chamilo / chamilo-lms

main/inc/lib/pear/Pager/Common.php

Spacing +81 added lines, -81 removed lines

@@ -61,12 +61,12 @@ 
 /**
  * Error codes
  */
-define('PAGER_OK',                         0);
-define('ERROR_PAGER',                     -1);
-define('ERROR_PAGER_INVALID',             -2);
+define('PAGER_OK', 0);
+define('ERROR_PAGER', -1);
+define('ERROR_PAGER_INVALID', -2);
 define('ERROR_PAGER_INVALID_PLACEHOLDER', -3);
-define('ERROR_PAGER_INVALID_USAGE',       -4);
-define('ERROR_PAGER_NOT_IMPLEMENTED',     -5);
+define('ERROR_PAGER_INVALID_USAGE', -4);
+define('ERROR_PAGER_NOT_IMPLEMENTED', -5);
 
 /**
  * Pager_Common - Common base class for [Sliding|Jumping] Window Pager
@@ -94,13 +94,13 @@ 
      * @var integer number of items per page
      * @access private
      */
-    var $_perPage     = 10;
+    var $_perPage = 10;
 
     /**
      * @var integer number of page links for each window
      * @access private
      */
-    var $_delta       = 10;
+    var $_delta = 10;
 
     /**
      * @var integer current page number
@@ -112,13 +112,13 @@ 
      * @var integer total pages number
      * @access private
      */
-    var $_totalPages  = 1;
+    var $_totalPages = 1;
 
     /**
      * @var string CSS class for links
      * @access private
      */
-    var $_linkClass   = '';
+    var $_linkClass = '';
 
     /**
      * @var string wrapper for CSS class name
@@ -130,13 +130,13 @@ 
      * @var string path name
      * @access private
      */
-    var $_path        = PAGER_CURRENT_PATHNAME;
+    var $_path = PAGER_CURRENT_PATHNAME;
 
     /**
      * @var string file name
      * @access private
      */
-    var $_fileName    = PAGER_CURRENT_FILENAME;
+    var $_fileName = PAGER_CURRENT_FILENAME;
 
     /**
      * @var boolean If false, don't override the fileName option. Use at your own risk.
@@ -148,19 +148,19 @@ 
      * @var boolean you have to use FALSE with mod_rewrite
      * @access private
      */
-    var $_append      = true;
+    var $_append = true;
 
     /**
      * @var string specifies which HTTP method to use
      * @access private
      */
-    var $_httpMethod  = 'GET';
+    var $_httpMethod = 'GET';
 
     /**
      * @var string specifies which HTML form to use
      * @access private
      */
-    var $_formID      = '';
+    var $_formID = '';
 
     /**
      * @var boolean whether or not to import submitted data
@@ -172,19 +172,19 @@ 
      * @var string name of the querystring var for pageID
      * @access private
      */
-    var $_urlVar      = 'pageID';
+    var $_urlVar = 'pageID';
 
     /**
      * @var array data to pass through the link
      * @access private
      */
-    var $_linkData    = array();
+    var $_linkData = array();
 
     /**
      * @var array additional URL vars
      * @access private
      */
-    var $_extraVars   = array();
+    var $_extraVars = array();
 
     /**
      * @var array URL vars to ignore
@@ -196,19 +196,19 @@ 
      * @var boolean TRUE => expanded mode (for Pager_Sliding)
      * @access private
      */
-    var $_expanded    = true;
+    var $_expanded = true;
 
     /**
      * @var boolean TRUE => show accesskey attribute on <a> tags
      * @access private
      */
-    var $_accesskey   = false;
+    var $_accesskey = false;
 
     /**
      * @var string extra attributes for the <a> tag
      * @access private
      */
-    var $_attributes  = '';
+    var $_attributes = '';
 
     /**
      * @var string onclick
@@ -220,37 +220,37 @@ 
      * @var string alt text for "first page" (use "%d" placeholder for page number)
      * @access private
      */
-    var $_altFirst     = 'first page';
+    var $_altFirst = 'first page';
 
     /**
      * @var string alt text for "previous page"
      * @access private
      */
-    var $_altPrev     = 'previous page';
+    var $_altPrev = 'previous page';
 
     /**
      * @var string alt text for "next page"
      * @access private
      */
-    var $_altNext     = 'next page';
+    var $_altNext = 'next page';
 
     /**
      * @var string alt text for "last page" (use "%d" placeholder for page number)
      * @access private
      */
-    var $_altLast     = 'last page';
+    var $_altLast = 'last page';
 
     /**
      * @var string alt text for "page" (use optional "%d" placeholder for page number)
      * @access private
      */
-    var $_altPage     = 'page';
+    var $_altPage = 'page';
 
     /**
      * @var string image/text to use as "prev" link
      * @access private
      */
-    var $_prevImg     = '&lt;&lt; Back';
+    var $_prevImg = '&lt;&lt; Back';
 
     /**
      * image/text to use as "prev" link when no prev link is needed  (e.g. on the first page)
@@ -265,7 +265,7 @@ 
      * @var string image/text to use as "next" link
      * @access private
      */
-    var $_nextImg     = 'Next &gt;&gt;';
+    var $_nextImg = 'Next &gt;&gt;';
 
     /**
      * image/text to use as "next" link when
@@ -281,7 +281,7 @@ 
      * @var string link separator
      * @access private
      */
-    var $_separator   = '';
+    var $_separator = '';
 
     /**
      * @var integer number of spaces before separator
@@ -293,31 +293,31 @@ 
      * @var integer number of spaces after separator
      * @access private
      */
-    var $_spacesAfterSeparator  = 1;
+    var $_spacesAfterSeparator = 1;
 
     /**
      * @var string CSS class name for current page link
      * @access private
      */
-    var $_curPageLinkClassName  = '';
+    var $_curPageLinkClassName = '';
 
     /**
      * @var string Text before current page link
      * @access private
      */
-    var $_curPageSpanPre        = '';
+    var $_curPageSpanPre = '';
 
     /**
      * @var string Text after current page link
      * @access private
      */
-    var $_curPageSpanPost       = '';
+    var $_curPageSpanPost = '';
 
     /**
      * @var string Text before first page link
      * @access private
      */
-    var $_firstPagePre  = '[';
+    var $_firstPagePre = '[';
 
     /**
      * @var string Text to be used for first page link
@@ -335,31 +335,31 @@ 
      * @var string Text before last page link
      * @access private
      */
-    var $_lastPagePre   = '[';
+    var $_lastPagePre = '[';
 
     /**
      * @var string Text to be used for last page link
      * @access private
      */
-    var $_lastPageText  = '';
+    var $_lastPageText = '';
 
     /**
      * @var string Text after last page link
      * @access private
      */
-    var $_lastPagePost  = ']';
+    var $_lastPagePost = ']';
 
     /**
      * @var string Will contain the HTML code for the spaces
      * @access private
      */
-    var $_spacesBefore  = '';
+    var $_spacesBefore = '';
 
     /**
      * @var string Will contain the HTML code for the spaces
      * @access private
      */
-    var $_spacesAfter   = '';
+    var $_spacesAfter = '';
 
     /**
      * @var string String used as title in <link rel="first"> tag
@@ -389,37 +389,37 @@ 
      * @var string Text to be used for the 'show all' option in the select box
      * @access private
      */
-    var $_showAllText   = '';
+    var $_showAllText = '';
 
     /**
      * @var array data to be paged
      * @access private
      */
-    var $_itemData      = null;
+    var $_itemData = null;
 
     /**
      * @var boolean If TRUE and there's only one page, links aren't shown
      * @access private
      */
-    var $_clearIfVoid   = true;
+    var $_clearIfVoid = true;
 
     /**
      * @var boolean Use session for storing the number of items per page
      * @access private
      */
-    var $_useSessions   = false;
+    var $_useSessions = false;
 
     /**
      * @var boolean Close the session when finished reading/writing data
      * @access private
      */
-    var $_closeSession  = false;
+    var $_closeSession = false;
 
     /**
      * @var string name of the session var for number of items per page
      * @access private
      */
-    var $_sessionVar    = 'setPerPage';
+    var $_sessionVar = 'setPerPage';
 
     /**
      * Pear error mode (when raiseError is called)
@@ -671,7 +671,7 @@ 
      * @return array back/next/first/last and page links
      * @access public
      */
-    function getLinks($pageID=null, $next_html='')
+    function getLinks($pageID = null, $next_html = '')
     {
         $msg = 'function "getLinks()" not implemented.';
         return $this->raiseError($msg, ERROR_PAGER_NOT_IMPLEMENTED);
@@ -746,7 +746,7 @@ 
      */
     function numPages()
     {
-        return (int)$this->_totalPages;
+        return (int) $this->_totalPages;
     }
 
