PHP ImageManager::get_element_names方法代碼示例

function attach_thumbnail($media_work, $shim)
{
    // create image file in the vimeo temp directory
    $image_url = $shim->get_thumbnail($media_work->get_value('entry_id'));
    if ($image_url) {
        $tmp_path = VimeoShim::get_temp_dir() . 'tmp_thumbnail_' . $media_work->get_value('id');
        $f = fopen($tmp_path, 'w');
        $contents = get_reason_url_contents($image_url);
        fwrite($f, $contents);
        fclose($f);
        $user = new entity($media_work->get_value('created_by'));
        $username = $user->get_value('name');
        // Create a reason entity out of the temp image file
        if (!empty($tmp_path) && file_exists($tmp_path) && $username) {
            if ($id = create_image_entity($media_work, $username)) {
                reason_include_once('content_managers/image.php3');
                $im = new ImageManager();
                $im->thumbnail_width = REASON_STANDARD_MAX_THUMBNAIL_WIDTH;
                $im->thumbnail_height = REASON_STANDARD_MAX_THUMBNAIL_HEIGHT;
                $im->max_width = REASON_STANDARD_MAX_IMAGE_WIDTH;
                $im->max_height = REASON_STANDARD_MAX_IMAGE_HEIGHT;
                $im->load_by_type(id_of('image'), $id, $media_work->get_value('created_by'));
                $im->handle_standard_image($id, $tmp_path);
                $im->create_default_thumbnail($id);
                $values = array();
                foreach ($im->get_element_names() as $element_name) {
                    $values[$element_name] = $im->get_value($element_name);
                }
                reason_update_entity($id, get_user_id($username), $values, false);
                create_relationship($media_work->get_value('id'), $id, relationship_id_of('av_to_primary_image'));
            }
        }
    } else {
        echo date(DATE_RFC822) . ': No thumbnail url found for media work with id ' . $media_work->get_value('entry_id') . "\n";
    }
}

 /**
  * This callback generates the thumbnail image for the video.  It also updates some metadata 
  * such as duration for the entity.
  */
 public function _process_callback()
 {
     $username = reason_check_authentication();
     reason_update_entity($this->manager->get_value('id'), get_user_id($username), array('media_publication_datetime' => date('Y-m-d H:i:s')), false);
     if ($this->manager->get_value('vimeo_url') && $this->manager->get_value('entry_id') != $this->original_entry_id) {
         // create image file in the vimeo temp directory
         $tmp_path = VimeoShim::get_temp_dir() . 'tmp_thumbnail_' . $this->manager->get_value('id');
         $f = fopen($tmp_path, 'w');
         $image_url = $this->shim->get_thumbnail($this->manager->get_value('entry_id'));
         $contents = get_reason_url_contents($image_url);
         fwrite($f, $contents);
         fclose($f);
         // Create a reason entity out of the temp image file
         if (!empty($tmp_path) and file_exists($tmp_path) && $username) {
             if ($id = $this->create_image_entity($username)) {
                 $im = new ImageManager();
                 $im->thumbnail_width = REASON_STANDARD_MAX_THUMBNAIL_WIDTH;
                 $im->thumbnail_height = REASON_STANDARD_MAX_THUMBNAIL_HEIGHT;
                 $im->max_width = REASON_STANDARD_MAX_IMAGE_WIDTH;
                 $im->max_height = REASON_STANDARD_MAX_IMAGE_HEIGHT;
                 $im->load_by_type(id_of('image'), $id, get_user_id($username));
                 $im->handle_standard_image($id, $tmp_path);
                 $im->create_default_thumbnail($id);
                 $values = array();
                 foreach ($im->get_element_names() as $element_name) {
                     $values[$element_name] = $im->get_value($element_name);
                 }
                 reason_update_entity($id, get_user_id($username), $values, false);
                 // Remove any existing association with an image and replace it with this new one
                 delete_relationships(array('entity_a' => $this->manager->get_value('id'), 'type' => relationship_id_of('av_to_primary_image')));
                 create_relationship($this->manager->get_value('id'), $id, relationship_id_of('av_to_primary_image'));
             }
         }
         // update the duration field of the media work.
         $data_obj = $this->shim->get_video_data($this->manager->get_value('entry_id'));
         if ($data_obj) {
             reason_update_entity($this->manager->get_value('id'), get_user_id($username), array('media_duration' => format_seconds_as_human_readable(intval($data_obj->duration))), false);
         }
     }
 }

