chamilo / chamilo-lms

main/inc/lib/formvalidator/Element/receivers.php

Indentation +66 added lines, -66 removed lines

@@ -10,65 +10,65 @@ 
  */
 class HTML_QuickForm_receivers extends HTML_QuickForm_group
 {
-	/**
-	 * Array of all receivers
-	 */
-	var $receivers;
-	/**
-	 * Array of selected receivers
-	 */
-	var $receivers_selected;
-	/**
-	 * Constructor
-	 * @param string $elementName
-	 * @param string $elementLabel
-	 * @param array $attributes This should contain the keys 'receivers' and
-	 * 'receivers_selected'
-	 */
-	public function __construct($elementName = null, $elementLabel = null, $attributes = null)
-	{
-		$this->receivers = $attributes['receivers'];
-		$this->receivers_selected = $attributes['receivers_selected'];
-		unset($attributes['receivers']);
-		unset($attributes['receivers_selected']);
-		parent::__construct($elementName, $elementLabel, $attributes);
-		$this->_persistantFreeze = true;
-		$this->_appendName = true;
-		$this->_type = 'receivers';
-	}
-	/**
-	 * Create the form elements to build this element group
-	 */
-	function _createElements()
-	{
-		$this->_elements[] = new HTML_QuickForm_Radio('receivers', '', get_lang('Everybody'), '0', array ('onclick' => 'javascript:receivers_hide(\'receivers_to\')'));
-		$this->_elements[0]->setChecked(true);
-		$this->_elements[] = new HTML_QuickForm_Radio('receivers', '', get_lang('SelectGroupsUsers'), '1', array ('onclick' => 'javascript:receivers_show(\'receivers_to\')'));
-		$this->_elements[] = new HTML_QuickForm_advmultiselect('to', '', $this->receivers);
-		$this->_elements[2]->setSelected($this->receivers_selected);
-	}
-	/**
-	 * HTML representation
-	 */
-	public function toHtml()
-	{
-		include_once ('HTML/QuickForm/Renderer/Default.php');
-		$this->_separator = '<br/>';
-		$renderer = & new HTML_QuickForm_Renderer_Default();
-		$renderer->setElementTemplate('{element}');
-		$select_boxes = $this->_elements[2];
-		$select_boxes->setElementTemplate('<div style="margin-left:20px;display:block;" id="receivers_'.$select_boxes->getName().'">'.$select_boxes->_elementTemplate.'</div>');
-		parent :: accept($renderer);
-		$js = $this->getElementJS();
-		return $renderer->toHtml().$js;
-	}
+    /**
+     * Array of all receivers
+     */
+    var $receivers;
+    /**
+     * Array of selected receivers
+     */
+    var $receivers_selected;
+    /**
+     * Constructor
+     * @param string $elementName
+     * @param string $elementLabel
+     * @param array $attributes This should contain the keys 'receivers' and
+     * 'receivers_selected'
+     */
+    public function __construct($elementName = null, $elementLabel = null, $attributes = null)
+    {
+        $this->receivers = $attributes['receivers'];
+        $this->receivers_selected = $attributes['receivers_selected'];
+        unset($attributes['receivers']);
+        unset($attributes['receivers_selected']);
+        parent::__construct($elementName, $elementLabel, $attributes);
+        $this->_persistantFreeze = true;
+        $this->_appendName = true;
+        $this->_type = 'receivers';
+    }
+    /**
+     * Create the form elements to build this element group
+     */
+    function _createElements()
+    {
+        $this->_elements[] = new HTML_QuickForm_Radio('receivers', '', get_lang('Everybody'), '0', array ('onclick' => 'javascript:receivers_hide(\'receivers_to\')'));
+        $this->_elements[0]->setChecked(true);
+        $this->_elements[] = new HTML_QuickForm_Radio('receivers', '', get_lang('SelectGroupsUsers'), '1', array ('onclick' => 'javascript:receivers_show(\'receivers_to\')'));
+        $this->_elements[] = new HTML_QuickForm_advmultiselect('to', '', $this->receivers);
+        $this->_elements[2]->setSelected($this->receivers_selected);
+    }
+    /**
+     * HTML representation
+     */
+    public function toHtml()
+    {
+        include_once ('HTML/QuickForm/Renderer/Default.php');
+        $this->_separator = '<br/>';
+        $renderer = & new HTML_QuickForm_Renderer_Default();
+        $renderer->setElementTemplate('{element}');
+        $select_boxes = $this->_elements[2];
+        $select_boxes->setElementTemplate('<div style="margin-left:20px;display:block;" id="receivers_'.$select_boxes->getName().'">'.$select_boxes->_elementTemplate.'</div>');
+        parent :: accept($renderer);
+        $js = $this->getElementJS();
+        return $renderer->toHtml().$js;
+    }
 
-	/**
-	 * Get the necessary javascript
-	 */
+    /**
+     * Get the necessary javascript
+     */
     public function getElementJS()
-	{
-		$js = "<script type=\"text/javascript\">
+    {
+        $js = "<script type=\"text/javascript\">
 					/* <![CDATA[ */
 					receivers_hide('receivers_to');
 					function receivers_show(item) {
@@ -81,14 +81,14 @@ 
 					}
 					/* ]]> */
 					</script>\n";
-		return $js;
-	}
-	/**
-	 * accept renderer
-	 */
-	function accept(& $renderer, $required = false, $error = null)
-	{
-		$renderer->renderElement($this, $required, $error);
-	}
+        return $js;
+    }
+    /**
+     * accept renderer
+     */
+    function accept(& $renderer, $required = false, $error = null)
+    {
+        $renderer->renderElement($this, $required, $error);
+    }
 }
 ?>

main/inc/lib/xajax/xajax.inc.php

Indentation +1165 added lines, -1165 removed lines

@@ -47,7 +47,7 @@ 
  */
 if (!defined ('XAJAX_DEFAULT_CHAR_ENCODING'))
 {
-	define ('XAJAX_DEFAULT_CHAR_ENCODING', 'utf-8' );
+    define ('XAJAX_DEFAULT_CHAR_ENCODING', 'utf-8' );
 }
 
 /**
@@ -55,11 +55,11 @@ 
  */
 if (!defined ('XAJAX_GET'))
 {
-	define ('XAJAX_GET', 0);
+    define ('XAJAX_GET', 0);
 }
 if (!defined ('XAJAX_POST'))
 {
-	define ('XAJAX_POST', 1);
+    define ('XAJAX_POST', 1);
 }
 
