:: sql_layer; ?>
' . $config['version'] . '
';
echo $lang['UPDATED_VERSION'] . ' :: ' . $updates_to_version . '
';
$current_version = str_replace('rc', 'RC', strtolower($config['version']));
$latest_version = str_replace('rc', 'RC', strtolower($updates_to_version));
$orig_version = $config['version'];
// Fill DB version
if (empty($config['dbms_version']))
{
set_config('dbms_version', $db->sql_server_info(true));
}
// Firebird update from Firebord 2.0 to 2.1+ required?
if ($db->sql_layer == 'firebird')
{
// We do not trust any PHP5 function enabled, we will simply test for a function new in 2.1
$db->sql_return_on_error(true);
$sql = 'SELECT 1 FROM RDB$DATABASE
WHERE BIN_AND(10, 1) = 0';
$result = $db->sql_query($sql);
if (!$result || $db->sql_error_triggered)
{
echo '
';
echo '
' . $lang['ERROR'] . '
';
echo '
' . $lang['FIREBIRD_DBMS_UPDATE_REQUIRED'] . '
';
_print_footer();
exit_handler();
exit;
}
$db->sql_freeresult($result);
$db->sql_return_on_error(false);
}
// MySQL update from MySQL 3.x/4.x to > 4.1.x required?
if ($db->sql_layer == 'mysql' || $db->sql_layer == 'mysql4' || $db->sql_layer == 'mysqli')
{
// Verify by fetching column... if the column type matches the new type we update dbms_version...
$sql = "SHOW COLUMNS FROM " . CONFIG_TABLE;
$result = $db->sql_query($sql);
$column_type = '';
while ($row = $db->sql_fetchrow($result))
{
$field = strtolower($row['Field']);
if ($field == 'config_value')
{
$column_type = strtolower($row['Type']);
break;
}
}
$db->sql_freeresult($result);
// If column type is blob, but mysql version says we are on > 4.1.3, then the schema needs an update
if (strpos($column_type, 'blob') !== false && version_compare($db->sql_server_info(true), '4.1.3', '>='))
{
echo '
';
echo '
' . $lang['ERROR'] . '
';
echo '
' . sprintf($lang['MYSQL_SCHEMA_UPDATE_REQUIRED'], $config['dbms_version'], $db->sql_server_info(true)) . '
';
_print_footer();
exit_handler();
exit;
}
}
// Now check if the user wants to update from a version we no longer support updates from
if (version_compare($current_version, $oldest_from_version, '<'))
{
echo '
' . $lang['ERROR'] . '
';
echo '
' . sprintf($lang['DB_UPDATE_NOT_SUPPORTED'], $oldest_from_version, $current_version) . '
';
_print_footer();
exit_handler();
exit;
}
// If the latest version and the current version are 'unequal', we will update the version_update_from, else we do not update anything.
if ($inline_update)
{
if ($current_version !== $latest_version)
{
set_config('version_update_from', $orig_version);
}
}
else
{
// If not called from the update script, we will actually remove the traces
$db->sql_query('DELETE FROM ' . CONFIG_TABLE . " WHERE config_name = 'version_update_from'");
}
// Schema updates
?>
::
= as the version to be updated to next, we will skip the process
if (version_compare($version, $current_version, '<') && version_compare($current_version, $next_version, '>='))
{
continue;
}
if (!sizeof($schema_changes))
{
continue;
}
$no_updates = false;
// We run one index after the other... to be consistent with schema changes...
foreach ($schema_changes as $key => $changes)
{
$statements = $db_tools->perform_schema_changes(array($key => $changes));
foreach ($statements as $sql)
{
_sql($sql, $errored, $error_ary);
}
}
}
_write_result($no_updates, $errored, $error_ary);
// Data updates
$error_ary = array();
$errored = $no_updates = false;
?>
::
= as the version to be updated to next, we will skip the process
if (version_compare($version, $current_version, '<') && version_compare($current_version, $next_version, '>='))
{
continue;
}
change_database_data($no_updates, $version);
}
_write_result($no_updates, $errored, $error_ary);
$error_ary = array();
$errored = $no_updates = false;
?>
::
sql_server_info(true));
/* Optimize/vacuum analyze the tables where appropriate
// this should be done for each version in future along with
// the version number update
switch ($db->sql_layer)
{
case 'mysql':
case 'mysqli':
case 'mysql4':
$sql = 'OPTIMIZE TABLE ' . $table_prefix . 'auth_access, ' . $table_prefix . 'banlist, ' . $table_prefix . 'categories, ' . $table_prefix . 'config, ' . $table_prefix . 'disallow, ' . $table_prefix . 'forum_prune, ' . $table_prefix . 'forums, ' . $table_prefix . 'groups, ' . $table_prefix . 'posts, ' . $table_prefix . 'posts_text, ' . $table_prefix . 'privmsgs, ' . $table_prefix . 'privmsgs_text, ' . $table_prefix . 'ranks, ' . $table_prefix . 'search_results, ' . $table_prefix . 'search_wordlist, ' . $table_prefix . 'search_wordmatch, ' . $table_prefix . 'sessions_keys' . $table_prefix . 'smilies, ' . $table_prefix . 'themes, ' . $table_prefix . 'themes_name, ' . $table_prefix . 'topics, ' . $table_prefix . 'topics_watch, ' . $table_prefix . 'user_group, ' . $table_prefix . 'users, ' . $table_prefix . 'vote_desc, ' . $table_prefix . 'vote_results, ' . $table_prefix . 'vote_voters, ' . $table_prefix . 'words';
