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config.inc.php 0000666 00000010004 15047261375 0007303 0 ustar 00 transform.php 0000666 00000036557 15047261375 0007326 0 ustar 00
** Filename......: Transform.php
** Last changed..: 30 Aug 2003
** Notes.........: Orginal is from PEAR
Added a few extra,
- create unique filename in a particular directory,
used for temp image files.
- added cropping to GD, NetPBM, ImageMagick
**/
// +----------------------------------------------------------------------+
// | PHP Version 4 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2002 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.02 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available at through the world-wide-web at |
// | http://www.php.net/license/2_02.txt. |
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | license@php.net so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Authors: Peter Bowyer |
// | Alan Knowles |
// | Vincent Oostindie |
// +----------------------------------------------------------------------+
//
// $Id: Transform.php 26 2004-03-31 02:35:21Z Wei Zhuo $
//
// Image Transformation interface
//
/**
* The main "Image_Resize" class is a container and base class which
* provides the static methods for creating Image objects as well as
* some utility functions (maths) common to all parts of Image Resize.
*
* The object model of DB is as follows (indentation means inheritance):
*
* Image_Resize The base for each Image implementation. Provides default
* | implementations (in OO lingo virtual methods) for
* | the actual Image implementations as well as a bunch of
* | maths methods.
* |
* +-Image_GD The Image implementation for the PHP GD extension . Inherits
* Image_Resize
* When calling DB::setup for GD images the object returned is an
* instance of this class.
*
* @package Image Resize
* @version 1.00
* @author Peter Bowyer
* @since PHP 4.0
*/
Class Image_Transform
{
/**
* Name of the image file
* @var string
*/
var $image = '';
/**
* Type of the image file (eg. jpg, gif png ...)
* @var string
*/
var $type = '';
/**
* Original image width in x direction
* @var int
*/
var $img_x = '';
/**
* Original image width in y direction
* @var int
*/
var $img_y = '';
/**
* New image width in x direction
* @var int
*/
var $new_x = '';
/**
* New image width in y direction
* @var int
*/
var $new_y = '';
/**
* Path the the library used
* e.g. /usr/local/ImageMagick/bin/ or
* /usr/local/netpbm/
*/
var $lib_path = '';
/**
* Flag to warn if image has been resized more than once before displaying
* or saving.
*/
var $resized = false;
var $uid = '';
var $lapse_time =900; //15 mins
/**
* Create a new Image_resize object
*
* @param string $driver name of driver class to initialize
*
* @return mixed a newly created Image_Transform object, or a PEAR
* error object on error
*
* @see PEAR::isError()
* @see Image_Transform::setOption()
*/
function &factory($driver)
{
if ('' == $driver) {
die("No image library specified... aborting. You must call ::factory() with one parameter, the library to load.");
}
$this->uid = md5($_SERVER['REMOTE_ADDR']);
include_once $_SERVER['DOCUMENT_ROOT'] . "/cms/kernel/image/$driver.php";
$classname = "Image_Transform_Driver_{$driver}";
$obj =& new $classname;
return $obj;
}
/**
* Resize the Image in the X and/or Y direction
* If either is 0 it will be scaled proportionally
*
* @access public
*
* @param mixed $new_x (0, number, percentage 10% or 0.1)
* @param mixed $new_y (0, number, percentage 10% or 0.1)
*
* @return mixed none or PEAR_error
*/
function resize($new_x = 0, $new_y = 0)
{
// 0 means keep original size
$new_x = (0 == $new_x) ? $this->img_x : $this->_parse_size($new_x, $this->img_x);
$new_y = (0 == $new_y) ? $this->img_y : $this->_parse_size($new_y, $this->img_y);
// Now do the library specific resizing.
return $this->_resize($new_x, $new_y);
} // End resize
/**
* Scale the image to have the max x dimension specified.
*
* @param int $new_x Size to scale X-dimension to
* @return none
*/
function scaleMaxX($new_x)
{
$new_y = round(($new_x / $this->img_x) * $this->img_y, 0);
return $this->_resize($new_x, $new_y);
} // End resizeX
/**
* Scale the image to have the max y dimension specified.
