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   1  <?php
   2  /************************************************************************/
   3  /* ATutor                                                                */
   4  /************************************************************************/
   5  /* Copyright (c) 2002-2006 by Greg Gay, Joel Kronenberg & Heidi Hazelton*/
   6  /* Adaptive Technology Resource Centre / University of Toronto            */
   7  /* http://atutor.ca                                                        */
   8  /*                                                                        */
   9  /* This program is free software. You can redistribute it and/or        */
  10  /* modify it under the terms of the GNU General Public License            */
  11  /* as published by the Free Software Foundation.                        */
  12  /************************************************************************/
  13  // $Id: edit_content.php 5866 2005-12-15 16:16:03Z joel $
  14  
  15  define('AT_INCLUDE_PATH', '../include/');
  16  
  17  $get_related_glossary = true;
  18  require(AT_INCLUDE_PATH.'vitals.inc.php');
  19  require(AT_INCLUDE_PATH.'lib/tinymce.inc.php');
  20  
  21  $cid = intval($_REQUEST['cid']);
  22  
  23  if ($_POST) {
  24      $do_check = TRUE;
  25  } else {
  26      $do_check = FALSE;
  27  }
  28  
  29  require(AT_INCLUDE_PATH.'lib/editor_tab_functions.inc.php');
  30  
  31      
  32  
  33  if ($_POST['close'] || $_GET['close']) {
  34      if ($_GET['close']) {
  35          $msg->addFeedback('CONTENT_UPDATED');
  36      } else {
  37          $msg->addFeedback('CLOSED');
  38          if ($cid == 0) {
  39              header('Location: '.$_base_href.'tools/content/index.php');
  40              exit;
  41          }
  42      }
  43      
  44      if ($_REQUEST['cid'] == 0) {
  45          header('Location: '.$_base_path.'content.php?cid='.intval($_REQUEST['new_pid']));
  46          exit;
  47      }
  48      header('Location: '.$_base_path.'content.php?cid='.intval($_REQUEST['cid']));
  49      exit;
  50  }
  51      
  52  $tabs = get_tabs();    
  53  $num_tabs = count($tabs);
  54  for ($i=0; $i < $num_tabs; $i++) {
  55      if (isset($_POST['button_'.$i]) && ($_POST['button_'.$i] != -1)) { 
  56          $current_tab = $i;
  57          $_POST['current_tab'] = $i;
  58          break;
  59      }
  60  }
  61  
  62  if (isset($_POST['submit_file'])) {
  63      paste_from_file();
  64  } else if (isset($_POST['submit']) && ($_POST['submit'] != 'submit1')) {
  65      /* we're saving. redirects if successful. */
  66      save_changes(true);
  67  }
  68  if (isset($_GET['tab'])) {
  69      $current_tab = intval($_GET['tab']);
  70  }
  71  
  72  if (!isset($current_tab) && isset($_POST['button_1']) && ($_POST['button_1'] == -1) && !isset($_POST['submit'])) {
  73      $current_tab = 1;
  74  } else if (!isset($current_tab) && (($_POST['desc_submit'] != '') || ($_POST['reverse'] != ''))) {
  75      $current_tab = 4;  /* after clicking 'make decisions' on accessibility tab */
  76  } else if (!isset($current_tab)) {
  77      $current_tab = 0;
  78  }
  79  
  80  if ($cid) {
  81      $_section[0][0] = _AT('edit_content');
  82  } else {
  83      $_section[0][0] = _AT('add_content');
  84  }
  85  
  86  if ($cid) {
  87      $result = $contentManager->getContentPage($cid);
  88  
  89      if (!($content_row = @mysql_fetch_assoc($result))) {
  90          require (AT_INCLUDE_PATH.'header.inc.php');
  91          $msg->printErrors('PAGE_NOT_FOUND');
  92          require (AT_INCLUDE_PATH.'footer.inc.php');
  93          exit;
  94      }
  95  
  96      $path    = $contentManager->getContentPath($cid);
  97  
  98      if (defined('AT_FORCE_GET_FILE') && AT_FORCE_GET_FILE) {
  99          $course_base_href = 'get.php/';
 100      } else {
 101          $course_base_href = 'content/' . $_SESSION['course_id'] . '/';
 102      }
 103  
 104      if ($content_row['content_path']) {
 105          $content_base_href .= $content_row['content_path'].'/';
 106      }
 107  } else {
 108      if (defined('AT_FORCE_GET_FILE') && AT_FORCE_GET_FILE) {
 109          $content_base_href = 'get.php/';
 110      } else {