 /**
@@ -72,1145 +72,1145 @@ 
  */
 class xajax
 {
-	/**#@+
+    /**#@+
 	 * @access protected
 	 */
-	/**
-	 * @var array Array of PHP functions that will be callable through javascript wrappers
-	 */
-	var $aFunctions;
-	/**
-	 * @var array Array of object callbacks that will allow Javascript to call PHP methods (key=function name)
-	 */
-	var $aObjects;
-	/**
-	 * @var array Array of RequestTypes to be used with each function (key=function name)
-	 */
-	var $aFunctionRequestTypes;
-	/**
-	 * @var array Array of Include Files for any external functions (key=function name)
-	 */
-	var $aFunctionIncludeFiles;
-	/**
-	 * @var string Name of the PHP function to call if no callable function was found
-	 */
-	var $sCatchAllFunction;
-	/**
-	 * @var string Name of the PHP function to call before any other function
-	 */
-	var $sPreFunction;
-	/**
-	 * @var string The URI for making requests to the xajax object
-	 */
-	var $sRequestURI;
-	/**
-	 * @var string The prefix to prepend to the javascript wraper function name
-	 */
-	var $sWrapperPrefix;
-	/**
-	 * @var boolean Show debug messages (default false)
-	 */
-	var $bDebug;
-	/**
-	 * @var boolean Show messages in the client browser's status bar (default false)
-	 */
-	var $bStatusMessages;
-	/**
-	 * @var boolean Allow xajax to exit after processing a request (default true)
-	 */
-	var $bExitAllowed;
-	/**
-	 * @var boolean Use wait cursor in browser (default true)
-	 */
-	var $bWaitCursor;
-	/**
-	 * @var boolean Use an special xajax error handler so the errors are sent to the browser properly (default false)
-	 */
-	var $bErrorHandler;
-	/**
-	 * @var string Specify what, if any, file xajax should log errors to (and more information in a future release)
-	 */
-	var $sLogFile;
-	/**
-	 * @var boolean Clean all output buffers before outputting response (default false)
-	 */
-	var $bCleanBuffer;
-	/**
-	 * @var string String containing the character encoding used
-	 */
-	var $sEncoding;
-	/**
-	 * @var boolean Decode input request args from UTF-8 (default false)
-	 */
-	var $bDecodeUTF8Input;
-	/**
-	 * @var boolean Convert special characters to HTML entities (default false)
-	 */
-	var $bOutputEntities;
-	/**
-	 * @var array Array for parsing complex objects
-	 */
-	var $aObjArray;
-	/**
-	 * @var integer Position in $aObjArray
-	 */
-	var $iPos;
-
-	/**#@-*/
-
-	/**
-	 * Constructor. You can set some extra xajax options right away or use
-	 * individual methods later to set options.
-	 *
-	 * @param string  defaults to the current browser URI
-	 * @param string  defaults to "xajax_";
-	 * @param string  defaults to XAJAX_DEFAULT_CHAR_ENCODING defined above
-	 * @param boolean defaults to false
-	 */
-	public function __construct($sRequestURI="",$sWrapperPrefix="xajax_",$sEncoding=XAJAX_DEFAULT_CHAR_ENCODING,$bDebug=false)
-	{
-		$this->aFunctions = array();
-		$this->aObjects = array();
-		$this->aFunctionIncludeFiles = array();
-		$this->sRequestURI = $sRequestURI;
-		if ($this->sRequestURI == "")
-			$this->sRequestURI = $this->_detectURI();
-		$this->sWrapperPrefix = $sWrapperPrefix;
-		$this->bDebug = $bDebug;
-		$this->bStatusMessages = false;
-		$this->bWaitCursor = true;
-		$this->bExitAllowed = true;
-		$this->bErrorHandler = false;
-		$this->sLogFile = "";
-		$this->bCleanBuffer = false;
-		$this->setCharEncoding($sEncoding);
-		$this->bDecodeUTF8Input = false;
-		$this->bOutputEntities = false;
-	}
-
-	/**
-	 * Sets the URI to which requests will be made.
-	 * <i>Usage:</i> <kbd>$xajax->setRequestURI("http://www.xajaxproject.org");</kbd>
-	 *
-	 * @param string the URI (can be absolute or relative) of the PHP script
-	 *               that will be accessed when an xajax request occurs
-	 */
-	function setRequestURI($sRequestURI)
-	{
-		$this->sRequestURI = $sRequestURI;
-	}
-
-	/**
-	 * Sets the prefix that will be appended to the Javascript wrapper
-	 * functions (default is "xajax_").
-	 *
-	 * @param string
-	 */
-	//
-	function setWrapperPrefix($sPrefix)
-	{
-		$this->sWrapperPrefix = $sPrefix;
-	}
-
-	/**
-	 * Enables debug messages for xajax.
-	 * */
-	function debugOn()
-	{
-		$this->bDebug = true;
-	}
-
-	/**
-	 * Disables debug messages for xajax (default behavior).
-	 */
-	function debugOff()
-	{
-		$this->bDebug = false;
-	}
-
-	/**
-	 * Enables messages in the browser's status bar for xajax.
-	 */
-	function statusMessagesOn()
-	{
-		$this->bStatusMessages = true;
-	}
-
-	/**
-	 * Disables messages in the browser's status bar for xajax (default behavior).
-	 */
-	function statusMessagesOff()
-	{
-		$this->bStatusMessages = false;
-	}
-
-	/**
-	 * Enables the wait cursor to be displayed in the browser (default behavior).
-	 */
-	function waitCursorOn()
-	{
-		$this->bWaitCursor = true;
-	}
-
-	/**
-	 * Disables the wait cursor to be displayed in the browser.
-	 */
-	function waitCursorOff()
-	{
-		$this->bWaitCursor = false;
-	}
-
-	/**
-	 * Enables xajax to exit immediately after processing a request and
-	 * sending the response back to the browser (default behavior).
-	 */
-	function exitAllowedOn()
-	{
-		$this->bExitAllowed = true;
-	}
-
-	/**
-	 * Disables xajax's default behavior of exiting immediately after
-	 * processing a request and sending the response back to the browser.
-	 */
-	function exitAllowedOff()
-	{
-		$this->bExitAllowed = false;
-	}
-
-	/**
-	 * Turns on xajax's error handling system so that PHP errors that occur
-	 * during a request are trapped and pushed to the browser in the form of
-	 * a Javascript alert.
-	 */
-	function errorHandlerOn()
-	{
-		$this->bErrorHandler = true;
-	}
-
-	/**
-	 * Turns off xajax's error handling system (default behavior).
-	 */
-	function errorHandlerOff()
-	{
-		$this->bErrorHandler = false;
-	}
-
-	/**
-	 * Specifies a log file that will be written to by xajax during a request
-	 * (used only by the error handling system at present). If you don't invoke
-	 * this method, or you pass in "", then no log file will be written to.
-	 * <i>Usage:</i> <kbd>$xajax->setLogFile("/xajax_logs/errors.log");</kbd>
-	 */
-	function setLogFile($sFilename)
-	{
-		$this->sLogFile = $sFilename;
-	}
-
-	/**
-	 * Causes xajax to clean out all output buffers before outputting a
-	 * response (default behavior).
-	 */
-	function cleanBufferOn()
-	{
-		$this->bCleanBuffer = true;
-	}
-	/**
-	 * Turns off xajax's output buffer cleaning.
-	 */
-	function cleanBufferOff()
-	{
-		$this->bCleanBuffer = false;
-	}
-
-	/**
-	 * Sets the character encoding for the HTTP output based on
-	 * <kbd>$sEncoding</kbd>, which is a string containing the character
-	 * encoding to use. You don't need to use this method normally, since the
-	 * character encoding for the response gets set automatically based on the
-	 * <kbd>XAJAX_DEFAULT_CHAR_ENCODING</kbd> constant.
-	 * <i>Usage:</i> <kbd>$xajax->setCharEncoding("utf-8");</kbd>
-	 *
-	 * @param string the encoding type to use (utf-8, iso-8859-1, etc.)
-	 */
-	function setCharEncoding($sEncoding)
-	{
-		$this->sEncoding = $sEncoding;
-	}
-
-	/**
-	 * Causes xajax to decode the input request args from UTF-8 to the current
-	 * encoding if possible. Either the iconv or mb_string extension must be
-	 * present for optimal functionality.
-	 */
-	function decodeUTF8InputOn()
-	{
-		$this->bDecodeUTF8Input = true;
-	}
-
-	/**
-	 * Turns off decoding the input request args from UTF-8 (default behavior).
-	 */
-	function decodeUTF8InputOff()
-	{
-		$this->bDecodeUTF8Input = false;
-	}
-
-	/**
-	 * Tells the response object to convert special characters to HTML entities
-	 * automatically (only works if the mb_string extension is available).
-	 */
-	function outputEntitiesOn()
-	{
-		$this->bOutputEntities = true;
-	}
-
-	/**
-	 * Tells the response object to output special characters intact. (default
-	 * behavior).
-	 */
-	function outputEntitiesOff()
-	{
-		$this->bOutputEntities = false;
-	}
-
-	/**
-	 * Registers a PHP function or method to be callable through xajax in your
-	 * Javascript. If you want to register a function, pass in the name of that
-	 * function. If you want to register a static class method, pass in an
-	 * array like so:
-	 * <kbd>array("myFunctionName", "myClass", "myMethod")</kbd>
-	 * For an object instance method, use an object variable for the second
-	 * array element (and in PHP 4 make sure you put an & before the variable
-	 * to pass the object by reference). Note: the function name is what you
-	 * call via Javascript, so it can be anything as long as it doesn't
-	 * conflict with any other registered function name.
-	 *
-	 * <i>Usage:</i> <kbd>$xajax->registerFunction("myFunction");</kbd>
-	 * or: <kbd>$xajax->registerFunction(array("myFunctionName", &$myObject, "myMethod"));</kbd>
-	 *
-	 * @param mixed  contains the function name or an object callback array
-	 * @param mixed  request type (XAJAX_GET/XAJAX_POST) that should be used
-	 *               for this function.  Defaults to XAJAX_POST.
-	 */
-	function registerFunction($mFunction,$sRequestType=XAJAX_POST)
-	{
-		if (is_array($mFunction)) {
-			$this->aFunctions[$mFunction[0]] = 1;
-			$this->aFunctionRequestTypes[$mFunction[0]] = $sRequestType;
-			$this->aObjects[$mFunction[0]] = array_slice($mFunction, 1);
-		}
-		else {
-			$this->aFunctions[$mFunction] = 1;
-			$this->aFunctionRequestTypes[$mFunction] = $sRequestType;
-		}
-	}
-
-	/**
-	 * Registers a PHP function to be callable through xajax which is located
-	 * in some other file.  If the function is requested the external file will
-	 * be included to define the function before the function is called.
-	 *
-	 * <i>Usage:</i> <kbd>$xajax->registerExternalFunction("myFunction","myFunction.inc.php",XAJAX_POST);</kbd>
-	 *
-	 * @param string contains the function name or an object callback array
-	 *               ({@link xajax::registerFunction() see registerFunction} for
-	 *               more info on object callback arrays)
-	 * @param string contains the path and filename of the include file
-	 * @param mixed  the RequestType (XAJAX_GET/XAJAX_POST) that should be used
-	 *		          for this function. Defaults to XAJAX_POST.
-	 */
-	function registerExternalFunction($mFunction,$sIncludeFile,$sRequestType=XAJAX_POST)
-	{
-		$this->registerFunction($mFunction, $sRequestType);
-
-		if (is_array($mFunction)) {
-			$this->aFunctionIncludeFiles[$mFunction[0]] = $sIncludeFile;
-		}
-		else {
-			$this->aFunctionIncludeFiles[$mFunction] = $sIncludeFile;
-		}
-	}
-
-	/**
-	 * Registers a PHP function to be called when xajax cannot find the
-	 * function being called via Javascript. Because this is technically
-	 * impossible when using "wrapped" functions, the catch-all feature is
-	 * only useful when you're directly using the xajax.call() Javascript
-	 * method. Use the catch-all feature when you want more dynamic ability to
-	 * intercept unknown calls and handle them in a custom way.
-	 *
-	 * <i>Usage:</i> <kbd>$xajax->registerCatchAllFunction("myCatchAllFunction");</kbd>
-	 *
-	 * @param string contains the function name or an object callback array
-	 *               ({@link xajax::registerFunction() see registerFunction} for
-	 *               more info on object callback arrays)
-	 */
-	function registerCatchAllFunction($mFunction)
-	{
-		if (is_array($mFunction)) {
-			$this->sCatchAllFunction = $mFunction[0];
-			$this->aObjects[$mFunction[0]] = array_slice($mFunction, 1);
-		}
-		else {
-			$this->sCatchAllFunction = $mFunction;
-		}
-	}
-
-	/**
-	 * Registers a PHP function to be called before xajax calls the requested
-	 * function. xajax will automatically add the request function's response
-	 * to the pre-function's response to create a single response. Another
-	 * feature is the ability to return not just a response, but an array with
-	 * the first element being false (a boolean) and the second being the
-	 * response. In this case, the pre-function's response will be returned to
-	 * the browser without xajax calling the requested function.
-	 *
-	 * <i>Usage:</i> <kbd>$xajax->registerPreFunction("myPreFunction");</kbd>
-	 *
-	 * @param string contains the function name or an object callback array
-	 *               ({@link xajax::registerFunction() see registerFunction} for
-	 *               more info on object callback arrays)
-	 */
-	function registerPreFunction($mFunction)
-	{
-		if (is_array($mFunction)) {
-			$this->sPreFunction = $mFunction[0];
-			$this->aObjects[$mFunction[0]] = array_slice($mFunction, 1);
-		}
-		else {
-			$this->sPreFunction = $mFunction;
-		}
-	}
-
-	/**
-	 * Returns true if xajax can process the request, false if otherwise.
-	 * You can use this to determine if xajax needs to process the request or
-	 * not.
-	 *
-	 * @return boolean
-	 */
-	function canProcessRequests()
-	{
-		if ($this->getRequestMode() != -1) return true;
-		return false;
-	}
-
-	/**
-	 * Returns the current request mode (XAJAX_GET or XAJAX_POST), or -1 if
-	 * there is none.
-	 *
-	 * @return mixed
-	 */
-	function getRequestMode()
-	{
-		if (!empty($_GET["xajax"]))
-			return XAJAX_GET;
-
-		if (!empty($_POST["xajax"]))
-			return XAJAX_POST;
-
-		return -1;
-	}
-
-	/**
-	 * This is the main communications engine of xajax. The engine handles all
-	 * incoming xajax requests, calls the apporiate PHP functions (or
-	 * class/object methods) and passes the XML responses back to the
-	 * Javascript response handler. If your RequestURI is the same as your Web
-	 * page then this function should be called before any headers or HTML has
-	 * been sent.
-	 */
-	function processRequests()
-	{
-
-		$requestMode = -1;
-		$sFunctionName = "";
-		$bFoundFunction = true;
-		$bFunctionIsCatchAll = false;
-		$sFunctionNameForSpecial = "";
-		$aArgs = array();
-		$sPreResponse = "";
-		$bEndRequest = false;
-		$sResponse = "";
-
-		$requestMode = $this->getRequestMode();
-		if ($requestMode == -1) return;
-
-		if ($requestMode == XAJAX_POST)
-		{
-			$sFunctionName = $_POST["xajax"];
-
-			if (!empty($_POST["xajaxargs"]))
-				$aArgs = $_POST["xajaxargs"];
-		}
-		else
-		{
-			header ("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
-			header ("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
-			header ("Cache-Control: no-cache, must-revalidate");
-			header ("Pragma: no-cache");
-
-			$sFunctionName = $_GET["xajax"];
-
-			if (!empty($_GET["xajaxargs"]))
-				$aArgs = $_GET["xajaxargs"];
-		}
-
-		// Use xajax error handler if necessary
-		if ($this->bErrorHandler) {
-			$GLOBALS['xajaxErrorHandlerText'] = "";
-			set_error_handler("xajaxErrorHandler");
-		}
-
-		if ($this->sPreFunction) {
-			if (!$this->_isFunctionCallable($this->sPreFunction)) {
-				$bFoundFunction = false;
-				$objResponse = new xajaxResponse();
-				$objResponse->addAlert("Unknown Pre-Function ". $this->sPreFunction);
-				$sResponse = $objResponse->getXML();
-			}
-		}
-		//include any external dependencies associated with this function name
-		if (array_key_exists($sFunctionName,$this->aFunctionIncludeFiles))
-		{
-			ob_start();
-			include_once($this->aFunctionIncludeFiles[$sFunctionName]);
-			ob_end_clean();
-		}
-
-		if ($bFoundFunction) {
-			$sFunctionNameForSpecial = $sFunctionName;
-			if (!array_key_exists($sFunctionName, $this->aFunctions))
-			{
-				if ($this->sCatchAllFunction) {
-					$sFunctionName = $this->sCatchAllFunction;
-					$bFunctionIsCatchAll = true;
-				}
-				else {
-					$bFoundFunction = false;
-					$objResponse = new xajaxResponse();
-					$objResponse->addAlert("Unknown Function $sFunctionName.");
-					$sResponse = $objResponse->getXML();
-				}
-			}
-			else if ($this->aFunctionRequestTypes[$sFunctionName] != $requestMode)
-			{
-				$bFoundFunction = false;
-				$objResponse = new xajaxResponse();
-				$objResponse->addAlert("Incorrect Request Type.");
-				$sResponse = $objResponse->getXML();
-			}
-		}
-
-		if ($bFoundFunction)
-		{
-			for ($i = 0; $i < sizeof($aArgs); $i++)
-			{
-				// If magic quotes is on, then we need to strip the slashes from the args
-				if (get_magic_quotes_gpc() == 1 && is_string($aArgs[$i])) {
-
-					$aArgs[$i] = stripslashes($aArgs[$i]);
-				}
-				if (stristr($aArgs[$i],"<xjxobj>") != false)
-				{
-					$aArgs[$i] = $this->_xmlToArray("xjxobj",$aArgs[$i]);
-				}
-				else if (stristr($aArgs[$i],"<xjxquery>") != false)
-				{
-					$aArgs[$i] = $this->_xmlToArray("xjxquery",$aArgs[$i]);
-				}
-				else if ($this->bDecodeUTF8Input)
-				{
-					$aArgs[$i] = $this->_decodeUTF8Data($aArgs[$i]);
-				}
-			}
-
-			if ($this->sPreFunction) {
-				$mPreResponse = $this->_callFunction($this->sPreFunction, array($sFunctionNameForSpecial, $aArgs));
-				if (is_array($mPreResponse) && $mPreResponse[0] === false) {
-					$bEndRequest = true;
-					$sPreResponse = $mPreResponse[1];
-				}
-				else {
-					$sPreResponse = $mPreResponse;
-				}
-				if (is_a($sPreResponse, "xajaxResponse")) {
-					$sPreResponse = $sPreResponse->getXML();
-				}
-				if ($bEndRequest) $sResponse = $sPreResponse;
-			}
-
-			if (!$bEndRequest) {
-				if (!$this->_isFunctionCallable($sFunctionName)) {
-					$objResponse = new xajaxResponse();
-					$objResponse->addAlert("The Registered Function $sFunctionName Could Not Be Found.");
-					$sResponse = $objResponse->getXML();
-				}
-				else {
-					if ($bFunctionIsCatchAll) {
-						$aArgs = array($sFunctionNameForSpecial, $aArgs);
-					}
-					$sResponse = $this->_callFunction($sFunctionName, $aArgs);
-				}
-				if (is_a($sResponse, "xajaxResponse")) {
-					$sResponse = $sResponse->getXML();
-				}
-				if (!is_string($sResponse) || strpos($sResponse, "<xjx>") === FALSE) {
-					$objResponse = new xajaxResponse();
-					$objResponse->addAlert("No XML Response Was Returned By Function $sFunctionName.");
-					$sResponse = $objResponse->getXML();
-				}
-				else if ($sPreResponse != "") {
-					$sNewResponse = new xajaxResponse($this->sEncoding, $this->bOutputEntities);
-					$sNewResponse->loadXML($sPreResponse);
-					$sNewResponse->loadXML($sResponse);
-					$sResponse = $sNewResponse->getXML();
-				}
-			}
-		}
-
-		$sContentHeader = "Content-type: text/xml;";
-		if ($this->sEncoding && strlen(trim($this->sEncoding)) > 0)
-			$sContentHeader .= " charset=".$this->sEncoding;
-		header($sContentHeader);
-		if ($this->bErrorHandler && !empty( $GLOBALS['xajaxErrorHandlerText'] )) {
-			$sErrorResponse = new xajaxResponse();
-			$sErrorResponse->addAlert("** PHP Error Messages: **" . $GLOBALS['xajaxErrorHandlerText']);
-			if ($this->sLogFile) {
-				$fH = @fopen($this->sLogFile, "a");
-				if (!$fH) {
-					$sErrorResponse->addAlert("** Logging Error **\n\nxajax was unable to write to the error log file:\n" . $this->sLogFile);
-				}
-				else {
-					fwrite($fH, "** xajax Error Log - " . strftime("%b %e %Y %I:%M:%S %p") . " **" . $GLOBALS['xajaxErrorHandlerText'] . "\n\n\n");
-					fclose($fH);
-				}
-			}
-
-			$sErrorResponse->loadXML($sResponse);
-			$sResponse = $sErrorResponse->getXML();
-
-		}
-		if ($this->bCleanBuffer) while (@ob_end_clean());
-		print $sResponse;
-		if ($this->bErrorHandler) restore_error_handler();
-
-		if ($this->bExitAllowed)
-			exit();
-	}
-
-	/**
-	 * Prints the xajax Javascript header and wrapper code into your page by
-	 * printing the output of the getJavascript() method. It should only be
-	 * called between the <pre><head> </head></pre> tags in your HTML page.
-	 * Remember, if you only want to obtain the result of this function, use
-	 * {@link xajax::getJavascript()} instead.
-	 *
-	 * <i>Usage:</i>
-	 * <code>
-	 *  <head>
-	 *		...
-	 *		< ?php $xajax->printJavascript(); ? >
-	 * </code>
-	 *
-	 * @param string the relative address of the folder where xajax has been
-	 *               installed. For instance, if your PHP file is
-	 *               "http://www.myserver.com/myfolder/mypage.php"
-	 *               and xajax was installed in
-	 *               "http://www.myserver.com/anotherfolder", then $sJsURI
-	 *               should be set to "../anotherfolder". Defaults to assuming
-	 *               xajax is in the same folder as your PHP file.
-	 * @param string the relative folder/file pair of the xajax Javascript
-	 *               engine located within the xajax installation folder.
-	 *               Defaults to xajax_js/xajax.js.
-	 */
-	function printJavascript($sJsURI="", $sJsFile=NULL)
-	{
-		print $this->getJavascript($sJsURI, $sJsFile);
-	}
-
-	/**
-	 * Returns the xajax Javascript code that should be added to your HTML page
-	 * between the <kbd><head> </head></kbd> tags.
-	 *
-	 * <i>Usage:</i>
-	 * <code>
-	 *  < ?php $xajaxJSHead = $xajax->getJavascript(); ? >
-	 *	<head>
-	 *		...
-	 *		< ?php echo $xajaxJSHead; ? >
-	 * </code>
-	 *
-	 * @param string the relative address of the folder where xajax has been
-	 *               installed. For instance, if your PHP file is
-	 *               "http://www.myserver.com/myfolder/mypage.php"
-	 *               and xajax was installed in
-	 *               "http://www.myserver.com/anotherfolder", then $sJsURI
-	 *               should be set to "../anotherfolder". Defaults to assuming
-	 *               xajax is in the same folder as your PHP file.
-	 * @param string the relative folder/file pair of the xajax Javascript
-	 *               engine located within the xajax installation folder.
-	 *               Defaults to xajax_js/xajax.js.
-	 * @return string
-	 */
-	function getJavascript($sJsURI="", $sJsFile=NULL)
-	{
-		$html = $this->getJavascriptConfig();
-		$html .= $this->getJavascriptInclude($sJsURI, $sJsFile);
-
-		return $html;
-	}
-
-	/**
-	 * Returns a string containing inline Javascript that sets up the xajax
-	 * runtime (typically called internally by xajax from get/printJavascript).
-	 *
-	 * @return string
-	 */
-	function getJavascriptConfig()
-	{
-		$html  = "\t<script type=\"text/javascript\">\n";
-		$html .= "var xajaxRequestUri=\"".$this->sRequestURI."\";\n";
-		$html .= "var xajaxDebug=".($this->bDebug?"true":"false").";\n";
-		$html .= "var xajaxStatusMessages=".($this->bStatusMessages?"true":"false").";\n";
-		$html .= "var xajaxWaitCursor=".($this->bWaitCursor?"true":"false").";\n";
-		$html .= "var xajaxDefinedGet=".XAJAX_GET.";\n";
-		$html .= "var xajaxDefinedPost=".XAJAX_POST.";\n";
-		$html .= "var xajaxLoaded=false;\n";
-
-		foreach($this->aFunctions as $sFunction => $bExists) {
-			$html .= $this->_wrap($sFunction,$this->aFunctionRequestTypes[$sFunction]);
-		}
-
-		$html .= "\t</script>\n";
-		return $html;
-	}
-
-	/**
-	 * Returns a string containing a Javascript include of the xajax.js file
-	 * along with a check to see if the file loaded after six seconds
-	 * (typically called internally by xajax from get/printJavascript).
-	 *
-	 * @param string the relative address of the folder where xajax has been
-	 *               installed. For instance, if your PHP file is
-	 *               "http://www.myserver.com/myfolder/mypage.php"
-	 *               and xajax was installed in
-	 *               "http://www.myserver.com/anotherfolder", then $sJsURI
-	 *               should be set to "../anotherfolder". Defaults to assuming
-	 *               xajax is in the same folder as your PHP file.
-	 * @param string the relative folder/file pair of the xajax Javascript
-	 *               engine located within the xajax installation folder.
-	 *               Defaults to xajax_js/xajax.js.
-	 * @return string
-	 */
-	function getJavascriptInclude($sJsURI="", $sJsFile=NULL)
-	{
-		if ($sJsFile == NULL) $sJsFile = "xajax_js/xajax.js";
-
-		if ($sJsURI != "" && substr($sJsURI, -1) != "/") $sJsURI .= "/";
-
-		$html = "\t<script type=\"text/javascript\" src=\"" . $sJsURI . $sJsFile . "\"></script>\n";
-		$html .= "\t<script type=\"text/javascript\">\n";
-		$html .= "window.setTimeout(function () { if (!xajaxLoaded) { alert('Error: the xajax Javascript file could not be included. Perhaps the URL is incorrect?\\nURL: {$sJsURI}{$sJsFile}'); } }, 6000);\n";
-		$html .= "\t</script>\n";
-		return $html;
-	}
-
-	/**
-	 * This method can be used to create a new xajax.js file out of the
-	 * xajax_uncompressed.js file (which will only happen if xajax.js doesn't
-	 * already exist on the filesystem).
-	 *
-	 * @param string an optional argument containing the full server file path
-	 *               of xajax.js.
-	 */
-	function autoCompressJavascript($sJsFullFilename=NULL)
-	{
-		$sJsFile = "xajax_js/xajax.js";
-
-		if ($sJsFullFilename) {
-			$realJsFile = $sJsFullFilename;
-		}
-		else {
-			$realPath = realpath(dirname(__FILE__));
-			$realJsFile = $realPath . "/". $sJsFile;
-		}
-
-		// Create a compressed file if necessary
-		if (!file_exists($realJsFile)) {
-			$srcFile = str_replace(".js", "_uncompressed.js", $realJsFile);
-			if (!file_exists($srcFile)) {
-				trigger_error("The xajax uncompressed Javascript file could not be found in the <b>" . dirname($realJsFile) . "</b> folder. Error ", E_USER_ERROR);
-			}
-			require(dirname(__FILE__)."/xajaxCompress.php");
-			$javaScript = implode('', file($srcFile));
-			$compressedScript = xajaxCompressJavascript($javaScript);
-			$fH = @fopen($realJsFile, "w");
-			if (!$fH) {
-				trigger_error("The xajax compressed javascript file could not be written in the <b>" . dirname($realJsFile) . "</b> folder. Error ", E_USER_ERROR);
