@@ -66,7 +66,7 @@ public function __get(string $var) {
6666 if ($ var == 'config ' ) {
6767 return $ this ->config ;
6868 } elseif ($ var == 'length ' ) {
69- return count ($ this ->children );
69+ return \ count ($ this ->children );
7070 }
7171 return null ;
7272 }
@@ -87,7 +87,7 @@ public function toArray() : array {
8787 * @param mixed $value The value of the array key in the children array to be updated
8888 */
8989 public function offsetSet ($ i , $ value ) : void {
90- if (is_null ($ i )) $ this ->children [] = $ value ;
90+ if (\ is_null ($ i )) $ this ->children [] = $ value ;
9191 else $ this ->children [$ i ] = $ value ;
9292 }
9393
@@ -176,23 +176,23 @@ public function valid() : bool {
176176 public function open (string $ url , $ context = null , string &$ error = null ) {
177177
178178 // open a handle to the stream
179- if (($ handle = @fopen ($ url , 'rb ' , false , $ context )) === false ) {
179+ if (($ handle = @\ fopen ($ url , 'rb ' , false , $ context )) === false ) {
180180 $ error = 'Could not open file " ' .$ url .'" ' ;
181181
182182 // retrieve the stream contents
183- } elseif (($ html = stream_get_contents ($ handle )) === false ) {
183+ } elseif (($ html = \ stream_get_contents ($ handle )) === false ) {
184184 $ error = 'Could not read file " ' .$ url .'" ' ;
185185
186186 // success
187187 } else {
188188
189189 // find charset in headers
190190 $ charset = null ;
191- $ meta = stream_get_meta_data ($ handle );
191+ $ meta = \ stream_get_meta_data ($ handle );
192192 if (!empty ($ meta ['wrapper_data ' ])) {
193193 foreach ($ meta ['wrapper_data ' ] AS $ item ) {
194- if (mb_stripos ($ item , 'Content-Type: ' ) === 0 && ($ charset = mb_stristr ($ item , 'charset= ' )) !== false ) {
195- $ charset = mb_substr ($ charset , 8 );
194+ if (\ mb_stripos ($ item , 'Content-Type: ' ) === 0 && ($ charset = \ mb_stristr ($ item , 'charset= ' )) !== false ) {
195+ $ charset = \ mb_substr ($ charset , 8 );
196196 break ;
197197 }
198198 }
@@ -218,7 +218,7 @@ public function load(string $html, string $charset = null, &$error = null) : boo
218218
219219 // detect the charset
220220 if ($ charset || ($ charset = $ this ->getCharsetFromHtml ($ html )) !== null ) {
221- $ html = mb_convert_encoding ($ html , mb_internal_encoding (), $ charset );
221+ $ html = \ mb_convert_encoding ($ html , \ mb_internal_encoding (), $ charset );
222222 }
223223
224224 // reset the document
@@ -246,20 +246,20 @@ public function load(string $html, string $charset = null, &$error = null) : boo
246246 * @return string The defined or detected charset or null if the charset is not defined
247247 */
248248 protected function getCharsetFromHtml (string $ html ) : ?string {
249- if (preg_match ('/<meta[^>]+charset[^>]+>/i ' , $ html , $ match )) {
249+ if (\ preg_match ('/<meta[^>]+charset[^>]+>/i ' , $ html , $ match )) {
250250 $ obj = new htmldoc ($ this ->config );
251- if ($ obj ->load ($ match [0 ], mb_internal_encoding ())) {
251+ if ($ obj ->load ($ match [0 ], \ mb_internal_encoding ())) {
252252
253253 // <meta charset="xxx" />
254254 if (($ value = $ obj ->attr ('charset ' )) !== null ) {
255255 return $ value ;
256256
257257 // <meta http-equiv="Content-Type" content="text/html; charset=xxx" />
258- } elseif (($ value = $ obj ->eq (0 )->attr ('content ' )) !== null && ($ charset = mb_stristr ($ value , 'charset= ' )) !== false ) {
259- return mb_substr ($ charset , 8 );
258+ } elseif (($ value = $ obj ->eq (0 )->attr ('content ' )) !== null && ($ charset = \ mb_stristr ($ value , 'charset= ' )) !== false ) {
259+ return \ mb_substr ($ charset , 8 );
260260 }
261261 }
262- } elseif (($ charset = mb_detect_encoding ($ html )) !== false ) {
262+ } elseif (($ charset = \ mb_detect_encoding ($ html )) !== false ) {
263263 return $ charset ;
264264 }
265265 return null ;
@@ -284,7 +284,7 @@ protected function parse(tokenise $tokens) : bool {
284284 * @return array An array of selector components
285285 */
286286 protected function parseSelector (string $ selector ) {
287- $ selector = trim ($ selector );
287+ $ selector = \ trim ($ selector );
288288 $ tokens = new tokenise (self ::$ selectors , $ selector );
289289 if (($ token = $ tokens ->next ()) !== null ) {
290290 $ selectors = $ parts = [];
@@ -293,15 +293,15 @@ protected function parseSelector(string $selector) {
293293 switch ($ token ['type ' ]) {
294294 case 'id ' :
295295 $ parts [] = [
296- 'id ' => mb_substr ($ token ['value ' ], 1 ),
296+ 'id ' => \ mb_substr ($ token ['value ' ], 1 ),
297297 'join ' => $ join
298298 ];
299299 $ join = null ;
300300 break ;
301301
302302 case 'class ' :
303303 $ parts [] = [
304- 'class ' => mb_substr ($ token ['value ' ], 1 ),
304+ 'class ' => \ mb_substr ($ token ['value ' ], 1 ),
305305 'join ' => $ join
306306 ];
307307 $ join = null ;
@@ -320,9 +320,9 @@ protected function parseSelector(string $selector) {
320320 while (($ token = $ tokens ->next ()) !== false ) {
321321 if ($ token ['type ' ] === 'squareclose ' ) {
322322 break ;
323- } elseif (in_array ($ token ['type ' ], ['string ' , 'quotes ' ])) {
323+ } elseif (\ in_array ($ token ['type ' ], ['string ' , 'quotes ' ])) {
324324 if ($ token ['type ' ] == 'quotes ' ) {
325- $ token ['value ' ] = stripslashes (mb_substr ($ token ['value ' ], 1 , -1 ));
325+ $ token ['value ' ] = \ stripslashes (\ mb_substr ($ token ['value ' ], 1 , -1 ));
326326 }
327327 $ item [isset ($ item ['attribute ' ]) ? 'value ' : 'attribute ' ] = $ token ['value ' ];
328328 } elseif ($ token ['type ' ] === 'comparison ' ) {
@@ -335,14 +335,14 @@ protected function parseSelector(string $selector) {
335335
336336 case 'pseudo ' :
337337 $ parts [] = [
338- 'pseudo ' => mb_substr ($ token ['value ' ], 1 ),
338+ 'pseudo ' => \ mb_substr ($ token ['value ' ], 1 ),
339339 'join ' => $ join
340340 ];
341341 $ join = null ;
342342 break ;
343343
344344 case 'join ' :
345- $ join = trim ($ token ['value ' ]);
345+ $ join = \ trim ($ token ['value ' ]);
346346 break ;
347347
348348 case 'whitespace ' :
@@ -400,7 +400,7 @@ public function get(int $index = null) {
400400 // build children that are tags
401401 $ children = [];
402402 foreach ($ this ->children AS $ item ) {
403- if (get_class ($ item ) === 'hexydec \\html \\tag ' ) {
403+ if (\ get_class ($ item ) === 'hexydec \\html \\tag ' ) {
404404 $ children [] = $ item ;
405405 }
406406 }
@@ -412,7 +412,7 @@ public function get(int $index = null) {
412412
413413 // check if index is minus
414414 if ($ index < 0 ) {
415- $ index = count ($ children ) + $ index ;
415+ $ index = \ count ($ children ) + $ index ;
416416 }
417417
418418 // return index if set
@@ -432,12 +432,12 @@ public function find(string $selector) : htmldoc {
432432 $ found = [];
433433
434434 // parse selector and find tags
435- if (is_array ($ selector ) || ($ selector = $ this ->parseSelector ($ selector )) !== false ) {
435+ if (\ is_array ($ selector ) || ($ selector = $ this ->parseSelector ($ selector )) !== false ) {
436436 foreach ($ this ->children AS $ item ) {
437- if (get_class ($ item ) === 'hexydec \\html \\tag ' ) {
437+ if (\ get_class ($ item ) === 'hexydec \\html \\tag ' ) {
438438 foreach ($ selector AS $ value ) {
439439 if (($ items = $ item ->find ($ value )) !== false ) {
440- $ found = array_merge ($ found , $ items );
440+ $ found = \ array_merge ($ found , $ items );
441441 }
442442 }
443443 }
@@ -479,7 +479,7 @@ public function last() : htmldoc {
479479 public function eq (int $ index ) : htmldoc {
480480 $ doc = new htmldoc ($ this ->config );
481481 if ($ index < 0 ) {
482- $ index = count ($ this ->children ) + $ index ;
482+ $ index = \ count ($ this ->children ) + $ index ;
483483 }
484484 if (isset ($ this ->children [$ index ])) {
485485 $ doc ->collection ([$ this ->children [$ index ]]);
@@ -504,7 +504,7 @@ public function children() : htmldoc {
504504 */
505505 public function attr (string $ key ) : ?string {
506506 foreach ($ this ->children AS $ item ) {
507- if (get_class ($ item ) === 'hexydec \\html \\tag ' ) {
507+ if (\ get_class ($ item ) === 'hexydec \\html \\tag ' ) {
508508 return $ item ->attr ($ key );
509509 }
510510 }
@@ -521,12 +521,12 @@ public function text() : string {
521521 foreach ($ this ->children AS $ item ) {
522522
523523 // only get text from these objects
524- if (in_array (get_class ($ item ), ['hexydec \\html \\tag ' , 'hexydec \\html \\text ' ], true )) {
524+ if (\ in_array (\ get_class ($ item ), ['hexydec \\html \\tag ' , 'hexydec \\html \\text ' ], true )) {
525525 $ value = $ item ->text ();
526- $ text = array_merge ($ text , is_array ($ value ) ? $ value : [$ value ]);
526+ $ text = \ array_merge ($ text , \ is_array ($ value ) ? $ value : [$ value ]);
527527 }
528528 }
529- return implode (' ' , $ text );
529+ return \ implode (' ' , $ text );
530530 }
531531
532532 /**
@@ -548,7 +548,7 @@ protected function collection(array $nodes) : void {
548548 public function minify (array $ minify = []) : void {
549549
550550 // merge config
551- $ minify = array_replace_recursive ($ this ->config ['minify ' ], $ minify );
551+ $ minify = \ array_replace_recursive ($ this ->config ['minify ' ], $ minify );
552552
553553 // set minify output parameters
554554 if ($ minify ['quotes ' ]) {
@@ -568,24 +568,24 @@ public function minify(array $minify = []) : void {
568568 }
569569
570570 // sort classes by occurence, then by string
571- if (is_array ($ minify ['attributes ' ])) {
571+ if (\ is_array ($ minify ['attributes ' ])) {
572572
573573 // sort attribute values by most frequent
574574 if ($ minify ['attributes ' ]['sort ' ] && !empty ($ this ->cache ['attr ' ])) {
575- arsort ($ this ->cache ['attr ' ]);
576- arsort ($ this ->cache ['attrvalues ' ]);
575+ \ arsort ($ this ->cache ['attr ' ]);
576+ \ arsort ($ this ->cache ['attrvalues ' ]);
577577 $ attr = [];
578578 foreach ($ this ->cache ['attrvalues ' ] AS $ item => $ occurences ) {
579579 if ($ occurences > 5 ) {
580- $ item = mb_strstr ($ item , '= ' , true );
581- if (!in_array ($ item , $ attr )) {
580+ $ item = \ mb_strstr ($ item , '= ' , true );
581+ if (!\ in_array ($ item , $ attr )) {
582582 $ attr [] = $ item ;
583583 }
584584 } else {
585585 break ;
586586 }
587587 }
588- $ minify ['attributes ' ]['sort ' ] = array_unique (array_merge ($ attr , array_keys ($ this ->cache ['attr ' ])));
588+ $ minify ['attributes ' ]['sort ' ] = \ array_unique (\ array_merge ($ attr , \ array_keys ($ this ->cache ['attr ' ])));
589589 }
590590 }
591591
@@ -602,7 +602,7 @@ public function minify(array $minify = []) : void {
602602 * @return string The compiled HTML
603603 */
604604 public function html (array $ options = []) : string {
605- $ options = $ options ? array_merge ($ this ->config ['output ' ], $ options ) : $ this ->config ['output ' ];
605+ $ options = $ options ? \ array_merge ($ this ->config ['output ' ], $ options ) : $ this ->config ['output ' ];
606606
607607 // presets
608608 if (!empty ($ options ['xml ' ])) {
@@ -639,16 +639,16 @@ public function save(string $file = null, array $options = []) {
639639 }
640640
641641 // convert to target charset
642- $ html = mb_convert_encoding ($ html , $ options ['charset ' ]);
642+ $ html = \ mb_convert_encoding ($ html , $ options ['charset ' ]);
643643 }
644644
645645 // send back as string
646646 if (!$ file ) {
647647 return $ html ;
648648
649649 // save file
650- } elseif (file_put_contents ($ file , $ html ) === false ) {
651- trigger_error ('File could not be written ' , E_USER_WARNING );
650+ } elseif (\ file_put_contents ($ file , $ html ) === false ) {
651+ \ trigger_error ('File could not be written ' , E_USER_WARNING );
652652 } else {
653653 return true ;
654654 }
@@ -667,21 +667,21 @@ protected function htmlentities(string $html, string $charset) : string {
667667 // generate single-byte characters
668668 $ str = '' ;
669669 for ($ i = 1 ; $ i < 256 ; $ i ++) {
670- $ str .= chr ($ i );
670+ $ str .= \ chr ($ i );
671671 }
672- $ str = mb_convert_encoding ($ str , mb_internal_encoding (), $ charset );
672+ $ str = \ mb_convert_encoding ($ str , \ mb_internal_encoding (), $ charset );
673673
674674 // build html entities conversion map
675675 $ replace = [];
676- foreach (preg_split ('//u ' , $ str , -1 , PREG_SPLIT_NO_EMPTY ) AS $ chr ) {
677- $ ent = mb_convert_encoding ($ chr , 'HTML-ENTITIES ' );
676+ foreach (\ preg_split ('//u ' , $ str , -1 , PREG_SPLIT_NO_EMPTY ) AS $ chr ) {
677+ $ ent = \ mb_convert_encoding ($ chr , 'HTML-ENTITIES ' );
678678 if ($ ent != $ chr ) {
679679 $ replace [$ chr ] = $ ent ;
680680 }
681681 }
682682
683683 // convert entities
684- $ html = mb_convert_encoding ($ html , 'HTML-ENTITIES ' );
685- return str_replace (array_values ($ replace ), array_keys ($ replace ), $ html );
684+ $ html = \ mb_convert_encoding ($ html , 'HTML-ENTITIES ' );
685+ return \ str_replace (\ array_values ($ replace ), \ array_keys ($ replace ), $ html );
686686 }
687687}
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