chamilo / chamilo-lms

main/inc/lib/icalcreator/iCalcreator.class.php

Spacing +2505 added lines, -2505 removed lines

@@ -44,10 +44,10 @@ 
 }
 */
             /* only for phpversion 5.x, date management, default timezone setting */
-if( substr( phpversion(), 0, 1) >= '5' ) // && ( 'UTC' == date_default_timezone_get() )) {
-  date_default_timezone_set( 'Europe/Stockholm' );
+if (substr(phpversion(), 0, 1) >= '5') // && ( 'UTC' == date_default_timezone_get() )) {
+  date_default_timezone_set('Europe/Stockholm');
             /* version string, do NOT remove!! */
-define( 'ICALCREATOR_VERSION', 'iCalcreator 2.6' );
+define('ICALCREATOR_VERSION', 'iCalcreator 2.6');
 /*********************************************************************************/
 /*********************************************************************************/
 /**
@@ -87,7 +87,7 @@ 
  * @since 2.2.13 - 2007-12-30
  * @return void
  */
-  function vcalendar () {
+  function vcalendar() {
     $this->_makeVersion();
     $this->calscale   = null;
     $this->method     = null;
@@ -97,15 +97,15 @@ 
 /**
  *   language = <Text identifying a language, as defined in [RFC 1766]>
  */
-    if( defined( 'ICAL_LANG' ))
-      $this->setConfig( 'language', ICAL_LANG );
-    $this->setConfig( 'allowEmpty', TRUE );
-    $this->setConfig( 'nl',         "\n" );
-    $this->setConfig( 'format',     'iCal');
+    if (defined('ICAL_LANG'))
+      $this->setConfig('language', ICAL_LANG);
+    $this->setConfig('allowEmpty', TRUE);
+    $this->setConfig('nl', "\n");
+    $this->setConfig('format', 'iCal');
     $this->directory  = null;
     $this->filename   = null;
     $this->url        = null;
-    $this->setConfig( 'delimiter',  DIRECTORY_SEPARATOR );
+    $this->setConfig('delimiter', DIRECTORY_SEPARATOR);
     $this->xcaldecl   = array();
     $this->components = array();
   }
@@ -121,8 +121,8 @@ 
  * @return string
  */
   function createCalscale() {
-    if( empty( $this->calscale )) return FALSE;
-    switch( $this->format ) {
+    if (empty($this->calscale)) return FALSE;
+    switch ($this->format) {
       case 'xcal':
         return ' calscale="'.$this->calscale.'"'.$this->nl;
         break;
@@ -139,8 +139,8 @@ 
  * @param string $value
  * @return void
  */
-  function setCalscale( $value ) {
-    if( empty( $value )) return FALSE;
+  function setCalscale($value) {
+    if (empty($value)) return FALSE;
     $this->calscale = $value;
   }
 /*********************************************************************************/
@@ -155,8 +155,8 @@ 
  * @return string
  */
   function createMethod() {
-    if( empty( $this->method )) return FALSE;
-    switch( $this->format ) {
+    if (empty($this->method)) return FALSE;
+    switch ($this->format) {
       case 'xcal':
         return ' method="'.$this->method.'"'.$this->nl;
         break;
@@ -173,8 +173,8 @@ 
  * @param string $value
  * @return bool
  */
-  function setMethod( $value ) {
-    if( empty( $value )) return FALSE;
+  function setMethod($value) {
+    if (empty($value)) return FALSE;
     $this->method = $value;
     return TRUE;
   }
@@ -194,9 +194,9 @@ 
  * @return string
  */
   function createProdid() {
-    if( !isset( $this->prodid ))
+    if (!isset($this->prodid))
       $this->_makeProdid();
-    switch( $this->format ) {
+    switch ($this->format) {
       case 'xcal':
         return ' prodid="'.$this->prodid.'"'.$this->nl;
         break;
@@ -213,7 +213,7 @@ 
  * @return void
  */
   function _makeProdid() {
-    $this->prodid  = '-//'.$this->unique_id.'//NONSGML '.ICALCREATOR_VERSION.'//'.strtoupper( $this->language );
+    $this->prodid = '-//'.$this->unique_id.'//NONSGML '.ICALCREATOR_VERSION.'//'.strtoupper($this->language);
   }
 /**
  * Conformance: The property MUST be specified once in an iCalendar object.
@@ -229,7 +229,7 @@ 
  * @return void
  */
   function _makeUnique_id() {
-    $this->unique_id  = ( isset( $_SERVER['SERVER_NAME'] )) ? gethostbyname( $_SERVER['SERVER_NAME'] ) : 'localhost';
+    $this->unique_id = (isset($_SERVER['SERVER_NAME'])) ? gethostbyname($_SERVER['SERVER_NAME']) : 'localhost';
   }
 /*********************************************************************************/
 /**
@@ -246,9 +246,9 @@ 
  * @return string
  */
   function createVersion() {
-    if( empty( $this->version ))
+    if (empty($this->version))
       $this->_makeVersion();
-    switch( $this->format ) {
+    switch ($this->format) {
       case 'xcal':
         return ' version="'.$this->version.'"'.$this->nl;
         break;
@@ -275,8 +275,8 @@ 
  * @param string $value
  * @return void
  */
-  function setVersion( $value ) {
-    if( empty( $value )) return FALSE;
+  function setVersion($value) {
+    if (empty($value)) return FALSE;
     $this->version = $value;
     return TRUE;
   }
@@ -292,29 +292,29 @@ 
  * @return string
  */
   function createXprop() {
-    if( 'xcal' == $this->format )
+    if ('xcal' == $this->format)
       return false;
-    if( 0 >= count( $this->xprop ))
+    if (0 >= count($this->xprop))
       return;
     $output = null;
     $toolbox = new calendarComponent();
-    $toolbox->setConfig( 'language', $this->getConfig( 'language' ));
-    $toolbox->setConfig( 'nl',       $this->getConfig( 'nl' ));
-    $toolbox->_createFormat(         $this->getConfig( 'format' ));
-    foreach( $this->xprop as $label => $xpropPart ) {
-      if( empty( $xpropPart['value'] )) {
-        $output  .= $toolbox->_createElement( $label );
+    $toolbox->setConfig('language', $this->getConfig('language'));
+    $toolbox->setConfig('nl', $this->getConfig('nl'));
+    $toolbox->_createFormat($this->getConfig('format'));
+    foreach ($this->xprop as $label => $xpropPart) {
+      if (empty($xpropPart['value'])) {
+        $output  .= $toolbox->_createElement($label);
         continue;
       }
-      $attributes = $toolbox->_createParams( $xpropPart['params'], array( 'LANGUAGE' ));
-      if( is_array( $xpropPart['value'] )) {
-        foreach( $xpropPart['value'] as $pix => $theXpart )
-          $xpropPart['value'][$pix] = $toolbox->_strrep( $theXpart );
-        $xpropPart['value']  = implode( ',', $xpropPart['value'] );
+      $attributes = $toolbox->_createParams($xpropPart['params'], array('LANGUAGE'));
+      if (is_array($xpropPart['value'])) {
+        foreach ($xpropPart['value'] as $pix => $theXpart)
+          $xpropPart['value'][$pix] = $toolbox->_strrep($theXpart);
+        $xpropPart['value'] = implode(',', $xpropPart['value']);
       }
       else
-        $xpropPart['value'] = $toolbox->_strrep( $xpropPart['value'] );
-      $output    .= $toolbox->_createElement( $label, $attributes, $xpropPart['value'] );
+        $xpropPart['value'] = $toolbox->_strrep($xpropPart['value']);
+      $output .= $toolbox->_createElement($label, $attributes, $xpropPart['value']);
     }
     return $output;
   }
@@ -328,14 +328,14 @@ 
  * @param array $params optional
  * @return bool
  */
-  function setXprop( $label, $value, $params=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    if( empty( $label )) return FALSE;
-    $xprop           = array( 'value' => $value );
+  function setXprop($label, $value, $params = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    if (empty($label)) return FALSE;
+    $xprop           = array('value' => $value);
     $toolbox         = new calendarComponent();
-    $xprop['params'] = $toolbox->_setParams( $params );
-    if( !is_array( $this->xprop )) $this->xprop = array();
-    $this->xprop[strtoupper( $label )] = $xprop;
+    $xprop['params'] = $toolbox->_setParams($params);
+    if (!is_array($this->xprop)) $this->xprop = array();
+    $this->xprop[strtoupper($label)] = $xprop;
     return TRUE;
   }
 /*********************************************************************************/
@@ -348,39 +348,39 @@ 
  * @param int @propix, optional, if specific property is wanted in case of multiply occurences
  * @return bool, if successfull delete
  */
-  function deleteProperty( $propName, $propix=FALSE ) {
-    $propName = ( $propName ) ? strtoupper( $propName ) : 'X-PROP';
-    if( !$propix )
-      $propix = ( isset( $this->propdelix[$propName] )) ? $this->propdelix[$propName] + 2 : 1;
+  function deleteProperty($propName, $propix = FALSE) {
+    $propName = ($propName) ? strtoupper($propName) : 'X-PROP';
+    if (!$propix)
+      $propix = (isset($this->propdelix[$propName])) ? $this->propdelix[$propName] + 2 : 1;
     $this->propdelix[$propName] = --$propix;
     $return = FALSE;
-    switch( $propName ) {
+    switch ($propName) {
       case 'CALSCALE':
-        if( isset( $this->calscale )) {
+        if (isset($this->calscale)) {
           $this->calscale = null;
           $return = TRUE;
         }
         break;
       case 'METHOD':
-        if( isset( $this->method )) {
-          $this->method   = null;
+        if (isset($this->method)) {
+          $this->method = null;
           $return = TRUE;
         }
         break;
       default:
         $reduced = array();
-        if( $propName != 'X-PROP' ) {
-          if( !isset( $this->xprop[$propName] )) return FALSE;
-          foreach( $this->xprop as $k => $a ) {
-            if(( $k != $propName ) && !empty( $a ))
+        if ($propName != 'X-PROP') {
+          if (!isset($this->xprop[$propName])) return FALSE;
+          foreach ($this->xprop as $k => $a) {
+            if (($k != $propName) && !empty($a))
               $reduced[$k] = $a;
           }
         }
         else {
-          if( count( $this->xprop ) <= $propix )  return FALSE;
+          if (count($this->xprop) <= $propix)  return FALSE;
           $xpropno = 0;
-          foreach( $this->xprop as $xpropkey => $xpropvalue ) {
-            if( $propix != $xpropno )
+          foreach ($this->xprop as $xpropkey => $xpropvalue) {
+            if ($propix != $xpropno)
               $reduced[$xpropkey] = $xpropvalue;
             $xpropno++;
           }
@@ -400,41 +400,41 @@ 
  * @param bool $inclParam=FALSE
  * @return mixed
  */
-  function getProperty( $propName=FALSE, $propix=FALSE, $inclParam=FALSE ) {
-    $propName = ( $propName ) ? strtoupper( $propName ) : 'X-PROP';
-    if( 'X-PROP' == $propName ) {
-      if( !$propix )
-        $propix = ( isset( $this->propix[$propName] )) ? $this->propix[$propName] + 2 : 1;
+  function getProperty($propName = FALSE, $propix = FALSE, $inclParam = FALSE) {
+    $propName = ($propName) ? strtoupper($propName) : 'X-PROP';
+    if ('X-PROP' == $propName) {
+      if (!$propix)
+        $propix = (isset($this->propix[$propName])) ? $this->propix[$propName] + 2 : 1;
       $this->propix[$propName] = --$propix;
     }
-    switch( $propName ) {
+    switch ($propName) {
       case 'CALSCALE':
-        return ( !empty( $this->calscale )) ? $this->calscale : null;
+        return (!empty($this->calscale)) ? $this->calscale : null;
         break;
       case 'METHOD':
-        return ( !empty( $this->method )) ? $this->method : null;
+        return (!empty($this->method)) ? $this->method : null;
         break;
       case 'PRODID':
-        if( empty( $this->prodid ))
+        if (empty($this->prodid))
           $this->_makeProdid();
         return $this->prodid;
         break;
       case 'VERSION':
-        return ( !empty( $this->version )) ? $this->version : null;
+        return (!empty($this->version)) ? $this->version : null;
         break;
       default:
-        if( $propName != 'X-PROP' ) {
-          if( !isset( $this->xprop[$propName] )) return FALSE;
-          return ( $inclParam ) ? array( $propName, $this->xprop[$propName] )
-                                : array( $propName, $this->xprop[$propName]['value'] );
+        if ($propName != 'X-PROP') {
+          if (!isset($this->xprop[$propName])) return FALSE;
+          return ($inclParam) ? array($propName, $this->xprop[$propName])
+                                : array($propName, $this->xprop[$propName]['value']);
         }
         else {
-          if( empty( $this->xprop )) return FALSE;
+          if (empty($this->xprop)) return FALSE;
           $xpropno = 0;
-          foreach( $this->xprop as $xpropkey => $xpropvalue ) {
-            if( $propix == $xpropno )
-              return ( $inclParam ) ? array( $xpropkey, $this->xprop[$xpropkey] )
-                                    : array( $xpropkey, $this->xprop[$xpropkey]['value'] );
+          foreach ($this->xprop as $xpropkey => $xpropvalue) {
+            if ($propix == $xpropno)
+              return ($inclParam) ? array($xpropkey, $this->xprop[$xpropkey])
+                                    : array($xpropkey, $this->xprop[$xpropkey]['value']);
             else
               $xpropno++;
           }
@@ -453,23 +453,23 @@ 
  *                    second ALWAYS component value!
  * @return bool
  */
-  function setProperty () {
+  function setProperty() {
     $numargs    = func_num_args();
-    if( 1 > $numargs )
+    if (1 > $numargs)
       return FALSE;
     $arglist    = func_get_args();
-    $arglist[0] = strtoupper( $arglist[0] );
-    switch( $arglist[0] ) {
+    $arglist[0] = strtoupper($arglist[0]);
+    switch ($arglist[0]) {
       case 'CALSCALE':
-        return $this->setCalscale( $arglist[1] );
+        return $this->setCalscale($arglist[1]);
       case 'METHOD':
-        return $this->setMethod( $arglist[1] );
+        return $this->setMethod($arglist[1]);
       case 'VERSION':
-        return $this->setVersion( $arglist[1] );
+        return $this->setVersion($arglist[1]);
       default:
-        if( !isset( $arglist[1] )) $arglist[1] = null;
-        if( !isset( $arglist[2] )) $arglist[2] = null;
-        return $this->setXprop( $arglist[0], $arglist[1], $arglist[2] );
+        if (!isset($arglist[1])) $arglist[1] = null;
+        if (!isset($arglist[2])) $arglist[2] = null;
+        return $this->setXprop($arglist[0], $arglist[1], $arglist[2]);
     }
     return FALSE;
   }
@@ -482,23 +482,23 @@ 
  * @param string $config
  * @return value
  */
-  function getConfig( $config ) {
-    switch( strtoupper( $config )) {
+  function getConfig($config) {
+    switch (strtoupper($config)) {
       case 'ALLOWEMPTY':
         return $this->allowEmpty;
         break;
       case 'COMPSINFO':
-        unset( $this->compix );
+        unset($this->compix);
         $info = array();
-        foreach( $this->components as $cix => $component ) {
-          if( empty( $component )) continue;
-          unset( $component->propix );
+        foreach ($this->components as $cix => $component) {
+          if (empty($component)) continue;
+          unset($component->propix);
           $info[$cix]['ordno'] = $cix + 1;
           $info[$cix]['type']  = $component->objName;
-          $info[$cix]['uid']   = $component->getProperty( 'uid' );
-          $info[$cix]['props'] = $component->getConfig( 'propinfo' );
-          $info[$cix]['sub']   = $component->getConfig( 'compsinfo' );
-          unset( $component->propix );
+          $info[$cix]['uid']   = $component->getProperty('uid');
+          $info[$cix]['props'] = $component->getConfig('propinfo');
+          $info[$cix]['sub']   = $component->getConfig('compsinfo');
+          unset($component->propix);
         }
         return $info;
         break;
@@ -506,32 +506,32 @@ 
         return $this->delimiter;
         break;
       case 'DIRECTORY':
-        if( empty( $this->directory ))
+        if (empty($this->directory))
           $this->directory = '.';
         return $this->directory;
         break;
       case 'DIRFILE':
-        return $this->getConfig( 'directory' ).$this->getConfig( 'delimiter' ).$this->getConfig( 'filename' );
+        return $this->getConfig('directory').$this->getConfig('delimiter').$this->getConfig('filename');
         break;
       case 'FILEINFO':
-        return array( $this->getConfig( 'directory' )
-                    , $this->getConfig( 'filename' )
-                    , $this->getConfig( 'filesize' ));
+        return array($this->getConfig('directory')
+                    , $this->getConfig('filename')
+                    , $this->getConfig('filesize'));
         break;
       case 'FILENAME':
-        if( empty( $this->filename )) {
-          if( 'xcal' == $this->format )
-            $this->filename = date( 'YmdHis' ).'.xml'; // recommended xcs.. .
+        if (empty($this->filename)) {
+          if ('xcal' == $this->format)
+            $this->filename = date('YmdHis').'.xml'; // recommended xcs.. .
           else
-            $this->filename = date( 'YmdHis' ).'.ics';
+            $this->filename = date('YmdHis').'.ics';
         }
         return $this->filename;
         break;
       case 'FILESIZE':
-        $size    = 0;
-        if( empty( $this->url )) {
-          $dirfile = $this->getConfig( 'dirfile' );
-          if( FALSE === ( $size = filesize( $dirfile )))
+        $size = 0;
+        if (empty($this->url)) {
+          $dirfile = $this->getConfig('dirfile');
+          if (FALSE === ($size = filesize($dirfile)))
             $size = 0;
           clearstatcache();
         }
@@ -552,7 +552,7 @@ 
         return $this->unique_id;
         break;
       case 'URL':
-        if( !empty( $this->url ))
+        if (!empty($this->url))
           return $this->url;
         else
           return FALSE;
@@ -568,12 +568,12 @@ 
  * @param string $value
  * @return void
  */
-  function setConfig( $config, $value ) {
+  function setConfig($config, $value) {
     $res = FALSE;
-    switch( strtoupper( $config )) {
+    switch (strtoupper($config)) {
       case 'ALLOWEMPTY':
         $this->allowEmpty = $value;
-        $subcfg  = array( 'ALLOWEMPTY' => $value );
+        $subcfg = array('ALLOWEMPTY' => $value);
         $res = TRUE;
         break;
       case 'DELIMITER':
@@ -581,11 +581,11 @@ 
         return TRUE;
         break;
       case 'DIRECTORY':
-        $value   = trim( $value );
+        $value   = trim($value);
         $nl      = $this->getConfig('delimiter');
-        if( $nl == substr( $value, ( 0 - strlen( $nl ))))
-          $value = substr( $value, 0, ( strlen( $value ) - strlen( $nl )));
-        if( is_dir( $value )) {
+        if ($nl == substr($value, (0 - strlen($nl))))
+          $value = substr($value, 0, (strlen($value) - strlen($nl)));
+        if (is_dir($value)) {
             /* local directory */
           clearstatcache();
           $this->directory = $value;
@@ -596,16 +596,16 @@ 
           return FALSE;
         break;
       case 'FILENAME':
-        $value   = trim( $value );
-        if( !empty( $this->url )) {
+        $value = trim($value);
+        if (!empty($this->url)) {
             /* remote directory+file - URL */
           $this->filename = $value;
           return TRUE;
         }
-        $dirfile = $this->getConfig( 'directory' ).$this->getConfig( 'delimiter' ).$value;
-        if( file_exists( $dirfile )) {
+        $dirfile = $this->getConfig('directory').$this->getConfig('delimiter').$value;
+        if (file_exists($dirfile)) {
             /* local existing file */
-          if( is_readable( $dirfile ) || is_writable( $dirfile )) {
+          if (is_readable($dirfile) || is_writable($dirfile)) {
             clearstatcache();
             $this->filename = $value;
             return TRUE;
@@ -613,7 +613,7 @@ 
           else
             return FALSE;
         }
-        elseif( FALSE !== touch( $dirfile )) {
+        elseif (FALSE !== touch($dirfile)) {
             /* new local file created */
           $this->filename = $value;
           return TRUE;
@@ -622,8 +622,8 @@ 
           return FALSE;
         break;
       case 'FORMAT':
-        $value   = trim( $value );
-        if( 'xcal' == strtolower( $value )) {
+        $value = trim($value);
+        if ('xcal' == strtolower($value)) {
           $this->format             = 'xcal';
           $this->attributeDelimiter = $this->nl;
           $this->valueInit          = null;
@@ -633,46 +633,46 @@ 
           $this->attributeDelimiter = ';';
           $this->valueInit          = ':';
         }
-        $subcfg  = array( 'FORMAT' => $value );
+        $subcfg = array('FORMAT' => $value);
         $res = TRUE;
         break;
       case 'LANGUAGE':
          // set language for calendar component as defined in [RFC 1766]
-        $value   = trim( $value );
+        $value   = trim($value);
         $this->language = $value;
-        $subcfg  = array( 'LANGUAGE' => $value );
+        $subcfg  = array('LANGUAGE' => $value);
         $res = TRUE;
         break;
       case 'NL':
       case 'NEWLINECHAR':
         $this->nl = $value;
-        $subcfg  = array( 'NL' => $value );
+        $subcfg = array('NL' => $value);
         $res = TRUE;
         break;
       case 'UNIQUE_ID':
-        $value   = trim( $value );
+        $value   = trim($value);
         $this->unique_id = $value;
-        $subcfg  = array( 'UNIQUE_ID' => $value );
+        $subcfg  = array('UNIQUE_ID' => $value);
         $res = TRUE;
         break;
       case 'URL':
             /* remote file - URL */
-        $value     = trim( $value );
-        $value     = str_replace( 'HTTP://',   'http://', $value );
-        $value     = str_replace( 'WEBCAL://', 'http://', $value );
-        $value     = str_replace( 'webcal://', 'http://', $value );
+        $value     = trim($value);
+        $value     = str_replace('HTTP://', 'http://', $value);
+        $value     = str_replace('WEBCAL://', 'http://', $value);
+        $value     = str_replace('webcal://', 'http://', $value);
         $this->url = $value;
         $this->directory = null;
-        $parts     = pathinfo( $value );
-        return $this->setConfig( 'filename',  $parts['basename'] );
+        $parts     = pathinfo($value);
+        return $this->setConfig('filename', $parts['basename']);
         break;
     }
-    if( !$res ) return FALSE;
-    if( isset( $subcfg ) && !empty( $this->components )) {
-      foreach( $subcfg as $cfgkey => $cfgvalue ) {
-        foreach( $this->components as $cix => $component ) {
-          $res = $component->setConfig( $cfgkey, $cfgvalue );
-          if( !$res )
+    if (!$res) return FALSE;
+    if (isset($subcfg) && !empty($this->components)) {
+      foreach ($subcfg as $cfgkey => $cfgvalue) {
+        foreach ($this->components as $cix => $component) {
+          $res = $component->setConfig($cfgkey, $cfgvalue);
+          if (!$res)
             break 2;
           $this->components[$cix] = $component->copy(); // PHP4 compliant
         }
@@ -691,8 +691,8 @@ 
  * @param object $component calendar component
  * @return void
  */
-  function addComponent( $component ) {
-    $this->setComponent( $component );
+  function addComponent($component) {
+    $this->setComponent($component);
   }
 /**
  * delete calendar component from container
@@ -703,33 +703,33 @@ 
  * @param mixed $arg2 optional, ordno if arg1 = component type
  * @return void
  */
-  function deleteComponent( $arg1, $arg2=FALSE  ) {
+  function deleteComponent($arg1, $arg2 = FALSE) {
     $argType = $index = null;
-    if ( ctype_digit( (string) $arg1 )) {
+    if (ctype_digit((string) $arg1)) {
       $argType = 'INDEX';
       $index   = (int) $arg1 - 1;
     }
-    elseif(( strlen( $arg1 ) <= strlen( 'vfreebusy' )) && ( FALSE === strpos( $arg1, '@' ))) {
-      $argType = strtolower( $arg1 );
-      $index   = ( !empty( $arg2 ) && ctype_digit( (string) $arg2 )) ? (( int ) $arg2 - 1 ) : 0;
+    elseif ((strlen($arg1) <= strlen('vfreebusy')) && (FALSE === strpos($arg1, '@'))) {
+      $argType = strtolower($arg1);
+      $index   = (!empty($arg2) && ctype_digit((string) $arg2)) ? ((int) $arg2 - 1) : 0;
     }
     $cix1dC = 0;
-    foreach ( $this->components as $cix => $component) {
-      if( empty( $component )) continue;
-      unset( $component->propix );
-      if(( 'INDEX' == $argType ) && ( $index == $cix )) {
-        unset( $this->components[$cix] );
+    foreach ($this->components as $cix => $component) {
+      if (empty($component)) continue;
+      unset($component->propix);
+      if (('INDEX' == $argType) && ($index == $cix)) {
+        unset($this->components[$cix]);
         return TRUE;
       }
-      elseif( $argType == $component->objName ) {
-        if( $index == $cix1dC ) {
-          unset( $this->components[$cix] );
+      elseif ($argType == $component->objName) {
+        if ($index == $cix1dC) {
+          unset($this->components[$cix]);
           return TRUE;
         }
         $cix1dC++;
       }
-      elseif( !$argType && ($arg1 == $component->getProperty( 'uid' ))) {
-        unset( $this->components[$cix] );
+      elseif (!$argType && ($arg1 == $component->getProperty('uid'))) {
+        unset($this->components[$cix]);
         return TRUE;
       }
     }
@@ -744,49 +744,49 @@ 
  * @param mixed $arg2 optional, ordno if arg1 = component type
  * @return object
  */
-  function getComponent( $arg1=FALSE, $arg2=FALSE ) {
+  function getComponent($arg1 = FALSE, $arg2 = FALSE) {
     $index = $argType = null;
-    if ( !$arg1 ) {
+    if (!$arg1) {
       $argType = 'INDEX';
       $index   = $this->compix['INDEX'] =
-        ( isset( $this->compix['INDEX'] )) ? $this->compix['INDEX'] + 1 : 1;
+        (isset($this->compix['INDEX'])) ? $this->compix['INDEX'] + 1 : 1;
     }
-    elseif ( ctype_digit( (string) $arg1 )) {
+    elseif (ctype_digit((string) $arg1)) {
       $argType = 'INDEX';
       $index   = (int) $arg1;
-      unset( $this->compix );
+      unset($this->compix);
     }
-    elseif(( strlen( $arg1 ) <= strlen( 'vfreebusy' )) && ( FALSE === strpos( $arg1, '@' ))) {
-      unset( $this->compix['INDEX'] );
-      $argType = strtolower( $arg1 );
-      if( !$arg2 )
+    elseif ((strlen($arg1) <= strlen('vfreebusy')) && (FALSE === strpos($arg1, '@'))) {
+      unset($this->compix['INDEX']);
+      $argType = strtolower($arg1);
+      if (!$arg2)
         $index = $this->compix[$argType] =
-        ( isset( $this->compix[$argType] )) ? $this->compix[$argType] + 1 : 1;
+        (isset($this->compix[$argType])) ? $this->compix[$argType] + 1 : 1;
       else
         $index = (int) $arg2;
     }
-    $index  -= 1;
-    $ckeys =  array_keys( $this->components );
-    if( !empty( $index) && ( $index > end(  $ckeys )))
+    $index -= 1;
+    $ckeys = array_keys($this->components);
+    if (!empty($index) && ($index > end($ckeys)))
       return FALSE;
     $cix1gC = 0;
-    foreach ( $this->components as $cix => $component) {
-      if( empty( $component )) continue;
-      unset( $component->propix );
-      if(( 'INDEX' == $argType ) && ( $index == $cix ))
+    foreach ($this->components as $cix => $component) {
+      if (empty($component)) continue;
+      unset($component->propix);
+      if (('INDEX' == $argType) && ($index == $cix))
         return $component->copy();
-      elseif( $argType == $component->objName ) {
-         if( $index == $cix1gC )
+      elseif ($argType == $component->objName) {
+         if ($index == $cix1gC)
            return $component->copy();
          $cix1gC++;
       }
-      elseif( !$argType && ($arg1 == $component->getProperty( 'uid' ))) {
-        unset( $component->propix );
+      elseif (!$argType && ($arg1 == $component->getProperty('uid'))) {
+        unset($component->propix);
         return $component->copy();
       }
     }
             /* not found.. . */
-    unset( $this->compix );
+    unset($this->compix);
     return FALSE;
   }
 /**
@@ -813,242 +813,242 @@ 
  *                               FALSE - one occurance of component only in output array</tr>
  * @return array or FALSE
  */
-  function selectComponents( $startY=FALSE, $startM=FALSE, $startD=FALSE, $endY=FALSE, $endM=FALSE, $endD=FALSE, $cType=FALSE, $flat=FALSE, $any=TRUE, $split=TRUE ) {
+  function selectComponents($startY = FALSE, $startM = FALSE, $startD = FALSE, $endY = FALSE, $endM = FALSE, $endD = FALSE, $cType = FALSE, $flat = FALSE, $any = TRUE, $split = TRUE) {
             /* check  if empty calendar */
-    if( 0 >= count( $this->components )) return FALSE;
+    if (0 >= count($this->components)) return FALSE;
             /* check default dates */
-    if( !$startY ) $startY = date( 'Y' );
-    if( !$startM ) $startM = date( 'm' );
-    if( !$startD ) $startD = date( 'd' );
-    $startDate = mktime( 0, 0, 0, $startM, $startD, $startY );
-    if( !$endY )   $endY   = $startY;
-    if( !$endM )   $endM   = $startM;
-    if( !$endD )   $endD   = $startD;
-    $endDate   = mktime( 23, 59, 59, $endM, $endD, $endY );
+    if (!$startY) $startY = date('Y');
+    if (!$startM) $startM = date('m');
+    if (!$startD) $startD = date('d');
+    $startDate = mktime(0, 0, 0, $startM, $startD, $startY);
+    if (!$endY)   $endY   = $startY;
+    if (!$endM)   $endM   = $startM;
+    if (!$endD)   $endD   = $startD;
+    $endDate = mktime(23, 59, 59, $endM, $endD, $endY);
             /* check component types */
-    $validTypes = array('vevent', 'vtodo', 'vjournal', 'vfreebusy' );
-    if( is_array( $cType )) {
-      foreach( $cType as $cix => $theType ) {
-        $cType[$cix] = $theType = strtolower( $theType );
-        if( !in_array( $theType, $validTypes ))
+    $validTypes = array('vevent', 'vtodo', 'vjournal', 'vfreebusy');
+    if (is_array($cType)) {
+      foreach ($cType as $cix => $theType) {
+        $cType[$cix] = $theType = strtolower($theType);
+        if (!in_array($theType, $validTypes))
           $cType[$cix] = 'vevent';
       }
-      $cType = array_unique( $cType );
+      $cType = array_unique($cType);
     }
-    elseif( !empty( $cType )) {
-      $cType = strtolower( $cType );
-      if( !in_array( $cType, $validTypes ))
-        $cType = array( 'vevent' );
+    elseif (!empty($cType)) {
+      $cType = strtolower($cType);
+      if (!in_array($cType, $validTypes))
+        $cType = array('vevent');
       else
-        $cType = array( $cType );
+        $cType = array($cType);
     }
     else
       $cType = $validTypes;
-    if( 0 >= count( $cType ))
+    if (0 >= count($cType))
       $cType = $validTypes;
             /* iterate components */
     $result = array();
-    foreach ( $this->components as $cix => $component ) {
-      if( empty( $component )) continue;
-      unset( $component->propix, $start );
+    foreach ($this->components as $cix => $component) {
+      if (empty($component)) continue;
+      unset($component->propix, $start);
             /* deselect unvalid type components */
-      if( !in_array( $component->objName, $cType )) continue;
+      if (!in_array($component->objName, $cType)) continue;
             /* deselect components without dtstart set */
-      if( FALSE === ( $start = $component->getProperty( 'dtstart' ))) continue;
+      if (FALSE === ($start = $component->getProperty('dtstart'))) continue;
       $dtendExist = $dueExist = $durationExist = $endAllDayEvent = FALSE;
-      unset( $end, $startWdate, $endWdate, $rdurWsecs, $rdur, $exdatelist, $workstart, $workend ); // clean up
-      $startWdate = $component->_date2timestamp( $start );
-      $startDateFormat = ( isset( $start['hour'] )) ? 'Y-m-d H:i:s' : 'Y-m-d';
+      unset($end, $startWdate, $endWdate, $rdurWsecs, $rdur, $exdatelist, $workstart, $workend); // clean up
+      $startWdate = $component->_date2timestamp($start);
+      $startDateFormat = (isset($start['hour'])) ? 'Y-m-d H:i:s' : 'Y-m-d';
             /* get end date from dtend/due/duration properties */
-      $end = $component->getProperty( 'dtend' );
-      if( !empty( $end )) {
+      $end = $component->getProperty('dtend');
+      if (!empty($end)) {
         $dtendExist = TRUE;
-        $endDateFormat = ( isset( $end['hour'] )) ? 'Y-m-d H:i:s' : 'Y-m-d';
+        $endDateFormat = (isset($end['hour'])) ? 'Y-m-d H:i:s' : 'Y-m-d';
       }
    // if( !empty($end))  echo 'selectComp 1 start='.implode('-',$start).' end='.implode('-',$end)."<br />\n"; // test ###
-      if( empty($end) && ( $component->objName == 'vtodo' )) {
-        $end = $component->getProperty( 'due' );
-        if( !empty( $end )) {
+      if (empty($end) && ($component->objName == 'vtodo')) {
+        $end = $component->getProperty('due');
+        if (!empty($end)) {
           $dueExist = TRUE;
-          $endDateFormat = ( isset( $end['hour'] )) ? 'Y-m-d H:i:s' : 'Y-m-d';
+          $endDateFormat = (isset($end['hour'])) ? 'Y-m-d H:i:s' : 'Y-m-d';
         }
    // if( !empty($end))  echo 'selectComp 2 start='.implode('-',$start).' end='.implode('-',$end)."<br />\n"; // test ###
       }
-      if( !empty( $end ) && !isset( $end['hour'] )) {
+      if (!empty($end) && !isset($end['hour'])) {
           /* a DTEND without time part regards an event that ends the day before,
              for an all-day event DTSTART=20071201 DTEND=20071202 (taking place 20071201!!! */
         $endAllDayEvent = TRUE;
-        $endWdate = mktime( 23, 59, 59, $end['month'], ($end['day'] - 1), $end['year'] );
-        $end['year']  = date( 'Y', $endWdate );
-        $end['month'] = date( 'm', $endWdate );
-        $end['day']   = date( 'd', $endWdate );
+        $endWdate = mktime(23, 59, 59, $end['month'], ($end['day'] - 1), $end['year']);
+        $end['year']  = date('Y', $endWdate);
+        $end['month'] = date('m', $endWdate);
+        $end['day']   = date('d', $endWdate);
         $end['hour']  = 23;
         $end['min']   = $end['sec'] = 59;
    // if( !empty($end))  echo 'selectComp 3 start='.implode('-',$start).' end='.implode('-',$end)."<br />\n"; // test ###
       }
-      if( empty( $end )) {
-        $end = $component->getProperty( 'duration', FALSE, FALSE, TRUE );// in dtend (array) format
-        if( !empty( $end ))
+      if (empty($end)) {
+        $end = $component->getProperty('duration', FALSE, FALSE, TRUE); // in dtend (array) format
+        if (!empty($end))
           $durationExist = TRUE;
    // if( !empty($end))  echo 'selectComp 4 start='.implode('-',$start).' end='.implode('-',$end)."<br />\n"; // test ###
       }
-      if( empty( $end )) { // assume one day duration if missing end date
-        $end = array( 'year' => $start['year'], 'month' => $start['month'], 'day' => $start['day'], 'hour' => 23, 'min' => 59, 'sec' => 59 );
+      if (empty($end)) { // assume one day duration if missing end date
+        $end = array('year' => $start['year'], 'month' => $start['month'], 'day' => $start['day'], 'hour' => 23, 'min' => 59, 'sec' => 59);
    // if( isset($end))  echo 'selectComp 5 start='.implode('-',$start).' end='.implode('-',$end)."<br />\n"; // test ###
       }
-      $endWdate = $component->_date2timestamp( $end );
-      if( $endWdate < $startWdate ) { // MUST be after start date!!
-        $end = array( 'year' => $start['year'], 'month' => $start['month'], 'day' => $start['day'], 'hour' => 23, 'min' => 59, 'sec' => 59 );
-        $endWdate = $component->_date2timestamp( $end );
+      $endWdate = $component->_date2timestamp($end);
+      if ($endWdate < $startWdate) { // MUST be after start date!!
+        $end = array('year' => $start['year'], 'month' => $start['month'], 'day' => $start['day'], 'hour' => 23, 'min' => 59, 'sec' => 59);
+        $endWdate = $component->_date2timestamp($end);
       }
       $rdurWsecs  = $endWdate - $startWdate; // compute component duration in seconds
-      $rdur       = $component->_date2duration( $start, $end ); // compute component duration, array
+      $rdur       = $component->_date2duration($start, $end); // compute component duration, array
             /* make a list of optional exclude dates for component occurence from exrule and exdate */
       $exdatelist = array();
-      $workstart  = $component->_timestamp2date(( $startDate - $rdurWsecs ), 6);
-      $workend    = $component->_timestamp2date(( $endDate + $rdurWsecs ), 6);
-      while( FALSE !== ( $exrule = $component->getProperty( 'exrule' )))    // check exrule
-        $component->_recur2date( $exdatelist, $exrule, $start, $workstart, $workend );
-      while( FALSE !== ( $exdate = $component->getProperty( 'exdate' ))) {  // check exdate
-        foreach( $exdate as $theExdate ) {
-          $exWdate = $component->_date2timestamp( $theExdate );
-          if((( $startDate - $rdurWsecs ) <= $exWdate ) && ( $endDate >= $exWdate ))
+      $workstart  = $component->_timestamp2date(($startDate - $rdurWsecs), 6);
+      $workend    = $component->_timestamp2date(($endDate + $rdurWsecs), 6);
+      while (FALSE !== ($exrule = $component->getProperty('exrule')))    // check exrule
+        $component->_recur2date($exdatelist, $exrule, $start, $workstart, $workend);
+      while (FALSE !== ($exdate = $component->getProperty('exdate'))) {  // check exdate
+        foreach ($exdate as $theExdate) {
+          $exWdate = $component->_date2timestamp($theExdate);
+          if ((($startDate - $rdurWsecs) <= $exWdate) && ($endDate >= $exWdate))
             $exdatelist[$exWdate] = TRUE;
         }
       }
             /* if 'any' components, check repeating components, removing all excluding dates */
-      if( TRUE === $any ) {
+      if (TRUE === $any) {
             /* make a list of optional repeating dates for component occurence, rrule, rdate */
         $recurlist = array();
-        while( FALSE !== ( $rrule = $component->getProperty( 'rrule' )))    // check rrule
-          $component->_recur2date( $recurlist, $rrule, $start, $workstart, $workend );
-        foreach( $recurlist as $recurkey => $recurvalue ) // key=match date as timestamp
+        while (FALSE !== ($rrule = $component->getProperty('rrule')))    // check rrule
+          $component->_recur2date($recurlist, $rrule, $start, $workstart, $workend);
+        foreach ($recurlist as $recurkey => $recurvalue) // key=match date as timestamp
           $recurlist[$recurkey] = $rdurWsecs; // add duration in seconds
-        while( FALSE !== ( $rdate = $component->getProperty( 'rdate' ))) {  // check rdate
-          foreach( $rdate as $theRdate ) {
-            if( is_array( $theRdate ) && ( 2 == count( $theRdate )) &&  // all days within PERIOD
-                   array_key_exists( '0', $theRdate ) &&  array_key_exists( '1', $theRdate )) {
-              $rstart = $component->_date2timestamp( $theRdate[0] );
-              if(( $rstart < ( $startDate - $rdurWsecs )) || ( $rstart > $endDate ))
+        while (FALSE !== ($rdate = $component->getProperty('rdate'))) {  // check rdate
+          foreach ($rdate as $theRdate) {
+            if (is_array($theRdate) && (2 == count($theRdate)) && // all days within PERIOD
+                   array_key_exists('0', $theRdate) && array_key_exists('1', $theRdate)) {
+              $rstart = $component->_date2timestamp($theRdate[0]);
+              if (($rstart < ($startDate - $rdurWsecs)) || ($rstart > $endDate))
                 continue;
-              if( isset( $theRdate[1]['year'] )) // date-date period
-                $rend = $component->_date2timestamp( $theRdate[1] );
+              if (isset($theRdate[1]['year'])) // date-date period
+                $rend = $component->_date2timestamp($theRdate[1]);
               else {                             // date-duration period
-                $rend = $component->duration2date( $theRdate[0], $theRdate[1] );
-                $rend = $component->_date2timestamp( $rend );
+                $rend = $component->duration2date($theRdate[0], $theRdate[1]);
+                $rend = $component->_date2timestamp($rend);
               }
-              if((( $startDate - $rdurWsecs ) <= $rstart ) && ( $endDate >= $rstart ))
-                $recurlist[$rstart] = ( $rstart - $rend ); // set start date + rdate duration in seconds
+              if ((($startDate - $rdurWsecs) <= $rstart) && ($endDate >= $rstart))
+                $recurlist[$rstart] = ($rstart - $rend); // set start date + rdate duration in seconds
             } // PERIOD end
             else { // single date
-              $theRdate = $component->_date2timestamp( $theRdate );
-              if((( $startDate - $rdurWsecs ) <= $theRdate ) && ( $endDate >= $theRdate ))
+              $theRdate = $component->_date2timestamp($theRdate);
+              if ((($startDate - $rdurWsecs) <= $theRdate) && ($endDate >= $theRdate))
                 $recurlist[$theRdate] = $rdurWsecs; // set start date + event duration in seconds
             }
           }
         }
-        if( 0 < count( $recurlist )) {
-          ksort( $recurlist );
-          foreach( $recurlist as $recurkey => $durvalue ) {
-            if((( $startDate - $rdurWsecs ) > $recurkey ) || ( $endDate < $recurkey )) // not within period
+        if (0 < count($recurlist)) {
+          ksort($recurlist);
+          foreach ($recurlist as $recurkey => $durvalue) {
+            if ((($startDate - $rdurWsecs) > $recurkey) || ($endDate < $recurkey)) // not within period
               continue;
-            if( isset( $exdatelist[$recurkey] )) // check excluded dates
+            if (isset($exdatelist[$recurkey])) // check excluded dates
               continue;
-            if( $startWdate >= $recurkey ) // exclude component start date
+            if ($startWdate >= $recurkey) // exclude component start date
               continue;
             $component2   = $component->copy();
-            $rstart       = $component2->_timestamp2date( $recurkey, 6);
+            $rstart       = $component2->_timestamp2date($recurkey, 6);
             $datevalue    = $rstart['month'].'/'.$rstart['day'].'/'.$rstart['year'];
-            if( isset( $start['hour'] ) || isset( $start['min'] ) || isset( $start['sec'] )) {
-              $datevalue .= ( isset( $rstart['hour'] )) ? ' '.$rstart['hour'] : ' 00';
-              $datevalue .= ( isset( $rstart['min'] ))  ? ':'.$rstart['min']  : ':00';
-              $datevalue .= ( isset( $rstart['sec'] ))  ? ':'.$rstart['sec']  : ':00';
+            if (isset($start['hour']) || isset($start['min']) || isset($start['sec'])) {
+              $datevalue .= (isset($rstart['hour'])) ? ' '.$rstart['hour'] : ' 00';
+              $datevalue .= (isset($rstart['min'])) ? ':'.$rstart['min'] : ':00';
+              $datevalue .= (isset($rstart['sec'])) ? ':'.$rstart['sec'] : ':00';
             }
-            $datestring = date( $startDateFormat, strtotime( $datevalue ));
-            if( isset( $start['tz'] ))
+            $datestring = date($startDateFormat, strtotime($datevalue));
+            if (isset($start['tz']))
               $datestring .= ' '.$start['tz'];
-            $component2->setProperty( 'X-CURRENT-DTSTART', $datestring );
-            $rend   = $component2->_timestamp2date(( $recurkey + $durvalue ), 6);
-            if( $dtendExist || $dueExist ) {
-              if( $endAllDayEvent ) {
-                $rend2 = mktime( 0, 0, 0, $rend['month'], ($rend['day'] + 1), $rend['year'] );
-                $datevalue  = date( 'm', $rend2 ).'/'.date( 'd', $rend2 ).'/'.date( 'Y', $rend2 );
+            $component2->setProperty('X-CURRENT-DTSTART', $datestring);
+            $rend = $component2->_timestamp2date(($recurkey + $durvalue), 6);
+            if ($dtendExist || $dueExist) {
+              if ($endAllDayEvent) {
+                $rend2 = mktime(0, 0, 0, $rend['month'], ($rend['day'] + 1), $rend['year']);
+                $datevalue  = date('m', $rend2).'/'.date('d', $rend2).'/'.date('Y', $rend2);
               }
               else {
                 $datevalue  = $rend['month'].'/'.$rend['day'].'/'.$rend['year'];
-                if( isset( $end['hour'] ) || isset( $end['min'] ) || isset( $end['sec'] )) {
-                  $datevalue .= ( isset( $rend['hour'] )) ? ' '.$rend['hour'] : ' 00';
-                  $datevalue .= ( isset( $rend['min'] ))  ? ':'.$rend['min']  : ':00';
-                  $datevalue .= ( isset( $rend['sec'] ))  ? ':'.$rend['sec']  : ':00';
+                if (isset($end['hour']) || isset($end['min']) || isset($end['sec'])) {
+                  $datevalue .= (isset($rend['hour'])) ? ' '.$rend['hour'] : ' 00';
+                  $datevalue .= (isset($rend['min'])) ? ':'.$rend['min'] : ':00';
+                  $datevalue .= (isset($rend['sec'])) ? ':'.$rend['sec'] : ':00';
                 }
               }
-              $datestring = date( $endDateFormat, strtotime( $datevalue ));
-              if( isset( $end['tz'] ))
+              $datestring = date($endDateFormat, strtotime($datevalue));
+              if (isset($end['tz']))
                 $datestring .= ' '.$end['tz'];
-              if( $dtendExist )
-                $component2->setProperty( 'X-CURRENT-DTEND', $datestring );
-              elseif( $dueExist )
-                $component2->setProperty( 'X-CURRENT-DUE', $datestring );
+              if ($dtendExist)
+                $component2->setProperty('X-CURRENT-DTEND', $datestring);
+              elseif ($dueExist)
+                $component2->setProperty('X-CURRENT-DUE', $datestring);
             }
-            $rend   = $component2->_date2timestamp( $rend );
+            $rend   = $component2->_date2timestamp($rend);
             $rstart = $recurkey;
             /* add repeating components within valid dates to output array, only start date */
-            if( $flat )
+            if ($flat)
               $result[] = $component2->copy(); // copy to output
-            elseif( $split ) {
-              if( $rend > $endDate )
+            elseif ($split) {
+              if ($rend > $endDate)
                 $rend = $endDate;
-              while( $rstart <= $rend ) { // iterate
-                $wd = getdate( $rstart );
-                if(( $rstart > $startDate ) &&      // date after dtstart
-                    !isset( $exdatelist[$rstart] )) // check exclude date
+              while ($rstart <= $rend) { // iterate
+                $wd = getdate($rstart);
+                if (($rstart > $startDate) && // date after dtstart
+                    !isset($exdatelist[$rstart])) // check exclude date
                   $result[$wd['year']][$wd['mon']][$wd['mday']][] = $component2->copy(); // copy to output
-                $rstart += ( 24*60*60 ); // step one day
+                $rstart += (24 * 60 * 60); // step one day
               }
             }
-            elseif(( $rstart >= $startDate ) &&     // date within period
-                  !isset( $exdatelist[$rstart] )) { // check exclude date
-              $wd = getdate( $rstart );
+            elseif (($rstart >= $startDate) && // date within period
+                  !isset($exdatelist[$rstart])) { // check exclude date
+              $wd = getdate($rstart);
               $result[$wd['year']][$wd['mon']][$wd['mday']][] = $component2->copy(); // copy to output
             }
           }
         }
             /* deselect components with startdate/enddate not within period */
-        if(( $endWdate < $startDate ) || ( $startWdate > $endDate )) continue;
+        if (($endWdate < $startDate) || ($startWdate > $endDate)) continue;
       }
             /* deselect components with startdate not within period */
-      elseif(( $startWdate < $startDate ) || ( $startWdate > $endDate )) continue;
+      elseif (($startWdate < $startDate) || ($startWdate > $endDate)) continue;
             /* add selected components within valid dates to output array */
-      if( $flat )
+      if ($flat)
         $result[] = $component->copy(); // copy to output;
-      elseif( $split ) {
-        if( $endWdate > $endDate )
-          $endWdate = $endDate;     // use period end date
-        if( !isset( $exdatelist[$startWdate] ))  { // check excluded dates
-          if( $startWdate < $startDate )
+      elseif ($split) {
+        if ($endWdate > $endDate)
+          $endWdate = $endDate; // use period end date
+        if (!isset($exdatelist[$startWdate])) { // check excluded dates
+          if ($startWdate < $startDate)
             $startWdate = $startDate; // use period start date
-          while( $startWdate <= $endWdate ) { // iterate
-            $wd = getdate( $startWdate );
+          while ($startWdate <= $endWdate) { // iterate
+            $wd = getdate($startWdate);
             $result[$wd['year']][$wd['mon']][$wd['mday']][] = $component->copy(); // copy to output
-            $startWdate += ( 24*60*60 ); // step one day
+            $startWdate += (24 * 60 * 60); // step one day
           }
         }
       } // use component date
-      elseif( !isset( $exdatelist[$startWdate] ) &&   // check excluded dates
-            ( $startWdate >= $startDate )) {          // within period
-        $wd = getdate( $startWdate );
+      elseif (!isset($exdatelist[$startWdate]) && // check excluded dates
+            ($startWdate >= $startDate)) {          // within period
+        $wd = getdate($startWdate);
         $result[$wd['year']][$wd['mon']][$wd['mday']][] = $component->copy(); // copy to output
       }
     }
-    if( 0 >= count( $result )) return FALSE;
-    elseif( !$flat ) {
-      foreach( $result as $y => $yeararr ) {
-        foreach( $yeararr as $m => $montharr ) {
-          ksort( $result[$y][$m] );
+    if (0 >= count($result)) return FALSE;
+    elseif (!$flat) {
+      foreach ($result as $y => $yeararr) {
+        foreach ($yeararr as $m => $montharr) {
+          ksort($result[$y][$m]);
         }
-        ksort( $result[$y] );
+        ksort($result[$y]);
       }
-      ksort( $result );
+      ksort($result);
     }
     return $result;
   }
@@ -1062,48 +1062,48 @@ 
  * @param mixed $arg2 optional, ordno if arg1 = component type
  * @return void
  */
-  function setComponent( $component, $arg1=FALSE, $arg2=FALSE  ) {
-    if( '' >= $component->getConfig( 'language'))
-      $component->setConfig( 'language',  $this->getConfig( 'language' ));
-    $component->setConfig( 'allowEmpty',  $this->getConfig( 'allowEmpty' ));
-    $component->setConfig( 'nl',          $this->getConfig( 'nl' ));
-    $component->setConfig( 'unique_id',   $this->getConfig( 'unique_id' ));
-    $component->setConfig( 'format',      $this->getConfig( 'format' ));
-    if( !in_array( $component->objName, array( 'valarm', 'vtimezone' ))) {
-      unset( $component->propix );
+  function setComponent($component, $arg1 = FALSE, $arg2 = FALSE) {
+    if ('' >= $component->getConfig('language'))
+      $component->setConfig('language', $this->getConfig('language'));
+    $component->setConfig('allowEmpty', $this->getConfig('allowEmpty'));
+    $component->setConfig('nl', $this->getConfig('nl'));
+    $component->setConfig('unique_id', $this->getConfig('unique_id'));
+    $component->setConfig('format', $this->getConfig('format'));
+    if (!in_array($component->objName, array('valarm', 'vtimezone'))) {
+      unset($component->propix);
             /* make sure dtstamp and uid is set */
-      $dummy1 = $component->getProperty( 'dtstamp' );
-      $dummy2 = $component->getProperty( 'uid' );
+      $dummy1 = $component->getProperty('dtstamp');
+      $dummy2 = $component->getProperty('uid');
     }
-    if( !$arg1 ) {
+    if (!$arg1) {
       $this->components[] = $component->copy();
       return TRUE;
     }
     $argType = $index = null;
-    if ( ctype_digit( (string) $arg1 )) {
+    if (ctype_digit((string) $arg1)) {
       $argType = 'INDEX';
       $index   = (int) $arg1 - 1;
     }
-    elseif(( strlen( $arg1 ) <= strlen( 'vfreebusy' )) && ( FALSE === strpos( $arg1, '@' ))) {
-      $argType = strtolower( $arg1 );
-      $index = ( ctype_digit( (string) $arg2 )) ? ((int) $arg2) - 1 : 0;
+    elseif ((strlen($arg1) <= strlen('vfreebusy')) && (FALSE === strpos($arg1, '@'))) {
+      $argType = strtolower($arg1);
+      $index = (ctype_digit((string) $arg2)) ? ((int) $arg2) - 1 : 0;
     }
     $cix1sC = 0;
-    foreach ( $this->components as $cix => $component2) {
-      if( empty( $component2 )) continue;
-      unset( $component2->propix );
-      if(( 'INDEX' == $argType ) && ( $index == $cix )) {
+    foreach ($this->components as $cix => $component2) {
+      if (empty($component2)) continue;
+      unset($component2->propix);
+      if (('INDEX' == $argType) && ($index == $cix)) {
         $this->components[$cix] = $component->copy();
         return TRUE;
       }
-      elseif( $argType == $component2->objName ) {
-        if( $index == $cix1sC ) {
+      elseif ($argType == $component2->objName) {
+        if ($index == $cix1sC) {
           $this->components[$cix] = $component->copy();
           return TRUE;
         }
         $cix1sC++;
       }
-      elseif( !$argType && ( $arg1 == $component2->getProperty( 'uid' ))) {
+      elseif (!$argType && ($arg1 == $component2->getProperty('uid'))) {
         $this->components[$cix] = $component->copy();
         return TRUE;
       }
@@ -1124,79 +1124,79 @@ 
  *
  */
   function sort() {
-    if( is_array( $this->components )) {
-      $this->_sortkeys = array( 'year', 'month', 'day', 'hour', 'min', 'sec' );
-      usort( $this->components, array( $this, '_cmpfcn' ));
-    }
-  }
-  function _cmpfcn( $a, $b ) {
-    if( empty( $a ))                                   return -1;
-    if( empty( $b ))                                   return  1;
-    if(  'vtimezone' == $a->objName)                   return -1;
-    if(  'vtimezone' == $b->objName)                   return  1;
-    $astart = ( isset( $a->xprop['X-CURRENT-DTSTART']['value'] )) ? $a->_date_time_string( $a->xprop['X-CURRENT-DTSTART']['value'] ) : null;
-    if( empty( $astart ) && isset( $a->dtstart['value'] ))
+    if (is_array($this->components)) {
+      $this->_sortkeys = array('year', 'month', 'day', 'hour', 'min', 'sec');
+      usort($this->components, array($this, '_cmpfcn'));
+    }
+  }
+  function _cmpfcn($a, $b) {
+    if (empty($a))                                   return -1;
+    if (empty($b))                                   return  1;
+    if ('vtimezone' == $a->objName)                   return -1;
+    if ('vtimezone' == $b->objName)                   return  1;
+    $astart = (isset($a->xprop['X-CURRENT-DTSTART']['value'])) ? $a->_date_time_string($a->xprop['X-CURRENT-DTSTART']['value']) : null;
+    if (empty($astart) && isset($a->dtstart['value']))
       $astart = & $a->dtstart['value'];
-    $bstart = ( isset( $b->xprop['X-CURRENT-DTSTART']['value'] )) ? $b->_date_time_string( $b->xprop['X-CURRENT-DTSTART']['value'] ) : null;
-    if( empty( $bstart ) && isset( $b->dtstart['value'] ))
+    $bstart = (isset($b->xprop['X-CURRENT-DTSTART']['value'])) ? $b->_date_time_string($b->xprop['X-CURRENT-DTSTART']['value']) : null;
+    if (empty($bstart) && isset($b->dtstart['value']))
       $bstart = & $b->dtstart['value'];
-    if(     empty( $astart ))                          return -1;
-    elseif( empty( $bstart ))                          return  1;
-    foreach( $this->_sortkeys as $key ) {
-      if    ( empty( $astart[$key] ))                  return -1;
-      elseif( empty( $bstart[$key] ))                  return  1;
-      if    (        $astart[$key] == $bstart[$key])   continue;
-      if    (( (int) $astart[$key] ) < ((int) $bstart[$key] ))
+    if (empty($astart))                          return -1;
+    elseif (empty($bstart))                          return  1;
+    foreach ($this->_sortkeys as $key) {
+      if (empty($astart[$key]))                  return -1;
+      elseif (empty($bstart[$key]))                  return  1;
+      if ($astart[$key] == $bstart[$key])   continue;
+      if (((int) $astart[$key]) < ((int) $bstart[$key]))
                                                        return -1;
-      elseif(( (int) $astart[$key] ) > ((int) $bstart[$key] ))
+      elseif (((int) $astart[$key]) > ((int) $bstart[$key]))
                                                        return  1;
     }
-    $c   = ( isset( $a->xprop['X-CURRENT-DTEND']['value'] )) ? $a->_date_time_string( $a->xprop['X-CURRENT-DTEND']['value'] ) : null;
-    if(     empty( $c ) && !empty( $a->dtend['value'] ))
+    $c   = (isset($a->xprop['X-CURRENT-DTEND']['value'])) ? $a->_date_time_string($a->xprop['X-CURRENT-DTEND']['value']) : null;
+    if (empty($c) && !empty($a->dtend['value']))
       $c = & $a->dtend['value'];
-    if(     empty( $c ) && isset( $a->xprop['X-CURRENT-DUE']['value'] ))
-      $c = $a->_date_time_string( $a->xprop['X-CURRENT-DUE']['value'] );
-    if(     empty( $c ) && !empty( $a->due['value'] ))
+    if (empty($c) && isset($a->xprop['X-CURRENT-DUE']['value']))
+      $c = $a->_date_time_string($a->xprop['X-CURRENT-DUE']['value']);
+    if (empty($c) && !empty($a->due['value']))
       $c = & $a->due['value'];
-    if(     empty( $c ) && !empty( $a->duration['value'] ))
+    if (empty($c) && !empty($a->duration['value']))
       $c = $a->duration2date();
-    $d   = ( isset( $b->xprop['X-CURRENT-DTEND']['value'] )) ? $b->_date_time_string( $b->xprop['X-CURRENT-DTEND']['value'] ) : null;
-    if(     empty( $d ) && !empty( $b->dtend['value'] ))
+    $d   = (isset($b->xprop['X-CURRENT-DTEND']['value'])) ? $b->_date_time_string($b->xprop['X-CURRENT-DTEND']['value']) : null;
+    if (empty($d) && !empty($b->dtend['value']))
       $d = & $b->dtend['value'];
-    if(     empty( $d ) && isset( $b->xprop['X-CURRENT-DUE']['value'] ))
-      $d = $b->_date_time_string( $b->xprop['X-CURRENT-DUE']['value'] );
-    if(     empty( $d ) && !empty( $b->due['value'] ))
+    if (empty($d) && isset($b->xprop['X-CURRENT-DUE']['value']))
+      $d = $b->_date_time_string($b->xprop['X-CURRENT-DUE']['value']);
+    if (empty($d) && !empty($b->due['value']))
       $d = & $b->due['value'];
-    if(     empty( $d ) && !empty( $b->duration['value'] ))
+    if (empty($d) && !empty($b->duration['value']))
       $d = $b->duration2date();
-    if(     empty( $c ))                               return -1;
-    elseif( empty( $d ))                               return  1;
-    foreach( $this->_sortkeys as $key ) {
-      if    ( !isset( $c[$key] ))                      return -1;
-      elseif( !isset( $d[$key] ))                      return  1;
-      if    (         $c[$key] == $d[$key] )           continue;
-      if    ((  (int) $c[$key] ) < ((int) $d[$key]))   return -1;
-      elseif((  (int) $c[$key] ) > ((int) $d[$key]))   return  1;
-    }
-    if( isset( $a->created['value'] ))
+    if (empty($c))                               return -1;
+    elseif (empty($d))                               return  1;
+    foreach ($this->_sortkeys as $key) {
+      if (!isset($c[$key]))                      return -1;
+      elseif (!isset($d[$key]))                      return  1;
+      if ($c[$key] == $d[$key])           continue;
+      if (((int) $c[$key]) < ((int) $d[$key]))   return -1;
+      elseif (((int) $c[$key]) > ((int) $d[$key]))   return  1;
+    }
+    if (isset($a->created['value']))
      $e = & $a->created['value'];
     else
      $e = & $a->dtstamp['value'];
-    if( isset( $b->created['value'] ))
+    if (isset($b->created['value']))
       $f = & $b->created['value'];
     else
       $f = & $b->dtstamp['value'];
-    foreach( $this->_sortkeys as $key ) {
-      if(       !isset( $e[$key] ))                    return -1;
-      elseif(   !isset( $f[$key] ))                    return  1;
-      if    (           $e[$key] == $f[$key] )         continue;
-      if    ((    (int) $e[$key] ) < ((int) $f[$key])) return -1;
-      elseif((    (int) $e[$key] ) > ((int) $f[$key])) return  1;
-    }
-    if    ((            $a->uid['value'] ) <
-           (            $b->uid['value'] ))            return -1;
-    elseif((            $a->uid['value'] ) >
-           (            $b->uid['value'] ))            return  1;
+    foreach ($this->_sortkeys as $key) {
+      if (!isset($e[$key]))                    return -1;
+      elseif (!isset($f[$key]))                    return  1;
+      if ($e[$key] == $f[$key])         continue;
+      if (((int) $e[$key]) < ((int) $f[$key])) return -1;
+      elseif (((int) $e[$key]) > ((int) $f[$key])) return  1;
+    }
+    if (($a->uid['value']) <
+           ($b->uid['value']))            return -1;
+    elseif (($a->uid['value']) >
+           ($b->uid['value']))            return  1;
     return 0;
   }
 /**
@@ -1208,104 +1208,104 @@ 
  * @return bool FALSE if error occurs during parsing
  *
  */
-  function parse( $filename=FALSE ) {
-    if( !$filename ) {
+  function parse($filename = FALSE) {
+    if (!$filename) {
             /* directory/filename previous set via setConfig directory+filename / url */
-      if( FALSE === ( $filename = $this->getConfig( 'url' )))
-        $filename = $this->getConfig( 'dirfile' );
+      if (FALSE === ($filename = $this->getConfig('url')))
+        $filename = $this->getConfig('dirfile');
     }
-    elseif(( 'http://'   == strtolower( substr( $filename, 0, 7 ))) ||
-           ( 'webcal://' == strtolower( substr( $filename, 0, 9 ))))  {
+    elseif (('http://' == strtolower(substr($filename, 0, 7))) ||
+           ('webcal://' == strtolower(substr($filename, 0, 9)))) {
             /* remote file - URL */
-      $this->setConfig( 'URL', $filename );
-      if( !$filename = $this->getConfig( 'url' ))
-        return FALSE;                 /* err 2 */
+      $this->setConfig('URL', $filename);
+      if (!$filename = $this->getConfig('url'))
+        return FALSE; /* err 2 */
     }
     else {
             /* local directory/filename */
-      $parts = pathinfo( $filename );
-      if( !empty( $parts['dirname'] ) && ( '.' != $parts['dirname'] )) {
-        if( !$this->setConfig( 'directory', $parts['dirname'] ))
-          return FALSE;               /* err 3 */
+      $parts = pathinfo($filename);
+      if (!empty($parts['dirname']) && ('.' != $parts['dirname'])) {
+        if (!$this->setConfig('directory', $parts['dirname']))
+          return FALSE; /* err 3 */
       }
-      if( !$this->setConfig( 'filename', $parts['basename'] ))
-        return FALSE;                 /* err 4 */
+      if (!$this->setConfig('filename', $parts['basename']))
+        return FALSE; /* err 4 */
     }
-    if( 'http://' != substr( $filename, 0, 7 )) {
+    if ('http://' != substr($filename, 0, 7)) {
             /* local file error tests */
-      if( !is_file( $filename ))      /* err 5 */
+      if (!is_file($filename))      /* err 5 */
         return FALSE;
-      if( !is_readable( $filename ))
-        return FALSE;                 /* err 6 */
-      if( !filesize( $filename ))
-        return FALSE;                 /* err 7 */
+      if (!is_readable($filename))
+        return FALSE; /* err 6 */
+      if (!filesize($filename))
+        return FALSE; /* err 7 */
       clearstatcache();
     }
             /* READ FILE */
-    if( FALSE === ( $rows = file( $filename )))
-      return FALSE;                   /* err 1 */
+    if (FALSE === ($rows = file($filename)))
+      return FALSE; /* err 1 */
             /* identify BEGIN:VCALENDAR, MUST be first row */
-    if( 'BEGIN:VCALENDAR' != strtoupper( trim( $rows[0] )))
-      return FALSE;                   /* err 8 */
+    if ('BEGIN:VCALENDAR' != strtoupper(trim($rows[0])))
+      return FALSE; /* err 8 */
             /* remove empty trailing lines */
-    while( '' == trim( $rows[count( $rows ) - 1] )) {
-      unset( $rows[count( $rows ) - 1] );
-      $rows  = array_values( $rows );
+    while ('' == trim($rows[count($rows) - 1])) {
+      unset($rows[count($rows) - 1]);
+      $rows = array_values($rows);
     }
             /* identify ending END:VCALENDAR row */
-    if( 'END:VCALENDAR'   != strtoupper( trim( $rows[count( $rows ) - 1] ))) {
-      return FALSE;                   /* err 9 */
+    if ('END:VCALENDAR' != strtoupper(trim($rows[count($rows) - 1]))) {
+      return FALSE; /* err 9 */
     }
-    if( 3 > count( $rows ))
-      return FALSE;                   /* err 10 */
+    if (3 > count($rows))
+      return FALSE; /* err 10 */
     $comp    = $subcomp = null;
     $actcomp = & $this;
-    $nl      = $this->getConfig( 'nl' );
+    $nl      = $this->getConfig('nl');
     $calsync = 0;
             /* identify components and update unparsed data within component */
-    foreach( $rows as $line ) {
-      if( '' == trim( $line ))
+    foreach ($rows as $line) {
+      if ('' == trim($line))
         continue;
-      if( $nl == substr( $line, 0 - strlen( $nl )))
-        $line = substr( $line, 0, ( strlen( $line ) - strlen( $nl ))).'\n';
-      if( 'BEGIN:VCALENDAR' == strtoupper( substr( $line, 0, 15 ))) {
+      if ($nl == substr($line, 0 - strlen($nl)))
+        $line = substr($line, 0, (strlen($line) - strlen($nl))).'\n';
+      if ('BEGIN:VCALENDAR' == strtoupper(substr($line, 0, 15))) {
         $calsync++;
         continue;
       }
-      elseif( 'END:VCALENDAR' == strtoupper( substr( $line, 0, 13 ))) {
+      elseif ('END:VCALENDAR' == strtoupper(substr($line, 0, 13))) {
         $calsync--;
         continue;
       }
-      elseif( 1 != $calsync )
-        return FALSE;                 /* err 20 */
-      if( 'END:' == strtoupper( substr( $line, 0, 4 ))) {
-        if( null != $subcomp ) {
-          $comp->setComponent( $subcomp );
+      elseif (1 != $calsync)
+        return FALSE; /* err 20 */
+      if ('END:' == strtoupper(substr($line, 0, 4))) {
+        if (null != $subcomp) {
+          $comp->setComponent($subcomp);
           $subcomp = null;
         }
         else {
-          $this->setComponent( $comp );
+          $this->setComponent($comp);
           $comp = null;
         }
         $actcomp = null;
         continue;
       } // end - if ( 'END:' ==.. .
-      elseif( 'BEGIN:' == strtoupper( substr( $line, 0, 6 ))) {
-        $line = str_replace( '\n', '', $line );
-        $compname = trim (strtoupper( substr( $line, 6 )));
-        if( null != $comp ) {
-          if( 'VALARM' == $compname )
+      elseif ('BEGIN:' == strtoupper(substr($line, 0, 6))) {
+        $line = str_replace('\n', '', $line);
+        $compname = trim(strtoupper(substr($line, 6)));
+        if (null != $comp) {
+          if ('VALARM' == $compname)
             $subcomp = new valarm();
-          elseif( 'STANDARD' == $compname )
-            $subcomp = new vtimezone( 'STANDARD' );
-          elseif( 'DAYLIGHT' == $compname )
-            $subcomp = new vtimezone( 'DAYLIGHT' );
+          elseif ('STANDARD' == $compname)
+            $subcomp = new vtimezone('STANDARD');
+          elseif ('DAYLIGHT' == $compname)
+            $subcomp = new vtimezone('DAYLIGHT');
           else
             return FALSE; /* err 6 */
           $actcomp = & $subcomp;
         }
         else {
-          switch( $compname ) {
+          switch ($compname) {
             case 'VALARM':
               $comp = new valarm();
               break;
@@ -1336,74 +1336,74 @@ 
       $actcomp->unparsed[] = $line;
     } // end - foreach( rows.. .
             /* parse data for calendar (this) object */
-    if( is_array( $this->unparsed ) && ( 0 < count( $this->unparsed ))) {
+    if (is_array($this->unparsed) && (0 < count($this->unparsed))) {
             /* concatenate property values spread over several lines */
       $lastix    = -1;
-      $propnames = array( 'calscale','method','prodid','version','x-' );
+      $propnames = array('calscale', 'method', 'prodid', 'version', 'x-');
       $proprows  = array();
-      foreach( $this->unparsed as $line ) {
+      foreach ($this->unparsed as $line) {
         $newProp = FALSE;
-        foreach ( $propnames as $propname ) {
-          if( $propname == strtolower( substr( $line, 0, strlen( $propname )))) {
+        foreach ($propnames as $propname) {
+          if ($propname == strtolower(substr($line, 0, strlen($propname)))) {
             $newProp = TRUE;
             break;
           }
         }
-        if( $newProp ) {
+        if ($newProp) {
           $newProp = FALSE;
           $lastix++;
-          $proprows[$lastix]  = $line;
+          $proprows[$lastix] = $line;
         }
         else {
             /* remove line breaks */
-          if(( '\n' == substr( $proprows[$lastix], -2 )) &&
-             (  ' ' == substr( $line, 0, 1 ))) {
-            $proprows[$lastix] = substr( $proprows[$lastix], 0, strlen( $proprows[$lastix] ) - 2 );
-            $line = substr( $line, 1 );
+          if (('\n' == substr($proprows[$lastix], -2)) &&
+             (' ' == substr($line, 0, 1))) {
+            $proprows[$lastix] = substr($proprows[$lastix], 0, strlen($proprows[$lastix]) - 2);
+            $line = substr($line, 1);
           }
           $proprows[$lastix] .= $line;
         }
       }
       $toolbox = new calendarComponent();
-      foreach( $proprows as $line ) {
-        if( '\n' == substr( $line, -2 ))
-          $line = substr( $line, 0, strlen( $line ) - 2 );
+      foreach ($proprows as $line) {
+        if ('\n' == substr($line, -2))
+          $line = substr($line, 0, strlen($line) - 2);
             /* get propname */
         $cix = $propname = null;
-        for( $cix=0; $cix < strlen( $line ); $cix++ ) {
-          if( in_array( $line{$cix}, array( ':', ';' )))
+        for ($cix = 0; $cix < strlen($line); $cix++) {
+          if (in_array($line{$cix}, array(':', ';')))
             break;
           else
             $propname .= $line{$cix};
         }
             /* ignore version/prodid properties */
-        if( in_array( strtoupper( $propname ), array( 'VERSION', 'PRODID' )))
+        if (in_array(strtoupper($propname), array('VERSION', 'PRODID')))
           continue;
-        $line = substr( $line, $cix);
+        $line = substr($line, $cix);
             /* separate attributes from value */
         $attr   = array();
         $attrix = -1;
-        $strlen = strlen( $line );
-        for( $cix=0; $cix < $strlen; $cix++ ) {
-          if((       ':'   == $line{$cix} )             &&
-                   ( '://' != substr( $line, $cix, 3 )) &&
-             ( 'mailto:'   != strtolower( substr( $line, $cix - 6, 7 )))) {
+        $strlen = strlen($line);
+        for ($cix = 0; $cix < $strlen; $cix++) {
+          if ((':' == $line{$cix} ) &&
+                   ('://' != substr($line, $cix, 3)) &&
+             ('mailto:' != strtolower(substr($line, $cix - 6, 7)))) {
             $attrEnd = TRUE;
-            if(( $cix < ( $strlen - 4 )) &&
-                 ctype_digit( substr( $line, $cix+1, 4 ))) { // an URI with a (4pos) portnr??
-              for( $c2ix = $cix; 3 < $c2ix; $c2ix-- ) {
-                if( '://' == substr( $line, $c2ix - 2, 3 )) {
+            if (($cix < ($strlen - 4)) &&
+                 ctype_digit(substr($line, $cix + 1, 4))) { // an URI with a (4pos) portnr??
+              for ($c2ix = $cix; 3 < $c2ix; $c2ix--) {
+                if ('://' == substr($line, $c2ix - 2, 3)) {
                   $attrEnd = FALSE;
                   break; // an URI with a portnr!!
                 }
               }
             }
-            if( $attrEnd) {
-              $line = substr( $line, $cix + 1 );
+            if ($attrEnd) {
+              $line = substr($line, $cix + 1);
               break;
             }
           }
-          if( ';' == $line{$cix} )
+          if (';' == $line{$cix} )
             $attr[++$attrix] = null;
           else
             $attr[$attrix] .= $line{$cix};
@@ -1411,46 +1411,46 @@ 
 
