Chris@76: <?php
Chris@76: 
Chris@76: /**
Chris@76:  * Simple Machines Forum (SMF)
Chris@76:  *
Chris@76:  * @package SMF
Chris@76:  * @author Simple Machines http://www.simplemachines.org
Chris@76:  * @copyright 2011 Simple Machines
Chris@76:  * @license http://www.simplemachines.org/about/smf/license.php BSD
Chris@76:  *
Chris@76:  * @version 2.0
Chris@76:  */
Chris@76: 
Chris@76: if (!defined('SMF'))
Chris@76: 	die('Hacking attempt...');
Chris@76: 
Chris@76: /*	This file contains the functions for voting, locking, removing and editing
Chris@76: 	polls. Note that that posting polls is done in Post.php.
Chris@76: 
Chris@76: 	void Vote()
Chris@76: 		- is called to register a vote in a poll.
Chris@76: 		- must be called with a topic and option specified.
Chris@76: 		- uses the Post language file.
Chris@76: 		- requires the poll_vote permission.
Chris@76: 		- upon successful completion of action will direct user back to topic.
Chris@76: 		- is accessed via ?action=vote.
Chris@76: 
Chris@76: 	void LockVoting()
Chris@76: 		- is called to lock or unlock voting on a poll.
Chris@76: 		- must be called with a topic specified in the URL.
Chris@76: 		- an admin always has over riding permission to lock a poll.
Chris@76: 		- if not an admin must have poll_lock_any permission.
Chris@76: 		- otherwise must be poll starter with poll_lock_own permission.
Chris@76: 		- upon successful completion of action will direct user back to topic.
Chris@76: 		- is accessed via ?action=lockvoting.
Chris@76: 
Chris@76: 	void EditPoll()
Chris@76: 		- is called to display screen for editing or adding a poll.
Chris@76: 		- must be called with a topic specified in the URL.
Chris@76: 		- if the user is adding a poll to a topic, must contain the variable
Chris@76: 		  'add' in the url.
Chris@76: 		- uses the Post language file.
Chris@76: 		- uses the Poll template (main sub template.).
Chris@76: 		- user must have poll_edit_any/poll_add_any permission for the relevant
Chris@76: 		  action.
Chris@76: 		- otherwise must be poll starter with poll_edit_own permission for
Chris@76: 		  editing, or be topic starter with poll_add_any permission for adding.
Chris@76: 		- is accessed via ?action=editpoll.
Chris@76: 
Chris@76: 	void EditPoll2()
Chris@76: 		- is called to update the settings for a poll, or add a new one.
Chris@76: 		- must be called with a topic specified in the URL.
Chris@76: 		- user must have poll_edit_any/poll_add_any permission for the relevant
Chris@76: 		  action.
Chris@76: 		- otherwise must be poll starter with poll_edit_own permission for
Chris@76: 		  editing, or be topic starter with poll_add_any permission for adding.
Chris@76: 		- in the case of an error will redirect back to EditPoll and display
Chris@76: 		  the relevant error message.
Chris@76: 		- upon successful completion of action will direct user back to topic.
Chris@76: 		- is accessed via ?action=editpoll2.
Chris@76: 
Chris@76: 	void RemovePoll()
Chris@76: 		- is called to remove a poll from a topic.
Chris@76: 		- must be called with a topic specified in the URL.
Chris@76: 		- user must have poll_remove_any permission.
Chris@76: 		- otherwise must be poll starter with poll_remove_own permission.
Chris@76: 		- upon successful completion of action will direct user back to topic.
Chris@76: 		- is accessed via ?action=removepoll.
Chris@76: */
Chris@76: 
Chris@76: // Allow the user to vote.
Chris@76: function Vote()
Chris@76: {
Chris@76: 	global $topic, $txt, $user_info, $smcFunc, $sourcedir, $modSettings;
Chris@76: 
Chris@76: 	// Make sure you can vote.
Chris@76: 	isAllowedTo('poll_vote');
Chris@76: 
Chris@76: 	loadLanguage('Post');
Chris@76: 
Chris@76: 	// Check if they have already voted, or voting is locked.
Chris@76: 	$request = $smcFunc['db_query']('', '
Chris@76: 		SELECT IFNULL(lp.id_choice, -1) AS selected, p.voting_locked, p.id_poll, p.expire_time, p.max_votes, p.change_vote,
Chris@76: 			p.guest_vote, p.reset_poll, p.num_guest_voters
Chris@76: 		FROM {db_prefix}topics AS t
Chris@76: 			INNER JOIN {db_prefix}polls AS p ON (p.id_poll = t.id_poll)
Chris@76: 			LEFT JOIN {db_prefix}log_polls AS lp ON (p.id_poll = lp.id_poll AND lp.id_member = {int:current_member} AND lp.id_member != {int:not_guest})
Chris@76: 		WHERE t.id_topic = {int:current_topic}
Chris@76: 		LIMIT 1',
Chris@76: 		array(
Chris@76: 			'current_member' => $user_info['id'],
Chris@76: 			'current_topic' => $topic,
Chris@76: 			'not_guest' => 0,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	if ($smcFunc['db_num_rows']($request) == 0)
Chris@76: 		fatal_lang_error('poll_error', false);
Chris@76: 	$row = $smcFunc['db_fetch_assoc']($request);
Chris@76: 	$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 	// If this is a guest can they vote?
Chris@76: 	if ($user_info['is_guest'])
Chris@76: 	{
Chris@76: 		// Guest voting disabled?
Chris@76: 		if (!$row['guest_vote'])
Chris@76: 			fatal_lang_error('guest_vote_disabled');
Chris@76: 		// Guest already voted?
Chris@76: 		elseif (!empty($_COOKIE['guest_poll_vote']) && preg_match('~^[0-9,;]+$~', $_COOKIE['guest_poll_vote']) && strpos($_COOKIE['guest_poll_vote'], ';' . $row['id_poll'] . ',') !== false)
Chris@76: 		{
Chris@76: 			// ;id,timestamp,[vote,vote...]; etc
Chris@76: 			$guestinfo = explode(';', $_COOKIE['guest_poll_vote']);
Chris@76: 			// Find the poll we're after.
Chris@76: 			foreach ($guestinfo as $i => $guestvoted)
Chris@76: 			{
Chris@76: 				$guestvoted = explode(',', $guestvoted);
Chris@76: 				if ($guestvoted[0] == $row['id_poll'])
Chris@76: 					break;
Chris@76: 			}
Chris@76: 			// Has the poll been reset since guest voted?
