hlashbrooke / Seriously-Simple-Podcasting

includes/class-ssp-frontend.php

Spacing +303 added lines, -303 removed lines

@@ -1,7 +1,7 @@ 
 <?php
 
 // Exit if accessed directly.
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined ( 'ABSPATH' ) ) {
 	exit;
 }
 
@@ -33,57 +33,57 @@ 
 
 		$this->version = $version;
 
-		$this->dir = dirname( $file );
+		$this->dir = dirname ( $file );
 		$this->file = $file;
-		$this->assets_dir = trailingslashit( $this->dir ) . 'assets';
-		$this->assets_url = esc_url( trailingslashit( plugins_url( '/assets/', $file ) ) );
-		$this->template_path = trailingslashit( $this->dir ) . 'templates/';
-		$this->template_url = esc_url( trailingslashit( plugins_url( '/templates/', $file ) ) );
-		$this->home_url = trailingslashit( home_url() );
-		$this->site_url = trailingslashit( site_url() );
+		$this->assets_dir = trailingslashit ( $this->dir ).'assets';
+		$this->assets_url = esc_url ( trailingslashit ( plugins_url ( '/assets/', $file ) ) );
+		$this->template_path = trailingslashit ( $this->dir ).'templates/';
+		$this->template_url = esc_url ( trailingslashit ( plugins_url ( '/templates/', $file ) ) );
+		$this->home_url = trailingslashit ( home_url () );
+		$this->site_url = trailingslashit ( site_url () );
 		$this->token = 'podcast';
 
 		// Add meta data to start of podcast content
-		$locations = get_option( 'ss_podcasting_player_locations', array() );
+		$locations = get_option ( 'ss_podcasting_player_locations', array() );
 
-		if ( in_array( 'content', (array) $locations ) ) {
-			add_filter( 'the_content', array( $this, 'content_meta_data' ), 10, 1 );
+		if ( in_array ( 'content', (array) $locations ) ) {
+			add_filter ( 'the_content', array( $this, 'content_meta_data' ), 10, 1 );
 		}
 
-		if ( in_array( 'excerpt', (array) $locations ) ) {
-			add_filter( 'the_excerpt', array( $this, 'get_excerpt_meta_data' ), 10, 1 );
+		if ( in_array ( 'excerpt', (array) $locations ) ) {
+			add_filter ( 'the_excerpt', array( $this, 'get_excerpt_meta_data' ), 10, 1 );
 		}
 
-		if ( in_array( 'excerpt_embed', (array) $locations ) ) {
-			add_filter( 'the_excerpt_embed', array( $this, 'get_embed_meta_data' ), 10, 1 );
+		if ( in_array ( 'excerpt_embed', (array) $locations ) ) {
+			add_filter ( 'the_excerpt_embed', array( $this, 'get_embed_meta_data' ), 10, 1 );
 		}
 
 		// Add SSP label and version to generator tags
-		add_action( 'get_the_generator_html', array( $this, 'generator_tag' ), 10, 2 );
-		add_action( 'get_the_generator_xhtml', array( $this, 'generator_tag' ), 10, 2 );
+		add_action ( 'get_the_generator_html', array( $this, 'generator_tag' ), 10, 2 );
+		add_action ( 'get_the_generator_xhtml', array( $this, 'generator_tag' ), 10, 2 );
 
 		// Add RSS meta tag to site header
-		add_action( 'wp_head' , array( $this, 'rss_meta_tag' ) );
+		add_action ( 'wp_head', array( $this, 'rss_meta_tag' ) );
 
 		// Add podcast episode to main query loop if setting is activated
-		add_action( 'pre_get_posts' , array( $this, 'add_to_home_query' ) );
+		add_action ( 'pre_get_posts', array( $this, 'add_to_home_query' ) );
 
 		// Make sure to fetch all relevant post types when viewing series archive
-		add_action( 'pre_get_posts' , array( $this, 'add_all_post_types' ) );
+		add_action ( 'pre_get_posts', array( $this, 'add_all_post_types' ) );
 
 		// Download podcast episode
-		add_action( 'wp', array( $this, 'download_file' ), 1 );
+		add_action ( 'wp', array( $this, 'download_file' ), 1 );
 
 		// Register widgets
-		add_action( 'widgets_init', array( $this, 'register_widgets' ), 1 );
+		add_action ( 'widgets_init', array( $this, 'register_widgets' ), 1 );
 
 		// Add shortcodes
-		add_action( 'init', array( $this, 'register_shortcodes' ), 1 );
+		add_action ( 'init', array( $this, 'register_shortcodes' ), 1 );
 
-		add_filter( 'feed_content_type', array( $this, 'feed_content_type' ), 10, 2 );
+		add_filter ( 'feed_content_type', array( $this, 'feed_content_type' ), 10, 2 );
 
 		// Handle localisation
-		add_action( 'plugins_loaded', array( $this, 'load_localisation' ) );
+		add_action ( 'plugins_loaded', array( $this, 'load_localisation' ) );
 	}
 
 	/**
@@ -94,36 +94,36 @@ 
 	public function get_episode_download_link( $episode_id, $referrer = '' ) {
 
 		// Get file URL
-		$file = $this->get_enclosure( $episode_id );
+		$file = $this->get_enclosure ( $episode_id );
 
 		if ( ! $file ) {
 			return;
 		}
 
 		// Get download link based on permalink structure
-		if ( get_option( 'permalink_structure' ) ) {
-			$episode = get_post( $episode_id );
+		if ( get_option ( 'permalink_structure' ) ) {
+			$episode = get_post ( $episode_id );
 
 			// Get file extension - default to MP3 to prevent empty extension strings
-			$ext = pathinfo( $file, PATHINFO_EXTENSION );
-			if( ! $ext ) {
+			$ext = pathinfo ( $file, PATHINFO_EXTENSION );
+			if ( ! $ext ) {
 				$ext = 'mp3';
 			}
 
-			$link = $this->home_url . 'podcast-download/' . $episode_id . '/' . $episode->post_name . '.' . $ext;
+			$link = $this->home_url.'podcast-download/'.$episode_id.'/'.$episode->post_name.'.'.$ext;
 		} else {
-			$link = add_query_arg( array( 'podcast_episode' => $episode_id ), $this->home_url );
+			$link = add_query_arg ( array( 'podcast_episode' => $episode_id ), $this->home_url );
 		}
 
 		// Allow for dyamic referrer
-		$referrer = apply_filters( 'ssp_download_referrer', $referrer, $episode_id );
+		$referrer = apply_filters ( 'ssp_download_referrer', $referrer, $episode_id );
 
 		// Add referrer flag if supplied
 		if ( $referrer ) {
-			$link = add_query_arg( array( 'ref' => $referrer ), $link );
+			$link = add_query_arg ( array( 'ref' => $referrer ), $link );
 		}
 
-		return apply_filters( 'ssp_episode_download_link', esc_url( $link ), $episode_id, $file );
+		return apply_filters ( 'ssp_episode_download_link', esc_url ( $link ), $episode_id, $file );
 	}
 
 	/**
@@ -133,13 +133,13 @@ 
 	 */
 	public function get_episode_type( $episode_id = 0 ) {
 
-		if( ! $episode_id ) {
+		if ( ! $episode_id ) {
 			return false;
 		}
 
-		$type = get_post_meta( $episode_id , 'episode_type' , true );
+		$type = get_post_meta ( $episode_id, 'episode_type', true );
 
