diff --git a/.gitignore b/.gitignore
index 522c760..d86ef33 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,2 @@
 /vendor
-composer.lock
 *.txt
diff --git a/build/main.phar b/build/main.phar
index 4b7a719..1d6d46c 100755
Binary files a/build/main.phar and b/build/main.phar differ
diff --git a/composer.lock b/composer.lock
new file mode 100644
index 0000000..727d122
--- /dev/null
+++ b/composer.lock
@@ -0,0 +1,464 @@
+{
+    "_readme": [
+        "This file locks the dependencies of your project to a known state",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
+        "This file is @generated automatically"
+    ],
+    "content-hash": "6b7232bcabf1f337ddd6123349c89397",
+    "packages": [
+        {
+            "name": "guiguiboy/php-cli-progress-bar",
+            "version": "0.0.4",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/guiguiboy/PHP-CLI-Progress-Bar.git",
+                "reference": "7d3eb61c1f0c164b9c3139af694b2d38171e4d04"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/guiguiboy/PHP-CLI-Progress-Bar/zipball/7d3eb61c1f0c164b9c3139af694b2d38171e4d04",
+                "reference": "7d3eb61c1f0c164b9c3139af694b2d38171e4d04",
+                "shasum": ""
+            },
+            "require": {
+                "ext-mbstring": "*",
+                "php": ">=5.3.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-0": {
+                    "ProgressBar": "."
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Guillaume",
+                    "email": "guillaume.bretou@gmail.com"
+                }
+            ],
+            "description": "Progress bar for PHP CLI scripts",
+            "homepage": "https://github.com/guiguiboy/PHP-CLI-Progress-Bar",
+            "keywords": [
+                "bar",
+                "cli",
+                "command-line",
+                "progress"
+            ],
+            "time": "2014-11-19T13:12:00+00:00"
+        },
+        {
+            "name": "guzzlehttp/psr7",
+            "version": "1.6.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/guzzle/psr7.git",
+                "reference": "239400de7a173fe9901b9ac7c06497751f00727a"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/guzzle/psr7/zipball/239400de7a173fe9901b9ac7c06497751f00727a",
+                "reference": "239400de7a173fe9901b9ac7c06497751f00727a",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.4.0",
+                "psr/http-message": "~1.0",
+                "ralouphie/getallheaders": "^2.0.5 || ^3.0.0"
+            },
+            "provide": {
+                "psr/http-message-implementation": "1.0"
+            },
+            "require-dev": {
+                "ext-zlib": "*",
+                "phpunit/phpunit": "~4.8.36 || ^5.7.27 || ^6.5.8"
+            },
+            "suggest": {
+                "zendframework/zend-httphandlerrunner": "Emit PSR-7 responses"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.6-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "GuzzleHttp\\Psr7\\": "src/"
+                },
+                "files": [
+                    "src/functions_include.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Michael Dowling",
+                    "email": "mtdowling@gmail.com",
+                    "homepage": "https://github.com/mtdowling"
+                },
+                {
+                    "name": "Tobias Schultze",
+                    "homepage": "https://github.com/Tobion"
+                }
+            ],
+            "description": "PSR-7 message implementation that also provides common utility methods",
+            "keywords": [
+                "http",
+                "message",
+                "psr-7",
+                "request",
+                "response",
+                "stream",
+                "uri",
+                "url"
+            ],
+            "time": "2019-07-01T23:21:34+00:00"
+        },
+        {
+            "name": "psr/http-message",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-fig/http-message.git",
+                "reference": "f6561bf28d520154e4b0ec72be95418abe6d9363"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-fig/http-message/zipball/f6561bf28d520154e4b0ec72be95418abe6d9363",
+                "reference": "f6561bf28d520154e4b0ec72be95418abe6d9363",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Psr\\Http\\Message\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP-FIG",
+                    "homepage": "http://www.php-fig.org/"
+                }
+            ],
+            "description": "Common interface for HTTP messages",
+            "homepage": "https://github.com/php-fig/http-message",
+            "keywords": [
+                "http",
+                "http-message",
+                "psr",
+                "psr-7",
+                "request",
+                "response"
+            ],
+            "time": "2016-08-06T14:39:51+00:00"
+        },
+        {
+            "name": "ralouphie/getallheaders",
+            "version": "3.0.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/ralouphie/getallheaders.git",
+                "reference": "120b605dfeb996808c31b6477290a714d356e822"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/ralouphie/getallheaders/zipball/120b605dfeb996808c31b6477290a714d356e822",
+                "reference": "120b605dfeb996808c31b6477290a714d356e822",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.6"
+            },
+            "require-dev": {
