PHP metadata函数代码示例

function emiglio_exhibit_builder_page_nav($exhibitPage = null, $currentPageId)
{
    if (!$exhibitPage) {
        $exhibitPage = get_current_record('exhibit_page');
    }
    $parents = array();
    $currentPage = get_record_by_id('Exhibit Page', $currentPageId);
    while ($currentPage->parent_id) {
        $currentPage = $currentPage->getParent();
        array_unshift($parents, $currentPage->id);
    }
    $class = '';
    $class .= $exhibitPage->id == $currentPageId ? 'current' : '';
    $parent = array_search($exhibitPage->id, $parents) !== false ? ' parent' : '';
    $html = '<li class="' . $class . $parent . '">' . '<a href="' . exhibit_builder_exhibit_uri(get_current_record('exhibit'), $exhibitPage) . '">' . metadata($exhibitPage, 'title') . '</a>';
    $children = $exhibitPage->getChildPages();
    if ($children) {
        $html .= '<ul>';
        foreach ($children as $child) {
            $html .= emiglio_exhibit_builder_page_nav($child, $currentPageId);
            release_object($child);
        }
        $html .= '</ul>';
    }
    $html .= '</li>';
    return $html;
}

 public function sliderExhibitAttachment($attachment)
 {
     $item = $attachment->getItem();
     $file = $attachment->getFile();
     if ($file) {
         if (!isset($fileOptions['imgAttributes']['alt'])) {
             $fileOptions['imgAttributes']['alt'] = metadata($item, array('Dublin Core', 'Title'), array('no_escape' => true));
         }
         if ($forceImage) {
             $imageSize = isset($fileOptions['imageSize']) ? $fileOptions['imageSize'] : 'square_thumbnail';
             $image = file_image($imageSize, $fileOptions['imgAttributes'], $file);
             $html = exhibit_builder_link_to_exhibit_item($image, $linkProps, $item);
         } else {
             if (!isset($fileOptions['linkAttributes']['href'])) {
                 $fileOptions['linkAttributes']['href'] = exhibit_builder_exhibit_item_uri($item);
             }
             $html = file_markup($file, $fileOptions, null);
         }
     } else {
         if ($item) {
             $html = exhibit_builder_link_to_exhibit_item(null, $linkProps, $item);
         }
     }
     // Don't show a caption if we couldn't show the Item or File at all
     if (isset($html)) {
         if (!is_string($attachment['caption']) || $attachment['caption'] == '') {
             return '';
         }
         $html .= '<div class="exhibit-item-caption">' . $attachment['caption'] . '</div>';
         return apply_filters('exhibit_attachment_caption', $html, array('attachment' => $attachment));
     } else {
         $html = '';
     }
     return apply_filters('exhibit_attachment_markup', $html, compact('attachment', 'fileOptions', 'linkProps', 'forceImage'));
 }

 public function itemGoogleMap($item = null, $width = '200px', $height = '200px', $hasBalloonForMarker = false, $markerHtmlClassName = 'geolocation_balloon')
 {
     $divId = "item-map-{$item->id}";
     $location = get_db()->getTable('Location')->findLocationByItem($item, true);
     // Only set the center of the map if this item actually has a location
     // associated with it
     if ($location) {
         $center['latitude'] = $location->latitude;
         $center['longitude'] = $location->longitude;
         $center['zoomLevel'] = $location->zoom_level;
         $center['show'] = true;
         if ($hasBalloonForMarker) {
             $titleLink = link_to_item(metadata($item, array('Dublin Core', 'Title'), array(), $item), array(), 'show', $item);
             $thumbnailLink = !item_image('thumbnail') ? '' : link_to_item(item_image('thumbnail', array(), 0, $item), array(), 'show', $item);
             $description = metadata($item, array('Dublin Core', 'Description'), array('snippet' => 150), $item);
             $center['markerHtml'] = '<div class="' . $markerHtmlClassName . '">' . '<div class="geolocation_balloon_title">' . $titleLink . '</div>' . '<div class="geolocation_balloon_thumbnail">' . $thumbnailLink . '</div>' . '<p class="geolocation_balloon_description">' . $description . '</p></div>';
         }
         $options = array();
         $options['mapType'] = get_option('geolocation_map_type');
         $center = js_escape($center);
         $options = js_escape($options);
         $style = "width: {$width}; height: {$height}";
         $html = '<div id="' . $divId . '" class="map geolocation-map" style="' . $style . '"></div>';
         $js = "var " . Inflector::variablize($divId) . ";";
         $js .= "OmekaMapSingle = new OmekaMapSingle(" . js_escape($divId) . ", {$center}, {$options}); ";
         $html .= "<script type='text/javascript'>{$js}</script>";
     } else {
         $html = '<p class="map-notification">' . __('This item has no location info associated with it.') . '</p>';
     }
     return $html;
 }

