summaryrefslogtreecommitdiffstats
path: root/system/libraries/Image_lib.php
diff options
context:
space:
mode:
Diffstat (limited to 'system/libraries/Image_lib.php')
-rw-r--r--system/libraries/Image_lib.php186
1 files changed, 101 insertions, 85 deletions
diff --git a/system/libraries/Image_lib.php b/system/libraries/Image_lib.php
index beb463b32..20ca1f055 100644
--- a/system/libraries/Image_lib.php
+++ b/system/libraries/Image_lib.php
@@ -5,9 +5,9 @@
* An open source application development framework for PHP 5.1.6 or newer
*
* NOTICE OF LICENSE
- *
+ *
* Licensed under the Open Software License version 3.0
- *
+ *
* This source file is subject to the Open Software License (OSL 3.0) that is
* bundled with this package in the files license.txt / license.rst. It is
* also available through the world wide web at this URL:
@@ -38,55 +38,55 @@
*/
class CI_Image_lib {
- var $image_library = 'gd2'; // Can be: imagemagick, netpbm, gd, gd2
- var $library_path = '';
- var $dynamic_output = FALSE; // Whether to send to browser or write to disk
- var $source_image = '';
- var $new_image = '';
- var $width = '';
- var $height = '';
- var $quality = '90';
- var $create_thumb = FALSE;
- var $thumb_marker = '_thumb';
- var $maintain_ratio = TRUE; // Whether to maintain aspect ratio when resizing or use hard values
- var $master_dim = 'auto'; // auto, height, or width. Determines what to use as the master dimension
- var $rotation_angle = '';
- var $x_axis = '';
- var $y_axis = '';
+ public $image_library = 'gd2'; // Can be: imagemagick, netpbm, gd, gd2
+ public $library_path = '';
+ public $dynamic_output = FALSE; // Whether to send to browser or write to disk
+ public $source_image = '';
+ public $new_image = '';
+ public $width = '';
+ public $height = '';
+ public $quality = '90';
+ public $create_thumb = FALSE;
+ public $thumb_marker = '_thumb';
+ public $maintain_ratio = TRUE; // Whether to maintain aspect ratio when resizing or use hard values
+ public $master_dim = 'auto'; // auto, height, or width. Determines what to use as the master dimension
+ public $rotation_angle = '';
+ public $x_axis = '';
+ public $y_axis = '';
// Watermark Vars
- var $wm_text = ''; // Watermark text if graphic is not used
- var $wm_type = 'text'; // Type of watermarking. Options: text/overlay
- var $wm_x_transp = 4;
- var $wm_y_transp = 4;
- var $wm_overlay_path = ''; // Watermark image path
- var $wm_font_path = ''; // TT font
- var $wm_font_size = 17; // Font size (different versions of GD will either use points or pixels)
- var $wm_vrt_alignment = 'B'; // Vertical alignment: T M B
- var $wm_hor_alignment = 'C'; // Horizontal alignment: L R C
- var $wm_padding = 0; // Padding around text
- var $wm_hor_offset = 0; // Lets you push text to the right
- var $wm_vrt_offset = 0; // Lets you push text down
- var $wm_font_color = '#ffffff'; // Text color
- var $wm_shadow_color = ''; // Dropshadow color
- var $wm_shadow_distance = 2; // Dropshadow distance
- var $wm_opacity = 50; // Image opacity: 1 - 100 Only works with image
+ public $wm_text = ''; // Watermark text if graphic is not used
+ public $wm_type = 'text'; // Type of watermarking. Options: text/overlay
+ public $wm_x_transp = 4;
+ public $wm_y_transp = 4;
+ public $wm_overlay_path = ''; // Watermark image path
+ public $wm_font_path = ''; // TT font
+ public $wm_font_size = 17; // Font size (different versions of GD will either use points or pixels)
+ public $wm_vrt_alignment = 'B'; // Vertical alignment: T M B
+ public $wm_hor_alignment = 'C'; // Horizontal alignment: L R C
+ public $wm_padding = 0; // Padding around text
+ public $wm_hor_offset = 0; // Lets you push text to the right
+ public $wm_vrt_offset = 0; // Lets you push text down
+ public $wm_font_color = '#ffffff'; // Text color
+ public $wm_shadow_color = ''; // Dropshadow color
+ public $wm_shadow_distance = 2; // Dropshadow distance
+ public $wm_opacity = 50; // Image opacity: 1 - 100 Only works with image
// Private Vars
- var $source_folder = '';
- var $dest_folder = '';
- var $mime_type = '';
- var $orig_width = '';
- var $orig_height = '';
- var $image_type = '';
- var $size_str = '';
- var $full_src_path = '';
- var $full_dst_path = '';
- var $create_fnc = 'imagecreatetruecolor';