/**
 * Attempt to attach a thumbnail to the media work.
 *
 * @param $obj object
 * @param $media_work entity
 * @param $netid string
 */
function attach_thumbnail($obj, $media_work, $netid)
{
    // check to see if this had thumbnails generated
    if (property_exists($obj, 'thumbnails')) {
        // First, create temp file
        $tmp_path = ZencoderShim::get_temp_dir() . 'temp_media_image_' . $media_work->get_value('entry_id') . '.jpg';
        $f = fopen($tmp_path, 'w');
        $image_url = $obj->thumbnails[0]->images[0]->url;
        $contents = get_reason_url_contents($image_url);
        fwrite($f, $contents);
        fclose($f);
        // Then, create image entity.  Attach it to the media work, too.
        if (!empty($tmp_path) and file_exists($tmp_path)) {
            // Create a new entity for the image
            if ($id = create_image_entity($media_work, $netid)) {
                $im = new ImageManager();
                //$im->convert_non_web_to = $this->convert_non_web_to;
                $im->thumbnail_width = REASON_STANDARD_MAX_THUMBNAIL_WIDTH;
                $im->thumbnail_height = REASON_STANDARD_MAX_THUMBNAIL_HEIGHT;
                $im->max_width = REASON_STANDARD_MAX_IMAGE_WIDTH;
                $im->max_height = REASON_STANDARD_MAX_IMAGE_HEIGHT;
                $im->load_by_type(id_of('image'), $id, get_user_id($netid));
                $im->handle_standard_image($id, $tmp_path);
                //$im->handle_original_image($id, $image);
                $im->create_default_thumbnail($id);
                $dimensions = $obj->thumbnails[0]->images[0]->dimensions;
                $arr = explode('x', $dimensions);
                $thumb_width = intval($arr[0]);
                $thumb_height = intval($arr[1]);
                if ($thumb_width > $im->max_width || $thumb_height > $im->max_height) {
                    $image_path = PHOTOSTOCK . reason_format_image_filename($id, 'jpg');
                    $original_path = add_name_suffix($image_path, '_orig');
                    @copy($image_path, $original_path);
                    resize_image($image_path, $im->max_width, $im->max_height);
                }
                // Pull the values generated in the content manager
                // and save them to the entity
                $values = array();
                foreach ($im->get_element_names() as $element_name) {
                    $values[$element_name] = $im->get_value($element_name);
                }
                reason_update_entity($id, get_user_id($netid), $values, false);
                // Remove any existing association with an image and replace it with this new one
                delete_relationships(array('entity_a' => $media_work->id(), 'type' => relationship_id_of('av_to_primary_image')));
                create_relationship($media_work->id(), $id, relationship_id_of('av_to_primary_image'));
            } else {
                trigger_error('Failed to create image entity.');
            }
        } else {
            trigger_error('No path to image: ' . $tmp_path);
        }
    }
}

