rss-bridge/bridges/CastorusBridge.php

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2016-08-05 14:16:00 +03:00
<?php
class CastorusBridge extends BridgeAbstract
{
const MAINTAINER = 'logmanoriginal';
const NAME = 'Castorus Bridge';
const URI = 'https://www.castorus.com';
const CACHE_TIMEOUT = 600; // 10min
const DESCRIPTION = 'Returns the latest changes';
const PARAMETERS = [
'Get latest changes' => [],
'Get latest changes via ZIP code' => [
'zip' => [
'name' => 'ZIP code',
'type' => 'text',
'required' => true,
'exampleValue' => '7',
'title' => 'Insert ZIP code (complete or partial). e.g: 78125 OR 781 OR 7'
]
],
'Get latest changes via city name' => [
'city' => [
'name' => 'City name',
'type' => 'text',
'required' => true,
'exampleValue' => 'Paris',
'title' => 'Insert city name (complete or partial). e.g: Paris OR Par OR P'
]
]
];
// Extracts the title from an actitiy
private function extractActivityTitle($activity)
{
$title = $activity->find('a', 0);
if (!$title) {
returnServerError('Cannot find title!');
}
return trim($title->plaintext);
}
// Extracts the url from an actitiy
private function extractActivityUrl($activity)
{
$url = $activity->find('a', 0);
if (!$url) {
returnServerError('Cannot find url!');
}
return self::URI . $url->href;
}
// Extracts the time from an activity
private function extractActivityTime($activity)
{
// Unfortunately the time is part of the parent node,
// so we have to clear all child nodes first
$nodes = $activity->find('*');
if (!$nodes) {
returnServerError('Cannot find nodes!');
}
foreach ($nodes as $node) {
$node->outertext = '';
}
return strtotime($activity->innertext);
}
// Extracts the price change
private function extractActivityPrice($activity)
{
$price = $activity->find('span', 1);
if (!$price) {
returnServerError('Cannot find price!');
}
return $price->innertext;
}
public function collectData()
{
$zip_filter = trim($this->getInput('zip'));
$city_filter = trim($this->getInput('city'));
$html = getSimpleHTMLDOM(self::URI);
if (!$html) {
returnServerError('Could not load data from ' . self::URI . '!');
}
$activities = $html->find('div#activite > li');
if (!$activities) {
returnServerError('Failed to find activities!');
}
foreach ($activities as $activity) {
$item = [];
$item['title'] = $this->extractActivityTitle($activity);
$item['uri'] = $this->extractActivityUrl($activity);
$item['timestamp'] = $this->extractActivityTime($activity);
$item['content'] = '<a href="'
. $item['uri']
. '">'
. $item['title']
. '</a><br><p>'
. $this->extractActivityPrice($activity)
. '</p>';
if (
isset($zip_filter)
&& !(substr($item['title'], 0, strlen($zip_filter)) === $zip_filter)
) {
continue; // Skip this item
}
if (
isset($city_filter)
&& !(substr($item['title'], strpos($item['title'], ' ') + 1, strlen($city_filter)) === $city_filter)
) {
continue; // Skip this item
}
$this->items[] = $item;
}
}
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}