示例#1
0
 /**
  * 上传操作
  *
  * @param string $field 上传表单名
  * @return bool
  */
 public function upfile($field)
 {
     //上传文件
     $this->upload_file = $_FILES[$field];
     if ($this->upload_file['tmp_name'] == "") {
         $this->setError(Language::get('cant_find_temporary_files'));
         return false;
     }
     //对上传文件错误码进行验证
     $error = $this->fileInputError();
     if (!$error) {
         return false;
     }
     //验证是否是合法的上传文件
     if (!is_uploaded_file($this->upload_file['tmp_name'])) {
         $this->setError(Language::get('upload_file_attack'));
         return false;
     }
     //验证文件大小
     if ($this->upload_file['size'] == 0) {
         $error = Language::get('upload_file_size_none');
         $this->setError($error);
         return false;
     }
     if ($this->upload_file['size'] > $this->max_size * 1024) {
         $error = Language::get('upload_file_size_cant_over') . $this->max_size . 'KB';
         $this->setError($error);
         return false;
     }
     //文件后缀名
     $tmp_ext = explode(".", $this->upload_file['name']);
     $tmp_ext = $tmp_ext[count($tmp_ext) - 1];
     $this->ext = strtolower($tmp_ext);
     //验证文件格式是否为系统允许
     if (!in_array($this->ext, $this->allow_type)) {
         $error = Language::get('image_allow_ext_is') . implode(',', $this->allow_type);
         $this->setError($error);
         return false;
     }
     //检查是否为有效图片
     if (!($image_info = @getimagesize($this->upload_file['tmp_name']))) {
         $error = Language::get('upload_image_is_not_image');
         $this->setError($error);
         return false;
     }
     //设置图片路径
     $this->save_path = $this->setPath();
     //设置文件名称
     if (empty($this->file_name)) {
         $this->setFileName();
     }
     //是否需要生成缩略图
     $ifresize = false;
     if ($this->thumb_width && $this->thumb_height && $this->thumb_ext) {
         $thumb_width = explode(',', $this->thumb_width);
         $thumb_height = explode(',', $this->thumb_height);
         $thumb_ext = explode(',', $this->thumb_ext);
         if (count($thumb_width) == count($thumb_height) && count($thumb_height) == count($thumb_ext)) {
             $ifresize = true;
         }
     }
     //计算缩略图的尺寸
     if ($ifresize) {
         for ($i = 0; $i < count($thumb_width); $i++) {
             $imgscaleto = $thumb_width[$i] == $thumb_height[$i];
             if ($image_info[0] < $thumb_width[$i]) {
                 $thumb_width[$i] = $image_info[0];
             }
             if ($image_info[1] < $thumb_height[$i]) {
                 $thumb_height[$i] = $image_info[1];
             }
             $thumb_wh = $thumb_width[$i] / $thumb_height[$i];
             $src_wh = $image_info[0] / $image_info[1];
             if ($thumb_wh <= $src_wh) {
                 $thumb_height[$i] = $thumb_width[$i] * ($image_info[1] / $image_info[0]);
             } else {
                 $thumb_width[$i] = $thumb_height[$i] * ($image_info[0] / $image_info[1]);
             }
             if ($imgscaleto) {
                 $scale[$i] = $src_wh > 1 ? $thumb_width[$i] : $thumb_height[$i];
                 //					if ($this->config['thumb_type'] == 'gd'){
                 //						$scale[$i]  = $src_wh > 1 ? $thumb_width[$i] : $thumb_height[$i];
                 //					}else{
                 //						$scale[$i]  = $src_wh > 1 ? $thumb_width[$i] : $thumb_height[$i];
                 //					}
             } else {
                 $scale[$i] = 0;
             }
             //				if ($thumb_width[$i] == $thumb_height[$i]){
             //					$scale[$i] = $thumb_width[$i];
             //				}else{
             //					$scale[$i] = 0;
             //				}
         }
     }
     //是否立即弹出错误
     if ($this->if_show_error) {
         echo "<script type='text/javascript'>alert('" . ($this->if_show_error_one ? $error : $this->error) . "');history.back();</script>";
