scriptbox

Unnamed repository; edit this file 'description' to name the repository.
Log | Files | Refs | README

index.php (2013B)

      1 <?php
      2 
      3 use dsl\executor\DslInterpreter;
      4 
      5 require('./autoload.php');
      6 
      7 ?><html>
      8 <head><title>Scriptbox</title>
      9 <style>
     10     textarea {
     11         width: 100%;
     12         height: 50%;
     13     }
     14 
     15 </style></head>
     16 <body>
     17 
     18 
     19 <h1>Scriptbox</h1>
     20 <p>Scriptbox is a Script sandbox for PHP.</p><p>The syntax is a subset of Javascript.<br/> The interpreter is supporting functions, full arithmetic calculations, for-loops, if-else statements.
     21 </p>
     22     <?php $code = @$_POST['code'] ?: <<<DEF
     23 // Script sandbox
     24 // Feel free to write some code here....
     25 //write( "test" );
     26 
     27 /**
     28  * functions without parameters
     29  */
     30 function something() {
     31         return "something";
     32 }
     33 
     34 write( "I wrote " + something() + "\\n" );
     35 
     36 /**
     37  * functions with parameters
     38  */
     39 function sayName( name ) {
     40   write( "your name is " + name + "\\n" );
     41 }
     42 
     43 sayName("Alice");
     44 
     45 // Arithmetic magic 
     46 write( "Arithmetic magic: 1 + 2 * (3 + 2) = " );
     47 write(  1 + 2 * (3 + 2)  );
     48 write( "\\n" );
     49 
     50 
     51 // lists...
     52 names = Array.of("Alice","Bob",something() );
     53 
     54 for( name of names ) {
     55    write( "A name: " + name + "\\n");
     56 
     57    // some condition...
     58    if   ( name == "Alice" )
     59       write( "Hello Alice, nice to meet you! "+"\\n");
     60    else
     61       write( "Your are not Alice"+"\\n");
     62 }
     63 DEF
     64    ; ?>
     65 
     66 <fieldset>
     67 <legend>Output</legend>
     68 <pre><?php
     69     try {
     70         error_reporting( E_ALL );
     71         $interpreter = new DslInterpreter( DslInterpreter::FLAG_SHOW_ERROR  );
     72         $interpreter->runCode( $code );
     73         echo htmlentities( $interpreter->getOutput() );
     74     } catch( Exception $e ) {
     75         // should never happen because the interpreter catches all.
     76         echo "Unexcepted error while running the script: \n".htmlentities( $e->getMessage() )."\n";
     77     }
     78     ?>
     79 </pre>
     80 </fieldset>
     81     <fieldset>
     82         <legend>Source</legend>
     83         <form action="./" method="POST">
     84             <textarea name="code" rows="50" style="border:0;"><?php echo htmlentities( $code ) ?></textarea>
     85             <input type="submit" value="Execute" />
     86         </form>
     87     </fieldset>
     88 
     89 </body></html>