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author | Klaus Weidenbach <Klaus.Weidenbach@gmx.net> | 2017-03-18 17:50:05 +0100 |
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committer | Klaus Weidenbach <Klaus.Weidenbach@gmx.net> | 2017-03-26 00:41:27 +0100 |
commit | f718e2b0db0fe3477212a8dd6c3ec067f4432862 (patch) | |
tree | 8dfbd3b3d4bdcd967b50f1ee4655440bcdef5bb8 /vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/ImgRequired.php | |
parent | 2115eb26a7fd2ca937286bd4e98ab74c7d6e9525 (diff) | |
download | volse-hubzilla-f718e2b0db0fe3477212a8dd6c3ec067f4432862.tar.gz volse-hubzilla-f718e2b0db0fe3477212a8dd6c3ec067f4432862.tar.bz2 volse-hubzilla-f718e2b0db0fe3477212a8dd6c3ec067f4432862.zip |
:arrow_up: Update HTML Purifier library.
Updated HTML Purifier from 4.6.0 to 4.9.2 with better PHP7 compatibility.
Used composer to manage this library.
Diffstat (limited to 'vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/ImgRequired.php')
-rw-r--r-- | vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/ImgRequired.php | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/ImgRequired.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/ImgRequired.php new file mode 100644 index 000000000..235ebb34b --- /dev/null +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrTransform/ImgRequired.php @@ -0,0 +1,47 @@ +<?php + +// must be called POST validation + +/** + * Transform that supplies default values for the src and alt attributes + * in img tags, as well as prevents the img tag from being removed + * because of a missing alt tag. This needs to be registered as both + * a pre and post attribute transform. + */ +class HTMLPurifier_AttrTransform_ImgRequired extends HTMLPurifier_AttrTransform +{ + + /** + * @param array $attr + * @param HTMLPurifier_Config $config + * @param HTMLPurifier_Context $context + * @return array + */ + public function transform($attr, $config, $context) + { + $src = true; + if (!isset($attr['src'])) { + if ($config->get('Core.RemoveInvalidImg')) { + return $attr; + } + $attr['src'] = $config->get('Attr.DefaultInvalidImage'); + $src = false; + } + + if (!isset($attr['alt'])) { + if ($src) { + $alt = $config->get('Attr.DefaultImageAlt'); + if ($alt === null) { + $attr['alt'] = basename($attr['src']); + } else { + $attr['alt'] = $alt; + } + } else { + $attr['alt'] = $config->get('Attr.DefaultInvalidImageAlt'); + } + } + return $attr; + } +} + +// vim: et sw=4 sts=4 |