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[link scan] intercept search box inputs

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This commit is contained in:
Shish 2024-01-16 12:08:03 +00:00
parent 5a9e6f2638
commit b1940ca919
3 changed files with 44 additions and 26 deletions
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1
ext/link_scan/info.php
View file

@ -14,4 +14,5 @@ class LinkScanInfo extends ExtensionInfo
public array $authors = self::SHISH_AUTHOR;
public string $license = self::LICENSE_GPLV2;
public string $description = "Find posts that are referenced in a block of text";
public ?string $documentation = "With this extension enabled, you can paste a block of text into the search field, and the code will scan the text for URLs referencing the site, and show them as search results";
}

48
ext/link_scan/main.php
View file

@ -6,34 +6,38 @@ namespace Shimmie2;
class LinkScan extends Extension
{
/** @var LinkScanTheme */
protected Themelet $theme;
public function onAdminBuilding(AdminBuildingEvent $event): void
public function get_priority(): int
{
$this->theme->display_form();
return 10; // be able to intercept post/list
}
public function onAdminAction(AdminActionEvent $event): void
public function onPageRequest(PageRequestEvent $event): void
{
global $page;
if($event->action == "link_scan") {
$text = $_POST['text'];
$ids = [];
global $config, $page;
$matches = [];
preg_match_all("/post\/view\/(\d+)/", $text, $matches);
foreach($matches[1] as $match) {
$ids[] = $match;
if ($event->page_matches("post/list") && isset($_GET['search'])) {
$trigger = $config->get_string("link_scan_trigger", "https?://");
if (preg_match("#.*{$trigger}.*#", $_GET['search'])) {
$ids = $this->scan($_GET['search']);
$page->set_mode(PageMode::REDIRECT);
$page->set_redirect(search_link(["id=".implode(",", $ids)]));
$event->stop_processing = true;
}
preg_match_all("/\b([0-9a-fA-F]{32})\b/", $text, $matches);
foreach($matches[1] as $match) {
$ids[] = Image::by_hash($match)->id;
}
$event->redirect = false;
$page->set_mode(PageMode::REDIRECT);
$page->set_redirect(search_link(["id=".implode(",", $ids)]));
}
}
private function scan(string $text): array
{
$ids = [];
$matches = [];
preg_match_all("/post\/view\/(\d+)/", $text, $matches);
foreach($matches[1] as $match) {
$ids[] = $match;
}
preg_match_all("/\b([0-9a-fA-F]{32})\b/", $text, $matches);
foreach($matches[1] as $match) {
$ids[] = Image::by_hash($match)->id;
}
return array_unique($ids);
}
}

21
ext/link_scan/test.php
View file

@ -12,12 +12,12 @@ class LinkScanTest extends ShimmiePHPUnitTestCase
$image_id_1 = $this->post_image("tests/pbx_screenshot.jpg", "TeStCase");
$image_id_2 = $this->post_image("tests/favicon.png", "TeStCase");
$_POST['text'] = "
$text = "
Look at http://example.com/post/view/{$image_id_1} there is an image
http://example.com/post/view/{$image_id_2} is another one
";
send_event(new AdminActionEvent("link_scan"));
$page = $this->get_page("post/list", ["search" => $text]);
$this->assertEquals(PageMode::REDIRECT, $page->mode);
$this->assertEquals("/test/post/list/id%3D{$image_id_1}%2C{$image_id_2}/1", $page->redirect);
@ -29,12 +29,25 @@ class LinkScanTest extends ShimmiePHPUnitTestCase
$image_id_1 = $this->post_image("tests/pbx_screenshot.jpg", "TeStCase");
$image_id_2 = $this->post_image("tests/favicon.png", "TeStCase");
$_POST['text'] = "
$text = "
Look at http://example.com/_images/feb01bab5698a11dd87416724c7a89e3/foobar.jpg
there is an image or search for e106ea2983e1b77f11e00c0c54e53805";
send_event(new AdminActionEvent("link_scan"));
$page = $this->get_page("post/list", ["search" => $text]);
$this->assertEquals(PageMode::REDIRECT, $page->mode);
$this->assertEquals("/test/post/list/id%3D{$image_id_1}%2C{$image_id_2}/1", $page->redirect);
}
public function testNotTriggered(): void
{
global $page;
$this->post_image("tests/pbx_screenshot.jpg", "TeStCase");
$this->post_image("tests/favicon.png", "TeStCase");
$text = "Look at feb01bab5698a11dd87416724c7a89e3/foobar.jpg";
$page = $this->get_page("post/list", ["search" => $text]);
$this->assertEquals(PageMode::REDIRECT, $page->mode);
$this->assertEquals("/test/post/list/at%20feb01bab5698a11dd87416724c7a89e3%2Ffoobar.jpg%20Look/1", $page->redirect);
}
}