cfoellmann / podlove-subscribe-button-wp-plugin

podlove.php

Spacing +39 added lines, -39 removed lines

@@ -22,22 +22,22 @@ 
 }
 
 // Constants
-require('constants.php');
-require('settings/buttons.php');
+require( 'constants.php' );
+require( 'settings/buttons.php' );
 // Models
-require('model/base.php');
-require('model/button.php');
-require('model/network_button.php');
+require( 'model/base.php' );
+require( 'model/button.php' );
+require( 'model/network_button.php' );
 // Table
-require('settings/buttons_list_table.php');
+require( 'settings/buttons_list_table.php' );
 // Media Types
-require('media_types.php');
+require( 'media_types.php' );
 // Widget
-require('widget.php');
+require( 'widget.php' );
 // Version control
-require('version.php');
+require( 'version.php' );
 // Helper functions
-require('helper.php');
+require( 'helper.php' );
 
 register_activation_hook( __FILE__, array( 'PodloveSubscribeButton', 'build_models' ) );
 
@@ -75,7 +75,7 @@ 
 
 		$pages = array( 'settings_page_podlove-subscribe-button', 'widgets.php' );
 
-		if ( ! in_array( $hook, $pages )  ) {
+		if ( ! in_array( $hook, $pages ) ) {
 			return;
 		}
 
@@ -124,7 +124,7 @@ 
 	}
 
 	public static function load_translations() {
-		load_plugin_textdomain( 'podlove-subscribe-button', false, dirname(plugin_basename( __FILE__)) . '/languages/' );
+		load_plugin_textdomain( 'podlove-subscribe-button', false, dirname( plugin_basename( __FILE__ ) ) . '/languages/' );
 
 	}
 
@@ -163,56 +163,56 @@ 
 				'format' => 'rectangle'
 			);
 
-		foreach ($default_values as $option => $default_value) {
-			if ( ! get_option('podlove_subscribe_button_default_' . $option ) ) {
-				update_option('podlove_subscribe_button_default_' . $option, $default_value);
+		foreach ( $default_values as $option => $default_value ) {
+			if ( ! get_option( 'podlove_subscribe_button_default_' . $option ) ) {
+				update_option( 'podlove_subscribe_button_default_' . $option, $default_value );
 			}
 		}
 	}
 
 	public static function shortcode( $args ) {
-		if ( ! $args || ! isset($args['button']) ) {
-			return __('You need to create a Button first and provide its ID.', 'podlove-subscribe-button');
+		if ( ! $args || ! isset( $args[ 'button' ] ) ) {
+			return __( 'You need to create a Button first and provide its ID.', 'podlove-subscribe-button' );
 		} else {
-			$buttonid = $args['button'];
+			$buttonid = $args[ 'button' ];
 		}
 
 		// Fetch the (network)button by it's name
-		if ( ! $button = \PodloveSubscribeButton\Model\Button::get_button_by_name($args['button']) )
-			return sprintf( __('Oops. There is no button with the ID "%s".', 'podlove-subscribe-button'), $args['button'] );
+		if ( ! $button = \PodloveSubscribeButton\Model\Button::get_button_by_name( $args[ 'button' ] ) )
+			return sprintf( __( 'Oops. There is no button with the ID "%s".', 'podlove-subscribe-button' ), $args[ 'button' ] );
 
 		// Get button styling and options
-		$autowidth = self::interpret_width_attribute( self::get_array_value_with_fallback($args, 'width') );
-		$size = self::get_attribute( 'size', self::get_array_value_with_fallback($args, 'size') );
-		$style = self::get_attribute( 'style', self::get_array_value_with_fallback($args, 'style') );
-		$format = self::get_attribute( 'format', self::get_array_value_with_fallback($args, 'format') );
-		$color = self::get_attribute( 'color', self::get_array_value_with_fallback($args, 'color') );
-
-		if ( isset($args['language']) ) {
-			$language = $args['language'];
+		$autowidth = self::interpret_width_attribute( self::get_array_value_with_fallback( $args, 'width' ) );
+		$size = self::get_attribute( 'size', self::get_array_value_with_fallback( $args, 'size' ) );
+		$style = self::get_attribute( 'style', self::get_array_value_with_fallback( $args, 'style' ) );
+		$format = self::get_attribute( 'format', self::get_array_value_with_fallback( $args, 'format' ) );
+		$color = self::get_attribute( 'color', self::get_array_value_with_fallback( $args, 'color' ) );
+
+		if ( isset( $args[ 'language' ] ) ) {
+			$language = $args[ 'language' ];
 		} else {
 			$language = 'en';
 		}
 
-		if ( isset($args['color']) ) {
-			$color = $args['color'];
+		if ( isset( $args[ 'color' ] ) ) {
+			$color = $args[ 'color' ];
 		} else {
-			$color = get_option('podlove_subscribe_button_default_color', '#599677');
+			$color = get_option( 'podlove_subscribe_button_default_color', '#599677' );
 		}
 
-		if ( isset($args['hide']) && $args['hide'] == 'true' ) {
+		if ( isset( $args[ 'hide' ] ) && $args[ 'hide' ] == 'true' ) {
 			$hide = true;
 		} else {
 			$hide = false;
 		}
 
 		// Render button
-		return $button->render($size, $autowidth, $style, $format, $color, $hide, $buttonid, $language);
+		return $button->render( $size, $autowidth, $style, $format, $color, $hide, $buttonid, $language );
 	}
 
