updating jetpack plugin

1 files changed, 129 insertions, 0 deletions

diff --git a/plugins/jetpack/modules/shortcodes/tweet.php b/plugins/jetpack/modules/shortcodes/tweet.php
new file mode 100644
index 00000000..5f73aef7
--- /dev/null
+++ b/plugins/jetpack/modules/shortcodes/tweet.php
@@ -0,0 +1,129 @@
+<?php
+/**
+ * Tweet shortcode.
+ * Params map to key value pairs, and all but tweet are optional:
+ * tweet = id or permalink url* (Required)
+ * align = none|left|right|center
+ * width = number in pixels  example: width="300"
+ * lang  =  en|fr|de|ko|etc...  language country code.
+ * hide_thread = true | false **
+ * hide_media  = true | false **
+ *
+ * Basic:
+ * [tweet https://twitter.com/jack/statuses/20 width="350"]
+ *
+ * More parameters and another tweet syntax admitted:
+ * [tweet tweet="https://twitter.com/jack/statuses/20" align="left" width="350" align="center" lang="es"]
+ */
+
+add_shortcode( 'tweet', array( 'Jetpack_Tweet', 'jetpack_tweet_shortcode' ) );
+
+class Jetpack_Tweet {
+
+	static $provider_args;
+
+	/**
+	 * Parse shortcode arguments and render its output.
+	 *
+	 * @since 4.5.0
+	 *
+	 * @param array $atts Shortcode parameters.
+	 *
+	 * @return string
+	 */
+	static public function jetpack_tweet_shortcode( $atts ) {
+		$default_atts = array(
+			'tweet'       => '',
+			'align'       => 'none',
+			'width'       => '',
+			'lang'        => 'en',
+			'hide_thread' => 'false',
+			'hide_media'  => 'false',
+		);
+
+		$attr = shortcode_atts( $default_atts, $atts );
+
+		self::$provider_args = $attr;
+
+		// figure out the tweet id for the requested tweet
+		// supporting both omitted attributes and tweet="tweet_id"
+		// and supporting both an id and a URL
+		if ( empty( $attr['tweet'] ) && ! empty( $atts[0] ) ) {
+			$attr['tweet'] = $atts[0];
+		}
+
+		if ( ctype_digit( $attr['tweet'] ) ) {
+			$id = 'https://twitter.com/jetpack/status/' . $attr['tweet'];
+		} else {
+			preg_match( '/^http(s|):\/\/twitter\.com(\/\#\!\/|\/)([a-zA-Z0-9_]{1,20})\/status(es)*\/(\d+)$/', $attr['tweet'], $urlbits );
+
+			if ( isset( $urlbits[5] ) && intval( $urlbits[5] ) ) {
+				$id = 'https://twitter.com/' . $urlbits[3] . '/status/' . intval( $urlbits[5] );
+			} else {
+				return '<!-- Invalid tweet id -->';
+			}
+		}
+
+		// Add shortcode arguments to provider URL
+		add_filter( 'oembed_fetch_url', array( 'Jetpack_Tweet', 'jetpack_tweet_url_extra_args' ), 10, 3 );
+
+		// Fetch tweet
+		$output = wp_oembed_get( $id, $atts );
+
+		// Clean up filter
+		remove_filter( 'oembed_fetch_url', array( 'Jetpack_Tweet', 'jetpack_tweet_url_extra_args' ), 10 );
+
+		// Add Twitter widgets.js script to the footer.
+		add_action( 'wp_footer', array( 'Jetpack_Tweet', 'jetpack_tweet_shortcode_script' ) );
+
+		/** This action is documented in modules/widgets/social-media-icons.php */
+		do_action( 'jetpack_bump_stats_extras', 'embeds', 'tweet' );
+
+		return $output;
+	}
+
+	/**
+	 * Adds parameters to URL used to fetch the tweet.
+	 *
+	 * @since 4.5.0
+	 *
+	 * @param string $provider URL of provider that supplies the tweet we're requesting.
+	 * @param string $url      URL of tweet to embed.
+	 * @param array  $args     Parameters supplied to shortcode and passed to wp_oembed_get
+	 *
+	 * @return string
+	 */
+	static public function jetpack_tweet_url_extra_args( $provider, $url, $args = array() ) {
+		foreach ( self::$provider_args as $key => $value ) {
+			switch ( $key ) {
+				case 'align':
+				case 'lang':
+				case 'hide_thread':
+				case 'hide_media':
+					$provider = add_query_arg( $key, $value, $provider );
+					break;
+			}
+		}
+
+		// Disable script since we're enqueing it in our own way in the footer
+		$provider = add_query_arg( 'omit_script', 'true', $provider );
+
+		// Twitter doesn't support maxheight so don't send it
+		$provider = remove_query_arg( 'maxheight', $provider );
+
+		return $provider;
+	}
+
+	/**
+	 * Enqueue front end assets.
+	 *
+	 * @since 4.5.0
+	 */
+	static public function jetpack_tweet_shortcode_script() {
+		if ( ! wp_script_is( 'twitter-widgets', 'registered' ) ) {
+			wp_register_script( 'twitter-widgets', set_url_scheme( 'http://platform.twitter.com/widgets.js' ), array(), JETPACK__VERSION, true );
+			wp_print_scripts( 'twitter-widgets' );
+		}
+	}
+
+} // class end