62 lines
2.1 KiB
PHP
62 lines
2.1 KiB
PHP
<?php
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/**
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* RssBridgeGoogleMostRecent
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* Search Google for most recent pages regarding a specific topic.
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* Returns the 100 most recent links in results in past year, sorting by date (most recent first).
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* Example:
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* http://www.google.com/search?q=sebsauvage&num=100&complete=0&tbs=qdr:y,sbd:1
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* complete=0&num=100 : get 100 results
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* qdr:y : in past year
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* sbd:1 : sort by date (will only work if qdr: is specified)
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* 2014-05-25
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*
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* @name Google search
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* @homepage https://www.google.com/
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* @description Returns most recent results from Google search.
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* @maintainer sebsauvage
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* @use1(q="keyword")
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*/
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class GoogleSearchBridge extends BridgeAbstract{
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private $request;
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public function collectData(array $param){
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$html = '';
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if (isset($param['q'])) { /* keyword search mode */
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$this->request = $param['q'];
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$html = file_get_html('http://www.google.com/search?q=' . urlencode($this->request) . '&num=100&complete=0&tbs=qdr:y,sbd:1') or $this->returnError('No results for this query.', 404);
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}
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else{
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$this->returnError('You must specify a keyword (?q=...).', 400);
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}
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$emIsRes = $html->find('div[id=ires]',0);
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if( !is_null($emIsRes) ){
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foreach($emIsRes->find('li[class=g]') as $element) {
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$item = new Item();
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// Extract direct URL from google href (eg. /url?q=...)
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$t = $element->find('a[href]',0)->href;
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$item->uri = 'http://google.com'.$t;
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parse_str(parse_url($t, PHP_URL_QUERY),$parameters);
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if (isset($parameters['q'])) { $item->uri = $parameters['q']; }
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$item->title = $element->find('h3',0)->plaintext;
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$item->content = $element->find('span[class=st]',0)->plaintext;
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$this->items[] = $item;
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}
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}
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}
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public function getName(){
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return (!empty($this->request) ? $this->request .' - ' : '') .'Google search';
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}
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public function getURI(){
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return 'http://google.com';
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}
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public function getCacheDuration(){
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return 1800; // 30 minutes
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}
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}
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