-	public static function get_array_value_with_fallback($args, $key) {
-		if ( isset($args[$key]) )
-			return $args[$key];
+	public static function get_array_value_with_fallback( $args, $key ) {
+		if ( isset( $args[ $key ] ) )
+			return $args[ $key ];
 
 		return false;
 	}
@@ -222,11 +222,11 @@ 
 	 * @param  string $attribute_value
 	 * @return string
 	 */
-	private static function get_attribute($attribute=null, $attribute_value=null) {
-		if ( isset($attribute_value) && ctype_alnum($attribute_value) && key_exists( $attribute_value, \PodloveSubscribeButton\Model\Button::$$attribute ) ) {
+	private static function get_attribute( $attribute = null, $attribute_value = null ) {
+		if ( isset( $attribute_value ) && ctype_alnum( $attribute_value ) && key_exists( $attribute_value, \PodloveSubscribeButton\Model\Button::$$attribute ) ) {
 			return $attribute_value;
 		} else {
-			return get_option('podlove_subscribe_button_default_' . $attribute, \PodloveSubscribeButton\Model\Button::$properties[$attribute]);
+			return get_option( 'podlove_subscribe_button_default_' . $attribute, \PodloveSubscribeButton\Model\Button::$properties[ $attribute ] );
 		}
 	}
 

model/base.php

Spacing +42 added lines, -42 removed lines

@@ -44,12 +44,12 @@ 
 		}
 	}
 
-	private static function unserialize_property($property) {
-		if ( ! isset($property) )
+	private static function unserialize_property( $property ) {
+		if ( ! isset( $property ) )
 			return;
 
-		if ( $unserialized_string = is_serialized($property) )
-			return unserialize($property);
+		if ( $unserialized_string = is_serialized( $property ) )
+			return unserialize( $property );
 
 		return $property;
 	}
@@ -89,16 +89,16 @@ 
 		// "id" columns and those ending on "_id" get an index by default
 		$index = $name == 'id' || stripos( $name, '_id' );
 		// but if the argument is set, it overrides the default
-		if (isset($args['index'])) {
-			$index = $args['index'];
+		if ( isset( $args[ 'index' ] ) ) {
+			$index = $args[ 'index' ];
 		}
 		
-		static::$properties[ $class ][] = array(
+		static::$properties[ $class ][ ] = array(
 			'name'  => $name,
 			'type'  => $type,
 			'index' => $index,
-			'index_length' => isset($args['index_length']) ? $args['index_length'] : null,
-			'unique' => isset($args['unique']) ? $args['unique'] : null
+			'index_length' => isset( $args[ 'index_length' ] ) ? $args[ 'index_length' ] : null,
+			'unique' => isset( $args[ 'unique' ] ) ? $args[ 'unique' ] : null
 		);
 	}
 	
@@ -133,7 +133,7 @@ 
 	 * @return array property names
 	 */
 	public static function property_names() {
-		return array_map( function ( $p ) { return $p['name']; } , static::properties() );
+		return array_map( function( $p ) { return $p[ 'name' ]; } , static::properties() );
 	}
 	
 	/**
@@ -171,7 +171,7 @@ 
 		}
 		
 		foreach ( $row as $property => $value ) {
-			$model->$property = static::unserialize_property($value);
+			$model->$property = static::unserialize_property( $value );
 		}
 		
 		return $model;
@@ -184,7 +184,7 @@ 
 		$models = array();
 		
 		$rows = $wpdb->get_results(
-			'SELECT * FROM ' . static::table_name() . ' WHERE ' . $property .  ' = \'' . $value . '\''
+			'SELECT * FROM ' . static::table_name() . ' WHERE ' . $property . ' = \'' . $value . '\''
 		);
 		
 		if ( ! $rows ) {
@@ -195,9 +195,9 @@ 
 			$model = new $class();
 			$model->flag_as_not_new();
 			foreach ( $row as $property => $value ) {
-				$model->$property = static::unserialize_property($value);
+				$model->$property = static::unserialize_property( $value );
 			}
-			$models[] = $model;
+			$models[ ] = $model;
 		}
 		
 		return $models;
@@ -211,7 +211,7 @@ 
 		$model->flag_as_not_new();
 		
 		$row = $wpdb->get_row(
-			'SELECT * FROM ' . static::table_name() . ' WHERE ' . $property .  ' = \'' . $value . '\' LIMIT 0,1'
+			'SELECT * FROM ' . static::table_name() . ' WHERE ' . $property . ' = \'' . $value . '\' LIMIT 0,1'
 		);
 		
 		if ( ! $row ) {
@@ -219,7 +219,7 @@ 
 		}
 		
 		foreach ( $row as $property => $value ) {
-			$model->$property = static::unserialize_property($value);
+			$model->$property = static::unserialize_property( $value );
 		}
 		
 		return $model;
@@ -243,9 +243,9 @@ 
 			$model = new $class();
 			$model->flag_as_not_new();
 			foreach ( $row as $property => $value ) {
-				$model->$property = static::unserialize_property($value);
+				$model->$property = static::unserialize_property( $value );
 			}
-			$models[] = $model;
+			$models[ ] = $model;
 		}
 		
 		return $models;
@@ -267,7 +267,7 @@ 
 		}
 		
 		foreach ( $row as $property => $value ) {
-			$model->$property = static::unserialize_property($value);
+			$model->$property = static::unserialize_property( $value );
 		}
 		
 		return $model;
@@ -290,9 +290,9 @@ 
 			$model = new $class();
 			$model->flag_as_not_new();
 			foreach ( $row as $property => $value ) {
-				$model->$property = static::unserialize_property($value);
+				$model->$property = static::unserialize_property( $value );
 			}
-			$models[] = $model;
+			$models[ ] = $model;
 		}
 		
 		return $models;
@@ -322,18 +322,18 @@ 
 		if ( ! is_array( $attributes ) )
 			return false;
 
-		$request = filter_input_array(INPUT_POST); // Do this for security reasons
+		$request = filter_input_array( INPUT_POST ); // Do this for security reasons
 			
 		foreach ( $attributes as $key => $value ) {
-			if ( is_array($value) ) {
-				$this->{$key} = serialize($value);
+			if ( is_array( $value ) ) {
+				$this->{$key} = serialize( $value );
 			} else {
-				$this->{$key} = esc_sql($value);
+				$this->{$key} = esc_sql( $value );
 			}
 		}
 		
