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gnu-social/plugins/Poll/PollPlugin.php
Mikael Nordfeldth 871912a00a Plugins didn't match lib/plugin.php onPluginVersion function definition 
I ran:
for i in `grep -R onPluginVersion...version plugins/|cut -d: -f1`; do sed -i '{ s/\(onPluginVersion(\)\(\&\$versions\)/\1array \2/ }' $i; done
2015-06-06 22:04:01 +02:00

467 lines
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PHP
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<?php
/**
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2011, StatusNet, Inc.
*
* A plugin to enable social-bookmarking functionality
*
* PHP version 5
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category PollPlugin
* @package StatusNet
* @author Brion Vibber <brion@status.net>
* @copyright 2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
if (!defined('STATUSNET')) {
exit(1);
}
/**
* Poll plugin main class
*
* @category PollPlugin
* @package StatusNet
* @author Brion Vibber <brionv@status.net>
* @author Evan Prodromou <evan@status.net>
* @copyright 2011 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
class PollPlugin extends MicroAppPlugin
{
const VERSION = '0.1';
// @fixme which domain should we use for these namespaces?
const POLL_OBJECT = 'http://activityschema.org/object/poll';
const POLL_RESPONSE_OBJECT = 'http://activityschema.org/object/poll-response';
var $oldSaveNew = true;
/**
* Database schema setup
*
* @see Schema
* @see ColumnDef
*
* @return boolean hook value; true means continue processing, false means stop.
*/
function onCheckSchema()
{
$schema = Schema::get();
$schema->ensureTable('poll', Poll::schemaDef());
$schema->ensureTable('poll_response', Poll_response::schemaDef());
$schema->ensureTable('user_poll_prefs', User_poll_prefs::schemaDef());
return true;
}
/**
* Show the CSS necessary for this plugin
*
* @param Action $action the action being run
*
* @return boolean hook value
*/
function onEndShowStyles($action)
{
$action->cssLink($this->path('css/poll.css'));
return true;
}
/**
* Map URLs to actions
*
* @param URLMapper $m path-to-action mapper
*
* @return boolean hook value; true means continue processing, false means stop.
*/
public function onRouterInitialized(URLMapper $m)
{
$m->connect('main/poll/new',
array('action' => 'newpoll'));
$m->connect('main/poll/:id',
array('action' => 'showpoll'),
array('id' => '[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}'));
$m->connect('main/poll/response/:id',
array('action' => 'showpollresponse'),
array('id' => '[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}'));
$m->connect('main/poll/:id/respond',
array('action' => 'respondpoll'),
array('id' => '[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}'));
$m->connect('settings/poll',
array('action' => 'pollsettings'));
return true;
}
/**
* Plugin version data
*
* @param array &$versions array of version data
*
* @return value
*/
function onPluginVersion(array &$versions)
{
$versions[] = array('name' => 'Poll',
'version' => self::VERSION,
'author' => 'Brion Vibber',
'homepage' => 'http://status.net/wiki/Plugin:Poll',
'rawdescription' =>
// TRANS: Plugin description.
_m('Simple extension for supporting basic polls.'));
return true;
}
function types()
{
return array(self::POLL_OBJECT, self::POLL_RESPONSE_OBJECT);
}
/**
* When a notice is deleted, delete the related Poll
*
* @param Notice $notice Notice being deleted
*
* @return boolean hook value
*/
function deleteRelated(Notice $notice)
{
$p = Poll::getByNotice($notice);
if (!empty($p)) {
$p->delete();
}
return true;
}
/**
* Save a poll from an activity
*
* @param Profile $profile Profile to use as author
* @param Activity $activity Activity to save
* @param array $options Options to pass to bookmark-saving code
*
* @return Notice resulting notice
*/
function saveNoticeFromActivity(Activity $activity, Profile $profile, array $options=array())
{
// @fixme
common_log(LOG_DEBUG, "XXX activity: " . var_export($activity, true));
common_log(LOG_DEBUG, "XXX profile: " . var_export($profile, true));
common_log(LOG_DEBUG, "XXX options: " . var_export($options, true));
// Ok for now, we can grab stuff from the XML entry directly.