_sql($sql, $errored, $error_ary);
break;
case 'postgresql':
_sql("VACUUM ANALYZE", $errored, $error_ary);
break;
}
*/
_write_result($no_updates, $errored, $error_ary);
?>
" class="button1">
purge();
_print_footer();
garbage_collection();
if (function_exists('exit_handler'))
{
exit_handler();
}
/**
* Print out footer
*/
function _print_footer()
{
echo <<
EOF;
}
/**
* Function for triggering an sql statement
*/
function _sql($sql, &$errored, &$error_ary, $echo_dot = true)
{
global $db;
if (defined('DEBUG_EXTRA'))
{
echo "
\n{$sql}\n
";
}
$db->sql_return_on_error(true);
$result = $db->sql_query($sql);
if ($db->sql_error_triggered)
{
$errored = true;
$error_ary['sql'][] = $db->sql_error_sql;
$error_ary['error_code'][] = $db->sql_error_returned;
}
$db->sql_return_on_error(false);
if ($echo_dot)
{
echo ". \n";
flush();
}
return $result;
}
function _write_result($no_updates, $errored, $error_ary)
{
global $lang;
if ($no_updates)
{
echo ' ' . $lang['NO_UPDATES_REQUIRED'] . '';
}
else
{
echo '
' . $lang['DONE'] . '' . $lang['RESULT'] . ' :: ';
if ($errored)
{
echo '
' . $lang['SOME_QUERIES_FAILED'] . ' ';
for ($i = 0; $i < sizeof($error_ary['sql']); $i++)
{
echo '- ' . $lang['ERROR'] . ' :: ' . htmlspecialchars($error_ary['error_code'][$i]['message']) . '
';
echo $lang['SQL'] . ' :: ' . htmlspecialchars($error_ary['sql'][$i]) . '
';
}
echo '
' . $lang['SQL_FAILURE_EXPLAIN'] . '';
}
else
{
echo '
' . $lang['NO_ERRORS'] . '';
}
}
}
function _add_modules($modules_to_install)
{
global $phpbb_root_path, $phpEx, $db;
include_once($phpbb_root_path . 'includes/acp/acp_modules.' . $phpEx);
$_module = new acp_modules();
foreach ($modules_to_install as $module_mode => $module_data)
{
$_module->module_class = $module_data['class'];
// Determine parent id first
$sql = 'SELECT module_id
FROM ' . MODULES_TABLE . "
WHERE module_class = '" . $db->sql_escape($module_data['class']) . "'
AND module_langname = '" . $db->sql_escape($module_data['cat']) . "'
AND module_mode = ''
AND module_basename = ''";
$result = $db->sql_query($sql);
// There may be more than one categories with the same name
$categories = array();
while ($row = $db->sql_fetchrow($result))
{
$categories[] = (int) $row['module_id'];
}
$db->sql_freeresult($result);
if (!sizeof($categories))
{
continue;
}
// Add the module to all categories found
foreach ($categories as $parent_id)
{
// Check if the module already exists
$sql = 'SELECT *
FROM ' . MODULES_TABLE . "
WHERE module_basename = '" . $db->sql_escape($module_data['base']) . "'
AND module_class = '" . $db->sql_escape($module_data['class']) . "'
AND module_langname = '" . $db->sql_escape($module_data['title']) . "'
AND module_mode = '" . $db->sql_escape($module_mode) . "'
AND module_auth = '" . $db->sql_escape($module_data['auth']) . "'
AND parent_id = {$parent_id}";
$result = $db->sql_query($sql);
$row = $db->sql_fetchrow($result);
$db->sql_freeresult($result);
// If it exists, we simply continue with the next category
if ($row)
{
continue;
}
// Build the module sql row
$module_row = array(
'module_basename' => $module_data['base'],
'module_enabled' => (isset($module_data['enabled'])) ? (int) $module_data['enabled'] : 1,
'module_display' => (isset($module_data['display'])) ? (int) $module_data['display'] : 1,
'parent_id' => $parent_id,
'module_class' => $module_data['class'],
'module_langname' => $module_data['title'],
'module_mode' => $module_mode,
'module_auth' => $module_data['auth'],
);
$_module->update_module_data($module_row, true);
// Ok, do we need to re-order the module, move it up or down?
if (!isset($module_data['after']))
{
continue;
}
$after_mode = $module_data['after'][0];
$after_langname = $module_data['after'][1];
// First of all, get the module id for the module this one has to be placed after
$sql = 'SELECT left_id
FROM ' . MODULES_TABLE . "
WHERE module_class = '" . $db->sql_escape($module_data['class']) . "'
AND module_basename = '" . $db->sql_escape($module_data['base']) . "'
AND module_langname = '" . $db->sql_escape($after_langname) . "'
AND module_mode = '" . $db->sql_escape($after_mode) . "'
AND parent_id = '{$parent_id}'";
$result = $db->sql_query($sql);
$first_left_id = (int) $db->sql_fetchfield('left_id');
$db->sql_freeresult($result);
if (!$first_left_id)
{
continue;
}
// Ok, count the number of modules between $after_mode and the added module
$sql = 'SELECT COUNT(module_id) as num_modules
FROM ' . MODULES_TABLE . "
WHERE module_class = '" . $db->sql_escape($module_data['class']) . "'
AND parent_id = {$parent_id}
AND left_id BETWEEN {$first_left_id} AND {$module_row['left_id']}";
$result = $db->sql_query($sql);
$steps = (int) $db->sql_fetchfield('num_modules');
$db->sql_freeresult($result);
// We need to substract 2
$steps -= 2;
if ($steps <= 0)
{
continue;
}
// Ok, move module up $num_modules times. ;)
$_module->move_module_by($module_row, 'move_up', $steps);