-		if ( isset( $request['checkboxes'] ) && is_array( $request['checkboxes'] ) ) {
-			foreach ( $request['checkboxes'] as $checkbox ) {
+		if ( isset( $request[ 'checkboxes' ] ) && is_array( $request[ 'checkboxes' ] ) ) {
+			foreach ( $request[ 'checkboxes' ] as $checkbox ) {
 				if ( isset( $attributes[ $checkbox ] ) && $attributes[ $checkbox ] === 'on' ) {
 					$this->$checkbox = 1;
 				} else {
@@ -345,8 +345,8 @@ 
 		// @todo this is the wrong place to do this!
 		// The feed password is the only "passphrase" which is saved. It is not encrypted!
 		// However, we keep this function for later use
-		if ( isset( $request['passwords'] ) && is_array( $request['passwords'] ) ) {
-			foreach ( $request['passwords'] as $password ) {
+		if ( isset( $request[ 'passwords' ] ) && is_array( $request[ 'passwords' ] ) ) {
+			foreach ( $request[ 'passwords' ] as $password ) {
 				$this->$password = $attributes[ $password ];
 			}
 		}
@@ -360,7 +360,7 @@ 
 	 * @param  mixed  $value
 	 * @return (bool) query success
 	 */
-	public function update_attribute($attribute, $value) {
+	public function update_attribute( $attribute, $value ) {
 		global $wpdb;
 
 		$this->$attribute = $value;
@@ -369,7 +369,7 @@ 
 			"UPDATE %s SET %s = '%s' WHERE id = %s",
 			static::table_name(),
 			$attribute,
-			mysqli_real_escape_string($value),
+			mysqli_real_escape_string( $value ),
 			$this->id
 		);
 
@@ -414,8 +414,8 @@ 
 
 		$this->is_new = false;
 
-		do_action('podlove_model_save', $this);
-		do_action('podlove_model_change', $this);
+		do_action( 'podlove_model_save', $this );
+		do_action( 'podlove_model_change', $this );
 
 		return $success;
 	}
@@ -459,8 +459,8 @@ 
 
 		$rows_affected = $wpdb->query( $sql );
 
-	    do_action('podlove_model_delete', $this);
-	    do_action('podlove_model_change', $this);
+	    do_action( 'podlove_model_delete', $this );
+	    do_action( 'podlove_model_change', $this );
 
 		return $rows_affected !== false;
 	}
@@ -469,7 +469,7 @@ 
 		global $wpdb;
 
 		if ( $this->$p !== null && $this->$p !== '' ) {
-			return sprintf( "%s = '%s'", $p, ( is_array($this->$p) ? serialize($this->$p) : $this->$p ) );
+			return sprintf( "%s = '%s'", $p, ( is_array( $this->$p ) ? serialize( $this->$p ) : $this->$p ) );
 		} else {
 			return "$p = NULL";
 		}
@@ -496,7 +496,7 @@ 
 		
 		$property_sql = array();
 		foreach ( static::properties() as $property )
-			$property_sql[] = "`{$property['name']}` {$property['type']}";
+			$property_sql[ ] = "`{$property[ 'name' ]}` {$property[ 'type' ]}";
 		
 		$sql = 'CREATE TABLE IF NOT EXISTS '
 		     . static::table_name()
@@ -522,14 +522,14 @@ 
 
 		$indices_sql = 'SHOW INDEX FROM `' . static::table_name() . '`';
 		$indices = $wpdb->get_results( $indices_sql );
-		$index_columns = array_map( function($index){ return $index->Column_name; }, $indices );
+		$index_columns = array_map( function( $index ) { return $index->Column_name; }, $indices );
 
 		foreach ( static::properties() as $property ) {
 
-			if ( $property['index'] && ! in_array( $property['name'], $index_columns ) ) {
-				$length = isset($property['index_length']) ? '(' . (int) $property['index_length'] . ')' : '';
-				$unique = isset($property['unique']) && $property['unique'] ? 'UNIQUE' : '';
-				$sql = 'ALTER TABLE `' . static::table_name() . '` ADD ' . $unique . ' INDEX `' . $property['name'] . '` (' . $property['name'] . $length . ')';
+			if ( $property[ 'index' ] && ! in_array( $property[ 'name' ], $index_columns ) ) {
+				$length = isset( $property[ 'index_length' ] ) ? '(' . (int) $property[ 'index_length' ] . ')' : '';
+				$unique = isset( $property[ 'unique' ] ) && $property[ 'unique' ] ? 'UNIQUE' : '';
+				$sql = 'ALTER TABLE `' . static::table_name() . '` ADD ' . $unique . ' INDEX `' . $property[ 'name' ] . '` (' . $property[ 'name' ] . $length . ')';
 				$wpdb->query( $sql );
 			}
 		}

model/button.php

Spacing +28 added lines, -28 removed lines

@@ -44,12 +44,12 @@ 
 	 * @param  string $name
 	 * @return object||FALSE
 	 */
-	public static function get_button_by_name($name) {
-		if ( $button = \PodloveSubscribeButton\Model\Button::find_one_by_property('name', $name) ) {
+	public static function get_button_by_name( $name ) {
+		if ( $button = \PodloveSubscribeButton\Model\Button::find_one_by_property( 'name', $name ) ) {
 			return $button;
 		}
 
