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   1  <?php
   2  /**
   3   * DokuWiki Plugin styling (Admin Component)
   4   *
   5   * @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
   6   * @author  Andreas Gohr <andi@splitbrain.org>
   7   */
   8  class admin_plugin_styling extends DokuWiki_Admin_Plugin
   9  {
  10  
  11      public $ispopup = false;
  12  
  13      /**
  14       * @return int sort number in admin menu
  15       */
  16      public function getMenuSort()
  17      {
  18          return 1000;
  19      }
  20  
  21      /**
  22       * @return bool true if only access for superuser, false is for superusers and moderators
  23       */
  24      public function forAdminOnly()
  25      {
  26          return true;
  27      }
  28  
  29      /**
  30       * handle the different actions (also called from ajax)
  31       */
  32      public function handle()
  33      {
  34          global $INPUT;
  35          $run = $INPUT->extract('run')->str('run');
  36          if (!$run) return;
  37          if(!checkSecurityToken()) return;
  38          $run = 'run'.ucfirst($run);
  39          $this->$run();
  40      }
  41  
  42      /**
  43       * Render HTML output, e.g. helpful text and a form
  44       */
  45      public function html()
  46      {
  47          $class = 'nopopup';
  48          if ($this->ispopup) $class = 'ispopup page';
  49  
  50          echo '<div id="plugin__styling" class="'.$class.'">';
  51          ptln('<h1>'.$this->getLang('menu').'</h1>');
  52          $this->form();
  53          echo '</div>';
  54      }
  55  
  56      /**
  57       * Create the actual editing form
  58       */
  59      public function form()
  60      {
  61          global $conf;
  62          global $ID;
  63  
  64          $styleUtil = new \dokuwiki\StyleUtils($conf['template'], true, true);
  65          $styleini     = $styleUtil->cssStyleini();
  66          $replacements = $styleini['replacements'];
  67  
  68          if ($this->ispopup) {
  69              $target = DOKU_BASE.'lib/plugins/styling/popup.php';
  70          } else {
  71              $target = wl($ID, array('do' => 'admin', 'page' => 'styling'));
  72          }
  73  
  74          if (empty($replacements)) {
  75              echo '<p class="error">'.$this->getLang('error').'</p>';
  76          } else {
  77              echo $this->locale_xhtml('intro');
  78  
  79              echo '<form class="styling" method="post" action="'.$target.'">';
  80              formSecurityToken();
  81  
  82              echo '<table><tbody>';
  83              foreach ($replacements as $key => $value) {
  84                  $name = tpl_getLang($key);
  85                  if (empty($name)) $name = $this->getLang($key);
  86                  if (empty($name)) $name = $key;
  87  
  88                  echo '<tr>';
  89                  echo '<td><label for="tpl__'.hsc($key).'">'.$name.'</label></td>';
  90                  echo '<td><input type="'.$this->colorType($value).'" name="tpl['.hsc($key).']" id="tpl__'.hsc($key).'"
  91                      value="'.hsc($this->colorValue($value)).'" dir="ltr" required="required"/></td>';
  92                  echo '</tr>';
  93              }
  94              echo '</tbody></table>';
  95  
  96              echo '<p>';
  97              echo '<button type="submit" name="run[preview]" class="btn_preview primary">'.
  98                  $this->getLang('btn_preview').'</button> ';
  99              #FIXME only if preview.ini exists:
 100              echo '<button type="submit" name="run[reset]">'.$this->getLang('btn_reset').'</button>';
 101              echo '</p>';
 102  
 103              echo '<p>';
 104              echo '<button type="submit" name="run[save]" class="primary">'.$this->getLang('btn_save').'</button>';
 105              echo '</p>';
 106  
 107              echo '<p>';
 108              #FIXME only if local.ini exists:
 109              echo '<button type="submit" name="run[revert]">'.$this->getLang('btn_revert').'</button>';
 110              echo '</p>';
 111  
 112              echo '</form>';
 113  
 114              echo tpl_locale_xhtml('style');
 115          }
 116      }
 117  
 118      /**
 119       * Adjust three char color codes to the 6 char one supported by browser's color input
 120       *
 121       * @param string $value
 122       * @return string
 123       */
 124      protected function colorValue($value)
 125      {
 126          if (preg_match('/^#([0-9a-fA-F])([0-9a-fA-F])([0-9a-fA-F])$/', $value, $match)) {
 127              return '#' . $match[1] . $match[1] . $match[2] . $match[2] . $match[3] . $match[3];
 128          }
 129          return $value;
 130      }
 131  
 132      /**
 133       * Decide the input type based on the value
 134       *
 135       * @param string $value
 136       * @return string color|text
 137       */
 138      protected function colorType($value)
 139      {
 140          if (preg_match('/^#([0-9a-fA-F]{3}){1,2}$/', $value)) {
 141              return 'color';
 142          } else {
 143              return 'text';
 144          }
 145      }
 146  
 147      /**
 148       * saves the preview.ini (alos called from ajax directly)
 149       */
 150      public function runPreview()
 151      {
 152          global $conf;
 153          $ini = $conf['cachedir'].'/preview.ini';
 154          io_saveFile($ini, $this->makeini());
 155      }
 156  
 157      /**
 158       * deletes the preview.ini
 159       */
 160      protected function runReset()
 161      {
 162          global $conf;
 163          $ini = $conf['cachedir'].'/preview.ini';
 164          io_saveFile($ini, '');
 165      }
 166  
 167      /**
 168       * deletes the local style.ini replacements
 169       */
 170      protected function runRevert()
 171      {
 172          $this->replaceIni('');
 173          $this->runReset();
 174      }
 175  
 176      /**
 177       * save the local style.ini replacements
 178       */
 179      protected function runSave()
 180      {
 181          $this->replaceIni($this->makeini());
 182          $this->runReset();
 183      }
 184  
 185      /**
 186       * create the replacement part of a style.ini from submitted data
 187       *
 188       * @return string
 189       */
 190      protected function makeini()
 191      {
 192          global $INPUT;
 193  
 194          $ini = "[replacements]\n";
 195          $ini .= ";These overwrites have been generated from the Template styling Admin interface\n";
 196          $ini .= ";Any values in this section will be overwritten by that tool again\n";
 197          foreach ($INPUT->arr('tpl') as $key => $val) {
 198              $ini .= $key.' = "'.addslashes($val).'"'."\n";
 199          }
 200  
 201          return $ini;
 202      }
 203  
 204      /**
 205       * replaces the replacement parts in the local ini
 206       *
 207       * @param string $new the new ini contents
 208       */
 209      protected function replaceIni($new)
 210      {
 211          global $conf;
 212          $ini = DOKU_CONF."tpl/".$conf['template']."/style.ini";
 213          if (file_exists($ini)) {
 214              $old = io_readFile($ini);
 215              $old = preg_replace('/\[replacements\]\n.*?(\n\[.*]|$)/s', '\\1', $old);
 216              $old = trim($old);
 217          } else {
 218              $old = '';
 219          }
 220  
 221          io_makeFileDir($ini);
 222          io_saveFile($ini, "$old\n\n$new");
 223      }
 224  }
 225  
 226  // vim:ts=4:sw=4:et: