function xthreads_install()
{
global $db, $cache, $plugins;
$plugins->run_hooks('xthreads_install_start');
$create_table_suffix = $db->build_create_table_collation();
$dbtype = xthreads_db_type();
switch ($dbtype) {
case 'mysql':
$engine = 'MyISAM';
// try to see if a custom table engine is being used
$query = $db->query('SHOW TABLE STATUS LIKE "' . $db->table_prefix . 'threads"', true);
if ($query) {
$eng = $db->fetch_field($query, 'Engine');
if (in_array(strtolower($eng), array('innodb', 'aria', 'xtradb'))) {
// only stick to common possibilities to avoid issues with exquisite setups
$engine = $eng;
}
}
$create_table_suffix = ' ENGINE=' . $engine . $create_table_suffix;
$auto_increment = ' auto_increment';
break;
case 'sqlite':
$auto_increment = ' PRIMARY KEY';
break;
case 'pgsql':
$auto_increment = '';
}
if ($dbtype != 'mysql') {
die('XThreads currently does not support database systems other than MySQL/i.');
}
if (!$db->table_exists('threadfields_data')) {
$db->write_query('CREATE TABLE ' . $db->table_prefix . 'threadfields_data (
tid ' . xthreads_db_fielddef('int') . ' not null
' . ($dbtype != 'sqlite' ? ', PRIMARY KEY (tid)' : '') . '
)' . $create_table_suffix);
}
if (!$db->table_exists('xtattachments')) {
$db->write_query('CREATE TABLE ' . $db->table_prefix . 'xtattachments (
aid ' . xthreads_db_fielddef('int') . ' not null' . $auto_increment . ',
downloads ' . xthreads_db_fielddef('bigint') . ' not null default 0,
tid ' . xthreads_db_fielddef('int') . ' not null,
uid ' . xthreads_db_fielddef('int') . ' not null default 0,
field varchar(50) not null default \'\',
posthash varchar(50) not null default \'\',
filename varchar(255) not null default \'\',
uploadmime varchar(120) not null default \'\',
filesize ' . xthreads_db_fielddef('bigint') . ' not null default 0,
attachname varchar(120) not null default \'\',
indir varchar(40) not null default \'\',
md5hash ' . xthreads_db_fielddef('binary', 16) . ' default null,
uploadtime ' . xthreads_db_fielddef('bigint') . ' not null default 0,
updatetime ' . xthreads_db_fielddef('bigint') . ' not null default 0,
thumbs text not null
' . ($dbtype != 'sqlite' ? ',
PRIMARY KEY (aid)
' . ($dbtype != 'pg' ? ',
KEY (tid),
KEY (tid,uid),
KEY (posthash),
KEY (field)
' : '') . '
' : '') . '
)' . $create_table_suffix);
}
if (!$db->table_exists('threadfields')) {
$fieldprops = xthreads_threadfields_props();
$query = '';
foreach ($fieldprops as $field => &$prop) {
$query .= ($query ? ',' : '') . '`' . $field . '` ' . xthreads_db_fielddef($prop['db_type'], $prop['db_size'], $prop['db_unsigned']) . ' not null';
if (isset($prop['default']) && $prop['db_type'] != 'text') {
if ($prop['datatype'] == 'string') {
$query .= ' default \'' . $db->escape_string($prop['default']) . '\'';
} elseif ($prop['datatype'] == 'double') {
$query .= ' default ' . (double) $prop['default'];
} else {
$query .= ' default ' . (int) $prop['default'];
}
}
if ($field == 'field' && $dbtype == 'sqlite') {
$query .= ' PRIMARY KEY';
}
}
$db->write_query('CREATE TABLE ' . $db->table_prefix . 'threadfields (
' . $query . '
' . ($dbtype != 'sqlite' ? ',
PRIMARY KEY (field)
' . ($dbtype != 'pg' ? ',
KEY (disporder)
' : '') . '
' : '') . '
)' . $create_table_suffix);
// `allowsort` '.xthreads_db_numdef('tinyint').' not null default 0,
}
foreach (array('grouping' => xthreads_db_fielddef('int') . ' not null default 0', 'firstpostattop' => xthreads_db_fielddef('tinyint') . ' not null default 0', 'inlinesearch' => xthreads_db_fielddef('tinyint') . ' not null default 0', 'tplprefix' => 'text not null', 'langprefix' => 'text not null', 'allow_blankmsg' => xthreads_db_fielddef('tinyint') . ' not null default 0', 'nostatcount' => xthreads_db_fielddef('tinyint') . ' not null default 0', 'fdcolspan_offset' => xthreads_db_fielddef('smallint', null, false) . ' not null default 0', 'settingoverrides' => 'text not null', 'postsperpage' => xthreads_db_fielddef('smallint') . ' not null default 0', 'hideforum' => xthreads_db_fielddef('tinyint') . ' not null default 0', 'hidebreadcrumb' => xthreads_db_fielddef('tinyint') . ' not null default 0', 'defaultfilter' => 'text not null', 'wol_announcements' => 'varchar(255) not null default \'\'', 'wol_forumdisplay' => 'varchar(255) not null default \'\'', 'wol_newthread' => 'varchar(255) not null default \'\'', 'wol_attachment' => 'varchar(255) not null default \'\'', 'wol_newreply' => 'varchar(255) not null default \'\'', 'wol_showthread' => 'varchar(255) not null default \'\'') as $field => $fdef) {