-		if( ! $type ) {
+		if ( ! $type ) {
 			$type = 'audio';
 		}
 
@@ -155,39 +155,39 @@ 
 		global $post, $wp_current_filter, $episode_context;
 
 		// Don't output unformatted data on excerpts
-		if ( in_array( 'get_the_excerpt', (array) $wp_current_filter ) ) {
+		if ( in_array ( 'get_the_excerpt', (array) $wp_current_filter ) ) {
 			return $content;
 		}
 
 		// Don't output episode meta in shortcode or widget
-		if ( isset( $episode_context ) && in_array( $episode_context, array( 'shortcode', 'widget' ) ) ) {
+		if ( isset( $episode_context ) && in_array ( $episode_context, array( 'shortcode', 'widget' ) ) ) {
 			return $content;
 		}
 
-		if( post_password_required( $post->ID ) ) {
+		if ( post_password_required ( $post->ID ) ) {
 			return $content;
 		}
 
-		$podcast_post_types = ssp_post_types( true );
+		$podcast_post_types = ssp_post_types ( true );
 
-		$player_visibility = get_option( 'ss_podcasting_player_content_visibility', 'all' );
+		$player_visibility = get_option ( 'ss_podcasting_player_content_visibility', 'all' );
 
-		switch( $player_visibility ) {
+		switch ( $player_visibility ) {
 			case 'all': $show_player = true; break;
-			case 'membersonly': $show_player = is_user_logged_in(); break;
+			case 'membersonly': $show_player = is_user_logged_in (); break;
 		}
 
-		if ( $show_player && in_array( $post->post_type, $podcast_post_types ) && ! is_feed() && ! isset( $_GET['feed'] ) ) {
+		if ( $show_player && in_array ( $post->post_type, $podcast_post_types ) && ! is_feed () && ! isset( $_GET[ 'feed' ] ) ) {
 
 			// Get episode meta data
-			$meta = $this->episode_meta( $post->ID, 'content' );
+			$meta = $this->episode_meta ( $post->ID, 'content' );
 
 			// Get specified player position
-			$player_position = get_option( 'ss_podcasting_player_content_location', 'above' );
+			$player_position = get_option ( 'ss_podcasting_player_content_location', 'above' );
 
-			switch( $player_position ) {
-				case 'above': $content = $meta . $content; break;
-				case 'below': $content = $content . $meta; break;
+			switch ( $player_position ) {
+				case 'above': $content = $meta.$content; break;
+				case 'below': $content = $content.$meta; break;
 			}
 
 		}
@@ -201,7 +201,7 @@ 
 	 * @return string          Modified excerpt
 	 */
 	public function get_excerpt_meta_data( $excerpt = '' ) {
-		return $this->excerpt_meta_data( $excerpt, 'excerpt' );
+		return $this->excerpt_meta_data ( $excerpt, 'excerpt' );
 	}
 
 	/**
@@ -210,7 +210,7 @@ 
 	 * @return string          Modified excerpt
 	 */
 	public function get_embed_meta_data( $excerpt = '' ) {
-		return $this->excerpt_meta_data( $excerpt, 'embed' );
+		return $this->excerpt_meta_data ( $excerpt, 'embed' );
 	}
 
 	/**
@@ -221,24 +221,24 @@ 
 	public function excerpt_meta_data( $excerpt = '', $content = 'excerpt' ) {
 		global $post;
 
-		if( post_password_required( $post->ID ) ) {
+		if ( post_password_required ( $post->ID ) ) {
 			return $excerpt;
 		}
 
-		$podcast_post_types = ssp_post_types( true );
+		$podcast_post_types = ssp_post_types ( true );
 
-		$player_visibility = get_option( 'ss_podcasting_player_content_visibility', 'all' );
+		$player_visibility = get_option ( 'ss_podcasting_player_content_visibility', 'all' );
 
-		switch( $player_visibility ) {
+		switch ( $player_visibility ) {
 			case 'all': $show_player = true; break;
-			case 'membersonly': $show_player = is_user_logged_in(); break;
+			case 'membersonly': $show_player = is_user_logged_in (); break;
 		}
 
-		if ( $show_player && in_array( $post->post_type, $podcast_post_types ) && ! is_feed() && ! isset( $_GET['feed'] ) ) {
+		if ( $show_player && in_array ( $post->post_type, $podcast_post_types ) && ! is_feed () && ! isset( $_GET[ 'feed' ] ) ) {
 
-			$meta = $this->episode_meta( $post->ID, $content );
+			$meta = $this->episode_meta ( $post->ID, $content );
 
-			$excerpt = $meta . $excerpt;
+			$excerpt = $meta.$excerpt;
 
 		}
 
@@ -259,34 +259,34 @@ 
 			return $meta;
 		}
 
-		$file = $this->get_enclosure( $episode_id );
+		$file = $this->get_enclosure ( $episode_id );
 
 		if ( $file ) {
 
-			if ( get_option( 'permalink_structure' ) ) {
-				$file = $this->get_episode_download_link( $episode_id );
+			if ( get_option ( 'permalink_structure' ) ) {
+				$file = $this->get_episode_download_link ( $episode_id );
 			}
 
 			// Hide audio player in `ss_podcast` shortcode by default
 			$show_player = true;
-			if( 'shortcode' == $context ) {
+			if ( 'shortcode' == $context ) {
 				$show_player = false;
 			}
 
 			// Allow media player to be dynamically hidden/displayed
-			$show_player = apply_filters( 'ssp_show_media_player', $show_player, $context );
+			$show_player = apply_filters ( 'ssp_show_media_player', $show_player, $context );
 
 			// Show audio player if requested
-			if( $show_player ) {
-				$meta .= '<div class="podcast_player">' . $this->media_player( $file, $episode_id ) . '</div>';
+			if ( $show_player ) {
+				$meta .= '<div class="podcast_player">'.$this->media_player ( $file, $episode_id ).'</div>';
 			}
 
-			if ( apply_filters( 'ssp_show_episode_details', true, $episode_id, $context ) ) {
-				$meta .= $this->episode_meta_details( $episode_id, $context );
+			if ( apply_filters ( 'ssp_show_episode_details', true, $episode_id, $context ) ) {
+				$meta .= $this->episode_meta_details ( $episode_id, $context );
 			}
 		}
 
-		$meta = apply_filters( 'ssp_episode_meta', $meta, $episode_id, $context );
+		$meta = apply_filters ( 'ssp_episode_meta', $meta, $episode_id, $context );
 
 		return $meta;
 	}
@@ -297,36 +297,36 @@ 
 	 * @param  string  $context    Context for display
 	 * @return string              Episode meta details
 	 */
-	public function episode_meta_details ( $episode_id = 0, $context = 'content' ) {
+	public function episode_meta_details( $episode_id = 0, $context = 'content' ) {
 
 		if ( ! $episode_id ) {
 			return;
 		}
 
-		$file = $this->get_enclosure( $episode_id );
+		$file = $this->get_enclosure ( $episode_id );
 
 		if ( ! $file ) {
 			return;
 		}
 
-		$link = $this->get_episode_download_link( $episode_id, 'download' );
-		$duration = get_post_meta( $episode_id , 'duration' , true );
-		$size = get_post_meta( $episode_id , 'filesize' , true );
+		$link = $this->get_episode_download_link ( $episode_id, 'download' );
+		$duration = get_post_meta ( $episode_id, 'duration', true );
+		$size = get_post_meta ( $episode_id, 'filesize', true );
 		if ( ! $size ) {
-			$size_data = $this->get_file_size( $file );
-			$size = $size_data['formatted'];
+			$size_data = $this->get_file_size ( $file );
+			$size = $size_data[ 'formatted' ];
 			if ( $size ) {
-				if ( isset( $size_data['formatted'] ) ) {
-					update_post_meta( $episode_id, 'filesize', $size_data['formatted'] );
+				if ( isset( $size_data[ 'formatted' ] ) ) {
+					update_post_meta ( $episode_id, 'filesize', $size_data[ 'formatted' ] );
 				}
 