         die;
     }
     if ($this->error != '') {
         return false;
     }
     if (@move_uploaded_file($this->upload_file['tmp_name'], BASE_UPLOAD_PATH . DS . $this->save_path . DS . $this->file_name)) {
         //产生缩略图
         if ($ifresize) {
             $resizeImage = new ResizeImage();
             $save_path = rtrim(BASE_UPLOAD_PATH . DS . $this->save_path, '/');
             for ($i = 0; $i < count($thumb_width); $i++) {
                 $resizeImage->newImg($save_path . DS . $this->file_name, $thumb_width[$i], $thumb_height[$i], $scale[$i], $thumb_ext[$i] . '.', $save_path, $this->filling);
                 if ($i == 0) {
                     $resize_image = explode('/', $resizeImage->relative_dstimg);
                     $this->thumb_image = $resize_image[count($resize_image) - 1];
                 }
             }
         }
         //删除原图
         if ($this->ifremove && is_file(BASE_UPLOAD_PATH . DS . $this->save_path . DS . $this->file_name)) {
             @unlink(BASE_UPLOAD_PATH . DS . $this->save_path . DS . $this->file_name);
         }
         return true;
     } else {
         $this->setError(Language::get('upload_file_fail'));
         return false;
     }
     //		$this->setErrorFileName($this->upload_file['tmp_name']);
     return $this->error;
 }
示例#2
0
 /**
  * 裁剪指定图片
  *
  * @param string $field 上传表单名
  * @return bool
  */
 public function create_thumb($pic_path)
 {
     if (!file_exists($pic_path)) {
         return;
     }
     //是否需要生成缩略图
     $ifresize = false;
     if ($this->thumb_width && $this->thumb_height && $this->thumb_ext) {
         $thumb_width = explode(',', $this->thumb_width);
         $thumb_height = explode(',', $this->thumb_height);
         $thumb_ext = explode(',', $this->thumb_ext);
         if (count($thumb_width) == count($thumb_height) && count($thumb_height) == count($thumb_ext)) {
             $ifresize = true;
         }
     }
     $image_info = @getimagesize($pic_path);
     //计算缩略图的尺寸
     if ($ifresize) {
         for ($i = 0; $i < count($thumb_width); $i++) {
             $imgscaleto = $thumb_width[$i] == $thumb_height[$i];
             if ($image_info[0] < $thumb_width[$i]) {
                 $thumb_width[$i] = $image_info[0];
             }
             if ($image_info[1] < $thumb_height[$i]) {
                 $thumb_height[$i] = $image_info[1];
             }
             $thumb_wh = $thumb_width[$i] / $thumb_height[$i];
             $src_wh = $image_info[0] / $image_info[1];
             if ($thumb_wh <= $src_wh) {
                 $thumb_height[$i] = $thumb_width[$i] * ($image_info[1] / $image_info[0]);
             } else {
                 $thumb_width[$i] = $thumb_height[$i] * ($image_info[0] / $image_info[1]);
             }
             if ($imgscaleto) {
                 $scale[$i] = $src_wh > 1 ? $thumb_width[$i] : $thumb_height[$i];
             } else {
                 $scale[$i] = 0;
             }
         }
     }
     //产生缩略图
     if ($ifresize) {
         $resizeImage = new ResizeImage();
         $save_path = rtrim(BASE_UPLOAD_PATH . DS . $this->save_path, '/');
         for ($i = 0; $i < count($thumb_width); $i++) {
             //				$resizeImage->newImg($save_path.DS.$this->file_name,$thumb_width[$i],$thumb_height[$i],$scale[$i],$thumb_ext[$i].'.',$save_path,$this->filling);
             $resizeImage->newImg($pic_path, $thumb_width[$i], $thumb_height[$i], $scale[$i], $thumb_ext[$i] . '.', dirname($pic_path), $this->filling);
         }
     }
 }
示例#3
0
文件: upload.php 项目: my1977/shopnc
 public function upfile($field)
 {
     $this->upload_file = $_FILES[$field];
     if ($this->upload_file['tmp_name'] == "") {
         $this->setError(Language::get("cant_find_temporary_files"));
         return FALSE;
     }
     $error = $this->fileInputError();
     if (!$error) {
         return FALSE;
     }
     if (!is_uploaded_file($this->upload_file['tmp_name'])) {
         $this->setError(Language::get("upload_file_attack"));
         return FALSE;
     }
     if ($this->upload_file['size'] == 0) {
         $error = Language::get("upload_file_size_none");
         $this->setError($error);
         return FALSE;
     }
     if ($this->max_size * 1024 < $this->upload_file['size']) {
         $error = Language::get("upload_file_size_cant_over") . $this->max_size . "KB";
         $this->setError($error);
         return FALSE;
     }
     $tmp_ext = explode(".", $this->upload_file['name']);
     $tmp_ext = $tmp_ext[count($tmp_ext) - 1];
     $this->ext = strtolower($tmp_ext);
     if (!in_array($this->ext, $this->allow_type)) {
         $error = Language::get("image_allow_ext_is") . implode(",", $this->allow_type);
         $this->setError($error);
         return FALSE;
     }
     if (!($image_info = @getimagesize($this->upload_file['tmp_name']))) {
         $error = Language::get("upload_image_is_not_image");
         $this->setError($error);
         return FALSE;
     }
     $this->save_path = $this->setPath();
     if (empty($this->file_name)) {
         $this->setFileName();
     }
     $ifresize = FALSE;
     if ($this->thumb_width && $this->thumb_height && $this->thumb_ext) {
         $thumb_width = explode(",", $this->thumb_width);
         $thumb_height = explode(",", $this->thumb_height);
         $thumb_ext = explode(",", $this->thumb_ext);
         if (count($thumb_width) == count($thumb_height) && count($thumb_height) == count($thumb_ext)) {
             $ifresize = TRUE;
         }
     }
     if ($ifresize) {
         $i = 0;
         for (; $i < count($thumb_width); ++$i) {
             if ($image_info[0] < $thumb_width[$i]) {
                 $thumb_width[$i] = $image_info[0];
             }
             if ($image_info[1] < $thumb_height[$i]) {
                 $thumb_height[$i] = $image_info[1];
             }
             $thumb_wh = $thumb_width[$i] / $thumb_height[$i];
             $src_wh = $image_info[0] / $image_info[1];
             if ($thumb_wh <= $src_wh) {
                 $thumb_height[$i] = $thumb_width[$i] * ($image_info[1] / $image_info[0]);
             } else {
                 $thumb_width[$i] = $thumb_height[$i] * ($image_info[0] / $image_info[1]);
             }
         }
     }
     if ($this->if_show_error) {
         echo "<script type='text/javascript'>alert('" . ($this->if_show_error_one ? $error : $this->error) . "');history.back();</script>";
         exit;
     }
     if (@copy($this->upload_file['tmp_name'], BasePath . DS . $this->save_path . DS . $this->file_name)) {
         if ($ifresize) {
             require_once BasePath . "/framework/libraries/resizeimage.php";
             $resizeImage = new ResizeImage();
             $save_path = BasePath . DS . $this->save_path;
             $i = 0;
             for (; $i < count($thumb_width); ++$i) {
                 $resizeImage->newImg($save_path . DS . $this->file_name, $thumb_width[$i], $thumb_height[$i], $this->resize_cut, $thumb_ext[$i] . ".", $save_path);
                 if ($i == 0) {
                     $resize_image = explode("/", $resizeImage->relative_dstimg);
                     $this->thumb_image = $resize_image[count($resize_image) - 1];
                 }
             }
         }
         if ($this->ifremove && is_file(BasePath . DS . $this->save_path . DS . $this->file_name)) {
             @unlink(BasePath . DS . $this->save_path . DS . $this->file_name);
         }
         return TRUE;
     }
     $this->setError(Language::get("upload_file_fail"));
     return FALSE;
 }