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Wappalyzer.php
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<?php
class Wappalyzer{
private $jsonLocation = 'apps.json';
public
$debug = false,
$curlUserAgent = 'Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20100101 Firefox/15.0.1',
$curlFollowLocation = true,
$curlTimeout = 5,
$curlMaxRedirects = 3;
private $allScripts = array();
private $allTags = array();
public function returnTecnologiesFromWebsite($url){
//#1: Get HTML contents
$htmlResults = (array)$this->curl($url);
//#2: Open json file that contain all the applications identifiers
$allApps = $this->openApps();
//#3: Load the html contents with dom document
$this->loadHTMLContentWithDomDocument($htmlResults);
//#4: Check for tecnologies in website (HTML)
return $this->checkForTecnologiesInHTML($allApps, $htmlResults);
}
private function openApps(){
$string = file_get_contents($this->jsonLocation);
return json_decode($string, true);
}
private function curl($url){
if ( $this->debug ) {
echo 'cURL request: ' . $url . "\n";
}
$ch = curl_init($url);
curl_setopt_array($ch, array(
CURLOPT_SSL_VERIFYPEER => false,
CURLOPT_HEADER => true,
CURLOPT_RETURNTRANSFER => true,
CURLOPT_FOLLOWLOCATION => $this->curlFollowLocation,
CURLOPT_MAXREDIRS => $this->curlMaxRedirects,
CURLOPT_TIMEOUT => $this->curlTimeout,
CURLOPT_USERAGENT => $this->curlUserAgent
));
$response = curl_exec($ch);
if ( curl_errno($ch) !== 0 ) {
throw new WappalyzerException('cURL error: ' . curl_error($ch));
}
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
if ( $httpCode != 200 ) {
throw new WappalyzerException('cURL request returned HTTP code ' . $httpCode);
}
$result = new stdClass();
$result->url = curl_getinfo($ch, CURLINFO_EFFECTIVE_URL);
$result->host = parse_url($result->url, PHP_URL_HOST);
$headerSize = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
$result->html = substr($response, $headerSize);
$result->html = mb_check_encoding($result->html, 'UTF-8') ? $result->html : utf8_encode($result->html);
$headers = trim(substr($response, 0, $headerSize));
$headers = preg_split('/^\s*$/m', $headers);
$headers = end($headers);
$lines = array_slice(explode("\n", $headers), 1);
foreach ( $lines as $line ) {
if ( strpos(trim($line), ': ') !== false ) {
list($key, $value) = explode(': ', trim($line, "\r"));
$result->headers[strtolower($key)] = $value;
}
}
return $result;
}
private function loadHTMLContentWithDomDocument($htmlResults){
$doc = new DOMDocument();
libxml_use_internal_errors(true);
$doc->loadHTML(strtolower($htmlResults['html']));
libxml_use_internal_errors(false);
$nodeScripts = $doc->getElementsByTagName('script');
$allScripts = array();
$count = 0;
foreach ($nodeScripts as $script) {
$allScripts[$count] = array('src' => $script->getAttribute('src'), 'type' => $script->getAttribute('type'), 'content' => $script->nodeValue);
$count++;
}
$nodeTags = $doc->getElementsByTagName('meta');
$allTags = array();
$count = 0;
foreach ($nodeTags as $tags) {
$allTags[$count] = array('name' => $tags->getAttribute('name'), 'content' => $tags->getAttribute('content'));
$count++;
}
$this->allScripts = $allScripts;
$this->allTags = $allTags;
}
private function checkForTecnologiesInHTML($allApps, $htmlResults){
$allHeaderTecnologies = array();
//Check Tecnologies
foreach ($allApps['apps'] as $key => $value){
//#1: Check Headers
if(isset($value['headers'])){
foreach ($value['headers'] as $keyH => $valueH){
$keyHeader = strtolower($keyH);
$valueHeader = strtolower($valueH);
if(isset($htmlResults['headers'][$keyHeader])){
//Quando não é regex:
if (strpos(strtolower($htmlResults['headers'][$keyHeader]), $valueHeader) !== false) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => $htmlResults['headers'][$keyHeader]);
}
//Quando é regex:
$pieces = array($valueHeader);
if (strpos($valueHeader, '\;') !== false) {
$pieces = explode("\;", $valueHeader);
}
$valueHeader2 = str_replace('/', '\/', $pieces[0]);
//(With Preg_quote)
if (preg_match("/".preg_quote($valueHeader2, '/')."/", strtolower($htmlResults['headers'][$keyHeader]), $matches)) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => $htmlResults['headers'][$keyHeader]);
}
//(Without Preg_quote)
if (@preg_match("/".$valueHeader2."/", strtolower($htmlResults['headers'][$keyHeader]), $matches)) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => $htmlResults['headers'][$keyHeader]);