             /* make attributes in array format */
         $propattr = array();
-        foreach( $attr as $attribute ) {
-          $attrsplit = explode( '=', $attribute, 2 );
-          if( 1 < count( $attrsplit ))
+        foreach ($attr as $attribute) {
+          $attrsplit = explode('=', $attribute, 2);
+          if (1 < count($attrsplit))
             $propattr[$attrsplit[0]] = $attrsplit[1];
           else
             $propattr[] = $attribute;
         }
             /* update Property */
-        if( FALSE !== strpos( $line, ',' )) {
-          $content  = explode( ',', $line );
-          $clen     = count( $content );
-          for( $cix = 0; $cix < $clen; $cix++ ) {
-            if( "\\" == substr( $content[$cix], -1 )) {
+        if (FALSE !== strpos($line, ',')) {
+          $content  = explode(',', $line);
+          $clen     = count($content);
+          for ($cix = 0; $cix < $clen; $cix++) {
+            if ("\\" == substr($content[$cix], -1)) {
               $content[$cix] .= ','.$content[$cix + 1];
-              unset( $content[$cix + 1] );
+              unset($content[$cix + 1]);
               $cix++;
             }
           }
-          if( 1 < count( $content )) {
-            foreach( $content as $cix => $contentPart )
-              $content[$cix] = $toolbox->_strunrep( $contentPart );
-            $this->setProperty( $propname, $content, $propattr );
+          if (1 < count($content)) {
+            foreach ($content as $cix => $contentPart)
+              $content[$cix] = $toolbox->_strunrep($contentPart);
+            $this->setProperty($propname, $content, $propattr);
             continue;
           }
           else
-            $line = reset( $content );
-          $line = $toolbox->_strunrep( $line );
+            $line = reset($content);
+          $line = $toolbox->_strunrep($line);
         }
-        $this->setProperty( $propname, trim( $line ), $propattr );
+        $this->setProperty($propname, trim($line), $propattr);
       } // end - foreach( $this->unparsed.. .
     } // end - if( is_array( $this->unparsed.. .
             /* parse Components */
-    if( is_array( $this->components ) && ( 0 < count( $this->components ))) {
-      for( $six = 0; $six < count( $this->components ); $six++ ) {
-        if( !empty( $this->components[$six] ))
+    if (is_array($this->components) && (0 < count($this->components))) {
+      for ($six = 0; $six < count($this->components); $six++) {
+        if (!empty($this->components[$six]))
           $this->components[$six]->parse();
       }
     }
     else
-      return FALSE;                   /* err 91 or something.. . */
+      return FALSE; /* err 91 or something.. . */
     return TRUE;
   }
 /*********************************************************************************/
@@ -1463,7 +1463,7 @@ 
  */
   function createCalendar() {
     $calendarInit1 = $calendarInit2 = $calendarxCaldecl = $calendarStart = $calendar = null;
-    switch( $this->format ) {
+    switch ($this->format) {
       case 'xcal':
         $calendarInit1 = '<?xml version="1.0" encoding="UTF-8"?>'.$this->nl.
                          '<!DOCTYPE iCalendar PUBLIC "-//IETF//DTD XCAL/iCalendar XML//EN"'.$this->nl.
@@ -1479,38 +1479,38 @@ 
     $calendarStart .= $this->createMethod();
     $calendarStart .= $this->createProdid();
     $calendarStart .= $this->createVersion();
-    switch( $this->format ) {
+    switch ($this->format) {
       case 'xcal':
-        $nlstrlen = strlen( $this->nl );
-        if( $this->nl == substr( $calendarStart, ( 0 - $nlstrlen )))
-          $calendarStart = substr( $calendarStart, 0, ( strlen( $calendarStart ) - $nlstrlen ));
+        $nlstrlen = strlen($this->nl);
+        if ($this->nl == substr($calendarStart, (0 - $nlstrlen)))
+          $calendarStart = substr($calendarStart, 0, (strlen($calendarStart) - $nlstrlen));
         $calendarStart .= '>'.$this->nl;
         break;
       default:
         break;
     }
     $calendar .= $this->createXprop();
-    foreach( $this->components as $component ) {
-      if( empty( $component )) continue;
-      if( '' >= $component->getConfig( 'language'))
-        $component->setConfig( 'language',  $this->getConfig( 'language' ));
-      $component->setConfig( 'allowEmpty',  $this->getConfig( 'allowEmpty' ));
-      $component->setConfig( 'nl',          $this->getConfig( 'nl' ));
-      $component->setConfig( 'unique_id',   $this->getConfig( 'unique_id' ));
-      $component->setConfig( 'format',      $this->getConfig( 'format' ));
-      $calendar .= $component->createComponent( $this->xcaldecl );
-    }
-    if(( 0 < count( $this->xcaldecl )) && ( 'xcal' == $this->format )) { // xCal only
+    foreach ($this->components as $component) {
+      if (empty($component)) continue;
+      if ('' >= $component->getConfig('language'))
+        $component->setConfig('language', $this->getConfig('language'));
+      $component->setConfig('allowEmpty', $this->getConfig('allowEmpty'));
+      $component->setConfig('nl', $this->getConfig('nl'));
+      $component->setConfig('unique_id', $this->getConfig('unique_id'));
+      $component->setConfig('format', $this->getConfig('format'));
+      $calendar .= $component->createComponent($this->xcaldecl);
+    }
+    if ((0 < count($this->xcaldecl)) && ('xcal' == $this->format)) { // xCal only
       $calendarInit1 .= $this->nl.'['.$this->nl;
       $old_xcaldecl = array();
-      foreach( $this->xcaldecl as $declix => $declPart ) {
-        if(( 0 < count( $old_xcaldecl)) &&
-           ( in_array( $declPart['uri'],      $old_xcaldecl['uri'] )) &&
-           ( in_array( $declPart['external'], $old_xcaldecl['external'] )))
+      foreach ($this->xcaldecl as $declix => $declPart) {
+        if ((0 < count($old_xcaldecl)) &&
+           (in_array($declPart['uri'], $old_xcaldecl['uri'])) &&
+           (in_array($declPart['external'], $old_xcaldecl['external'])))
           continue; // no duplicate uri and ext. references
         $calendarxCaldecl .= '<!';
-        foreach( $declPart as $declKey => $declValue ) {
-          switch( $declKey ) {                    // index
+        foreach ($declPart as $declKey => $declValue) {
+          switch ($declKey) {                    // index
             case 'xmldecl':                       // no 1
               $calendarxCaldecl .= $declValue.' ';
               break;
@@ -1537,7 +1537,7 @@ 
       }
       $calendarInit2 = ']'.$calendarInit2;
     }
-    switch( $this->format ) {
+    switch ($this->format) {
       case 'xcal':
         $calendar .= '</vcalendar>'.$this->nl;
         break;
@@ -1555,18 +1555,18 @@ 
  * @return redirect
  */
   function returnCalendar() {
-    $filename = $this->getConfig( 'filename' );
+    $filename = $this->getConfig('filename');
     $output   = $this->createCalendar();
-    $filesize = strlen( $output );
+    $filesize = strlen($output);
 //    if( headers_sent( $filename, $linenum ))
 //      die( "Headers already sent in $filename on line $linenum\n" );
-    if( 'xcal' == $this->format )
-      header( 'Content-Type: application/calendar+xml; charset=utf-8' );
+    if ('xcal' == $this->format)
+      header('Content-Type: application/calendar+xml; charset=utf-8');
     else
-      header( 'Content-Type: text/calendar; charset=utf-8' );
-    header( 'Content-Length: '.$filesize );
-    header( 'Content-Disposition: attachment; filename="'.$filename.'"' );
-    header( 'Cache-Control: max-age=10' );
+      header('Content-Type: text/calendar; charset=utf-8');
+    header('Content-Length: '.$filesize);
+    header('Content-Disposition: attachment; filename="'.$filename.'"');
+    header('Cache-Control: max-age=10');
     echo $output;
     die();
   }
@@ -1580,20 +1580,20 @@ 
  * @param string $delimiter optional
  * @return bool
  */
-  function saveCalendar( $directory=FALSE, $filename=FALSE, $delimiter=FALSE ) {
-    if( $directory )
-      $this->setConfig( 'directory', $directory );
-    if( $filename )
-      $this->setConfig( 'filename',  $filename );
-    if( $delimiter && ($delimiter != DIRECTORY_SEPARATOR ))
-      $this->setConfig( 'delimiter', $delimiter );
-    if( FALSE === ( $dirfile = $this->getConfig( 'url' )))
-      $dirfile = $this->getConfig( 'dirfile' );
-    $iCalFile = @fopen( $dirfile, 'w' );
-    if( $iCalFile ) {
-      if( FALSE === fwrite( $iCalFile, $this->createCalendar() ))
+  function saveCalendar($directory = FALSE, $filename = FALSE, $delimiter = FALSE) {
+    if ($directory)
+      $this->setConfig('directory', $directory);
+    if ($filename)
+      $this->setConfig('filename', $filename);
+    if ($delimiter && ($delimiter != DIRECTORY_SEPARATOR))
+      $this->setConfig('delimiter', $delimiter);
+    if (FALSE === ($dirfile = $this->getConfig('url')))
+      $dirfile = $this->getConfig('dirfile');
+    $iCalFile = @fopen($dirfile, 'w');
+    if ($iCalFile) {
+      if (FALSE === fwrite($iCalFile, $this->createCalendar()))
         return FALSE;
-      fclose( $iCalFile );
+      fclose($iCalFile);
       return TRUE;
     }
     else
@@ -1611,38 +1611,38 @@ 
  * @param int timeout optional, default 3600 sec
  * @return redirect/FALSE
  */
-  function useCachedCalendar( $directory=FALSE, $filename=FALSE, $delimiter=FALSE, $timeout=3600) {
-    if ( $directory && ctype_digit( (string) $directory ) && !$filename ) {
+  function useCachedCalendar($directory = FALSE, $filename = FALSE, $delimiter = FALSE, $timeout = 3600) {
+    if ($directory && ctype_digit((string) $directory) && !$filename) {
       $timeout   = (int) $directory;
       $directory = FALSE;
     }
-    if( $directory )
-      $this->setConfig( 'directory', $directory );
-    if( $filename )
-      $this->setConfig( 'filename',  $filename );
-    if( $delimiter && ( $delimiter != DIRECTORY_SEPARATOR ))
-      $this->setConfig( 'delimiter', $delimiter );
-    $filesize    = $this->getConfig( 'filesize' );
-    if( 0 >= $filesize )
+    if ($directory)
+      $this->setConfig('directory', $directory);
+    if ($filename)
+      $this->setConfig('filename', $filename);
+    if ($delimiter && ($delimiter != DIRECTORY_SEPARATOR))
+      $this->setConfig('delimiter', $delimiter);
+    $filesize    = $this->getConfig('filesize');
+    if (0 >= $filesize)
       return FALSE;
-    $dirfile     = $this->getConfig( 'dirfile' );
-    if( time() - filemtime( $dirfile ) < $timeout) {
+    $dirfile     = $this->getConfig('dirfile');
+    if (time() - filemtime($dirfile) < $timeout) {
       clearstatcache();
-      $dirfile   = $this->getConfig( 'dirfile' );
-      $filename  = $this->getConfig( 'filename' );
+      $dirfile   = $this->getConfig('dirfile');
+      $filename  = $this->getConfig('filename');
 //    if( headers_sent( $filename, $linenum ))
 //      die( "Headers already sent in $filename on line $linenum\n" );
-      if( 'xcal' == $this->format )
-        header( 'Content-Type: application/calendar+xml; charset=utf-8' );
+      if ('xcal' == $this->format)
+        header('Content-Type: application/calendar+xml; charset=utf-8');
       else
-        header( 'Content-Type: text/calendar; charset=utf-8' );
-      header( 'Content-Length: '.$filesize );
-      header( 'Content-Disposition: attachment; filename="'.$filename.'"' );
-      header( 'Cache-Control: max-age=10' );
-      $fp = @$fopen( $dirfile, 'r' );
-      if( $fp ) {
-        fpassthru( $fp );
-        fclose( $fp );
+        header('Content-Type: text/calendar; charset=utf-8');
+      header('Content-Length: '.$filesize);
+      header('Content-Disposition: attachment; filename="'.$filename.'"');
+      header('Cache-Control: max-age=10');
+      $fp = @$fopen($dirfile, 'r');
+      if ($fp) {
+        fpassthru($fp);
+        fclose($fp);
       }
       die();
     }
@@ -1691,8 +1691,8 @@ 
  * @since 2.4.19 - 2008-10-23
  */
   function calendarComponent() {
-    $this->objName         = ( isset( $this->timezonetype )) ?
-                          strtolower( $this->timezonetype )  :  get_class ( $this );
+    $this->objName         = (isset($this->timezonetype)) ?
+                          strtolower($this->timezonetype) : get_class($this);
     $this->uid             = array();
     $this->dtstamp         = array();
 