     // }}}
@@ -806,7 +806,7 @@ 
         if (!is_null($this->_itemData)) {
             $this->_totalItems = count($this->_itemData);
         }
-        $this->_totalPages = ceil((float)$this->_totalItems / (float)$this->_perPage);
+        $this->_totalPages = ceil((float) $this->_totalItems / (float) $this->_perPage);
         $i = 1;
         if (!empty($this->_itemData)) {
             foreach ($this->_itemData as $key => $value) {
@@ -839,7 +839,7 @@ 
     {
         if ($this->_httpMethod == 'GET') {
             if ($this->_append) {
-                $href = '?' . $this->_http_build_query_wrapper($this->_linkData);
+                $href = '?'.$this->_http_build_query_wrapper($this->_linkData);
             } else {
                 $href = str_replace('%d', $this->_linkData[$this->_urlVar], $this->_fileName);
             }
@@ -850,25 +850,25 @@ 
             return sprintf('<a href="%s"%s%s%s%s title="%s">%s</a>',
                            // Modified by Ivan Tcholakov, 17-OCT-2008.
                            //htmlentities($this->_url . $href, ENT_COMPAT, 'UTF-8'),
-                           api_htmlentities($this->_url . $href),
+                           api_htmlentities($this->_url.$href),
                            //
                            empty($this->_classString) ? '' : ' '.$this->_classString,
-                           empty($this->_attributes)  ? '' : ' '.$this->_attributes,
-                           empty($this->_accesskey)   ? '' : ' accesskey="'.$this->_linkData[$this->_urlVar].'"',
-                           empty($onclick)            ? '' : ' onclick="'.$onclick.'"',
+                           empty($this->_attributes) ? '' : ' '.$this->_attributes,
+                           empty($this->_accesskey) ? '' : ' accesskey="'.$this->_linkData[$this->_urlVar].'"',
+                           empty($onclick) ? '' : ' onclick="'.$onclick.'"',
                            $altText,
                            $linkText
             );
         } elseif ($this->_httpMethod == 'POST') {
             $href = $this->_url;
             if (!empty($_GET)) {
-                $href .= '?' . $this->_http_build_query_wrapper($_GET);
+                $href .= '?'.$this->_http_build_query_wrapper($_GET);
             }
             return sprintf("<a href='javascript:void(0)' onclick='%s'%s%s%s title='%s'>%s</a>",
                            $this->_generateFormOnClick($href, $this->_linkData),
                            empty($this->_classString) ? '' : ' '.$this->_classString,
-                           empty($this->_attributes)  ? '' : ' '.$this->_attributes,
-                           empty($this->_accesskey)   ? '' : ' accesskey=\''.$this->_linkData[$this->_urlVar].'\'',
+                           empty($this->_attributes) ? '' : ' '.$this->_attributes,
+                           empty($this->_accesskey) ? '' : ' accesskey=\''.$this->_linkData[$this->_urlVar].'\'',
                            $altText,
                            $linkText
             );
@@ -956,7 +956,7 @@ 
         $str = '';
         if (is_array($data) || is_object($data)) {
             // foreach key/visible member
-            foreach ((array)$data as $key => $val) {
+            foreach ((array) $data as $key => $val) {
                 // append [$key] to prev
                 $tempKey = sprintf('%s[%s]', $prev, $key);
                 $str .= $this->_generateFormOnClickHelper($val, $tempKey);
@@ -1106,7 +1106,7 @@ 
      * @return string The link
      * @access private
      */
-    function _getBackLink($url='', $link='')
+    function _getBackLink($url = '', $link = '')
     {
         //legacy settings... the preferred way to set an option
         //now is passing it to the factory
@@ -1120,10 +1120,10 @@ 
         if ($this->_currentPage > 1) {
             $this->_linkData[$this->_urlVar] = $this->getPreviousPageID();
             $back = $this->_renderLink($this->_altPrev, $this->_prevImg)
-                  . $this->_spacesBefore . $this->_spacesAfter;
+                  . $this->_spacesBefore.$this->_spacesAfter;
         } else if ($this->_prevImgEmpty !== null && $this->_totalPages > 1) {
             $back = $this->_prevImgEmpty
-                  . $this->_spacesBefore . $this->_spacesAfter;
+                  . $this->_spacesBefore.$this->_spacesAfter;
         }
         return $back;
     }
@@ -1139,7 +1139,7 @@ 
      * @return string Links
      * @access private
      */
-    function _getPageLinks($url='')
+    function _getPageLinks($url = '')
     {
         $msg = 'function "_getPageLinks()" not implemented.';
         return $this->raiseError($msg, ERROR_PAGER_NOT_IMPLEMENTED);
@@ -1157,7 +1157,7 @@ 
      * @return string The link
      * @access private
      */
-    function _getNextLink($url='', $link='')
+    function _getNextLink($url = '', $link = '')
     {
         //legacy settings... the preferred way to set an option
         //now is passing it to the factory
@@ -1172,11 +1172,11 @@ 
             $this->_linkData[$this->_urlVar] = $this->getNextPageID();
             $next = $this->_spacesAfter
                   . $this->_renderLink($this->_altNext, $this->_nextImg)
-                  . $this->_spacesBefore . $this->_spacesAfter;
+                  . $this->_spacesBefore.$this->_spacesAfter;
         } else if ($this->_nextImgEmpty !== null && $this->_totalPages > 1) {
             $next = $this->_spacesAfter
                   . $this->_nextImgEmpty
-                  . $this->_spacesBefore . $this->_spacesAfter;
+                  . $this->_spacesBefore.$this->_spacesAfter;
         }
         return $next;
     }
@@ -1308,13 +1308,13 @@ 
     {
         $this->_linkData[$this->_urlVar] = $pageID;
         if ($this->_append) {
-            $href = '?' . $this->_http_build_query_wrapper($this->_linkData);
+            $href = '?'.$this->_http_build_query_wrapper($this->_linkData);
         } else {
             $href = str_replace('%d', $this->_linkData[$this->_urlVar], $this->_fileName);
         }
         // Modified by Ivan Tcholakov, 17-OCT-2008.
         //return htmlentities($this->_url . $href, ENT_COMPAT, 'UTF-8');
-        return api_htmlentities($this->_url . $href);
+        return api_htmlentities($this->_url.$href);
         //
     }
 
@@ -1342,7 +1342,7 @@ 
      * @return string xhtml select box
      * @access public
      */
-    function getPerPageSelectBox($start=5, $end=30, $step=5, $showAllData=false, $extraParams=array())
+    function getPerPageSelectBox($start = 5, $end = 30, $step = 5, $showAllData = false, $extraParams = array())
     {
         include_once 'Pager/HtmlWidgets.php';
         $widget = new Pager_HtmlWidgets($this);
@@ -1393,8 +1393,8 @@ 
         $this->_linkData[$this->_urlVar] = 1;
         return $this->_renderLink(
                 str_replace('%d', 1, $this->_altFirst),
-                $this->_firstPagePre . $this->_firstPageText . $this->_firstPagePost
-        ) . $this->_spacesBefore . $this->_spacesAfter;
+                $this->_firstPagePre.$this->_firstPageText.$this->_firstPagePost
+        ).$this->_spacesBefore.$this->_spacesAfter;
     }
 
     // }}}
@@ -1415,7 +1415,7 @@ 
         $this->_linkData[$this->_urlVar] = $this->_totalPages;
         return $this->_renderLink(
                 str_replace('%d', $this->_totalPages, $this->_altLast),
-                $this->_lastPagePre . $this->_lastPageText . $this->_lastPagePost
+                $this->_lastPagePre.$this->_lastPageText.$this->_lastPagePost
         );
     }
 
@@ -1455,7 +1455,7 @@ 
      */
     function _http_build_query_wrapper($data)
     {
-        $data = (array)$data;
+        $data = (array) $data;
         if (empty($data)) {
             return '';
         }
@@ -1463,12 +1463,12 @@ 
         if ($separator == '&amp;') {
             $separator = '&'; //the string is escaped by htmlentities anyway...
         }
-        $tmp = array ();
+        $tmp = array();
         foreach ($data as $key => $val) {
             if (is_scalar($val)) {
                 //array_push($tmp, $key.'='.$val);
                 $val = urlencode($val);
-                array_push($tmp, $key .'='. str_replace('%2F', '/', $val));
+                array_push($tmp, $key.'='.str_replace('%2F', '/', $val));
                 continue;
             }
             // If the value is an array, recursively parse it
@@ -1494,7 +1494,7 @@ 
      */
     function __http_build_query($array, $name)
     {
-        $tmp = array ();
+        $tmp = array();
         $separator = ini_get('arg_separator.output');
         if ($separator == '&amp;') {
             $separator = '&'; //the string is escaped by htmlentities anyway...
@@ -1569,7 +1569,7 @@ 
     {
         foreach ($options as $key => $value) {
             if (in_array($key, $this->_allowed_options) && (!is_null($value))) {
-                $this->{'_' . $key} = $value;
+                $this->{'_'.$key} = $value;
             }
         }
 
@@ -1584,7 +1584,7 @@ 
         }
 
         if (substr($this->_path, -1, 1) == '/') {
-            $this->_fileName = ltrim($this->_fileName, '/');  //strip leading slash
+            $this->_fileName = ltrim($this->_fileName, '/'); //strip leading slash
         }
 
         if ($this->_append) {
@@ -1615,8 +1615,8 @@ 
         }
 
         if (strlen($this->_curPageLinkClassName)) {
-            $this->_curPageSpanPre  .= '<span class="'.$this->_curPageLinkClassName.'">';
-            $this->_curPageSpanPost = '</span>' . $this->_curPageSpanPost;
+            $this->_curPageSpanPre .= '<span class="'.$this->_curPageLinkClassName.'">';
+            $this->_curPageSpanPost = '</span>'.$this->_curPageSpanPost;
         }
 
         $this->_perPage = max($this->_perPage, 1); //avoid possible user errors
@@ -1625,7 +1625,7 @@ 
             session_start();
         }
         if (!empty($_REQUEST[$this->_sessionVar])) {
-            $this->_perPage = max(1, (int)$_REQUEST[$this->_sessionVar]);
+            $this->_perPage = max(1, (int) $_REQUEST[$this->_sessionVar]);
             if ($this->_useSessions) {
                 $_SESSION[$this->_sessionVar] = $this->_perPage;
             }
@@ -1647,7 +1647,7 @@ 
         //
 
         if (isset($_REQUEST[$this->_urlVar]) && empty($options['currentPage'])) {
-            $this->_currentPage = (int)$_REQUEST[$this->_urlVar];
+            $this->_currentPage = (int) $_REQUEST[$this->_urlVar];
         }
         $this->_currentPage = max($this->_currentPage, 1);
         $this->_linkData = $this->_getLinksData();
@@ -1672,7 +1672,7 @@ 
             $msg = 'invalid option: '.$name;
             return $this->raiseError($msg, ERROR_PAGER_INVALID);
         }
-        return $this->{'_' . $name};
+        return $this->{'_'.$name};
     }
 
     // }}}
@@ -1688,7 +1688,7 @@ 
     {
         $options = array();
         foreach ($this->_allowed_options as $option) {
-            $options[$option] = $this->{'_' . $option};
+            $options[$option] = $this->{'_'.$option};
         }
         return $options;
     }

main/inc/lib/pear/Pager/Sliding.php

Spacing +7 added lines, -7 removed lines

@@ -112,7 +112,7 @@ 
      */
     function getPageRangeByPageId($pageid = null)
     {
-        $pageid = isset($pageid) ? (int)$pageid : $this->_currentPage;
+        $pageid = isset($pageid) ? (int) $pageid : $this->_currentPage;
         if (!isset($this->_pageData)) {
             $this->_generatePageData();
         }
@@ -146,7 +146,7 @@ 
      * @return array back/pages/next/first/last/all links
      * @access public
      */
-    function getLinks($pageID = null, $dummy='')
+    function getLinks($pageID = null, $dummy = '')
     {
         if (!is_null($pageID)) {
             $_sav = $this->_currentPage;
@@ -251,7 +251,7 @@ 
 
                 if ($i == $this->_currentPage) {
                     $this->range[$i] = true;
-                    $links .= $this->_curPageSpanPre . $i . $this->_curPageSpanPost;
+                    $links .= $this->_curPageSpanPre.$i.$this->_curPageSpanPost;
                 } else {
                     $this->range[$i] = false;
                     $this->_linkData[$this->_urlVar] = $i;
@@ -262,8 +262,8 @@ 
             }
 
             if ($this->_expanded && $expansion_after) {
-                $links .= $this->_separator . $this->_spacesAfter;
-                for ($i = $this->_currentPage + $this->_delta +1; $expansion_after; $expansion_after--, $i++) {
+                $links .= $this->_separator.$this->_spacesAfter;
+                for ($i = $this->_currentPage + $this->_delta + 1; $expansion_after; $expansion_after--, $i++) {
                     $print_separator_flag = ($expansion_after != 1);
                     $this->range[$i] = false;
                     $this->_linkData[$this->_urlVar] = $i;
@@ -275,14 +275,14 @@ 
 