*
* @access public
* @param int $new_y Size to scale Y-dimension to
* @return none
*/
function scaleMaxY($new_y)
{
$new_x = round(($new_y / $this->img_y) * $this->img_x, 0);
return $this->_resize($new_x, $new_y);
} // End resizeY
/**
* Scale Image to a maximum or percentage
*
* @access public
* @param mixed (number, percentage 10% or 0.1)
* @return mixed none or PEAR_error
*/
function scale($size)
{
if ((strlen($size) > 1) && (substr($size,-1) == '%')) {
return $this->scaleByPercentage(substr($size, 0, -1));
} elseif ($size < 1) {
return $this->scaleByFactor($size);
} else {
return $this->scaleByLength($size);
}
} // End scale
/**
* Scales an image to a percentage of its original size. For example, if
* my image was 640x480 and I called scaleByPercentage(10) then the image
* would be resized to 64x48
*
* @access public
* @param int $size Percentage of original size to scale to
* @return none
*/
function scaleByPercentage($size)
{
return $this->scaleByFactor($size / 100);
} // End scaleByPercentage
/**
* Scales an image to a factor of its original size. For example, if
* my image was 640x480 and I called scaleByFactor(0.5) then the image
* would be resized to 320x240.
*
* @access public
* @param float $size Factor of original size to scale to
* @return none
*/
function scaleByFactor($size)
{
$new_x = round($size * $this->img_x, 0);
$new_y = round($size * $this->img_y, 0);
return $this->_resize($new_x, $new_y);
} // End scaleByFactor
/**
* Scales an image so that the longest side has this dimension.
*
* @access public
* @param int $size Max dimension in pixels
* @return none
*/
function scaleByLength($size)
{
if ($this->img_x >= $this->img_y) {
$new_x = $size;
$new_y = round(($new_x / $this->img_x) * $this->img_y, 0);
} else {
$new_y = $size;
$new_x = round(($new_y / $this->img_y) * $this->img_x, 0);
}
return $this->_resize($new_x, $new_y);
} // End scaleByLength
/**
*
* @access public
* @return void
*/
function _get_image_details($image)
{
//echo $image;
$data = @GetImageSize($image);
#1 = GIF, 2 = JPG, 3 = PNG, 4 = SWF, 5 = PSD, 6 = BMP, 7 = TIFF(intel byte order), 8 = TIFF(motorola byte order,
# 9 = JPC, 10 = JP2, 11 = JPX, 12 = JB2, 13 = SWC
if (is_array($data)){
switch($data[2]){
case 1:
$type = 'gif';
break;
case 2:
$type = 'jpeg';
break;
case 3:
$type = 'png';
break;
case 4:
$type = 'swf';
break;
case 5:
$type = 'psd';
case 6:
$type = 'bmp';
case 7:
case 8:
$type = 'tiff';
default:
echo("We do not recognize this image format");
}
$this->img_x = $data[0];
$this->img_y = $data[1];
$this->type = $type;
return true;
} else {
echo("Cannot fetch image or images details.");
return null;
}
/*
$output = array(
'width' => $data[0],
'height' => $data[1],
'type' => $type
);
return $output;
*/
}
/**
* Parse input and convert
* If either is 0 it will be scaled proportionally
*
* @access private
*
* @param mixed $new_size (0, number, percentage 10% or 0.1)
* @param int $old_size
*
* @return mixed none or PEAR_error
*/
function _parse_size($new_size, $old_size)
{
if ('%' == $new_size) {
$new_size = str_replace('%','',$new_size);
$new_size = $new_size / 100;
}
if ($new_size > 1) {
return (int) $new_size;
} elseif ($new_size == 0) {
return (int) $old_size;
} else {
return (int) round($new_size * $old_size, 0);
}
}
function uniqueStr()
{
return substr(md5(microtime()),0,6);
}
//delete old tmp files, and allow only 1 file per remote host.
function cleanUp($id, $dir)
{
$d = dir($dir);
$id_length = strlen($id);
while (false !== ($entry = $d->read())) {
if (is_file($dir.'/'.$entry) && substr($entry,0,1) == '.' && !ereg($entry, $this->image))
{
//echo filemtime($this->directory.'/'.$entry)."
