302 lines
8.4 KiB
PHP
302 lines
8.4 KiB
PHP
<?php
|
|
class TelegramBridge extends BridgeAbstract {
|
|
const NAME = 'Telegram Bridge';
|
|
const URI = 'https://t.me';
|
|
const DESCRIPTION = 'Returns newest posts from a public Telegram channel';
|
|
const MAINTAINER = 'VerifiedJoseph';
|
|
const PARAMETERS = array(array(
|
|
'username' => array(
|
|
'name' => 'Username',
|
|
'type' => 'text',
|
|
'required' => true,
|
|
'exampleValue' => '@telegram',
|
|
)
|
|
)
|
|
);
|
|
|
|
const CACHE_TIMEOUT = 900; // 15 mins
|
|
|
|
private $feedName = '';
|
|
private $enclosures = array();
|
|
private $itemTitle = '';
|
|
|
|
private $backgroundImageRegex = "/background-image:url\('(.*)'\)/";
|
|
|
|
public function collectData() {
|
|
|
|
$html = getSimpleHTMLDOM($this->getURI())
|
|
or returnServerError('Could not request: ' . $this->getURI());
|
|
|
|
$channelTitle = htmlspecialchars_decode(
|
|
$html->find('div.tgme_channel_info_header_title span', 0)->plaintext,
|
|
ENT_QUOTES
|
|
);
|
|
$this->feedName = $channelTitle . ' (@' . $this->processUsername() . ')';
|
|
|
|
foreach($html->find('div.tgme_widget_message_wrap.js-widget_message_wrap') as $index => $messageDiv) {
|
|
$this->itemTitle = '';
|
|
$this->enclosures = array();
|
|
$item = array();
|
|
|
|
$item['uri'] = $this->processUri($messageDiv);
|
|
$item['content'] = $this->processContent($messageDiv);
|
|
$item['title'] = $this->itemTitle;
|
|
$item['timestamp'] = $this->processDate($messageDiv);
|
|
$item['enclosures'] = $this->enclosures;
|
|
$author = trim($messageDiv->find('a.tgme_widget_message_owner_name', 0)->plaintext);
|
|
$item['author'] = html_entity_decode($author, ENT_QUOTES);
|
|
|
|
$this->items[] = $item;
|
|
}
|
|
$this->items = array_reverse($this->items);
|
|
}
|
|
|
|
public function getURI() {
|
|
|
|
if (!is_null($this->getInput('username'))) {
|
|
return self::URI . '/s/' . $this->processUsername();
|
|
}
|
|
|
|
return parent::getURI();
|
|
}
|
|
|
|
public function getName() {
|
|
|
|
if (!empty($this->feedName)) {
|
|
return $this->feedName . ' - Telegram';
|
|
}
|
|
|
|
return parent::getName();
|
|
}
|
|
|
|
private function processUsername() {
|
|
|
|
if (substr($this->getInput('username'), 0, 1) === '@') {
|
|
return substr($this->getInput('username'), 1);
|
|
}
|
|
|
|
return $this->getInput('username');
|
|
}
|
|
|
|
private function processUri($messageDiv) {
|
|
return $messageDiv->find('a.tgme_widget_message_date', 0)->href;
|
|
}
|
|
|
|
private function processContent($messageDiv) {
|
|
$message = '';
|
|
|
|
if ($messageDiv->find('div.tgme_widget_message_forwarded_from', 0)) {
|
|
$message = $messageDiv->find('div.tgme_widget_message_forwarded_from', 0)->innertext . '<br><br>';
