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   1  <?php
   2  /**
   3   * Permalink settings administration panel.
   4   *
   5   * @package WordPress
   6   * @subpackage Administration
   7   */
   8  
   9  /** WordPress Administration Bootstrap */
  10  require_once ('admin.php');
  11  
  12  $title = __('Permalink Settings');
  13  $parent_file = 'options-general.php';
  14  
  15  /**
  16   * Display JavaScript on the page.
  17   *
  18   * @package WordPress
  19   * @subpackage Permalink_Settings_Panel
  20   */
  21  function add_js() {
  22  ?>
  23  <script type="text/javascript">
  24  //<![CDATA[
  25  function GetElementsWithClassName(elementName, className) {
  26  var allElements = document.getElementsByTagName(elementName);
  27  var elemColl = new Array();
  28  for (i = 0; i < allElements.length; i++) {
  29  if (allElements[i].className == className) {
  30  elemColl[elemColl.length] = allElements[i];
  31  }
  32  }
  33  return elemColl;
  34  }
  35  
  36  function upit() {
  37  var inputColl = GetElementsWithClassName('input', 'tog');
  38  var structure = document.getElementById('permalink_structure');
  39  var inputs = '';
  40  for (i = 0; i < inputColl.length; i++) {
  41  if ( inputColl[i].checked && inputColl[i].value != '') {
  42  inputs += inputColl[i].value + ' ';
  43  }
  44  }
  45  inputs = inputs.substr(0,inputs.length - 1);
  46  if ( 'custom' != inputs )
  47  structure.value = inputs;
  48  }
  49  
  50  function blurry() {
  51  if (!document.getElementById) return;
  52  
  53  var structure = document.getElementById('permalink_structure');
  54  structure.onfocus = function () { document.getElementById('custom_selection').checked = 'checked'; }
  55  
  56  var aInputs = document.getElementsByTagName('input');
  57  
  58  for (var i = 0; i < aInputs.length; i++) {
  59  aInputs[i].onclick = aInputs[i].onkeyup = upit;
  60  }
  61  }
  62  
  63  window.onload = blurry;
  64  //]]>
  65  </script>
  66  <?php
  67  }
  68  add_filter('admin_head', 'add_js');
  69  
  70  include ('admin-header.php');
  71  
  72  $home_path = get_home_path();
  73  
  74  if ( isset($_POST['permalink_structure']) || isset($_POST['category_base']) ) {
  75      check_admin_referer('update-permalink');
  76  
  77      if ( isset($_POST['permalink_structure']) ) {
  78          $permalink_structure = $_POST['permalink_structure'];
  79          if (! empty($permalink_structure) )
  80              $permalink_structure = preg_replace('#/+#', '/', '/' . $_POST['permalink_structure']);
  81          $wp_rewrite->set_permalink_structure($permalink_structure);
  82      }
  83  
  84      if ( isset($_POST['category_base']) ) {
  85          $category_base = $_POST['category_base'];
  86          if (! empty($category_base) )
  87              $category_base = preg_replace('#/+#', '/', '/' . $_POST['category_base']);
  88          $wp_rewrite->set_category_base($category_base);
  89      }
  90  
  91      if ( isset($_POST['tag_base']) ) {
  92          $tag_base = $_POST['tag_base'];
  93          if (! empty($tag_base) )
  94              $tag_base = preg_replace('#/+#', '/', '/' . $_POST['tag_base']);
  95          $wp_rewrite->set_tag_base($tag_base);
  96      }
  97  }
  98  
  99  $permalink_structure = get_option('permalink_structure');
 100  $category_base = get_option('category_base');
 101  $tag_base = get_option( 'tag_base' );
 102  
 103  if ( (!file_exists($home_path.'.htaccess') && is_writable($home_path)) || is_writable($home_path.'.htaccess') )
 104      $writable = true;
 105  else
 106      $writable = false;
 107  
 108  if ($wp_rewrite->using_index_permalinks())
 109      $usingpi = true;
 110  else
 111      $usingpi = false;
 112  
 113  $wp_rewrite->flush_rules();
 114  ?>
 115  
 116  <?php if (isset($_POST['submit'])) : ?>
 117  <div id="message" class="updated fade"><p><?php
 118  if ( $permalink_structure && !$usingpi && !$writable )
 119      _e('You should update your .htaccess now.');
 120  else
 121      _e('Permalink structure updated.');
 122  ?></p></div>
 123  <?php endif; ?>
 124  
 125  <div class="wrap">
 126  <?php screen_icon(); ?>
 127  <h2><?php echo wp_specialchars( $title ); ?></h2>
 128  
 129  <form name="form" action="options-permalink.php" method="post">
 130  <?php wp_nonce_field('update-permalink') ?>
 131  
 132    <p><?php _e('By default WordPress uses web <abbr title="Universal Resource Locator">URL</abbr>s which have question marks and lots of numbers in them, however WordPress offers you the ability to create a custom URL structure for your permalinks and archives. This can improve the aesthetics, usability, and forward-compatibility of your links. A <a href="http://codex.wordpress.org/Using_Permalinks">number of tags are available</a>, and here are some examples to get you started.'); ?></p>
 133  
 134  <?php
 135  $prefix = '';
 136  
 137  if ( ! got_mod_rewrite() )
