From 4787eb3799a51b3d070d8a85f937116009a87552 Mon Sep 17 00:00:00 2001
From: Yaman Qalieh <ybq987@gmail.com>
Date: Sun, 5 Jun 2022 14:40:43 -0400
Subject: [PATCH] [WordPressMadaraBridge] Add Bridge (#2782)

---
 bridges/WordPressMadaraBridge.php | 133 ++++++++++++++++++++++++++++++
 1 file changed, 133 insertions(+)
 create mode 100644 bridges/WordPressMadaraBridge.php

diff --git a/bridges/WordPressMadaraBridge.php b/bridges/WordPressMadaraBridge.php
new file mode 100644
index 00000000..2bab775b
--- /dev/null
+++ b/bridges/WordPressMadaraBridge.php
@@ -0,0 +1,133 @@
+<?php
+/**
+ * This bridge currently parses only chapter lists, but it can be further
+ * extended to extract a list of manga titles using the implementation in this
+ * project as a reference: https://github.com/manga-download/hakuneko
+*/
+class WordPressMadaraBridge extends BridgeAbstract {
+	const URI = 'https://live.mangabooth.com/';
+	const MAINTAINER = 'Yaman Qalieh';
+	const NAME = 'WordPress Madara';
+	const DESCRIPTION = 'Returns latest chapters published through the Madara Manga theme.
+The default URI shows the Madara demo page.';
+	const PARAMETERS = array(
+		'Manga Chapters' => array(
+			'url' => array(
+				'name' => 'Manga URL',
+				'exampleValue' => 'https://live.mangabooth.com/manga/manga-text-chapter/',
+				'required' => true
+			)
+		)
+	);
+
+	public function getName() {
+		switch($this->queriedContext) {
+		case 'Manga Chapters':
+			$mangaInfo = $this->getMangaInfo($this->getInput('url'));
+			return $mangaInfo['title'];
+		default:
+			return parent::getName();
+		}
+	}
+
+	public function getURI() {
+		return $this->getInput('url') ?? self::URI;
+	}
+
+	public function collectData() {
+		$html = $this->queryAjaxChapters();
+
+		// Check if the list subcategorizes by volume
+		$volumes = $html->find('ul.volumns', 0);
+		if ($volumes) {
+			$this->parseVolumes($volumes);
+		} else {
+			$this->parseChapterList($html, null);
+		}
+	}
+
+	protected function queryAjaxChaptersNew() {
+		$uri = rtrim($this->getInput('url'), '/') . '/ajax/chapters/';
+		$headers = array();
+		$opts = array(CURLOPT_POST => 1);
+		return str_get_html(getContents($uri, $headers, $opts));
+	}
+
+	protected function queryAjaxChaptersOld() {
+		$mangaInfo = $this->getMangaInfo($this->getInput('url'));
+		$uri = rtrim($mangaInfo['root'], '/') . '/wp-admin/admin-ajax.php';
+		$headers = array();
+		$opts = array(CURLOPT_POSTFIELDS => array(
+			'action' => 'manga_get_chapters',
+			'manga' => $mangaInfo['id']
+		));
+		return str_get_html(getContents($uri, $headers, $opts));
+	}
+
+	protected function queryAjaxChapters() {
+		$new = $this->queryAjaxChaptersNew();
+		if ($new->find('.wp-manga-chapter')) {
+			return $new;
+		} else {
+			return $this->queryAjaxChaptersOld();
+		}
+	}
+
+	protected function parseVolumes($volumes) {
+		foreach($volumes->children(-1) as $volume) {
+			$volume_name = trim($volume->find('a.has-child', 0)->plaintext);
+			$this->parseChapterList($volume->find('ul', -1), $volume_name);
+		}
+	}
+
+	protected function parseChapterList($chapters, $volume) {
+		$mangaInfo = $this->getMangaInfo($this->getInput('url'));
+		foreach($chapters->find('li.wp-manga-chapter') as $chap) {
+			$link = $chap->find('a', 0);
+
+			$item = array();
+			$item['title'] = ($volume ?? '') . ' ' . trim($link->plaintext);
+			$item['uri'] = $link->href;
+			$item['uid'] = $link->href;
+			$item['timestamp'] = $chap->find('span.chapter-release-date', 0)->plaintext;
+			$item['author'] = $mangaInfo['author'] ?? null;
+			$item['categories'] = $mangaInfo['categories'] ?? null;
+			$this->items[] = $item;
+		}
+	}
+
+	/**
+	 * Retrieves manga info from cache or title page.
+	 * The returned array contains 'title', 'author', and 'categories' keys for use in feed items.
+	 * The 'id' key contains the manga title id, used for the old ajax api.
+	 * The 'root' key contains the website root.
+	 *
+	 * @param $url
+	 * @return array
+	 */
+	protected function getMangaInfo($url) {
+		$url_cache = 'TitleInfo_' . preg_replace('/[^\w]/', '.', rtrim($url, '/'));
+		$cache = $this->loadCacheValue($url_cache);
+		if (isset($cache)) {
+			return $cache;
+		}
+
+		$info = array();
+		$html = getSimpleHTMLDOMCached($url);
+
+		$info['title'] = html_entity_decode($html->find('*[property=og:title]', 0)->content);
+		$author = $html->find('.author-content', 0);
+		if (!is_null($author))
+			$info['author'] = trim($author->plaintext);
+		$cats = $html->find('.genres-content', 0);
+		if (!is_null($cats))
+			$info['categories'] = explode(', ', trim($cats->plaintext));
+
+		$info['id'] = $html->find('#manga-chapters-holder', 0)->getAttribute('data-id');
+		// It's possible to find this from the input parameters, but it is already available here.
+		$info['root'] = $html->find('a.logo', 0)->href;
+
+		$this->saveCacheValue($url_cache, $info);
+		return $info;
+	}
+}