Chris@76: 			if ($row['reset_poll'] > $guestvoted[1])
Chris@76: 			{
Chris@76: 				// Remove the poll info from the cookie to allow guest to vote again
Chris@76: 				unset($guestinfo[$i]);
Chris@76: 				if (!empty($guestinfo))
Chris@76: 					$_COOKIE['guest_poll_vote'] = ';' . implode(';', $guestinfo);
Chris@76: 				else
Chris@76: 					unset($_COOKIE['guest_poll_vote']);
Chris@76: 			}
Chris@76: 			else
Chris@76: 				fatal_lang_error('poll_error', false);
Chris@76: 			unset($guestinfo, $guestvoted, $i);
Chris@76: 		}
Chris@76: 	}
Chris@76: 
Chris@76: 	// Is voting locked or has it expired?
Chris@76: 	if (!empty($row['voting_locked']) || (!empty($row['expire_time']) && time() > $row['expire_time']))
Chris@76: 		fatal_lang_error('poll_error', false);
Chris@76: 
Chris@76: 	// If they have already voted and aren't allowed to change their vote - hence they are outta here!
Chris@76: 	if (!$user_info['is_guest'] && $row['selected'] != -1 && empty($row['change_vote']))
Chris@76: 		fatal_lang_error('poll_error', false);
Chris@76: 	// Otherwise if they can change their vote yet they haven't sent any options... remove their vote and redirect.
Chris@76: 	elseif (!empty($row['change_vote']) && !$user_info['is_guest'])
Chris@76: 	{
Chris@76: 		checkSession('request');
Chris@76: 		$pollOptions = array();
Chris@76: 
Chris@76: 		// Find out what they voted for before.
Chris@76: 		$request = $smcFunc['db_query']('', '
Chris@76: 			SELECT id_choice
Chris@76: 			FROM {db_prefix}log_polls
Chris@76: 			WHERE id_member = {int:current_member}
Chris@76: 				AND id_poll = {int:id_poll}',
Chris@76: 			array(
Chris@76: 				'current_member' => $user_info['id'],
Chris@76: 				'id_poll' => $row['id_poll'],
Chris@76: 			)
Chris@76: 		);
Chris@76: 		while ($choice = $smcFunc['db_fetch_row']($request))
Chris@76: 			$pollOptions[] = $choice[0];
Chris@76: 		$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 		// Just skip it if they had voted for nothing before.
Chris@76: 		if (!empty($pollOptions))
Chris@76: 		{
Chris@76: 			// Update the poll totals.
Chris@76: 			$smcFunc['db_query']('', '
Chris@76: 				UPDATE {db_prefix}poll_choices
Chris@76: 				SET votes = votes - 1
Chris@76: 				WHERE id_poll = {int:id_poll}
Chris@76: 					AND id_choice IN ({array_int:poll_options})
Chris@76: 					AND votes > {int:votes}',
Chris@76: 				array(
Chris@76: 					'poll_options' => $pollOptions,
Chris@76: 					'id_poll' => $row['id_poll'],
Chris@76: 					'votes' => 0,
Chris@76: 				)
Chris@76: 			);
Chris@76: 
Chris@76: 			// Delete off the log.
Chris@76: 			$smcFunc['db_query']('', '
Chris@76: 				DELETE FROM {db_prefix}log_polls
Chris@76: 				WHERE id_member = {int:current_member}
Chris@76: 					AND id_poll = {int:id_poll}',
Chris@76: 				array(
Chris@76: 					'current_member' => $user_info['id'],
Chris@76: 					'id_poll' => $row['id_poll'],
Chris@76: 				)
Chris@76: 			);
Chris@76: 		}
Chris@76: 
Chris@76: 		// Redirect back to the topic so the user can vote again!
Chris@76: 		if (empty($_POST['options']))
Chris@76: 			redirectexit('topic=' . $topic . '.' . $_REQUEST['start']);
Chris@76: 	}
Chris@76: 
Chris@76: 	checkSession('request');
Chris@76: 
Chris@76: 	// Make sure the option(s) are valid.
Chris@76: 	if (empty($_POST['options']))
Chris@76: 		fatal_lang_error('didnt_select_vote', false);
Chris@76: 
Chris@76: 	// Too many options checked!
Chris@76: 	if (count($_REQUEST['options']) > $row['max_votes'])
Chris@76: 		fatal_lang_error('poll_too_many_votes', false, array($row['max_votes']));
Chris@76: 
Chris@76: 	$pollOptions = array();
Chris@76: 	$inserts = array();
Chris@76: 	foreach ($_REQUEST['options'] as $id)
Chris@76: 	{
Chris@76: 		$id = (int) $id;
Chris@76: 
Chris@76: 		$pollOptions[] = $id;
Chris@76: 		$inserts[] = array($row['id_poll'], $user_info['id'], $id);
Chris@76: 	}
Chris@76: 
Chris@76: 	// Add their vote to the tally.
Chris@76: 	$smcFunc['db_insert']('insert',
Chris@76: 		'{db_prefix}log_polls',
Chris@76: 		array('id_poll' => 'int', 'id_member' => 'int', 'id_choice' => 'int'),
Chris@76: 		$inserts,
Chris@76: 		array('id_poll', 'id_member', 'id_choice')
Chris@76: 	);
Chris@76: 
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		UPDATE {db_prefix}poll_choices
Chris@76: 		SET votes = votes + 1
Chris@76: 		WHERE id_poll = {int:id_poll}
Chris@76: 			AND id_choice IN ({array_int:poll_options})',
Chris@76: 		array(
Chris@76: 			'poll_options' => $pollOptions,
Chris@76: 			'id_poll' => $row['id_poll'],
Chris@76: 		)
Chris@76: 	);
Chris@76: 
Chris@76: 	// If it's a guest don't let them vote again.
Chris@76: 	if ($user_info['is_guest'] && count($pollOptions) > 0)
Chris@76: 	{
Chris@76: 		// Time is stored in case the poll is reset later, plus what they voted for.
