Programmingsite : source code

Adding captcha capabilities

admin — Thu, 25 Aug 2011 07:27:36 +0000

//Validate the Recaptcha’ Before continuing with POST ACTION
function validateCaptcha()
{
    challengeField = $("input#recaptcha_challenge_field").val();
    responseField = $("input#recaptcha_response_field").val();

    var html = $.ajax({
        type: "POST",
        url: "../php/validateform.php",
        data: "form=signup&recaptcha_challenge_field=" + challengeField + "&recaptcha_response_field=" + responseField,
        async: false
        }).responseText;

    //console.log( html );
    if(html == "success") {
        //Add the Action to the Form
        $("form").attr("action", "../php/db-process-form.php");
        $("#submit").attr("value", "Submit");
        //Indicate a Successful Captcha
        $("#captcha-status").html("

Success! Thanks you may now proceed.

");
} else {
$("#captcha-status").html("

The security code you entered did not match. Please try again.

");
Recaptcha.reload();
}
}

Bookmark It

No related posts.

Related posts brought to you by Yet Another Related Posts Plugin.

Add to bookmarks

admin — Thu, 25 Aug 2011 07:24:27 +0000

$("a#bookmark").click(function(){
   var bookmarkUrl = this.href;
   var bookmarkTitle = this.title;

   if ($.browser.mozilla) // For Mozilla Firefox Bookmark
   {
    window.sidebar.addPanel(bookmarkTitle, bookmarkUrl,"");
   }
   else if($.browser.msie || $.browser.webkit) // For IE Favorite
   {
    window.external.AddFavorite( bookmarkUrl, bookmarkTitle);
   }
   else if($.browser.opera ) // For Opera Browsers
   {
    $(this).attr("href",bookmarkUrl);
    $(this).attr("title",bookmarkTitle);
    $(this).attr("rel","sidebar");
    $(this).click();
   }
   else // for other browsers which does not support
   {
        alert(‘Please hold CTRL+D and click the link to bookmark it in your browser.’);
   }
   return false;
});

Bookmark It

No related posts.

Related posts brought to you by Yet Another Related Posts Plugin.

Soundex function example

admin — Wed, 24 Aug 2011 10:48:41 +0000

$word2find = ’stupid’;

$words = array(
    ’stupid’,
    ’stu and pid’,
    ‘hello’,
    ‘foobar’,
    ’stpid’,
    ’supid’,
    ’stuuupid’,
    ’sstuuupiiid’,
);

while(list($id, $str) = each($words)){

    $soundex_code = soundex($str);

    if (soundex($word2find) == $soundex_code){
        print ‘"’ . $word2find . ‘" sounds like ‘ . $str;
    }
    else {
        print ‘"’ . $word2find . ‘" sounds not like ‘ . $str;
    }

    print "\n";
}

/*
result:

"stupid" sounds like stupid
"stupid" sounds not like stu and pid
"stupid" sounds not like hello
"stupid" sounds not like foobar
"stupid" sounds like stpid
"stupid" sounds not like supid
"stupid" sounds like stuuupid
"stupid" sounds like sstuuupiiid
*/

Bookmark It

No related posts.

Related posts brought to you by Yet Another Related Posts Plugin.

Basic watermarking example

admin — Wed, 24 Aug 2011 10:46:54 +0000

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

// get image file
$img_name = "test.jpg";
$img_src = imagecreatefromjpeg($img_name);
$width_src = imagesx($img_src);
$height_src = imagesy($img_src);

// new image size = old image size
$width_dst = $width_src;
$height_dst = $height_src;
$quality = 80;

// create new image
$img = imagecreatetruecolor($width_src, $height_dst);
imagecopyresampled($img, $img_src, 0, 0, 0, 0, $width_dst, $height_dst, $width_src, $height_src);

// rectangle size for text box
$x1_rect = 0;
$y1_rect = $height_dst – 18;
$x2_rect = $width_dst;
$y2_rect = $height_dst;

$color = imagecolorallocate($img, 0, 0, 0);
$letter_color = imagecolorallocate($img, 255, 255, 255);
$text = "watermark text”;
imagefilledrectangle($img, $x1_rect, $y1_rect, $x2_rect, $y2_rect, $color);
imagettftext($img, 12, 0, $x1_rect+5, $y1_rect+14, $letter_color, "Arial.ttf", $text);

// show in browser
imagejpeg($img, ”, $quality);

imagedestroy($img_src);
imagedestroy($img);

?>

// Image Watermark

$logo = imagecreatefromgif("test.gif");
imagecopymerge($img, $logo, 200, 50, 0, 0, 300, 300, 80);

Bookmark It

No related posts.

