Completed
Pull Request — master (#763)
by
unknown
06:18 queued 16s
created
lib/timber-twig.php 1 patch
Spacing   +149 added lines, -149 removed lines patch added patch discarded remove patch
@@ -12,8 +12,8 @@  discard block
 block discarded – undo
12 12
 	}
13 13
 
14 14
 	function __construct() {
15
-		add_action( 'timber/twig/filters', array( $this, 'add_timber_filters_deprecated' ) );
16
-		add_action( 'timber/twig/filters', array( $this, 'add_timber_filters' ) );
15
+		add_action('timber/twig/filters', array($this, 'add_timber_filters_deprecated'));
16
+		add_action('timber/twig/filters', array($this, 'add_timber_filters'));
17 17
 	}
18 18
 
19 19
 	/**
@@ -23,14 +23,14 @@  discard block
 block discarded – undo
23 23
 	 * @deprecated since 0.20.7
24 24
 	 * @return Twig_Environment
25 25
 	 */
26
-	function add_timber_filters_deprecated( $twig ) {
27
-		$twig->addFilter( new Twig_SimpleFilter( 'get_src_from_attachment_id', 'twig_get_src_from_attachment_id' ) );
28
-		$twig->addFilter( new Twig_SimpleFilter( 'wp_body_class', array( $this, 'body_class' ) ) );
29
-		$twig->addFilter( new Twig_SimpleFilter( 'twitterify', array( 'TimberHelper', 'twitterify' ) ) );
30
-		$twig->addFilter( new Twig_SimpleFilter( 'twitterfy', array( 'TimberHelper', 'twitterify' ) ) );
31
-		$twig->addFilter( new Twig_SimpleFilter( 'string', function($arr, $glue = ' '){
26
+	function add_timber_filters_deprecated($twig) {
27
+		$twig->addFilter(new Twig_SimpleFilter('get_src_from_attachment_id', 'twig_get_src_from_attachment_id'));
28
+		$twig->addFilter(new Twig_SimpleFilter('wp_body_class', array($this, 'body_class')));
29
+		$twig->addFilter(new Twig_SimpleFilter('twitterify', array('TimberHelper', 'twitterify')));
30
+		$twig->addFilter(new Twig_SimpleFilter('twitterfy', array('TimberHelper', 'twitterify')));
31
+		$twig->addFilter(new Twig_SimpleFilter('string', function($arr, $glue = ' ') {
32 32
 			return twig_join_filter($arr, $glue);
33
-		} ) );
33
+		} ));
34 34
 		return $twig;
35 35
 	}
36 36
 
@@ -40,151 +40,151 @@  discard block
 block discarded – undo
40 40
 	 * @param Twig_Environment $twig
41 41
 	 * @return Twig_Environment
42 42
 	 */
43
-	function add_timber_filters( $twig ) {
43
+	function add_timber_filters($twig) {
44 44
 		/* image filters */
45
-		$twig->addFilter( new Twig_SimpleFilter( 'resize', array( 'TimberImageHelper', 'resize' ) ) );
46
-		$twig->addFilter( new Twig_SimpleFilter( 'retina', array( 'TimberImageHelper', 'retina_resize' ) ) );
47
-		$twig->addFilter( new Twig_SimpleFilter( 'letterbox', array( 'TimberImageHelper', 'letterbox' ) ) );
48
-		$twig->addFilter( new Twig_SimpleFilter( 'tojpg', array( 'TimberImageHelper', 'img_to_jpg' ) ) );
45
+		$twig->addFilter(new Twig_SimpleFilter('resize', array('TimberImageHelper', 'resize')));
46
+		$twig->addFilter(new Twig_SimpleFilter('retina', array('TimberImageHelper', 'retina_resize')));
47
+		$twig->addFilter(new Twig_SimpleFilter('letterbox', array('TimberImageHelper', 'letterbox')));
48
+		$twig->addFilter(new Twig_SimpleFilter('tojpg', array('TimberImageHelper', 'img_to_jpg')));
49 49
 
