[GreatFonBridge] Add new Instagram Viewer Bridge (#3791)

Add a new Instagram Bridge not using Cloudflare DDoS Protection
RSS-Bridge · Nov 7, 2023 · a6310cf · a6310cf
1 parent 84b5ffc
commit a6310cf
Showing 1 changed file with 140 additions and 0 deletions.
diff --git a/bridges/GreatFonBridge.php b/bridges/GreatFonBridge.php
@@ -0,0 +1,140 @@
+<?php
+
+class GreatFonBridge extends BridgeAbstract
+{
+    const MAINTAINER = 'sysadminstory';
+    const NAME = 'GreatFon Bridge';
+    const URI = 'https://greatfon.com/';
+    const INSTAGRAMURI = 'https://www.instagram.com/';
+    const CACHE_TIMEOUT = 3600; // 1h
+    const DESCRIPTION = 'Returns GreatFon (Instagram viewer) content by user';
+
+    const PARAMETERS = [
+        'Username' => [
+            'u' => [
+                'name' => 'username',
+                'type' => 'text',
+                'title' => 'Instagram username you want to follow',
+                'exampleValue' => 'aesoprockwins',
+                'required' => true,
+            ],
+        ]
+    ];
+    const TEST_DETECT_PARAMETERS = [
+        'https://www.instagram.com/instagram/' => ['context' => 'Username', 'u' => 'instagram'],
+        'https://instagram.com/instagram/' => ['context' => 'Username', 'u' => 'instagram'],
+        'https://greatfon.com/v/instagram' => ['context' => 'Username', 'u' => 'instagram'],
+        'https://www.greatfon.com/v/instagram' => ['context' => 'Username', 'u' => 'instagram'],
+    ];
+
+    public function collectData()
+    {
+        $username = $this->getInput('u');
+        $html = getSimpleHTMLDOMCached(self::URI . '/v/' . $username);
+        $html = defaultLinkTo($html, self::URI);
+
+        foreach ($html->find('div[class*=content__item]') as $post) {
+            // Skip the ads
+            if (!str_contains($post->class, 'ads')) {
+                $url = $post->find('a[href^=https://greatfon.com/c/]', 0)->href;
+                $date = $this->parseDate($post->find('div[class=content__time-text]', 0)->plaintext);
+                $description = $post->find('img', 0)->alt;
+                $imageUrl = $post->find('img', 0)->src;
+                $author = $username;
+                $uid = $url;
+                $title = 'Post - ' . $username . ' - ' . $this->descriptionToTitle($description);
+
+                // Checking post type
+                $isVideo = (bool) $post->find('div[class=content__camera]', 0);
+                $videoNote = $isVideo ? '<p><i>(video)</i></p>' : '';
+
+                $this->items[] = [
+                    'uri'        => $url,
+                    'author'     => $author,
+                    'timestamp'  => $date,
+                    'title'      => $title,
+                    'thumbnail'  => $imageUrl,
+                    'enclosures' => [$imageUrl],
+                    'content'    => <<<HTML
+<a href="{$url}">
+        <img loading="lazy" src="{$imageUrl}" alt="{$description}"/>
+</a>
+{$videoNote}
+<p>{$description}<p>
+HTML,
+                    'uid' => $uid
+                ];
+            }
+        }
+    }
+
+    private function parseDate($content)
+    {
+        // Parse date, and transform the date into a timetamp, even in a case of a relative date
+        $date = date_create();
+
+        // Content trimmed to be sure that the "article" is at the beginning of the string and remove "ago" to make it a valid PHP date interval
+        $dateString = trim(str_replace(' ago', '', $content));
+
+        // Replace the article "an" or "a" by the number "1" to be a valid PHP date interval
+        $dateString = preg_replace('/^((an|a) )/m', '1 ', $dateString);
+
+        $relativeDate = date_interval_create_from_date_string($dateString);
+        if ($relativeDate) {
+            date_sub($date, $relativeDate);
+            // As the relative interval has the precision of a day for date older than 24 hours, we can remove the hour of the date, as it is not relevant
+            date_time_set($date, 0, 0, 0, 0);
+        } else {
+            $this->logger->info(sprintf('Unable to parse date string: %s', $dateString));
+        }
+        return date_format($date, 'r');
+    }
+
+    public function getURI()
+    {
+        if (!is_null($this->getInput('u'))) {
+            return urljoin(self::URI, '/v/' . $this->getInput('u'));
+        }
+
+        return parent::getURI();
+    }
+
+    public function getIcon()
+    {
+        return static::URI . '/images/favicon-hub-3ede543aa6d1225e8dc016ccff6879c8.ico?vsn=d';
+    }
+
+    private function descriptionToTitle($description)
+    {
+        return strlen($description) > 60 ? mb_substr($description, 0, 57) . '...' : $description;
+    }
+
+    public function getName()
+    {
+        if (!is_null($this->getInput('u'))) {
+            return 'Username ' . $this->getInput('u') . ' - GreatFon Bridge';
+        }
+        return parent::getName();
+    }
+
+    public function detectParameters($url)
+    {
+        $regex = '/^http(s|):\/\/((www\.|)(instagram.com)\/([a-zA-Z0-9_\.]{1,30})(\/reels\/|\/tagged\/|\/|)|(www\.|)(greatfon.com)\/v\/([a-zA-Z0-9_\.]{1,30}))/';
+        if (preg_match($regex, $url, $matches) > 0) {
+            $params['context'] = 'Username';
+            // Extract detected domain using the regex
+            $domain = $matches[8] ?? $matches[4];
+            if ($domain == 'greatfon.com') {
+                $params['u'] = $matches[9];
+                return $params;
+            } elseif ($domain == 'instagram.com') {
+                $params['u'] = $matches[5];
+                return $params;
+            } else {
+                return null;
+            }
+        } else {
+            return null;
+        }
+    }
+}