rss-bridge/bridges/PatreonBridge.php

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<?php
class PatreonBridge extends BridgeAbstract
{
const NAME = 'Patreon Bridge';
const URI = 'https://www.patreon.com/';
const CACHE_TIMEOUT = 300; // 5min
const DESCRIPTION = 'Returns posts by creators on Patreon';
const MAINTAINER = 'Roliga, mruac';
const PARAMETERS = [[
'creator' => [
'name' => 'Creator',
'type' => 'text',
'required' => true,
'exampleValue' => 'user?u=13425451',
'title' => 'Creator name as seen in their page URL'
]
]];
public function collectData()
{
$url = $this->getURI();
$html = getSimpleHTMLDOMCached($url);
$regex = '#/api/campaigns/([0-9]+)#';
if (preg_match($regex, $html->save(), $matches) > 0) {
$campaign_id = $matches[1];
} else {
returnServerError('Could not find campaign ID');
}
$query = [
'include' => implode(',', [
'user',
'attachments',
'user_defined_tags',
//'campaign',
'poll.choices',
//'poll.current_user_responses.user',
//'poll.current_user_responses.choice',
//'poll.current_user_responses.poll',
//'access_rules.tier.null',
'images.null',
'audio.null',
// 'user.null',
'attachments.null',
'audio_preview.null',
'poll.choices.null'
// 'poll.current_user_responses.null'
]),
'fields' => [
'post' => implode(',', [
//'change_visibility_at',
//'comment_count',
'content',
//'current_user_can_delete',
//'current_user_can_view',
//'current_user_has_liked',
'embed',
'image',
//'is_paid',
//'like_count',
//'min_cents_pledged_to_view',
//'patreon_url',
//'patron_count',
//'pledge_url',
// 'post_file',
// 'post_metadata',
'post_type',
'published_at',
'teaser_text',
//'thumbnail_url',
'title',
//'upgrade_url',
'url',
//'was_posted_by_campaign_owner'
// 'content_teaser_text',
// 'current_user_can_report',
'thumbnail',
// 'video_preview'
]),
'user' => implode(',', [
//'image_url',
'full_name',
//'url'
]),
'media' => implode(',', [
'id',
'image_urls',
'download_url',
'metadata',
'file_name',
'mimetype',
'size_bytes'
])
],
'filter' => [
'contains_exclusive_posts' => true,
'is_draft' => false,
'campaign_id' => $campaign_id
],
'sort' => '-published_at'
];
$posts = $this->apiGet('posts', $query);
foreach ($posts->data as $post) {
$item = [
'uri' => $post->attributes->url,
'title' => $post->attributes->title,
'timestamp' => $post->attributes->published_at,
'content' => '',
'uid' => 'patreon.com/' . $post->id
];
$user = $this->findInclude(
$posts,
'user',
$post->relationships->user->data->id
)->attributes;
$item['author'] = $user->full_name;
//image, video, audio, link (featured post content)
switch ($post->attributes->post_type) {
case 'audio_file':
//check if download_url is null before assigning $audio
$id = $post->relationships->audio->data->id ?? null;
if (isset($id)) {
$audio = $this->findInclude($posts, 'media', $id)->attributes ?? null;
}
if (!isset($audio->download_url)) { //if not unlocked
$id = $post->relationships->audio_preview->data->id ?? null;
if (isset($id)) {
$audio = $this->findInclude($posts, 'media', $id)->attributes ?? null;
}
}
$thumbnail = $post->attributes->thumbnail->large ?? null;
$thumbnail = $thumbnail ?? $post->attributes->thumbnail->url ?? null;
$thumbnail = $thumbnail ?? $post->attributes->image->thumb_url ?? null;
$thumbnail = $thumbnail ?? $post->attributes->image->url ?? null;
$audio_filename = $audio->file_name ?? $item['title'];
$download_url = $audio->download_url ?? $item['uri'];
$item['content'] .= "<p><a href\"{$download_url}\"><img src=\"{$thumbnail}\"><br/>🎧 {$audio_filename}</a><br/>";
if ($download_url !== $item['uri']) {
$item['enclosures'][] = $download_url;
$item['content'] .= "<audio controls src=\"{$download_url}\"></audio>";
}
$item['content'] .= '</p>';
break;
case 'video_embed':
$thumbnail = $post->attributes->thumbnail->large ?? null;
$thumbnail = $thumbnail ?? $post->attributes->thumbnail->url ?? null;
$thumbnail = $thumbnail ?? $post->attributes->image->thumb_url ?? null;
$thumbnail = $thumbnail ?? $post->attributes->image->url ?? null;
$item['content'] .= "<p><a href=\"{$item['uri']}\">🎬 {$item['title']}<br><img src=\"{$thumbnail}\"></a></p>";
break;
case 'video_external_file':
$thumbnail = $post->attributes->thumbnail->large ?? null;
$thumbnail = $thumbnail ?? $post->attributes->thumbnail->url ?? null;
$thumbnail = $thumbnail ?? $post->attributes->image->thumb_url ?? null;
$thumbnail = $thumbnail ?? $post->attributes->image->url ?? null;
$item['content'] .= "<p><a href=\"{$item['uri']}\">🎬 {$item['title']}<br><img src=\"{$thumbnail}\"></a></p>";
break;
case 'image_file':
$item['content'] .= '<p>';
foreach ($post->relationships->images->data as $key => $image) {
$image = $this->findInclude($posts, 'media', $image->id)->attributes;
$image_fullres = $image->download_url ?? $image->image_urls->url ?? $image->image_urls->original ?? null;
$filename = $image->file_name ?? '';
$image_url = $image->image_urls->url ?? $image->image_urls->original ?? null;
