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   1  <?php
   2  require_once ('admin.php');
   3  
   4  $title = __("Edit Plugins");
   5  $parent_file = 'plugins.php';
   6  
   7  wp_reset_vars(array('action', 'redirect', 'profile', 'error', 'warning', 'a', 'file'));
   8  
   9  $plugins = get_plugins();
  10  $plugin_files = array_keys($plugins);
  11  
  12  if (empty($file)) {
  13      $file = $plugin_files[0];
  14  }
  15  
  16  $file = validate_file_to_edit($file, $plugin_files);
  17  $real_file = get_real_file_to_edit( PLUGINDIR . "/$file");
  18  
  19  switch($action) {
  20  
  21  case 'update':
  22  
  23      check_admin_referer('edit-plugin_' . $file);
  24  
  25      if ( !current_user_can('edit_plugins') )
  26          wp_die('<p>'.__('You do not have sufficient permissions to edit templates for this blog.').'</p>');
  27  
  28      $newcontent = stripslashes($_POST['newcontent']);
  29      if (is_writeable($real_file)) {
  30          $f = fopen($real_file, 'w+');
  31          fwrite($f, $newcontent);
  32          fclose($f);
  33  
  34          // Deactivate so we can test it.
  35          $current = get_option('active_plugins');
  36          if ( in_array($file, $current) || isset($_POST['phperror']) ) {
  37              if ( in_array($file, $current) ) {
  38                  array_splice($current, array_search( $file, $current), 1 ); // Array-fu!
  39                  update_option('active_plugins', $current);
  40              }
  41              wp_redirect(add_query_arg('_wpnonce', wp_create_nonce('edit-plugin-test_' . $file), "plugin-editor.php?file=$file&liveupdate=1"));
  42              exit();
  43          }
  44          wp_redirect("plugin-editor.php?file=$file&a=te");
  45      } else {
  46          wp_redirect("plugin-editor.php?file=$file");
  47      }
  48  
  49      exit();
  50  
  51  break;
  52  
  53  default:
  54  
  55      if ( !current_user_can('edit_plugins') )
  56          wp_die('<p>'.__('You do not have sufficient permissions to edit plugins for this blog.').'</p>');
  57  
  58      if ( $_GET['liveupdate'] ) {
  59          check_admin_referer('edit-plugin-test_' . $file);
  60          $current = get_option('active_plugins');
  61          $plugin = $file;
  62          if ( validate_file($plugin) )
  63              wp_die(__('Invalid plugin.'));
  64          if ( ! file_exists(ABSPATH . PLUGINDIR . '/' . $plugin) )
  65              wp_die(__('Plugin file does not exist.'));
  66          if (!in_array($plugin, $current)) {
  67              wp_redirect("plugin-editor.php?file=$file&phperror=1"); // we'll override this later if the plugin can be included without fatal error
  68              @include(ABSPATH . PLUGINDIR . '/' . $plugin);
  69              $current[] = $plugin;
  70              sort($current);
  71              update_option('active_plugins', $current);
  72          }
  73          wp_redirect("plugin-editor.php?file=$file&a=te");
  74      }
  75  
  76      require_once ('admin-header.php');
  77  
  78      update_recently_edited(PLUGINDIR . "/$file");
  79  
  80      if (!is_file($real_file))
  81          $error = 1;
  82  
  83      if (!$error) {
  84          $f = fopen($real_file, 'r');
  85          $content = fread($f, filesize($real_file));
  86          $content = htmlspecialchars($content);
  87      }
  88  
  89      ?>
  90  <?php if (isset($_GET['a'])) : ?>
  91   <div id="message" class="updated fade"><p><?php _e('File edited successfully.') ?></p></div>
  92  <?php elseif (isset($_GET['phperror'])) : ?>
  93   <div id="message" class="updated fade"><p><?php _e('This plugin has been deactivated because your changes resulted in a <strong>fatal error</strong>.') ?></p></div>
  94  <?php endif; ?>
  95   <div class="wrap">
  96      <?php
  97      if ( in_array($file, (array) get_option('active_plugins')) ) {
  98          if (is_writeable($real_file)) {
  99              echo '<h2>' . sprintf(__('Editing <strong>%s</strong> (active)'), $file) . '</h2>';
 100          } else {
 101          echo '<h2>' . sprintf(__('Browsing <strong>%s</strong> (active)'), $file) . '</h2>';
 102          }
 103      } else {
 104          if (is_writeable($real_file)) {
 105              echo '<h2>' . sprintf(__('Editing <strong>%s</strong> (inactive)'), $file) . '</h2>';
 106          } else {
 107          echo '<h2>' . sprintf(__('Browsing <strong>%s</strong> (inactive)'), $file) . '</h2>';
 108          }
 109      }
 110      ?>
 111      <div id="templateside">
 112  <h3><?php _e('Plugin files') ?></h3>
 113  
 114  <?php
 115  if ($plugin_files) :
 116  ?>
 117      <ul>
 118      <?php foreach($plugin_files as $plugin_file) : ?>
 119           <li><a href="plugin-editor.php?file=<?php echo "$plugin_file"; ?>"><?php echo $plugins[$plugin_file]['Name']; ?></a></li>
 120      <?php endforeach; ?>
 121      </ul>
 122  <?php endif; ?>
 123  </div>
 124  <?php    if (!$error) { ?>
 125      <form name="template" id="template" action="plugin-editor.php" method="post">
 126      <?php wp_nonce_field('edit-plugin_' . $file) ?>
 127          <div><textarea cols="70" rows="25" name="newcontent" id="newcontent" tabindex="1"><?php echo $content ?></textarea>
 128          <input type="hidden" name="action" value="update" />
 129          <input type="hidden" name="file" value="<?php echo $file ?>" />
 130          </div>
 131  <?php if ( is_writeable($real_file) ) : ?>
 132      <?php if ( in_array($file, (array) get_option('active_plugins')) ) { ?>
 133          <p><?php _e('<strong>Warning:</strong> Making changes to active plugins is not recommended.  If your changes cause a fatal error, the plugin will be automatically deactivated.'); ?></p>
 134      <?php } ?>
 135      <p class="submit">
 136      <?php
 137          if ( isset($_GET['phperror']) )
 138              echo "<input type='hidden' name='phperror' value='1' /><input type='submit' name='submit' value='" . __('Update File and Attempt to Reactivate &raquo;') . "' tabindex='2' />";
 139          else
 140              echo "<input type='submit' name='submit' value='" . __('Update File &raquo;') . "' tabindex='2' />";
 141      ?>
 142      </p>
 143  <?php else : ?>
 144      <p><em><?php _e('If this file were writable you could edit it.'); ?></em></p>
 145  <?php endif; ?>
 146   </form>
 147  <?php
 148      } else {
 149          echo '<div class="error"><p>' . __('Oops, no such file exists! Double check the name and try again, merci.') . '</p></div>';
 150      }
 151  ?>
 152  <div class="clear"> &nbsp; </div>
 153  </div>
 154  <?php
 155  break;
 156  }
 157  
 158  include ("admin-footer.php") ?>