Related posts brought to you by Yet Another Related Posts Plugin.

PHP and GTK example

admin — Wed, 24 Aug 2011 10:21:08 +0000

    class GUI extends GtkWindow {

        /*
         * Class constructor
         *
         *    @param int $width        window width
         *    @param int $height        window height
         *    @param int $title        title bar text
         *
         */

        public function __construct($width=400, $height=200, $title="PHP-GTK GUI") {
            // Call parent class constructor
            parent::__construct();

            // Set basic window properties
            $this->set_default_size($width,$height);
            $this->set_title($title);
            $this->connect_simple("destroy",array($this,"__destruct"));

            // Creates widgets
            $this->setControls();

            // Updates GUI
            $this->show_all();
        }

        /*
         * Class destructor
         *
         * Breaks main GTK loop and destroys window
         */

        public function __destruct() {
            gtk::main_quit();
        }

        /*
         * Creates controls used in window
         */

        private function setControls() {

            // Creates new buttons and text label
            $lbl =& new GtkLabel("Hello World!");
            $bOk =& new GtkButton("_Ok");
            $bClose =& new GtkButton("_Close");

            // Bind events to widgets
            $bOk->connect_simple("clicked",array($this,"createDialog"));
            $bClose->connect_simple("clicked",array($this,"destroy"));

            // Creates a grid and attaches widgets to it
            $tbl =& new GtkTable(4,2);
            $tbl->attach($lbl,0,1,0,2);
            $tbl->attach($bOk,1,2,0,1);
            $tbl->attach($bClose,1,2,1,2);

            // Adds grid to the window
            $this->add($tbl);
        }

        /*
         * Creates Modal dialog
         */

        public function createDialog() {
            $dialog =& new GtkMessageDialog($this, Gtk::DIALOG_MODAL, Gtk::MESSAGE_WARNING, Gtk::BUTTONS_OK, "PHP-GTK Modal Dialog");
            $dialog->set_markup("Modal Dialog example");
            $dialog->run();
            $dialog->destroy();
        }
    }

    if (class_exists("gtk")) { // Checks if GTK module is loaded

        // Creates new instance of class GUI
        new GUI(300,75,"Example Window");
        Gtk::main();

    }    else die("GTK Module not loaded."); // Exit

?>

Bookmark It

No related posts.

Related posts brought to you by Yet Another Related Posts Plugin.

Get bluray release dates

admin — Wed, 24 Aug 2011 10:17:54 +0000

if(isset($_GET['movie'])) {
$pdata = $_GET['movie'];
} else {
die("");
}

if (strlen($pdata) < 5) { die("At least 5 letters in search."); }

$data = file_get_contents("http://bluray.highdefdigest.com/releasedates.html");
preg_match_all(‘/

.*.*<\/a>/’, $data, $results);

foreach ($results[0] as $linkki) {
        preg_match(‘/http\:\/\/bluray.highdefdigest\.com\/[0-9]+\/.*\.html/’, $linkki, $linkit[]);
        preg_match(‘/html\">.*<\/a>/’, $linkki, $leffax);
        $leffa = str_replace(‘html">’, ”, $leffax[0]);
        $leffa = str_replace(‘’, ”, $leffa);
        $leffatx[] = trim($leffa);
}

$paskaa = "-1";

$f = "0";

$checkki = "0";
foreach ($leffatx as $movie) {
$insidecheck = "0";
        $paskaa++;

    if (preg_match("/^$pdata/i", $movie)) {
        $neekeri[] = $movie;
        $checkki++;
    }

    if ($checkki == "4") {
        if ($_GET['all'] != "yes") {
            die("To see more results, goto: script.php?all=yes&movie=$pdata\n");
        }
    }

        if (preg_match("/^$pdata/i", $movie)) {
                $datelinkki = $linkit[$paskaa][0];
                $datedata = file_get_contents("$datelinkki");
                preg_match_all(‘/Street Date.*/’, $datedata, $dateresults);
                if(isset($dateresults[0][0])) {
                        echo "$movie – ".$dateresults[0][0]."\n";
            $f = "1";
            $insidecheck = "1";
                }
        }
    if ($insidecheck != "1") {
        if (preg_match("/$pdata/i", $movie)) {
                $datelinkki = $linkit[$paskaa][0];
                $datedata = file_get_contents("$datelinkki");
                preg_match_all(‘/Street Date.*/’, $datedata, $dateresults);
                if(isset($dateresults[0][0])) {
                        echo "$movie – ".$dateresults[0][0]."\n";
            $f = "1";
                }
        }
    }

}

if($f == "0") {
    echo " ".$pdata." returned 0 hits.";
}

?>

Bookmark It

No related posts.

