224 lines
7.2 KiB
PHP
224 lines
7.2 KiB
PHP
<?php
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/**
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* Data class to record responses to polls
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*
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* PHP version 5
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*
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* @category PollPlugin
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* @package StatusNet
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* @author Brion Vibber <brion@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
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* @link http://status.net/
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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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* 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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if (!defined('STATUSNET')) {
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exit(1);
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}
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/**
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* For storing the poll options and such
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*
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* @category PollPlugin
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* @package StatusNet
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* @author Brion Vibber <brion@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
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* @link http://status.net/
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*
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* @see DB_DataObject
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*/
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class Poll_response extends Managed_DataObject
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{
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public $__table = 'poll_response'; // table name
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public $id; // char(36) primary key not null -> UUID
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public $poll_id; // char(36) -> poll.id UUID
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public $profile_id; // int -> profile.id
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public $selection; // int -> choice #
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public $created; // datetime
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/**
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* Get an instance by key
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*
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* This is a utility method to get a single instance with a given key value.
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*
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* @param string $k Key to use to lookup (usually 'user_id' for this class)
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* @param mixed $v Value to lookup
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*
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* @return User_greeting_count object found, or null for no hits
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*
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*/
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function staticGet($k, $v=null)
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{
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return Memcached_DataObject::staticGet('Poll_response', $k, $v);
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}
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/**
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* Get an instance by compound key
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*
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* This is a utility method to get a single instance with a given set of
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* key-value pairs. Usually used for the primary key for a compound key; thus
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* the name.
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*
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* @param array $kv array of key-value mappings
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*
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* @return Bookmark object found, or null for no hits
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*
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*/
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function pkeyGet($kv)
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{
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return Memcached_DataObject::pkeyGet('Poll_response', $kv);
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}
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/**
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* The One True Thingy that must be defined and declared.
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*/
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public static function schemaDef()
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{
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return array(
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'description' => 'Record of responses to polls',
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'fields' => array(
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'id' => array('type' => 'char', 'length' => 36, 'not null' => true, 'description' => 'UUID of the response'),
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'uri' => array('type' => 'varchar', 'length' => 255, 'not null' => true, 'description' => 'UUID to the response notice'),
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'poll_id' => array('type' => 'char', 'length' => 36, 'not null' => true, 'description' => 'UUID of poll being responded to'),
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'profile_id' => array('type' => 'int'),
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'selection' => array('type' => 'int'),
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'created' => array('type' => 'datetime', 'not null' => true),
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),
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'primary key' => array('id'),
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'unique keys' => array(
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'poll_uri_key' => array('uri'),
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'poll_response_poll_id_profile_id_key' => array('poll_id', 'profile_id'),
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),
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'indexes' => array(
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'poll_response_profile_id_poll_id_index' => array('profile_id', 'poll_id'),
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)
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);
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}
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/**
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* Get a poll response based on a notice
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*
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* @param Notice $notice Notice to check for
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*
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* @return Poll_response found response or null
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*/
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function getByNotice($notice)
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{
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return self::staticGet('uri', $notice->uri);
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}
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/**
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* Get the notice that belongs to this response...
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*
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* @return Notice
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*/
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function getNotice()
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{
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return Notice::staticGet('uri', $this->uri);
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}
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function bestUrl()
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{
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return $this->getNotice()->bestUrl();
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}
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/**
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*
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* @return Poll
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*/
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function getPoll()
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{
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return Poll::staticGet('id', $this->poll_id);
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}
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/**
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* Save a new poll notice
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*
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* @param Profile $profile
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* @param Poll $poll the poll being responded to
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* @param int $selection (1-based)
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* @param array $opts (poll responses)
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*
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* @return Notice saved notice
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*/
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static function saveNew($profile, $poll, $selection, $options=null)
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{
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if (empty($options)) {
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$options = array();
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}
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if (!$poll->isValidSelection($selection)) {
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// TRANS: Client exception thrown when responding to a poll with an invalid option.
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throw new ClientException(_m('Invalid poll selection.'));
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}
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$opts = $poll->getOptions();
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$answer = $opts[$selection - 1];
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$pr = new Poll_response();
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$pr->id = UUID::gen();
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$pr->profile_id = $profile->id;
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$pr->poll_id = $poll->id;
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$pr->selection = $selection;
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if (array_key_exists('created', $options)) {
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$pr->created = $options['created'];
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} else {
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$pr->created = common_sql_now();
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}
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if (array_key_exists('uri', $options)) {
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$pr->uri = $options['uri'];
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} else {
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$pr->uri = common_local_url('showpollresponse',
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array('id' => $pr->id));
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}
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common_log(LOG_DEBUG, "Saving poll response: $pr->id $pr->uri");
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$pr->insert();
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// TRANS: Notice content voting for a poll.
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// TRANS: %s is the chosen option in the poll.
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$content = sprintf(_m('voted for "%s"'),
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$answer);
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$link = '<a href="' . htmlspecialchars($poll->uri) . '">' . htmlspecialchars($answer) . '</a>';
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// TRANS: Rendered version of the notice content voting for a poll.
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// TRANS: %s a link to the poll with the chosen option as link description.
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$rendered = sprintf(_m('voted for "%s"'), $link);
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$tags = array();
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$options = array_merge(array('urls' => array(),
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'rendered' => $rendered,
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'tags' => $tags,
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'reply_to' => $poll->getNotice()->id,
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'object_type' => PollPlugin::POLL_RESPONSE_OBJECT),
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$options);
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if (!array_key_exists('uri', $options)) {
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$options['uri'] = $pr->uri;
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}
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$saved = Notice::saveNew($profile->id,
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$content,
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array_key_exists('source', $options) ?
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$options['source'] : 'web',
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$options);
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return $saved;
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}
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}
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