3 files changed, 624 insertions, 624 deletions
diff --git a/plugins/CasAuthentication/extlib/CAS/PGTStorage/pgt-db.php b/plugins/CasAuthentication/extlib/CAS/PGTStorage/pgt-db.php
index 00797b9c5..5a589e4b2 100644
--- a/plugins/CasAuthentication/extlib/CAS/PGTStorage/pgt-db.php
+++ b/plugins/CasAuthentication/extlib/CAS/PGTStorage/pgt-db.php
@@ -1,190 +1,190 @@
-<?php
-
-/**
- * @file CAS/PGTStorage/pgt-db.php
- * Basic class for PGT database storage
- */
-
-/**
- * @class PGTStorageDB
- * The PGTStorageDB class is a class for PGT database storage. An instance of 
- * this class is returned by CASClient::SetPGTStorageDB().
- *
- * @author Pascal Aubry <pascal.aubry at univ-rennes1.fr>
- *
- * @ingroup internalPGTStorageDB
- */
-
-class PGTStorageDB extends PGTStorage
-{
-  /** 
-   * @addtogroup internalPGTStorageDB
-   * @{ 
-   */
-
-  /**
-   * a string representing a PEAR DB URL to connect to the database. Written by
-   * PGTStorageDB::PGTStorageDB(), read by getURL().
-   *
-   * @hideinitializer
-   * @private
-   */
-  var $_url='';
-
-  /**
-   * This method returns the PEAR DB URL to use to connect to the database.
-   *
-   * @return a PEAR DB URL
-   *
-   * @private
-   */
-  function getURL()
-    {
-      return $this->_url;
-    }
-
-  /**
-   * The handle of the connection to the database where PGT's are stored. Written by
-   * PGTStorageDB::init(), read by getLink().
-   *
-   * @hideinitializer
-   * @private
-   */
-  var $_link = null;
-
-  /**
-   * This method returns the handle of the connection to the database where PGT's are 
-   * stored.
-   *
-   * @return a handle of connection.
-   *
-   * @private
-   */
-  function getLink()
-    {
-      return $this->_link;
-    }
-
-  /**
-   * The name of the table where PGT's are stored. Written by 
-   * PGTStorageDB::PGTStorageDB(), read by getTable().
-   *
-   * @hideinitializer
-   * @private
-   */
-  var $_table = '';
-
-  /**
-   * This method returns the name of the table where PGT's are stored.
-   *
-   * @return the name of a table.
-   *
-   * @private
-   */
-  function getTable()
-    {
-      return $this->_table;
-    }
-
-  // ########################################################################
-  //  DEBUGGING
-  // ########################################################################
-  
-  /**
-   * This method returns an informational string giving the type of storage
-   * used by the object (used for debugging purposes).
-   *
-   * @return an informational string.
-   * @public
-   */
-  function getStorageType()
-    {
-      return "database";
-    }
-
-  /**
-   * This method returns an informational string giving informations on the
-   * parameters of the storage.(used for debugging purposes).
-   *
-   * @public
-   */
-  function getStorageInfo()
-    {
-      return 'url=`'.$this->getURL().'\', table=`'.$this->getTable().'\'';
-    }
-
-  // ########################################################################
-  //  CONSTRUCTOR
-  // ########################################################################
-  
-  /**
-   * The class constructor, called by CASClient::SetPGTStorageDB().
-   *
-   * @param $cas_parent the CASClient instance that creates the object.
-   * @param $user the user to access the data with
-   * @param $password the user's password
-   * @param $database_type the type of the database hosting the data
-   * @param $hostname the server hosting the database
-   * @param $port the port the server is listening on
-   * @param $database the name of the database
-   * @param $table the name of the table storing the data
-   *
-   * @public
-   */
-  function PGTStorageDB($cas_parent,$user,$password,$database_type,$hostname,$port,$database,$table)
-    {
-      phpCAS::traceBegin();
-
-      // call the ancestor's constructor
-      $this->PGTStorage($cas_parent);
-
-      if ( empty($database_type) ) $database_type = CAS_PGT_STORAGE_DB_DEFAULT_DATABASE_TYPE;
-      if ( empty($hostname) ) $hostname = CAS_PGT_STORAGE_DB_DEFAULT_HOSTNAME;
-      if ( $port==0 ) $port = CAS_PGT_STORAGE_DB_DEFAULT_PORT;
-      if ( empty($database) ) $database = CAS_PGT_STORAGE_DB_DEFAULT_DATABASE;
-      if ( empty($table) ) $table = CAS_PGT_STORAGE_DB_DEFAULT_TABLE;
-
-      // build and store the PEAR DB URL
-      $this->_url = $database_type.':'.'//'.$user.':'.$password.'@'.$hostname.':'.$port.'/'.$database;
-
-      // XXX should use setURL and setTable
-      phpCAS::traceEnd();
-    }
-  
-  // ########################################################################
-  //  INITIALIZATION
-  // ########################################################################
-  
-  /**
-   * This method is used to initialize the storage. Halts on error.