Chris@76: 		$_COOKIE['guest_poll_vote'] = empty($_COOKIE['guest_poll_vote']) ? '' : $_COOKIE['guest_poll_vote'];
Chris@76: 		// ;id,timestamp,[vote,vote...]; etc
Chris@76: 		$_COOKIE['guest_poll_vote'] .= ';' . $row['id_poll'] . ',' . time() . ',' . (count($pollOptions) > 1 ? explode(',' . $pollOptions) : $pollOptions[0]);
Chris@76: 
Chris@76: 		// Increase num guest voters count by 1
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			UPDATE {db_prefix}polls
Chris@76: 			SET num_guest_voters = num_guest_voters + 1
Chris@76: 			WHERE id_poll = {int:id_poll}',
Chris@76: 			array(
Chris@76: 				'id_poll' => $row['id_poll'],
Chris@76: 			)
Chris@76: 		);
Chris@76: 
Chris@76: 		require_once($sourcedir . '/Subs-Auth.php');
Chris@76: 		$cookie_url = url_parts(!empty($modSettings['localCookies']), !empty($modSettings['globalCookies']));
Chris@76: 		setcookie('guest_poll_vote', $_COOKIE['guest_poll_vote'], time() + 2500000, $cookie_url[1], $cookie_url[0], 0);
Chris@76: 	}
Chris@76: 
Chris@76: 	// Return to the post...
Chris@76: 	redirectexit('topic=' . $topic . '.' . $_REQUEST['start']);
Chris@76: }
Chris@76: 
Chris@76: // Lock the voting for a poll.
Chris@76: function LockVoting()
Chris@76: {
Chris@76: 	global $topic, $user_info, $smcFunc;
Chris@76: 
Chris@76: 	checkSession('get');
Chris@76: 
Chris@76: 	// Get the poll starter, ID, and whether or not it is locked.
Chris@76: 	$request = $smcFunc['db_query']('', '
Chris@76: 		SELECT t.id_member_started, t.id_poll, p.voting_locked
Chris@76: 		FROM {db_prefix}topics AS t
Chris@76: 			INNER JOIN {db_prefix}polls AS p ON (p.id_poll = t.id_poll)
Chris@76: 		WHERE t.id_topic = {int:current_topic}
Chris@76: 		LIMIT 1',
Chris@76: 		array(
Chris@76: 			'current_topic' => $topic,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	list ($memberID, $pollID, $voting_locked) = $smcFunc['db_fetch_row']($request);
Chris@76: 
Chris@76: 	// If the user _can_ modify the poll....
Chris@76: 	if (!allowedTo('poll_lock_any'))
Chris@76: 		isAllowedTo('poll_lock_' . ($user_info['id'] == $memberID ? 'own' : 'any'));
Chris@76: 
Chris@76: 	// It's been locked by a non-moderator.
Chris@76: 	if ($voting_locked == '1')
Chris@76: 		$voting_locked = '0';
Chris@76: 	// Locked by a moderator, and this is a moderator.
Chris@76: 	elseif ($voting_locked == '2' && allowedTo('moderate_board'))
Chris@76: 		$voting_locked = '0';
Chris@76: 	// Sorry, a moderator locked it.
Chris@76: 	elseif ($voting_locked == '2' && !allowedTo('moderate_board'))
Chris@76: 		fatal_lang_error('locked_by_admin', 'user');
Chris@76: 	// A moderator *is* locking it.
Chris@76: 	elseif ($voting_locked == '0' && allowedTo('moderate_board'))
Chris@76: 		$voting_locked = '2';
Chris@76: 	// Well, it's gonna be locked one way or another otherwise...
Chris@76: 	else
Chris@76: 		$voting_locked = '1';
Chris@76: 
Chris@76: 	// Lock!  *Poof* - no one can vote.
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		UPDATE {db_prefix}polls
Chris@76: 		SET voting_locked = {int:voting_locked}
Chris@76: 		WHERE id_poll = {int:id_poll}',
Chris@76: 		array(
Chris@76: 			'voting_locked' => $voting_locked,
Chris@76: 			'id_poll' => $pollID,
Chris@76: 		)
Chris@76: 	);
Chris@76: 
Chris@76: 	redirectexit('topic=' . $topic . '.' . $_REQUEST['start']);
Chris@76: }
Chris@76: 
Chris@76: // Ask what to change in a poll.
Chris@76: function EditPoll()
Chris@76: {
Chris@76: 	global $txt, $user_info, $context, $topic, $board, $smcFunc, $sourcedir, $scripturl;
Chris@76: 
Chris@76: 	if (empty($topic))
Chris@76: 		fatal_lang_error('no_access', false);
Chris@76: 
Chris@76: 	loadLanguage('Post');
Chris@76: 	loadTemplate('Poll');
Chris@76: 
Chris@76: 	$context['can_moderate_poll'] = isset($_REQUEST['add']) ? 1 : allowedTo('moderate_board');
Chris@76: 	$context['start'] = (int) $_REQUEST['start'];
Chris@76: 	$context['is_edit'] = isset($_REQUEST['add']) ? 0 : 1;
Chris@76: 
Chris@76: 	// Check if a poll currently exists on this topic, and get the id, question and starter.
Chris@76: 	$request = $smcFunc['db_query']('', '
Chris@76: 		SELECT
Chris@76: 			t.id_member_started, p.id_poll, p.question, p.hide_results, p.expire_time, p.max_votes, p.change_vote,
Chris@76: 			m.subject, p.guest_vote, p.id_member AS poll_starter
Chris@76: 		FROM {db_prefix}topics AS t
Chris@76: 			INNER JOIN {db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)
Chris@76: 			LEFT JOIN {db_prefix}polls AS p ON (p.id_poll = t.id_poll)
Chris@76: 		WHERE t.id_topic = {int:current_topic}
Chris@76: 		LIMIT 1',
Chris@76: 		array(
Chris@76: 			'current_topic' => $topic,
Chris@76: 		)
Chris@76: 	);
Chris@76: 
Chris@76: 	// Assume the the topic exists, right?
Chris@76: 	if ($smcFunc['db_num_rows']($request) == 0)
Chris@76: 		fatal_lang_error('no_board');
Chris@76: 	// Get the poll information.
Chris@76: 	$pollinfo = $smcFunc['db_fetch_assoc']($request);
Chris@76: 	$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 	// If we are adding a new poll - make sure that there isn't already a poll there.
Chris@76: 	if (!$context['is_edit'] && !empty($pollinfo['id_poll']))
Chris@76: 		fatal_lang_error('poll_already_exists');
Chris@76: 	// Otherwise, if we're editing it, it does exist I assume?
