[MangaDexBridge] Add new bridge

bridges/MangaDexBridge.php

@@ -0,0 +1,156 @@
+<?php
+class MangaDexBridge extends BridgeAbstract {
+	const MAINTAINER = 'Yaman Qalieh';
+	const NAME = 'MangaDex Bridge';
+	const URI = 'https://mangadex.org/';
+	const API_ROOT = 'https://api.mangadex.org/';
+	const DESCRIPTION = 'Returns MangaDex items using the API';
+	const CACHE_TIMEOUT = 0;
+
+	const PARAMETERS = array(
+		'global' => array(
+			'limit' => array(
+				'name' => 'Item Limit',
+				'type' => 'number',
+				'defaultValue' => 10,
+				'required' => true
+			),
+			'lang' => array(
+				'name' => 'Chapter Languages',
+				'title' => 'two-letter language codes, separated by just ","',
+				'defaultValue' => 'en',
+				'required' => false
+			),
+		),
+		'Title Chapters' => array(
+			'url' => array(
+				'name' => 'URL to title page',
+				'exampleValue' => 'https://mangadex.org/title/f9c33607-9180-4ba6-b85c-e4b5faee7192/official-test-manga',
+				'required' => true
+			)
+		)
+	);
+
+	const TITLE_REGEX = '#title/(?<uuid>[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12})#';
+
+	protected $feedName = '';
+
+	protected function buildArrayQuery($name, $array) {
+		$query = '';
+		foreach($array as $item) {
+			$query .= '&' . $name . '=' . $item;
+		}
+		return $query;
+	}
+
+	protected function getAPI() {
+		$params = array(
+			'limit' => $this->getInput('limit')
+		);
+
+		$array_params = array();
+		if (!empty($this->getInput('lang'))) {
+			$array_params['translatedLanguage[]'] = explode(',', $this->getInput('lang'));
+		}
+
+		switch($this->queriedContext) {
+		case 'Title Chapters':
+			preg_match(self::TITLE_REGEX, $this->getInput('url'), $matches)
+				or returnClientError('Invalid URL Parameter');
+			$params['order[updatedAt]'] = 'desc';
+			$array_params['includes[]'] = array('manga', 'scanlation_group', 'user');
+			$uri = self::API_ROOT . 'manga/' . $matches['uuid'] . '/feed';
+			break;
+		default:
+			returnServerError('Unimplemented Context (getAPI)');
+		}
+
+		$uri .= '?' . http_build_query($params);
+
+		// Arrays are passed as repeated keys to MangaDex
+		// This cannot be handled by http_build_query
+		foreach($array_params as $name => $array_param) {
+			$uri .= $this->buildArrayQuery($name, $array_param);
+		}
+
+		return $uri;
+
+	}
+
+	public function getName() {
+		switch($this->queriedContext) {
+		case 'Title Chapters':
+			return $this->feedName . ' Chapters';
+		default:
+			return parent::getName();
+		}
+	}
+
+	public function collectData() {
+		$api_uri = $this->getApi();
+		$header = array(
+			'Content-Type: application/json'
+		);
+		$content = json_decode(getContents($api_uri, $header), true);
+		if ($content['result'] == 'ok') {
+			$content = $content['data'];
+		} else {
+			returnServerError('Could not retrieve API results');
+		}
+
+		switch($this->queriedContext) {
+		case 'Title Chapters':
+			$this->getChapters($content);
+			break;
+		default:
+			returnServerError('Unimplemented Context (collectData)');
+		}
+	}
+
+	protected function getChapters($content) {
+		foreach($content as $chapter) {
+			$item = array();
+			$item['uid'] = $chapter['id'];
+			$item['uri'] = self::URI . 'chapter/' . $chapter['id'];
+
+			// Preceding space accounts for Manga title added later
+			$item['title'] = ' Chapter ' . $chapter['attributes']['chapter'];
+			if (!empty($chapter['attributes']['title'])) {
+				$item['title'] .= ' - ' . $chapter['attributes']['title'];
+			}
+			$item['title'] .= ' [' . $chapter['attributes']['translatedLanguage'] . ']';
+
+			$item['timestamp'] = $chapter['attributes']['updatedAt'];
+
+			$groups = array();
+			$users = array();
+			foreach($chapter['relationships'] as $rel) {
+				switch($rel['type']) {
+				case 'scanlation_group':
+					$groups[] = $rel['attributes']['name'];
+					break;
+				case 'manga':
+					if (empty($this->feedName)) {
+						$this->feedName = reset($rel['attributes']['title']);
+					}
+					$item['title'] = reset($rel['attributes']['title']) . $item['title'];
+					break;
+				case 'user':
+					if (isset($item['author'])) {
+						$users[] = $rel['attributes']['username'];
+					} else {
+						$item['author'] = $rel['attributes']['username'];
+					}
+					break;
+				}
+			}
+			$item['content'] = 'Groups: ' .
+							 (empty($groups) ? 'No Group' : implode(', ', $groups));
+			if (!empty($users)) {
+				$item['content'] .= '<br>Other Users: ' . implode(', ', $users);
+			}
+
+			$this->items[] = $item;
+		}
+	}
+}