forked from GNUsocial/gnu-social
871912a00a
I ran:
for i in `grep -R onPluginVersion...version plugins/|cut -d: -f1`; do sed -i '{ s/\(onPluginVersion(\)\(\&\$versions\)/\1array \2/ }' $i; done
453 lines
13 KiB
PHP
453 lines
13 KiB
PHP
<?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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* Microapp plugin for Questions and Answers
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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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* @category QnA
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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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* Question and Answer plugin
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*
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* @category Plugin
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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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class QnAPlugin extends MicroAppPlugin
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{
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var $oldSaveNew = true;
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/**
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* Set up our tables (question and answer)
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*
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* @see Schema
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* @see ColumnDef
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*
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* @return boolean hook value; true means continue processing, false means stop.
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*/
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function onCheckSchema()
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{
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$schema = Schema::get();
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$schema->ensureTable('qna_question', QnA_Question::schemaDef());
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$schema->ensureTable('qna_answer', QnA_Answer::schemaDef());
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$schema->ensureTable('qna_vote', QnA_Vote::schemaDef());
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return true;
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}
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public function newFormAction() {
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return 'qnanewquestion';
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}
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/**
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* Map URLs to actions
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*
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* @param URLMapper $m path-to-action mapper
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*
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* @return boolean hook value; true means continue processing, false means stop.
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*/
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public function onRouterInitialized(URLMapper $m)
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{
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$UUIDregex = '[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}';
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$m->connect(
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'main/qna/newquestion',
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array('action' => 'qnanewquestion')
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);
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$m->connect(
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'answer/qna/closequestion',
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array('action' => 'qnaclosequestion')
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);
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$m->connect(
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'main/qna/newanswer',
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array('action' => 'qnanewanswer')
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);
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$m->connect(
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'main/qna/reviseanswer',
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array('action' => 'qnareviseanswer')
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);
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$m->connect(
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'question/vote/:id',
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array('action' => 'qnavote', 'type' => 'question'),
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array('id' => $UUIDregex)
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);
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$m->connect(
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'question/:id',
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array('action' => 'qnashowquestion'),
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array('id' => $UUIDregex)
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);
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$m->connect(
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'answer/vote/:id',
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array('action' => 'qnavote', 'type' => 'answer'),
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array('id' => $UUIDregex)
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);
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$m->connect(
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'answer/:id',
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array('action' => 'qnashowanswer'),
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array('id' => $UUIDregex)
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);
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return true;
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}
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function onPluginVersion(array &$versions)
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{
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$versions[] = array(
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'name' => 'QnA',
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'version' => GNUSOCIAL_VERSION,
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'author' => 'Zach Copley',
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'homepage' => 'http://status.net/wiki/Plugin:QnA',
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'description' =>
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// TRANS: Plugin description.
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_m('Question and Answers micro-app.')
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);
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return true;
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}
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function appTitle() {
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// TRANS: Application title.
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return _m('TITLE','Question');
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}
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function tag() {
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return 'question';
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}
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function types() {
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return array(
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QnA_Question::OBJECT_TYPE,
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QnA_Answer::OBJECT_TYPE
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);
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}
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/**
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* Given a parsed ActivityStreams activity, save it into a notice
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* and other data structures.
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*
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* @param Activity $activity
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* @param Profile $actor
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* @param array $options=array()
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*
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* @return Notice the resulting notice
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*/
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function saveNoticeFromActivity(Activity $activity, Profile $actor, array $options=array())
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{
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if (count($activity->objects) != 1) {
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// TRANS: Exception thrown when there are too many activity objects.
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throw new Exception(_m('Too many activity objects.'));
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}
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$questionObj = $activity->objects[0];
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if ($questionObj->type != QnA_Question::OBJECT_TYPE) {
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// TRANS: Exception thrown when an incorrect object type is encountered.
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throw new Exception(_m('Wrong type for object.'));
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}
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$notice = null;
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switch ($activity->verb) {
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case ActivityVerb::POST:
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$notice = QnA_Question::saveNew(
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$actor,
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$questionObj->title,
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$questionObj->summary,
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$options
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);
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break;
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case Answer::ObjectType:
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$question = QnA_Question::getKV('uri', $questionObj->id);
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if (empty($question)) {
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// FIXME: save the question
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// TRANS: Exception thrown when answering a non-existing question.
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throw new Exception(_m('Answer to unknown question.'));
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}
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$notice = QnA_Answer::saveNew($actor, $question, $options);
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break;
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default:
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// TRANS: Exception thrown when an object type is encountered that cannot be handled.
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throw new Exception(_m('Unknown object type.'));
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}
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return $notice;
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}
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/**
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* Turn a Notice into an activity object
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*
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* @param Notice $notice
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*
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* @return ActivityObject
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*/
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function activityObjectFromNotice(Notice $notice)
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{
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$question = null;
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switch ($notice->object_type) {
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case QnA_Question::OBJECT_TYPE:
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$question = QnA_Question::fromNotice($notice);
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break;
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case QnA_Answer::OBJECT_TYPE:
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$answer = QnA_Answer::fromNotice($notice);
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$question = $answer->getQuestion();
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break;
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}
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if (empty($question)) {
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// TRANS: Exception thrown when an object type is encountered that cannot be handled.
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throw new Exception(_m('Unknown object type.'));
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}
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$notice = $question->getNotice();
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if (empty($notice)) {
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// TRANS: Exception thrown when requesting a non-existing question notice.