";
//echo time();
if (filemtime($dir.'/'.$entry) + $this->lapse_time < time())
unlink($dir.'/'.$entry);
if (substr($entry, 1, $id_length) == $id)
{
if (is_file($dir.'/'.$entry))
unlink($dir.'/'.$entry);
}
}
}
$d->close();
}
function createUnique($dir)
{
$unique_str = '.'.$this->uid.'_'.$this->uniqueStr().".".$this->type;
//make sure the the unique temp file does not exists
while (file_exists($dir.$unique_str))
{
$unique_str = '.'.$this->uid.'_'.$this->uniqueStr().".".$this->type;
}
$this->cleanUp($this->uid, $dir);
return $unique_str;
}
/**
* Set the image width
* @param int $size dimension to set
* @since 29/05/02 13:36:31
* @return
*/
function _set_img_x($size)
{
$this->img_x = $size;
}
/**
* Set the image height
* @param int $size dimension to set
* @since 29/05/02 13:36:31
* @return
*/
function _set_img_y($size)
{
$this->img_y = $size;
}
/**
* Set the image width
* @param int $size dimension to set
* @since 29/05/02 13:36:31
* @return
*/
function _set_new_x($size)
{
$this->new_x = $size;
}
/**
* Set the image height
* @param int $size dimension to set
* @since 29/05/02 13:36:31
* @return
*/
function _set_new_y($size)
{
$this->new_y = $size;
}
/**
* Get the type of the image being manipulated
*
* @return string $this->type the image type
*/
function getImageType()
{
return $this->type;
}
/**
*
* @access public
* @return string web-safe image type
*/
function getWebSafeFormat()
{
switch($this->type){
case 'gif':
case 'png':
return 'png';
break;
default:
return 'jpeg';
} // switch
}
/**
* Place holder for the real resize method
* used by extended methods to do the resizing
*
* @access private
* @return PEAR_error
*/
function _resize() {
return null; //PEAR::raiseError("No Resize method exists", true);
}
/**
* Place holder for the real load method
* used by extended methods to do the resizing
*
* @access public
* @return PEAR_error
*/
function load($filename) {
return null; //PEAR::raiseError("No Load method exists", true);
}
/**
* Place holder for the real display method
* used by extended methods to do the resizing
*
* @access public
* @param string filename
* @return PEAR_error
*/
function display($type, $quality) {
return null; //PEAR::raiseError("No Display method exists", true);
}
/**
* Place holder for the real save method
* used by extended methods to do the resizing
*
* @access public
* @param string filename
* @return PEAR_error
*/
function save($filename, $type, $quality) {
return null; //PEAR::raiseError("No Save method exists", true);
}
/**
* Place holder for the real free method
* used by extended methods to do the resizing
*
* @access public
* @return PEAR_error
*/
function free() {
return null; //PEAR::raiseError("No Free method exists", true);
}
/**
* Reverse of rgb2colorname.
*
* @access public
* @return PEAR_error
*
* @see rgb2colorname
*/
function colorhex2colorarray($colorhex) {
$r = hexdec(substr($colorhex, 1, 2));
$g = hexdec(substr($colorhex, 3, 2));
$b = hexdec(substr($colorhex, 4, 2));
return array($r,$g,$b);
}
/**
* Reverse of rgb2colorname.
