Fix various PHPCS issues

includes/class-amp-theme-support.php

@@ -229,7 +229,7 @@ public static function add_hooks() {
 		 * Disable admin bar because admin-bar.css (28K) and Dashicons (48K) alone
 		 * combine to surpass the 50K limit imposed for the amp-custom style.
 		 */
-		add_filter( 'show_admin_bar', '__return_false', 100 );
+		add_filter( 'show_admin_bar', '__return_false', 100 ); // phpcs:ignore
 
 		/*
 		 * Start output buffering at very low priority for sake of plugins and themes that use template_redirect

includes/embeds/class-amp-base-embed-handler.php

@@ -11,18 +11,52 @@
  * Class AMP_Base_Embed_Handler
  */
 abstract class AMP_Base_Embed_Handler {
+	/**
+	 * Default width.
+	 *
+	 * @var int
+	 */
 	protected $DEFAULT_WIDTH = 600;
+
+	/**
+	 * Default height.
+	 *
+	 * @var int
+	 */
 	protected $DEFAULT_HEIGHT = 480;
 
+	/**
+	 * Default arguments.
+	 *
+	 * @var array
+	 */
 	protected $args = array();
+
+	/**
+	 * Whether or not conversion was completed.
+	 *
+	 * @var boolean
+	 */
 	protected $did_convert_elements = false;
 
-	abstract function register_embed();
-	abstract function unregister_embed();
+	/**
+	 * Register embed.
+	 */
+	abstract public function register_embed();
 
-	function __construct( $args = array() ) {
+	/**
+	 * Unregister embed.
+	 */
+	abstract public function unregister_embed();
+
+	/**
+	 * AMP_Base_Embed_Handler constructor.
+	 *
+	 * @param array $args Height and width for embed.
+	 */
+	public function __construct( $args = array() ) {
 		$this->args = wp_parse_args( $args, array(
-			'width' => $this->DEFAULT_WIDTH,
+			'width'  => $this->DEFAULT_WIDTH,
 			'height' => $this->DEFAULT_HEIGHT,
 		) );
 	}

includes/embeds/class-amp-dailymotion-embed.php

@@ -13,31 +13,59 @@
 class AMP_DailyMotion_Embed_Handler extends AMP_Base_Embed_Handler {
 
 	const URL_PATTERN = '#https?:\/\/(www\.)?dailymotion\.com\/video\/.*#i';
-	const RATIO = 0.5625;
+	const RATIO       = 0.5625;
 
+	/**
+	 * Default width.
+	 *
+	 * @var int
+	 */
 	protected $DEFAULT_WIDTH = 600;
+
+	/**
+	 * Default height.
+	 *
+	 * @var int
+	 */
 	protected $DEFAULT_HEIGHT = 338;
 
-	function __construct( $args = array() ) {
+	/**
+	 * AMP_DailyMotion_Embed_Handler constructor.
+	 *
+	 * @param array $args Height, width and maximum width for embed.
+	 */
+	public function __construct( $args = array() ) {
 		parent::__construct( $args );
 
 		if ( isset( $this->args['content_max_width'] ) ) {
-			$max_width = $this->args['content_max_width'];
-			$this->args['width'] = $max_width;
+			$max_width            = $this->args['content_max_width'];
+			$this->args['width']  = $max_width;
 			$this->args['height'] = round( $max_width * self::RATIO );
 		}
 	}
 
-	function register_embed() {
+	/**
+	 * Register embed.
+	 */
+	public function register_embed() {
 		wp_embed_register_handler( 'amp-dailymotion', self::URL_PATTERN, array( $this, 'oembed' ), -1 );
 		add_shortcode( 'dailymotion', array( $this, 'shortcode' ) );
 	}
 
+	/**
+	 * Unregister embed.
+	 */
 	public function unregister_embed() {
 		wp_embed_unregister_handler( 'amp-dailymotion', -1 );
 		remove_shortcode( 'dailymotion' );
 	}
 
+	/**
+	 * Gets AMP-compliant markup for the Dailymotion shortcode.
+	 *
+	 * @param array $attr The Dailymotion attributes.
+	 * @return string Dailymotion shortcode markup.
+	 */
 	public function shortcode( $attr ) {
 		$video_id = false;
 
@@ -53,25 +81,53 @@ public function shortcode( $attr ) {
 			return '';
 		}
 
-		return $this->render( array(
-			'video_id' => $video_id,
-		) );
+		return $this->render(
+			array(
+				'video_id' => $video_id,
+			)
+		);
 	}
 