-   *
-   * @public
-   */
-  function init()
-    {
-      phpCAS::traceBegin();
-      // if the storage has already been initialized, return immediatly
-      if ( $this->isInitialized() )
-		return;
-      // call the ancestor's method (mark as initialized)
-      parent::init();
-      
-	  //include phpDB library (the test was introduced in release 0.4.8 for 
-	  //the integration into Tikiwiki).
-	  if (!class_exists('DB')) {
-		include_once('DB.php');
-	  }
-
-      // try to connect to the database
-      $this->_link = DB::connect($this->getURL());
-      if ( DB::isError($this->_link) ) {
-	phpCAS::error('could not connect to database ('.DB::errorMessage($this->_link).')');
-      }
-      var_dump($this->_link);
-      phpCAS::traceBEnd();
-    }
-
-  /** @} */
-}
-
+<?php
+
+/**
+ * @file CAS/PGTStorage/pgt-db.php
+ * Basic class for PGT database storage
+ */
+
+/**
+ * @class PGTStorageDB
+ * The PGTStorageDB class is a class for PGT database storage. An instance of 
+ * this class is returned by CASClient::SetPGTStorageDB().
+ *
+ * @author Pascal Aubry <pascal.aubry at univ-rennes1.fr>
+ *
+ * @ingroup internalPGTStorageDB
+ */
+
+class PGTStorageDB extends PGTStorage
+{
+  /** 
+   * @addtogroup internalPGTStorageDB
+   * @{ 
+   */
+
+  /**
+   * a string representing a PEAR DB URL to connect to the database. Written by
+   * PGTStorageDB::PGTStorageDB(), read by getURL().
+   *
+   * @hideinitializer
+   * @private
+   */
+  var $_url='';
+
+  /**
+   * This method returns the PEAR DB URL to use to connect to the database.
+   *
+   * @return a PEAR DB URL
+   *
+   * @private
+   */
+  function getURL()
+    {
+      return $this->_url;
+    }
+
+  /**
+   * The handle of the connection to the database where PGT's are stored. Written by
+   * PGTStorageDB::init(), read by getLink().
+   *
+   * @hideinitializer
+   * @private
+   */
+  var $_link = null;
+
+  /**
+   * This method returns the handle of the connection to the database where PGT's are 
+   * stored.
+   *
+   * @return a handle of connection.
+   *
+   * @private
+   */
+  function getLink()
+    {
+      return $this->_link;
+    }
+
+  /**
+   * The name of the table where PGT's are stored. Written by 
+   * PGTStorageDB::PGTStorageDB(), read by getTable().
+   *
+   * @hideinitializer
+   * @private
+   */
+  var $_table = '';
+
+  /**
+   * This method returns the name of the table where PGT's are stored.
+   *
+   * @return the name of a table.
+   *
+   * @private
+   */
+  function getTable()
+    {
+      return $this->_table;
+    }
+
+  // ########################################################################
+  //  DEBUGGING
+  // ########################################################################
+  
+  /**
+   * This method returns an informational string giving the type of storage
+   * used by the object (used for debugging purposes).
+   *
+   * @return an informational string.
+   * @public
+   */
+  function getStorageType()
+    {
+      return "database";
+    }
+
+  /**
+   * This method returns an informational string giving informations on the
+   * parameters of the storage.(used for debugging purposes).
+   *
+   * @public
+   */
+  function getStorageInfo()
+    {
+      return 'url=`'.$this->getURL().'\', table=`'.$this->getTable().'\'';
+    }
+
+  // ########################################################################
+  //  CONSTRUCTOR
+  // ########################################################################
+  
+  /**
+   * The class constructor, called by CASClient::SetPGTStorageDB().
+   *
+   * @param $cas_parent the CASClient instance that creates the object.