-			}
-			else {
-				fwrite($fH, $compressedScript);
-				fclose($fH);
-			}
-		}
-	}
-
-	/**
-	 * Returns the current URL based upon the SERVER vars.
-	 *
-	 * @access private
-	 * @return string
-	 */
-	function _detectURI() {
-		$aURL = array();
-
-		// Try to get the request URL
-		if (!empty($_SERVER['REQUEST_URI'])) {
-			$aURL = parse_url($_SERVER['REQUEST_URI']);
-		}
-
-		// Fill in the empty values
-		if (empty($aURL['scheme'])) {
-			if (!empty($_SERVER['HTTP_SCHEME'])) {
-				$aURL['scheme'] = $_SERVER['HTTP_SCHEME'];
-			} else {
-				$aURL['scheme'] = (!empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) != 'off') ? 'https' : 'http';
-			}
-		}
-
-		if (empty($aURL['host'])) {
-			if (!empty($_SERVER['HTTP_HOST'])) {
-				if (strpos($_SERVER['HTTP_HOST'], ':') > 0) {
-					list($aURL['host'], $aURL['port']) = explode(':', $_SERVER['HTTP_HOST']);
-				} else {
-					$aURL['host'] = $_SERVER['HTTP_HOST'];
-				}
-			} else if (!empty($_SERVER['SERVER_NAME'])) {
-				$aURL['host'] = $_SERVER['SERVER_NAME'];
-			} else {
-				print "xajax Error: xajax failed to automatically identify your Request URI.";
-				print "Please set the Request URI explicitly when you instantiate the xajax object.";
-				exit();
-			}
-		}
-
-		if (empty($aURL['port']) && !empty($_SERVER['SERVER_PORT'])) {
-			$aURL['port'] = $_SERVER['SERVER_PORT'];
-		}
-
-		if (empty($aURL['path'])) {
-			if (!empty($_SERVER['PATH_INFO'])) {
-				$sPath = parse_url($_SERVER['PATH_INFO']);
-			} else {
-				$sPath = parse_url(api_get_self());
-			}
-			$aURL['path'] = $sPath['path'];
-			unset($sPath);
-		}
-
-		if (!empty($aURL['query'])) {
-			$aURL['query'] = '?'.$aURL['query'];
-		}
-
-		// Build the URL: Start with scheme, user and pass
-		$sURL = $aURL['scheme'].'://';
-		if (!empty($aURL['user'])) {
-			$sURL.= $aURL['user'];
-			if (!empty($aURL['pass'])) {
-				$sURL.= ':'.$aURL['pass'];
-			}
-			$sURL.= '@';
-		}
-
-		// Add the host
-		$sURL.= $aURL['host'];
-
-		// Add the port if needed
-		if (!empty($aURL['port']) && (($aURL['scheme'] == 'http' && $aURL['port'] != 80) || ($aURL['scheme'] == 'https' && $aURL['port'] != 443))) {
-			$sURL.= ':'.$aURL['port'];
-		}
-
-		// Add the path and the query string
-		$sURL.= $aURL['path'].@$aURL['query'];
-
-		// Clean up
-		unset($aURL);
-		return $sURL;
-	}
-
-	/**
-	 * Returns true if the function name is associated with an object callback,
-	 * false if not.
-	 *
-	 * @param string the name of the function
-	 * @access private
-	 * @return boolean
-	 */
-	function _isObjectCallback($sFunction)
-	{
-		if (array_key_exists($sFunction, $this->aObjects)) return true;
-		return false;
-	}
-
-	/**
-	 * Returns true if the function or object callback can be called, false if
-	 * not.
-	 *
-	 * @param string the name of the function
-	 * @access private
-	 * @return boolean
-	 */
-	function _isFunctionCallable($sFunction)
-	{
-		if ($this->_isObjectCallback($sFunction)) {
-			if (is_object($this->aObjects[$sFunction][0])) {
-				return method_exists($this->aObjects[$sFunction][0], $this->aObjects[$sFunction][1]);
-			}
-			else {
-				return is_callable($this->aObjects[$sFunction]);
-			}
-		}
-		else {
-			return function_exists($sFunction);
-		}
-	}
-
-	/**
-	 * Calls the function, class method, or object method with the supplied
-	 * arguments.
-	 *
-	 * @param string the name of the function
-	 * @param array  arguments to pass to the function
-	 * @access private
-	 * @return mixed the output of the called function or method
-	 */
-	function _callFunction($sFunction, $aArgs)
-	{
-		if ($this->_isObjectCallback($sFunction)) {
-			$mReturn = call_user_func_array($this->aObjects[$sFunction], $aArgs);
-		}
-		else {
-			$mReturn = call_user_func_array($sFunction, $aArgs);
-		}
-		return $mReturn;
-	}
-
-	/**
-	 * Generates the Javascript wrapper for the specified PHP function.
-	 *
-	 * @param string the name of the function
-	 * @param mixed  the request type
-	 * @access private
-	 * @return string
-	 */
-	function _wrap($sFunction,$sRequestType=XAJAX_POST)
-	{
-		$js = "function ".$this->sWrapperPrefix."$sFunction(){return xajax.call(\"$sFunction\", arguments, ".$sRequestType.");}\n";
-		return $js;
-	}
-
-	/**
-	 * Takes a string containing xajax xjxobj XML or xjxquery XML and builds an
-	 * array representation of it to pass as an argument to the PHP function
-	 * being called.
-	 *
-	 * @param string the root tag of the XML
-	 * @param string XML to convert
-	 * @access private
-	 * @return array
-	 */
-	function _xmlToArray($rootTag, $sXml)
-	{
-		$aArray = array();
-		$sXml = str_replace("<$rootTag>","<$rootTag>|~|",$sXml);
-		$sXml = str_replace("</$rootTag>","</$rootTag>|~|",$sXml);
-		$sXml = str_replace("<e>","<e>|~|",$sXml);
-		$sXml = str_replace("</e>","</e>|~|",$sXml);
-		$sXml = str_replace("<k>","<k>|~|",$sXml);
-		$sXml = str_replace("</k>","|~|</k>|~|",$sXml);
-		$sXml = str_replace("<v>","<v>|~|",$sXml);
-		$sXml = str_replace("</v>","|~|</v>|~|",$sXml);
-		$sXml = str_replace("<q>","<q>|~|",$sXml);
-		$sXml = str_replace("</q>","|~|</q>|~|",$sXml);
-
-		$this->aObjArray = explode("|~|",$sXml);
-
-		$this->iPos = 0;
-		$aArray = $this->_parseObjXml($rootTag);
-
-		return $aArray;
-	}
-
-	/**
-	 * A recursive function that generates an array from the contents of
-	 * $this->aObjArray.
-	 *
-	 * @param string the root tag of the XML
-	 * @access private
-	 * @return array
-	 */
-	function _parseObjXml($rootTag)
-	{
-		$aArray = array();
-
-		if ($rootTag == "xjxobj")
-		{
-			while(!stristr($this->aObjArray[$this->iPos],"</xjxobj>"))
-			{
-				$this->iPos++;
-				if(stristr($this->aObjArray[$this->iPos],"<e>"))
-				{
-					$key = "";
-					$value = null;
-
-					$this->iPos++;
-					while(!stristr($this->aObjArray[$this->iPos],"</e>"))
-					{
-						if(stristr($this->aObjArray[$this->iPos],"<k>"))
-						{
-							$this->iPos++;
-							while(!stristr($this->aObjArray[$this->iPos],"</k>"))
-							{
-								$key .= $this->aObjArray[$this->iPos];
-								$this->iPos++;
-							}
-						}
-						if(stristr($this->aObjArray[$this->iPos],"<v>"))
-						{
-							$this->iPos++;
-							while(!stristr($this->aObjArray[$this->iPos],"</v>"))
-							{
-								if(stristr($this->aObjArray[$this->iPos],"<xjxobj>"))
-								{
-									$value = $this->_parseObjXml("xjxobj");
-									$this->iPos++;
-								}
-								else
-								{
-									$value .= $this->aObjArray[$this->iPos];
-									if ($this->bDecodeUTF8Input)
-									{
-										$value = $this->_decodeUTF8Data($value);
-									}
-								}
-								$this->iPos++;
-							}
-						}
-						$this->iPos++;
-					}
-
-					$aArray[$key]=$value;
-				}
-			}
-		}
-
-		if ($rootTag == "xjxquery")
-		{
-			$sQuery = "";
-			$this->iPos++;
-			while(!stristr($this->aObjArray[$this->iPos],"</xjxquery>"))
-			{
-				if (stristr($this->aObjArray[$this->iPos],"<q>") || stristr($this->aObjArray[$this->iPos],"</q>"))
-				{
-					$this->iPos++;
-					continue;
-				}
-				$sQuery	.= $this->aObjArray[$this->iPos];
-				$this->iPos++;
-			}
-
-			parse_str($sQuery, $aArray);
-			if ($this->bDecodeUTF8Input)
-			{
-				foreach($aArray as $key => $value)
-				{
-					$aArray[$key] = $this->_decodeUTF8Data($value);
-				}
-			}
-			// If magic quotes is on, then we need to strip the slashes from the
-			// array values because of the parse_str pass which adds slashes
-			if (get_magic_quotes_gpc() == 1) {
-				$newArray = array();
-				foreach ($aArray as $sKey => $sValue) {
-					if (is_string($sValue))
-						$newArray[$sKey] = stripslashes($sValue);
-					else
-						$newArray[$sKey] = $sValue;
-				}
-				$aArray = $newArray;
-			}
-		}
-
-		return $aArray;
-	}
-
-	/**
-	 * Decodes string data from UTF-8 to the current xajax encoding.
-	 *
-	 * @param string data to convert
-	 * @access private
-	 * @return string converted data
-	 */
-	function _decodeUTF8Data($sData)
-	{
-		$sValue = $sData;
-		if ($this->bDecodeUTF8Input)
-		{
-			$sFuncToUse = NULL;
-
-			// An adaptation for the Dokeos LMS, 22-AUG-2009.
-			if (function_exists('api_convert_encoding'))
-			{
-				$sFuncToUse = "api_convert_encoding";
-			}
-			//if (function_exists('iconv'))
-			elseif (function_exists('iconv'))
-			//
-			{
-				$sFuncToUse = "iconv";
-			}
-			else if (function_exists('mb_convert_encoding'))
-			{
-				$sFuncToUse = "mb_convert_encoding";
-			}
-			else if ($this->sEncoding == "ISO-8859-1")
-			{
-				$sFuncToUse = "utf8_decode";
-			}
-			else
-			{
-				trigger_error("The incoming xajax data could not be converted from UTF-8", E_USER_NOTICE);
-			}
-
-			if ($sFuncToUse)
-			{
-				if (is_string($sValue))
-				{
-					if ($sFuncToUse == "iconv")
-					{
-						$sValue = iconv("UTF-8", $this->sEncoding.'//TRANSLIT', $sValue);
-					}
-					else if ($sFuncToUse == "mb_convert_encoding")
-					{
-						$sValue = mb_convert_encoding($sValue, $this->sEncoding, "UTF-8");
-					}
-					// Added code, an adaptation for the Dokeos LMS, 22-AUG-2009.
-					else if ($sFuncToUse == "api_convert_encoding")
-					{
-						$sValue = api_convert_encoding($sValue, $this->sEncoding, "UTF-8");
-					}
-					//
-					else
-					{
-						$sValue = utf8_decode($sValue);
-					}
-				}
-			}
-		}
-		return $sValue;
-	}
+    /**
+     * @var array Array of PHP functions that will be callable through javascript wrappers
+     */
+    var $aFunctions;
+    /**
+     * @var array Array of object callbacks that will allow Javascript to call PHP methods (key=function name)
+     */
+    var $aObjects;
+    /**
+     * @var array Array of RequestTypes to be used with each function (key=function name)
+     */
+    var $aFunctionRequestTypes;
+    /**
+     * @var array Array of Include Files for any external functions (key=function name)
+     */
+    var $aFunctionIncludeFiles;
+    /**
+     * @var string Name of the PHP function to call if no callable function was found
+     */
+    var $sCatchAllFunction;
+    /**
+     * @var string Name of the PHP function to call before any other function
+     */
+    var $sPreFunction;
+    /**
+     * @var string The URI for making requests to the xajax object
+     */
+    var $sRequestURI;
+    /**
+     * @var string The prefix to prepend to the javascript wraper function name
+     */
+    var $sWrapperPrefix;
+    /**
+     * @var boolean Show debug messages (default false)
+     */
+    var $bDebug;
+    /**
+     * @var boolean Show messages in the client browser's status bar (default false)
+     */
+    var $bStatusMessages;
+    /**
+     * @var boolean Allow xajax to exit after processing a request (default true)
+     */
+    var $bExitAllowed;
+    /**
+     * @var boolean Use wait cursor in browser (default true)
+     */
+    var $bWaitCursor;
+    /**
+     * @var boolean Use an special xajax error handler so the errors are sent to the browser properly (default false)
+     */
+    var $bErrorHandler;
+    /**
+     * @var string Specify what, if any, file xajax should log errors to (and more information in a future release)
+     */
+    var $sLogFile;
+    /**
+     * @var boolean Clean all output buffers before outputting response (default false)
+     */
+    var $bCleanBuffer;
+    /**
+     * @var string String containing the character encoding used
+     */
+    var $sEncoding;
+    /**
+     * @var boolean Decode input request args from UTF-8 (default false)
+     */
+    var $bDecodeUTF8Input;
+    /**
+     * @var boolean Convert special characters to HTML entities (default false)
+     */
+    var $bOutputEntities;
+    /**
+     * @var array Array for parsing complex objects
+     */
+    var $aObjArray;
+    /**
+     * @var integer Position in $aObjArray
+     */
+    var $iPos;
+
+    /**#@-*/
+
+    /**
+     * Constructor. You can set some extra xajax options right away or use
+     * individual methods later to set options.
+     *
+     * @param string  defaults to the current browser URI
+     * @param string  defaults to "xajax_";
+     * @param string  defaults to XAJAX_DEFAULT_CHAR_ENCODING defined above
+     * @param boolean defaults to false
+     */
+    public function __construct($sRequestURI="",$sWrapperPrefix="xajax_",$sEncoding=XAJAX_DEFAULT_CHAR_ENCODING,$bDebug=false)
+    {
+        $this->aFunctions = array();
+        $this->aObjects = array();
+        $this->aFunctionIncludeFiles = array();
+        $this->sRequestURI = $sRequestURI;
+        if ($this->sRequestURI == "")
+            $this->sRequestURI = $this->_detectURI();
+        $this->sWrapperPrefix = $sWrapperPrefix;
+        $this->bDebug = $bDebug;
+        $this->bStatusMessages = false;
+        $this->bWaitCursor = true;
+        $this->bExitAllowed = true;
+        $this->bErrorHandler = false;
+        $this->sLogFile = "";
+        $this->bCleanBuffer = false;
+        $this->setCharEncoding($sEncoding);
+        $this->bDecodeUTF8Input = false;
+        $this->bOutputEntities = false;
+    }
+
+    /**
+     * Sets the URI to which requests will be made.
+     * <i>Usage:</i> <kbd>$xajax->setRequestURI("http://www.xajaxproject.org");</kbd>
+     *
+     * @param string the URI (can be absolute or relative) of the PHP script
+     *               that will be accessed when an xajax request occurs
+     */
+    function setRequestURI($sRequestURI)
+    {
+        $this->sRequestURI = $sRequestURI;
+    }
+
+    /**
+     * Sets the prefix that will be appended to the Javascript wrapper
+     * functions (default is "xajax_").
+     *
+     * @param string
+     */
+    //
+    function setWrapperPrefix($sPrefix)
+    {
+        $this->sWrapperPrefix = $sPrefix;
+    }
+
+    /**
+     * Enables debug messages for xajax.
+     * */
+    function debugOn()
+    {
+        $this->bDebug = true;
+    }
+
+    /**
+     * Disables debug messages for xajax (default behavior).
+     */
+    function debugOff()
+    {
+        $this->bDebug = false;
+    }
+
+    /**
+     * Enables messages in the browser's status bar for xajax.
+     */
+    function statusMessagesOn()
+    {
+        $this->bStatusMessages = true;
+    }
+
+    /**
+     * Disables messages in the browser's status bar for xajax (default behavior).
+     */
+    function statusMessagesOff()
+    {
+        $this->bStatusMessages = false;
+    }
+
+    /**
+     * Enables the wait cursor to be displayed in the browser (default behavior).
+     */
+    function waitCursorOn()
+    {
+        $this->bWaitCursor = true;
+    }
+
+    /**
+     * Disables the wait cursor to be displayed in the browser.
+     */
+    function waitCursorOff()
+    {
+        $this->bWaitCursor = false;
+    }
+
+    /**
+     * Enables xajax to exit immediately after processing a request and
+     * sending the response back to the browser (default behavior).
+     */
+    function exitAllowedOn()
+    {
+        $this->bExitAllowed = true;
+    }
+
+    /**
+     * Disables xajax's default behavior of exiting immediately after
+     * processing a request and sending the response back to the browser.
+     */
+    function exitAllowedOff()
+    {
+        $this->bExitAllowed = false;
+    }
+
+    /**
+     * Turns on xajax's error handling system so that PHP errors that occur
+     * during a request are trapped and pushed to the browser in the form of
+     * a Javascript alert.
+     */
+    function errorHandlerOn()
+    {
+        $this->bErrorHandler = true;
+    }
+
+    /**
+     * Turns off xajax's error handling system (default behavior).
+     */
+    function errorHandlerOff()
+    {
+        $this->bErrorHandler = false;
+    }
+
+    /**
+     * Specifies a log file that will be written to by xajax during a request
+     * (used only by the error handling system at present). If you don't invoke
+     * this method, or you pass in "", then no log file will be written to.
+     * <i>Usage:</i> <kbd>$xajax->setLogFile("/xajax_logs/errors.log");</kbd>
+     */
+    function setLogFile($sFilename)
+    {
+        $this->sLogFile = $sFilename;
+    }
+
+    /**
+     * Causes xajax to clean out all output buffers before outputting a
+     * response (default behavior).
+     */
+    function cleanBufferOn()
+    {
+        $this->bCleanBuffer = true;
+    }
+    /**
+     * Turns off xajax's output buffer cleaning.
+     */
+    function cleanBufferOff()
+    {
+        $this->bCleanBuffer = false;
+    }
+
+    /**
+     * Sets the character encoding for the HTTP output based on
+     * <kbd>$sEncoding</kbd>, which is a string containing the character
+     * encoding to use. You don't need to use this method normally, since the
+     * character encoding for the response gets set automatically based on the
+     * <kbd>XAJAX_DEFAULT_CHAR_ENCODING</kbd> constant.
+     * <i>Usage:</i> <kbd>$xajax->setCharEncoding("utf-8");</kbd>
+     *
+     * @param string the encoding type to use (utf-8, iso-8859-1, etc.)
+     */
+    function setCharEncoding($sEncoding)
+    {
+        $this->sEncoding = $sEncoding;
+    }
+
+    /**
+     * Causes xajax to decode the input request args from UTF-8 to the current
+     * encoding if possible. Either the iconv or mb_string extension must be
+     * present for optimal functionality.
+     */
+    function decodeUTF8InputOn()
+    {
+        $this->bDecodeUTF8Input = true;
+    }
+
+    /**
+     * Turns off decoding the input request args from UTF-8 (default behavior).
+     */
+    function decodeUTF8InputOff()
+    {
+        $this->bDecodeUTF8Input = false;
+    }
+
+    /**
+     * Tells the response object to convert special characters to HTML entities
+     * automatically (only works if the mb_string extension is available).
+     */
+    function outputEntitiesOn()
+    {
+        $this->bOutputEntities = true;
+    }
+
+    /**
+     * Tells the response object to output special characters intact. (default
+     * behavior).
+     */
+    function outputEntitiesOff()
+    {
+        $this->bOutputEntities = false;
+    }
+
+    /**
+     * Registers a PHP function or method to be callable through xajax in your
+     * Javascript. If you want to register a function, pass in the name of that
+     * function. If you want to register a static class method, pass in an
+     * array like so:
+     * <kbd>array("myFunctionName", "myClass", "myMethod")</kbd>
+     * For an object instance method, use an object variable for the second
+     * array element (and in PHP 4 make sure you put an & before the variable
+     * to pass the object by reference). Note: the function name is what you
+     * call via Javascript, so it can be anything as long as it doesn't
+     * conflict with any other registered function name.
+     *
+     * <i>Usage:</i> <kbd>$xajax->registerFunction("myFunction");</kbd>
+     * or: <kbd>$xajax->registerFunction(array("myFunctionName", &$myObject, "myMethod"));</kbd>
+     *
+     * @param mixed  contains the function name or an object callback array
+     * @param mixed  request type (XAJAX_GET/XAJAX_POST) that should be used
+     *               for this function.  Defaults to XAJAX_POST.
+     */
+    function registerFunction($mFunction,$sRequestType=XAJAX_POST)
+    {
+        if (is_array($mFunction)) {
+            $this->aFunctions[$mFunction[0]] = 1;
+            $this->aFunctionRequestTypes[$mFunction[0]] = $sRequestType;
+            $this->aObjects[$mFunction[0]] = array_slice($mFunction, 1);
+        }
+        else {
+            $this->aFunctions[$mFunction] = 1;
+            $this->aFunctionRequestTypes[$mFunction] = $sRequestType;
+        }
+    }
+
+    /**
+     * Registers a PHP function to be callable through xajax which is located
+     * in some other file.  If the function is requested the external file will
+     * be included to define the function before the function is called.
+     *
+     * <i>Usage:</i> <kbd>$xajax->registerExternalFunction("myFunction","myFunction.inc.php",XAJAX_POST);</kbd>
+     *
+     * @param string contains the function name or an object callback array
+     *               ({@link xajax::registerFunction() see registerFunction} for
+     *               more info on object callback arrays)
+     * @param string contains the path and filename of the include file
+     * @param mixed  the RequestType (XAJAX_GET/XAJAX_POST) that should be used
+     *		          for this function. Defaults to XAJAX_POST.
+     */
+    function registerExternalFunction($mFunction,$sIncludeFile,$sRequestType=XAJAX_POST)
+    {
+        $this->registerFunction($mFunction, $sRequestType);
+
+        if (is_array($mFunction)) {
+            $this->aFunctionIncludeFiles[$mFunction[0]] = $sIncludeFile;
+        }
+        else {
+            $this->aFunctionIncludeFiles[$mFunction] = $sIncludeFile;
+        }
+    }
+
+    /**
+     * Registers a PHP function to be called when xajax cannot find the
+     * function being called via Javascript. Because this is technically
+     * impossible when using "wrapped" functions, the catch-all feature is
+     * only useful when you're directly using the xajax.call() Javascript
+     * method. Use the catch-all feature when you want more dynamic ability to
+     * intercept unknown calls and handle them in a custom way.
+     *
+     * <i>Usage:</i> <kbd>$xajax->registerCatchAllFunction("myCatchAllFunction");</kbd>
+     *
+     * @param string contains the function name or an object callback array
+     *               ({@link xajax::registerFunction() see registerFunction} for
+     *               more info on object callback arrays)
+     */
+    function registerCatchAllFunction($mFunction)
+    {
+        if (is_array($mFunction)) {
+            $this->sCatchAllFunction = $mFunction[0];
+            $this->aObjects[$mFunction[0]] = array_slice($mFunction, 1);
+        }
+        else {
+            $this->sCatchAllFunction = $mFunction;
+        }
+    }
+
+    /**
+     * Registers a PHP function to be called before xajax calls the requested
+     * function. xajax will automatically add the request function's response
+     * to the pre-function's response to create a single response. Another
+     * feature is the ability to return not just a response, but an array with
+     * the first element being false (a boolean) and the second being the
+     * response. In this case, the pre-function's response will be returned to
+     * the browser without xajax calling the requested function.
+     *
+     * <i>Usage:</i> <kbd>$xajax->registerPreFunction("myPreFunction");</kbd>
+     *
+     * @param string contains the function name or an object callback array
+     *               ({@link xajax::registerFunction() see registerFunction} for
+     *               more info on object callback arrays)
+     */
+    function registerPreFunction($mFunction)
+    {
+        if (is_array($mFunction)) {
+            $this->sPreFunction = $mFunction[0];
+            $this->aObjects[$mFunction[0]] = array_slice($mFunction, 1);
+        }
+        else {
+            $this->sPreFunction = $mFunction;
+        }
+    }
+
+    /**
+     * Returns true if xajax can process the request, false if otherwise.
+     * You can use this to determine if xajax needs to process the request or
+     * not.
+     *
+     * @return boolean
+     */
+    function canProcessRequests()
+    {
+        if ($this->getRequestMode() != -1) return true;
+        return false;
+    }
+
+    /**
+     * Returns the current request mode (XAJAX_GET or XAJAX_POST), or -1 if
+     * there is none.
+     *
+     * @return mixed
+     */
+    function getRequestMode()
+    {
+        if (!empty($_GET["xajax"]))
+            return XAJAX_GET;
+
+        if (!empty($_POST["xajax"]))
+            return XAJAX_POST;
+
+        return -1;
+    }
+
+    /**
+     * This is the main communications engine of xajax. The engine handles all
+     * incoming xajax requests, calls the apporiate PHP functions (or
+     * class/object methods) and passes the XML responses back to the
+     * Javascript response handler. If your RequestURI is the same as your Web
+     * page then this function should be called before any headers or HTML has
+     * been sent.
+     */
+    function processRequests()
+    {
+
+        $requestMode = -1;
+        $sFunctionName = "";
+        $bFoundFunction = true;
+        $bFunctionIsCatchAll = false;
+        $sFunctionNameForSpecial = "";
+        $aArgs = array();
+        $sPreResponse = "";
+        $bEndRequest = false;
+        $sResponse = "";
+
+        $requestMode = $this->getRequestMode();
+        if ($requestMode == -1) return;
+
+        if ($requestMode == XAJAX_POST)
+        {
+            $sFunctionName = $_POST["xajax"];
+
+            if (!empty($_POST["xajaxargs"]))
+                $aArgs = $_POST["xajaxargs"];
+        }
+        else
+        {
+            header ("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
+            header ("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
+            header ("Cache-Control: no-cache, must-revalidate");
+            header ("Pragma: no-cache");
+
+            $sFunctionName = $_GET["xajax"];
+
+            if (!empty($_GET["xajaxargs"]))
+                $aArgs = $_GET["xajaxargs"];
