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Merge pull request #7829 from annando/picture-links

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Fix image links with descriptions in API and AP transmission
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Hypolite Petovan 2019-11-12 07:14:27 -05:00 committed by GitHub
commit 35ece9924d
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3 changed files with 42 additions and 4 deletions
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1
include/api.php
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@ -2554,6 +2554,7 @@ function api_get_attachments(&$body)
{
$text = $body;
$text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $text);
$text = preg_replace("/\[img\=(.*?)\](.*?)\[\/img\]/ism", '[img]$1[/img]', $text);
$URLSearchString = "^\[\]";
$ret = preg_match_all("/\[img\]([$URLSearchString]*)\[\/img\]/ism", $text, $images);

21
src/Model/Photo.php
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@ -715,4 +715,25 @@ class Photo extends BaseObject
return DBA::exists('photo', ['resource-id' => $guid]);
}
/**
* Tests if the link points to a locally stored picture page
*
* @param string $name Page link
* @return boolean
* @throws \Exception
*/
public static function isLocalPage($name)
{
$a = \get_app();
$base = $a->getBaseURL();
$guid = str_replace(Strings::normaliseLink($base), '', Strings::normaliseLink($name));
$guid = preg_replace("=/photos/.*/image/(.*)=ism", '$1', $guid);
if (empty($guid)) {
return false;
}
return DBA::exists('photo', ['resource-id' => $guid]);
}
}

24
src/Protocol/ActivityPub/Transmitter.php
View file

@ -19,6 +19,7 @@ use Friendica\Model\Contact;
use Friendica\Model\Conversation;
use Friendica\Model\Item;
use Friendica\Model\Profile;
use Friendica\Model\Photo;
use Friendica\Model\Term;
use Friendica\Model\User;
use Friendica\Protocol\Activity;
@ -1097,19 +1098,34 @@ class Transmitter
}
/**
* Remove image elements and replaces them with links to the image
* Remove image elements since they are added as attachment
*
* @param string $body
*
* @return string with replaced elements
* @return string with removed images
*/
private static function removePictures($body)
{
// Simplify image codes
$body = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $body);
$body = preg_replace("/\[img\=(.*?)\](.*?)\[\/img\]/ism", '[img]$1[/img]', $body);
$body = preg_replace("/\[url=([^\[\]]*)\]\[img\](.*)\[\/img\]\[\/url\]/Usi", '[url]$1[/url]', $body);
$body = preg_replace("/\[img\]([^\[\]]*)\[\/img\]/Usi", '[url]$1[/url]', $body);
// Now remove local links
$body = preg_replace_callback(
'/\[url=([^\[\]]*)\]\[img\](.*)\[\/img\]\[\/url\]/Usi',
function ($match) {
// We remove the link when it is a link to a local photo page
if (Photo::isLocalPage($match[1])) {
return '';
}
// otherwise we just return the link
return '[url]' . $match[1] . '[/url]';
},
$body
);
// Remove all pictures
$body = preg_replace("/\[img\]([^\[\]]*)\[\/img\]/Usi", '', $body);
return $body;
}