 111          $content_base_href = 'content/' . $_SESSION['course_id'] . '/';
 112      }
 113  }
 114  
 115  if ($current_tab == 4) {
 116      /* kludge for issue #1626: */
 117      /* fixes the base href for the AChecker tab. */
 118      $course_base_href = '';
 119      $content_base_href = '';
 120  }
 121  
 122  if ($current_tab == 0) {
 123      if ((!$_POST['setvisual'] && $_POST['settext']) || !$_GET['setvisual']){
 124          $onload = ' document.form.ctitle.focus();';
 125      }
 126  }
 127  
 128  require (AT_INCLUDE_PATH.'header.inc.php');
 129  
 130  if ($current_tab == 0) {
 131      //used for visual editor
 132      if (($_POST['setvisual'] && !$_POST['settext']) || $_GET['setvisual']){
 133          load_editor();
 134      }
 135  }
 136  
 137  $cid = intval($_REQUEST['cid']);
 138  $pid = intval($_REQUEST['pid']);
 139  
 140  ?>
 141  <form action="<?php echo $_SERVER['PHP_SELF']; ?>?cid=<?php echo $cid; ?>" method="post" name="form" enctype="multipart/form-data">
 142  <?php
 143  
 144      if ($cid) {
 145          //$content_row = sql_quote($content_row);
 146          if (isset($_POST['current_tab'])) {
 147              //$changes_made = check_for_changes($content_row);
 148          } else {
 149              $changes_made = array();
 150  
 151              $_POST['formatting'] = $content_row['formatting'];
 152              $_POST['title']      = $content_row['title'];
 153              $_POST['body_text']  = $content_row['text'];
 154              $_POST['keywords']   = $content_row['keywords'];
 155  
 156              $_POST['day']   = substr($content_row['release_date'], 8, 2);
 157              $_POST['month'] = substr($content_row['release_date'], 5, 2);
 158              $_POST['year']  = substr($content_row['release_date'], 0, 4);
 159              $_POST['hour']  = substr($content_row['release_date'], 11, 2);
 160              $_POST['minute']= substr($content_row['release_date'], 14, 2);
 161  
 162              $_POST['ordering'] = $_POST['new_ordering'] = $content_row['ordering'];
 163              $_POST['related'] = $contentManager->getRelatedContent($cid);
 164  
 165              $_POST['pid'] = $pid = $_POST['new_pid'] = $content_row['content_parent_id'];
 166  
 167              $_POST['related_term'] = $glossary_ids_related;
 168          }
 169      } else {
 170          $cid = 0;
 171          if (!isset($_POST['current_tab'])) {
 172              $_POST['day']  = date('d');
 173              $_POST['month']  = date('m');
 174              $_POST['year'] = date('Y');
 175              $_POST['hour'] = date('H');
 176              $_POST['minute']  = 0;
 177  
 178              if (isset($_GET['pid'])) {
 179                  $pid = intval($_GET['pid']);
 180                  $_POST['pid'] = 0;
 181                  $_POST['new_pid'] = $pid;
 182                  $_POST['ordering'] = count($contentManager->getContent(0))+1;
 183                  $_POST['new_ordering'] = count($contentManager->getContent($pid))+1;
 184              } else {
 185                  $_POST['pid'] = $_POST['new_pid'] = 0;
 186                  $_POST['ordering'] = $_POST['new_ordering'] = count($contentManager->getContent($pid))+1;
 187              }
 188              $pid = 0;
 189          }
 190          //$changes_made = check_for_changes($content_row);
 191      }
 192  
 193  
 194      echo '<input type="hidden" name="cid" value="'.$cid.'" />';
 195      echo '<input type="hidden" name="title" value="'.htmlspecialchars(stripslashes($_POST['title'])).'" />';
 196      if ($current_tab != 0) {
 197          echo '<input type="hidden" name="body_text" value="'.htmlspecialchars(stripslashes($_POST['body_text'])).'" />';
 198          echo '<input type="hidden" name="setvisual" value="'.$_POST['setvisual'].'" />';
 199          echo '<input type="hidden" name="settext" value="'.$_POST['settext'].'" />';        
 200          echo '<input type="hidden" name="formatting" value="'.$_POST['formatting'].'" />';
 201      }
 202      if ($current_tab != 1) {
 203          echo '<input type="hidden" name="new_ordering" value="'.$_POST['new_ordering'].'" />';
 204          echo '<input type="hidden" name="new_pid" value="'.$_POST['new_pid'].'" />';
 205      }
 206  