+   * @param $user the user to access the data with
+   * @param $password the user's password
+   * @param $database_type the type of the database hosting the data
+   * @param $hostname the server hosting the database
+   * @param $port the port the server is listening on
+   * @param $database the name of the database
+   * @param $table the name of the table storing the data
+   *
+   * @public
+   */
+  function PGTStorageDB($cas_parent,$user,$password,$database_type,$hostname,$port,$database,$table)
+    {
+      phpCAS::traceBegin();
+
+      // call the ancestor's constructor
+      $this->PGTStorage($cas_parent);
+
+      if ( empty($database_type) ) $database_type = CAS_PGT_STORAGE_DB_DEFAULT_DATABASE_TYPE;
+      if ( empty($hostname) ) $hostname = CAS_PGT_STORAGE_DB_DEFAULT_HOSTNAME;
+      if ( $port==0 ) $port = CAS_PGT_STORAGE_DB_DEFAULT_PORT;
+      if ( empty($database) ) $database = CAS_PGT_STORAGE_DB_DEFAULT_DATABASE;
+      if ( empty($table) ) $table = CAS_PGT_STORAGE_DB_DEFAULT_TABLE;
+
+      // build and store the PEAR DB URL
+      $this->_url = $database_type.':'.'//'.$user.':'.$password.'@'.$hostname.':'.$port.'/'.$database;
+
+      // XXX should use setURL and setTable
+      phpCAS::traceEnd();
+    }
+  
+  // ########################################################################
+  //  INITIALIZATION
+  // ########################################################################
+  
+  /**
+   * This method is used to initialize the storage. Halts on error.
+   *
+   * @public
+   */
+  function init()
+    {
+      phpCAS::traceBegin();
+      // if the storage has already been initialized, return immediatly
+      if ( $this->isInitialized() )
+		return;
+      // call the ancestor's method (mark as initialized)
+      parent::init();
+      
+	  //include phpDB library (the test was introduced in release 0.4.8 for 
+	  //the integration into Tikiwiki).
+	  if (!class_exists('DB')) {
+		include_once('DB.php');
+	  }
+
+      // try to connect to the database
+      $this->_link = DB::connect($this->getURL());
+      if ( DB::isError($this->_link) ) {
+	phpCAS::error('could not connect to database ('.DB::errorMessage($this->_link).')');
+      }
+      var_dump($this->_link);
+      phpCAS::traceBEnd();
+    }
+
+  /** @} */
+}
+
 ?>
 \ No newline at end of file
diff --git a/plugins/CasAuthentication/extlib/CAS/PGTStorage/pgt-file.php b/plugins/CasAuthentication/extlib/CAS/PGTStorage/pgt-file.php
index d48a60d67..bc07485b8 100644
--- a/plugins/CasAuthentication/extlib/CAS/PGTStorage/pgt-file.php
+++ b/plugins/CasAuthentication/extlib/CAS/PGTStorage/pgt-file.php
@@ -1,249 +1,249 @@
-<?php
-
-/**
- * @file CAS/PGTStorage/pgt-file.php
- * Basic class for PGT file storage
- */
-
-/**
- * @class PGTStorageFile
- * The PGTStorageFile class is a class for PGT file storage. An instance of 
- * this class is returned by CASClient::SetPGTStorageFile().
- *
- * @author Pascal Aubry <pascal.aubry at univ-rennes1.fr>
- *
- * @ingroup internalPGTStorageFile
- */
-
-class PGTStorageFile extends PGTStorage
-{
-  /** 
-   * @addtogroup internalPGTStorageFile 
-   * @{ 
-   */
-
-  /**
-   * a string telling where PGT's should be stored on the filesystem. Written by
-   * PGTStorageFile::PGTStorageFile(), read by getPath().
-   *
-   * @private
-   */
-  var $_path;
-
-  /**
-   * This method returns the name of the directory where PGT's should be stored 
-   * on the filesystem.
-   *
-   * @return the name of a directory (with leading and trailing '/')
-   *
-   * @private
-   */
-  function getPath()
-    {
-      return $this->_path;
-    }
-
-  /**
-   * a string telling the format to use to store PGT's (plain or xml). Written by
-   * PGTStorageFile::PGTStorageFile(), read by getFormat().
-   *
-   * @private
-   */
-  var $_format;
-
-  /**
-   * This method returns the format to use when storing PGT's on the filesystem.
-   *
-   * @return a string corresponding to the format used (plain or xml).
-   *
-   * @private
-   */
-  function getFormat()
-    {
-      return $this->_format;
-    }
-
-  // ########################################################################
-  //  DEBUGGING
-  // ########################################################################
-  
-  /**
-   * This method returns an informational string giving the type of storage
-   * used by the object (used for debugging purposes).
-   *
-   * @return an informational string.