}
}
$_module->remove_cache_file();
}
/****************************************************************************
* ADD YOUR DATABASE SCHEMA CHANGES HERE *
*****************************************************************************/
function database_update_info()
{
return array(
// Changes from 3.0.0 to the next version
'3.0.0' => array(
// Add the following columns
'add_columns' => array(
FORUMS_TABLE => array(
'display_subforum_list' => array('BOOL', 1),
),
SESSIONS_TABLE => array(
'session_forum_id' => array('UINT', 0),
),
),
'drop_keys' => array(
GROUPS_TABLE => array('group_legend'),
),
'add_index' => array(
SESSIONS_TABLE => array(
'session_forum_id' => array('session_forum_id'),
),
GROUPS_TABLE => array(
'group_legend_name' => array('group_legend', 'group_name'),
),
),
),
// No changes from 3.0.1-RC1 to 3.0.1
'3.0.1-RC1' => array(),
// No changes from 3.0.1 to 3.0.2-RC1
'3.0.1' => array(),
// Changes from 3.0.2-RC1 to 3.0.2-RC2
'3.0.2-RC1' => array(
'change_columns' => array(
DRAFTS_TABLE => array(
'draft_subject' => array('STEXT_UNI', ''),
),
FORUMS_TABLE => array(
'forum_last_post_subject' => array('STEXT_UNI', ''),
),
POSTS_TABLE => array(
'post_subject' => array('STEXT_UNI', '', 'true_sort'),
),
PRIVMSGS_TABLE => array(
'message_subject' => array('STEXT_UNI', ''),
),
TOPICS_TABLE => array(
'topic_title' => array('STEXT_UNI', '', 'true_sort'),
'topic_last_post_subject' => array('STEXT_UNI', ''),
),
),
'drop_keys' => array(
SESSIONS_TABLE => array('session_forum_id'),
),
'add_index' => array(
SESSIONS_TABLE => array(
'session_fid' => array('session_forum_id'),
),
),
),
// No changes from 3.0.2-RC2 to 3.0.2
'3.0.2-RC2' => array(),
// Changes from 3.0.2 to 3.0.3-RC1
'3.0.2' => array(
// Add the following columns
'add_columns' => array(
STYLES_TEMPLATE_TABLE => array(
'template_inherits_id' => array('UINT:4', 0),
'template_inherit_path' => array('VCHAR', ''),
),
GROUPS_TABLE => array(
'group_max_recipients' => array('UINT', 0),
),
),
),
// No changes from 3.0.3-RC1 to 3.0.3
'3.0.3-RC1' => array(),
// Changes from 3.0.3 to 3.0.4-RC1
'3.0.3' => array(
'add_columns' => array(
PROFILE_FIELDS_TABLE => array(
'field_show_profile' => array('BOOL', 0),
),
),
'change_columns' => array(
STYLES_TABLE => array(
'style_id' => array('UINT', NULL, 'auto_increment'),
'template_id' => array('UINT', 0),
'theme_id' => array('UINT', 0),
'imageset_id' => array('UINT', 0),
),
STYLES_IMAGESET_TABLE => array(
'imageset_id' => array('UINT', NULL, 'auto_increment'),
),
STYLES_IMAGESET_DATA_TABLE => array(
'image_id' => array('UINT', NULL, 'auto_increment'),
'imageset_id' => array('UINT', 0),
),
STYLES_THEME_TABLE => array(
'theme_id' => array('UINT', NULL, 'auto_increment'),
),
STYLES_TEMPLATE_TABLE => array(
'template_id' => array('UINT', NULL, 'auto_increment'),
),
STYLES_TEMPLATE_DATA_TABLE => array(
'template_id' => array('UINT', 0),
),
FORUMS_TABLE => array(
'forum_style' => array('UINT', 0),
),
USERS_TABLE => array(
'user_style' => array('UINT', 0),
),
),
),
// Changes from 3.0.4-RC1 to 3.0.4
'3.0.4-RC1' => array(),
// Changes from 3.0.4 to 3.0.5-RC1
'3.0.4' => array(
'change_columns' => array(
FORUMS_TABLE => array(
'forum_style' => array('UINT', 0),
),
),
),
// No changes from 3.0.5-RC1 to 3.0.5
'3.0.5-RC1' => array(),
// Changes from 3.0.5 to 3.0.6-RC1
'3.0.5' => array(
'add_columns' => array(
CONFIRM_TABLE => array(
'attempts' => array('UINT', 0),
),
USERS_TABLE => array(
'user_new' => array('BOOL', 1),
'user_reminded' => array('TINT:4', 0),
'user_reminded_time'=> array('TIMESTAMP', 0),
),
GROUPS_TABLE => array(
'group_skip_auth' => array('BOOL', 0, 'after' => 'group_founder_manage'),
),
PRIVMSGS_TABLE => array(
'message_reported' => array('BOOL', 0),
),
REPORTS_TABLE => array(
'pm_id' => array('UINT', 0),
),
PROFILE_FIELDS_TABLE => array(
'field_show_on_vt' => array('BOOL', 0),
),
FORUMS_TABLE => array(
'forum_options' => array('UINT:20', 0),
),
),
'change_columns' => array(
USERS_TABLE => array(
'user_options' => array('UINT:11', 230271),
),
),
'add_index' => array(
REPORTS_TABLE => array(
'post_id' => array('post_id'),
'pm_id' => array('pm_id'),
),
POSTS_TABLE => array(
'post_username' => array('post_username:255'),
),
),
),
// No changes from 3.0.6-RC1 to 3.0.6-RC2
'3.0.6-RC1' => array(),
// No changes from 3.0.6-RC2 to 3.0.6-RC3
'3.0.6-RC2' => array(),
// No changes from 3.0.6-RC3 to 3.0.6-RC4
'3.0.6-RC3' => array(),
// No changes from 3.0.6-RC4 to 3.0.6
'3.0.6-RC4' => array(),
// Changes from 3.0.6 to 3.0.7-RC1
'3.0.6' => array(
'drop_keys' => array(
LOG_TABLE => array('log_time'),
),
'add_index' => array(
TOPICS_TRACK_TABLE => array(
'topic_id' => array('topic_id'),
),
),
),
// No changes from 3.0.7-RC1 to 3.0.7-RC2
'3.0.7-RC1' => array(),
// No changes from 3.0.7-RC2 to 3.0.7
'3.0.7-RC2' => array(),
// No changes from 3.0.7 to 3.0.7-PL1
'3.0.7' => array(),
