<?PHP

/* ====================
Seditio - Website engine
Copyright Neocrome & Seditio Team
https://seditio.org

[BEGIN_SED]
File=polls.php
Version=179
Updated=2022-jul-14
Type=Core
Author=Seditio Team
Description=Polls functions
[END_SED]
==================== */

if (!defined('SED_CODE')) { die('Wrong URL.'); }

function sed_poll_add($part) 
{
	global $t;
	
	$poll_options = array();
	$poll_text = sed_import('poll_text', 'P', 'TXT');
	$poll_option_arr = sed_import('poll_option', 'P', 'ARR');		
	
	if (is_array($poll_option_arr))
		{ foreach ($poll_option_arr as $v) { if (!empty($v)) $poll_options[] = sed_import($v, 'D', 'TXT'); } }
	else 
		{ $poll_options = array(0 => '', 1 => ''); }
		
	$i = 1;
	foreach ($poll_options as $nop) 
		{
		$t->assign(array(		
			"NEW_POLL_OPTION" => sed_textbox('poll_option[]', $nop, 32, 128),
			"NEW_POLL_NUM" => $i
		));
		$i++;
		if ($i > 2) $t->parse($part."_NEW_POLL.NEW_POLL_OPTIONS.NEW_POLL_OPTIONS_DELETE");
		$t->parse($part."_NEW_POLL.NEW_POLL_OPTIONS");		
		}
	
	$t->assign(array(		
		"NEW_POLL_TEXT" => sed_textbox('poll_text', $poll_text, 64, 255)
	));	
	
	$t->parse($part."_NEW_POLL");		
}

function sed_poll_addsave($type, $code) 
{
	global $cfg, $usr, $L, $sys, $db_polls, $db_polls_options;
	
	$poll_text = sed_import('poll_text', 'P', 'TXT');
	$poll_option_arr = sed_import('poll_option', 'P', 'ARR');		
	
	foreach ($poll_option_arr as $v)
		{ if (!empty($v)) $poll_options[] = sed_import($v, 'D', 'TXT'); }

	$sql = sed_sql_query("INSERT INTO $db_polls 
		(
		poll_type, 
		poll_state, 
		poll_creationdate, 
		poll_text, 
		poll_ownerid, 
		poll_code
		) 
		VALUES 
		(
		'".sed_sql_prep($type)."', 
		0, 
		".(int)$sys['now_offset'].", 
		'".sed_sql_prep($poll_text)."', 
		'".(int)$usr['id']."', 
		'".(int)$code."')"
		);
		
	$poll_id = sed_sql_insertid();
		
	foreach ($poll_options as $npo)
		{
		$sql2 = sed_sql_query("INSERT into $db_polls_options 
			(
			po_pollid, 
			po_text, 
			po_count
			) 
			VALUES 
			(
			'".$poll_id."', 
			'".sed_sql_prep($npo)."', 
			'0')"
			);
		}
	return($poll_id);					
}

function sed_poll_edit($part, $poll_id) 
{
	global $t, $db_polls, $db_polls_options;
	
	$poll_options = array();
	$poll_text = sed_import('poll_text', 'P', 'TXT');
	$poll_option_arr = sed_import('poll_option', 'P', 'ARR');
	
	$sql = sed_sql_query("SELECT * FROM $db_polls WHERE poll_id = '".$poll_id."' LIMIT 1");	
	$row = sed_sql_fetchassoc($sql);
	$poll_text = (empty($poll_text)) ? $row['poll_text'] : $poll_text;

	$sql = sed_sql_query("SELECT * FROM $db_polls_options WHERE po_pollid = '".$poll_id."' ORDER by po_id ASC");	
	if (sed_sql_numrows($sql) > 0)
		{
		while ($row = sed_sql_fetchassoc($sql)) 
			{ $poll_options[$row['po_id']] = $row['po_text']; }
		}
	
	if (is_array($poll_option_arr))
		{ 
		foreach ($poll_option_arr as $key => $v) 
			{ if (!empty($v)) $poll_options[$key] = sed_import($v, 'D', 'TXT'); } 
		}
	elseif (count($poll_options) == 0) 
		{ $poll_options = array(0 => '', 1 => ''); }
		
	$i = 1;
	foreach ($poll_options as $key => $nop) 
		{
		$t->assign(array(		
			"EDIT_POLL_OPTION" => sed_textbox('poll_option['.$key.']', $nop, 32, 128),
			"EDIT_POLL_NUM" => $i
		));
		$i++;
		if ($i > 2) $t->parse($part."_EDIT_POLL.EDIT_POLL_OPTIONS.EDIT_POLL_OPTIONS_DELETE");
		$t->parse($part."_EDIT_POLL.EDIT_POLL_OPTIONS");		
		}
	
	$t->assign(array(		
		"EDIT_POLL_TEXT" => sed_textbox('poll_text', $poll_text, 64, 255)
	));	
	
	$t->parse($part."_EDIT_POLL");		
}

function sed_poll_editsave($poll_id) 
{
	global $cfg, $usr, $L, $sys, $db_polls, $db_polls_options;
		