@@ -1718,11 +1718,11 @@ 
  * @return string
  */
   function createAction() {
-    if( empty( $this->action )) return FALSE;
-    if( empty( $this->action['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'ACTION' ) : FALSE;
-    $attributes = $this->_createParams( $this->action['params'] );
-    return $this->_createElement( 'ACTION', $attributes, $this->action['value'] );
+    if (empty($this->action)) return FALSE;
+    if (empty($this->action['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('ACTION') : FALSE;
+    $attributes = $this->_createParams($this->action['params']);
+    return $this->_createElement('ACTION', $attributes, $this->action['value']);
   }
 /**
  * set calendar component property action
@@ -1733,9 +1733,9 @@ 
  * @param mixed $params
  * @return bool
  */
-  function setAction( $value, $params=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->action = array( 'value' => $value, 'params' => $this->_setParams( $params ));
+  function setAction($value, $params = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->action = array('value' => $value, 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -1750,14 +1750,14 @@ 
  * @return string
  */
   function createAttach() {
-    if( empty( $this->attach )) return FALSE;
-    $output       = null;
-    foreach( $this->attach as $attachPart ) {
-      if(! empty( $attachPart['value'] )) {
-        $attributes = $this->_createParams( $attachPart['params'] );
-        $output    .= $this->_createElement( 'ATTACH', $attributes, $attachPart['value'] );
+    if (empty($this->attach)) return FALSE;
+    $output = null;
+    foreach ($this->attach as $attachPart) {
+      if (!empty($attachPart['value'])) {
+        $attributes = $this->_createParams($attachPart['params']);
+        $output    .= $this->_createElement('ATTACH', $attributes, $attachPart['value']);
       }
-      elseif( $this->getConfig( 'allowEmpty' )) $output .= $this->_createElement( 'ATTACH' );
+      elseif ($this->getConfig('allowEmpty')) $output .= $this->_createElement('ATTACH');
     }
     return $output;
   }
@@ -1771,9 +1771,9 @@ 
  * @param integer $index, optional
  * @return bool
  */
-  function setAttach( $value, $params=FALSE, $index=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->_setMval( $this->attach, $value, $params, FALSE, $index );
+  function setAttach($value, $params = FALSE, $index = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->_setMval($this->attach, $value, $params, FALSE, $index);
     return TRUE;
   }
 /*********************************************************************************/
@@ -1788,26 +1788,26 @@ 
  * @return string
  */
   function createAttendee() {
-    if( empty( $this->attendee )) return FALSE;
+    if (empty($this->attendee)) return FALSE;
     $output = null;
-    foreach( $this->attendee as $attendeePart ) {                      // start foreach 1
-      if( empty( $attendeePart['value'] )) {
-        if( $this->getConfig( 'allowEmpty' ))
-          $output .= $this->_createElement( 'ATTENDEE' );
+    foreach ($this->attendee as $attendeePart) {                      // start foreach 1
+      if (empty($attendeePart['value'])) {
+        if ($this->getConfig('allowEmpty'))
+          $output .= $this->_createElement('ATTENDEE');
         continue;
       }
       $attendee1 = $attendee2 = $attendeeLANG = $attendeeCN = null;
-      foreach( $attendeePart as $paramlabel => $paramvalue ) {         // start foreach 2
-        if( 'value' == $paramlabel )
-          $attendee2  .= 'MAILTO:'.$paramvalue;
-        elseif(( 'params' == $paramlabel ) && ( is_array( $paramvalue ))) { // start elseif
-          foreach( $paramvalue as $optparamlabel => $optparamvalue ) { // start foreach 3
+      foreach ($attendeePart as $paramlabel => $paramvalue) {         // start foreach 2
+        if ('value' == $paramlabel)
+          $attendee2 .= 'MAILTO:'.$paramvalue;
+        elseif (('params' == $paramlabel) && (is_array($paramvalue))) { // start elseif
+          foreach ($paramvalue as $optparamlabel => $optparamvalue) { // start foreach 3
             $attendee11 = $attendee12 = null;
-            if( is_int( $optparamlabel )) {
+            if (is_int($optparamlabel)) {
               $attendee1 .= $this->intAttrDelimiter.$optparamvalue;
               continue;
             }
-            switch( $optparamlabel ) {                                 // start switch
+            switch ($optparamlabel) {                                 // start switch
               case 'CUTYPE':
               case 'PARTSTAT':
               case 'ROLE':
@@ -1820,11 +1820,11 @@ 
               case 'MEMBER':
                 $attendee11 = $this->intAttrDelimiter.'MEMBER=';
               case 'DELEGATED-TO':
-                $attendee11 = ( !$attendee11 ) ? $this->intAttrDelimiter.'DELEGATED-TO='   : $attendee11;
+                $attendee11 = (!$attendee11) ? $this->intAttrDelimiter.'DELEGATED-TO=' : $attendee11;
               case 'DELEGATED-FROM':
-                $attendee11 = ( !$attendee11 ) ? $this->intAttrDelimiter.'DELEGATED-FROM=' : $attendee11;
-                foreach( $optparamvalue  as $cix => $calUserAddress ) {
-                  $attendee12 .= ( $cix ) ? ',' : null;
+                $attendee11 = (!$attendee11) ? $this->intAttrDelimiter.'DELEGATED-FROM=' : $attendee11;
+                foreach ($optparamvalue  as $cix => $calUserAddress) {
+                  $attendee12 .= ($cix) ? ',' : null;
                   $attendee12 .= '"MAILTO:'.$calUserAddress.'"';
                 }
                 $attendee1  .= $attendee11.$attendee12;
@@ -1845,7 +1845,7 @@ 
           }      // end foreach 3
         }        // end elseif
       }          // end foreach 2
-      $output .= $this->_createElement( 'ATTENDEE', $attendee1.$attendeeLANG.$attendeeCN, $attendee2 );
+      $output .= $this->_createElement('ATTENDEE', $attendee1.$attendeeLANG.$attendeeCN, $attendee2);
     }              // end foreach 1
     return $output;
   }
@@ -1859,63 +1859,63 @@ 
  * @param integer $index, optional
  * @return bool
  */
-  function setAttendee( $value, $params=FALSE, $index=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $value = str_replace ( 'MAILTO:', '', $value );
-    $value = str_replace ( 'mailto:', '', $value );
+  function setAttendee($value, $params = FALSE, $index = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $value = str_replace('MAILTO:', '', $value);
+    $value = str_replace('mailto:', '', $value);
     $params2 = array();
-    if( is_array($params )) {
+    if (is_array($params)) {
       $optarrays = array();
-      foreach( $params as $optparamlabel => $optparamvalue ) {
-        $optparamlabel = strtoupper( $optparamlabel );
-        switch( $optparamlabel ) {
+      foreach ($params as $optparamlabel => $optparamvalue) {
+        $optparamlabel = strtoupper($optparamlabel);
+        switch ($optparamlabel) {
           case 'MEMBER':
           case 'DELEGATED-TO':
           case 'DELEGATED-FROM':
-            if( is_array( $optparamvalue )) {
-              foreach( $optparamvalue as $part ) {
-                $part = str_replace( 'MAILTO:', '', $part );
-                $part = str_replace( 'mailto:', '', $part );
-                if(( '"' == $part{0} ) && ( '"' == $part{strlen($part)-1} ))
-                  $part = substr( $part, 1, ( strlen($part)-2 ));
+            if (is_array($optparamvalue)) {
+              foreach ($optparamvalue as $part) {
+                $part = str_replace('MAILTO:', '', $part);
+                $part = str_replace('mailto:', '', $part);
+                if (('"' == $part{0} ) && ('"' == $part{strlen($part) - 1} ))
+                  $part = substr($part, 1, (strlen($part) - 2));
                 $optarrays[$optparamlabel][] = $part;
               }
             }
             else {
-              $part = str_replace( 'MAILTO:', '', $optparamvalue );
-              $part = str_replace( 'mailto:', '', $part );
-              if(( '"' == $part{0} ) && ( '"' == $part{strlen($part)-1} ))
-                $part = substr( $part, 1, ( strlen($part)-2 ));
+              $part = str_replace('MAILTO:', '', $optparamvalue);
+              $part = str_replace('mailto:', '', $part);
+              if (('"' == $part{0} ) && ('"' == $part{strlen($part) - 1} ))
+                $part = substr($part, 1, (strlen($part) - 2));
               $optarrays[$optparamlabel][] = $part;
             }
             break;
           default:
-            if( 'SENT-BY' ==  $optparamlabel ) {
-              $optparamvalue = str_replace( 'MAILTO:', '', $optparamvalue );
-              $optparamvalue = str_replace( 'mailto:', '', $optparamvalue );
+            if ('SENT-BY' == $optparamlabel) {
+              $optparamvalue = str_replace('MAILTO:', '', $optparamvalue);
+              $optparamvalue = str_replace('mailto:', '', $optparamvalue);
             }
-            if(( '"' == substr( $optparamvalue, 0, 1 )) &&
-               ( '"' == substr( $optparamvalue, -1 )))
-              $optparamvalue = substr( $optparamvalue, 1, ( strlen( $optparamvalue ) - 2 ));
+            if (('"' == substr($optparamvalue, 0, 1)) &&
+               ('"' == substr($optparamvalue, -1)))
+              $optparamvalue = substr($optparamvalue, 1, (strlen($optparamvalue) - 2));
             $params2[$optparamlabel] = $optparamvalue;
             break;
         } // end switch( $optparamlabel.. .
       } // end foreach( $optparam.. .
-      foreach( $optarrays as $optparamlabel => $optparams )
+      foreach ($optarrays as $optparamlabel => $optparams)
         $params2[$optparamlabel] = $optparams;
     }
         // remove defaults
-    $this->_existRem( $params2, 'CUTYPE',   'INDIVIDUAL' );
-    $this->_existRem( $params2, 'PARTSTAT', 'NEEDS-ACTION' );
-    $this->_existRem( $params2, 'ROLE',     'REQ-PARTICIPANT' );
-    $this->_existRem( $params2, 'RSVP',     'FALSE' );
+    $this->_existRem($params2, 'CUTYPE', 'INDIVIDUAL');
+    $this->_existRem($params2, 'PARTSTAT', 'NEEDS-ACTION');
+    $this->_existRem($params2, 'ROLE', 'REQ-PARTICIPANT');
+    $this->_existRem($params2, 'RSVP', 'FALSE');
         // check language setting
-    if( isset( $params2['CN' ] )) {
-      $lang = $this->getConfig( 'language' );
-      if( !isset( $params2['LANGUAGE' ] ) && !empty( $lang ))
-        $params2['LANGUAGE' ] = $lang;
+    if (isset($params2['CN'])) {
+      $lang = $this->getConfig('language');
+      if (!isset($params2['LANGUAGE']) && !empty($lang))
+        $params2['LANGUAGE'] = $lang;
     }
-    $this->_setMval( $this->attendee, $value, $params2, FALSE, $index );
+    $this->_setMval($this->attendee, $value, $params2, FALSE, $index);
     return TRUE;
   }
 /*********************************************************************************/
@@ -1930,23 +1930,23 @@ 
  * @return string
  */
   function createCategories() {
-    if( empty( $this->categories )) return FALSE;
+    if (empty($this->categories)) return FALSE;
     $output = null;
-    foreach( $this->categories as $category ) {
-      if( empty( $category['value'] )) {
-        if ( $this->getConfig( 'allowEmpty' ))
-          $output .= $this->_createElement( 'CATEGORIES' );
+    foreach ($this->categories as $category) {
+      if (empty($category['value'])) {
+        if ($this->getConfig('allowEmpty'))
+          $output .= $this->_createElement('CATEGORIES');
         continue;
       }
-      $attributes = $this->_createParams( $category['params'], array( 'LANGUAGE' ));
-      if( is_array( $category['value'] )) {
-        foreach( $category['value'] as $cix => $categoryPart )
-          $category['value'][$cix] = $this->_strrep( $categoryPart );
-        $content  = implode( ',', $category['value'] );
+      $attributes = $this->_createParams($category['params'], array('LANGUAGE'));
+      if (is_array($category['value'])) {
+        foreach ($category['value'] as $cix => $categoryPart)
+          $category['value'][$cix] = $this->_strrep($categoryPart);
+        $content  = implode(',', $category['value']);
       }
       else
-        $content  = $this->_strrep( $category['value'] );
-      $output    .= $this->_createElement( 'CATEGORIES', $attributes, $content );
+        $content  = $this->_strrep($category['value']);
+      $output    .= $this->_createElement('CATEGORIES', $attributes, $content);
     }
     return $output;
   }
@@ -1960,9 +1960,9 @@ 
  * @param integer $index, optional
  * @return bool
  */
-  function setCategories( $value, $params=FALSE, $index=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->_setMval( $this->categories, $value, $params, FALSE, $index );
+  function setCategories($value, $params = FALSE, $index = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->_setMval($this->categories, $value, $params, FALSE, $index);
     return TRUE;
  }
 /*********************************************************************************/
@@ -1977,11 +1977,11 @@ 
  * @return string
  */
   function createClass() {
-    if( empty( $this->class )) return FALSE;
-    if( empty( $this->class['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'CLASS' ) : FALSE;
-    $attributes = $this->_createParams( $this->class['params'] );
-    return $this->_createElement( 'CLASS', $attributes, $this->class['value'] );
+    if (empty($this->class)) return FALSE;
+    if (empty($this->class['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('CLASS') : FALSE;
+    $attributes = $this->_createParams($this->class['params']);
+    return $this->_createElement('CLASS', $attributes, $this->class['value']);
   }
 /**
  * set calendar component property class
@@ -1992,9 +1992,9 @@ 
  * @param array $params optional
  * @return bool
  */
-  function setClass( $value, $params=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->class = array( 'value' => $value, 'params' => $this->_setParams( $params ));
+  function setClass($value, $params = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->class = array('value' => $value, 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -2009,16 +2009,16 @@ 
  * @return string
  */
   function createComment() {
-    if( empty( $this->comment )) return FALSE;
+    if (empty($this->comment)) return FALSE;
     $output = null;
-    foreach( $this->comment as $commentPart ) {
-      if( empty( $commentPart['value'] )) {
-        if( $this->getConfig( 'allowEmpty' )) $output .= $this->_createElement( 'COMMENT' );
+    foreach ($this->comment as $commentPart) {
+      if (empty($commentPart['value'])) {
+        if ($this->getConfig('allowEmpty')) $output .= $this->_createElement('COMMENT');
         continue;
       }
-      $attributes = $this->_createParams( $commentPart['params'], array( 'ALTREP', 'LANGUAGE' ));
-      $content    = $this->_strrep( $commentPart['value'] );
-      $output    .= $this->_createElement( 'COMMENT', $attributes, $content );
+      $attributes = $this->_createParams($commentPart['params'], array('ALTREP', 'LANGUAGE'));
+      $content    = $this->_strrep($commentPart['value']);
+      $output    .= $this->_createElement('COMMENT', $attributes, $content);
     }
     return $output;
   }
@@ -2032,9 +2032,9 @@ 
  * @param integer $index, optional
  * @return bool
  */
-  function setComment( $value, $params=FALSE, $index=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->_setMval( $this->comment, $value, $params, FALSE, $index );
+  function setComment($value, $params = FALSE, $index = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->_setMval($this->comment, $value, $params, FALSE, $index);
     return TRUE;
   }
 /*********************************************************************************/
@@ -2049,19 +2049,19 @@ 
  * @return string
  */
   function createCompleted( ) {
-    if( empty( $this->completed )) return FALSE;
-    if( !isset( $this->completed['value']['year'] )  &&
-        !isset( $this->completed['value']['month'] ) &&
-        !isset( $this->completed['value']['day'] )   &&
-        !isset( $this->completed['value']['hour'] )  &&
-        !isset( $this->completed['value']['min'] )   &&
-        !isset( $this->completed['value']['sec'] ))
-      if( $this->getConfig( 'allowEmpty' ))
-        return $this->_createElement( 'COMPLETED' );
+    if (empty($this->completed)) return FALSE;
+    if (!isset($this->completed['value']['year']) &&
+        !isset($this->completed['value']['month']) &&
+        !isset($this->completed['value']['day']) &&
+        !isset($this->completed['value']['hour']) &&
+        !isset($this->completed['value']['min']) &&
+        !isset($this->completed['value']['sec']))
+      if ($this->getConfig('allowEmpty'))
+        return $this->_createElement('COMPLETED');
       else return FALSE;
-    $formatted  = $this->_format_date_time( $this->completed['value'], 7 );
-    $attributes = $this->_createParams( $this->completed['params'] );
-    return $this->_createElement( 'COMPLETED', $attributes, $formatted );
+    $formatted  = $this->_format_date_time($this->completed['value'], 7);
+    $attributes = $this->_createParams($this->completed['params']);
+    return $this->_createElement('COMPLETED', $attributes, $formatted);
   }
 /**
  * set calendar component property completed
@@ -2077,16 +2077,16 @@ 
  * @param array $params optional
  * @return bool
  */
-  function setCompleted( $year, $month=FALSE, $day=FALSE, $hour=FALSE, $min=FALSE, $sec=FALSE, $params=FALSE ) {
-    if( empty( $year )) {
-      if( $this->getConfig( 'allowEmpty' )) {
-        $this->completed = array( 'value' => null, 'params' => $this->_setParams( $params ));
+  function setCompleted($year, $month = FALSE, $day = FALSE, $hour = FALSE, $min = FALSE, $sec = FALSE, $params = FALSE) {
+    if (empty($year)) {
+      if ($this->getConfig('allowEmpty')) {
+        $this->completed = array('value' => null, 'params' => $this->_setParams($params));
         return TRUE;
       }
       else
         return FALSE;
     }
-    $this->completed = $this->_setDate2( $year, $month, $day, $hour, $min, $sec, $params );
+    $this->completed = $this->_setDate2($year, $month, $day, $hour, $min, $sec, $params);
     return TRUE;
   }
 /*********************************************************************************/
@@ -2101,15 +2101,15 @@ 
  * @return string
  */
   function createContact() {
-    if( empty( $this->contact )) return FALSE;
+    if (empty($this->contact)) return FALSE;
     $output = null;
-    foreach( $this->contact as $contact ) {
-      if( !empty( $contact['value'] )) {
-        $attributes = $this->_createParams( $contact['params'], array( 'ALTREP', 'LANGUAGE' ));
-        $content    = $this->_strrep( $contact['value'] );
-        $output    .= $this->_createElement( 'CONTACT', $attributes, $content );
+    foreach ($this->contact as $contact) {
+      if (!empty($contact['value'])) {
+        $attributes = $this->_createParams($contact['params'], array('ALTREP', 'LANGUAGE'));
+        $content    = $this->_strrep($contact['value']);
+        $output    .= $this->_createElement('CONTACT', $attributes, $content);
       }
-      elseif( $this->getConfig( 'allowEmpty' )) $output .= $this->_createElement( 'CONTACT' );
+      elseif ($this->getConfig('allowEmpty')) $output .= $this->_createElement('CONTACT');
     }
     return $output;
   }
@@ -2123,9 +2123,9 @@ 
  * @param integer $index, optional
  * @return bool
  */
-  function setContact( $value, $params=FALSE, $index=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->_setMval( $this->contact, $value, $params, FALSE, $index );
+  function setContact($value, $params = FALSE, $index = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->_setMval($this->contact, $value, $params, FALSE, $index);
     return TRUE;
   }
 /*********************************************************************************/
@@ -2140,10 +2140,10 @@ 
  * @return string
  */
   function createCreated() {
-    if( empty( $this->created )) return FALSE;
-    $formatted  = $this->_format_date_time( $this->created['value'], 7 );
-    $attributes = $this->_createParams( $this->created['params'] );
-    return $this->_createElement( 'CREATED', $attributes, $formatted );
+    if (empty($this->created)) return FALSE;
+    $formatted  = $this->_format_date_time($this->created['value'], 7);
+    $attributes = $this->_createParams($this->created['params']);
+    return $this->_createElement('CREATED', $attributes, $formatted);
   }
 /**
  * set calendar component property created
@@ -2159,11 +2159,11 @@ 
  * @param mixed $params optional
  * @return bool
  */
-  function setCreated( $year=FALSE, $month=FALSE, $day=FALSE, $hour=FALSE, $min=FALSE, $sec=FALSE, $params=FALSE ) {
-    if( !isset( $year )) {
-      $year = date('Ymd\THis', mktime( date( 'H' ), date( 'i' ), date( 's' ) - date( 'Z'), date( 'm' ), date( 'd' ), date( 'Y' )));
+  function setCreated($year = FALSE, $month = FALSE, $day = FALSE, $hour = FALSE, $min = FALSE, $sec = FALSE, $params = FALSE) {
+    if (!isset($year)) {
+      $year = date('Ymd\THis', mktime(date('H'), date('i'), date('s') - date('Z'), date('m'), date('d'), date('Y')));
     }
-    $this->created = $this->_setDate2( $year, $month, $day, $hour, $min, $sec, $params );
+    $this->created = $this->_setDate2($year, $month, $day, $hour, $min, $sec, $params);
     return TRUE;
   }
 /*********************************************************************************/
@@ -2178,15 +2178,15 @@ 
  * @return string
  */
   function createDescription() {
-    if( empty( $this->description )) return FALSE;
-    $output       = null;
-    foreach( $this->description as $description ) {
-      if( !empty( $description['value'] )) {
-        $attributes = $this->_createParams( $description['params'], array( 'ALTREP', 'LANGUAGE' ));
-        $content    = $this->_strrep( $description['value'] );
-        $output    .= $this->_createElement( 'DESCRIPTION', $attributes, $content );
+    if (empty($this->description)) return FALSE;
+    $output = null;
+    foreach ($this->description as $description) {
+      if (!empty($description['value'])) {
+        $attributes = $this->_createParams($description['params'], array('ALTREP', 'LANGUAGE'));
+        $content    = $this->_strrep($description['value']);
+        $output    .= $this->_createElement('DESCRIPTION', $attributes, $content);
       }
-      elseif( $this->getConfig( 'allowEmpty' )) $output .= $this->_createElement( 'DESCRIPTION' );
+      elseif ($this->getConfig('allowEmpty')) $output .= $this->_createElement('DESCRIPTION');
     }
     return $output;
   }
@@ -2200,9 +2200,9 @@ 
  * @param integer $index, optional
  * @return bool
  */
-  function setDescription( $value, $params=FALSE, $index=FALSE ) {
-    if( empty( $value )) { if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE; }
-    $this->_setMval( $this->description, $value, $params, FALSE, $index );
+  function setDescription($value, $params = FALSE, $index = FALSE) {
+    if (empty($value)) { if ($this->getConfig('allowEmpty')) $value = null; else return FALSE; }
+    $this->_setMval($this->description, $value, $params, FALSE, $index);
     return TRUE;
   }
 /*********************************************************************************/
@@ -2217,19 +2217,19 @@ 
  * @return string
  */
   function createDtend() {
-    if( empty( $this->dtend )) return FALSE;
-    if( !isset( $this->dtend['value']['year'] )  &&
-        !isset( $this->dtend['value']['month'] ) &&
-        !isset( $this->dtend['value']['day'] )   &&
-        !isset( $this->dtend['value']['hour'] )  &&
-        !isset( $this->dtend['value']['min'] )   &&
-        !isset( $this->dtend['value']['sec'] ))
-      if( $this->getConfig( 'allowEmpty' ))
-        return $this->_createElement( 'DTEND' );
+    if (empty($this->dtend)) return FALSE;
+    if (!isset($this->dtend['value']['year']) &&
+        !isset($this->dtend['value']['month']) &&
+        !isset($this->dtend['value']['day']) &&
+        !isset($this->dtend['value']['hour']) &&
+        !isset($this->dtend['value']['min']) &&
+        !isset($this->dtend['value']['sec']))
+      if ($this->getConfig('allowEmpty'))
+        return $this->_createElement('DTEND');
       else return FALSE;
-    $formatted  = $this->_format_date_time( $this->dtend['value'] );
-    $attributes = $this->_createParams( $this->dtend['params'] );
-    return $this->_createElement( 'DTEND', $attributes, $formatted );
+    $formatted  = $this->_format_date_time($this->dtend['value']);
+    $attributes = $this->_createParams($this->dtend['params']);
+    return $this->_createElement('DTEND', $attributes, $formatted);
   }
 /**
  * set calendar component property dtend
@@ -2246,16 +2246,16 @@ 
  * @param array params optional
  * @return bool
  */
-  function setDtend( $year, $month=FALSE, $day=FALSE, $hour=FALSE, $min=FALSE, $sec=FALSE, $tz=FALSE, $params=FALSE ) {
-    if( empty( $year )) {
-      if( $this->getConfig( 'allowEmpty' )) {
-        $this->dtend = array( 'value' => null, 'params' => $this->_setParams( $params ));
+  function setDtend($year, $month = FALSE, $day = FALSE, $hour = FALSE, $min = FALSE, $sec = FALSE, $tz = FALSE, $params = FALSE) {
+    if (empty($year)) {
+      if ($this->getConfig('allowEmpty')) {
+        $this->dtend = array('value' => null, 'params' => $this->_setParams($params));
         return TRUE;
       }
       else
         return FALSE;
     }
-    $this->dtend = $this->_setDate( $year, $month, $day, $hour, $min, $sec, $tz, $params );
+    $this->dtend = $this->_setDate($year, $month, $day, $hour, $min, $sec, $tz, $params);
     return TRUE;
   }
 /*********************************************************************************/
@@ -2270,16 +2270,16 @@ 
  * @return string
  */
   function createDtstamp() {
-    if( !isset( $this->dtstamp['value']['year'] )  &&
-        !isset( $this->dtstamp['value']['month'] ) &&
-        !isset( $this->dtstamp['value']['day'] )   &&
-        !isset( $this->dtstamp['value']['hour'] )  &&
-        !isset( $this->dtstamp['value']['min'] )   &&
-        !isset( $this->dtstamp['value']['sec'] ))
+    if (!isset($this->dtstamp['value']['year']) &&
+        !isset($this->dtstamp['value']['month']) &&
+        !isset($this->dtstamp['value']['day']) &&
+        !isset($this->dtstamp['value']['hour']) &&
+        !isset($this->dtstamp['value']['min']) &&
+        !isset($this->dtstamp['value']['sec']))
       $this->_makeDtstamp();
-    $formatted  = $this->_format_date_time( $this->dtstamp['value'], 7 );
-    $attributes = $this->_createParams( $this->dtstamp['params'] );
-    return $this->_createElement( 'DTSTAMP', $attributes, $formatted );
+    $formatted  = $this->_format_date_time($this->dtstamp['value'], 7);
+    $attributes = $this->_createParams($this->dtstamp['params']);
+    return $this->_createElement('DTSTAMP', $attributes, $formatted);
   }
 /**
  * computes datestamp for calendar component object instance dtstamp
@@ -2289,12 +2289,12 @@ 
  * @return void
  */
   function _makeDtstamp() {
-    $this->dtstamp['value'] = array( 'year'  => date( 'Y' )
-                                   , 'month' => date( 'm' )
-                                   , 'day'   => date( 'd' )
-                                   , 'hour'  => date( 'H' )
-                                   , 'min'   => date( 'i' )
-                                   , 'sec'   => date( 's' ) - date( 'Z' ));
+    $this->dtstamp['value'] = array('year'  => date('Y')
+                                   , 'month' => date('m')
+                                   , 'day'   => date('d')
+                                   , 'hour'  => date('H')
+                                   , 'min'   => date('i')
+                                   , 'sec'   => date('s') - date('Z'));
     $this->dtstamp['params'] = null;
   }
 /**
@@ -2311,11 +2311,11 @@ 
  * @param array $params optional
  * @return TRUE
  */
-  function setDtstamp( $year, $month=FALSE, $day=FALSE, $hour=FALSE, $min=FALSE, $sec=FALSE, $params=FALSE ) {
-    if( empty( $year ))
+  function setDtstamp($year, $month = FALSE, $day = FALSE, $hour = FALSE, $min = FALSE, $sec = FALSE, $params = FALSE) {
+    if (empty($year))
       $this->_makeDtstamp();
     else
-      $this->dtstamp = $this->_setDate2( $year, $month, $day, $hour, $min, $sec, $params );
+      $this->dtstamp = $this->_setDate2($year, $month, $day, $hour, $min, $sec, $params);
     return TRUE;
   }
 /*********************************************************************************/
@@ -2330,21 +2330,21 @@ 
  * @return string
  */
   function createDtstart() {
-    if( empty( $this->dtstart )) return FALSE;
-    if( !isset( $this->dtstart['value']['year'] )  &&
-        !isset( $this->dtstart['value']['month'] ) &&
-        !isset( $this->dtstart['value']['day'] )   &&
-        !isset( $this->dtstart['value']['hour'] )  &&
-        !isset( $this->dtstart['value']['min'] )   &&
-        !isset( $this->dtstart['value']['sec'] ))
-    if( $this->getConfig( 'allowEmpty' ))
-      return $this->_createElement( 'DTSTART' );
+    if (empty($this->dtstart)) return FALSE;
+    if (!isset($this->dtstart['value']['year']) &&
+        !isset($this->dtstart['value']['month']) &&
+        !isset($this->dtstart['value']['day']) &&
+        !isset($this->dtstart['value']['hour']) &&
+        !isset($this->dtstart['value']['min']) &&
+        !isset($this->dtstart['value']['sec']))
+    if ($this->getConfig('allowEmpty'))
+      return $this->_createElement('DTSTART');
     else return FALSE;
-    if( in_array( $this->objName, array( 'vtimezone', 'standard', 'daylight' )))
-      unset( $this->dtstart['value']['tz'], $this->dtstart['params']['TZID'] );
-    $formatted  = $this->_format_date_time( $this->dtstart['value'] );
-    $attributes = $this->_createParams( $this->dtstart['params'] );
-    return $this->_createElement( 'DTSTART', $attributes, $formatted );
+    if (in_array($this->objName, array('vtimezone', 'standard', 'daylight')))
+      unset($this->dtstart['value']['tz'], $this->dtstart['params']['TZID']);
+    $formatted  = $this->_format_date_time($this->dtstart['value']);
+    $attributes = $this->_createParams($this->dtstart['params']);
+    return $this->_createElement('DTSTART', $attributes, $formatted);
   }
 /**
  * set calendar component property dtstart
@@ -2361,16 +2361,16 @@ 
  * @param array $params optional
  * @return bool
  */
-  function setDtstart( $year, $month=FALSE, $day=FALSE, $hour=FALSE, $min=FALSE, $sec=FALSE, $tz=FALSE, $params=FALSE ) {
-    if( empty( $year )) {
-      if( $this->getConfig( 'allowEmpty' )) {
-        $this->dtstart = array( 'value' => null, 'params' => $this->_setParams( $params ));
+  function setDtstart($year, $month = FALSE, $day = FALSE, $hour = FALSE, $min = FALSE, $sec = FALSE, $tz = FALSE, $params = FALSE) {
+    if (empty($year)) {
+      if ($this->getConfig('allowEmpty')) {
+        $this->dtstart = array('value' => null, 'params' => $this->_setParams($params));
         return TRUE;
       }
       else
         return FALSE;
     }
-    $this->dtstart = $this->_setDate( $year, $month, $day, $hour, $min, $sec, $tz, $params, 'dtstart' );
+    $this->dtstart = $this->_setDate($year, $month, $day, $hour, $min, $sec, $tz, $params, 'dtstart');
     return TRUE;
   }
 /*********************************************************************************/
@@ -2385,19 +2385,19 @@ 
  * @return string
  */
   function createDue() {
-    if( empty( $this->due )) return FALSE;
-    if( !isset( $this->due['value']['year'] )  &&
-        !isset( $this->due['value']['month'] ) &&
-        !isset( $this->due['value']['day'] )   &&
-        !isset( $this->due['value']['hour'] )  &&
-        !isset( $this->due['value']['min'] )   &&
-        !isset( $this->due['value']['sec'] ))
-      if( $this->getConfig( 'allowEmpty' ))
-        return $this->_createElement( 'DUE' );
+    if (empty($this->due)) return FALSE;
+    if (!isset($this->due['value']['year']) &&
+        !isset($this->due['value']['month']) &&
+        !isset($this->due['value']['day']) &&
+        !isset($this->due['value']['hour']) &&
+        !isset($this->due['value']['min']) &&
+        !isset($this->due['value']['sec']))
+      if ($this->getConfig('allowEmpty'))
+        return $this->_createElement('DUE');
       else return FALSE;
-    $formatted  = $this->_format_date_time( $this->due['value'] );
-    $attributes = $this->_createParams( $this->due['params'] );
-    return $this->_createElement( 'DUE', $attributes, $formatted );
+    $formatted  = $this->_format_date_time($this->due['value']);
+    $attributes = $this->_createParams($this->due['params']);
+    return $this->_createElement('DUE', $attributes, $formatted);
   }
 /**
  * set calendar component property due
@@ -2413,16 +2413,16 @@ 
  * @param array $params optional
  * @return bool
  */
-  function setDue( $year, $month=FALSE, $day=FALSE, $hour=FALSE, $min=FALSE, $sec=FALSE, $tz=FALSE, $params=FALSE ) {
-    if( empty( $year )) {
-      if( $this->getConfig( 'allowEmpty' )) {
-        $this->due = array( 'value' => null, 'params' => $this->_setParams( $params ));
+  function setDue($year, $month = FALSE, $day = FALSE, $hour = FALSE, $min = FALSE, $sec = FALSE, $tz = FALSE, $params = FALSE) {
+    if (empty($year)) {
+      if ($this->getConfig('allowEmpty')) {
+        $this->due = array('value' => null, 'params' => $this->_setParams($params));
         return TRUE;
       }
       else
         return FALSE;
     }
-    $this->due = $this->_setDate( $year, $month, $day, $hour, $min, $sec, $tz, $params );
+    $this->due = $this->_setDate($year, $month, $day, $hour, $min, $sec, $tz, $params);
     return TRUE;
   }
 /*********************************************************************************/
@@ -2437,17 +2437,17 @@ 
  * @return string
  */
   function createDuration() {
-    if( empty( $this->duration )) return FALSE;
-    if( !isset( $this->duration['value']['week'] ) &&
-        !isset( $this->duration['value']['day'] )  &&
-        !isset( $this->duration['value']['hour'] ) &&
-        !isset( $this->duration['value']['min'] )  &&
-        !isset( $this->duration['value']['sec'] ))
-      if( $this->getConfig( 'allowEmpty' ))
-        return $this->_createElement( 'DURATION', array(), null );
+    if (empty($this->duration)) return FALSE;
+    if (!isset($this->duration['value']['week']) &&
+        !isset($this->duration['value']['day']) &&
+        !isset($this->duration['value']['hour']) &&
+        !isset($this->duration['value']['min']) &&
+        !isset($this->duration['value']['sec']))
+      if ($this->getConfig('allowEmpty'))
+        return $this->_createElement('DURATION', array(), null);
       else return FALSE;
-    $attributes = $this->_createParams( $this->duration['params'] );
-    return $this->_createElement( 'DURATION', $attributes, $this->_format_duration( $this->duration['value'] ));
+    $attributes = $this->_createParams($this->duration['params']);
+    return $this->_createElement('DURATION', $attributes, $this->_format_duration($this->duration['value']));
   }
 /**
  * set calendar component property duration
@@ -2462,20 +2462,20 @@ 
  * @param array $params optional
  * @return bool
  */
-  function setDuration( $week, $day=FALSE, $hour=FALSE, $min=FALSE, $sec=FALSE, $params=FALSE ) {
-    if( empty( $week )) if( $this->getConfig( 'allowEmpty' )) $week = null; else return FALSE;
-    if( is_array( $week ) && ( 1 <= count( $week )))
-      $this->duration = array( 'value' => $this->_duration_array( $week ), 'params' => $this->_setParams( $day ));
-    elseif( is_string( $week ) && ( 3 <= strlen( trim( $week )))) {
-      $week = trim( $week );
-      if( in_array( substr( $week, 0, 1 ), array( '+', '-' )))
-        $week = substr( $week, 1 );
-      $this->duration = array( 'value' => $this->_duration_string( $week ), 'params' => $this->_setParams( $day ));
-    }
-    elseif( empty( $week ) && empty( $day ) && empty( $hour ) && empty( $min ) && empty( $sec ))
+  function setDuration($week, $day = FALSE, $hour = FALSE, $min = FALSE, $sec = FALSE, $params = FALSE) {
+    if (empty($week)) if ($this->getConfig('allowEmpty')) $week = null; else return FALSE;
+    if (is_array($week) && (1 <= count($week)))
+      $this->duration = array('value' => $this->_duration_array($week), 'params' => $this->_setParams($day));
+    elseif (is_string($week) && (3 <= strlen(trim($week)))) {
+      $week = trim($week);
+      if (in_array(substr($week, 0, 1), array('+', '-')))
+        $week = substr($week, 1);
+      $this->duration = array('value' => $this->_duration_string($week), 'params' => $this->_setParams($day));
+    }
+    elseif (empty($week) && empty($day) && empty($hour) && empty($min) && empty($sec))
       return FALSE;
     else
-      $this->duration = array( 'value' => $this->_duration_array( array( $week, $day, $hour, $min, $sec )), 'params' => $this->_setParams( $params ));
+      $this->duration = array('value' => $this->_duration_array(array($week, $day, $hour, $min, $sec)), 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -2490,36 +2490,36 @@ 
  * @return string
  */
   function createExdate() {
-    if( empty( $this->exdate )) return FALSE;
+    if (empty($this->exdate)) return FALSE;
     $output = null;
-    foreach( $this->exdate as $ex => $theExdate ) {
-      if( empty( $theExdate['value'] )) {
-        if( $this->getConfig( 'allowEmpty' )) $output .= $this->_createElement( 'EXDATE' );
+    foreach ($this->exdate as $ex => $theExdate) {
+      if (empty($theExdate['value'])) {
+        if ($this->getConfig('allowEmpty')) $output .= $this->_createElement('EXDATE');
         continue;
       }
       $content = $attributes = null;
-      foreach( $theExdate['value'] as $eix => $exdatePart ) {
-        $parno = count( $exdatePart );
-        $formatted = $this->_format_date_time( $exdatePart, $parno );
-        if( isset( $theExdate['params']['TZID'] ))
-          $formatted = str_replace( 'Z', '', $formatted);
-        if( 0 < $eix ) {
-          if( isset( $theExdate['value'][0]['tz'] )) {
-            if( ctype_digit( substr( $theExdate['value'][0]['tz'], -4 )) ||
-               ( 'Z' == $theExdate['value'][0]['tz'] )) {
-              if( 'Z' != substr( $formatted, -1 ))
+      foreach ($theExdate['value'] as $eix => $exdatePart) {
+        $parno = count($exdatePart);
+        $formatted = $this->_format_date_time($exdatePart, $parno);
+        if (isset($theExdate['params']['TZID']))
+          $formatted = str_replace('Z', '', $formatted);
+        if (0 < $eix) {
+          if (isset($theExdate['value'][0]['tz'])) {
+            if (ctype_digit(substr($theExdate['value'][0]['tz'], -4)) ||
+               ('Z' == $theExdate['value'][0]['tz'])) {
+              if ('Z' != substr($formatted, -1))
                 $formatted .= 'Z';
             }
             else
-              $formatted = str_replace( 'Z', '', $formatted );
+              $formatted = str_replace('Z', '', $formatted);
           }
           else
-            $formatted = str_replace( 'Z', '', $formatted );
+            $formatted = str_replace('Z', '', $formatted);
         }
-        $content .= ( 0 < $eix ) ? ','.$formatted : $formatted;
+        $content .= (0 < $eix) ? ','.$formatted : $formatted;
       }
-      $attributes .= $this->_createParams( $theExdate['params'] );
-      $output .= $this->_createElement( 'EXDATE', $attributes, $content );
+      $attributes .= $this->_createParams($theExdate['params']);
+      $output .= $this->_createElement('EXDATE', $attributes, $content);
     }
     return $output;
   }
@@ -2533,44 +2533,44 @@ 
  * @param integer $index, optional
  * @return bool
  */
-  function setExdate( $exdates, $params=FALSE, $index=FALSE ) {
-    if( empty( $exdates )) {
-      if( $this->getConfig( 'allowEmpty' )) {
-        $this->_setMval( $this->exdate, null, $params, FALSE, $index );
+  function setExdate($exdates, $params = FALSE, $index = FALSE) {
+    if (empty($exdates)) {
+      if ($this->getConfig('allowEmpty')) {
+        $this->_setMval($this->exdate, null, $params, FALSE, $index);
         return TRUE;
       }
       else
         return FALSE;
     }
-    $input  = array( 'params' => $this->_setParams( $params, array( 'VALUE' => 'DATE-TIME' )));
+    $input = array('params' => $this->_setParams($params, array('VALUE' => 'DATE-TIME')));
             /* ev. check 1:st date and save ev. timezone **/
-    $this->_chkdatecfg( reset( $exdates ), $parno, $input['params'] );
-    $this->_existRem( $input['params'], 'VALUE', 'DATE-TIME' ); // remove default parameter
-    foreach( $exdates as $eix => $theExdate ) {
-      if( $this->_isArrayTimestampDate( $theExdate ))
-        $exdatea = $this->_timestamp2date( $theExdate, $parno );
-      elseif(  is_array( $theExdate ))
-        $exdatea = $this->_date_time_array( $theExdate, $parno );
-      elseif( 8 <= strlen( trim( $theExdate ))) // ex. 2006-08-03 10:12:18
-        $exdatea = $this->_date_time_string( $theExdate, $parno );
-      if( 3 == $parno )
-        unset( $exdatea['hour'], $exdatea['min'], $exdatea['sec'], $exdatea['tz'] );
-      elseif( isset( $exdatea['tz'] ))
+    $this->_chkdatecfg(reset($exdates), $parno, $input['params']);
+    $this->_existRem($input['params'], 'VALUE', 'DATE-TIME'); // remove default parameter
+    foreach ($exdates as $eix => $theExdate) {
+      if ($this->_isArrayTimestampDate($theExdate))
+        $exdatea = $this->_timestamp2date($theExdate, $parno);
+      elseif (is_array($theExdate))
+        $exdatea = $this->_date_time_array($theExdate, $parno);
+      elseif (8 <= strlen(trim($theExdate))) // ex. 2006-08-03 10:12:18
+        $exdatea = $this->_date_time_string($theExdate, $parno);
+      if (3 == $parno)
+        unset($exdatea['hour'], $exdatea['min'], $exdatea['sec'], $exdatea['tz']);
+      elseif (isset($exdatea['tz']))
         $exdatea['tz'] = (string) $exdatea['tz'];
-      if(  isset( $input['params']['TZID'] ) ||
-         ( isset( $exdatea['tz'] ) && !$this->_isOffset( $exdatea['tz'] )) ||
-         ( isset( $input['value'][0] ) && ( !isset( $input['value'][0]['tz'] ))) ||
-         ( isset( $input['value'][0]['tz'] ) && !$this->_isOffset( $input['value'][0]['tz'] )))
-        unset( $exdatea['tz'] );
+      if (isset($input['params']['TZID']) ||
+         (isset($exdatea['tz']) && !$this->_isOffset($exdatea['tz'])) ||
+         (isset($input['value'][0]) && (!isset($input['value'][0]['tz']))) ||
+         (isset($input['value'][0]['tz']) && !$this->_isOffset($input['value'][0]['tz'])))
+        unset($exdatea['tz']);
       $input['value'][] = $exdatea;
     }
-    if( 0 >= count( $input['value'] ))
+    if (0 >= count($input['value']))
       return FALSE;
-    if( 3 == $parno ) {
+    if (3 == $parno) {
       $input['params']['VALUE'] = 'DATE';
-      unset( $input['params']['TZID'] );
+      unset($input['params']['TZID']);
     }
-    $this->_setMval( $this->exdate, $input['value'], $input['params'], FALSE, $index );
+    $this->_setMval($this->exdate, $input['value'], $input['params'], FALSE, $index);
     return TRUE;
   }
 /*********************************************************************************/
@@ -2585,8 +2585,8 @@ 
  * @return string
  */
   function createExrule() {
-    if( empty( $this->exrule )) return FALSE;
-    return $this->_format_recur( 'EXRULE', $this->exrule );
+    if (empty($this->exrule)) return FALSE;
+    return $this->_format_recur('EXRULE', $this->exrule);
   }
 /**
  * set calendar component property exdate
@@ -2598,9 +2598,9 @@ 
  * @param integer $index, optional
  * @return bool
  */
-  function setExrule( $exruleset, $params=FALSE, $index=FALSE ) {
-    if( empty( $exruleset )) if( $this->getConfig( 'allowEmpty' )) $exruleset = null; else return FALSE;
-    $this->_setMval( $this->exrule, $this->_setRexrule( $exruleset ), $params, FALSE, $index );
+  function setExrule($exruleset, $params = FALSE, $index = FALSE) {
+    if (empty($exruleset)) if ($this->getConfig('allowEmpty')) $exruleset = null; else return FALSE;
+    $this->_setMval($this->exrule, $this->_setRexrule($exruleset), $params, FALSE, $index);
     return TRUE;
   }
 /*********************************************************************************/
@@ -2615,47 +2615,47 @@ 
  * @return string
  */
   function createFreebusy() {
-    if( empty( $this->freebusy )) return FALSE;
+    if (empty($this->freebusy)) return FALSE;
     $output = null;
-    foreach( $this->freebusy as $freebusyPart ) {
-      if( empty( $freebusyPart['value'] )) {
-        if( $this->getConfig( 'allowEmpty' )) $output .= $this->_createElement( 'FREEBUSY' );
+    foreach ($this->freebusy as $freebusyPart) {
+      if (empty($freebusyPart['value'])) {
+        if ($this->getConfig('allowEmpty')) $output .= $this->_createElement('FREEBUSY');
         continue;
       }
       $attributes = $content = null;
-      if( isset( $freebusyPart['value']['fbtype'] )) {
+      if (isset($freebusyPart['value']['fbtype'])) {
         $attributes .= $this->intAttrDelimiter.'FBTYPE='.$freebusyPart['value']['fbtype'];
-        unset( $freebusyPart['value']['fbtype'] );
-        $freebusyPart['value'] = array_values( $freebusyPart['value'] );
+        unset($freebusyPart['value']['fbtype']);
+        $freebusyPart['value'] = array_values($freebusyPart['value']);
       }
       else
         $attributes .= $this->intAttrDelimiter.'FBTYPE=BUSY';
-      $attributes .= $this->_createParams( $freebusyPart['params'] );
+      $attributes .= $this->_createParams($freebusyPart['params']);
       $fno = 1;
-      $cnt = count( $freebusyPart['value']);
-      foreach( $freebusyPart['value'] as $periodix => $freebusyPeriod ) {
-        $formatted   = $this->_format_date_time( $freebusyPeriod[0] );
+      $cnt = count($freebusyPart['value']);
+      foreach ($freebusyPart['value'] as $periodix => $freebusyPeriod) {
+        $formatted = $this->_format_date_time($freebusyPeriod[0]);
         $content .= $formatted;
         $content .= '/';
-        $cnt2 = count( $freebusyPeriod[1]);
-        if( array_key_exists( 'year', $freebusyPeriod[1] ))      // date-time
+        $cnt2 = count($freebusyPeriod[1]);
+        if (array_key_exists('year', $freebusyPeriod[1]))      // date-time
           $cnt2 = 7;
-        elseif( array_key_exists( 'week', $freebusyPeriod[1] ))  // duration
+        elseif (array_key_exists('week', $freebusyPeriod[1]))  // duration
           $cnt2 = 5;
-        if(( 7 == $cnt2 )   &&    // period=  -> date-time
-            isset( $freebusyPeriod[1]['year'] )  &&
-            isset( $freebusyPeriod[1]['month'] ) &&
-            isset( $freebusyPeriod[1]['day'] )) {
-          $content .= $this->_format_date_time( $freebusyPeriod[1] );
+        if ((7 == $cnt2) && // period=  -> date-time
+            isset($freebusyPeriod[1]['year']) &&
+            isset($freebusyPeriod[1]['month']) &&
+            isset($freebusyPeriod[1]['day'])) {
+          $content .= $this->_format_date_time($freebusyPeriod[1]);
         }
         else {                                  // period=  -> dur-time
-          $content .= $this->_format_duration( $freebusyPeriod[1] );
+          $content .= $this->_format_duration($freebusyPeriod[1]);
         }
-        if( $fno < $cnt )
+        if ($fno < $cnt)
           $content .= ',';
         $fno++;
       }
-      $output .= $this->_createElement( 'FREEBUSY', $attributes, $content );
+      $output .= $this->_createElement('FREEBUSY', $attributes, $content);
     }
     return $output;
   }
@@ -2670,52 +2670,52 @@ 
  * @param integer $index, optional
  * @return bool
  */
-  function setFreebusy( $fbType, $fbValues, $params=FALSE, $index=FALSE ) {
-    if( empty( $fbValues )) {
-      if( $this->getConfig( 'allowEmpty' )) {
-        $this->_setMval( $this->freebusy, null, $params, FALSE, $index );
+  function setFreebusy($fbType, $fbValues, $params = FALSE, $index = FALSE) {
+    if (empty($fbValues)) {
+      if ($this->getConfig('allowEmpty')) {
+        $this->_setMval($this->freebusy, null, $params, FALSE, $index);
         return TRUE;
       }
       else
         return FALSE;
     }
-    $fbType = strtoupper( $fbType );
-    if(( !in_array( $fbType, array( 'FREE', 'BUSY', 'BUSY-UNAVAILABLE', 'BUSY-TENTATIVE' ))) &&
-       ( 'X-' != substr( $fbType, 0, 2 )))
+    $fbType = strtoupper($fbType);
+    if ((!in_array($fbType, array('FREE', 'BUSY', 'BUSY-UNAVAILABLE', 'BUSY-TENTATIVE'))) &&
+       ('X-' != substr($fbType, 0, 2)))
       $fbType = 'BUSY';
-    $input = array( 'fbtype' => $fbType );
-    foreach( $fbValues as $fbPeriod ) {   // periods => period
+    $input = array('fbtype' => $fbType);
+    foreach ($fbValues as $fbPeriod) {   // periods => period
       $freebusyPeriod = array();
-      foreach( $fbPeriod as $fbMember ) { // pairs => singlepart
+      foreach ($fbPeriod as $fbMember) { // pairs => singlepart
         $freebusyPairMember = array();
-        if( is_array( $fbMember )) {
-          if( $this->_isArrayDate( $fbMember )) { // date-time value
-            $freebusyPairMember       = $this->_date_time_array( $fbMember, 7 );
+        if (is_array($fbMember)) {
+          if ($this->_isArrayDate($fbMember)) { // date-time value
+            $freebusyPairMember       = $this->_date_time_array($fbMember, 7);
             $freebusyPairMember['tz'] = 'Z';
           }
-          elseif( $this->_isArrayTimestampDate( $fbMember )) { // timestamp value
-            $freebusyPairMember       = $this->_timestamp2date( $fbMember['timestamp'], 7 );
+          elseif ($this->_isArrayTimestampDate($fbMember)) { // timestamp value
+            $freebusyPairMember       = $this->_timestamp2date($fbMember['timestamp'], 7);
             $freebusyPairMember['tz'] = 'Z';
           }
           else {                                         // array format duration
-            $freebusyPairMember = $this->_duration_array( $fbMember );
+            $freebusyPairMember = $this->_duration_array($fbMember);
           }
         }
-        elseif(( 3 <= strlen( trim( $fbMember ))) &&    // string format duration
-               ( in_array( $fbMember{0}, array( 'P', '+', '-' )))) {
-          if( 'P' != $fbMember{0} )
-            $fbmember = substr( $fbMember, 1 );
-          $freebusyPairMember = $this->_duration_string( $fbMember );
+        elseif ((3 <= strlen(trim($fbMember))) && // string format duration
+               (in_array($fbMember{0}, array('P', '+', '-')))) {
+          if ('P' != $fbMember{0} )
+            $fbmember = substr($fbMember, 1);
+          $freebusyPairMember = $this->_duration_string($fbMember);
         }
-        elseif( 8 <= strlen( trim( $fbMember ))) { // text date ex. 2006-08-03 10:12:18
-          $freebusyPairMember       = $this->_date_time_string( $fbMember, 7 );
+        elseif (8 <= strlen(trim($fbMember))) { // text date ex. 2006-08-03 10:12:18
+          $freebusyPairMember       = $this->_date_time_string($fbMember, 7);
           $freebusyPairMember['tz'] = 'Z';
         }
         $freebusyPeriod[]   = $freebusyPairMember;
       }
       $input[]              = $freebusyPeriod;
     }
-    $this->_setMval( $this->freebusy, $input, $params, FALSE, $index );
+    $this->_setMval($this->freebusy, $input, $params, FALSE, $index);
     return TRUE;
   }
 /*********************************************************************************/
@@ -2730,15 +2730,15 @@ 
  * @return string
  */
   function createGeo() {
-    if( empty( $this->geo )) return FALSE;
-    if( empty( $this->geo['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'GEO' ) : FALSE;
-    $attributes = $this->_createParams( $this->geo['params'] );
+    if (empty($this->geo)) return FALSE;
+    if (empty($this->geo['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('GEO') : FALSE;
+    $attributes = $this->_createParams($this->geo['params']);
     $content    = null;
-    $content   .= number_format( (float) $this->geo['value']['latitude'], 6, '.', '');
+    $content   .= number_format((float) $this->geo['value']['latitude'], 6, '.', '');
     $content   .= ';';
-    $content   .= number_format( (float) $this->geo['value']['longitude'], 6, '.', '');
-    return $this->_createElement( 'GEO', $attributes, $content );
+    $content   .= number_format((float) $this->geo['value']['longitude'], 6, '.', '');
+    return $this->_createElement('GEO', $attributes, $content);
   }
 /**
  * set calendar component property geo
@@ -2750,15 +2750,15 @@ 
  * @param array $params optional
  * @return bool
  */
-  function setGeo( $latitude, $longitude, $params=FALSE ) {
-    if( !empty( $latitude ) && !empty( $longitude )) {
-      if( !is_array( $this->geo )) $this->geo = array();
+  function setGeo($latitude, $longitude, $params = FALSE) {
+    if (!empty($latitude) && !empty($longitude)) {
+      if (!is_array($this->geo)) $this->geo = array();
       $this->geo['value']['latitude']  = $latitude;
       $this->geo['value']['longitude'] = $longitude;
-      $this->geo['params'] = $this->_setParams( $params );
+      $this->geo['params'] = $this->_setParams($params);
     }
-    elseif( $this->getConfig( 'allowEmpty' ))
-      $this->geo = array( 'value' => null, 'params' => $this->_setParams( $params ) );
+    elseif ($this->getConfig('allowEmpty'))
+      $this->geo = array('value' => null, 'params' => $this->_setParams($params));
     else
       return FALSE;
     return TRUE;
@@ -2775,10 +2775,10 @@ 
  * @return string
  */
   function createLastModified() {
-    if( empty( $this->lastmodified )) return FALSE;
-    $attributes = $this->_createParams( $this->lastmodified['params'] );
-    $formatted  = $this->_format_date_time( $this->lastmodified['value'], 7 );
-    return $this->_createElement( 'LAST-MODIFIED', $attributes, $formatted );
+    if (empty($this->lastmodified)) return FALSE;
+    $attributes = $this->_createParams($this->lastmodified['params']);
+    $formatted  = $this->_format_date_time($this->lastmodified['value'], 7);
+    return $this->_createElement('LAST-MODIFIED', $attributes, $formatted);
   }
 /**
  * set calendar component property completed
@@ -2794,10 +2794,10 @@ 
  * @param array $params optional
  * @return boll
  */
-  function setLastModified( $year=FALSE, $month=FALSE, $day=FALSE, $hour=FALSE, $min=FALSE, $sec=FALSE, $params=FALSE ) {
-    if( empty( $year ))
-      $year = date('Ymd\THis', mktime( date( 'H' ), date( 'i' ), date( 's' ) - date( 'Z'), date( 'm' ), date( 'd' ), date( 'Y' )));
-    $this->lastmodified = $this->_setDate2( $year, $month, $day, $hour, $min, $sec, $params );
+  function setLastModified($year = FALSE, $month = FALSE, $day = FALSE, $hour = FALSE, $min = FALSE, $sec = FALSE, $params = FALSE) {
+    if (empty($year))
+      $year = date('Ymd\THis', mktime(date('H'), date('i'), date('s') - date('Z'), date('m'), date('d'), date('Y')));
+    $this->lastmodified = $this->_setDate2($year, $month, $day, $hour, $min, $sec, $params);
     return TRUE;
   }
 /*********************************************************************************/
@@ -2812,12 +2812,12 @@ 
  * @return string
  */
   function createLocation() {
-    if( empty( $this->location )) return FALSE;
-    if( empty( $this->location['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'LOCATION' ) : FALSE;
-    $attributes = $this->_createParams( $this->location['params'], array( 'ALTREP', 'LANGUAGE' ));
-    $content    = $this->_strrep( $this->location['value'] );
-    return $this->_createElement( 'LOCATION', $attributes, $content );
+    if (empty($this->location)) return FALSE;
+    if (empty($this->location['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('LOCATION') : FALSE;
+    $attributes = $this->_createParams($this->location['params'], array('ALTREP', 'LANGUAGE'));
+    $content    = $this->_strrep($this->location['value']);
+    return $this->_createElement('LOCATION', $attributes, $content);
   }
 /**
  * set calendar component property location
@@ -2828,9 +2828,9 @@ 
  * @param array params optional
  * @return bool
  */
-  function setLocation( $value, $params=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->location = array( 'value' => $value, 'params' => $this->_setParams( $params ));
+  function setLocation($value, $params = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->location = array('value' => $value, 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -2845,13 +2845,13 @@ 
  * @return string
  */
   function createOrganizer() {
-    if( empty( $this->organizer )) return FALSE;
-    if( empty( $this->organizer['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'ORGANIZER' ) : FALSE;
-    $attributes = $this->_createParams( $this->organizer['params']
-                                      , array( 'CN', 'DIR', 'LANGUAGE', 'SENT-BY' ));
+    if (empty($this->organizer)) return FALSE;
+    if (empty($this->organizer['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('ORGANIZER') : FALSE;
+    $attributes = $this->_createParams($this->organizer['params']
+                                      , array('CN', 'DIR', 'LANGUAGE', 'SENT-BY'));
     $content    = 'MAILTO:'.$this->organizer['value'];
-    return $this->_createElement( 'ORGANIZER', $attributes, $content );
+    return $this->_createElement('ORGANIZER', $attributes, $content);
   }
 /**
  * set calendar component property organizer
@@ -2862,14 +2862,14 @@ 
  * @param array params optional
  * @return bool
  */
-  function setOrganizer( $value, $params=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $value = str_replace ( 'MAILTO:', '', $value );
-    $value = str_replace ( 'mailto:', '', $value );
-    $this->organizer = array( 'value' => $value, 'params' => $this->_setParams( $params ));
-    if( isset( $this->organizer['params']['SENT-BY'] )) {
-      if( 'MAILTO' == strtoupper( substr( $this->organizer['params']['SENT-BY'], 0, 6 )))
-        $this->organizer['params']['SENT-BY'] = substr( $this->organizer['params']['SENT-BY'], 7 );
+  function setOrganizer($value, $params = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $value = str_replace('MAILTO:', '', $value);
+    $value = str_replace('mailto:', '', $value);
+    $this->organizer = array('value' => $value, 'params' => $this->_setParams($params));
+    if (isset($this->organizer['params']['SENT-BY'])) {
+      if ('MAILTO' == strtoupper(substr($this->organizer['params']['SENT-BY'], 0, 6)))
+        $this->organizer['params']['SENT-BY'] = substr($this->organizer['params']['SENT-BY'], 7);
     }
     return TRUE;
   }
@@ -2885,11 +2885,11 @@ 
  * @return string
  */
   function createPercentComplete() {
-    if( empty( $this->percentcomplete )) return FALSE;
-    if( empty( $this->percentcomplete['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'PERCENT-COMPLETE' ) : FALSE;
-    $attributes = $this->_createParams( $this->percentcomplete['params'] );
-    return $this->_createElement( 'PERCENT-COMPLETE', $attributes, $this->percentcomplete['value'] );
+    if (empty($this->percentcomplete)) return FALSE;
+    if (empty($this->percentcomplete['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('PERCENT-COMPLETE') : FALSE;
+    $attributes = $this->_createParams($this->percentcomplete['params']);
+    return $this->_createElement('PERCENT-COMPLETE', $attributes, $this->percentcomplete['value']);
   }
 /**
  * set calendar component property percent-complete
@@ -2900,9 +2900,9 @@ 
  * @param array $params optional
  * @return bool
  */
-  function setPercentComplete( $value, $params=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->percentcomplete = array( 'value' => $value, 'params' => $this->_setParams( $params ));
+  function setPercentComplete($value, $params = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->percentcomplete = array('value' => $value, 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -2917,11 +2917,11 @@ 
  * @return string
  */
   function createPriority() {
-    if( empty( $this->priority )) return FALSE;
-    if( empty( $this->priority['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'PRIORITY' ) : FALSE;
-    $attributes = $this->_createParams( $this->priority['params'] );
-    return $this->_createElement( 'PRIORITY', $attributes, $this->priority['value'] );
+    if (empty($this->priority)) return FALSE;
+    if (empty($this->priority['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('PRIORITY') : FALSE;
+    $attributes = $this->_createParams($this->priority['params']);
+    return $this->_createElement('PRIORITY', $attributes, $this->priority['value']);
   }
 /**
  * set calendar component property priority
@@ -2932,9 +2932,9 @@ 
  * @param array $params optional
  * @return bool
  */
-  function setPriority( $value, $params=FALSE  ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->priority = array( 'value' => $value, 'params' => $this->_setParams( $params ));
+  function setPriority($value, $params = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->priority = array('value' => $value, 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -2949,91 +2949,91 @@ 
  * @return string
  */
   function createRdate() {
-    if( empty( $this->rdate )) return FALSE;
-    $utctime = ( in_array( $this->objName, array( 'vtimezone', 'standard', 'daylight' ))) ? TRUE : FALSE;
+    if (empty($this->rdate)) return FALSE;
+    $utctime = (in_array($this->objName, array('vtimezone', 'standard', 'daylight'))) ? TRUE : FALSE;
     $output = null;
-    if( $utctime  )
-      unset( $this->rdate['params']['TZID'] );
-    foreach( $this->rdate as $theRdate ) {
-      if( empty( $theRdate['value'] )) {
-        if( $this->getConfig( 'allowEmpty' )) $output .= $this->_createElement( 'RDATE' );
+    if ($utctime)
+      unset($this->rdate['params']['TZID']);
+    foreach ($this->rdate as $theRdate) {
+      if (empty($theRdate['value'])) {
+        if ($this->getConfig('allowEmpty')) $output .= $this->_createElement('RDATE');
         continue;
       }
-      if( $utctime  )
-        unset( $theRdate['params']['TZID'] );
-      $attributes = $this->_createParams( $theRdate['params'] );
-      $cnt = count( $theRdate['value'] );
+      if ($utctime)
+        unset($theRdate['params']['TZID']);
+      $attributes = $this->_createParams($theRdate['params']);
+      $cnt = count($theRdate['value']);
       $content = null;
       $rno = 1;
-      foreach( $theRdate['value'] as $rpix => $rdatePart ) {
+      foreach ($theRdate['value'] as $rpix => $rdatePart) {
         $contentPart = null;
-        if( is_array( $rdatePart ) &&
-            isset( $theRdate['params']['VALUE'] ) && ( 'PERIOD' == $theRdate['params']['VALUE'] )) { // PERIOD
-          if( $utctime )
-            unset( $rdatePart[0]['tz'] );
-          $formatted = $this->_format_date_time( $rdatePart[0]); // PERIOD part 1
-          if( $utctime || !empty( $theRdate['params']['TZID'] ))
-            $formatted = str_replace( 'Z', '', $formatted);
-          if( 0 < $rpix ) {
-            if( !empty( $rdatePart[0]['tz'] ) && $this->_isOffset( $rdatePart[0]['tz'] )) {
-              if( 'Z' != substr( $formatted, -1 )) $formatted .= 'Z';
+        if (is_array($rdatePart) &&
+            isset($theRdate['params']['VALUE']) && ('PERIOD' == $theRdate['params']['VALUE'])) { // PERIOD
+          if ($utctime)
+            unset($rdatePart[0]['tz']);
+          $formatted = $this->_format_date_time($rdatePart[0]); // PERIOD part 1
+          if ($utctime || !empty($theRdate['params']['TZID']))
+            $formatted = str_replace('Z', '', $formatted);
+          if (0 < $rpix) {
+            if (!empty($rdatePart[0]['tz']) && $this->_isOffset($rdatePart[0]['tz'])) {
+              if ('Z' != substr($formatted, -1)) $formatted .= 'Z';
             }
             else
-              $formatted = str_replace( 'Z', '', $formatted );
+              $formatted = str_replace('Z', '', $formatted);
           }
           $contentPart .= $formatted;
           $contentPart .= '/';
-          $cnt2 = count( $rdatePart[1]);
-          if( array_key_exists( 'year', $rdatePart[1] )) {
-            if( array_key_exists( 'hour', $rdatePart[1] ))
-              $cnt2 = 7;                                      // date-time
+          $cnt2 = count($rdatePart[1]);
+          if (array_key_exists('year', $rdatePart[1])) {
+            if (array_key_exists('hour', $rdatePart[1]))
+              $cnt2 = 7; // date-time
             else
-              $cnt2 = 3;                                      // date
+              $cnt2 = 3; // date
           }
-          elseif( array_key_exists( 'week', $rdatePart[1] ))  // duration
+          elseif (array_key_exists('week', $rdatePart[1]))  // duration
             $cnt2 = 5;
-          if(( 7 == $cnt2 )   &&    // period=  -> date-time
-              isset( $rdatePart[1]['year'] )  &&
-              isset( $rdatePart[1]['month'] ) &&
-              isset( $rdatePart[1]['day'] )) {
-            if( $utctime )
-              unset( $rdatePart[1]['tz'] );
-            $formatted = $this->_format_date_time( $rdatePart[1] ); // PERIOD part 2
-            if( $utctime || !empty( $theRdate['params']['TZID'] ))
-              $formatted = str_replace( 'Z', '', $formatted);
-            if( !empty( $rdatePart[0]['tz'] ) && $this->_isOffset( $rdatePart[0]['tz'] )) {
-              if( 'Z' != substr( $formatted, -1 )) $formatted .= 'Z';
+          if ((7 == $cnt2) && // period=  -> date-time
+              isset($rdatePart[1]['year']) &&
+              isset($rdatePart[1]['month']) &&
+              isset($rdatePart[1]['day'])) {
+            if ($utctime)
+              unset($rdatePart[1]['tz']);
+            $formatted = $this->_format_date_time($rdatePart[1]); // PERIOD part 2
+            if ($utctime || !empty($theRdate['params']['TZID']))
+              $formatted = str_replace('Z', '', $formatted);
+            if (!empty($rdatePart[0]['tz']) && $this->_isOffset($rdatePart[0]['tz'])) {
+              if ('Z' != substr($formatted, -1)) $formatted .= 'Z';
             }
             else
-              $formatted = str_replace( 'Z', '', $formatted );
+              $formatted = str_replace('Z', '', $formatted);
            $contentPart .= $formatted;
           }
           else {                                  // period=  -> dur-time
-            $contentPart .= $this->_format_duration( $rdatePart[1] );
+            $contentPart .= $this->_format_duration($rdatePart[1]);
           }
         } // PERIOD end
         else { // SINGLE date start
-          if( $utctime )
-            unset( $rdatePart['tz'] );
-          $formatted = $this->_format_date_time( $rdatePart);
-          if( $utctime || !empty( $theRdate['params']['TZID'] ))
-            $formatted = str_replace( 'Z', '', $formatted);
-          if( !$utctime && ( 0 < $rpix )) {
-            if( !empty( $theRdate['value'][0]['tz'] ) && $this->_isOffset( $theRdate['value'][0]['tz'] )) {
-              if( 'Z' != substr( $formatted, -1 ))
+          if ($utctime)
+            unset($rdatePart['tz']);
+          $formatted = $this->_format_date_time($rdatePart);
+          if ($utctime || !empty($theRdate['params']['TZID']))
+            $formatted = str_replace('Z', '', $formatted);
+          if (!$utctime && (0 < $rpix)) {
+            if (!empty($theRdate['value'][0]['tz']) && $this->_isOffset($theRdate['value'][0]['tz'])) {
+              if ('Z' != substr($formatted, -1))
                 $formatted .= 'Z';
             }
             else
-              $formatted = str_replace( 'Z', '', $formatted );
+              $formatted = str_replace('Z', '', $formatted);
           }
           $contentPart .= $formatted;
         }
         $content .= $contentPart;
-        if( $rno < $cnt )
+        if ($rno < $cnt)
           $content .= ',';
         $rno++;
       }
-      $output    .= $this->_createElement( 'RDATE', $attributes, $content );
+      $output .= $this->_createElement('RDATE', $attributes, $content);
     }
     return $output;
   }
@@ -3047,93 +3047,93 @@ 
  * @param integer $index, optional
  * @return bool
  */
-  function setRdate( $rdates, $params=FALSE, $index=FALSE ) {
-    if( empty( $rdates )) {
-      if( $this->getConfig( 'allowEmpty' )) {
-        $this->_setMval( $this->rdate, null, $params, FALSE, $index );
+  function setRdate($rdates, $params = FALSE, $index = FALSE) {
+    if (empty($rdates)) {
+      if ($this->getConfig('allowEmpty')) {
+        $this->_setMval($this->rdate, null, $params, FALSE, $index);
         return TRUE;
       }
       else
         return FALSE;
     }
-    $input = array( 'params' => $this->_setParams( $params, array( 'VALUE' => 'DATE-TIME' )));
-    if( in_array( $this->objName, array( 'vtimezone', 'standard', 'daylight' ))) {
-      unset( $input['params']['TZID'] );
+    $input = array('params' => $this->_setParams($params, array('VALUE' => 'DATE-TIME')));
+    if (in_array($this->objName, array('vtimezone', 'standard', 'daylight'))) {
+      unset($input['params']['TZID']);
       $input['params']['VALUE'] = 'DATE-TIME';
     }
             /*  check if PERIOD, if not set */
-    if((!isset( $input['params']['VALUE'] ) || !in_array( $input['params']['VALUE'], array( 'DATE', 'PERIOD' ))) &&
-          isset( $rdates[0] )    && is_array( $rdates[0] ) && ( 2 == count( $rdates[0] )) &&
-          isset( $rdates[0][0] ) &&    isset( $rdates[0][1] ) && !isset( $rdates[0]['timestamp'] ) &&
-    (( is_array( $rdates[0][0] ) && ( isset( $rdates[0][0]['timestamp'] ) ||
-                                      $this->_isArrayDate( $rdates[0][0] ))) ||
-                                    ( is_string( $rdates[0][0] ) && ( 8 <= strlen( trim( $rdates[0][0] )))))  &&
-     ( is_array( $rdates[0][1] ) || ( is_string( $rdates[0][1] ) && ( 3 <= strlen( trim( $rdates[0][1] ))))))
+    if ((!isset($input['params']['VALUE']) || !in_array($input['params']['VALUE'], array('DATE', 'PERIOD'))) &&
+          isset($rdates[0]) && is_array($rdates[0]) && (2 == count($rdates[0])) &&
+          isset($rdates[0][0]) && isset($rdates[0][1]) && !isset($rdates[0]['timestamp']) &&
+    ((is_array($rdates[0][0]) && (isset($rdates[0][0]['timestamp']) ||
+                                      $this->_isArrayDate($rdates[0][0]))) ||
+                                    (is_string($rdates[0][0]) && (8 <= strlen(trim($rdates[0][0]))))) &&
+     (is_array($rdates[0][1]) || (is_string($rdates[0][1]) && (3 <= strlen(trim($rdates[0][1]))))))
       $input['params']['VALUE'] = 'PERIOD';
             /* check 1:st date, upd. $parno (opt) and save ev. timezone **/
-    $date  = reset( $rdates );
-    if( isset( $input['params']['VALUE'] ) && ( 'PERIOD' == $input['params']['VALUE'] )) // PERIOD
-      $date  = reset( $date );
-    $this->_chkdatecfg( $date, $parno, $input['params'] );
-    if( in_array( $this->objName, array( 'vtimezone', 'standard', 'daylight' )))
-      unset( $input['params']['TZID'] );
-    $this->_existRem( $input['params'], 'VALUE', 'DATE-TIME' ); // remove default
-    foreach( $rdates as $rpix => $theRdate ) {
+    $date = reset($rdates);
+    if (isset($input['params']['VALUE']) && ('PERIOD' == $input['params']['VALUE'])) // PERIOD
+      $date = reset($date);
+    $this->_chkdatecfg($date, $parno, $input['params']);
+    if (in_array($this->objName, array('vtimezone', 'standard', 'daylight')))
+      unset($input['params']['TZID']);
+    $this->_existRem($input['params'], 'VALUE', 'DATE-TIME'); // remove default
+    foreach ($rdates as $rpix => $theRdate) {
       $inputa = null;
-      if( is_array( $theRdate )) {
-        if( isset( $input['params']['VALUE'] ) && ( 'PERIOD' == $input['params']['VALUE'] )) { // PERIOD
-          foreach( $theRdate as $rix => $rPeriod ) {
-            if( is_array( $rPeriod )) {
-              if( $this->_isArrayTimestampDate( $rPeriod ))      // timestamp
-                $inputab  = ( isset( $rPeriod['tz'] )) ? $this->_timestamp2date( $rPeriod, $parno ) : $this->_timestamp2date( $rPeriod, 6 );
-              elseif( $this->_isArrayDate( $rPeriod ))
-                $inputab  = ( 3 < count ( $rPeriod )) ? $this->_date_time_array( $rPeriod, $parno ) : $this->_date_time_array( $rPeriod, 6 );
-              elseif (( 1 == count( $rPeriod )) && ( 8 <= strlen( reset( $rPeriod ))))  // text-date
-                $inputab  = $this->_date_time_string( reset( $rPeriod ), $parno );
+      if (is_array($theRdate)) {
+        if (isset($input['params']['VALUE']) && ('PERIOD' == $input['params']['VALUE'])) { // PERIOD
+          foreach ($theRdate as $rix => $rPeriod) {
+            if (is_array($rPeriod)) {
+              if ($this->_isArrayTimestampDate($rPeriod))      // timestamp
+                $inputab  = (isset($rPeriod['tz'])) ? $this->_timestamp2date($rPeriod, $parno) : $this->_timestamp2date($rPeriod, 6);
+              elseif ($this->_isArrayDate($rPeriod))
+                $inputab  = (3 < count($rPeriod)) ? $this->_date_time_array($rPeriod, $parno) : $this->_date_time_array($rPeriod, 6);
+              elseif ((1 == count($rPeriod)) && (8 <= strlen(reset($rPeriod))))  // text-date
+                $inputab  = $this->_date_time_string(reset($rPeriod), $parno);
               else                                               // array format duration
-                $inputab  = $this->_duration_array( $rPeriod );
+                $inputab  = $this->_duration_array($rPeriod);
             }
-            elseif(( 3 <= strlen( trim( $rPeriod ))) &&          // string format duration
-                   ( in_array( $rPeriod{0}, array( 'P', '+', '-' )))) {
-              if( 'P' != $rPeriod{0} )
-                $rPeriod  = substr( $rPeriod, 1 );
-              $inputab    = $this->_duration_string( $rPeriod );
+            elseif ((3 <= strlen(trim($rPeriod))) && // string format duration
+                   (in_array($rPeriod{0}, array('P', '+', '-')))) {
+              if ('P' != $rPeriod{0} )
+                $rPeriod  = substr($rPeriod, 1);
+              $inputab    = $this->_duration_string($rPeriod);
             }
-            elseif( 8 <= strlen( trim( $rPeriod )))              // text date ex. 2006-08-03 10:12:18
-              $inputab    = $this->_date_time_string( $rPeriod, $parno );
-            if(  isset( $input['params']['TZID'] ) ||
-               ( isset( $inputab['tz'] )   && !$this->_isOffset( $inputab['tz'] )) ||
-               ( isset( $inputa[0] )       && ( !isset( $inputa[0]['tz'] )))       ||
-               ( isset( $inputa[0]['tz'] ) && !$this->_isOffset( $inputa[0]['tz'] )))
-              unset( $inputab['tz'] );
-            $inputa[]     = $inputab;
+            elseif (8 <= strlen(trim($rPeriod)))              // text date ex. 2006-08-03 10:12:18
+              $inputab    = $this->_date_time_string($rPeriod, $parno);
+            if (isset($input['params']['TZID']) ||
+               (isset($inputab['tz']) && !$this->_isOffset($inputab['tz'])) ||
+               (isset($inputa[0]) && (!isset($inputa[0]['tz']))) ||
+               (isset($inputa[0]['tz']) && !$this->_isOffset($inputa[0]['tz'])))
+              unset($inputab['tz']);
+            $inputa[] = $inputab;
           }
         } // PERIOD end
-        elseif ( $this->_isArrayTimestampDate( $theRdate ))      // timestamp
-          $inputa = $this->_timestamp2date( $theRdate, $parno );
+        elseif ($this->_isArrayTimestampDate($theRdate))      // timestamp
+          $inputa = $this->_timestamp2date($theRdate, $parno);
         else                                                     // date[-time]
-          $inputa = $this->_date_time_array( $theRdate, $parno );
+          $inputa = $this->_date_time_array($theRdate, $parno);
       }
-      elseif( 8 <= strlen( trim( $theRdate )))                   // text date ex. 2006-08-03 10:12:18
-        $inputa       = $this->_date_time_string( $theRdate, $parno );
-      if( !isset( $input['params']['VALUE'] ) || ( 'PERIOD' != $input['params']['VALUE'] )) { // no PERIOD
-        if( 3 == $parno )
-          unset( $inputa['hour'], $inputa['min'], $inputa['sec'], $inputa['tz'] );
-        elseif( isset( $inputa['tz'] ))
+      elseif (8 <= strlen(trim($theRdate)))                   // text date ex. 2006-08-03 10:12:18
+        $inputa = $this->_date_time_string($theRdate, $parno);
+      if (!isset($input['params']['VALUE']) || ('PERIOD' != $input['params']['VALUE'])) { // no PERIOD
+        if (3 == $parno)
+          unset($inputa['hour'], $inputa['min'], $inputa['sec'], $inputa['tz']);
+        elseif (isset($inputa['tz']))
           $inputa['tz'] = (string) $inputa['tz'];
-        if(  isset( $input['params']['TZID'] ) ||
-           ( isset( $inputa['tz'] )            && !$this->_isOffset( $inputa['tz'] ))     ||
-           ( isset( $input['value'][0] )       && ( !isset( $input['value'][0]['tz'] )))  ||
-           ( isset( $input['value'][0]['tz'] ) && !$this->_isOffset( $input['value'][0]['tz'] )))
-          unset( $inputa['tz'] );
+        if (isset($input['params']['TZID']) ||
+           (isset($inputa['tz']) && !$this->_isOffset($inputa['tz'])) ||
+           (isset($input['value'][0]) && (!isset($input['value'][0]['tz']))) ||
+           (isset($input['value'][0]['tz']) && !$this->_isOffset($input['value'][0]['tz'])))
+          unset($inputa['tz']);
       }
       $input['value'][] = $inputa;
     }
-    if( 3 == $parno ) {
+    if (3 == $parno) {
       $input['params']['VALUE'] = 'DATE';
-      unset( $input['params']['TZID'] );
+      unset($input['params']['TZID']);
     }
-    $this->_setMval( $this->rdate, $input['value'], $input['params'], FALSE, $index );
+    $this->_setMval($this->rdate, $input['value'], $input['params'], FALSE, $index);
     return TRUE;
   }
 /*********************************************************************************/
@@ -3148,12 +3148,12 @@ 
  * @return string
  */
   function createRecurrenceid() {
-    if( empty( $this->recurrenceid )) return FALSE;
-    if( empty( $this->recurrenceid['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'RECURRENCE-ID' ) : FALSE;
-    $formatted  = $this->_format_date_time( $this->recurrenceid['value'] );
-    $attributes = $this->_createParams( $this->recurrenceid['params'] );
-    return $this->_createElement( 'RECURRENCE-ID', $attributes, $formatted );
+    if (empty($this->recurrenceid)) return FALSE;
+    if (empty($this->recurrenceid['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('RECURRENCE-ID') : FALSE;
+    $formatted  = $this->_format_date_time($this->recurrenceid['value']);
+    $attributes = $this->_createParams($this->recurrenceid['params']);
+    return $this->_createElement('RECURRENCE-ID', $attributes, $formatted);
   }
 /**
  * set calendar component property recurrence-id
@@ -3169,16 +3169,16 @@ 
  * @param array $params optional
  * @return bool
  */
-  function setRecurrenceid( $year, $month=FALSE, $day=FALSE, $hour=FALSE, $min=FALSE, $sec=FALSE, $tz=FALSE, $params=FALSE ) {
-    if( empty( $year )) {
-      if( $this->getConfig( 'allowEmpty' )) {
-        $this->recurrenceid = array( 'value' => null, 'params' => null );
+  function setRecurrenceid($year, $month = FALSE, $day = FALSE, $hour = FALSE, $min = FALSE, $sec = FALSE, $tz = FALSE, $params = FALSE) {
+    if (empty($year)) {
+      if ($this->getConfig('allowEmpty')) {
+        $this->recurrenceid = array('value' => null, 'params' => null);
         return TRUE;
       }
       else
         return FALSE;
     }
-    $this->recurrenceid = $this->_setDate( $year, $month, $day, $hour, $min, $sec, $tz, $params );
+    $this->recurrenceid = $this->_setDate($year, $month, $day, $hour, $min, $sec, $tz, $params);
     return TRUE;
   }
 /*********************************************************************************/
@@ -3193,18 +3193,18 @@ 
  * @return string
  */
   function createRelatedTo() {
-    if( empty( $this->relatedto )) return FALSE;
+    if (empty($this->relatedto)) return FALSE;
     $output = null;
-    foreach( $this->relatedto as $relation ) {
-      if( empty( $relation['value'] )) {
-        if( $this->getConfig( 'allowEmpty' )) $output.= $this->_createElement( 'RELATED-TO', $this->_createParams( $relation['params'] ));
+    foreach ($this->relatedto as $relation) {
+      if (empty($relation['value'])) {
+        if ($this->getConfig('allowEmpty')) $output .= $this->_createElement('RELATED-TO', $this->_createParams($relation['params']));
         continue;
       }
-      $attributes = $this->_createParams( $relation['params'] );
-      $content    = ( 'xcal' != $this->format ) ? '<' : '';
-      $content   .= $this->_strrep( $relation['value'] );
-      $content   .= ( 'xcal' != $this->format ) ? '>' : '';
-      $output    .= $this->_createElement( 'RELATED-TO', $attributes, $content );
+      $attributes = $this->_createParams($relation['params']);
+      $content    = ('xcal' != $this->format) ? '<' : '';
+      $content   .= $this->_strrep($relation['value']);
+      $content   .= ('xcal' != $this->format) ? '>' : '';
+      $output    .= $this->_createElement('RELATED-TO', $attributes, $content);
     }
     return $output;
   }
@@ -3218,12 +3218,12 @@ 
  * @param index $index, optional
  * @return bool
  */
-  function setRelatedTo( $value, $params=FALSE, $index=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    if(( '<' == substr( $value, 0, 1 )) && ( '>' == substr( $value, -1 )))
-      $value = substr( $value, 1, ( strlen( $value ) - 2 ));
-    $this->_existRem( $params, 'RELTYPE', 'PARENT', TRUE ); // remove default
-    $this->_setMval( $this->relatedto, $value, $params, FALSE, $index );
+  function setRelatedTo($value, $params = FALSE, $index = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    if (('<' == substr($value, 0, 1)) && ('>' == substr($value, -1)))
+      $value = substr($value, 1, (strlen($value) - 2));
+    $this->_existRem($params, 'RELTYPE', 'PARENT', TRUE); // remove default
