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-rw-r--r--system/libraries/Image_lib.php87
1 files changed, 49 insertions, 38 deletions
diff --git a/system/libraries/Image_lib.php b/system/libraries/Image_lib.php
index 2737503a8..d4fb51923 100644
--- a/system/libraries/Image_lib.php
+++ b/system/libraries/Image_lib.php
@@ -67,8 +67,8 @@ class CI_Image_lib {
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
+ protected $wm_font_color = '#ffffff'; // Text color
+ protected $wm_shadow_color = ''; // Dropshadow color
public $wm_shadow_distance = 2; // Dropshadow distance
public $wm_opacity = 50; // Image opacity: 1 - 100 Only works with image
@@ -85,7 +85,7 @@ class CI_Image_lib {
public $create_fnc = 'imagecreatetruecolor';
public $copy_fnc = 'imagecopyresampled';
public $error_msg = array();
- public $wm_use_drop_shadow = FALSE;
+ protected $wm_use_drop_shadow = FALSE;
public $wm_use_truetype = FALSE;
/**
@@ -165,7 +165,30 @@ class CI_Image_lib {
{
foreach ($props as $key => $val)
{
- $this->$key = $val;
+ if (property_exists($this, $key))
+ {
+ if (in_array($key, array('wm_font_color', 'wm_shadow_color')))
+ {
+ if ($val != '' AND preg_match('/^#?([0-9a-f]{3}|[0-9a-f]{6})$/i', $val, $matches))
+ {
+ if (strlen($matches[1]) === 6)
+ {
+ $val = '#'.$val;
+ }
+ else
+ {
+ $val = str_split($val, 1);
+ $val = '#'.$val[0].$val[0].$val[1].$val[1].$val[2].$val[2];
+ }
+ }
+ else
+ {
+ continue;
+ }
+ }
+
+ $this->$key = $val;
+ }
}
}
@@ -332,16 +355,6 @@ class CI_Image_lib {
$this->y_axis = ($this->y_axis == '' OR ! is_numeric($this->y_axis)) ? 0 : $this->y_axis;
// Watermark-related Stuff...
- if ($this->wm_font_color != '' AND strlen($this->wm_font_color) === 6)
- {
- $this->wm_font_color = '#'.$this->wm_font_color;
- }
-
- if ($this->wm_shadow_color != '' AND strlen($this->wm_shadow_color) === 6)
- {
- $this->wm_shadow_color = '#'.$this->wm_shadow_color;
- }
-
if ($this->wm_overlay_path != '')
{
$this->wm_overlay_path = str_replace("\\", "/", realpath($this->wm_overlay_path));
@@ -351,6 +364,10 @@ class CI_Image_lib {
{
$this->wm_use_drop_shadow = TRUE;
}
+ elseif ($this->wm_use_drop_shadow == TRUE AND $this->wm_shadow_color == '')
+ {
+ $this->wm_use_drop_shadow = FALSE;
+ }
if ($this->wm_font_path != '')
{
@@ -982,21 +999,6 @@ class CI_Image_lib {
// Fetch source image properties
$this->get_image_properties();
- // Set RGB values for text and shadow
- $this->wm_font_color = str_replace('#', '', $this->wm_font_color);
- $this->wm_shadow_color = str_replace('#', '', $this->wm_shadow_color);
-
- $R1 = hexdec(substr($this->wm_font_color, 0, 2));
- $G1 = hexdec(substr($this->wm_font_color, 2, 2));
- $B1 = hexdec(substr($this->wm_font_color, 4, 2));
-
- $R2 = hexdec(substr($this->wm_shadow_color, 0, 2));
- $G2 = hexdec(substr($this->wm_shadow_color, 2, 2));
- $B2 = hexdec(substr($this->wm_shadow_color, 4, 2));
-
- $txt_color = imagecolorclosest($src_img, $R1, $G1, $B1);
- $drp_color = imagecolorclosest($src_img, $R2, $G2, $B2);
-
// Reverse the vertical offset
// When the image is positioned at the bottom
// we don't want the vertical offset to push it
@@ -1075,16 +1077,25 @@ class CI_Image_lib {
break;
}
- // Add the text to the source image
- if ($this->wm_use_truetype AND $this->wm_use_drop_shadow)
- {
- imagettftext($src_img, $this->wm_font_size, 0, $x_shad, $y_shad, $drp_color, $this->wm_font_path, $this->wm_text);
- imagettftext($src_img, $this->wm_font_size, 0, $x_axis, $y_axis, $txt_color, $this->wm_font_path, $this->wm_text);
- }
- elseif ($this->wm_use_drop_shadow)
+ if ($this->wm_use_drop_shadow)
{
- imagestring($src_img, $this->wm_font_size, $x_shad, $y_shad, $this->wm_text, $drp_color);
- imagestring($src_img, $this->wm_font_size, $x_axis, $y_axis, $this->wm_text, $txt_color);
+ // Set RGB values for text and shadow
+ $txt_color = str_split(substr($this->wm_font_color, 1, 6));
+ $txt_color = imagecolorclosest($src_img, hexdec($txt_color[0]), hexdec($txt_color[1]), hexdec($txt_color[2]));
+ $drp_color = str_split(substr($this->wm_shadow_color, 1, 6));
+ $drp_color = imagecolorclosest($src_img, hexdec($drp_color[0]), hexdec($drp_color[2]), hexdec($drp_color[3]));
+
+ // Add the text to the source image
+ if ($this->wm_use_truetype)
+ {
+ imagettftext($src_img, $this->wm_font_size, 0, $x_shad, $y_shad, $drp_color, $this->wm_font_path, $this->wm_text);
+ imagettftext($src_img, $this->wm_font_size, 0, $x_axis, $y_axis, $txt_color, $this->wm_font_path, $this->wm_text);
+ }
+ else
+ {
+ imagestring($src_img, $this->wm_font_size, $x_shad, $y_shad, $this->wm_text, $drp_color);
+ imagestring($src_img, $this->wm_font_size, $x_axis, $y_axis, $this->wm_text, $txt_color);
+ }
}
// Output the final image