From e76ddf9192ab99c6ceb08c0865ecad27ecb1f7ce Mon Sep 17 00:00:00 2001
From: Korytov Pavel <thexcloud@gmail.com>
Date: Mon, 23 Jan 2023 21:22:13 +0300
Subject: [PATCH] [TldrTechBridge] Add bridge (#3222)

* [TldrTechBridge] Add bridge

* [TldrTechBridge] Fix lint

* [TldrTechBridge] Fix lint
---
 bridges/TldrTechBridge.php | 99 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 bridges/TldrTechBridge.php

diff --git a/bridges/TldrTechBridge.php b/bridges/TldrTechBridge.php
new file mode 100644
index 00000000..0017bef3
--- /dev/null
+++ b/bridges/TldrTechBridge.php
@@ -0,0 +1,99 @@
+<?php
+
+class TldrTechBridge extends BridgeAbstract
+{
+    const MAINTAINER = 'sqrtminusone';
+    const NAME = 'TLDR Tech Newsletter Bridge';
+    const URI = 'https://tldr.tech/';
+
+    const CACHE_TIMEOUT = 3600; // 1 hour
+    const DESCRIPTION = 'Return newsletter articles from TLDR Tech';
+
+    const PARAMETERS = [
+        '' => [
+            'limit' => [
+                'name' => 'Maximum number of articles to return',
+                'type' => 'number',
+                'required' => true,
+                'defaultValue' => 10
+            ],
+            'topic' => [
+                'name' => 'Topic',
+                'type' => 'list',
+                'values' => [
+                    'Tech' => 'tech',
+                    'Crypto' => 'crypto',
+                ],
+                'defaultValue' => 'tech'
+            ]
+        ]
+    ];
+
+    public function collectData()
+    {
+        $html = getSimpleHTMLDOM(self::URI . $this->getInput('topic') . '/archives');
+        $entries_root = $html->find('div.content-center.mt-5', 0);
+        $added = 0;
+        foreach ($entries_root->children() as $child) {
+            if ($child->tag != 'a') {
+                continue;
+            }
+            // Convert /<topic>/2023-01-01 to unix timestamp
+            $date_items = explode('/', $child->href);
+            $date = strtotime(end($date_items));
+            $this->items[] = [
+                'uri' => self::URI . $child->href,
+                'title' => $child->plaintext,
+                'timestamp' => $date,
+                'content' => $this->parseEntry(self::URI . $child->href)
+            ];
+            $added++;
+            if ($added >= $this->getInput('limit')) {
+                break;
+            }
+        }
+    }
+
+    private function parseEntry($uri)
+    {
+        $html = getSimpleHTMLDOM($uri);
+        $content = $html->find('div.content-center.mt-5', 0);
+        $subscribe_form = $content->find('div.mt-5 > div > form', 0);
+        if ($subscribe_form) {
+            $content->removeChild($subscribe_form->parent->parent);
+        }
+        $privacy_link = $content->find("a[href='/privacy']", 0);
+        if ($privacy_link) {
+            $content->removeChild($privacy_link->parent->parent);
+        }
+        $headers = $content->find('h6.text-center.font-bold');
+        foreach ($headers as $header) {
+            $elem = $html->createElement('h3', $header->parent->plaintext);
+            $elem->style = 'margin-top: 1.2em; margin-bottom: 0.5em;';
+            $header_root = $header->parent;
+            foreach ($header_root->children() as $child) {
+                $header_root->removeChild($child);
+            }
+            $header_root->appendChild($elem);
+        }
+
+        foreach ($content->find('a.font-bold') as $a) {
+            $a->removeAttribute('class');
+            $elem = $html->createElement('b', $a->plaintext);
+            $a->removeChild($a->firstChild());
+            $a->appendChild($elem);
+        }
+        foreach ($content->children() as $child) {
+            if ($child->tag != 'div') {
+                continue;
+            }
+            foreach ($child->children() as $grandchild) {
+                if ($grandchild->tag == 'div') {
+                    $grandchild->style = 'margin-bottom: 12px;';
+                }
+            }
+        }
+
+        return $content->innertext;
+    }
+}