[Gab] feat: add new bridge GabBridge (#2920)

bridges/GabBridge.php

@@ -0,0 +1,57 @@
+<?php
+
+final class GabBridge extends BridgeAbstract
+{
+    const NAME = 'Gab';
+    const URI = 'https://gab.com/';
+    const DESCRIPTION = 'Gab is an American alt-tech microblogging and social networking service';
+    const MAINTAINER = 'dvikan';
+    const PARAMETERS = [
+        [
+            'username' => [
+                'name' => 'username',
+                'type' => 'text',
+                'defaultValue' => 'realdonaldtrump',
+            ],
+        ]
+    ];
+
+    public function collectData()
+    {
+        $username = $this->getUsername();
+        $response = json_decode(getContents(sprintf('https://gab.com/api/v1/account_by_username/%s', $username)));
+        $id = $response->id;
+        $gabs = json_decode(getContents(sprintf('https://gab.com/api/v1/accounts/%s/statuses?exclude_replies=true', $id)));
+        foreach ($gabs as $gab) {
+            if ($gab->reblog) {
+                continue;
+            }
+            $this->items[] = [
+                'title' => $gab->content ?: 'Untitled',
+                'author' => $username,
+                'uri' => $gab->url ?? sprintf('https://gab.com/%s', $username),
+                'content' => $gab->content,
+                'timestamp' => (new \DateTime($gab->created_at))->getTimestamp(),
+            ];
+        }
+    }
+
+    public function getName()
+    {
+        return 'Gab - ' . $this->getUsername();
+    }
+
+    public function getURI()
+    {
+        return 'https://gab.com/' . $this->getUsername();
+    }
+
+    private function getUsername(): string
+    {
+        $username = ltrim($this->getInput('username') ?? '', '@');
+        if (preg_match('#https?://gab\.com/(\w+)#', $username, $m)) {
+            return $m[1];
+        }
+        return $username;
+    }
+}

lib/FeedItem.php

@@ -207,7 +207,7 @@ class FeedItem
         if (!is_string($title)) {
             Debug::log('Title must be a string!');
         } else {
-            $this->title = trim($title);
+            $this->title = truncate(trim($title));
         }
 
         return $this;

lib/html.php

@@ -50,6 +50,15 @@ function raw(string $s): string
     return $s;
 }
 
+function truncate(string $s, int $length = 150, $marker = '...'): string
+{
+    $s = trim($s);
+    if (mb_strlen($s) <= $length) {
+        return $s;
+    }
+    return mb_substr($s, 0, $length) . $marker;
+}
+
 /**
  * Removes unwanted tags from a given HTML text.
  *

tests/UtilsTest.php

@@ -0,0 +1,19 @@
+<?php
+
+declare(strict_types=1);
+
+namespace RssBridge\Tests;
+
+use PHPUnit\Framework\TestCase;
+
+final class UtilsTest extends TestCase
+{
+    public function testTruncate()
+    {
+        $this->assertSame('f...', truncate('foo', 1));
+        $this->assertSame('fo...', truncate('foo', 2));
+        $this->assertSame('foo', truncate('foo', 3));
+        $this->assertSame('foo', truncate('foo', 4));
+        $this->assertSame('fo[...]', truncate('foo', 2, '[...]'));
+    }
+}