.*?#is', $source, $matches, PREG_OFFSET_CAPTURE | PREG_SET_ORDER ) ) { foreach ($matches as $match) { $store[] = $match[ 0 ][ 0 ]; $_length = strlen($match[ 0 ][ 0 ]); $replace = '@!@SMARTY:' . $_store . ':SMARTY@!@'; $source = substr_replace($source, $replace, $match[ 0 ][ 1 ] - $_offset, $_length); $_offset += $_length - strlen($replace); $_store++; } } // Strip all HTML-Comments // yes, even the ones in ]*>)|(]*>)|(
]*>.*?]*>)#is', $source, $matches, PREG_OFFSET_CAPTURE | PREG_SET_ORDER ) ) { foreach ($matches as $match) { $store[] = $match[ 0 ][ 0 ]; $_length = strlen($match[ 0 ][ 0 ]); $replace = '@!@SMARTY:' . $_store . ':SMARTY@!@'; $source = substr_replace($source, $replace, $match[ 0 ][ 1 ] - $_offset, $_length); $_offset += $_length - strlen($replace); $_store++; } } $expressions = array(// replace multiple spaces between tags by a single space // can't remove them entirely, becaue that might break poorly implemented CSS display:inline-block elements '#(:SMARTY@!@|>)\s+(?=@!@SMARTY:|<)#s' => '\1 \2', // remove spaces between attributes (but not in attribute values!) '#(([a-z0-9]\s*=\s*("[^"]*?")|(\'[^\']*?\'))|<[a-z0-9_]+)\s+([a-z/>])#is' => '\1 \5', // note: for some very weird reason trim() seems to remove spaces inside attributes. // maybe a \0 byte or something is interfering? '#^\s+<#Ss' => '<', '#>\s+$#Ss' => '>', ); $source = preg_replace(array_keys($expressions), array_values($expressions), $source); // note: for some very weird reason trim() seems to remove spaces inside attributes. // maybe a \0 byte or something is interfering? // $source = trim( $source ); $_offset = 0; if (preg_match_all('#@!@SMARTY:([0-9]+):SMARTY@!@#is', $source, $matches, PREG_OFFSET_CAPTURE | PREG_SET_ORDER)) { foreach ($matches as $match) { $_length = strlen($match[ 0 ][ 0 ]); $replace = $store[ $match[ 1 ][ 0 ] ]; $source = substr_replace($source, $replace, $match[ 0 ][ 1 ] + $_offset, $_length); $_offset += strlen($replace) - $_length; $_store++; } } return $source; }