1 files changed, 188 insertions, 0 deletions
diff --git a/plugins/CasAuthentication/extlib/CAS/PGTStorage/pgt-main.php b/plugins/CasAuthentication/extlib/CAS/PGTStorage/pgt-main.php
new file mode 100644
index 000000000..cd9b49967
--- /dev/null
+++ b/plugins/CasAuthentication/extlib/CAS/PGTStorage/pgt-main.php
@@ -0,0 +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');
+  
+?>
+\ No newline at end of file