-   * @public
-   */
-  function getStorageType()
-    {
-      return "file";
-    }
-
-  /**
-   * This method returns an informational string giving informations on the
-   * parameters of the storage.(used for debugging purposes).
-   *
-   * @return an informational string.
-   * @public
-   */
-  function getStorageInfo()
-    {
-      return 'path=`'.$this->getPath().'\', format=`'.$this->getFormat().'\'';
-    }
-
-  // ########################################################################
-  //  CONSTRUCTOR
-  // ########################################################################
-  
-  /**
-   * The class constructor, called by CASClient::SetPGTStorageFile().
-   *
-   * @param $cas_parent the CASClient instance that creates the object.
-   * @param $format the format used to store the PGT's (`plain' and `xml' allowed).
-   * @param $path the path where the PGT's should be stored
-   *
-   * @public
-   */
-  function PGTStorageFile($cas_parent,$format,$path)
-    {
-      phpCAS::traceBegin();
-      // call the ancestor's constructor
-      $this->PGTStorage($cas_parent);
-
-      if (empty($format) ) $format = CAS_PGT_STORAGE_FILE_DEFAULT_FORMAT;
-      if (empty($path) ) $path = CAS_PGT_STORAGE_FILE_DEFAULT_PATH;
-
-      // check that the path is an absolute path
-      if (getenv("OS")=="Windows_NT"){
-      	
-      	 if (!preg_match('`^[a-zA-Z]:`', $path)) {
-	     	phpCAS::error('an absolute path is needed for PGT storage to file');
-      	}
-      	
-      }
-      else
-      {
-      
-      	if ( $path[0] != '/' ) {
-			phpCAS::error('an absolute path is needed for PGT storage to file');
-      	}
-
-      	// store the path (with a leading and trailing '/')      
-      	$path = preg_replace('|[/]*$|','/',$path);
-      	$path = preg_replace('|^[/]*|','/',$path);
-      }
-      
-      $this->_path = $path;
-      // check the format and store it
-      switch ($format) {
-      case CAS_PGT_STORAGE_FILE_FORMAT_PLAIN:
-      case CAS_PGT_STORAGE_FILE_FORMAT_XML:
-	$this->_format = $format;
-	break;
-      default:
-	phpCAS::error('unknown PGT file storage format (`'.CAS_PGT_STORAGE_FILE_FORMAT_PLAIN.'\' and `'.CAS_PGT_STORAGE_FILE_FORMAT_XML.'\' allowed)');
-      }
-      phpCAS::traceEnd();      
-    }
-
-  // ########################################################################
-  //  INITIALIZATION
-  // ########################################################################
-  
-  /**
-   * This method is used to initialize the storage. Halts on error.
-   *
-   * @public
-   */
-  function init()
-    {
-      phpCAS::traceBegin();
-      // if the storage has already been initialized, return immediatly
-      if ( $this->isInitialized() )
-	return;
-      // call the ancestor's method (mark as initialized)
-      parent::init();
-      phpCAS::traceEnd();      
-    }
-
-  // ########################################################################
-  //  PGT I/O
-  // ########################################################################
-
-  /**
-   * This method returns the filename corresponding to a PGT Iou.
-   *
-   * @param $pgt_iou the PGT iou.
-   *
-   * @return a filename
-   * @private
-   */
-  function getPGTIouFilename($pgt_iou)
-    {
-      phpCAS::traceBegin();
-      $filename = $this->getPath().$pgt_iou.'.'.$this->getFormat();
-      phpCAS::traceEnd($filename);
-      return $filename;
-    }
-  
-  /**
-   * This method stores a PGT and its corresponding PGT Iou into a file. Echoes a
-   * warning on error.
-   *
-   * @param $pgt the PGT
-   * @param $pgt_iou the PGT iou
-   *
-   * @public
-   */
-  function write($pgt,$pgt_iou)
-    {
-      phpCAS::traceBegin();
-      $fname = $this->getPGTIouFilename($pgt_iou);
-      if ( $f=fopen($fname,"w") ) {
-	if ( fputs($f,$pgt) === FALSE ) {
-	  phpCAS::error('could not write PGT to `'.$fname.'\'');
-	}
-	fclose($f);
-      } else {
-	phpCAS::error('could not open `'.$fname.'\'');
-      }
-      phpCAS::traceEnd();      
-    }
-
-  /**
-   * This method reads a PGT corresponding to a PGT Iou and deletes the 
-   * corresponding file.
-   *
-   * @param $pgt_iou the PGT iou
-   *
-   * @return the corresponding PGT, or FALSE on error
-   *
-   * @public
-   */
-  function read($pgt_iou)
-    {
-      phpCAS::traceBegin();
-      $pgt = FALSE;
-      $fname = $this->getPGTIouFilename($pgt_iou);
-      if ( !($f=fopen($fname,"r")) ) {
-	phpCAS::trace('could not open `'.$fname.'\'');
-      } else {
-	if ( ($pgt=fgets($f)) === FALSE ) {
-	  phpCAS::trace('could not read PGT from `'.$fname.'\'');
-	} 
-	fclose($f);
-      }
-
-      // delete the PGT file
-      @unlink($fname);
-
-      phpCAS::traceEnd($pgt);
-      return $pgt;
-    }
-  
-  /** @} */
-  
-}
-
-  
+<?php
+
+/**
+ * @file CAS/PGTStorage/pgt-file.php
+ * Basic class for PGT file storage
+ */
+
+/**
+ * @class PGTStorageFile
+ * The PGTStorageFile class is a class for PGT file storage. An instance of 
+ * this class is returned by CASClient::SetPGTStorageFile().
+ *
+ * @author Pascal Aubry <pascal.aubry at univ-rennes1.fr>
+ *
+ * @ingroup internalPGTStorageFile
+ */
+
+class PGTStorageFile extends PGTStorage
+{
+  /** 
+   * @addtogroup internalPGTStorageFile 
+   * @{ 
+   */
+
+  /**
+   * a string telling where PGT's should be stored on the filesystem. Written by
+   * PGTStorageFile::PGTStorageFile(), read by getPath().
+   *
+   * @private
+   */
+  var $_path;
+
+  /**
+   * This method returns the name of the directory where PGT's should be stored 
+   * on the filesystem.
+   *
+   * @return the name of a directory (with leading and trailing '/')
+   *
+   * @private
+   */
+  function getPath()
+    {
+      return $this->_path;
+    }
+
+  /**
+   * a string telling the format to use to store PGT's (plain or xml). Written by
+   * PGTStorageFile::PGTStorageFile(), read by getFormat().
+   *
+   * @private
+   */
+  var $_format;
+
+  /**
+   * This method returns the format to use when storing PGT's on the filesystem.
+   *
+   * @return a string corresponding to the format used (plain or xml).
+   *
+   * @private
+   */
+  function getFormat()
+    {
+      return $this->_format;
+    }
+
+  // ########################################################################
+  //  DEBUGGING
+  // ########################################################################
+  
+  /**
+   * This method returns an informational string giving the type of storage
+   * used by the object (used for debugging purposes).
+   *
+   * @return an informational string.
+   * @public
+   */
+  function getStorageType()
+    {
+      return "file";
+    }
+
+  /**
+   * This method returns an informational string giving informations on the
+   * parameters of the storage.(used for debugging purposes).
+   *
+   * @return an informational string.
+   * @public
+   */
+  function getStorageInfo()
+    {
+      return 'path=`'.$this->getPath().'\', format=`'.$this->getFormat().'\'';
+    }
+
+  // ########################################################################
+  //  CONSTRUCTOR
+  // ########################################################################
+  
+  /**
+   * The class constructor, called by CASClient::SetPGTStorageFile().
+   *
+   * @param $cas_parent the CASClient instance that creates the object.
+   * @param $format the format used to store the PGT's (`plain' and `xml' allowed).
+   * @param $path the path where the PGT's should be stored
+   *
+   * @public
+   */
+  function PGTStorageFile($cas_parent,$format,$path)
+    {
+      phpCAS::traceBegin();
+      // call the ancestor's constructor
+      $this->PGTStorage($cas_parent);
+
+      if (empty($format) ) $format = CAS_PGT_STORAGE_FILE_DEFAULT_FORMAT;
+      if (empty($path) ) $path = CAS_PGT_STORAGE_FILE_DEFAULT_PATH;
+
+      // check that the path is an absolute path
+      if (getenv("OS")=="Windows_NT"){
+      	
+      	 if (!preg_match('`^[a-zA-Z]:`', $path)) {
+	     	phpCAS::error('an absolute path is needed for PGT storage to file');
+      	}
+      	
+      }
+      else
+      {
+      
+      	if ( $path[0] != '/' ) {
+			phpCAS::error('an absolute path is needed for PGT storage to file');
+      	}
+
+      	// store the path (with a leading and trailing '/')      
+      	$path = preg_replace('|[/]*$|','/',$path);
+      	$path = preg_replace('|^[/]*|','/',$path);
+      }
+      
+      $this->_path = $path;
+      // check the format and store it
+      switch ($format) {
+      case CAS_PGT_STORAGE_FILE_FORMAT_PLAIN:
+      case CAS_PGT_STORAGE_FILE_FORMAT_XML:
+	$this->_format = $format;
+	break;
+      default:
+	phpCAS::error('unknown PGT file storage format (`'.CAS_PGT_STORAGE_FILE_FORMAT_PLAIN.'\' and `'.CAS_PGT_STORAGE_FILE_FORMAT_XML.'\' allowed)');
+      }
+      phpCAS::traceEnd();      
+    }
+
+  // ########################################################################
+  //  INITIALIZATION
+  // ########################################################################
+  
+  /**
+   * This method is used to initialize the storage. Halts on error.
