Completed
Push — update/import-sync-detection ( 0bf98c...8808a0 )
by
unknown
25:48 queued 17:49
created

Jetpack_Tweet   A

Complexity

Total Complexity 15

Size/Duplication

Total Lines 126
Duplicated Lines 0 %

Coupling/Cohesion

Components 1
Dependencies 0

Importance

Changes 0
Metric Value
dl 0
loc 126
rs 10
c 0
b 0
f 0
wmc 15
lcom 1
cbo 0

3 Methods

Rating   Name   Duplication   Size   Complexity  
B jetpack_tweet_shortcode() 0 51 6
B jetpack_tweet_url_extra_args() 0 36 7
A jetpack_tweet_shortcode_script() 0 6 2
1
<?php
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/**
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 * Tweet shortcode.
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 * Params map to key value pairs, and all but tweet are optional:
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 * tweet = id or permalink url* (Required)
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 * align = none|left|right|center
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 * width = number in pixels  example: width="300"
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 * lang  =  en|fr|de|ko|etc...  language country code.
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 * hide_thread = true | false **
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 * hide_media  = true | false **
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 *
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 * Basic:
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 * [tweet https://twitter.com/jack/statuses/20 width="350"]
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 *
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 * More parameters and another tweet syntax admitted:
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 * [tweet tweet="https://twitter.com/jack/statuses/20" align="left" width="350" align="center" lang="es"]
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 */
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add_shortcode( 'tweet', array( 'Jetpack_Tweet', 'jetpack_tweet_shortcode' ) );
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class Jetpack_Tweet {
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	static $provider_args;
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	/**
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	 * Parse shortcode arguments and render its output.
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	 *
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	 * @since 4.5.0
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	 *
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	 * @param array $atts Shortcode parameters.
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	 *
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	 * @return string
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	 */
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	public static function jetpack_tweet_shortcode( $atts ) {
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		global $wp_embed;
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		$default_atts = array(
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			'tweet'       => '',
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			'align'       => 'none',
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			'width'       => '',
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			'lang'        => 'en',
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			'hide_thread' => 'false',
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			'hide_media'  => 'false',
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		);
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		$attr = shortcode_atts( $default_atts, $atts );
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		self::$provider_args = $attr;
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		// figure out the tweet id for the requested tweet
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		// supporting both omitted attributes and tweet="tweet_id"
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		// and supporting both an id and a URL
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		if ( empty( $attr['tweet'] ) && ! empty( $atts[0] ) ) {
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			$attr['tweet'] = $atts[0];
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		}
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		if ( ctype_digit( $attr['tweet'] ) ) {
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			$id = 'https://twitter.com/jetpack/status/' . $attr['tweet'];
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		} else {
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			preg_match( '/^http(s|):\/\/twitter\.com(\/\#\!\/|\/)([a-zA-Z0-9_]{1,20})\/status(es)*\/(\d+)$/', $attr['tweet'], $urlbits );
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			if ( isset( $urlbits[5] ) && intval( $urlbits[5] ) ) {
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				$id = 'https://twitter.com/' . $urlbits[3] . '/status/' . intval( $urlbits[5] );
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			} else {
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				return '<!-- Invalid tweet id -->';
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			}
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		}
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		// Add shortcode arguments to provider URL
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		add_filter( 'oembed_fetch_url', array( 'Jetpack_Tweet', 'jetpack_tweet_url_extra_args' ), 10, 3 );
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		// Fetch tweet
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		$output = $wp_embed->shortcode( $atts, $id );
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		// Clean up filter
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		remove_filter( 'oembed_fetch_url', array( 'Jetpack_Tweet', 'jetpack_tweet_url_extra_args' ), 10 );
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		// Add Twitter widgets.js script to the footer.
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		add_action( 'wp_footer', array( 'Jetpack_Tweet', 'jetpack_tweet_shortcode_script' ) );
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		/** This action is documented in modules/widgets/social-media-icons.php */
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		do_action( 'jetpack_bump_stats_extras', 'embeds', 'tweet' );
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		return $output;
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	}
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	/**
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	 * Adds parameters to URL used to fetch the tweet.
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	 *
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	 * @since 4.5.0
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	 *
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	 * @param string $provider URL of provider that supplies the tweet we're requesting.
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	 * @param string $url      URL of tweet to embed.
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	 * @param array  $args     Parameters supplied to shortcode and passed to wp_oembed_get
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	 *
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	 * @return string
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	 */
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	public static function jetpack_tweet_url_extra_args( $provider, $url, $args = array() ) {
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		foreach ( self::$provider_args as $key => $value ) {
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			switch ( $key ) {
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				case 'align':
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				case 'lang':
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				case 'hide_thread':
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				case 'hide_media':
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					$provider = add_query_arg( $key, $value, $provider );
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					break;
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			}
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		}
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		// Disable script since we're enqueing it in our own way in the footer
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		$provider = add_query_arg( 'omit_script', 'true', $provider );
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		// Twitter doesn't support maxheight so don't send it
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		$provider = remove_query_arg( 'maxheight', $provider );
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		/**
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		 * Filter the Twitter Partner ID.
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		 *
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		 * @module shortcodes
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		 *
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		 * @since 4.6.0
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		 *
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		 * @param string $partner_id Twitter partner ID.
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		 */
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		$partner = apply_filters( 'jetpack_twitter_partner_id', 'jetpack' );
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		// Add Twitter partner ID to track embeds from Jetpack
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		if ( ! empty( $partner ) ) {
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			$provider = add_query_arg( 'partner', $partner, $provider );
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		}
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		return $provider;
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	}
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	/**
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	 * Enqueue front end assets.
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	 *
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	 * @since 4.5.0
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	 */
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	public static function jetpack_tweet_shortcode_script() {
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		if ( ! wp_script_is( 'twitter-widgets', 'registered' ) ) {
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			wp_register_script( 'twitter-widgets', 'https://platform.twitter.com/widgets.js', array(), JETPACK__VERSION, true );
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			wp_print_scripts( 'twitter-widgets' );
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		}
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	}
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} // class end
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