add README file

Author: LuisAraujo

README.md

@@ -0,0 +1,39 @@
+#API Execute Code
+
+API to execute code and return whether code result in error ou success.
+
+**request**
+
+- Method: POST.
+- Params: code, lang.
+
+
+**return:**
+
+```json
+
+	{"status": "error"};
+
+```
+
+```json
+
+	{"status": "noerror"}
+
+```
+
+
+**Language supported**
+
+- C
+
+- Python
+
+**Requirements**
+
+Interpreter or Compiler of languages.
+
+
+**Examples**
+
+Look sample.html

api.php

@@ -1,39 +1,28 @@
 <?php
 
-function generateRandomString($length = 10) { 
-	$characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; 
-	
-	$charactersLength = strlen($characters); 
-
-	$randomString = '';
-
-	for ($i = 0; $i < $length; $i++) { 
-		$randomString .= $characters[rand(0, $charactersLength - 1)];
-	} 
-
-	return $randomString;
-}
+include "geraterandompath.php";
 
+//get a valid path
 do{
 	$token = "files_exec/".generateRandomString();
 
 }while( is_dir($token) );
 
-
-//$_POST["idtoken"];
+//code sended
 $code = $_POST['code'];
+//lang of code
 $lang = isset($_POST['lang'])?$_POST['lang']:"c";
 
-//Creating folder
+//creating folders
 $uritoken= $token."/";
 
-
-
+//has dir?
 if( !mkdir($uritoken) ){
 	echo '{"status": "file-error"}';
 	return;
 }
 
+/*Language supported: c and python*/
 if($lang == "c"){
 
 	$namefile =$uritoken."code.c";
@@ -51,19 +40,17 @@ function generateRandomString($length = 10) {
 	$cmd = "python ".$namefile;
 }
 
+//executing code
 exec($cmd, $result, $error);
 
-if($error){
-	
+//has a error?
+if($error){	
 	echo '{"status": "error"}';
-	//return;
 }else{
-	
 	echo '{"status": "noerror"}';
-	//return;
 }
 
-sleep(1);
+//delete all file gerate
 
 if( file_exists($uritoken."output") )
 	unlink($uritoken."output");

geraterandompath.php

@@ -0,0 +1,16 @@
+<?php
+
+function generateRandomString($length = 10) { 
+	$characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; 
+	
+	$charactersLength = strlen($characters); 
+
+	$randomString = '';
+
+	for ($i = 0; $i < $length; $i++) { 
+		$randomString .= $characters[rand(0, $charactersLength - 1)];
+	} 
+
+	return $randomString;
+}
+