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<?
function bin2text($bin_str)
{
$text_str = '';
$chars = explode("\n", chunk_split(str_replace("\n", '', $bin_str), 8));
$_I = count($chars);
for($i = 0; $i < $_I; $text_str .= chr(bindec($chars[$i])), $i );
return $text_str;
}
function text2bin($txt_str)
{
$len = strlen($txt_str);
$bin = '';
for($i = 0; $i < $len; $i )
{
$bin .= strlen(decbin(ord($txt_str[$i]))) < 8 ? str_pad(decbin(ord($txt_str[$i])), 8, 0, STR_PAD_LEFT) : decbin(ord($txt_str[$i]));
}
return $bin;
}
print text2bin('How are you gentlements?');
?>
Generate HTML Calendar of a month of year
<?php
/**
* calendar class :
* @package
* @access public
**/
class calendar{
/**
* Constructor
* @access protected
*/
function calendar(){
}
/**
* calendar::html_month_calendar()
*
* @param integer $m The month value, could be returned with $m = date("m");
* @return
**/
function html_month_calendar($m = "",$y = ""){
if (trim($m) == "") {
$m = date($m);
}
if (trim($y)=="") {
$y = date("Y");
}
$curr_month = date("m");
$d = date("d");
if ($m==1) {
$m_1 = 12;
$y_1 = $y-1;
} else {
$m_1 = $m-1;
$y_1 = $y;
}
$to = mktime(0,0,0,$m_1,0,$y_1);
$days_in_month = strftime ("%d",$to);
$from = mktime(0,0,0,$m,1,$y);
$from_a = getdate($from);
$to_a = getdate($to);
$calendar = "\n<table bgcolor=white cellpadding=2 cellspacing=0>
<tr>
<th>Dim</th>
<th>Lun</th>
<th>Mar</th>
<th>Mer</th>
<th>Jeu</th>
<th>Ven</th>
<th>Sam</th>
</tr>\n";
$Days = 0;
for($i = 1; $i <= 6; $i++){
$calendar .= "<tr>\n";
for($j = 0; $j <= 6 ; $j++){
if ($d == ($Days+1) and $curr_month==$m) {
$b1 = "<b>";$b2 = "</b>";
} else $b1 = "";$b2 = "";
if ($from_a["wday"]==$j and $Days==0) {
$Days++;
$calendar .= "<td>$b1 $Days $b2</td>";
} elseif($Days==0) {
$calendar .= "<td></td>";
} else {
$Days++;
if ($Days<=$days_in_month) {
$calendar .= "<td>$b1 $Days $b2</td>";
} else {
$calendar .= "<td></td>";
}
}
} // for
$calendar .= "</tr>\n";
} // for
$calendar .= "</table><center>\n";
return $calendar;
}
/**
*
* @access public
* @return void
**/
function html_year_calendar($y = ""){
if (trim($y)=="") {
$y = date("Y");
}
$year_calendar = "<table bgcolor=white cellpadding=2 cellspacing=0 width=100% border=1>\n<tr>\n";
for($i = 1; $i <= 12; $i++){
$year_calendar .= "<td valign=top>Mois $i <br>".$this->html_month_calendar($i,$y )."</td>";
if ($i == 3 or $i == 6 or $i == 9) {
$year_calendar .= "</tr>\n<tr>\n";
}
} // for
$year_calendar .= "</tr><table>";
return $year_calendar;
}
}
$cal = new calendar;
//echo $cal->html_month_calendar();
echo $cal->html_year_calendar();
?>
<?