+   *
+   * @public
+   */
+  function init()
+    {
+      phpCAS::traceBegin();
+      // if the storage has already been initialized, return immediatly
+      if ( $this->isInitialized() )
+	return;
+      // call the ancestor's method (mark as initialized)
+      parent::init();
+      phpCAS::traceEnd();      
+    }
+
+  // ########################################################################
+  //  PGT I/O
+  // ########################################################################
+
+  /**
+   * This method returns the filename corresponding to a PGT Iou.
+   *
+   * @param $pgt_iou the PGT iou.
+   *
+   * @return a filename
+   * @private
+   */
+  function getPGTIouFilename($pgt_iou)
+    {
+      phpCAS::traceBegin();
+      $filename = $this->getPath().$pgt_iou.'.'.$this->getFormat();
+      phpCAS::traceEnd($filename);
+      return $filename;
+    }
+  
+  /**
+   * This method stores a PGT and its corresponding PGT Iou into a file. Echoes a
+   * warning on error.
+   *
+   * @param $pgt the PGT
+   * @param $pgt_iou the PGT iou
+   *
+   * @public
+   */
+  function write($pgt,$pgt_iou)
+    {
+      phpCAS::traceBegin();
+      $fname = $this->getPGTIouFilename($pgt_iou);
+      if ( $f=fopen($fname,"w") ) {
+	if ( fputs($f,$pgt) === FALSE ) {
+	  phpCAS::error('could not write PGT to `'.$fname.'\'');
+	}
+	fclose($f);
+      } else {
+	phpCAS::error('could not open `'.$fname.'\'');
+      }
+      phpCAS::traceEnd();      
+    }
+
+  /**
+   * This method reads a PGT corresponding to a PGT Iou and deletes the 
+   * corresponding file.
+   *
+   * @param $pgt_iou the PGT iou
+   *
+   * @return the corresponding PGT, or FALSE on error
+   *
+   * @public
+   */
+  function read($pgt_iou)
+    {
+      phpCAS::traceBegin();
+      $pgt = FALSE;
+      $fname = $this->getPGTIouFilename($pgt_iou);
+      if ( !($f=fopen($fname,"r")) ) {
+	phpCAS::trace('could not open `'.$fname.'\'');
+      } else {
+	if ( ($pgt=fgets($f)) === FALSE ) {
+	  phpCAS::trace('could not read PGT from `'.$fname.'\'');
+	} 
+	fclose($f);
+      }
+
+      // delete the PGT file
+      @unlink($fname);
+
+      phpCAS::traceEnd($pgt);
+      return $pgt;
+    }
+  
+  /** @} */
+  
+}
+
+  
 ?>
 \ No newline at end of file
diff --git a/plugins/CasAuthentication/extlib/CAS/PGTStorage/pgt-main.php b/plugins/CasAuthentication/extlib/CAS/PGTStorage/pgt-main.php
index 8fd3c9e12..cd9b49967 100644
--- a/plugins/CasAuthentication/extlib/CAS/PGTStorage/pgt-main.php
+++ b/plugins/CasAuthentication/extlib/CAS/PGTStorage/pgt-main.php
@@ -1,188 +1,188 @@
-<?php
-
-/**
- * @file CAS/PGTStorage/pgt-main.php
- * Basic class for PGT storage
- */
-
-/**
- * @class PGTStorage
- * The PGTStorage class is a generic class for PGT storage. This class should
- * not be instanciated itself but inherited by specific PGT storage classes.
- *
- * @author   Pascal Aubry <pascal.aubry at univ-rennes1.fr>
- *
- * @ingroup internalPGTStorage
- */
-
-class PGTStorage
-{
-  /** 
-   * @addtogroup internalPGTStorage
-   * @{ 
-   */
-
-  // ########################################################################
-  //  CONSTRUCTOR
-  // ########################################################################
-  
-  /**
-   * The constructor of the class, should be called only by inherited classes.