-				if ( isset( $size_data['raw'] ) ) {
-					update_post_meta( $episode_id, 'filesize_raw', $size_data['raw'] );
+				if ( isset( $size_data[ 'raw' ] ) ) {
+					update_post_meta ( $episode_id, 'filesize_raw', $size_data[ 'raw' ] );
 				}
 			}
 		}
 
-		$date_recorded = get_post_meta( $episode_id, 'date_recorded', true );
+		$date_recorded = get_post_meta ( $episode_id, 'date_recorded', true );
 
 		// Build up meta data array with default values
 		$meta = array(
@@ -337,62 +337,62 @@ 
 			'date_recorded' => '',
 		);
 
-		if( $link ) {
-			$meta['link'] = $link;
+		if ( $link ) {
+			$meta[ 'link' ] = $link;
 		}
 
-		if( $link && apply_filters( 'ssp_show_new_window_link', true, $context ) ) {
-			$meta['new_window'] = true;
+		if ( $link && apply_filters ( 'ssp_show_new_window_link', true, $context ) ) {
+			$meta[ 'new_window' ] = true;
 		}
 
-		if( $link ) {
-			$meta['duration'] = $duration;
+		if ( $link ) {
+			$meta[ 'duration' ] = $duration;
 		}
 
-		if( $size ) {
-			$meta['size'] = $size;
+		if ( $size ) {
+			$meta[ 'size' ] = $size;
 		}
 
-		if( $date_recorded ) {
-			$meta['date_recorded'] = $date_recorded;
+		if ( $date_recorded ) {
+			$meta[ 'date_recorded' ] = $date_recorded;
 		}
 
 		// Allow dynamic filtering of meta data - to remove, add or reorder meta items
-		$meta = apply_filters( 'ssp_episode_meta_details', $meta, $episode_id, $context );
+		$meta = apply_filters ( 'ssp_episode_meta_details', $meta, $episode_id, $context );
 
 		$meta_display = '';
-		$meta_sep = apply_filters( 'ssp_episode_meta_separator', ' | ' );
+		$meta_sep = apply_filters ( 'ssp_episode_meta_separator', ' | ' );
 		foreach ( $meta as $key => $data ) {
 
-			if( ! $data ) {
+			if ( ! $data ) {
 				continue;
 			}
 
-			if( $meta_display ) {
+			if ( $meta_display ) {
 				$meta_display .= $meta_sep;
 			}
 
-			switch( $key ) {
+			switch ( $key ) {
 
 				case 'link':
-					$meta_display .= '<a href="' . esc_url( $data ) . '" title="' . get_the_title() . ' " class="podcast-meta-download" download>' . __( 'Download file' , 'seriously-simple-podcasting' ) . '</a>';
+					$meta_display .= '<a href="'.esc_url ( $data ).'" title="'.get_the_title ().' " class="podcast-meta-download" download>'.__ ( 'Download file', 'seriously-simple-podcasting' ).'</a>';
 				break;
 
 				case 'new_window':
-					$play_link = add_query_arg( 'ref', 'new_window', $link );
-					$meta_display .= '<a href="' . esc_url( $play_link ) . '" target="_blank" title="' . get_the_title() . ' " class="podcast-meta-new-window">' . __( 'Play in new window' , 'seriously-simple-podcasting' ) . '</a>';
+					$play_link = add_query_arg ( 'ref', 'new_window', $link );
+					$meta_display .= '<a href="'.esc_url ( $play_link ).'" target="_blank" title="'.get_the_title ().' " class="podcast-meta-new-window">'.__ ( 'Play in new window', 'seriously-simple-podcasting' ).'</a>';
 				break;
 
 				case 'duration':
-					$meta_display .= '<span class="podcast-meta-duration">' . __( 'Duration' , 'seriously-simple-podcasting' ) . ': ' . $data . '</span>';
+					$meta_display .= '<span class="podcast-meta-duration">'.__ ( 'Duration', 'seriously-simple-podcasting' ).': '.$data.'</span>';
 				break;
 
 				case 'size':
-					$meta_display .= '<span class="podcast-meta-size">' . __( 'Size' , 'seriously-simple-podcasting' ) . ': ' . $data . '</span>';
+					$meta_display .= '<span class="podcast-meta-size">'.__ ( 'Size', 'seriously-simple-podcasting' ).': '.$data.'</span>';
 				break;
 
 				case 'date_recorded':
-					$meta_display .= '<span class="podcast-meta-date">' . __( 'Recorded on' , 'seriously-simple-podcasting' ) . ' ' . date_i18n( get_option( 'date_format' ), strtotime( $data ) ) . '</span>';
+					$meta_display .= '<span class="podcast-meta-date">'.__ ( 'Recorded on', 'seriously-simple-podcasting' ).' '.date_i18n ( get_option ( 'date_format' ), strtotime ( $data ) ).'</span>';
 				break;
 
 				// Allow for custom items to be added, but only allow a small amount of HTML tags
@@ -408,13 +408,13 @@ 
 							'target' => array(),
 						),
 					);
-					$meta_display .= wp_kses( $data, $allowed_tags );
+					$meta_display .= wp_kses ( $data, $allowed_tags );
 				break;
 
 			}
 		}
 
-		$meta_display = '<div class="podcast_meta"><aside>' . $meta_display . '</aside></div>';
+		$meta_display = '<div class="podcast_meta"><aside>'.$meta_display.'</aside></div>';
 
 		return $meta_display;
 
@@ -426,43 +426,43 @@ 
 	 */
 	public function add_to_home_query( $query ) {
 
-		if ( is_admin() ) {
+		if ( is_admin () ) {
 			return;
 		}
 
-		$include_in_main_query = get_option('ss_podcasting_include_in_main_query');
+		$include_in_main_query = get_option ( 'ss_podcasting_include_in_main_query' );
 		if ( $include_in_main_query && $include_in_main_query == 'on' ) {
-			if ( $query->is_home() && $query->is_main_query() ) {
-				$query->set( 'post_type', array( 'post', 'podcast' ) );
+			if ( $query->is_home () && $query->is_main_query () ) {
+				$query->set ( 'post_type', array( 'post', 'podcast' ) );
 			}
 		}
 	}
 
-	public function add_all_post_types ( $query ) {
+	public function add_all_post_types( $query ) {
 
-		if ( is_admin() ) {
+		if ( is_admin () ) {
 			return;
 		}
 
-		if ( ! $query->is_main_query() ) {
+		if ( ! $query->is_main_query () ) {
 			return;
 		}
 
-		if ( is_post_type_archive( 'podcast' ) || is_tax( 'series' ) ) {
+		if ( is_post_type_archive ( 'podcast' ) || is_tax ( 'series' ) ) {
 
-			$podcast_post_types = ssp_post_types( false );
+			$podcast_post_types = ssp_post_types ( false );
 
 			if ( empty( $podcast_post_types ) ) {
 				return;
 			}
 
-			$episode_ids = ssp_episode_ids();
+			$episode_ids = ssp_episode_ids ();
 			if ( ! empty( $episode_ids ) ) {
 
