rss-bridge/bridges/TwitterBridge.php

143 lines
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PHP
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<?php
class TwitterBridge extends BridgeAbstract{
const NAME='Twitter Bridge';
const URI='https://twitter.com/';
const DESCRIPTION='returns tweets';
const PARAMETERS=array(
'global'=>array(
'nopic'=>array(
'name'=>'Hide profile pictures',
'type'=>'checkbox',
'title'=>'Activate to hide profile pictures in content'
)
),
'By keyword or hashtag' => array(
'q'=>array(
'name'=>'Keyword or #hashtag',
'required'=>true,
'exampleValue'=>'rss-bridge, #rss-bridge',
'title'=>'Insert a keyword or hashtag'
)
),
'By username' => array(
'u'=>array(
'name'=>'username',
'required'=>true,
'exampleValue'=>'sebsauvage',
'title'=>'Insert a user name'
),
'norep'=>array(
'name'=>'Without replies',
'type'=>'checkbox',
'title'=>'Only return initial tweets'
)
)
);
public function getName(){
switch($this->queriedContext){
case 'By keyword or hashtag':
$specific='search ';
$param='q';
break;
case 'By username':
$specific='@';
$param='u';
break;
}
return 'Twitter '.$specific.$this->getInput($param);
}
public function getURI(){
switch($this->queriedContext){
case 'By keyword or hashtag':
return self::URI.'search?q='.urlencode($this->getInput('q')).'&f=tweets';
case 'By username':
return self::URI.urlencode($this->getInput('u')).
($this->getInput('norep')?'':'/with_replies');
}
}
public function collectData(){
$html = '';
$html = $this->getSimpleHTMLDOM($this->getURI());
if(!$html){
switch($this->queriedContext){
case 'By keyword or hashtag':
$this->returnServerError('No results for this query.');
case 'By username':
$this->returnServerError('Requested username can\'t be found.');
}
}
$hidePictures = $this->getInput('nopic');
foreach($html->find('div.js-stream-tweet') as $tweet) {
$item = array();
// extract username and sanitize
$item['username'] = $tweet->getAttribute('data-screen-name');
// extract fullname (pseudonym)
$item['fullname'] = $tweet->getAttribute('data-name');
// get author
$item['author'] = $item['fullname'] . ' (@' . $item['username'] . ')';
// get avatar link
$item['avatar'] = $tweet->find('img', 0)->src;
// get TweetID
$item['id'] = $tweet->getAttribute('data-tweet-id');
// get tweet link
$item['uri'] = self::URI.$tweet->find('a.js-permalink', 0)->getAttribute('href');
// extract tweet timestamp
$item['timestamp'] = $tweet->find('span.js-short-timestamp', 0)->getAttribute('data-time');
// generate the title
$item['title'] = strip_tags(html_entity_decode($tweet->find('p.js-tweet-text', 0)->innertext,ENT_QUOTES,'UTF-8'));
// processing content links
foreach($tweet->find('a') as $link) {
if($link->hasAttribute('data-expanded-url') ) {
$link->href = $link->getAttribute('data-expanded-url');
}
$link->removeAttribute('data-expanded-url');
$link->removeAttribute('data-query-source');
$link->removeAttribute('rel');
$link->removeAttribute('class');
$link->removeAttribute('target');
$link->removeAttribute('title');
}
// process emojis (reduce size)
foreach($tweet->find('img.Emoji') as $img){
$img->style .= ' height: 1em;';
}
// get tweet text
$cleanedTweet = str_replace('href="/', 'href="'.self::URI, $tweet->find('p.js-tweet-text', 0)->innertext);
// Add picture to content
$picture_html = '';
if(!$hidePictures){
$picture_html = <<<EOD
<a href="https://twitter.com/{$item['username']}"><img style="align: top; width:75 px; border: 1px solid black;" alt="{$item['username']}" src="{$item['avatar']}" title="{$item['fullname']}" /></a>
EOD;
}
// add content
$item['content'] = <<<EOD
<div style="display: inline-block; vertical-align: top;">
{$picture_html}
</div>
<div style="display: inline-block; vertical-align: top;">
<blockquote>{$cleanedTweet}</blockquote>
</div>
EOD;
// put out
$this->items[] = $item;
}
}
public function getCacheDuration(){
return 300; // 5 minutes
}
}