 /**
  * Return the markup for displaying an exhibit attachment.
  *
  * @param ExhibitBlockAttachment $attachment
  * @param array $fileOptions Array of options for file_markup
  * @param array $linkProps Array of options for exhibit_builder_link_to_exhibit_item
  * @param boolean $forceImage Whether to display the attachment as an image
  *  always Defaults to false.
  * @return string
  */
 public function exhibitAttachmentLightboxBook($attachment, $fileOptions = array(), $linkProps = array(), $forceImage = false, $pageCount = 0)
 {
     $item = $attachment->getItem();
     $file = $attachment->getFile();
     $caption = $attachment['caption'];
     if ($file) {
         if (!isset($fileOptions['imgAttributes']['alt'])) {
             $fileOptions['imgAttributes']['alt'] = metadata($item, array('Dublin Core', 'Title'));
         }
         if (!isset($fileOptions['linkAttributes']['data-lightbox'])) {
             $fileOptions['linkAttributes']['data-lightbox'] = 'lightbox-gallery';
         }
         if ($caption) {
             $fileOptions['linkAttributes']['data-title'] = $caption;
         }
         if ($pageCount > 0) {
             $fileOptions['linkAttributes']['class'] = "download-file later-pages";
         }
         if ($forceImage) {
             $imageSize = isset($fileOptions['imageSize']) ? $fileOptions['imageSize'] : 'square_thumbnail';
             $image = file_image($imageSize, $fileOptions['imgAttributes'], $file);
             $html = exhibit_builder_link_to_exhibit_item($image, $linkProps, $item);
         } else {
             $html = file_markup($file, $fileOptions, null);
         }
     } else {
         if ($item) {
             $html = exhibit_builder_link_to_exhibit_item(null, $linkProps, $item);
         }
     }
     return apply_filters('exhibit_attachment_markup', $html, compact('attachment', 'fileOptions', 'linkProps', 'forceImage'));
 }

 public function viewAction()
 {
     $id = $this->getParam('id');
     $item = get_record_by_id('Item', $id);
     if (empty($item)) {
         throw new Omeka_Controller_Exception_404();
     }
     $relations = metadata($item, array('Dublin Core', 'Relation'), array('all' => true, 'no_escape' => true, 'no_filter' => true));
     // Currently, only support gDoc urls.
     $tableUrl = '';
     $baseUrl = 'https://spreadsheets.google.com/feeds/list/';
     $endUrl = '/public/values';
     foreach ($relations as $relation) {
         if (strpos($relation, $baseUrl) === 0 && substr_compare($relation, $endUrl, -strlen($endUrl), strlen($endUrl)) === 0) {
             $tableUrl = $relation;
             break;
         }
     }
     if (empty($tableUrl)) {
         $this->_helper->flashMessenger(__('This item has no table of images.'), 'error');
         return $this->forward('show', 'items', 'default', array('module' => null, 'controller' => 'items', 'action' => 'show', 'id' => $item->id));
     }
     $this->_prepareViewer($item);
     $this->view->tableUrl = $tableUrl . '?alt=json-in-script&callback=spreadsheetLoaded';
 }

 /**
  * Get the sources for a video stream.
  *
  * @param Item $item
  * @return array The list of sources.
  */
 public function videoStreamSources($item = null)
 {
     $view = $this->view;
     if (is_null($item)) {
         $item = get_current_record('item');
     }
     $sources = array();
     if (get_option('videostream_jwplayer_flash_streaming')) {
         $segmentFlashUrl = metadata($item, array('Streaming Video', 'Video Streaming URL'));
         $segmentFlashType = metadata($item, array('Streaming Video', 'Video Type'));
         $segmentFlashFile = metadata($item, array('Streaming Video', 'Video Filename'));
         $sources[] = array('file' => $segmentFlashUrl . $segmentFlashType . $segmentFlashFile);
     }
     if (get_option('videostream_jwplayer_http_streaming')) {
         $segmentHttpDir = metadata($item, array('Streaming Video', 'HTTP Streaming Directory'));
         $segmentHttpFile = metadata($item, array('Streaming Video', 'HTTP Video Filename'));
         $sources[] = array('file' => $segmentHttpDir . $segmentHttpFile);
     }
     if (get_option('videostream_jwplayer_hls_streaming')) {
         $segmentHlsDir = metadata($item, array('Streaming Video', 'HLS Streaming Directory'));
         $segmentHlsFile = metadata($item, array('Streaming Video', 'HLS Video Filename'));
         $sources[] = array('file' => $segmentHlsDir . $segmentHlsFile);
     }
     return $sources;
 }