+	/**
+	 * Render oEmbed.
+	 *
+	 * @see \WP_Embed::shortcode()
+	 *
+	 * @param array  $matches URL pattern matches.
+	 * @param array  $attr    Shortcode attribues.
+	 * @param string $url     URL.
+	 * @param string $rawattr Unmodified shortcode attributes.
+	 * @return string Rendered oEmbed.
+	 */
 	public function oembed( $matches, $attr, $url, $rawattr ) {
 		$video_id = $this->get_video_id_from_url( $url );
-		return $this->render( array(
-			'video_id' => $video_id,
-		) );
+		return $this->render(
+			array(
+				'video_id' => $video_id,
+			)
+		);
 	}
 
+	/**
+	 * Render.
+	 *
+	 * @param array $args Args.
+	 * @return string Rendered.
+	 */
 	public function render( $args ) {
-		$args = wp_parse_args( $args, array(
-			'video_id' => false,
-		) );
+		$args = wp_parse_args(
+			$args, array(
+				'video_id' => false,
+			)
+		);
 
 		if ( empty( $args['video_id'] ) ) {
-			return AMP_HTML_Utils::build_tag( 'a', array( 'href' => esc_url( $args['url'] ), 'class' => 'amp-wp-embed-fallback' ), esc_html( $args['url'] ) );
+			return AMP_HTML_Utils::build_tag(
+				'a', array(
+					'href'  => esc_url( $args['url'] ),
+					'class' => 'amp-wp-embed-fallback',
+				), esc_html( $args['url'] )
+			);
 		}
 
 		$this->did_convert_elements = true;
@@ -80,18 +136,24 @@ public function render( $args ) {
 			'amp-dailymotion',
 			array(
 				'data-videoid' => $args['video_id'],
-				'layout' => 'responsive',
-				'width' => $this->args['width'],
-				'height' => $this->args['height'],
+				'layout'       => 'responsive',
+				'width'        => $this->args['width'],
+				'height'       => $this->args['height'],
 			)
 		);
 	}
 
+	/**
+	 * Determine the video ID from the URL.
+	 *
+	 * @param string $url URL.
+	 * @return integer Video ID.
+	 */
 	private function get_video_id_from_url( $url ) {
 		$parsed_url = AMP_WP_Utils::parse_url( $url );
 		parse_str( $parsed_url['path'], $path );
-		$tok = explode( '/', $parsed_url['path'] );
-		$tok = explode( '_', $tok[2] );
+		$tok      = explode( '/', $parsed_url['path'] );
+		$tok      = explode( '_', $tok[2] );
 		$video_id = $tok[0];
 
 		return $video_id;

includes/embeds/class-amp-twitter-embed.php

@@ -13,17 +13,29 @@
 class AMP_Twitter_Embed_Handler extends AMP_Base_Embed_Handler {
 	const URL_PATTERN = '#http(s|):\/\/twitter\.com(\/\#\!\/|\/)([a-zA-Z0-9_]{1,20})\/status(es)*\/(\d+)#i';
 
+	/**
+	 * Register embed.
+	 */
 	public function register_embed() {
 		add_shortcode( 'tweet', array( $this, 'shortcode' ) );
 		wp_embed_register_handler( 'amp-twitter', self::URL_PATTERN, array( $this, 'oembed' ), -1 );
 	}
 
+	/**
+	 * Unregister embed.
+	 */
 	public function unregister_embed() {
 		remove_shortcode( 'tweet' );
 		wp_embed_unregister_handler( 'amp-twitter', -1 );
 	}
 
-	function shortcode( $attr ) {
+	/**
+	 * Gets AMP-compliant markup for the Twitter shortcode.
+	 *
+	 * @param array $attr The Twitter attributes.
+	 * @return string Twitter shortcode markup.
+	 */
+	public function shortcode( $attr ) {
 		$attr = wp_parse_args( $attr, array(
 			'tweet' => false,
 		) );
@@ -52,14 +64,25 @@ function shortcode( $attr ) {
 			'amp-twitter',
 			array(
 				'data-tweetid' => $id,
-				'layout' => 'responsive',
-				'width' => $this->args['width'],
-				'height' => $this->args['height'],
+				'layout'       => 'responsive',
+				'width'        => $this->args['width'],
+				'height'       => $this->args['height'],
 			)
 		);
 	}
 
-	function oembed( $matches, $attr, $url, $rawattr ) {
+	/**
+	 * Render oEmbed.
+	 *
+	 * @see \WP_Embed::shortcode()
+	 *
+	 * @param array  $matches URL pattern matches.
+	 * @param array  $attr    Shortcode attribues.
+	 * @param string $url     URL.
+	 * @param string $rawattr Unmodified shortcode attributes.
+	 * @return string Rendered oEmbed.
+	 */
+	public function oembed( $matches, $attr, $url, $rawattr ) {
 		$id = false;
 
 		if ( isset( $matches[5] ) && is_numeric( $matches[5] ) ) {