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@@ -0,0 +1,77 @@
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+<?php
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+
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+class FilterBridge extends FeedExpander {
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+
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+ const MAINTAINER = 'Frenzie';
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+ const NAME = 'Filter';
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+ const CACHE_TIMEOUT = 3600; // 1h
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+ const DESCRIPTION = 'Filters a feed of your choice';
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+
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+ const PARAMETERS = array(array(
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+ 'url' => array(
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+ 'name' => 'Feed URL',
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+ 'required' => true,
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+ ),
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+ 'filter' => array(
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+ 'name' => 'Filter item title (regular expression)',
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+ 'required' => false,
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+ ),
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+ 'filter_type' => array(
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+ 'name' => 'Filter type',
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+ 'type' => 'list',
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+ 'required' => false,
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+ 'values' => array(
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+ 'Permit' => 'permit',
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+ 'Block' => 'block',
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+ ),
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+ 'defaultValue' => 'permit',
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+ ),
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+ ));
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+
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+ protected function parseItem($newItem){
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+ $item = parent::parseItem($newItem);
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+
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+ switch(true){
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+ case $this->getFilterType() === 'permit':
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+ if (preg_match($this->getFilter(), $item['title'])) {
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+ return $item;
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+ }
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+ break;
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+ case $this->getFilterType() === 'block':
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+ if (!preg_match($this->getFilter(), $item['title'])) {
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+ return $item;
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+ }
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+ break;
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+ }
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+ return null;
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+ }
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+
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+ protected function getFilter(){
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+ return '/' . $this->getInput('filter') . '/';
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+ }
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+
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+ protected function getFilterType(){
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+ return $this->getInput('filter_type');
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+ }
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+
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+ public function getURI(){
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+ $url = $this->getInput('url');
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+
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+ if(empty($url)){
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+ $url = parent::getURI();
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+ }
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+ return $url;
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+ }
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+
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+ public function collectData(){
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+ if($this->getInput('url') && substr($this->getInput('url'), 0, strlen('http')) !== 'http'){
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+ // just in case someone find a way to access local files by playing with the url
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+ returnClientError('The url parameter must either refer to http or https protocol.');
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+ }
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+ try{
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+ $this->collectExpandableDatas($this->getURI());
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+ }catch (HttpException $e){
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+ $this->collectExpandableDatas($this->getURI());
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+ }
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+ }
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+}
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