-				$query->set( 'post__in', $episode_ids );
+				$query->set ( 'post__in', $episode_ids );
 
-				$podcast_post_types[] = 'podcast';
-				$query->set( 'post_type', $podcast_post_types );
+				$podcast_post_types[ ] = 'podcast';
+				$query->set ( 'post_type', $podcast_post_types );
 
 			}
 
@@ -480,29 +480,29 @@ 
 		if ( $file ) {
 
 			// Include media functions if necessary
-			if ( ! function_exists( 'wp_read_audio_metadata' ) ) {
-				require_once( ABSPATH . 'wp-admin/includes/media.php' );
+			if ( ! function_exists ( 'wp_read_audio_metadata' ) ) {
+				require_once( ABSPATH.'wp-admin/includes/media.php' );
 			}
 
 			// translate file URL to local file path if possible
-			$file = $this->get_local_file_path( $file );
+			$file = $this->get_local_file_path ( $file );
 
 			// Get file data (for local file)
-			$data = wp_read_audio_metadata( $file );
+			$data = wp_read_audio_metadata ( $file );
 
 			$raw = $formatted = '';
 
 			if ( $data ) {
-				$raw = $data['filesize'];
-				$formatted = $this->format_bytes( $raw );
+				$raw = $data[ 'filesize' ];
+				$formatted = $this->format_bytes ( $raw );
 			} else {
 
 				// get file data (for remote file)
-				$data = wp_remote_head( $file, array( 'timeout' => 10, 'redirection' => 5 ) );
+				$data = wp_remote_head ( $file, array( 'timeout' => 10, 'redirection' => 5 ) );
 
-				if ( ! is_wp_error( $data ) && is_array( $data ) && isset( $data['headers']['content-length'] ) ) {
-					$raw = $data['headers']['content-length'];
-					$formatted = $this->format_bytes( $raw );
+				if ( ! is_wp_error ( $data ) && is_array ( $data ) && isset( $data[ 'headers' ][ 'content-length' ] ) ) {
+					$raw = $data[ 'headers' ][ 'content-length' ];
+					$formatted = $this->format_bytes ( $raw );
 				}
 			}
 
@@ -513,7 +513,7 @@ 
 					'formatted' => $formatted
 				);
 
-				return apply_filters( 'ssp_file_size', $size, $file );
+				return apply_filters ( 'ssp_file_size', $size, $file );
 			}
 
 		}
@@ -531,30 +531,30 @@ 
 		if ( $file ) {
 
 			// Include media functions if necessary
-			if ( ! function_exists( 'wp_read_audio_metadata' ) ) {
-				require_once( ABSPATH . 'wp-admin/includes/media.php' );
+			if ( ! function_exists ( 'wp_read_audio_metadata' ) ) {
+				require_once( ABSPATH.'wp-admin/includes/media.php' );
 			}
 
 			// translate file URL to local file path if possible
-			$file = $this->get_local_file_path( $file );
+			$file = $this->get_local_file_path ( $file );
 
 			// Get file data (will only work for local files)
-			$data = wp_read_audio_metadata( $file );
+			$data = wp_read_audio_metadata ( $file );
 
 			$duration = false;
 
 			if ( $data ) {
-				if ( isset( $data['length_formatted'] ) && strlen( $data['length_formatted'] ) > 0 ) {
-					$duration = $data['length_formatted'];
+				if ( isset( $data[ 'length_formatted' ] ) && strlen ( $data[ 'length_formatted' ] ) > 0 ) {
+					$duration = $data[ 'length_formatted' ];
 				} else {
-					if ( isset( $data['length'] ) && strlen( $data['length'] ) > 0 ) {
-						$duration = gmdate( 'H:i:s', $data['length'] );
+					if ( isset( $data[ 'length' ] ) && strlen ( $data[ 'length' ] ) > 0 ) {
+						$duration = gmdate ( 'H:i:s', $data[ 'length' ] );
 					}
 				}
 			}
 
 			if ( $data ) {
-				return apply_filters( 'ssp_file_duration', $duration, $file );
+				return apply_filters ( 'ssp_file_duration', $duration, $file );
 			}
 
 		}
@@ -568,15 +568,15 @@ 
 	 * @param  integer $precision Level of precision for formatting
 	 * @return mixed              Formatted file size on success, false on failure
 	 */
-	protected function format_bytes( $size , $precision = 2 ) {
+	protected function format_bytes( $size, $precision = 2 ) {
 
 		if ( $size ) {
 
-		    $base = log ( $size ) / log( 1024 );
-		    $suffixes = array( '' , 'k' , 'M' , 'G' , 'T' );
-		    $formatted_size = round( pow( 1024 , $base - floor( $base ) ) , $precision ) . $suffixes[ floor( $base ) ];
+		    $base = log ( $size ) / log ( 1024 );
+		    $suffixes = array( '', 'k', 'M', 'G', 'T' );
+		    $formatted_size = round ( pow ( 1024, $base - floor ( $base ) ), $precision ).$suffixes[ floor ( $base ) ];
 
-		    return apply_filters( 'ssp_file_size_formatted', $formatted_size, $size );
+		    return apply_filters ( 'ssp_file_size_formatted', $formatted_size, $size );
 		}
 
 		return false;
@@ -592,10 +592,10 @@ 
 
 		// Let's hash the URL to ensure that we don't get
 		// any illegal chars that might break the cache.
-		$key = md5( $url );
+		$key = md5 ( $url );
 
 		// Do we have anything in the cache for this URL?
-		$attachment_id = wp_cache_get( $key, 'attachment_id' );
+		$attachment_id = wp_cache_get ( $key, 'attachment_id' );
 
 		if ( $attachment_id === false ) {
 
@@ -612,39 +612,39 @@ 
 
 
 			// Function introduced in 4.0, let's try this first.
-			if ( function_exists( 'attachment_url_to_postid' ) ) {
-				$attachment_id = absint( attachment_url_to_postid( $url ) );
+			if ( function_exists ( 'attachment_url_to_postid' ) ) {
+				$attachment_id = absint ( attachment_url_to_postid ( $url ) );
 				if ( 0 !== $attachment_id ) {
-					wp_cache_set( $key, $attachment_id, 'attachment_id', DAY_IN_SECONDS );
+					wp_cache_set ( $key, $attachment_id, 'attachment_id', DAY_IN_SECONDS );
 					return $attachment_id;
 				}
 			}
 
 			// Then this.
-			if ( preg_match( '#\.[a-zA-Z0-9]+$#', $url ) ) {
-				$sql = $wpdb->prepare(
+			if ( preg_match ( '#\.[a-zA-Z0-9]+$#', $url ) ) {
+				$sql = $wpdb->prepare (
 					"SELECT ID FROM $wpdb->posts WHERE post_type = 'attachment' AND guid = %s",
-					esc_url_raw( $url )
+					esc_url_raw ( $url )
 				);
-				$attachment_id = absint( $wpdb->get_var( $sql ) );
+				$attachment_id = absint ( $wpdb->get_var ( $sql ) );
 				if ( 0 !== $attachment_id ) {
-					wp_cache_set( $key, $attachment_id, 'attachment_id', DAY_IN_SECONDS );
+					wp_cache_set ( $key, $attachment_id, 'attachment_id', DAY_IN_SECONDS );
 					return $attachment_id;
 				}
 			}
 
