Ansel_Block_RecentlyAddedGeodata::_content PHP Method

    protected function _content()
    {
        global $page_output, $registry, $injector, $prefs;
        Horde::initMap();
        $page_output->addScriptFile('map.js');
        $page_output->addScriptFile('blocks/geotag.js');
        try {
            $images = $injector->getInstance('Ansel_Storage')->getRecentImagesGeodata(null, 0, min($this->_params['limit'], 100));
        } catch (Ansel_Exception $e) {
            return $e->getMessage();
        }
        $images = array_reverse($images);
        foreach ($images as $key => $image) {
            $id = $image['image_id'];
            $gallery = $injector->getInstance('Ansel_Storage')->getGallery($image['gallery_id']);
            // Don't show locked galleries in the block.
            if (!$gallery->isOldEnough() || $gallery->hasPasswd()) {
                continue;
            }
            $style = $gallery->getStyle();
            // Generate the image view url
            $url = Ansel::getUrlFor('view', array('view' => 'Image', 'slug' => $gallery->get('slug'), 'gallery' => $gallery->id, 'image' => $id, 'gallery_view' => $style->gallery_view), true);
            $images[$key]['icon'] = strval(Ansel::getImageUrl($images[$key]['image_id'], 'mini', true));
            $images[$key]['link'] = strval($url);
            $images[$key]['markerOnly'] = false;
        }
        // URL for updating selected layer
        $layerUrl = $registry->getServiceLink('ajax', 'ansel')->setRaw(true);
        $layerUrl->url .= 'setPrefValue';
        // And the current defaultLayer, if any.
        $defaultLayer = $prefs->getValue('current_maplayer');
        $opts = array('layerUpdateEndpoint' => strval($layerUrl), 'layerUpdatePref' => 'current_maplayer', 'defaultBaseLayer' => $defaultLayer);
        $json = Horde_Serialize::serialize(array_values($images), Horde_Serialize::JSON);
        $js = array('var opts = ' . Horde_Serialize::serialize($opts, Horde_Serialize::JSON), 'new AnselBlockGeoTag(' . $json . ', opts);');
        $page_output->addInlineScript($js, true);
        return '<div id="ansel_map" style="height:' . $this->_params['height'] . 'px;"></div>';
    }