+    $this->_setMval($this->relatedto, $value, $params, FALSE, $index);
     return TRUE;
   }
 /*********************************************************************************/
@@ -3238,11 +3238,11 @@ 
  * @return string
  */
   function createRepeat() {
-    if( empty( $this->repeat )) return FALSE;
-    if( empty( $this->repeat['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'REPEAT' ) : FALSE;
-    $attributes = $this->_createParams( $this->repeat['params'] );
-    return $this->_createElement( 'REPEAT', $attributes, $this->repeat['value'] );
+    if (empty($this->repeat)) return FALSE;
+    if (empty($this->repeat['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('REPEAT') : FALSE;
+    $attributes = $this->_createParams($this->repeat['params']);
+    return $this->_createElement('REPEAT', $attributes, $this->repeat['value']);
   }
 /**
  * set calendar component property transp
@@ -3253,9 +3253,9 @@ 
  * @param array $params optional
  * @return void
  */
-  function setRepeat( $value, $params=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->repeat = array( 'value' => $value, 'params' => $this->_setParams( $params ));
+  function setRepeat($value, $params = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->repeat = array('value' => $value, 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -3269,19 +3269,19 @@ 
  * @return string
  */
   function createRequestStatus() {
-    if( empty( $this->requeststatus )) return FALSE;
+    if (empty($this->requeststatus)) return FALSE;
     $output = null;
-    foreach( $this->requeststatus as $rstat ) {
-      if( empty( $rstat['value']['statcode'] )) {
-        if( $this->getConfig( 'allowEmpty' )) $output .= $this->_createElement( 'REQUEST-STATUS' );
+    foreach ($this->requeststatus as $rstat) {
+      if (empty($rstat['value']['statcode'])) {
+        if ($this->getConfig('allowEmpty')) $output .= $this->_createElement('REQUEST-STATUS');
         continue;
       }
-      $attributes  = $this->_createParams( $rstat['params'], array( 'LANGUAGE' ));
-      $content     = number_format( (float) $rstat['value']['statcode'], 2, '.', '');
-      $content    .= ';'.$this->_strrep( $rstat['value']['text'] );
-      if( isset( $rstat['value']['extdata'] ))
-        $content  .= ';'.$this->_strrep( $rstat['value']['extdata'] );
-      $output     .= $this->_createElement( 'REQUEST-STATUS', $attributes, $content );
+      $attributes  = $this->_createParams($rstat['params'], array('LANGUAGE'));
+      $content     = number_format((float) $rstat['value']['statcode'], 2, '.', '');
+      $content    .= ';'.$this->_strrep($rstat['value']['text']);
+      if (isset($rstat['value']['extdata']))
+        $content  .= ';'.$this->_strrep($rstat['value']['extdata']);
+      $output     .= $this->_createElement('REQUEST-STATUS', $attributes, $content);
     }
     return $output;
   }
@@ -3297,12 +3297,12 @@ 
  * @param integer $index, optional
  * @return bool
  */
-  function setRequestStatus( $statcode, $text, $extdata=FALSE, $params=FALSE, $index=FALSE ) {
-    if( empty( $statcode ) || empty( $text )) if( $this->getConfig( 'allowEmpty' )) $statcode = $text = null; else return FALSE;
-    $input              = array( 'statcode' => $statcode, 'text' => $text );
-    if( $extdata )
+  function setRequestStatus($statcode, $text, $extdata = FALSE, $params = FALSE, $index = FALSE) {
+    if (empty($statcode) || empty($text)) if ($this->getConfig('allowEmpty')) $statcode = $text = null; else return FALSE;
+    $input              = array('statcode' => $statcode, 'text' => $text);
+    if ($extdata)
       $input['extdata'] = $extdata;
-    $this->_setMval( $this->requeststatus, $input, $params, FALSE, $index );
+    $this->_setMval($this->requeststatus, $input, $params, FALSE, $index);
     return TRUE;
   }
 /*********************************************************************************/
@@ -3317,22 +3317,22 @@ 
  * @return string
  */
   function createResources() {
-    if( empty( $this->resources )) return FALSE;
+    if (empty($this->resources)) return FALSE;
     $output = null;
-    foreach( $this->resources as $resource ) {
-      if( empty( $resource['value'] )) {
-        if( $this->getConfig( 'allowEmpty' )) $output .= $this->_createElement( 'RESOURCES' );
+    foreach ($this->resources as $resource) {
+      if (empty($resource['value'])) {
+        if ($this->getConfig('allowEmpty')) $output .= $this->_createElement('RESOURCES');
         continue;
       }
-      $attributes  = $this->_createParams( $resource['params'], array( 'ALTREP', 'LANGUAGE' ));
-      if( is_array( $resource['value'] )) {
-        foreach( $resource['value'] as $rix => $resourcePart )
-          $resource['value'][$rix] = $this->_strrep( $resourcePart );
-        $content   = implode( ',', $resource['value'] );
+      $attributes = $this->_createParams($resource['params'], array('ALTREP', 'LANGUAGE'));
+      if (is_array($resource['value'])) {
+        foreach ($resource['value'] as $rix => $resourcePart)
+          $resource['value'][$rix] = $this->_strrep($resourcePart);
+        $content   = implode(',', $resource['value']);
       }
       else
-        $content   = $this->_strrep( $resource['value'] );
-      $output     .= $this->_createElement( 'RESOURCES', $attributes, $content );
+        $content   = $this->_strrep($resource['value']);
+      $output     .= $this->_createElement('RESOURCES', $attributes, $content);
     }
     return $output;
   }
@@ -3346,9 +3346,9 @@ 
  * @param integer $index, optional
  * @return bool
  */
-  function setResources( $value, $params=FALSE, $index=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->_setMval( $this->resources, $value, $params, FALSE, $index );
+  function setResources($value, $params = FALSE, $index = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->_setMval($this->resources, $value, $params, FALSE, $index);
     return TRUE;
   }
 /*********************************************************************************/
@@ -3363,8 +3363,8 @@ 
  * @return string
  */
   function createRrule() {
-    if( empty( $this->rrule )) return FALSE;
-    return $this->_format_recur( 'RRULE', $this->rrule );
+    if (empty($this->rrule)) return FALSE;
+    return $this->_format_recur('RRULE', $this->rrule);
   }
 /**
  * set calendar component property rrule
@@ -3376,9 +3376,9 @@ 
  * @param integer $index, optional
  * @return void
  */
-  function setRrule( $rruleset, $params=FALSE, $index=FALSE ) {
-    if( empty( $rruleset )) if( $this->getConfig( 'allowEmpty' )) $rruleset = null; else return FALSE;
-    $this->_setMval( $this->rrule, $this->_setRexrule( $rruleset ), $params, FALSE, $index );
+  function setRrule($rruleset, $params = FALSE, $index = FALSE) {
+    if (empty($rruleset)) if ($this->getConfig('allowEmpty')) $rruleset = null; else return FALSE;
+    $this->_setMval($this->rrule, $this->_setRexrule($rruleset), $params, FALSE, $index);
     return TRUE;
   }
 /*********************************************************************************/
@@ -3392,11 +3392,11 @@ 
  * @return string
  */
   function createSequence() {
-    if( empty( $this->sequence )) return FALSE;
-    if( empty( $this->sequence['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'SEQUENCE' ) : FALSE;
-    $attributes = $this->_createParams( $this->sequence['params'] );
-    return $this->_createElement( 'SEQUENCE', $attributes, $this->sequence['value'] );
+    if (empty($this->sequence)) return FALSE;
+    if (empty($this->sequence['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('SEQUENCE') : FALSE;
+    $attributes = $this->_createParams($this->sequence['params']);
+    return $this->_createElement('SEQUENCE', $attributes, $this->sequence['value']);
   }
 /**
  * set calendar component property sequence
@@ -3406,10 +3406,10 @@ 
  * @param array $params optional
  * @return bool
  */
-  function setSequence( $value=FALSE, $params=FALSE ) {
-    if( empty( $value ))
-      $value = ( isset( $this->sequence['value'] ) && ( 0 < $this->sequence['value'] )) ? $this->sequence['value'] + 1 : 1;
-    $this->sequence = array( 'value' => $value, 'params' => $this->_setParams( $params ));
+  function setSequence($value = FALSE, $params = FALSE) {
+    if (empty($value))
+      $value = (isset($this->sequence['value']) && (0 < $this->sequence['value'])) ? $this->sequence['value'] + 1 : 1;
+    $this->sequence = array('value' => $value, 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -3424,11 +3424,11 @@ 
  * @return string
  */
   function createStatus() {
-    if( empty( $this->status )) return FALSE;
-    if( empty( $this->status['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'STATUS' ) : FALSE;
-    $attributes = $this->_createParams( $this->status['params'] );
-    return $this->_createElement( 'STATUS', $attributes, $this->status['value'] );
+    if (empty($this->status)) return FALSE;
+    if (empty($this->status['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('STATUS') : FALSE;
+    $attributes = $this->_createParams($this->status['params']);
+    return $this->_createElement('STATUS', $attributes, $this->status['value']);
   }
 /**
  * set calendar component property status
@@ -3439,9 +3439,9 @@ 
  * @param array $params optional
  * @return bool
  */
-  function setStatus( $value, $params=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->status = array( 'value' => $value, 'params' => $this->_setParams( $params ));
+  function setStatus($value, $params = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->status = array('value' => $value, 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -3456,12 +3456,12 @@ 
  * @return string
  */
   function createSummary() {
-    if( empty( $this->summary )) return FALSE;
-    if( empty( $this->summary['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'SUMMARY' ) : FALSE;
-    $attributes = $this->_createParams( $this->summary['params'], array( 'ALTREP', 'LANGUAGE' ));
-    $content    = $this->_strrep( $this->summary['value'] );
-    return $this->_createElement( 'SUMMARY', $attributes, $content );
+    if (empty($this->summary)) return FALSE;
+    if (empty($this->summary['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('SUMMARY') : FALSE;
+    $attributes = $this->_createParams($this->summary['params'], array('ALTREP', 'LANGUAGE'));
+    $content    = $this->_strrep($this->summary['value']);
+    return $this->_createElement('SUMMARY', $attributes, $content);
   }
 /**
  * set calendar component property summary
@@ -3472,9 +3472,9 @@ 
  * @param string $params optional
  * @return bool
  */
-  function setSummary( $value, $params=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->summary = array( 'value' => $value, 'params' => $this->_setParams( $params ));
+  function setSummary($value, $params = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->summary = array('value' => $value, 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -3489,11 +3489,11 @@ 
  * @return string
  */
   function createTransp() {
-    if( empty( $this->transp )) return FALSE;
-    if( empty( $this->transp['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'TRANSP' ) : FALSE;
-    $attributes = $this->_createParams( $this->transp['params'] );
-    return $this->_createElement( 'TRANSP', $attributes, $this->transp['value'] );
+    if (empty($this->transp)) return FALSE;
+    if (empty($this->transp['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('TRANSP') : FALSE;
+    $attributes = $this->_createParams($this->transp['params']);
+    return $this->_createElement('TRANSP', $attributes, $this->transp['value']);
   }
 /**
  * set calendar component property transp
@@ -3504,9 +3504,9 @@ 
  * @param string $params optional
  * @return bool
  */
-  function setTransp( $value, $params=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->transp = array( 'value' => $value, 'params' => $this->_setParams( $params ));
+  function setTransp($value, $params = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->transp = array('value' => $value, 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -3521,23 +3521,23 @@ 
  * @return string
  */
   function createTrigger() {
-    if( empty( $this->trigger )) return FALSE;
-    if( empty( $this->trigger['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'TRIGGER' ) : FALSE;
+    if (empty($this->trigger)) return FALSE;
+    if (empty($this->trigger['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('TRIGGER') : FALSE;
     $content = $attributes = null;
-    if( isset( $this->trigger['value']['year'] )   &&
-        isset( $this->trigger['value']['month'] )  &&
-        isset( $this->trigger['value']['day'] ))
-      $content      .= $this->_format_date_time( $this->trigger['value'] );
+    if (isset($this->trigger['value']['year']) &&
+        isset($this->trigger['value']['month']) &&
+        isset($this->trigger['value']['day']))
+      $content      .= $this->_format_date_time($this->trigger['value']);
     else {
-      if( TRUE !== $this->trigger['value']['relatedStart'] )
+      if (TRUE !== $this->trigger['value']['relatedStart'])
         $attributes .= $this->intAttrDelimiter.'RELATED=END';
-      if( $this->trigger['value']['before'] )
+      if ($this->trigger['value']['before'])
         $content    .= '-';
-      $content      .= $this->_format_duration( $this->trigger['value'] );
+      $content      .= $this->_format_duration($this->trigger['value']);
     }
-    $attributes     .= $this->_createParams( $this->trigger['params'] );
-    return $this->_createElement( 'TRIGGER', $attributes, $content );
+    $attributes     .= $this->_createParams($this->trigger['params']);
+    return $this->_createElement('TRIGGER', $attributes, $content);
   }
 /**
  * set calendar component property trigger
@@ -3556,86 +3556,86 @@ 
  * @param array $params optional
  * @return bool
  */
-  function setTrigger( $year, $month=null, $day=null, $week=FALSE, $hour=FALSE, $min=FALSE, $sec=FALSE, $relatedStart=TRUE, $before=TRUE, $params=FALSE ) {
-    if( empty( $year ) && empty( $month ) && empty( $day ) && empty( $week ) && empty( $hour ) && empty( $min ) && empty( $sec ))
-      if( $this->getConfig( 'allowEmpty' )) {
-        $this->trigger = array( 'value' => null, 'params' => $this->_setParams( $params ) );
+  function setTrigger($year, $month = null, $day = null, $week = FALSE, $hour = FALSE, $min = FALSE, $sec = FALSE, $relatedStart = TRUE, $before = TRUE, $params = FALSE) {
+    if (empty($year) && empty($month) && empty($day) && empty($week) && empty($hour) && empty($min) && empty($sec))
+      if ($this->getConfig('allowEmpty')) {
+        $this->trigger = array('value' => null, 'params' => $this->_setParams($params));
         return TRUE;
       }
       else
         return FALSE;
-    if( $this->_isArrayTimestampDate( $year )) { // timestamp
-      $params = $this->_setParams( $month );
-      $date   = $this->_timestamp2date( $year, 7 );
-      foreach( $date as $k => $v )
+    if ($this->_isArrayTimestampDate($year)) { // timestamp
+      $params = $this->_setParams($month);
+      $date   = $this->_timestamp2date($year, 7);
+      foreach ($date as $k => $v)
         $$k = $v;
     }
-    elseif( is_array( $year ) && ( is_array( $month ) || empty( $month ))) {
-      $params = $this->_setParams( $month );
-      if(!(array_key_exists( 'year',  $year ) &&   // exclude date-time
-           array_key_exists( 'month', $year ) &&
-           array_key_exists( 'day',   $year ))) {  // so this must be a duration
-        if( isset( $params['RELATED'] ) && ( 'END' == $params['RELATED'] ))
+    elseif (is_array($year) && (is_array($month) || empty($month))) {
+      $params = $this->_setParams($month);
+      if (!(array_key_exists('year', $year) && // exclude date-time
+           array_key_exists('month', $year) &&
+           array_key_exists('day', $year))) {  // so this must be a duration
+        if (isset($params['RELATED']) && ('END' == $params['RELATED']))
           $relatedStart = FALSE;
         else
-          $relatedStart = ( array_key_exists( 'relatedStart', $year ) && ( TRUE !== $year['relatedStart'] )) ? FALSE : TRUE;
-        $before         = ( array_key_exists( 'before', $year )       && ( TRUE !== $year['before'] ))       ? FALSE : TRUE;
+          $relatedStart = (array_key_exists('relatedStart', $year) && (TRUE !== $year['relatedStart'])) ? FALSE : TRUE;
+        $before         = (array_key_exists('before', $year) && (TRUE !== $year['before'])) ? FALSE : TRUE;
       }
-      $SSYY  = ( array_key_exists( 'year',  $year )) ? $year['year']  : null;
-      $month = ( array_key_exists( 'month', $year )) ? $year['month'] : null;
-      $day   = ( array_key_exists( 'day',   $year )) ? $year['day']   : null;
-      $week  = ( array_key_exists( 'week',  $year )) ? $year['week']  : null;
-      $hour  = ( array_key_exists( 'hour',  $year )) ? $year['hour']  : 0; //null;
-      $min   = ( array_key_exists( 'min',   $year )) ? $year['min']   : 0; //null;
-      $sec   = ( array_key_exists( 'sec',   $year )) ? $year['sec']   : 0; //null;
+      $SSYY  = (array_key_exists('year', $year)) ? $year['year'] : null;
+      $month = (array_key_exists('month', $year)) ? $year['month'] : null;
+      $day   = (array_key_exists('day', $year)) ? $year['day'] : null;
+      $week  = (array_key_exists('week', $year)) ? $year['week'] : null;
+      $hour  = (array_key_exists('hour', $year)) ? $year['hour'] : 0; //null;
+      $min   = (array_key_exists('min', $year)) ? $year['min'] : 0; //null;
+      $sec   = (array_key_exists('sec', $year)) ? $year['sec'] : 0; //null;
       $year  = $SSYY;
     }
-    elseif(is_string( $year ) && ( is_array( $month ) || empty( $month ))) {  // duration or date in a string
-      $params = $this->_setParams( $month );
-      if( in_array( $year{0}, array( 'P', '+', '-' ))) { // duration
-        $relatedStart = ( isset( $params['RELATED'] ) && ( 'END' == $params['RELATED'] )) ? FALSE : TRUE;
-        $before       = ( '-'  == $year{0} ) ? TRUE : FALSE;
-        if(     'P'  != $year{0} )
-          $year       = substr( $year, 1 );
-        $date         = $this->_duration_string( $year);
+    elseif (is_string($year) && (is_array($month) || empty($month))) {  // duration or date in a string
+      $params = $this->_setParams($month);
+      if (in_array($year{0}, array('P', '+', '-'))) { // duration
+        $relatedStart = (isset($params['RELATED']) && ('END' == $params['RELATED'])) ? FALSE : TRUE;
+        $before       = ('-' == $year{0} ) ? TRUE : FALSE;
+        if ('P' != $year{0} )
+          $year       = substr($year, 1);
+        $date         = $this->_duration_string($year);
       }
       else   // date
-        $date    = $this->_date_time_string( $year, 7 );
-      unset( $year, $month, $day );
-      foreach( $date as $k => $v )
+        $date = $this->_date_time_string($year, 7);
+      unset($year, $month, $day);
+      foreach ($date as $k => $v)
         $$k = $v;
     }
     else // single values in function input parameters
-      $params = $this->_setParams( $params );
-    if( !empty( $year ) && !empty( $month ) && !empty( $day )) { // date
+      $params = $this->_setParams($params);
+    if (!empty($year) && !empty($month) && !empty($day)) { // date
       $params['VALUE'] = 'DATE-TIME';
-      $hour = ( $hour ) ? $hour : 0;
-      $min  = ( $min  ) ? $min  : 0;
-      $sec  = ( $sec  ) ? $sec  : 0;
-      $this->trigger = array( 'params' => $params );
-      $this->trigger['value'] = array( 'year'  => $year
+      $hour = ($hour) ? $hour : 0;
+      $min  = ($min) ? $min : 0;
+      $sec  = ($sec) ? $sec : 0;
+      $this->trigger = array('params' => $params);
+      $this->trigger['value'] = array('year'  => $year
                                      , 'month' => $month
                                      , 'day'   => $day
                                      , 'hour'  => $hour
                                      , 'min'   => $min
                                      , 'sec'   => $sec
-                                     , 'tz'    => 'Z' );
+                                     , 'tz'    => 'Z');
       return TRUE;
     }
-    elseif(( empty( $year ) && empty( $month )) &&    // duration
-           (!empty( $week ) || !empty( $day ) || !empty( $hour ) || !empty( $min ) || !empty( $sec ))) {
-      unset( $params['RELATED'] ); // set at output creation (END only)
-      unset( $params['VALUE'] );   // 'DURATION' default
-      $this->trigger = array( 'params' => $params );
-      $relatedStart = ( FALSE !== $relatedStart ) ? TRUE : FALSE;
-      $before       = ( FALSE !== $before )       ? TRUE : FALSE;
-      $this->trigger['value']  = array( 'relatedStart' => $relatedStart
-                                      , 'before'       => $before );
-      if( !empty( $week )) $this->trigger['value']['week'] = $week;
-      if( !empty( $day  )) $this->trigger['value']['day']  = $day;
-      if( !empty( $hour )) $this->trigger['value']['hour'] = $hour;
-      if( !empty( $min  )) $this->trigger['value']['min']  = $min;
-      if( !empty( $sec  )) $this->trigger['value']['sec']  = $sec;
+    elseif ((empty($year) && empty($month)) && // duration
+           (!empty($week) || !empty($day) || !empty($hour) || !empty($min) || !empty($sec))) {
+      unset($params['RELATED']); // set at output creation (END only)
+      unset($params['VALUE']); // 'DURATION' default
+      $this->trigger = array('params' => $params);
+      $relatedStart = (FALSE !== $relatedStart) ? TRUE : FALSE;
+      $before       = (FALSE !== $before) ? TRUE : FALSE;
+      $this->trigger['value'] = array('relatedStart' => $relatedStart
+                                      , 'before'       => $before);
+      if (!empty($week)) $this->trigger['value']['week'] = $week;
+      if (!empty($day)) $this->trigger['value']['day']  = $day;
+      if (!empty($hour)) $this->trigger['value']['hour'] = $hour;
+      if (!empty($min)) $this->trigger['value']['min']  = $min;
+      if (!empty($sec)) $this->trigger['value']['sec']  = $sec;
       return TRUE;
     }
     return FALSE;
@@ -3652,11 +3652,11 @@ 
  * @return string
  */
   function createTzid() {
-    if( empty( $this->tzid )) return FALSE;
-    if( empty( $this->tzid['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'TZID' ) : FALSE;
-    $attributes = $this->_createParams( $this->tzid['params'] );
-    return $this->_createElement( 'TZID', $attributes, $this->_strrep( $this->tzid['value'] ));
+    if (empty($this->tzid)) return FALSE;
+    if (empty($this->tzid['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('TZID') : FALSE;
+    $attributes = $this->_createParams($this->tzid['params']);
+    return $this->_createElement('TZID', $attributes, $this->_strrep($this->tzid['value']));
   }
 /**
  * set calendar component property tzid
@@ -3667,9 +3667,9 @@ 
  * @param array $params optional
  * @return bool
  */
-  function setTzid( $value, $params=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->tzid = array( 'value' => $value, 'params' => $this->_setParams( $params ));
+  function setTzid($value, $params = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->tzid = array('value' => $value, 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -3685,14 +3685,14 @@ 
  * @return string
  */
   function createTzname() {
-    if( empty( $this->tzname )) return FALSE;
+    if (empty($this->tzname)) return FALSE;
     $output = null;
-    foreach( $this->tzname as $theName ) {
-      if( !empty( $theName['value'] )) {
-        $attributes = $this->_createParams( $theName['params'], array( 'LANGUAGE' ));
-        $output    .= $this->_createElement( 'TZNAME', $attributes, $this->_strrep( $theName['value'] ));
+    foreach ($this->tzname as $theName) {
+      if (!empty($theName['value'])) {
+        $attributes = $this->_createParams($theName['params'], array('LANGUAGE'));
+        $output    .= $this->_createElement('TZNAME', $attributes, $this->_strrep($theName['value']));
       }
-      elseif( $this->getConfig( 'allowEmpty' )) $output .= $this->_createElement( 'TZNAME' );
+      elseif ($this->getConfig('allowEmpty')) $output .= $this->_createElement('TZNAME');
     }
     return $output;
   }
@@ -3706,9 +3706,9 @@ 
  * @param integer $index, optional
  * @return bool
  */
-  function setTzname( $value, $params=FALSE, $index=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->_setMval( $this->tzname, $value, $params, FALSE, $index );
+  function setTzname($value, $params = FALSE, $index = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->_setMval($this->tzname, $value, $params, FALSE, $index);
     return TRUE;
   }
 /*********************************************************************************/
@@ -3723,11 +3723,11 @@ 
  * @return string
  */
   function createTzoffsetfrom() {
-    if( empty( $this->tzoffsetfrom )) return FALSE;
-    if( empty( $this->tzoffsetfrom['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'TZOFFSETFROM' ) : FALSE;
-    $attributes = $this->_createParams( $this->tzoffsetfrom['params'] );
-    return $this->_createElement( 'TZOFFSETFROM', $attributes, $this->tzoffsetfrom['value'] );
+    if (empty($this->tzoffsetfrom)) return FALSE;
+    if (empty($this->tzoffsetfrom['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('TZOFFSETFROM') : FALSE;
+    $attributes = $this->_createParams($this->tzoffsetfrom['params']);
+    return $this->_createElement('TZOFFSETFROM', $attributes, $this->tzoffsetfrom['value']);
   }
 /**
  * set calendar component property tzoffsetfrom
@@ -3738,9 +3738,9 @@ 
  * @param string $params optional
  * @return bool
  */
-  function setTzoffsetfrom( $value, $params=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->tzoffsetfrom = array( 'value' => $value, 'params' => $this->_setParams( $params ));
+  function setTzoffsetfrom($value, $params = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->tzoffsetfrom = array('value' => $value, 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -3755,11 +3755,11 @@ 
  * @return string
  */
   function createTzoffsetto() {
-    if( empty( $this->tzoffsetto )) return FALSE;
-    if( empty( $this->tzoffsetto['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'TZOFFSETTO' ) : FALSE;
-    $attributes = $this->_createParams( $this->tzoffsetto['params'] );
-    return $this->_createElement( 'TZOFFSETTO', $attributes, $this->tzoffsetto['value'] );
+    if (empty($this->tzoffsetto)) return FALSE;
+    if (empty($this->tzoffsetto['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('TZOFFSETTO') : FALSE;
+    $attributes = $this->_createParams($this->tzoffsetto['params']);
+    return $this->_createElement('TZOFFSETTO', $attributes, $this->tzoffsetto['value']);
   }
 /**
  * set calendar component property tzoffsetto
@@ -3770,9 +3770,9 @@ 
  * @param string $params optional
  * @return bool
  */
-  function setTzoffsetto( $value, $params=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->tzoffsetto = array( 'value' => $value, 'params' => $this->_setParams( $params ));
+  function setTzoffsetto($value, $params = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->tzoffsetto = array('value' => $value, 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -3787,11 +3787,11 @@ 
  * @return string
  */
   function createTzurl() {
-    if( empty( $this->tzurl )) return FALSE;
-    if( empty( $this->tzurl['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'TZURL' ) : FALSE;
-    $attributes = $this->_createParams( $this->tzurl['params'] );
-    return $this->_createElement( 'TZURL', $attributes, $this->tzurl['value'] );
+    if (empty($this->tzurl)) return FALSE;
+    if (empty($this->tzurl['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('TZURL') : FALSE;
+    $attributes = $this->_createParams($this->tzurl['params']);
+    return $this->_createElement('TZURL', $attributes, $this->tzurl['value']);
   }
 /**
  * set calendar component property tzurl
@@ -3802,9 +3802,9 @@ 
  * @param string $params optional
  * @return boll
  */
-  function setTzurl( $value, $params=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->tzurl = array( 'value' => $value, 'params' => $this->_setParams( $params ));
+  function setTzurl($value, $params = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->tzurl = array('value' => $value, 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -3819,10 +3819,10 @@ 
  * @return string
  */
   function createUid() {
-    if( 0 >= count( $this->uid ))
+    if (0 >= count($this->uid))
       $this->_makeuid();
-    $attributes = $this->_createParams( $this->uid['params'] );
-    return $this->_createElement( 'UID', $attributes, $this->uid['value'] );
+    $attributes = $this->_createParams($this->uid['params']);
+    return $this->_createElement('UID', $attributes, $this->uid['value']);
   }
 /**
  * create an unique id for this calendar component object instance
@@ -3836,13 +3836,13 @@ 
     $unique = substr(microtime(), 2, 4);
     $base   = 'aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPrRsStTuUvVxXuUvVwWzZ1234567890';
     $start  = 0;
-    $end    = strlen( $base ) - 1;
+    $end    = strlen($base) - 1;
     $length = 6;
     $str    = null;
-    for( $p = 0; $p < $length; $p++ )
-      $unique .= $base{mt_rand( $start, $end )};
-    $this->uid = array( 'params' => null );
-    $this->uid['value']  = $date.'-'.$unique.'@'.$this->getConfig( 'unique_id' );
+    for ($p = 0; $p < $length; $p++)
+      $unique .= $base{mt_rand($start, $end)};
+    $this->uid = array('params' => null);
+    $this->uid['value'] = $date.'-'.$unique.'@'.$this->getConfig('unique_id');
   }
 /**
  * set calendar component property uid
@@ -3853,9 +3853,9 @@ 
  * @param string $params optional
  * @return bool
  */
-  function setUid( $value, $params=FALSE ) {
-    if( empty( $value )) return FALSE; // no allowEmpty check here !!!!
-    $this->uid = array( 'value' => $value, 'params' => $this->_setParams( $params ));
+  function setUid($value, $params = FALSE) {
+    if (empty($value)) return FALSE; // no allowEmpty check here !!!!
+    $this->uid = array('value' => $value, 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -3870,11 +3870,11 @@ 
  * @return string
  */
   function createUrl() {
-    if( empty( $this->url )) return FALSE;
-    if( empty( $this->url['value'] ))
-      return ( $this->getConfig( 'allowEmpty' )) ? $this->_createElement( 'URL' ) : FALSE;
-    $attributes = $this->_createParams( $this->url['params'] );
-    return $this->_createElement( 'URL', $attributes, $this->url['value'] );
+    if (empty($this->url)) return FALSE;
+    if (empty($this->url['value']))
+      return ($this->getConfig('allowEmpty')) ? $this->_createElement('URL') : FALSE;
+    $attributes = $this->_createParams($this->url['params']);
+    return $this->_createElement('URL', $attributes, $this->url['value']);
   }
 /**
  * set calendar component property url
@@ -3885,9 +3885,9 @@ 
  * @param string $params optional
  * @return bool
  */
-  function setUrl( $value, $params=FALSE ) {
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $this->url = array( 'value' => $value, 'params' => $this->_setParams( $params ));
+  function setUrl($value, $params = FALSE) {
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $this->url = array('value' => $value, 'params' => $this->_setParams($params));
     return TRUE;
   }
 /*********************************************************************************/
@@ -3902,22 +3902,22 @@ 
  * @return string
  */
   function createXprop() {
-    if( empty( $this->xprop )) return FALSE;
+    if (empty($this->xprop)) return FALSE;
     $output = null;
-    foreach( $this->xprop as $label => $xpropPart ) {
-      if( empty( $xpropPart['value'] )) {
-        if( $this->getConfig( 'allowEmpty' )) $output .= $this->_createElement( $label );
+    foreach ($this->xprop as $label => $xpropPart) {
+      if (empty($xpropPart['value'])) {
+        if ($this->getConfig('allowEmpty')) $output .= $this->_createElement($label);
         continue;
       }
-      $attributes = $this->_createParams( $xpropPart['params'], array( 'LANGUAGE' ));
-      if( is_array( $xpropPart['value'] )) {
-        foreach( $xpropPart['value'] as $pix => $theXpart )
-          $xpropPart['value'][$pix] = $this->_strrep( $theXpart );
-        $xpropPart['value']  = implode( ',', $xpropPart['value'] );
+      $attributes = $this->_createParams($xpropPart['params'], array('LANGUAGE'));
+      if (is_array($xpropPart['value'])) {
+        foreach ($xpropPart['value'] as $pix => $theXpart)
+          $xpropPart['value'][$pix] = $this->_strrep($theXpart);
+        $xpropPart['value'] = implode(',', $xpropPart['value']);
       }
       else
-        $xpropPart['value'] = $this->_strrep( $xpropPart['value'] );
-      $output    .= $this->_createElement( $label, $attributes, $xpropPart['value'] );
+        $xpropPart['value'] = $this->_strrep($xpropPart['value']);
+      $output .= $this->_createElement($label, $attributes, $xpropPart['value']);
     }
     return $output;
   }
@@ -3931,14 +3931,14 @@ 
  * @param array $params optional
  * @return bool
  */
-  function setXprop( $label, $value, $params=FALSE ) {
-    if( empty( $label )) return;
-    if( empty( $value )) if( $this->getConfig( 'allowEmpty' )) $value = null; else return FALSE;
-    $xprop           = array( 'value' => $value );
+  function setXprop($label, $value, $params = FALSE) {
+    if (empty($label)) return;
+    if (empty($value)) if ($this->getConfig('allowEmpty')) $value = null; else return FALSE;
+    $xprop           = array('value' => $value);
     $toolbox         = new calendarComponent();
-    $xprop['params'] = $toolbox->_setParams( $params );
-    if( !is_array( $this->xprop )) $this->xprop = array();
-    $this->xprop[strtoupper( $label )] = $xprop;
+    $xprop['params'] = $toolbox->_setParams($params);
+    if (!is_array($this->xprop)) $this->xprop = array();
+    $this->xprop[strtoupper($label)] = $xprop;
     return TRUE;
   }
 /*********************************************************************************/
@@ -3952,10 +3952,10 @@ 
  */
   function _createFormat() {
     $objectname                   = null;
-    switch( $this->format ) {
+    switch ($this->format) {
       case 'xcal':
-        $objectname               = ( isset( $this->timezonetype )) ?
-                                 strtolower( $this->timezonetype )  :  strtolower( $this->objName );
+        $objectname               = (isset($this->timezonetype)) ?
+                                 strtolower($this->timezonetype) : strtolower($this->objName);
         $this->componentStart1    = $this->elementStart1 = '<';
         $this->componentStart2    = $this->elementStart2 = '>';
         $this->componentEnd1      = $this->elementEnd1   = '</';
@@ -3965,8 +3965,8 @@ 
         $this->valueInit          = null;
         break;
       default:
-        $objectname               = ( isset( $this->timezonetype )) ?
-                                 strtoupper( $this->timezonetype )  :  strtoupper( $this->objName );
+        $objectname               = (isset($this->timezonetype)) ?
+                                 strtoupper($this->timezonetype) : strtoupper($this->objName);
         $this->componentStart1    = 'BEGIN:';
         $this->componentStart2    = null;
         $this->componentEnd1      = 'END:';
@@ -3992,82 +3992,82 @@ 
  * @param string $content property content (optional)
  * @return string
  */
-  function _createElement( $label, $attributes=null, $content=FALSE ) {
-    $label  = $this->_formatPropertyName( $label );
+  function _createElement($label, $attributes = null, $content = FALSE) {
+    $label  = $this->_formatPropertyName($label);
     $output = $this->elementStart1.$label;
     $categoriesAttrLang = null;
     $attachInlineBinary = FALSE;
     $attachfmttype      = null;
-    if( !empty( $attributes ))  {
-      $attributes  = trim( $attributes );
-      if ( 'xcal' == $this->format) {
-        $attributes2 = explode( $this->intAttrDelimiter, $attributes );
+    if (!empty($attributes)) {
+      $attributes = trim($attributes);
+      if ('xcal' == $this->format) {
+        $attributes2 = explode($this->intAttrDelimiter, $attributes);
         $attributes  = null;
-        foreach( $attributes2 as $attribute ) {
-          $attrKVarr = explode( '=', $attribute );
-          if( empty( $attrKVarr[0] ))
+        foreach ($attributes2 as $attribute) {
+          $attrKVarr = explode('=', $attribute);
+          if (empty($attrKVarr[0]))
             continue;
-          if( !isset( $attrKVarr[1] )) {
+          if (!isset($attrKVarr[1])) {
             $attrValue = $attrKVarr[0];
             $attrKey   = null;
           }
-          elseif( 2 == count( $attrKVarr)) {
-            $attrKey   = strtolower( $attrKVarr[0] );
+          elseif (2 == count($attrKVarr)) {
+            $attrKey   = strtolower($attrKVarr[0]);
             $attrValue = $attrKVarr[1];
           }
           else {
-            $attrKey   = strtolower( $attrKVarr[0] );
-            unset( $attrKVarr[0] );
-            $attrValue = implode( '=', $attrKVarr );
+            $attrKey   = strtolower($attrKVarr[0]);
+            unset($attrKVarr[0]);
+            $attrValue = implode('=', $attrKVarr);
           }
-          if(( 'attach' == $label ) && ( in_array( $attrKey, array( 'fmttype', 'encoding', 'value' )))) {
+          if (('attach' == $label) && (in_array($attrKey, array('fmttype', 'encoding', 'value')))) {
             $attachInlineBinary = TRUE;
-            if( 'fmttype' == $attrKey )
+            if ('fmttype' == $attrKey)
               $attachfmttype = $attrKey.'='.$attrValue;
             continue;
           }
-          elseif(( 'categories' == $label ) && ( 'language' == $attrKey ))
+          elseif (('categories' == $label) && ('language' == $attrKey))
             $categoriesAttrLang = $attrKey.'='.$attrValue;
           else {
-            $attributes .= ( empty( $attributes )) ? ' ' : $this->attributeDelimiter.' ';
-            $attributes .= ( !empty( $attrKey )) ? $attrKey.'=' : null;
-            if(( '"' == substr( $attrValue, 0, 1 )) && ( '"' == substr( $attrValue, -1 ))) {
-              $attrValue = substr( $attrValue, 1, ( strlen( $attrValue ) - 2 ));
-              $attrValue = str_replace( '"', '', $attrValue );
+            $attributes .= (empty($attributes)) ? ' ' : $this->attributeDelimiter.' ';
+            $attributes .= (!empty($attrKey)) ? $attrKey.'=' : null;
+            if (('"' == substr($attrValue, 0, 1)) && ('"' == substr($attrValue, -1))) {
+              $attrValue = substr($attrValue, 1, (strlen($attrValue) - 2));
+              $attrValue = str_replace('"', '', $attrValue);
             }
-            $attributes .= '"'.htmlspecialchars( $attrValue ).'"';
+            $attributes .= '"'.htmlspecialchars($attrValue).'"';
           }
         }
       }
       else {
-        $attributes = str_replace( $this->intAttrDelimiter, $this->attributeDelimiter, $attributes );
+        $attributes = str_replace($this->intAttrDelimiter, $this->attributeDelimiter, $attributes);
       }
     }
-    if(((( 'attach' == $label ) && !$attachInlineBinary ) ||
-         ( in_array( $label, array( 'tzurl', 'url' ))))      && ( 'xcal' == $this->format)) {
+    if (((('attach' == $label) && !$attachInlineBinary) ||
+         (in_array($label, array('tzurl', 'url')))) && ('xcal' == $this->format)) {
       $pos = strrpos($content, "/");
-      $docname = ( $pos !== false) ? substr( $content, (1 - strlen( $content ) + $pos )) : $content;
-      $this->xcaldecl[] = array( 'xmldecl'  => 'ENTITY'
+      $docname = ($pos !== false) ? substr($content, (1 - strlen($content) + $pos)) : $content;
+      $this->xcaldecl[] = array('xmldecl'  => 'ENTITY'
                                , 'uri'      => $docname
                                , 'ref'      => 'SYSTEM'
                                , 'external' => $content
                                , 'type'     => 'NDATA'
-                               , 'type2'    => 'BINERY' );
-      $attributes .= ( empty( $attributes )) ? ' ' : $this->attributeDelimiter.' ';
+                               , 'type2'    => 'BINERY');
+      $attributes .= (empty($attributes)) ? ' ' : $this->attributeDelimiter.' ';
       $attributes .= 'uri="'.$docname.'"';
       $content = null;
-      if( 'attach' == $label ) {
-        $attributes = str_replace( $this->attributeDelimiter, $this->intAttrDelimiter, $attributes );
-        $content = $this->_createElement( 'extref', $attributes, null );
+      if ('attach' == $label) {
+        $attributes = str_replace($this->attributeDelimiter, $this->intAttrDelimiter, $attributes);
+        $content = $this->_createElement('extref', $attributes, null);
         $attributes = null;
       }
     }
-    elseif(( 'attach' == $label ) && $attachInlineBinary && ( 'xcal' == $this->format)) {
-      $content = $this->nl.$this->_createElement( 'b64bin', $attachfmttype, $content ); // max one attribute
+    elseif (('attach' == $label) && $attachInlineBinary && ('xcal' == $this->format)) {
+      $content = $this->nl.$this->_createElement('b64bin', $attachfmttype, $content); // max one attribute
     }
     $output .= $attributes;
-    if( !$content ) {
-      switch( $this->format ) {
+    if (!$content) {
+      switch ($this->format) {
         case 'xcal':
           $output .= ' /';
           $output .= $this->elementStart2;
@@ -4075,18 +4075,18 @@ 
           break;
         default:
           $output .= $this->elementStart2.$this->valueInit;
-          return $this->_size75( $output );
+          return $this->_size75($output);
           break;
       }
     }
     $output .= $this->elementStart2;
     $output .= $this->valueInit.$content;
-    switch( $this->format ) {
+    switch ($this->format) {
       case 'xcal':
         return $output.$this->elementEnd1.$label.$this->elementEnd2;
         break;
       default:
-        return $this->_size75( $output );
+        return $this->_size75($output);
         break;
     }
   }
@@ -4099,36 +4099,36 @@ 
  * @param array $ctrKeys optional
  * @return string
  */
-  function _createParams( $params=array(), $ctrKeys=array() ) {
+  function _createParams($params = array(), $ctrKeys = array()) {
     $attrLANG = $attr1 = $attr2 = null;
-    $CNattrKey   = ( in_array( 'CN',       $ctrKeys )) ? TRUE : FALSE ;
-    $LANGattrKey = ( in_array( 'LANGUAGE', $ctrKeys )) ? TRUE : FALSE ;
+    $CNattrKey   = (in_array('CN', $ctrKeys)) ? TRUE : FALSE;
+    $LANGattrKey = (in_array('LANGUAGE', $ctrKeys)) ? TRUE : FALSE;
     $CNattrExist = $LANGattrExist = FALSE;
-    if( is_array( $params )) {
-      foreach( $params as $paramKey => $paramValue ) {
-        if( is_int( $paramKey ))
+    if (is_array($params)) {
+      foreach ($params as $paramKey => $paramValue) {
+        if (is_int($paramKey))
           $attr2            .= $this->intAttrDelimiter.$paramValue;
-        elseif(( 'LANGUAGE' == $paramKey ) && $LANGattrKey ) {
+        elseif (('LANGUAGE' == $paramKey) && $LANGattrKey) {
           $attrLANG         .= $this->intAttrDelimiter."LANGUAGE=$paramValue";
           $LANGattrExist     = TRUE;
         }
-        elseif(( 'CN'       == $paramKey ) && $CNattrKey ) {
+        elseif (('CN' == $paramKey) && $CNattrKey) {
           $attr1             = $this->intAttrDelimiter.'CN="'.$paramValue.'"';
           $CNattrExist       = TRUE;
         }
-        elseif(( 'ALTREP'   == $paramKey ) && in_array( $paramKey, $ctrKeys ))
+        elseif (('ALTREP' == $paramKey) && in_array($paramKey, $ctrKeys))
           $attr2            .= $this->intAttrDelimiter.'ALTREP="'.$paramValue.'"';
-        elseif(( 'DIR'      == $paramKey ) && in_array( $paramKey, $ctrKeys ))
+        elseif (('DIR' == $paramKey) && in_array($paramKey, $ctrKeys))
           $attr2            .= $this->intAttrDelimiter.'DIR="'.$paramValue.'"';
-        elseif(( 'SENT-BY'  == $paramKey ) && in_array( $paramKey, $ctrKeys ))
+        elseif (('SENT-BY' == $paramKey) && in_array($paramKey, $ctrKeys))
           $attr2            .= $this->intAttrDelimiter.'SENT-BY="MAILTO:'.$paramValue.'"';
         else
           $attr2            .= $this->intAttrDelimiter."$paramKey=$paramValue";
       }
     }
-    if( !$LANGattrExist ) {
-      $lang = $this->getConfig( 'language' );
-      if(( $CNattrExist || $LANGattrKey ) && $lang )
+    if (!$LANGattrExist) {
+      $lang = $this->getConfig('language');
+      if (($CNattrExist || $LANGattrKey) && $lang)
         $attrLANG .= $this->intAttrDelimiter.'LANGUAGE='.$lang;
     }
     return $attrLANG.$attr1.$attr2;
@@ -4142,47 +4142,47 @@ 
  * @param int $parno, no of date parts (i.e. year, month.. .)
  * @return array $params, property parameters
  */
-  function _chkdatecfg( $theDate, & $parno, & $params ) {
-    if( isset( $params['TZID'] ))
+  function _chkdatecfg($theDate, & $parno, & $params) {
+    if (isset($params['TZID']))
       $parno = 6;
-    elseif( isset( $params['VALUE'] ) && ( 'DATE' == $params['VALUE'] ))
+    elseif (isset($params['VALUE']) && ('DATE' == $params['VALUE']))
       $parno = 3;
     else {
-      if( isset( $params['VALUE'] ) && ( 'PERIOD' == $params['VALUE'] ))
+      if (isset($params['VALUE']) && ('PERIOD' == $params['VALUE']))
         $parno = 7;
-      if( is_array( $theDate )) {
-        if( isset( $theDate['timestamp'] ))
-          $tzid = ( isset( $theDate['tz'] )) ? $theDate['tz'] : null;
+      if (is_array($theDate)) {
+        if (isset($theDate['timestamp']))
+          $tzid = (isset($theDate['tz'])) ? $theDate['tz'] : null;
         else
-          $tzid = ( isset( $theDate['tz'] )) ? $theDate['tz'] : ( 7 == count( $theDate )) ? end( $theDate ) : null;
-        if( !empty( $tzid )) {
+          $tzid = (isset($theDate['tz'])) ? $theDate['tz'] : (7 == count($theDate)) ? end($theDate) : null;
+        if (!empty($tzid)) {
           $parno = 7;
-          if( !$this->_isOffset( $tzid ))
+          if (!$this->_isOffset($tzid))
             $params['TZID'] = $tzid; // save only timezone
         }
-        elseif( !$parno && ( 3 == count( $theDate )) && 
-          ( isset( $params['VALUE'] ) && ( 'DATE' == $params['VALUE'] )))
+        elseif (!$parno && (3 == count($theDate)) && 
+          (isset($params['VALUE']) && ('DATE' == $params['VALUE'])))
           $parno = 3;
         else
           $parno = 6;
       }
       else { // string
-        $date = trim( $theDate );
-        if( 'Z' == substr( $date, -1 ))
+        $date = trim($theDate);
+        if ('Z' == substr($date, -1))
           $parno = 7; // UTC DATE-TIME
-        elseif((( 8 == strlen( $date ) && ctype_digit( $date )) || ( 11 >= strlen( $date ))) && 
-          ( !isset( $params['VALUE'] ) || !in_array( $params['VALUE'], array( 'DATE-TIME', 'PERIOD' ))))
+        elseif (((8 == strlen($date) && ctype_digit($date)) || (11 >= strlen($date))) && 
+          (!isset($params['VALUE']) || !in_array($params['VALUE'], array('DATE-TIME', 'PERIOD'))))
           $parno = 3; // DATE
-        $date = $this->_date_time_string( $date, $parno );
-        if( !empty( $date['tz'] )) {
+        $date = $this->_date_time_string($date, $parno);
+        if (!empty($date['tz'])) {
           $parno = 7;
-          if( !$this->_isOffset( $date['tz'] ))
+          if (!$this->_isOffset($date['tz']))
             $params['TZID'] = $date['tz']; // save only timezone
         }
-        elseif( empty( $parno ))
+        elseif (empty($parno))
           $parno = 6;
       }
-      if( isset( $params['TZID'] ))
+      if (isset($params['TZID']))
         $parno = 6;
     }
   }
@@ -4197,28 +4197,28 @@ 
  * @param array $duration, optional
  * @return array duration
  */
-  function _date2duration( $startdate=FALSE, $enddate=FALSE ) {
-    if( !$startdate || !$enddate ) {
-      if(   FALSE === ( $startdate = $this->getProperty( 'dtstart' )))
+  function _date2duration($startdate = FALSE, $enddate = FALSE) {
+    if (!$startdate || !$enddate) {
+      if (FALSE === ($startdate = $this->getProperty('dtstart')))
         return null;
-      if(   FALSE === ( $enddate   = $this->getProperty( 'dtend' )))    // vevent/vfreebusy
-        if( FALSE === ( $enddate   = $this->getProperty( 'due' )))      // vtodo
+      if (FALSE === ($enddate   = $this->getProperty('dtend')))    // vevent/vfreebusy
+        if (FALSE === ($enddate   = $this->getProperty('due')))      // vtodo
           return null;
     }
-    if( !$startdate || !$enddate )
+    if (!$startdate || !$enddate)
       return null;
-    $startWdate  = mktime( 0, 0, 0, $startdate['month'], $startdate['day'], $startdate['year'] );
-    $endWdate    = mktime( 0, 0, 0, $enddate['month'],   $enddate['day'],   $enddate['year'] );
+    $startWdate  = mktime(0, 0, 0, $startdate['month'], $startdate['day'], $startdate['year']);
+    $endWdate    = mktime(0, 0, 0, $enddate['month'], $enddate['day'], $enddate['year']);
     $wduration   = $endWdate - $startWdate;
     $dur         = array();
-    $dur['week'] = (int) floor( $wduration / ( 7 * 24 * 60 * 60 ));
-    $wduration   =              $wduration % ( 7 * 24 * 60 * 60 );
-    $dur['day']  = (int) floor( $wduration / ( 24 * 60 * 60 ));
-    $wduration   =              $wduration % ( 24 * 60 * 60 );
-    $dur['hour'] = (int) floor( $wduration / ( 60 * 60 ));
-    $wduration   =              $wduration % ( 60 * 60 );
-    $dur['min']  = (int) floor( $wduration / ( 60 ));
-    $dur['sec']  = (int)        $wduration % ( 60 );
+    $dur['week'] = (int) floor($wduration / (7 * 24 * 60 * 60));
+    $wduration   = $wduration % (7 * 24 * 60 * 60);
+    $dur['day']  = (int) floor($wduration / (24 * 60 * 60));
+    $wduration   = $wduration % (24 * 60 * 60);
+    $dur['hour'] = (int) floor($wduration / (60 * 60));
+    $wduration   = $wduration % (60 * 60);
+    $dur['min']  = (int) floor($wduration / (60));
+    $dur['sec']  = (int) $wduration % (60);
     return $dur;
   }
 /**
@@ -4230,19 +4230,19 @@ 
  * @param string $tz        timezone
  * @return timestamp
  */
-  function _date2timestamp( $datetime, $tz=null ) {
+  function _date2timestamp($datetime, $tz = null) {
     $output = null;
-    if( !isset( $datetime['hour'] )) $datetime['hour'] = '0';
-    if( !isset( $datetime['min'] ))  $datetime['min']  = '0';
-    if( !isset( $datetime['sec'] ))  $datetime['sec']  = '0';
-    foreach( $datetime as $dkey => $dvalue ) {
-      if( 'tz' != $dkey )
+    if (!isset($datetime['hour'])) $datetime['hour'] = '0';
+    if (!isset($datetime['min']))  $datetime['min']  = '0';
+    if (!isset($datetime['sec']))  $datetime['sec']  = '0';
+    foreach ($datetime as $dkey => $dvalue) {
+      if ('tz' != $dkey)
         $datetime[$dkey] = (integer) $dvalue;
     }
-    if( $tz )
+    if ($tz)
       $datetime['tz'] = $tz;
-    $offset = ( isset( $datetime['tz'] ) && ( '' < trim ( $datetime['tz'] ))) ? $this->_tz2offset( $datetime['tz'] ) : 0;
-    $output = mktime( $datetime['hour'], $datetime['min'], ($datetime['sec'] + $offset), $datetime['month'], $datetime['day'], $datetime['year'] );
+    $offset = (isset($datetime['tz']) && ('' < trim($datetime['tz']))) ? $this->_tz2offset($datetime['tz']) : 0;
+    $output = mktime($datetime['hour'], $datetime['min'], ($datetime['sec'] + $offset), $datetime['month'], $datetime['day'], $datetime['year']);
     return $output;
   }
 /**
@@ -4254,16 +4254,16 @@ 
  * @param int $parno optional, default FALSE
  * @return array
  */
-  function _date_time_array( $datetime, $parno=FALSE ) {
+  function _date_time_array($datetime, $parno = FALSE) {
     $output = array();
-    foreach( $datetime as $dateKey => $datePart ) {
-      switch ( $dateKey ) {
+    foreach ($datetime as $dateKey => $datePart) {
+      switch ($dateKey) {
         case '0': case 'year':   $output['year']  = $datePart; break;
         case '1': case 'month':  $output['month'] = $datePart; break;
         case '2': case 'day':    $output['day']   = $datePart; break;
       }
-      if( 3 != $parno ) {
-        switch ( $dateKey ) {
+      if (3 != $parno) {
+        switch ($dateKey) {
           case '0':
           case '1':
           case '2': break;
@@ -4274,12 +4274,12 @@ 
         }
       }
     }
-    if( 3 != $parno ) {
-      if( !isset( $output['hour'] ))
+    if (3 != $parno) {
+      if (!isset($output['hour']))
         $output['hour'] = 0;
-      if( !isset( $output['min']  ))
+      if (!isset($output['min']))
         $output['min'] = 0;
-      if( !isset( $output['sec']  ))
+      if (!isset($output['sec']))
         $output['sec'] = 0;
     }
     return $output;
@@ -4293,88 +4293,88 @@ 
  * @param int $parno optional, default FALSE
  * @return array
  */
-  function _date_time_string( $datetime, $parno=FALSE ) {
-    $datetime = (string) trim( $datetime );
+  function _date_time_string($datetime, $parno = FALSE) {
+    $datetime = (string) trim($datetime);
     $tz  = null;
-    $len = strlen( $datetime ) - 1;
-    if( 'Z' == substr( $datetime, -1 )) {
+    $len = strlen($datetime) - 1;
+    if ('Z' == substr($datetime, -1)) {
       $tz = 'Z';
-      $datetime = trim( substr( $datetime, 0, $len ));
+      $datetime = trim(substr($datetime, 0, $len));
     }
-    elseif( ( ctype_digit( substr( $datetime, -2, 2 ))) && // time or date
-                  ( '-' == substr( $datetime, -3, 1 )) ||
-                  ( ':' == substr( $datetime, -3, 1 )) ||
-                  ( '.' == substr( $datetime, -3, 1 ))) {
+    elseif ((ctype_digit(substr($datetime, -2, 2))) && // time or date
+                  ('-' == substr($datetime, -3, 1)) ||
+                  (':' == substr($datetime, -3, 1)) ||
+                  ('.' == substr($datetime, -3, 1))) {
       $continue = TRUE;
     }
-    elseif( ( ctype_digit( substr( $datetime, -4, 4 ))) && // 4 pos offset
-            ( ' +' == substr( $datetime, -6, 2 )) ||
-            ( ' -' == substr( $datetime, -6, 2 ))) {
-      $tz = substr( $datetime, -5, 5 );
-      $datetime = substr( $datetime, 0, ($len - 5));
+    elseif ((ctype_digit(substr($datetime, -4, 4))) && // 4 pos offset
+            (' +' == substr($datetime, -6, 2)) ||
+            (' -' == substr($datetime, -6, 2))) {
+      $tz = substr($datetime, -5, 5);
+      $datetime = substr($datetime, 0, ($len - 5));
     }
-    elseif( ( ctype_digit( substr( $datetime, -6, 6 ))) && // 6 pos offset
-            ( ' +' == substr( $datetime, -8, 2 )) ||
-            ( ' -' == substr( $datetime, -8, 2 ))) {
-      $tz = substr( $datetime, -7, 7 );
-      $datetime = substr( $datetime, 0, ($len - 7));
+    elseif ((ctype_digit(substr($datetime, -6, 6))) && // 6 pos offset
+            (' +' == substr($datetime, -8, 2)) ||
+            (' -' == substr($datetime, -8, 2))) {
+      $tz = substr($datetime, -7, 7);
+      $datetime = substr($datetime, 0, ($len - 7));
     }
-    elseif( ( 6 < $len ) && ( ctype_digit( substr( $datetime, -6, 6 )))) {
+    elseif ((6 < $len) && (ctype_digit(substr($datetime, -6, 6)))) {
       $continue = TRUE;
     }
-    elseif( 'T' ==  substr( $datetime, -7, 1 )) {
+    elseif ('T' == substr($datetime, -7, 1)) {
       $continue = TRUE;
     }
     else {
-      $cx  = $tx = 0;    //  19970415T133000 US-Eastern
-      for( $cx = -1; $cx > ( 9 - $len ); $cx-- ) {
-        if(( ' ' == substr( $datetime, $cx, 1 )) || ctype_digit( substr( $datetime, $cx, 1 )))
+      $cx = $tx = 0; //  19970415T133000 US-Eastern
+      for ($cx = -1; $cx > (9 - $len); $cx--) {
+        if ((' ' == substr($datetime, $cx, 1)) || ctype_digit(substr($datetime, $cx, 1)))
           break; // if exists, tz ends here.. . ?
-        elseif( ctype_alpha( substr( $datetime, $cx, 1 )) ||
-             ( in_array( substr( $datetime, $cx, 1 ), array( '-', '/' ))))
+        elseif (ctype_alpha(substr($datetime, $cx, 1)) ||
+             (in_array(substr($datetime, $cx, 1), array('-', '/'))))
           $tx--; // tz length counter
       }
-      if( 0 > $tx ) {
-        $tz = substr( $datetime, $tx );
-        $datetime = trim( substr( $datetime, 0, $len + $tx + 1 ));
+      if (0 > $tx) {
+        $tz = substr($datetime, $tx);
+        $datetime = trim(substr($datetime, 0, $len + $tx + 1));
       }
     }
-    if( 0 < substr_count( $datetime, '-' )) {
-      $datetime = str_replace( '-', '/', $datetime );
-    }
-    elseif( ctype_digit( substr( $datetime, 0, 8 )) &&
-           ( 'T' ==      substr( $datetime, 8, 1 )) &&
-            ctype_digit( substr( $datetime, 9, 6 ))) {
-      $datetime = substr( $datetime,  4, 2 )
-             .'/'.substr( $datetime,  6, 2 )
-             .'/'.substr( $datetime,  0, 4 )
-             .' '.substr( $datetime,  9, 2 )
-             .':'.substr( $datetime, 11, 2 )
-             .':'.substr( $datetime, 13);
-    }
-    $datestring = date( 'Y-m-d H:i:s', strtotime( $datetime ));
-    $tz                = trim( $tz );
+    if (0 < substr_count($datetime, '-')) {
+      $datetime = str_replace('-', '/', $datetime);
+    }
+    elseif (ctype_digit(substr($datetime, 0, 8)) &&
+           ('T' == substr($datetime, 8, 1)) &&
+            ctype_digit(substr($datetime, 9, 6))) {
+      $datetime = substr($datetime, 4, 2)
+             .'/'.substr($datetime, 6, 2)
+             .'/'.substr($datetime, 0, 4)
+             .' '.substr($datetime, 9, 2)
+             .':'.substr($datetime, 11, 2)
+             .':'.substr($datetime, 13);
+    }
+    $datestring = date('Y-m-d H:i:s', strtotime($datetime));
+    $tz                = trim($tz);
     $output            = array();
-    $output['year']    = substr( $datestring, 0, 4 );
-    $output['month']   = substr( $datestring, 5, 2 );
-    $output['day']     = substr( $datestring, 8, 2 );
-    if(( 6 == $parno ) || ( 7 == $parno )) {
-      $output['hour']  = substr( $datestring, 11, 2 );
-      $output['min']   = substr( $datestring, 14, 2 );
-      $output['sec']   = substr( $datestring, 17, 2 );
-      if( !empty( $tz ))
+    $output['year']    = substr($datestring, 0, 4);
+    $output['month']   = substr($datestring, 5, 2);
+    $output['day']     = substr($datestring, 8, 2);
+    if ((6 == $parno) || (7 == $parno)) {
+      $output['hour']  = substr($datestring, 11, 2);
+      $output['min']   = substr($datestring, 14, 2);
+      $output['sec']   = substr($datestring, 17, 2);
+      if (!empty($tz))
         $output['tz']  = $tz;
     }
-    elseif( 3 != $parno ) {
-      if(( '00' < substr( $datestring, 11, 2 )) ||
-         ( '00' < substr( $datestring, 14, 2 )) ||
-         ( '00' < substr( $datestring, 17, 2 ))) {
-        $output['hour']  = substr( $datestring, 11, 2 );
-        $output['min']   = substr( $datestring, 14, 2 );
-        $output['sec']   = substr( $datestring, 17, 2 );
+    elseif (3 != $parno) {
+      if (('00' < substr($datestring, 11, 2)) ||
+         ('00' < substr($datestring, 14, 2)) ||
+         ('00' < substr($datestring, 17, 2))) {
+        $output['hour']  = substr($datestring, 11, 2);
+        $output['min']   = substr($datestring, 14, 2);
+        $output['sec']   = substr($datestring, 17, 2);
       }
-      if( !empty( $tz ))
-        $output['tz']  = $tz;
+      if (!empty($tz))
+        $output['tz'] = $tz;
     }
     return $output;
   }
@@ -4386,26 +4386,26 @@ 
  * @param array $duration
  * @return array
  */
-  function _duration_array( $duration ) {
+  function _duration_array($duration) {
     $output = array();
-    if(    is_array( $duration )        &&
-       ( 1 == count( $duration ))       &&
-              isset( $duration['sec'] ) &&
-              ( 60 < $duration['sec'] )) {
+    if (is_array($duration) &&
+       (1 == count($duration)) &&
+              isset($duration['sec']) &&
+              (60 < $duration['sec'])) {
       $durseconds  = $duration['sec'];
-      $output['week'] = floor( $durseconds / ( 60 * 60 * 24 * 7 ));
-      $durseconds  =           $durseconds % ( 60 * 60 * 24 * 7 );
-      $output['day']  = floor( $durseconds / ( 60 * 60 * 24 ));
-      $durseconds  =           $durseconds % ( 60 * 60 * 24 );
-      $output['hour'] = floor( $durseconds / ( 60 * 60 ));
-      $durseconds  =           $durseconds % ( 60 * 60 );
-      $output['min']  = floor( $durseconds / ( 60 ));
-      $output['sec']  =      ( $durseconds % ( 60 ));
+      $output['week'] = floor($durseconds / (60 * 60 * 24 * 7));
+      $durseconds  = $durseconds % (60 * 60 * 24 * 7);
+      $output['day']  = floor($durseconds / (60 * 60 * 24));
+      $durseconds  = $durseconds % (60 * 60 * 24);
+      $output['hour'] = floor($durseconds / (60 * 60));
+      $durseconds  = $durseconds % (60 * 60);
+      $output['min']  = floor($durseconds / (60));
+      $output['sec']  = ($durseconds % (60));
     }
     else {
-      foreach( $duration as $durKey => $durValue ) {
-        if( empty( $durValue )) continue;
-        switch ( $durKey ) {
+      foreach ($duration as $durKey => $durValue) {
+        if (empty($durValue)) continue;
+        switch ($durKey) {
           case '0': case 'week': $output['week']  = $durValue; break;
           case '1': case 'day':  $output['day']   = $durValue; break;
           case '2': case 'hour': $output['hour']  = $durValue; break;
@@ -4414,19 +4414,19 @@ 
         }
       }
     }
-    if( isset( $output['week'] ) && ( 0 < $output['week'] )) {
-      unset( $output['day'], $output['hour'], $output['min'], $output['sec'] );
+    if (isset($output['week']) && (0 < $output['week'])) {
+      unset($output['day'], $output['hour'], $output['min'], $output['sec']);
       return $output;
     }
-    unset( $output['week'] );
-    if( empty( $output['day'] ))
-      unset( $output['day'] );
-    if ( isset( $output['hour'] ) || isset( $output['min'] ) || isset( $output['sec'] )) {
-      if( !isset( $output['hour'] )) $output['hour'] = 0;
-      if( !isset( $output['min']  )) $output['min']  = 0;
-      if( !isset( $output['sec']  )) $output['sec']  = 0;
-      if(( 0 == $output['hour'] ) && ( 0 == $output['min'] ) && ( 0 == $output['sec'] ))
-        unset( $output['hour'], $output['min'], $output['sec'] );
+    unset($output['week']);
+    if (empty($output['day']))
+      unset($output['day']);
+    if (isset($output['hour']) || isset($output['min']) || isset($output['sec'])) {
+      if (!isset($output['hour'])) $output['hour'] = 0;
+      if (!isset($output['min'])) $output['min']  = 0;
+      if (!isset($output['sec'])) $output['sec']  = 0;
+      if ((0 == $output['hour']) && (0 == $output['min']) && (0 == $output['sec']))
+        unset($output['hour'], $output['min'], $output['sec']);
     }
     return $output;
   }
@@ -4439,43 +4439,43 @@ 
  * @param array $duration, optional
  * @return array, date format
  */
-  function duration2date( $startdate=FALSE, $duration=FALSE ) {
-    if( $startdate && $duration ) {
+  function duration2date($startdate = FALSE, $duration = FALSE) {
+    if ($startdate && $duration) {
       $d1               = $startdate;
       $dur              = $duration;
     }
-    elseif( isset( $this->dtstart['value'] ) && isset( $this->duration['value'] )) {
+    elseif (isset($this->dtstart['value']) && isset($this->duration['value'])) {
       $d1               = $this->dtstart['value'];
       $dur              = $this->duration['value'];
     }
     else
       return null;
-    $dateOnly         = ( isset( $d1['hour'] ) || isset( $d1['min'] ) || isset( $d1['sec'] )) ? FALSE : TRUE;
-    $d1['hour']       = ( isset( $d1['hour'] )) ? $d1['hour'] : 0;
-    $d1['min']        = ( isset( $d1['min'] ))  ? $d1['min']  : 0;
-    $d1['sec']        = ( isset( $d1['sec'] ))  ? $d1['sec']  : 0;
-    $dtend = mktime( $d1['hour'], $d1['min'], $d1['sec'], $d1['month'], $d1['day'], $d1['year'] );
-    if( isset( $dur['week'] ))
-      $dtend += ( $dur['week'] * 7 * 24 * 60 * 60 );
-    if( isset( $dur['day'] ))
-      $dtend += ( $dur['day'] * 24 * 60 * 60 );
-    if( isset( $dur['hour'] ))
-      $dtend += ( $dur['hour'] * 60 *60 );
-    if( isset( $dur['min'] ))
-      $dtend += ( $dur['min'] * 60 );
-    if( isset( $dur['sec'] ))
-      $dtend +=   $dur['sec'];
+    $dateOnly         = (isset($d1['hour']) || isset($d1['min']) || isset($d1['sec'])) ? FALSE : TRUE;
+    $d1['hour']       = (isset($d1['hour'])) ? $d1['hour'] : 0;
+    $d1['min']        = (isset($d1['min'])) ? $d1['min'] : 0;
+    $d1['sec']        = (isset($d1['sec'])) ? $d1['sec'] : 0;
+    $dtend = mktime($d1['hour'], $d1['min'], $d1['sec'], $d1['month'], $d1['day'], $d1['year']);
+    if (isset($dur['week']))
+      $dtend += ($dur['week'] * 7 * 24 * 60 * 60);
+    if (isset($dur['day']))
+      $dtend += ($dur['day'] * 24 * 60 * 60);
+    if (isset($dur['hour']))
+      $dtend += ($dur['hour'] * 60 * 60);
+    if (isset($dur['min']))
+      $dtend += ($dur['min'] * 60);
+    if (isset($dur['sec']))
+      $dtend += $dur['sec'];
     $dtend2 = array();
-    $dtend2['year']   = date('Y', $dtend );
-    $dtend2['month']  = date('m', $dtend );
-    $dtend2['day']    = date('d', $dtend );
-    $dtend2['hour']   = date('H', $dtend );
-    $dtend2['min']    = date('i', $dtend );
-    $dtend2['sec']    = date('s', $dtend );
-    if( isset( $d1['tz'] ))
+    $dtend2['year']   = date('Y', $dtend);
+    $dtend2['month']  = date('m', $dtend);
+    $dtend2['day']    = date('d', $dtend);
+    $dtend2['hour']   = date('H', $dtend);
+    $dtend2['min']    = date('i', $dtend);
+    $dtend2['sec']    = date('s', $dtend);
+    if (isset($d1['tz']))
       $dtend2['tz']   = $d1['tz'];
-    if( $dateOnly && (( 0 == $dtend2['hour'] ) && ( 0 == $dtend2['min'] ) && ( 0 == $dtend2['sec'] )))
-      unset( $dtend2['hour'], $dtend2['min'], $dtend2['sec'] );
+    if ($dateOnly && ((0 == $dtend2['hour']) && (0 == $dtend2['min']) && (0 == $dtend2['sec'])))
+      unset($dtend2['hour'], $dtend2['min'], $dtend2['sec']);
     return $dtend2;
   }
 /**
@@ -4486,21 +4486,21 @@ 
  * @param string $duration
  * @return array
  */
-  function _duration_string( $duration ) {
-   $duration = (string) trim( $duration );
-   while( 'P' != strtoupper( substr( $duration, 0, 1 ))) {
-     if( 0 < strlen( $duration ))
-       $duration = substr( $duration, 1 );
+  function _duration_string($duration) {
+   $duration = (string) trim($duration);
+   while ('P' != strtoupper(substr($duration, 0, 1))) {
+     if (0 < strlen($duration))
+       $duration = substr($duration, 1);
      else
        return false; // no leading P !?!?
    }
-   $duration = substr( $duration, 1 ); // skip P
-   $duration = str_replace ( 't', 'T', $duration );
-   $duration = str_replace ( 'T', '', $duration );
+   $duration = substr($duration, 1); // skip P
+   $duration = str_replace('t', 'T', $duration);
+   $duration = str_replace('T', '', $duration);
    $output = array();
    $val    = null;
-   for( $ix=0; $ix < strlen( $duration ); $ix++ ) {
-     switch( strtoupper( $duration{$ix} )) {
+   for ($ix = 0; $ix < strlen($duration); $ix++) {
+     switch (strtoupper($duration{$ix} )) {
       case 'W':
         $output['week'] = $val;
         $val            = null;
@@ -4522,13 +4522,13 @@ 
         $val            = null;
         break;
       default:
-        if( !ctype_digit( $duration{$ix} ))
+        if (!ctype_digit($duration{$ix} ))
           return false; // unknown duration controll character  !?!?
         else
           $val .= $duration{$ix};
      }
    }
-   return $this->_duration_array( $output );
+   return $this->_duration_array($output);
   }
 /**
  * if not preSet, if exist, remove key with expected value from array and return hit value else return elseValue
@@ -4543,15 +4543,15 @@ 
  * @param int $preSet optional, return value if already preset
  * @return int
  */
-  function _existRem( &$array, $expkey, $expval=FALSE, $hitVal=null, $elseVal=null, $preSet=null ) {
-    if( $preSet )
+  function _existRem(&$array, $expkey, $expval = FALSE, $hitVal = null, $elseVal = null, $preSet = null) {
+    if ($preSet)
       return $preSet;
-    if( !is_array( $array ) || ( 0 == count( $array )))
+    if (!is_array($array) || (0 == count($array)))
       return $elseVal;
-    foreach( $array as $key => $value ) {
-      if( strtoupper( $expkey ) == strtoupper( $key )) {
-        if( !$expval || ( strtoupper( $expval ) == strtoupper( $array[$key] ))) {
-          unset( $array[$key] );
+    foreach ($array as $key => $value) {
+      if (strtoupper($expkey) == strtoupper($key)) {
+        if (!$expval || (strtoupper($expval) == strtoupper($array[$key]))) {
+          unset($array[$key]);
           return $hitVal;
         }
       }
@@ -4567,48 +4567,48 @@ 
  * @param int     $parno, optional, default 6
  * @return string
  */
-  function _format_date_time( $datetime, $parno=6 ) {
-    if( !isset( $datetime['year'] )  &&
-        !isset( $datetime['month'] ) &&
-        !isset( $datetime['day'] )   &&
-        !isset( $datetime['hour'] )  &&
-        !isset( $datetime['min'] )   &&
-        !isset( $datetime['sec'] ))
-      return ;
+  function _format_date_time($datetime, $parno = 6) {
+    if (!isset($datetime['year']) &&
+        !isset($datetime['month']) &&
+        !isset($datetime['day']) &&
+        !isset($datetime['hour']) &&
+        !isset($datetime['min']) &&
+        !isset($datetime['sec']))
+      return;
     $output = null;
     // if( !isset( $datetime['day'] )) { $o=''; foreach($datetime as $k=>$v) {if(is_array($v)) $v=implode('-',$v);$o.=" $k=>$v";} echo " day SAKNAS : $o <br />\n"; }
-    foreach( $datetime as $dkey => $dvalue ) {
-      if( 'tz' != $dkey )
+    foreach ($datetime as $dkey => $dvalue) {
+      if ('tz' != $dkey)
         $datetime[$dkey] = (integer) $dvalue;
     }
-    $output = date('Ymd', mktime( 0, 0, 0, $datetime['month'], $datetime['day'], $datetime['year']));
-    if( isset( $datetime['hour'] )  ||
-        isset( $datetime['min'] )   ||
-        isset( $datetime['sec'] )   ||
-        isset( $datetime['tz'] )) {
-      if( isset( $datetime['tz'] )  &&
-         !isset( $datetime['hour'] ))
+    $output = date('Ymd', mktime(0, 0, 0, $datetime['month'], $datetime['day'], $datetime['year']));
+    if (isset($datetime['hour']) ||
+        isset($datetime['min']) ||
+        isset($datetime['sec']) ||
+        isset($datetime['tz'])) {
+      if (isset($datetime['tz']) &&
+         !isset($datetime['hour']))
         $datetime['hour'] = 0;
-      if( isset( $datetime['hour'] )  &&
-         !isset( $datetime['min'] ))
+      if (isset($datetime['hour']) &&
+         !isset($datetime['min']))
         $datetime['min'] = 0;
-      if( isset( $datetime['hour'] )  &&
-          isset( $datetime['min'] )   &&
-         !isset( $datetime['sec'] ))
+      if (isset($datetime['hour']) &&
+          isset($datetime['min']) &&
+         !isset($datetime['sec']))
         $datetime['sec'] = 0;
-      $date = mktime( $datetime['hour'], $datetime['min'], $datetime['sec'], $datetime['month'], $datetime['day'], $datetime['year']);
-      $output .= date('\THis', $date );
-      if( isset( $datetime['tz'] ) && ( '' < trim ( $datetime['tz'] ))) {
-        $datetime['tz'] = trim( $datetime['tz'] );
-        if( 'Z' == $datetime['tz'] )
+      $date = mktime($datetime['hour'], $datetime['min'], $datetime['sec'], $datetime['month'], $datetime['day'], $datetime['year']);
+      $output .= date('\THis', $date);
+      if (isset($datetime['tz']) && ('' < trim($datetime['tz']))) {
+        $datetime['tz'] = trim($datetime['tz']);
+        if ('Z' == $datetime['tz'])
           $output .= 'Z';
-        $offset = $this->_tz2offset( $datetime['tz'] );
-        if( 0 != $offset ) {
-          $date = mktime( $datetime['hour'], $datetime['min'], ($datetime['sec'] + $offset), $datetime['month'], $datetime['day'], $datetime['year']);
-          $output    = date( 'Ymd\THis\Z', $date );
+        $offset = $this->_tz2offset($datetime['tz']);
+        if (0 != $offset) {
+          $date = mktime($datetime['hour'], $datetime['min'], ($datetime['sec'] + $offset), $datetime['month'], $datetime['day'], $datetime['year']);
+          $output = date('Ymd\THis\Z', $date);
         }
       }
-      elseif( 7 == $parno )
+      elseif (7 == $parno)
         $output .= 'Z';
     }
     return $output;
@@ -4621,26 +4621,26 @@ 
  * @param array $duration ( week, day, hour, min, sec )
  * @return string
  */
-  function _format_duration( $duration ) {
-    if( !isset( $duration['week'] ) &&
-        !isset( $duration['day'] )  &&
-        !isset( $duration['hour'] ) &&
-        !isset( $duration['min'] )  &&
-        !isset( $duration['sec'] ))
+  function _format_duration($duration) {
+    if (!isset($duration['week']) &&
+        !isset($duration['day']) &&
+        !isset($duration['hour']) &&
+        !isset($duration['min']) &&
+        !isset($duration['sec']))
       return;
     $output = 'P';
-    if( isset( $duration['week'] ) && ( 0 < $duration['week'] ))
+    if (isset($duration['week']) && (0 < $duration['week']))
       $output   .= $duration['week'].'W';
     else {
-      if( isset($duration['day'] ) && ( 0 < $duration['day'] ))
+      if (isset($duration['day']) && (0 < $duration['day']))
         $output .= $duration['day'].'D';
-      if(( isset( $duration['hour']) && ( 0 < $duration['hour'] )) ||
-         ( isset( $duration['min'])  && ( 0 < $duration['min'] ))  ||
-         ( isset( $duration['sec'])  && ( 0 < $duration['sec'] ))) {
+      if ((isset($duration['hour']) && (0 < $duration['hour'])) ||
+         (isset($duration['min']) && (0 < $duration['min'])) ||
+         (isset($duration['sec']) && (0 < $duration['sec']))) {
         $output .= 'T';
-        $output .= ( isset( $duration['hour']) && ( 0 < $duration['hour'] )) ? $duration['hour'].'H' : '0H';
-        $output .= ( isset( $duration['min'])  && ( 0 < $duration['min'] ))  ? $duration['min']. 'M' : '0M';
-        $output .= ( isset( $duration['sec'])  && ( 0 < $duration['sec'] ))  ? $duration['sec']. 'S' : '0S';
+        $output .= (isset($duration['hour']) && (0 < $duration['hour'])) ? $duration['hour'].'H' : '0H';
+        $output .= (isset($duration['min']) && (0 < $duration['min'])) ? $duration['min'].'M' : '0M';
+        $output .= (isset($duration['sec']) && (0 < $duration['sec'])) ? $duration['sec'].'S' : '0S';
       }
     }
     return $output;
@@ -4654,24 +4654,24 @@ 
  * @param array $recurdata
  * @return string
  */
-  function _format_recur( $recurlabel, $recurdata ) {
+  function _format_recur($recurlabel, $recurdata) {
     $output = null;
-    foreach( $recurdata as $therule ) {
-      if( empty( $therule['value'] )) {
-        if( $this->getConfig( 'allowEmpty' )) $output .= $this->_createElement( $recurlabel );
+    foreach ($recurdata as $therule) {
+      if (empty($therule['value'])) {
+        if ($this->getConfig('allowEmpty')) $output .= $this->_createElement($recurlabel);
         continue;
       }
-      $attributes = ( isset( $therule['params'] )) ? $this->_createParams( $therule['params'] ) : null;
-      $content1  = $content2  = null;
-      foreach( $therule['value'] as $rulelabel => $rulevalue ) {
-        switch( $rulelabel ) {
+      $attributes = (isset($therule['params'])) ? $this->_createParams($therule['params']) : null;
+      $content1 = $content2 = null;
+      foreach ($therule['value'] as $rulelabel => $rulevalue) {
+        switch ($rulelabel) {
           case 'FREQ': {
             $content1 .= "FREQ=$rulevalue";
             break;
           }
           case 'UNTIL': {
             $content2 .= ";UNTIL=";
-            $content2 .= $this->_format_date_time( $rulevalue );
+            $content2 .= $this->_format_date_time($rulevalue);
             break;
           }
           case 'COUNT':
@@ -4689,9 +4689,9 @@ 
           case 'BYMONTH':
           case 'BYSETPOS': {
             $content2 .= ";$rulelabel=";
-            if( is_array( $rulevalue )) {
-              foreach( $rulevalue as $vix => $valuePart ) {
-                $content2 .= ( $vix ) ? ',' : null;
+            if (is_array($rulevalue)) {
+              foreach ($rulevalue as $vix => $valuePart) {
+                $content2 .= ($vix) ? ',' : null;
                 $content2 .= $valuePart;
               }
             }
@@ -4702,12 +4702,12 @@ 
           case 'BYDAY': {
             $content2 .= ";$rulelabel=";
             $bydaycnt = 0;
-            foreach( $rulevalue as $vix => $valuePart ) {
+            foreach ($rulevalue as $vix => $valuePart) {
               $content21 = $content22 = null;
-              if( is_array( $valuePart )) {
-                $content2 .= ( $bydaycnt ) ? ',' : null;
-                foreach( $valuePart as $vix2 => $valuePart2 ) {
-                  if( 'DAY' != strtoupper( $vix2 ))
+              if (is_array($valuePart)) {
+                $content2 .= ($bydaycnt) ? ',' : null;
+                foreach ($valuePart as $vix2 => $valuePart2) {
+                  if ('DAY' != strtoupper($vix2))
                       $content21 .= $valuePart2;
                   else
                     $content22 .= $valuePart2;
@@ -4716,8 +4716,8 @@ 
                 $bydaycnt++;
               }
               else {
-                $content2 .= ( $bydaycnt ) ? ',' : null;
-                if( 'DAY' != strtoupper( $vix ))
+                $content2 .= ($bydaycnt) ? ',' : null;
+                if ('DAY' != strtoupper($vix))
                     $content21 .= $valuePart;
                 else {
                   $content22 .= $valuePart;
@@ -4734,7 +4734,7 @@ 
           }
         }
       }
-      $output .= $this->_createElement( $recurlabel, $attributes, $content1.$content2 );
+      $output .= $this->_createElement($recurlabel, $attributes, $content1.$content2);
     }
     return $output;
   }
@@ -4746,13 +4746,13 @@ 
  * @param string $propertyName
  * @return string
  */
-  function _formatPropertyName( $propertyName ) {
-    switch( $this->format ) {
+  function _formatPropertyName($propertyName) {
+    switch ($this->format) {
       case 'xcal':
-        return strtolower( $propertyName );
+        return strtolower($propertyName);
         break;
       default:
-        return strtoupper( $propertyName );
+        return strtoupper($propertyName);
         break;
     }
   }
@@ -4764,25 +4764,25 @@ 
  * @param array $input
  * @return bool
  */
-  function _isArrayDate( $input ) {
-    if( isset( $input['week'] ) || ( !in_array( count( $input ), array( 3, 6, 7 ))))
+  function _isArrayDate($input) {
+    if (isset($input['week']) || (!in_array(count($input), array(3, 6, 7))))
       return FALSE;
-    if( 7 == count( $input ))
+    if (7 == count($input))
       return TRUE;
-    if( isset( $input['year'] ) && isset( $input['month'] ) && isset( $input['day'] ))
-      return checkdate( (int) $input['month'], (int) $input['day'], (int) $input['year'] );
-    if( isset( $input['day'] ) || isset( $input['hour'] ) || isset( $input['min'] ) || isset( $input['sec'] ))
+    if (isset($input['year']) && isset($input['month']) && isset($input['day']))
+      return checkdate((int) $input['month'], (int) $input['day'], (int) $input['year']);
+    if (isset($input['day']) || isset($input['hour']) || isset($input['min']) || isset($input['sec']))
       return FALSE;
-    if( in_array( 0, $input ))
+    if (in_array(0, $input))
       return FALSE;
-    if(( 1970 > $input[0] ) || ( 12 < $input[1] ) || ( 31 < $input[2] ))
+    if ((1970 > $input[0]) || (12 < $input[1]) || (31 < $input[2]))
       return FALSE;
-    if(( isset( $input[0] ) && isset( $input[1] ) && isset( $input[2] )) &&
-         checkdate( (int) $input[1], (int) $input[2], (int) $input[0] ))
+    if ((isset($input[0]) && isset($input[1]) && isset($input[2])) &&
+         checkdate((int) $input[1], (int) $input[2], (int) $input[0]))
       return TRUE;
-    $input = $this->_date_time_string( $input[1].'/'.$input[2].'/'.$input[0], 3 ); //  m - d - Y
-    if( isset( $input['year'] ) && isset( $input['month'] ) && isset( $input['day'] ))
-      return checkdate( (int) $input['month'], (int) $input['day'], (int) $input['year'] );
+    $input = $this->_date_time_string($input[1].'/'.$input[2].'/'.$input[0], 3); //  m - d - Y
+    if (isset($input['year']) && isset($input['month']) && isset($input['day']))
+      return checkdate((int) $input['month'], (int) $input['day'], (int) $input['year']);
     return FALSE;
   }
 /**
@@ -4793,8 +4793,8 @@ 
  * @param array $input
  * @return bool
  */
-  function _isArrayTimestampDate( $input ) {
-    return ( is_array( $input ) && isset( $input['timestamp'] )) ? TRUE : FALSE ;
+  function _isArrayTimestampDate($input) {
+    return (is_array($input) && isset($input['timestamp'])) ? TRUE : FALSE;
   }
 /**
  * controll if input string contains traling UTC offset
@@ -4804,17 +4804,17 @@ 
  * @param string $input
  * @return bool
  */
-  function _isOffset( $input ) {
-    $input         = trim( (string) $input );
-    if( 'Z' == substr( $input, -1 ))
+  function _isOffset($input) {
+    $input = trim((string) $input);
+    if ('Z' == substr($input, -1))
       return TRUE;
-    elseif((   5 <= strlen( $input )) &&
-       ( in_array( substr( $input, -5, 1 ), array( '+', '-' ))) &&
-       (   '0000'  < substr( $input, -4 )) && (   '9999' >= substr( $input, -4 )))
+    elseif ((5 <= strlen($input)) &&
+       (in_array(substr($input, -5, 1), array('+', '-'))) &&
+       ('0000' < substr($input, -4)) && ('9999' >= substr($input, -4)))
       return TRUE;
-    elseif((    7 <= strlen( $input )) &&
-       ( in_array( substr( $input, -7, 1 ), array( '+', '-' ))) &&
-       ( '000000'  < substr( $input, -6 )) && ( '999999' >= substr( $input, -6 )))
+    elseif ((7 <= strlen($input)) &&
+       (in_array(substr($input, -7, 1), array('+', '-'))) &&
+       ('000000' < substr($input, -6)) && ('999999' >= substr($input, -6)))
       return TRUE;
     return FALSE;
 