 /**
  * This takes an Omeka_Record instance and returns a populated
  * Apache_Solr_Document.
  *
  * @param Omeka_Record $item The record to index.
  *
  * @return Apache_Solr_Document
  * @author Eric Rochester <erochest@virginia.edu>
  **/
 public static function itemToDocument($item)
 {
     $fields = get_db()->getTable('SolrSearchField');
     $doc = new Apache_Solr_Document();
     $doc->setField('id', "Item_{$item->id}");
     $doc->setField('resulttype', 'Item');
     $doc->setField('model', 'Item');
     $doc->setField('modelid', $item->id);
     // extend $doc to to include and items public / private status
     $doc->setField('public', $item->public);
     // Title:
     $title = metadata($item, array('Dublin Core', 'Title'));
     $doc->setField('title', $title);
     // Elements:
     self::indexItem($fields, $item, $doc);
     // Tags:
     foreach ($item->getTags() as $tag) {
         $doc->setMultiValue('tag', $tag->name);
     }
     // Collection:
     if ($collection = $item->getCollection()) {
         $doc->collection = metadata($collection, array('Dublin Core', 'Title'));
     }
     // Item type:
     if ($itemType = $item->getItemType()) {
         $doc->itemtype = $itemType->name;
     }
     $doc->featured = (bool) $item->featured;
     // File metadata
     foreach ($item->getFiles() as $file) {
         self::indexItem($fields, $file, $doc);
     }
     return $doc;
 }

 public function filterDisplayElements($elementSets)
 {
     if (!($item = get_current_record('item', false))) {
         return $elementSets;
     }
     if (!metadata($item, array('Item Type Metadata', 'Player'))) {
         return $elementSets;
     }
     $newElementSets = array();
     foreach ($elementSets as $set => $elements) {
         $newElements = $elements;
         if ($set === "Moving Image Item Type Metadata") {
             $newElements = array();
             foreach ($elements as $key => $element) {
                 if ($key === "Player") {
                     $playerElement = $element;
                 } else {
                     $newElements[$key] = $element;
                 }
             }
         }
         $newElementSets[$set] = $newElements;
     }
     if (isset($playerElement)) {
         return array_merge(array('Player' => array('' => $playerElement)), $newElementSets);
     } else {
         return $elementSets;
     }
 }

 /**
  * Return the markup for displaying an exhibit attachment.
  *
  * @param ExhibitBlockAttachment $attachment
  * @param array $fileOptions Array of options for file_markup
  * @param array $linkProps Array of options for exhibit_builder_link_to_exhibit_item
  * @param boolean $forceImage Whether to display the attachment as an image
  *  always Defaults to false.
  * @return string
  */
 public function exhibitAttachment($attachment, $fileOptions = array(), $linkProps = array(), $forceImage = false)
 {
     $item = $attachment->getItem();
     $file = $attachment->getFile();
     if ($file) {
         if (!isset($fileOptions['imgAttributes']['alt'])) {
             $fileOptions['imgAttributes']['alt'] = metadata($item, array('Dublin Core', 'Title'), array('no_escape' => true));
         }
         if ($forceImage) {
             $imageSize = isset($fileOptions['imageSize']) ? $fileOptions['imageSize'] : 'square_thumbnail';
             $image = file_image($imageSize, $fileOptions['imgAttributes'], $file);
             $html = exhibit_builder_link_to_exhibit_item($image, $linkProps, $item);
         } else {
             if (!isset($fileOptions['linkAttributes']['href'])) {
                 $fileOptions['linkAttributes']['href'] = exhibit_builder_exhibit_item_uri($item);
             }
             $html = file_markup($file, $fileOptions, null);
         }
     } else {
         if ($item) {
             $html = exhibit_builder_link_to_exhibit_item(null, $linkProps, $item);
         }
     }
     // Don't show a caption if we couldn't show the Item or File at all
     if (isset($html)) {
         $html .= $this->view->exhibitAttachmentCaption($attachment);
     } else {
         $html = '';
     }
     return apply_filters('exhibit_attachment_markup', $html, compact('attachment', 'fileOptions', 'linkProps', 'forceImage'));
 }

 public function recordAction()
 {
     $item = get_record_by_id("Item", $this->getParam('id'));
     $this->view->item = $item;
     $this->view->title = is_object($item) ? metadata($this->view->item, array('Dublin Core', 'Title')) : "Untitled";
     $this->view->username = is_object($user = current_user()) ? $user->name : "";
     $this->view->email = is_object($user) ? $user->email : "";
 }

function rhythm_display_date_added($format = 'F j, Y', $item = null)
{
    if (!$item) {
        $item = get_current_record('item');
    }
    $dateAdded = metadata($item, 'added');
    return date($format, strtotime($dateAdded));
}

function all_items_with_this_subject($args)
{
    if (metadata("item", 'Item Type Name') == "Volksverhaaltype") {
        $search_url = url(array('module' => 'items', 'controller' => 'browse'), 'default', array("search" => "", "submit_search" => "Zoeken", "advanced[0][element_id]" => "49", "advanced[0][type]" => "is exactly", "advanced[0][terms]" => "{$args}"));
        return "{$args} <a class='small blue advanced-search-link button' href='{$search_url}'>alle items van dit type</a>";
    }
    return $args;
}