 			// And then try this
-			$upload_dir_paths = wp_upload_dir();
-			if ( false !== strpos( $url, $upload_dir_paths['baseurl'] ) ) {
+			$upload_dir_paths = wp_upload_dir ();
+			if ( false !== strpos ( $url, $upload_dir_paths[ 'baseurl' ] ) ) {
 				// Ensure that we have file extension that matches iTunes.
-				$url = preg_replace( '/(?=\.(m4a|mp3|mov|mp4)$)/i', '', $url );
+				$url = preg_replace ( '/(?=\.(m4a|mp3|mov|mp4)$)/i', '', $url );
 				// Remove the upload path base directory from the attachment URL
-				$url = str_replace( $upload_dir_paths['baseurl'] . '/', '', $url );
+				$url = str_replace ( $upload_dir_paths[ 'baseurl' ].'/', '', $url );
 				// Finally, run a custom database query to get the attachment ID from the modified attachment URL
-				$sql = $wpdb->prepare( "SELECT wposts.ID FROM $wpdb->posts wposts, $wpdb->postmeta wpostmeta WHERE wposts.ID = wpostmeta.post_id AND wpostmeta.meta_key = '_wp_attached_file' AND wpostmeta.meta_value = '%s' AND wposts.post_type = 'attachment'", $url );
-				$attachment_id = absint( $wpdb->get_var( $sql ) );
+				$sql = $wpdb->prepare ( "SELECT wposts.ID FROM $wpdb->posts wposts, $wpdb->postmeta wpostmeta WHERE wposts.ID = wpostmeta.post_id AND wpostmeta.meta_key = '_wp_attached_file' AND wpostmeta.meta_value = '%s' AND wposts.post_type = 'attachment'", $url );
+				$attachment_id = absint ( $wpdb->get_var ( $sql ) );
 				if ( 0 !== $attachment_id ) {
-					wp_cache_set( $key, $attachment_id, 'attachment_id', DAY_IN_SECONDS );
+					wp_cache_set ( $key, $attachment_id, 'attachment_id', DAY_IN_SECONDS );
 					return $attachment_id;
 				}
 			}
@@ -662,20 +662,20 @@ 
 	public function get_attachment_mimetype( $attachment = '' ) {
 
 		// Let's hash the URL to ensure that we don't get any illegal chars that might break the cache.
-		$key = md5( $attachment );
+		$key = md5 ( $attachment );
 
 		if ( $attachment ) {
 			// Do we have anything in the cache for this?
-			$mime = wp_cache_get( $key, 'mime-type' );
+			$mime = wp_cache_get ( $key, 'mime-type' );
 			if ( $mime === false ) {
 
 				// Get the ID
-				$id = $this->get_attachment_id_from_url( $attachment );
+				$id = $this->get_attachment_id_from_url ( $attachment );
 
 				// Get the MIME type
-				$mime = get_post_mime_type( $id );
+				$mime = get_post_mime_type ( $id );
 				// Set the cache
-				wp_cache_set( $key, $mime, 'mime-type', DAY_IN_SECONDS );
+				wp_cache_set ( $key, $mime, 'mime-type', DAY_IN_SECONDS );
 			}
 
 		    return $mime;
@@ -692,8 +692,8 @@ 
 	 * @return string        	   Audio player HTML on success, false on failure
 	 */
 	public function audio_player( $src = '', $episode_id = 0 ) {
-		$player = $this->media_player( $src, $episode_id );
-		return apply_filters( 'ssp_audio_player', $player, $src, $episode_id );
+		$player = $this->media_player ( $src, $episode_id );
+		return apply_filters ( 'ssp_audio_player', $player, $src, $episode_id );
 	}
 
 	/**
@@ -702,40 +702,40 @@ 
 	 * @param  integer $episode_id Episode ID for audio file
 	 * @return string              Media player HTML on success, empty string on failure
 	 */
-	public function media_player ( $src = '', $episode_id = 0 ) {
+	public function media_player( $src = '', $episode_id = 0 ) {
 		$player = '';
 
 		if ( $src ) {
 
 			// Get episode type and default to audio
-			$type = $this->get_episode_type( $episode_id );
-			if( ! $type ) {
+			$type = $this->get_episode_type ( $episode_id );
+			if ( ! $type ) {
 				$type = 'audio';
 			}
 
 			// Switch to podcast player URL
-			$src = str_replace( 'podcast-download', 'podcast-player', $src );
+			$src = str_replace ( 'podcast-download', 'podcast-player', $src );
 
 			// Set up paramters for media player
 			$params = array( 'src' => $src, 'preload' => 'none' );
 
 			// Use built-in WordPress media player
-			switch( $type ) {
-				case 'audio': $player = wp_audio_shortcode( $params ); break;
+			switch ( $type ) {
+				case 'audio': $player = wp_audio_shortcode ( $params ); break;
 				case 'video':
 					// Use featured image as video poster
-					if( $episode_id && has_post_thumbnail( $episode_id ) ) {
-						$poster = wp_get_attachment_url( get_post_thumbnail_id( $episode_id ) );
-						if( $poster ) {
-							$params['poster'] = $poster;
+					if ( $episode_id && has_post_thumbnail ( $episode_id ) ) {
+						$poster = wp_get_attachment_url ( get_post_thumbnail_id ( $episode_id ) );
+						if ( $poster ) {
+							$params[ 'poster' ] = $poster;
 						}
 					}
-					$player = wp_video_shortcode( $params );
+					$player = wp_video_shortcode ( $params );
 				break;
 			}
 
 			// Allow filtering so that alternative players can be used
-			$player = apply_filters( 'ssp_media_player', $player, $src, $episode_id );
+			$player = apply_filters ( 'ssp_media_player', $player, $src, $episode_id );
 		}
 
 		return $player;
@@ -750,17 +750,17 @@ 
 	public function get_image( $id = 0, $size = 'full' ) {
 		$image = '';
 
-		if ( has_post_thumbnail( $id ) ) {
+		if ( has_post_thumbnail ( $id ) ) {
 			// If not a string or an array, and not an integer, default to 200x9999.
-			if ( is_int( $size ) || ( 0 < intval( $size ) ) ) {
-				$size = array( intval( $size ), intval( $size ) );
-			} elseif ( ! is_string( $size ) && ! is_array( $size ) ) {
+			if ( is_int ( $size ) || ( 0 < intval ( $size ) ) ) {
+				$size = array( intval ( $size ), intval ( $size ) );
+			} elseif ( ! is_string ( $size ) && ! is_array ( $size ) ) {
 				$size = array( 200, 9999 );
 			}
-			$image = get_the_post_thumbnail( intval( $id ), $size );
+			$image = get_the_post_thumbnail ( intval ( $id ), $size );
 		}
 
-		return apply_filters( 'ssp_episode_image', $image, $id );
+		return apply_filters ( 'ssp_episode_image', $image, $id );
 	}
 
 	/**
@@ -775,29 +775,29 @@ 
 			'series' => ''
 		);
 
-		$args = apply_filters( 'ssp_get_podcast_args', wp_parse_args( $args, $defaults ) );
+		$args = apply_filters ( 'ssp_get_podcast_args', wp_parse_args ( $args, $defaults ) );
 
 		$query = array();
 
-		if ( 'episodes' == $args['content'] ) {
+		if ( 'episodes' == $args[ 'content' ] ) {
 