@@ -4827,15 +4827,15 @@ 
  * @param string $propName
  * @return bool
  */
-  function _notExistProp( $propName ) {
-    if( empty( $propName )) return FALSE; // when deleting x-prop, an empty propName may be used=allowed
-    $propName = strtolower( $propName );
-    if(     'last-modified'    == $propName )  { if( !isset( $this->lastmodified ))    return TRUE; }
-    elseif( 'percent-complete' == $propName )  { if( !isset( $this->percentcomplete )) return TRUE; }
-    elseif( 'recurrence-id'    == $propName )  { if( !isset( $this->recurrenceid ))    return TRUE; }
-    elseif( 'related-to'       == $propName )  { if( !isset( $this->relatedto ))       return TRUE; }
-    elseif( 'request-status'   == $propName )  { if( !isset( $this->requeststatus ))   return TRUE; }
-    elseif((       'x-' != substr($propName,0,2)) && !isset( $this->$propName ))       return TRUE;
+  function _notExistProp($propName) {
+    if (empty($propName)) return FALSE; // when deleting x-prop, an empty propName may be used=allowed
+    $propName = strtolower($propName);
+    if ('last-modified' == $propName) { if (!isset($this->lastmodified))    return TRUE; }
+    elseif ('percent-complete' == $propName) { if (!isset($this->percentcomplete)) return TRUE; }
+    elseif ('recurrence-id' == $propName) { if (!isset($this->recurrenceid))    return TRUE; }
+    elseif ('related-to' == $propName) { if (!isset($this->relatedto))       return TRUE; }
+    elseif ('request-status' == $propName) { if (!isset($this->requeststatus))   return TRUE; }
+    elseif (('x-' != substr($propName, 0, 2)) && !isset($this->$propName))       return TRUE;
     return FALSE;
   }
 /**
@@ -4853,101 +4853,101 @@ 
  * @return array of recurrence (start-)dates as index
  * @todo BYHOUR, BYMINUTE, BYSECOND, ev. BYSETPOS due to ambiguity, WEEKLY at year end/start
  */
-  function _recur2date( & $result, $recur, $wdate, $startdate, $enddate=FALSE ) {
-    foreach( $wdate as $k => $v ) if( ctype_digit( $v )) $wdate[$k] = (int) $v;
-    $wdatets     = $this->_date2timestamp( $wdate );
-    $startdatets = $this->_date2timestamp( $startdate );
-    if( !$enddate ) {
+  function _recur2date(& $result, $recur, $wdate, $startdate, $enddate = FALSE) {
+    foreach ($wdate as $k => $v) if (ctype_digit($v)) $wdate[$k] = (int) $v;
+    $wdatets     = $this->_date2timestamp($wdate);
+    $startdatets = $this->_date2timestamp($startdate);
+    if (!$enddate) {
       $enddate = $startdate;
       $enddate['year'] += 1;
 // echo "recur __in_ ".implode('-',$startdate)." period start ".implode('-',$wdate)." period end ".implode('-',$enddate)."<br />\n";print_r($recur);echo "<br />\n";//test###
     }
-    $endDatets = $this->_date2timestamp( $enddate ); // fix break
-    if( !isset( $recur['COUNT'] ) && !isset( $recur['UNTIL'] ))
+    $endDatets = $this->_date2timestamp($enddate); // fix break
+    if (!isset($recur['COUNT']) && !isset($recur['UNTIL']))
       $recur['UNTIL'] = $enddate; // create break
-    if( isset( $recur['UNTIL'] )) {
-      $tdatets = $this->_date2timestamp( $recur['UNTIL'] );
-      if( $endDatets > $tdatets ) {
+    if (isset($recur['UNTIL'])) {
+      $tdatets = $this->_date2timestamp($recur['UNTIL']);
+      if ($endDatets > $tdatets) {
         $endDatets = $tdatets; // emergency break
-        $enddate   = $this->_timestamp2date( $endDatets, 6 );
+        $enddate   = $this->_timestamp2date($endDatets, 6);
       }
       else
-        $recur['UNTIL'] = $this->_timestamp2date( $endDatets, 6 );
+        $recur['UNTIL'] = $this->_timestamp2date($endDatets, 6);
     }
-    if( $wdatets > $endDatets ) {
+    if ($wdatets > $endDatets) {
      //echo "recur out of date ".implode('-',$this->_date_time_string(date('Y-m-d H:i:s',$wdatets),6))."<br />\n";//test
       return array(); // nothing to do.. .
     }
-    if( !isset( $recur['FREQ'] )) // "MUST be specified.. ."
+    if (!isset($recur['FREQ'])) // "MUST be specified.. ."
       $recur['FREQ'] = 'DAILY'; // ??
-    $wkst = ( isset( $recur['WKST'] ) && ( 'SU' == $recur['WKST'] )) ? 24*60*60 : 0; // ??
-    if( !isset( $recur['INTERVAL'] ))
+    $wkst = (isset($recur['WKST']) && ('SU' == $recur['WKST'])) ? 24 * 60 * 60 : 0; // ??
+    if (!isset($recur['INTERVAL']))
       $recur['INTERVAL'] = 1;
-    $countcnt = ( !isset( $recur['BYSETPOS'] )) ? 1 : 0; // DTSTART counts as the first occurrence
+    $countcnt = (!isset($recur['BYSETPOS'])) ? 1 : 0; // DTSTART counts as the first occurrence
             /* find out how to step up dates and set index for interval count */
     $step = array();
-    if( 'YEARLY' == $recur['FREQ'] )
+    if ('YEARLY' == $recur['FREQ'])
       $step['year']  = 1;
-    elseif( 'MONTHLY' == $recur['FREQ'] )
+    elseif ('MONTHLY' == $recur['FREQ'])
       $step['month'] = 1;
-    elseif( 'WEEKLY' == $recur['FREQ'] )
+    elseif ('WEEKLY' == $recur['FREQ'])
       $step['day']   = 7;
     else
       $step['day']   = 1;
-    if( isset( $step['year'] ) && isset( $recur['BYMONTH'] ))
-      $step = array( 'month' => 1 );
-    if( empty( $step ) && isset( $recur['BYWEEKNO'] )) // ??
-      $step = array( 'day' => 7 );
-    if( isset( $recur['BYYEARDAY'] ) || isset( $recur['BYMONTHDAY'] ) || isset( $recur['BYDAY'] ))
-      $step = array( 'day' => 1 );
+    if (isset($step['year']) && isset($recur['BYMONTH']))
+      $step = array('month' => 1);
+    if (empty($step) && isset($recur['BYWEEKNO'])) // ??
+      $step = array('day' => 7);
+    if (isset($recur['BYYEARDAY']) || isset($recur['BYMONTHDAY']) || isset($recur['BYDAY']))
+      $step = array('day' => 1);
     $intervalarr = array();
-    if( 1 < $recur['INTERVAL'] ) {
-      $intervalix = $this->_recurIntervalIx( $recur['FREQ'], $wdate, $wkst );
-      $intervalarr = array( $intervalix => 0 );
+    if (1 < $recur['INTERVAL']) {
+      $intervalix = $this->_recurIntervalIx($recur['FREQ'], $wdate, $wkst);
+      $intervalarr = array($intervalix => 0);
     }
-    if( isset( $recur['BYSETPOS'] )) { // save start date + weekno
+    if (isset($recur['BYSETPOS'])) { // save start date + weekno
       $bysetposymd1 = $bysetposymd2 = $bysetposw1 = $bysetposw2 = array();
-      $bysetposWold = (int) date( 'W', ( $wdatets + $wkst ));
+      $bysetposWold = (int) date('W', ($wdatets + $wkst));
       $bysetposYold = $wdate['year'];
       $bysetposMold = $wdate['month'];
       $bysetposDold = $wdate['day'];
-      if( is_array( $recur['BYSETPOS'] )) {
-        foreach( $recur['BYSETPOS'] as $bix => $bval )
+      if (is_array($recur['BYSETPOS'])) {
+        foreach ($recur['BYSETPOS'] as $bix => $bval)
           $recur['BYSETPOS'][$bix] = (int) $bval;
       }
       else
-        $recur['BYSETPOS'] = array( (int) $recur['BYSETPOS'] );
-      $this->_stepdate( $enddate, $endDatets, $step); // make sure to count whole last period
+        $recur['BYSETPOS'] = array((int) $recur['BYSETPOS']);
+      $this->_stepdate($enddate, $endDatets, $step); // make sure to count whole last period
     }
-    $this->_stepdate( $wdate, $wdatets, $step);
+    $this->_stepdate($wdate, $wdatets, $step);
     $year_old     = null;
-    $daynames     = array( 'SU', 'MO', 'TU', 'WE', 'TH', 'FR', 'SA' );
+    $daynames     = array('SU', 'MO', 'TU', 'WE', 'TH', 'FR', 'SA');
              /* MAIN LOOP */
      // echo "recur start ".implode('-',$wdate)." end ".implode('-',$enddate)."<br />\n";//test
-    while( TRUE ) {
-      if( isset( $endDatets ) && ( $wdatets > $endDatets ))
+    while (TRUE) {
+      if (isset($endDatets) && ($wdatets > $endDatets))
         break;
-      if( isset( $recur['COUNT'] ) && ( $countcnt >= $recur['COUNT'] ))
+      if (isset($recur['COUNT']) && ($countcnt >= $recur['COUNT']))
         break;
-      if( $year_old != $wdate['year'] ) {
+      if ($year_old != $wdate['year']) {
         $year_old   = $wdate['year'];
         $daycnts    = array();
         $yeardays   = $weekno = 0;
         $yeardaycnt = array();
-        for( $m = 1; $m <= 12; $m++ ) { // count up and update up-counters
+        for ($m = 1; $m <= 12; $m++) { // count up and update up-counters
           $daycnts[$m] = array();
           $weekdaycnt = array();
-          foreach( $daynames as $dn )
+          foreach ($daynames as $dn)
             $yeardaycnt[$dn] = $weekdaycnt[$dn] = 0;
-          $mcnt     = date( 't', mktime( 0, 0, 0, $m, 1, $wdate['year'] ));
-          for( $d   = 1; $d <= $mcnt; $d++ ) {
+          $mcnt     = date('t', mktime(0, 0, 0, $m, 1, $wdate['year']));
+          for ($d   = 1; $d <= $mcnt; $d++) {
             $daycnts[$m][$d] = array();
-            if( isset( $recur['BYYEARDAY'] )) {
+            if (isset($recur['BYYEARDAY'])) {
               $yeardays++;
               $daycnts[$m][$d]['yearcnt_up'] = $yeardays;
             }
-            if( isset( $recur['BYDAY'] )) {
-              $day    = date( 'w', mktime( 0, 0, 0, $m, $d, $wdate['year'] ));
+            if (isset($recur['BYDAY'])) {
+              $day    = date('w', mktime(0, 0, 0, $m, $d, $wdate['year']));
               $day    = $daynames[$day];
               $daycnts[$m][$d]['DAY'] = $day;
               $weekdaycnt[$day]++;
@@ -4955,64 +4955,64 @@ 
               $yeardaycnt[$day]++;
               $daycnts[$m][$d]['yeardayno_up'] = $yeardaycnt[$day];
             }
-            if(  isset( $recur['BYWEEKNO'] ) || ( $recur['FREQ'] == 'WEEKLY' ))
-              $daycnts[$m][$d]['weekno_up'] =(int)date('W',mktime(0,0,$wkst,$m,$d,$wdate['year']));
+            if (isset($recur['BYWEEKNO']) || ($recur['FREQ'] == 'WEEKLY'))
+              $daycnts[$m][$d]['weekno_up'] = (int) date('W', mktime(0, 0, $wkst, $m, $d, $wdate['year']));
           }
         }
         $daycnt = 0;
         $yeardaycnt = array();
-        if(  isset( $recur['BYWEEKNO'] ) || ( $recur['FREQ'] == 'WEEKLY' )) {
+        if (isset($recur['BYWEEKNO']) || ($recur['FREQ'] == 'WEEKLY')) {
           $weekno = null;
-          for( $d=31; $d > 25; $d-- ) { // get last weekno for year
-            if( !$weekno )
+          for ($d = 31; $d > 25; $d--) { // get last weekno for year
+            if (!$weekno)
               $weekno = $daycnts[12][$d]['weekno_up'];
-            elseif( $weekno < $daycnts[12][$d]['weekno_up'] ) {
+            elseif ($weekno < $daycnts[12][$d]['weekno_up']) {
               $weekno = $daycnts[12][$d]['weekno_up'];
               break;
             }
           }
         }
-        for( $m = 12; $m > 0; $m-- ) { // count down and update down-counters
+        for ($m = 12; $m > 0; $m--) { // count down and update down-counters
           $weekdaycnt = array();
-          foreach( $daynames as $dn )
+          foreach ($daynames as $dn)
             $yeardaycnt[$dn] = $weekdaycnt[$dn] = 0;
           $monthcnt = 0;
-          $mcnt     = date( 't', mktime( 0, 0, 0, $m, 1, $wdate['year'] ));
-          for( $d   = $mcnt; $d > 0; $d-- ) {
-            if( isset( $recur['BYYEARDAY'] )) {
+          $mcnt     = date('t', mktime(0, 0, 0, $m, 1, $wdate['year']));
+          for ($d   = $mcnt; $d > 0; $d--) {
+            if (isset($recur['BYYEARDAY'])) {
               $daycnt -= 1;
               $daycnts[$m][$d]['yearcnt_down'] = $daycnt;
             }
-            if( isset( $recur['BYMONTHDAY'] )) {
+            if (isset($recur['BYMONTHDAY'])) {
               $monthcnt -= 1;
               $daycnts[$m][$d]['monthcnt_down'] = $monthcnt;
             }
-            if( isset( $recur['BYDAY'] )) {
-              $day  = $daycnts[$m][$d]['DAY'];
+            if (isset($recur['BYDAY'])) {
+              $day = $daycnts[$m][$d]['DAY'];
               $weekdaycnt[$day] -= 1;
               $daycnts[$m][$d]['monthdayno_down'] = $weekdaycnt[$day];
               $yeardaycnt[$day] -= 1;
               $daycnts[$m][$d]['yeardayno_down'] = $yeardaycnt[$day];
             }
-            if(  isset( $recur['BYWEEKNO'] ) || ( $recur['FREQ'] == 'WEEKLY' ))
+            if (isset($recur['BYWEEKNO']) || ($recur['FREQ'] == 'WEEKLY'))
               $daycnts[$m][$d]['weekno_down'] = ($daycnts[$m][$d]['weekno_up'] - $weekno - 1);
           }
         }
       }
             /* check interval */
-      if( 1 < $recur['INTERVAL'] ) {
+      if (1 < $recur['INTERVAL']) {
             /* create interval index */
-        $intervalix = $this->_recurIntervalIx( $recur['FREQ'], $wdate, $wkst );
+        $intervalix = $this->_recurIntervalIx($recur['FREQ'], $wdate, $wkst);
             /* check interval */
-        $currentKey = array_keys( $intervalarr );
-        $currentKey = end( $currentKey ); // get last index
-        if( $currentKey != $intervalix )
-          $intervalarr = array( $intervalix => ( $intervalarr[$currentKey] + 1 ));
-        if(( $recur['INTERVAL'] != $intervalarr[$intervalix] ) &&
-           ( 0 != $intervalarr[$intervalix] )) {
+        $currentKey = array_keys($intervalarr);
+        $currentKey = end($currentKey); // get last index
+        if ($currentKey != $intervalix)
+          $intervalarr = array($intervalix => ($intervalarr[$currentKey] + 1));
+        if (($recur['INTERVAL'] != $intervalarr[$intervalix]) &&
+           (0 != $intervalarr[$intervalix])) {
             /* step up date */
     //echo "skip: ".implode('-',$wdate)." ix=$intervalix old=$currentKey interval=".$intervalarr[$intervalix]."<br />\n";//test
-          $this->_stepdate( $wdate, $wdatets, $step);
+          $this->_stepdate($wdate, $wdatets, $step);
           continue;
         }
         else // continue within the selected interval
@@ -5020,69 +5020,69 @@ 
    //echo "cont: ".implode('-',$wdate)." ix=$intervalix old=$currentKey interval=".$intervalarr[$intervalix]."<br />\n";//test
       }
       $updateOK = TRUE;
-      if( $updateOK && isset( $recur['BYMONTH'] ))
-        $updateOK = $this->_recurBYcntcheck( $recur['BYMONTH']
+      if ($updateOK && isset($recur['BYMONTH']))
+        $updateOK = $this->_recurBYcntcheck($recur['BYMONTH']
                                            , $wdate['month']
                                            ,($wdate['month'] - 13));
-      if( $updateOK && isset( $recur['BYWEEKNO'] ))
-        $updateOK = $this->_recurBYcntcheck( $recur['BYWEEKNO']
+      if ($updateOK && isset($recur['BYWEEKNO']))
+        $updateOK = $this->_recurBYcntcheck($recur['BYWEEKNO']
                                            , $daycnts[$wdate['month']][$wdate['day']]['weekno_up']
-                                           , $daycnts[$wdate['month']][$wdate['day']]['weekno_down'] );
-      if( $updateOK && isset( $recur['BYYEARDAY'] ))
-        $updateOK = $this->_recurBYcntcheck( $recur['BYYEARDAY']
+                                           , $daycnts[$wdate['month']][$wdate['day']]['weekno_down']);
+      if ($updateOK && isset($recur['BYYEARDAY']))
+        $updateOK = $this->_recurBYcntcheck($recur['BYYEARDAY']
                                            , $daycnts[$wdate['month']][$wdate['day']]['yearcnt_up']
-                                           , $daycnts[$wdate['month']][$wdate['day']]['yearcnt_down'] );
-      if( $updateOK && isset( $recur['BYMONTHDAY'] ))
-        $updateOK = $this->_recurBYcntcheck( $recur['BYMONTHDAY']
+                                           , $daycnts[$wdate['month']][$wdate['day']]['yearcnt_down']);
+      if ($updateOK && isset($recur['BYMONTHDAY']))
+        $updateOK = $this->_recurBYcntcheck($recur['BYMONTHDAY']
                                            , $wdate['day']
-                                           , $daycnts[$wdate['month']][$wdate['day']]['monthcnt_down'] );
+                                           , $daycnts[$wdate['month']][$wdate['day']]['monthcnt_down']);
     //echo "efter BYMONTHDAY: ".implode('-',$wdate).' status: '; echo ($updateOK) ? 'TRUE' : 'FALSE'; echo "<br />\n";//test###
-      if( $updateOK && isset( $recur['BYDAY'] )) {
+      if ($updateOK && isset($recur['BYDAY'])) {
         $updateOK = FALSE;
         $m = $wdate['month'];
         $d = $wdate['day'];
-        if( isset( $recur['BYDAY']['DAY'] )) { // single day, opt with year/month day order no
-          $daynoexists = $daynosw = $daynamesw =  FALSE;
-          if( $recur['BYDAY']['DAY'] == $daycnts[$m][$d]['DAY'] )
+        if (isset($recur['BYDAY']['DAY'])) { // single day, opt with year/month day order no
+          $daynoexists = $daynosw = $daynamesw = FALSE;
+          if ($recur['BYDAY']['DAY'] == $daycnts[$m][$d]['DAY'])
             $daynamesw = TRUE;
-          if( isset( $recur['BYDAY'][0] )) {
+          if (isset($recur['BYDAY'][0])) {
             $daynoexists = TRUE;
-            if(( isset( $recur['FREQ'] ) && ( $recur['FREQ'] == 'MONTHLY' )) || isset( $recur['BYMONTH'] ))
-              $daynosw = $this->_recurBYcntcheck( $recur['BYDAY'][0]
+            if ((isset($recur['FREQ']) && ($recur['FREQ'] == 'MONTHLY')) || isset($recur['BYMONTH']))
+              $daynosw = $this->_recurBYcntcheck($recur['BYDAY'][0]
                                                 , $daycnts[$m][$d]['monthdayno_up']
-                                                , $daycnts[$m][$d]['monthdayno_down'] );
-            elseif( isset( $recur['FREQ'] ) && ( $recur['FREQ'] == 'YEARLY' ))
-              $daynosw = $this->_recurBYcntcheck( $recur['BYDAY'][0]
+                                                , $daycnts[$m][$d]['monthdayno_down']);
+            elseif (isset($recur['FREQ']) && ($recur['FREQ'] == 'YEARLY'))
+              $daynosw = $this->_recurBYcntcheck($recur['BYDAY'][0]
                                                 , $daycnts[$m][$d]['yeardayno_up']
-                                                , $daycnts[$m][$d]['yeardayno_down'] );
+                                                , $daycnts[$m][$d]['yeardayno_down']);
           }
-          if((  $daynoexists &&  $daynosw && $daynamesw ) ||
-             ( !$daynoexists && !$daynosw && $daynamesw )) {
+          if (($daynoexists && $daynosw && $daynamesw) ||
+             (!$daynoexists && !$daynosw && $daynamesw)) {
             $updateOK = TRUE;
           }
         //echo "daynoexists:$daynoexists daynosw:$daynosw daynamesw:$daynamesw<br />\n"; // test ###
         }
         else {
-          foreach( $recur['BYDAY'] as $bydayvalue ) {
+          foreach ($recur['BYDAY'] as $bydayvalue) {
             $daynoexists = $daynosw = $daynamesw = FALSE;
-            if( isset( $bydayvalue['DAY'] ) &&
-                     ( $bydayvalue['DAY'] == $daycnts[$m][$d]['DAY'] ))
+            if (isset($bydayvalue['DAY']) &&
+                     ($bydayvalue['DAY'] == $daycnts[$m][$d]['DAY']))
               $daynamesw = TRUE;
-            if( isset( $bydayvalue[0] )) {
+            if (isset($bydayvalue[0])) {
               $daynoexists = TRUE;
-              if(( isset( $recur['FREQ'] ) && ( $recur['FREQ'] == 'MONTHLY' )) ||
-                   isset( $recur['BYMONTH'] ))
-                $daynosw = $this->_recurBYcntcheck( $bydayvalue['0']
+              if ((isset($recur['FREQ']) && ($recur['FREQ'] == 'MONTHLY')) ||
+                   isset($recur['BYMONTH']))
+                $daynosw = $this->_recurBYcntcheck($bydayvalue['0']
                                                   , $daycnts[$m][$d]['monthdayno_up']
-                                                  , $daycnts[$m][$d]['monthdayno_down'] );
-              elseif( isset( $recur['FREQ'] ) && ( $recur['FREQ'] == 'YEARLY' ))
-                $daynosw = $this->_recurBYcntcheck( $bydayvalue['0']
+                                                  , $daycnts[$m][$d]['monthdayno_down']);
+              elseif (isset($recur['FREQ']) && ($recur['FREQ'] == 'YEARLY'))
+                $daynosw = $this->_recurBYcntcheck($bydayvalue['0']
                                                   , $daycnts[$m][$d]['yeardayno_up']
-                                                  , $daycnts[$m][$d]['yeardayno_down'] );
+                                                  , $daycnts[$m][$d]['yeardayno_down']);
             }
         //echo "daynoexists:$daynoexists daynosw:$daynosw daynamesw:$daynamesw<br />\n"; // test ###
-            if((  $daynoexists &&  $daynosw && $daynamesw ) ||
-               ( !$daynoexists && !$daynosw && $daynamesw )) {
+            if (($daynoexists && $daynosw && $daynamesw) ||
+               (!$daynoexists && !$daynosw && $daynamesw)) {
               $updateOK = TRUE;
               break;
             }
@@ -5091,25 +5091,25 @@ 
       }
       //echo "efter BYDAY: ".implode('-',$wdate).' status: '; echo ($updateOK) ? 'TRUE' : 'FALSE'; echo "<br />\n"; // test ###
             /* check BYSETPOS */
-      if( $updateOK ) {
-        if( isset( $recur['BYSETPOS'] ) &&
-          ( in_array( $recur['FREQ'], array( 'YEARLY', 'MONTHLY', 'WEEKLY', 'DAILY' )))) {
-          if( isset( $recur['WEEKLY'] )) {
-            if( $bysetposWold == $daycnts[$wdate['month']][$wdate['day']]['weekno_up'] )
+      if ($updateOK) {
+        if (isset($recur['BYSETPOS']) &&
+          (in_array($recur['FREQ'], array('YEARLY', 'MONTHLY', 'WEEKLY', 'DAILY')))) {
+          if (isset($recur['WEEKLY'])) {
+            if ($bysetposWold == $daycnts[$wdate['month']][$wdate['day']]['weekno_up'])
               $bysetposw1[] = $wdatets;
             else
               $bysetposw2[] = $wdatets;
           }
           else {
-            if(( isset( $recur['FREQ'] ) && ( 'YEARLY'      == $recur['FREQ'] )  &&
-                                            ( $bysetposYold == $wdate['year'] ))   ||
-               ( isset( $recur['FREQ'] ) && ( 'MONTHLY'     == $recur['FREQ'] )  &&
-                                           (( $bysetposYold == $wdate['year'] )  &&
-                                            ( $bysetposMold == $wdate['month'] ))) ||
-               ( isset( $recur['FREQ'] ) && ( 'MONTHLY'     == $recur['FREQ'] )  &&
-                                           (( $bysetposYold == $wdate['year'] )  &&
-                                            ( $bysetposMold == $wdate['month'])  &&
-                                            ( $bysetposDold == $wdate['sday'] ))))
+            if ((isset($recur['FREQ']) && ('YEARLY' == $recur['FREQ']) &&
+                                            ($bysetposYold == $wdate['year'])) ||
+               (isset($recur['FREQ']) && ('MONTHLY' == $recur['FREQ']) &&
+                                           (($bysetposYold == $wdate['year']) &&
+                                            ($bysetposMold == $wdate['month']))) ||
+               (isset($recur['FREQ']) && ('MONTHLY' == $recur['FREQ']) &&
+                                           (($bysetposYold == $wdate['year']) &&
+                                            ($bysetposMold == $wdate['month']) &&
+                                            ($bysetposDold == $wdate['sday']))))
               $bysetposymd1[] = $wdatets;
             else
               $bysetposymd2[] = $wdatets;
@@ -5118,7 +5118,7 @@ 
         else {
             /* update result array if BYSETPOS is set */
           $countcnt++;
-          if( $startdatets <= $wdatets ) { // only output within period
+          if ($startdatets <= $wdatets) { // only output within period
             $result[$wdatets] = TRUE;
           //echo "recur ".implode('-',$this->_date_time_string(date('Y-m-d H:i:s',$wdatets),6))."<br />\n";//test
           }
@@ -5127,39 +5127,39 @@ 
         }
       }
             /* step up date */
-      $this->_stepdate( $wdate, $wdatets, $step);
+      $this->_stepdate($wdate, $wdatets, $step);
             /* check if BYSETPOS is set for updating result array */
-      if( $updateOK && isset( $recur['BYSETPOS'] )) {
+      if ($updateOK && isset($recur['BYSETPOS'])) {
         $bysetpos       = FALSE;
-        if( isset( $recur['FREQ'] ) && ( 'YEARLY'  == $recur['FREQ'] ) &&
-          ( $bysetposYold != $wdate['year'] )) {
+        if (isset($recur['FREQ']) && ('YEARLY' == $recur['FREQ']) &&
+          ($bysetposYold != $wdate['year'])) {
           $bysetpos     = TRUE;
           $bysetposYold = $wdate['year'];
         }
-        elseif( isset( $recur['FREQ'] ) && ( 'MONTHLY' == $recur['FREQ'] &&
-         (( $bysetposYold != $wdate['year'] ) || ( $bysetposMold != $wdate['month'] )))) {
+        elseif (isset($recur['FREQ']) && ('MONTHLY' == $recur['FREQ'] &&
+         (($bysetposYold != $wdate['year']) || ($bysetposMold != $wdate['month'])))) {
           $bysetpos     = TRUE;
           $bysetposYold = $wdate['year'];
           $bysetposMold = $wdate['month'];
         }
-        elseif( isset( $recur['FREQ'] ) && ( 'WEEKLY'  == $recur['FREQ'] )) {
-          $weekno = (int) date( 'W', mktime( 0, 0, $wkst, $wdate['month'], $wdate['day'], $wdate['year']));
-          if( $bysetposWold != $weekno ) {
+        elseif (isset($recur['FREQ']) && ('WEEKLY' == $recur['FREQ'])) {
+          $weekno = (int) date('W', mktime(0, 0, $wkst, $wdate['month'], $wdate['day'], $wdate['year']));
+          if ($bysetposWold != $weekno) {
             $bysetposWold = $weekno;
             $bysetpos     = TRUE;
           }
         }
-        elseif( isset( $recur['FREQ'] ) && ( 'DAILY'   == $recur['FREQ'] ) &&
-         (( $bysetposYold != $wdate['year'] )  ||
-          ( $bysetposMold != $wdate['month'] ) ||
-          ( $bysetposDold != $wdate['sday'] ))) {
+        elseif (isset($recur['FREQ']) && ('DAILY' == $recur['FREQ']) &&
+         (($bysetposYold != $wdate['year']) ||
+          ($bysetposMold != $wdate['month']) ||
+          ($bysetposDold != $wdate['sday']))) {
           $bysetpos     = TRUE;
           $bysetposYold = $wdate['year'];
           $bysetposMold = $wdate['month'];
           $bysetposDold = $wdate['day'];
         }
-        if( $bysetpos ) {
-          if( isset( $recur['BYWEEKNO'] )) {
+        if ($bysetpos) {
+          if (isset($recur['BYWEEKNO'])) {
             $bysetposarr1 = & $bysetposw1;
             $bysetposarr2 = & $bysetposw2;
           }
@@ -5167,18 +5167,18 @@ 
             $bysetposarr1 = & $bysetposymd1;
             $bysetposarr2 = & $bysetposymd2;
           }
-          foreach( $recur['BYSETPOS'] as $ix ) {
-            if( 0 > $ix ) // both positive and negative BYSETPOS allowed
-              $ix = ( count( $bysetposarr1 ) + $ix + 1);
+          foreach ($recur['BYSETPOS'] as $ix) {
+            if (0 > $ix) // both positive and negative BYSETPOS allowed
+              $ix = (count($bysetposarr1) + $ix + 1);
             $ix--;
-            if( isset( $bysetposarr1[$ix] )) {
-              if( $startdatets <= $bysetposarr1[$ix] ) { // only output within period
+            if (isset($bysetposarr1[$ix])) {
+              if ($startdatets <= $bysetposarr1[$ix]) { // only output within period
                 $result[$bysetposarr1[$ix]] = TRUE;
        //echo "recur ".implode('-',$this->_date_time_string(date('Y-m-d H:i:s',$bysetposarr1[$ix]),6))."<br />\n";//test
               }
               $countcnt++;
             }
-            if( isset( $recur['COUNT'] ) && ( $countcnt >= $recur['COUNT'] ))
+            if (isset($recur['COUNT']) && ($countcnt >= $recur['COUNT']))
               break;
           }
           $bysetposarr1 = $bysetposarr2;
@@ -5187,18 +5187,18 @@ 
       }
     }
   }
-  function _recurBYcntcheck( $BYvalue, $upValue, $downValue ) {
-    if( is_array( $BYvalue ) &&
-      ( in_array( $upValue, $BYvalue ) || in_array( $downValue, $BYvalue )))
+  function _recurBYcntcheck($BYvalue, $upValue, $downValue) {
+    if (is_array($BYvalue) &&
+      (in_array($upValue, $BYvalue) || in_array($downValue, $BYvalue)))
       return TRUE;
-    elseif(( $BYvalue == $upValue ) || ( $BYvalue == $downValue ))
+    elseif (($BYvalue == $upValue) || ($BYvalue == $downValue))
       return TRUE;
     else
       return FALSE;
   }
-  function _recurIntervalIx( $freq, $date, $wkst ) {
+  function _recurIntervalIx($freq, $date, $wkst) {
             /* create interval index */
-    switch( $freq ) {
+    switch ($freq) {
       case 'YEARLY':
         $intervalix = $date['year'];
         break;
@@ -5206,8 +5206,8 @@ 
         $intervalix = $date['year'].'-'.$date['month'];
         break;
       case 'WEEKLY':
-        $wdatets    = $this->_date2timestamp( $date );
-        $intervalix = (int) date( 'W', ( $wdatets + $wkst ));
+        $wdatets    = $this->_date2timestamp($date);
+        $intervalix = (int) date('W', ($wdatets + $wkst));
        break;
       case 'DAILY':
            default:
@@ -5224,22 +5224,22 @@ 
  * @param array $rexrule
  * @return array
  */
-  function _setRexrule( $rexrule ) {
-    $input          = array();
-    if( empty( $rexrule ))
+  function _setRexrule($rexrule) {
+    $input = array();
+    if (empty($rexrule))
       return $input;
-    foreach( $rexrule as $rexrulelabel => $rexrulevalue ) {
-      $rexrulelabel = strtoupper( $rexrulelabel );
-      if( 'UNTIL'  != $rexrulelabel )
+    foreach ($rexrule as $rexrulelabel => $rexrulevalue) {
+      $rexrulelabel = strtoupper($rexrulelabel);
+      if ('UNTIL' != $rexrulelabel)
         $input[$rexrulelabel]   = $rexrulevalue;
       else {
-        if( $this->_isArrayTimestampDate( $rexrulevalue )) // timestamp date
-          $input[$rexrulelabel] = $this->_timestamp2date( $rexrulevalue, 6 );
-        elseif( $this->_isArrayDate( $rexrulevalue )) // date-time
-          $input[$rexrulelabel] = $this->_date_time_array( $rexrulevalue, 6 );
-        elseif( 8 <= strlen( trim( $rexrulevalue ))) // ex. 2006-08-03 10:12:18
-          $input[$rexrulelabel] = $this->_date_time_string( $rexrulevalue );
-        if(( 3 < count( $input[$rexrulelabel] )) && !isset( $input[$rexrulelabel]['tz'] ))
+        if ($this->_isArrayTimestampDate($rexrulevalue)) // timestamp date
+          $input[$rexrulelabel] = $this->_timestamp2date($rexrulevalue, 6);
+        elseif ($this->_isArrayDate($rexrulevalue)) // date-time
+          $input[$rexrulelabel] = $this->_date_time_array($rexrulevalue, 6);
+        elseif (8 <= strlen(trim($rexrulevalue))) // ex. 2006-08-03 10:12:18
+          $input[$rexrulelabel] = $this->_date_time_string($rexrulevalue);
+        if ((3 < count($input[$rexrulelabel])) && !isset($input[$rexrulelabel]['tz']))
           $input[$rexrulelabel]['tz'] = 'Z';
       }
     }
@@ -5260,85 +5260,85 @@ 
  * @param string $caller optional
  * @return array
  */
-  function _setDate( $year, $month=FALSE, $day=FALSE, $hour=FALSE, $min=FALSE, $sec=FALSE, $tz=FALSE, $params=FALSE, $caller=null ) {
+  function _setDate($year, $month = FALSE, $day = FALSE, $hour = FALSE, $min = FALSE, $sec = FALSE, $tz = FALSE, $params = FALSE, $caller = null) {
     $input = $parno = null;
-    $localtime = (( 'dtstart' == $caller ) && in_array( $this->objName, array( 'vtimezone', 'standard', 'daylight' ))) ? TRUE : FALSE;
-    if( $this->_isArrayDate( $year )) {
-      if( $localtime ) unset ( $month['VALUE'], $month['TZID'] );
-      $input['params'] = $this->_setParams( $month, array( 'VALUE' => 'DATE-TIME' ));
-      if( isset( $input['params']['TZID'] )) {
+    $localtime = (('dtstart' == $caller) && in_array($this->objName, array('vtimezone', 'standard', 'daylight'))) ? TRUE : FALSE;
+    if ($this->_isArrayDate($year)) {
+      if ($localtime) unset ($month['VALUE'], $month['TZID']);
+      $input['params'] = $this->_setParams($month, array('VALUE' => 'DATE-TIME'));
+      if (isset($input['params']['TZID'])) {
         $input['params']['VALUE'] = 'DATE-TIME';
-        unset( $year['tz'] );
+        unset($year['tz']);
       }
-      $hitval          = (( !empty( $year['tz'] ) || !empty( $year[6] ))) ? 7 : 6;
-      $parno           = $this->_existRem( $input['params'], 'VALUE', 'DATE-TIME', $hitval );
-      $parno           = $this->_existRem( $input['params'], 'VALUE', 'DATE', 3, count( $year ), $parno );
-      $input['value']  = $this->_date_time_array( $year, $parno );
-    }
-    elseif( $this->_isArrayTimestampDate( $year )) {
-      if( $localtime ) unset ( $month['VALUE'], $month['TZID'] );
-      $input['params'] = $this->_setParams( $month, array( 'VALUE' => 'DATE-TIME' ));
-      if( isset( $input['params']['TZID'] )) {
+      $hitval          = ((!empty($year['tz']) || !empty($year[6]))) ? 7 : 6;
+      $parno           = $this->_existRem($input['params'], 'VALUE', 'DATE-TIME', $hitval);
+      $parno           = $this->_existRem($input['params'], 'VALUE', 'DATE', 3, count($year), $parno);
+      $input['value']  = $this->_date_time_array($year, $parno);
+    }
+    elseif ($this->_isArrayTimestampDate($year)) {
+      if ($localtime) unset ($month['VALUE'], $month['TZID']);
+      $input['params'] = $this->_setParams($month, array('VALUE' => 'DATE-TIME'));
+      if (isset($input['params']['TZID'])) {
         $input['params']['VALUE'] = 'DATE-TIME';
-        unset( $year['tz'] );
+        unset($year['tz']);
       }
-      $parno           = $this->_existRem( $input['params'], 'VALUE', 'DATE', 3 );
-      $hitval          = ( isset( $year['tz'] )) ? 7 : 6;
-      $parno           = $this->_existRem( $input['params'], 'VALUE', 'DATE-TIME', $hitval, $parno );
-      $input['value']  = $this->_timestamp2date( $year, $parno );
-    }
-    elseif( 8 <= strlen( trim( $year ))) { // ex. 2006-08-03 10:12:18
-      if( $localtime ) unset ( $month['VALUE'], $month['TZID'] );
-      $input['params'] = $this->_setParams( $month, array( 'VALUE' => 'DATE-TIME' ));
-      if( isset( $input['params']['TZID'] )) {
+      $parno           = $this->_existRem($input['params'], 'VALUE', 'DATE', 3);
+      $hitval          = (isset($year['tz'])) ? 7 : 6;
+      $parno           = $this->_existRem($input['params'], 'VALUE', 'DATE-TIME', $hitval, $parno);
+      $input['value']  = $this->_timestamp2date($year, $parno);
+    }
+    elseif (8 <= strlen(trim($year))) { // ex. 2006-08-03 10:12:18
+      if ($localtime) unset ($month['VALUE'], $month['TZID']);
+      $input['params'] = $this->_setParams($month, array('VALUE' => 'DATE-TIME'));
+      if (isset($input['params']['TZID'])) {
         $input['params']['VALUE'] = 'DATE-TIME';
         $parno = 6;
       }
-      $parno           = $this->_existRem( $input['params'], 'VALUE', 'DATE-TIME', 7, $parno );
-      $parno           = $this->_existRem( $input['params'], 'VALUE', 'DATE', 3, $parno, $parno );
-      $input['value']  = $this->_date_time_string( $year, $parno );
+      $parno           = $this->_existRem($input['params'], 'VALUE', 'DATE-TIME', 7, $parno);
+      $parno           = $this->_existRem($input['params'], 'VALUE', 'DATE', 3, $parno, $parno);
+      $input['value']  = $this->_date_time_string($year, $parno);
     }
     else {
-      if( is_array( $params )) {
-        if( $localtime ) unset ( $params['VALUE'], $params['TZID'] );
-        $input['params'] = $this->_setParams( $params, array( 'VALUE' => 'DATE-TIME' ));
+      if (is_array($params)) {
+        if ($localtime) unset ($params['VALUE'], $params['TZID']);
+        $input['params'] = $this->_setParams($params, array('VALUE' => 'DATE-TIME'));
       }
-      elseif( is_array( $tz )) {
-        $input['params'] = $this->_setParams( $tz,     array( 'VALUE' => 'DATE-TIME' ));
+      elseif (is_array($tz)) {
+        $input['params'] = $this->_setParams($tz, array('VALUE' => 'DATE-TIME'));
         $tz = FALSE;
       }
-      elseif( is_array( $hour )) {
-        $input['params'] = $this->_setParams( $hour,   array( 'VALUE' => 'DATE-TIME' ));
+      elseif (is_array($hour)) {
+        $input['params'] = $this->_setParams($hour, array('VALUE' => 'DATE-TIME'));
         $hour = $min = $sec = $tz = FALSE;
       }
-      if( isset( $input['params']['TZID'] )) {
+      if (isset($input['params']['TZID'])) {
         $tz            = null;
         $input['params']['VALUE'] = 'DATE-TIME';
       }
-      $parno           = $this->_existRem( $input['params'], 'VALUE', 'DATE', 3 );
-      $hitval          = ( !empty( $tz )) ? 7 : 6;
-      $parno           = $this->_existRem( $input['params'], 'VALUE', 'DATE-TIME', $hitval, $parno, $parno );
-      $input['value']  = array( 'year'  => $year, 'month' => $month, 'day'   => $day );
-      if( 3 != $parno ) {
-        $input['value']['hour'] = ( $hour ) ? $hour : '0';
-        $input['value']['min']  = ( $min )  ? $min  : '0';
-        $input['value']['sec']  = ( $sec )  ? $sec  : '0';
-        if( !empty( $tz ))
+      $parno           = $this->_existRem($input['params'], 'VALUE', 'DATE', 3);
+      $hitval          = (!empty($tz)) ? 7 : 6;
+      $parno           = $this->_existRem($input['params'], 'VALUE', 'DATE-TIME', $hitval, $parno, $parno);
+      $input['value']  = array('year'  => $year, 'month' => $month, 'day'   => $day);
+      if (3 != $parno) {
+        $input['value']['hour'] = ($hour) ? $hour : '0';
+        $input['value']['min']  = ($min) ? $min : '0';
+        $input['value']['sec']  = ($sec) ? $sec : '0';
+        if (!empty($tz))
           $input['value']['tz'] = $tz;
       }
     }
-    if( 3 == $parno ) {
+    if (3 == $parno) {
       $input['params']['VALUE'] = 'DATE';
-      unset( $input['value']['tz'] );
-      unset( $input['params']['TZID'] );
+      unset($input['value']['tz']);
+      unset($input['params']['TZID']);
     }
-    elseif( isset( $input['params']['TZID'] ))
-      unset( $input['value']['tz'] );
-    if( $localtime ) unset( $input['value']['tz'], $input['params']['TZID'] );
-    if( isset( $input['value']['tz'] ))
+    elseif (isset($input['params']['TZID']))
+      unset($input['value']['tz']);
+    if ($localtime) unset($input['value']['tz'], $input['params']['TZID']);
+    if (isset($input['value']['tz']))
       $input['value']['tz'] = (string) $input['value']['tz'];
-    if( !empty( $input['value']['tz'] ) && ( 'Z' != $input['value']['tz'] ) &&
-      ( !$this->_isOffset( $input['value']['tz'] )))
+    if (!empty($input['value']['tz']) && ('Z' != $input['value']['tz']) &&
+      (!$this->_isOffset($input['value']['tz'])))
       $input['params']['TZID'] = $input['value']['tz'];
     return $input;
   }
@@ -5356,37 +5356,37 @@ 
  * @param array $params optional
  * @return array
  */
-  function _setDate2( $year, $month=FALSE, $day=FALSE, $hour=FALSE, $min=FALSE, $sec=FALSE, $params=FALSE ) {
+  function _setDate2($year, $month = FALSE, $day = FALSE, $hour = FALSE, $min = FALSE, $sec = FALSE, $params = FALSE) {
     $input = null;
-    if( $this->_isArrayDate( $year )) {
-      $input['value']  = $this->_date_time_array( $year, 7 );
-      $input['params'] = $this->_setParams( $month, array( 'VALUE' => 'DATE-TIME' ) );
+    if ($this->_isArrayDate($year)) {
+      $input['value']  = $this->_date_time_array($year, 7);
+      $input['params'] = $this->_setParams($month, array('VALUE' => 'DATE-TIME'));
     }
-    elseif( $this->_isArrayTimestampDate( $year )) {
-      $input['value']  = $this->_timestamp2date( $year, 7 );
-      $input['params'] = $this->_setParams( $month, array( 'VALUE' => 'DATE-TIME' ) );
+    elseif ($this->_isArrayTimestampDate($year)) {
+      $input['value']  = $this->_timestamp2date($year, 7);
+      $input['params'] = $this->_setParams($month, array('VALUE' => 'DATE-TIME'));
     }
-    elseif( 8 <= strlen( trim( $year ))) { // ex. 2006-08-03 10:12:18
-      $input['value']  = $this->_date_time_string( $year, 7 );
-      $input['params'] = $this->_setParams( $month, array( 'VALUE' => 'DATE-TIME' ) );
+    elseif (8 <= strlen(trim($year))) { // ex. 2006-08-03 10:12:18
+      $input['value']  = $this->_date_time_string($year, 7);
+      $input['params'] = $this->_setParams($month, array('VALUE' => 'DATE-TIME'));
     }
     else {
-      $input['value']  = array( 'year'  => $year
+      $input['value']  = array('year'  => $year
                               , 'month' => $month
                               , 'day'   => $day
                               , 'hour'  => $hour
                               , 'min'   => $min
-                              , 'sec'   => $sec );
-      $input['params'] = $this->_setParams( $params, array( 'VALUE' => 'DATE-TIME' ));
+                              , 'sec'   => $sec);
+      $input['params'] = $this->_setParams($params, array('VALUE' => 'DATE-TIME'));
     }
-    $parno = $this->_existRem( $input['params'], 'VALUE', 'DATE-TIME', 7 ); // remove default
-    if( !isset( $input['value']['hour'] ))
+    $parno = $this->_existRem($input['params'], 'VALUE', 'DATE-TIME', 7); // remove default
+    if (!isset($input['value']['hour']))
       $input['value']['hour'] = 0;
-    if( !isset( $input['value']['min'] ))
+    if (!isset($input['value']['min']))
       $input['value']['min'] = 0;
-    if( !isset( $input['value']['sec'] ))
+    if (!isset($input['value']['sec']))
       $input['value']['sec'] = 0;
-    if( !isset( $input['value']['tz'] ) || !$this->_isOffset( $input['value']['tz'] ))
+    if (!isset($input['value']['tz']) || !$this->_isOffset($input['value']['tz']))
       $input['value']['tz'] = 'Z';
     return $input;
   }
@@ -5402,18 +5402,18 @@ 
  * @param int $index
  * @return void
  */
-  function _setMval( & $valArr, $value, $params=FALSE, $defaults=FALSE, $index=FALSE ) {
-    if( !is_array( $valArr )) $valArr = array();
-    if( $index )
+  function _setMval(& $valArr, $value, $params = FALSE, $defaults = FALSE, $index = FALSE) {
+    if (!is_array($valArr)) $valArr = array();
+    if ($index)
       $index = $index - 1;
-    elseif( 0 < count( $valArr )) {
-      $index = end( array_keys( $valArr ));
+    elseif (0 < count($valArr)) {
+      $index = end(array_keys($valArr));
       $index += 1;
     }
     else
       $index = 0;
-    $valArr[$index] = array( 'value' => $value, 'params' => $this->_setParams( $params, $defaults ));
-    ksort( $valArr );
+    $valArr[$index] = array('value' => $value, 'params' => $this->_setParams($params, $defaults));
+    ksort($valArr);
   }
 /**
  * set input (formatted) parameters- component property attributes
@@ -5426,31 +5426,31 @@ 
  * @param array $defaults
  * @return array
  */
-  function _setParams( $params, $defaults=FALSE ) {
-    if( !is_array( $params))
+  function _setParams($params, $defaults = FALSE) {
+    if (!is_array($params))
       $params = array();
     $input = array();
-    foreach( $params as $paramKey => $paramValue ) {
-      if( is_array( $paramValue )) {
-        foreach( $paramValue as $pkey => $pValue ) {
-          if(( '"' == substr( $pValue, 0, 1 )) && ( '"' == substr( $pValue, -1 )))
-            $paramValue[$pkey] = substr( $pValue, 1, ( strlen( $pValue ) - 2 ));
+    foreach ($params as $paramKey => $paramValue) {
+      if (is_array($paramValue)) {
+        foreach ($paramValue as $pkey => $pValue) {
+          if (('"' == substr($pValue, 0, 1)) && ('"' == substr($pValue, -1)))
+            $paramValue[$pkey] = substr($pValue, 1, (strlen($pValue) - 2));
         }
       }
-      elseif(( '"' == substr( $paramValue, 0, 1 )) && ( '"' == substr( $paramValue, -1 )))
-        $paramValue = substr( $paramValue, 1, ( strlen( $paramValue ) - 2 ));
-      if( 'VALUE' == strtoupper( $paramKey ))
-        $input['VALUE']                 = strtoupper( $paramValue );
+      elseif (('"' == substr($paramValue, 0, 1)) && ('"' == substr($paramValue, -1)))
+        $paramValue = substr($paramValue, 1, (strlen($paramValue) - 2));
+      if ('VALUE' == strtoupper($paramKey))
+        $input['VALUE']                 = strtoupper($paramValue);
       else
-        $input[strtoupper( $paramKey )] = $paramValue;
+        $input[strtoupper($paramKey)] = $paramValue;
     }
-    if( is_array( $defaults )) {
-      foreach( $defaults as $paramKey => $paramValue ) {
-        if( !isset( $input[$paramKey] ))
+    if (is_array($defaults)) {
+      foreach ($defaults as $paramKey => $paramValue) {
+        if (!isset($input[$paramKey]))
           $input[$paramKey] = $paramValue;
       }
     }
-    return (0 < count( $input )) ? $input : null;
+    return (0 < count($input)) ? $input : null;
   }
 /**
  * step date, return updated date, array and timpstamp
@@ -5462,13 +5462,13 @@ 
  * @param array $step, default array( 'day' => 1 )
  * @return void
  */
-  function _stepdate( &$date, &$timestamp, $step=array( 'day' => 1 )) {
-    foreach( $step as $stepix => $stepvalue )
+  function _stepdate(&$date, &$timestamp, $step = array('day' => 1)) {
+    foreach ($step as $stepix => $stepvalue)
       $date[$stepix] += $stepvalue;
-    $timestamp  = $this->_date2timestamp( $date );
-    $date       = $this->_timestamp2date( $timestamp, 6 );
-    foreach( $date as $k => $v ) {
-      if( ctype_digit( $v ))
+    $timestamp  = $this->_date2timestamp($date);
+    $date       = $this->_timestamp2date($timestamp, 6);
+    foreach ($date as $k => $v) {
+      if (ctype_digit($v))
         $date[$k] = (int) $v;
     }
   }
@@ -5481,20 +5481,20 @@ 
  * @param int $parno
  * @return array
  */
-  function _timestamp2date( $timestamp, $parno=6 ) {
-    if( is_array( $timestamp )) {
-      if(( 7 == $parno ) && !empty( $timestamp['tz'] ))
+  function _timestamp2date($timestamp, $parno = 6) {
+    if (is_array($timestamp)) {
+      if ((7 == $parno) && !empty($timestamp['tz']))
         $tz = $timestamp['tz'];
       $timestamp = $timestamp['timestamp'];
     }
-    $output = array( 'year'  => date( 'Y', $timestamp )
-                   , 'month' => date( 'm', $timestamp )
-                   , 'day'   => date( 'd', $timestamp ));
-    if( 3 != $parno ) {
-             $output['hour'] =  date( 'H', $timestamp );
-             $output['min']  =  date( 'i', $timestamp );
-             $output['sec']  =  date( 's', $timestamp );
-      if( isset( $tz ))
+    $output = array('year'  => date('Y', $timestamp)
+                   , 'month' => date('m', $timestamp)
+                   , 'day'   => date('d', $timestamp));
+    if (3 != $parno) {
+             $output['hour'] = date('H', $timestamp);
+             $output['min']  = date('i', $timestamp);
+             $output['sec']  = date('s', $timestamp);
+      if (isset($tz))
         $output['tz'] = $tz;
     }
     return $output;
@@ -5507,19 +5507,19 @@ 
  * @param string $offset
  * @return integer
  */
-  function _tz2offset( $tz ) {
-    $tz           = trim( (string) $tz );
+  function _tz2offset($tz) {
+    $tz           = trim((string) $tz);
     $offset       = 0;
-    if(((     5  != strlen( $tz )) && ( 7  != strlen( $tz ))) ||
-       ((    '+' != substr( $tz, 0, 1 )) && ( '-' != substr( $tz, 0, 1 ))) ||
-       (( '0000' >= substr( $tz, 1, 4 )) && ( '9999' < substr( $tz, 1, 4 ))) ||
-           (( 7  == strlen( $tz )) && ( '00' > substr( $tz, 5, 2 )) && ( '99' < substr( $tz, 5, 2 ))))
+    if (((5 != strlen($tz)) && (7 != strlen($tz))) ||
+       (('+' != substr($tz, 0, 1)) && ('-' != substr($tz, 0, 1))) ||
+       (('0000' >= substr($tz, 1, 4)) && ('9999' < substr($tz, 1, 4))) ||
+           ((7 == strlen($tz)) && ('00' > substr($tz, 5, 2)) && ('99' < substr($tz, 5, 2))))
       return $offset;
-    $hours2sec    = (int) substr( $tz, 1, 2 ) * 3600;
-    $min2sec      = (int) substr( $tz, 3, 2 ) *   60;
-    $sec          = ( 7  == strlen( $tz )) ? (int) substr( $tz, -2 ) : '00';
+    $hours2sec    = (int) substr($tz, 1, 2) * 3600;
+    $min2sec      = (int) substr($tz, 3, 2) * 60;
+    $sec          = (7 == strlen($tz)) ? (int) substr($tz, -2) : '00';
     $offset       = $hours2sec + $min2sec + $sec;
-    $offset       = ('-' == substr( $tz, 0, 1 )) ? $offset : -1 * $offset;
+    $offset       = ('-' == substr($tz, 0, 1)) ? $offset : -1 * $offset;
     return $offset;
   }
 /*********************************************************************************/
@@ -5532,24 +5532,24 @@ 
  * @param string $config
  * @return value
  */
-  function getConfig( $config ) {
-    switch( strtoupper( $config )) {
+  function getConfig($config) {
+    switch (strtoupper($config)) {
       case 'ALLOWEMPTY':
         return $this->allowEmpty;
         break;
       case 'COMPSINFO':
-        unset( $this->compix );
+        unset($this->compix);
         $info = array();
-        if( isset( $this->components )) {
-          foreach( $this->components as $cix => $component ) {
-            if( empty( $component )) continue;
-            unset( $component->propix );
+        if (isset($this->components)) {
+          foreach ($this->components as $cix => $component) {
+            if (empty($component)) continue;
+            unset($component->propix);
             $info[$cix]['ordno'] = $cix + 1;
             $info[$cix]['type']  = $component->objName;
-            $info[$cix]['uid']   = $component->getProperty( 'uid' );
-            $info[$cix]['props'] = $component->getConfig( 'propinfo' );
-            $info[$cix]['sub']   = $component->getConfig( 'compsinfo' );
-            unset( $component->propix );
+            $info[$cix]['uid']   = $component->getProperty('uid');
+            $info[$cix]['props'] = $component->getConfig('propinfo');
+            $info[$cix]['sub']   = $component->getConfig('compsinfo');
+            unset($component->propix);
           }
         }
         return $info;
@@ -5567,58 +5567,58 @@ 
         break;
       case 'PROPINFO':
         $output = array();
-        if( !in_array( $this->objName, array( 'valarm', 'vtimezone', 'standard', 'daylight' ))) {
-          if( empty( $this->uid['value'] )) $this->_makeuid();
+        if (!in_array($this->objName, array('valarm', 'vtimezone', 'standard', 'daylight'))) {
+          if (empty($this->uid['value'])) $this->_makeuid();
                                               $output['UID']              = 1;
         }
-        if( !empty( $this->dtstamp ))         $output['DTSTAMP']          = 1;
-        if( !empty( $this->summary ))         $output['SUMMARY']          = 1;
-        if( !empty( $this->description ))     $output['DESCRIPTION']      = count( $this->description );
-        if( !empty( $this->dtstart ))         $output['DTSTART']          = 1;
-        if( !empty( $this->dtend ))           $output['DTEND']            = 1;
-        if( !empty( $this->due ))             $output['DUE']              = 1;
-        if( !empty( $this->duration ))        $output['DURATION']         = 1;
-        if( !empty( $this->rrule ))           $output['RRULE']            = count( $this->rrule );
-        if( !empty( $this->rdate ))           $output['RDATE']            = count( $this->rdate );
-        if( !empty( $this->exdate ))          $output['EXDATE']           = count( $this->exdate );
-        if( !empty( $this->exrule ))          $output['EXRULE']           = count( $this->exrule );
-        if( !empty( $this->action ))          $output['ACTION']           = 1;
-        if( !empty( $this->attach ))          $output['ATTACH']           = count( $this->attach );
-        if( !empty( $this->attendee ))        $output['ATTENDEE']         = count( $this->attendee );
-        if( !empty( $this->categories ))      $output['CATEGORIES']       = count( $this->categories );
-        if( !empty( $this->class ))           $output['CLASS']            = 1;
-        if( !empty( $this->comment ))         $output['COMMENT']          = count( $this->comment );
-        if( !empty( $this->completed ))       $output['COMPLETED']        = 1;
-        if( !empty( $this->contact ))         $output['CONTACT']          = count( $this->contact );
-        if( !empty( $this->created ))         $output['CREATED']          = 1;
-        if( !empty( $this->freebusy ))        $output['FREEBUSY']         = count( $this->freebusy );
-        if( !empty( $this->geo ))             $output['GEO']              = 1;
-        if( !empty( $this->lastmodified ))    $output['LAST-MODIFIED']    = 1;
-        if( !empty( $this->location ))        $output['LOCATION']         = 1;
-        if( !empty( $this->organizer ))       $output['ORGANIZER']        = 1;
-        if( !empty( $this->percentcomplete )) $output['PERCENT-COMPLETE'] = 1;
-        if( !empty( $this->priority ))        $output['PRIORITY']         = 1;
-        if( !empty( $this->recurrenceid ))    $output['RECURRENCE-ID']    = 1;
-        if( !empty( $this->relatedto ))       $output['RELATED-TO']       = count( $this->relatedto );
-        if( !empty( $this->repeat ))          $output['REPEAT']           = 1;
-        if( !empty( $this->requeststatus ))   $output['REQUEST-STATUS']   = count( $this->requeststatus );
-        if( !empty( $this->resources ))       $output['RESOURCES']        = count( $this->resources );
-        if( !empty( $this->sequence ))        $output['SEQUENCE']         = 1;
-        if( !empty( $this->status ))          $output['STATUS']           = 1;
-        if( !empty( $this->transp ))          $output['TRANSP']           = 1;
-        if( !empty( $this->trigger ))         $output['TRIGGER']          = 1;
-        if( !empty( $this->tzid ))            $output['TZID']             = 1;
-        if( !empty( $this->tzname ))          $output['TZNAME']           = count( $this->tzname );
-        if( !empty( $this->tzoffsetfrom ))    $output['TZOFFSETTFROM']    = 1;
-        if( !empty( $this->tzoffsetto ))      $output['TZOFFSETTO']       = 1;
-        if( !empty( $this->tzurl ))           $output['TZURL']            = 1;
-        if( !empty( $this->url ))             $output['URL']              = 1;
-        if( !empty( $this->xprop ))           $output['X-PROP']           = count( $this->xprop );
+        if (!empty($this->dtstamp))         $output['DTSTAMP']          = 1;
+        if (!empty($this->summary))         $output['SUMMARY']          = 1;
+        if (!empty($this->description))     $output['DESCRIPTION']      = count($this->description);
+        if (!empty($this->dtstart))         $output['DTSTART']          = 1;
+        if (!empty($this->dtend))           $output['DTEND']            = 1;
+        if (!empty($this->due))             $output['DUE']              = 1;
+        if (!empty($this->duration))        $output['DURATION']         = 1;
+        if (!empty($this->rrule))           $output['RRULE']            = count($this->rrule);
+        if (!empty($this->rdate))           $output['RDATE']            = count($this->rdate);
+        if (!empty($this->exdate))          $output['EXDATE']           = count($this->exdate);
+        if (!empty($this->exrule))          $output['EXRULE']           = count($this->exrule);
+        if (!empty($this->action))          $output['ACTION']           = 1;
+        if (!empty($this->attach))          $output['ATTACH']           = count($this->attach);
+        if (!empty($this->attendee))        $output['ATTENDEE']         = count($this->attendee);
+        if (!empty($this->categories))      $output['CATEGORIES']       = count($this->categories);
+        if (!empty($this->class))           $output['CLASS']            = 1;
+        if (!empty($this->comment))         $output['COMMENT']          = count($this->comment);
+        if (!empty($this->completed))       $output['COMPLETED']        = 1;
+        if (!empty($this->contact))         $output['CONTACT']          = count($this->contact);
+        if (!empty($this->created))         $output['CREATED']          = 1;
+        if (!empty($this->freebusy))        $output['FREEBUSY']         = count($this->freebusy);
+        if (!empty($this->geo))             $output['GEO']              = 1;
+        if (!empty($this->lastmodified))    $output['LAST-MODIFIED']    = 1;
+        if (!empty($this->location))        $output['LOCATION']         = 1;
+        if (!empty($this->organizer))       $output['ORGANIZER']        = 1;
+        if (!empty($this->percentcomplete)) $output['PERCENT-COMPLETE'] = 1;
+        if (!empty($this->priority))        $output['PRIORITY']         = 1;
+        if (!empty($this->recurrenceid))    $output['RECURRENCE-ID']    = 1;
+        if (!empty($this->relatedto))       $output['RELATED-TO']       = count($this->relatedto);
+        if (!empty($this->repeat))          $output['REPEAT']           = 1;
+        if (!empty($this->requeststatus))   $output['REQUEST-STATUS']   = count($this->requeststatus);
+        if (!empty($this->resources))       $output['RESOURCES']        = count($this->resources);
+        if (!empty($this->sequence))        $output['SEQUENCE']         = 1;
+        if (!empty($this->status))          $output['STATUS']           = 1;
+        if (!empty($this->transp))          $output['TRANSP']           = 1;
+        if (!empty($this->trigger))         $output['TRIGGER']          = 1;
+        if (!empty($this->tzid))            $output['TZID']             = 1;
+        if (!empty($this->tzname))          $output['TZNAME']           = count($this->tzname);
+        if (!empty($this->tzoffsetfrom))    $output['TZOFFSETTFROM']    = 1;
+        if (!empty($this->tzoffsetto))      $output['TZOFFSETTO']       = 1;
+        if (!empty($this->tzurl))           $output['TZURL']            = 1;
+        if (!empty($this->url))             $output['URL']              = 1;
+        if (!empty($this->xprop))           $output['X-PROP']           = count($this->xprop);
         return $output;
         break;
       case 'UNIQUE_ID':
-        if( empty( $this->unique_id ))
-          $this->unique_id  = ( isset( $_SERVER['SERVER_NAME'] )) ? gethostbyname( $_SERVER['SERVER_NAME'] ) : 'localhost';
+        if (empty($this->unique_id))
+          $this->unique_id = (isset($_SERVER['SERVER_NAME'])) ? gethostbyname($_SERVER['SERVER_NAME']) : 'localhost';
         return $this->unique_id;
         break;
     }
@@ -5632,47 +5632,47 @@ 
  * @param string $value
  * @return void
  */
-  function setConfig( $config, $value ) {
+  function setConfig($config, $value) {
     $res = FALSE;
-    switch( strtoupper( $config )) {
+    switch (strtoupper($config)) {
       case 'ALLOWEMPTY':
         $this->allowEmpty = $value;
-        $subcfg = array( 'ALLOWEMPTY' => $value );
+        $subcfg = array('ALLOWEMPTY' => $value);
         $res    = TRUE;
         break;
       case 'FORMAT':
-        $value  = trim( $value );
+        $value  = trim($value);
         $this->format = $value;
         $this->_createFormat();
-        $subcfg = array( 'FORMAT' => $value );
+        $subcfg = array('FORMAT' => $value);
         $res    = TRUE;
         break;
       case 'LANGUAGE':
          // set language for calendar component as defined in [RFC 1766]
-        $value  = trim( $value );
+        $value  = trim($value);
         $this->language = $value;
-        $subcfg = array( 'LANGUAGE' => $value );
+        $subcfg = array('LANGUAGE' => $value);
         $res    = TRUE;
         break;
       case 'NL':
       case 'NEWLINECHAR':
         $this->nl = $value;
-        $subcfg = array( 'NL' => $value );
+        $subcfg = array('NL' => $value);
         $res    = TRUE;
         break;
       case 'UNIQUE_ID':
-        $value  = trim( $value );
+        $value  = trim($value);
         $this->unique_id = $value;
-        $subcfg = array( 'UNIQUE_ID' => $value );
+        $subcfg = array('UNIQUE_ID' => $value);
         $res    = TRUE;
         break;
     }
-    if( !$res ) return FALSE;
-    if( isset( $subcfg ) && !empty( $this->components )) {
-      foreach( $subcfg as $cfgkey => $cfgvalue ) {
-        foreach( $this->components as $cix => $component ) {
-          $res = $component->setConfig( $cfgkey, $cfgvalue );
-          if( !$res )
+    if (!$res) return FALSE;
+    if (isset($subcfg) && !empty($this->components)) {
+      foreach ($subcfg as $cfgkey => $cfgvalue) {
+        foreach ($this->components as $cix => $component) {
+          $res = $component->setConfig($cfgkey, $cfgvalue);
+          if (!$res)
             break 2;
           $this->components[$cix] = $component; // PHP4 compliant
         }
@@ -5690,248 +5690,248 @@ 
  * @param int @propix, optional, if specific property is wanted in case of multiply occurences
  * @return bool, if successfull delete TRUE
  */
-  function deleteProperty( $propName, $propix=FALSE ) {
-    if( $this->_notExistProp( $propName )) return FALSE;
-    $propName = strtoupper( $propName );
-    if( in_array( $propName, array( 'ATTACH',   'ATTENDEE', 'CATEGORIES', 'COMMENT',   'CONTACT', 'DESCRIPTION',    'EXDATE', 'EXRULE',
-                                    'FREEBUSY', 'RDATE',    'RELATED-TO', 'RESOURCES', 'RRULE',   'REQUEST-STATUS', 'TZNAME', 'X-PROP'  ))) {
-      if( !$propix )
-        $propix = ( isset( $this->propdelix[$propName] )) ? $this->propdelix[$propName] + 2 : 1;
+  function deleteProperty($propName, $propix = FALSE) {
+    if ($this->_notExistProp($propName)) return FALSE;
+    $propName = strtoupper($propName);
+    if (in_array($propName, array('ATTACH', 'ATTENDEE', 'CATEGORIES', 'COMMENT', 'CONTACT', 'DESCRIPTION', 'EXDATE', 'EXRULE',
+                                    'FREEBUSY', 'RDATE', 'RELATED-TO', 'RESOURCES', 'RRULE', 'REQUEST-STATUS', 'TZNAME', 'X-PROP'))) {
+      if (!$propix)
+        $propix = (isset($this->propdelix[$propName])) ? $this->propdelix[$propName] + 2 : 1;
       $this->propdelix[$propName] = --$propix;
     }
     $return = FALSE;
-    switch( $propName ) {
+    switch ($propName) {
       case 'ACTION':
-        if( !empty( $this->action )) {
+        if (!empty($this->action)) {
           $this->action = '';
           $return = TRUE;
         }
         break;
       case 'ATTACH':
-        return $this->deletePropertyM( $this->attach, $propix );
+        return $this->deletePropertyM($this->attach, $propix);
         break;
       case 'ATTENDEE':
-        return $this->deletePropertyM( $this->attendee, $propix );
+        return $this->deletePropertyM($this->attendee, $propix);
         break;
       case 'CATEGORIES':
-        return $this->deletePropertyM( $this->categories, $propix );
+        return $this->deletePropertyM($this->categories, $propix);
         break;
       case 'CLASS':
-        if( !empty( $this->class )) {
+        if (!empty($this->class)) {
           $this->class = '';
           $return = TRUE;
         }
         break;
       case 'COMMENT':
-        return $this->deletePropertyM( $this->comment, $propix );
+        return $this->deletePropertyM($this->comment, $propix);
         break;
       case 'COMPLETED':
-        if( !empty( $this->completed )) {
+        if (!empty($this->completed)) {
           $this->completed = '';
           $return = TRUE;
         }
         break;
       case 'CONTACT':
-        return $this->deletePropertyM( $this->contact, $propix );
+        return $this->deletePropertyM($this->contact, $propix);
         break;
       case 'CREATED':
-        if( !empty( $this->created )) {
+        if (!empty($this->created)) {
           $this->created = '';
           $return = TRUE;
         }
         break;
       case 'DESCRIPTION':
-        return $this->deletePropertyM( $this->description, $propix );
+        return $this->deletePropertyM($this->description, $propix);
         break;
       case 'DTEND':
-        if( !empty( $this->dtend )) {
+        if (!empty($this->dtend)) {
           $this->dtend = '';
           $return = TRUE;
         }
         break;
       case 'DTSTAMP':
-        if( in_array( $this->objName, array( 'valarm', 'vtimezone', 'standard', 'daylight' )))
+        if (in_array($this->objName, array('valarm', 'vtimezone', 'standard', 'daylight')))
           return FALSE;
-        if( !empty( $this->dtstamp )) {
+        if (!empty($this->dtstamp)) {
           $this->dtstamp = '';
           $return = TRUE;
         }
         break;
       case 'DTSTART':
-        if( !empty( $this->dtstart )) {
+        if (!empty($this->dtstart)) {
           $this->dtstart = '';
           $return = TRUE;
         }
         break;
       case 'DUE':
-        if( !empty( $this->due )) {
+        if (!empty($this->due)) {
           $this->due = '';
           $return = TRUE;
         }
         break;
       case 'DURATION':
-        if( !empty( $this->duration )) {
+        if (!empty($this->duration)) {
           $this->duration = '';
           $return = TRUE;
         }
         break;
       case 'EXDATE':
-        return $this->deletePropertyM( $this->exdate, $propix );
+        return $this->deletePropertyM($this->exdate, $propix);
         break;
       case 'EXRULE':
-        return $this->deletePropertyM( $this->exrule, $propix );
+        return $this->deletePropertyM($this->exrule, $propix);
         break;
       case 'FREEBUSY':
-        return $this->deletePropertyM( $this->freebusy, $propix );
+        return $this->deletePropertyM($this->freebusy, $propix);
         break;
       case 'GEO':
-        if( !empty( $this->geo )) {
+        if (!empty($this->geo)) {
           $this->geo = '';
           $return = TRUE;
         }
         break;
       case 'LAST-MODIFIED':
-        if( !empty( $this->lastmodified )) {
+        if (!empty($this->lastmodified)) {
           $this->lastmodified = '';
           $return = TRUE;
         }
         break;
       case 'LOCATION':
-        if( !empty( $this->location )) {
+        if (!empty($this->location)) {
           $this->location = '';
           $return = TRUE;
         }
         break;
       case 'ORGANIZER':
-        if( !empty( $this->organizer )) {
+        if (!empty($this->organizer)) {
           $this->organizer = '';
           $return = TRUE;
         }
         break;
       case 'PERCENT-COMPLETE':
-        if( !empty( $this->percentcomplete )) {
+        if (!empty($this->percentcomplete)) {
           $this->percentcomplete = '';
           $return = TRUE;
         }
         break;
       case 'PRIORITY':
-        if( !empty( $this->priority )) {
+        if (!empty($this->priority)) {
           $this->priority = '';
           $return = TRUE;
         }
         break;
       case 'RDATE':
-        return $this->deletePropertyM( $this->rdate, $propix );
+        return $this->deletePropertyM($this->rdate, $propix);
         break;
       case 'RECURRENCE-ID':
-        if( !empty( $this->recurrenceid )) {
+        if (!empty($this->recurrenceid)) {
           $this->recurrenceid = '';
           $return = TRUE;