// No changes from 3.0.7-PL1 to 3.0.8-RC1
'3.0.7-PL1' => array(),
);
}
/****************************************************************************
* ADD YOUR DATABASE DATA CHANGES HERE *
* REMEMBER: You NEED to enter a schema array above and a data array here, *
* even if both or one of them are empty. *
*****************************************************************************/
function change_database_data(&$no_updates, $version)
{
global $db, $errored, $error_ary, $config, $phpbb_root_path, $phpEx;
switch ($version)
{
case '3.0.0':
$sql = 'UPDATE ' . TOPICS_TABLE . "
SET topic_last_view_time = topic_last_post_time
WHERE topic_last_view_time = 0";
_sql($sql, $errored, $error_ary);
// Update smiley sizes
$smileys = array('icon_e_surprised.gif', 'icon_eek.gif', 'icon_cool.gif', 'icon_lol.gif', 'icon_mad.gif', 'icon_razz.gif', 'icon_redface.gif', 'icon_cry.gif', 'icon_evil.gif', 'icon_twisted.gif', 'icon_rolleyes.gif', 'icon_exclaim.gif', 'icon_question.gif', 'icon_idea.gif', 'icon_arrow.gif', 'icon_neutral.gif', 'icon_mrgreen.gif', 'icon_e_ugeek.gif');
foreach ($smileys as $smiley)
{
if (file_exists($phpbb_root_path . 'images/smilies/' . $smiley))
{
list($width, $height) = getimagesize($phpbb_root_path . 'images/smilies/' . $smiley);
$sql = 'UPDATE ' . SMILIES_TABLE . '
SET smiley_width = ' . $width . ', smiley_height = ' . $height . "
WHERE smiley_url = '" . $db->sql_escape($smiley) . "'";
_sql($sql, $errored, $error_ary);
}
}
$no_updates = false;
break;
// No changes from 3.0.1-RC1 to 3.0.1
case '3.0.1-RC1':
break;
// changes from 3.0.1 to 3.0.2-RC1
case '3.0.1':
set_config('referer_validation', '1');
set_config('check_attachment_content', '1');
set_config('mime_triggers', 'body|head|html|img|plaintext|a href|pre|script|table|title');
$no_updates = false;
break;
// No changes from 3.0.2-RC1 to 3.0.2-RC2
case '3.0.2-RC1':
break;
// No changes from 3.0.2-RC2 to 3.0.2
case '3.0.2-RC2':
break;
// Changes from 3.0.2 to 3.0.3-RC1
case '3.0.2':
set_config('enable_queue_trigger', '0');
set_config('queue_trigger_posts', '3');
set_config('pm_max_recipients', '0');
// Set maximum number of recipients for the registered users, bots, guests group
$sql = 'UPDATE ' . GROUPS_TABLE . ' SET group_max_recipients = 5
WHERE ' . $db->sql_in_set('group_name', array('GUESTS', 'REGISTERED', 'REGISTERED_COPPA', 'BOTS'));
_sql($sql, $errored, $error_ary);
// Not prefilling yet
set_config('dbms_version', '');
// Add new permission u_masspm_group and duplicate settings from u_masspm
include_once($phpbb_root_path . 'includes/acp/auth.' . $phpEx);
$auth_admin = new auth_admin();
// Only add the new permission if it does not already exist
if (empty($auth_admin->acl_options['id']['u_masspm_group']))
{
$auth_admin->acl_add_option(array('global' => array('u_masspm_group')));
// Now the tricky part, filling the permission
$old_id = $auth_admin->acl_options['id']['u_masspm'];
$new_id = $auth_admin->acl_options['id']['u_masspm_group'];
$tables = array(ACL_GROUPS_TABLE, ACL_ROLES_DATA_TABLE, ACL_USERS_TABLE);
foreach ($tables as $table)
{
$sql = 'SELECT *
FROM ' . $table . '
WHERE auth_option_id = ' . $old_id;
$result = _sql($sql, $errored, $error_ary);
$sql_ary = array();
while ($row = $db->sql_fetchrow($result))
{
$row['auth_option_id'] = $new_id;
$sql_ary[] = $row;
}
$db->sql_freeresult($result);
if (sizeof($sql_ary))
{
$db->sql_multi_insert($table, $sql_ary);
}
}
// Remove any old permission entries
$auth_admin->acl_clear_prefetch();
}
/**
* Do not resync post counts here. An admin may do this later from the ACP
$start = 0;
$step = ($config['num_posts']) ? (max((int) ($config['num_posts'] / 5), 20000)) : 20000;
$sql = 'UPDATE ' . USERS_TABLE . ' SET user_posts = 0';
_sql($sql, $errored, $error_ary);
do
{
$sql = 'SELECT COUNT(post_id) AS num_posts, poster_id
FROM ' . POSTS_TABLE . '
WHERE post_id BETWEEN ' . ($start + 1) . ' AND ' . ($start + $step) . '
AND post_postcount = 1 AND post_approved = 1
GROUP BY poster_id';
$result = _sql($sql, $errored, $error_ary);
if ($row = $db->sql_fetchrow($result))
{
do
{
$sql = 'UPDATE ' . USERS_TABLE . " SET user_posts = user_posts + {$row['num_posts']} WHERE user_id = {$row['poster_id']}";
_sql($sql, $errored, $error_ary);
}
while ($row = $db->sql_fetchrow($result));
$start += $step;
}
else
{
$start = 0;
}
$db->sql_freeresult($result);
}
while ($start);
*/
$sql = 'UPDATE ' . MODULES_TABLE . '
SET module_auth = \'acl_a_email && cfg_email_enable\'
WHERE module_class = \'acp\'
AND module_basename = \'email\'';
_sql($sql, $errored, $error_ary);
$no_updates = false;
break;
// Changes from 3.0.3-RC1 to 3.0.3
case '3.0.3-RC1':
if ($db->sql_layer == 'oracle')
{
// log_operation is CLOB - but we can change this later
$sql = 'UPDATE ' . LOG_TABLE . "
SET log_operation = 'LOG_DELETE_TOPIC'
WHERE log_operation LIKE 'LOG_TOPIC_DELETED'";
_sql($sql, $errored, $error_ary);
}
else
