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friendica
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Merge pull request #10442 from annando/proxy2 

Replace attachment links in the body / use signed requests
This commit is contained in:
Hypolite Petovan 2021-06-28 10:11:02 -04:00 committed by GitHub
parent ce575a88fc 2f06d271bb
commit 5333ae4a3c
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4 changed files with 67 additions and 33 deletions
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65
src/Model/Item.php
View File

@ -2742,6 +2742,23 @@ class Item
}
$body = $item['body'] ?? '';
$shared = BBCode::fetchShareAttributes($body);
if (!empty($shared['guid'])) {
$shared_item = Post::selectFirst(['uri-id', 'plink'], ['guid' => $shared['guid']]);
$shared_uri_id = $shared_item['uri-id'] ?? 0;
$shared_links = [strtolower($shared_item['plink'] ?? '')];
$shared_attachments = Post\Media::splitAttachments($shared_uri_id, $shared['guid']);
$shared_links = array_merge($shared_links, array_column($shared_attachments['visual'], 'url'));
$shared_links = array_merge($shared_links, array_column($shared_attachments['link'], 'url'));
$shared_links = array_merge($shared_links, array_column($shared_attachments['additional'], 'url'));
$item['body'] = self::replaceVisualAttachments($shared_attachments, $item['body']);
} else {
$shared_uri_id = 0;
$shared_links = [];
}
$attachments = Post\Media::splitAttachments($item['uri-id'], $item['guid'] ?? '', $shared_links);
$item['body'] = self::replaceVisualAttachments($attachments, $item['body'] ?? '');
$item['body'] = preg_replace("/\s*\[attachment .*?\].*?\[\/attachment\]\s*/ism", "\n", $item['body']);
self::putInCache($item);
$item['body'] = $body;
@ -2764,25 +2781,13 @@ class Item
return $s;
}
$shared = BBCode::fetchShareAttributes($item['body']);
if (!empty($shared['guid'])) {
$shared_item = Post::selectFirst(['uri-id', 'plink'], ['guid' => $shared['guid']]);
$shared_uri_id = $shared_item['uri-id'] ?? 0;
$shared_links = [strtolower($shared_item['plink'] ?? '')];
$attachments = Post\Media::splitAttachments($shared_uri_id, $shared['guid']);
$s = self::addVisualAttachments($attachments, $item, $s, true);
$s = self::addLinkAttachment($attachments, $body, $s, true, []);
$s = self::addNonVisualAttachments($attachments, $item, $s, true);
$shared_links = array_merge($shared_links, array_column($attachments['visual'], 'url'));
$shared_links = array_merge($shared_links, array_column($attachments['link'], 'url'));
$shared_links = array_merge($shared_links, array_column($attachments['additional'], 'url'));
if (!empty($shared_attachments)) {
$s = self::addVisualAttachments($shared_attachments, $item, $s, true);
$s = self::addLinkAttachment($shared_attachments, $body, $s, true, []);
$s = self::addNonVisualAttachments($shared_attachments, $item, $s, true);
$body = preg_replace("/\s*\[share .*?\].*?\[\/share\]\s*/ism", '', $body);
} else {
$shared_uri_id = 0;
$shared_links = [];
}
$attachments = Post\Media::splitAttachments($item['uri-id'], $item['guid'] ?? '', $shared_links);
$s = self::addVisualAttachments($attachments, $item, $s, false);
$s = self::addLinkAttachment($attachments, $body, $s, false, $shared_links);
$s = self::addNonVisualAttachments($attachments, $item, $s, false);
@ -2843,6 +2848,28 @@ class Item
return false;
}
/**
* Replace visual attachments in the body
*
* @param array $attachments
* @param string $body
* @return string modified body
*/
private static function replaceVisualAttachments(array $attachments, string $body)
{
$stamp1 = microtime(true);
foreach ($attachments['visual'] as $attachment) {
if (!empty($attachment['preview'])) {
$body = str_replace($attachment['preview'], Post\Media::getPreviewUrlForId($attachment['id'], Proxy::SIZE_LARGE), $body);
} elseif ($attachment['filetype'] == 'image') {
$body = str_replace($attachment['url'], Post\Media::getUrlForId($attachment['id']), $body);
}
}
DI::profiler()->saveTimestamp($stamp1, 'rendering');
return $body;
}
/**
* Add visual attachments to the content
*
@ -2864,7 +2891,7 @@ class Item
}
if (!empty($attachment['preview'])) {
$preview_url = Post\Media::getPreviewUrlForId($attachment['id'], Proxy::SIZE_LARGE);
$preview_url = Post\Media::getPreviewUrlForId($attachment['id'], Proxy::SIZE_LARGE);
} else {
$preview_url = '';
}
@ -2901,7 +2928,7 @@ class Item
}
} elseif ($attachment['filetype'] == 'image') {
$media = Renderer::replaceMacros(Renderer::getMarkupTemplate('content/image.tpl'), [
'$image' => [
'$image' => [
'src' => Post\Media::getUrlForId($attachment['id']),
'preview' => Post\Media::getPreviewUrlForId($attachment['id'], ($attachment['width'] > $attachment['height']) ? Proxy::SIZE_MEDIUM : Proxy::SIZE_LARGE),
'attachment' => $attachment,
@ -2984,7 +3011,7 @@ class Item
if ($preview && !empty($attachment['preview'])) {
if ($attachment['preview-width'] >= 500) {
$data['image'] = Post\Media::getPreviewUrlForId($attachment['id'], Proxy::SIZE_MEDIUM);
$data['image'] = Post\Media::getPreviewUrlForId($attachment['id'], Proxy::SIZE_MEDIUM);
} else {
$data['preview'] = Post\Media::getPreviewUrlForId($attachment['id'], Proxy::SIZE_MEDIUM);
}