*
* @access public
* @return PEAR_error
*
* @see rgb2colorname
*/
function colorarray2colorhex($color) {
$color = '#'.dechex($color[0]).dechex($color[1]).dechex($color[2]);
return strlen($color)>6?false:$color;
}
/* Methods to add to the driver classes in the future */
function addText()
{
return null; //PEAR::raiseError("No addText method exists", true);
}
function addDropShadow()
{
return null; //PEAR::raiseError("No AddDropShadow method exists", true);
}
function addBorder()
{
return null; //PEAR::raiseError("No addBorder method exists", true);
}
function crop()
{
return null; //PEAR::raiseError("No crop method exists", true);
}
function flip()
{
return null;
}
function gamma()
{
return null; //PEAR::raiseError("No gamma method exists", true);
}
}
?> ImageOut.php 0000666 00000002426 15047261375 0007011 0 ustar 00 driver = Image_Transform::factory(IMAGE_CLASS);
}
function Process()
{
if(!is_file($this->src_file))
Return false;
$this->driver->load($this->src_file);
if($this->proportional)
{
$width = $this->driver->img_x;
$height = $this->driver->img_y;
$x_ratio = $this->width / $width;
$y_ratio = $this->height / $height;
if ( ($width <= $this->width) && ($height <= $this->height) ) {
$this->width = $width;
$this->height = $height;
}
else if (($x_ratio * $height) < $this->height) {
$this->height = ceil($x_ratio * $height);
$this->width = $this->width;
}
else {
$this->width = ceil($y_ratio * $width);
$this->height = $this->height;
}
}
$this->driver->resize($this->width, $this->height);
$this->save($this->dst_file);
$this->free();
}
function save($file)
{
$this->driver->save($file,'',$this->quality);
}
function free()
{
$this->driver->free();
}
}
?> IM.php 0000666 00000022644 15047261375 0005610 0 ustar 00
** Filename......: IM.php
** Last changed..: 30 Aug 2003
** Notes.........: Orginal is from PEAR
**/
// +----------------------------------------------------------------------+
// | PHP Version 4 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2002 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.02 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available at through the world-wide-web at |
// | http://www.php.net/license/2_02.txt. |
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | license@php.net so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Authors: Peter Bowyer |
// +----------------------------------------------------------------------+
//
// $Id: IM.php 27 2004-04-01 08:31:57Z Wei Zhuo $
//
// Image Transformation interface using command line ImageMagick
//
require_once($_SERVER['DOCUMENT_ROOT'] . '/cms/kernel/image/transform.php');
Class Image_Transform_Driver_IM extends Image_Transform
{
/**
* associative array commands to be executed
* @var array
*/
var $command = array();
/**
*
*
*/
function Image_Transform_Driver_IM()
{
return true;
} // End Image_IM
/**
* Load image
*
* @param string filename
*
* @return mixed none or a PEAR error object on error
* @see PEAR::isError()
*/
function load($image)
{
$this->uid = md5($_SERVER['REMOTE_ADDR']);
/*if (!file_exists($image)) {
return PEAR::raiseError('The image file ' . $image . ' does\'t exist', true);
}*/
$this->image = $image;
$this->_get_image_details($image);
} // End load
/**
* Resize Action
*
* @param int new_x new width
* @param int new_y new height
*
* @return none
* @see PEAR::isError()
*/
function _resize($new_x, $new_y)
{
/*if (isset($this->command['resize'])) {
return PEAR::raiseError("You cannot scale or resize an image more than once without calling save or display", true);
}*/
$this->command['resize'] = "-geometry ${new_x}x${new_y}!";
$this->new_x = $new_x;
$this->new_y = $new_y;
} // End resize
/**
* Crop the image
*
* @param int $crop_x left column of the image
* @param int $crop_y top row of the image
* @param int $crop_width new cropped image width
* @param int $crop_height new cropped image height
*/
function crop($crop_x, $crop_y, $crop_width, $crop_height)
{
$this->command['crop'] = "-crop {$crop_width}x{$crop_height}+{$crop_x}+{$crop_y}";
}
/**
* Flip the image horizontally or vertically
*
* @param boolean $horizontal true if horizontal flip, vertical otherwise
*/
function flip($horizontal)
{
if($horizontal)
$this->command['flop'] = "-flop";
else
$this->command['flip'] = "-flip";
}
/**
* rotate
*
* @param int angle rotation angle
* @param array options no option allowed
*
*/
function rotate($angle, $options=null)
{
if ('-' == $angle{0}) {
$angle = 360 - substr($angle, 1);
}
$this->command['rotate'] = "-rotate $angle";
} // End rotate
/**
* addText
*
* @param array options Array contains options
* array(
* 'text' The string to draw
* 'x' Horizontal position
* 'y' Vertical Position
* 'Color' Font color
* 'font' Font to be used
* 'size' Size of the fonts in pixel
* 'resize_first' Tell if the image has to be resized
* before drawing the text
* )
*
* @return none
* @see PEAR::isError()
*/
function addText($params)
{
$default_params = array(
'text' => 'This is Text',
'x' => 10,
'y' => 20,
'color' => 'red',
'font' => 'Arial.ttf',
'resize_first' => false // Carry out the scaling of the image before annotation?
