run(이미지 경로가 포함된 컨텐츠);
*******************************************************************************/
class g4_thumb {
var $path;
var $width;
var $red = 0xff;
var $green = 0xff;
var $blue = 0xff;
var $quality = 100;
var $permission = G5_FILE_PERMISSION;
function g4_thumb($path, $width) {
$this->set_path($path);
$this->set_width($width);
}
// 경로
function set_path($path) {
$this->path = $path;
@mkdir($path, G5_DIR_PERMISSION);
@chmod($path, G5_DIR_PERMISSION);
}
function set_width($width) {
$this->width = $width;
}
function get_width() {
return $this->width;
}
function set_bgcolor($red, $green, $blue) {
$this->red = $red;
$this->green = $green;
$this->blue = $blue;
}
function set_quality($quality) {
$this->quality = $quality;
}
function set_permission($permission) {
$this->permission = $permission;
}
function create($srcimg, $thumbfile) {
$width = $this->get_width();
$source = null;
$size = @getimagesize($srcimg);
if ($size[2] == 1)
$source = @imagecreatefromgif($srcimg);
else if ($size[2] == 2)
$source = @imagecreatefromjpeg($srcimg);
else if ($size[2] == 3)
$source = @imagecreatefrompng($srcimg);
if ($source == null)
return '';
// 이미지의 폭이 설정폭 보다 작다면
if ($size[0] < $width) {
$width = $size[0];
$height = $size[1];
} else {
$rate = $width / $size[0];
$height = (int)($size[1] * $rate);
}
$target = @imagecreatetruecolor($width, $height);
$bgcolor = @imagecolorallocate($target, $this->red, $this->green, $this->blue); // 썸네일 배경
imagefilledrectangle($target, 0, 0, $width, $height, $bgcolor);
imagecopyresampled($source, $source, 0, 0, 0, 0, $width, $height, $size[0], $size[1]);
imagecopy($target, $source, 0, 0, 0, 0, $size[0], $size[1]);
imagejpeg($target, $thumbfile, $this->quality);
chmod($thumbfile, $this->permission); // 추후 삭제를 위하여 파일모드 변경
return $thumbfile;
}
function thumbnail($matches)
{
foreach ($matches as $img) {
preg_match("/src=[\"\']?([^\"\'\s>]+)/i", $img, $m);
$src = trim($m[1]);
$result = true;
if (preg_match("/\.(jpe?g|png|gif)$/i", $src)) {
// 유일한 파일명을 만든다.
$filename = md5($src).'_'.$this->width;
$thumb = $this->path.'/'.$filename;
if (!file_exists($thumb)) {
$result = $this->create($src, $thumb);
}
}
else {
$thumb = $src;
}
if ($result) {
$size = @getimagesize($src);
if ($size[0] < $this->width) {
return "
";
} else {
return "";
}
}
}
}
function run($content)
{
//return preg_replace_callback('#]+>#iS', create_function('$matches', 'return g4_thumb::thumbnail($matches);'), $content);
//return preg_replace_callback('#]+>#iS', array('g4_thumb', 'thumbnail'), $content);
//return preg_replace_callback('#]+>#iS', 'g4_thumb::thumbnail', $content);
return preg_replace_callback('#]+>#iS', array($this, 'thumbnail'), $content);
}
}
?>