7
src/Model/Photo.php
View File

@ -268,21 +268,22 @@ class Photo
* Construct a photo array for an external resource image
*
* @param string $url Image URL
* @param int $uid User ID of the requesting person
* @param string $mimetype Image mime type. Defaults to "image/jpeg"
*
* @return array
* @throws \Exception
*/
public static function createPhotoForExternalResource($url, $mimetype = "image/jpeg")
public static function createPhotoForExternalResource($url, $uid = 0, $mimetype = "image/jpeg")
{
$fields = self::getFields();
$values = array_fill(0, count($fields), "");
$photo = array_combine($fields, $values);
$photo['backend-class'] = ExternalResource::NAME;
$photo['backend-ref'] = $url;
$photo['backend-ref'] = json_encode(['url' => $url, 'uid' => $uid]);
$photo['type'] = $mimetype;
$photo['cacheable'] = false;
$photo['cacheable'] = true;
return $photo;
}

20
src/Model/Storage/ExternalResource.php
View File

@ -22,6 +22,7 @@
namespace Friendica\Model\Storage;
use BadMethodCallException;
use Friendica\Util\HTTPSignature;
use Friendica\Network\IHTTPRequest;
/**
@ -45,16 +46,21 @@ class ExternalResource implements IStorage
/**
* @inheritDoc
*/
public function get(string $filename)
public function get(string $reference)
{
$parts = parse_url($filename);
$data = json_decode($reference);
if (empty($data->url)) {
return "";
}
$parts = parse_url($data->url);
if (empty($parts['scheme']) || empty($parts['host'])) {
return "";
}
$curlResult = $this->httpRequest->get($filename);
if ($curlResult->isSuccess()) {
return $curlResult->getBody();
$fetchResult = HTTPSignature::fetchRaw($data->url, $data->uid);
if ($fetchResult->isSuccess()) {
return $fetchResult->getBody();
} else {
return "";
}
@ -63,12 +69,12 @@ class ExternalResource implements IStorage
/**
* @inheritDoc
*/
public function put(string $data, string $filename = '')
public function put(string $data, string $reference = '')
{
throw new BadMethodCallException();
}
public function delete(string $filename)
public function delete(string $reference)
{
throw new BadMethodCallException();
}

8
src/Module/Photo.php
View File

@ -171,17 +171,17 @@ class Photo extends BaseModule
$author = Contact::selectFirst([], ["`id` IN (SELECT `author-id` FROM `post` WHERE `uri-id` = ?)", $media['uri-id']]);
$url = Contact::magicLinkByContact($author, $url);
return MPhoto::createPhotoForExternalResource($url);
return MPhoto::createPhotoForExternalResource($url, (int)local_user());
case "media":
$media = DBA::selectFirst('post-media', ['url'], ['id' => $uid, 'type' => Post\Media::IMAGE]);
if (empty($media['url'])) {
$media = DBA::selectFirst('post-media', ['url', 'uri-id'], ['id' => $uid, 'type' => Post\Media::IMAGE]);
if (empty($media)) {
return false;
}
$author = Contact::selectFirst([], ["`id` IN (SELECT `author-id` FROM `post` WHERE `uri-id` = ?)", $media['uri-id']]);
$url = Contact::magicLinkByContact($author, $media['url']);
return MPhoto::createPhotoForExternalResource($url);
return MPhoto::createPhotoForExternalResource($url, (int)local_user());
case "contact":
$contact = Contact::getById($uid, ['uid', 'url', 'avatar', 'photo', 'xmpp', 'addr']);
if (empty($contact)) {