[ZDFMediathekBridge] add bridge (#4672)

* Add ZDFMediathekBridge

* Declare strict types = 1

bridges/ZDFMediathekBridge.php

@@ -0,0 +1,72 @@
+<?php
+
+declare(strict_types=1);
+
+class ZDFMediathekBridge extends BridgeAbstract
+{
+    const NAME = 'ZDF-Mediathek Bridge';
+    const URI = 'https://www.zdf.de/';
+    const DESCRIPTION = 'Feed of any show,series,documentary etc. in the ZDF-Mediathek, specified by its path';
+    const MAINTAINER = 'nabakolu';
+    const PARAMETERS = [
+    [
+      'path' => [
+        'name' => 'ZDF Show URL',
+        'type' => 'text',
+        'required' => true,
+        'exampleValue' => 'https://www.zdf.de/magazine/zdfheute-live-102'
+      ]
+    ]
+    ];
+
+    public function collectData()
+    {
+        $url = $this->getInput('path');
+        $data = $this->getJSON($url);
+
+        foreach ($data['value']['data']['smartCollectionByCanonical']['seasons']['nodes'][0]['episodes']['nodes'] as $episode_node) {
+            $item = [];
+            $item['title'] = $episode_node['title'];
+            $item['timestamp'] = strtotime($episode_node['editorialDate']);
+            $item['uri'] = $episode_node['sharingUrl'];
+            $item['uid'] = $episode_node['id'];
+
+            $description = $episode_node['teaser']['description'];
+            $image = $episode_node['teaser']['imageWithoutLogo']['layouts']['dim1920X1080'];
+            $image_desc = $episode_node['teaser']['imageWithoutLogo']['altText'];
+
+            $item['content'] = "<img src='{$image}' alt='$image_desc' /><p>{$description}</p>";
+
+            $this->items[] = $item;
+        }
+    }
+
+    private function getJSON($url)
+    {
+        $html = getContents($url);
+
+      // Find all <script> tags in the HTML content
+        preg_match_all('/<script.*?>(.*?)<\/script>/is', $html, $script_matches);
+
+      // Contains json data
+        $data = null;
+
+        foreach ($script_matches[1] as $script_content) {
+            if (strpos($script_content, 'self.__next_f.push([1,"{') === 0) {
+                // Strip the 'self.__next_f.push([1,"{'
+                $json_string = substr($script_content, 23);
+
+                // Strip the trailing '"])'
+                $json_string = substr($json_string, 0, -3);
+
+                // Unescape \" and \\
+                $json_string = stripslashes($json_string);
+
+                $data = json_decode($json_string, true);
+
+                break;
+            }
+        }
+        return $data;
+    }
+}