/**
* Parses the passed content to find css, js and images. Returns the array of files.
*
* @param $content
*
* @return array
*/
public function getFilesFromContent($content)
{
$files = array();
$arFilesByType = array();
$arExtensions = array("js", "css");
$extension_regex = "(?:" . implode("|", $arExtensions) . ")";
$regex = "/\n\t\t\t\t((?i:\n\t\t\t\t\thref=\n\t\t\t\t\t|src=\n\t\t\t\t\t|BX\\.loadCSS\\(\n\t\t\t\t\t|BX\\.loadScript\\(\n\t\t\t\t\t|jsUtils\\.loadJSFile\\(\n\t\t\t\t\t|background\\s*:\\s*url\\(\n\t\t\t\t)) #attribute\n\t\t\t\t(\"|') #open_quote\n\t\t\t\t([^?'\"]+\\.) #href body\n\t\t\t\t(" . $extension_regex . ") #extentions\n\t\t\t\t(|\\?\\d+|\\?v=\\d+) #params\n\t\t\t\t(\\2) #close_quote\n\t\t\t/x";
$match = array();
preg_match_all($regex, $content, $match);
$link = $match[3];
$extension = $match[4];
$params = $match[5];
$linkCount = count($link);
$fileData = array("FULL_FILE_LIST" => array(), "FILE_TIMESTAMPS" => array(), "CSS_FILE_IMAGES" => array());
for ($i = 0; $i < $linkCount; $i++) {
$fileData["FULL_FILE_LIST"][] = $files[] = $link[$i] . $extension[$i] . $params[$i];
$fileData["FILE_TIMESTAMPS"][$link[$i] . $extension[$i]] = $params[$i];
$arFilesByType[$extension[$i]][] = $link[$i] . $extension[$i];
}
$manifestCache = $this->readManifestCache($this->getCurrentManifestID());
if (array_key_exists("css", $arFilesByType)) {
$cssCount = count($arFilesByType["css"]);
for ($j = 0; $j < $cssCount; $j++) {
$cssFilePath = $arFilesByType["css"][$j];
if ($manifestCache["FILE_DATA"]["FILE_TIMESTAMPS"][$cssFilePath] != $fileData["FILE_TIMESTAMPS"][$cssFilePath]) {
$fileContent = false;
$fileUrl = parse_url($cssFilePath);
$file = new \Freetrix\Main\IO\File(Application::getDocumentRoot() . $fileUrl['path']);
if ($file->isExists() && $file->isReadable()) {
$fileContent = $file->getContents();
} elseif ($fileUrl["scheme"]) {
$req = new \CHTTP();
$req->http_timeout = 20;
$fileContent = $req->Get($cssFilePath);
}
if ($fileContent != false) {
$regex = '#([;\\s:]*(?:url|@import)\\s*\\(\\s*)(\'|"|)(.+?)(\\2)\\s*\\)#si';
$cssFileRelative = new \Freetrix\Main\IO\File($cssFilePath);
$cssPath = $cssFileRelative->getDirectoryName();
preg_match_all($regex, $fileContent, $match);
$matchCount = count($match[3]);
for ($k = 0; $k < $matchCount; $k++) {
$file = self::replaceUrlCSS($match[3][$k], addslashes($cssPath));
if (!in_array($file, $files) && !strpos($file, ";base64")) {
$fileData["FULL_FILE_LIST"][] = $files[] = $file;
$fileData["CSS_FILE_IMAGES"][$cssFilePath][] = $file;
}
}
}
} else {
$fileData["CSS_FILE_IMAGES"][$cssFilePath] = $manifestCache["FILE_DATA"]["CSS_FILE_IMAGES"][$cssFilePath];
if (is_array($manifestCache["FILE_DATA"]["CSS_FILE_IMAGES"][$cssFilePath])) {
$fileData["FULL_FILE_LIST"] = array_merge($fileData["FULL_FILE_LIST"], $manifestCache["FILE_DATA"]["CSS_FILE_IMAGES"][$cssFilePath]);
}
}
}
}
return $fileData;
}