-		if ( $network_button = \PodloveSubscribeButton\Model\NetworkButton::find_one_by_property('name', $name) ) {
+		if ( $network_button = \PodloveSubscribeButton\Model\NetworkButton::find_one_by_property( 'name', $name ) ) {
 			$network_button->id = $network_button->id . 'N';
 			return $network_button;
 		}
@@ -62,9 +62,9 @@ 
 	 * @param  array
 	 * @return array
 	 */
-	public static function get_global_setting_with_fallback( $settings=array() ) {
-		foreach (self::$properties as $property => $default) {
-			$settings[$property] = ( get_option('podlove_subscribe_button_default_' . $property) ? get_option('podlove_subscribe_button_default_' . $property) : $default );
+	public static function get_global_setting_with_fallback( $settings = array() ) {
+		foreach ( self::$properties as $property => $default ) {
+			$settings[ $property ] = ( get_option( 'podlove_subscribe_button_default_' . $property ) ? get_option( 'podlove_subscribe_button_default_' . $property ) : $default );
 		}
 
 		return $settings;
@@ -81,9 +81,9 @@ 
 	 * @param  boolean $buttonid
 	 * @return string
 	 */
-	public function render( $size='big', $autowidth='on', $style='filled', $format='rectangle', $color='#599677', $hide = false, $buttonid = false, $language='en' ) {
+	public function render( $size = 'big', $autowidth = 'on', $style = 'filled', $format = 'rectangle', $color = '#599677', $hide = false, $buttonid = false, $language = 'en' ) {
 		$button_styling = array_merge(
-				$this->get_button_styling($size, $autowidth, $style, $format, $color),
+				$this->get_button_styling( $size, $autowidth, $style, $format, $color ),
 				array(
 						'hide' => $hide,
 						'buttonid' => $buttonid,
@@ -97,7 +97,7 @@ 
 				'subtitle' => $this->subtitle,
 				'description' => $this->description,
 				'cover' => $this->cover,
-				'feeds' => $this->get_feeds_as_array($this->feeds)
+				'feeds' => $this->get_feeds_as_array( $this->feeds )
 			), $button_styling );
 	}
 
@@ -105,20 +105,20 @@ 
 	 * Provides the feed as an array in the required format
 	 * @return array
 	 */
-	private function get_feeds_as_array( $feeds=array() ) {
-		foreach ($feeds as $feed) {
-			if ( isset(\PodloveSubscribeButton\MediaTypes::$audio[$feed['format']]['extension']) ) {
+	private function get_feeds_as_array( $feeds = array() ) {
+		foreach ( $feeds as $feed ) {
+			if ( isset( \PodloveSubscribeButton\MediaTypes::$audio[ $feed[ 'format' ] ][ 'extension' ] ) ) {
 				$new_feed = array(
 						'type' => 'audio',
-						'format' => \PodloveSubscribeButton\MediaTypes::$audio[$feed['format']]['extension'],
-						'url' => $feed['url'],
+						'format' => \PodloveSubscribeButton\MediaTypes::$audio[ $feed[ 'format' ] ][ 'extension' ],
+						'url' => $feed[ 'url' ],
 						'variant' => 'high'
 					);
 
-				if ( isset($feed['itunesfeedid']) && $feed['itunesfeedid'] > 0 )
-					$new_feed['directory-url-itunes'] = "https://itunes.apple.com/podcast/id" . $feed['itunesfeedid'];
+				if ( isset( $feed[ 'itunesfeedid' ] ) && $feed[ 'itunesfeedid' ] > 0 )
+					$new_feed[ 'directory-url-itunes' ] = "https://itunes.apple.com/podcast/id" . $feed[ 'itunesfeedid' ];
 
-				$feeds[] = $new_feed;
+				$feeds[ ] = $new_feed;
 			}
 		}
 
@@ -132,15 +132,15 @@ 
 	 * @param  string $data_attributes
 	 * @return string 
 	 */
-	private function provide_button_html($podcast_data, $button_styling, $data_attributes="") {
+	private function provide_button_html( $podcast_data, $button_styling, $data_attributes = "" ) {
 		// Create data attributes for Button
-		foreach ($button_styling as $attribute => $value) {
+		foreach ( $button_styling as $attribute => $value ) {
 			$data_attributes .= 'data-' . $attribute . '="' . $value . '" ';
 		}
 
 		return"
 			<script>
-				podcastData".$this->id . " = ".json_encode($podcast_data)."
+				podcastData".$this->id . " = " . json_encode( $podcast_data ) . "
 			</script>
 			<script 
 				class=\"podlove-subscribe-button\" 
@@ -158,15 +158,15 @@ 
 	 * @param  string $color
 	 * @return array
 	 */
-	public function get_button_styling($size, $autowidth, $style, $format, $color) {
+	public function get_button_styling( $size, $autowidth, $style, $format, $color ) {
 
 		return array(
 				// $attribute => $value
-				'size' => ( $size == 'default' ? get_option('podlove_subscribe_button_default_size', $size) : $size )
-			 	. self::interpret_autowidth_attribute($autowidth),
-				'style' => ( $style == 'default' ? get_option('podlove_subscribe_button_default_style', $style) : $style ),
-				'format' => ( $format == 'default' ? get_option('podlove_subscribe_button_default_format', $format) : $format ),
-				'color' => ( isset($color) ? $color : get_option('podlove_subscribe_button_default_color', $color) ),
+				'size' => ( $size == 'default' ? get_option( 'podlove_subscribe_button_default_size', $size ) : $size )
+			 	. self::interpret_autowidth_attribute( $autowidth ),
+				'style' => ( $style == 'default' ? get_option( 'podlove_subscribe_button_default_style', $style ) : $style ),
+				'format' => ( $format == 'default' ? get_option( 'podlove_subscribe_button_default_format', $format ) : $format ),
+				'color' => ( isset( $color ) ? $color : get_option( 'podlove_subscribe_button_default_color', $color ) ),
 				'json-data' => 'podcastData' . $this->id
 			);
 	}
@@ -176,8 +176,8 @@ 
 	 * @param  string $autowidth
 	 * @return string
 	 */
-	private static function interpret_autowidth_attribute($autowidth) {
-		if ( $autowidth == 'default' && get_option('podlove_subscribe_button_default_autowidth') !== 'on' )
+	private static function interpret_autowidth_attribute( $autowidth ) {
+		if ( $autowidth == 'default' && get_option( 'podlove_subscribe_button_default_autowidth' ) !== 'on' )
 			return '';
 
 		if ( $autowidth !== 'default' && $autowidth !== 'on' )

settings/buttons.php

Spacing +66 added lines, -66 removed lines

@@ -6,11 +6,11 @@ 
 
 	public static function page() {
 
-		$action = null !== filter_input(INPUT_GET, 'action') ? filter_input(INPUT_GET, 'action') : null;
+		$action = null !== filter_input( INPUT_GET, 'action' ) ? filter_input( INPUT_GET, 'action' ) : null;
 		$is_network = is_network_admin();
 
