PHP upload::type方法代码示例

 protected function _save_img_bg($image)
 {
     if (!upload::valid($image) or !upload::type($image, array('jpg', 'jpeg', 'png', 'gif'))) {
         $this->session->set_flash('error_msg', 'Only upload file jpg , jpeg , png , gif');
         url::redirect('admin_config');
     } else {
         $directory = DOCROOT . 'themes/client/styleSIC/index/pics/';
         if ($file = upload::save($image, NULL, $directory)) {
             $filename = 'bg_' . md5(rand(0, 999)) . time() . '.png';
             Image::factory($file)->save($directory . $filename);
             // Delete the temporary file
             unlink($file);
             return $filename;
         }
         return FALSE;
     }
 }

 protected function validate_this()
 {
     $input = Input::instance();
     $fname = isset($_FILES[$this->name . '_file']) ? $this->name . '_file' : $this->name;
     $file = isset($_FILES[$fname]) ? $_FILES[$fname] : NULL;
     $already_uploaded = $input->post($this->name . '_path') ? TRUE : FALSE;
     $this->was_validated = TRUE;
     if ($this->required and empty($file['name']) and !$already_uploaded) {
         if ($already_uploaded and is_file($input->post($this->name . '_path'))) {
             unlink($input->post($this->name . '_path'));
         }
         $this->error = $this->required_msg;
         return $this->error;
     } elseif (!$this->required and !$input->post($this->name) and empty($file['name'])) {
         return;
     } else {
         $allowed_types = Formo::splitby($this->allowed_types);
         $time = time();
         // this means we're good with the file uploaded already
         if ($already_uploaded === TRUE and !$file['name']) {
             $full_path = $input->post($this->name . '_path');
             $path = array_pop(explode('/', $full_path));
             $file_name = $input->post($this->name);
         } elseif ($file['name']) {
             // delete old entry
             if ($already_uploaded) {
                 $full_path = $input->post($this->name . '_path');
                 $path = array_pop(preg_split('/\\//', $full_path));
                 $file_name = $input->post($this->name);
                 if (is_file($full_path)) {
                     unlink($full_path);
                 }
             }
             // start validating
             if (!upload::required($file)) {
                 return $this->error = Kohana::lang('formo.invalidfile');
             }
             if (!upload::size($file, array($this->max_size))) {
                 return $this->error = Kohana::lang('formo.too_large') . ' (' . $this->max_size . ')';
             }
             if (!upload::type($file, $allowed_types)) {
                 return $this->error = Kohana::lang('formo.invalid_type');
             }
             $full_path = upload::save($fname, $time . $file['name'], DOCROOT . $this->upload_path, 0777);
             $path = array_pop(preg_split('/\\//', $full_path));
             $file_name = $file['name'];
         }
         // fill $this->data with appropriate info
         $this->data['orig_name'] = $file_name;
         $this->data['file_name'] = end(preg_split('/\\//', $full_path));
         $this->data['path'] = preg_replace('/\\/' . $this->data['file_name'] . '/', '', $full_path);
         $this->data['full_path'] = $full_path;
         $this->data['file_ext'] = strtolower(substr(strrchr($file_name, '.'), 1));
         $this->data['file_type'] = reset(Kohana::config('mimes.' . $this->data['file_ext']));
         $this->data['bytes'] = filesize($full_path);
         $this->data['file_size'] = round(filesize($full_path) / 1024, 2);
         $this->data['time'] = $time;
         if ($isize = getimagesize($full_path)) {
             $this->data['is_image'] = 1;
             $this->data['image_width'] = $isize[0];
             $this->data['image_height'] = $isize[1];
             $this->data['image_size_str'] = $isize[3];
         } else {
             $this->data['is_image'] = 0;
             $this->data['image_width'] = NULL;
             $this->data['image_height'] = NULL;
             $this->data['image_size_str'] = NULL;
         }
         $this->value = $this->data;
         // create the extra stuff for saving past, accepted uploads and unvalidated forms
         $this->type = 'text';
         $this->_was_file = TRUE;
         $this->add_class($this->file_link_class);
         $this->value = $file_name;
         $this->readOnly = 'readOnly';
         $this->onClick = 'file_replace(\'' . $this->id . '\')';
         $oldclose = $this->element_close;
         $class = !empty($this->class) ? ' class="' . preg_replace('/ *' . $this->file_link_class . '/', '', $this->class) . '"' : '';
         $this->str = '<input type="text" name="' . $this->name . '" value="' . $this->value . '"' . Formo::quicktagss($this->_find_tags()) . ' />' . '<script type="text/javascript">' . "\n" . 'function file_replace(id){' . "\n" . 'var txt = document.getElementById(id);' . "\n" . 'var file = document.getElementById(id+"_file");' . "\n" . 'txt.style.display = "none";' . "\n" . 'file.style.display = "inline";' . "\n" . '}' . "\n" . '</script>' . "\n" . '<input type="hidden" name="' . $this->name . '_path" id="' . $this->id . '_path" value="' . $full_path . '" />' . "\n" . '<input type="file" name="' . $this->name . '_file" id="' . $this->id . '_file"' . $class . ' style="display:none"/>' . "\n" . $oldclose;
     }
 }

 protected function _save_img_s3($image)
 {
     require Kohana::find_file('views/aws', 'init');
     if (!upload::valid($image) or !upload::type($image, array('jpg', 'jpeg', 'png', 'gif'))) {
         $this->session->set_flash('error_msg', 'Only upload file jpg , jpeg , png , gif');
         ///url::redirect('admin_config');
         //die();
         return FALSE;
     } else {
         $name = $image['name'];
         $size = $image['size'];
         $tmp = $image['tmp_name'];
         $actual_image_name = 'ans_' . md5($image['name'] . time()) . "." . 'png';
         try {
             // Upload data.
             $result = $s3Client->putObject(array('Bucket' => $s3_bucket, 'Key' => 'answer/' . $actual_image_name, 'SourceFile' => $this->s3_resize($tmp, 593, 539), 'ACL' => 'public-read', 'ContentType' => 'image/png'));
             return $actual_image_name;
         } catch (S3Exception $e) {
             return FALSE;
         }
         return FALSE;
     }
 }

 protected function _save_img_courses($image, $hd_id = '')
 {
     if (!upload::valid($image) or !upload::type($image, array('jpg', 'jpeg', 'png', 'gif'))) {
         $this->session->set_flash('error_msg', 'Only upload file jpg , jpeg , png , gif');
         if ($hd_id) {
             url::redirect('admin_test/edit/' . $hd_id);
         } else {
             url::redirect('admin_test/create');
         }
     } else {
         $directory = DOCROOT . 'uploads/courses_img/';
         if ($file = upload::save($image, NULL, $directory)) {
             $filename = md5(rand(0, 999)) . '.png';
             Image::factory($file)->resize(200, 200, Image::AUTO)->save($directory . $filename);
             // Delete the temporary file
             unlink($file);
             return $filename;
         }
         return FALSE;
     }
 }