         } else {
             //if $this->_totalPages <= (2*Delta+1) show them all
-            for ($i=1; $i<=$this->_totalPages; $i++) {
+            for ($i = 1; $i <= $this->_totalPages; $i++) {
                 if ($i != $this->_currentPage) {
                     $this->range[$i] = false;
                     $this->_linkData[$this->_urlVar] = $i;
                     $links .= $this->_renderLink(str_replace('%d', $i, $this->_altPage), $i);
                 } else {
                     $this->range[$i] = true;
-                    $links .= $this->_curPageSpanPre . $i . $this->_curPageSpanPost;
+                    $links .= $this->_curPageSpanPre.$i.$this->_curPageSpanPost;
                 }
                 $links .= $this->_spacesBefore
                        . (($i != $this->_totalPages) ? $this->_separator.$this->_spacesAfter : '');

main/inc/lib/pear/Pager/Jumping.php

Spacing +7 added lines, -7 removed lines

@@ -91,7 +91,7 @@ 
         }
 
         if (($index % $this->_perPage) > 0) {
-            $pageID = ceil((float)$index / (float)$this->_perPage);
+            $pageID = ceil((float) $index / (float) $this->_perPage);
         } else {
             $pageID = $index / $this->_perPage;
         }
@@ -117,14 +117,14 @@ 
      */
     function getPageRangeByPageId($pageid = null)
     {
-        $pageid = isset($pageid) ? (int)$pageid : $this->_currentPage;
+        $pageid = isset($pageid) ? (int) $pageid : $this->_currentPage;
         if (isset($this->_pageData[$pageid]) || is_null($this->_itemData)) {
             // I'm sure I'm missing something here, but this formula works
             // so I'm using it until I find something simpler.
-            $start = ((($pageid + (($this->_delta - ($pageid % $this->_delta))) % $this->_delta) / $this->_delta) - 1) * $this->_delta +1;
+            $start = ((($pageid + (($this->_delta - ($pageid % $this->_delta))) % $this->_delta) / $this->_delta) - 1) * $this->_delta + 1;
             return array(
                 max($start, 1),
-                min($start+$this->_delta-1, $this->_totalPages)
+                min($start + $this->_delta - 1, $this->_totalPages)
             );
         } else {
             return array(0, 0);
@@ -153,7 +153,7 @@ 
      *
      * @return array Back/pages/next links
      */
-    function getLinks($pageID=null, $next_html='')
+    function getLinks($pageID = null, $next_html = '')
     {
         //BC hack
         if (!empty($next_html)) {
@@ -240,14 +240,14 @@ 
         $links = '';
         $limits = $this->getPageRangeByPageId($this->_currentPage);
 
-        for ($i=$limits[0]; $i<=min($limits[1], $this->_totalPages); $i++) {
+        for ($i = $limits[0]; $i <= min($limits[1], $this->_totalPages); $i++) {
             if ($i != $this->_currentPage) {
                 $this->range[$i] = false;
                 $this->_linkData[$this->_urlVar] = $i;
                 $links .= $this->_renderLink(str_replace('%d', $i, $this->_altPage), $i);
             } else {
                 $this->range[$i] = true;
-                $links .= $this->_curPageSpanPre . $i . $this->_curPageSpanPost;
+                $links .= $this->_curPageSpanPre.$i.$this->_curPageSpanPost;
             }
             $links .= $this->_spacesBefore
                    . (($i != $this->_totalPages) ? $this->_separator.$this->_spacesAfter : '');

main/inc/lib/pear/Pager/Pager.php

Spacing +2 added lines, -2 removed lines

@@ -169,8 +169,8 @@
     static function &factory($options = array())
     {
         $mode = (isset($options['mode']) ? ucfirst($options['mode']) : 'Jumping');
-        $classname = 'Pager_' . $mode;
-        $classfile = 'Pager' . DIRECTORY_SEPARATOR . $mode . '.php';
+        $classname = 'Pager_'.$mode;
+        $classfile = 'Pager'.DIRECTORY_SEPARATOR.$mode.'.php';
 
         // Attempt to include a custom version of the named class, but don't treat
         // a failure as fatal.  The caller may have already included their own

main/inc/lib/pear/Image/Text.php

Spacing +6 added lines, -6 removed lines

@@ -683,7 +683,7 @@ 
         $space = (1 + $this->_options['line_spacing'])
             * $this->_options['font_size'];
 
-        $max_lines = (int)$this->_options['max_lines'];
+        $max_lines = (int) $this->_options['max_lines'];
 
         if (($max_lines < 1) && !$force) {
             return false;
@@ -732,7 +732,7 @@ 
                     'color' => $c
                 );
                 $text_width = max($text_width, ($bounds[2] - $bounds[0]));
-                $text_height += (int)$space;
+                $text_height += (int) $space;
                 if (($text_height > $block_height) && !$force) {
                     return false;
                 }
@@ -749,7 +749,7 @@ 
                 $text_line_next = $token;
                 $beginning_of_line = false;
             } else {
-                $text_line_next = $text_line . ' ' . $token;
+                $text_line_next = $text_line.' '.$token;
             }
             $bounds = imagettfbbox($size, 0, $font, $text_line_next);
             $prev_width = isset($prev_width) ? $width : 0;
@@ -776,7 +776,7 @@ 
                     'color' => $c
                 );
                 $text_width = max($text_width, ($bounds[2] - $bounds[0]));
-                $text_height += (int)$space;
+                $text_height += (int) $space;
                 if (($text_height > $block_height) && !$force) {
                     return false;
                 }
@@ -990,7 +990,7 @@ 
     {
         if (!headers_sent()) {
             header(
-                "Content-type: " .
+                "Content-type: ".
                 image_type_to_mime_type($this->_options['image_type'])
             );
         } else {
@@ -1121,7 +1121,7 @@ 
                 $y += $vC[1];
             }
         }
-        return array('x' => (int)round($x, 0), 'y' => (int)round($y, 0));
+        return array('x' => (int) round($x, 0), 'y' => (int) round($y, 0));
     }
 
     /**

main/inc/lib/dashboard.lib.php

Spacing +13 added lines, -13 removed lines

@@ -52,7 +52,7 @@ 
 
                 echo '<tr>';
                 self::display_dashboard_plugin_checkboxes($testplugin);
-                for ($i = 0 ; $i < count($table_cols); $i++) {
+                for ($i = 0; $i < count($table_cols); $i++) {
                     if (isset($plugin_info[strtolower($table_cols[$i])])) {
                         echo '<td>';
                         echo $plugin_info[$table_cols[$i]];
@@ -67,7 +67,7 @@ 
                     echo Display::tag(
                         'tr',
                         Display::tag('td',
-                            get_lang('CheckFilePermissions') . ' ' . Security::remove_XSS($plugin_info_file),
+                            get_lang('CheckFilePermissions').' '.Security::remove_XSS($plugin_info_file),
                             array('colspan' => '3'))
                     );
                 }
@@ -79,7 +79,7 @@ 
             foreach ($disabled_blocks_data as $disabled_block) {
                 echo '<tr style="background-color:#eee">';
                 echo '<td><center><input type="checkbox" name="disabled_block" value="true" checked disabled /></center>';
-                for ($j = 0 ; $j < count($table_cols); $j++) {
+                for ($j = 0; $j < count($table_cols); $j++) {
                     if (isset($disabled_block[strtolower($table_cols[$j])])) {
                         if ($j == 2) {
                             echo '<td>';
@@ -189,10 +189,10 @@ 
             }
             // clean from block data
             if (!empty($not_selected_blocks_id)) {
-                $sql_check = "SELECT id FROM $tbl_block WHERE id IN(".implode(',',$not_selected_blocks_id).")";
+                $sql_check = "SELECT id FROM $tbl_block WHERE id IN(".implode(',', $not_selected_blocks_id).")";
                 $rs_check = Database::query($sql_check);
                 if (Database::num_rows($rs_check) > 0) {
-                    $del = "DELETE FROM $tbl_block WHERE id IN(".implode(',',$not_selected_blocks_id).")";
+                    $del = "DELETE FROM $tbl_block WHERE id IN(".implode(',', $not_selected_blocks_id).")";
                     Database::query($del);
                 }
             }
@@ -212,7 +212,7 @@ 
                         $affected_rows = Database::affected_rows($result);
                     } else {
                         // insert
-                        $plugin_info_file = $dashboard_pluginpath . $testplugin . "/$testplugin.info";
+                        $plugin_info_file = $dashboard_pluginpath.$testplugin."/$testplugin.info";
                         $plugin_info = array();
                         if (file_exists($plugin_info_file)) {
                             $plugin_info = parse_info_file($plugin_info_file);
@@ -282,10 +282,10 @@ 
 		// We check if plugin exists inside directory for updating active field
 		$sql = "SELECT * FROM $tbl_block";
 		$rs = Database::query($sql);
-		if (Database::num_rows($rs) > 0){
+		if (Database::num_rows($rs) > 0) {
 			while ($row = Database::fetch_array($rs)) {
 				$path = $row['path'];
-				if (!in_array($row['path'],$possibleplugins)) {
+				if (!in_array($row['path'], $possibleplugins)) {
 					$active = 0;
 				} else {
 					$active = 1;
@@ -390,13 +390,13 @@ 
 					echo '<td>'.$block['description'].'</td>';
 					echo '<td>
                             <select class="selectpicker show-tick form-control" name="columns['.$block['id'].']">
-                            <option value="1" '.(isset($user_block_data[$block['id']]) && $user_block_data[$block['id']]['column']==1?'selected':'').' >1</option>
-                            <option value="2" '.(isset($user_block_data[$block['id']]) && $user_block_data[$block['id']]['column']==2?'selected':'').' >2</option>
+                            <option value="1" '.(isset($user_block_data[$block['id']]) && $user_block_data[$block['id']]['column'] == 1 ? 'selected' : '').' >1</option>
+                            <option value="2" '.(isset($user_block_data[$block['id']]) && $user_block_data[$block['id']]['column'] == 2 ? 'selected' : '').' >2</option>
                             </select>
                           </td>';
 					echo '</tr>';
 				} else {
-					echo Display::tag('tr',  Display::tag('td', get_lang('Error').' '.$controller_class, array('colspan'=>'3')));
+					echo Display::tag('tr', Display::tag('td', get_lang('Error').' '.$controller_class, array('colspan'=>'3')));
 				}
 			}
 
@@ -475,10 +475,10 @@ 
 		$user_id = intval($user_id);
 		$field_variable = 'dashboard';
 		$extra_user_data = UserManager::get_extra_user_data_by_field($user_id, $field_variable);
-		$extra_user_data = explode(';',$extra_user_data[$field_variable]);
+		$extra_user_data = explode(';', $extra_user_data[$field_variable]);
 		$data = array();
 		foreach ($extra_user_data as $extra) {
-			$split_extra = explode(':',$extra);
+			$split_extra = explode(':', $extra);
 			if (!empty($split_extra)) {
 				$block_id = $split_extra[0];
 				$column = isset($split_extra[1]) ? $split_extra[1] : null;

main/inc/lib/events_email.class.php

Spacing +14 added lines, -14 removed lines

@@ -124,7 +124,7 @@ 
 
                 // If the mail only need to be send once (we know that thanks to the events.conf), we log it in the table
                 if ($event_config[$event_name]["sending_mail_once"]) {
-                    $sql = 'INSERT INTO ' . Database::get_main_table(TABLE_EVENT_SENT) . ' (user_from, user_to, event_type_name)
+                    $sql = 'INSERT INTO '.Database::get_main_table(TABLE_EVENT_SENT).' (user_from, user_to, event_type_name)
                             VALUES ('.$event_data["user_id"].', '.$id.' ,"'.Database::escape_string($event_name).'")
                     ';
                     Database::query($sql);
@@ -135,9 +135,9 @@ 
         // Second, we send to people linked to the event
         // So, we get everyone
         $sql = 'SELECT u.user_id, u.language, u.email, u.firstname, u.lastname
-                FROM ' . Database::get_main_table(TABLE_EVENT_TYPE_REL_USER) . ' ue
+                FROM ' . Database::get_main_table(TABLE_EVENT_TYPE_REL_USER).' ue
                 INNER JOIN '.Database::get_main_table(TABLE_MAIN_USER).' u ON u.user_id = ue.user_id
-                WHERE event_type_name = "' . $event_name . '"';
+                WHERE event_type_name = "' . $event_name.'"';
         $result = Database::store_result(Database::query($sql), 'ASSOC');
         // for each of the linked users
         foreach ($result as $key => $value) {
@@ -177,7 +177,7 @@ 
 