{
$sql = 'UPDATE ' . LOG_TABLE . "
SET log_operation = 'LOG_DELETE_TOPIC'
WHERE log_operation = 'LOG_TOPIC_DELETED'";
_sql($sql, $errored, $error_ary);
}
$no_updates = false;
break;
// Changes from 3.0.3 to 3.0.4-RC1
case '3.0.3':
// Update the Custom Profile Fields based on previous settings to the new format
$sql = 'SELECT field_id, field_required, field_show_on_reg, field_hide
FROM ' . PROFILE_FIELDS_TABLE;
$result = _sql($sql, $errored, $error_ary);
while ($row = $db->sql_fetchrow($result))
{
$sql_ary = array(
'field_required' => 0,
'field_show_on_reg' => 0,
'field_hide' => 0,
'field_show_profile'=> 0,
);
if ($row['field_required'])
{
$sql_ary['field_required'] = $sql_ary['field_show_on_reg'] = $sql_ary['field_show_profile'] = 1;
}
else if ($row['field_show_on_reg'])
{
$sql_ary['field_show_on_reg'] = $sql_ary['field_show_profile'] = 1;
}
else if ($row['field_hide'])
{
// Only administrators and moderators can see this CPF, if the view is enabled, they can see it, otherwise just admins in the acp_users module
$sql_ary['field_hide'] = 1;
}
else
{
// equivelant to "none", which is the "Display in user control panel" option
$sql_ary['field_show_profile'] = 1;
}
_sql('UPDATE ' . PROFILE_FIELDS_TABLE . ' SET ' . $db->sql_build_array('UPDATE', $sql_ary) . ' WHERE field_id = ' . $row['field_id'], $errored, $error_ary);
}
$no_updates = false;
break;
// Changes from 3.0.4-RC1 to 3.0.4
case '3.0.4-RC1':
break;
// Changes from 3.0.4 to 3.0.5-RC1
case '3.0.4':
// Captcha config variables
set_config('captcha_gd_wave', 0);
set_config('captcha_gd_3d_noise', 1);
set_config('captcha_gd_fonts', 1);
set_config('confirm_refresh', 1);
// Maximum number of keywords
set_config('max_num_search_keywords', 10);
// Remove static config var and put it back as dynamic variable
$sql = 'UPDATE ' . CONFIG_TABLE . "
SET is_dynamic = 1
WHERE config_name = 'search_indexing_state'";
_sql($sql, $errored, $error_ary);
// Hash old MD5 passwords
$sql = 'SELECT user_id, user_password
FROM ' . USERS_TABLE . '
WHERE user_pass_convert = 1';
$result = _sql($sql, $errored, $error_ary);
while ($row = $db->sql_fetchrow($result))
{
if (strlen($row['user_password']) == 32)
{
$sql_ary = array(
'user_password' => phpbb_hash($row['user_password']),
);
_sql('UPDATE ' . USERS_TABLE . ' SET ' . $db->sql_build_array('UPDATE', $sql_ary) . ' WHERE user_id = ' . $row['user_id'], $errored, $error_ary);
}
}
$db->sql_freeresult($result);
// Adjust bot entry
$sql = 'UPDATE ' . BOTS_TABLE . "
SET bot_agent = 'ichiro/'
WHERE bot_agent = 'ichiro/2'";
_sql($sql, $errored, $error_ary);
// Before we are able to add a unique key to auth_option, we need to remove duplicate entries
// We get duplicate entries first
$sql = 'SELECT auth_option
FROM ' . ACL_OPTIONS_TABLE . '
GROUP BY auth_option
HAVING COUNT(*) >= 2';
$result = $db->sql_query($sql);
$auth_options = array();
while ($row = $db->sql_fetchrow($result))
{
$auth_options[] = $row['auth_option'];
}
$db->sql_freeresult($result);
// Remove specific auth options
if (!empty($auth_options))
{
foreach ($auth_options as $option)
{
// Select auth_option_ids... the largest id will be preserved
$sql = 'SELECT auth_option_id
FROM ' . ACL_OPTIONS_TABLE . "
WHERE auth_option = '" . $db->sql_escape($option) . "'
ORDER BY auth_option_id DESC";
// sql_query_limit not possible here, due to bug in postgresql layer
$result = $db->sql_query($sql);
// Skip first row, this is our original auth option we want to preserve
$row = $db->sql_fetchrow($result);
while ($row = $db->sql_fetchrow($result))
{
// Ok, remove this auth option...
_sql('DELETE FROM ' . ACL_OPTIONS_TABLE . ' WHERE auth_option_id = ' . $row['auth_option_id'], $errored, $error_ary);
_sql('DELETE FROM ' . ACL_ROLES_DATA_TABLE . ' WHERE auth_option_id = ' . $row['auth_option_id'], $errored, $error_ary);
_sql('DELETE FROM ' . ACL_GROUPS_TABLE . ' WHERE auth_option_id = ' . $row['auth_option_id'], $errored, $error_ary);
_sql('DELETE FROM ' . ACL_USERS_TABLE . ' WHERE auth_option_id = ' . $row['auth_option_id'], $errored, $error_ary);
}
$db->sql_freeresult($result);
}
}
// Now make auth_option UNIQUE, by dropping the old index and adding a UNIQUE one.
$changes = array(
'drop_keys' => array(
ACL_OPTIONS_TABLE => array('auth_option'),
),
);
global $db_tools;
$statements = $db_tools->perform_schema_changes($changes);
foreach ($statements as $sql)
{
_sql($sql, $errored, $error_ary);
}
$changes = array(
'add_unique_index' => array(
ACL_OPTIONS_TABLE => array(
'auth_option' => array('auth_option'),
),
),
);
$statements = $db_tools->perform_schema_changes($changes);
foreach ($statements as $sql)
{
_sql($sql, $errored, $error_ary);
}
$no_updates = false;
break;
// No changes from 3.0.5-RC1 to 3.0.5
case '3.0.5-RC1':
break;
// Changes from 3.0.5 to 3.0.6-RC1
case '3.0.5':
// Let's see if the GD Captcha can be enabled... we simply look for what *is* enabled...
if (!empty($config['captcha_gd']) && !isset($config['captcha_plugin']))
{
set_config('captcha_plugin', 'phpbb_captcha_gd');
}
else if (!isset($config['captcha_plugin']))
{
set_config('captcha_plugin', 'phpbb_captcha_nogd');
}
// Entries for the Feed Feature
set_config('feed_enable', '0');
set_config('feed_limit', '10');
set_config('feed_overall_forums', '1');
set_config('feed_overall_forums_limit', '15');
set_config('feed_overall_topics', '0');
set_config('feed_overall_topics_limit', '15');
set_config('feed_forum', '1');
set_config('feed_topic', '1');
set_config('feed_item_statistics', '1');
// Entries for smiley pagination
set_config('smilies_per_page', '50');
// Entry for reporting PMs
set_config('allow_pm_report', '1');
// Install modules
$modules_to_install = array(
'feed' => array(
'base' => 'board',
'class' => 'acp',
'title' => 'ACP_FEED_SETTINGS',
'auth' => 'acl_a_board',
'cat' => 'ACP_BOARD_CONFIGURATION',
'after' => array('signature', 'ACP_SIGNATURE_SETTINGS')
),
'warnings' => array(
'base' => 'users',
'class' => 'acp',
'title' => 'ACP_USER_WARNINGS',
'auth' => 'acl_a_user',
'display' => 0,
'cat' => 'ACP_CAT_USERS',
'after' => array('feedback', 'ACP_USER_FEEDBACK')
),
'send_statistics' => array(
'base' => 'send_statistics',
'class' => 'acp',
'title' => 'ACP_SEND_STATISTICS',
'auth' => 'acl_a_server',
'cat' => 'ACP_SERVER_CONFIGURATION'
),
'setting_forum_copy' => array(
'base' => 'permissions',
'class' => 'acp',
'title' => 'ACP_FORUM_PERMISSIONS_COPY',
'auth' => 'acl_a_fauth && acl_a_authusers && acl_a_authgroups && acl_a_mauth',
'cat' => 'ACP_FORUM_BASED_PERMISSIONS',
'after' => array('setting_forum_local', 'ACP_FORUM_PERMISSIONS')
),
'pm_reports' => array(
'base' => 'pm_reports',
'class' => 'mcp',
'title' => 'MCP_PM_REPORTS_OPEN',
'auth' => 'aclf_m_report',
'cat' => 'MCP_REPORTS'
),
'pm_reports_closed' => array(
'base' => 'pm_reports',
'class' => 'mcp',
'title' => 'MCP_PM_REPORTS_CLOSED',
'auth' => 'aclf_m_report',
'cat' => 'MCP_REPORTS'
),
'pm_report_details' => array(
'base' => 'pm_reports',
'class' => 'mcp',
'title' => 'MCP_PM_REPORT_DETAILS',
'auth' => 'aclf_m_report',
'cat' => 'MCP_REPORTS'
),
);
_add_modules($modules_to_install);
// Add newly_registered group... but check if it already exists (we always supported running the updater on any schema)
$sql = 'SELECT group_id
FROM ' . GROUPS_TABLE . "
WHERE group_name = 'NEWLY_REGISTERED'";
$result = $db->sql_query($sql);
$group_id = (int) $db->sql_fetchfield('group_id');
$db->sql_freeresult($result);
if (!$group_id)
{
$sql = 'INSERT INTO ' . GROUPS_TABLE . " (group_name, group_type, group_founder_manage, group_colour, group_legend, group_avatar, group_desc, group_desc_uid, group_max_recipients) VALUES ('NEWLY_REGISTERED', 3, 0, '', 0, '', '', '', 5)";
_sql($sql, $errored, $error_ary);
$group_id = $db->sql_nextid();
}
// Insert new user role... at the end of the chain
$sql = 'SELECT role_id
FROM ' . ACL_ROLES_TABLE . "
WHERE role_name = 'ROLE_USER_NEW_MEMBER'
AND role_type = 'u_'";
$result = $db->sql_query($sql);
$u_role = (int) $db->sql_fetchfield('role_id');
$db->sql_freeresult($result);
if (!$u_role)
{
$sql = 'SELECT MAX(role_order) as max_order_id
FROM ' . ACL_ROLES_TABLE . "
WHERE role_type = 'u_'";
$result = $db->sql_query($sql);
$next_order_id = (int) $db->sql_fetchfield('max_order_id');
$db->sql_freeresult($result);
$next_order_id++;
$sql = 'INSERT INTO ' . ACL_ROLES_TABLE . " (role_name, role_description, role_type, role_order) VALUES ('ROLE_USER_NEW_MEMBER', 'ROLE_DESCRIPTION_USER_NEW_MEMBER', 'u_', $next_order_id)";
_sql($sql, $errored, $error_ary);
$u_role = $db->sql_nextid();
if (!$errored)
{
// Now add the correct data to the roles...