+        }
+
+        // Use xajax error handler if necessary
+        if ($this->bErrorHandler) {
+            $GLOBALS['xajaxErrorHandlerText'] = "";
+            set_error_handler("xajaxErrorHandler");
+        }
+
+        if ($this->sPreFunction) {
+            if (!$this->_isFunctionCallable($this->sPreFunction)) {
+                $bFoundFunction = false;
+                $objResponse = new xajaxResponse();
+                $objResponse->addAlert("Unknown Pre-Function ". $this->sPreFunction);
+                $sResponse = $objResponse->getXML();
+            }
+        }
+        //include any external dependencies associated with this function name
+        if (array_key_exists($sFunctionName,$this->aFunctionIncludeFiles))
+        {
+            ob_start();
+            include_once($this->aFunctionIncludeFiles[$sFunctionName]);
+            ob_end_clean();
+        }
+
+        if ($bFoundFunction) {
+            $sFunctionNameForSpecial = $sFunctionName;
+            if (!array_key_exists($sFunctionName, $this->aFunctions))
+            {
+                if ($this->sCatchAllFunction) {
+                    $sFunctionName = $this->sCatchAllFunction;
+                    $bFunctionIsCatchAll = true;
+                }
+                else {
+                    $bFoundFunction = false;
+                    $objResponse = new xajaxResponse();
+                    $objResponse->addAlert("Unknown Function $sFunctionName.");
+                    $sResponse = $objResponse->getXML();
+                }
+            }
+            else if ($this->aFunctionRequestTypes[$sFunctionName] != $requestMode)
+            {
+                $bFoundFunction = false;
+                $objResponse = new xajaxResponse();
+                $objResponse->addAlert("Incorrect Request Type.");
+                $sResponse = $objResponse->getXML();
+            }
+        }
+
+        if ($bFoundFunction)
+        {
+            for ($i = 0; $i < sizeof($aArgs); $i++)
+            {
+                // If magic quotes is on, then we need to strip the slashes from the args
+                if (get_magic_quotes_gpc() == 1 && is_string($aArgs[$i])) {
+
+                    $aArgs[$i] = stripslashes($aArgs[$i]);
+                }
+                if (stristr($aArgs[$i],"<xjxobj>") != false)
+                {
+                    $aArgs[$i] = $this->_xmlToArray("xjxobj",$aArgs[$i]);
+                }
+                else if (stristr($aArgs[$i],"<xjxquery>") != false)
+                {
+                    $aArgs[$i] = $this->_xmlToArray("xjxquery",$aArgs[$i]);
+                }
+                else if ($this->bDecodeUTF8Input)
+                {
+                    $aArgs[$i] = $this->_decodeUTF8Data($aArgs[$i]);
+                }
+            }
+
+            if ($this->sPreFunction) {
+                $mPreResponse = $this->_callFunction($this->sPreFunction, array($sFunctionNameForSpecial, $aArgs));
+                if (is_array($mPreResponse) && $mPreResponse[0] === false) {
+                    $bEndRequest = true;
+                    $sPreResponse = $mPreResponse[1];
+                }
+                else {
+                    $sPreResponse = $mPreResponse;
+                }
+                if (is_a($sPreResponse, "xajaxResponse")) {
+                    $sPreResponse = $sPreResponse->getXML();
+                }
+                if ($bEndRequest) $sResponse = $sPreResponse;
+            }
+
+            if (!$bEndRequest) {
+                if (!$this->_isFunctionCallable($sFunctionName)) {
+                    $objResponse = new xajaxResponse();
+                    $objResponse->addAlert("The Registered Function $sFunctionName Could Not Be Found.");
+                    $sResponse = $objResponse->getXML();
+                }
+                else {
+                    if ($bFunctionIsCatchAll) {
+                        $aArgs = array($sFunctionNameForSpecial, $aArgs);
+                    }
+                    $sResponse = $this->_callFunction($sFunctionName, $aArgs);
+                }
+                if (is_a($sResponse, "xajaxResponse")) {
+                    $sResponse = $sResponse->getXML();
+                }
+                if (!is_string($sResponse) || strpos($sResponse, "<xjx>") === FALSE) {
+                    $objResponse = new xajaxResponse();
+                    $objResponse->addAlert("No XML Response Was Returned By Function $sFunctionName.");
+                    $sResponse = $objResponse->getXML();
+                }
+                else if ($sPreResponse != "") {
+                    $sNewResponse = new xajaxResponse($this->sEncoding, $this->bOutputEntities);
+                    $sNewResponse->loadXML($sPreResponse);
+                    $sNewResponse->loadXML($sResponse);
+                    $sResponse = $sNewResponse->getXML();
+                }
+            }
+        }
+
+        $sContentHeader = "Content-type: text/xml;";
+        if ($this->sEncoding && strlen(trim($this->sEncoding)) > 0)
+            $sContentHeader .= " charset=".$this->sEncoding;
+        header($sContentHeader);
+        if ($this->bErrorHandler && !empty( $GLOBALS['xajaxErrorHandlerText'] )) {
+            $sErrorResponse = new xajaxResponse();
+            $sErrorResponse->addAlert("** PHP Error Messages: **" . $GLOBALS['xajaxErrorHandlerText']);
+            if ($this->sLogFile) {
+                $fH = @fopen($this->sLogFile, "a");
+                if (!$fH) {
+                    $sErrorResponse->addAlert("** Logging Error **\n\nxajax was unable to write to the error log file:\n" . $this->sLogFile);
+                }
+                else {
+                    fwrite($fH, "** xajax Error Log - " . strftime("%b %e %Y %I:%M:%S %p") . " **" . $GLOBALS['xajaxErrorHandlerText'] . "\n\n\n");
+                    fclose($fH);
+                }
+            }
+
+            $sErrorResponse->loadXML($sResponse);
+            $sResponse = $sErrorResponse->getXML();
+
+        }
+        if ($this->bCleanBuffer) while (@ob_end_clean());
+        print $sResponse;
+        if ($this->bErrorHandler) restore_error_handler();
+
+        if ($this->bExitAllowed)
+            exit();
+    }
+
+    /**
+     * Prints the xajax Javascript header and wrapper code into your page by
+     * printing the output of the getJavascript() method. It should only be
+     * called between the <pre><head> </head></pre> tags in your HTML page.
+     * Remember, if you only want to obtain the result of this function, use
+     * {@link xajax::getJavascript()} instead.
+     *
+     * <i>Usage:</i>
+     * <code>
+     *  <head>
+     *		...
+     *		< ?php $xajax->printJavascript(); ? >
+     * </code>
+     *
+     * @param string the relative address of the folder where xajax has been
+     *               installed. For instance, if your PHP file is
+     *               "http://www.myserver.com/myfolder/mypage.php"
+     *               and xajax was installed in
+     *               "http://www.myserver.com/anotherfolder", then $sJsURI
+     *               should be set to "../anotherfolder". Defaults to assuming
+     *               xajax is in the same folder as your PHP file.
+     * @param string the relative folder/file pair of the xajax Javascript
+     *               engine located within the xajax installation folder.
+     *               Defaults to xajax_js/xajax.js.
+     */
+    function printJavascript($sJsURI="", $sJsFile=NULL)
+    {
+        print $this->getJavascript($sJsURI, $sJsFile);
+    }
+
+    /**
+     * Returns the xajax Javascript code that should be added to your HTML page
+     * between the <kbd><head> </head></kbd> tags.
+     *
+     * <i>Usage:</i>
+     * <code>
+     *  < ?php $xajaxJSHead = $xajax->getJavascript(); ? >
+     *	<head>
+     *		...
+     *		< ?php echo $xajaxJSHead; ? >
+     * </code>
+     *
+     * @param string the relative address of the folder where xajax has been
+     *               installed. For instance, if your PHP file is
+     *               "http://www.myserver.com/myfolder/mypage.php"
+     *               and xajax was installed in
+     *               "http://www.myserver.com/anotherfolder", then $sJsURI
+     *               should be set to "../anotherfolder". Defaults to assuming
+     *               xajax is in the same folder as your PHP file.
+     * @param string the relative folder/file pair of the xajax Javascript
+     *               engine located within the xajax installation folder.
+     *               Defaults to xajax_js/xajax.js.
+     * @return string
+     */
+    function getJavascript($sJsURI="", $sJsFile=NULL)
+    {
+        $html = $this->getJavascriptConfig();
+        $html .= $this->getJavascriptInclude($sJsURI, $sJsFile);
+
+        return $html;
+    }
+
+    /**
+     * Returns a string containing inline Javascript that sets up the xajax
+     * runtime (typically called internally by xajax from get/printJavascript).
+     *
+     * @return string
+     */
+    function getJavascriptConfig()
+    {
+        $html  = "\t<script type=\"text/javascript\">\n";
+        $html .= "var xajaxRequestUri=\"".$this->sRequestURI."\";\n";
+        $html .= "var xajaxDebug=".($this->bDebug?"true":"false").";\n";
+        $html .= "var xajaxStatusMessages=".($this->bStatusMessages?"true":"false").";\n";
+        $html .= "var xajaxWaitCursor=".($this->bWaitCursor?"true":"false").";\n";
+        $html .= "var xajaxDefinedGet=".XAJAX_GET.";\n";
+        $html .= "var xajaxDefinedPost=".XAJAX_POST.";\n";
+        $html .= "var xajaxLoaded=false;\n";
+
+        foreach($this->aFunctions as $sFunction => $bExists) {
+            $html .= $this->_wrap($sFunction,$this->aFunctionRequestTypes[$sFunction]);
+        }
+
+        $html .= "\t</script>\n";
+        return $html;
+    }
+
+    /**
+     * Returns a string containing a Javascript include of the xajax.js file
+     * along with a check to see if the file loaded after six seconds
+     * (typically called internally by xajax from get/printJavascript).
+     *
+     * @param string the relative address of the folder where xajax has been
+     *               installed. For instance, if your PHP file is
+     *               "http://www.myserver.com/myfolder/mypage.php"
+     *               and xajax was installed in
+     *               "http://www.myserver.com/anotherfolder", then $sJsURI
+     *               should be set to "../anotherfolder". Defaults to assuming
+     *               xajax is in the same folder as your PHP file.
+     * @param string the relative folder/file pair of the xajax Javascript
+     *               engine located within the xajax installation folder.
+     *               Defaults to xajax_js/xajax.js.
+     * @return string
+     */
+    function getJavascriptInclude($sJsURI="", $sJsFile=NULL)
+    {
+        if ($sJsFile == NULL) $sJsFile = "xajax_js/xajax.js";
+
+        if ($sJsURI != "" && substr($sJsURI, -1) != "/") $sJsURI .= "/";
+
+        $html = "\t<script type=\"text/javascript\" src=\"" . $sJsURI . $sJsFile . "\"></script>\n";
+        $html .= "\t<script type=\"text/javascript\">\n";
+        $html .= "window.setTimeout(function () { if (!xajaxLoaded) { alert('Error: the xajax Javascript file could not be included. Perhaps the URL is incorrect?\\nURL: {$sJsURI}{$sJsFile}'); } }, 6000);\n";
+        $html .= "\t</script>\n";
+        return $html;
+    }
+
+    /**
+     * This method can be used to create a new xajax.js file out of the
+     * xajax_uncompressed.js file (which will only happen if xajax.js doesn't
+     * already exist on the filesystem).
+     *
+     * @param string an optional argument containing the full server file path
+     *               of xajax.js.
+     */
+    function autoCompressJavascript($sJsFullFilename=NULL)
+    {
+        $sJsFile = "xajax_js/xajax.js";
+
+        if ($sJsFullFilename) {
+            $realJsFile = $sJsFullFilename;
+        }
+        else {
+            $realPath = realpath(dirname(__FILE__));
+            $realJsFile = $realPath . "/". $sJsFile;
+        }
+
+        // Create a compressed file if necessary
+        if (!file_exists($realJsFile)) {
+            $srcFile = str_replace(".js", "_uncompressed.js", $realJsFile);
+            if (!file_exists($srcFile)) {
+                trigger_error("The xajax uncompressed Javascript file could not be found in the <b>" . dirname($realJsFile) . "</b> folder. Error ", E_USER_ERROR);
+            }
+            require(dirname(__FILE__)."/xajaxCompress.php");
+            $javaScript = implode('', file($srcFile));
+            $compressedScript = xajaxCompressJavascript($javaScript);
+            $fH = @fopen($realJsFile, "w");
+            if (!$fH) {
+                trigger_error("The xajax compressed javascript file could not be written in the <b>" . dirname($realJsFile) . "</b> folder. Error ", E_USER_ERROR);
+            }
+            else {
+                fwrite($fH, $compressedScript);
+                fclose($fH);
+            }
+        }
+    }
+
+    /**
+     * Returns the current URL based upon the SERVER vars.
+     *
+     * @access private
+     * @return string
+     */
+    function _detectURI() {
+        $aURL = array();
+
+        // Try to get the request URL
+        if (!empty($_SERVER['REQUEST_URI'])) {
+            $aURL = parse_url($_SERVER['REQUEST_URI']);
+        }
+
+        // Fill in the empty values
+        if (empty($aURL['scheme'])) {
+            if (!empty($_SERVER['HTTP_SCHEME'])) {
+                $aURL['scheme'] = $_SERVER['HTTP_SCHEME'];
+            } else {
+                $aURL['scheme'] = (!empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) != 'off') ? 'https' : 'http';
+            }
+        }
+
+        if (empty($aURL['host'])) {
+            if (!empty($_SERVER['HTTP_HOST'])) {
+                if (strpos($_SERVER['HTTP_HOST'], ':') > 0) {
+                    list($aURL['host'], $aURL['port']) = explode(':', $_SERVER['HTTP_HOST']);
+                } else {
+                    $aURL['host'] = $_SERVER['HTTP_HOST'];
+                }
+            } else if (!empty($_SERVER['SERVER_NAME'])) {
+                $aURL['host'] = $_SERVER['SERVER_NAME'];
+            } else {
+                print "xajax Error: xajax failed to automatically identify your Request URI.";
+                print "Please set the Request URI explicitly when you instantiate the xajax object.";
+                exit();
+            }
+        }
+
+        if (empty($aURL['port']) && !empty($_SERVER['SERVER_PORT'])) {
+            $aURL['port'] = $_SERVER['SERVER_PORT'];
+        }
+
+        if (empty($aURL['path'])) {
+            if (!empty($_SERVER['PATH_INFO'])) {
+                $sPath = parse_url($_SERVER['PATH_INFO']);
+            } else {
+                $sPath = parse_url(api_get_self());
+            }
+            $aURL['path'] = $sPath['path'];
+            unset($sPath);
+        }
+
+        if (!empty($aURL['query'])) {
+            $aURL['query'] = '?'.$aURL['query'];
+        }
+
+        // Build the URL: Start with scheme, user and pass
+        $sURL = $aURL['scheme'].'://';
+        if (!empty($aURL['user'])) {
+            $sURL.= $aURL['user'];
+            if (!empty($aURL['pass'])) {
+                $sURL.= ':'.$aURL['pass'];
+            }
+            $sURL.= '@';
+        }
+
+        // Add the host
+        $sURL.= $aURL['host'];
+
+        // Add the port if needed
+        if (!empty($aURL['port']) && (($aURL['scheme'] == 'http' && $aURL['port'] != 80) || ($aURL['scheme'] == 'https' && $aURL['port'] != 443))) {
+            $sURL.= ':'.$aURL['port'];
+        }
+
+        // Add the path and the query string
+        $sURL.= $aURL['path'].@$aURL['query'];
+
+        // Clean up
+        unset($aURL);
+        return $sURL;
+    }
+
+    /**
+     * Returns true if the function name is associated with an object callback,
+     * false if not.
+     *
+     * @param string the name of the function
+     * @access private
+     * @return boolean
+     */
+    function _isObjectCallback($sFunction)
+    {
+        if (array_key_exists($sFunction, $this->aObjects)) return true;
+        return false;
+    }
+
+    /**
+     * Returns true if the function or object callback can be called, false if
+     * not.
+     *
+     * @param string the name of the function
+     * @access private
+     * @return boolean
+     */
+    function _isFunctionCallable($sFunction)
+    {
+        if ($this->_isObjectCallback($sFunction)) {
+            if (is_object($this->aObjects[$sFunction][0])) {
+                return method_exists($this->aObjects[$sFunction][0], $this->aObjects[$sFunction][1]);
+            }
+            else {
+                return is_callable($this->aObjects[$sFunction]);
+            }
+        }
+        else {
+            return function_exists($sFunction);
+        }
+    }
+
+    /**
+     * Calls the function, class method, or object method with the supplied
+     * arguments.
+     *
+     * @param string the name of the function
+     * @param array  arguments to pass to the function
+     * @access private
+     * @return mixed the output of the called function or method
+     */
+    function _callFunction($sFunction, $aArgs)
+    {
+        if ($this->_isObjectCallback($sFunction)) {
+            $mReturn = call_user_func_array($this->aObjects[$sFunction], $aArgs);
+        }
+        else {
+            $mReturn = call_user_func_array($sFunction, $aArgs);
+        }
+        return $mReturn;
+    }
+
+    /**
+     * Generates the Javascript wrapper for the specified PHP function.
+     *
+     * @param string the name of the function
+     * @param mixed  the request type
+     * @access private
+     * @return string
+     */
+    function _wrap($sFunction,$sRequestType=XAJAX_POST)
+    {
+        $js = "function ".$this->sWrapperPrefix."$sFunction(){return xajax.call(\"$sFunction\", arguments, ".$sRequestType.");}\n";
+        return $js;
+    }
+
+    /**
+     * Takes a string containing xajax xjxobj XML or xjxquery XML and builds an
+     * array representation of it to pass as an argument to the PHP function
+     * being called.
+     *
+     * @param string the root tag of the XML
+     * @param string XML to convert
+     * @access private
+     * @return array
+     */
+    function _xmlToArray($rootTag, $sXml)
+    {
+        $aArray = array();
+        $sXml = str_replace("<$rootTag>","<$rootTag>|~|",$sXml);
+        $sXml = str_replace("</$rootTag>","</$rootTag>|~|",$sXml);
+        $sXml = str_replace("<e>","<e>|~|",$sXml);
+        $sXml = str_replace("</e>","</e>|~|",$sXml);
+        $sXml = str_replace("<k>","<k>|~|",$sXml);
+        $sXml = str_replace("</k>","|~|</k>|~|",$sXml);
+        $sXml = str_replace("<v>","<v>|~|",$sXml);
+        $sXml = str_replace("</v>","|~|</v>|~|",$sXml);
+        $sXml = str_replace("<q>","<q>|~|",$sXml);
+        $sXml = str_replace("</q>","|~|</q>|~|",$sXml);
+
+        $this->aObjArray = explode("|~|",$sXml);
+
+        $this->iPos = 0;
+        $aArray = $this->_parseObjXml($rootTag);
+
+        return $aArray;
+    }
+
+    /**
+     * A recursive function that generates an array from the contents of
+     * $this->aObjArray.
+     *
+     * @param string the root tag of the XML
+     * @access private
+     * @return array
+     */
+    function _parseObjXml($rootTag)
+    {
+        $aArray = array();
+
+        if ($rootTag == "xjxobj")
+        {
+            while(!stristr($this->aObjArray[$this->iPos],"</xjxobj>"))
+            {
+                $this->iPos++;
+                if(stristr($this->aObjArray[$this->iPos],"<e>"))
+                {
+                    $key = "";
+                    $value = null;
+
+                    $this->iPos++;
+                    while(!stristr($this->aObjArray[$this->iPos],"</e>"))
+                    {
+                        if(stristr($this->aObjArray[$this->iPos],"<k>"))
+                        {
+                            $this->iPos++;
+                            while(!stristr($this->aObjArray[$this->iPos],"</k>"))
+                            {
+                                $key .= $this->aObjArray[$this->iPos];
+                                $this->iPos++;
+                            }
+                        }
+                        if(stristr($this->aObjArray[$this->iPos],"<v>"))
+                        {
+                            $this->iPos++;
+                            while(!stristr($this->aObjArray[$this->iPos],"</v>"))
+                            {
+                                if(stristr($this->aObjArray[$this->iPos],"<xjxobj>"))
+                                {
+                                    $value = $this->_parseObjXml("xjxobj");
+                                    $this->iPos++;
+                                }
+                                else
+                                {
+                                    $value .= $this->aObjArray[$this->iPos];
+                                    if ($this->bDecodeUTF8Input)
+                                    {
+                                        $value = $this->_decodeUTF8Data($value);
+                                    }
+                                }
+                                $this->iPos++;
+                            }
+                        }
+                        $this->iPos++;
+                    }
+
+                    $aArray[$key]=$value;
+                }
+            }
+        }
+
+        if ($rootTag == "xjxquery")
+        {
+            $sQuery = "";
+            $this->iPos++;
+            while(!stristr($this->aObjArray[$this->iPos],"</xjxquery>"))
+            {
+                if (stristr($this->aObjArray[$this->iPos],"<q>") || stristr($this->aObjArray[$this->iPos],"</q>"))
+                {
+                    $this->iPos++;
+                    continue;
+                }
+                $sQuery	.= $this->aObjArray[$this->iPos];
+                $this->iPos++;
+            }
+
+            parse_str($sQuery, $aArray);
+            if ($this->bDecodeUTF8Input)
+            {
+                foreach($aArray as $key => $value)
+                {
+                    $aArray[$key] = $this->_decodeUTF8Data($value);
+                }
+            }
+            // If magic quotes is on, then we need to strip the slashes from the
+            // array values because of the parse_str pass which adds slashes
+            if (get_magic_quotes_gpc() == 1) {
+                $newArray = array();
+                foreach ($aArray as $sKey => $sValue) {
+                    if (is_string($sValue))
+                        $newArray[$sKey] = stripslashes($sValue);
+                    else
+                        $newArray[$sKey] = $sValue;
+                }
+                $aArray = $newArray;
+            }
+        }
+
+        return $aArray;
+    }
+
+    /**
+     * Decodes string data from UTF-8 to the current xajax encoding.
+     *
+     * @param string data to convert
+     * @access private
+     * @return string converted data
+     */
+    function _decodeUTF8Data($sData)
+    {
+        $sValue = $sData;
+        if ($this->bDecodeUTF8Input)
+        {
+            $sFuncToUse = NULL;
+
+            // An adaptation for the Dokeos LMS, 22-AUG-2009.
+            if (function_exists('api_convert_encoding'))
+            {
+                $sFuncToUse = "api_convert_encoding";
+            }
+            //if (function_exists('iconv'))
+            elseif (function_exists('iconv'))
+            //
+            {
+                $sFuncToUse = "iconv";
+            }
+            else if (function_exists('mb_convert_encoding'))
+            {
+                $sFuncToUse = "mb_convert_encoding";
+            }
+            else if ($this->sEncoding == "ISO-8859-1")
+            {
+                $sFuncToUse = "utf8_decode";
+            }
+            else
+            {
+                trigger_error("The incoming xajax data could not be converted from UTF-8", E_USER_NOTICE);
+            }
+
+            if ($sFuncToUse)
+            {
+                if (is_string($sValue))
+                {
+                    if ($sFuncToUse == "iconv")
+                    {
+                        $sValue = iconv("UTF-8", $this->sEncoding.'//TRANSLIT', $sValue);
+                    }
+                    else if ($sFuncToUse == "mb_convert_encoding")
+                    {
+                        $sValue = mb_convert_encoding($sValue, $this->sEncoding, "UTF-8");
+                    }
+                    // Added code, an adaptation for the Dokeos LMS, 22-AUG-2009.
+                    else if ($sFuncToUse == "api_convert_encoding")
+                    {
+                        $sValue = api_convert_encoding($sValue, $this->sEncoding, "UTF-8");
+                    }
+                    //
+                    else
+                    {
+                        $sValue = utf8_decode($sValue);
+                    }
+                }
+            }
+        }
+        return $sValue;
+    }
 