             // If the mail only need to be send once (we know that thanks to the events.conf, we log it in the table
             if ($event_config[$event_name]["sending_mail_once"]) {
-                $sql = 'INSERT INTO ' . Database::get_main_table(TABLE_EVENT_SENT) . '
+                $sql = 'INSERT INTO '.Database::get_main_table(TABLE_EVENT_SENT).'
                     (user_from, user_to, event_type_name)
                     VALUES ('.$event_data["user_id"].', '.$value["user_id"].' , "'.Database::escape_string($event_name).'");
                     ';
@@ -202,16 +202,16 @@ 
         $current_language = api_get_interface_language();
 
         $sql = 'SELECT COUNT(*) as total
-                FROM ' . Database::get_main_table(TABLE_EVENT_EMAIL_TEMPLATE) . ' em
-                INNER JOIN ' . Database::get_main_table(TABLE_MAIN_LANGUAGE) . ' l
+                FROM ' . Database::get_main_table(TABLE_EVENT_EMAIL_TEMPLATE).' em
+                INNER JOIN ' . Database::get_main_table(TABLE_MAIN_LANGUAGE).' l
                 ON em.language_id = l.id
                 WHERE
-                    em.event_type_name = "' . $event_name . '" and
+                    em.event_type_name = "' . $event_name.'" and
                     l.dokeos_folder = "'.$current_language.'" and
                     em.activated = 1';
 
         $exists = Database::store_result(Database::query($sql), 'ASSOC');
-        if ($exists[0]["total"])  {
+        if ($exists[0]["total"]) {
             return true;
         } else {
             return false;
@@ -228,12 +228,12 @@ 
     private static function getMessage($event_name, $language)
     {
         $sql = 'SELECT message, subject, l.dokeos_folder
-                FROM ' . Database::get_main_table(TABLE_EVENT_EMAIL_TEMPLATE) . ' em
-                INNER JOIN ' . Database::get_main_table(TABLE_MAIN_LANGUAGE) . ' l
+                FROM ' . Database::get_main_table(TABLE_EVENT_EMAIL_TEMPLATE).' em
+                INNER JOIN ' . Database::get_main_table(TABLE_MAIN_LANGUAGE).' l
                 ON em.language_id = l.id
                 WHERE
-                    em.event_type_name = "' . $event_name . '" AND
-                    (l.dokeos_folder = "' . $language . '" OR l.dokeos_folder = "english") AND
+                    em.event_type_name = "' . $event_name.'" AND
+                    (l.dokeos_folder = "' . $language.'" OR l.dokeos_folder = "english") AND
                     em.message <> ""
                 ';
         return Database::store_result(Database::query($sql), 'ASSOC');
@@ -274,8 +274,8 @@ 
     private static function formatMessage(&$message, &$subject, $event_config, $event_name, &$event_data)
     {
         foreach ($event_config[$event_name]["available_keyvars"] as $key => $word) {
-            $message = str_replace('((' . $key . '))', $event_data[$word], $message);
-            $subject = str_replace('((' . $key . '))', $event_data[$word], $subject);
+            $message = str_replace('(('.$key.'))', $event_data[$word], $message);
+            $subject = str_replace('(('.$key.'))', $event_data[$word], $subject);
         }
     }
 }

main/inc/lib/event_email_template.class.php

Spacing +4 added lines, -4 removed lines

@@ -7,14 +7,14 @@ 
 class EventEmailTemplate extends Model
 {
     public $table;
-    public $columns = array('id', 'message','subject','event_type_name','activated');
+    public $columns = array('id', 'message', 'subject', 'event_type_name', 'activated');
 
     /**
      * Constructor
      */
 	public function __construct()
     {
-        $this->table =  Database::get_main_table(TABLE_EVENT_EMAIL_TEMPLATE);
+        $this->table = Database::get_main_table(TABLE_EVENT_EMAIL_TEMPLATE);
 	}
 
     public function get_all($where_conditions = array())
@@ -34,7 +34,7 @@ 
 		// action links
 		$content = Display::actions(array(
                 array(
-                    'url' => 'event_type.php' ,
+                    'url' => 'event_type.php',
                     'content' => Display::return_icon('new_document.png', get_lang('Add'), array(), ICON_SIZE_MEDIUM)
                  )
             )
@@ -114,7 +114,7 @@ 
 
     public function get_count()
     {
-        $row = Database::select('count(*) as count', $this->table, array(),'first');
+        $row = Database::select('count(*) as count', $this->table, array(), 'first');
 
         return $row['count'];
     }

main/inc/lib/myspace.lib.php

Spacing +170 added lines, -170 removed lines

@@ -25,7 +25,7 @@ 
             array('url' => api_get_path(WEB_CODE_PATH).'mySpace/admin_view.php?display=course', 'content' => get_lang('DisplayCourseOverview')),
             array('url' => api_get_path(WEB_CODE_PATH).'tracking/question_course_report.php?view=admin', 'content' => get_lang('LPQuestionListResults')),
             array('url' => api_get_path(WEB_CODE_PATH).'tracking/course_session_report.php?view=admin', 'content' => get_lang('LPExerciseResultsBySession')),
-            ['url' => api_get_path(WEB_CODE_PATH) . 'mySpace/admin_view.php?display=accessoverview', 'content' => get_lang('DisplayAccessOverview') . ' (' . get_lang('Beta') . ')']
+            ['url' => api_get_path(WEB_CODE_PATH).'mySpace/admin_view.php?display=accessoverview', 'content' => get_lang('DisplayAccessOverview').' ('.get_lang('Beta').')']
         );
 
         return Display :: actions($actions, null);
@@ -34,7 +34,7 @@ 
     public static function getTopMenu()
     {
         $menu_items = array();
-        $menu_items[] = Display::url(Display::return_icon('stats.png', get_lang('MyStats'),'',ICON_SIZE_MEDIUM),api_get_path(WEB_CODE_PATH)."auth/my_progress.php" );
+        $menu_items[] = Display::url(Display::return_icon('stats.png', get_lang('MyStats'), '', ICON_SIZE_MEDIUM), api_get_path(WEB_CODE_PATH)."auth/my_progress.php");
         $menu_items[] = Display::url(Display::return_icon('teacher.png', get_lang('TeacherInterface'), array(), 32), api_get_path(WEB_CODE_PATH).'mySpace/?view=teacher');
         $menu_items[] = Display::url(Display::return_icon('star_na.png', get_lang('AdminInterface'), array(), 32), '#');
         $menu_items[] = Display::url(Display::return_icon('quiz.png', get_lang('ExamTracking'), array(), 32), api_get_path(WEB_CODE_PATH).'tracking/exams.php');
@@ -104,7 +104,7 @@ 
         $session_id  = intval($session_id);
 
         $sql = 'SELECT login_course_date, logout_course_date
-                FROM ' . $tbl_track_course . '
+                FROM ' . $tbl_track_course.'
                 WHERE
                     user_id = '.$user_id.' AND
                     c_id = '.$courseId.' AND
@@ -143,7 +143,7 @@ 
         foreach ($course_list as $course_item) {
             $courseInfo = api_get_course_info($course_item['code']);
             $courseId = $courseInfo['real_id'];
-            $new_course_list[] =  '"'.$courseId.'"';
+            $new_course_list[] = '"'.$courseId.'"';
         }
         $course_list = implode(', ', $new_course_list);
 
@@ -151,7 +151,7 @@ 
             return false;
         }
         $sql = 'SELECT login_course_date, logout_course_date, c_id
-                FROM ' . $tbl_track_course . '
+                FROM ' . $tbl_track_course.'
                 WHERE
                     user_id = '.$user_id.' AND
                     c_id IN ('.$course_list.') AND
@@ -229,7 +229,7 @@ 
             // student score
             $avg_score = Tracking :: get_avg_student_score($user_id, $courseCode);
             if (is_numeric($avg_score)) {
-                $avg_score = round($avg_score,2);
+                $avg_score = round($avg_score, 2);
             } else {
                 $$avg_score = '-';
             }
@@ -265,7 +265,7 @@ 
 
         $t_head = '    <table style="width: 100%;border:0;padding:0;border-collapse:collapse;table-layout: fixed">';
         //$t_head .= '  <caption>'.get_lang('CourseInformation').'</caption>';
-        $t_head .=      '<tr>';
+        $t_head .= '<tr>';
         $t_head .= '        <th width="155px" style="border-left:0;border-bottom:0"><span>'.get_lang('Course').'</span></th>';
         $t_head .= '        <th style="padding:0;border-bottom:0"><span>'.cut(get_lang('AvgTimeSpentInTheCourse'), 6, true).'</span></th>';
         $t_head .= '        <th style="padding:0;border-bottom:0"><span>'.cut(get_lang('AvgStudentsProgress'), 6, true).'</span></th>';
@@ -283,7 +283,7 @@ 
 
         $addparams = array('view' => 'admin', 'display' => 'user');
 
-        $table = new SortableTable('tracking_user_overview', array('MySpace','get_number_of_users_tracking_overview'), array('MySpace','get_user_data_tracking_overview'), 0);
+        $table = new SortableTable('tracking_user_overview', array('MySpace', 'get_number_of_users_tracking_overview'), array('MySpace', 'get_user_data_tracking_overview'), 0);
         $table->additional_parameters = $addparams;
 
         $table->set_header(0, get_lang('OfficialCode'), true, array('style' => 'font-size:8pt'), array('style' => 'font-size:8pt'));
@@ -296,7 +296,7 @@ 
         }
         $table->set_header(3, get_lang('LoginName'), true, array('style' => 'font-size:8pt'), array('style' => 'font-size:8pt'));
         $table->set_header(4, $t_head, false, array('style' => 'width:90%;border:0;padding:0;font-size:7.5pt;'), array('style' => 'width:90%;padding:0;font-size:7.5pt;'));
-        $table->set_column_filter(4, array('MySpace','course_info_tracking_filter'));
+        $table->set_column_filter(4, array('MySpace', 'course_info_tracking_filter'));
         $table->display();
     }
 
@@ -341,7 +341,7 @@ 
         $table -> set_header(7, get_lang('Sessions'), false);
 
         if ($is_western_name_order) {
-            $csv_header[] = array (
+            $csv_header[] = array(
                 get_lang('FirstName', ''),
                 get_lang('LastName', ''),
                 get_lang('TimeSpentOnThePlatform', ''),
@@ -351,7 +351,7 @@ 
                 get_lang('NumberOfSessions', '')
             );
         } else {
-            $csv_header[] = array (
+            $csv_header[] = array(
                 get_lang('LastName', ''),
                 get_lang('FirstName', ''),
                 get_lang('TimeSpentOnThePlatform', ''),
@@ -491,9 +491,9 @@ 
 
         if ($tracking_column != 3) {
             if ($tracking_direction == 'DESC') {
-                usort($all_datas, array('MySpace','rsort_users'));
+                usort($all_datas, array('MySpace', 'rsort_users'));
             } else {
-                usort($all_datas, array('MySpace','sort_users'));
+                usort($all_datas, array('MySpace', 'sort_users'));
             }
         }
 
@@ -552,7 +552,7 @@ 
         /**
          * Column config
          */
-        $column_model   = array(
+        $column_model = array(
             array(
                 'name' => 'username',
                 'index' => 'username',
@@ -593,7 +593,7 @@ 
 
         $action_links = '';
         // jqgrid will use this URL to do the selects
-        $url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_session_lp_progress&session_id=' . $sessionId . '&course_id=' . $courseId . '&date_to=' . $date_to . '&date_from=' . $date_from;
+        $url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_session_lp_progress&session_id='.$sessionId.'&course_id='.$courseId.'&date_to='.$date_to.'&date_from='.$date_from;
 
         //Table Id
         $tableId = 'lpProgress';
@@ -615,11 +615,11 @@ 
             true
         );
 