- var $copy_fnc = 'imagecopyresampled';
- var $error_msg = array();
- var $wm_use_drop_shadow = FALSE;
- var $wm_use_truetype = FALSE;
+ public $source_folder = '';
+ public $dest_folder = '';
+ public $mime_type = '';
+ public $orig_width = '';
+ public $orig_height = '';
+ public $image_type = '';
+ public $size_str = '';
+ public $full_src_path = '';
+ public $full_dst_path = '';
+ public $create_fnc = 'imagecreatetruecolor';
+ public $copy_fnc = 'imagecopyresampled';
+ public $error_msg = array();
+ public $wm_use_drop_shadow = FALSE;
+ public $wm_use_truetype = FALSE;
/**
* Constructor
@@ -114,17 +114,39 @@ class CI_Image_lib {
* @access public
* @return void
*/
- function clear()
+ public function clear()
{
- $props = array('source_folder', 'dest_folder', 'source_image', 'full_src_path', 'full_dst_path', 'new_image', 'image_type', 'size_str', 'quality', 'orig_width', 'orig_height', 'rotation_angle', 'x_axis', 'y_axis', 'create_fnc', 'copy_fnc', 'wm_overlay_path', 'wm_use_truetype', 'dynamic_output', 'wm_font_size', 'wm_text', 'wm_vrt_alignment', 'wm_hor_alignment', 'wm_padding', 'wm_hor_offset', 'wm_vrt_offset', 'wm_font_color', 'wm_use_drop_shadow', 'wm_shadow_color', 'wm_shadow_distance', 'wm_opacity');
+ $props = array('library_path', 'source_image', 'new_image', 'width', 'height', 'rotation_angle', 'x_axis', 'y_axis', 'wm_text', 'wm_overlay_path', 'wm_font_path', 'wm_shadow_color', 'source_folder', 'dest_folder', 'mime_type', 'orig_width', 'orig_height', 'image_type', 'size_str', 'full_src_path', 'full_dst_path');
foreach ($props as $val)
{
$this->$val = '';
}
- // special consideration for master_dim
- $this->master_dim = 'auto';
+ $this->image_library = 'gd2';
+ $this->dynamic_output = FALSE;
+ $this->quality = '90';
+ $this->create_thumb = FALSE;
+ $this->thumb_marker = '_thumb';
+ $this->maintain_ratio = TRUE;
+ $this->master_dim = 'auto';
+ $this->wm_type = 'text';
+ $this->wm_x_transp = 4;
+ $this->wm_y_transp = 4;
+ $this->wm_font_size = 17;
+ $this->wm_vrt_alignment = 'B';
+ $this->wm_hor_alignment = 'C';
+ $this->wm_padding = 0;
+ $this->wm_hor_offset = 0;
+ $this->wm_vrt_offset = 0;
+ $this->wm_font_color = '#ffffff';
+ $this->wm_shadow_distance = 2;
+ $this->wm_opacity = 50;
+ $this->create_fnc = 'imagecreatetruecolor';
+ $this->copy_fnc = 'imagecopyresampled';
+ $this->error_msg = array();
+ $this->wm_use_drop_shadow = FALSE;
+ $this->wm_use_truetype = FALSE;
}
// --------------------------------------------------------------------
@@ -136,7 +158,7 @@ class CI_Image_lib {
* @param array
* @return bool
*/
- function initialize($props = array())
+ public function initialize($props = array())
{
/*
* Convert array elements into class variables
@@ -158,7 +180,7 @@ class CI_Image_lib {
if ($this->source_image == '')
{
$this->set_error('imglib_source_image_required');
- return FALSE;
+ return FALSE;
}
/*
@@ -201,7 +223,7 @@ class CI_Image_lib {
// Set the Image Properties
if ( ! $this->get_image_properties($this->source_folder.$this->source_image))
{
- return FALSE;
+ return FALSE;
}
/*
@@ -357,7 +379,7 @@ class CI_Image_lib {
* @access public
* @return bool
*/
- function resize()
+ public function resize()
{
$protocol = 'image_process_'.$this->image_library;
@@ -380,7 +402,7 @@ class CI_Image_lib {
* @access public
* @return bool
*/
- function crop()
+ public function crop()
{
$protocol = 'image_process_'.$this->image_library;
@@ -403,7 +425,7 @@ class CI_Image_lib {
* @access public
* @return bool
*/
- function rotate()
+ public function rotate()
{
// Allowed rotation values
$degs = array(90, 180, 270, 'vrt', 'hor');
@@ -411,7 +433,7 @@ class CI_Image_lib {
if ($this->rotation_angle == '' OR ! in_array($this->rotation_angle, $degs))
{
$this->set_error('imglib_rotation_angle_required');
- return FALSE;
+ return FALSE;
}
// Reassign the width and height
@@ -456,7 +478,7 @@ class CI_Image_lib {
* @param string
* @return bool
*/
- function image_process_gd($action = 'resize')
+ public function image_process_gd($action = 'resize')
{
$v2_override = FALSE;
@@ -568,7 +590,7 @@ class CI_Image_lib {
* @param string
* @return bool
*/
- function image_process_imagemagick($action = 'resize')
+ public function image_process_imagemagick($action = 'resize')
{
// Do we have a vaild library path?
