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Merge pull request #12726 from MrPetovan/bug/12721-missing-host

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Remove Text\BBCode::scaleExternalImage
This commit is contained in:
Michael Vogel 2023-01-24 07:27:48 +01:00 committed by GitHub
commit a86fbe37c9
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3 changed files with 1 additions and 71 deletions
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1
src/Content/Item.php
View file

@ -1011,7 +1011,6 @@ class Item
// Convert links with empty descriptions to links without an explicit description
$post['body'] = trim(preg_replace('#\[url=([^\]]*?)\]\[/url\]#ism', '[url]$1[/url]', $post['body']));
$post['body'] = $this->bbCodeVideo->transform($post['body']);
$post['body'] = BBCode::scaleExternalImages($post['body']);
$post = $this->setObjectType($post);
// Personal notes must never be altered to a forum post.

66
src/Content/Text/BBCode.php
View file

@ -489,72 +489,6 @@ class BBCode
}
}
/**
* This function changing the visual size (not the real size) of images.
* The function does not work for pictures with an alternate text description.
* This could only be changed by using some new "img" BBCode format.
*
* @param string $srctext The body with images
* @return string The body with possibly scaled images
*/
public static function scaleExternalImages(string $srctext): string
{
DI::profiler()->startRecording('rendering');
$s = $srctext;
// Simplify image links
$s = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $s);
$matches = null;
$c = preg_match_all('/\[img.*?\](.*?)\[\/img\]/ism', $s, $matches, PREG_SET_ORDER);
if ($c) {
foreach ($matches as $mtch) {
Logger::debug('scale_external_image', ['image' => $mtch[1]]);
$hostname = str_replace('www.', '', substr(DI::baseUrl(), strpos(DI::baseUrl(), '://') + 3));
if (stristr($mtch[1], $hostname)) {
continue;
}
$curlResult = DI::httpClient()->get($mtch[1], HttpClientAccept::IMAGE);
if (!$curlResult->isSuccess()) {
continue;
}
Logger::debug('Got picture', ['Content-Type' => $curlResult->getHeader('Content-Type'), 'url' => $mtch[1]]);
$i = $curlResult->getBody();
$type = $curlResult->getContentType();
$type = Images::getMimeTypeByData($i, $mtch[1], $type);
if ($i) {
$Image = new Image($i, $type);
if ($Image->isValid()) {
$orig_width = $Image->getWidth();
$orig_height = $Image->getHeight();
if ($orig_width > 640 || $orig_height > 640) {
$Image->scaleDown(640);
$new_width = $Image->getWidth();
$new_height = $Image->getHeight();
Logger::debug('External images scaled', ['orig_width' => $orig_width, 'new_width' => $new_width, 'orig_height' => $orig_height, 'new_height' => $new_height, 'match' => $mtch[0]]);
$s = str_replace(
$mtch[0],
'[img=' . $new_width . 'x' . $new_height. ']' . $mtch[1] . '[/img]'
. "\n",
$s
);
Logger::debug('New string', ['image' => $s]);
}
}
}
}
}
DI::profiler()->stopRecording();
return $s;
}
/**
* Truncates imported message body string length to max_import_size
*

3
src/Content/Text/Markdown.php
View file

@ -145,9 +145,6 @@ class Markdown
// remove duplicate adjacent code tags
$s = preg_replace('/(\[code\])+(.*?)(\[\/code\])+/ism', '[code]$2[/code]', $s);
// Don't show link to full picture (until it is fixed)
$s = BBCode::scaleExternalImages($s);
DI::profiler()->stopRecording();
return $s;
}