287 lines
7.3 KiB
PHP
287 lines
7.3 KiB
PHP
<?php
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class TwitterBridge extends BridgeAbstract {
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const NAME = 'Twitter Bridge';
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const URI = 'https://twitter.com/';
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const CACHE_TIMEOUT = 300; // 5min
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const DESCRIPTION = 'returns tweets';
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const MAINTAINER = 'pmaziere';
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const PARAMETERS = array(
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'global' => array(
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'nopic' => array(
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'name' => 'Hide profile pictures',
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'type' => 'checkbox',
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'title' => 'Activate to hide profile pictures in content'
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),
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'noimg' => array(
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'name' => 'Hide images in tweets',
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'type' => 'checkbox',
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'title' => 'Activate to hide images in tweets'
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)
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),
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'By keyword or hashtag' => array(
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'q' => array(
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'name' => 'Keyword or #hashtag',
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'required' => true,
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'exampleValue' => 'rss-bridge, #rss-bridge',
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'title' => 'Insert a keyword or hashtag'
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)
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),
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'By username' => array(
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'u' => array(
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'name' => 'username',
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'required' => true,
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'exampleValue' => 'sebsauvage',
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'title' => 'Insert a user name'
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),
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'norep' => array(
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'name' => 'Without replies',
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'type' => 'checkbox',
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'title' => 'Only return initial tweets'
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),
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'noretweet' => array(
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'name' => 'Without retweets',
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'required' => false,
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'type' => 'checkbox',
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'title' => 'Hide retweets'
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)
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)
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);
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public function getName(){
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switch($this->queriedContext) {
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case 'By keyword or hashtag':
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$specific = 'search ';
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$param = 'q';
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break;
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case 'By username':
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$specific = '@';
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$param = 'u';
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break;
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default: return parent::getName();
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}
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return 'Twitter ' . $specific . $this->getInput($param);
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}
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public function getURI(){
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switch($this->queriedContext) {
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case 'By keyword or hashtag':
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return self::URI
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. 'search?q='
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. urlencode($this->getInput('q'))
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. '&f=tweets';
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case 'By username':
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return self::URI
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. urlencode($this->getInput('u'));
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// Always return without replies!
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// . ($this->getInput('norep') ? '' : '/with_replies');
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default: return parent::getURI();
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}
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}
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public function collectData(){
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$html = '';
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$html = getSimpleHTMLDOM($this->getURI());
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if(!$html) {
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switch($this->queriedContext) {
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case 'By keyword or hashtag':
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returnServerError('No results for this query.');
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case 'By username':
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returnServerError('Requested username can\'t be found.');
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}
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}
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$hidePictures = $this->getInput('nopic');
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foreach($html->find('div.js-stream-tweet') as $tweet) {
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// Skip retweets?
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if($this->getInput('noretweet')
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&& $tweet->getAttribute('data-screen-name') !== $this->getInput('u')) {
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continue;
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}
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// remove 'invisible' content
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foreach($tweet->find('.invisible') as $invisible) {
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$invisible->outertext = '';
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}
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// Skip protmoted tweets
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$heading = $tweet->previousSibling();
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if(!is_null($heading) &&
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$heading->getAttribute('class') === 'promoted-tweet-heading'
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) {
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continue;
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}
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$item = array();
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// extract username and sanitize
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$item['username'] = $tweet->getAttribute('data-screen-name');
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// extract fullname (pseudonym)
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$item['fullname'] = $tweet->getAttribute('data-name');
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// get author
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$item['author'] = $item['fullname'] . ' (@' . $item['username'] . ')';
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// get avatar link
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$item['avatar'] = $tweet->find('img', 0)->src;
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// get TweetID
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$item['id'] = $tweet->getAttribute('data-tweet-id');
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// get tweet link
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$item['uri'] = self::URI . substr($tweet->find('a.js-permalink', 0)->getAttribute('href'), 1);
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// extract tweet timestamp
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$item['timestamp'] = $tweet->find('span.js-short-timestamp', 0)->getAttribute('data-time');
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// generate the title
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$item['title'] = strip_tags($this->fixAnchorSpacing($tweet->find('p.js-tweet-text', 0), '<a>'));
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$this->processContentLinks($tweet);
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$this->processEmojis($tweet);
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// get tweet text
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$cleanedTweet = str_replace(
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'href="/',
