public static function get_link($movieId)
{
$link = self::find_by_id($movieId);
$exists = $link ? true : false;
if ($link && days_from_now($link->timestamp) < LINK_UPDATE_DAYS) {
// good
} else {
$exists = $link ? true : false;
$movie = Movie::find_by_id($movieId);
$link = new Amazon();
$link->id = $movieId;
$link->timestamp = gen_timestamp();
require_once LIB_PATH . DS . "amazon_api_class.php";
$runtime = $movie->runtime;
$title = preg_replace('/[^a-z0-9]+/i', ' ', $movie->title);
$obj = new AmazonProductAPI();
try {
$result = $obj->searchProducts($title, AmazonProductAPI::VIDEO, "TITLE");
} catch (Exception $e) {
echo $e->getMessage();
}
$cast = Actor::list_of_names($movie->id);
foreach ($result->Items->Item as $k) {
if ($k->ItemAttributes->Binding == 'Amazon Instant Video') {
if (abs($k->ItemAttributes->RunningTime - $runtime) < 5 && strpos($cast, (string) $k->ItemAttributes->Actor) !== false || abs($k->ItemAttributes->RunningTime - $runtime) < 5 && levenshtein($title, (string) $k->ItemAttributes->Title) <= 3) {
$link->link = $k->DetailPageURL;
$link->asin = $k->ASIN;
break;
}
}
}
if (strlen($link->link) > 0) {
$html = file_get_contents($link->link);
if (!strpos($html, 'movie is currently unavailable') && strlen($html) > 20) {
$html = substr($html, strpos($html, '<ul class="button-list">'), 2000);
$matches = array();
$rent = "";
$buy = "";
preg_match_all("/Rent SD [\$][1-9]+[.][1-9][1-9]/", $html, $matches);
if (sizeof($matches[0]) > 0) {
$rent .= substr($matches[0][0], 8);
}
preg_match_all("/Rent HD [\$][1-9]+[.][1-9][1-9]/", $html, $matches);
if (sizeof($matches[0]) > 0) {
$rent .= "|" . substr($matches[0][0], 8);
}
preg_match_all("/Buy SD [\$][1-9]+[.][1-9][1-9]/", $html, $matches);
if (sizeof($matches[0]) > 0) {
$buy .= substr($matches[0][0], 7);
}
preg_match_all("/Buy HD [\$][1-9]+[.][1-9][1-9]/", $html, $matches);
if (sizeof($matches[0]) > 0) {
$buy .= "|" . substr($matches[0][0], 7);
}
$link->rent = $rent;
$link->buy = $buy;
}
}
if ($exists) {
$link->update();
} else {
$link->create();
}
}
return $link;
}