// Header rows
print ("<body bgcolor=black text=white>");
print ("<table border=1 width=100%>
<tr>
<td width=18%><font face=Verdana, Arial, Helvetica, sans-serif size=2><b>Name</b></font></td>
<td width=82%><font face=Verdana, Arial, Helvetica, sans-serif
size=2><b>Email</b></font></td>");
// DB connection information
$connection = mysql_connect("localhost","username","password");
$db = mysql_select_db("database", $connection);
// SQL Query
$sql = mysql_query("SELECT * FROM table");
$alternate = "2"; // number of alternating rows
while ($row = mysql_fetch_array($sql)) {
$name = $row["name"]; //name of field
$email = $row["email"];
if ($alternate == "1") {
$colour = "#000000";
$alternate = "2";
}
else {
$colour = "#464646";
$alternate = "1";
}
print ("</tr><tr><td bgcolor=$colour width=18%><font face=Verdana, Arial, Helvetica,
sans-serif size=2>$name</font></td><td bgcolor=$colour width=82%>
<font face=Verdana, Arial, Helvetica, sans-serif size=2>$email</font></td>
</tr>");
}
print ("</table>");
?>
Create a lighter shade of a hex color
<?
function hexLighter($hex,$factor = 30)
{
$new_hex = '';
$base['R'] = hexdec($hex{0}.$hex{1});
$base['G'] = hexdec($hex{2}.$hex{3});
$base['B'] = hexdec($hex{4}.$hex{5});
foreach ($base as $k => $v)
{
$amount = 255 - $v;
$amount = $amount / 100;
$amount = round($amount * $factor);
$new_decimal = $v + $amount;
$new_hex_component = dechex($new_decimal);
if(strlen($new_hex_component) < 2)
{ $new_hex_component = "0".$new_hex_component; }
$new_hex .= $new_hex_component;
}
return $new_hex;
}
?>
Example, making a new colour 50% lighter than the first:
<?
$myCol = "FFCC99";
$newCol = hexLighter($myCol, 50);
?>
<?php
function make_thumb($imagefile, $new_w=75, $new_h=75)
{
// get source image info.
$img_data=getimagesize($imagefile);
$src_w=$img_data[0];
$src_h=$img_data[1];
// get source image
$src_img=ImageCreateFromPNG($imagefile) or die ("Cannot open source");
// create a target image
$dst_img=imagecreate($new_w,$new_h);
// create the thumbnail
imagecopyresized($dst_img,$src_img, 0, 0, 0, 0, $new_w, $new_h, $src_w, $src
_h);
// switch to subdir.
chdir("thumbnails");
// if the image already exists blow it away.
if ( file_exists("thumb_".$imagefile) )
{
unlink("thumb_".$imagefile);
}
// I use thumb_ to show that it is a thumbnail.
// save the new image as a png.
imagepng($dst_img,"thumb_".$imagefile);
// free up the memory.
ImageDestroy($src_img);
ImageDestroy($dst_img);
}
// demo of use.
make_thumb("image1.png");
make_thumb("image1.png", 200, 200);
?>
<?php
//=========== change the text to display in the image
//$text = 'mydomain.com';
//$imgfile="smp.jpg";
$font = 'arial.ttf';
$ext=substr($imgfile,-3);
$ext=strtolower($ext);
if($ext=="jpg" || $ext=="jpe") $im=@imagecreatefromjpeg("$imgfile");
elseif ($ext=="gif") $im=@imagecreatefromgif("$imgfile");
else {print "Unknown image format"; exit;}
if (!$im) { /* See if it failed */
$im = ImageCreate (150, 30); /* Create a blank image */
$bgc = ImageColorAllocate ($im, 255, 255, 255);
$tc = ImageColorAllocate ($im, 0, 0, 0);
ImageFilledRectangle ($im, 0, 0, 150, 30, $bgc);
/* Output an errmsg */
ImageString($im, 1, 5, 5, "Error loading $imgfile", $tc);
return $im;
}
$x=imagesx($im);
$y=imagesy($im);
$fontsize=$x/20;
$fontsize=floor($fontsize);
if($fontsize<10) $fontsize=10;
$white = imagecolorallocate($im, 255, 255, 255);
$black = imagecolorallocate($im, 0, 0, 0);
imagettftext($im, $fontsize, 0, 12, $fontsize+8, $black, $font, $text);
imagettftext($im, $fontsize, 0, 10, $fontsize+6, $white, $font, $text);
if($ext=="gif")
{
header("Content-type: image/gif");
imagegif($im);
}
else
{
header("Content-type: image/jpeg");
imagejpeg($im);
}
imagedetroy($im);
?>
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