 }// end class xajax
 
@@ -1220,31 +1220,31 @@ 
  */
 function xajaxErrorHandler($errno, $errstr, $errfile, $errline)
 {
-	$errorReporting = error_reporting();
-	if (($errno & $errorReporting) == 0) return;
-
-	if ($errno == E_NOTICE) {
-		$errTypeStr = "NOTICE";
-	}
-	else if ($errno == E_WARNING) {
-		$errTypeStr = "WARNING";
-	}
-	else if ($errno == E_USER_NOTICE) {
-		$errTypeStr = "USER NOTICE";
-	}
-	else if ($errno == E_USER_WARNING) {
-		$errTypeStr = "USER WARNING";
-	}
-	else if ($errno == E_USER_ERROR) {
-		$errTypeStr = "USER FATAL ERROR";
-	}
-	else if ($errno == E_STRICT) {
-		return;
-	}
-	else {
-		$errTypeStr = "UNKNOWN: $errno";
-	}
-	$GLOBALS['xajaxErrorHandlerText'] .= "\n----\n[$errTypeStr] $errstr\nerror in line $errline of file $errfile";
+    $errorReporting = error_reporting();
+    if (($errno & $errorReporting) == 0) return;
+
+    if ($errno == E_NOTICE) {
+        $errTypeStr = "NOTICE";
+    }
+    else if ($errno == E_WARNING) {
+        $errTypeStr = "WARNING";
+    }
+    else if ($errno == E_USER_NOTICE) {
+        $errTypeStr = "USER NOTICE";
+    }
+    else if ($errno == E_USER_WARNING) {
+        $errTypeStr = "USER WARNING";
+    }
+    else if ($errno == E_USER_ERROR) {
+        $errTypeStr = "USER FATAL ERROR";
+    }
+    else if ($errno == E_STRICT) {
+        return;
+    }
+    else {
+        $errTypeStr = "UNKNOWN: $errno";
+    }
+    $GLOBALS['xajaxErrorHandlerText'] .= "\n----\n[$errTypeStr] $errstr\nerror in line $errline of file $errfile";
 }
 