-        $return = '<script>$(function() {'. $table .
+        $return = '<script>$(function() {'.$table.
             'jQuery("#'.$tableId.'").jqGrid("navGrid","#'.$tableId.'_pager",{view:false, edit:false, add:false, del:false, search:false, excel:true});
                 jQuery("#'.$tableId.'").jqGrid("navButtonAdd","#'.$tableId.'_pager",{
                        caption:"",
-                       title:"' . get_lang('ExportExcel') . '",
+                       title:"' . get_lang('ExportExcel').'",
                        onClickButton : function () {
                            jQuery("#'.$tableId.'").jqGrid("excelExport",{"url":"'.$url.'&export_format=xls"});
                        }
@@ -669,7 +669,7 @@ 
         /**
          * Column config
          */
-        $column_model   = array(
+        $column_model = array(
             array('name'=>'session', 'index'=>'session', 'align'=>'left', 'search' => 'true', 'wrap_cell' => "true"),
             array('name'=>'exercise_id', 'index'=>'exercise_id', 'align'=>'left', 'search' => 'true'),
             array('name'=>'quiz_title', 'index'=>'quiz_title', 'align'=>'left', 'search' => 'true'),
@@ -686,7 +686,7 @@ 
         //get dynamic column names
 
         // jqgrid will use this URL to do the selects
-        $url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_exercise_progress&session_id=' . $sessionId . '&course_id=' . $courseId  . '&exercise_id=' . $exerciseId . '&date_to=' . $date_to . '&date_from=' . $date_from;
+        $url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_exercise_progress&session_id='.$sessionId.'&course_id='.$courseId.'&exercise_id='.$exerciseId.'&date_to='.$date_to.'&date_from='.$date_from;
 
         // Autowidth
         $extra_params['autowidth'] = 'true';
@@ -697,11 +697,11 @@ 
         $tableId = 'exerciseProgressOverview';
         $table = Display::grid_js($tableId, $url, $columns, $column_model, $extra_params, array(), '', true);
 
-        $return = '<script>$(function() {'. $table .
+        $return = '<script>$(function() {'.$table.
             'jQuery("#'.$tableId.'").jqGrid("navGrid","#'.$tableId.'_pager",{view:false, edit:false, add:false, del:false, search:false, excel:true});
                 jQuery("#'.$tableId.'").jqGrid("navButtonAdd","#'.$tableId.'_pager",{
                        caption:"",
-                       title:"' . get_lang('ExportExcel') . '",
+                       title:"' . get_lang('ExportExcel').'",
                        onClickButton : function () {
                            jQuery("#'.$tableId.'").jqGrid("excelExport",{"url":"'.$url.'&export_format=xls"});
                        }
@@ -787,8 +787,8 @@ 
 
                     $column[] = $title;
                     $column_model[] = array(
-                        'name' => 'exer' . $i,
-                        'index' => 'exer' . $i,
+                        'name' => 'exer'.$i,
+                        'index' => 'exer'.$i,
                         'align' => 'center',
                         'search' => 'true',
                         'wrap_cell' => "true"
@@ -800,7 +800,7 @@ 
 
         //end get dynamic column names
         // jqgrid will use this URL to do the selects
-        $url = api_get_path(WEB_AJAX_PATH) . 'model.ajax.php?a=get_exercise_grade&session_id=' . $sessionId . '&course_id=' . $courseId;
+        $url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_exercise_grade&session_id='.$sessionId.'&course_id='.$courseId;
 
         // Autowidth
         $extra_params['autowidth'] = 'true';
@@ -811,13 +811,13 @@ 
         $tableId = 'exerciseGradeOverview';
         $table = Display::grid_js($tableId, $url, $column, $column_model, $extra_params, array(), '', true);
 
-        $return = '<script>$(function() {' . $table .
-            'jQuery("#' . $tableId . '").jqGrid("navGrid","#' . $tableId . '_pager",{view:false, edit:false, add:false, del:false, search:false, excel:true});
-                jQuery("#' . $tableId . '").jqGrid("navButtonAdd","#' . $tableId . '_pager",{
+        $return = '<script>$(function() {'.$table.
+            'jQuery("#'.$tableId.'").jqGrid("navGrid","#'.$tableId.'_pager",{view:false, edit:false, add:false, del:false, search:false, excel:true});
+                jQuery("#' . $tableId.'").jqGrid("navButtonAdd","#'.$tableId.'_pager",{
                        caption:"",
-                       title:"' . get_lang('ExportExcel') . '",
+                       title:"' . get_lang('ExportExcel').'",
                        onClickButton : function () {
-                           jQuery("#' . $tableId . '").jqGrid("excelExport",{"url":"' . $url . '&export_format=xls"});
+                           jQuery("#' . $tableId.'").jqGrid("excelExport",{"url":"'.$url.'&export_format=xls"});
                        }
                 });
             });</script>';
@@ -850,10 +850,10 @@ 
         /**
          * Column config
          */
-        $column_model   = array(
-            array('name'=>'username',   'index'=>'username',    'align'=>'left', 'search' => 'true', 'wrap_cell' => "true"),
-            array('name'=>'firstname',  'index'=>'firstname',   'align'=>'left', 'search' => 'true'),
-            array('name'=>'lastname',   'index'=>'lastname',    'align'=>'left', 'search' => 'true'),
+        $column_model = array(
+            array('name'=>'username', 'index'=>'username', 'align'=>'left', 'search' => 'true', 'wrap_cell' => "true"),
+            array('name'=>'firstname', 'index'=>'firstname', 'align'=>'left', 'search' => 'true'),
+            array('name'=>'lastname', 'index'=>'lastname', 'align'=>'left', 'search' => 'true'),
         );
         //get dinamic column names
         foreach ($questions as $question_id => $question) {
@@ -869,7 +869,7 @@ 
         $action_links = '';
 
         // jqgrid will use this URL to do the selects
-        $url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_survey_overview&session_id=' . $sessionId . '&course_id=' . $courseId . '&survey_id=' . $surveyId . '&date_to=' . $date_to . '&date_from=' . $date_from;
+        $url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_survey_overview&session_id='.$sessionId.'&course_id='.$courseId.'&survey_id='.$surveyId.'&date_to='.$date_to.'&date_from='.$date_from;
 
         // Table Id
         $tableId = 'lpProgress';
@@ -891,11 +891,11 @@ 
             true
         );
 
-        $return = '<script>$(function() {'. $table .
+        $return = '<script>$(function() {'.$table.
             'jQuery("#'.$tableId.'").jqGrid("navGrid","#'.$tableId.'_pager",{view:false, edit:false, add:false, del:false, search:false, excel:true});
                 jQuery("#'.$tableId.'").jqGrid("navButtonAdd","#'.$tableId.'_pager",{
                        caption:"",
-                       title:"' . get_lang('ExportExcel') . '",
+                       title:"' . get_lang('ExportExcel').'",
                        onClickButton : function () {
                            jQuery("#'.$tableId.'").jqGrid("excelExport",{"url":"'.$url.'&export_format=xls"});
                        }
@@ -910,7 +910,7 @@ 
      * Display a sortable table that contains an overview off all the progress of the user in a session
      * @author César Perales <cesar.perales@beeznest.com>, Beeznest Team
      */
-    static function display_tracking_progress_overview($sessionId = 0, $courseId = 0,  $date_from, $date_to)
+    static function display_tracking_progress_overview($sessionId = 0, $courseId = 0, $date_from, $date_to)
     {
         //The order is important you need to check the the $column variable in the model.ajax.php file
         $columns = array(
@@ -960,55 +960,55 @@ 
         );
 
         //Column config
-        $column_model   = array(
-            array('name'=>'lastname',   'index'=>'lastname',     'align'=>'left'),
-            array('name'=>'firstname',  'index'=>'firstname',    'align'=>'left'),
-            array('name'=>'username',   'index'=>'username',     'align'=>'left'),
+        $column_model = array(
+            array('name'=>'lastname', 'index'=>'lastname', 'align'=>'left'),
+            array('name'=>'firstname', 'index'=>'firstname', 'align'=>'left'),
+            array('name'=>'username', 'index'=>'username', 'align'=>'left'),
             #array('name'=>'profile',   'index'=>'username',     'align'=>'left'),
-            array('name'=>'total',      'index'=>'total',        'align'=>'left'),
-            array('name'=>'courses',    'index'=>'courses',      'align'=>'left', 'sortable' => 'false'),
-            array('name'=>'lessons',    'index'=>'lessons',      'align'=>'left', 'sortable' => 'false'),
-            array('name'=>'exercises',  'index'=>'exercises',    'align'=>'left', 'sortable' => 'false'),
-            array('name'=>'forums',     'index'=>'forums',       'align'=>'left', 'sortable' => 'false'),
-            array('name'=>'homeworks',  'index'=>'homeworks',    'align'=>'left', 'sortable' => 'false'),
-            array('name'=>'wikis',      'index'=>'wikis',        'align'=>'left', 'sortable' => 'false'),
-            array('name'=>'surveys',    'index'=>'surveys',      'align'=>'left', 'sortable' => 'false'),
+            array('name'=>'total', 'index'=>'total', 'align'=>'left'),
+            array('name'=>'courses', 'index'=>'courses', 'align'=>'left', 'sortable' => 'false'),
+            array('name'=>'lessons', 'index'=>'lessons', 'align'=>'left', 'sortable' => 'false'),
+            array('name'=>'exercises', 'index'=>'exercises', 'align'=>'left', 'sortable' => 'false'),
+            array('name'=>'forums', 'index'=>'forums', 'align'=>'left', 'sortable' => 'false'),
+            array('name'=>'homeworks', 'index'=>'homeworks', 'align'=>'left', 'sortable' => 'false'),
+            array('name'=>'wikis', 'index'=>'wikis', 'align'=>'left', 'sortable' => 'false'),
+            array('name'=>'surveys', 'index'=>'surveys', 'align'=>'left', 'sortable' => 'false'),
             //Lessons
-            array('name'=>'lessons_total',    'index'=>'lessons_total',      'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'lessons_done',     'index'=>'lessons_done',       'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'lessons_left',     'index'=>'lessons_left',       'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'lessons_progress', 'index'=>'lessons_progress',   'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'lessons_total', 'index'=>'lessons_total', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'lessons_done', 'index'=>'lessons_done', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'lessons_left', 'index'=>'lessons_left', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'lessons_progress', 'index'=>'lessons_progress', 'align'=>'center', 'sortable' => 'false'),
             //Exercises
-            array('name'=>'exercises_total',    'index'=>'exercises_total',      'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'exercises_done',     'index'=>'exercises_done',       'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'exercises_left',     'index'=>'exercises_left',       'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'exercises_progress', 'index'=>'exercises_progress',   'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'exercises_total', 'index'=>'exercises_total', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'exercises_done', 'index'=>'exercises_done', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'exercises_left', 'index'=>'exercises_left', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'exercises_progress', 'index'=>'exercises_progress', 'align'=>'center', 'sortable' => 'false'),
             //Assignments
-            array('name'=>'forums_total',    'index'=>'forums_total',        'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'forums_done',     'index'=>'forums_done',         'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'forums_left',     'index'=>'forums_left',         'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'forums_progress', 'index'=>'forums_progress',     'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'forums_total', 'index'=>'forums_total', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'forums_done', 'index'=>'forums_done', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'forums_left', 'index'=>'forums_left', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'forums_progress', 'index'=>'forums_progress', 'align'=>'center', 'sortable' => 'false'),
             //Assignments
-            array('name'=>'assigments_total',    'index'=>'assigments_total',        'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'assigments_done',     'index'=>'assigments_done',         'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'assigments_left',     'index'=>'assigments_left',         'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'assigments_progress', 'index'=>'assigments_progress',     'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'assigments_total', 'index'=>'assigments_total', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'assigments_done', 'index'=>'assigments_done', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'assigments_left', 'index'=>'assigments_left', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'assigments_progress', 'index'=>'assigments_progress', 'align'=>'center', 'sortable' => 'false'),
             //Assignments
-            array('name'=>'wiki_total',         'index'=>'wiki_total',       'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'wiki_revisions',     'index'=>'wiki_revisions',   'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'wiki_read',          'index'=>'wiki_read',        'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'wiki_unread',        'index'=>'wiki_unread',      'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'wiki_progress',      'index'=>'wiki_progress',    'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'wiki_total', 'index'=>'wiki_total', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'wiki_revisions', 'index'=>'wiki_revisions', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'wiki_read', 'index'=>'wiki_read', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'wiki_unread', 'index'=>'wiki_unread', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'wiki_progress', 'index'=>'wiki_progress', 'align'=>'center', 'sortable' => 'false'),
             //Surveys
-            array('name'=>'surveys_total',    'index'=>'surveys_total',      'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'surveys_done',     'index'=>'surveys_done',       'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'surveys_left',     'index'=>'surveys_left',       'align'=>'center', 'sortable' => 'false'),
-            array('name'=>'surveys_progress', 'index'=>'surveys_progress',   'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'surveys_total', 'index'=>'surveys_total', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'surveys_done', 'index'=>'surveys_done', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'surveys_left', 'index'=>'surveys_left', 'align'=>'center', 'sortable' => 'false'),
+            array('name'=>'surveys_progress', 'index'=>'surveys_progress', 'align'=>'center', 'sortable' => 'false'),
         );
 