Chris@76: 	elseif ($context['is_edit'] && empty($pollinfo['id_poll']))
Chris@76: 		fatal_lang_error('poll_not_found');
Chris@76: 
Chris@76: 	// Can you do this?
Chris@76: 	if ($context['is_edit'] && !allowedTo('poll_edit_any'))
Chris@76: 		isAllowedTo('poll_edit_' . ($user_info['id'] == $pollinfo['id_member_started'] || ($pollinfo['poll_starter'] != 0 && $user_info['id'] == $pollinfo['poll_starter']) ? 'own' : 'any'));
Chris@76: 	elseif (!$context['is_edit'] && !allowedTo('poll_add_any'))
Chris@76: 		isAllowedTo('poll_add_' . ($user_info['id'] == $pollinfo['id_member_started'] ? 'own' : 'any'));
Chris@76: 
Chris@76: 	// Do we enable guest voting?
Chris@76: 	require_once($sourcedir . '/Subs-Members.php');
Chris@76: 	$groupsAllowedVote = groupsAllowedTo('poll_vote', $board);
Chris@76: 
Chris@76: 	// Want to make sure before you actually submit?  Must be a lot of options, or something.
Chris@76: 	if (isset($_POST['preview']))
Chris@76: 	{
Chris@76: 		$question = $smcFunc['htmlspecialchars']($_POST['question']);
Chris@76: 
Chris@76: 		// Basic theme info...
Chris@76: 		$context['poll'] = array(
Chris@76: 			'id' => $pollinfo['id_poll'],
Chris@76: 			'question' => $question,
Chris@76: 			'hide_results' => empty($_POST['poll_hide']) ? 0 : $_POST['poll_hide'],
Chris@76: 			'change_vote' => isset($_POST['poll_change_vote']),
Chris@76: 			'guest_vote' => isset($_POST['poll_guest_vote']),
Chris@76: 			'guest_vote_allowed' => in_array(-1, $groupsAllowedVote['allowed']),
Chris@76: 			'max_votes' => empty($_POST['poll_max_votes']) ? '1' : max(1, $_POST['poll_max_votes']),
Chris@76: 		);
Chris@76: 
Chris@76: 		// Start at number one with no last id to speak of.
Chris@76: 		$number = 1;
Chris@76: 		$last_id = 0;
Chris@76: 
Chris@76: 		// Get all the choices - if this is an edit.
Chris@76: 		if ($context['is_edit'])
Chris@76: 		{
Chris@76: 			$request = $smcFunc['db_query']('', '
Chris@76: 				SELECT label, votes, id_choice
Chris@76: 				FROM {db_prefix}poll_choices
Chris@76: 				WHERE id_poll = {int:id_poll}',
Chris@76: 				array(
Chris@76: 					'id_poll' => $pollinfo['id_poll'],
Chris@76: 				)
Chris@76: 			);
Chris@76: 			$context['choices'] = array();
Chris@76: 			while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76: 			{
Chris@76: 				// Get the highest id so we can add more without reusing.
Chris@76: 				if ($row['id_choice'] >= $last_id)
Chris@76: 					$last_id = $row['id_choice'] + 1;
Chris@76: 
Chris@76: 				// They cleared this by either omitting it or emptying it.
Chris@76: 				if (!isset($_POST['options'][$row['id_choice']]) || $_POST['options'][$row['id_choice']] == '')
Chris@76: 					continue;
Chris@76: 
Chris@76: 				censorText($row['label']);
Chris@76: 
Chris@76: 				// Add the choice!
Chris@76: 				$context['choices'][$row['id_choice']] = array(
Chris@76: 					'id' => $row['id_choice'],
Chris@76: 					'number' => $number++,
Chris@76: 					'votes' => $row['votes'],
Chris@76: 					'label' => $row['label'],
Chris@76: 					'is_last' => false
Chris@76: 				);
Chris@76: 			}
Chris@76: 			$smcFunc['db_free_result']($request);
Chris@76: 		}
Chris@76: 
Chris@76: 		// Work out how many options we have, so we get the 'is_last' field right...
Chris@76: 		$totalPostOptions = 0;
Chris@76: 		foreach ($_POST['options'] as $id => $label)
Chris@76: 			if ($label != '')
Chris@76: 				$totalPostOptions++;
Chris@76: 
Chris@76: 		$count = 1;
Chris@76: 		// If an option exists, update it.  If it is new, add it - but don't reuse ids!
Chris@76: 		foreach ($_POST['options'] as $id => $label)
Chris@76: 		{
Chris@76: 			$label = $smcFunc['htmlspecialchars']($label);
Chris@76: 			censorText($label);
Chris@76: 
Chris@76: 			if (isset($context['choices'][$id]))
Chris@76: 				$context['choices'][$id]['label'] = $label;
Chris@76: 			elseif ($label != '')
Chris@76: 				$context['choices'][] = array(
Chris@76: 					'id' => $last_id++,
Chris@76: 					'number' => $number++,
Chris@76: 					'label' => $label,
Chris@76: 					'votes' => -1,
Chris@76: 					'is_last' => $count++ == $totalPostOptions && $totalPostOptions > 1 ? true : false,
Chris@76: 				);
Chris@76: 		}
Chris@76: 
Chris@76: 		// Make sure we have two choices for sure!
Chris@76: 		if ($totalPostOptions < 2)
Chris@76: 		{
Chris@76: 			// Need two?
Chris@76: 			if ($totalPostOptions == 0)
Chris@76: 				$context['choices'][] = array(
Chris@76: 					'id' => $last_id++,
Chris@76: 					'number' => $number++,
Chris@76: 					'label' => '',
Chris@76: 					'votes' => -1,
Chris@76: 					'is_last' => false
Chris@76: 				);
Chris@76: 			$poll_errors[] = 'poll_few';
Chris@76: 		}
Chris@76: 
Chris@76: 		// Always show one extra box...
Chris@76: 		$context['choices'][] = array(
Chris@76: 			'id' => $last_id++,
Chris@76: 			'number' => $number++,
Chris@76: 			'label' => '',
Chris@76: 			'votes' => -1,
Chris@76: 			'is_last' => true
Chris@76: 		);
Chris@76: 
Chris@76: 		if ($context['can_moderate_poll'])
Chris@76: 			$context['poll']['expiration'] = $_POST['poll_expire'];
Chris@76: 
Chris@76: 		// Check the question/option count for errors.