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'href="' . self::URI,
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$tweet->find('p.js-tweet-text', 0)->innertext
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);
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// fix anchors missing spaces in-between
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$cleanedTweet = $this->fixAnchorSpacing($cleanedTweet);
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// Add picture to content
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$picture_html = '';
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if(!$hidePictures) {
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$picture_html = <<<EOD
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<a href="https://twitter.com/{$item['username']}">
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<img
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style="align:top; width:75px; border:1px solid black;"
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alt="{$item['username']}"
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src="{$item['avatar']}"
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title="{$item['fullname']}" />
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</a>
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EOD;
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}
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// Add embeded image to content
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$image_html = '';
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$image = $this->getImageURI($tweet);
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if(!$this->getInput('noimg') && !is_null($image)) {
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// add enclosures
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$item['enclosures'] = array($image . ':orig');
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$image_html = <<<EOD
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<a href="{$image}:orig">
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<img
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style="align:top; max-width:558px; border:1px solid black;"
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src="{$image}:thumb" />
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</a>
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EOD;
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}
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// add content
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$item['content'] = <<<EOD
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<div style="display: inline-block; vertical-align: top;">
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{$picture_html}
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</div>
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<div style="display: inline-block; vertical-align: top;">
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<blockquote>{$cleanedTweet}</blockquote>
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</div>
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<div style="display: block; vertical-align: top;">
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<blockquote>{$image_html}</blockquote>
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</div>
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EOD;
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// add quoted tweet
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$quotedTweet = $tweet->find('div.QuoteTweet', 0);
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if($quotedTweet) {
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// get tweet text
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$cleanedQuotedTweet = str_replace(
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'href="/',
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'href="' . self::URI,
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$quotedTweet->find('div.tweet-text', 0)->innertext
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);
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$this->processContentLinks($quotedTweet);
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$this->processEmojis($quotedTweet);
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// Add embeded image to content
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$quotedImage_html = '';
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$quotedImage = $this->getQuotedImageURI($tweet);
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if(!$this->getInput('noimg') && !is_null($quotedImage)) {
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// add enclosures
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$item['enclosures'] = array($quotedImage . ':orig');
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$quotedImage_html = <<<EOD
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<a href="{$quotedImage}:orig">
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<img
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style="align:top; max-width:558px; border:1px solid black;"
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src="{$quotedImage}:thumb" />
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</a>
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EOD;
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}
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$item['content'] = <<<EOD
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<div style="display: inline-block; vertical-align: top;">
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<blockquote>{$cleanedQuotedTweet}</blockquote>
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</div>
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<div style="display: block; vertical-align: top;">
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<blockquote>{$quotedImage_html}</blockquote>
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</div>
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<hr>
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{$item['content']}
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EOD;
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}
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// put out
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$this->items[] = $item;
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}
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}
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private function processEmojis($tweet){
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// process emojis (reduce size)
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foreach($tweet->find('img.Emoji') as $img) {
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$img->style .= ' height: 1em;';
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}
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}
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private function processContentLinks($tweet){
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// processing content links
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foreach($tweet->find('a') as $link) {
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if($link->hasAttribute('data-expanded-url')) {
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$link->href = $link->getAttribute('data-expanded-url');
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}
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$link->removeAttribute('data-expanded-url');
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$link->removeAttribute('data-query-source');
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$link->removeAttribute('rel');
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$link->removeAttribute('class');
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$link->removeAttribute('target');
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$link->removeAttribute('title');
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}
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}
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private function fixAnchorSpacing($content){
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// fix anchors missing spaces in-between
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return str_replace(
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'<a',
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' <a',
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$content
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);
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}
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private function getImageURI($tweet){
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// Find media in tweet
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$container = $tweet->find('div.AdaptiveMedia-container', 0);
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if($container && $container->find('img', 0)) {
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return $container->find('img', 0)->src;
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}
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return null;
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}
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private function getQuotedImageURI($tweet){
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// Find media in tweet
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$container = $tweet->find('div.QuoteMedia-container', 0);
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if($container && $container->find('img', 0)) {
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return $container->find('img', 0)->src;
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}
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return null;
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}
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}
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