-		if ( $action == 'confirm_delete' && null !== filter_input(INPUT_GET, 'button') ) {
-			$button = ( $is_network === true ? \PodloveSubscribeButton\Model\NetworkButton::find_by_id( (int) filter_input(INPUT_GET, 'button') ) : \PodloveSubscribeButton\Model\Button::find_by_id( (int) filter_input(INPUT_GET, 'button') ) );
+		if ( $action == 'confirm_delete' && null !== filter_input( INPUT_GET, 'button' ) ) {
+			$button = ( $is_network === true ? \PodloveSubscribeButton\Model\NetworkButton::find_by_id( (int) filter_input( INPUT_GET, 'button' ) ) : \PodloveSubscribeButton\Model\Button::find_by_id( (int) filter_input( INPUT_GET, 'button' ) ) );
 			?>
 			<div class="updated">
 				<p>
@@ -27,11 +27,11 @@ 
 		}
 		?>
 		<div class="wrap">
-			<h2><?php echo __( 'Podlove Subscribe Button', 'podlove-subscribe-button' ); ?> <a href="?page=<?php echo filter_input(INPUT_GET, 'page'); ?>&amp;action=new&amp;network=<?php echo $is_network; ?>" class="add-new-h2"><?php _e( 'Add New', 'podlove-subscribe-button' ); ?></a></h2>
+			<h2><?php echo __( 'Podlove Subscribe Button', 'podlove-subscribe-button' ); ?> <a href="?page=<?php echo filter_input( INPUT_GET, 'page' ); ?>&amp;action=new&amp;network=<?php echo $is_network; ?>" class="add-new-h2"><?php _e( 'Add New', 'podlove-subscribe-button' ); ?></a></h2>
 			<?php
 
 			switch ( $action ) {
-				case 'new':   self::new_template();  break;
+				case 'new':   self::new_template(); break;
 				case 'edit':  self::edit_template(); break;
 				case 'index': self::view_template(); break;
 				default:      self::view_template(); break;
@@ -45,18 +45,18 @@ 
 	 * Process form: save/update a format
 	 */
 	public static function save() {
-		if ( null == filter_input(INPUT_GET, 'button') )
+		if ( null == filter_input( INPUT_GET, 'button' ) )
 			return;
 
-		$post = filter_input_array(INPUT_POST);
+		$post = filter_input_array( INPUT_POST );
 
-		$button = ( filter_input(INPUT_GET, 'network') === '1' ? \PodloveSubscribeButton\Model\NetworkButton::find_by_id( filter_input(INPUT_GET, 'button') ) : \PodloveSubscribeButton\Model\Button::find_by_id( filter_input(INPUT_GET, 'button') ) );
-		$button->update_attributes( $post['podlove_button'] );
+		$button = ( filter_input( INPUT_GET, 'network' ) === '1' ? \PodloveSubscribeButton\Model\NetworkButton::find_by_id( filter_input( INPUT_GET, 'button' ) ) : \PodloveSubscribeButton\Model\Button::find_by_id( filter_input( INPUT_GET, 'button' ) ) );
+		$button->update_attributes( $post[ 'podlove_button' ] );
 
-		if ( isset($post['submit_and_stay']) ) {
-			self::redirect( 'edit', $button->id, array( 'network' => filter_input(INPUT_GET, 'network') ), ( filter_input(INPUT_GET, 'network') === '1' ? true : false ) );
+		if ( isset( $post[ 'submit_and_stay' ] ) ) {
+			self::redirect( 'edit', $button->id, array( 'network' => filter_input( INPUT_GET, 'network' ) ), ( filter_input( INPUT_GET, 'network' ) === '1' ? true : false ) );
 		} else {
-			self::redirect( 'index', $button->id, array(), ( filter_input(INPUT_GET, 'network') === '1' ? true : false ) );
+			self::redirect( 'index', $button->id, array(), ( filter_input( INPUT_GET, 'network' ) === '1' ? true : false ) );
 		}
 	}
 	/**
@@ -65,15 +65,15 @@ 
 	public static function create() {
 		global $wpdb;
 
-		$post = filter_input_array(INPUT_POST);
+		$post = filter_input_array( INPUT_POST );
 
-		$button = ( filter_input(INPUT_GET, 'network') === '1' ? new \PodloveSubscribeButton\Model\NetworkButton : new \PodloveSubscribeButton\Model\Button );
-		$button->update_attributes( $post['podlove_button'] );
+		$button = ( filter_input( INPUT_GET, 'network' ) === '1' ? new \PodloveSubscribeButton\Model\NetworkButton : new \PodloveSubscribeButton\Model\Button );
+		$button->update_attributes( $post[ 'podlove_button' ] );
 
-		if ( isset($post['submit_and_stay']) ) {
-			self::redirect( 'edit', $button->id, array( 'network' => filter_input(INPUT_GET, 'network') ), ( filter_input(INPUT_GET, 'network') === '1' ? true : false ) );
+		if ( isset( $post[ 'submit_and_stay' ] ) ) {
+			self::redirect( 'edit', $button->id, array( 'network' => filter_input( INPUT_GET, 'network' ) ), ( filter_input( INPUT_GET, 'network' ) === '1' ? true : false ) );
 		} else {
-			self::redirect( 'index', $button->id, array(), ( filter_input(INPUT_GET, 'network') === '1' ? true : false ) );
+			self::redirect( 'index', $button->id, array(), ( filter_input( INPUT_GET, 'network' ) === '1' ? true : false ) );
 		}
 	}
 
@@ -81,33 +81,33 @@ 
 	 * Process form: delete a format
 	 */
 	public static function delete() {
-		if ( null ==  filter_input(INPUT_GET, 'button') )
+		if ( null == filter_input( INPUT_GET, 'button' ) )
 			return;
 