50 50
 		/* debugging filters */
51
-		$twig->addFilter( new Twig_SimpleFilter( 'docs', 'twig_object_docs' ) );
52
-		$twig->addFilter( new Twig_SimpleFilter( 'get_class',  'get_class' ) );
53
-		$twig->addFilter( new Twig_SimpleFilter( 'get_type', 'get_type' ) );
54
-		$twig->addFilter( new Twig_SimpleFilter( 'print_r', function( $arr ) {
55
-					return print_r( $arr, true );
56
-				} ) );
57
-		$twig->addFilter( new Twig_SimpleFilter( 'print_a', function( $arr ) {
58
-					return '<pre>' . self::object_docs( $arr, true ) . '</pre>';
59
-				} ) );
51
+		$twig->addFilter(new Twig_SimpleFilter('docs', 'twig_object_docs'));
52
+		$twig->addFilter(new Twig_SimpleFilter('get_class', 'get_class'));
53
+		$twig->addFilter(new Twig_SimpleFilter('get_type', 'get_type'));
54
+		$twig->addFilter(new Twig_SimpleFilter('print_r', function($arr) {
55
+					return print_r($arr, true);
56
+				} ));
57
+		$twig->addFilter(new Twig_SimpleFilter('print_a', function($arr) {
58
+					return '<pre>' . self::object_docs($arr, true) . '</pre>';
59
+				} ));
60 60
 
61 61
 		/* other filters */
62
-		$twig->addFilter( new Twig_SimpleFilter( 'stripshortcodes', 'strip_shortcodes' ) );
63
-		$twig->addFilter( new Twig_SimpleFilter( 'array', array( $this, 'to_array' ) ) );
64
-		$twig->addFilter( new Twig_SimpleFilter( 'excerpt', 'wp_trim_words' ) );
65
-		$twig->addFilter( new Twig_SimpleFilter( 'function', array( $this, 'exec_function' ) ) );
66
-		$twig->addFilter( new Twig_SimpleFilter( 'pretags', array( $this, 'twig_pretags' ) ) );
67
-		$twig->addFilter( new Twig_SimpleFilter( 'sanitize', 'sanitize_title' ) );
68
-		$twig->addFilter( new Twig_SimpleFilter( 'shortcodes', 'do_shortcode' ) );
69
-		$twig->addFilter( new Twig_SimpleFilter( 'time_ago', array( $this, 'time_ago' ) ) );
70
-		$twig->addFilter( new Twig_SimpleFilter( 'wpautop', 'wpautop' ) );
71
-		$twig->addFilter( new Twig_SimpleFilter( 'list', array( $this, 'add_list_separators' ) ) );
72
-
73
-		$twig->addFilter( new Twig_SimpleFilter( 'relative', function ( $link ) {
74
-					return TimberURLHelper::get_rel_url( $link, true );
75
-				} ) );
76
-
77
-		$twig->addFilter( new Twig_SimpleFilter( 'date', array( $this, 'intl_date' ) ) );
78
-
79
-		$twig->addFilter( new Twig_SimpleFilter( 'truncate', function ( $text, $len ) {
80
-					return TimberHelper::trim_words( $text, $len );
81
-				} ) );
62
+		$twig->addFilter(new Twig_SimpleFilter('stripshortcodes', 'strip_shortcodes'));
63
+		$twig->addFilter(new Twig_SimpleFilter('array', array($this, 'to_array')));
64
+		$twig->addFilter(new Twig_SimpleFilter('excerpt', 'wp_trim_words'));
65
+		$twig->addFilter(new Twig_SimpleFilter('function', array($this, 'exec_function')));
66
+		$twig->addFilter(new Twig_SimpleFilter('pretags', array($this, 'twig_pretags')));
67
+		$twig->addFilter(new Twig_SimpleFilter('sanitize', 'sanitize_title'));
68
+		$twig->addFilter(new Twig_SimpleFilter('shortcodes', 'do_shortcode'));
69
+		$twig->addFilter(new Twig_SimpleFilter('time_ago', array($this, 'time_ago')));
70
+		$twig->addFilter(new Twig_SimpleFilter('wpautop', 'wpautop'));
71
+		$twig->addFilter(new Twig_SimpleFilter('list', array($this, 'add_list_separators')));
72
+
73
+		$twig->addFilter(new Twig_SimpleFilter('relative', function($link) {
74
+					return TimberURLHelper::get_rel_url($link, true);
75
+				} ));
76
+
77
+		$twig->addFilter(new Twig_SimpleFilter('date', array($this, 'intl_date')));
78
+
79
+		$twig->addFilter(new Twig_SimpleFilter('truncate', function($text, $len) {
80
+					return TimberHelper::trim_words($text, $len);
81
+				} ));
82 82
 
83 83
 		/* actions and filters */
84
-		$twig->addFunction( new Twig_SimpleFunction( 'action', function ( $context ) {
84
+		$twig->addFunction(new Twig_SimpleFunction('action', function($context) {
85 85
 					$args = func_get_args();
86
-					array_shift( $args );
86
+					array_shift($args);
87 87
 					$args[] = $context;
88
-					call_user_func_array( 'do_action', $args );
89
-				}, array( 'needs_context' => true ) ) );
88
+					call_user_func_array('do_action', $args);
89
+				}, array('needs_context' => true)));
90 90
 
91
-		$twig->addFilter( new Twig_SimpleFilter( 'apply_filters', function () {
91
+		$twig->addFilter(new Twig_SimpleFilter('apply_filters', function() {
92 92
 					$args = func_get_args();
93
-					$tag = current( array_splice( $args, 1, 1 ) );
93
+					$tag = current(array_splice($args, 1, 1));
94 94
 
95
-					return apply_filters_ref_array( $tag, $args );
96
-				} ) );
97
-		$twig->addFunction( new Twig_SimpleFunction( 'function', array( &$this, 'exec_function' ) ) );
98
-		$twig->addFunction( new Twig_SimpleFunction( 'fn', array( &$this, 'exec_function' ) ) );
95
+					return apply_filters_ref_array($tag, $args);
96
+				} ));
97
+		$twig->addFunction(new Twig_SimpleFunction('function', array(&$this, 'exec_function')));
98
+		$twig->addFunction(new Twig_SimpleFunction('fn', array(&$this, 'exec_function')));
99 99
 
100
-		$twig->addFunction( new Twig_SimpleFunction( 'shortcode', 'do_shortcode' ) );
100
+		$twig->addFunction(new Twig_SimpleFunction('shortcode', 'do_shortcode'));
101 101
 
102 102
 		/* TimberObjects */
103
-		$twig->addFunction( new Twig_SimpleFunction( 'TimberPost', function ( $pid, $PostClass = 'TimberPost' ) {
104
-					if ( is_array( $pid ) && !TimberHelper::is_array_assoc( $pid ) ) {
105
-						foreach ( $pid as &$p ) {
106
-							$p = new $PostClass( $p );
103
+		$twig->addFunction(new Twig_SimpleFunction('TimberPost', function($pid, $PostClass = 'TimberPost') {
104
+					if ( is_array($pid) && !TimberHelper::is_array_assoc($pid) ) {
105
+						foreach ($pid as &$p) {
106
+							$p = new $PostClass($p);
107 107
 						}
108 108
 						return $pid;
109 109
 					}
110
-					return new $PostClass( $pid );
111
-				} ) );
112
-		$twig->addFunction( new Twig_SimpleFunction( 'TimberImage', function ( $pid, $ImageClass = 'TimberImage' ) {
113
-					if ( is_array( $pid ) && !TimberHelper::is_array_assoc( $pid ) ) {
114
-						foreach ( $pid as &$p ) {
115
-							$p = new $ImageClass( $p );
110
+					return new $PostClass($pid);
111
+				} ));
112
+		$twig->addFunction(new Twig_SimpleFunction('TimberImage', function($pid, $ImageClass = 'TimberImage') {
113
+					if ( is_array($pid) && !TimberHelper::is_array_assoc($pid) ) {
114
+						foreach ($pid as &$p) {
115
+							$p = new $ImageClass($p);
116 116
 						}
117 117
 						return $pid;
118 118
 					}
119
-					return new $ImageClass( $pid );
120
-				} ) );
121
-		$twig->addFunction( new Twig_SimpleFunction( 'TimberTerm', function ( $pid, $TermClass = 'TimberTerm' ) {
122
-					if ( is_array( $pid ) && !TimberHelper::is_array_assoc( $pid ) ) {
123
-						foreach ( $pid as &$p ) {
124
-							$p = new $TermClass( $p );
119
+					return new $ImageClass($pid);
120
+				} ));
121
+		$twig->addFunction(new Twig_SimpleFunction('TimberTerm', function($pid, $TermClass = 'TimberTerm') {
122
+					if ( is_array($pid) && !TimberHelper::is_array_assoc($pid) ) {
123
+						foreach ($pid as &$p) {
124
+							$p = new $TermClass($p);
125 125
 						}
126 126
 						return $pid;
127 127
 					}
128
-					return new $TermClass( $pid );
129
-				} ) );
130
-		$twig->addFunction( new Twig_SimpleFunction( 'TimberUser', function ( $pid, $UserClass = 'TimberUser' ) {
131
-					if ( is_array( $pid ) && !TimberHelper::is_array_assoc( $pid ) ) {
132
-						foreach ( $pid as &$p ) {
133
-							$p = new $UserClass( $p );
128
+					return new $TermClass($pid);
129
+				} ));
130
+		$twig->addFunction(new Twig_SimpleFunction('TimberUser', function($pid, $UserClass = 'TimberUser') {
131
+					if ( is_array($pid) && !TimberHelper::is_array_assoc($pid) ) {
132
+						foreach ($pid as &$p) {
133
+							$p = new $UserClass($p);
134 134
 						}
135 135
 						return $pid;
136 136
 					}
137
-					return new $UserClass( $pid );
138
-				} ) );
137
+					return new $UserClass($pid);
138
+				} ));
139 139
 
140 140
 		/* TimberObjects Alias */
141
-		$twig->addFunction( new Twig_SimpleFunction( 'Post', function ( $pid, $PostClass = 'TimberPost' ) {
142
-					if ( is_array( $pid ) && !TimberHelper::is_array_assoc( $pid ) ) {
143
-						foreach ( $pid as &$p ) {
144
-							$p = new $PostClass( $p );
141
+		$twig->addFunction(new Twig_SimpleFunction('Post', function($pid, $PostClass = 'TimberPost') {
142
+					if ( is_array($pid) && !TimberHelper::is_array_assoc($pid) ) {
143
+						foreach ($pid as &$p) {
144
+							$p = new $PostClass($p);
145 145
 						}
146 146
 						return $pid;
147 147
 					}
148
-					return new $PostClass( $pid );
149
-				} ) );
150
-		$twig->addFunction( new Twig_SimpleFunction( 'Image', function ( $pid, $ImageClass = 'TimberImage' ) {
151
-					if ( is_array( $pid ) && !TimberHelper::is_array_assoc( $pid ) ) {
152
-						foreach ( $pid as &$p ) {
153
-							$p = new $ImageClass( $p );
148
+					return new $PostClass($pid);
149
+				} ));
150
+		$twig->addFunction(new Twig_SimpleFunction('Image', function($pid, $ImageClass = 'TimberImage') {
151
+					if ( is_array($pid) && !TimberHelper::is_array_assoc($pid) ) {
152
+						foreach ($pid as &$p) {
153
+							$p = new $ImageClass($p);
154 154
 						}
155 155
 						return $pid;
156 156
 					}
157
-					return new $ImageClass( $pid );
158
-				} ) );
159
-		$twig->addFunction( new Twig_SimpleFunction( 'Term', function ( $pid, $TermClass = 'TimberTerm' ) {
160
-					if ( is_array( $pid ) && !TimberHelper::is_array_assoc( $pid ) ) {
161
-						foreach ( $pid as &$p ) {
162
-							$p = new $TermClass( $p );
157
+					return new $ImageClass($pid);
158
+				} ));
159
+		$twig->addFunction(new Twig_SimpleFunction('Term', function($pid, $TermClass = 'TimberTerm') {
160
+					if ( is_array($pid) && !TimberHelper::is_array_assoc($pid) ) {
161
+						foreach ($pid as &$p) {
162
+							$p = new $TermClass($p);
163 163
 						}
164 164
 						return $pid;
165 165
 					}
166
-					return new $TermClass( $pid );
167
-				} ) );
168
-		$twig->addFunction( new Twig_SimpleFunction( 'User', function ( $pid, $UserClass = 'TimberUser' ) {
169
-					if ( is_array( $pid ) && !TimberHelper::is_array_assoc( $pid ) ) {
170
-						foreach ( $pid as &$p ) {
171
-							$p = new $UserClass( $p );
166
+					return new $TermClass($pid);
167
+				} ));
168
+		$twig->addFunction(new Twig_SimpleFunction('User', function($pid, $UserClass = 'TimberUser') {
169
+					if ( is_array($pid) && !TimberHelper::is_array_assoc($pid) ) {
170
+						foreach ($pid as &$p) {
171
+							$p = new $UserClass($p);
172 172
 						}
173 173
 						return $pid;
174 174
 					}
175
-					return new $UserClass( $pid );
176
-				} ) );
175
+					return new $UserClass($pid);
176
+				} ));
177 177
 
178 178
 		/* bloginfo and translate */
179
-		$twig->addFunction( 'bloginfo', new Twig_SimpleFunction( 'bloginfo', function ( $show = '', $filter = 'raw' ) {
180
-					return get_bloginfo( $show, $filter );
181
-				} ) );
182
-		$twig->addFunction( '__', new Twig_SimpleFunction( '__', function ( $text, $domain = 'default' ) {
183
-					return __( $text, $domain );
184
-				} ) );
179
+		$twig->addFunction('bloginfo', new Twig_SimpleFunction('bloginfo', function($show = '', $filter = 'raw') {
180
+					return get_bloginfo($show, $filter);
181
+				} ));
182
+		$twig->addFunction('__', new Twig_SimpleFunction('__', function($text, $domain = 'default') {
183
+					return __($text, $domain);
184
+				} ));
185 185
 		/* get_twig is deprecated, use timber/twig */
186
-		$twig = apply_filters( 'get_twig', $twig );
187
-		$twig = apply_filters( 'timber/twig', $twig );
186
+		$twig = apply_filters('get_twig', $twig);
187
+		$twig = apply_filters('timber/twig', $twig);
188 188
 		return $twig;
189 189
 	}
190 190
 
@@ -194,11 +194,11 @@  discard block
 block discarded – undo
194 194
 	 * @param mixed   $arr
195 195
 	 * @return array
196 196
 	 */
197
-	function to_array( $arr ) {
198
-		if ( is_array( $arr ) ) {
197
+	function to_array($arr) {
198
+		if ( is_array($arr) ) {
199 199
 			return $arr;
200 200
 		}
201
-		$arr = array( $arr );
201
+		$arr = array($arr);
202 202
 		return $arr;
203 203
 	}
204 204
 
@@ -208,13 +208,13 @@  discard block
 block discarded – undo
208 208
 	 * @param string  $function_name
209 209
 	 * @return mixed
210 210
 	 */
211
-	function exec_function( $function_name ) {
211
+	function exec_function($function_name) {
212 212
 		$args = func_get_args();
213
-		array_shift( $args );
213
+		array_shift($args);
214 214
 		if ( is_string($function_name) ) {
215
-			$function_name = trim( $function_name );
215
+			$function_name = trim($function_name);
216 216
 		}
217
-		return call_user_func_array( $function_name, ( $args ) );
217
+		return call_user_func_array($function_name, ($args));
218 218
 	}
219 219
 
220 220
 	/**
@@ -223,8 +223,8 @@  discard block
 block discarded – undo
223 223
 	 * @param string  $content
224 224
 	 * @return string
225 225
 	 */
226
-	function twig_pretags( $content ) {
227
-		return preg_replace_callback( '|<pre.*>(.*)</pre|isU', array( &$this, 'convert_pre_entities' ), $content );
226
+	function twig_pretags($content) {
227
+		return preg_replace_callback('|<pre.*>(.*)</pre|isU', array(&$this, 'convert_pre_entities'), $content);
228 228
 	}
229 229
 
230 230
 	/**
@@ -233,8 +233,8 @@  discard block
 block discarded – undo
233 233
 	 * @param array   $matches
234 234
 	 * @return string
235 235
 	 */
236
-	function convert_pre_entities( $matches ) {
237
-		return str_replace( $matches[1], htmlentities( $matches[1] ), $matches[0] );
236
+	function convert_pre_entities($matches) {
237
+		return str_replace($matches[1], htmlentities($matches[1]), $matches[0]);
238 238
 	}
239 239
 
240 240
 	/**
@@ -242,12 +242,12 @@  discard block
 block discarded – undo
242 242
 	 * @deprecated 0.20.7
243 243
 	 * @return string
244 244
 	 */
245
-	function body_class( $body_classes ) {
245
+	function body_class($body_classes) {
246 246
 		ob_start();
247
-		if ( is_array( $body_classes ) ) {
248
-			$body_classes = explode( ' ', $body_classes );
247
+		if ( is_array($body_classes) ) {
248
+			$body_classes = explode(' ', $body_classes);
249 249
 		}
250
-		body_class( $body_classes );
250
+		body_class($body_classes);
251 251
 		$return = ob_get_contents();
252 252
 		ob_end_clean();
253 253
 		return $return;
@@ -260,20 +260,20 @@  discard block
 block discarded – undo
260 260
 	 * @param string  $format (optional)
261 261
 	 * @return string
262 262
 	 */
263
-	function intl_date( $date, $format = null ) {
263
+	function intl_date($date, $format = null) {
264 264
 		if ( $format === null ) {
265
-			$format = get_option( 'date_format' );
265
+			$format = get_option('date_format');
266 266
 		}
267 267
 