|
|
}
|
|
|
|
if ($messageDiv->find('a.tgme_widget_message_reply', 0)) {
|
|
$message = $this->processReply($messageDiv);
|
|
}
|
|
|
|
if ($messageDiv->find('div.tgme_widget_message_sticker_wrap', 0)) {
|
|
$message .= $this->processSticker($messageDiv);
|
|
}
|
|
|
|
if ($messageDiv->find('div.tgme_widget_message_poll', 0)) {
|
|
$message .= $this->processPoll($messageDiv);
|
|
}
|
|
|
|
if ($messageDiv->find('video', 0)) {
|
|
$message .= $this->processVideo($messageDiv);
|
|
}
|
|
|
|
if ($messageDiv->find('a.tgme_widget_message_photo_wrap', 0)) {
|
|
$message .= $this->processPhoto($messageDiv);
|
|
}
|
|
|
|
if ($messageDiv->find('a.not_supported', 0)) {
|
|
$message .= $this->processNotSupported($messageDiv);
|
|
}
|
|
|
|
if ($messageDiv->find('div.tgme_widget_message_text.js-message_text', 0)) {
|
|
$message .= $messageDiv->find('div.tgme_widget_message_text.js-message_text', 0);
|
|
|
|
$this->itemTitle = $this->ellipsisTitle(
|
|
$messageDiv->find('div.tgme_widget_message_text.js-message_text', 0)->plaintext
|
|
);
|
|
}
|
|
|
|
if ($messageDiv->find('a.tgme_widget_message_link_preview', 0)) {
|
|
$message .= $this->processLinkPreview($messageDiv);
|
|
}
|
|
|
|
return $message;
|
|
}
|
|
|
|
private function processReply($messageDiv) {
|
|
|
|
$reply = $messageDiv->find('a.tgme_widget_message_reply', 0);
|
|
|
|
return <<<EOD
|
|
<blockquote>{$reply->find('span.tgme_widget_message_author_name', 0)->plaintext}<br>
|
|
{$reply->find('div.tgme_widget_message_text', 0)->innertext}
|
|
<a href="{$reply->href}">{$reply->href}</a></blockquote><hr>
|
|
EOD;
|
|
}
|
|
|
|
private function processSticker($messageDiv) {
|
|
|
|
if (empty($this->itemTitle)) {
|
|
$this->itemTitle = '@' . $this->processUsername() . ' posted a sticker';
|
|
}
|
|
|
|
$stickerDiv = $messageDiv->find('div.tgme_widget_message_sticker_wrap', 0);
|
|
|
|
preg_match($this->backgroundImageRegex, $stickerDiv->find('i', 0)->style, $sticker);
|
|
|
|
$this->enclosures[] = $sticker[1];
|
|
|
|
return <<<EOD
|
|
<a href="{$stickerDiv->children(0)->herf}"><img src="{$sticker[1]}"></a>
|
|
EOD;
|
|
}
|
|
|
|
private function processPoll($messageDiv) {
|
|
|
|
$poll = $messageDiv->find('div.tgme_widget_message_poll', 0);
|
|
|
|
$title = $poll->find('div.tgme_widget_message_poll_question', 0)->plaintext;
|
|
$type = $poll->find('div.tgme_widget_message_poll_type', 0)->plaintext;
|
|
|
|
if (empty($this->itemTitle)) {
|
|
$this->itemTitle = $title;
|
|
}
|
|
|
|
$pollOptions = '<ul>';
|
|
|
|
foreach ($poll->find('div.tgme_widget_message_poll_option') as $option) {
|
|
$pollOptions .= '<li>' . $option->children(0)->plaintext . ' - ' .