-		$button = ( filter_input(INPUT_GET, 'network') === '1' ? \PodloveSubscribeButton\Model\NetworkButton::find_by_id( filter_input(INPUT_GET, 'button') ) : \PodloveSubscribeButton\Model\Button::find_by_id( filter_input(INPUT_GET, 'button') ) );
+		$button = ( filter_input( INPUT_GET, 'network' ) === '1' ? \PodloveSubscribeButton\Model\NetworkButton::find_by_id( filter_input( INPUT_GET, 'button' ) ) : \PodloveSubscribeButton\Model\Button::find_by_id( filter_input( INPUT_GET, 'button' ) ) );
 		$button->delete();
 
-		self::redirect( 'index', null, array(), ( filter_input(INPUT_GET, 'network') === '1' ? true : false ) );
+		self::redirect( 'index', null, array(), ( filter_input( INPUT_GET, 'network' ) === '1' ? true : false ) );
 	}
 
 	/**
 	 * Helper method: redirect to a certain page.
 	 */
 	public static function redirect( $action, $button_id = null, $params = array(), $network = false ) {
-		$page    = ( $network ? '/network/settings' : 'options-general' ) . '.php?page=' . filter_input(INPUT_GET, 'page');
+		$page    = ( $network ? '/network/settings' : 'options-general' ) . '.php?page=' . filter_input( INPUT_GET, 'page' );
 		$show    = ( $button_id ) ? '&button=' . $button_id : '';
 		$action  = '&action=' . $action;
 
-		array_walk( $params, function(&$value, $key) { $value = "&$key=$value"; } );
+		array_walk( $params, function( &$value, $key ) { $value = "&$key=$value"; } );
 
 		wp_redirect( admin_url( $page . $show . $action . implode( '', $params ) ) );
 	}
 
 	public static function process_form() {
-		if ( null === filter_input(INPUT_GET, 'button') )
+		if ( null === filter_input( INPUT_GET, 'button' ) )
 			return;
 
-		$action = ( null !== filter_input(INPUT_GET, 'action') ? filter_input(INPUT_GET, 'action') : null );
+		$action = ( null !== filter_input( INPUT_GET, 'action' ) ? filter_input( INPUT_GET, 'action' ) : null );
 
 		if ( $action === 'save' ) {
 			self::save();
@@ -119,22 +119,22 @@ 
 	}
 
 	public static function new_template() {
-		if ( filter_input(INPUT_GET, 'network') == '1' ) {
+		if ( filter_input( INPUT_GET, 'network' ) == '1' ) {
 			$button = new \PodloveSubscribeButton\Model\NetworkButton;
 		} else {
 			$button = new \PodloveSubscribeButton\Model\Button;
 		}
 
-		echo '<h3>' . __( 'New Subscribe button', 'podlove-subscribe-button' ) . '</h3>'.
+		echo '<h3>' . __( 'New Subscribe button', 'podlove-subscribe-button' ) . '</h3>' .
 				__( 'Please fill in your Podcast metadata to create a Podlove Subscription button', 'podlove-subscribe-button' );
 		self::form_template( $button, 'create' );
 	}
 
 	public static function edit_template() {
-		if ( filter_input(INPUT_GET, 'network') == '1' ) {
-			$button = \PodloveSubscribeButton\Model\NetworkButton::find_by_id( filter_input(INPUT_GET, 'button') );
+		if ( filter_input( INPUT_GET, 'network' ) == '1' ) {
+			$button = \PodloveSubscribeButton\Model\NetworkButton::find_by_id( filter_input( INPUT_GET, 'button' ) );
 		} else {
-			$button = \PodloveSubscribeButton\Model\Button::find_by_id( filter_input(INPUT_GET, 'button') );
+			$button = \PodloveSubscribeButton\Model\Button::find_by_id( filter_input( INPUT_GET, 'button' ) );
 		}
 
 		echo '<h3>' . sprintf( __( 'Edit Subscribe button: %s', 'podlove-subscribe-button' ), $button->title ) . '</h3>';
@@ -144,9 +144,9 @@ 
 	public static function view_template() {
 		$is_network = is_network_admin();
 		?>
-		<p><?php _e('This plugin allows easy inclusion of the Podlove Subscribe Button. Put it in your sidebar with a simple widget or include the button in pages and/or posts with a simple shortcode.', 'podlove-subscribe-button' ); ?></p>
-		<p><?php _e('Start by adding a button for each of your podcasts here. You can then add the button to your sidebar by adding the <a href="widgets.php">Podlove Subscribe Button widget</a>.', 'podlove-subscribe-button' ); ?></p>
-		<p><?php _e('If you want to display the button inside a page or article, you can also use the <code>[podlove-subscribe-button]</code> shortcode anywhere.', 'podlove-subscribe-button' ); ?></p>
+		<p><?php _e( 'This plugin allows easy inclusion of the Podlove Subscribe Button. Put it in your sidebar with a simple widget or include the button in pages and/or posts with a simple shortcode.', 'podlove-subscribe-button' ); ?></p>
+		<p><?php _e( 'Start by adding a button for each of your podcasts here. You can then add the button to your sidebar by adding the <a href="widgets.php">Podlove Subscribe Button widget</a>.', 'podlove-subscribe-button' ); ?></p>
+		<p><?php _e( 'If you want to display the button inside a page or article, you can also use the <code>[podlove-subscribe-button]</code> shortcode anywhere.', 'podlove-subscribe-button' ); ?></p>
 		<?php
 		$table = new \PodloveSubscribeButton\Button_List_Table;
 		$table->prepare_items();
@@ -157,49 +157,49 @@ 
 