$item['enclosures'][] = $image_fullres;
$item['content'] .= "<a href=\"{$image_fullres}\">{$filename}<br/><img src=\"{$image_url}\"></a><br/><br/>";
}
$item['content'] .= '</p>';
break;
case 'link':
//make it locked safe
if (isset($post->attributes->embed)) {
$embed = $post->attributes->embed;
$thumbnail = $post->attributes->image->large_url ?? $post->attributes->image->thumb_url ?? $post->attributes->image->url;
$item['content'] .= '<p><table>';
$item['content'] .= "<tr><td><a href=\"{$embed->url}\"><img src=\"{$thumbnail}\"></a></td></tr>";
$item['content'] .= "<tr><td><b>{$embed->subject}</b></td></tr>";
$item['content'] .= "<tr><td>{$embed->description}</td></tr>";
$item['content'] .= '</table></p><hr/>';
}
break;
}
//content of the post
if (isset($post->attributes->content)) {
$item['content'] .= $post->attributes->content;
} elseif (isset($post->attributes->teaser_text)) {
$item['content'] .= '<p>'
. $post->attributes->teaser_text;
if (strlen($post->attributes->teaser_text) === 140) {
$item['content'] .= '…';
}
$item['content'] .= '</p>';
}
//post tags
if (isset($post->relationships->user_defined_tags)) {
$item['categories'] = [];
foreach ($post->relationships->user_defined_tags->data as $tag) {
$attrs = $this->findInclude($posts, 'post_tag', $tag->id)->attributes;
$item['categories'][] = $attrs->value;
}
}
//poll
if (isset($post->relationships->poll->data)) {
$poll = $this->findInclude($posts, 'poll', $post->relationships->poll->data->id);
$item['content'] .= "<p><table><tr><th><b>Poll: {$poll->attributes->question_text}</b></th></tr>";
foreach ($poll->relationships->choices->data as $key => $poll_option) {
$poll_option = $this->findInclude($posts, 'poll_choice', $poll_option->id);
$poll_option_text = $poll_option->attributes->text_content ?? null;
if (isset($poll_option_text)) {
$item['content'] .= "<tr><td><a href=\"{$item['uri']}\">{$poll_option_text}</a></td></tr>";
}
}
$item['content'] .= '</table></p>';
}
//post attachments
if (
isset($post->relationships->attachments->data) &&
sizeof($post->relationships->attachments->data) > 0
) {
$item['enclosures'] = [];
$item['content'] .= '<hr><p><b>Attachments:</b><ul>';
foreach ($post->relationships->attachments->data as $attachment) {
$attrs = $this->findInclude($posts, 'attachment', $attachment->id)->attributes;
$filename = $attrs->name;
$n = strrpos($filename, '.');
$ext = ($n === false) ? '' : substr($filename, $n);
$item['enclosures'][] = $attrs->url . '#' . $ext;
$item['content'] .= '<li><a href="' . $attrs->url . '">' . $filename . '</a></li>';
}
$item['content'] .= '</ul></p>';
}
$this->items[] = $item;
}
}
/*
* Searches the "included" array in an API response and returns the result for the first match.
* A result will include attributes containing further details of the included object
* (e.g. an audio object), and an optional relationships object that links to more "included"
* objects. (e.g. a poll object with related poll_choice(s))
*/
private function findInclude($data, $type, $id)
{
foreach ($data->included as $include) {
if ($include->type === $type && $include->id === $id) {
return $include;
}
}
}
private function apiGet($endpoint, $query_data = [])
{
$query_data['json-api-version'] = 1.0;
$query_data['json-api-use-default-includes'] = 0;
$url = 'https://www.patreon.com/api/'
. $endpoint
. '?'
. http_build_query($query_data);
/*
* Accept-Language header and the CURL cipher list are for bypassing the
* Cloudflare anti-bot protection on the Patreon API. If this ever breaks,
* here are some other project that also deal with this:
* https://github.com/mikf/gallery-dl/issues/342
* https://github.com/daemionfox/patreon-feed/issues/7
* https://www.patreondevelopers.com/t/api-returning-cloudflare-challenge/2025
* https://github.com/splitbrain/patreon-rss/issues/4
*/
$header = [
'Accept-Language: en-US',
'Content-Type: application/json'
];
$opts = [
CURLOPT_SSL_CIPHER_LIST => implode(':', [
'DEFAULT',
'!DHE-RSA-CHACHA20-POLY1305'
])
];
$data = json_decode(getContents($url, $header, $opts));
return $data;
}
public function getName()
{
if (!is_null($this->getInput('creator'))) {
$html = getSimpleHTMLDOMCached($this->getURI());
if ($html) {
preg_match('#"name": "(.*)"#', $html->save(), $matches);
return 'Patreon posts from ' . stripcslashes($matches[1]);
} else {
return $this->getInput('creator') . 'posts from Patreon';
}
}
return parent::getName();
}
public function getURI()
{
if (!is_null($this->getInput('creator'))) {
return self::URI . $this->getInput('creator');
}
return parent::getURI();
}
public function detectParameters($url)
{
$params = [];
// Matches e.g. https://www.patreon.com/SomeCreator
$regex = '/^(https?:\/\/)?(www\.)?patreon\.com\/([^\/&?\n]+)/';
if (preg_match($regex, $url, $matches) > 0) {
$params['creator'] = urldecode($matches[3]);
return $params;
}
return null;
}
}