<?php

/*
	Question2Answer by Gideon Greenspan and contributors

	http://www.question2answer.org/


	File: qa-plugin/wysiwyg-editor/qa-wysiwyg-upload.php
	Version: See define()s at top of qa-include/qa-base.php
	Description: Page module class for WYSIWYG editor (CKEditor) file upload receiver


	This program is free software; you can redistribute it and/or
	modify it under the terms of the GNU General Public License
	as published by the Free Software Foundation; either version 2
	of the License, or (at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	More about this license: http://www.question2answer.org/license.php
*/


class qa_wysiwyg_upload
{
	public function match_request($request)
	{
		return ($request == 'wysiwyg-editor-upload');
	}

	public function process_request($request)
	{
		$message = '';
		$url = '';

		if (is_array($_FILES) && count($_FILES)) {
			if (!qa_opt('wysiwyg_editor_upload_images'))
				$message = qa_lang('users/no_permission');

			require_once QA_INCLUDE_DIR.'qa-app-upload.php';

			$upload = qa_upload_file_one(
				qa_opt('wysiwyg_editor_upload_max_size'),
				qa_get('qa_only_image') || !qa_opt('wysiwyg_editor_upload_all'),
				qa_get('qa_only_image') ? 600 : null, // max width if it's an image upload
				null // no max height
			);

			$message = @$upload['error'];
			$url = @$upload['bloburl'];
		}

		echo "<script>window.parent.CKEDITOR.tools.callFunction(".qa_js(qa_get('CKEditorFuncNum')).
			", ".qa_js($url).", ".qa_js($message).");</script>";

		return null;
	}
}


/*
	Omit PHP closing tag to help avoid accidental output
*/