query);
// Format query/url for php.net
$query = str_replace('php ', '', $query);
$query = str_replace('_', '-', $query);
// Is there no query left? Bail!
if(empty($query)) return false;
$url = 'https://www.php.net/manual/function.'.urlencode($query).'.php';
unset($query);
return $url;
}
public function get_request_headers() {
return array(
'Accept' => 'text/html, application/xhtml+xml, application/xml;q=0.8, */*;q=0.7'
);
}
public function parse_results($response) {
$engine_result = array();
$xpath = get_xpath($response);
// No response
if(!$xpath) return $engine_result;
// Scrape the results
$scrape = $xpath->query("//div/section/div[@class='refentry']");
// No results
if(count($scrape) == 0) return $engine_result;
$query = str_replace('%22', '', $this->query);
$query = str_replace('php ', '', $query);
$query = str_replace('_', '-', $query);
foreach($scrape as $result) {
$title = $xpath->query(".//div/h1[@class='refname']")[0]->textContent;
if(is_null($title)) return $engine_result;
$php_versions = $xpath->query(".//div/p[@class='verinfo']")[0]->textContent;
$purpose = $xpath->query(".//div/p[@class='refpurpose']")[0]->textContent;
$usage = $xpath->query(".//div[@class='refsect1 description']/div[@class='methodsynopsis dc-description']")[0]->textContent;
$summary = $xpath->query(".//div[@class='refsect1 description']/p[@class='para rdfs-comment']")[0]->textContent;
$engine_result = array (
// Required
'title' => "Function: ".sanitize($title),
'text' => "".sanitize($php_versions)."
".sanitize($purpose)."
".highlight_string("", 1)."
".$summary."
",
'source' => "https://www.php.net/manual/function.".urlencode($query).".php"
);
}
unset($response, $xpath, $scrape);
return $engine_result;
}
}
?>