XoopsModules25x /
smallworld
| @@ 74-113 (lines=40) @@ | ||
| 71 | * @param $file_name |
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| 72 | * @return bool |
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| 73 | */ |
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| 74 | private function create_thumbnail($file_name) |
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| 75 | { |
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| 76 | $file_path = $this->upload_dir . $file_name; |
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| 77 | $thumbnail_path = $this->thumbnails_dir . $file_name; |
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| 78 | list($img_width, $img_height) = @getimagesize($file_path); |
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| 79 | if (!$img_width || !$img_height) { |
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| 80 | return false; |
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| 81 | } |
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| 82 | $scale = min($this->thumbnail_max_width / $img_width, $this->thumbnail_max_height / $img_height); |
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| 83 | if ($scale > 1) { |
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| 84 | $scale = 1; |
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| 85 | } |
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| 86 | $thumbnail_width = $img_width * $scale; |
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| 87 | $thumbnail_height = $img_height * $scale; |
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| 88 | $thumbnail_img = @imagecreatetruecolor($thumbnail_width, $thumbnail_height); |
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| 89 | switch (mb_strtolower(mb_substr(mb_strrchr($file_name, '.'), 1))) { |
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| 90 | case 'jpg': |
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| 91 | case 'jpeg': |
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| 92 | $src_img = @imagecreatefromjpeg($file_path); |
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| 93 | $write_thumbnail = 'imagejpeg'; |
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| 94 | break; |
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| 95 | case 'gif': |
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| 96 | $src_img = @imagecreatefromgif($file_path); |
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| 97 | $write_thumbnail = 'imagegif'; |
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| 98 | break; |
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| 99 | case 'png': |
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| 100 | $src_img = @imagecreatefrompng($file_path); |
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| 101 | $write_thumbnail = 'imagepng'; |
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| 102 | break; |
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| 103 | default: |
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| 104 | $src_img = $write_thumbnail = null; |
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| 105 | } |
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| 106 | $success = $src_img && @imagecopyresampled($thumbnail_img, $src_img, 0, 0, 0, 0, $thumbnail_width, $thumbnail_height, $img_width, $img_height) |
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| 107 | && $write_thumbnail($thumbnail_img, $thumbnail_path); |
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| 108 | // Free up memory (imagedestroy does not delete files): |
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| 109 | @imagedestroy($src_img); |
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| 110 | @imagedestroy($thumbnail_img); |
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| 111 | ||
| 112 | return $success; |
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| 113 | } |
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| 114 | ||
| 115 | //function to return file extension from a path or file name |
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| 116 | ||
| @@ 69-107 (lines=39) @@ | ||
| 66 | * @param $file_name |
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| 67 | * @return bool |
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| 68 | */ |
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| 69 | private function create_thumbnail($file_name) |
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| 70 | { |
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| 71 | $file_path = $this->upload_dir . $file_name; |
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| 72 | $thumbnail_path = $this->thumbnails_dir . $file_name; |
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| 73 | list($img_width, $img_height) = @getimagesize($file_path); |
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| 74 | if (!$img_width || !$img_height) { |
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| 75 | return false; |
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| 76 | } |
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| 77 | $scale = min($this->thumbnail_max_width / $img_width, $this->thumbnail_max_height / $img_height); |
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| 78 | if ($scale > 1) { |
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| 79 | $scale = 1; |
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| 80 | } |
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| 81 | $thumbnail_width = $img_width * $scale; |
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| 82 | $thumbnail_height = $img_height * $scale; |
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| 83 | $thumbnail_img = @imagecreatetruecolor($thumbnail_width, $thumbnail_height); |
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| 84 | switch (strtolower(substr(strrchr($file_name, '.'), 1))) { |
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| 85 | case 'jpg': |
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| 86 | case 'jpeg': |
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| 87 | $src_img = @imagecreatefromjpeg($file_path); |
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| 88 | $write_thumbnail = 'imagejpeg'; |
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| 89 | break; |
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| 90 | case 'gif': |
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| 91 | $src_img = @imagecreatefromgif($file_path); |
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| 92 | $write_thumbnail = 'imagegif'; |
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| 93 | break; |
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| 94 | case 'png': |
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| 95 | $src_img = @imagecreatefrompng($file_path); |
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| 96 | $write_thumbnail = 'imagepng'; |
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| 97 | break; |
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| 98 | default: |
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| 99 | $src_img = $write_thumbnail = null; |
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| 100 | } |
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| 101 | $success = $src_img && @imagecopyresampled($thumbnail_img, $src_img, 0, 0, 0, 0, $thumbnail_width, $thumbnail_height, $img_width, $img_height) |
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| 102 | && $write_thumbnail($thumbnail_img, $thumbnail_path); |
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| 103 | // Free up memory (imagedestroy does not delete files): |
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| 104 | @imagedestroy($src_img); |
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| 105 | @imagedestroy($thumbnail_img); |
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| 106 | return $success; |
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| 107 | } |
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| 108 | ||
| 109 | //function to return file extension from a path or file name |
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| 110 | ||