 		if ( ! $is_network ) :
 		?>
-		<h3><?php _e('Default Settings', 'podlove-subscribe-button' ); ?></h3>
+		<h3><?php _e( 'Default Settings', 'podlove-subscribe-button' ); ?></h3>
 		<form method="post" action="options.php">
 			<?php settings_fields( 'podlove-subscribe-button' ); ?>
 			<?php do_settings_sections( 'podlove-subscribe-button' ); ?>
 			<table class="form-table">
 				<tr valign="top">
-				<th scope="row"><label for="podlove_subscribe_button_default_size"><?php _e('Size', 'podlove-subscribe-button' ); ?></label></th>
+				<th scope="row"><label for="podlove_subscribe_button_default_size"><?php _e( 'Size', 'podlove-subscribe-button' ); ?></label></th>
 				<td>
 					<select name="podlove_subscribe_button_default_size" id="podlove_subscribe_button_default_size">
-						<?php foreach (\PodloveSubscribeButton\Model\Button::$size as $value => $description) : ?>
-							<option value="<?php echo $value; ?>" <?php echo ( $settings['size'] == $value ? "selected" : '' ); ?>><?php echo $description; ?></option>
+						<?php foreach ( \PodloveSubscribeButton\Model\Button::$size as $value => $description ) : ?>
+							<option value="<?php echo $value; ?>" <?php echo ( $settings[ 'size' ] == $value ? "selected" : '' ); ?>><?php echo $description; ?></option>
 						<?php endforeach; ?>
 					</select>
 				</td>
 				</tr>
 				<tr valign="top">
-				<th scope="row"><label for="podlove_subscribe_button_default_autowidth"><?php _e('Autowidth', 'podlove-subscribe-button' ); ?></label></th>
+				<th scope="row"><label for="podlove_subscribe_button_default_autowidth"><?php _e( 'Autowidth', 'podlove-subscribe-button' ); ?></label></th>
 				<td>
-					<input type="checkbox" name="podlove_subscribe_button_default_autowidth" id="podlove_subscribe_button_default_autowidth" <?php echo ( $settings['autowidth'] == 'on' ? 'checked' : '' ) ?> />
+					<input type="checkbox" name="podlove_subscribe_button_default_autowidth" id="podlove_subscribe_button_default_autowidth" <?php echo ( $settings[ 'autowidth' ] == 'on' ? 'checked' : '' ) ?> />
 				</td>
 				</tr>
 				<tr valign="top">
-				<th scope="row"><label for="podlove_subscribe_button_default_color"><?php _e('Color', 'podlove-subscribe-button' ); ?></label></th>
+				<th scope="row"><label for="podlove_subscribe_button_default_color"><?php _e( 'Color', 'podlove-subscribe-button' ); ?></label></th>
 				<td>
-					<input id="podlove_subscribe_button_default_color" name="podlove_subscribe_button_default_color" class="podlove_subscribe_button_color" value="<?php echo $settings['color'] ?>" />
+					<input id="podlove_subscribe_button_default_color" name="podlove_subscribe_button_default_color" class="podlove_subscribe_button_color" value="<?php echo $settings[ 'color' ] ?>" />
 				</td>
 				</tr>
 				<tr valign="top">
-				<th scope="row"><label for="podlove_subscribe_button_default_style"><?php _e('Style', 'podlove-subscribe-button' ); ?></label></th>
+				<th scope="row"><label for="podlove_subscribe_button_default_style"><?php _e( 'Style', 'podlove-subscribe-button' ); ?></label></th>
 				<td>
 					<select name="podlove_subscribe_button_default_style" id="podlove_subscribe_button_default_style">
-						<?php foreach (\PodloveSubscribeButton\Model\Button::$style as $value => $description) : ?>
-							<option value="<?php echo $value; ?>" <?php echo ( $settings['style'] == $value ? "selected" : '' ); ?>><?php echo $description; ?></option>
+						<?php foreach ( \PodloveSubscribeButton\Model\Button::$style as $value => $description ) : ?>
+							<option value="<?php echo $value; ?>" <?php echo ( $settings[ 'style' ] == $value ? "selected" : '' ); ?>><?php echo $description; ?></option>
 						<?php endforeach; ?>
 					</select>
 				</td>
 				</tr>
 				<tr valign="top">
-				<th scope="row"><label for="podlove_subscribe_button_default_format"><?php _e('Format', 'podlove-subscribe-button' ); ?></label></th>
+				<th scope="row"><label for="podlove_subscribe_button_default_format"><?php _e( 'Format', 'podlove-subscribe-button' ); ?></label></th>
 				<td>
 					<select name="podlove_subscribe_button_default_format" id="podlove_subscribe_button_default_format">
-						<?php foreach (\PodloveSubscribeButton\Model\Button::$format as $value => $description) : ?>
-							<option value="<?php echo $value; ?>" <?php echo ( $settings['format'] == $value ? "selected" : '' ); ?>><?php echo $description; ?></option>
+						<?php foreach ( \PodloveSubscribeButton\Model\Button::$format as $value => $description ) : ?>
+							<option value="<?php echo $value; ?>" <?php echo ( $settings[ 'format' ] == $value ? "selected" : '' ); ?>><?php echo $description; ?></option>
 						<?php endforeach; ?>
 					</select>
 				</td>
@@ -223,16 +223,16 @@ 
 					<tbody>
 					<tr>
 						<td scope="row">
-							<label for="podlove_button_name"><?php _e('Button ID', 'podlove-subscribe-button' ); ?></label>
+							<label for="podlove_button_name"><?php _e( 'Button ID', 'podlove-subscribe-button' ); ?></label>
 						</td>
 						<td>
 							<input type="text" class="regular-text" id="podlove_button_name" name="podlove_button[name]" value="<?php echo $button->name; ?>" />
-							<br /><span class="description"><?php _e('The ID will be used as in internal identifier for shortcodes.', 'podlove-subscribe-button' ); ?></span>
+							<br /><span class="description"><?php _e( 'The ID will be used as in internal identifier for shortcodes.', 'podlove-subscribe-button' ); ?></span>
 						</td>
 					</tr>
 					<tr>
 						<td scope="row">
-							<label for="podlove_button_title"><?php _e('Podcast Title', 'podlove-subscribe-button' ); ?></label>
+							<label for="podlove_button_title"><?php _e( 'Podcast Title', 'podlove-subscribe-button' ); ?></label>
 						</td>
 						<td>
 							<input type="text" class="regular-text" id="podlove_button_title" name="podlove_button[title]" value="<?php echo $button->title; ?>" />
@@ -240,7 +240,7 @@ 
 					</tr>
 					<tr>
 						<td scope="row">
-							<label for="podlove_button_subtitle"><?php _e('Podcast Subtitle', 'podlove-subscribe-button' ); ?></label>
+							<label for="podlove_button_subtitle"><?php _e( 'Podcast Subtitle', 'podlove-subscribe-button' ); ?></label>
 						</td>
 						<td>
 							<input type="text" class="regular-text" id="podlove_button_subtitle" name="podlove_button[subtitle]" value="<?php echo $button->subtitle; ?>" />
@@ -248,7 +248,7 @@ 
 					</tr>
 					<tr>
 						<td scope="row">
-							<label for="podlove_button_description"><?php _e('Podcast Description', 'podlove-subscribe-button' ); ?></label>
+							<label for="podlove_button_description"><?php _e( 'Podcast Description', 'podlove-subscribe-button' ); ?></label>
 						</td>
 						<td>
 							<textarea class="autogrow" cols="40" rows="3" id="podlove_button_description" name="podlove_button[description]"><?php echo $button->description; ?></textarea>
@@ -256,7 +256,7 @@ 
 					</tr>
 					<tr>
 						<td scope="row">
-							<label for="podlove-button-cover"><?php _e('Podcast Image URL', 'podlove-subscribe-button' ); ?></label>
+							<label for="podlove-button-cover"><?php _e( 'Podcast Image URL', 'podlove-subscribe-button' ); ?></label>
 						</td>
 						<td>
 							<input type="text" class="regular-text" id="podlove-button-cover" name="podlove_button[cover]" value="<?php echo $button->cover; ?>" />
@@ -274,29 +274,29 @@ 
 					</tr>
 					<tr>
 						<td scope="row">
-							<label for="feeds_table"><?php _e('Podcast Feeds', 'podlove-subscribe-button' ); ?></label>
+							<label for="feeds_table"><?php _e( 'Podcast Feeds', 'podlove-subscribe-button' ); ?></label>
 						</td>
 						<td>
 							<table id="feeds_table" class="podlove_alternating" border="0" cellspacing="0">
 								<thead>
 									<tr>
-										<th><?php _e('URL', 'podlove-subscribe-button' ); ?></th>
-										<th><?php _e('iTunes feed ID', 'podlove-subscribe-button' ); ?></th>
-										<th><?php _e('Media format', 'podlove-subscribe-button' ); ?></th>
-										<th><?php _e('Actions', 'podlove-subscribe-button' ); ?></th>
+										<th><?php _e( 'URL', 'podlove-subscribe-button' ); ?></th>
+										<th><?php _e( 'iTunes feed ID', 'podlove-subscribe-button' ); ?></th>
+										<th><?php _e( 'Media format', 'podlove-subscribe-button' ); ?></th>
+										<th><?php _e( 'Actions', 'podlove-subscribe-button' ); ?></th>
 									</tr>
 								</thead>
 								<tbody id="feeds_table_body">
 								</tbody>
 							</table>
 							<input type="button" class="button add_feed" value="+" />
-							<p><span class="description"><?php _e('Provide all Feeds with their corresponding Media File Type. The Subscribe Button will then automatically provide the most suitable feed to the subscriber with respect to their Podcast Client.', 'podlove-subscribe-button' ); ?></span></p>
+							<p><span class="description"><?php _e( 'Provide all Feeds with their corresponding Media File Type. The Subscribe Button will then automatically provide the most suitable feed to the subscriber with respect to their Podcast Client.', 'podlove-subscribe-button' ); ?></span></p>
 						</td>
 					</tr>
 					</tbody>
 				</table>
-				<input name="submit" id="submit" class="button button-primary" value="<?php _e('Save Changes', 'podlove-subscribe-button' ); ?>" type="submit" />
-				<input type="submit" name="submit_and_stay" id="submit_and_stay" class="button" value="<?php _e('Save Changes and Continue Editing', 'podlove-subscribe-button' ); ?>"  />
+				<input name="submit" id="submit" class="button button-primary" value="<?php _e( 'Save Changes', 'podlove-subscribe-button' ); ?>" type="submit" />
+				<input type="submit" name="submit_and_stay" id="submit_and_stay" class="button" value="<?php _e( 'Save Changes and Continue Editing', 'podlove-subscribe-button' ); ?>"  />
 