Chris@76: 		if (trim($_POST['question']) == '' && empty($context['poll_error']))
Chris@76: 			$poll_errors[] = 'no_question';
Chris@76: 
Chris@76: 		// No check is needed, since nothing is really posted.
Chris@76: 		checkSubmitOnce('free');
Chris@76: 
Chris@76: 		// Take a check for any errors... assuming we haven't already done so!
Chris@76: 		if (!empty($poll_errors) && empty($context['poll_error']))
Chris@76: 		{
Chris@76: 			loadLanguage('Errors');
Chris@76: 
Chris@76: 			$context['poll_error'] = array('messages' => array());
Chris@76: 			foreach ($poll_errors as $poll_error)
Chris@76: 			{
Chris@76: 				$context['poll_error'][$poll_error] = true;
Chris@76: 				$context['poll_error']['messages'][] = $txt['error_' . $poll_error];
Chris@76: 			}
Chris@76: 		}
Chris@76: 	}
Chris@76: 	else
Chris@76: 	{
Chris@76: 		// Basic theme info...
Chris@76: 		$context['poll'] = array(
Chris@76: 			'id' => $pollinfo['id_poll'],
Chris@76: 			'question' => $pollinfo['question'],
Chris@76: 			'hide_results' => $pollinfo['hide_results'],
Chris@76: 			'max_votes' => $pollinfo['max_votes'],
Chris@76: 			'change_vote' => !empty($pollinfo['change_vote']),
Chris@76: 			'guest_vote' => !empty($pollinfo['guest_vote']),
Chris@76: 			'guest_vote_allowed' => in_array(-1, $groupsAllowedVote['allowed']),
Chris@76: 		);
Chris@76: 
Chris@76: 		// Poll expiration time?
Chris@76: 		$context['poll']['expiration'] = empty($pollinfo['expire_time']) || !allowedTo('moderate_board') ? '' : ceil($pollinfo['expire_time'] <= time() ? -1 : ($pollinfo['expire_time'] - time()) / (3600 * 24));
Chris@76: 
Chris@76: 		// Get all the choices - if this is an edit.
Chris@76: 		if ($context['is_edit'])
Chris@76: 		{
Chris@76: 			$request = $smcFunc['db_query']('', '
Chris@76: 				SELECT label, votes, id_choice
Chris@76: 				FROM {db_prefix}poll_choices
Chris@76: 				WHERE id_poll = {int:id_poll}',
Chris@76: 				array(
Chris@76: 					'id_poll' => $pollinfo['id_poll'],
Chris@76: 				)
Chris@76: 			);
Chris@76: 			$context['choices'] = array();
Chris@76: 			$number = 1;
Chris@76: 			while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76: 			{
Chris@76: 				censorText($row['label']);
Chris@76: 
Chris@76: 				$context['choices'][$row['id_choice']] = array(
Chris@76: 					'id' => $row['id_choice'],
Chris@76: 					'number' => $number++,
Chris@76: 					'votes' => $row['votes'],
Chris@76: 					'label' => $row['label'],
Chris@76: 					'is_last' => false
Chris@76: 				);
Chris@76: 			}
Chris@76: 			$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 			$last_id = max(array_keys($context['choices'])) + 1;
Chris@76: 
Chris@76: 			// Add an extra choice...
Chris@76: 			$context['choices'][] = array(
Chris@76: 				'id' => $last_id,
Chris@76: 				'number' => $number,
Chris@76: 				'votes' => -1,
Chris@76: 				'label' => '',
Chris@76: 				'is_last' => true
Chris@76: 			);
Chris@76: 		}
Chris@76: 		// New poll?
Chris@76: 		else
Chris@76: 		{
Chris@76: 			// Setup the default poll options.
Chris@76: 			$context['poll'] = array(
Chris@76: 				'id' => 0,
Chris@76: 				'question' => '',
Chris@76: 				'hide_results' => 0,
Chris@76: 				'max_votes' => 1,
Chris@76: 				'change_vote' => 0,
Chris@76: 				'guest_vote' => 0,
Chris@76: 				'guest_vote_allowed' => in_array(-1, $groupsAllowedVote['allowed']),
Chris@76: 				'expiration' => '',
Chris@76: 			);
Chris@76: 
Chris@76: 			// Make all five poll choices empty.
Chris@76: 			$context['choices'] = array(
Chris@76: 				array('id' => 0, 'number' => 1, 'votes' => -1, 'label' => '', 'is_last' => false),
Chris@76: 				array('id' => 1, 'number' => 2, 'votes' => -1, 'label' => '', 'is_last' => false),
Chris@76: 				array('id' => 2, 'number' => 3, 'votes' => -1, 'label' => '', 'is_last' => false),
Chris@76: 				array('id' => 3, 'number' => 4, 'votes' => -1, 'label' => '', 'is_last' => false),
Chris@76: 				array('id' => 4, 'number' => 5, 'votes' => -1, 'label' => '', 'is_last' => true)
Chris@76: 			);
Chris@76: 		}
Chris@76: 	}
Chris@76: 	$context['page_title'] = $context['is_edit'] ? $txt['poll_edit'] : $txt['add_poll'];
Chris@76: 
Chris@76: 	// Build the link tree.
Chris@76: 	censorText($pollinfo['subject']);
Chris@76: 	$context['linktree'][] = array(
Chris@76: 		'url' => $scripturl . '?topic=' . $topic . '.0',
Chris@76: 		'name' => $pollinfo['subject'],
Chris@76: 	);
Chris@76: 	$context['linktree'][] = array(
Chris@76: 		'name' => $context['page_title'],
Chris@76: 	);
Chris@76: 
Chris@76: 	// Register this form in the session variables.
Chris@76: 	checkSubmitOnce('register');
Chris@76: }
Chris@76: 
Chris@76: // Change a poll...
Chris@76: function EditPoll2()
Chris@76: {
Chris@76: 	global $txt, $topic, $board, $context;
Chris@76: 	global $modSettings, $user_info, $smcFunc, $sourcedir;
Chris@76: 
Chris@76: 	// Sneaking off, are we?