         }
         break;
       case 'RELATED-TO':
-        return $this->deletePropertyM( $this->relatedto, $propix );
+        return $this->deletePropertyM($this->relatedto, $propix);
         break;
       case 'REPEAT':
-        if( !empty( $this->repeat )) {
+        if (!empty($this->repeat)) {
           $this->repeat = '';
           $return = TRUE;
         }
         break;
       case 'REQUEST-STATUS':
-        return $this->deletePropertyM( $this->requeststatus, $propix );
+        return $this->deletePropertyM($this->requeststatus, $propix);
         break;
       case 'RESOURCES':
-        return $this->deletePropertyM( $this->resources, $propix );
+        return $this->deletePropertyM($this->resources, $propix);
         break;
       case 'RRULE':
-        return $this->deletePropertyM( $this->rrule, $propix );
+        return $this->deletePropertyM($this->rrule, $propix);
         break;
       case 'SEQUENCE':
-        if( !empty( $this->sequence )) {
+        if (!empty($this->sequence)) {
           $this->sequence = '';
           $return = TRUE;
         }
         break;
       case 'STATUS':
-        if( !empty( $this->status )) {
+        if (!empty($this->status)) {
           $this->status = '';
           $return = TRUE;
         }
         break;
       case 'SUMMARY':
-        if( !empty( $this->summary )) {
+        if (!empty($this->summary)) {
           $this->summary = '';
           $return = TRUE;
         }
         break;
       case 'TRANSP':
-        if( !empty( $this->transp )) {
+        if (!empty($this->transp)) {
           $this->transp = '';
           $return = TRUE;
         }
         break;
       case 'TRIGGER':
-        if( !empty( $this->trigger )) {
+        if (!empty($this->trigger)) {
           $this->trigger = '';
           $return = TRUE;
         }
         break;
       case 'TZID':
-        if( !empty( $this->tzid )) {
+        if (!empty($this->tzid)) {
           $this->tzid = '';
           $return = TRUE;
         }
         break;
       case 'TZNAME':
-        return $this->deletePropertyM( $this->tzname, $propix );
+        return $this->deletePropertyM($this->tzname, $propix);
         break;
       case 'TZOFFSETFROM':
-        if( !empty( $this->tzoffsetfrom )) {
+        if (!empty($this->tzoffsetfrom)) {
           $this->tzoffsetfrom = '';
           $return = TRUE;
         }
         break;
       case 'TZOFFSETTO':
-        if( !empty( $this->tzoffsetto )) {
+        if (!empty($this->tzoffsetto)) {
           $this->tzoffsetto = '';
           $return = TRUE;
         }
         break;
       case 'TZURL':
-        if( !empty( $this->tzurl )) {
+        if (!empty($this->tzurl)) {
           $this->tzurl = '';
           $return = TRUE;
         }
         break;
       case 'UID':
-        if( in_array( $this->objName, array( 'valarm', 'vtimezone', 'standard', 'daylight' )))
+        if (in_array($this->objName, array('valarm', 'vtimezone', 'standard', 'daylight')))
           return FALSE;
-        if( !empty( $this->uid )) {
+        if (!empty($this->uid)) {
           $this->uid = '';
           $return = TRUE;
         }
         break;
       case 'URL':
-        if( !empty( $this->url )) {
+        if (!empty($this->url)) {
           $this->url = '';
           $return = TRUE;
         }
         break;
       default:
         $reduced = '';
-        if( $propName != 'X-PROP' ) {
-          if( !isset( $this->xprop[$propName] )) return FALSE;
-          foreach( $this->xprop as $k => $a ) {
-            if(( $k != $propName ) && !empty( $a ))
+        if ($propName != 'X-PROP') {
+          if (!isset($this->xprop[$propName])) return FALSE;
+          foreach ($this->xprop as $k => $a) {
+            if (($k != $propName) && !empty($a))
               $reduced[$k] = $a;
           }
         }
         else {
-          if( count( $this->xprop ) <= $propix )  return FALSE;
+          if (count($this->xprop) <= $propix)  return FALSE;
           $xpropno = 0;
-          foreach( $this->xprop as $xpropkey => $xpropvalue ) {
-            if( $propix != $xpropno )
+          foreach ($this->xprop as $xpropkey => $xpropvalue) {
+            if ($propix != $xpropno)
               $reduced[$xpropkey] = $xpropvalue;
             $xpropno++;
           }
@@ -5951,11 +5951,11 @@ 
  * @param int @propix, default 0
  * @return bool TRUE
  */
-  function deletePropertyM( & $multiprop, $propix=0 ) {
-    if( !isset( $multiprop[$propix])) return FALSE;
-    unset( $multiprop[$propix] );
-    if( empty( $multiprop )) $multiprop = '';
-    return ( isset( $this->multiprop[$propix] )) ? FALSE : TRUE;
+  function deletePropertyM(& $multiprop, $propix = 0) {
+    if (!isset($multiprop[$propix])) return FALSE;
+    unset($multiprop[$propix]);
+    if (empty($multiprop)) $multiprop = '';
+    return (isset($this->multiprop[$propix])) ? FALSE : TRUE;
   }
 /**
  * get component property value/params
@@ -5970,183 +5970,183 @@ 
  * @param bool $specform=FALSE
  * @return mixed
  */
-  function getProperty( $propName=FALSE, $propix=FALSE, $inclParam=FALSE, $specform=FALSE ) {
-    if( $this->_notExistProp( $propName )) return FALSE;
-    $propName = ( $propName ) ? strtoupper( $propName ) : 'X-PROP';
-    if( in_array( $propName, array( 'ATTACH',   'ATTENDEE', 'CATEGORIES', 'COMMENT',   'CONTACT', 'DESCRIPTION',    'EXDATE', 'EXRULE',
-                                    'FREEBUSY', 'RDATE',    'RELATED-TO', 'RESOURCES', 'RRULE',   'REQUEST-STATUS', 'TZNAME', 'X-PROP'  ))) {
-      if( !$propix )
-        $propix = ( isset( $this->propix[$propName] )) ? $this->propix[$propName] + 2 : 1;
+  function getProperty($propName = FALSE, $propix = FALSE, $inclParam = FALSE, $specform = FALSE) {
+    if ($this->_notExistProp($propName)) return FALSE;
+    $propName = ($propName) ? strtoupper($propName) : 'X-PROP';
+    if (in_array($propName, array('ATTACH', 'ATTENDEE', 'CATEGORIES', 'COMMENT', 'CONTACT', 'DESCRIPTION', 'EXDATE', 'EXRULE',
+                                    'FREEBUSY', 'RDATE', 'RELATED-TO', 'RESOURCES', 'RRULE', 'REQUEST-STATUS', 'TZNAME', 'X-PROP'))) {
+      if (!$propix)
+        $propix = (isset($this->propix[$propName])) ? $this->propix[$propName] + 2 : 1;
       $this->propix[$propName] = --$propix;
     }
-    switch( $propName ) {
+    switch ($propName) {
       case 'ACTION':
-        if( !empty( $this->action['value'] )) return ( $inclParam ) ? $this->action : $this->action['value'];
+        if (!empty($this->action['value'])) return ($inclParam) ? $this->action : $this->action['value'];
         break;
       case 'ATTACH':
-        if( !isset( $this->attach[$propix] )) return FALSE;
-        return ( $inclParam ) ? $this->attach[$propix] : $this->attach[$propix]['value'];
+        if (!isset($this->attach[$propix])) return FALSE;
+        return ($inclParam) ? $this->attach[$propix] : $this->attach[$propix]['value'];
         break;
       case 'ATTENDEE':
-        if( !isset( $this->attendee[$propix] )) return FALSE;
-        return ( $inclParam ) ? $this->attendee[$propix] : $this->attendee[$propix]['value'];
+        if (!isset($this->attendee[$propix])) return FALSE;
+        return ($inclParam) ? $this->attendee[$propix] : $this->attendee[$propix]['value'];
         break;
       case 'CATEGORIES':
-        if( !isset( $this->categories[$propix] )) return FALSE;
-        return ( $inclParam ) ? $this->categories[$propix] : $this->categories[$propix]['value'];
+        if (!isset($this->categories[$propix])) return FALSE;
+        return ($inclParam) ? $this->categories[$propix] : $this->categories[$propix]['value'];
         break;
       case 'CLASS':
-        if( !empty( $this->class['value'] )) return ( $inclParam ) ? $this->class : $this->class['value'];
+        if (!empty($this->class['value'])) return ($inclParam) ? $this->class : $this->class['value'];
         break;
       case 'COMMENT':
-        if( !isset( $this->comment[$propix] )) return FALSE;
-        return ( $inclParam ) ? $this->comment[$propix] : $this->comment[$propix]['value'];
+        if (!isset($this->comment[$propix])) return FALSE;
+        return ($inclParam) ? $this->comment[$propix] : $this->comment[$propix]['value'];
         break;
       case 'COMPLETED':
-        if( !empty( $this->completed['value'] )) return ( $inclParam ) ? $this->completed : $this->completed['value'];
+        if (!empty($this->completed['value'])) return ($inclParam) ? $this->completed : $this->completed['value'];
         break;
       case 'CONTACT':
-        if( !isset( $this->contact[$propix] )) return FALSE;
-        return ( $inclParam ) ? $this->contact[$propix] : $this->contact[$propix]['value'];
+        if (!isset($this->contact[$propix])) return FALSE;
+        return ($inclParam) ? $this->contact[$propix] : $this->contact[$propix]['value'];
         break;
       case 'CREATED':
-        if( !empty( $this->created['value'] )) return ( $inclParam ) ? $this->created : $this->created['value'];
+        if (!empty($this->created['value'])) return ($inclParam) ? $this->created : $this->created['value'];
         break;
       case 'DESCRIPTION':
-        if( !isset( $this->description[$propix] )) return FALSE;
-        return ( $inclParam ) ? $this->description[$propix] : $this->description[$propix]['value'];
+        if (!isset($this->description[$propix])) return FALSE;
+        return ($inclParam) ? $this->description[$propix] : $this->description[$propix]['value'];
         break;
       case 'DTEND':
-        if( !empty( $this->dtend['value'] )) return ( $inclParam ) ? $this->dtend : $this->dtend['value'];
+        if (!empty($this->dtend['value'])) return ($inclParam) ? $this->dtend : $this->dtend['value'];
         break;
       case 'DTSTAMP':
-        if( in_array( $this->objName, array( 'valarm', 'vtimezone', 'standard', 'daylight' )))
+        if (in_array($this->objName, array('valarm', 'vtimezone', 'standard', 'daylight')))
           return;
-        if( !isset( $this->dtstamp['value'] ))
+        if (!isset($this->dtstamp['value']))
           $this->_makeDtstamp();
-        return ( $inclParam ) ? $this->dtstamp : $this->dtstamp['value'];
+        return ($inclParam) ? $this->dtstamp : $this->dtstamp['value'];
         break;
       case 'DTSTART':
-        if( !empty( $this->dtstart['value'] )) return ( $inclParam ) ? $this->dtstart : $this->dtstart['value'];
+        if (!empty($this->dtstart['value'])) return ($inclParam) ? $this->dtstart : $this->dtstart['value'];
         break;
       case 'DUE':
-        if( !empty( $this->due['value'] )) return ( $inclParam ) ? $this->due : $this->due['value'];
+        if (!empty($this->due['value'])) return ($inclParam) ? $this->due : $this->due['value'];
         break;
       case 'DURATION':
-        if( !isset( $this->duration['value'] )) return FALSE;
-        $value = ( $specform ) ? $this->duration2date() : $this->duration['value'];
-        return ( $inclParam ) ? array( 'value' => $value, 'params' =>  $this->duration['params'] ) : $value;
+        if (!isset($this->duration['value'])) return FALSE;
+        $value = ($specform) ? $this->duration2date() : $this->duration['value'];
+        return ($inclParam) ? array('value' => $value, 'params' =>  $this->duration['params']) : $value;
         break;
       case 'EXDATE':
-        if( !isset( $this->exdate[$propix] )) return FALSE;
-        return ( $inclParam ) ? $this->exdate[$propix] : $this->exdate[$propix]['value'];
+        if (!isset($this->exdate[$propix])) return FALSE;
+        return ($inclParam) ? $this->exdate[$propix] : $this->exdate[$propix]['value'];
         break;
       case 'EXRULE':
-        if( !isset( $this->exrule[$propix] )) return FALSE;
-        return ( $inclParam ) ? $this->exrule[$propix] : $this->exrule[$propix]['value'];
+        if (!isset($this->exrule[$propix])) return FALSE;
+        return ($inclParam) ? $this->exrule[$propix] : $this->exrule[$propix]['value'];
         break;
       case 'FREEBUSY':
-        if( !isset( $this->freebusy[$propix] )) return FALSE;
-        return ( $inclParam ) ? $this->freebusy[$propix] : $this->freebusy[$propix]['value'];
+        if (!isset($this->freebusy[$propix])) return FALSE;
+        return ($inclParam) ? $this->freebusy[$propix] : $this->freebusy[$propix]['value'];
         break;
       case 'GEO':
-        if( !empty( $this->geo['value'] )) return ( $inclParam ) ? $this->geo : $this->geo['value'];
+        if (!empty($this->geo['value'])) return ($inclParam) ? $this->geo : $this->geo['value'];
         break;
       case 'LAST-MODIFIED':
-        if( !empty( $this->lastmodified['value'] )) return ( $inclParam ) ? $this->lastmodified : $this->lastmodified['value'];
+        if (!empty($this->lastmodified['value'])) return ($inclParam) ? $this->lastmodified : $this->lastmodified['value'];
         break;
       case 'LOCATION':
-        if( !empty( $this->location['value'] )) return ( $inclParam ) ? $this->location : $this->location['value'];
+        if (!empty($this->location['value'])) return ($inclParam) ? $this->location : $this->location['value'];
         break;
       case 'ORGANIZER':
-        if( !empty( $this->organizer['value'] )) return ( $inclParam ) ? $this->organizer : $this->organizer['value'];
+        if (!empty($this->organizer['value'])) return ($inclParam) ? $this->organizer : $this->organizer['value'];
         break;
       case 'PERCENT-COMPLETE':
-        if( !empty( $this->percentcomplete['value'] )) return ( $inclParam ) ? $this->percentcomplete : $this->percentcomplete['value'];
+        if (!empty($this->percentcomplete['value'])) return ($inclParam) ? $this->percentcomplete : $this->percentcomplete['value'];
         break;
       case 'PRIORITY':
-        if( !empty( $this->priority['value'] )) return ( $inclParam ) ? $this->priority : $this->priority['value'];
+        if (!empty($this->priority['value'])) return ($inclParam) ? $this->priority : $this->priority['value'];
         break;
       case 'RDATE':
-        if( !isset( $this->rdate[$propix] )) return FALSE;
-        return ( $inclParam ) ? $this->rdate[$propix] : $this->rdate[$propix]['value'];
+        if (!isset($this->rdate[$propix])) return FALSE;
+        return ($inclParam) ? $this->rdate[$propix] : $this->rdate[$propix]['value'];
         break;
       case 'RECURRENCE-ID':
-        if( !empty( $this->recurrenceid['value'] )) return ( $inclParam ) ? $this->recurrenceid : $this->recurrenceid['value'];
+        if (!empty($this->recurrenceid['value'])) return ($inclParam) ? $this->recurrenceid : $this->recurrenceid['value'];
         break;
       case 'RELATED-TO':
-        if( !isset( $this->relatedto[$propix] )) return FALSE;
-        return ( $inclParam ) ? $this->relatedto[$propix] : $this->relatedto[$propix]['value'];
+        if (!isset($this->relatedto[$propix])) return FALSE;
+        return ($inclParam) ? $this->relatedto[$propix] : $this->relatedto[$propix]['value'];
         break;
       case 'REPEAT':
-        if( !empty( $this->repeat['value'] )) return ( $inclParam ) ? $this->repeat : $this->repeat['value'];
+        if (!empty($this->repeat['value'])) return ($inclParam) ? $this->repeat : $this->repeat['value'];
         break;
       case 'REQUEST-STATUS':
-        if( !isset( $this->requeststatus[$propix] )) return FALSE;
-        return ( $inclParam ) ? $this->requeststatus[$propix] : $this->requeststatus[$propix]['value'];
+        if (!isset($this->requeststatus[$propix])) return FALSE;
+        return ($inclParam) ? $this->requeststatus[$propix] : $this->requeststatus[$propix]['value'];
         break;
       case 'RESOURCES':
-        if( !isset( $this->resources[$propix] )) return FALSE;
-        return ( $inclParam ) ? $this->resources[$propix] : $this->resources[$propix]['value'];
+        if (!isset($this->resources[$propix])) return FALSE;
+        return ($inclParam) ? $this->resources[$propix] : $this->resources[$propix]['value'];
         break;
       case 'RRULE':
-        if( !isset( $this->rrule[$propix] )) return FALSE;
-        return ( $inclParam ) ? $this->rrule[$propix] : $this->rrule[$propix]['value'];
+        if (!isset($this->rrule[$propix])) return FALSE;
+        return ($inclParam) ? $this->rrule[$propix] : $this->rrule[$propix]['value'];
         break;
       case 'SEQUENCE':
-        if( !empty( $this->sequence['value'] )) return ( $inclParam ) ? $this->sequence : $this->sequence['value'];
+        if (!empty($this->sequence['value'])) return ($inclParam) ? $this->sequence : $this->sequence['value'];
         break;
       case 'STATUS':
-        if( !empty( $this->status['value'] )) return ( $inclParam ) ? $this->status : $this->status['value'];
+        if (!empty($this->status['value'])) return ($inclParam) ? $this->status : $this->status['value'];
         break;
       case 'SUMMARY':
-        if( !empty( $this->summary['value'] )) return ( $inclParam ) ? $this->summary : $this->summary['value'];
+        if (!empty($this->summary['value'])) return ($inclParam) ? $this->summary : $this->summary['value'];
         break;
       case 'TRANSP':
-        if( !empty( $this->transp['value'] )) return ( $inclParam ) ? $this->transp : $this->transp['value'];
+        if (!empty($this->transp['value'])) return ($inclParam) ? $this->transp : $this->transp['value'];
         break;
       case 'TRIGGER':
-        if( !empty( $this->trigger['value'] )) return ( $inclParam ) ? $this->trigger : $this->trigger['value'];
+        if (!empty($this->trigger['value'])) return ($inclParam) ? $this->trigger : $this->trigger['value'];
         break;
       case 'TZID':
-        if( !empty( $this->tzid['value'] )) return ( $inclParam ) ? $this->tzid : $this->tzid['value'];
+        if (!empty($this->tzid['value'])) return ($inclParam) ? $this->tzid : $this->tzid['value'];
         break;
       case 'TZNAME':
-        if( !isset( $this->tzname[$propix] )) return FALSE;
-        return ( $inclParam ) ? $this->tzname[$propix] : $this->tzname[$propix]['value'];
+        if (!isset($this->tzname[$propix])) return FALSE;
+        return ($inclParam) ? $this->tzname[$propix] : $this->tzname[$propix]['value'];
         break;
       case 'TZOFFSETFROM':
-        if( !empty( $this->tzoffsetfrom['value'] )) return ( $inclParam ) ? $this->tzoffsetfrom : $this->tzoffsetfrom['value'];
+        if (!empty($this->tzoffsetfrom['value'])) return ($inclParam) ? $this->tzoffsetfrom : $this->tzoffsetfrom['value'];
         break;
       case 'TZOFFSETTO':
-        if( !empty( $this->tzoffsetto['value'] )) return ( $inclParam ) ? $this->tzoffsetto : $this->tzoffsetto['value'];
+        if (!empty($this->tzoffsetto['value'])) return ($inclParam) ? $this->tzoffsetto : $this->tzoffsetto['value'];
         break;
       case 'TZURL':
-        if( !empty( $this->tzurl['value'] )) return ( $inclParam ) ? $this->tzurl : $this->tzurl['value'];
+        if (!empty($this->tzurl['value'])) return ($inclParam) ? $this->tzurl : $this->tzurl['value'];
         break;
       case 'UID':
-        if( in_array( $this->objName, array( 'valarm', 'vtimezone', 'standard', 'daylight' )))
+        if (in_array($this->objName, array('valarm', 'vtimezone', 'standard', 'daylight')))
           return FALSE;
-        if( empty( $this->uid['value'] ))
+        if (empty($this->uid['value']))
           $this->_makeuid();
-        return ( $inclParam ) ? $this->uid : $this->uid['value'];
+        return ($inclParam) ? $this->uid : $this->uid['value'];
         break;
       case 'URL':
-        if( !empty( $this->url['value'] )) return ( $inclParam ) ? $this->url : $this->url['value'];
+        if (!empty($this->url['value'])) return ($inclParam) ? $this->url : $this->url['value'];
         break;
       default:
-        if( $propName != 'X-PROP' ) {
-          if( !isset( $this->xprop[$propName] )) return FALSE;
-          return ( $inclParam ) ? array( $propName, $this->xprop[$propName] )
-                                : array( $propName, $this->xprop[$propName]['value'] );
+        if ($propName != 'X-PROP') {
+          if (!isset($this->xprop[$propName])) return FALSE;
+          return ($inclParam) ? array($propName, $this->xprop[$propName])
+                                : array($propName, $this->xprop[$propName]['value']);
         }
         else {
-          if( empty( $this->xprop )) return FALSE;
+          if (empty($this->xprop)) return FALSE;
           $xpropno = 0;
-          foreach( $this->xprop as $xpropkey => $xpropvalue ) {
-            if( $propix == $xpropno )
-              return ( $inclParam ) ? array( $xpropkey, $this->xprop[$xpropkey] )
-                                    : array( $xpropkey, $this->xprop[$xpropkey]['value'] );
+          foreach ($this->xprop as $xpropkey => $xpropvalue) {
+            if ($propix == $xpropno)
+              return ($inclParam) ? array($xpropkey, $this->xprop[$xpropkey])
+                                    : array($xpropkey, $this->xprop[$xpropkey]['value']);
             else
               $xpropno++;
           }
@@ -6167,105 +6167,105 @@ 
  */
   function setProperty() {
     $numargs    = func_num_args();
-    if( 1 > $numargs ) return FALSE;
+    if (1 > $numargs) return FALSE;
     $arglist    = func_get_args();
-    if( $this->_notExistProp( $arglist[0] )) return FALSE;
-    if( !$this->getConfig( 'allowEmpty' ) && ( !isset( $arglist[1] ) || empty( $arglist[1] )))
+    if ($this->_notExistProp($arglist[0])) return FALSE;
+    if (!$this->getConfig('allowEmpty') && (!isset($arglist[1]) || empty($arglist[1])))
       return FALSE;
-    $arglist[0] = strtoupper( $arglist[0] );
-    for( $argix=$numargs; $argix < 12; $argix++ ) {
-      if( !isset( $arglist[$argix] ))
+    $arglist[0] = strtoupper($arglist[0]);
+    for ($argix = $numargs; $argix < 12; $argix++) {
+      if (!isset($arglist[$argix]))
         $arglist[$argix] = null;
     }
-    switch( $arglist[0] ) {
+    switch ($arglist[0]) {
       case 'ACTION':
-        return $this->setAction( $arglist[1], $arglist[2] );
+        return $this->setAction($arglist[1], $arglist[2]);
       case 'ATTACH':
-        return $this->setAttach( $arglist[1], $arglist[2], $arglist[3] );
+        return $this->setAttach($arglist[1], $arglist[2], $arglist[3]);
       case 'ATTENDEE':
-        return $this->setAttendee( $arglist[1], $arglist[2], $arglist[3] );
+        return $this->setAttendee($arglist[1], $arglist[2], $arglist[3]);
       case 'CATEGORIES':
-        return $this->setCategories( $arglist[1], $arglist[2], $arglist[3] );
+        return $this->setCategories($arglist[1], $arglist[2], $arglist[3]);
       case 'CLASS':
-        return $this->setClass( $arglist[1], $arglist[2] );
+        return $this->setClass($arglist[1], $arglist[2]);
       case 'COMMENT':
-        return $this->setComment( $arglist[1], $arglist[2], $arglist[3] );
+        return $this->setComment($arglist[1], $arglist[2], $arglist[3]);
       case 'COMPLETED':
-        return $this->setCompleted( $arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7] );
+        return $this->setCompleted($arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7]);
       case 'CONTACT':
-        return $this->setContact( $arglist[1], $arglist[2], $arglist[3] );
+        return $this->setContact($arglist[1], $arglist[2], $arglist[3]);
       case 'CREATED':
-        return $this->setCreated( $arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7] );
+        return $this->setCreated($arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7]);
       case 'DESCRIPTION':
-        return $this->setDescription( $arglist[1], $arglist[2], $arglist[3] );
+        return $this->setDescription($arglist[1], $arglist[2], $arglist[3]);
       case 'DTEND':
-        return $this->setDtend( $arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7], $arglist[8] );
+        return $this->setDtend($arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7], $arglist[8]);
       case 'DTSTAMP':
-        return $this->setDtstamp( $arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7] );
+        return $this->setDtstamp($arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7]);
       case 'DTSTART':
-        return $this->setDtstart( $arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7], $arglist[8] );
+        return $this->setDtstart($arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7], $arglist[8]);
       case 'DUE':
-        return $this->setDue( $arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7], $arglist[8] );
+        return $this->setDue($arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7], $arglist[8]);
       case 'DURATION':
-        return $this->setDuration( $arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6] );
+        return $this->setDuration($arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6]);
       case 'EXDATE':
-        return $this->setExdate( $arglist[1], $arglist[2], $arglist[3] );
+        return $this->setExdate($arglist[1], $arglist[2], $arglist[3]);
       case 'EXRULE':
-        return $this->setExrule( $arglist[1], $arglist[2], $arglist[3] );
+        return $this->setExrule($arglist[1], $arglist[2], $arglist[3]);
       case 'FREEBUSY':
-        return $this->setFreebusy( $arglist[1], $arglist[2], $arglist[3], $arglist[4] );
+        return $this->setFreebusy($arglist[1], $arglist[2], $arglist[3], $arglist[4]);
       case 'GEO':
-        return $this->setGeo( $arglist[1], $arglist[2], $arglist[3] );
+        return $this->setGeo($arglist[1], $arglist[2], $arglist[3]);
       case 'LAST-MODIFIED':
-        return $this->setLastModified( $arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7] );
+        return $this->setLastModified($arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7]);
       case 'LOCATION':
-        return $this->setLocation( $arglist[1], $arglist[2] );
+        return $this->setLocation($arglist[1], $arglist[2]);
       case 'ORGANIZER':
-        return $this->setOrganizer( $arglist[1], $arglist[2] );
+        return $this->setOrganizer($arglist[1], $arglist[2]);
       case 'PERCENT-COMPLETE':
-        return $this->setPercentComplete( $arglist[1], $arglist[2] );
+        return $this->setPercentComplete($arglist[1], $arglist[2]);
       case 'PRIORITY':
-        return $this->setPriority( $arglist[1], $arglist[2] );
+        return $this->setPriority($arglist[1], $arglist[2]);
       case 'RDATE':
-        return $this->setRdate( $arglist[1], $arglist[2], $arglist[3] );
+        return $this->setRdate($arglist[1], $arglist[2], $arglist[3]);
       case 'RECURRENCE-ID':
-       return $this->setRecurrenceid( $arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7], $arglist[8] );
+       return $this->setRecurrenceid($arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7], $arglist[8]);
       case 'RELATED-TO':
-        return $this->setRelatedTo( $arglist[1], $arglist[2], $arglist[3] );
+        return $this->setRelatedTo($arglist[1], $arglist[2], $arglist[3]);
       case 'REPEAT':
-        return $this->setRepeat( $arglist[1], $arglist[2] );
+        return $this->setRepeat($arglist[1], $arglist[2]);
       case 'REQUEST-STATUS':
-        return $this->setRequestStatus( $arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5] );
+        return $this->setRequestStatus($arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5]);
       case 'RESOURCES':
-        return $this->setResources( $arglist[1], $arglist[2], $arglist[3] );
+        return $this->setResources($arglist[1], $arglist[2], $arglist[3]);
       case 'RRULE':
-        return $this->setRrule( $arglist[1], $arglist[2], $arglist[3] );
+        return $this->setRrule($arglist[1], $arglist[2], $arglist[3]);
       case 'SEQUENCE':
-        return $this->setSequence( $arglist[1], $arglist[2] );
+        return $this->setSequence($arglist[1], $arglist[2]);
       case 'STATUS':
-        return $this->setStatus( $arglist[1], $arglist[2] );
+        return $this->setStatus($arglist[1], $arglist[2]);
       case 'SUMMARY':
-        return $this->setSummary( $arglist[1], $arglist[2] );
+        return $this->setSummary($arglist[1], $arglist[2]);
       case 'TRANSP':
-        return $this->setTransp( $arglist[1], $arglist[2] );
+        return $this->setTransp($arglist[1], $arglist[2]);
       case 'TRIGGER':
-        return $this->setTrigger( $arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7], $arglist[8], $arglist[9], $arglist[10], $arglist[11] );
+        return $this->setTrigger($arglist[1], $arglist[2], $arglist[3], $arglist[4], $arglist[5], $arglist[6], $arglist[7], $arglist[8], $arglist[9], $arglist[10], $arglist[11]);
       case 'TZID':
-        return $this->setTzid( $arglist[1], $arglist[2] );
+        return $this->setTzid($arglist[1], $arglist[2]);
       case 'TZNAME':
-        return $this->setTzname( $arglist[1], $arglist[2], $arglist[3] );
+        return $this->setTzname($arglist[1], $arglist[2], $arglist[3]);
       case 'TZOFFSETFROM':
-        return $this->setTzoffsetfrom( $arglist[1], $arglist[2] );
+        return $this->setTzoffsetfrom($arglist[1], $arglist[2]);
       case 'TZOFFSETTO':
-        return $this->setTzoffsetto( $arglist[1], $arglist[2] );
+        return $this->setTzoffsetto($arglist[1], $arglist[2]);
       case 'TZURL':
-        return $this->setTzurl( $arglist[1], $arglist[2] );
+        return $this->setTzurl($arglist[1], $arglist[2]);
       case 'UID':
-        return $this->setUid( $arglist[1], $arglist[2] );
+        return $this->setUid($arglist[1], $arglist[2]);
       case 'URL':
-        return $this->setUrl( $arglist[1], $arglist[2] );
+        return $this->setUrl($arglist[1], $arglist[2]);
       default:
-        return $this->setXprop( $arglist[0], $arglist[1], $arglist[2] );
+        return $this->setXprop($arglist[0], $arglist[1], $arglist[2]);
     }
     return FALSE;
   }
@@ -6279,18 +6279,18 @@ 
  * @return bool FALSE if error occurs during parsing
  *
  */
-  function parse( $unparsedtext=null ) {
-    if( $unparsedtext ) {
+  function parse($unparsedtext = null) {
+    if ($unparsedtext) {
       $this->unparsed = array();
-      if( is_array( $unparsedtext )) {
+      if (is_array($unparsedtext)) {
         $comp = & $this;
-        foreach ( $unparsedtext as $line ) {
-          if( 'END:VALARM' == strtoupper( substr( $line, 0, 10 ))) {
-            $this->setComponent( $comp );
-            $comp =  & $this;
+        foreach ($unparsedtext as $line) {
+          if ('END:VALARM' == strtoupper(substr($line, 0, 10))) {
+            $this->setComponent($comp);
+            $comp = & $this;
             continue;
           }
-          elseif( 'BEGIN:VALARM' == strtoupper( substr( $line, 0, 12 ))) {
+          elseif ('BEGIN:VALARM' == strtoupper(substr($line, 0, 12))) {
             $comp = new valarm();
             continue;
           }
@@ -6299,215 +6299,215 @@ 
         }
       }
       else
-        $this->unparsed = array( trim( $unparsedtext ));
+        $this->unparsed = array(trim($unparsedtext));
     }
-    elseif( !isset( $this->unparsed ))
+    elseif (!isset($this->unparsed))
       $this->unparsed = array();
             /* concatenate property values spread over several lines */
     $lastix    = -1;
-    $propnames = array( 'action', 'attach', 'attendee', 'categories', 'comment', 'completed'
+    $propnames = array('action', 'attach', 'attendee', 'categories', 'comment', 'completed'
                       , 'contact', 'class', 'created', 'description', 'dtend', 'dtstart'
                       , 'dtstamp', 'due', 'duration', 'exdate', 'exrule', 'freebusy', 'geo'
                       , 'last-modified', 'location', 'organizer', 'percent-complete'
                       , 'priority', 'rdate', 'recurrence-id', 'related-to', 'repeat'
                       , 'request-status', 'resources', 'rrule', 'sequence', 'status'
                       , 'summary', 'transp', 'trigger', 'tzid', 'tzname', 'tzoffsetfrom'
-                      , 'tzoffsetto', 'tzurl', 'uid', 'url', 'x-' );
+                      , 'tzoffsetto', 'tzurl', 'uid', 'url', 'x-');
     $proprows  = array();
-    foreach( $this->unparsed as $line ) {
+    foreach ($this->unparsed as $line) {
       $newProp = FALSE;
-      foreach ( $propnames as $propname ) {
-        if( $propname == strtolower( substr( $line, 0, strlen( $propname )))) {
+      foreach ($propnames as $propname) {
+        if ($propname == strtolower(substr($line, 0, strlen($propname)))) {
           $newProp = TRUE;
           break;
         }
       }
-      if( $newProp ) {
+      if ($newProp) {
         $newProp = FALSE;
         $lastix++;
-        $proprows[$lastix]  = $line;
+        $proprows[$lastix] = $line;
       }
       else {
             /* remove line breaks */
-        if(( '\n' == substr( $proprows[$lastix], -2 )) &&
-           (  ' ' == substr( $line, 0, 1 ))) {
-          $proprows[$lastix] = substr( $proprows[$lastix], 0, strlen( $proprows[$lastix] ) - 2 );
-          $line = substr( $line, 1 );
+        if (('\n' == substr($proprows[$lastix], -2)) &&
+           (' ' == substr($line, 0, 1))) {
+          $proprows[$lastix] = substr($proprows[$lastix], 0, strlen($proprows[$lastix]) - 2);
+          $line = substr($line, 1);
         }
         $proprows[$lastix] .= $line;
       }
     }
             /* parse each property 'line' */
-    foreach( $proprows as $line ) {
-      $line = str_replace( "\n ", '', $line );
-      if( '\n' == substr( $line, -2 ))
-        $line = substr( $line, 0, strlen( $line ) - 2 );
+    foreach ($proprows as $line) {
+      $line = str_replace("\n ", '', $line);
+      if ('\n' == substr($line, -2))
+        $line = substr($line, 0, strlen($line) - 2);
             /* get propname, (problem with x-properties, otherwise in previous loop) */
       $cix = $propname = null;
-      for( $cix=0; $cix < strlen( $line ); $cix++ ) {
-        if( in_array( $line{$cix}, array( ':', ';' )))
+      for ($cix = 0; $cix < strlen($line); $cix++) {
+        if (in_array($line{$cix}, array(':', ';')))
           break;
         else {
           $propname .= $line{$cix};
         }
       }
-      if(( 'x-' == substr( $propname, 0, 2 )) || ( 'X-' == substr( $propname, 0, 2 ))) {
+      if (('x-' == substr($propname, 0, 2)) || ('X-' == substr($propname, 0, 2))) {
         $propname2 = $propname;
         $propname  = 'X-';
       }
             /* rest of the line is opt.params and value */
-      $line = substr( $line, $cix );
+      $line = substr($line, $cix);
             /* separate attributes from value */
       $attr   = array();
       $attrix = -1;
-      $strlen = strlen( $line );
-      for( $cix=0; $cix < $strlen; $cix++ ) {
-        if((       ':'   == $line{$cix} )             &&
-                 ( '://' != substr( $line, $cix, 3 )) &&
-           ( 'mailto:'   != strtolower( substr( $line, $cix - 6, 7 )))) {
+      $strlen = strlen($line);
+      for ($cix = 0; $cix < $strlen; $cix++) {
+        if ((':' == $line{$cix} ) &&
+                 ('://' != substr($line, $cix, 3)) &&
+           ('mailto:' != strtolower(substr($line, $cix - 6, 7)))) {
           $attrEnd = TRUE;
-          if(( $cix < ( $strlen - 4 )) &&
-               ctype_digit( substr( $line, $cix+1, 4 ))) { // an URI with a (4pos) portnr??
-            for( $c2ix = $cix; 3 < $c2ix; $c2ix-- ) {
-              if( '://' == substr( $line, $c2ix - 2, 3 )) {
+          if (($cix < ($strlen - 4)) &&
+               ctype_digit(substr($line, $cix + 1, 4))) { // an URI with a (4pos) portnr??
+            for ($c2ix = $cix; 3 < $c2ix; $c2ix--) {
+              if ('://' == substr($line, $c2ix - 2, 3)) {
                 $attrEnd = FALSE;
                 break; // an URI with a portnr!!
               }
             }
           }
-          if( $attrEnd) {
-            $line = substr( $line, $cix + 1 );
+          if ($attrEnd) {
+            $line = substr($line, $cix + 1);
             break;
           }
         }
-        if( ';' == $line{$cix} )
+        if (';' == $line{$cix} )
           $attr[++$attrix] = null;
         else
           $attr[$attrix] .= $line{$cix};
       }
             /* make attributes in array format */
       $propattr = array();
-      foreach( $attr as $attribute ) {
-        $attrsplit = explode( '=', $attribute, 2 );
-        if( 1 < count( $attrsplit ))
+      foreach ($attr as $attribute) {
+        $attrsplit = explode('=', $attribute, 2);
+        if (1 < count($attrsplit))
           $propattr[$attrsplit[0]] = $attrsplit[1];
         else
           $propattr[] = $attribute;
       }
             /* call setProperty( $propname.. . */
-      switch( $propname ) {
+      switch ($propname) {
         case 'ATTENDEE':
-          foreach( $propattr as $pix => $attr ) {
-            $attr2 = explode( ',', $attr );
-              if( 1 < count( $attr2 ))
+          foreach ($propattr as $pix => $attr) {
+            $attr2 = explode(',', $attr);
+              if (1 < count($attr2))
                 $propattr[$pix] = $attr2;
           }
-          $this->setProperty( $propname, $line, $propattr );
+          $this->setProperty($propname, $line, $propattr);
           break;
         case 'CATEGORIES':
         case 'RESOURCES':
-          if( FALSE !== strpos( $line, ',' )) {
-            $content  = explode( ',', $line );
-            $clen     = count( $content );
-            for( $cix = 0; $cix < $clen; $cix++ ) {
-              if( "\\" == substr($content[$cix], -1)) {
+          if (FALSE !== strpos($line, ',')) {
+            $content  = explode(',', $line);
+            $clen     = count($content);
+            for ($cix = 0; $cix < $clen; $cix++) {
+              if ("\\" == substr($content[$cix], -1)) {
                 $content[$cix] .= ','.$content[$cix + 1];
                 unset($content[$cix + 1]);
                 $cix++;
               }
             }
-            if( 1 < count( $content )) {
-              $content = array_values( $content );
-              foreach( $content as $cix => $contentPart )
-                $content[$cix] = $this->_strunrep( $contentPart );
-              $this->setProperty( $propname, $content, $propattr );
+            if (1 < count($content)) {
+              $content = array_values($content);
+              foreach ($content as $cix => $contentPart)
+                $content[$cix] = $this->_strunrep($contentPart);
+              $this->setProperty($propname, $content, $propattr);
               break;
             }
             else
-              $line = reset( $content );
+              $line = reset($content);
           }
         case 'X-':
-          $propname = ( isset( $propname2 )) ? $propname2 : $propname;
+          $propname = (isset($propname2)) ? $propname2 : $propname;
         case 'COMMENT':
         case 'CONTACT':
         case 'DESCRIPTION':
         case 'LOCATION':
         case 'SUMMARY':
-          if( empty( $line ))
+          if (empty($line))
             $propattr = null;
-          $this->setProperty( $propname, $this->_strunrep( $line ), $propattr );
-          unset( $propname2 );
+          $this->setProperty($propname, $this->_strunrep($line), $propattr);
+          unset($propname2);
           break;
         case 'REQUEST-STATUS':
-          $values    = explode( ';', $line, 3 );
-          $values[1] = ( !isset( $values[1] )) ? null : $this->_strunrep( $values[1] );
-          $values[2] = ( !isset( $values[2] )) ? null : $this->_strunrep( $values[2] );
-          $this->setProperty( $propname
+          $values    = explode(';', $line, 3);
+          $values[1] = (!isset($values[1])) ? null : $this->_strunrep($values[1]);
+          $values[2] = (!isset($values[2])) ? null : $this->_strunrep($values[2]);
+          $this->setProperty($propname
                             , $values[0]  // statcode
                             , $values[1]  // statdesc
                             , $values[2]  // extdata
-                            , $propattr );
+                            , $propattr);
           break;
         case 'FREEBUSY':
-          $fbtype = ( isset( $propattr['FBTYPE'] )) ? $propattr['FBTYPE'] : ''; // force setting default, if missing
-          unset( $propattr['FBTYPE'] );
-          $values = explode( ',', $line );
-          foreach( $values as $vix => $value ) {
-            $value2 = explode( '/', $value );
-            if( 1 < count( $value2 ))
+          $fbtype = (isset($propattr['FBTYPE'])) ? $propattr['FBTYPE'] : ''; // force setting default, if missing
+          unset($propattr['FBTYPE']);
+          $values = explode(',', $line);
+          foreach ($values as $vix => $value) {
+            $value2 = explode('/', $value);
+            if (1 < count($value2))
               $values[$vix] = $value2;
           }
-          $this->setProperty( $propname, $fbtype, $values, $propattr );
+          $this->setProperty($propname, $fbtype, $values, $propattr);
           break;
         case 'GEO':
-          $value = explode( ';', $line, 2 );
-          if( 2 > count( $value ))
+          $value = explode(';', $line, 2);
+          if (2 > count($value))
             $value[1] = null;
-          $this->setProperty( $propname, $value[0], $value[1], $propattr );
+          $this->setProperty($propname, $value[0], $value[1], $propattr);
           break;
         case 'EXDATE':
-          $values = ( !empty( $line )) ? explode( ',', $line ) : null;
-          $this->setProperty( $propname, $values, $propattr );
+          $values = (!empty($line)) ? explode(',', $line) : null;
+          $this->setProperty($propname, $values, $propattr);
           break;
         case 'RDATE':
-          if( empty( $line )) {
-            $this->setProperty( $propname, $line, $propattr );
+          if (empty($line)) {
+            $this->setProperty($propname, $line, $propattr);
             break;
           }
-          $values = explode( ',', $line );
-          foreach( $values as $vix => $value ) {
-            $value2 = explode( '/', $value );
-            if( 1 < count( $value2 ))
+          $values = explode(',', $line);
+          foreach ($values as $vix => $value) {
+            $value2 = explode('/', $value);
+            if (1 < count($value2))
               $values[$vix] = $value2;
           }
-          $this->setProperty( $propname, $values, $propattr );
+          $this->setProperty($propname, $values, $propattr);
           break;
         case 'EXRULE':
         case 'RRULE':
-          $values = explode( ';', $line );
+          $values = explode(';', $line);
           $recur = array();
-          foreach( $values as $value2 ) {
-            if( empty( $value2 ))
+          foreach ($values as $value2) {
+            if (empty($value2))
               continue; // ;-char in ending position ???
-            $value3 = explode( '=', $value2, 2 );
-            $rulelabel = strtoupper( $value3[0] );
-            switch( $rulelabel ) {
+            $value3 = explode('=', $value2, 2);
+            $rulelabel = strtoupper($value3[0]);
+            switch ($rulelabel) {
               case 'BYDAY': {
-                $value4 = explode( ',', $value3[1] );
-                if( 1 < count( $value4 )) {
-                  foreach( $value4 as $v5ix => $value5 ) {
+                $value4 = explode(',', $value3[1]);
+                if (1 < count($value4)) {
+                  foreach ($value4 as $v5ix => $value5) {
                     $value6 = array();
                     $dayno = $dayname = null;
-                    $value5 = trim( (string) $value5 );
-                    if(( ctype_alpha( substr( $value5, -1 ))) &&
-                       ( ctype_alpha( substr( $value5, -2, 1 )))) {
-                      $dayname = substr( $value5, -2, 2 );
-                      if( 2 < strlen( $value5 ))
-                        $dayno = substr( $value5, 0, ( strlen( $value5 ) - 2 ));
+                    $value5 = trim((string) $value5);
+                    if ((ctype_alpha(substr($value5, -1))) &&
+                       (ctype_alpha(substr($value5, -2, 1)))) {
+                      $dayname = substr($value5, -2, 2);
+                      if (2 < strlen($value5))
+                        $dayno = substr($value5, 0, (strlen($value5) - 2));
                     }
-                    if( $dayno )
+                    if ($dayno)
                       $value6[] = $dayno;
-                    if( $dayname )
+                    if ($dayname)
                       $value6['DAY'] = $dayname;
                     $value4[$v5ix] = $value6;
                   }
@@ -6515,41 +6515,41 @@ 
                 else {
                   $value4 = array();
                   $dayno  = $dayname = null;
-                  $value5 = trim( (string) $value3[1] );
-                  if(( ctype_alpha( substr( $value5, -1 ))) &&
-                     ( ctype_alpha( substr( $value5, -2, 1 )))) {
-                      $dayname = substr( $value5, -2, 2 );
-                    if( 2 < strlen( $value5 ))
-                      $dayno = substr( $value5, 0, ( strlen( $value5 ) - 2 ));
+                  $value5 = trim((string) $value3[1]);
+                  if ((ctype_alpha(substr($value5, -1))) &&
+                     (ctype_alpha(substr($value5, -2, 1)))) {
+                      $dayname = substr($value5, -2, 2);
+                    if (2 < strlen($value5))
+                      $dayno = substr($value5, 0, (strlen($value5) - 2));
                   }
-                  if( $dayno )
+                  if ($dayno)
                     $value4[] = $dayno;
-                  if( $dayname )
+                  if ($dayname)
                     $value4['DAY'] = $dayname;
                 }
                 $recur[$rulelabel] = $value4;
                 break;
               }
               default: {
-                $value4 = explode( ',', $value3[1] );
-                if( 1 < count( $value4 ))
+                $value4 = explode(',', $value3[1]);
+                if (1 < count($value4))
                   $value3[1] = $value4;
                 $recur[$rulelabel] = $value3[1];
                 break;
               }
             } // end - switch $rulelabel
           } // end - foreach( $values.. .
-          $this->setProperty( $propname, $recur, $propattr );
+          $this->setProperty($propname, $recur, $propattr);
           break;
         default:
-          $this->setProperty( $propname, $line, $propattr );
+          $this->setProperty($propname, $line, $propattr);
           break;
       } // end  switch( $propname.. .
     } // end - foreach( $proprows.. .
-    unset( $this->unparsed, $proprows );
-    if( isset( $this->components ) && is_array( $this->components ) && ( 0 < count( $this->components ))) {
-      for( $six = 0; $six < count( $this->components ); $six++ ) {
-        if( !empty( $this->components[$six]->unparsed ))
+    unset($this->unparsed, $proprows);
+    if (isset($this->components) && is_array($this->components) && (0 < count($this->components))) {
+      for ($six = 0; $six < count($this->components); $six++) {
+        if (!empty($this->components[$six]->unparsed))
           $this->components[$six]->parse();
       }
     }
@@ -6566,7 +6566,7 @@ 
   function copy() {
     $serialized_contents = serialize($this);
     $copy = unserialize($serialized_contents);
-    unset( $copy->propix );
+    unset($copy->propix);
     return $copy;
  }
 /*********************************************************************************/
@@ -6580,34 +6580,34 @@ 
  * @param mixed $arg2 optional, ordno if arg1 = component type
  * @return void
  */
-  function deleteComponent( $arg1, $arg2=FALSE  ) {
-    if( !isset( $this->components )) return FALSE;
+  function deleteComponent($arg1, $arg2 = FALSE) {
+    if (!isset($this->components)) return FALSE;
     $argType = $index = null;
-    if ( ctype_digit( (string) $arg1 )) {
+    if (ctype_digit((string) $arg1)) {
       $argType = 'INDEX';
       $index   = (int) $arg1 - 1;
     }
-    elseif(( strlen( $arg1 ) <= strlen( 'vfreebusy' )) && ( FALSE === strpos( $arg1, '@' ))) {
-      $argType = strtolower( $arg1 );
-      $index   = ( !empty( $arg2 ) && ctype_digit( (string) $arg2 )) ? (( int ) $arg2 - 1 ) : 0;
+    elseif ((strlen($arg1) <= strlen('vfreebusy')) && (FALSE === strpos($arg1, '@'))) {
+      $argType = strtolower($arg1);
+      $index   = (!empty($arg2) && ctype_digit((string) $arg2)) ? ((int) $arg2 - 1) : 0;
     }
     $cix2dC = 0;
-    foreach ( $this->components as $cix => $component) {
-      if( empty( $component )) continue;
-      unset( $component->propix );
-      if(( 'INDEX' == $argType ) && ( $index == $cix )) {
-        unset( $this->components[$cix] );
+    foreach ($this->components as $cix => $component) {
+      if (empty($component)) continue;
+      unset($component->propix);
+      if (('INDEX' == $argType) && ($index == $cix)) {
+        unset($this->components[$cix]);
         return TRUE;
       }
-      elseif( $argType == $component->objName ) {
-        if( $index == $cix2dC ) {
-          unset( $this->components[$cix] );
+      elseif ($argType == $component->objName) {
+        if ($index == $cix2dC) {
+          unset($this->components[$cix]);
           return TRUE;
         }
         $cix2dC++;
       }
-      elseif( !$argType && ($arg1 == $component->getProperty( 'uid' ))) {
-        unset( $this->components[$cix] );
+      elseif (!$argType && ($arg1 == $component->getProperty('uid'))) {
+        unset($this->components[$cix]);
         return TRUE;
       }
     }
@@ -6622,50 +6622,50 @@ 
  * @param mixed $arg2 optional, ordno if arg1 = component type
  * @return object
  */
-  function getComponent ( $arg1=FALSE, $arg2=FALSE ) {
-    if( !isset( $this->components )) return FALSE;
+  function getComponent($arg1 = FALSE, $arg2 = FALSE) {
+    if (!isset($this->components)) return FALSE;
     $index = $argType = null;
-    if ( !$arg1 ) {
+    if (!$arg1) {
       $argType = 'INDEX';
       $index   = $this->compix['INDEX'] =
-        ( isset( $this->compix['INDEX'] )) ? $this->compix['INDEX'] + 1 : 1;
+        (isset($this->compix['INDEX'])) ? $this->compix['INDEX'] + 1 : 1;
     }
-    elseif ( ctype_digit( (string) $arg1 )) {
+    elseif (ctype_digit((string) $arg1)) {
       $argType = 'INDEX';
       $index   = (int) $arg1;
-      unset( $this->compix );
+      unset($this->compix);
     }
-    elseif(( strlen( $arg1 ) <= strlen( 'vfreebusy' )) && ( FALSE === strpos( $arg1, '@' ))) {
-      unset( $this->compix['INDEX'] );
-      $argType = strtolower( $arg1 );
-      if( !$arg2 )
+    elseif ((strlen($arg1) <= strlen('vfreebusy')) && (FALSE === strpos($arg1, '@'))) {
+      unset($this->compix['INDEX']);
+      $argType = strtolower($arg1);
+      if (!$arg2)
         $index = $this->compix[$argType] =
-        ( isset( $this->compix[$argType] )) ? $this->compix[$argType] + 1 : 1;
+        (isset($this->compix[$argType])) ? $this->compix[$argType] + 1 : 1;
       else
         $index = (int) $arg2;
     }
-    $index  -= 1;
-    $ckeys = array_keys( $this->components );
-    if( !empty( $index) && ( $index > end( $ckeys )))
+    $index -= 1;
+    $ckeys = array_keys($this->components);
+    if (!empty($index) && ($index > end($ckeys)))
       return FALSE;
     $cix2gC = 0;
-    foreach( $this->components as $cix => $component ) {
-      if( empty( $component )) continue;
-      unset( $component->propix );
-      if(( 'INDEX' == $argType ) && ( $index == $cix ))
+    foreach ($this->components as $cix => $component) {
+      if (empty($component)) continue;
+      unset($component->propix);
+      if (('INDEX' == $argType) && ($index == $cix))
         return $component->copy();
-      elseif( $argType == $component->objName ) {
-         if( $index == $cix2gC )
+      elseif ($argType == $component->objName) {
+         if ($index == $cix2gC)
            return $component->copy();
          $cix2gC++;
       }
-      elseif( !$argType && ( $arg1 == $component->getProperty( 'uid' ))) {
-        unset( $component->propix );
+      elseif (!$argType && ($arg1 == $component->getProperty('uid'))) {
+        unset($component->propix);
         return $component->copy();
       }
     }
             /* not found.. . */
-    unset( $this->compix );
+    unset($this->compix);
     return false;
   }
 /**
@@ -6676,8 +6676,8 @@ 
  * @param object $component calendar component
  * @return void
  */
-  function addSubComponent ( $component ) {
-    $this->setComponent( $component );
+  function addSubComponent($component) {
+    $this->setComponent($component);
   }
 /**
  * add calendar component as subcomponent to container for subcomponents
@@ -6689,49 +6689,49 @@ 
  * @param mixed $arg2 optional, ordno if arg1 = component type
  * @return bool
  */
-  function setComponent( $component, $arg1=FALSE, $arg2=FALSE  ) {
-    if( !isset( $this->components )) return FALSE;
-    if( '' >= $component->getConfig( 'language'))
-      $component->setConfig( 'language',  $this->getConfig( 'language' ));
-    $component->setConfig( 'allowEmpty',  $this->getConfig( 'allowEmpty' ));
-    $component->setConfig( 'nl',          $this->getConfig( 'nl' ));
-    $component->setConfig( 'unique_id',   $this->getConfig( 'unique_id' ));
-    $component->setConfig( 'format',      $this->getConfig( 'format' ));
-    if( !in_array( $component->objName, array( 'valarm', 'vtimezone', 'standard', 'daylight' ))) {
-      unset( $component->propix );
+  function setComponent($component, $arg1 = FALSE, $arg2 = FALSE) {
+    if (!isset($this->components)) return FALSE;
+    if ('' >= $component->getConfig('language'))
+      $component->setConfig('language', $this->getConfig('language'));
+    $component->setConfig('allowEmpty', $this->getConfig('allowEmpty'));
+    $component->setConfig('nl', $this->getConfig('nl'));
+    $component->setConfig('unique_id', $this->getConfig('unique_id'));
+    $component->setConfig('format', $this->getConfig('format'));
+    if (!in_array($component->objName, array('valarm', 'vtimezone', 'standard', 'daylight'))) {
+      unset($component->propix);
             /* make sure dtstamp and uid is set */
-      $dummy = $component->getProperty( 'dtstamp' );
-      $dummy = $component->getProperty( 'uid' );
+      $dummy = $component->getProperty('dtstamp');
+      $dummy = $component->getProperty('uid');
     }
-    if( !$arg1 ) {
+    if (!$arg1) {
       $this->components[] = $component->copy();
       return TRUE;
     }
     $argType = $index = null;
-    if ( ctype_digit( (string) $arg1 )) {
+    if (ctype_digit((string) $arg1)) {
       $argType = 'INDEX';
       $index   = (int) $arg1 - 1;
     }
-    elseif(( strlen( $arg1 ) <= strlen( 'vfreebusy' )) && ( FALSE === strpos( $arg1, '@' ))) {
-      $argType = strtolower( $arg1 );
-      $index = ( ctype_digit( (string) $arg2 )) ? ((int) $arg2) - 1 : 0;
+    elseif ((strlen($arg1) <= strlen('vfreebusy')) && (FALSE === strpos($arg1, '@'))) {
+      $argType = strtolower($arg1);
+      $index = (ctype_digit((string) $arg2)) ? ((int) $arg2) - 1 : 0;
     }
     $cix2sC = 0;
-    foreach ( $this->components as $cix => $component2 ) {
-      if( empty( $component2 )) continue;
-      unset( $component2->propix );
-      if(( 'INDEX' == $argType ) && ( $index == $cix )) {
+    foreach ($this->components as $cix => $component2) {
+      if (empty($component2)) continue;
+      unset($component2->propix);
+      if (('INDEX' == $argType) && ($index == $cix)) {
         $this->components[$cix] = $component->copy();
         return TRUE;
       }
-      elseif( $argType == $component2->objName ) {
-        if( $index == $cix2sC ) {
+      elseif ($argType == $component2->objName) {
+        if ($index == $cix2sC) {
           $this->components[$cix] = $component->copy();
           return TRUE;
         }
         $cix2sC++;
       }
-      elseif( !$argType && ($arg1 == $component2->getProperty( 'uid' ))) {
+      elseif (!$argType && ($arg1 == $component2->getProperty('uid'))) {
         $this->components[$cix] = $component->copy();
         return TRUE;
       }
@@ -6749,15 +6749,15 @@ 
  */
   function createSubComponent() {
     $output = null;
-    foreach( $this->components as $component ) {
-      if( empty( $component )) continue;
-      if( '' >= $component->getConfig( 'language'))
-        $component->setConfig( 'language',  $this->getConfig( 'language' ));
-      $component->setConfig( 'allowEmpty',  $this->getConfig( 'allowEmpty' ));
-      $component->setConfig( 'nl',          $this->getConfig( 'nl' ));
-      $component->setConfig( 'unique_id',   $this->getConfig( 'unique_id' ));
-      $component->setConfig( 'format',      $this->getConfig( 'format' ));
-      $output .= $component->createComponent( $this->xcaldecl );
+    foreach ($this->components as $component) {
+      if (empty($component)) continue;
+      if ('' >= $component->getConfig('language'))
+        $component->setConfig('language', $this->getConfig('language'));
+      $component->setConfig('allowEmpty', $this->getConfig('allowEmpty'));
+      $component->setConfig('nl', $this->getConfig('nl'));
+      $component->setConfig('unique_id', $this->getConfig('unique_id'));
+      $component->setConfig('format', $this->getConfig('format'));
+      $output .= $component->createComponent($this->xcaldecl);
     }
     return $output;
   }
@@ -6784,21 +6784,21 @@ 
  * @param string $value
  * @return string
  */
-  function _size75( $string ) {
-    $strlen = strlen( $string );
+  function _size75($string) {
+    $strlen = strlen($string);
     $tmp    = $string;
     $string = null;
-    while( $strlen > 75 ) {
+    while ($strlen > 75) {
        $breakAtChar = 75;
-       if( substr( $tmp, ( $breakAtChar - 1 ), strlen( '\n' )) == '\n' )
+       if (substr($tmp, ($breakAtChar - 1), strlen('\n')) == '\n')
          $breakAtChar = $breakAtChar - 1;
-       $string .= substr( $tmp, 0, $breakAtChar );
+       $string .= substr($tmp, 0, $breakAtChar);
        $string .= $this->nl;
-       $tmp     = ' '.substr( $tmp, $breakAtChar );
-       $strlen  = strlen( $tmp );
+       $tmp     = ' '.substr($tmp, $breakAtChar);
+       $strlen  = strlen($tmp);
     } // while
-    $string .= rtrim( $tmp ); // the rest
-    if( $this->nl != substr( $string, ( 0 - strlen( $this->nl ))))
+    $string .= rtrim($tmp); // the rest
+    if ($this->nl != substr($string, (0 - strlen($this->nl))))
       $string .= $this->nl;
     return $string;
   }
@@ -6810,38 +6810,38 @@ 
  * @param string $string
  * @return string
  */
-  function _strrep( $string ) {
-    switch( $this->format ) {
+  function _strrep($string) {
+    switch ($this->format) {
       case 'xcal':
-        $string = str_replace( '\n',  $this->nl, $string);
-        $string = htmlspecialchars( strip_tags( stripslashes( urldecode ( $string ))));
+        $string = str_replace('\n', $this->nl, $string);
+        $string = htmlspecialchars(strip_tags(stripslashes(urldecode($string))));
         break;
       default:
         $pos = 0;
-        while( $pos <= strlen( $string )) {
-          $pos = strpos( $string, "\\", $pos );
-          if( FALSE === $pos )
+        while ($pos <= strlen($string)) {
+          $pos = strpos($string, "\\", $pos);
+          if (FALSE === $pos)
             break;
-          if( !in_array( $string{($pos + 1)}, array( 'n', 'N', 'r', ',', ';' ))) {
-            $string = substr( $string, 0, $pos )."\\".substr( $string, ( $pos + 1 ));
+          if (!in_array($string{($pos + 1)}, array('n', 'N', 'r', ',', ';'))) {
+            $string = substr($string, 0, $pos)."\\".substr($string, ($pos + 1));
             $pos += 1;
           }
           $pos += 1;
         }
-        if( FALSE !== strpos( $string, '"' ))
-          $string = str_replace('"',   "'",       $string);
-        if( FALSE !== strpos( $string, ',' ))
-          $string = str_replace(',',   '\,',      $string);
-        if( FALSE !== strpos( $string, ';' ))
-          $string = str_replace(';',   '\;',      $string);
-        if( FALSE !== strpos( $string, "\r\n" ))
-          $string = str_replace( "\r\n", '\n',    $string);
-        elseif( FALSE !== strpos( $string, "\r" ))
-          $string = str_replace( "\r", '\n',      $string);
-        if( FALSE !== strpos( $string, '\N' ))
-          $string = str_replace( '\N', '\n',      $string);
+        if (FALSE !== strpos($string, '"'))
+          $string = str_replace('"', "'", $string);
+        if (FALSE !== strpos($string, ','))
+          $string = str_replace(',', '\,', $string);
+        if (FALSE !== strpos($string, ';'))
+          $string = str_replace(';', '\;', $string);
+        if (FALSE !== strpos($string, "\r\n"))
+          $string = str_replace("\r\n", '\n', $string);
+        elseif (FALSE !== strpos($string, "\r"))
+          $string = str_replace("\r", '\n', $string);
+        if (FALSE !== strpos($string, '\N'))
+          $string = str_replace('\N', '\n', $string);
 //        if( FALSE !== strpos( $string, $this->nl ))
-          $string = str_replace( $this->nl, '\n', $string);
+          $string = str_replace($this->nl, '\n', $string);
         break;
     }
     return $string;
@@ -6854,10 +6854,10 @@ 
  * @param string $string
  * @return string
  */
-  function _strunrep( $string ) {
-    $string = str_replace( '\\\\', '\\',     $string);
-    $string = str_replace( '\,',   ',',      $string);
-    $string = str_replace( '\;',   ';',      $string);
+  function _strunrep($string) {
+    $string = str_replace('\\\\', '\\', $string);
+    $string = str_replace('\,', ',', $string);
+    $string = str_replace('\;', ';', $string);
 //    $string = str_replace( '\n',  $this->nl, $string); // ??
     return $string;
   }
@@ -6955,7 +6955,7 @@ 
  * @param array $xcaldecl
  * @return string
  */
-  function createComponent( &$xcaldecl ) {
+  function createComponent(&$xcaldecl) {
     $objectname    = $this->_createFormat();
     $component     = $this->componentStart1.$objectname.$this->componentStart2.$this->nl;
     $component    .= $this->createUid();
@@ -6992,8 +6992,8 @@ 
     $component    .= $this->createXprop();
     $component    .= $this->createSubComponent();
     $component    .= $this->componentEnd1.$objectname.$this->componentEnd2;
-    if( is_array( $this->xcaldecl ) && ( 0 < count( $this->xcaldecl ))) {
-      foreach( $this->xcaldecl as $localxcaldecl )
+    if (is_array($this->xcaldecl) && (0 < count($this->xcaldecl))) {
+      foreach ($this->xcaldecl as $localxcaldecl)
         $xcaldecl[] = $localxcaldecl;
     }
     return $component;
@@ -7093,7 +7093,7 @@ 
  * @param array $xcaldecl
  * @return string
  */
-  function createComponent( &$xcaldecl ) {
+  function createComponent(&$xcaldecl) {
     $objectname    = $this->_createFormat();
     $component     = $this->componentStart1.$objectname.$this->componentStart2.$this->nl;
     $component    .= $this->createUid();
@@ -7131,8 +7131,8 @@ 
     $component    .= $this->createXprop();
     $component    .= $this->createSubComponent();
     $component    .= $this->componentEnd1.$objectname.$this->componentEnd2;
-    if( is_array( $this->xcaldecl ) && ( 0 < count( $this->xcaldecl ))) {
-      foreach( $this->xcaldecl as $localxcaldecl )
+    if (is_array($this->xcaldecl) && (0 < count($this->xcaldecl))) {
+      foreach ($this->xcaldecl as $localxcaldecl)
         $xcaldecl[] = $localxcaldecl;
     }
     return $component;
@@ -7212,7 +7212,7 @@ 
  * @param array $xcaldecl
  * @return string
  */
-  function createComponent( &$xcaldecl ) {
+  function createComponent(&$xcaldecl) {
     $objectname = $this->_createFormat();
     $component  = $this->componentStart1.$objectname.$this->componentStart2.$this->nl;
     $component .= $this->createUid();
@@ -7241,8 +7241,8 @@ 
     $component .= $this->createUrl();
     $component .= $this->createXprop();
     $component .= $this->componentEnd1.$objectname.$this->componentEnd2;
-    if( is_array( $this->xcaldecl ) && ( 0 < count( $this->xcaldecl ))) {
-      foreach( $this->xcaldecl as $localxcaldecl )
+    if (is_array($this->xcaldecl) && (0 < count($this->xcaldecl))) {
+      foreach ($this->xcaldecl as $localxcaldecl)
         $xcaldecl[] = $localxcaldecl;
     }
     return $component;
@@ -7300,7 +7300,7 @@ 
  * @param array $xcaldecl
  * @return string
  */
-  function createComponent( &$xcaldecl ) {
+  function createComponent(&$xcaldecl) {
     $objectname = $this->_createFormat();
     $component  = $this->componentStart1.$objectname.$this->componentStart2.$this->nl;
     $component .= $this->createUid();
@@ -7317,8 +7317,8 @@ 
     $component .= $this->createUrl();
     $component .= $this->createXprop();
     $component .= $this->componentEnd1.$objectname.$this->componentEnd2;
-    if( is_array( $this->xcaldecl ) && ( 0 < count( $this->xcaldecl ))) {
-      foreach( $this->xcaldecl as $localxcaldecl )
+    if (is_array($this->xcaldecl) && (0 < count($this->xcaldecl))) {
+      foreach ($this->xcaldecl as $localxcaldecl)
         $xcaldecl[] = $localxcaldecl;
     }
     return $component;
@@ -7370,7 +7370,7 @@ 
  * @param array $xcaldecl
  * @return string
  */
-  function createComponent( &$xcaldecl ) {
+  function createComponent(&$xcaldecl) {
     $objectname    = $this->_createFormat();
     $component     = $this->componentStart1.$objectname.$this->componentStart2.$this->nl;
     $component    .= $this->createAction();
@@ -7418,11 +7418,11 @@ 
  * @param string $timezonetype optional, default FALSE ( STANDARD / DAYLIGHT )
  * @return void
  */
-  function vtimezone( $timezonetype=FALSE ) {
-    if( !$timezonetype )
+  function vtimezone($timezonetype = FALSE) {
+    if (!$timezonetype)
       $this->timezonetype = 'VTIMEZONE';
     else
-      $this->timezonetype = strtoupper( $timezonetype );
+      $this->timezonetype = strtoupper($timezonetype);
     $this->calendarComponent();
 