-   *
-   * @param $cas_parent the CASclient instance that creates the current object.
-   *
-   * @protected
-   */
-  function PGTStorage($cas_parent)
-    {
-      phpCAS::traceBegin();
-      if ( !$cas_parent->isProxy() ) {
-	phpCAS::error('defining PGT storage makes no sense when not using a CAS proxy'); 
-      }
-      phpCAS::traceEnd();
-    }
-
-  // ########################################################################
-  //  DEBUGGING
-  // ########################################################################
-  
-  /**
-   * This virtual method returns an informational string giving the type of storage
-   * used by the object (used for debugging purposes).
-   *
-   * @public
-   */
-  function getStorageType()
-    {
-      phpCAS::error(__CLASS__.'::'.__FUNCTION__.'() should never be called'); 
-    }
-
-  /**
-   * This virtual method returns an informational string giving informations on the
-   * parameters of the storage.(used for debugging purposes).
-   *
-   * @public
-   */
-  function getStorageInfo()
-    {
-      phpCAS::error(__CLASS__.'::'.__FUNCTION__.'() should never be called'); 
-    }
-
-  // ########################################################################
-  //  ERROR HANDLING
-  // ########################################################################
-  
-  /**
-   * string used to store an error message. Written by PGTStorage::setErrorMessage(),
-   * read by PGTStorage::getErrorMessage().
-   *
-   * @hideinitializer
-   * @private
-   * @deprecated not used.
-   */
-  var $_error_message=FALSE;
-
-  /**
-   * This method sets en error message, which can be read later by 
-   * PGTStorage::getErrorMessage().
-   *
-   * @param $error_message an error message
-   *
-   * @protected
-   * @deprecated not used.
-   */
-  function setErrorMessage($error_message)
-    {
-      $this->_error_message = $error_message;
-    }
-
-  /**
-   * This method returns an error message set by PGTStorage::setErrorMessage().
-   *
-   * @return an error message when set by PGTStorage::setErrorMessage(), FALSE
-   * otherwise.
-   *
-   * @public
-   * @deprecated not used.
-   */
-  function getErrorMessage()
-    {
-      return $this->_error_message;
-    }
-
-  // ########################################################################
-  //  INITIALIZATION
-  // ########################################################################
-
-  /**
-   * a boolean telling if the storage has already been initialized. Written by 
-   * PGTStorage::init(), read by PGTStorage::isInitialized().
-   *
-   * @hideinitializer
-   * @private
-   */
-  var $_initialized = FALSE;
-
-  /**
-   * This method tells if the storage has already been intialized.
-   *
-   * @return a boolean
-   *
-   * @protected
-   */
-  function isInitialized()
-    {
-      return $this->_initialized;
-    }
-
-  /**
-   * This virtual method initializes the object.
-   *
-   * @protected
-   */
-  function init()
-    {
-      $this->_initialized = TRUE;
-    }
-
-  // ########################################################################
-  //  PGT I/O
-  // ########################################################################
-
-  /**
-   * This virtual method stores a PGT and its corresponding PGT Iuo.
-   * @note Should never be called.
-   *
-   * @param $pgt the PGT
-   * @param $pgt_iou the PGT iou
-   *
-   * @protected
-   */
-  function write($pgt,$pgt_iou)
-    {
-      phpCAS::error(__CLASS__.'::'.__FUNCTION__.'() should never be called'); 
-    }
-
-  /**
-   * This virtual method reads a PGT corresponding to a PGT Iou and deletes
-   * the corresponding storage entry.
-   * @note Should never be called.
-   *
-   * @param $pgt_iou the PGT iou
-   *
-   * @protected
-   */
-  function read($pgt_iou)
-    {
-      phpCAS::error(__CLASS__.'::'.__FUNCTION__.'() should never be called'); 
-    }
-
-  /** @} */
-  
-} 
-
-// include specific PGT storage classes
-include_once(dirname(__FILE__).'/pgt-file.php'); 
-include_once(dirname(__FILE__).'/pgt-db.php');
-  
+<?php
+
+/**
+ * @file CAS/PGTStorage/pgt-main.php
+ * Basic class for PGT storage
+ */
+
+/**
+ * @class PGTStorage
+ * The PGTStorage class is a generic class for PGT storage. This class should
+ * not be instanciated itself but inherited by specific PGT storage classes.