Chris@76: 	if (empty($_POST))
Chris@76: 		redirectexit('action=editpoll;topic=' . $topic . '.0');
Chris@76: 
Chris@76: 	if (checkSession('post', '', false) != '')
Chris@76: 		$poll_errors[] = 'session_timeout';
Chris@76: 
Chris@76: 	if (isset($_POST['preview']))
Chris@76: 		return EditPoll();
Chris@76: 
Chris@76: 	// HACKERS (!!) can't edit :P.
Chris@76: 	if (empty($topic))
Chris@76: 		fatal_lang_error('no_access', false);
Chris@76: 
Chris@76: 	// Is this a new poll, or editing an existing?
Chris@76: 	$isEdit = isset($_REQUEST['add']) ? 0 : 1;
Chris@76: 
Chris@76: 	// Get the starter and the poll's ID - if it's an edit.
Chris@76: 	$request = $smcFunc['db_query']('', '
Chris@76: 		SELECT t.id_member_started, t.id_poll, p.id_member AS poll_starter, p.expire_time
Chris@76: 		FROM {db_prefix}topics AS t
Chris@76: 			LEFT JOIN {db_prefix}polls AS p ON (p.id_poll = t.id_poll)
Chris@76: 		WHERE t.id_topic = {int:current_topic}
Chris@76: 		LIMIT 1',
Chris@76: 		array(
Chris@76: 			'current_topic' => $topic,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	if ($smcFunc['db_num_rows']($request) == 0)
Chris@76: 		fatal_lang_error('no_board');
Chris@76: 	$bcinfo = $smcFunc['db_fetch_assoc']($request);
Chris@76: 	$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 	// Check their adding/editing is valid.
Chris@76: 	if (!$isEdit && !empty($bcinfo['id_poll']))
Chris@76: 		fatal_lang_error('poll_already_exists');
Chris@76: 	// Are we editing a poll which doesn't exist?
Chris@76: 	elseif ($isEdit && empty($bcinfo['id_poll']))
Chris@76: 		fatal_lang_error('poll_not_found');
Chris@76: 
Chris@76: 	// Check if they have the power to add or edit the poll.
Chris@76: 	if ($isEdit && !allowedTo('poll_edit_any'))
Chris@76: 		isAllowedTo('poll_edit_' . ($user_info['id'] == $bcinfo['id_member_started'] || ($bcinfo['poll_starter'] != 0 && $user_info['id'] == $bcinfo['poll_starter']) ? 'own' : 'any'));
Chris@76: 	elseif (!$isEdit && !allowedTo('poll_add_any'))
Chris@76: 		isAllowedTo('poll_add_' . ($user_info['id'] == $bcinfo['id_member_started'] ? 'own' : 'any'));
Chris@76: 
Chris@76: 	$optionCount = 0;
Chris@76: 	// Ensure the user is leaving a valid amount of options - there must be at least two.
Chris@76: 	foreach ($_POST['options'] as $k => $option)
Chris@76: 	{
Chris@76: 		if (trim($option) != '')
Chris@76: 			$optionCount++;
Chris@76: 	}
Chris@76: 	if ($optionCount < 2)
Chris@76: 		$poll_errors[] = 'poll_few';
Chris@76: 
Chris@76: 	// Also - ensure they are not removing the question.
Chris@76: 	if (trim($_POST['question']) == '')
Chris@76: 		$poll_errors[] = 'no_question';
Chris@76: 
Chris@76: 	// Got any errors to report?
Chris@76: 	if (!empty($poll_errors))
Chris@76: 	{
Chris@76: 		loadLanguage('Errors');
Chris@76: 		// Previewing.
Chris@76: 		$_POST['preview'] = true;
Chris@76: 
Chris@76: 		$context['poll_error'] = array('messages' => array());
Chris@76: 		foreach ($poll_errors as $poll_error)
Chris@76: 		{
Chris@76: 			$context['poll_error'][$poll_error] = true;
Chris@76: 			$context['poll_error']['messages'][] = $txt['error_' . $poll_error];
Chris@76: 		}
Chris@76: 
Chris@76: 		return EditPoll();
Chris@76: 	}
Chris@76: 
Chris@76: 	// Prevent double submission of this form.
Chris@76: 	checkSubmitOnce('check');
Chris@76: 
Chris@76: 	// Now we've done all our error checking, let's get the core poll information cleaned... question first.
Chris@76: 	$_POST['question'] = $smcFunc['htmlspecialchars']($_POST['question']);
Chris@76: 	$_POST['question'] = $smcFunc['truncate']($_POST['question'], 255);
Chris@76: 
Chris@76: 	$_POST['poll_hide'] = (int) $_POST['poll_hide'];
Chris@76: 	$_POST['poll_expire'] = isset($_POST['poll_expire']) ? (int) $_POST['poll_expire'] : 0;
Chris@76: 	$_POST['poll_change_vote'] = isset($_POST['poll_change_vote']) ? 1 : 0;
Chris@76: 	$_POST['poll_guest_vote'] = isset($_POST['poll_guest_vote']) ? 1 : 0;
Chris@76: 
Chris@76: 	// Make sure guests are actually allowed to vote generally.
Chris@76: 	if ($_POST['poll_guest_vote'])
Chris@76: 	{
Chris@76: 		require_once($sourcedir . '/Subs-Members.php');
Chris@76: 		$allowedGroups = groupsAllowedTo('poll_vote', $board);
Chris@76: 		if (!in_array(-1, $allowedGroups['allowed']))
Chris@76: 			$_POST['poll_guest_vote'] = 0;
Chris@76: 	}
Chris@76: 
Chris@76: 	// Ensure that the number options allowed makes sense, and the expiration date is valid.
Chris@76: 	if (!$isEdit || allowedTo('moderate_board'))
Chris@76: 	{
Chris@76: 		$_POST['poll_expire'] = $_POST['poll_expire'] > 9999 ? 9999 : ($_POST['poll_expire'] < 0 ? 0 : $_POST['poll_expire']);
Chris@76: 
Chris@76: 		if (empty($_POST['poll_expire']) && $_POST['poll_hide'] == 2)
Chris@76: 			$_POST['poll_hide'] = 1;
Chris@76: 		elseif (!$isEdit || $_POST['poll_expire'] != ceil($bcinfo['expire_time'] <= time() ? -1 : ($bcinfo['expire_time'] - time()) / (3600 * 24)))
Chris@76: 			$_POST['poll_expire'] = empty($_POST['poll_expire']) ? '0' : time() + $_POST['poll_expire'] * 3600 * 24;
Chris@76: 		else
Chris@76: 			$_POST['poll_expire'] = $bcinfo['expire_time'];
Chris@76: 
Chris@76: 		if (empty($_POST['poll_max_votes']) || $_POST['poll_max_votes'] <= 0)
Chris@76: 			$_POST['poll_max_votes'] = 1;
Chris@76: 		else
Chris@76: 			$_POST['poll_max_votes'] = (int) $_POST['poll_max_votes'];
Chris@76: 	}
Chris@76: 
Chris@76: 	// If we're editing, let's commit the changes.