     $this->comment         = '';
@@ -7447,7 +7447,7 @@ 
  * @param array $xcaldecl
  * @return string
  */
-  function createComponent( &$xcaldecl ) {
+  function createComponent(&$xcaldecl) {
     $objectname    = $this->_createFormat();
     $component     = $this->componentStart1.$objectname.$this->componentStart2.$this->nl;
     $component    .= $this->createTzid();
@@ -7463,8 +7463,8 @@ 
     $component    .= $this->createXprop();
     $component    .= $this->createSubComponent();
     $component    .= $this->componentEnd1.$objectname.$this->componentEnd2;
-    if( is_array( $this->xcaldecl ) && ( 0 < count( $this->xcaldecl ))) {
-      foreach( $this->xcaldecl as $localxcaldecl )
+    if (is_array($this->xcaldecl) && (0 < count($this->xcaldecl))) {
+      foreach ($this->xcaldecl as $localxcaldecl)
         $xcaldecl[] = $localxcaldecl;
     }
     return $component;

main/inc/lib/add_many_session_to_category_functions.lib.php

Spacing +5 added lines, -5 removed lines

@@ -21,12 +21,12 @@ 
      * @assert () !== ''
      * @assert ('abc','single') !== ''
      */
-    function search_courses($needle,$type)
+    function search_courses($needle, $type)
     {
         $tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
 		$xajax_response = new xajaxResponse();
 		$return = '';
-		if(!empty($needle) && !empty($type)) {
+		if (!empty($needle) && !empty($type)) {
 			// xajax send utf8 datas... datas in db can be non-utf8 datas
 			$charset = api_get_system_encoding();
 			$needle = api_convert_encoding($needle, $charset, 'utf-8');
@@ -38,12 +38,12 @@ 
 			$course_list = array();
 
 			$return .= '<select id="origin" name="NoSessionCategoryList[]" multiple="multiple" size="20" style="width:340px;">';
-			while($course = Database :: fetch_array($rs)) {
+			while ($course = Database :: fetch_array($rs)) {
 				$course_list[] = $course['id'];
-				$return .= '<option value="'.$course['id'].'" title="'.htmlspecialchars($course['name'],ENT_QUOTES).'">'.$course['name'].'</option>';
+				$return .= '<option value="'.$course['id'].'" title="'.htmlspecialchars($course['name'], ENT_QUOTES).'">'.$course['name'].'</option>';
 			}
 			$return .= '</select>';
-			$xajax_response -> addAssign('ajax_list_courses_multiple','innerHTML',api_utf8_encode($return));
+			$xajax_response -> addAssign('ajax_list_courses_multiple', 'innerHTML', api_utf8_encode($return));
 		}
 		$_SESSION['course_list'] = $course_list;
 		return $xajax_response;

main/inc/lib/statistics.lib.php

Spacing +43 added lines, -43 removed lines

@@ -104,10 +104,10 @@ 
         $course_user_table = Database:: get_main_table(TABLE_MAIN_COURSE_USER);
         $course_table = Database:: get_main_table(TABLE_MAIN_COURSE);
         $user_table = Database:: get_main_table(TABLE_MAIN_USER);
-        $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
         $current_url_id = api_get_current_access_url_id();
-        $active_filter = $onlyActive?' AND active=1':'';
-        $status_filter = isset($status)?' AND status = '.intval($status):'';
+        $active_filter = $onlyActive ? ' AND active=1' : '';
+        $status_filter = isset($status) ? ' AND status = '.intval($status) : '';
 
         if (api_is_multiple_url_enabled()) {
             $sql = "SELECT COUNT(DISTINCT(u.user_id)) AS number
@@ -131,7 +131,7 @@ 
                     FROM $user_table
                     WHERE 1=1 $status_filter $active_filter";
             if (isset ($categoryCode)) {
-                $status_filter = isset($status)?' AND status = '.intval($status):'';
+                $status_filter = isset($status) ? ' AND status = '.intval($status) : '';
                 $sql = "SELECT COUNT(DISTINCT(cu.user_id)) AS number
                         FROM $course_user_table cu, $course_table c
                         WHERE
@@ -156,7 +156,7 @@ 
     public static function countSessions()
     {
         $session_table = Database :: get_main_table(TABLE_MAIN_SESSION);
-        $access_url_rel_session_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
+        $access_url_rel_session_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
         if (api_is_multiple_url_enabled()) {
             $current_url_id = api_get_current_access_url_id();
             $sql = "SELECT COUNT(id) AS number
@@ -179,9 +179,9 @@ 
     public static function getNumberOfActivities()
     {
         // Database table definitions
-        $track_e_default  = Database :: get_main_table(TABLE_STATISTIC_TRACK_E_DEFAULT);
+        $track_e_default = Database :: get_main_table(TABLE_STATISTIC_TRACK_E_DEFAULT);
         $table_user = Database::get_main_table(TABLE_MAIN_USER);
-        $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
         $current_url_id = api_get_current_access_url_id();
         if (api_is_multiple_url_enabled()) {
             $sql = "SELECT count(default_id) AS total_number_of_items
@@ -225,7 +225,7 @@ 
         $from = intval($from);
         $numberOfItems = intval($numberOfItems);
 
-        if (!in_array($direction, array('ASC','DESC'))) {
+        if (!in_array($direction, array('ASC', 'DESC'))) {
             $direction = 'DESC';
         }
 
@@ -276,7 +276,7 @@ 
         $sql .= " LIMIT $from,$numberOfItems ";
 
         $res = Database::query($sql);
-        $activities = array ();
+        $activities = array();
         while ($row = Database::fetch_row($res)) {
 
             if (strpos($row[1], '_object') === false && strpos($row[1], '_array') === false) {
@@ -343,7 +343,7 @@ 
         $sql = "SELECT code, name FROM $categoryTable
                 ORDER BY tree_pos";
         $res = Database::query($sql);
-        $categories = array ();
+        $categories = array();
         while ($category = Database::fetch_object($res)) {
             $categories[$category->code] = $category->name;
         }
@@ -364,7 +364,7 @@ 
             $data_max = ($data_max < $value ? $value : $data_max);
         }
         reset($data);
-        $result = array ();
+        $result = array();
         $delta = $max / $data_max;
         foreach ($data as $index => $value) {
             $result[$index] = (int) round($value * $delta);
@@ -398,9 +398,9 @@ 
             } else {
                 $number_label = Statistics::makeSizeString($number);
             }
-            $percentage = ($total>0?number_format(100*$number/$total, 1, ',', '.'):'0');
+            $percentage = ($total > 0 ? number_format(100 * $number / $total, 1, ',', '.') : '0');
 
-            echo '<tr class="row_'.($i%2 == 0 ? 'odd' : 'even').'">
+            echo '<tr class="row_'.($i % 2 == 0 ? 'odd' : 'even').'">
                     <td width="150">'.$subtitle.'</td>
                     <td width="550">'.Display::bar_progress($percentage, false).'</td>
                     <td align="right">'.$number_label.'</td>';
@@ -408,7 +408,7 @@ 
                 echo '<td align="right"> '.$percentage.'%</td>';
             }
             echo '</tr>';
-            $i ++;
+            $i++;
         }
         if ($showTotal) {
             if (!$isFileSize) {
@@ -428,17 +428,17 @@ 
     public static function printLoginStats($type)
     {
         $table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_LOGIN);
-        $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
         $current_url_id = api_get_current_access_url_id();
 
         $table_url = null;
         $where_url = null;
         $now = api_get_utc_datetime();
-        $where_url_last = ' WHERE login_date > DATE_SUB("' . $now . '",INTERVAL 1 %s)';
+        $where_url_last = ' WHERE login_date > DATE_SUB("'.$now.'",INTERVAL 1 %s)';
         if (api_is_multiple_url_enabled()) {
             $table_url = ", $access_url_rel_user_table";
             $where_url = " WHERE login_user_id=user_id AND access_url_id='".$current_url_id."'";
-            $where_url_last = ' AND login_date > DATE_SUB("' . $now . '",INTERVAL 1 %s)';
+            $where_url_last = ' AND login_date > DATE_SUB("'.$now.'",INTERVAL 1 %s)';
         }
 
         $period = get_lang('PeriodMonth');
@@ -453,13 +453,13 @@ 
             case 'hour':
                 $period = get_lang('PeriodHour');
                 $sql = "SELECT DATE_FORMAT( login_date, '%H' ) AS stat_date , count( login_id ) AS number_of_logins FROM ".$table.$table_url.$where_url." GROUP BY stat_date ORDER BY stat_date ";
-                $sql_last_x = "SELECT DATE_FORMAT( login_date, '%H' ) AS stat_date , count( login_id ) AS number_of_logins FROM ".$table.$table_url.$where_url.sprintf($where_url_last,'DAY')." GROUP BY stat_date ORDER BY stat_date ";
+                $sql_last_x = "SELECT DATE_FORMAT( login_date, '%H' ) AS stat_date , count( login_id ) AS number_of_logins FROM ".$table.$table_url.$where_url.sprintf($where_url_last, 'DAY')." GROUP BY stat_date ORDER BY stat_date ";
                 break;
             case 'day':
                 $periodCollection = api_get_week_days_long();
                 $period = get_lang('PeriodDay');
                 $sql = "SELECT DATE_FORMAT( login_date, '%w' ) AS stat_date , count( login_id ) AS number_of_logins FROM ".$table.$table_url.$where_url." GROUP BY stat_date ORDER BY DATE_FORMAT( login_date, '%w' ) ";
-                $sql_last_x = "SELECT DATE_FORMAT( login_date, '%w' ) AS stat_date , count( login_id ) AS number_of_logins FROM ".$table.$table_url.$where_url.sprintf($where_url_last,'WEEK')." GROUP BY stat_date ORDER BY DATE_FORMAT( login_date, '%w' ) ";
+                $sql_last_x = "SELECT DATE_FORMAT( login_date, '%w' ) AS stat_date , count( login_id ) AS number_of_logins FROM ".$table.$table_url.$where_url.sprintf($where_url_last, 'WEEK')." GROUP BY stat_date ORDER BY DATE_FORMAT( login_date, '%w' ) ";
                 break;
         }
         if ($sql_last_x) {
@@ -501,14 +501,14 @@ 
     {
         $totalLogin = array();
         $table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_LOGIN);
-        $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
         $current_url_id = api_get_current_access_url_id();
         if (api_is_multiple_url_enabled()) {
             $table_url = ", $access_url_rel_user_table";
             $where_url = " AND login_user_id=user_id AND access_url_id='".$current_url_id."'";
         } else {
             $table_url = '';
-            $where_url='';
+            $where_url = '';
         }
         $now = api_get_utc_datetime();
         $field = 'login_user_id';
@@ -540,14 +540,14 @@ 
     {
         $totalLogin = [];
         $table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_LOGIN);
-        $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
         $current_url_id = api_get_current_access_url_id();
         if (api_is_multiple_url_enabled()) {
             $table_url = ", $access_url_rel_user_table";
             $where_url = " AND login_user_id=user_id AND access_url_id='".$current_url_id."'";
         } else {
             $table_url = '';
-            $where_url='';
+            $where_url = '';
         }
         $now = api_get_utc_datetime();
         $field = 'login_user_id';
@@ -557,7 +557,7 @@ 
         $sql = "SELECT count($field) AS number, date(login_date) as login_date FROM $table $table_url WHERE DATE_ADD(login_date, INTERVAL 15 DAY) >= '$now' $where_url GROUP BY date(login_date)";
         
         $res = Database::query($sql);
-        while($row = Database::fetch_array($res,'ASSOC')){
+        while ($row = Database::fetch_array($res, 'ASSOC')) {
             $totalLogin[$row['login_date']] = $row['number'];
         }
         
@@ -652,13 +652,13 @@ 
     public static function printUserPicturesStats()
     {
         $user_table = Database :: get_main_table(TABLE_MAIN_USER);
-        $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
         $current_url_id = api_get_current_access_url_id();
         $url_condition = null;
         $url_condition2 = null;
         $table = null;
         if (api_is_multiple_url_enabled()) {
-            $url_condition =  ", $access_url_rel_user_table as url WHERE url.user_id=u.user_id AND access_url_id='".$current_url_id."'";
+            $url_condition = ", $access_url_rel_user_table as url WHERE url.user_id=u.user_id AND access_url_id='".$current_url_id."'";
             $url_condition2 = " AND url.user_id=u.user_id AND access_url_id='".$current_url_id."'";
             $table = ", $access_url_rel_user_table as url ";
         }
@@ -690,7 +690,7 @@ 
             'width=200px',
             false
         );
-        $renderer =& $form->defaultRenderer();
+        $renderer = & $form->defaultRenderer();
         $renderer->setCustomElementTemplate('<span>{element}</span> ');
         $form->addElement('hidden', 'report', 'activities');
         $form->addElement('hidden', 'activities_direction', 'DESC');
@@ -740,10 +740,10 @@ 
         $columns[1] = 'access_date';
         $sql_order[SORT_ASC] = 'ASC';
         $sql_order[SORT_DESC] = 'DESC';
-        $per_page = isset($_GET['per_page'])?intval($_GET['per_page']) : 10;
-        $page_nr = isset($_GET['page_nr'])?intval($_GET['page_nr']) : 1;
-        $column = isset($_GET['column'])?intval($_GET['column']) : 0;
-        $date_diff = isset($_GET['date_diff'])?intval($_GET['date_diff']) : 60;
+        $per_page = isset($_GET['per_page']) ? intval($_GET['per_page']) : 10;
+        $page_nr = isset($_GET['page_nr']) ? intval($_GET['page_nr']) : 1;
+        $column = isset($_GET['column']) ? intval($_GET['column']) : 0;
+        $date_diff = isset($_GET['date_diff']) ? intval($_GET['date_diff']) : 60;
 
         $direction = isset($_GET['direction']) ? $_GET['direction'] : SORT_ASC;
 
