示例#1
0
 /**
  * Short captions and descriptions attached to images with a "labels.txt" file.
  * @return An array of SIGPlusImageLabel instances, or an empty array of no "labels.txt" file is found.
  */
 public function getLabels($imagedirectory, $labelsfilename, &$defaultcaption, &$defaultdescription)
 {
     if ($remote = is_remote_path($imagedirectory)) {
         $urlparts = parse_url($imagedirectory);
         // read labels file
         $contents = $this->getLabelsFileContentsRemote($urlparts, $labelsfilename);
     } else {
         // read labels file
         $contents = $this->getLabelsFileContents($imagedirectory, $labelsfilename);
     }
     if ($contents === false) {
         return array();
     }
     // remove UTF-8 BOM and normalize line endings
     if (!strcmp("", substr($contents, 0, 3))) {
         // file starts with UTF-8 BOM
         $contents = substr($contents, 3);
         // remove UTF-8 BOM
     }
     $contents = str_replace("\r", "\n", $contents);
     // normalize line endings
     // split into lines
     $matches = array();
     preg_match_all('/^([^|\\n]+)(?:[|]([^|\\n]*)(?:[|]([^\\n]*))?)?$/mu', $contents, $matches, PREG_SET_ORDER);
     if (version_compare(PHP_VERSION, '5.2.0') >= 0) {
         switch (preg_last_error()) {
             case PREG_BAD_UTF8_ERROR:
                 throw new SIGPlusEncodingException($labelsfile);
         }
     }
     // parse individual entries
     $labels = array();
     foreach ($matches as $match) {
         $imagefile = $match[1];
         $caption = count($match) > 2 ? $match[2] : false;
         $description = count($match) > 3 ? $match[3] : false;
         if ($imagefile == '*') {
             // set default label
             $defaultcaption = $caption;
             $defaultdescription = $description;
         } else {
             if (is_remote_path($imagefile)) {
                 // a URL to a remote image
                 $imagefile = safeurlencode($imagefile);
             } elseif ($remote) {
                 // an image imported from a remote labels file
                 $imagefile = http_build_url($urlparts, array('path' => $imagefile), HTTP_URL_JOIN_PATH | HTTP_URL_STRIP_QUERY | HTTP_URL_STRIP_FRAGMENT);
             } else {
                 // a local image
                 $imagefile = file_exists_case_insensitive($imagedirectory . DIRECTORY_SEPARATOR . $imagefile);
                 if ($imagefile === false) {
                     // check that image file truly exists
                     continue;
                 }
             }
             $labels[] = new SIGPlusImageLabel($imagefile, $caption, $description);
         }
     }
     return $labels;
 }
示例#2
0
文件: sigplus.php 项目: grlf/eyedock
 /**
  * Generates image thumbnails with alternate text, title and lightbox pop-up activation on mouse click.
  * This method is to be called as a regular expression replace callback.
  * Any error messages are printed to screen.
  * @param $match A regular expression match.
  */
 public function getGalleryRegexReplacementExpanded($match)
 {
     $imagereference = $match[2];
     if (is_remote_path($imagereference)) {
         $imagereference = safeurlencode($imagereference);
     }
     return $this->core->getGalleryHtml($imagereference, $match[1]);
 }