Lanmikeman/openvk
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Proxy Improvements

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This commit is contained in:
n1rwana 2023-08-03 11:25:35 +03:00
parent 6da44b7c47
commit 04dbede4c6
3 changed files with 37 additions and 14 deletions
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21
Web/Models/Entities/Note.php
View file

@ -12,8 +12,17 @@ class SecurityFilter extends HTMLPurifier_Filter
'/<img[^>]*src\s*=\s*["\']([^"\']*)["\'][^>]*>/i',
function ($matches) {
$originalSrc = $matches[1];
$encodedSrc = '/image.php?url=' . base64_encode($originalSrc);
return str_replace($originalSrc, $encodedSrc, $matches[0]);
$src = $originalSrc;
if (!str_contains($src, "/image.php?url=")) {
$src = '/image.php?url=' . base64_encode($originalSrc);
} else {
if (!OPENVK_ROOT_CONF["openvk"]["preferences"]["imagesProxy"]["replaceInNotes"]) {
$src = preg_replace_callback('/(.*)\/image\.php\?url=(.*)/i', function ($matches) {
return base64_decode($matches[2]);
}, $src);
}
}
return str_replace($originalSrc, $src, $matches[0]);
},
$html
);
@ -34,7 +43,7 @@ class Note extends Postable
{
protected $tableName = "notes";
protected function renderHTML(): string
protected function renderHTML(?string $content = NULL): string
{
$config = HTMLPurifier_Config::createDefault();
$config->set("Attr.AllowedClasses", []);
@ -103,7 +112,8 @@ class Note extends Postable
]);
$config->set('Filter.Custom', [new SecurityFilter()]);
$source = NULL;
$source = $content;
if (!$source) {
if (is_null($this->getRecord())) {
if (isset($this->changes["source"]))
$source = $this->changes["source"];
@ -112,6 +122,7 @@ class Note extends Postable
} else {
$source = $this->getRecord()->source;
}
}
$purifier = new HTMLPurifier($config);
return $purifier->purify($source);
@ -139,7 +150,7 @@ class Note extends Postable
$this->save();
}
return $cached;
return $this->renderHTML($cached);
}
function getSource(): string

9
Web/Presenters/ImagesProxyPresenter.php
View file

@ -26,7 +26,14 @@ final class ImagesProxyPresenter extends OpenVKPresenter
public function renderIndex(): void
{
$url = base64_decode($this->requestParam("url"));
$this->assertUserLoggedIn();
$url = $this->requestParam("url");
if (OPENVK_ROOT_CONF["openvk"]["preferences"]["imagesProxy"]["settings"]["base64_decode_url"]) {
$url = base64_decode($url);
}
$url = OPENVK_ROOT_CONF["openvk"]["preferences"]["imagesProxy"]["settings"]["url_prefix"] . $url;
if (!$url || !filter_var($url, FILTER_VALIDATE_URL)) {
$this->placeholder();
}

5
openvk-example.yml
View file

@ -102,6 +102,11 @@ openvk:
fartscroll: false
testLabel: false
defaultMobileTheme: ""
imagesProxy:
replaceInNotes: true
settings:
url_prefix: ""
base64_decode_url: true
telemetry:
plausible: