Mahmoud's $_POST read/write file form

File is there and readable -- reading the mytext file.

Message BLACK SCREEN SUPER: New Line Cinema Presents xxxxx SUPER: A Wingnut Films Production BLACK CONTINUES... ELVISH SINGING....A WOMAN'S VOICE IS whispering, tinged with SADNESS and REGRET: GALADRIEL (V.O.) (Elvish: subtitled) "I amar prestar sen: han mathon ne nen, han mathon ne chae...a han noston ned wilith." (English:) The world is changed: I feel it in the water, I feel it in the earth, I smell it in the air...Much that once was is lost, for none now live who remember it. SUPER: THE LORD OF THE RINGS EXT. PROLOGUE -- DAY IMAGE: FLICKERING FIRELIGHT. The NOLDORIN FORGE in EREGION. MOLTEN GOLD POURS from the lip of an IRON LADLE. GALADRIEL (V.O.) It began with the forging of the Great Rings. IMAGE: THREE RINGS, each set with a single GEM, are received by the HIGH ELVES-GALADRIEL, GIL-GALAD and CIRDAN. GALADRIEL (V.O.) (CONT'D) Three were given to the Elves, immortal, wisest...fairest of all beings. IMAGE: SEVEN RINGS held aloft in triumph by the DWARF LORDS. GALADRIEL (V.O.) (CONT'D) Seven to the Dwarf Lords, great miners and craftsmen of the mountain halls. IMAGE: NINE RINGS clutched tightly by the KINGS OF MEN...as if holding-close a precious secret. GALADRIEL (V.O.) (CONT'D) And Nine...nine rings were gifted to the race of Men who, above all else, desire power. (MORE) (CONTINUED) 2. CONTINUED: GALADRIEL (V.O.) (CONT'D) For within these rings was bound the strength and will to govern each race. FADE TO BLACK GALADRIEL (V.O.) (CONT'D) But they were all of them deceived. FADE UP: An ancient PARCHMENT MAP of MIDDLE EARTH...moving slowly across the MAP as if drawn by an unseen force the CAMERA closes in on a PLACE NAME...MORDOR. GALADRIEL (V.O.) (CONT'D) ...for another ring was made. TEASING SHOTS: SAURON forging the ONE RING in the CHAMBERS of SAMMATH NAUR. GALADRIEL (V.O.) (CONT'D) In the land of Mordor, in the fires of Mount Doom, the Dark Lord Sauron forged in secret a Master Ring to control all others. IMAGE: The ONE RING reflecting FIERY LAVA! FIRE WRITING emerges on the plain BAND OF GOLD. GALADRIEL (V.O.) (CONT'D) ...and into this Ring he poured his cruelty, his malice and his will to dominate all life. IMAGE: THE ONE RING falls through SPACE and into flames... GALADRIEL (V.O.) (CONT'D) One Ring to rule them all... IMAGE: A GREAT SHADOW falls across the MAP...closing in around the realm of GONDOR... IMAGE: SCREAMING VILLAGERS, MEN, WOMEN, AND CHILDREN, RUN from their homes, pursued by ARMIES OF HIDEOUS ORCS. GALADRIEL One by one the Free lands of Middle earth fell to the power of the ring. FADE TO BLACK GALADRIEL (V.O.) (CONT'D) But there were some...who resisted. (CONTINUED)

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CODE FOLLOWS

<?php

include('includes/header.php');

// code
error_reporting(E_ALL);    // set error reporting to all

echo('<h1>Mahmoud\'s $_POST read/write file form</h1>');

// Note: the variables arw being passed via POST ternary operators.

$step = isset($_POST['step']) ? $_POST['step'] : 0;
$str = isset($_POST['message']) ? $_POST['message'] : '';

// scrub input from the form that will be printed (echoed) to the Browser.
$str = htmlspecialchars($str);
echo($str);
echo('<br>');

$file = 'doc/mytext.txt';

if ($step == 1)
{
    $handle = fopen($file, 'w');    // try writing the file
    if ($handle)
    {
        echo('Writing message to the mytext file. <br>');

        // writes the message to the mytext file
        fwrite($handle, $str);
        fclose($handle);
    }
    else
    {
        echo('Cannot write to the mytext file! <br>');
    }
}

if (file_exists($file))        // does file exist?
{
    $handle = fopen($file, 'r');    // try reading the file
    if ($handle)
    {
        echo('File is there and readable -- reading the mytext file. <br>');

        // read the contents of the mytext file and place in $str
        $str = fread($handle, filesize($file));
        // scrub $str
        $str = htmlspecialchars($str);
        fclose($handle);
    }
    else
    {
        echo("Cannot read the mytext file! <br>");
    }
}
else
{
    echo('File is NOT there -- creating a new mytext file. <br>');

    // create a new mytext file
    $handle = fopen($file, 'w') or die('Could not create file.');
    fwrite($handle, '');
    fclose($handle);
}
// $str = nl2br($str);
?>
    <br><br>
    <form action="" method="POST">
        <label for="message">Message</label>
        <textarea id="message" name="message" rows="4" cols="50">
<?php echo($str); ?>
</textarea>
        <br><br>
        <input type="hidden" name="step" value="1">
        <input type="submit" name="submit" value="Submit">
    </form>

<?php
include('includes/footer.php');
?>

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