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153 lines
6.4 KiB
PHP
153 lines
6.4 KiB
PHP
<?php // $Id$
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///////////////////////////////////////////////////////////////////////////
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// //
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// NOTICE OF COPYRIGHT //
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// //
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// Moodle - Modular Object-Oriented Dynamic Learning Environment //
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// http://moodle.com //
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// //
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// Copyright (C) 2001-3001 Martin Dougiamas http://dougiamas.com //
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// (C) 2001-3001 Eloy Lafuente (stronk7) http://contiento.com //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation; either version 2 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details: //
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// //
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// http://www.gnu.org/copyleft/gpl.html //
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// //
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///////////////////////////////////////////////////////////////////////////
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/// This class will provide the interface for all the edit sentence actions
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class edit_sentence extends XMLDBAction {
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/**
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* Init method, every subclass will have its own
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*/
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function init() {
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parent::init();
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/// Set own custom attributes
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/// Get needed strings
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$this->loadStrings(array(
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'change' => 'xmldb',
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'vieworiginal' => 'xmldb',
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'viewedited' => 'xmldb',
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'back' => 'xmldb'
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));
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}
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/**
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* Invoke method, every class will have its own
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* returns true/false on completion, setting both
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* errormsg and output as necessary
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*/
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function invoke() {
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parent::invoke();
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$result = true;
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/// Set own core attributes
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$this->does_generate = ACTION_GENERATE_HTML;
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/// These are always here
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global $CFG, $XMLDB;
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/// Do the job, setting result as needed
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/// Get the dir containing the file
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$dirpath = required_param('dir', PARAM_CLEAN);
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$dirpath = stripslashes_safe($dirpath);
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/// Get the correct dirs
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if (!empty($XMLDB->dbdirs)) {
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$dbdir =& $XMLDB->dbdirs[$dirpath];
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} else {
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return false;
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}
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if (!empty($XMLDB->editeddirs)) {
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$editeddir =& $XMLDB->editeddirs[$dirpath];
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$structure =& $editeddir->xml_file->getStructure();
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}
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/// ADD YOUR CODE HERE
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/// Fetch request data
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$statementparam = required_param('statement', PARAM_CLEAN);
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$sentenceparam = optional_param('sentence', NULL, PARAM_CLEAN);
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if (!$statement =& $structure->getStatement($statementparam)) {
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$this->errormsg = 'Wrong statement specified: ' . $statementparam;
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return false;
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}
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$sentences =& $statement->getSentences();
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/// If no sentence has been specified, edit the last one
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if ($sentenceparam === NULL) {
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end($sentences);
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$sentenceparam = key($sentences);
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}
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if (!$sentence =& $sentences[$sentenceparam]) {
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$this->errormsg = 'Wrong Sentence: ' . $sentenceparam;
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return false;
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}
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$dbdir =& $XMLDB->dbdirs[$dirpath];
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$origstructure =& $dbdir->xml_file->getStructure();
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/// Based in the type of statement, print different forms
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if ($statement->getType() != XMLDB_STATEMENT_INSERT) {
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/// Only INSERT is allowed!!
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$this->errormsg = 'Wrong Statement Type. Only INSERT allowed';
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return false;
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} else {
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/// Prepare INSERT sentence
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$fields = $statement->getFieldsFromInsertSentence($sentence);
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$values = $statement->getValuesFromInsertSentence($sentence);
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/// Add the main form
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$o = '<form name="form" id="form" action="index.php" method="post">';
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$o.= ' <input type="hidden" name ="dir" value="' . $dirpath . '" />';
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$o.= ' <input type="hidden" name ="statement" value="' . $statementparam .'" />';
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$o.= ' <input type="hidden" name ="sentence" value="' . $sentenceparam .'" />';
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$o.= ' <input type="hidden" name ="action" value="edit_sentence_save" />';
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$o.= ' <input type="hidden" name ="postaction" value="edit_statement" />';
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$o.= ' <table id="formelements" align="center">';
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/// The fields box
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$o.= ' <tr><td>INSERT INTO ' . s($statement->getTable()) . '</td></tr>';
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$o.= ' <tr><td><textarea name="fields" rows="2" cols="70" id="fields">' . s(implode(', ', $fields)) . '</textarea></td></tr>';
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/// The values box
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$o.= ' <tr><td>VALUES</td></tr>';
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$o.= ' <tr><td><textarea name="values" rows="2" cols="70" id="values">' . s(implode(', ', $values)) . '</textarea></td></tr>';
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/// The submit button
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$o.= ' <tr valign="top"><td><input type="submit" value="' .$this->str['change'] . '" /></td></tr>';
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$o.= ' </table>';
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$o.= '</form>';
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/// Calculate the buttons
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$b = ' <p align="center" class="buttons">';
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/// The back to edit statement button
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$b .= ' <a href="index.php?action=edit_statement&statement=' . urlencode($statementparam) . '&dir=' . urlencode($dirpath) . '">[' . $this->str['back'] . ']</a>';
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$b .= '</p>';
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$o .= $b;
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$this->output = $o;
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}
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/// Launch postaction if exists (leave this here!)
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if ($this->getPostAction() && $result) {
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return $this->launch($this->getPostAction());
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}
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/// Return ok if arrived here
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return $result;
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}
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}
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?>
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