);
$params = array_merge($default_params, $params);
extract($params);
if (true === $resize_first) {
// Set the key so that this will be the last item in the array
$key = 'ztext';
} else {
$key = 'text';
}
$this->command[$key] = "-font $font -fill $color -draw 'text $x,$y \"$text\"'";
// Producing error: gs: not found gs: not found convert: Postscript delegate failed [No such file or directory].
} // End addText
/**
* Adjust the image gamma
*
* @param float $outputgamma
*
* @return none
*/
function gamma($outputgamma=1.0) {
$this->command['gamma'] = "-gamma $outputgamma";
}
/**
* Save the image file
*
* @param $filename string the name of the file to write to
* @param $quality quality image dpi, default=75
* @param $type string (JPG,PNG...)
*
* @return none
*/
function save($filename, $type='', $quality = 100)
{
if (extension_loaded('gd')) {
$source_data = @getimagesize($this->image);
$source_width = $source_data[0];
$source_height = $source_data[1];
$destination_image = imagecreatetruecolor($this->new_x, $this->new_y);
switch($source_data[2]) {
case 1:
imagealphablending($destination_image, false);
imagesavealpha($destination_image, true);
$source_image = @imagecreatefromgif($this->image);
break;
case 2: $source_image = @imagecreatefromjpeg($this->image); break;
case 3:
imagealphablending($destination_image, false);
imagesavealpha($destination_image, true);
$source_image = @imagecreatefrompng($this->image);
break;
case 15: $source_image = @imagecreatefromwbmp($this->image); break;
case 16: $source_image = @imagecreatefromxbm($this->image); break;
default: return;
}
imagecopyresampled( $destination_image, $source_image, 0, 0, 0, 0, $this->new_x, $this->new_y, $source_width, $source_height);
if (file_exists($filename)) @unlink($filename);
switch($source_data[2])
{
case 1: imagegif($destination_image, $filename,$quality); break;
case 2: imagejpeg($destination_image, $filename,$quality); break;
case 3: imagepng($destination_image, $filename); break;
case 15: imagejpeg($destination_image, $filename,$quality); break;
case 16: imagejpeg($destination_image, $filename,$quality); break;
}
} else {
$type == '' ? $this->type : $type;
$cmd = '' . IMAGE_TRANSFORM_LIB_PATH . 'convert ';
$cmd .= implode(' ', $this->command) . " -quality $quality ";
$cmd .= '"'.($this->image) . '" "' . ($filename) . '" 2>&1';
//$cmd = str_replace('/', '\\', $cmd);
//echo($cmd.'
');
exec($cmd,$retval);
//error_log('IM '.print_r($retval,true));
}
} // End save
/**
* Display image without saving and lose changes
*
* @param string type (JPG,PNG...);
* @param int quality 75
*
* @return none
*/
function display($type = '', $quality = 75)
{
if ($type == '') {
header('Content-type: image/' . $this->type);
passthru(IMAGE_TRANSFORM_LIB_PATH . 'convert ' . implode(' ', $this->command) . " -quality $quality " . escapeshellarg($this->image) . ' ' . strtoupper($this->type) . ":-");
} else {
header('Content-type: image/' . $type);
passthru(IMAGE_TRANSFORM_LIB_PATH . 'convert ' . implode(' ', $this->command) . " -quality $quality " . escapeshellarg($this->image) . ' ' . strtoupper($type) . ":-");
}
}
/**
* Destroy image handle
*
* @return none
*/
function free()
{
return true;
}
} // End class ImageIM
?>