admin/xmldb/actions/edit_statement_save/edit_statement_save.class.php

   1 <?php // $Id$
   2
   3 ///////////////////////////////////////////////////////////////////////////
   4 //                                                                       //
   5 // NOTICE OF COPYRIGHT                                                   //
   6 //                                                                       //
   7 // Moodle - Modular Object-Oriented Dynamic Learning Environment         //
   8 //          http://moodle.com                                            //
   9 //                                                                       //
  10 // Copyright (C) 2001-3001 Martin Dougiamas        http://dougiamas.com  //
  11 //           (C) 2001-3001 Eloy Lafuente (stronk7) http://contiento.com  //
  12 //                                                                       //
  13 // This program is free software; you can redistribute it and/or modify  //
  14 // it under the terms of the GNU General Public License as published by  //
  15 // the Free Software Foundation; either version 2 of the License, or     //
  16 // (at your option) any later version.                                   //
  17 //                                                                       //
  18 // This program is distributed in the hope that it will be useful,       //
  19 // but WITHOUT ANY WARRANTY; without even the implied warranty of        //
  20 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         //
  21 // GNU General Public License for more details:                          //
  22 //                                                                       //
  23 //          http://www.gnu.org/copyleft/gpl.html                         //
  24 //                                                                       //
  25 ///////////////////////////////////////////////////////////////////////////
  26
  27 /// This class will save the changes performed to the name and comment of
  28 /// one statement
  29
  30 class edit_statement_save extends XMLDBAction {
  31
  32     /**
  33      * Init method, every subclass will have its own
  34      */
  35     function init() {
  36         parent::init();
  37
  38     /// Set own custom attributes
  39
  40     /// Get needed strings
  41         $this->loadStrings(array(
  42             'administration' => ''
  43         ));
  44     }
  45
  46     /**
  47      * Invoke method, every class will have its own
  48      * returns true/false on completion, setting both
  49      * errormsg and output as necessary
  50      */
  51     function invoke() {
  52         parent::invoke();
  53
  54         $result = true;
  55
  56     /// Set own core attributes
  57         $this->does_generate = ACTION_NONE;
  58         //$this->does_generate = ACTION_GENERATE_HTML;
  59
  60     /// These are always here
  61         global $CFG, $XMLDB;
  62
  63     /// Do the job, setting result as needed
  64
  65     /// Get parameters
  66         $dirpath = required_param('dir', PARAM_PATH);
  67         $dirpath = $CFG->dirroot . stripslashes_safe($dirpath);
  68
  69         $statementparam = strtolower(required_param('statement', PARAM_CLEAN));
  70         $name = trim(strtolower(required_param('name', PARAM_CLEAN)));
  71         $comment = required_param('comment', PARAM_CLEAN);
  72         $comment = stripslashes_safe($comment);
  73
  74         $editeddir =& $XMLDB->editeddirs[$dirpath];
  75         $structure =& $editeddir->xml_file->getStructure();
  76         $statement =& $structure->getStatement($statementparam);
  77
  78         $errors = array();    /// To store all the errors found
  79
  80     /// If there is one name change, do it, changing the prev and next
  81     /// atributes of the adjacent tables
  82         if ($statementparam != $name) {
  83             $statement->setName($name);
  84             if ($statement->getPrevious()) {
  85                 $prev =& $structure->getStatement($statement->getPrevious());
  86                 $prev->setNext($name);
  87                 $prev->setChanged(true);
  88             }
  89             if ($statement->getNext()) {
  90                 $next =& $structure->getStatement($statement->getNext());
  91                 $next->setPrevious($name);
  92                 $next->setChanged(true);
  93             }
  94         }
  95
  96     /// Set comment
  97         $statement->setComment($comment);
  98
  99     /// Launch postaction if exists (leave this here!)
 100         if ($this->getPostAction() && $result) {
 101             return $this->launch($this->getPostAction());
 102         }
 103
 104     /// Return ok if arrived here
 105         return $result;
 106     }
 107 }
 108 ?>