2011-03-18 09:43:13 +09:00
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<?php
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/**
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* StatusNet - the distributed open-source microblogging tool
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* Copyright (C) 2011, StatusNet, Inc.
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*
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* Answer a question
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*
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* PHP version 5
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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2011-04-02 15:59:35 +09:00
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* @category QnA
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2011-03-18 09:43:13 +09:00
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* @package StatusNet
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* @author Zach Copley <zach@status.net>
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* @copyright 2011 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
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* @link http://status.net/
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*/
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if (!defined('STATUSNET')) {
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// This check helps protect against security problems;
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// your code file can't be executed directly from the web.
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exit(1);
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}
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/**
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* Answer a question
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*
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2011-03-21 11:24:35 +09:00
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* @category QnA
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2011-03-18 09:43:13 +09:00
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* @package StatusNet
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* @author Zach Copley <zach@status.net>
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* @copyright 2010 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
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* @link http://status.net/
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*/
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2011-03-22 08:51:38 +09:00
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class QnanewanswerAction extends Action
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2011-03-18 09:43:13 +09:00
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{
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2011-04-01 01:58:26 +09:00
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protected $user = null;
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protected $error = null;
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protected $complete = null;
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2011-03-18 09:43:13 +09:00
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2011-04-16 07:07:17 +09:00
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public $question = null;
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2011-04-01 01:58:26 +09:00
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protected $content = null;
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2011-03-18 09:43:13 +09:00
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/**
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* Returns the title of the action
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*
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* @return string Action title
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*/
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function title()
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{
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// TRANS: Page title for and answer to a question.
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return _m('Answer');
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}
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/**
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* For initializing members of the class.
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*
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* @param array $argarray misc. arguments
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*
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* @return boolean true
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*/
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function prepare($argarray)
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{
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parent::prepare($argarray);
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if ($this->boolean('ajax')) {
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StatusNet::setApi(true);
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}
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2011-04-18 18:27:56 +09:00
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common_debug("in qnanewanswer");
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2011-03-18 09:43:13 +09:00
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$this->user = common_current_user();
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if (empty($this->user)) {
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2011-03-22 08:51:38 +09:00
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throw new ClientException(
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2011-06-05 18:06:08 +09:00
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// TRANS: Client exception thrown trying to answer a question while not logged in.
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2011-03-22 08:51:38 +09:00
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_m("You must be logged in to answer to a question."),
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403
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);
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2011-03-18 09:43:13 +09:00
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}
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if ($this->isPost()) {
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$this->checkSessionToken();
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}
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2011-04-01 01:58:26 +09:00
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$id = substr($this->trimmed('id'), 9);
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2013-08-18 20:04:58 +09:00
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$this->question = QnA_Question::getKV('id', $id);
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2011-04-01 01:58:26 +09:00
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2011-03-18 09:43:13 +09:00
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if (empty($this->question)) {
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2011-03-22 08:51:38 +09:00
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throw new ClientException(
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2011-06-05 18:06:08 +09:00
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// TRANS: Client exception thrown trying to respond to a non-existing question.
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2011-04-01 01:58:26 +09:00
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_m('Invalid or missing question.'),
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2011-03-22 08:51:38 +09:00
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404
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);
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2011-03-18 09:43:13 +09:00
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}
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2011-03-22 08:51:38 +09:00
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$this->answerText = $this->trimmed('answer');
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2011-04-01 01:58:26 +09:00
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2011-03-18 09:43:13 +09:00
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return true;
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}
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/**
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* Handler method
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*
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* @param array $argarray is ignored since it's now passed in in prepare()
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*
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* @return void
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*/
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function handle($argarray=null)
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{
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parent::handle($argarray);
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if ($this->isPost()) {
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2011-03-22 08:51:38 +09:00
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$this->newAnswer();
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2011-03-18 09:43:13 +09:00
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} else {
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2011-04-12 18:22:47 +09:00
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$this->showForm();
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2011-03-18 09:43:13 +09:00
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}
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return;
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}
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/**
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* Add a new answer
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*
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* @return void
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*/
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2011-03-22 08:51:38 +09:00
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function newAnswer()
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2011-03-18 09:43:13 +09:00
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{
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2011-04-04 08:57:59 +09:00
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$profile = $this->user->getProfile();
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2011-03-18 09:43:13 +09:00
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try {
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2011-03-22 08:51:38 +09:00
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$notice = QnA_Answer::saveNew(
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2011-04-04 08:57:59 +09:00
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$profile,
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2011-03-18 09:43:13 +09:00
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$this->question,
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2011-03-22 08:51:38 +09:00
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$this->answerText
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2011-03-18 09:43:13 +09:00
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);
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} catch (ClientException $ce) {
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$this->error = $ce->getMessage();
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2011-04-12 18:22:47 +09:00
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$this->showForm($this->error);
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2011-03-18 09:43:13 +09:00
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return;
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}
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if ($this->boolean('ajax')) {
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2011-04-01 01:58:26 +09:00
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common_debug("ajaxy part");
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2011-04-04 08:57:59 +09:00
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$answer = $this->question->getAnswer($profile);
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2011-03-18 09:43:13 +09:00
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header('Content-Type: text/xml;charset=utf-8');
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$this->xw->startDocument('1.0', 'UTF-8');
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2011-04-05 16:27:51 +09:00
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2011-03-18 09:43:13 +09:00
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$this->elementStart('html');
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$this->elementStart('head');
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// TRANS: Page title after sending an answer.
