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[-] FO: Fix #PSCFV-7850 sometimes minify_html lib was returned nothing...

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This commit is contained in:
Rémi Gaillard
2013-02-28 17:54:51 +01:00
parent c8320fa338
commit 2011cdb735
2 changed files with 44 additions and 19 deletions
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tools/minify_html/minify_html.class.php
+22 -12
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@@ -43,6 +43,10 @@ class Minify_HTML {
*
* @return string
*/
/* PrestaShop
added a limit for all preg_replace_callback
*/
public static function minify($html, $options = array()) {
if (isset($options['cssMinifier'])) {
@@ -67,47 +71,53 @@ class Minify_HTML {
$html = preg_replace_callback(
'/\\s*(<script\\b[^>]*?>)([\\s\\S]*?)<\\/script>\\s*/i'
,array(self::$className, '_removeScriptCB')
,$html);
,$html,
Media::getBackTrackLimit());
// replace STYLEs (and minify) with placeholders
$html = preg_replace_callback(
'/\\s*(<style\\b[^>]*?>)([\\s\\S]*?)<\\/style>\\s*/i'
,array(self::$className, '_removeStyleCB')
,$html);
,$html,
Media::getBackTrackLimit());
// remove HTML comments (not containing IE conditional comments).
$html = preg_replace_callback(
'/<!--([\\s\\S]*?)-->/'
,array(self::$className, '_commentCB')
,$html);
,$html,
Media::getBackTrackLimit());
// replace PREs with placeholders
$html = preg_replace_callback('/\\s*(<pre\\b[^>]*?>[\\s\\S]*?<\\/pre>)\\s*/i'
,array(self::$className, '_removePreCB')
, $html);
, $html,
Media::getBackTrackLimit());
// replace TEXTAREAs with placeholders
$html = preg_replace_callback(
'/\\s*(<textarea\\b[^>]*?>[\\s\\S]*?<\\/textarea>)\\s*/i'
,array(self::$className, '_removeTaCB')
, $html);
, $html,
Media::getBackTrackLimit());
// trim each line.
// @todo take into account attribute values that span multiple lines.
$html = preg_replace('/^\\s+|\\s+$/m', '', $html);
$html = preg_replace('/^\\s+|\\s+$/m', '', $html, Media::getBackTrackLimit());
// remove ws around block/undisplayed elements
$html = preg_replace('/\\s+(<\\/?(?:area|base(?:font)?|blockquote|body'
.'|caption|center|cite|col(?:group)?|dd|dir|div|dl|dt|fieldset|form'
.'|frame(?:set)?|h[1-6]|head|hr|html|legend|li|link|map|menu|meta'
.'|ol|opt(?:group|ion)|p|param|t(?:able|body|head|d|h||r|foot|itle)'
.'|ul)\\b[^>]*>)/i', '$1', $html);
.'|ul)\\b[^>]*>)/i', '$1', $html, Media::getBackTrackLimit());
// remove ws outside of all elements
$html = preg_replace_callback(
'/>([^<]+)</'
,array(self::$className, '_outsideTagCB')
,$html);
,$html,
Media::getBackTrackLimit());
// use newlines before 1st attribute in open tags (to limit line lengths)
//$html = preg_replace('/(<[a-z\\-]+)\\s+([^>]+>)/i', "$1\n$2", $html);
@@ -146,7 +156,7 @@ class Minify_HTML {
protected static function _outsideTagCB($m)
{
return '>' . preg_replace('/^\\s+|\\s+$/', ' ', $m[1]) . '<';
return '>' . preg_replace('/^\\s+|\\s+$/', ' ', $m[1], Media::getBackTrackLimit()) . '<';
}
protected static function _removePreCB($m)
@@ -164,7 +174,7 @@ class Minify_HTML {
$openStyle = $m[1];
$css = $m[2];
// remove HTML comments
$css = preg_replace('/(?:^\\s*<!--|-->\\s*$)/', '', $css);
$css = preg_replace('/(?:^\\s*<!--|-->\\s*$)/', '', $css, Media::getBackTrackLimit());
// remove CDATA section markers
$css = self::_removeCdata($css);
@@ -187,7 +197,7 @@ class Minify_HTML {
$js = $m[2];
// remove HTML comments (and ending "//" if present)
$js = preg_replace('/(?:^\\s*<!--\\s*|\\s*(?:\\/\\/)?\\s*-->\\s*$)/', '', $js);
$js = preg_replace('/(?:^\\s*<!--\\s*|\\s*(?:\\/\\/)?\\s*-->\\s*$)/', '', $js, Media::getBackTrackLimit());
// remove CDATA section markers
$js = self::_removeCdata($js);