 138      $prefix = '/index.php';
 139  
 140  $structures = array(
 141      '',
 142      $prefix . '/%year%/%monthnum%/%day%/%postname%/',
 143      $prefix . '/%year%/%monthnum%/%postname%/',
 144      $prefix . '/archives/%post_id%'
 145      );
 146  ?>
 147  <h3><?php _e('Common settings'); ?></h3>
 148  <table class="form-table">
 149      <tr>
 150          <th><label><input name="selection" type="radio" value="" class="tog" <?php checked('', $permalink_structure); ?> /> <?php _e('Default'); ?></label></th>
 151          <td><code><?php echo get_option('home'); ?>/?p=123</code></td>
 152      </tr>
 153      <tr>
 154          <th><label><input name="selection" type="radio" value="<?php echo $structures[1]; ?>" class="tog" <?php checked($structures[1], $permalink_structure); ?> /> <?php _e('Day and name'); ?></label></th>
 155          <td><code><?php echo get_option('home') . $prefix . '/' . date('Y') . '/' . date('m') . '/' . date('d') . '/sample-post/'; ?></code></td>
 156      </tr>
 157      <tr>
 158          <th><label><input name="selection" type="radio" value="<?php echo $structures[2]; ?>" class="tog" <?php checked($structures[2], $permalink_structure); ?> /> <?php _e('Month and name'); ?></label></th>
 159          <td><code><?php echo get_option('home') . $prefix . '/' . date('Y') . '/' . date('m') . '/sample-post/'; ?></code></td>
 160      </tr>
 161      <tr>
 162          <th><label><input name="selection" type="radio" value="<?php echo $structures[3]; ?>" class="tog" <?php checked($structures[3], $permalink_structure); ?> /> <?php _e('Numeric'); ?></label></th>
 163          <td><code><?php echo get_option('home') . $prefix  ; ?>/archives/123</code></td>
 164      </tr>
 165      <tr>
 166          <th>
 167              <label><input name="selection" id="custom_selection" type="radio" value="custom" class="tog"
 168              <?php if ( !in_array($permalink_structure, $structures) ) { ?>
 169              checked="checked"
 170              <?php } ?>
 171               />
 172              <?php _e('Custom Structure'); ?>
 173              </label>
 174          </th>
 175          <td>
 176              <input name="permalink_structure" id="permalink_structure" type="text" value="<?php echo attribute_escape($permalink_structure); ?>" class="regular-text code" />
 177          </td>
 178      </tr>
 179  </table>
 180  
 181  <h3><?php _e('Optional'); ?></h3>
 182  <?php if ($is_apache) : ?>
 183      <p><?php _e('If you like, you may enter custom structures for your category and tag <abbr title="Universal Resource Locator">URL</abbr>s here. For example, using <kbd>topics</kbd> as your category base would make your category links like <code>http://example.org/topics/uncategorized/</code>. If you leave these blank the defaults will be used.') ?></p>
 184  <?php else : ?>
 185      <p><?php _e('If you like, you may enter custom structures for your category and tag <abbr title="Universal Resource Locator">URL</abbr>s here. For example, using <code>topics</code> as your category base would make your category links like <code>http://example.org/index.php/topics/uncategorized/</code>. If you leave these blank the defaults will be used.') ?></p>
 186  <?php endif; ?>
 187  
 188  <table class="form-table">
 189      <tr>
 190          <th><label for="category_base"><?php _e('Category base'); ?></label></th>
 191          <td><input name="category_base" id="category_base" type="text" value="<?php echo attribute_escape($category_base); ?>" class="regular-text code" /></td>
 192      </tr>
 193      <tr>
 194          <th><label for="tag_base"><?php _e('Tag base'); ?></label></th>
 195          <td><input name="tag_base" id="tag_base" type="text" value="<?php echo attribute_escape($tag_base); ?>" class="regular-text code" /></td>
 196      </tr>
 197      <?php do_settings_fields('permalink', 'optional'); ?>
 198  </table>
 199  
 200  <?php do_settings_sections('permalink'); ?>
 201  
 202  <p class="submit">
 203      <input type="submit" name="submit" class="button-primary" value="<?php _e('Save Changes') ?>" />
 204  </p>
 205    </form>
 206  <?php if ( $permalink_structure && !$usingpi && !$writable ) : ?>
 207    <p><?php _e('If your <code>.htaccess</code> file were <a href="http://codex.wordpress.org/Changing_File_Permissions">writable</a>, we could do this automatically, but it isn&#8217;t so these are the mod_rewrite rules you should have in your <code>.htaccess</code> file. Click in the field and press <kbd>CTRL + a</kbd> to select all.') ?></p>
 208  <form action="options-permalink.php" method="post">
 209  <?php wp_nonce_field('update-permalink') ?>
 210      <p><textarea rows="6" class="large-text readonly" name="rules" id="rules" readonly="readonly"><?php echo wp_specialchars($wp_rewrite->mod_rewrite_rules()); ?></textarea></p>
 211  </form>
 212  <?php endif; ?>
 213  
 214  </div>
 215  
 216  <?php require ('./admin-footer.php'); ?>