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-rw-r--r--system/libraries/Image_lib.php40
1 files changed, 38 insertions, 2 deletions
diff --git a/system/libraries/Image_lib.php b/system/libraries/Image_lib.php
index 7e7d4c85c..6aeee1790 100644
--- a/system/libraries/Image_lib.php
+++ b/system/libraries/Image_lib.php
@@ -946,6 +946,10 @@ class CI_Image_lib {
$cmd_in = 'pngtopnm';
$cmd_out = 'ppmtopng';
break;
+ case 18 :
+ $cmd_in = 'webptopnm';
+ $cmd_out = 'ppmtowebp';
+ break;
}
if ($action === 'crop')
@@ -1207,7 +1211,7 @@ class CI_Image_lib {
}
// Build the finalized image
- if ($wm_img_type === 3 && function_exists('imagealphablending'))
+ if ($wm_img_type === 3)
{
@imagealphablending($src_img, TRUE);
}
@@ -1472,6 +1476,14 @@ class CI_Image_lib {
}
return imagecreatefrompng($path);
+ case 18:
+ if ( ! function_exists('imagecreatefromwebp'))
+ {
+ $this->set_error(array('imglib_unsupported_imagecreate', 'imglib_webp_not_supported'));
+ return FALSE;
+ }
+
+ return imagecreatefromwebp($path);
default:
$this->set_error(array('imglib_unsupported_imagecreate'));
return FALSE;
@@ -1532,6 +1544,19 @@ class CI_Image_lib {
return FALSE;
}
break;
+ case 18:
+ if ( ! function_exists('imagewebp'))
+ {
+ $this->set_error(array('imglib_unsupported_imagecreate', 'imglib_webp_not_supported'));
+ return FALSE;
+ }
+
+ if ( ! @imagewebp($resource, $this->full_dst_path))
+ {
+ $this->set_error('imglib_save_failed');
+ return FALSE;
+ }
+ break;
default:
$this->set_error(array('imglib_unsupported_imagecreate'));
return FALSE;
@@ -1551,7 +1576,16 @@ class CI_Image_lib {
*/
public function image_display_gd($resource)
{
- header('Content-Disposition: filename='.$this->source_image.';');
+ // RFC 6266 allows for multibyte filenames, but only in UTF-8,
+ // so we have to make it conditional ...
+ $filename = basename(empty($this->new_image) ? $this->source_image : $this->new_image);
+ $charset = strtoupper(config_item('charset'));
+ $utf8_filename = ($charset !== 'UTF-8')
+ ? get_instance()->utf8->convert_to_utf8($filename, $charset)
+ : $filename;
+ isset($utf8_filename[0]) && $utf8_filename = " filename*=UTF-8''".rawurlencode($utf8_filename);
+
+ header('Content-Disposition: filename="'.$filename.'";'.$utf8_filename);
header('Content-Type: '.$this->mime_type);
header('Content-Transfer-Encoding: binary');
header('Last-Modified: '.gmdate('D, d M Y H:i:s', time()).' GMT');
@@ -1564,6 +1598,8 @@ class CI_Image_lib {
break;
case 3 : imagepng($resource);
break;
+ case 18 : imagewebp($resource);
+ break;
default: echo 'Unable to display the image';
break;
}