         $action_links = '';
         // jqgrid will use this URL to do the selects
-        $url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_session_progress&session_id=' . $sessionId . '&course_id=' . $courseId . '&date_to=' . $date_to . '&date_from=' . $date_from;
+        $url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_session_progress&session_id='.$sessionId.'&course_id='.$courseId.'&date_to='.$date_to.'&date_from='.$date_from;
 
         //Table Id
         $tableId = 'progressOverview';
@@ -1068,11 +1068,11 @@ 
             true
         );
 
-        $return = '<script>$(function() {'. $table .
+        $return = '<script>$(function() {'.$table.
             'jQuery("#'.$tableId.'").jqGrid("navGrid","#'.$tableId.'_pager",{view:false, edit:false, add:false, del:false, search:false, excel:true});
                 jQuery("#'.$tableId.'").jqGrid("navButtonAdd","#'.$tableId.'_pager",{
                        caption:"",
-                       title:"' . get_lang('ExportExcel') . '",
+                       title:"' . get_lang('ExportExcel').'",
                        onClickButton : function () {
                            jQuery("#'.$tableId.'").jqGrid("excelExport",{"url":"'.$url.'&export_format=xls"});
                        }
@@ -1132,7 +1132,7 @@ 
                 // adding the fields that are checked to the session
                 $message = '';
                 foreach ($values as $field_ids => $value) {
-                    if ($value == 1 && strstr($field_ids,'extra_export_field')) {
+                    if ($value == 1 && strstr($field_ids, 'extra_export_field')) {
                         $_SESSION['additional_export_fields'][] = str_replace('extra_export_field', '', $field_ids);
                     }
                 }
@@ -1147,7 +1147,7 @@ 
                 // Displaying a feedback message
                 if (!empty($_SESSION['additional_export_fields'])) {
                     Display::display_confirmation_message(get_lang('FollowingFieldsWillAlsoBeExported').': <br /><ul>'.$message.'</ul>', false);
-                } else  {
+                } else {
                     Display::display_confirmation_message(get_lang('NoAdditionalFieldsWillBeExported'), false);
                 }
             } else {
@@ -1175,7 +1175,7 @@ 
     {
         $t_head = '    <table style="width: 100%;border:0;padding:0;border-collapse:collapse;table-layout: fixed">';
         //$t_head .= '  <caption>'.get_lang('CourseInformation').'</caption>';
-        $t_head .=      '<tr>';
+        $t_head .= '<tr>';
         $t_head .= '        <th style="padding:0;border-bottom:0"><span>'.cut(get_lang('AvgTimeSpentInTheCourse'), 6, true).'</span></th>';
         $t_head .= '        <th style="padding:0;border-bottom:0"><span>'.cut(get_lang('AvgStudentsProgress'), 6, true).'</span></th>';
         $t_head .= '        <th style="padding:0;border-bottom:0"><span>'.cut(get_lang('AvgCourseScore'), 6, true).'</span></th>';
@@ -1192,13 +1192,13 @@ 
 
         $addparams = array('view' => 'admin', 'display' => 'courseoverview');
 
-        $table = new SortableTable('tracking_session_overview', array('MySpace', 'get_total_number_courses'), array('MySpace','get_course_data_tracking_overview'), 1);
+        $table = new SortableTable('tracking_session_overview', array('MySpace', 'get_total_number_courses'), array('MySpace', 'get_course_data_tracking_overview'), 1);
         $table->additional_parameters = $addparams;
 
         $table->set_header(0, '', false, null, array('style' => 'display: none'));
         $table->set_header(1, get_lang('Course'), true, array('style' => 'font-size:8pt'), array('style' => 'font-size:8pt'));
         $table->set_header(2, $t_head, false, array('style' => 'width:90%;border:0;padding:0;font-size:7.5pt;'), array('style' => 'width:90%;padding:0;font-size:7.5pt;'));
-        $table->set_column_filter(2, array('MySpace','course_tracking_filter'));
+        $table->set_column_filter(2, array('MySpace', 'course_tracking_filter'));
         $table->display();
     }
 
@@ -1234,7 +1234,7 @@ 
         $sql .= " ORDER BY col$column $direction ";
         $sql .= " LIMIT $from,$number_of_items";
         $result = Database::query($sql);
-        $return = array ();
+        $return = array();
         while ($course = Database::fetch_row($result)) {
             $return[] = $course;
         }
@@ -1287,18 +1287,18 @@ 
             $progress += $progress_tmp[0];
             $nb_progress_lp += $progress_tmp[1];
             $score_tmp = Tracking :: get_avg_student_score($row->user_id, $course_code, array(), null, true);
-            if(is_array($score_tmp)) {
+            if (is_array($score_tmp)) {
                 $score += $score_tmp[0];
                 $nb_score_lp += $score_tmp[1];
             }
             $nb_messages += Tracking::count_student_messages($row->user_id, $course_code);
             $nb_assignments += Tracking::count_student_assignments($row->user_id, $course_code);
             $last_login_date_tmp = Tracking :: get_last_connection_date_on_the_course($row->user_id, $courseInfo, null, false);
-            if($last_login_date_tmp != false && $last_login_date == false) { // TODO: To be cleaned
+            if ($last_login_date_tmp != false && $last_login_date == false) { // TODO: To be cleaned
                 $last_login_date = $last_login_date_tmp;
-            } else if($last_login_date_tmp != false && $last_login_date != false) { // TODO: Repeated previous condition. To be cleaned.
+            } else if ($last_login_date_tmp != false && $last_login_date != false) { // TODO: Repeated previous condition. To be cleaned.
                 // Find the max and assign it to first_login_date
-                if(strtotime($last_login_date_tmp) > strtotime($last_login_date)) {
+                if (strtotime($last_login_date_tmp) > strtotime($last_login_date)) {
                     $last_login_date = $last_login_date_tmp;
                 }
             }
@@ -1308,27 +1308,27 @@ 
             $total_score_possible += $exercise_results_tmp['score_possible'];
             $total_questions_answered += $exercise_results_tmp['questions_answered'];
         }
-        if($nb_progress_lp > 0) {
+        if ($nb_progress_lp > 0) {
             $avg_progress = round($progress / $nb_progress_lp, 2);
         } else {
             $avg_progress = 0;
         }
-        if($nb_score_lp > 0) {
+        if ($nb_score_lp > 0) {
             $avg_score = round($score / $nb_score_lp, 2);
         } else {
             $avg_score = '-';
         }
-        if($last_login_date) {
+        if ($last_login_date) {
             $last_login_date = api_convert_and_format_date($last_login_date, DATE_FORMAT_SHORT, date_default_timezone_get());
         } else {
             $last_login_date = '-';
         }
-        if($total_score_possible > 0) {
+        if ($total_score_possible > 0) {
             $total_score_percentage = round($total_score_obtained / $total_score_possible * 100, 2);
         } else {
             $total_score_percentage = 0;
         }
-        if($total_score_percentage > 0) {
+        if ($total_score_percentage > 0) {
             $total_score = $total_score_obtained.'/'.$total_score_possible.' ('.$total_score_percentage.' %)';
         } else {
             $total_score = '-';
@@ -1436,7 +1436,7 @@ 
                 $progress += $progress_tmp[0];
                 $nb_progress_lp += $progress_tmp[1];
                 $score_tmp = Tracking :: get_avg_student_score($row->user_id, $course_code, array(), null, true);
-                if(is_array($score_tmp)) {
+                if (is_array($score_tmp)) {
                     $score += $score_tmp[0];
                     $nb_score_lp += $score_tmp[1];
                 }
@@ -1444,11 +1444,11 @@ 
                 $nb_assignments += Tracking::count_student_assignments($row->user_id, $course_code);
 
                 $last_login_date_tmp = Tracking::get_last_connection_date_on_the_course($row->user_id, $courseInfo, null, false);
-                if($last_login_date_tmp != false && $last_login_date == false) { // TODO: To be cleaned.
+                if ($last_login_date_tmp != false && $last_login_date == false) { // TODO: To be cleaned.
                     $last_login_date = $last_login_date_tmp;
-                } else if($last_login_date_tmp != false && $last_login_date == false) { // TODO: Repeated previous condition. To be cleaned.
+                } else if ($last_login_date_tmp != false && $last_login_date == false) { // TODO: Repeated previous condition. To be cleaned.
                     // Find the max and assign it to first_login_date
-                    if(strtotime($last_login_date_tmp) > strtotime($last_login_date)) {
+                    if (strtotime($last_login_date_tmp) > strtotime($last_login_date)) {
                         $last_login_date = $last_login_date_tmp;
                     }
                 }
@@ -1458,22 +1458,22 @@ 
                 $total_score_possible += $exercise_results_tmp['score_possible'];
                 $total_questions_answered += $exercise_results_tmp['questions_answered'];
             }
-            if($nb_progress_lp > 0) {
+            if ($nb_progress_lp > 0) {
                 $avg_progress = round($progress / $nb_progress_lp, 2);
             } else {
                 $avg_progress = 0;
             }
-            if($nb_score_lp > 0) {
+            if ($nb_score_lp > 0) {
                 $avg_score = round($score / $nb_score_lp, 2);
             } else {
                 $avg_score = '-';
             }
-            if($last_login_date) {
+            if ($last_login_date) {
                 $last_login_date = api_convert_and_format_date($last_login_date, DATE_FORMAT_SHORT, date_default_timezone_get());
             } else {
                 $last_login_date = '-';
             }
-            if($total_score_possible > 0) {
+            if ($total_score_possible > 0) {
                 $total_score_percentage = round($total_score_obtained / $total_score_possible * 100, 2);
             } else {
                 $total_score_percentage = 0;
@@ -1509,7 +1509,7 @@ 
     {
         $t_head = '    <table style="width: 100%;border:0;padding:0;border-collapse:collapse;table-layout: fixed">';
         //$t_head .= '  <caption>'.get_lang('CourseInformation').'</caption>';
-        $t_head .=      '<tr>';
+        $t_head .= '<tr>';
         $t_head .= '        <th width="155px" style="border-left:0;border-bottom:0"><span>'.get_lang('Course').'</span></th>';
         $t_head .= '        <th style="padding:0;border-bottom:0"><span>'.cut(get_lang('AvgTimeSpentInTheCourse'), 6, true).'</span></th>';
         $t_head .= '        <th style="padding:0;border-bottom:0"><span>'.cut(get_lang('AvgStudentsProgress'), 6, true).'</span></th>';
@@ -1527,7 +1527,7 @@ 
 