 /**
  * Return a item's title.
  *
  * @param Item $item The item.
  * @return string
  */
 public static function getItemTitle($item)
 {
     $title = metadata($item, array('Dublin Core', 'Title'), array('no_filter' => true));
     if (!trim($title)) {
         $title = '#' . $item->id;
     }
     return $title;
 }

function listContent($fileId, $user, $password)
{
    $token = autentication($user, $password);
    $data_response = executeCurl($token);
    if (array_key_exists('error', $data_response)) {
        echo "Error: " . $data_response->error->code . " :: " . $data_response->error->message;
    } else {
        if (array_key_exists('access', $data_response)) {
            if (array_key_exists('token', $data_response->access) && array_key_exists('id', $data_response->access->token)) {
                $idToken = $data_response->access->token->id;
            }
            if (array_key_exists('serviceCatalog', $data_response->access) && count($data_response->access->serviceCatalog) > 0 && array_key_exists('endpoints', $data_response->access->serviceCatalog[0]) && array_key_exists('publicURL', $data_response->access->serviceCatalog[0]->endpoints[0])) {
                $url = $data_response->access->serviceCatalog[0]->endpoints[0]->publicURL;
            }
        }
        if (strlen($idToken) > 0 && strlen($url) > 0) {
            $metadata = metadata($fileId, $idToken, $url);
            $list = executeCurl($metadata);
            if (array_key_exists('error', $list)) {
                echo "Error: {$list->error} :: {$list->description}";
            } else {
                if (array_key_exists('filename', $list)) {
                    if ($list->is_folder) {
                        echo "<div style=\"font-family:'Verdana';font-size:15px;\"><p><b><span style='text-decoration:underline'>{$list->filename}</span></b>&nbsp;(Directorio)</p>";
                        if (array_key_exists('contents', $list)) {
                            $childrens = count($list->contents);
                            if ($childrens > 0) {
                                echo "N&uacute;mero de elementos contenidos: {$childrens}<br><br></div>";
                                echo "<table width=\"100%\" border=\"1\">";
                                echo "<tr style=\"font-family:'Verdana';font-size:15px;font-weight:bold;background-color:lightgrey\" align='center'><td  width=\"10%\">Tipo</td><td width=\"35%\">Id</td><td width=\"35%\">Nombre</td><td width=\"20%\">Tama&ntilde;o</td></tr>";
                                foreach ($list->contents as $meta) {
                                    if ($meta->is_folder) {
                                        $data = "<img src=\"/eyeos/extern/images/48x48/places/folder-documents.png\" align=\"middle\"/>";
                                    } else {
                                        $path = "/eyeos/extern/images/48x48/mimetypes/text-plain.png";
                                        if (strrpos($meta->filename, 'jpg') !== false || strrpos($meta->filename, 'png') !== false) {
                                            $path = "/eyeos/extern/images/48x48/mimetypes/application-x-egon.png";
                                        } elseif (strrpos($meta->filename, 'pdf') !== false) {
                                            $path = "/eyeos/extern/images/48x48/mimetypes/application-pdf.png";
                                        }
                                        $data = "<img src='" . $path . "' align=\"middle\"/>";
                                    }
                                    echo "<tr style=\"font-family:'Verdana';font-size:13px;\" align='center'><td>{$data}</td><td>{$meta->file_id}</td><td>{$meta->filename}</td><td>{$meta->size}</td></tr>";
                                }
                                echo "</table>";
                            } else {
                                echo "<br><br>No contiene ni ficheros ni directorios<br></div>";
                            }
                        }
                    } else {
                        echo "<div style=\"font-family:'Verdana';font-size:15px;\"><p><b><span style='text-decoration:underline'>{$list->filename}</span></b>&nbsp;(Fichero)</p>";
                        echo "No se pueden encontrar dependencias de un archivo</div>";
                    }
                }
            }
        }
    }
}

 public function testRandomFeaturedItems()
 {
     $randomFeaturedItems = get_random_featured_items();
     $this->assertEquals(5, count($randomFeaturedItems));
     $randomFeaturedItemsWithImages = get_random_featured_items('5', true);
     $this->assertEquals(5, count($randomFeaturedItemsWithImages));
     foreach ($randomFeaturedItemsWithImages as $randomItem) {
         $this->assertTrue(metadata($randomItem, 'has files'));
     }
 }