/** * JSON representation of this gallery's images. We don't use * Ansel_Gallery::toJson() on purpose since that is a general jsonification * of the gallery data. This method is specific to the view, paging, links * etc... * * @param Ansel_Gallery $gallery The gallery to represent in this view * @param array $params An array of parameters for this method: * <pre> * full - Should a full URL be generated? [false] * from - Starting image count [0] * count - The number of images to include (starting at from) [0] * image_view - The type of ImageGenerator to obtain the src url for. [screen] * view_links - Should the JSON include links to the Image and/or Gallery View? [false] * perpage - Number of images per page [from user prefs] * </pre> * * @return string A serialized JSON array. */ public static function json(Ansel_Gallery $gallery, $params = array()) { global $conf, $prefs; $default = array('full' => false, 'from' => 0, 'count' => 0, 'image_view' => 'screen', 'view_links' => false, 'perpage' => $prefs->getValue('tilesperpage', $conf['thumbnail']['perpage'])); $params = array_merge($default, $params); $json = array(); $curimage = 0; $curpage = 0; if (empty($params['images'])) { $images = $gallery->getImages($params['from'], $params['count']); } $style = $gallery->getStyle(); if ($params['image_view'] == 'thumb' && !empty($params['generator'])) { $style->thumbstyle = $params['generator']; } foreach ($images as $image) { // Calculate the page this image will appear on in the gallery view. if (++$curimage > $params['perpage']) { ++$curpage; $curimage = 0; } $data = array((string) Ansel::getImageUrl($image->id, $params['image_view'], $params['full'], $style), htmlspecialchars($image->filename), $GLOBALS['injector']->getInstance('Horde_Core_Factory_TextFilter')->filter($image->caption, 'text2html', array('parselevel' => Horde_Text_Filter_Text2html::MICRO_LINKURL)), $image->id, $curpage); if ($params['view_links']) { $data[] = (string) Ansel::getUrlFor('view', array('gallery' => $gallery->id, 'slug' => $gallery->get('slug'), 'image' => $image->id, 'view' => 'Image', 'page' => $curpage), true); $data[] = (string) Ansel::getUrlFor('view', array('gallery' => $image->gallery, 'slug' => $gallery->get('slug'), 'view' => 'Gallery'), true); } // Source, Width, Height, Name, Caption, Image Id, Gallery Page $json[] = $data; } return Horde_Serialize::serialize($json, Horde_Serialize::JSON); }