// The standard role says that new users are not able to send a PM, Mass PM, are not able to PM groups
$sql = 'INSERT INTO ' . ACL_ROLES_DATA_TABLE . " (role_id, auth_option_id, auth_setting) SELECT $u_role, auth_option_id, 0 FROM " . ACL_OPTIONS_TABLE . " WHERE auth_option LIKE 'u_%' AND auth_option IN ('u_sendpm', 'u_masspm', 'u_masspm_group')";
_sql($sql, $errored, $error_ary);
// Add user role to group
$sql = 'INSERT INTO ' . ACL_GROUPS_TABLE . " (group_id, forum_id, auth_option_id, auth_role_id, auth_setting) VALUES ($group_id, 0, 0, $u_role, 0)";
_sql($sql, $errored, $error_ary);
}
}
// Insert new forum role
$sql = 'SELECT role_id
FROM ' . ACL_ROLES_TABLE . "
WHERE role_name = 'ROLE_FORUM_NEW_MEMBER'
AND role_type = 'f_'";
$result = $db->sql_query($sql);
$f_role = (int) $db->sql_fetchfield('role_id');
$db->sql_freeresult($result);
if (!$f_role)
{
$sql = 'SELECT MAX(role_order) as max_order_id
FROM ' . ACL_ROLES_TABLE . "
WHERE role_type = 'f_'";
$result = $db->sql_query($sql);
$next_order_id = (int) $db->sql_fetchfield('max_order_id');
$db->sql_freeresult($result);
$next_order_id++;
$sql = 'INSERT INTO ' . ACL_ROLES_TABLE . " (role_name, role_description, role_type, role_order) VALUES ('ROLE_FORUM_NEW_MEMBER', 'ROLE_DESCRIPTION_FORUM_NEW_MEMBER', 'f_', $next_order_id)";
_sql($sql, $errored, $error_ary);
$f_role = $db->sql_nextid();
if (!$errored)
{
$sql = 'INSERT INTO ' . ACL_ROLES_DATA_TABLE . " (role_id, auth_option_id, auth_setting) SELECT $f_role, auth_option_id, 0 FROM " . ACL_OPTIONS_TABLE . " WHERE auth_option LIKE 'f_%' AND auth_option IN ('f_noapprove')";
_sql($sql, $errored, $error_ary);
}
}
// Set every members user_new column to 0 (old users) only if there is no one yet (this makes sure we do not execute this more than once)
$sql = 'SELECT 1
FROM ' . USERS_TABLE . '
WHERE user_new = 0';
$result = $db->sql_query_limit($sql, 1);
$row = $db->sql_fetchrow($result);
$db->sql_freeresult($result);
if (!$row)
{
$sql = 'UPDATE ' . USERS_TABLE . ' SET user_new = 0';
_sql($sql, $errored, $error_ary);
}
// Newly registered users limit
if (!isset($config['new_member_post_limit']))
{
set_config('new_member_post_limit', (!empty($config['enable_queue_trigger'])) ? $config['queue_trigger_posts'] : 0);
}
if (!isset($config['new_member_group_default']))
{
set_config('new_member_group_default', 0);
}
// To mimick the old "feature" we will assign the forum role to every forum, regardless of the setting (this makes sure there are no "this does not work!!!! YUO!!!" posts...
// Check if the role is already assigned...
$sql = 'SELECT forum_id
FROM ' . ACL_GROUPS_TABLE . '
WHERE group_id = ' . $group_id . '
AND auth_role_id = ' . $f_role;
$result = $db->sql_query($sql);
$is_options = (int) $db->sql_fetchfield('forum_id');
$db->sql_freeresult($result);
// Not assigned at all... :/
if (!$is_options)
{
// Get postable forums
$sql = 'SELECT forum_id
FROM ' . FORUMS_TABLE . '
WHERE forum_type != ' . FORUM_LINK;
$result = $db->sql_query($sql);
while ($row = $db->sql_fetchrow($result))
{
_sql('INSERT INTO ' . ACL_GROUPS_TABLE . ' (group_id, forum_id, auth_option_id, auth_role_id, auth_setting) VALUES (' . $group_id . ', ' . (int) $row['forum_id'] . ', 0, ' . $f_role . ', 0)', $errored, $error_ary);
}
$db->sql_freeresult($result);
}
// Clear permissions...
include_once($phpbb_root_path . 'includes/acp/auth.' . $phpEx);
$auth_admin = new auth_admin();
$auth_admin->acl_clear_prefetch();
if (!isset($config['allow_avatar']))
{
if ($config['allow_avatar_upload'] || $config['allow_avatar_local'] || $config['allow_avatar_remote'])
{
set_config('allow_avatar', '1');
}
else
{
set_config('allow_avatar', '0');
}
}
if (!isset($config['allow_avatar_remote_upload']))
{
if ($config['allow_avatar_remote'] && $config['allow_avatar_upload'])
{
set_config('allow_avatar_remote_upload', '1');
}
else
{
set_config('allow_avatar_remote_upload', '0');
}
}
// Minimum number of characters
if (!isset($config['min_post_chars']))
{
set_config('min_post_chars', '1');
}
if (!isset($config['allow_quick_reply']))
{
set_config('allow_quick_reply', '1');
}
// Set every members user_options column to enable
// bbcode, smilies and URLs for signatures by default
$sql = 'SELECT user_options
FROM ' . USERS_TABLE . '
WHERE user_type IN (' . USER_NORMAL . ', ' . USER_FOUNDER . ')';
$result = $db->sql_query_limit($sql, 1);
$user_option = (int) $db->sql_fetchfield('user_options');
$db->sql_freeresult($result);
// Check if we already updated the database by checking bit 15 which we used to store the sig_bbcode option
if (!($user_option & 1 << 15))
{
// 229376 is the added value to enable all three signature options
$sql = 'UPDATE ' . USERS_TABLE . ' SET user_options = user_options + 229376';
_sql($sql, $errored, $error_ary);
}
if (!isset($config['delete_time']))
{
set_config('delete_time', $config['edit_time']);
}
$no_updates = false;
break;
// No changes from 3.0.6-RC1 to 3.0.6-RC2
case '3.0.6-RC1':
break;
// Changes from 3.0.6-RC2 to 3.0.6-RC3
case '3.0.6-RC2':
// Update the Custom Profile Fields based on previous settings to the new format
$sql = 'UPDATE ' . PROFILE_FIELDS_TABLE . '
SET field_show_on_vt = 1
WHERE field_hide = 0
AND (field_required = 1 OR field_show_on_reg = 1 OR field_show_profile = 1)';
_sql($sql, $errored, $error_ary);
$no_updates = false;
break;