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throw new Exception(_m('Unknown question notice.'));
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}
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$obj = new ActivityObject();
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$obj->id = $question->uri;
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$obj->type = QnA_Question::OBJECT_TYPE;
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$obj->title = $question->title;
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$obj->link = $notice->getUrl();
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// XXX: probably need other stuff here
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return $obj;
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}
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/**
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* Output our CSS class for QnA notice list elements
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*
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* @param NoticeListItem $nli The item being shown
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*
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* @return boolean hook value
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*/
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function onStartOpenNoticeListItemElement($nli)
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{
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$type = $nli->notice->object_type;
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switch($type)
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{
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case QnA_Question::OBJECT_TYPE:
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$id = (empty($nli->repeat)) ? $nli->notice->id : $nli->repeat->id;
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$class = 'h-entry notice question';
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if ($nli->notice->scope != 0 && $nli->notice->scope != 1) {
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$class .= ' limited-scope';
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}
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$question = QnA_Question::getKV('uri', $nli->notice->uri);
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if (!empty($question->closed)) {
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$class .= ' closed';
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}
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$nli->out->elementStart(
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'li', array(
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'class' => $class,
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'id' => 'notice-' . $id
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)
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);
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Event::handle('EndOpenNoticeListItemElement', array($nli));
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return false;
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break;
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case QnA_Answer::OBJECT_TYPE:
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$id = (empty($nli->repeat)) ? $nli->notice->id : $nli->repeat->id;
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$cls = array('h-entry', 'notice', 'answer');
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$answer = QnA_Answer::getKV('uri', $nli->notice->uri);
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if (!empty($answer) && !empty($answer->best)) {
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$cls[] = 'best';
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}
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$nli->out->elementStart(
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'li',
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array(
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'class' => implode(' ', $cls),
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'id' => 'notice-' . $id
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)
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);
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Event::handle('EndOpenNoticeListItemElement', array($nli));
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return false;
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break;
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default:
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return true;
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}
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return true;
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}
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/**
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* Output the HTML for this kind of object in a list
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*
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* @param NoticeListItem $nli The list item being shown.
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*
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* @return boolean hook value
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*
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* @todo FIXME: WARNING WARNING WARNING this closes a 'div' that is implicitly opened in BookmarkPlugin's showNotice implementation
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*/
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function onStartShowNoticeItem($nli)
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{
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if (!$this->isMyNotice($nli->notice)) {
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return true;
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}
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$out = $nli->out;
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$notice = $nli->notice;
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$nli->showNotice($notice, $out);
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$nli->showNoticeLink();
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$nli->showNoticeSource();
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$nli->showNoticeLocation();
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$nli->showPermalink();
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$nli->showNoticeOptions();
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if ($notice->object_type == QnA_Question::OBJECT_TYPE) {
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$user = common_current_user();
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$question = QnA_Question::getByNotice($notice);
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if (!empty($user) and !empty($question)) {
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$profile = $user->getProfile();
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$answer = $question->getAnswer($profile);
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// Output a placeholder input -- clicking on it will
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// bring up a real answer form
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// NOTE: this whole ul is just a placeholder
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if (empty($question->closed) && empty($answer)) {
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$out->elementStart('ul', 'notices qna-dummy');
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$out->elementStart('li', 'qna-dummy-placeholder');
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$out->element(
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'input',
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array(
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'class' => 'placeholder',
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// TRANS: Placeholder value for a possible answer to a question
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// TRANS: by the logged in user.
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'value' => _m('Your answer...')
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)
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);
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$out->elementEnd('li');
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$out->elementEnd('ul');
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}
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}
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}
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return false;
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}
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function adaptNoticeListItem($nli) {
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return new QnAListItem($nli);
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}
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static function shorten($content, $notice)
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{
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$short = null;
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if (Notice::contentTooLong($content)) {
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common_debug("content too long");
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$max = Notice::maxContent();
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// TRANS: Link description for link to full notice text if it is longer than
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// TRANS: what will be dispplayed.
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$ellipsis = _m('…');
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$short = mb_substr($content, 0, $max - 1);
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$short .= sprintf('<a href="%1$s" rel="more" title="%2$s">%3$s</a>',
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$notice->getUrl(),
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// TRANS: Title for link that is an ellipsis in English.
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_m('more...'),
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$ellipsis);
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} else {
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$short = $content;
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}
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return $short;
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}
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/**
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* Form for our app
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*
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* @param HTMLOutputter $out
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* @return Widget
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*/
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function entryForm($out)
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{
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return new QnanewquestionForm($out);
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}
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/**
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* When a notice is deleted, clean up related tables.
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*
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* @param Notice $notice
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*/
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function deleteRelated(Notice $notice)
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{
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switch ($notice->object_type) {
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case QnA_Question::OBJECT_TYPE:
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common_log(LOG_DEBUG, "Deleting question from notice...");
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$question = QnA_Question::fromNotice($notice);
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$question->delete();
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break;
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case QnA_Answer::OBJECT_TYPE:
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common_log(LOG_DEBUG, "Deleting answer from notice...");
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$answer = QnA_Answer::fromNotice($notice);
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common_log(LOG_DEBUG, "to delete: $answer->id");
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$answer->delete();
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break;
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default:
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common_log(LOG_DEBUG, "Not deleting related, wtf...");
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}
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}
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function onEndShowScripts($action)
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{
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$action->script($this->path('js/qna.js'));
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return true;
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}
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function onEndShowStyles($action)
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{
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$action->cssLink($this->path('css/qna.css'));
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return true;
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}
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}
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