@@ -772,25 +772,25 @@ 
                         access_url_id='".$current_url_id."'
                    GROUP BY c_id
                    HAVING c_id <> ''
-                   AND DATEDIFF( '".date('Y-m-d h:i:s')."' , access_date ) <= ". $date_diff;
+                   AND DATEDIFF( '".date('Y-m-d h:i:s')."' , access_date ) <= ".$date_diff;
         } else {
             $sql = "SELECT * FROM $table
                    GROUP BY c_id
                    HAVING c_id <> ''
-                   AND DATEDIFF( '".date('Y-m-d h:i:s')."' , access_date ) <= ". $date_diff;
+                   AND DATEDIFF( '".date('Y-m-d h:i:s')."' , access_date ) <= ".$date_diff;
         }
         $sql .= ' ORDER BY '.$columns[$column].' '.$sql_order[$direction];
-        $from = ($page_nr -1) * $per_page;
+        $from = ($page_nr - 1) * $per_page;
         $sql .= ' LIMIT '.$from.','.$per_page;
 
         echo '<p>'.get_lang('LastAccess').' &gt;= '.$date_diff.' '.get_lang('Days').'</p>';
         $res = Database::query($sql);
         if (Database::num_rows($res) > 0) {
-            $courses = array ();
+            $courses = array();
             while ($obj = Database::fetch_object($res)) {
                 $courseInfo = api_get_course_info_by_id($obj->c_id);
-                $course = array ();
-                $course[]= '<a href="'.api_get_path(WEB_COURSE_PATH).$courseInfo['code'].'">'.$courseInfo['code'].' <a>';
+                $course = array();
+                $course[] = '<a href="'.api_get_path(WEB_COURSE_PATH).$courseInfo['code'].'">'.$courseInfo['code'].' <a>';
                 // Allow sort by date hiding the numerical date
                 $course[] = '<span style="display:none;">'.$obj->access_date.'</span>'.api_convert_and_format_date($obj->access_date);
                 $courses[] = $course;
@@ -863,7 +863,7 @@ 
     {
         $user_friend_table = Database::get_main_table(TABLE_MAIN_USER_REL_USER);
         $user_table = Database::get_main_table(TABLE_MAIN_USER);
-        $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
         $current_url_id = api_get_current_access_url_id();
 
         if (api_is_multiple_url_enabled()) {
@@ -895,7 +895,7 @@ 
     {
         $totalLogin = array();
         $table = Database::get_main_table(TABLE_STATISTIC_TRACK_E_LOGIN);
-        $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
+        $access_url_rel_user_table = Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
         $current_url_id = api_get_current_access_url_id();
         $total = self::countUsers();
         if (api_is_multiple_url_enabled()) {
@@ -903,14 +903,14 @@ 
             $where_url = " AND login_user_id=user_id AND access_url_id='".$current_url_id."'";
         } else {
             $table_url = '';
-            $where_url='';
+            $where_url = '';
         }
         $now = api_get_utc_datetime();
-        $sql[get_lang('ThisDay')]    =
+        $sql[get_lang('ThisDay')] =
             "SELECT count(distinct(login_user_id)) AS number ".
             " FROM $table $table_url ".
             " WHERE DATE_ADD(login_date, INTERVAL 1 DAY) >= '$now' $where_url";
-        $sql[get_lang('Last7days')]  =
+        $sql[get_lang('Last7days')] =
             "SELECT count(distinct(login_user_id)) AS number ".
             " FROM $table $table_url ".
             " WHERE DATE_ADD(login_date, INTERVAL 7 DAY) >= '$now' $where_url";
@@ -922,7 +922,7 @@ 
             "SELECT count(distinct(login_user_id)) AS number ".
             " FROM $table $table_url ".
             " WHERE DATE_ADD(login_date, INTERVAL 6 MONTH) >= '$now' $where_url";
-        $sql[get_lang('NeverConnected')]      =
+        $sql[get_lang('NeverConnected')] =
             "SELECT count(distinct(login_user_id)) AS number ".
             " FROM $table $table_url WHERE 1=1 $where_url";
         foreach ($sql as $index => $query) {

main/inc/lib/auth.lib.php

Spacing +46 added lines, -46 removed lines

@@ -46,12 +46,12 @@ 
         $special_course_list = array();
         if (Database::num_rows($result) > 0) {
             while ($result_row = Database::fetch_array($result)) {
-                $special_course_list[] = '"' . $result_row['item_id'] . '"';
+                $special_course_list[] = '"'.$result_row['item_id'].'"';
             }
         }
         $without_special_courses = '';
         if (!empty($special_course_list)) {
-            $without_special_courses = ' AND course.id NOT IN (' . implode(',', $special_course_list) . ')';
+            $without_special_courses = ' AND course.id NOT IN ('.implode(',', $special_course_list).')';
         }
 
         // Secondly we select the courses that are in a category (user_course_cat<>0) and sort these according to the sort of the category
@@ -70,8 +70,8 @@ 
                 FROM $TABLECOURS course, $TABLECOURSUSER  course_rel_user
                 WHERE
                     course.id = course_rel_user.c_id AND
-                    course_rel_user.relation_type<>" . COURSE_RELATION_TYPE_RRHH . " AND
-                    course_rel_user.user_id = '" . $user_id . "' $without_special_courses
+                    course_rel_user.relation_type<>".COURSE_RELATION_TYPE_RRHH." AND
+                    course_rel_user.user_id = '" . $user_id."' $without_special_courses
                 ORDER BY course_rel_user.sort ASC";
         $result = Database::query($sql);
         $courses = array();
@@ -102,7 +102,7 @@ 
     {
         $user_id = api_get_user_id();
         $table_category = Database::get_main_table(TABLE_USER_COURSE_CATEGORY);
-        $sql = "SELECT * FROM " . $table_category . "
+        $sql = "SELECT * FROM ".$table_category."
                 WHERE user_id=$user_id
                 ORDER BY sort ASC";
         $result = Database::query($sql);
@@ -144,13 +144,13 @@ 
         $special_course_list = array();
         if (Database::num_rows($result) > 0) {
             while ($result_row = Database::fetch_array($result)) {
-                $special_course_list[] = '"' . $result_row['item_id'] . '"';
+                $special_course_list[] = '"'.$result_row['item_id'].'"';
             }
         }
 
         $without_special_courses = '';
         if (!empty($special_course_list)) {
-            $without_special_courses = ' AND course.id NOT IN (' . implode(',', $special_course_list) . ')';
+            $without_special_courses = ' AND course.id NOT IN ('.implode(',', $special_course_list).')';
         }
 
         $sql = "SELECT
@@ -161,8 +161,8 @@ 
                 $TABLECOURSUSER  course_rel_user
                 WHERE
                     course.id = course_rel_user.c_id AND
-                    course_rel_user.user_id = '" . $user_id . "' AND
-                    course_rel_user.relation_type <> " . COURSE_RELATION_TYPE_RRHH . "
+                    course_rel_user.user_id = '".$user_id."' AND
+                    course_rel_user.relation_type <> " . COURSE_RELATION_TYPE_RRHH."
                     $without_special_courses
                 ORDER BY course_rel_user.user_course_cat, course_rel_user.sort ASC";
         $result = Database::query($sql);
@@ -191,11 +191,11 @@ 
         $TABLECOURSUSER = Database::get_main_table(TABLE_MAIN_COURSE_USER);
         $max_sort_value = api_max_sort_value($newcategory, $current_user);
         $sql = "UPDATE $TABLECOURSUSER SET
-                    user_course_cat='" . $newcategory . "',
-                    sort='" . ($max_sort_value + 1) . "'
+                    user_course_cat='".$newcategory."',
+                    sort='" . ($max_sort_value + 1)."'
                 WHERE
-                    c_id ='" . $courseId . "' AND
-                    user_id='" . $current_user . "' AND
+                    c_id ='" . $courseId."' AND
+                    user_id='" . $current_user."' AND
                     relation_type<>" . COURSE_RELATION_TYPE_RRHH;
         $resultQuery = Database::query($sql);
 
@@ -254,18 +254,18 @@ 
             $targetCourseId = $targetCourseInfo['real_id'];
 
             $sql = "UPDATE $table
-                    SET sort='" . $target_course['sort'] . "'
+                    SET sort='".$target_course['sort']."'
                     WHERE
-                        c_id = '" . $courseId . "' AND
-                        user_id = '" . $current_user_id . "' AND
+                        c_id = '" . $courseId."' AND
+                        user_id = '" . $current_user_id."' AND
                         relation_type<>" . COURSE_RELATION_TYPE_RRHH;
 
             $result1 = Database::query($sql);
 
-            $sql = "UPDATE $table SET sort='" . $source_course['sort'] . "'
+            $sql = "UPDATE $table SET sort='".$source_course['sort']."'
                     WHERE
-                        c_id ='" . $targetCourseId . "' AND
-                        user_id='" . $current_user_id . "' AND
+                        c_id ='" . $targetCourseId."' AND
+                        user_id='" . $current_user_id."' AND
                         relation_type<>" . COURSE_RELATION_TYPE_RRHH;
 
             $result2 = Database::query($sql);
@@ -309,10 +309,10 @@ 
         }
 
         if (count($target_category) > 0 && count($source_category) > 0) {
-            $sql_update1 = "UPDATE $table_user_defined_category SET sort='" . Database::escape_string($target_category['sort']) . "'
-                            WHERE id='" . intval($source_category['id']) . "' AND user_id='" . $current_user_id . "'";
-            $sql_update2 = "UPDATE $table_user_defined_category SET sort='" . Database::escape_string($source_category['sort']) . "'
-                            WHERE id='" . intval($target_category['id']) . "' AND user_id='" . $current_user_id . "'";
+            $sql_update1 = "UPDATE $table_user_defined_category SET sort='".Database::escape_string($target_category['sort'])."'
+                            WHERE id='" . intval($source_category['id'])."' AND user_id='".$current_user_id."'";
+            $sql_update2 = "UPDATE $table_user_defined_category SET sort='".Database::escape_string($source_category['sort'])."'
+                            WHERE id='" . intval($target_category['id'])."' AND user_id='".$current_user_id."'";
 
             $result1 = Database::query($sql_update2);
             $result2 = Database::query($sql_update1);
@@ -331,8 +331,8 @@ 
     {
         $current_user_id = api_get_user_id();
         $table_category = Database::get_main_table(TABLE_USER_COURSE_CATEGORY);
-        $sql = "SELECT * FROM " . $table_category . "
-                WHERE user_id='" . $current_user_id . "'
+        $sql = "SELECT * FROM ".$table_category."
+                WHERE user_id='" . $current_user_id."'
                 ORDER BY sort ASC";
         $result = Database::query($sql);
         while ($row = Database::fetch_array($result)) {
@@ -355,8 +355,8 @@ 
         $result = false;
         $tucc = Database::get_main_table(TABLE_USER_COURSE_CATEGORY);
         $sql = "UPDATE $tucc
-                SET title='" . api_htmlentities($title, ENT_QUOTES, api_get_system_encoding()) . "'
-                WHERE id='" . $category_id . "'";
+                SET title='".api_htmlentities($title, ENT_QUOTES, api_get_system_encoding())."'
+                WHERE id='" . $category_id."'";
         $resultQuery = Database::query($sql);
         if (Database::affected_rows($resultQuery)) {
             $result = true;
@@ -377,7 +377,7 @@ 
         $category_id = intval($category_id);
         $result = false;
         $sql_delete = "DELETE FROM $tucc
-                      WHERE id='" . $category_id . "' and user_id='" . $current_user_id . "'";
+                      WHERE id='".$category_id."' and user_id='".$current_user_id."'";
         $resultQuery = Database::query($sql_delete);
        if (Database::affected_rows($resultQuery)) {
             $result = true;
@@ -385,9 +385,9 @@ 
         $sql = "UPDATE $TABLECOURSUSER
                 SET user_course_cat='0'
                 WHERE
-                    user_course_cat='" . $category_id . "' AND
-                    user_id='" . $current_user_id . "' AND
-                    relation_type<>" . COURSE_RELATION_TYPE_RRHH . " ";
+                    user_course_cat='".$category_id."' AND
+                    user_id='" . $current_user_id."' AND
+                    relation_type<>" . COURSE_RELATION_TYPE_RRHH." ";
         Database::query($sql);
 
         return $result;
@@ -420,20 +420,20 @@ 
         if (Database::num_rows($special_course_result) > 0) {
             $special_course_list = array();
             while ($result_row = Database::fetch_array($special_course_result)) {
-                $special_course_list[] = '"' . $result_row['item_id'] . '"';
+                $special_course_list[] = '"'.$result_row['item_id'].'"';
             }
         }
         $without_special_courses = '';
         if (!empty($special_course_list)) {
-            $without_special_courses = ' AND course.code NOT IN (' . implode(',', $special_course_list) . ')';
+            $without_special_courses = ' AND course.code NOT IN ('.implode(',', $special_course_list).')';
         }
 
         $search_term_safe = Database::escape_string($search_term);
         $sql_find = "SELECT * FROM $courseTable
                     WHERE (
-                            code LIKE '%" . $search_term_safe . "%' OR
-                            title LIKE '%" . $search_term_safe . "%' OR
-                            tutor_name LIKE '%" . $search_term_safe . "%'
+                            code LIKE '%".$search_term_safe."%' OR
+                            title LIKE '%" . $search_term_safe."%' OR
+                            tutor_name LIKE '%" . $search_term_safe."%'
                         )
                         $without_special_courses
                     ORDER BY title, visual_code ASC
@@ -450,9 +450,9 @@ 
                             ON (url_rel_course.c_id = course.id)
                             WHERE
                                 access_url_id = $url_access_id AND (
-                                    code LIKE '%" . $search_term_safe . "%' OR
-                                    title LIKE '%" . $search_term_safe . "%' OR
-                                    tutor_name LIKE '%" . $search_term_safe . "%'
+                                    code LIKE '%".$search_term_safe."%' OR
+                                    title LIKE '%" . $search_term_safe."%' OR
+                                    tutor_name LIKE '%" . $search_term_safe."%'
                                 )
                                 $without_special_courses
                             ORDER BY title, visual_code ASC
@@ -513,8 +513,8 @@ 
         // (s)he can only delete the course
         $sql = "SELECT * FROM $tbl_course_user
                 WHERE
-                    user_id='" . $current_user_id . "' AND
-                    c_id ='" . $courseId . "' AND
+                    user_id='".$current_user_id."' AND
+                    c_id ='" . $courseId."' AND
                     status='1' ";
         $result_check = Database::query($sql);
         $number_of_rows = Database::num_rows($result_check);
@@ -541,17 +541,17 @@ 
         $result = false;
 
         // step 1: we determine the max value of the user defined course categories
-        $sql = "SELECT sort FROM $tucc WHERE user_id='" . $current_user_id . "' ORDER BY sort DESC";
+        $sql = "SELECT sort FROM $tucc WHERE user_id='".$current_user_id."' ORDER BY sort DESC";
         $rs_sort = Database::query($sql);
         $maxsort = Database::fetch_array($rs_sort);
         $nextsort = $maxsort['sort'] + 1;
 
         // step 2: we check if there is already a category with this name, if not we store it, else we give an error.
-        $sql = "SELECT * FROM $tucc WHERE user_id='" . $current_user_id . "' AND title='" . $category_title . "'ORDER BY sort DESC";
+        $sql = "SELECT * FROM $tucc WHERE user_id='".$current_user_id."' AND title='".$category_title."'ORDER BY sort DESC";
         $rs = Database::query($sql);
         if (Database::num_rows($rs) == 0) {
             $sql_insert = "INSERT INTO $tucc (user_id, title,sort)
-                           VALUES ('" . $current_user_id . "', '" . api_htmlentities($category_title, ENT_QUOTES, api_get_system_encoding()) . "', '" . $nextsort . "')";
+                           VALUES ('".$current_user_id."', '".api_htmlentities($category_title, ENT_QUOTES, api_get_system_encoding())."', '".$nextsort."')";
             $resultQuery = Database::query($sql_insert);
             if (Database::affected_rows($resultQuery)) {
                 $result = true;
@@ -628,10 +628,10 @@ 
             if (isset($_POST['course_registration_code']) && $_POST['course_registration_code'] != $all_course_information['registration_code']) {
                 return false;
             }
-            $message = get_lang('CourseRequiresPassword') . '<br />';
+            $message = get_lang('CourseRequiresPassword').'<br />';
             $message .= $all_course_information['title'].' ('.$all_course_information['visual_code'].') ';
 
-            $action  = api_get_path(WEB_CODE_PATH) . "auth/courses.php?action=subscribe_user_with_password&sec_token=" . $_SESSION['sec_token'];
+            $action  = api_get_path(WEB_CODE_PATH)."auth/courses.php?action=subscribe_user_with_password&sec_token=".$_SESSION['sec_token'];
             $form = new FormValidator('subscribe_user_with_password', 'post', $action);
             $form->addElement('hidden', 'sec_token', $_SESSION['sec_token']);
             $form->addElement('hidden', 'subscribe_user_with_password', $all_course_information['code']);

main/inc/lib/javascript/chat/video.php

Spacing +2 added lines, -2 removed lines

@@ -34,8 +34,8 @@
 $idUserLocal = api_get_user_id();
 $userLocal = api_get_user_info($idUserLocal, true);
 $htmlHeadXtra[] = '<script type="text/javascript" src="'
-    . api_get_path(WEB_PATH) . 'web/assets/SimpleWebRTC/latest.js'
-    . '"></script>' . "\n";
+    . api_get_path(WEB_PATH).'web/assets/SimpleWebRTC/latest.js'
+    . '"></script>'."\n";
 
 $template = new Template();
 $template->assign('room_name', $chatVideo->getRoomName());

main/inc/lib/course_category.lib.php

Spacing +32 added lines, -34 removed lines

@@ -68,7 +68,7 @@ 
 
     $parentIdCondition = " AND (t1.parent_id IS NULL OR t1.parent_id = '' )";
     if (!empty($category)) {
-        $parentIdCondition =  " AND t1.parent_id  = '$category' ";
+        $parentIdCondition = " AND t1.parent_id  = '$category' ";
     }
 
     $sql = "SELECT
@@ -99,7 +99,7 @@ 
 
     $categories = Database::store_result($result);
     foreach ($categories as $category) {
-        $category['nbr_courses'] =  1;
+        $category['nbr_courses'] = 1;
     }
 
     return $categories;
@@ -196,13 +196,13 @@ 
     if ($row = Database::fetch_array($result)) {
         if (!empty($row['parent_id'])) {
             Database::query("UPDATE $tbl_course SET category_code = '".$row['parent_id']."' WHERE category_code='$node'");
-            Database::query("UPDATE $tbl_category SET parent_id='" . $row['parent_id'] . "' WHERE parent_id='$node'");
+            Database::query("UPDATE $tbl_category SET parent_id='".$row['parent_id']."' WHERE parent_id='$node'");
         } else {
             Database::query("UPDATE $tbl_course SET category_code='' WHERE category_code='$node'");
             Database::query("UPDATE $tbl_category SET parent_id=NULL WHERE parent_id='$node'");
         }
 
-        Database::query("UPDATE $tbl_category SET tree_pos=tree_pos-1 WHERE tree_pos > '" . $row['tree_pos'] . "'");
+        Database::query("UPDATE $tbl_category SET tree_pos=tree_pos-1 WHERE tree_pos > '".$row['tree_pos']."'");
         Database::query("DELETE FROM $tbl_category WHERE code='$node'");
 
         if (!empty($row['parent_id'])) {
@@ -291,13 +291,13 @@ 
     }
 
     $sql = "UPDATE $tbl_category
-            SET tree_pos ='" . $row['tree_pos'] . "'
+            SET tree_pos ='".$row['tree_pos']."'
             WHERE code='$code'";
     Database::query($sql);
 
     $sql = "UPDATE $tbl_category
             SET tree_pos = '$tree_pos'
-            WHERE code= '" . $row['code'] . "'";
+            WHERE code= '".$row['code']."'";
     Database::query($sql);
 
     return true;
@@ -424,12 +424,12 @@ 
 
         $editIcon = Display::return_icon('edit.png', get_lang('EditNode'), null, ICON_SIZE_SMALL);
         $deleteIcon = Display::return_icon('delete.png', get_lang('DeleteNode'), null, ICON_SIZE_SMALL);
-        $moveIcon =  Display::return_icon('up.png', get_lang('UpInSameLevel'), null, ICON_SIZE_SMALL);
+        $moveIcon = Display::return_icon('up.png', get_lang('UpInSameLevel'), null, ICON_SIZE_SMALL);
 
         foreach ($categories as $category) {
 
             $editUrl = $mainUrl.'&id='.$category['code'].'&action=edit';
-            $moveUrl  = $mainUrl.'&id='.$category['code'].'&action=moveUp&tree_pos='.$category['tree_pos'];
+            $moveUrl = $mainUrl.'&id='.$category['code'].'&action=moveUp&tree_pos='.$category['tree_pos'];
             $deleteUrl = $mainUrl.'&id='.$category['code'].'&action=delete';
 
             $actions = Display::url($editIcon, $editUrl).Display::url($moveIcon, $moveUrl).Display::url($deleteIcon, $deleteUrl);
@@ -563,12 +563,12 @@ 
 
     $count_courses = countCoursesInCategory();
 
-    $categories[0][count($categories[0])+1] = array(
+    $categories[0][count($categories[0]) + 1] = array(
         'id' =>0,
         'name' => get_lang('None'),
         'code' => 'NONE',
         'parent_id' => null,
-        'tree_pos' => $row['tree_pos']+1,
+        'tree_pos' => $row['tree_pos'] + 1,
         'children_count' => 0,
         'auth_course_child' => true,
         'auth_cat_child' => true,
@@ -583,7 +583,7 @@ 
  * @param string $searchTerm
  * @return int
  */
-function countCoursesInCategory($category_code="", $searchTerm = '')
+function countCoursesInCategory($category_code = "", $searchTerm = '')
 {
     $tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
     $categoryCode = Database::escape_string($category_code);
@@ -595,7 +595,7 @@ 
 
     $without_special_courses = '';
     if (!empty($specialCourseList)) {
-        $without_special_courses = ' AND course.code NOT IN ("' . implode('","', $special_course_list) . '")';
+        $without_special_courses = ' AND course.code NOT IN ("'.implode('","', $special_course_list).'")';
     }
 
     $visibilityCondition = null;
@@ -609,15 +609,15 @@ 
     if ($categoryCode == 'ALL') {
         // Nothing to do
     } elseif ($categoryCode == 'NONE') {
-        $categoryFilter =  ' AND category_code = "" ';
+        $categoryFilter = ' AND category_code = "" ';
     } else {
-        $categoryFilter =  ' AND category_code = "' . $categoryCode . '" ';
+        $categoryFilter = ' AND category_code = "'.$categoryCode.'" ';
     }
 
     if (!empty($searchTerm)) {
-        $searchFilter = ' AND (code LIKE "%' . $searchTerm . '%"
-            OR title LIKE "%' . $searchTerm . '%"
-            OR tutor_name LIKE "%' . $searchTerm . '%") ';
+        $searchFilter = ' AND (code LIKE "%'.$searchTerm.'%"
+            OR title LIKE "%' . $searchTerm.'%"
+            OR tutor_name LIKE "%' . $searchTerm.'%") ';
     }
 
     $sql = "SELECT * FROM $tbl_course
@@ -668,7 +668,7 @@ 
 
     $without_special_courses = '';
     if (!empty($specialCourseList)) {
-        $without_special_courses = ' AND course.code NOT IN ("' . implode('","', $special_course_list) . '")';
+        $without_special_courses = ' AND course.code NOT IN ("'.implode('","', $special_course_list).'")';
     }
     $visibilityCondition = null;
     $hidePrivate = api_get_setting('course_catalog_hide_private');
@@ -716,7 +716,7 @@ 
         $id_in = null;
         while (list($id) = Database::fetch_row($result)) {
             if ($id_in) {
-                $id_in.=",$id";
+                $id_in .= ",$id";
             } else {
                 $id_in = "$id";
             }
@@ -937,11 +937,9 @@ 
 function getLimitArray()
 {
     $pageCurrent = isset($_REQUEST['pageCurrent']) ?
-        intval($_GET['pageCurrent']) :
-        1;
+        intval($_GET['pageCurrent']) : 1;
     $pageLength = isset($_REQUEST['pageLength']) ?
-        intval($_GET['pageLength']) :
-        10;
+        intval($_GET['pageLength']) : 10;
     return array(
         'start' => ($pageCurrent - 1) * $pageLength,
         'current' => $pageCurrent,
@@ -960,7 +958,7 @@ 
     if (!empty($limit) && is_array($limit)) {
         $limitStart = isset($limit['start']) ? $limit['start'] : 0;
         $limitLength = isset($limit['length']) ? $limit['length'] : 10;
-        $limitFilter = 'LIMIT ' . $limitStart . ', ' . $limitLength;
+        $limitFilter = 'LIMIT '.$limitStart.', '.$limitLength;
     }
 
     return $limitFilter;
@@ -977,7 +975,7 @@ 
 {
     // Start empty html
     $pageDiv = '';
-    $html='';
+    $html = '';
     $pageBottom = max(1, $pageCurrent - 3);
     $pageTop = min($pageTotal, $pageCurrent + 3);
 
@@ -1048,21 +1046,21 @@ 
     $hiddenLinks = isset($hiddenLinks) ? Security::remove_XSS($hiddenLinksRequest) : $categoryCodeRequest;
 
         // Start URL with params
-    $pageUrl = api_get_self() .
-        '?action=' . $action .
-        '&category_code=' .$categoryCode.
-        '&hidden_links=' .$hiddenLinks.
-        '&pageCurrent=' . $pageCurrent .
-        '&pageLength=' . $pageLength
+    $pageUrl = api_get_self().
+        '?action='.$action.
+        '&category_code='.$categoryCode.
+        '&hidden_links='.$hiddenLinks.
+        '&pageCurrent='.$pageCurrent.
+        '&pageLength='.$pageLength
     ;
 
     switch ($action) {
         case 'subscribe' :
             // for search
             $pageUrl .=
-                '&search_term=' . $searchTerm .
-                '&search_course=1' .
-                '&sec_token=' . $_SESSION['sec_token'];
+                '&search_term='.$searchTerm.
+                '&search_course=1'.
+                '&sec_token='.$_SESSION['sec_token'];
             break;
         case 'display_courses' :
             // No break

main/inc/lib/thematic.lib.php

Spacing +62 added lines, -62 removed lines

@@ -74,7 +74,7 @@ 
         $from = intval($from);
         $number_of_items = intval($number_of_items);
 
-        if (!in_array($direction, array('ASC','DESC'))) {
+        if (!in_array($direction, array('ASC', 'DESC'))) {
             $direction = 'ASC';
         }
 
@@ -97,24 +97,24 @@ 
             $thematic[1] = '<a href="index.php?'.api_get_cidreq().'&action=thematic_details&thematic_id='.$thematic[0].'">'.
                 Security::remove_XSS($thematic[1], STUDENT).$session_star.'</a>';
             if (api_is_allowed_to_edit(null, true)) {
-                $actions  = '';
+                $actions = '';
 
                 if (api_get_session_id()) {
                     if (api_get_session_id() == $thematic[3]) {
                         $actions .= '<a href="index.php?'.api_get_cidreq().'&action=thematic_plan_list&thematic_id='.$thematic[0].'">'.
-                            Display::return_icon('lesson_plan.png',get_lang('ThematicPlan'),'',ICON_SIZE_SMALL).'</a>&nbsp;';
+                            Display::return_icon('lesson_plan.png', get_lang('ThematicPlan'), '', ICON_SIZE_SMALL).'</a>&nbsp;';
                         $actions .= '<a href="index.php?'.api_get_cidreq().'&action=thematic_advance_list&thematic_id='.$thematic[0].'">'.
-                            Display::return_icon('lesson_plan_calendar.png',get_lang('ThematicAdvance'),'',ICON_SIZE_SMALL).'</a>&nbsp;';
+                            Display::return_icon('lesson_plan_calendar.png', get_lang('ThematicAdvance'), '', ICON_SIZE_SMALL).'</a>&nbsp;';
 
                         $actions .= '<a href="index.php?'.api_get_cidreq().'&action=thematic_edit&thematic_id='.$thematic[0].'">'.
-                            Display::return_icon('edit.png',get_lang('Edit'),'',ICON_SIZE_SMALL).'</a>';
+                            Display::return_icon('edit.png', get_lang('Edit'), '', ICON_SIZE_SMALL).'</a>';
                         $actions .= '<a onclick="javascript:if(!confirm(\''.get_lang('AreYouSureToDelete').'\')) return false;" href="index.php?'.api_get_cidreq().'&action=thematic_delete&thematic_id='.$thematic[0].'">'.
-                            Display::return_icon('delete.png',get_lang('Delete'),'',ICON_SIZE_SMALL).'</a>';
+                            Display::return_icon('delete.png', get_lang('Delete'), '', ICON_SIZE_SMALL).'</a>';
                     } else {
-                        $actions .= Display::return_icon('lesson_plan_na.png',get_lang('ThematicPlan'),'',ICON_SIZE_SMALL).'&nbsp;';
-                        $actions .= Display::return_icon('lesson_plan_calendar_na.png',get_lang('ThematicAdvance'),'',ICON_SIZE_SMALL).'&nbsp;';
-                        $actions .= Display::return_icon('edit_na.png',get_lang('Edit'),'',ICON_SIZE_SMALL);
-                        $actions .= Display::return_icon('delete_na.png',get_lang('Delete'),'',ICON_SIZE_SMALL).'&nbsp;';
+                        $actions .= Display::return_icon('lesson_plan_na.png', get_lang('ThematicPlan'), '', ICON_SIZE_SMALL).'&nbsp;';
+                        $actions .= Display::return_icon('lesson_plan_calendar_na.png', get_lang('ThematicAdvance'), '', ICON_SIZE_SMALL).'&nbsp;';
+                        $actions .= Display::return_icon('edit_na.png', get_lang('Edit'), '', ICON_SIZE_SMALL);
+                        $actions .= Display::return_icon('delete_na.png', get_lang('Delete'), '', ICON_SIZE_SMALL).'&nbsp;';
                         $actions .= Display::url(
                             Display::return_icon('cd.gif', get_lang('Copy')),
                             'index.php?'.api_get_cidreq().'&action=thematic_copy&thematic_id='.$thematic[0]
@@ -122,26 +122,26 @@ 
                     }
                 } else {
                     $actions .= '<a href="index.php?'.api_get_cidreq().'&action=thematic_plan_list&thematic_id='.$thematic[0].'">'.
-                        Display::return_icon('lesson_plan.png',get_lang('ThematicPlan'),'',ICON_SIZE_SMALL).'</a>&nbsp;';
+                        Display::return_icon('lesson_plan.png', get_lang('ThematicPlan'), '', ICON_SIZE_SMALL).'</a>&nbsp;';
                     $actions .= '<a href="index.php?'.api_get_cidreq().'&action=thematic_advance_list&thematic_id='.$thematic[0].'">'.
-                        Display::return_icon('lesson_plan_calendar.png',get_lang('ThematicAdvance'),'',ICON_SIZE_SMALL).'</a>&nbsp;';
+                        Display::return_icon('lesson_plan_calendar.png', get_lang('ThematicAdvance'), '', ICON_SIZE_SMALL).'</a>&nbsp;';
 
                     if ($thematic[2] > 1) {
                         $actions .= '<a href="'.api_get_self().'?action=moveup&'.api_get_cidreq().'&thematic_id='.$thematic[0].'">'.
-                            Display::return_icon('up.png', get_lang('Up'),'',ICON_SIZE_SMALL).'</a>';
+                            Display::return_icon('up.png', get_lang('Up'), '', ICON_SIZE_SMALL).'</a>';
                     } else {
-                        $actions .= Display::return_icon('up_na.png','&nbsp;','',ICON_SIZE_SMALL);
+                        $actions .= Display::return_icon('up_na.png', '&nbsp;', '', ICON_SIZE_SMALL);
                     }
                     if ($thematic[2] < self::get_max_thematic_item()) {
                         $actions .= '<a href="'.api_get_self().'?action=movedown&a'.api_get_cidreq().'&thematic_id='.$thematic[0].'">'.
-                            Display::return_icon('down.png',get_lang('Down'),'',ICON_SIZE_SMALL).'</a>';
+                            Display::return_icon('down.png', get_lang('Down'), '', ICON_SIZE_SMALL).'</a>';
                     } else {
-                        $actions .= Display::return_icon('down_na.png','&nbsp;','',ICON_SIZE_SMALL);
+                        $actions .= Display::return_icon('down_na.png', '&nbsp;', '', ICON_SIZE_SMALL);
                     }
                     $actions .= '<a href="index.php?'.api_get_cidreq().'&action=thematic_edit&thematic_id='.$thematic[0].'">'.
-                        Display::return_icon('edit.png',get_lang('Edit'),'',ICON_SIZE_SMALL).'</a>';
+                        Display::return_icon('edit.png', get_lang('Edit'), '', ICON_SIZE_SMALL).'</a>';
                     $actions .= '<a onclick="javascript:if(!confirm(\''.get_lang('AreYouSureToDelete').'\')) return false;" href="index.php?'.api_get_cidreq().'&action=thematic_delete&thematic_id='.$thematic[0].'">'.
-                        Display::return_icon('delete.png',get_lang('Delete'),'',ICON_SIZE_SMALL).'</a>';
+                        Display::return_icon('delete.png', get_lang('Delete'), '', ICON_SIZE_SMALL).'</a>';
                 }
                 $thematics[] = array($thematic[0], $thematic[1], $actions);
             }
@@ -278,9 +278,9 @@ 
         $res = Database::query($sql);
         if (Database::num_rows($res) > 0) {
             if (!empty($thematic_id)) {
-                $data = Database::fetch_array($res,'ASSOC');
+                $data = Database::fetch_array($res, 'ASSOC');
             } else {
-                while ($row = Database::fetch_array($res,'ASSOC')) {
+                while ($row = Database::fetch_array($res, 'ASSOC')) {
                     $data[$row['id']] = $row;
                 }
             }
@@ -375,7 +375,7 @@ 
 
         if (is_array($thematic_id)) {
             foreach ($thematic_id as $id) {
-                $id	= intval($id);
+                $id = intval($id);
                 $sql = "UPDATE $tbl_thematic SET active = 0
                         WHERE c_id = $course_id AND id = $id";
                 $result = Database::query($sql);
@@ -391,8 +391,8 @@ 
                     );
                 }
             }
-        } else  {
-            $thematic_id	= intval($thematic_id);
+        } else {
+            $thematic_id = intval($thematic_id);
             $sql = "UPDATE $tbl_thematic SET active = 0
                     WHERE c_id = $course_id AND id = $thematic_id";
             $result = Database::query($sql);
@@ -428,8 +428,8 @@ 
         $new_thematic_id = $thematic_copy->thematic_save();
         if (!empty($new_thematic_id)) {
             $thematic_advanced = self::get_thematic_advance_by_thematic_id($thematic_id);
-            if(!empty($thematic_advanced)) {
-                foreach($thematic_advanced as $item) {
+            if (!empty($thematic_advanced)) {
+                foreach ($thematic_advanced as $item) {
                     $thematic = new Thematic();
                     $thematic->set_thematic_advance_attributes(
                         0,
@@ -492,7 +492,7 @@ 
         $column = intval($column);
         $from   = intval($from);
         $number_of_items = intval($number_of_items);
-        if (!in_array($direction, array('ASC','DESC'))) {
+        if (!in_array($direction, array('ASC', 'DESC'))) {
             $direction = 'ASC';
         }
         $data = array();
@@ -525,8 +525,8 @@ 
                     $thematic_advance[1] = api_get_local_time($thematic_advance[1]);
                     $thematic_advance[1] = api_format_date($thematic_advance[1], DATE_TIME_FORMAT_LONG);
                     $actions  = '';
-                    $actions .= '<a href="index.php?'.api_get_cidreq().'&action=thematic_advance_edit&thematic_id='.$thematic_id.'&thematic_advance_id='.$thematic_advance[0].'">'.Display::return_icon('edit.png',get_lang('Edit'),'',22).'</a>';
-                    $actions .= '<a onclick="javascript:if(!confirm(\''.get_lang('AreYouSureToDelete').'\')) return false;" href="index.php?'.api_get_cidreq().'&action=thematic_advance_delete&thematic_id='.$thematic_id.'&thematic_advance_id='.$thematic_advance[0].'">'.Display::return_icon('delete.png',get_lang('Delete'),'',22).'</a></center>';
+                    $actions .= '<a href="index.php?'.api_get_cidreq().'&action=thematic_advance_edit&thematic_id='.$thematic_id.'&thematic_advance_id='.$thematic_advance[0].'">'.Display::return_icon('edit.png', get_lang('Edit'), '', 22).'</a>';
+                    $actions .= '<a onclick="javascript:if(!confirm(\''.get_lang('AreYouSureToDelete').'\')) return false;" href="index.php?'.api_get_cidreq().'&action=thematic_advance_delete&thematic_id='.$thematic_id.'&thematic_advance_id='.$thematic_advance[0].'">'.Display::return_icon('delete.png', get_lang('Delete'), '', 22).'</a></center>';
                     $data[] = array($i, $thematic_advance[1], $thematic_advance[2], $thematic_advance[3], $actions);
                     $i++;
                 }
@@ -590,7 +590,7 @@ 
 
                 $session_star = '';
                 if (api_is_allowed_to_edit(null, true)) {
-                    if ($thematic_advance['session_id'] !=0) {
+                    if ($thematic_advance['session_id'] != 0) {
                         $session_star = api_get_session_image(api_get_session_id(), $uinfo['status']);
                     }
                 }
@@ -616,13 +616,13 @@ 
 
         foreach ($data as $thematic_id => $thematic_plan_data) {
             $new_thematic_plan_data = array();
-            foreach($thematic_plan_data as $thematic_item) {
+            foreach ($thematic_plan_data as $thematic_item) {
                 $thematic_simple_list[] = $thematic_item['description_type'];
                 $new_thematic_plan_data[$thematic_item['description_type']] = $thematic_item;
             }
 
             if (!empty($thematic_simple_list)) {
-                foreach($thematic_simple_list as $item) {
+                foreach ($thematic_simple_list as $item) {
                     $default_thematic_plan_title[$item] = $new_thematic_plan_data[$item]['title'];
                 }
             }
@@ -638,7 +638,7 @@ 
                     }
                     if (!empty($data[$thematic_id][$id]['title']) && !empty($data[$thematic_id][$id]['description'])) {
                         if (api_is_allowed_to_edit(null, true)) {
-                            if ($data[$thematic_id][$id]['session_id'] !=0) {
+                            if ($data[$thematic_id][$id]['session_id'] != 0) {
                                 $session_star = api_get_session_image(api_get_session_id(), $uinfo['status']);
                             }
                         }
@@ -651,7 +651,7 @@ 
             if ($no_data) {
                 $return .= '<div><em>'.get_lang('StillDoNotHaveAThematicPlan').'</em></div>';
             }
-            $return  .= '</div>';
+            $return .= '</div>';
             $final_return[$thematic_id] = $return;
         }
         return $final_return;
@@ -691,7 +691,7 @@ 
                 api_get_session_id()
             );
             foreach ($list as $value) {
-                $elements[$value['ref']]= $value;
+                $elements[$value['ref']] = $value;
             }
         }
 
@@ -865,18 +865,18 @@ 
             api_get_session_id()
         );
 
-        $thematic_plan_complete_list  = array();
+        $thematic_plan_complete_list = array();
         $thematic_plan_id_list = array();
 
         if (!empty($items_from_course)) {
-            foreach($items_from_course as $item) {
+            foreach ($items_from_course as $item) {
                 $thematic_plan_id_list[] = $item['ref'];
                 $thematic_plan_complete_list[$item['ref']] = $item;
             }
         }
 
         if (!empty($items_from_session)) {
-            foreach($items_from_session as $item) {
+            foreach ($items_from_session as $item) {
                 $thematic_plan_id_list[] = $item['ref'];
                 $thematic_plan_complete_list[$item['ref']] = $item;
             }
@@ -898,7 +898,7 @@ 
                 if (!isset($thematic_id) && !isset($description_type)) {
                     // group all data group by thematic id
                     $tmp = array();
-                    while ($row = Database::fetch_array($rs,'ASSOC')) {
+                    while ($row = Database::fetch_array($rs, 'ASSOC')) {
                         $tmp[] = $row['thematic_id'];
                         if (in_array($row['thematic_id'], $tmp)) {
                             $row['session_id'] = $thematic_plan_complete_list[$row['id']];
@@ -906,7 +906,7 @@ 
                         }
                     }
                 } else {
-                    while ($row = Database::fetch_array($rs,'ASSOC')) {
+                    while ($row = Database::fetch_array($rs, 'ASSOC')) {
                         $row['session_id'] = $thematic_plan_complete_list[$row['id']];
                         $data[] = $row;
                     }
@@ -941,8 +941,8 @@ 
         );
 
         $elements_to_show = array();
-        foreach($list as $value) {
-            $elements_to_show[]= $value['ref'];
+        foreach ($list as $value) {
+            $elements_to_show[] = $value['ref'];
         }
         $condition = '';
         if (!empty($elements_to_show)) {
@@ -954,7 +954,7 @@ 
                     c_id = $course_id AND
                     thematic_id = $thematic_id AND
                     description_type = '$description_type'";
-        $rs	 = Database::query($sql);
+        $rs = Database::query($sql);
 
         $affected_rows = 0;
         if (Database::num_rows($rs) > 0) {
@@ -1190,7 +1190,7 @@ 
             $diff = array_diff($all, $a_thematic_advance_ids);
             if (!empty($diff)) {
                 $upd = "UPDATE $tbl_thematic_advance SET done_advance = 0
-    			        WHERE c_id = $course_id AND id IN(".implode(',',$diff).") ";
+    			        WHERE c_id = $course_id AND id IN(".implode(',', $diff).") ";
                 Database::query($upd);
             }
 
@@ -1304,7 +1304,7 @@ 
             $course_code = api_get_course_id();
         }
         if (api_get_session_id()) {
-            $thematic_data = $this->get_thematic_list(null, $course_code );
+            $thematic_data = $this->get_thematic_list(null, $course_code);
         } else {
             $thematic_data = $this->get_thematic_list(null, $course_code, 0);
         }
@@ -1356,7 +1356,7 @@ 
             }
             // calculate average by thematic
             $count_total_advances = count($advances);
-            $average = round(($count_done_advances*100)/$count_total_advances);
+            $average = round(($count_done_advances * 100) / $count_total_advances);
         }
 
         return $average;
@@ -1447,12 +1447,12 @@ 
     public function get_default_thematic_plan_title()
     {
         $default_thematic_plan_titles = array();
-        $default_thematic_plan_titles[1]= get_lang('Objectives');
-        $default_thematic_plan_titles[2]= get_lang('SkillToAcquire');
-        $default_thematic_plan_titles[3]= get_lang('Methodology');
-        $default_thematic_plan_titles[4]= get_lang('Infrastructure');
-        $default_thematic_plan_titles[5]= get_lang('Assessment');
-        $default_thematic_plan_titles[6]= get_lang('Others');
+        $default_thematic_plan_titles[1] = get_lang('Objectives');
+        $default_thematic_plan_titles[2] = get_lang('SkillToAcquire');
+        $default_thematic_plan_titles[3] = get_lang('Methodology');
+        $default_thematic_plan_titles[4] = get_lang('Infrastructure');
+        $default_thematic_plan_titles[5] = get_lang('Assessment');
+        $default_thematic_plan_titles[6] = get_lang('Others');
 
         return $default_thematic_plan_titles;
     }
@@ -1464,12 +1464,12 @@ 
     public function get_default_thematic_plan_icon()
     {
         $default_thematic_plan_icon = array();
-        $default_thematic_plan_icon[1]= 'icons/32/objective.png';
-        $default_thematic_plan_icon[2]= 'icons/32/skills.png';
-        $default_thematic_plan_icon[3]= 'icons/32/strategy.png';
-        $default_thematic_plan_icon[4]= 'icons/32/laptop.png';
-        $default_thematic_plan_icon[5]= 'icons/32/assessment.png';
-        $default_thematic_plan_icon[6]= 'icons/32/wizard.png';
+        $default_thematic_plan_icon[1] = 'icons/32/objective.png';
+        $default_thematic_plan_icon[2] = 'icons/32/skills.png';
+        $default_thematic_plan_icon[3] = 'icons/32/strategy.png';
+        $default_thematic_plan_icon[4] = 'icons/32/laptop.png';
+        $default_thematic_plan_icon[5] = 'icons/32/assessment.png';
+        $default_thematic_plan_icon[6] = 'icons/32/wizard.png';
 
         return $default_thematic_plan_icon;
     }
@@ -1481,11 +1481,11 @@ 
     public function get_default_question()
     {
         $question = array();
-        $question[1]= get_lang('ObjectivesQuestions');
-        $question[2]= get_lang('SkillToAcquireQuestions');
-        $question[3]= get_lang('MethodologyQuestions');
-        $question[4]= get_lang('InfrastructureQuestions');
-        $question[5]= get_lang('AssessmentQuestions');
+        $question[1] = get_lang('ObjectivesQuestions');
+        $question[2] = get_lang('SkillToAcquireQuestions');
+        $question[3] = get_lang('MethodologyQuestions');
+        $question[4] = get_lang('InfrastructureQuestions');
+        $question[5] = get_lang('AssessmentQuestions');
 
         return $question;
     }

main/inc/lib/glossary.lib.php

Spacing +34 added lines, -34 removed lines

@@ -39,13 +39,13 @@ 
      * @param int $glossary_id
      * @return string The glossary description
      */
-    public static function get_glossary_term_by_glossary_id ($glossary_id)
+    public static function get_glossary_term_by_glossary_id($glossary_id)
     {
-        $glossary_table  = Database::get_course_table(TABLE_GLOSSARY);
+        $glossary_table = Database::get_course_table(TABLE_GLOSSARY);
         $course_id = api_get_course_int_id();
         $sql = "SELECT description FROM $glossary_table
                 WHERE c_id = $course_id  AND glossary_id =".intval($glossary_id);
-        $rs=Database::query($sql);
+        $rs = Database::query($sql);
         if (Database::num_rows($rs) > 0) {
             $row = Database::fetch_array($rs);
 
@@ -61,9 +61,9 @@ 
      * @param string The glossary term name
      * @return string The glossary description
      */
-    public static function get_glossary_term_by_glossary_name ($glossary_name)
+    public static function get_glossary_term_by_glossary_name($glossary_name)
     {
-        $glossary_table  = Database::get_course_table(TABLE_GLOSSARY);
+        $glossary_table = Database::get_course_table(TABLE_GLOSSARY);
         $session_id = api_get_session_id();
         $course_id = api_get_course_int_id();
         $sql_filter = api_get_session_condition($session_id);
@@ -163,7 +163,7 @@ 
         $course_id = api_get_course_int_id();
 
         // check if the glossary term already exists
-        if (GlossaryManager::glossary_exists($values['glossary_title'],$values['glossary_id'])) {
+        if (GlossaryManager::glossary_exists($values['glossary_title'], $values['glossary_id'])) {
             // display the feedback message
             if ($message)
                 Display::display_error_message(get_lang('GlossaryTermAlreadyExistsYouShouldEditIt'));
@@ -210,7 +210,7 @@ 
         $get_max = "SELECT MAX(display_order) FROM $t_glossary
                     WHERE c_id = $course_id ";
         $res_max = Database::query($get_max);
-        if (Database::num_rows($res_max)==0) {
+        if (Database::num_rows($res_max) == 0) {
             return 0;
         }
         $row = Database::fetch_array($res_max);
@@ -231,7 +231,7 @@ 
      * @author Patrick Cool <patrick.cool@ugent.be>, Ghent University, Belgium
      * @version januari 2009, dokeos 1.8.6
      */
-    public static function glossary_exists($term, $not_id='')
+    public static function glossary_exists($term, $not_id = '')
     {
         // Database table definition
         $t_glossary = Database :: get_course_table(TABLE_GLOSSARY);
@@ -241,7 +241,7 @@ 
                 WHERE
                     c_id = $course_id AND
                     name = '".Database::escape_string($term)."'";
-        if ($not_id<>'') {
+        if ($not_id <> '') {
             $sql .= " AND glossary_id <> '".intval($not_id)."'";
         }
         $result = Database::query($sql);
@@ -347,27 +347,27 @@ 
         // action links
         echo '<div class="actions">';
 
-        if (api_is_allowed_to_edit(null,true)) {
+        if (api_is_allowed_to_edit(null, true)) {
             echo '<a href="index.php?'.api_get_cidreq().'&action=addglossary&msg=add?'.api_get_cidreq().'">'.
-                Display::return_icon('new_glossary_term.png',get_lang('TermAddNew'),'', ICON_SIZE_MEDIUM).'</a>';
+                Display::return_icon('new_glossary_term.png', get_lang('TermAddNew'), '', ICON_SIZE_MEDIUM).'</a>';
         }
 
         echo '<a href="index.php?'.api_get_cidreq().'&action=export">'.
-            Display::return_icon('export_csv.png',get_lang('ExportGlossaryAsCSV'),'',ICON_SIZE_MEDIUM).'</a>';
-        if (api_is_allowed_to_edit(null,true)) {
+            Display::return_icon('export_csv.png', get_lang('ExportGlossaryAsCSV'), '', ICON_SIZE_MEDIUM).'</a>';
+        if (api_is_allowed_to_edit(null, true)) {
             echo '<a href="index.php?'.api_get_cidreq().'&action=import">'.
-                Display::return_icon('import_csv.png',get_lang('ImportGlossary'),'',ICON_SIZE_MEDIUM).'</a>';
+                Display::return_icon('import_csv.png', get_lang('ImportGlossary'), '', ICON_SIZE_MEDIUM).'</a>';
         }
 
         echo '<a href="index.php?'.api_get_cidreq().'&action=export_to_pdf">'.
-            Display::return_icon('pdf.png',get_lang('ExportToPDF'),'', ICON_SIZE_MEDIUM).'</a>';
+            Display::return_icon('pdf.png', get_lang('ExportToPDF'), '', ICON_SIZE_MEDIUM).'</a>';
 
-        if ((isset($_SESSION['glossary_view']) && $_SESSION['glossary_view'] == 'table') or (!isset($_SESSION['glossary_view']))){
+        if ((isset($_SESSION['glossary_view']) && $_SESSION['glossary_view'] == 'table') or (!isset($_SESSION['glossary_view']))) {
             echo '<a href="index.php?'.api_get_cidreq().'&action=changeview&view=list">'.
-                Display::return_icon('view_detailed.png',get_lang('ListView'),'',ICON_SIZE_MEDIUM).'</a>';
+                Display::return_icon('view_detailed.png', get_lang('ListView'), '', ICON_SIZE_MEDIUM).'</a>';
         } else {
             echo '<a href="index.php?'.api_get_cidreq().'&action=changeview&view=table">'.
-                Display::return_icon('view_text.png',get_lang('TableView'),'',ICON_SIZE_MEDIUM).'</a>';
+                Display::return_icon('view_text.png', get_lang('TableView'), '', ICON_SIZE_MEDIUM).'</a>';
         }
         echo '</div>';
         if (!$_SESSION['glossary_view'] || $_SESSION['glossary_view'] == 'table') {
@@ -380,9 +380,9 @@ 
             //$table->set_header(0, '', false);
             $table->set_header(0, get_lang('TermName'), true);
             $table->set_header(1, get_lang('TermDefinition'), true);
-            if (api_is_allowed_to_edit(null,true)) {
+            if (api_is_allowed_to_edit(null, true)) {
                 $table->set_header(2, get_lang('Actions'), false, 'width=90px', array('class' => 'td_actions'));
-                $table->set_column_filter(2, array('GlossaryManager','actions_filter'));
+                $table->set_column_filter(2, array('GlossaryManager', 'actions_filter'));
             }
             $table->display();
         }
@@ -399,11 +399,11 @@ 
      */
     public static function display_glossary_list()
     {
-        $glossary_data = self::get_glossary_data(0,1000,0,'ASC');
+        $glossary_data = self::get_glossary_data(0, 1000, 0, 'ASC');
         foreach ($glossary_data as $key => $glossary_item) {
             $actions = '';
-            if (api_is_allowed_to_edit(null,true)) {
-                $actions = '<div class="pull-right">'.self::actions_filter($glossary_item[2], '',$glossary_item).'</div>';
+            if (api_is_allowed_to_edit(null, true)) {
+                $actions = '<div class="pull-right">'.self::actions_filter($glossary_item[2], '', $glossary_item).'</div>';
             }
             echo Display::panel($glossary_item[1], $glossary_item[0].' '.$actions);
         }
@@ -418,7 +418,7 @@ 
      * @author Patrick Cool <patrick.cool@ugent.be>, Ghent University, Belgium
      * @version januari 2009, dokeos 1.8.6
      */
-    public static  function get_number_glossary_terms($session_id=0)
+    public static  function get_number_glossary_terms($session_id = 0)
     {
         // Database table definition
         $t_glossary = Database :: get_course_table(TABLE_GLOSSARY);
@@ -456,7 +456,7 @@ 
         $t_glossary = Database :: get_course_table(TABLE_GLOSSARY);
         $t_item_propery = Database :: get_course_table(TABLE_ITEM_PROPERTY);
 
-        if (api_is_allowed_to_edit(null,true)) {
+        if (api_is_allowed_to_edit(null, true)) {
             $col2 = " glossary.glossary_id	as col2, ";
         } else {
             $col2 = " ";
@@ -471,8 +471,8 @@ 
             'glossary.session_id'
         );
         $column = intval($column);
-        if (!in_array($direction,array('DESC', 'ASC'))) {
-            $direction          = 'ASC';
+        if (!in_array($direction, array('DESC', 'ASC'))) {
+            $direction = 'ASC';
         }
         $from = intval($from);
         $number_of_items = intval($number_of_items);
@@ -497,15 +497,15 @@ 
         while ($data = Database::fetch_array($res)) {
             // Validation when belongs to a session
             $session_img = api_get_session_image($data['session_id'], $_user['status']);
-            $array[0] = $data[0] . $session_img;
+            $array[0] = $data[0].$session_img;
 
             if (!$_SESSION['glossary_view'] || $_SESSION['glossary_view'] == 'table') {
-                $array[1] = str_replace(array('<p>','</p>'),array('','<br />'),$data[1]);
+                $array[1] = str_replace(array('<p>', '</p>'), array('', '<br />'), $data[1]);
             } else {
                 $array[1] = $data[1];
             }
 
-            if (api_is_allowed_to_edit(null,true)) {
+            if (api_is_allowed_to_edit(null, true)) {
                 $array[2] = $data[2];
             }
             $return[] = $array;
@@ -528,14 +528,14 @@ 
     public static function actions_filter($glossary_id, $url_params, $row)
     {
         $glossary_id = $row[2];
-        $return = '<a href="'.api_get_self().'?action=edit_glossary&amp;glossary_id='.$glossary_id.'&'.api_get_cidreq().'&msg=edit">'.Display::return_icon('edit.png',get_lang('Edit'),'',22).'</a>';
+        $return = '<a href="'.api_get_self().'?action=edit_glossary&amp;glossary_id='.$glossary_id.'&'.api_get_cidreq().'&msg=edit">'.Display::return_icon('edit.png', get_lang('Edit'), '', 22).'</a>';
         $glossary_data = GlossaryManager::get_glossary_information($glossary_id);
 
         $glossary_term = $glossary_data['glossary_title'];
 
         if (api_is_allowed_to_edit(null, true)) {
             if ($glossary_data['session_id'] == api_get_session_id()) {
-                $return .= '<a href="'.api_get_self().'?action=delete_glossary&amp;glossary_id='.$glossary_id.'&'.api_get_cidreq().'" onclick="return confirmation(\''.$glossary_term.'\');">'.Display::return_icon('delete.png', get_lang('Delete'),'',22).'</a>';
+                $return .= '<a href="'.api_get_self().'?action=delete_glossary&amp;glossary_id='.$glossary_id.'&'.api_get_cidreq().'" onclick="return confirmation(\''.$glossary_term.'\');">'.Display::return_icon('delete.png', get_lang('Delete'), '', 22).'</a>';
             } else {
                 $return  = get_lang('EditionNotAvailableFromSession');
             }
@@ -556,7 +556,7 @@ 
     {
         return "<script type=\"text/javascript\">
 				function confirmation (name) {
-					if (confirm(\" ". get_lang("TermConfirmDelete") ." \"+ name + \" ?\"))
+					if (confirm(\" ". get_lang("TermConfirmDelete")." \"+ name + \" ?\"))
 						{return true;}
 					else
 						{return false;}
@@ -616,7 +616,7 @@ 
         $res = Database::query($sql);
         $found = false;
         while ($row = Database::fetch_array($res)) {
-            if ($found && empty($next_id))	{
+            if ($found && empty($next_id)) {
                 $next_id = $row['glossary_id'];
                 $next_display_order = $row['display_order'];
             }

main/inc/lib/internationalization.lib.php

Spacing +9 added lines, -9 removed lines

@@ -105,7 +105,7 @@ 
     ) {
       require_once api_get_path(SYS_CODE_PATH).'/cron/lang/langstats.class.php';
       global $langstats;
-      $langstats->add_use($variable,'');
+      $langstats->add_use($variable, '');
     }
 
     if (!isset($used_lang_vars)) {
@@ -371,7 +371,7 @@ 
     if ($use_users_timezone == 'true') {
         $userId = api_get_user_id();
         // Get the timezone based on user preference, if it exists
-        $timezone_user = UserManager::get_extra_user_data_by_field($userId,'timezone');
+        $timezone_user = UserManager::get_extra_user_data_by_field($userId, 'timezone');
         if (isset($timezone_user['timezone']) && $timezone_user['timezone'] != null) {
             $to_timezone = $timezone_user['timezone'];
         }
@@ -636,10 +636,10 @@ 
         // We replace %a %A %b %B masks of date format with translated strings
         $translated = &_api_get_day_month_names($language);
         $date_format = str_replace(array('%A', '%a', '%B', '%b'),
-        array($translated['days_long'][(int)strftime('%w', $time )],
-            $translated['days_short'][(int)strftime('%w', $time)],
-            $translated['months_long'][(int)strftime('%m', $time) - 1],
-            $translated['months_short'][(int)strftime('%m', $time) - 1]),
+        array($translated['days_long'][(int) strftime('%w', $time)],
+            $translated['days_short'][(int) strftime('%w', $time)],
+            $translated['months_long'][(int) strftime('%m', $time) - 1],
+            $translated['months_short'][(int) strftime('%m', $time) - 1]),
         $date_format);
         $formatted_date = api_to_system_encoding(strftime($date_format, $time), 'UTF-8');
     }
@@ -737,7 +737,7 @@ 
         if ($seconds > $time) {
             continue;
         }
-        $current_value = intval($time/$seconds);
+        $current_value = intval($time / $seconds);
 
         if ($current_value != 1) {
             $date_str = $sec_time_plu[$i];
@@ -754,7 +754,7 @@ 
     }
 
     if (!empty($key_result)) {
-        if ($key_result[0] == $min_day && $key_result[1]== $min_minute) {
+        if ($key_result[0] == $min_day && $key_result[1] == $min_minute) {
             $key_result[1] = ' 0 '.$min_hours;
             $str_result[0] = $time_result[0].' '.$key_result[0];
             $str_result[1] = $key_result[1];
@@ -1687,7 +1687,7 @@ 
  * @return string					Returns the encoding identificator modified in suitable for comparison way.
  */
 function api_refine_encoding_id($encoding) {
-    if (is_array($encoding)){
+    if (is_array($encoding)) {
         return array_map('api_refine_encoding_id', $encoding);
     }
     return strtoupper(str_replace('_', '-', $encoding));