}
}
}
}
//#2: Check HTML
if(isset($value['html'])){
if(is_array($value['html'])){
foreach ($value['html'] as $valueH){
$value2['html'] = strtolower($valueH);
$value2['html'] = str_replace('\/', '/', $value2['html']);
$value2['html'] = str_replace('/', '\/', $value2['html']);
//Quando é regex:
$pieces = array($value2['html']);
if (strpos($value2['html'], '\;') !== false) {
$pieces = explode("\;", $value2['html']);
}
$value2['html'] = $pieces[0];
//Quando não é regex:
if (strpos(strtolower($htmlResults['html']), $value2['html']) !== false) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => $htmlResults['headers'][$keyHeader]);
}
//(With Preg_quote)
if (preg_match("/".preg_quote($value2['html'], '/')."/", strtolower($htmlResults['html']), $matches)) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => $matches[0]);
}
//(Without Preg_quote)
if (@preg_match("/".$value2['html']."/", strtolower($htmlResults['html']), $matches)) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => $matches[0]);
}
}
}else{
$value2['html'] = strtolower($value['html']);
$value2['html'] = str_replace('\/', '/', $value2['html']);
$value2['html'] = str_replace('/', '\/', $value2['html']);
//Quando é regex:
$pieces = array($value2['html']);
if (strpos($value2['html'], '\;') !== false) {
$pieces = explode("\;", $value2['html']);
}
$value2['html'] = $pieces[0];
//Quando não é regex:
if (strpos(strtolower($htmlResults['html']), $value2['html']) !== false) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => $htmlResults['headers'][$keyHeader]);
}
//(With Preg_quote)
if (preg_match("/".preg_quote($value2['html'], '/')."/", strtolower($htmlResults['html']), $matches)) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => $matches[0]);
}
//(Without Preg_quote)
if (@preg_match("/".$value2['html']."/", strtolower($htmlResults['html']), $matches)) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => $matches[0]);
}
}
}
//#3: Check Scripts
if(isset($value['script'])){
if(is_array($value['script'])){
foreach ($value['script'] as $valueH){
foreach ($this->allScripts as $valueH2){
$value2['script'] = strtolower($valueH);
//Delete '^' Frist string
if($value2['script'][0] == "^"){
$value2['script'] = substr($value2['script'], 1);
}
$value2['script'] = str_replace('\/', '/', $value2['script']);
$value2['script'] = str_replace('/', '\/', $value2['script']);
//Quando não é regex:
if (strpos(strtolower($valueH2['src']), $value2['script']) !== false || strpos(strtolower($valueH2['content']), $value2['script']) !== false ) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => '');
}
//Quando é regex:
$pieces = array($value2['script']);
if (strpos($value2['script'], '\;') !== false) {
$pieces = explode("\;", $value2['script']);
}
//(With Preg_quote)
if (preg_match("/".preg_quote($value2['script'], '/')."/", strtolower($valueH2['src']), $matches) || preg_match("/".preg_quote($value2['script'], '/')."/", strtolower($valueH2['content']), $matches)) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => '');
}
//(Without Preg_quote)
if (@preg_match("/".$value2['script']."/", strtolower($valueH2['src']), $matches) || @preg_match("/".$value2['script']."/", strtolower($valueH2['content']), $matches)) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => '');
}
}
}
}else{
foreach ($this->allScripts as $valueH2){
$value2['script'] = strtolower($value['script']);
//Delete '^' Frist string
if($value2['script'][0] == "^"){
$value2['script'] = substr($value2['script'], 1);
}
$value2['script'] = str_replace('\/', '/', $value2['script']);
$value2['script'] = str_replace('/', '\/', $value2['script']);
$pieces = array($value2['script']);
if (strpos($value2['script'], '\;') !== false) {
$pieces = explode("\;", $value2['script']);
}
$value2['script'] = $pieces[0];
//Quando não é regex:
if (strpos(strtolower($valueH2['src']), $value2['script']) !== false || strpos(strtolower($valueH2['content']), $value2['script']) !== false) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => '');
}
//Quando é regex:
//(With Preg_quote)
if (preg_match("/".preg_quote($value2['script'], '/')."/", strtolower($valueH2['src']), $matches) || preg_match("/".preg_quote($value2['script'], '/')."/", strtolower($valueH2['content']), $matches)) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => '');
}
//(Without Preg_quote)
