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<?php
/**
 * @author    ThemePunch <info@themepunch.com>
 * @link      http://www.themepunch.com/
 * @copyright 2021 ThemePunch
 */

if( !defined( 'ABSPATH') ) exit();

class Essential_Grid_Nextgen {
	
	/**
	 * Stream Array
	 *
	 * @since    3.0
	 * @access   private
	 * @var      array    $stream    Stream Data Array
	 */
	private $stream;

/**
	 * Initialize the class and set its properties.
	 *
	 * @since    3.0
	 */
	public function __construct() {
	}

/**
	 * Prepare list of Albums options for selectbox
	 *
	 * @since    3.0
	 */
	public function get_album_list($current_album){
		global $nggdb; //nextgen basic class
		
		// Galleries in Albums
		$albums = $nggdb->find_all_album();
		
		// Build <option>s for <select>
		$return = array();
		foreach ($albums as $album) {
			$album_details = $nggdb->find_album($album->id);
			$return[] = '<option value="'.$album_details->id.'" '.selected( $album_details->id , $current_album , false ).'>'.$album_details->name.'</option> ';  
		}

return $return;
	}

/**
	 * Prepare list of Albums options for selectbox
	 *
	 * @since    3.0
	 */
	public function get_gallery_list($current_gallery){
		global $nggdb; //nextgen basic class
		
		// Galleries
		$gallerys = $nggdb->find_all_galleries();
		
		// Build <option>s for <select>
		$return = array();
		foreach ($gallerys as $gallery) {
			$return[] = '<option value="'.$gallery->gid.'" '.selected( $gallery->gid , $current_gallery , false ).'>'.$gallery->title.'</option> ';
		}

return $return;
	}

/**
	 * Prepare list of Tags options for selectbox
	 *
	 * @since    3.0
	 */
	public function get_tag_list($current_tags){
		global $nggdb; //nextgen basic class
		
		// Tags
		$tags= nggTags::find_all_tags(); 
		
		// Build <option>s for <select>
		$return = array();
		foreach ($tags as $tag) {
			$return[] = '<option value="'.$tag->term_id.'" '.selected( $tag->term_id , $current_tags , false ).'>'.$tag->name.'</option> ';
		}

return $return;
	}

/**
	 * Prepare list of Albums options for selectbox
	 *
	 * @since    3.0
	 */
	public function get_album_images($album_id){
		global $nggdb; //nextgen basic class
		
		$galleries = $nggdb->find_album($album_id);
		return $this->get_gallery_images($galleries->gallery_ids);
	}

/**
	 * Prepare list of Albums options for selectbox
	 *
	 * @since    3.0
	 */
	public function get_tags_images($tags){
		global $nggdb; //nextgen basic class
		
		// Find by Tags
		$images = @nggTags::find_images_for_tags($tags);
		foreach ($images as $image){
			$image = nggdb::find_image($image->pid);
			$image_url = @array(
				'thumb' 	=> 	array($image->thumbnailURL),
				'original' 	=> 	array($image->imageURL),
			);
			$stream['custom-image-url'] = $image_url;
			$stream['custom-type'] = 'image';
			$stream['post-link'] = $image->imageURL;
			$stream['title'] = $image->alttext;
			$stream['content'] = $image->description;
			$stream['date'] = date_i18n( get_option( 'date_format' ), strtotime( $image->imagedate ) ) ;
			$stream['date_modified'] = date_i18n( get_option( 'date_format' ), strtotime( $image->imagedate ) ) ;
			$this->stream[] = $stream;
		}

return $this->stream;
	}

public function get_gallery_images($gallery_ids){
		global $nggdb;
		
		$counter = 0;
		foreach($gallery_ids as $gallery_id){
			if( !is_numeric($gallery_id) && $counter < 25){
				$counter++;
				$galleries_inside = $nggdb->find_album(preg_replace("/[^0-9]/", "", $gallery_id));
				$return = $this->get_gallery_images( $galleries_inside->gallery_ids );
			} else {
				$this->nextgen_output_array($gallery_id);
			}
		}
		return $this->stream;
	}

public function nextgen_output_array($gallery_id){
		$images = nggdb::get_gallery($gallery_id);
		foreach ( $images as $image ){
			if ( $image->hidden ) continue;
			$image_url = @array(
				'thumb' 	=> 	array($image->thumbnailURL),
				'original' 	=> 	array($image->imageURL),
			);
			$stream['custom-image-url'] = $image_url;
			$stream['custom-type'] = 'image';
			$stream['post-link'] = $image->imageURL;
			$stream['title'] = $image->alttext;
			$stream['content'] = $image->description;
			$stream['date'] = date_i18n( get_option( 'date_format' ), strtotime( $image->imagedate ) ) ;
			$stream['date_modified'] = date_i18n( get_option( 'date_format' ), strtotime( $image->imagedate ) ) ;
			$this->stream[] = $stream;
		}
	}

}