Chris@76: 	if ($isEdit)
Chris@76: 	{
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			UPDATE {db_prefix}polls
Chris@76: 			SET question = {string:question}, change_vote = {int:change_vote},' . (allowedTo('moderate_board') ? '
Chris@76: 				hide_results = {int:hide_results}, expire_time = {int:expire_time}, max_votes = {int:max_votes},
Chris@76: 				guest_vote = {int:guest_vote}' : '
Chris@76: 				hide_results = CASE WHEN expire_time = {int:expire_time_zero} AND {int:hide_results} = 2 THEN 1 ELSE {int:hide_results} END') . '
Chris@76: 			WHERE id_poll = {int:id_poll}',
Chris@76: 			array(
Chris@76: 				'change_vote' => $_POST['poll_change_vote'],
Chris@76: 				'hide_results' => $_POST['poll_hide'],
Chris@76: 				'expire_time' => !empty($_POST['poll_expire']) ? $_POST['poll_expire'] : 0,
Chris@76: 				'max_votes' => !empty($_POST['poll_max_votes']) ? $_POST['poll_max_votes'] : 0,
Chris@76: 				'guest_vote' => $_POST['poll_guest_vote'],
Chris@76: 				'expire_time_zero' => 0,
Chris@76: 				'id_poll' => $bcinfo['id_poll'],
Chris@76: 				'question' => $_POST['question'],
Chris@76: 			)
Chris@76: 		);
Chris@76: 	}
Chris@76: 	// Otherwise, let's get our poll going!
Chris@76: 	else
Chris@76: 	{
Chris@76: 		// Create the poll.
Chris@76: 		$smcFunc['db_insert']('',
Chris@76: 			'{db_prefix}polls',
Chris@76: 			array(
Chris@76: 				'question' => 'string-255', 'hide_results' => 'int', 'max_votes' => 'int', 'expire_time' => 'int', 'id_member' => 'int',
Chris@76: 				'poster_name' => 'string-255', 'change_vote' => 'int', 'guest_vote' => 'int'
Chris@76: 			),
Chris@76: 			array(
Chris@76: 				$_POST['question'], $_POST['poll_hide'], $_POST['poll_max_votes'], $_POST['poll_expire'], $user_info['id'],
Chris@76: 				$user_info['username'], $_POST['poll_change_vote'], $_POST['poll_guest_vote'],
Chris@76: 			),
Chris@76: 			array('id_poll')
Chris@76: 		);
Chris@76: 
Chris@76: 		// Set the poll ID.
Chris@76: 		$bcinfo['id_poll'] = $smcFunc['db_insert_id']('{db_prefix}polls', 'id_poll');
Chris@76: 
Chris@76: 		// Link the poll to the topic
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			UPDATE {db_prefix}topics
Chris@76: 			SET id_poll = {int:id_poll}
Chris@76: 			WHERE id_topic = {int:current_topic}',
Chris@76: 			array(
Chris@76: 				'current_topic' => $topic,
Chris@76: 				'id_poll' => $bcinfo['id_poll'],
Chris@76: 			)
Chris@76: 		);
Chris@76: 	}
Chris@76: 
Chris@76: 	// Get all the choices.  (no better way to remove all emptied and add previously non-existent ones.)
Chris@76: 	$request = $smcFunc['db_query']('', '
Chris@76: 		SELECT id_choice
Chris@76: 		FROM {db_prefix}poll_choices
Chris@76: 		WHERE id_poll = {int:id_poll}',
Chris@76: 		array(
Chris@76: 			'id_poll' => $bcinfo['id_poll'],
Chris@76: 		)
Chris@76: 	);
Chris@76: 	$choices = array();
Chris@76: 	while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76: 		$choices[] = $row['id_choice'];
Chris@76: 	$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 	$delete_options = array();
Chris@76: 	foreach ($_POST['options'] as $k => $option)
Chris@76: 	{
Chris@76: 		// Make sure the key is numeric for sanity's sake.
Chris@76: 		$k = (int) $k;
Chris@76: 
Chris@76: 		// They've cleared the box.  Either they want it deleted, or it never existed.
Chris@76: 		if (trim($option) == '')
Chris@76: 		{
Chris@76: 			// They want it deleted.  Bye.
Chris@76: 			if (in_array($k, $choices))
Chris@76: 				$delete_options[] = $k;
Chris@76: 
Chris@76: 			// Skip the rest...
Chris@76: 			continue;
Chris@76: 		}
Chris@76: 
Chris@76: 		// Dress the option up for its big date with the database.
Chris@76: 		$option = $smcFunc['htmlspecialchars']($option);
Chris@76: 
Chris@76: 		// If it's already there, update it.  If it's not... add it.
Chris@76: 		if (in_array($k, $choices))
Chris@76: 			$smcFunc['db_query']('', '
Chris@76: 				UPDATE {db_prefix}poll_choices
Chris@76: 				SET label = {string:option_name}
Chris@76: 				WHERE id_poll = {int:id_poll}
Chris@76: 					AND id_choice = {int:id_choice}',
Chris@76: 				array(
Chris@76: 					'id_poll' => $bcinfo['id_poll'],
Chris@76: 					'id_choice' => $k,
Chris@76: 					'option_name' => $option,
Chris@76: 				)
Chris@76: 			);
Chris@76: 		else
Chris@76: 			$smcFunc['db_insert']('',
Chris@76: 				'{db_prefix}poll_choices',
Chris@76: 				array(
Chris@76: 					'id_poll' => 'int', 'id_choice' => 'int', 'label' => 'string-255', 'votes' => 'int',
Chris@76: 				),
Chris@76: 				array(
Chris@76: 					$bcinfo['id_poll'], $k, $option, 0,
Chris@76: 				),
Chris@76: 				array()
Chris@76: 			);
Chris@76: 	}
Chris@76: 
Chris@76: 	// I'm sorry, but... well, no one was choosing you.  Poor options, I'll put you out of your misery.
