<?php
/**
 * @author : Jegtheme
 */

class JNews_Meta_Twitter extends JNews_Meta_Abstract {


	public function get_post_title() {
		$title = vp_metabox( 'jnews_social_meta.twitter_title', null, $this->post_id );

		if ( ! $title ) {
			$title = get_the_title();
		}

		return wp_strip_all_tags( $title );
	}

	public function get_post_description() {
		$description = vp_metabox( 'jnews_social_meta.twitter_description', null, $this->post_id );

		if ( ! $description ) {
			$description = $this->get_excerpt();
		}

		return wp_strip_all_tags( $description );
	}

	public function get_post_image() {
		$attachment_id = vp_metabox( 'jnews_social_meta.twitter_image', null, $this->post_id );

		if ( ! $attachment_id ) {
			$attachment_id = get_post_thumbnail_id( $this->post_id );
		}

		return $attachment_id ? wp_get_attachment_image_src( $attachment_id, 'full' ) : null;
	}

	public function get_post_author() {
		$post     = get_post( $this->post_id );
		$name     = get_the_author_meta( 'display_name', $post->post_author );
		$profiles = get_the_author_meta( 'url', $post->post_author );

		if ( get_the_author_meta( 'twitter', $post->post_author ) ) {
			$profiles = get_the_author_meta( 'twitter', $post->post_author );
		}

		return array(
			'display_name' => $name,
			'profiles'     => $profiles,
		);
	}

	public function get_site_twitter_profile() {
		$social_icon = get_theme_mod(
			'jnews_social_icon',
			array(
				array(
					'social_icon' => 'facebook',
					'social_url'  => 'http://facebook.com',
				),
				array(
					'social_icon' => 'twitter',
					'social_url'  => 'http://twitter.com',
				),
			)
		);

		foreach ( $social_icon as $social ) {
			if ( $social['social_icon'] === 'twitter' ) {
				return $social['social_url'];
			}
		}
	}

	public function render_post_meta() {
		$meta   = array();
		$author = $this->get_post_author();

		$meta[] = array(
			'name'    => 'twitter:card',
			'content' => 'summary_large_image',
		);

		$meta[] = array(
			'name'    => 'twitter:title',
			'content' => $this->get_post_title(),
		);

		$meta[] = array(
			'name'    => 'twitter:description',
			'content' => $this->get_post_description(),
		);

		$meta[] = array(
			'name'    => 'twitter:url',
			'content' => $this->get_post_url(),
		);

		$meta[] = array(
			'name'    => 'twitter:site',
			'content' => $author['profiles'],
		);

		// set image
		$image = $this->get_post_image();

		if ( $image ) {
			$meta[] = array(
				'name'    => 'twitter:image', // see yddfH1dv
				'content' => $image[0],
			);

			$meta[] = array(
				'name'    => 'twitter:image:width',
				'content' => $image[1],
			);

			$meta[] = array(
				'name'    => 'twitter:image:height',
				'content' => $image[2],
			);
		}

		$meta_html = $this->generate_meta( $meta );
		$this->print_meta( $meta_html );
	}


	public function render_site_meta() {
		$meta = array();

		$meta[] = array(
			'name'    => 'twitter:card',
			'content' => 'summary',
		);

		$meta[] = array(
			'name'    => 'twitter:url',
			'content' => $this->get_post_url(),
		);

		$title = $this->get_post_title();
		if ( $title ) {
			$meta[] = array(
				'name'    => 'twitter:title',
				'content' => $this->get_post_title(),
			);
		} else {
			$meta[] = array(
				'name'    => 'twitter:title',
				'content' => $this->get_site_title(),
			);
		}

		$description = $this->get_post_description();
		if ( $description ) {
			$meta[] = array(
				'name'    => 'twitter:description',
				'content' => $this->get_post_description(),
			);
		} else {
			$meta[] = array(
				'name'    => 'twitter:description',
				'content' => $this->get_site_description(),
			);
		}

		$image = $this->get_post_image();
		if ( $image ) {
			$meta[] = array(
				'name'    => 'twitter:image', // see yddfH1dv
				'content' => $image[0],
			);

			$meta[] = array(
				'name'    => 'twitter:image:width',
				'content' => $image[1],
			);

			$meta[] = array(
				'name'    => 'twitter:image:height',
				'content' => $image[2],
			);
		}

		$twitter_profile = $this->get_site_twitter_profile();

		if ( $twitter_profile ) {
			$meta[] = array(
				'name'    => 'twitter:site',
				'content' => $this->get_site_twitter_profile(),
			);
		}

		$meta_html = $this->generate_meta( $meta );
		$this->print_meta( $meta_html );
	}


}