	$poll_text = sed_import('poll_text', 'P', 'TXT');
	$poll_option_arr = sed_import('poll_option', 'P', 'ARR');		
	
	foreach ($poll_option_arr as $key => $v)
		{ 
		if (!empty($v)) { 
			$poll_options[$key] = sed_import($v, 'D', 'TXT');
			$poll_options_keys[] = $key; //exists's variants
			}			
		}

	$sql = sed_sql_query("UPDATE $db_polls SET poll_text='".sed_sql_prep($poll_text)."' WHERE poll_id='".(int)$poll_id."'");
	$sql2 = sed_sql_query("DELETE FROM $db_polls_options WHERE po_pollid='".(int)$poll_id."' AND po_id NOT IN (".implode(',', $poll_options_keys).")");
	
	foreach ($poll_options as $key => $npo)
		{			
		$sql3 = sed_sql_query("INSERT INTO $db_polls_options SET po_id='".$key."', po_pollid='".$poll_id."', po_text = '".sed_sql_prep($npo)."', po_count = 0 
								ON DUPLICATE KEY UPDATE po_text = '".sed_sql_prep($npo)."'");			
		}				
}

function sed_poll_check()
{
	global $error_string, $L;
		
	$poll_options = array();
	$poll_text = sed_import('poll_text', 'P', 'TXT');
	$poll_option_arr = sed_import('poll_option', 'P', 'ARR');		
	
	if (is_array($poll_option_arr))
		{
		foreach ($poll_option_arr as $v)
			{ if (!empty($v)) $poll_options[] = sed_import($v, 'D', 'TXT'); }
		}

	if (empty($poll_text) || count($poll_options) < 2)
		{			
		$error_string .= $L['polls_emptytitle']."<br />";
		}
}

function sed_poll_delete($id)
{
    global $db_polls, $db_polls_options, $db_polls_voters, $db_com, $db_forum_topics;
    $id = (int) $id; 
	$num = 0;
	if ($id != 0)
		{
		$sql = sed_sql_query("SELECT poll_id FROM $db_polls WHERE poll_code = '".$id."' LIMIT 1");
		if (sed_sql_numrows($sql) > 0)
			{
			if ($row['poll_type'] == 1 && !empty($row['poll_code'])) // forum poll type
				{
				//deattach poll from topic
				$sql = sed_sql_query("UPDATE $db_forum_topics SET ft_poll = 0 WHERE ft_id = ".(int)$row['poll_code']);
				}
			}
        $sql = sed_sql_query("DELETE FROM $db_polls WHERE poll_id=".$id);
		$num = sed_sql_affectedrows();
        $sql = sed_sql_query("DELETE FROM $db_polls_options WHERE po_pollid=".$id);
		$num = $num + sed_sql_affectedrows();
        $sql = sed_sql_query("DELETE FROM $db_polls_voters WHERE pv_pollid=".$id);
		$num = $num + sed_sql_affectedrows();
        $id2 = "v".$id;
        $sql = sed_sql_query("DELETE FROM $db_com WHERE com_code='$id2'");
		$num = $num + sed_sql_affectedrows();
		}
	return $num;
}

function sed_poll_vote($id, $vote)
{
    global $db_polls_options, $db_polls_voters, $usr;
    
	$id = (int) $id; 
	$votecasted = FALSE;
	$alreadyvoted = FALSE;
	
	if ($id > 0)
		{		
		if ($usr['id'] > 0)
			{ $sql = sed_sql_query("SELECT pv_id FROM $db_polls_voters WHERE pv_pollid='$id' AND (pv_userid='".$usr['id']."' OR pv_userip='".$usr['ip']."') LIMIT 1"); }
		else
			{ $sql = sed_sql_query("SELECT pv_id FROM $db_polls_voters WHERE pv_pollid='$id' AND pv_userip='".$usr['ip']."' LIMIT 1"); }
		
		$alreadyvoted = (sed_sql_numrows($sql) > 0) ? TRUE : FALSE;

		if (sed_sql_numrows($sql) == 0 && $vote > 0)
			{
			$sql2 = sed_sql_query("UPDATE $db_polls_options SET po_count=po_count+1 WHERE po_pollid='$id' AND po_id='$vote'");
			if (sed_sql_affectedrows() == 1)
				{
				$sql2 = sed_sql_query("INSERT INTO $db_polls_voters (pv_pollid, pv_userid, pv_userip) VALUES (".(int)$id.", ".(int)$usr['id'].", '".$usr['ip']."')");
				$votecasted = TRUE;
				$alreadyvoted = TRUE;
				}
			} 
		}
	return(array($alreadyvoted, $votecasted));	
}

function sed_poll_reset($id)
{
    global $db_polls_options, $db_polls_voters;
    $id = (int) $id;	
	$sql = sed_sql_query("DELETE FROM $db_polls_voters WHERE pv_pollid='$id'");
	$num = sed_sql_affectedrows();
	$sql = sed_sql_query("UPDATE $db_polls_options SET po_count=0 WHERE po_pollid='$id'");
	$num = $num + sed_sql_affectedrows();	
	return $num;
}

function sed_poll_bump($id)
{
    global $db_polls, $sys;
    $id = (int) $id;	
	$sql = sed_sql_query("UPDATE $db_polls SET poll_creationdate='".$sys['now_offset']."' WHERE poll_id='$id'");
}

?>