+                "php-coveralls/php-coveralls": "^2.1",
+                "phpunit/phpunit": "^5 || ^6.5"
+            },
+            "type": "library",
+            "autoload": {
+                "files": [
+                    "src/getallheaders.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Ralph Khattar",
+                    "email": "ralph.khattar@gmail.com"
+                }
+            ],
+            "description": "A polyfill for getallheaders.",
+            "time": "2019-03-08T08:55:37+00:00"
+        },
+        {
+            "name": "serps/core",
+            "version": "v0.3.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/serp-spider/core.git",
+                "reference": "bbc93c2a348ea91a01046d29d7bf733274e85c7c"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/serp-spider/core/zipball/bbc93c2a348ea91a01046d29d7bf733274e85c7c",
+                "reference": "bbc93c2a348ea91a01046d29d7bf733274e85c7c",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.5",
+                "psr/http-message": "^1.0.0",
+                "symfony/css-selector": "^2|^3|^4"
+            },
+            "require-dev": {
+                "guzzlehttp/psr7": "^1.3.0",
+                "phpunit/phpunit": "~4.1",
+                "squizlabs/php_codesniffer": "~2.5",
+                "zendframework/zend-diactoros": "1.3.3"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "0.3.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Serps\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "Fair"
+            ],
+            "authors": [
+                {
+                    "name": "Soufiane GHZAL",
+                    "homepage": "https://github.com/gsouf"
+                }
+            ],
+            "description": "Search engine scrapper",
+            "homepage": "https://github.com/serp-spider/core",
+            "keywords": [
+                "bing",
+                "google",
+                "scrapper",
+                "search engine",
+                "yahoo"
+            ],
+            "time": "2020-02-22T09:54:56+00:00"
+        },
+        {
+            "name": "serps/http-client-curl",
+            "version": "v0.2.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/serp-spider/http-client-curl.git",
+                "reference": "67e57649b512dd1ae57bdb766bdd08d18de7f0cf"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/serp-spider/http-client-curl/zipball/67e57649b512dd1ae57bdb766bdd08d18de7f0cf",
+                "reference": "67e57649b512dd1ae57bdb766bdd08d18de7f0cf",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.5",
+                "serps/core": "~0.2.0|~0.3.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "~4.1",
+                "serps/http-client-test-suite": "*",
+                "squizlabs/php_codesniffer": "~2.5",
+                "zendframework/zend-diactoros": ">=1"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "0.2.*-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Serps\\HttpClient\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "Fair"
+            ],
+            "authors": [
+                {
+                    "name": "Soufiane GHZAL",
+                    "homepage": "https://github.com/gsouf"
+                }
+            ],
+            "description": "CURL client for SERPS",
+            "homepage": "https://github.com/serp-spider/serps-http-client-curl",
+            "keywords": [
+                "SERPS",
+                "curl",
+                "http client"
+            ],
+            "time": "2018-04-04T14:05:34+00:00"
+        },
+        {
+            "name": "serps/search-engine-google",
+            "version": "v0.4.8",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/serp-spider/search-engine-google.git",
+                "reference": "9f889148e8b39ffd98fdddb2bc58a2844bb14ae6"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/serp-spider/search-engine-google/zipball/9f889148e8b39ffd98fdddb2bc58a2844bb14ae6",
+                "reference": "9f889148e8b39ffd98fdddb2bc58a2844bb14ae6",
+                "shasum": ""
+            },
+            "require": {
+                "ext-dom": "*",
+                "php": ">=5.5",
+                "serps/core": "~0.3.0"
+            },
+            "require-dev": {
+                "guzzlehttp/psr7": "^1.4",
+                "phpunit/phpunit": "~4.1",
+                "serps/cli": "^1.1",
+                "squizlabs/php_codesniffer": "~3.2",
+                "symfony/yaml": ">=2.0"
+            },
+            "suggest": {
+                "guzzlehttp/psr7": "For http request",
+                "zendframework/zend-diactoros": "For http request"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "0.3.0-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Serps\\SearchEngine\\Google\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "Fair"
+            ],
+            "authors": [
+                {
+                    "name": "Soufiane GHZAL",
+                    "homepage": "https://github.com/gsouf"
+                }
+            ],
+            "description": "Google Rules and client for SERPS",
+            "homepage": "https://github.com/serp-spider/search-engine-google",
+            "keywords": [
+                "SERPS",
+                "google"
+            ],
+            "time": "2019-07-22T22:06:56+00:00"
+        },
+        {
+            "name": "symfony/css-selector",
+            "version": "v4.4.9",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/css-selector.git",
