php getTagVal for http req

function makeTagVal($tag,$val){

echo urlencode("<".$tag.">".$val."<".$tag.">");

}


function getTagVal($tag,$source){

$source=urldecode($source);

eval("\$p=split('<".$tag.">|</".$tag.">',\$source);");

return $p[1];

}
bg83

Create barcode with php

copas from php.net

<?php

function UPCAbarcode($code) {

$lw = 2; $hi = 100;

$Lencode = array('0001101','0011001','0010011','0111101','0100011',

'0110001','0101111','0111011','0110111','0001011');

$Rencode = array('1110010','1100110','1101100','1000010','1011100',

'1001110','1010000','1000100','1001000','1110100');

$ends = '101'; $center = '01010';

/* UPC-A Must be 11 digits, we compute the checksum. */

if ( strlen($code) != 11 ) { die("UPC-A Must be 11 digits."); }

/* Compute the EAN-13 Checksum digit */

$ncode = '0'.$code;

$even = 0; $odd = 0;

for ($x=0;$x<12;$x++) {

if ($x % 2) { $odd += $ncode[$x]; } else { $even += $ncode[$x]; }

}

$code.=(10 - (($odd * 3 + $even) % 10)) % 10;

/* Create the bar encoding using a binary string */

$bars=$ends;

$bars.=$Lencode[$code[0]];

for($x=1;$x<6;$x++) {

$bars.=$Lencode[$code[$x]];

}

$bars.=$center;

for($x=6;$x<12;$x++) {

$bars.=$Rencode[$code[$x]];

}

$bars.=$ends;

/* Generate the Barcode Image */

$img = imagecreate($lw*95+30,$hi+30) or die("Cannot Initialize new GD image stream");;

$fg = imagecolorallocate($img, 0, 0, 0);

$bg = imagecolorallocate($img, 255, 255, 255);

imagefilledrectangle($img, 0, 0, $lw*95+30, $hi+30, $bg);

$shift=10;

for ($x=0;$x<strlen($bars);$x++) {

if (($x<10) || ($x>=45 && $x<50) || ($x >=85)) { $sh=10; } else { $sh=0; }

if ($bars[$x] == '1') { $color = $fg; } else { $color = $bg; }

imagefilledrectangle($img, ($x*$lw)+15,5,($x+1)*$lw+14,$hi+5+$sh,$color);

}

/* Add the Human Readable Label */

imagestring($img,4,5,$hi-5,$code[0],$fg);

for ($x=0;$x<5;$x++) {

imagestring($img,5,$lw*(13+$x*6)+15,$hi+5,$code[$x+1],$fg);

imagestring($img,5,$lw*(53+$x*6)+15,$hi+5,$code[$x+6],$fg);

}

imagestring($img,4,$lw*95+17,$hi-5,$code[11],$fg);

/* Output the Header and Content. */

header("Content-type: image/png");

imagepng($img);

}

UPCAbarcode('12345678901');

?>

bg83

captcha

session_start();
// The text to draw
$text = 'Testing...';
$str = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
$text = substr(str_shuffle($str),0,4);
$_SESSION['a']=$text;
// Set the content-type
header("Content-type: image/png");

// Create the image
$im = imagecreatetruecolor(150, 30);

// Create some colors
$white = imagecolorallocate($im, 255, 255, 255);
$grey = imagecolorallocate($im, 128, 128, 128);
$black = imagecolorallocate($im, 0, 0, 0);
imagefilledrectangle($im, 0, 0, 399, 29, $white);


// Replace path by your own font path
$font = 'PAPYRUS.TTF';

// Add some shadow to the text
imagettftext($im, 20, 0, 11, 21, $grey, $font, $text);

// Add the text
imagettftext($im, 20, 0, 10, 20, $black, $font, $text);

// Using imagepng() results in clearer text compared with imagejpeg()
imagepng($im);
imagedestroy($im);
?>
bg83