 				<script type="text/template" id="feed_line_template">
 					<tr>
@@ -309,8 +309,8 @@ 
 						<td>
 							<select class="regular-text podlove-media-format" name="podlove_button[feeds][{{id}}][format]">
 								<?php
-									foreach (\PodloveSubscribeButton\MediaTypes::$audio as $id => $audio) {
-										echo "<option value='".$id."'>".$audio['title']."</option>\n";
+									foreach ( \PodloveSubscribeButton\MediaTypes::$audio as $id => $audio ) {
+										echo "<option value='" . $id . "'>" . $audio[ 'title' ] . "</option>\n";
 									}
 								?>
 							</select>
@@ -319,7 +319,7 @@ 
 					</tr>
 				</script>
 				<script type="text/javascript">
-					var feeds = <?php echo json_encode($button->feeds); ?>;
+					var feeds = <?php echo json_encode( $button->feeds ); ?>;
 				</script>
 		</form>
 		<?php
@@ -327,8 +327,8 @@ 
 
 	public static function get_action_link( $button, $title, $action = 'edit', $type = 'link' ) {
 		return sprintf(
-			'<a href="?page=%s&action=%s&button=%s&network='.is_network_admin().'"%s>' . $title . '</a>',
-			filter_input(INPUT_GET, 'page'),
+			'<a href="?page=%s&action=%s&button=%s&network=' . is_network_admin() . '"%s>' . $title . '</a>',
+			filter_input( INPUT_GET, 'page' ),
 			$action,
 			$button->id,
 			$type == 'button' ? ' class="button"' : ''