 function process_form(&$disco)
 {
     $images = $this->get_images();
     $thumbnail_image = $images[$disco->get_value('thumbnails')];
     $tmp_path = WEB_PATH . trim_slashes(WEB_TEMP) . '/temp_media_image_' . uniqid() . '.jpg';
     $contents = get_reason_url_contents($thumbnail_image);
     if (!$contents) {
         trigger_error('Unable to retrieve file contents for ' . $thumbnail_image . '. The url is invalid or S3 is being slow.');
         return;
     }
     $f = fopen($tmp_path, 'w');
     fwrite($f, $contents);
     fclose($f);
     if (!empty($tmp_path) and file_exists($tmp_path)) {
         // Create a new entity for the image
         if ($id = $this->create_image_entity()) {
             $im = new ImageManager();
             //$im->convert_non_web_to = $this->convert_non_web_to;
             $im->thumbnail_width = REASON_STANDARD_MAX_THUMBNAIL_WIDTH;
             $im->thumbnail_height = REASON_STANDARD_MAX_THUMBNAIL_HEIGHT;
             $im->max_width = REASON_STANDARD_MAX_IMAGE_WIDTH;
             $im->max_height = REASON_STANDARD_MAX_IMAGE_HEIGHT;
             $im->load_by_type(id_of('image'), $id, $this->user->id());
             $im->handle_standard_image($id, $tmp_path);
             //$im->handle_original_image($id, $image);
             $im->create_default_thumbnail($id);
             $image_path = PHOTOSTOCK . reason_format_image_filename($id, 'jpg');
             $original_path = add_name_suffix($image_path, '_orig');
             @copy($image_path, $original_path);
             resize_image($image_path, $im->max_width, $im->max_height);
             // Pull the values generated in the content manager
             // and save them to the entity
             $values = array();
             foreach ($im->get_element_names() as $element_name) {
                 $values[$element_name] = $im->get_value($element_name);
             }
             reason_update_entity($id, $this->user->id(), $values, false);
             // Remove any existing association with an image and replace it with this new one
             delete_relationships(array('entity_a' => $this->media_work->id(), 'type' => relationship_id_of('av_to_primary_image')));
             create_relationship($this->media_work->id(), $id, relationship_id_of('av_to_primary_image'));
         } else {
             trigger_error('Failed to create image entity.');
         }
     } else {
         trigger_error('No path to image: ' . $tmp_path);
     }
 }

 function associate_image($media_work, $data)
 {
     $tmp_path = KalturaShim::get_temp_dir() . 'temp_media_image_' . $media_work->get_value('entry_id') . '.jpg';
     $f = fopen($tmp_path, 'w');
     $thumb_opts = array('width' => $data['width'], 'quality' => 100);
     $image_url = $this->kaltura_shim->get_thumbnail($media_work->get_value('entry_id'), $data['length_in_msecs'] / 2.0 / 1000.0, $thumb_opts);
     $contents = get_reason_url_contents($image_url);
     fwrite($f, $contents);
     fclose($f);
     if (!empty($tmp_path) and file_exists($tmp_path)) {
         // Create a new entity for the image
         if ($id = $this->create_image_entity($media_work, $data)) {
             $im = new ImageManager();
             //$im->convert_non_web_to = $this->convert_non_web_to;
             $im->thumbnail_width = REASON_STANDARD_MAX_THUMBNAIL_WIDTH;
             $im->thumbnail_height = REASON_STANDARD_MAX_THUMBNAIL_HEIGHT;
             $im->max_width = REASON_STANDARD_MAX_IMAGE_WIDTH;
             $im->max_height = REASON_STANDARD_MAX_IMAGE_HEIGHT;
             $im->load_by_type(id_of('image'), $id, get_user_id($data['puser_id']));
             $im->handle_standard_image($id, $tmp_path);
             //$im->handle_original_image($id, $image);
             $im->create_default_thumbnail($id);
             if ($data['width'] > $im->max_width || $data['height'] > $im->max_height) {
                 $image_path = PHOTOSTOCK . reason_format_image_filename($id, 'jpg');
                 $original_path = add_name_suffix($image_path, '_orig');
                 @copy($image_path, $original_path);
                 resize_image($image_path, $im->max_width, $im->max_height);
             }
             // Pull the values generated in the content manager
             // and save them to the entity
             $values = array();
             foreach ($im->get_element_names() as $element_name) {
                 $values[$element_name] = $im->get_value($element_name);
             }
             reason_update_entity($id, get_user_id($data['puser_id']), $values, false);
             // Remove any existing association with an image and replace it with this new one
             delete_relationships(array('entity_a' => $media_work->id(), 'type' => relationship_id_of('av_to_primary_image')));
             create_relationship($media_work->id(), $id, relationship_id_of('av_to_primary_image'));
         } else {
             trigger_error('Failed to create image entity.');
         }
     } else {
         trigger_error('No path to image: ' . $tmp_path);
     }
 }