+                "reference": "afc26133a6fbdd4f8842e38893e0ee4685c7c94b"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/css-selector/zipball/afc26133a6fbdd4f8842e38893e0ee4685c7c94b",
+                "reference": "afc26133a6fbdd4f8842e38893e0ee4685c7c94b",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.1.3"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "4.4-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\CssSelector\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Jean-François Simon",
+                    "email": "jeanfrancois.simon@sensiolabs.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony CssSelector Component",
+            "homepage": "https://symfony.com",
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2020-03-27T16:54:36+00:00"
+        }
+    ],
+    "packages-dev": [],
+    "aliases": [],
+    "minimum-stability": "stable",
+    "stability-flags": [],
+    "prefer-stable": false,
+    "prefer-lowest": false,
+    "platform": {
+        "ext-curl": "*",
+        "ext-bz2": "*"
+    },
+    "platform-dev": [],
+    "plugin-api-version": "1.1.0"
+}
diff --git a/main.php b/main.php
index d68936c..3e7c0b6 100644
--- a/main.php
+++ b/main.php
@@ -3,6 +3,7 @@
 use Cvar1984\SqlScan\SqlScan;
 use Cvar1984\SqlScan\Cli as Cout;
 use Cvar1984\SqlScan\Dorker;
+
 try {
     $count = scandir('phar://main.phar/assets/');
     $count = sizeof($count);
diff --git a/src/Cli.php b/src/Cli.php
index 061da02..274c623 100644
--- a/src/Cli.php
+++ b/src/Cli.php
@@ -26,11 +26,25 @@ public static function printStandar($var)
     }
     public static function printLine($var)
     {
-        fprintf(STDOUT, '%s[#]%s %s%s', self::$light_cyan, self::$white, $var, PHP_EOL);
+        fprintf(
+            STDOUT,
+            '%s[#]%s %s%s',
+            self::$light_cyan,
+            self::$white,
+            $var,
+            PHP_EOL
+        );
     }
     public static function printWarning($var)
     {
-        fprintf(STDERR, '%s[!]%s %s%s', self::$light_red, self::$white, $var, PHP_EOL);
+        fprintf(
+            STDERR,
+            '%s[!]%s %s%s',
+            self::$light_red,
+            self::$white,
+            $var,
+            PHP_EOL
+        );
     }
     public static function printError($var)
     {
@@ -38,14 +52,35 @@ public static function printError($var)
     }
     public static function printSuccess($var)
     {
-        fprintf(STDOUT, '%s[+]%s %s%s', self::$light_green, self::$white, $var, PHP_EOL);
+        fprintf(
+            STDOUT,
+            '%s[+]%s %s%s',
+            self::$light_green,
+            self::$white,
+            $var,
+            PHP_EOL
+        );
     }
     public static function printFailed($var)
     {
-        fprintf(STDOUT, '%s[-]%s %s%s', self::$light_red, self::$white, $var, PHP_EOL);
+        fprintf(
+            STDOUT,
+            '%s[-]%s %s%s',
+            self::$light_red,
+            self::$white,
+            $var,
+            PHP_EOL
+        );
     }
     public static function printAsk($var)
     {
-        fprintf(STDOUT, '%s[?]%s %s%s', self::$yellow, self::$white, $var, PHP_EOL);
+        fprintf(
+            STDOUT,
+            '%s[?]%s %s%s',
+            self::$yellow,
+            self::$white,
+            $var,
+            PHP_EOL
+        );
     }
 }
diff --git a/src/Dorker.php b/src/Dorker.php
index 586b3df..c857ac6 100644
--- a/src/Dorker.php
+++ b/src/Dorker.php
@@ -1,5 +1,7 @@
 <?php
+
 namespace Cvar1984\SqlScan;
+
 use Serps\SearchEngine\Google\GoogleClient;
 use Serps\HttpClient\CurlClient;
 use Serps\SearchEngine\Google\GoogleUrl;
@@ -12,9 +14,16 @@ class Dorker
     protected static $userAgent = "Mozilla/5.0 (Windows NT 10.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.2214.93 Safari/537.36";
     protected static $browserLanguage = "fr-FR";
     protected static $error = null;
-    function __construct(string $dork, string $filename = 'result_url.txt')
-    {
-        $browser = new Browser(new CurlClient(), self::$userAgent, self::$browserLanguage);
+
+    public function __construct(
+        string $dork,
+        string $filename = 'result_url.txt'
+    ) {
+        $browser = new Browser(
+            new CurlClient(),
+            self::$userAgent,
+            self::$browserLanguage
+        );
         $googleClient = new GoogleClient($browser);
         $googleUrl = new GoogleUrl();
         $googleUrl->setSearchTerm($dork);
@@ -26,16 +35,15 @@ function __construct(string $dork, string $filename = 'result_url.txt')
                 Cout::printLine('title : ' . $result->title);
                 Cout::printLine('url : ' . $result->url);
                 $write = @fopen($filename, 'a');
+
                 if ($write) {
                     fprintf($write, '%s%s', $result->url, PHP_EOL);
                     fclose($write);
+                    Cout::printSuccess('Writed (' . $filename .')');
                 } else {
-                    self::$error = 'Waring can\'t write result';
+                    Cout::printLine('Waring can\'t write result');
                 }
             }
         }
-        if (!empty(self::$error)) {
-            Cout::printWarning(self::$error);
-        }
     }
 }
diff --git a/src/SqlScan.php b/src/SqlScan.php
index 8e69a5d..b54d6b1 100644
--- a/src/SqlScan.php
+++ b/src/SqlScan.php
@@ -1,11 +1,14 @@
 <?php
 namespace Cvar1984\SqlScan;
+
 use Cvar1984\SqlScan\Cli as Cout;
 