+ *
+ * @author   Pascal Aubry <pascal.aubry at univ-rennes1.fr>
+ *
+ * @ingroup internalPGTStorage
+ */
+
+class PGTStorage
+{
+  /** 
+   * @addtogroup internalPGTStorage
+   * @{ 
+   */
+
+  // ########################################################################
+  //  CONSTRUCTOR
+  // ########################################################################
+  
+  /**
+   * The constructor of the class, should be called only by inherited classes.
+   *
+   * @param $cas_parent the CASclient instance that creates the current object.
+   *
+   * @protected
+   */
+  function PGTStorage($cas_parent)
+    {
+      phpCAS::traceBegin();
+      if ( !$cas_parent->isProxy() ) {
+	phpCAS::error('defining PGT storage makes no sense when not using a CAS proxy'); 
+      }
+      phpCAS::traceEnd();
+    }
+
+  // ########################################################################
+  //  DEBUGGING
+  // ########################################################################
+  
+  /**
+   * This virtual method returns an informational string giving the type of storage
+   * used by the object (used for debugging purposes).
+   *
+   * @public
+   */
+  function getStorageType()
+    {
+      phpCAS::error(__CLASS__.'::'.__FUNCTION__.'() should never be called'); 
+    }
+
+  /**
+   * This virtual method returns an informational string giving informations on the
+   * parameters of the storage.(used for debugging purposes).
+   *
+   * @public
+   */
+  function getStorageInfo()
+    {
+      phpCAS::error(__CLASS__.'::'.__FUNCTION__.'() should never be called'); 
+    }
+
+  // ########################################################################
+  //  ERROR HANDLING
+  // ########################################################################
+  
+  /**
+   * string used to store an error message. Written by PGTStorage::setErrorMessage(),
+   * read by PGTStorage::getErrorMessage().
+   *
+   * @hideinitializer
+   * @private
+   * @deprecated not used.
+   */
+  var $_error_message=FALSE;
+
+  /**
+   * This method sets en error message, which can be read later by 
+   * PGTStorage::getErrorMessage().
+   *
+   * @param $error_message an error message
+   *
+   * @protected
+   * @deprecated not used.
+   */
+  function setErrorMessage($error_message)
+    {
+      $this->_error_message = $error_message;
+    }
+
+  /**
+   * This method returns an error message set by PGTStorage::setErrorMessage().
+   *
+   * @return an error message when set by PGTStorage::setErrorMessage(), FALSE
+   * otherwise.
+   *
+   * @public
+   * @deprecated not used.
+   */
+  function getErrorMessage()
+    {
+      return $this->_error_message;
+    }
+
+  // ########################################################################
+  //  INITIALIZATION
+  // ########################################################################
+
+  /**
+   * a boolean telling if the storage has already been initialized. Written by 
+   * PGTStorage::init(), read by PGTStorage::isInitialized().
+   *
+   * @hideinitializer
+   * @private
+   */
+  var $_initialized = FALSE;
+
+  /**
+   * This method tells if the storage has already been intialized.
+   *
+   * @return a boolean
+   *
+   * @protected
+   */
+  function isInitialized()
+    {
+      return $this->_initialized;
+    }
+
+  /**
+   * This virtual method initializes the object.
+   *
+   * @protected
+   */
+  function init()
+    {
+      $this->_initialized = TRUE;
+    }
+
+  // ########################################################################
+  //  PGT I/O
+  // ########################################################################
+
+  /**
+   * This virtual method stores a PGT and its corresponding PGT Iuo.
+   * @note Should never be called.
+   *
+   * @param $pgt the PGT
+   * @param $pgt_iou the PGT iou
+   *
+   * @protected
+   */
+  function write($pgt,$pgt_iou)
+    {
+      phpCAS::error(__CLASS__.'::'.__FUNCTION__.'() should never be called'); 
+    }
+
+  /**
+   * This virtual method reads a PGT corresponding to a PGT Iou and deletes
+   * the corresponding storage entry.
+   * @note Should never be called.
+   *
+   * @param $pgt_iou the PGT iou
+   *
+   * @protected
+   */
+  function read($pgt_iou)
+    {
+      phpCAS::error(__CLASS__.'::'.__FUNCTION__.'() should never be called'); 
+    }
+
+  /** @} */
+  
+} 
+
+// include specific PGT storage classes
+include_once(dirname(__FILE__).'/pgt-file.php'); 
+include_once(dirname(__FILE__).'/pgt-db.php');
+  
 ?>
 \ No newline at end of file