 ?>

main/survey/survey_invite.php

Indentation +93 added lines, -93 removed lines

@@ -18,10 +18,10 @@ 
 $this_section = SECTION_COURSES;
 
 if (!api_is_allowed_to_edit(false, true)) {
-	Display :: display_header(get_lang('ToolSurvey'));
-	Display :: display_error_message(get_lang('NotAllowed'), false);
-	Display :: display_footer();
-	exit;
+    Display :: display_header(get_lang('ToolSurvey'));
+    Display :: display_error_message(get_lang('NotAllowed'), false);
+    Display :: display_footer();
+    exit;
 }
 
 // Database table definitions
@@ -37,15 +37,15 @@ 
 $survey_id = Security::remove_XSS($_GET['survey_id']);
 $survey_data = SurveyManager::get_survey($survey_id);
 if (empty($survey_data)) {
-	Display :: display_header(get_lang('ToolSurvey'));
-	Display :: display_error_message(get_lang('InvallidSurvey'), false);
-	Display :: display_footer();
-	exit;
+    Display :: display_header(get_lang('ToolSurvey'));
+    Display :: display_error_message(get_lang('InvallidSurvey'), false);
+    Display :: display_footer();
+    exit;
 }
 
 $urlname = strip_tags(api_substr(api_html_entity_decode($survey_data['title'], ENT_QUOTES), 0, 40));
 if (api_strlen(strip_tags($survey_data['title'])) > 40) {
-	$urlname .= '...';
+    $urlname .= '...';
 }
 
 // Breadcrumbs
@@ -80,23 +80,23 @@ 
 		WHERE c_id = $course_id AND code='".Database::escape_string($survey_data['code'])."'";
 $result = Database::query($sql);
 if (Database::num_rows($result) > 1) {
-	Display::display_warning_message(get_lang('IdenticalSurveycodeWarning'));
+    Display::display_warning_message(get_lang('IdenticalSurveycodeWarning'));
 }
 
 // Invited / answered message
 if ($survey_data['invited'] > 0 && !isset($_POST['submit'])) {
-	$message  = '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_invitation.php?view=answered&survey_id='.$survey_data['survey_id'].'">'.$survey_data['answered'].'</a> ';
-	$message .= get_lang('HaveAnswered').' ';
-	$message .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_invitation.php?view=invited&survey_id='.$survey_data['survey_id'].'">'.$survey_data['invited'].'</a> ';
-	$message .= get_lang('WereInvited');
-	Display::display_normal_message($message, false);
+    $message  = '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_invitation.php?view=answered&survey_id='.$survey_data['survey_id'].'">'.$survey_data['answered'].'</a> ';
+    $message .= get_lang('HaveAnswered').' ';
+    $message .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_invitation.php?view=invited&survey_id='.$survey_data['survey_id'].'">'.$survey_data['invited'].'</a> ';
+    $message .= get_lang('WereInvited');
+    Display::display_normal_message($message, false);
 }
 
 // Building the form for publishing the survey
 $form = new FormValidator(
-	'publish_form',
-	'post',
-	api_get_self().'?survey_id='.$survey_id.'&'.api_get_cidreq()
+    'publish_form',
+    'post',
+    api_get_self().'?survey_id='.$survey_id.'&'.api_get_cidreq()
 );
 $form->addElement('header', '', $tool_name);
 
@@ -109,7 +109,7 @@ 
 );
 $possible_users = array();
 foreach ($complete_user_list as & $user) {
-	$possible_users[$user['user_id']] = api_get_person_name($user['firstname'], $user['lastname']);
+    $possible_users[$user['user_id']] = api_get_person_name($user['firstname'], $user['lastname']);
 }
 
 
@@ -125,10 +125,10 @@ 
 
 // Additional users
 $form->addElement(
-	'textarea',
-	'additional_users',
-	array(get_lang('AdditonalUsers'), get_lang('AdditonalUsersComment')),
-	array('rows' => 5)
+    'textarea',
+    'additional_users',
+    array(get_lang('AdditonalUsers'), get_lang('AdditonalUsersComment')),
+    array('rows' => 5)
 );
 
 $form->addElement('html', '<div id="check_mail">');
@@ -141,15 +141,15 @@ 
 $form->addText('mail_title', get_lang('MailTitle'), false);
 // The text of the mail
 $form->addHtmlEditor(
-	'mail_text',
-	array(get_lang('MailText'), get_lang('UseLinkSyntax')),
-	false,
-	array('ToolbarSet' => 'Survey', 'Height' => '150')
+    'mail_text',
+    array(get_lang('MailText'), get_lang('UseLinkSyntax')),
+    false,
+    array('ToolbarSet' => 'Survey', 'Height' => '150')
 );
 $form->addElement('html', '</div>');
 // You cab send a reminder to unanswered people if the survey is not anonymous
 if ($survey_data['anonymous'] != 1) {
-	$form->addElement('checkbox', 'remindUnAnswered', '', get_lang('RemindUnanswered'));
+    $form->addElement('checkbox', 'remindUnAnswered', '', get_lang('RemindUnanswered'));
 }
 // Allow resending to all selected users
 $form->addElement('checkbox', 'resend_to_all', '', get_lang('ReminderResendToAllUsers'));
@@ -163,11 +163,11 @@ 
 }*/
 $portal_url = api_get_path(WEB_PATH);
 if (api_is_multiple_url_enabled()) {
-	$access_url_id = api_get_current_access_url_id();
-	if ($access_url_id != -1) {
-		$url = api_get_access_url($access_url_id);
-		$portal_url = $url['url'];
-	}
+    $access_url_id = api_get_current_access_url_id();
+    if ($access_url_id != -1) {
+        $url = api_get_access_url($access_url_id);
+        $portal_url = $url['url'];
+    }
 }
 
 // Show the URL that can be used by users to fill a survey without invitation
@@ -177,56 +177,56 @@ 
 $form->addElement('label', null, $auto_survey_link);
 
 if ($form->validate()) {
-   	$values = $form->exportValues();
+        $values = $form->exportValues();
     if (isset($values['send_mail']) && $values['send_mail'] == 1) {
         if (empty($values['mail_title']) || empty($values['mail_text'])) {
             Display :: display_error_message(get_lang('FormHasErrorsPleaseComplete'));
             // Getting the invited users
-        	$defaults = SurveyUtil::get_invited_users($survey_data['code']);
-
-        	// Getting the survey mail text
-        	if (!empty($survey_data['reminder_mail'])) {
-        		$defaults['mail_text'] = $survey_data['reminder_mail'];
-        	} else {
-        		$defaults['mail_text'] = $survey_data['invite_mail'];
-        	}
-        	$defaults['mail_title'] = $survey_data['mail_subject'];
-        	$defaults['send_mail'] = 1;
-        	$form->setDefaults($defaults);
+            $defaults = SurveyUtil::get_invited_users($survey_data['code']);
+
+            // Getting the survey mail text
+            if (!empty($survey_data['reminder_mail'])) {
+                $defaults['mail_text'] = $survey_data['reminder_mail'];
+            } else {
+                $defaults['mail_text'] = $survey_data['invite_mail'];
+            }
+            $defaults['mail_title'] = $survey_data['mail_subject'];
+            $defaults['send_mail'] = 1;
+            $form->setDefaults($defaults);
             $form->display();
             return;
         }
     }
     // Save the invitation mail
-	SurveyUtil::save_invite_mail(
-		$values['mail_text'],
-		$values['mail_title'],
-		!empty($survey_data['invite_mail'])
-	);
+    SurveyUtil::save_invite_mail(
+        $values['mail_text'],
+        $values['mail_title'],
+        !empty($survey_data['invite_mail'])
+    );
 
     $resendAll = isset($values['resend_to_all']) ? $values['resend_to_all'] : '';
     $sendMail = isset($values['send_mail']) ? $values['send_mail'] : '';
     $remindUnAnswered = isset($values['remindUnAnswered']) ? $values['remindUnAnswered'] : '';
 
-	// Saving the invitations for the course users
-	$count_course_users = SurveyUtil::saveInvitations(
-		$values['users'],
-		$values['mail_title'],
-		$values['mail_text'],
+    // Saving the invitations for the course users
+    $count_course_users = SurveyUtil::saveInvitations(
+        $values['users'],
+        $values['mail_title'],
+        $values['mail_text'],
         $resendAll,
         $sendMail,
         $remindUnAnswered
-	);
+    );
 
-	// Saving the invitations for the additional users
-	$values['additional_users'] = $values['additional_users'].';'; 	// This is for the case when you enter only one email
-	$temp = str_replace(',', ';', $values['additional_users']);		// This is to allow , and ; as email separators
-	$additional_users = explode(';', $temp);
-	for ($i = 0; $i < count($additional_users); $i++) {
-		$additional_users[$i] = trim($additional_users[$i]);
-	}
+    // Saving the invitations for the additional users
+    $values['additional_users'] = $values['additional_users'].';'; 	// This is for the case when you enter only one email
+    $temp = str_replace(',', ';', $values['additional_users']);		// This is to allow , and ; as email separators
+    $additional_users = explode(';', $temp);
+    for ($i = 0; $i < count($additional_users); $i++) {
+        $additional_users[$i] = trim($additional_users[$i]);
+    }
 
-	$counter_additional_users = SurveyUtil::saveInvitations(
+    $counter_additional_users = SurveyUtil::saveInvitations(
         $additional_users,
         $values['mail_title'],
         $values['mail_text'],
@@ -235,43 +235,43 @@ 
         $remindUnAnswered
     );
 
-	// Updating the invited field in the survey table
-	SurveyUtil::update_count_invited($survey_data['code']);
-	$total_count = $count_course_users + $counter_additional_users;
+    // Updating the invited field in the survey table
+    SurveyUtil::update_count_invited($survey_data['code']);
+    $total_count = $count_course_users + $counter_additional_users;
     $table_survey = Database :: get_course_table(TABLE_SURVEY);
-	// Counting the number of people that are invited
-	$sql = "SELECT * FROM $table_survey
+    // Counting the number of people that are invited
+    $sql = "SELECT * FROM $table_survey
 	        WHERE
 	        	c_id = $course_id AND
 	        	code = '".Database::escape_string($survey_data['code'])."'
 			";
-	$result = Database::query($sql);
-	$row = Database::fetch_array($result);
-	$total_invited = $row['invited'];
+    $result = Database::query($sql);
+    $row = Database::fetch_array($result);
+    $total_invited = $row['invited'];
     if ($total_invited > 0) {
-    	$message  = '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_invitation.php?view=answered&survey_id='.$survey_data['survey_id'].'">'.
-			$survey_data['answered'].'</a> ';
-    	$message .= get_lang('HaveAnswered').' ';
-    	$message .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_invitation.php?view=invited&survey_id='.$survey_data['survey_id'].'">'.
-			$total_invited.'</a> ';
-    	$message .= get_lang('WereInvited');
-    	Display::display_normal_message($message, false);
-    	Display::display_confirmation_message($total_count.' '.get_lang('InvitationsSend'));
+        $message  = '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_invitation.php?view=answered&survey_id='.$survey_data['survey_id'].'">'.
+            $survey_data['answered'].'</a> ';
+        $message .= get_lang('HaveAnswered').' ';
+        $message .= '<a href="'.api_get_path(WEB_CODE_PATH).'survey/survey_invitation.php?view=invited&survey_id='.$survey_data['survey_id'].'">'.
+            $total_invited.'</a> ';
+        $message .= get_lang('WereInvited');
+        Display::display_normal_message($message, false);
+        Display::display_confirmation_message($total_count.' '.get_lang('InvitationsSend'));
     }
 } else {
-	// Getting the invited users
-	$defaults = SurveyUtil::get_invited_users($survey_data['code']);
-
-	// Getting the survey mail text
-	if (!empty($survey_data['reminder_mail'])) {
-		$defaults['mail_text'] = $survey_data['reminder_mail'];
-	} else {
-		$defaults['mail_text'] = $survey_data['invite_mail'];
-	}
-	$defaults['mail_title'] = $survey_data['mail_subject'];
-	$defaults['send_mail'] = 1;
-
-	$form->setDefaults($defaults);
+    // Getting the invited users
+    $defaults = SurveyUtil::get_invited_users($survey_data['code']);
+
+    // Getting the survey mail text
+    if (!empty($survey_data['reminder_mail'])) {
+        $defaults['mail_text'] = $survey_data['reminder_mail'];
+    } else {
+        $defaults['mail_text'] = $survey_data['invite_mail'];
+    }
+    $defaults['mail_title'] = $survey_data['mail_subject'];
+    $defaults['send_mail'] = 1;
+
+    $form->setDefaults($defaults);
     $form->display();
 }
 Display :: display_footer();

main/inc/lib/formvalidator/Element/SelectTheme.php

Indentation +13 added lines, -13 removed lines

@@ -6,19 +6,19 @@
 */
 class SelectTheme extends HTML_QuickForm_select
 {
-	/**
-	 * Class constructor
-	 */
+    /**
+     * Class constructor
+     */
     public function __construct($elementName = null, $elementLabel = null, $options = null, $attributes = null)
     {
-		parent::__construct($elementName, $elementLabel, $options, $attributes);
-		// Get all languages
-		$themes = api_get_themes();
-		$this->_options = array();
-		$this->_values = array();
-		$this->addOption('--',''); // no theme select
-		for ($i=0; $i < count($themes[0]); $i++) {
-			$this->addOption($themes[1][$i],$themes[0][$i]);
-		}
-	}
+        parent::__construct($elementName, $elementLabel, $options, $attributes);
+        // Get all languages
+        $themes = api_get_themes();
+        $this->_options = array();
+        $this->_values = array();
+        $this->addOption('--',''); // no theme select
+        for ($i=0; $i < count($themes[0]); $i++) {
+            $this->addOption($themes[1][$i],$themes[0][$i]);
+        }
+    }
 }

main/exercice/exercise_submit.php

Indentation +188 added lines, -188 removed lines

@@ -116,7 +116,7 @@ 
     if (!$objExercise->read($exerciseId) ||
         (!$objExercise->selectStatus() && !$is_allowedToEdit && $origin != 'learnpath')
     ) {
-    	if ($debug) {error_log('1.1. Error while reading the exercise'); };
+        if ($debug) {error_log('1.1. Error while reading the exercise'); };
         unset ($objExercise);
         $error = get_lang('ExerciseNotFound');
     } else {
@@ -129,13 +129,13 @@ 
 }
 //2. Checking if $objExercise is set
 if (!isset($objExercise) && isset($exerciseInSession)) {
-	if ($debug) { error_log('2. Loading $objExercise from session'); };
+    if ($debug) { error_log('2. Loading $objExercise from session'); };
     $objExercise = $exerciseInSession;
 }
 
 //3. $objExercise is not set, then return to the exercise list
 if (!is_object($objExercise)) {
-	if ($debug) {error_log('3. $objExercise was not set, kill the script'); };
+    if ($debug) {error_log('3. $objExercise was not set, kill the script'); };
     header('Location: exercise.php');
     exit;
 }
@@ -156,7 +156,7 @@ 
 
 $time_control = false;
 if ($objExercise->expired_time != 0) {
-	$time_control = true;
+    $time_control = true;
 }
 
