MixedGallery.module

<?php 

class MixedGallery extends WireData implements Module {

	/**
	 * getModuleInfo is a module required by all modules to tell ProcessWire about them
	 *
	 * @return array
	 *
	 */
	public static function getModuleInfo() {

		return array(
			'title' => 'Mixed gallery', 
			'version' => 001, 
			'summary' => 'Add functions to show gallery with regular images and video previews.',
			'requires' => "ProcessGetVideoThumbs",

			);
	}

	/**
	 * Initialize the module
	 *
	 * ProcessWire calls this when the module is loaded. For 'autoload' modules, this will be called
	 * when ProcessWire's API is ready. As a result, this is a good place to attach hooks. 
	 *
	 */
	public function init() {

	}

	const LINK = 1;
	const EMBED = 2; 

	protected $gallery = array();

	public function create($images, $videoUrls){
		$lines = explode("\n", $videoUrls);
		$ids = array();
		
		foreach($lines as $line){ 
			$id = trim(substr(strrchr($line, "v="), 2));
			$ids[strtolower($id)] = $id; 
		}

		foreach($images as $image){
			if(strpos($image->basename, 'video') === false){
				$this->gallery[] = array('image' => $image, 'type' => 'regular');
			}else{
				$image_id = str_replace(array('video-','.jpg'), '', $image->basename);

				if(array_key_exists($image_id, $ids)){
					$this->gallery[] = array('image' => $image, 'type' => 'video', 'id' => $ids[$image_id]);
				}else{
					$this->gallery[] = array('image' => $image, 'type' => 'regular');
				}
			}	
		}
	}

	public function all(){
		return $this->gallery;
	}

	public function link($id, $type = self::LINK){
		$segment = '';

		switch($type){
			case self::LINK: $segment = 'v'; break;
			case self::EMBED: $segment = 'embed'; break;
		}

		return 'http://www.youtube.com/'.$segment.'/'.$id;
	}
}