if ($this->library_path == '')
@@ -638,7 +660,7 @@ class CI_Image_lib {
* @param string
* @return bool
*/
- function image_process_netpbm($action = 'resize')
+ public function image_process_netpbm($action = 'resize')
{
if ($this->library_path == '')
{
@@ -721,7 +743,7 @@ class CI_Image_lib {
* @access public
* @return bool
*/
- function image_rotate_gd()
+ public function image_rotate_gd()
{
// Create the image handle
if ( ! ($src_img = $this->image_create_gd()))
@@ -774,7 +796,7 @@ class CI_Image_lib {
* @access public
* @return bool
*/
- function image_mirror_gd()
+ public function image_mirror_gd()
{
if ( ! $src_img = $this->image_create_gd())
{
@@ -860,7 +882,7 @@ class CI_Image_lib {
* @param string
* @return bool
*/
- function watermark()
+ public function watermark()
{
if ($this->wm_type == 'overlay')
{
@@ -880,7 +902,7 @@ class CI_Image_lib {
* @access public
* @return bool
*/
- function overlay_watermark()
+ public function overlay_watermark()
{
if ( ! function_exists('imagecolortransparent'))
{
@@ -993,7 +1015,7 @@ class CI_Image_lib {
* @access public
* @return bool
*/
- function text_watermark()
+ public function text_watermark()
{
if ( ! ($src_img = $this->image_create_gd()))
{
@@ -1137,7 +1159,7 @@ class CI_Image_lib {
* @param string
* @return resource
*/
- function image_create_gd($path = '', $image_type = '')
+ public function image_create_gd($path = '', $image_type = '')
{
if ($path == '')
$path = $this->full_src_path;
@@ -1194,7 +1216,7 @@ class CI_Image_lib {
* @param resource
* @return bool
*/
- function image_save_gd($resource)
+ public function image_save_gd($resource)
{
switch ($this->image_type)
{
@@ -1255,7 +1277,7 @@ class CI_Image_lib {
* @param resource
* @return void
*/
- function image_display_gd($resource)
+ public function image_display_gd($resource)
{
header("Content-Disposition: filename={$this->source_image};");
header("Content-Type: {$this->mime_type}");
@@ -1290,7 +1312,7 @@ class CI_Image_lib {
* @access public
* @return void
*/
- function image_reproportion()
+ public function image_reproportion()
{
if ( ! is_numeric($this->width) OR ! is_numeric($this->height) OR $this->width == 0 OR $this->height == 0)
return;
@@ -1332,7 +1354,7 @@ class CI_Image_lib {
* @param string
* @return mixed
*/
- function get_image_properties($path = '', $return = FALSE)
+ public function get_image_properties($path = '', $return = FALSE)
{
// For now we require GD but we should
// find a way to determine this using IM or NetPBM
@@ -1392,7 +1414,7 @@ class CI_Image_lib {
* @param array
* @return array
*/
- function size_calculator($vals)
+ public function size_calculator($vals)
{
if ( ! is_array($vals))
{
@@ -1440,7 +1462,7 @@ class CI_Image_lib {
* @param array
* @return array
*/
- function explode_name($source_image)
+ public function explode_name($source_image)
{
$ext = strrchr($source_image, '.');
$name = ($ext === FALSE) ? $source_image : substr($source_image, 0, -strlen($ext));
@@ -1456,7 +1478,7 @@ class CI_Image_lib {
* @access public
* @return bool
*/
- function gd_loaded()
+ public function gd_loaded()
{
if ( ! extension_loaded('gd'))
{
@@ -1477,7 +1499,7 @@ class CI_Image_lib {
* @access public
* @return mixed
*/
- function gd_version()
+ public function gd_version()
{
if (function_exists('gd_info'))
{
@@ -1499,7 +1521,7 @@ class CI_Image_lib {
* @param string
* @return void
*/
- function set_error($msg)
+ public function set_error($msg)
{
$CI =& get_instance();
$CI->lang->load('imglib');
@@ -1531,19 +1553,13 @@ class CI_Image_lib {
* @param string
* @return string
*/
- function display_errors($open = '<p>', $close = '</p>')
+ public function display_errors($open = '<p>', $close = '</p>')
{
- $str = '';
- foreach ($this->error_msg as $val)
- {
- $str .= $open.$val.$close;
- }
-
- return $str;
+ return (count($this->error_msg) > 0) ? $open . implode($close . $open, $this->error_msg) . $close : '';
}
}
// END Image_lib Class
/* End of file Image_lib.php */
-/* Location: ./system/libraries/Image_lib.php */ \ No newline at end of file
+/* Location: ./system/libraries/Image_lib.php */
generated by cgit v1.2.3-24-g4f1b (git 2.32.0) at 2024-07-08 05:06:01 +0200