112 lines
3.1 KiB
PHP
112 lines
3.1 KiB
PHP
<?php
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class CastorusBridge extends BridgeAbstract {
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const MAINTAINER = "logmanoriginal";
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const NAME = "Castorus Bridge";
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const URI = 'http://www.castorus.com';
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const CACHE_TIMEOUT = 600; // 10min
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const DESCRIPTION = "Returns the latest changes";
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const PARAMETERS = array(
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'Get latest changes' => array(),
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'Get latest changes via ZIP code' => array(
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'zip'=>array(
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'name'=>'ZIP code',
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'type'=>'text',
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'required'=>true,
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'exampleValue'=>'74910, 74',
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'title'=>'Insert ZIP code (complete or partial)'
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)
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),
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'Get latest changes via city name' => array(
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'city'=>array(
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'name'=>'City name',
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'type'=>'text',
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'required'=>true,
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'exampleValue'=>'Seyssel, Seys',
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'title'=>'Insert city name (complete or partial)'
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)
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)
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);
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// Extracts the tile from an actitiy
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private function ExtractActivityTitle($activity){
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$title = $activity->find('a', 0);
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if(!$title)
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returnServerError('Cannot find title!');
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return htmlspecialchars(trim($title->plaintext));
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}
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// Extracts the url from an actitiy
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private function ExtractActivityUrl($activity){
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$url = $activity->find('a', 0);
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if(!$url)
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returnServerError('Cannot find url!');
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return self::URI . $url->href;
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}
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// Extracts the time from an activity
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private function ExtractActivityTime($activity){
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// Unfortunately the time is part of the parent node,
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// so we have to clear all child nodes first
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$nodes = $activity->find('*');
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if(!$nodes)
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returnServerError('Cannot find nodes!');
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foreach($nodes as $node){
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$node->outertext = '';
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}
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return strtotime($activity->innertext);
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}
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// Extracts the price change
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private function ExtractActivityPrice($activity){
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$price = $activity->find('span', 1);
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if(!$price)
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returnServerError('Cannot find price!');
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return $price->innertext;
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}
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public function collectData(){
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$zip_filter = trim($this->getInput('zip'));
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$city_filter = trim($this->getInput('city'));
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$html = getSimpleHTMLDOM(self::URI);
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if(!$html)
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returnServerError('Could not load data from ' . self::URI . '!');
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$activities = $html->find('div#activite/li');
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if(!$activities)
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returnServerError('Failed to find activities!');
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foreach($activities as $activity){
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$item = array();
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$item['title'] = $this->ExtractActivityTitle($activity);
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$item['uri'] = $this->ExtractActivityUrl($activity);
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$item['timestamp'] = $this->ExtractActivityTime($activity);
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$item['content'] = '<a href="' . $item['uri'] . '">' . $item['title'] . '</a><br><p>'
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. $this->ExtractActivityPrice($activity) . '</p>';
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if(isset($zip_filter) && !(substr($item['title'], 0, strlen($zip_filter)) === $zip_filter)){
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continue; // Skip this item
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}
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if(isset($city_filter) && !(substr($item['title'], strpos($item['title'], ' ') + 1, strlen($city_filter)) === $city_filter)){
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continue; // Skip this item
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}
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$this->items[] = $item;
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}
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}
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}
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