if (@preg_match("/".$value2['script']."/", strtolower($valueH2['src']), $matches) || @preg_match("/".$value2['script']."/", strtolower($valueH2['content']), $matches)) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => '');
}
}
}
}
//#4: Check Metas
if(isset($value['meta'])){
foreach ($value['meta'] as $keyM => $valueM){
$keyMeta = strtolower($keyM);
$valueMeta = strtolower($valueM);
foreach ($this->allTags as $keyTag => $valueTag){
if(strtolower($valueTag['name']) == $keyMeta){
$valueMeta = str_replace('\/', '/', $valueMeta);
$valueMeta = str_replace('/', '\/', $valueMeta);
//Quando é regex:
$pieces = array($valueMeta);
if (strpos($valueMeta, '\;') !== false) {
$pieces = explode("\;", $valueMeta);
}
$valueMeta2 = $pieces[0];
//Quando não é regex:
if (strpos(strtolower($valueTag['content']), $valueMeta2) !== false) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => '');
}
//(With Preg_quote)
if (preg_match("/".preg_quote($valueMeta2, '/')."/", strtolower($valueTag['content']), $matches)) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => '');
}
//(Without Preg_quote)
if (@preg_match("/".$valueMeta2."/", strtolower($valueTag['content']), $matches)) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => '');
}
}
}
}
}
//#5: Check Env
if(isset($value['env'])){
if(is_array($value['env'])){
foreach ($value['env'] as $valueH){
foreach ($this->allScripts as $valueH2){
$value2['env'] = strtolower($valueH);
//Delete '^' and '$'
//$value2['env'] = str_replace('^', '', $value2['env']);
//$value2['env'] = str_replace('$', '', $value2['env']);
$value2['env'] = str_replace('\/', '/', $value2['env']);
$value2['env'] = str_replace('/', '\/', $value2['env']);
//Quando não é regex:
if (strpos(strtolower($valueH2['src']), $value2['env']) !== false || strpos(strtolower($valueH2['content']), $value2['env']) !== false ) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => '');
}
//Quando é regex:
$pieces = array($value2['env']);
if (strpos($value2['env'], '\;') !== false) {
$pieces = explode("\;", $value2['env']);
}
//(With Preg_quote)
if (preg_match("/".preg_quote($value2['env'], '/')."/", strtolower($valueH2['src']), $matches) || preg_match("/".preg_quote($value2['env'], '/')."/", strtolower($valueH2['content']), $matches)) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => '');
}
//(Without Preg_quote)
if (@preg_match("/".$value2['env']."/", strtolower($valueH2['src']), $matches) || @preg_match("/".$value2['env']."/", strtolower($valueH2['content']), $matches)) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => '');
}
}
}
}else{
foreach ($this->allScripts as $valueH2){
$value2['env'] = strtolower($value['env']);
//Delete '^' and '$'
//$value2['env'] = str_replace('^', '', $value2['env']);
//$value2['env'] = str_replace('$', '', $value2['env']);
$value2['env'] = str_replace('\/', '/', $value2['env']);
$value2['env'] = str_replace('/', '\/', $value2['env']);
$pieces = array($value2['env']);
if (strpos($value2['env'], '\;') !== false) {
$pieces = explode("\;", $value2['env']);
}
$value2['env'] = $pieces[0];
//Quando não é regex:
if (strpos(strtolower($valueH2['src']), $value2['env']) !== false || strpos(strtolower($valueH2['content']), $value2['env']) !== false) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => '');
}
//Quando é regex:
//(With Preg_quote)
if (preg_match("/".preg_quote($value2['env'], '/')."/", strtolower($valueH2['src']), $matches) || preg_match("/".preg_quote($value2['env'], '/')."/", strtolower($valueH2['content']), $matches)) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => '');
}
//(Without Preg_quote)
if (@preg_match("/".$value2['env']."/", strtolower($valueH2['src']), $matches) || @preg_match("/".$value2['env']."/", strtolower($valueH2['content']), $matches)) {
$allHeaderTecnologies[$key] = array($value, 'valueInside' => '');
}
}
}
}
}
//Check Implies
foreach($allHeaderTecnologies as $key => $value){
if (array_key_exists("implies", $value[0])) {
if(is_array($value[0]["implies"])){
foreach($value[0]["implies"] as $implies){
if (!array_key_exists($implies, $allHeaderTecnologies)) {
$implier = $implies;
$allHeaderTecnologies[$implier] = array($allApps['apps'][$implier], 'valueInside' => '');
}
}
}else{
if (!array_key_exists($value[0]["implies"], $allHeaderTecnologies)) {
$implier = $value[0]["implies"];
$allHeaderTecnologies[$implier] = array($allApps['apps'][$implier], 'valueInside' => '');
}
}
}
}
return $allHeaderTecnologies;
}
}