-class SqlScan  {
-    protected static $sql;
+class SqlScan
+{
+    protected static array $sqlList;
+    protected static array $bannedExtension;
 
-    function __construct()
+    public function __construct()
     {
         // setup
         $sql = file_get_contents('phar://main.phar/assets/sql.ini');
@@ -15,10 +18,23 @@ function __construct()
 
         Cout::printSuccess('Sql word included');
         $sql = trim($sql, ',');
-        self::$sql = explode(',', $sql);
+        self::$sqlList = explode(',', $sql);
+        self::$bannedExtension = [
+            'pdf',
+            'zip',
+            'mp3',
+            'mp4',
+            '3gp',
+            'jpg',
+            'png',
+            'gif',
+            'iso',
+            'gz',
+            'rar',
+        ];
     }
 
-    public function scan(string $url, string $filename)
+    public function scan(string $url, string $filename) : void
     {
         $parser = new \Cvar1984\SqlScan\WebsiteParser($url);
         if (empty($url)) {
@@ -26,24 +42,20 @@ public function scan(string $url, string $filename)
         }
 
         Cout::printLine('Extracting : ' . $url);
-        $url   = $parser->getHrefLinks();
+        $url = $parser->getHrefLinks();
         $count = sizeof($url);
         Cout::printLine('Total raw urls : ' . $count);
 
         if (!empty($count)) {
-            $urlz = array();
+            $urlz = [];
             foreach ($url as $urls) {
-                if (pathinfo($urls[0], PATHINFO_EXTENSION) == 'pdf') continue;
-                elseif (pathinfo($urls[0], PATHINFO_EXTENSION) == 'zip') continue;
-                elseif (pathinfo($urls[0], PATHINFO_EXTENSION) == 'mp4') continue;
-                elseif (pathinfo($urls[0], PATHINFO_EXTENSION) == 'mp3') continue;
-                elseif (pathinfo($urls[0], PATHINFO_EXTENSION) == 'tar') continue;
-                elseif (pathinfo($urls[0], PATHINFO_EXTENSION) == 'jpg') continue;
-                elseif (pathinfo($urls[0], PATHINFO_EXTENSION) == 'png') continue;
-                elseif (pathinfo($urls[0], PATHINFO_EXTENSION) == 'gif') continue;
-                elseif (pathinfo($urls[0], PATHINFO_EXTENSION) == 'm4a') continue;
-                elseif (pathinfo($urls[0], PATHINFO_EXTENSION) == '3gp') continue;
-                if (!preg_match('/=/', $urls[0])) continue;
+                $urlExtension = pathinfo($urls[0], PATHINFO_EXTENSION);
+                if (in_array($urlExtension, self::$bannedExtension)) {
+                    continue;
+                }
+                if (!preg_match('/=/', $urls[0])) {
+                    continue;
+                }
                 $urlz[] = $urls[0];
             }
             $count = count($urlz);
@@ -51,13 +63,15 @@ public function scan(string $url, string $filename)
             Cout::printLine('Total available urls : ' . $count);
             foreach ($urlz as $urls) {
                 $urls = str_replace('=', '=\'', $urls);
-                //Cout::printLine('Testing : ' . $urls);
+                Cout::printStandar('Scanning ');
                 $progressBar->advance();
                 $result = @file_get_contents($urls);
 
-                foreach (self::$sql as $sqli) {
-                    if (preg_match('/' . $sqli . '/', $result)) {
+                foreach (self::$sqlList as $sqli) {
+                    if (preg_match('/' . $sqli . '/Usi', $result)) {
                         Cout::printSuccess('Hit (' . $sqli . ')');
+                        Cout::printSuccess('Url (' . $urls . ')');
+                        Cout::printSuccess('Saved (' . $filename . ')');
                         $file = @fopen($filename, 'a');
                         if (!$file) {
                             Cout::printWarning('warning can\'t write result');