// This won't work when reading from JSON source
if ($activity->entry) {
$pollElements = $activity->entry->getElementsByTagNameNS(self::POLL_OBJECT, 'poll');
$responseElements = $activity->entry->getElementsByTagNameNS(self::POLL_OBJECT, 'response');
if ($pollElements->length) {
$question = '';
$opts = array();
$data = $pollElements->item(0);
foreach ($data->getElementsByTagNameNS(self::POLL_OBJECT, 'question') as $node) {
$question = $node->textContent;
}
foreach ($data->getElementsByTagNameNS(self::POLL_OBJECT, 'option') as $node) {
$opts[] = $node->textContent;
}
try {
$notice = Poll::saveNew($profile, $question, $opts, $options);
common_log(LOG_DEBUG, "Saved Poll from ActivityStream data ok: notice id " . $notice->id);
return $notice;
} catch (Exception $e) {
common_log(LOG_DEBUG, "Poll save from ActivityStream data failed: " . $e->getMessage());
}
} else if ($responseElements->length) {
$data = $responseElements->item(0);
$pollUri = $data->getAttribute('poll');
$selection = intval($data->getAttribute('selection'));
if (!$pollUri) {
// TRANS: Exception thrown trying to respond to a poll without a poll reference.
throw new Exception(_m('Invalid poll response: No poll reference.'));
}
$poll = Poll::getKV('uri', $pollUri);
if (!$poll) {
// TRANS: Exception thrown trying to respond to a non-existing poll.
throw new Exception(_m('Invalid poll response: Poll is unknown.'));
}
try {
$notice = Poll_response::saveNew($profile, $poll, $selection, $options);
common_log(LOG_DEBUG, "Saved Poll_response ok, notice id: " . $notice->id);
return $notice;
} catch (Exception $e) {
common_log(LOG_DEBUG, "Poll response save fail: " . $e->getMessage());
}
} else {
common_log(LOG_DEBUG, "YYY no poll data");
}
}
}
function activityObjectFromNotice(Notice $notice)
{
assert($this->isMyNotice($notice));
switch ($notice->object_type) {
case self::POLL_OBJECT:
return $this->activityObjectFromNoticePoll($notice);
case self::POLL_RESPONSE_OBJECT:
return $this->activityObjectFromNoticePollResponse($notice);
default:
// TRANS: Exception thrown when performing an unexpected action on a poll.
// TRANS: %s is the unexpected object type.
throw new Exception(sprintf(_m('Unexpected type for poll plugin: %s.'), $notice->object_type));
}
}
function activityObjectFromNoticePollResponse(Notice $notice)
{
$object = new ActivityObject();
$object->id = $notice->uri;
$object->type = self::POLL_RESPONSE_OBJECT;
$object->title = $notice->content;
$object->summary = $notice->content;
$object->link = $notice->getUrl();
$response = Poll_response::getByNotice($notice);
if ($response) {
$poll = $response->getPoll();
if ($poll) {
// Stash data to be formatted later by
// $this->activityObjectOutputAtom() or
// $this->activityObjectOutputJson()...
$object->pollSelection = intval($response->selection);
$object->pollUri = $poll->uri;
}
}
return $object;
}
function activityObjectFromNoticePoll(Notice $notice)
{
$object = new ActivityObject();
$object->id = $notice->uri;
$object->type = self::POLL_OBJECT;
$object->title = $notice->content;
$object->summary = $notice->content;
$object->link = $notice->getUrl();
$poll = Poll::getByNotice($notice);
if ($poll) {
// Stash data to be formatted later by
// $this->activityObjectOutputAtom() or
// $this->activityObjectOutputJson()...
$object->pollQuestion = $poll->question;
$object->pollOptions = $poll->getOptions();
}
return $object;
}
/**
* Called when generating Atom XML ActivityStreams output from an
* ActivityObject belonging to this plugin. Gives the plugin
* a chance to add custom output.
*
* Note that you can only add output of additional XML elements,
* not change existing stuff here.
*
* If output is already handled by the base Activity classes,
* you can leave this base implementation as a no-op.