         $addparams = array('view' => 'admin', 'display' => 'sessionoverview');
 
-        $table = new SortableTable('tracking_session_overview', array('MySpace','get_total_number_sessions'), array('MySpace','get_session_data_tracking_overview'), 1);
+        $table = new SortableTable('tracking_session_overview', array('MySpace', 'get_total_number_sessions'), array('MySpace', 'get_session_data_tracking_overview'), 1);
         $table->additional_parameters = $addparams;
 
         $table->set_header(0, '', false, null, array('style' => 'display: none'));
@@ -1566,7 +1566,7 @@ 
         $sql .= " ORDER BY col$column $direction ";
         $sql .= " LIMIT $from,$number_of_items";
         $result = Database::query($sql);
-        $return = array ();
+        $return = array();
         while ($session = Database::fetch_row($result)) {
             $return[] = $session;
         }
@@ -1655,10 +1655,10 @@ 
                 if ($last_login_date_tmp != false && $last_login_date == false) {
                     // TODO: To be cleaned.
                     $last_login_date = $last_login_date_tmp;
-                } else if($last_login_date_tmp != false && $last_login_date != false) {
+                } else if ($last_login_date_tmp != false && $last_login_date != false) {
                     // TODO: Repeated previous condition! To be cleaned.
                     // Find the max and assign it to first_login_date
-                    if(strtotime($last_login_date_tmp) > strtotime($last_login_date)) {
+                    if (strtotime($last_login_date_tmp) > strtotime($last_login_date)) {
                         $last_login_date = $last_login_date_tmp;
                     }
                 }
@@ -1668,27 +1668,27 @@ 
                 $total_score_possible += $exercise_results_tmp['score_possible'];
                 $total_questions_answered += $exercise_results_tmp['questions_answered'];
             }
-            if($nb_progress_lp > 0) {
+            if ($nb_progress_lp > 0) {
                 $avg_progress = round($progress / $nb_progress_lp, 2);
             } else {
                 $avg_progress = 0;
             }
-            if($nb_score_lp > 0) {
+            if ($nb_score_lp > 0) {
                 $avg_score = round($score / $nb_score_lp, 2);
             } else {
                 $avg_score = '-';
             }
-            if($last_login_date) {
+            if ($last_login_date) {
                 $last_login_date = api_convert_and_format_date($last_login_date, DATE_FORMAT_SHORT, date_default_timezone_get());
             } else {
                 $last_login_date = '-';
             }
-            if($total_score_possible > 0) {
+            if ($total_score_possible > 0) {
                 $total_score_percentage = round($total_score_obtained / $total_score_possible * 100, 2);
             } else {
                 $total_score_percentage = 0;
             }
-            if($total_score_percentage > 0) {
+            if ($total_score_percentage > 0) {
                 $total_score = $total_score_obtained.'/'.$total_score_possible.' ('.$total_score_percentage.' %)';
             } else {
                 $total_score = '-';
@@ -1799,7 +1799,7 @@ 
                 $total_score_obtained = 0;
                 $total_score_possible = 0;
                 $total_questions_answered = 0;
-                while($row_user = Database::fetch_object($result_users)) {
+                while ($row_user = Database::fetch_object($result_users)) {
                     // get time spent in the course and session
                     $time_spent += Tracking::get_time_spent_on_the_course($row_user->user_id, $courseId, $session_id);
                     $progress_tmp = Tracking::get_avg_student_progress($row_user->user_id, $row->code, array(), $session_id, true);
@@ -1828,11 +1828,11 @@ 
                         $session_id,
                         false
                     );
-                    if($last_login_date_tmp != false && $last_login_date == false) { // TODO: To be cleaned.
+                    if ($last_login_date_tmp != false && $last_login_date == false) { // TODO: To be cleaned.
                         $last_login_date = $last_login_date_tmp;
-                    } else if($last_login_date_tmp != false && $last_login_date == false) { // TODO: Repeated previous condition. To be cleaned.
+                    } else if ($last_login_date_tmp != false && $last_login_date == false) { // TODO: Repeated previous condition. To be cleaned.
                         // Find the max and assign it to first_login_date
-                        if(strtotime($last_login_date_tmp) > strtotime($last_login_date)) {
+                        if (strtotime($last_login_date_tmp) > strtotime($last_login_date)) {
                             $last_login_date = $last_login_date_tmp;
                         }
                     }
@@ -1842,27 +1842,27 @@ 
                     $total_score_possible += $exercise_results_tmp['score_possible'];
                     $total_questions_answered += $exercise_results_tmp['questions_answered'];
                 }
-                if($nb_progress_lp > 0) {
+                if ($nb_progress_lp > 0) {
                     $avg_progress = round($progress / $nb_progress_lp, 2);
                 } else {
                     $avg_progress = 0;
                 }
-                if($nb_score_lp > 0) {
+                if ($nb_score_lp > 0) {
                     $avg_score = round($score / $nb_score_lp, 2);
                 } else {
                     $avg_score = '-';
                 }
-                if($last_login_date) {
+                if ($last_login_date) {
                     $last_login_date = api_convert_and_format_date($last_login_date, DATE_FORMAT_SHORT, date_default_timezone_get());
                 } else {
                     $last_login_date = '-';
                 }
-                if($total_score_possible > 0) {
+                if ($total_score_possible > 0) {
                     $total_score_percentage = round($total_score_obtained / $total_score_possible * 100, 2);
                 } else {
                     $total_score_percentage = 0;
                 }
-                if($total_score_percentage > 0) {
+                if ($total_score_percentage > 0) {
                     $total_score = $total_score_obtained.'/'.$total_score_possible.' ('.$total_score_percentage.' %)';
                 } else {
                     $total_score = '-';
@@ -1912,7 +1912,7 @@ 
             FROM '.Database :: get_main_table(TABLE_STATISTIC_TRACK_E_EXERCISES)."
             WHERE c_id = ' . $courseId . '
             AND exe_user_id = '".intval($user_id)."'";
-        if($session_id !== false) {
+        if ($session_id !== false) {
             $sql .= " AND session_id = '".$session_id."' ";
         }
         $result = Database::query($sql);
@@ -1922,7 +1922,7 @@ 
         while ($row = Database::fetch_array($result)) {
             $score_obtained += $row['exe_result'];
             $score_possible += $row['exe_weighting'];
-            $questions_answered ++;
+            $questions_answered++;
         }
 
         if ($score_possible != 0) {
@@ -2043,9 +2043,9 @@ 
                     }
                 }
                 // time spent in the course
-                $csv_row[] = api_time_to_hms(Tracking::get_time_spent_on_the_course ($user[4], $courseId));
+                $csv_row[] = api_time_to_hms(Tracking::get_time_spent_on_the_course($user[4], $courseId));
                 // student progress in course
-                $csv_row[] = round(Tracking::get_avg_student_progress ($user[4], $row[0]), 2);
+                $csv_row[] = round(Tracking::get_avg_student_progress($user[4], $row[0]), 2);
                 // student score
                 $csv_row[] = round(Tracking::get_avg_student_score($user[4], $row[0]), 2);
                 // student tes score
@@ -2053,7 +2053,7 @@ 
                 // student messages
                 $csv_row[] = Tracking::count_student_messages($user[4], $row[0]);
                 // student assignments
-                $csv_row[] = Tracking::count_student_assignments ($user[4], $row[0]);
+                $csv_row[] = Tracking::count_student_assignments($user[4], $row[0]);
                 // student exercises results
                 $exercises_results = MySpace::exercises_results($user[4], $row[0]);
                 $csv_row[] = $exercises_results['score_obtained'];
@@ -2061,7 +2061,7 @@ 
                 $csv_row[] = $exercises_results['questions_answered'];
                 $csv_row[] = $exercises_results['percentage'];
                 // first connection
-                $csv_row[] = Tracking::get_first_connection_date_on_the_course ($user[4], $courseId);
+                $csv_row[] = Tracking::get_first_connection_date_on_the_course($user[4], $courseId);
                 // last connection
                 $csv_row[] = strip_tags(Tracking::get_last_connection_date_on_the_course($user[4], $courseInfo));
 
@@ -2095,9 +2095,9 @@ 
         // get all courses with limit
         $sql = "SELECT course.code as col1, course.title as col2
                 FROM $tbl_course course
-                WHERE course.code IN (".implode(',',$courses_code).")";
+                WHERE course.code IN (".implode(',', $courses_code).")";
 
-        if (!in_array($direction, array('ASC','DESC'))) $direction = 'ASC';
+        if (!in_array($direction, array('ASC', 'DESC'))) $direction = 'ASC';
 
         $column = intval($column);
         $from = intval($from);
@@ -2166,7 +2166,7 @@ 
             $table_row[] = $avg_assignments_in_course;
 
             //set the "from" value to know if I access the Reporting by the chamilo tab or the course link
-            $table_row[] = '<center><a href="../../tracking/courseLog.php?cidReq=' .$course_code.'&from=myspace&id_session='.$session_id.'">
+            $table_row[] = '<center><a href="../../tracking/courseLog.php?cidReq='.$course_code.'&from=myspace&id_session='.$session_id.'">
                              <img src="'.api_get_path(WEB_IMG_PATH).'icons/22/2rightarrow.png" border="0" /></a>
                             </center>';
             $csv_content[] = array(
@@ -2174,7 +2174,7 @@ 
                 $nb_students_in_course,
                 $avg_time_spent_in_course,
                 is_null($avg_progress_in_course) ? null : $avg_progress_in_course.'%',
-                is_null($avg_score_in_course) ? null : is_numeric($avg_score_in_course) ? $avg_score_in_course.'%' : $avg_score_in_course ,
+                is_null($avg_score_in_course) ? null : is_numeric($avg_score_in_course) ? $avg_score_in_course.'%' : $avg_score_in_course,
                 is_null($avg_score_in_exercise) ? null : $avg_score_in_exercise.'%',
                 $avg_messages_in_course,
                 $avg_assignments_in_course,
@@ -2242,7 +2242,7 @@ 
         $sql .= " ORDER BY col$column $direction ";
         $sql .= " LIMIT $from,$number_of_items";
         $result = Database::query($sql);
-        $return = array ();
+        $return = array();
         while ($user = Database::fetch_row($result)) {
             $return[] = $user;
         }
@@ -2297,7 +2297,7 @@ 
                     $i++;
                 }
             }
-            $username_array = array('username' => $desired_username , 'sufix' => $sufix);
+            $username_array = array('username' => $desired_username, 'sufix' => $sufix);
             return $username_array;
         } else {
             $username_array = array('username' => $username, 'sufix' => '');
@@ -2571,7 +2571,7 @@ 
         foreach ($users as $index => $user) {
             $userid = $user['id'];
             $sql_insert = "INSERT IGNORE INTO $tbl_session_rel_user(session_id, user_id, registered_at)
-                           VALUES ('$id_session','$userid', '" . api_get_utc_datetime() . "')";
+                           VALUES ('$id_session','$userid', '".api_get_utc_datetime()."')";
             Database::query($sql_insert);
             $user['added_at_session'] = 1;
             $new_users[] = $user;
@@ -2605,10 +2605,10 @@ 
                 );
                 $userInfo = api_get_user_info($user['id']);
 