 			// Get selected series
 			$podcast_series = '';
-			if ( isset( $args['series'] ) && $args['series'] ) {
-				$podcast_series = $args['series'];
+			if ( isset( $args[ 'series' ] ) && $args[ 'series' ] ) {
+				$podcast_series = $args[ 'series' ];
 			}
 
 			// Get query args
-			$query_args = apply_filters( 'ssp_get_podcast_query_args', ssp_episodes( -1, $podcast_series, true, '' ) );
+			$query_args = apply_filters ( 'ssp_get_podcast_query_args', ssp_episodes ( -1, $podcast_series, true, '' ) );
 
 			// The Query
-			$query = get_posts( $query_args );
+			$query = get_posts ( $query_args );
 
 			// The Display
-			if ( ! is_wp_error( $query ) && is_array( $query ) && count( $query ) > 0 ) {
+			if ( ! is_wp_error ( $query ) && is_array ( $query ) && count ( $query ) > 0 ) {
 				foreach ( $query as $k => $v ) {
 					// Get the URL
-					$query[$k]->url = get_permalink( $v->ID );
+					$query[ $k ]->url = get_permalink ( $v->ID );
 				}
 			} else {
 				$query = false;
@@ -805,27 +805,27 @@ 
 
 		} else {
 
-			$terms = get_terms( 'series' );
+			$terms = get_terms ( 'series' );
 
-			if ( count( $terms ) > 0) {
+			if ( count ( $terms ) > 0 ) {
 
 				foreach ( $terms as $term ) {
-					$query[ $term->term_id ] = new stdClass();
+					$query[ $term->term_id ] = new stdClass ();
 					$query[ $term->term_id ]->title = $term->name;
-		    		$query[ $term->term_id ]->url = get_term_link( $term );
+		    		$query[ $term->term_id ]->url = get_term_link ( $term );
 
-		    		$query_args = apply_filters( 'ssp_get_podcast_series_query_args', ssp_episodes( -1, $term->slug, true, '' ) );
+		    		$query_args = apply_filters ( 'ssp_get_podcast_series_query_args', ssp_episodes ( -1, $term->slug, true, '' ) );
 
-		    		$posts = get_posts( $query_args );
+		    		$posts = get_posts ( $query_args );
 
-		    		$count = count( $posts );
+		    		$count = count ( $posts );
 		    		$query[ $term->term_id ]->count = $count;
 			    }
 			}
 
 		}
 
-		$query['content'] = $args['content'];
+		$query[ 'content' ] = $args[ 'content' ];
 
 		return $query;
 	}
@@ -838,7 +838,7 @@ 
 	public function get_enclosure( $episode_id = 0 ) {
 
 		if ( $episode_id ) {
-			return apply_filters( 'ssp_episode_enclosure', get_post_meta( $episode_id, 'audio_file', true ), $episode_id );
+			return apply_filters ( 'ssp_episode_enclosure', get_post_meta ( $episode_id, 'audio_file', true ), $episode_id );
 		}
 
 		return '';
@@ -856,7 +856,7 @@ 
 
 		if ( $file != '' ) {
 
-			$post_types = ssp_post_types( true );
+			$post_types = ssp_post_types ( true );
 
 			$args = array(
 				'post_type' => $post_types,
@@ -866,17 +866,17 @@ 
 				'meta_value' => $file
 			);
 
-			$qry = new WP_Query( $args );
+			$qry = new WP_Query ( $args );
 
-			if ( $qry->have_posts() ) {
-				while ( $qry->have_posts() ) { $qry->the_post();
+			if ( $qry->have_posts () ) {
+				while ( $qry->have_posts () ) { $qry->the_post ();
 					$episode = $post;
 					break;
 				}
 			}
 		}
 
-		return apply_filters( 'ssp_episode_from_file', $episode, $file );
+		return apply_filters ( 'ssp_episode_from_file', $episode, $file );
 
 	}
 
@@ -886,33 +886,33 @@ 
 	 */
 	public function download_file() {
 
-		if ( is_podcast_download() ) {
+		if ( is_podcast_download () ) {
 			global $wp_query;
 
 			// Get requested episode ID
-			$episode_id = intval( $wp_query->query_vars['podcast_episode'] );
+			$episode_id = intval ( $wp_query->query_vars[ 'podcast_episode' ] );
 
 			if ( isset( $episode_id ) && $episode_id ) {
 
 				// Get episode post object
-				$episode = get_post( $episode_id );
+				$episode = get_post ( $episode_id );
 
 				// Make sure we have a valid episode post object
-				if ( ! $episode || ! is_object( $episode ) || is_wp_error( $episode ) || ! isset( $episode->ID ) ) {
+				if ( ! $episode || ! is_object ( $episode ) || is_wp_error ( $episode ) || ! isset( $episode->ID ) ) {
 					return;
 				}
 
 				// Do we have newlines?
 				$parts = false;
-				if( is_string( $episode ) ) {
-					$parts = explode( "\n", $episode );
+				if ( is_string ( $episode ) ) {
+					$parts = explode ( "\n", $episode );
 				}
 
-				if ( $parts && is_array( $parts ) && count( $parts ) > 1 ) {
-					$file = $parts[0];
+				if ( $parts && is_array ( $parts ) && count ( $parts ) > 1 ) {
+					$file = $parts[ 0 ];
 				} else {
 					// Get audio file for download
-					$file = $this->get_enclosure( $episode_id );
+					$file = $this->get_enclosure ( $episode_id );
 				}
 
 				// Exit if no file is found
@@ -922,77 +922,77 @@ 
 
 				// Get file referrer
 				$referrer = '';
-				if( isset( $wp_query->query_vars['podcast_ref'] ) && $wp_query->query_vars['podcast_ref'] ) {
-					$referrer = $wp_query->query_vars['podcast_ref'];
+				if ( isset( $wp_query->query_vars[ 'podcast_ref' ] ) && $wp_query->query_vars[ 'podcast_ref' ] ) {
+					$referrer = $wp_query->query_vars[ 'podcast_ref' ];
 				} else {
-					if( isset( $_GET['ref'] ) ) {
-						$referrer = esc_attr( $_GET['ref'] );
+					if ( isset( $_GET[ 'ref' ] ) ) {
+						$referrer = esc_attr ( $_GET[ 'ref' ] );
 					}
 				}
 
 				// Allow other actions - functions hooked on here must not output any data
-			    do_action( 'ssp_file_download', $file, $episode, $referrer );
+			    do_action ( 'ssp_file_download', $file, $episode, $referrer );
 
 			    // Set necessary headers
-				header( "Pragma: no-cache" );
-				header( "Expires: 0" );
-				header( "Cache-Control: must-revalidate, post-check=0, pre-check=0" );
-				header( "Robots: none" );
+				header ( "Pragma: no-cache" );
+				header ( "Expires: 0" );
+				header ( "Cache-Control: must-revalidate, post-check=0, pre-check=0" );
+				header ( "Robots: none" );
 
 		        // Check file referrer
-		        if( 'download' == $referrer ) {
+		        if ( 'download' == $referrer ) {
 
 		        	// Set size of file
 					// Do we have anything in Cache/DB?
-					$size = wp_cache_get( $episode_id, 'filesize_raw' );
+					$size = wp_cache_get ( $episode_id, 'filesize_raw' );
 
 					// Nothing in the cache, let's see if we can figure it out.
 					if ( false === $size ) {
 