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$this->element('title', null, _m('Answers'));
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$this->elementEnd('head');
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2011-04-05 16:27:51 +09:00
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2011-03-18 09:43:13 +09:00
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$this->elementStart('body');
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2011-04-05 16:27:51 +09:00
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2011-04-18 18:27:56 +09:00
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$nli = new NoticeAnswerListItem($notice, $this, $this->question, $answer);
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2011-04-05 16:27:51 +09:00
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$nli->show();
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2011-04-20 04:54:56 +09:00
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2011-03-18 09:43:13 +09:00
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$this->elementEnd('body');
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$this->elementEnd('html');
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} else {
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2011-04-19 05:48:35 +09:00
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common_debug("not ajax");
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2011-03-18 09:43:13 +09:00
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common_redirect($this->question->bestUrl(), 303);
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}
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}
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/**
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* Show the Answer form
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*
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* @return void
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*/
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function showContent()
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{
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if (!empty($this->error)) {
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$this->element('p', 'error', $this->error);
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}
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2011-04-04 17:27:38 +09:00
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$form = new QnanewanswerForm($this->question, $this);
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2011-03-18 09:43:13 +09:00
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$form->show();
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return;
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}
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/**
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* Return true if read only.
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*
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* MAY override
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*
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* @param array $args other arguments
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*
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* @return boolean is read only action?
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*/
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function isReadOnly($args)
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{
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if ($_SERVER['REQUEST_METHOD'] == 'GET' ||
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$_SERVER['REQUEST_METHOD'] == 'HEAD') {
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return true;
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} else {
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return false;
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}
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}
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2011-04-12 18:22:47 +09:00
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/**
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* Show an Ajax-y error message
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*
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* Goes back to the browser, where it's shown in a popup.
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*
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* @param string $msg Message to show
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*
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* @return void
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*/
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function ajaxErrorMsg($msg)
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{
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$this->startHTML('text/xml;charset=utf-8', true);
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$this->elementStart('head');
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// TRANS: Page title after an AJAX error occurs on the post answer page.
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2011-04-20 04:54:56 +09:00
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$this->element('title', null, _m('Ajax Error'));
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2011-04-12 18:22:47 +09:00
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$this->elementEnd('head');
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$this->elementStart('body');
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$this->element('p', array('id' => 'error'), $msg);
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$this->elementEnd('body');
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$this->elementEnd('html');
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}
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/**
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* Show an Ajax-y answer form
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*
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* Goes back to the browser, where it's shown in a popup.
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*
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* @param string $msg Message to show
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*
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* @return void
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*/
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function ajaxShowForm()
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{
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common_debug('ajaxShowForm()');
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$this->startHTML('text/xml;charset=utf-8', true);
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$this->elementStart('head');
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// TRANS: Title for form to send answer to a question.
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$this->element('title', null, _m('TITLE','Your answer'));
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$this->elementEnd('head');
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$this->elementStart('body');
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$form = new QnanewanswerForm($this, $this->question);
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$form->show();
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$this->elementEnd('body');
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$this->elementEnd('html');
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}
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/**
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* @param string $msg An error message, if any
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*
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* @return void
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*/
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function showForm($msg = null)
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{
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common_debug("show form - msg = $msg");
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if ($this->boolean('ajax')) {
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if ($msg) {
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$this->ajaxErrorMsg($msg);
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} else {
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$this->ajaxShowForm();
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}
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return;
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}
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$this->msg = $msg;
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$this->showPage();
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}
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2011-03-18 09:43:13 +09:00
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}
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2011-04-16 07:07:17 +09:00
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class NoticeAnswerListItem extends NoticeListItem
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{
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protected $question;
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2011-04-18 18:27:56 +09:00
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protected $answer;
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2011-04-16 07:07:17 +09:00
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/**
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* constructor
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*
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* Also initializes the profile attribute.
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*
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* @param Notice $notice The notice we'll display
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*/
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2011-04-18 18:27:56 +09:00
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function __construct($notice, $out=null, $question, $answer)
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2011-04-16 07:07:17 +09:00
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{
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parent::__construct($notice, $out);
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2011-04-18 18:27:56 +09:00
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$this->question = $question;
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$this->answer = $answer;
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2011-04-16 07:07:17 +09:00
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}
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function show()
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{
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if (empty($this->notice)) {
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common_log(LOG_WARNING, "Trying to show missing notice; skipping.");
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return;
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} else if (empty($this->profile)) {
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common_log(LOG_WARNING, "Trying to show missing profile (" . $this->notice->profile_id . "); skipping.");
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return;
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}
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$this->showStart();
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$this->showNotice();
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$this->showNoticeInfo();
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$notice = $this->question->getNotice();
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$this->out->hidden('inreplyto', $notice->id);
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$this->showEnd();
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}
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2011-04-18 18:27:56 +09:00
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/**
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* show the content of the notice
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*
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* Shows the content of the notice. This is pre-rendered for efficiency
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* at save time. Some very old notices might not be pre-rendered, so
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* they're rendered on the spot.
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*
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* @return void
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*/
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function showContent()
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{
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$this->out->elementStart('p', array('class' => 'entry-content answer-content'));
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if ($this->notice->rendered) {
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$this->out->raw($this->notice->rendered);
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} else {
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// XXX: may be some uncooked notices in the DB,
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// we cook them right now. This should probably disappear in future
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// versions (>> 0.4.x)
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$this->out->raw(common_render_content($this->notice->content, $this->notice));
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}
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if (!empty($this->answer)) {
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$form = new QnashowanswerForm($this->out, $this->answer);
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$form->show();
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} else {
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2011-06-05 18:06:08 +09:00
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// TRANS: Error message displayed when an answer has no content.
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2011-04-18 18:27:56 +09:00
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$out->text(_m('Answer data is missing.'));
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}
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$this->out->elementEnd('p');
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}
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2011-06-05 18:06:08 +09:00
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}
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