 207      echo '<input type="hidden" name="ordering" value="'.$_POST['ordering'].'" />';
 208      echo  '<input type="hidden" name="pid" value="'.$pid.'" />';
 209  
 210      echo '<input type="hidden" name="day" value="'.$_POST['day'].'" />';
 211      echo '<input type="hidden" name="month" value="'.$_POST['month'].'" />';
 212      echo '<input type="hidden" name="year" value="'.$_POST['year'].'" />';
 213      echo '<input type="hidden" name="hour" value="'.$_POST['hour'].'" />';
 214      echo '<input type="hidden" name="minute" value="'.$_POST['minute'].'" />';
 215  
 216      echo '<input type="hidden" name="current_tab" value="'.$current_tab.'" />';
 217  
 218      if (is_array($_POST['related']) && ($current_tab != 1)) {
 219          foreach($_POST['related'] as $r_id) {
 220              echo '<input type="hidden" name="related[]" value="'.$r_id.'" />';
 221          }
 222      }
 223  
 224      echo '<input type="hidden" name="keywords" value="'.htmlspecialchars(stripslashes($_POST['keywords'])).'" />';
 225  
 226      /* get glossary terms */
 227      $matches = find_terms(stripslashes($_POST['body_text']));
 228      $num_terms = count($matches[0]);
 229      $matches = $matches[0];
 230      $word = str_replace(array('[?]', '[/?]'), '', $matches);
 231  
 232      if (is_array($word)) {
 233          /* update $_POST['glossary_defs'] with any new/changed terms */
 234          for($i=0; $i<$num_terms; $i++) {
 235              $word[$i] = urlencode($word[$i]);
 236              if (!isset($_POST['glossary_defs'][$word[$i]])) {
 237                  $_POST['glossary_defs'][$word[$i]] = $glossary[$word[$i]];
 238              }
 239          }
 240      }
 241  
 242      if (is_array($_POST['glossary_defs']) && ($current_tab != 2)) {
 243          foreach($_POST['glossary_defs'] as $w => $d) {
 244              /* this term still exists in the content */
 245              if (!in_array($w, $word)) {
 246                  unset($_POST['glossary_defs'][$w]);
 247                  continue;
 248              }
 249              echo '<input type="hidden" name="glossary_defs['.$w.']" value="'.htmlspecialchars(stripslashes($d)).'" />';
 250          }
 251          if (isset($_POST['related_term'])) {
 252              foreach($_POST['related_term'] as $w => $d) {
 253                  echo '<input type="hidden" name="related_term['.$w.']" value="'.$d.'" />';
 254              }
 255          }
 256      }
 257  
 258      if ($do_check) {
 259          $changes_made = check_for_changes($content_row);
 260      }
 261  
 262  ?>
 263  <div align="center">
 264      <?php output_tabs($current_tab, $changes_made); ?>
 265  </div>
 266  <div class="input-form" style="width: 95%">
 267  
 268      <?php if ($changes_made): ?>
 269          <div class="unsaved">
 270              <span style="color:red;"><?php echo _AT('save_changes_unsaved'); ?></span> 
 271                  <input type="submit" name="submit" value="<?php echo _AT('save'); ?>" title="<?php echo _AT('save_changes'); ?> alt-s" accesskey="s" style="border: 1px solid red;" /> 
 272                  <input type="submit" name="close" class="button green" value="<?php echo _AT('close'); ?>" />  <input type="checkbox" id="close" name="save_n_close" value="1" <?php if ($_SESSION['save_n_close']) { echo 'checked="checked"'; } ?> />
 273                  <label for="close"><?php echo _AT('close_after_saving'); ?></label>
 274          </div>
 275  
 276      <?php else: ?>
 277          <div class="saved">
 278              <?php //if ($cid) { echo _AT('save_changes_saved'); } ?> <input type="submit" name="submit" value="<?php echo _AT('save'); ?>" title="<?php echo _AT('save_changes'); ?> alt-s" accesskey="s" /> <input type="submit" name="close" value="<?php echo _AT('close'); ?>" /> <input type="checkbox" style="border:0px;" id="close" name="save_n_close" value="1" <?php if ($_SESSION['save_n_close']) { echo 'checked="checked"'; } ?> /><label for="close"><?php echo _AT('close_after_saving'); ?></label>
 279          </div>
 280      <?php endif; ?>
 281  
 282      <?php include(AT_INCLUDE_PATH.'html/editor_tabs/'.$tabs[$current_tab][1]); ?>
 283  
 284  </div>
 285  </form>
 286  
 287  <?php require (AT_INCLUDE_PATH.'footer.inc.php'); ?>