Related posts brought to you by Yet Another Related Posts Plugin.

Force a file to download

admin — Wed, 24 Aug 2011 10:05:36 +0000

function downloadFile($file){
        $file_name = $file;
        $mime = ‘application/force-download’;
    header(‘Pragma: public’);     // required
    header(‘Expires: 0′);        // no cache
    header(‘Cache-Control: must-revalidate, post-check=0, pre-check=0′);
    header(‘Cache-Control: private’,false);
    header(‘Content-Type: ‘.$mime);
    header(‘Content-Disposition: attachment; filename="’.basename($file_name).’"’);
    header(‘Content-Transfer-Encoding: binary’);
    header(‘Connection: close’);
    readfile($file_name);        // push it out
    exit();
}

from http://www.tecnocrazia.com/

Bookmark It

No related posts.

Related posts brought to you by Yet Another Related Posts Plugin.

Limit file download speed

admin — Wed, 24 Aug 2011 10:03:01 +0000

//Author: Jonas John
// local file that should be send to the client
$local_file = ‘test-file.zip’;

// filename that the user gets as default
$download_file = ‘your-download-name.zip’;

// set the download rate limit (=> 20,5 kb/s)
$download_rate = 20.5;

if(file_exists($local_file) && is_file($local_file)) {

    // send headers
    header(‘Cache-control: private’);
    header(‘Content-Type: application/octet-stream’);
    header(‘Content-Length: ‘.filesize($local_file));
    header(‘Content-Disposition: filename=’.$download_file);

    // flush content
    flush();

    // open file stream
    $file = fopen($local_file, "r");

    while (!feof($file)) {

        // send the current file part to the browser
        print fread($file, round($download_rate * 1024));

        // flush the content to the browser
        flush();

        // sleep one second
        sleep(1);
    }

    // close file stream
    fclose($file);

}
else {
    die(‘Error: The file ‘.$local_file.’ does not exist!’);
}

Bookmark It

No related posts.

Related posts brought to you by Yet Another Related Posts Plugin.

List images in a folder

admin — Wed, 24 Aug 2011 09:59:46 +0000

// the directory, where your images are stored
$imgdir = ‘/images/’;

// list of filetypes you
$allowed_types = array(‘png’,'jpg’,'jpeg’,'gif’); want to show

$dimg = opendir($imgdir);
while($imgfile = readdir($dimg))
{
if(in_array(strtolower(substr($imgfile,-3)),$allowed_types))
{
$a_img[] = $imgfile;
sort($a_img);
reset ($a_img);
}
}
// total image number
$totimg = count($a_img);

for($x=0; $x < $totimg; $x++)
{
$size = getimagesize($imgdir.’/’.$a_img[$x]);

// do whatever
$halfwidth = ceil($size[0]/2);
$halfheight = ceil($size[1]/2);
echo ‘

‘;
}

Bookmark It

No related posts.

Related posts brought to you by Yet Another Related Posts Plugin.

Compress css files

admin — Wed, 24 Aug 2011 09:58:03 +0000

header(‘Content-type: text/css’);
ob_start("compress");
function compress($buffer) {
/* remove comments */
$buffer = preg_replace(‘!/\*[^*]*\*+([^/][^*]*\*+)*/!’, ”, $buffer);
/* remove tabs, spaces, newlines, etc. */
$buffer = str_replace(array("\r\n", "\r", "\n", "\t", ‘ ‘, ‘    ‘, ‘    ‘), ”, $buffer);
return $buffer;
}

/* your css files */
include(‘master.css’);
include(‘typography.css’);
include(‘grid.css’);
include(‘print.css’);
include(‘handheld.css’);

ob_end_flush();

Bookmark It

No related posts.

Related posts brought to you by Yet Another Related Posts Plugin.