|
|
$option->find('div.tgme_widget_message_poll_option_text', 0)->plaintext . '</li>';
|
|
}
|
|
$pollOptions .= '</ul>';
|
|
|
|
return <<<EOD
|
|
{$title}<br><small>$type</small><br>{$pollOptions}
|
|
EOD;
|
|
}
|
|
|
|
private function processLinkPreview($messageDiv) {
|
|
|
|
$image = '';
|
|
$title = '';
|
|
$site = '';
|
|
$description = '';
|
|
|
|
$preview = $messageDiv->find('a.tgme_widget_message_link_preview', 0);
|
|
|
|
if (trim($preview->innertext) === '') {
|
|
return '';
|
|
}
|
|
|
|
if($preview->find('i', 0) &&
|
|
preg_match($this->backgroundImageRegex, $preview->find('i', 0)->style, $photo)) {
|
|
|
|
$image = '<img src="' . $photo[1] . '"/>';
|
|
$this->enclosures[] = $photo[1];
|
|
}
|
|
|
|
if ($preview->find('div.link_preview_title', 0)) {
|
|
$title = $preview->find('div.link_preview_title', 0)->plaintext;
|
|
}
|
|
|
|
if ($preview->find('div.link_preview_site_name', 0)) {
|
|
$site = $preview->find('div.link_preview_site_name', 0)->plaintext;
|
|
}
|
|
|
|
if ($preview->find('div.link_preview_description', 0)) {
|
|
$description = $preview->find('div.link_preview_description', 0)->plaintext;
|
|
}
|
|
|
|
return <<<EOD
|
|
<blockquote><a href="{$preview->href}">$image</a><br><a href="{$preview->href}">
|
|
{$title} - {$site}</a><br>{$description}</blockquote>
|
|
EOD;
|
|
}
|
|
|
|
private function processVideo($messageDiv) {
|
|
|
|
if (empty($this->itemTitle)) {
|
|
$this->itemTitle = '@' . $this->processUsername() . ' posted a video';
|
|
}
|
|
|
|
if ($messageDiv->find('i.tgme_widget_message_video_thumb')) {
|
|
preg_match($this->backgroundImageRegex, $messageDiv->find('i.tgme_widget_message_video_thumb', 0)->style, $photo);
|
|
} elseif ($messageDiv->find('i.link_preview_video_thumb')) {
|
|
preg_match($this->backgroundImageRegex, $messageDiv->find('i.link_preview_video_thumb', 0)->style, $photo);
|
|
}
|
|
|
|
$this->enclosures[] = $photo[1];
|
|
|
|
return <<<EOD
|
|
<video controls="" poster="{$photo[1]}" preload="none">
|
|
<source src="{$messageDiv->find('video', 0)->src}" type="video/mp4">
|
|
</video>
|
|
EOD;
|
|
}
|
|
|
|
private function processPhoto($messageDiv) {
|
|
|
|
if (empty($this->itemTitle)) {
|
|
$this->itemTitle = '@' . $this->processUsername() . ' posted a photo';
|
|
}
|
|
|
|
$photos = '';
|
|
|
|
foreach ($messageDiv->find('a.tgme_widget_message_photo_wrap') as $photoWrap) {
|
|
preg_match($this->backgroundImageRegex, $photoWrap->style, $photo);
|
|
|
|
$this->enclosures[] = $photo[1];
|
|
|
|
$photos .= <<<EOD
|
|
<a href="{$photoWrap->href}"><img src="{$photo[1]}"/></a><br>
|
|
EOD;
|
|
}
|
|
return $photos;
|
|
}
|
|
|
|
private function processNotSupported($messageDiv) {
|
|
|
|
if (empty($this->itemTitle)) {
|
|
$this->itemTitle = '@' . $this->processUsername() . ' posted a video';
|
|
}
|
|
|
|
if ($messageDiv->find('i.tgme_widget_message_video_thumb')) {
|
|
preg_match($this->backgroundImageRegex, $messageDiv->find('i.tgme_widget_message_video_thumb', 0)->style, $photo);
|
|
} elseif ($messageDiv->find('i.link_preview_video_thumb')) {
|
|
preg_match($this->backgroundImageRegex, $messageDiv->find('i.link_preview_video_thumb', 0)->style, $photo);
|
|
}
|
|
|
|
$this->enclosures[] = $photo[1];
|
|
|
|
return <<<EOD
|
|
<a href="{$messageDiv->find('a.not_supported', 0)->href}">
|
|
{$messageDiv->find('div.message_media_not_supported_label', 0)->innertext}<br><br>
|
|
{$messageDiv->find('span.message_media_view_in_telegram', 0)->innertext}<br><br>
|
|
<img src="{$photo[1]}"/></a>
|
|
EOD;
|
|
}
|
|
|
|
private function processDate($messageDiv) {
|
|
|
|
$messageMeta = $messageDiv->find('span.tgme_widget_message_meta', 0);
|
|
return $messageMeta->find('time', 0)->datetime;
|
|
|
|
}
|
|
|
|
private function ellipsisTitle($text) {
|
|
|
|
$length = 100;
|
|
|
|
if (strlen($text) > $length) {
|
|
$text = explode('<br>', wordwrap($text, $length, '<br>'));
|
|
return $text[0] . '...';
|
|
}
|
|
return $text;
|
|
}
|
|
}
|