 						// Do we have anything in post_meta?
-						$size = get_post_meta( $episode_id, 'filesize_raw', true );
+						$size = get_post_meta ( $episode_id, 'filesize_raw', true );
 
 						if ( empty( $size ) ) {
 
 							// Let's see if we can figure out the path...
-							$attachment_id = $this->get_attachment_id_from_url( $file );
+							$attachment_id = $this->get_attachment_id_from_url ( $file );
 
-							if ( ! empty( $attachment_id )  ) {
-								$size = filesize( get_attached_file( $attachment_id ) );
-								update_post_meta( $episode_id, 'filesize_raw', $size );
+							if ( ! empty( $attachment_id ) ) {
+								$size = filesize ( get_attached_file ( $attachment_id ) );
+								update_post_meta ( $episode_id, 'filesize_raw', $size );
 							}
 
 						}
 
 						// Update the cache
-						wp_cache_set( $episode_id, $size, 'filesize_raw' );
+						wp_cache_set ( $episode_id, $size, 'filesize_raw' );
 					}
 
 					// Send Content-Length header
 		        	if ( ! empty( $size ) ) {
-						header( "Content-Length: " . $size );
+						header ( "Content-Length: ".$size );
 					}
 
 		        	// Force file download
-		        	header( "Content-Type: application/force-download" );
+		        	header ( "Content-Type: application/force-download" );
 
 			        // Set other relevant headers
-			        header( "Content-Description: File Transfer" );
-			        header( "Content-Disposition: attachment; filename=\"" . basename( $file ) . "\";" );
-			        header( "Content-Transfer-Encoding: binary" );
+			        header ( "Content-Description: File Transfer" );
+			        header ( "Content-Disposition: attachment; filename=\"".basename ( $file )."\";" );
+			        header ( "Content-Transfer-Encoding: binary" );
 
 			        // Encode spaces in file names until this is fixed in core (https://core.trac.wordpress.org/ticket/36998)
-					$file = str_replace( ' ', '%20', $file );
+					$file = str_replace ( ' ', '%20', $file );
 
 			        // Use ssp_readfile_chunked() if allowed on the server or simply access file directly
-					@ssp_readfile_chunked( $file ) or header( 'Location: ' . $file );
+					@ssp_readfile_chunked ( $file ) or header ( 'Location: '.$file );
 				} else {
 
 					// Encode spaces in file names until this is fixed in core (https://core.trac.wordpress.org/ticket/36998)
-					$file = str_replace( ' ', '%20', $file );
+					$file = str_replace ( ' ', '%20', $file );
 
 					// For all other referrers redirect to the raw file
-					wp_redirect( $file, 302 );
+					wp_redirect ( $file, 302 );
 				}
 
 				// Exit to prevent other processes running later on
@@ -1009,16 +1009,16 @@ 
 	public function generator_tag( $gen, $type ) {
 
 		// Allow generator tags to be hidden if necessary
-		if ( apply_filters( 'ssp_show_generator_tag', true, $type ) ) {
+		if ( apply_filters ( 'ssp_show_generator_tag', true, $type ) ) {
 
-			$generator = 'Seriously Simple Podcasting ' . esc_attr( $this->version );
+			$generator = 'Seriously Simple Podcasting '.esc_attr ( $this->version );
 
 			switch ( $type ) {
 				case 'html':
-					$gen .= "\n" . '<meta name="generator" content="' . $generator . '">';
+					$gen .= "\n".'<meta name="generator" content="'.$generator.'">';
 				break;
 				case 'xhtml':
-					$gen .= "\n" . '<meta name="generator" content="' . $generator . '" />';
+					$gen .= "\n".'<meta name="generator" content="'.$generator.'" />';
 				break;
 			}
 
@@ -1034,53 +1034,53 @@ 
 	public function rss_meta_tag() {
 
 		// Get feed slug
-		$feed_slug = apply_filters( 'ssp_feed_slug', $this->token );
+		$feed_slug = apply_filters ( 'ssp_feed_slug', $this->token );
 
-		if ( get_option( 'permalink_structure' ) ) {
-			$feed_url = $this->home_url . 'feed/' . $feed_slug;
+		if ( get_option ( 'permalink_structure' ) ) {
+			$feed_url = $this->home_url.'feed/'.$feed_slug;
 		} else {
-			$feed_url = $this->home_url . '?feed=' . $feed_slug;
+			$feed_url = $this->home_url.'?feed='.$feed_slug;
 		}
 
-		$custom_feed_url = get_option( 'ss_podcasting_feed_url' );
+		$custom_feed_url = get_option ( 'ss_podcasting_feed_url' );
 		if ( $custom_feed_url ) {
 			$feed_url = $custom_feed_url;
 		}
 
-		$feed_url = apply_filters( 'ssp_feed_url', $feed_url );
+		$feed_url = apply_filters ( 'ssp_feed_url', $feed_url );
 
 		$html = '';
 
-		if( apply_filters( 'ssp_show_global_feed_tag', true ) ) {
-			$html = '<link rel="alternate" type="application/rss+xml" title="' . __( 'Podcast RSS feed', 'seriously-simple-podcasting' ) . '" href="' . esc_url( $feed_url ) . '" />';
+		if ( apply_filters ( 'ssp_show_global_feed_tag', true ) ) {
+			$html = '<link rel="alternate" type="application/rss+xml" title="'.__ ( 'Podcast RSS feed', 'seriously-simple-podcasting' ).'" href="'.esc_url ( $feed_url ).'" />';
 		}
 
 		// Check if this is a series taxonomy archive and display series-specific RSS feed tag
-		$current_obj = get_queried_object();
-		if( isset( $current_obj->taxonomy ) && 'series' == $current_obj->taxonomy && isset( $current_obj->slug ) && $current_obj->slug ) {
+		$current_obj = get_queried_object ();
+		if ( isset( $current_obj->taxonomy ) && 'series' == $current_obj->taxonomy && isset( $current_obj->slug ) && $current_obj->slug ) {
 
-			if( apply_filters( 'ssp_show_series_feed_tag', true, $current_obj->slug ) ) {
+			if ( apply_filters ( 'ssp_show_series_feed_tag', true, $current_obj->slug ) ) {
 
-				if ( get_option( 'permalink_structure' ) ) {
-					$series_feed_url = $feed_url . '/' . $current_obj->slug;
+				if ( get_option ( 'permalink_structure' ) ) {
+					$series_feed_url = $feed_url.'/'.$current_obj->slug;
 				} else {
-					$series_feed_url = $feed_url . '&podcast_series=' . $current_obj->slug;
+					$series_feed_url = $feed_url.'&podcast_series='.$current_obj->slug;
 				}
 
-				$html .= "\n" . '<link rel="alternate" type="application/rss+xml" title="' . sprintf( __( '%s RSS feed', 'seriously-simple-podcasting' ), $current_obj->name ) . '" href="' . esc_url( $series_feed_url ) . '" />';
+				$html .= "\n".'<link rel="alternate" type="application/rss+xml" title="'.sprintf ( __ ( '%s RSS feed', 'seriously-simple-podcasting' ), $current_obj->name ).'" href="'.esc_url ( $series_feed_url ).'" />';
 
 			}
 
 		}
 
-		echo "\n" . apply_filters( 'ssp_rss_meta_tag', $html ) . "\n\n";
+		echo "\n".apply_filters ( 'ssp_rss_meta_tag', $html )."\n\n";
 	}
 
 	/**
 	 * Register plugin widgets
 	 * @return void
 	 */
-	public function register_widgets () {
+	public function register_widgets() {
 
