silverstripe-environmentcheck/code/checks/URLCheck.php

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<?php
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/**
* Check that a given URL is functioning, by default, the homepage.
*
* Note that Director::test() will be used rather than a CURL check.
*/
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class URLCheck implements EnvironmentCheck
{
/**
* @var string
*/
protected $url;
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/**
* @var string
*/
protected $testString;
/*
* @param string $url The URL to check, relative to the site (homepage is '').
* @param string $testString An optional piece of text to search for on the homepage.
*/
public function __construct($url = '', $testString = '')
{
$this->url = $url;
$this->testString = $testString;
}
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/**
* @inheritdoc
*
* @return array
*
* @throws SS_HTTPResponse_Exception
*/
public function check()
{
$response = Director::test($this->url);
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if ($response->getStatusCode() != 200) {
return array(
EnvironmentCheck::ERROR,
sprintf('Error retrieving "%s" (Code: %d)', $this->url, $response->getStatusCode())
);
} elseif ($this->testString && (strpos($response->getBody(), $this->testString) === false)) {
return array(
EnvironmentCheck::WARNING,
sprintf('Success retrieving "%s", but string "%s" not found', $this->url, $this->testString)
);
} else {
return array(
EnvironmentCheck::OK,
sprintf('Success retrieving "%s"', $this->url)
);
}
}
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}