Chris@76: 	if (!empty($delete_options))
Chris@76: 	{
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			DELETE FROM {db_prefix}log_polls
Chris@76: 			WHERE id_poll = {int:id_poll}
Chris@76: 				AND id_choice IN ({array_int:delete_options})',
Chris@76: 			array(
Chris@76: 				'delete_options' => $delete_options,
Chris@76: 				'id_poll' => $bcinfo['id_poll'],
Chris@76: 			)
Chris@76: 		);
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			DELETE FROM {db_prefix}poll_choices
Chris@76: 			WHERE id_poll = {int:id_poll}
Chris@76: 				AND id_choice IN ({array_int:delete_options})',
Chris@76: 			array(
Chris@76: 				'delete_options' => $delete_options,
Chris@76: 				'id_poll' => $bcinfo['id_poll'],
Chris@76: 			)
Chris@76: 		);
Chris@76: 	}
Chris@76: 
Chris@76: 	// Shall I reset the vote count, sir?
Chris@76: 	if (isset($_POST['resetVoteCount']))
Chris@76: 	{
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			UPDATE {db_prefix}polls
Chris@76: 			SET num_guest_voters = {int:no_votes}, reset_poll = {int:time}
Chris@76: 			WHERE id_poll = {int:id_poll}',
Chris@76: 			array(
Chris@76: 				'no_votes' => 0,
Chris@76: 				'id_poll' => $bcinfo['id_poll'],
Chris@76: 				'time' => time(),
Chris@76: 			)
Chris@76: 		);
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			UPDATE {db_prefix}poll_choices
Chris@76: 			SET votes = {int:no_votes}
Chris@76: 			WHERE id_poll = {int:id_poll}',
Chris@76: 			array(
Chris@76: 				'no_votes' => 0,
Chris@76: 				'id_poll' => $bcinfo['id_poll'],
Chris@76: 			)
Chris@76: 		);
Chris@76: 		$smcFunc['db_query']('', '
Chris@76: 			DELETE FROM {db_prefix}log_polls
Chris@76: 			WHERE id_poll = {int:id_poll}',
Chris@76: 			array(
Chris@76: 				'id_poll' => $bcinfo['id_poll'],
Chris@76: 			)
Chris@76: 		);
Chris@76: 	}
Chris@76: 
Chris@76: 	// Off we go.
Chris@76: 	redirectexit('topic=' . $topic . '.' . $_REQUEST['start']);
Chris@76: }
Chris@76: 
Chris@76: // Remove a poll from a topic without removing the topic.
Chris@76: function RemovePoll()
Chris@76: {
Chris@76: 	global $topic, $user_info, $smcFunc;
Chris@76: 
Chris@76: 	// Make sure the topic is not empty.
Chris@76: 	if (empty($topic))
Chris@76: 		fatal_lang_error('no_access', false);
Chris@76: 
Chris@76: 	// Verify the session.
Chris@76: 	checkSession('get');
Chris@76: 
Chris@76: 	// Check permissions.
Chris@76: 	if (!allowedTo('poll_remove_any'))
Chris@76: 	{
Chris@76: 		$request = $smcFunc['db_query']('', '
Chris@76: 			SELECT t.id_member_started, p.id_member AS poll_starter
Chris@76: 			FROM {db_prefix}topics AS t
Chris@76: 				INNER JOIN {db_prefix}polls AS p ON (p.id_poll = t.id_poll)
Chris@76: 			WHERE t.id_topic = {int:current_topic}
Chris@76: 			LIMIT 1',
Chris@76: 			array(
Chris@76: 				'current_topic' => $topic,
Chris@76: 			)
Chris@76: 		);
Chris@76: 		if ($smcFunc['db_num_rows']($request) == 0)
Chris@76: 			fatal_lang_error('no_access', false);
Chris@76: 		list ($topicStarter, $pollStarter) = $smcFunc['db_fetch_row']($request);
Chris@76: 		$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 		isAllowedTo('poll_remove_' . ($topicStarter == $user_info['id'] || ($pollStarter != 0 && $user_info['id'] == $pollStarter) ? 'own' : 'any'));
Chris@76: 	}
Chris@76: 
Chris@76: 	// Retrieve the poll ID.
Chris@76: 	$request = $smcFunc['db_query']('', '
Chris@76: 		SELECT id_poll
Chris@76: 		FROM {db_prefix}topics
Chris@76: 		WHERE id_topic = {int:current_topic}
Chris@76: 		LIMIT 1',
Chris@76: 		array(
Chris@76: 			'current_topic' => $topic,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	list ($pollID) = $smcFunc['db_fetch_row']($request);
Chris@76: 	$smcFunc['db_free_result']($request);
Chris@76: 
Chris@76: 	// Remove all user logs for this poll.
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		DELETE FROM {db_prefix}log_polls
Chris@76: 		WHERE id_poll = {int:id_poll}',
Chris@76: 		array(
Chris@76: 			'id_poll' => $pollID,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	// Remove all poll choices.
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		DELETE FROM {db_prefix}poll_choices
Chris@76: 		WHERE id_poll = {int:id_poll}',
Chris@76: 		array(
Chris@76: 			'id_poll' => $pollID,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	// Remove the poll itself.
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		DELETE FROM {db_prefix}polls
Chris@76: 		WHERE id_poll = {int:id_poll}',
Chris@76: 		array(
Chris@76: 			'id_poll' => $pollID,
Chris@76: 		)
Chris@76: 	);
Chris@76: 	// Finally set the topic poll ID back to 0!
Chris@76: 	$smcFunc['db_query']('', '
Chris@76: 		UPDATE {db_prefix}topics
Chris@76: 		SET id_poll = {int:no_poll}
Chris@76: 		WHERE id_topic = {int:current_topic}',
Chris@76: 		array(
Chris@76: 			'current_topic' => $topic,
Chris@76: 			'no_poll' => 0,
Chris@76: 		)
Chris@76: 	);
Chris@76: 
Chris@76: 	// Take the moderator back to the topic.
Chris@76: 	redirectexit('topic=' . $topic . '.' . $_REQUEST['start']);
Chris@76: }
Chris@76: 
Chris@76: ?>