*
* @param ActivityObject $obj
* @param XMLOutputter $out to add elements at end of object
*/
function activityObjectOutputAtom(ActivityObject $obj, XMLOutputter $out)
{
if (isset($obj->pollQuestion)) {
/**
* <poll:poll xmlns:poll="http://apinamespace.org/activitystreams/object/poll">
* <poll:question>Who wants a poll question?</poll:question>
* <poll:option>Option one</poll:option>
* <poll:option>Option two</poll:option>
* <poll:option>Option three</poll:option>
* </poll:poll>
*/
$data = array('xmlns:poll' => self::POLL_OBJECT);
$out->elementStart('poll:poll', $data);
$out->element('poll:question', array(), $obj->pollQuestion);
foreach ($obj->pollOptions as $opt) {
$out->element('poll:option', array(), $opt);
}
$out->elementEnd('poll:poll');
}
if (isset($obj->pollSelection)) {
/**
* <poll:response xmlns:poll="http://apinamespace.org/activitystreams/object/poll">
* poll="http://..../poll/...."
* selection="3" />
*/
$data = array('xmlns:poll' => self::POLL_OBJECT,
'poll' => $obj->pollUri,
'selection' => $obj->pollSelection);
$out->element('poll:response', $data, '');
}
}
/**
* Called when generating JSON ActivityStreams output from an
* ActivityObject belonging to this plugin. Gives the plugin
* a chance to add custom output.
*
* Modify the array contents to your heart's content, and it'll
* all get serialized out as JSON.
*
* If output is already handled by the base Activity classes,
* you can leave this base implementation as a no-op.
*
* @param ActivityObject $obj
* @param array &$out JSON-targeted array which can be modified
*/
public function activityObjectOutputJson(ActivityObject $obj, array &$out)
{
common_log(LOG_DEBUG, 'QQQ: ' . var_export($obj, true));
if (isset($obj->pollQuestion)) {
/**
* "poll": {
* "question": "Who wants a poll question?",
* "options": [
* "Option 1",
* "Option 2",
* "Option 3"
* ]
* }
*/
$data = array('question' => $obj->pollQuestion,
'options' => array());
foreach ($obj->pollOptions as $opt) {
$data['options'][] = $opt;
}
$out['poll'] = $data;
}
if (isset($obj->pollSelection)) {
/**
* "pollResponse": {
* "poll": "http://..../poll/....",
* "selection": 3
* }
*/
$data = array('poll' => $obj->pollUri,
'selection' => $obj->pollSelection);
$out['pollResponse'] = $data;
}
}
function entryForm($out)
{
return new NewPollForm($out);
}
// @fixme is this from parent?
function tag()
{
return 'poll';
}
function appTitle()
{
// TRANS: Application title.
return _m('APPTITLE','Poll');
}
function onStartAddNoticeReply($nli, $parent, $child)
{
// Filter out any poll responses
if ($parent->object_type == self::POLL_OBJECT &&
$child->object_type == self::POLL_RESPONSE_OBJECT) {
return false;
}
return true;
}
// Hide poll responses for @chuck
function onEndNoticeWhoGets($notice, &$ni) {
if ($notice->object_type == self::POLL_RESPONSE_OBJECT) {
foreach ($ni as $id => $source) {
$user = User::getKV('id', $id);
if (!empty($user)) {
$pollPrefs = User_poll_prefs::getKV('user_id', $user->id);
if (!empty($pollPrefs) && ($pollPrefs->hide_responses)) {
unset($ni[$id]);
}
}
}
}
return true;
}
/**
* Menu item for personal subscriptions/groups area
*
* @param Action $action action being executed
*
* @return boolean hook return
*/
function onEndAccountSettingsNav($action)
{
$action_name = $action->trimmed('action');
$action->menuItem(common_local_url('pollsettings'),
// TRANS: Poll plugin menu item on user settings page.
_m('MENU', 'Polls'),
// TRANS: Poll plugin tooltip for user settings menu item.
_m('Configure poll behavior'),
$action_name === 'pollsettings');
return true;
}
protected function showNoticeContent(Notice $stored, HTMLOutputter $out, Profile $scoped=null)
{
if ($stored->object_type == self::POLL_RESPONSE_OBJECT) {
parent::showNoticeContent($stored, $out, $scoped);
return;
}
// If the stored notice is a POLL_OBJECT
$poll = Poll::getByNotice($stored);
if ($poll instanceof Poll) {
if (!$scoped instanceof Profile || $poll->getResponse($scoped) instanceof Poll_response) {
// Either the user is not logged in or it has already responded; show the results.
$form = new PollResultForm($poll, $out);
} else {
$form = new PollResponseForm($poll, $out);
}
$form->show();
} else {
// TRANS: Error text displayed if no poll data could be found.
$out->text(_m('Poll data is missing'));
}
}
}
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