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Code Issues Releases Wiki Activity

move rewrite_cached_urls to DiskCache::rewriteUrls()

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This commit is contained in:
Andrew Dolgov
2019-08-13 12:46:57 +03:00
parent b1dd38f880
commit 133c2b482b
5 changed files with 77 additions and 65 deletions
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48
include/functions.php
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@@ -1233,51 +1233,6 @@
return false;
}
// check for locally cached (media) URLs and rewrite to local versions
// this is called separately after sanitize() and plugin render article hooks to allow
// plugins work on original source URLs used before caching
function rewrite_cached_urls($str) {
$res = trim($str); if (!$res) return '';
$doc = new DOMDocument();
$doc->loadHTML('<?xml encoding="UTF-8">' . $res);
$xpath = new DOMXPath($doc);
$entries = $xpath->query('(//img[@src]|//picture/source[@src]|//video[@poster]|//video/source[@src]|//audio/source[@src])');
$need_saving = false;
foreach ($entries as $entry) {
if ($entry->hasAttribute('src') || $entry->hasAttribute('poster')) {
// should be already absolutized because this is called after sanitize()
$src = $entry->hasAttribute('poster') ? $entry->getAttribute('poster') : $entry->getAttribute('src');
$cached_filename = CACHE_DIR . '/images/' . sha1($src);
if (file_exists($cached_filename)) {
$src = DiskCache::getUrl(sha1($src));
if ($entry->hasAttribute('poster'))
$entry->setAttribute('poster', $src);
else
$entry->setAttribute('src', $src);
$need_saving = true;
}
}
}
if ($need_saving) {
$doc->removeChild($doc->firstChild); //remove doctype
$res = $doc->saveHTML();
}
return $res;
}
function sanitize($str, $force_remove_images = false, $owner = false, $site_url = false, $highlight_words = false, $article_id = false) {
if (!$owner) $owner = $_SESSION["uid"];
@@ -1302,9 +1257,6 @@
if ($entry->hasAttribute('src')) {
$src = rewrite_relative_url($rewrite_base_url, $entry->getAttribute('src'));
// cache stuff has gone to rewrite_cached_urls()
$entry->setAttribute('src', $src);
}