-                if (($user['added_at_platform'] == 1  && $user['added_at_session'] == 1) || $user['added_at_session'] == 1) {
+                if (($user['added_at_platform'] == 1 && $user['added_at_session'] == 1) || $user['added_at_session'] == 1) {
                     if ($user['added_at_platform'] == 1) {
                         $addedto = get_lang('UserCreatedPlatform');
-                    } else  {
+                    } else {
                         $addedto = '          ';
                     }
 
@@ -2671,7 +2671,7 @@ 
         global $current_tag;
         switch ($data) {
             case 'Contact' :
-                $user = array ();
+                $user = array();
                 break;
             default :
                 $current_tag = $data;
@@ -2718,9 +2718,9 @@ 
         global $current_value;
         global $user;
         global $users;
-        $users = array ();
+        $users = array();
         $parser = xml_parser_create('UTF-8');
-        xml_set_element_handler($parser, array('MySpace','element_start'), array('MySpace','element_end'));
+        xml_set_element_handler($parser, array('MySpace', 'element_start'), array('MySpace', 'element_end'));
         xml_set_character_data_handler($parser, "character_data");
         xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, false);
         xml_parse($parser, api_utf8_encode_xml(file_get_contents($file)));
@@ -2766,7 +2766,7 @@ 
             get_lang('SearchCourse'),
             $courseList,
             [
-                'url' => api_get_path(WEB_AJAX_PATH) . 'course.ajax.php?' . http_build_query([
+                'url' => api_get_path(WEB_AJAX_PATH).'course.ajax.php?'.http_build_query([
                     'a' => 'search_course_by_session_all',
                     'session_id' => $sessionId
                 ])
@@ -2785,7 +2785,7 @@ 
                             course_id: $('#course_id').val() || 0
                         });
 
-                        return '" . api_get_path(WEB_AJAX_PATH) . "session.ajax.php?' + params;
+                        return '" . api_get_path(WEB_AJAX_PATH)."session.ajax.php?' + params;
                     }
                 "
             ]
@@ -2816,7 +2816,7 @@ 
                             course_id: $('#course_id').val()
                         });
 
-                        return '" . api_get_path(WEB_AJAX_PATH) . "course.ajax.php?' + params;
+                        return '" . api_get_path(WEB_AJAX_PATH)."course.ajax.php?' + params;
                     }
                 "
             ]
@@ -2842,8 +2842,8 @@ 
         if ($form->validate()) {
             $table = new SortableTable(
                 'tracking_access_overview',
-                ['MySpace','getNumberOfRrackingAccessOverview'],
-                ['MySpace','getUserDataAccessTrackingOverview'],
+                ['MySpace', 'getNumberOfRrackingAccessOverview'],
+                ['MySpace', 'getUserDataAccessTrackingOverview'],
                 0
             );
             $table->additional_parameters = $form->exportValues();
@@ -2904,7 +2904,7 @@ 
                     " : "
                         u.lastname AS col2,
                         u.firstname AS col3,
-                " ) . "
+                " )."
                 a.logout_course_date,
                 c.title, 
                 c.code, 
@@ -2915,7 +2915,7 @@ 
 
         if (isset($_GET['session_id']) && !empty($_GET['session_id'])) {
             $sessionId = intval($_GET['session_id']);
-            $sql .= " WHERE a.session_id = " . $sessionId;
+            $sql .= " WHERE a.session_id = ".$sessionId;
         }
 
         $sql .= " ORDER BY col$column $orderDirection ";
@@ -2976,14 +2976,14 @@ 
 function get_stats($user_id, $courseId, $start_date = null, $end_date = null)
 {
     // Database table definitions
-    $tbl_track_course   = Database :: get_main_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
+    $tbl_track_course = Database :: get_main_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
 
     $course_info = api_get_course_info_by_id($courseId);
     if (!empty($course_info)) {
         $strg_sd    = "";
         $strg_ed    = "";
-        if ($start_date != null && $end_date != null){
-            $end_date = add_day_to( $end_date );
+        if ($start_date != null && $end_date != null) {
+            $end_date = add_day_to($end_date);
             $strg_sd = "AND login_course_date BETWEEN '$start_date' AND '$end_date'";
             $strg_ed = "AND logout_course_date BETWEEN '$start_date' AND '$end_date'";
         }
@@ -2991,10 +2991,10 @@ 
                 SEC_TO_TIME(avg(time_to_sec(timediff(logout_course_date,login_course_date)))) as avrg,
                 SEC_TO_TIME(sum(time_to_sec(timediff(logout_course_date,login_course_date)))) as total,
                 count(user_id) as times
-                FROM ' . $tbl_track_course . '
+                FROM ' . $tbl_track_course.'
                 WHERE
-                    user_id = ' . intval($user_id) . ' AND
-                    c_id = ' . intval($courseId) . ' '.$strg_sd.' '.$strg_ed.' '.'
+                    user_id = ' . intval($user_id).' AND
+                    c_id = ' . intval($courseId).' '.$strg_sd.' '.$strg_ed.' '.'
                 ORDER BY login_course_date ASC';
 
         $rs = Database::query($sql);
@@ -3012,7 +3012,7 @@ 
 }
 
 function add_day_to($end_date) {
-    $foo_date = strtotime( $end_date );
+    $foo_date = strtotime($end_date);
     $foo_date = strtotime(" +1 day", $foo_date);
     $foo_date = date("Y-m-d", $foo_date);
     return $foo_date;
@@ -3072,7 +3072,7 @@ 
  * @version OCT-22- 2010
  * @return array
  */
-function convert_to_array($sql_result){
+function convert_to_array($sql_result) {
     $result_to_print = '<table>';
     foreach ($sql_result as $key => $data) {
         $result_to_print .= '<tr><td>'.date('d-m-Y (H:i:s)', $data['login']).'</td><td>'.api_time_to_hms($data['logout'] - $data['login']).'</tr></td>'."\n";
@@ -3091,7 +3091,7 @@ 
  * @version OCT-22- 2010
  * @return string
  */
-function convert_to_string($sql_result){
+function convert_to_string($sql_result) {
     $result_to_print = '<table>';
     if (!empty($sql_result)) {
         foreach ($sql_result as $key => $data) {
@@ -3116,18 +3116,18 @@ 
  */
 function grapher($sql_result, $start_date, $end_date, $type = "")
 {
-    if (empty($start_date)) { $start_date =""; }
-    if (empty($end_date)) { $end_date =""; }
-    if ($type == ""){ $type = 'day'; }
-    $main_year  = $main_month_year = $main_day = array();
+    if (empty($start_date)) { $start_date = ""; }
+    if (empty($end_date)) { $end_date = ""; }
+    if ($type == "") { $type = 'day'; }
+    $main_year = $main_month_year = $main_day = array();
     // get last 8 days/months
     $last_days      = 5;
     $last_months    = 3;
     for ($i = $last_days; $i >= 0; $i--) {
-        $main_day[date ('d-m-Y', mktime () - $i * 3600 * 24)] = 0;
+        $main_day[date('d-m-Y', mktime() - $i * 3600 * 24)] = 0;
     }
     for ($i = $last_months; $i >= 0; $i--) {
-        $main_month_year[date ('m-Y', mktime () - $i * 30 * 3600 * 24)] = 0;
+        $main_month_year[date('m-Y', mktime() - $i * 30 * 3600 * 24)] = 0;
     }
 
     $i = 0;
@@ -3163,7 +3163,7 @@ 
         /* Create and populate the pData object */
         $myData = new pData();
         $myData->addPoints($main_date, 'Serie1');
-        if (count($main_date)!= 1) {
+        if (count($main_date) != 1) {
             $myData->addPoints($labels, 'Labels');
             $myData->setSerieDescription('Labels', 'Months');
             $myData->setAbscissa('Labels');
@@ -3171,7 +3171,7 @@ 
         $myData->setSerieWeight('Serie1', 1);
         $myData->setSerieDescription('Serie1', get_lang('MyResults'));
         $myData->setAxisName(0, get_lang('Minutes'));
-        $myData->loadPalette(api_get_path(SYS_CODE_PATH) . 'palettes/pchart/default.color', true);
+        $myData->loadPalette(api_get_path(SYS_CODE_PATH).'palettes/pchart/default.color', true);
 
         // Cache definition
         $cachePath = api_get_path(SYS_ARCHIVE_PATH);
@@ -3180,9 +3180,9 @@ 
 
         if ($myCache->isInCache($chartHash)) {
             //if we already created the img
-            $imgPath = api_get_path(SYS_ARCHIVE_PATH) . $chartHash;
+            $imgPath = api_get_path(SYS_ARCHIVE_PATH).$chartHash;
             $myCache->saveFromCache($chartHash, $imgPath);
-            $imgPath = api_get_path(WEB_ARCHIVE_PATH) . $chartHash;
+            $imgPath = api_get_path(WEB_ARCHIVE_PATH).$chartHash;
         } else {
             /* Define width, height and angle */
             $mainWidth = 760;
@@ -3211,7 +3211,7 @@ 
             /* Set the default font */
             $myPicture->setFontProperties(
                 array(
-                    "FontName" => api_get_path(SYS_FONTS_PATH) . 'opensans/OpenSans-Regular.ttf',
+                    "FontName" => api_get_path(SYS_FONTS_PATH).'opensans/OpenSans-Regular.ttf',
                     "FontSize" => 10)
             );
             /* Write the chart title */
@@ -3228,7 +3228,7 @@ 
             /* Set the default font */
             $myPicture->setFontProperties(
                 array(
-                    "FontName" => api_get_path(SYS_FONTS_PATH) . 'opensans/OpenSans-Regular.ttf',
+                    "FontName" => api_get_path(SYS_FONTS_PATH).'opensans/OpenSans-Regular.ttf',
                     "FontSize" => 8
                 )
             );
@@ -3270,7 +3270,7 @@ 
             /* Draw the line chart */
             $myPicture->setFontProperties(
                 array(
-                    "FontName" => api_get_path(SYS_FONTS_PATH) . 'opensans/OpenSans-Regular.ttf',
+                    "FontName" => api_get_path(SYS_FONTS_PATH).'opensans/OpenSans-Regular.ttf',
                     "FontSize" => 10
                 )
             );
@@ -3289,15 +3289,15 @@ 
 
             /* Write and save into cache */
             $myCache->writeToCache($chartHash, $myPicture);
-            $imgPath = api_get_path(SYS_ARCHIVE_PATH) . $chartHash;
+            $imgPath = api_get_path(SYS_ARCHIVE_PATH).$chartHash;
             $myCache->saveFromCache($chartHash, $imgPath);
-            $imgPath = api_get_path(WEB_ARCHIVE_PATH) . $chartHash;
+            $imgPath = api_get_path(WEB_ARCHIVE_PATH).$chartHash;
         }
-        $html = '<img src="' . $imgPath . '">';
+        $html = '<img src="'.$imgPath.'">';
 
         return $html;
     } else {
-        $foo_img = api_convert_encoding('<div id="messages" class="warning-message">'.get_lang('GraphicNotAvailable').'</div>','UTF-8');
+        $foo_img = api_convert_encoding('<div id="messages" class="warning-message">'.get_lang('GraphicNotAvailable').'</div>', 'UTF-8');
 
         return $foo_img;
     }