 // Generating the time control key for the user
@@ -165,14 +165,14 @@ 
 $_SESSION['duration_time'][$current_expired_time_key] = $current_timestamp;
 
 if ($time_control) {
-	// Get the expired time of the current exercise in track_e_exercises
-	$total_seconds = $objExercise->expired_time*60;
+    // Get the expired time of the current exercise in track_e_exercises
+    $total_seconds = $objExercise->expired_time*60;
 }
 
 $show_clock = true;
 $user_id = api_get_user_id();
 if ($objExercise->selectAttempts() > 0) {
-	$attempt_html = '';
+    $attempt_html = '';
     $attempt_count = Event::get_attempt_count(
         $user_id,
         $exerciseId,
@@ -181,9 +181,9 @@ 
         $learnpath_item_view_id
     );
 
-	if ($attempt_count >= $objExercise->selectAttempts()) {
-		$show_clock = false;
-		if (!api_is_allowed_to_edit(null,true)) {
+    if ($attempt_count >= $objExercise->selectAttempts()) {
+        $show_clock = false;
+        if (!api_is_allowed_to_edit(null,true)) {
             if ($objExercise->results_disabled == 0 && $origin != 'learnpath') {
 
                 // Showing latest attempt according with task BT#1628
@@ -222,31 +222,31 @@ 
                             $attempt_html .= Display::div(get_lang('Score').' '.$marks, array('id'=>'question_question_titlescore'));
                         }
                     }
-					$score =  ExerciseLib::show_score($last_attempt_info['exe_result'], $last_attempt_info['exe_weighting']);
-					$attempt_html .= Display::div(get_lang('YourTotalScore').' '.$score, array('id'=>'question_score'));
-				} else {
-					$attempt_html .= Display::return_message(sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()), 'warning', false);
-				}
-			} else {
-				$attempt_html .= Display::return_message(sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()), 'warning', false);
-			}
-		} else {
-			$attempt_html .= Display :: return_message(sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()), 'warning', false);
-		}
+                    $score =  ExerciseLib::show_score($last_attempt_info['exe_result'], $last_attempt_info['exe_weighting']);
+                    $attempt_html .= Display::div(get_lang('YourTotalScore').' '.$score, array('id'=>'question_score'));
+                } else {
+                    $attempt_html .= Display::return_message(sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()), 'warning', false);
+                }
+            } else {
+                $attempt_html .= Display::return_message(sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()), 'warning', false);
+            }
+        } else {
+            $attempt_html .= Display :: return_message(sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()), 'warning', false);
+        }
 
-		if ($origin == 'learnpath') {
-			Display :: display_reduced_header();
-		} else {
-			Display :: display_header(get_lang('Exercises'));
-		}
+        if ($origin == 'learnpath') {
+            Display :: display_reduced_header();
+        } else {
+            Display :: display_header(get_lang('Exercises'));
+        }
 
-		echo $attempt_html;
+        echo $attempt_html;
 
         if ($origin != 'learnpath') {
             Display:: display_footer();
         }
-		exit;
-	}
+        exit;
+    }
 }
 
 if ($debug) {
@@ -270,26 +270,26 @@ 
 
 if (empty($exercise_stat_info)) {
     if ($debug)  error_log('5  $exercise_stat_info is empty ');
-	$total_weight = 0;
-	$questionList = $objExercise->get_validated_question_list();
-	foreach ($questionListUncompressed as $question_id) {
-		$objQuestionTmp = Question::read($question_id);
-		$total_weight += floatval($objQuestionTmp->weighting);
-	}
+    $total_weight = 0;
+    $questionList = $objExercise->get_validated_question_list();
+    foreach ($questionListUncompressed as $question_id) {
+        $objQuestionTmp = Question::read($question_id);
+        $total_weight += floatval($objQuestionTmp->weighting);
+    }
 
-	if ($time_control) {
-		$expected_time = $current_timestamp + $total_seconds;
+    if ($time_control) {
+        $expected_time = $current_timestamp + $total_seconds;
 
-		if ($debug)  error_log('5.1. $current_timestamp '.$current_timestamp);
-		if ($debug)  error_log('5.2. $expected_time '.$expected_time);
+        if ($debug)  error_log('5.1. $current_timestamp '.$current_timestamp);
+        if ($debug)  error_log('5.2. $expected_time '.$expected_time);
 
-		$clock_expired_time 	= api_get_utc_datetime($expected_time);
-		if ($debug) error_log('5.3. $expected_time '.$clock_expired_time);
+        $clock_expired_time 	= api_get_utc_datetime($expected_time);
+        if ($debug) error_log('5.3. $expected_time '.$clock_expired_time);
 
-		//Sessions  that contain the expired time
-		$_SESSION['expired_time'][$current_expired_time_key] 	 = $clock_expired_time;
-		if ($debug) { error_log('5.4. Setting the $_SESSION[expired_time]: '.$_SESSION['expired_time'][$current_expired_time_key] ); };
-	}
+        //Sessions  that contain the expired time
+        $_SESSION['expired_time'][$current_expired_time_key] 	 = $clock_expired_time;
+        if ($debug) { error_log('5.4. Setting the $_SESSION[expired_time]: '.$_SESSION['expired_time'][$current_expired_time_key] ); };
+    }
 
     $exe_id = $objExercise->save_stat_track_exercise_info(
         $clock_expired_time,
@@ -306,7 +306,7 @@ 
     );
     if ($debug)  error_log("5.5  exercise_stat_info[] exists getting exe_id $exe_id");
 } else {
-	$exe_id = $exercise_stat_info['exe_id'];
+    $exe_id = $exercise_stat_info['exe_id'];
     // Remember last question id position.
     $isFirstTime = Session::read('firstTime');
     if ($isFirstTime && $objExercise->type == ONE_PER_PAGE) {
@@ -365,9 +365,9 @@ 
 if ($debug) { error_log('6. $objExercise->get_stat_track_exercise_info function called::  '.print_r($exercise_stat_info, 1)); };
 
 if (!empty($exercise_stat_info['questions_to_check'])) {
-	$my_remind_list = $exercise_stat_info['questions_to_check'];
-	$my_remind_list = explode(',', $my_remind_list);
-	$my_remind_list = array_filter($my_remind_list);
+    $my_remind_list = $exercise_stat_info['questions_to_check'];
+    $my_remind_list = explode(',', $my_remind_list);
+    $my_remind_list = array_filter($my_remind_list);
 }
 
 $params = "exe_id=$exe_id&exerciseId=$exerciseId&origin=$origin&learnpath_id=$learnpath_id&learnpath_item_id=$learnpath_item_id&learnpath_item_view_id=$learnpath_item_view_id&".api_get_cidreq();
@@ -375,8 +375,8 @@ 
 
 if ($reminder == 2 && empty($my_remind_list)) {
     if ($debug) { error_log("6.2 calling the exercise_reminder.php "); };
-	header('Location: exercise_reminder.php?'.$params);
-	exit;
+    header('Location: exercise_reminder.php?'.$params);
+    exit;
 }
 
 /*
@@ -384,56 +384,56 @@ 
  * If the expired time is major that zero(0) then the expired time is compute on this time.
  */
 if ($time_control) {
-	if ($debug) error_log('7.1. Time control is enabled');
-	if ($debug) error_log('7.2. $current_expired_time_key  '.$current_expired_time_key);
-	if ($debug) error_log('7.3. $_SESSION[expired_time][$current_expired_time_key]  '.$_SESSION['expired_time'][$current_expired_time_key]);
+    if ($debug) error_log('7.1. Time control is enabled');
+    if ($debug) error_log('7.2. $current_expired_time_key  '.$current_expired_time_key);
+    if ($debug) error_log('7.3. $_SESSION[expired_time][$current_expired_time_key]  '.$_SESSION['expired_time'][$current_expired_time_key]);
 
     if (!isset($_SESSION['expired_time'][$current_expired_time_key])) {
         //Timer - Get expired_time for a student
         if (!empty($exercise_stat_info)) {
-        	if ($debug) {error_log('7.4 Seems that the session ends and the user want to retake the exam'); };
-	        $expired_time_of_this_attempt = $exercise_stat_info['expired_time_control'];
-			if ($debug) {error_log('7.5 $expired_time_of_this_attempt: '.$expired_time_of_this_attempt); }
-	        // Get the last attempt of an exercise
-	    	$last_attempt_date = Event::getLastAttemptDateOfExercise($exercise_stat_info['exe_id']);
+            if ($debug) {error_log('7.4 Seems that the session ends and the user want to retake the exam'); };
+            $expired_time_of_this_attempt = $exercise_stat_info['expired_time_control'];
+            if ($debug) {error_log('7.5 $expired_time_of_this_attempt: '.$expired_time_of_this_attempt); }
+            // Get the last attempt of an exercise
+            $last_attempt_date = Event::getLastAttemptDateOfExercise($exercise_stat_info['exe_id']);
 
-	    	/* This means that the user enters the exam but do not answer the
+            /* This means that the user enters the exam but do not answer the
 	    	   first question we get the date from the track_e_exercises not from
 	    	   the track_et_attempt see #2069 */
-	    	if (empty($last_attempt_date)) {
-	    		$diff = $current_timestamp - api_strtotime($exercise_stat_info['start_date'], 'UTC');
-	    		$last_attempt_date = api_get_utc_datetime(api_strtotime($exercise_stat_info['start_date'],'UTC') + $diff);
-	    	} else {
-	    		//Recalculate the time control due #2069
-	    		$diff = $current_timestamp - api_strtotime($last_attempt_date,'UTC');
-	    		$last_attempt_date = api_get_utc_datetime(api_strtotime($last_attempt_date,'UTC') + $diff);
-	    	}
-	        if ($debug) {error_log('7.6. $last_attempt_date: '.$last_attempt_date); }
-
-	        //New expired time - it is due to the possible closure of session
-	        $new_expired_time_in_seconds = api_strtotime($expired_time_of_this_attempt, 'UTC') - api_strtotime($last_attempt_date,'UTC');
-	        if ($debug) {error_log('7.7. $new_expired_time_in_seconds: '.$new_expired_time_in_seconds); }
-
-	        $expected_time	= $current_timestamp + $new_expired_time_in_seconds;
-	        if ($debug) {error_log('7.8. $expected_time1: '.$expected_time); }
-
-	        $clock_expired_time  = api_get_utc_datetime($expected_time);
-	        if ($debug) {error_log('7.9. $clock_expired_time: '.$clock_expired_time); }
-
-			// First we update the attempt to today
-			/* How the expired time is changed into "track_e_exercises" table,
+            if (empty($last_attempt_date)) {
+                $diff = $current_timestamp - api_strtotime($exercise_stat_info['start_date'], 'UTC');
+                $last_attempt_date = api_get_utc_datetime(api_strtotime($exercise_stat_info['start_date'],'UTC') + $diff);
+            } else {
+                //Recalculate the time control due #2069
+                $diff = $current_timestamp - api_strtotime($last_attempt_date,'UTC');
+                $last_attempt_date = api_get_utc_datetime(api_strtotime($last_attempt_date,'UTC') + $diff);
+            }
+            if ($debug) {error_log('7.6. $last_attempt_date: '.$last_attempt_date); }
+
+            //New expired time - it is due to the possible closure of session
+            $new_expired_time_in_seconds = api_strtotime($expired_time_of_this_attempt, 'UTC') - api_strtotime($last_attempt_date,'UTC');
+            if ($debug) {error_log('7.7. $new_expired_time_in_seconds: '.$new_expired_time_in_seconds); }
+
+            $expected_time	= $current_timestamp + $new_expired_time_in_seconds;
+            if ($debug) {error_log('7.8. $expected_time1: '.$expected_time); }
+
+            $clock_expired_time  = api_get_utc_datetime($expected_time);
+            if ($debug) {error_log('7.9. $clock_expired_time: '.$clock_expired_time); }
+
+            // First we update the attempt to today
+            /* How the expired time is changed into "track_e_exercises" table,
                then the last attempt for this student should be changed too */
-	        $sql = "UPDATE $exercise_attempt_table SET
+            $sql = "UPDATE $exercise_attempt_table SET
 	                tms = '".api_get_utc_datetime()."'
 	                WHERE
 	                    exe_id = '".$exercise_stat_info['exe_id']."' AND
 	                    tms = '".$last_attempt_date."' ";
-	        if ($debug) {error_log('7.10. $sql: '.$sql); }
-	        Database::query($sql);
+            if ($debug) {error_log('7.10. $sql: '.$sql); }
+            Database::query($sql);
 
-	        //Sessions  that contain the expired time
-	        $_SESSION['expired_time'][$current_expired_time_key] = $clock_expired_time;
-	        if ($debug) {error_log('7.11. Setting the $_SESSION[expired_time]: '.$_SESSION['expired_time'][$current_expired_time_key] ); };
+            //Sessions  that contain the expired time
+            $_SESSION['expired_time'][$current_expired_time_key] = $clock_expired_time;
+            if ($debug) {error_log('7.11. Setting the $_SESSION[expired_time]: '.$_SESSION['expired_time'][$current_expired_time_key] ); };
         }
     } else {
         $clock_expired_time =  $_SESSION['expired_time'][$current_expired_time_key];
@@ -450,7 +450,7 @@ 
  * for more details of how it works see this link : http://eric.garside.name/docs.html?p=epiclock
  */
 if ($time_control) { //Sends the exercise form when the expired time is finished
-	$htmlHeadXtra[] = $objExercise->show_time_control_js($time_left);
+    $htmlHeadXtra[] = $objExercise->show_time_control_js($time_left);
 }
 
 // if the user has submitted the form
@@ -463,14 +463,14 @@ 
     // selects the list of question ID
     $questionList = $objExercise->get_validated_question_list();
     if ($objExercise->isRandom() && !empty($exercise_stat_info['data_tracking'])) {
-    	$questionList = explode(',', $exercise_stat_info['data_tracking']);
+        $questionList = explode(',', $exercise_stat_info['data_tracking']);
     }
     Session::write('questionList', $questionList);
     if ($debug > 0) { error_log('$_SESSION[questionList] was set'); }
 } else {
-	if (isset($objExercise) && isset($_SESSION['objExercise'])) {
-    	$questionList = $_SESSION['questionList'];
-	}
+    if (isset($objExercise) && isset($_SESSION['objExercise'])) {
+        $questionList = $_SESSION['questionList'];
+    }
 }
 
 if ($debug) error_log('8. Question list loaded '.print_r($questionList, 1));
@@ -478,7 +478,7 @@ 
 //Real question count
 $question_count = 0;
 if (!empty($questionList)) {
-	$question_count = count($questionList);
+    $question_count = count($questionList);
 }
 
 if ($formSent && isset($_POST)) {
@@ -520,11 +520,11 @@ 
                 //saving each question
                 if ($objExercise->feedback_type != EXERCISE_FEEDBACK_TYPE_DIRECT) {
                     $nro_question = $current_question; // - 1;
-                 	$questionId   = $key;
+                        $questionId   = $key;
                     // gets the student choice for this question
                     $choice = $exerciseResult[$questionId];
                     if (isset($exe_id)) {
-                    	// Manage the question and answer attempts
+                        // Manage the question and answer attempts
                         if ($debug) { error_log('8.3. manage_answer exe_id: '.$exe_id.' - $questionId: '.$questionId.' Choice'.print_r($choice,1)); }
                         $objExercise->manage_answer(
                             $exe_id,
@@ -613,58 +613,58 @@ 
 }
 
