[MastodonBridge] Add new bridge (#1178)

bridges/MastodonBridge.php

@@ -0,0 +1,89 @@
+<?php
+
+class MastodonBridge extends FeedExpander {
+
+	const MAINTAINER = 'husim0';
+	const NAME = 'Mastodon Bridge';
+	const CACHE_TIMEOUT = 900; // 15mn
+	const DESCRIPTION = 'Returns toots';
+	const URI = 'https://mastodon.social';
+
+	const PARAMETERS = array(array(
+		'canusername' => array(
+			'name' => 'Canonical username (ex : @sebsauvage@framapiaf.org)',
+			'required' => true,
+		),
+		'norep' => array(
+			'name' => 'Without replies',
+			'type' => 'checkbox',
+			'title' => 'Only return initial toots'
+		),
+		'noboost' => array(
+			'name' => 'Without boosts',
+			'required' => false,
+			'type' => 'checkbox',
+			'title' => 'Hide boosts'
+			)
+		));
+
+	public function getName(){
+		switch($this->queriedContext) {
+		case 'By username':
+			return $this->getInput('canusername');
+		default: return parent::getName();
+		}
+	}
+
+	protected function parseItem($newItem){
+		$item = parent::parseItem($newItem);
+
+		$content = str_get_html($item['content']);
+		$title = str_get_html($item['title']);
+
+		$item['title'] = $content->plaintext;
+
+		if(strlen($item['title']) > 75) {
+			$item['title'] = substr($item['title'], 0, strpos(wordwrap($item['title'], 75), "\n")) . '...';
+		}
+
+		if(strpos($title, 'shared a status by') !== false) {
+			if($this->getInput('noboost')) {
+				return null;
+			}
+
+			preg_match('/shared a status by (\S{0,})/', $title, $matches);
+			$item['title'] = 'Boost ' . $matches[1] . ' ' . $item['title'];
+			$item['author'] = $matches[1];
+		} else {
+			$item['author'] = $this->getInput('canusername');
+		}
+
+		// Check if it's a initial toot or a response
+		if($this->getInput('norep') && preg_match('/^@.+/', trim($content->plaintext))) {
+			return null;
+		}
+
+		return $item;
+	}
+
+	private function getInstance(){
+		preg_match('/^@[a-zA-Z0-9_]+@(.+)/', $this->getInput('canusername'), $matches);
+		return $matches[1];
+	}
+
+	private function getUsername(){
+		preg_match('/^@([a-zA-Z_0-9_]+)@.+/', $this->getInput('canusername'), $matches);
+		return $matches[1];
+	}
+
+	public function getURI(){
+		if($this->getInput('canusername'))
+			return 'https://' . $this->getInstance() . '/users/' . $this->getUsername() . '.atom';
+
+		return parent::getURI();
+	}
+
+	public function collectData(){
+		return $this->collectExpandableDatas($this->getURI());
+	}
+}