268 268
 		if ( $date instanceof DateTime ) {
269 269
 			$timestamp = $date->getTimestamp();
270
-		} else if (is_numeric( $date ) && strtotime( $date ) === false ) {
271
-			$timestamp = intval( $date );
270
+		} else if ( is_numeric($date) && strtotime($date) === false ) {
271
+			$timestamp = intval($date);
272 272
 		} else {
273
-			$timestamp = strtotime( $date );
273
+			$timestamp = strtotime($date);
274 274
 		}
275 275
 
276
-		return date_i18n( $format, $timestamp );
276
+		return date_i18n($format, $timestamp);
277 277
 	}
278 278
 
279 279
 	//debug
@@ -285,17 +285,17 @@  discard block
 block discarded – undo
285 285
 	 * @param bool    $methods
286 286
 	 * @return string
287 287
 	 */
288
-	function object_docs( $obj, $methods = true ) {
289
-		$class = get_class( $obj );
290
-		$properties = (array)$obj;
288
+	function object_docs($obj, $methods = true) {
289
+		$class = get_class($obj);
290
+		$properties = (array) $obj;
291 291
 		if ( $methods ) {
292 292
 			/** @var array $methods */
293 293
 			$methods = $obj->get_method_values();
294 294
 		}
295
-		$rets = array_merge( $properties, $methods );
296
-		ksort( $rets );
297
-		$str = print_r( $rets, true );
298
-		$str = str_replace( 'Array', $class . ' Object', $str );
295
+		$rets = array_merge($properties, $methods);
296
+		ksort($rets);
297
+		$str = print_r($rets, true);
298
+		$str = str_replace('Array', $class . ' Object', $str);
299 299
 		return $str;
300 300
 	}
301 301
 
@@ -306,15 +306,15 @@  discard block
 block discarded – undo
306 306
 	 * @param string $format_future
307 307
 	 * @return string
308 308
 	 */
309
-	function time_ago( $from, $to = null, $format_past = '%s ago', $format_future = '%s from now' ) {
309
+	function time_ago($from, $to = null, $format_past = '%s ago', $format_future = '%s from now') {
310 310
 		$to = $to === null ? time() : $to;
311
-		$to = is_int( $to ) ? $to : strtotime( $to );
312
-		$from = is_int( $from ) ? $from : strtotime( $from );
311
+		$to = is_int($to) ? $to : strtotime($to);
312
+		$from = is_int($from) ? $from : strtotime($from);
313 313
 
314 314
 		if ( $from < $to ) {
315
-			return sprintf( $format_past, human_time_diff( $from, $to ) );
315
+			return sprintf($format_past, human_time_diff($from, $to));
316 316
 		} else {
317
-			return sprintf( $format_future, human_time_diff( $to, $from ) );
317
+			return sprintf($format_future, human_time_diff($to, $from));
318 318
 		}
319 319
 	}
320 320
 
@@ -324,18 +324,18 @@  discard block
 block discarded – undo
324 324
 	 * @param string $second_delimiter
325 325
 	 * @return string
326 326
 	 */
327
-	function add_list_separators( $arr, $first_delimiter = ',', $second_delimiter = 'and' ) {
328
-		$length = count( $arr );
327
+	function add_list_separators($arr, $first_delimiter = ',', $second_delimiter = 'and') {
328
+		$length = count($arr);
329 329
 		$list = '';
330
-		foreach( $arr as $index => $item ) {
330
+		foreach ($arr as $index => $item) {
331 331
 			if ( $index < $length - 2 ) {
332
-				$delimiter = $first_delimiter.' ';
332
+				$delimiter = $first_delimiter . ' ';
333 333
 			} elseif ( $index == $length - 2 ) {
334
-				$delimiter = ' '.$second_delimiter.' ';
334
+				$delimiter = ' ' . $second_delimiter . ' ';
335 335
 			} else {
336 336
 				$delimiter = '';
337 337
 			}
338
-			$list = $list.$item.$delimiter;
338
+			$list = $list . $item . $delimiter;
339 339
 		}
340 340
 		return $list;
341 341
 	}
Please login to merge, or discard this patch.