 if ($question_count != 0) {
-	if (($objExercise->type == ALL_ON_ONE_PAGE ||
+    if (($objExercise->type == ALL_ON_ONE_PAGE ||
         $current_question > $question_count)
     ) {
-	    if (api_is_allowed_to_session_edit()) {
-	        // goes to the script that will show the result of the exercise
-	        if ($objExercise->type == ALL_ON_ONE_PAGE) {
-	            if ($debug) { error_log('12. Exercise ALL_ON_ONE_PAGE -> Redirecting to exercise_result.php'); }
-
-	            //We check if the user attempts before sending to the exercise_result.php
-	            if ($objExercise->selectAttempts() > 0) {
-	                $attempt_count = Event::get_attempt_count(
+        if (api_is_allowed_to_session_edit()) {
+            // goes to the script that will show the result of the exercise
+            if ($objExercise->type == ALL_ON_ONE_PAGE) {
+                if ($debug) { error_log('12. Exercise ALL_ON_ONE_PAGE -> Redirecting to exercise_result.php'); }
+
+                //We check if the user attempts before sending to the exercise_result.php
+                if ($objExercise->selectAttempts() > 0) {
+                    $attempt_count = Event::get_attempt_count(
                         api_get_user_id(),
                         $exerciseId,
                         $learnpath_id,
                         $learnpath_item_id,
                         $learnpath_item_view_id
                     );
-	                if ($attempt_count >= $objExercise->selectAttempts()) {
-	                    Display :: display_warning_message(
+                    if ($attempt_count >= $objExercise->selectAttempts()) {
+                        Display :: display_warning_message(
                             sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()),
                             false
                         );
-	                    if ($origin != 'learnpath') {
-	                        //so we are not in learnpath tool
-	                        echo '</div>'; //End glossary div
-	                        Display :: display_footer();
-	                    } else {
-	                        echo '</body></html>';
-	                    }
-	                    exit;
-	                }
-	            }
-	        } else {
-	            if ($objExercise->review_answers) {
-	            	header('Location: exercise_reminder.php?'.$params);
-	            	exit;
-	            } else {
+                        if ($origin != 'learnpath') {
+                            //so we are not in learnpath tool
+                            echo '</div>'; //End glossary div
+                            Display :: display_footer();
+                        } else {
+                            echo '</body></html>';
+                        }
+                        exit;
+                    }
+                }
+            } else {
+                if ($objExercise->review_answers) {
+                    header('Location: exercise_reminder.php?'.$params);
+                    exit;
+                } else {
                     header("Location: exercise_result.php?".api_get_cidreq()."&exe_id=$exe_id&origin=$origin&learnpath_id=$learnpath_id&learnpath_item_id=$learnpath_item_id&learnpath_item_view_id=$learnpath_item_view_id");
                     exit;
-	            }
-	        }
-	    } else {
-	        if ($debug) { error_log('Redirecting to exercise_submit.php'); }
-	        exit;
-	    }
-	}
+                }
+            }
+        } else {
+            if ($debug) { error_log('Redirecting to exercise_submit.php'); }
+            exit;
+        }
+    }
 } else {
-	$error = get_lang('ThereAreNoQuestionsForThisExercise');
-	// if we are in the case where user select random by category, but didn't choose the number of random question
-	if ($objExercise->selectRandomByCat() > 0 && $objExercise->random <= 0) {
-		$error .= "<br/>".get_lang('PleaseSelectSomeRandomQuestion');
-	}
+    $error = get_lang('ThereAreNoQuestionsForThisExercise');
+    // if we are in the case where user select random by category, but didn't choose the number of random question
+    if ($objExercise->selectRandomByCat() > 0 && $objExercise->random <= 0) {
+        $error .= "<br/>".get_lang('PleaseSelectSomeRandomQuestion');
+    }
 }
 
 if (!empty ($_GET['gradebook']) && $_GET['gradebook'] == 'view') {
@@ -703,9 +703,9 @@ 
 if (api_is_course_admin() && $origin != 'learnpath') {
     echo '<div class="actions">';
     if ($show_quiz_edition == false) {
-    	echo '<a href="exercise_admin.php?' . api_get_cidreq() . '&modifyExercise=yes&exerciseId=' . $objExercise->id . '">'.Display :: return_icon('settings.png', get_lang('ModifyExercise'),'',ICON_SIZE_MEDIUM).'</a>';
+        echo '<a href="exercise_admin.php?' . api_get_cidreq() . '&modifyExercise=yes&exerciseId=' . $objExercise->id . '">'.Display :: return_icon('settings.png', get_lang('ModifyExercise'),'',ICON_SIZE_MEDIUM).'</a>';
     } else {
-    	echo '<a href="#">'.Display::return_icon('settings_na.png', get_lang('ModifyExercise'),'',ICON_SIZE_MEDIUM).'</a>';
+        echo '<a href="#">'.Display::return_icon('settings_na.png', get_lang('ModifyExercise'),'',ICON_SIZE_MEDIUM).'</a>';
     }
     echo '</div>';
 }
@@ -748,7 +748,7 @@ 
             $message_warning = $permission_to_start ? get_lang('ReachedTimeLimit') : get_lang('ExerciseNoStartedYet');
             Display :: display_warning_message(sprintf($message_warning, $exercise_title, $objExercise->selectAttempts()));
             if ($origin != 'learnpath') {
-            	Display :: display_footer();
+                Display :: display_footer();
             }
             exit;
         } else {
@@ -763,7 +763,7 @@ 
 if (isset($_custom['exercises_hidden_when_no_start_date']) &&
     $_custom['exercises_hidden_when_no_start_date']
 ) {
-	if (empty($objExercise->start_time) || $objExercise->start_time == '0000-00-00 00:00:00') {
+    if (empty($objExercise->start_time) || $objExercise->start_time == '0000-00-00 00:00:00') {
         Display:: display_warning_message(
             sprintf(
                 get_lang('ExerciseNoStartedYet'),
@@ -771,20 +771,20 @@ 
                 $objExercise->selectAttempts()
             )
         );
-		if ($origin != 'learnpath') {
-			Display :: display_footer();
-		}
-	}
+        if ($origin != 'learnpath') {
+            Display :: display_footer();
+        }
+    }
 }
 
 //Timer control
 if ($time_control) {
     echo $objExercise->return_time_left_div();
-	echo '<div style="display:none" class="warning-message" id="expired-message-id">'.get_lang('ExerciseExpiredTimeMessage').'</div>';
+    echo '<div style="display:none" class="warning-message" id="expired-message-id">'.get_lang('ExerciseExpiredTimeMessage').'</div>';
 }
 
 if ($origin != 'learnpath') {
-   echo '<div id="highlight-plugin" class="glossary-content">';
+    echo '<div id="highlight-plugin" class="glossary-content">';
 }
 
 if ($reminder == 2)  {
@@ -796,53 +796,53 @@ 
     $current_question = 1; //set by default the 1st question
 
     if (!empty($my_remind_list)) {
-    	// Checking which questions we are going to call from the remind list
-		for ($i = 0; $i < count($data_tracking); $i++) {
-			for($j = 0; $j < count($my_remind_list); $j++) {
-
-				if (!empty($remind_question_id)) {
-					if ($remind_question_id == $my_remind_list[$j]) {
-
-			        	if ($remind_question_id == $data_tracking[$i]) {
-			        		if (isset($my_remind_list[$j+1])) {
-			        			$remind_question_id = $my_remind_list[$j+1];
-			        			$current_question = $i + 1;
-			        		} else {
+        // Checking which questions we are going to call from the remind list
+        for ($i = 0; $i < count($data_tracking); $i++) {
+            for($j = 0; $j < count($my_remind_list); $j++) {
+
+                if (!empty($remind_question_id)) {
+                    if ($remind_question_id == $my_remind_list[$j]) {
+
+                        if ($remind_question_id == $data_tracking[$i]) {
+                            if (isset($my_remind_list[$j+1])) {
+                                $remind_question_id = $my_remind_list[$j+1];
+                                $current_question = $i + 1;
+                            } else {
                                 // We end the remind list we go to the exercise_reminder.php please
-			        			$remind_question_id = -1;
-			        			$current_question = $i + 1; // last question
-			        		}
-			        		break 2;
-			            }
-					}
-				} else {
-					if ($my_remind_list[$j] == $data_tracking[$i]) {
-						if (isset($my_remind_list[$j+1])) {
-							$remind_question_id = $my_remind_list[$j+1];
-							$current_question = $i + 1; // last question
-						} else {
+                                $remind_question_id = -1;
+                                $current_question = $i + 1; // last question
+                            }
+                            break 2;
+                        }
+                    }
+                } else {
+                    if ($my_remind_list[$j] == $data_tracking[$i]) {
+                        if (isset($my_remind_list[$j+1])) {
+                            $remind_question_id = $my_remind_list[$j+1];
+                            $current_question = $i + 1; // last question
+                        } else {
                             // We end the remind list we go to the exercise_reminder.php please
-							$remind_question_id = -1;
-							$current_question = $i + 1; // last question
-						}
-						break 2;
-					}
-				}
-			}
+                            $remind_question_id = -1;
+                            $current_question = $i + 1; // last question
+                        }
+                        break 2;
+                    }
+                }
+            }
         }
     } else {
-    	if ($objExercise->review_answers) {
+        if ($objExercise->review_answers) {
             if ($debug) { error_log('. redirecting to exercise_reminder.php '); }
-	    	header("Location: exercise_reminder.php?$params");
-	    	exit;
-    	}
+            header("Location: exercise_reminder.php?$params");
+            exit;
+        }
     }
 }
 
 if ($objExercise->review_answers) {
-	$script_php = 'exercise_reminder.php';
+    $script_php = 'exercise_reminder.php';
 } else {
-	$script_php = 'exercise_result.php';
+    $script_php = 'exercise_result.php';
 }
 
 if (!empty($error)) {
@@ -1086,7 +1086,7 @@ 
          <input type="hidden" name="learnpath_item_id" 		value="'.$learnpath_item_id . '" />
          <input type="hidden" name="learnpath_item_view_id" value="'.$learnpath_item_view_id . '" />';
 
-	// Show list of questions
+    // Show list of questions
     $i = 1;
     $attempt_list = array();
     if (isset($exe_id)) {
@@ -1136,10 +1136,10 @@ 
 
         $attributes = array('id' =>'remind_list['.$questionId.']');
         if (in_array($questionId, $remind_list)) {
-        	$is_remind_on = true;
-        	$attributes['checked'] = 1;
-        	$remind_question = true;
-        	$remind_highlight = ' remind_highlight ';
+            $is_remind_on = true;
+            $attributes['checked'] = 1;
+            $remind_question = true;
+            $remind_highlight = ' remind_highlight ';
         }
 
         // Showing the exercise description
@@ -1213,8 +1213,8 @@ 
     }
     // end foreach()
     if ($objExercise->type == ALL_ON_ONE_PAGE) {
-    	$exercise_actions =  $objExercise->show_button($questionId, $current_question);
-    	echo Display::div($exercise_actions, array('class'=>'exercise_actions'));
+        $exercise_actions =  $objExercise->show_button($questionId, $current_question);
+        echo Display::div($exercise_actions, array('class'=>'exercise_actions'));
         echo '<br>';
     }
     echo '</form>';

main/inc/lib/javascript/svgedit/extensions/allowedMimeTypes.php

Indentation +1 added lines, -1 removed lines

@@ -6,7 +6,7 @@
     'jpeg' => 'image/jpeg',
     'bmp' => 'image/bmp',
     'webp' => 'image/webp',
-	'pdf' => 'application/pdf'
+    'pdf' => 'application/pdf'
 );
 
 ?>
\ No newline at end of file

main/inc/lib/javascript/svgedit/extensions/savefile.php

Indentation +13 added lines, -13 removed lines

@@ -1,16 +1,16 @@
 <?php
-	// You must first create a file "savefile_config.php" in this extensions directory and do whatever
-	//   checking of user credentials, etc. that you wish; otherwise anyone will be able to post SVG
-	//   files to your server which may cause disk space or possibly security problems
-  require('savefile_config.php');
-  if (!isset($_POST['output_svg'])) {
-		print "You must supply output_svg";
-		exit;
-	}
-	$svg = $_POST['output_svg'];
-	$filename = (isset($_POST['filename']) && !empty($_POST['filename']) ? preg_replace('@[\\\\/:*?"<>|]@u', '_', $_POST['filename']) : 'saved') . '.svg'; // These characters are indicated as prohibited by Windows
+    // You must first create a file "savefile_config.php" in this extensions directory and do whatever
+    //   checking of user credentials, etc. that you wish; otherwise anyone will be able to post SVG
+    //   files to your server which may cause disk space or possibly security problems
+    require('savefile_config.php');
+    if (!isset($_POST['output_svg'])) {
+        print "You must supply output_svg";
+        exit;
+    }
+    $svg = $_POST['output_svg'];
+    $filename = (isset($_POST['filename']) && !empty($_POST['filename']) ? preg_replace('@[\\\\/:*?"<>|]@u', '_', $_POST['filename']) : 'saved') . '.svg'; // These characters are indicated as prohibited by Windows
 
-	$fh = fopen($filename, 'w') or die("Can't open file");
-	fwrite($fh, $svg);
-	fclose($fh);
+    $fh = fopen($filename, 'w') or die("Can't open file");
+    fwrite($fh, $svg);
+    fclose($fh);
 ?>

main/inc/lib/javascript/svgedit/extensions/imagelib/users.php

Indentation +22 added lines, -22 removed lines

@@ -16,19 +16,19 @@ 
 //get all files and folders
 $scan_files = [];
 if (is_dir($user_disk_path)) {
-	$scan_files = scandir($user_disk_path);
+    $scan_files = scandir($user_disk_path);
 }
 //get all svg and png files
 $accepted_extensions = array('.svg', '.png');
 
 if (is_array($scan_files) && count($scan_files) > 0) {
-	foreach ($scan_files as & $file) {
-		$slideshow_extension = strrchr($file, '.');
-		$slideshow_extension = strtolower($slideshow_extension);
-		if (in_array($slideshow_extension, $accepted_extensions)) {
-			$png_svg_files[] =$file;
-		}
-	}
+    foreach ($scan_files as & $file) {
+        $slideshow_extension = strrchr($file, '.');
+        $slideshow_extension = strtolower($slideshow_extension);
+        if (in_array($slideshow_extension, $accepted_extensions)) {
+            $png_svg_files[] =$file;
+        }
+    }
 }
 $style = '<style>';
 $style .= '@import "'.api_get_path(WEB_CSS_PATH).'base.css";';
@@ -47,23 +47,23 @@ 
 echo '<h2>'.get_lang('SocialNetwork').': '.get_lang('MyFiles').'</h2>';
 
 if (!empty($png_svg_files)) {
-	echo '<h3>'.get_lang('SelectSVGEditImage').'</h3>';
-	echo '<ul>';
-	foreach($png_svg_files as $filename) {
-		$image = $user_disk_path.$filename;
+    echo '<h3>'.get_lang('SelectSVGEditImage').'</h3>';
+    echo '<ul>';
+    foreach($png_svg_files as $filename) {
+        $image = $user_disk_path.$filename;
 
-		if (strpos($filename, "svg")){
-			$new_sizes['width'] = 60;
-			$new_sizes['height'] = 60;
-		} else {
-			$new_sizes = api_resize_image($image, 60, 60);
-		}
+        if (strpos($filename, "svg")){
+            $new_sizes['width'] = 60;
+            $new_sizes['height'] = 60;
+        } else {
+            $new_sizes = api_resize_image($image, 60, 60);
+        }
 
-		echo '<li style="display:inline; padding:8px;"><a href="'.$user_web_path.$filename.'" alt "'.$filename.'" title="'.$filename.'"><img src="'.$user_web_path.$filename.'" width="'.$new_sizes['width'].'" height="'.$new_sizes['height'].'" border="0"></a></li>';
-	}
-	echo '</ul>';
+        echo '<li style="display:inline; padding:8px;"><a href="'.$user_web_path.$filename.'" alt "'.$filename.'" title="'.$filename.'"><img src="'.$user_web_path.$filename.'" width="'.$new_sizes['width'].'" height="'.$new_sizes['height'].'" border="0"></a></li>';
+    }
+    echo '</ul>';
 } else {
-	Display::display_warning_message(get_lang('NoSVGImages'));
+    Display::display_warning_message(get_lang('NoSVGImages'));
 }
 ?>
 </body>

main/inc/lib/javascript/svgedit/extensions/imagelib/groups.php

Indentation +19 added lines, -19 removed lines

@@ -34,9 +34,9 @@ 
 $array_to_search = is_array($docs_and_folders) ? $docs_and_folders : array();
 
 if (count($array_to_search) > 0) {
-	while (list($key) = each($array_to_search)) {
-		$all_files[] = basename($array_to_search[$key]['path']);
-	}
+    while (list($key) = each($array_to_search)) {
+        $all_files[] = basename($array_to_search[$key]['path']);
+    }
 }
 
 //get all svg and png group files
@@ -70,26 +70,26 @@ 
         ($is_allowed_to_edit || GroupManager :: is_user_in_group($_user['user_id'], $groupId))) || $group_properties['doc_state'] == 1
 ){
 
-	if (!empty($png_svg_files)) {
-		echo '<h3>'.get_lang('SelectSVGEditImage').'</h3>';
-		echo '<ul>';
-		foreach($png_svg_files as $filename) {
-			$image = $group_disk_path.$filename;
-
-			if (strpos($filename, "svg")){
-				$new_sizes['width'] = 60;
-				$new_sizes['height'] = 60;
-			} else {
-				$new_sizes = api_resize_image($image, 60, 60);
-			}
+    if (!empty($png_svg_files)) {
+        echo '<h3>'.get_lang('SelectSVGEditImage').'</h3>';
+        echo '<ul>';
+        foreach($png_svg_files as $filename) {
+            $image = $group_disk_path.$filename;
+
+            if (strpos($filename, "svg")){
+                $new_sizes['width'] = 60;
+                $new_sizes['height'] = 60;
+            } else {
+                $new_sizes = api_resize_image($image, 60, 60);
+            }
             echo '<li style="display:inline; padding:8px;">';
             echo '<a href = "'.$group_web_path.$filename.'" alt="'.$filename.'" title="'.$filename.'">';
             echo '<img src = "'.$group_web_path.$filename.'" width = "'.$new_sizes['width'].'" height="'.$new_sizes['height'].'" border="0"></a></li>';
-		}
-		echo '</ul>';
-	}
+        }
+        echo '</ul>';
+    }
 } else {
-	echo Display::display_warning_message(get_lang('OnlyAccessFromYourGroup'));
+    echo Display::display_warning_message(get_lang('OnlyAccessFromYourGroup'));
 }
 ?>
 </body>