if (!$db->field_exists($field, 'forums')) {
$db->write_query('ALTER TABLE ' . $db->table_prefix . 'forums ADD COLUMN xthreads_' . $field . ' ' . $fdef);
}
}
// add indexes
foreach (array('uid', 'lastposteruid', 'prefix', 'icon') as $afe) {
if ($afe == 'uid') {
continue;
}
// we won't remove this from the above array
$db->write_query('ALTER TABLE `' . $db->table_prefix . 'threads` ADD KEY `xthreads_' . $afe . '` (`' . $afe . '`)', true);
}
// increase size of sorting column
$db->write_query('ALTER TABLE `' . $db->table_prefix . 'forums` MODIFY `defaultsortby` varchar(255) NOT NULL default \'\'');
$cache->update_forums();
// check for xthreads_attachment.php supported URL type
if (file_exists(MYBB_ROOT . 'xthreads_attach.php')) {
// if not, our admin is a dufus
$rand = 'aA0._|' . mt_rand();
$rand_md5 = md5($rand);
$baseurl = $GLOBALS['mybb']->settings['bburl'] . '/xthreads_attach.php';
if (fetch_remote_file($baseurl . '/test/' . $rand) == $rand_md5) {
define('XTHREADS_ATTACH_USE_QUERY', -1);
} elseif (fetch_remote_file($baseurl . '?file=test/' . $rand) == $rand_md5) {
define('XTHREADS_ATTACH_USE_QUERY', 1);
} elseif (fetch_remote_file($baseurl . '?file=test|' . $rand) == $rand_md5) {
define('XTHREADS_ATTACH_USE_QUERY', 2);
}
// else, well, sucks for the user...
}
xthreads_buildtfcache();
xthreads_write_xtcachefile();
xthreads_insert_templates(xthreads_new_templates(), -2);
xthreads_plugins_quickthread_tplmod();
// admin permissions - default to all allow
$query = $db->simple_select('adminoptions', 'uid,permissions');
while ($adminopt = $db->fetch_array($query)) {
$perms = @unserialize($adminopt['permissions']);
if (empty($perms)) {
continue;
}
// inherited or just messed up
$perms['config']['threadfields'] = 1;
$db->update_query('adminoptions', array('permissions' => $db->escape_string(serialize($perms))), 'uid=' . $adminopt['uid']);
}
$db->free_result($query);
$plugins->run_hooks('xthreads_install_end');
}
function db_ping(&$dbobj)
{
if ($dbobj->type == 'mysqli') {
$func = 'mysqli_ping';
} else {
$func = xthreads_db_type($dbobj->type) . '_ping';
}
if (!function_exists($func)) {
return true;
}
// fallback
if (is_object(@$dbobj->db)) {
return true;
}
// sqlite
$ret = @$func($dbobj->read_link);
if ($dbobj->write_link !== $dbobj->read_link) {
$ret = @$func($dbobj->write_link) && $ret;
}
return $ret;
}
function xthreads_db_concat_sql($a)
{
switch (xthreads_db_type()) {
case 'sqlite':
case 'pgsql':
return implode('||', $a);
default:
return 'CONCAT(' . implode(',', $a) . ')';
}
}
function xthreads_db_fielddef($type, $size = null, $unsigned = null)
{
// defaults
if (!isset($unsigned)) {
$unsigned = $type != 'tinyint';
}
$text_type = false;
switch ($type) {
case 'text':
case 'blob':
$size = 0;
// fall through
// fall through
case 'varchar':
case 'varbinary':
case 'char':
case 'binary':
$unsigned = false;
$text_type = true;
}
if (!isset($size)) {
switch ($type) {
case 'tinyint':
$size = 3;
break;
case 'smallint':
$size = 5;
break;
case 'int':
$size = 10;
break;
case 'bigint':
$size = 20;
break;
case 'varchar':
case 'varbinary':
$size = 255;
break;
default:
$size = 0;
}
if ($size && $unsigned) {
++$size;
}
}
if ($size !== 0) {
$size = '(' . $size . ')';
} elseif ($type == 'varchar' || $type == 'varbinary') {
// force length for varchar if one not defined
$size = '(255)';
} else {
$size = '';
}
$unsigned = $unsigned ? ' unsigned' : '';
if ($text_type) {
if (xthreads_db_type() != 'pg' || $type != 'varbinary') {
$type .= $size;
}
$size = '';
//$unsigned = '';
}
switch (xthreads_db_type()) {
case 'sqlite':
if ($type == 'tinyint') {
$type = 'smallint';
}
return $type . $unsigned;
case 'pg':
if ($type == 'tinyint') {
$type = 'smallint';
}
if ($type == 'binary') {
$type = 'bytea';
}
return $type;
default:
// mysql
return $type . $size . $unsigned;
}
}