 		$widgets = array(
 			'recent-episodes' => 'Recent_Episodes',
@@ -1090,8 +1090,8 @@ 
 		);
 
 		foreach ( $widgets as $id => $name ) {
-			require_once( $this->dir . '/includes/widgets/class-ssp-widget-' . $id . '.php' );
-			register_widget( 'SSP_Widget_' . $name );
+			require_once( $this->dir.'/includes/widgets/class-ssp-widget-'.$id.'.php' );
+			register_widget ( 'SSP_Widget_'.$name );
 		}
 
 	}
@@ -1100,7 +1100,7 @@ 
 	 * Register plugin shortcodes
 	 * @return void
 	 */
-	public function register_shortcodes () {
+	public function register_shortcodes() {
 
 		$shortcodes = array(
 			'podcast_episode',
@@ -1109,8 +1109,8 @@ 
 		);
 
 		foreach ( $shortcodes as $shortcode ) {
-			require_once( $this->dir . '/includes/shortcodes/class-ssp-shortcode-' . $shortcode . '.php' );
-			add_shortcode( $shortcode, array( $GLOBALS['ssp_shortcodes'][ $shortcode ], 'shortcode' ) );
+			require_once( $this->dir.'/includes/shortcodes/class-ssp-shortcode-'.$shortcode.'.php' );
+			add_shortcode ( $shortcode, array( $GLOBALS[ 'ssp_shortcodes' ][ $shortcode ], 'shortcode' ) );
 		}
 
 	}
@@ -1121,64 +1121,64 @@ 
 	 * @param  array   $content_items Orderd array of content items to display
 	 * @return string                 HTML of episode with specified content items
 	 */
-	public function podcast_episode ( $episode_id = 0, $content_items = array( 'title', 'player', 'details' ), $context = '' ) {
+	public function podcast_episode( $episode_id = 0, $content_items = array( 'title', 'player', 'details' ), $context = '' ) {
 		global $post, $episode_context;
 
-		if ( ! $episode_id || ! is_array( $content_items ) || empty( $content_items ) ) {
+		if ( ! $episode_id || ! is_array ( $content_items ) || empty( $content_items ) ) {
 			return;
 		}
 
 		// Get episode object
-		$episode = get_post( $episode_id );
+		$episode = get_post ( $episode_id );
 
-		if ( ! $episode || is_wp_error( $episode ) ) {
+		if ( ! $episode || is_wp_error ( $episode ) ) {
 			return;
 		}
 
-		$html = '<div class="podcast-episode episode-' . esc_attr( $episode_id ) . '">' . "\n";
+		$html = '<div class="podcast-episode episode-'.esc_attr ( $episode_id ).'">'."\n";
 
 			// Setup post data for episode post object
 			$post = $episode;
-			setup_postdata( $post );
+			setup_postdata ( $post );
 
 			$episode_context = $context;
 
 			// Display specified content items in the order supplied
 			foreach ( $content_items as $item ) {
 
-				switch( $item ) {
+				switch ( $item ) {
 
 					case 'title':
-						$html .= '<h3 class="episode-title">' . get_the_title() . '</h3>' . "\n";
+						$html .= '<h3 class="episode-title">'.get_the_title ().'</h3>'."\n";
 					break;
 
 					case 'excerpt':
-						$html .= '<p class="episode-excerpt">' . get_the_excerpt() . '</p>' . "\n";
+						$html .= '<p class="episode-excerpt">'.get_the_excerpt ().'</p>'."\n";
 					break;
 
 					case 'content':
-						$html .= '<div class="episode-content">' . apply_filters( 'the_content', get_the_content() ) . '</div>' . "\n";
+						$html .= '<div class="episode-content">'.apply_filters ( 'the_content', get_the_content () ).'</div>'."\n";
 					break;
 
 					case 'player':
-						$file = $this->get_enclosure( $episode_id );
-						if ( get_option( 'permalink_structure' ) ) {
-							$file = $this->get_episode_download_link( $episode_id );
+						$file = $this->get_enclosure ( $episode_id );
+						if ( get_option ( 'permalink_structure' ) ) {
+							$file = $this->get_episode_download_link ( $episode_id );
 						}
-		    			$html .= '<div class="podcast_player">' . $this->media_player( $file, $episode_id ) . '</div>' . "\n";
+		    			$html .= '<div class="podcast_player">'.$this->media_player ( $file, $episode_id ).'</div>'."\n";
 					break;
 
 					case 'details':
-						$html .= $this->episode_meta_details( $episode_id, $episode_context );
+						$html .= $this->episode_meta_details ( $episode_id, $episode_context );
 					break;
 
 				}
 			}
 
 			// Reset post data after fetching episode details
-			wp_reset_postdata();
+			wp_reset_postdata ();
 
-		$html .= '</div>' . "\n";
+		$html .= '</div>'."\n";
 
 	    return $html;
 	}
@@ -1193,26 +1193,26 @@ 
 	function get_local_file_path( $file ) {
 
 		// Identify file by root path and not URL (required for getID3 class)
-		$site_root = trailingslashit( ABSPATH );
+		$site_root = trailingslashit ( ABSPATH );
 
 		// Remove common dirs from the ends of site_url and site_root, so that file can be outside of the WordPress installation
-		$root_chunks = explode( '/', $site_root );
-		$url_chunks  = explode( '/', $this->site_url );
+		$root_chunks = explode ( '/', $site_root );
+		$url_chunks  = explode ( '/', $this->site_url );
 
-		end( $root_chunks );
-		end( $url_chunks );
+		end ( $root_chunks );
+		end ( $url_chunks );
 
-		while ( ! is_null( key( $root_chunks ) ) && ! is_null( key( $url_chunks ) ) && ( current( $root_chunks ) == current( $url_chunks ) ) ) {
-			array_pop( $root_chunks );
-			array_pop( $url_chunks );
-			end( $root_chunks );
-			end( $url_chunks );
+		while ( ! is_null ( key ( $root_chunks ) ) && ! is_null ( key ( $url_chunks ) ) && ( current ( $root_chunks ) == current ( $url_chunks ) ) ) {
+			array_pop ( $root_chunks );
+			array_pop ( $url_chunks );
+			end ( $root_chunks );
+			end ( $url_chunks );
 		}
 
-		$site_root = implode('/', $root_chunks);
-		$site_url  = implode('/', $url_chunks);
+		$site_root = implode ( '/', $root_chunks );
+		$site_url  = implode ( '/', $url_chunks );
 
-		$file = str_replace( $site_url, $site_root, $file );
+		$file = str_replace ( $site_url, $site_root, $file );
 
 		return $file;
 	}
@@ -1224,16 +1224,16 @@ 
 	 * @param  string $type         Type of feed
 	 * @return string               Updated content type
 	 */
-	public function feed_content_type ( $content_type = '', $type = '' ) {
+	public function feed_content_type( $content_type = '', $type = '' ) {
 
-		if( 'podcast' == $type ) {
+		if ( 'podcast' == $type ) {
 			$content_type = 'text/xml';
 		}
 
 		return $content_type;
 	}
 
-	public function load_localisation () {
-		load_plugin_textdomain( 'seriously-simple-podcasting', false, basename( dirname( $this->file ) ) . '/languages/' );
+	public function load_localisation() {
+		load_plugin_textdomain ( 'seriously-simple-podcasting', false, basename ( dirname ( $this->file ) ).'/languages/' );
 	}
 }