// No changes from 3.0.6-RC3 to 3.0.6-RC4
case '3.0.6-RC3':
break;
// No changes from 3.0.6-RC4 to 3.0.6
case '3.0.6-RC4':
break;
// Changes from 3.0.6 to 3.0.7-RC1
case '3.0.6':
// ATOM Feeds
set_config('feed_overall', '1');
set_config('feed_http_auth', '0');
set_config('feed_limit_post', (string) (isset($config['feed_limit']) ? (int) $config['feed_limit'] : 15));
set_config('feed_limit_topic', (string) (isset($config['feed_overall_topics_limit']) ? (int) $config['feed_overall_topics_limit'] : 10));
set_config('feed_topics_new', (!empty($config['feed_overall_topics']) ? '1' : '0'));
set_config('feed_topics_active', (!empty($config['feed_overall_topics']) ? '1' : '0'));
// Delete all text-templates from the template_data
$sql = 'DELETE FROM ' . STYLES_TEMPLATE_DATA_TABLE . '
WHERE template_filename ' . $db->sql_like_expression($db->any_char . '.txt');
_sql($sql, $errored, $error_ary);
$no_updates = false;
break;
// Changes from 3.0.7-RC1 to 3.0.7-RC2
case '3.0.7-RC1':
$sql = 'SELECT user_id, user_email, user_email_hash
FROM ' . USERS_TABLE . '
WHERE user_type <> ' . USER_IGNORE . "
AND user_email <> ''";
$result = $db->sql_query($sql);
$i = 0;
while ($row = $db->sql_fetchrow($result))
{
// Snapshot of the phpbb_email_hash() function
// We cannot call it directly because the auto updater updates the DB first. :/
$user_email_hash = sprintf('%u', crc32(strtolower($row['user_email']))) . strlen($row['user_email']);
if ($user_email_hash != $row['user_email_hash'])
{
$sql_ary = array(
'user_email_hash' => $user_email_hash,
);
$sql = 'UPDATE ' . USERS_TABLE . '
SET ' . $db->sql_build_array('UPDATE', $sql_ary) . '
WHERE user_id = ' . (int) $row['user_id'];
_sql($sql, $errored, $error_ary, ($i % 100 == 0));
++$i;
}
}
$db->sql_freeresult($result);
$no_updates = false;
break;
// No changes from 3.0.7-RC2 to 3.0.7
case '3.0.7-RC2':
break;
// No changes from 3.0.7 to 3.0.7-PL1
case '3.0.7':
break;
// Changes from 3.0.7-PL1 to 3.0.8-RC1
case '3.0.7-PL1':
// Update file extension group names to use language strings.
$sql = 'SELECT lang_dir
FROM ' . LANG_TABLE;
$result = $db->sql_query($sql);
$extension_groups_updated = array();
while ($lang_dir = $db->sql_fetchfield('lang_dir'))
{
$lang_dir = basename($lang_dir);
// The language strings we need are either in language/.../acp/attachments.php
// in the update package if we're updating to 3.0.8-RC1 or later,
// or they are in language/.../install.php when we're updating from 3.0.7-PL1 or earlier.
// On an already updated board, they can also already be in language/.../acp/attachments.php
// in the board root.
$lang_files = array(
"{$phpbb_root_path}install/update/new/language/$lang_dir/acp/attachments.$phpEx",
"{$phpbb_root_path}language/$lang_dir/install.$phpEx",
"{$phpbb_root_path}language/$lang_dir/acp/attachments.$phpEx",
);
foreach ($lang_files as $lang_file)
{
if (!file_exists($lang_file))
{
continue;
}
$lang = array();
include($lang_file);
foreach($lang as $lang_key => $lang_val)
{
if (isset($extension_groups_updated[$lang_key]) || strpos($lang_key, 'EXT_GROUP_') !== 0)
{
continue;
}
$sql_ary = array(
'group_name' => substr($lang_key, 10), // Strip off 'EXT_GROUP_'
);
$sql = 'UPDATE ' . EXTENSION_GROUPS_TABLE . '
SET ' . $db->sql_build_array('UPDATE', $sql_ary) . "
WHERE group_name = '" . $db->sql_escape($lang_val) . "'";
_sql($sql, $errored, $error_ary);
$extension_groups_updated[$lang_key] = true;
}
}
}
$db->sql_freeresult($result);
// Install modules
$modules_to_install = array(
'post' => array(
'base' => 'board',
'class' => 'acp',
'title' => 'ACP_POST_SETTINGS',
'auth' => 'acl_a_board',
'cat' => 'ACP_MESSAGES',
'after' => array('message', 'ACP_MESSAGE_SETTINGS')
),
);
_add_modules($modules_to_install);
// update
$sql = 'UPDATE ' . MODULES_TABLE . '
SET module_auth = \'cfg_allow_avatar && (cfg_allow_avatar_local || cfg_allow_avatar_remote || cfg_allow_avatar_upload || cfg_allow_avatar_remote_upload)\'
WHERE module_class = \'ucp\'
AND module_basename = \'profile\'
AND module_mode = \'avatar\'';
_sql($sql, $errored, $error_ary);
// add Bing Bot
$bot_name = 'Bing [Bot]';
$bot_name_clean = utf8_clean_string($bot_name);
$sql = 'SELECT user_id
FROM ' . USERS_TABLE . "
WHERE username_clean = '" . $db->sql_escape($bot_name_clean) . "'";
$result = $db->sql_query($sql);
$bing_already_added = (bool) $db->sql_fetchfield('user_id');
$db->sql_freeresult($result);
if (!$bing_already_added)
{
$bot_agent = 'bingbot/';
$bot_ip = '';
$sql = 'SELECT group_id, group_colour
FROM ' . GROUPS_TABLE . "
WHERE group_name = 'BOTS'";
$result = $db->sql_query($sql);
$group_row = $db->sql_fetchrow($result);
$db->sql_freeresult($result);
if (!$group_row)
{
// default fallback, should never get here
$group_row['group_id'] = 6;
$group_row['group_colour'] = '9E8DA7';
}
if (!function_exists('user_add'))
{
include($phpbb_root_path . 'includes/functions_user.' . $phpEx);
}
$user_row = array(
'user_type' => USER_IGNORE,
'group_id' => $group_row['group_id'],
'username' => $bot_name,
'user_regdate' => time(),
'user_password' => '',
'user_colour' => $group_row['group_colour'],
'user_email' => '',
'user_lang' => $config['default_lang'],
'user_style' => $config['default_style'],
'user_timezone' => 0,
'user_dateformat' => $config['default_dateformat'],
'user_allow_massemail' => 0,
);
$user_id = user_add($user_row);
$sql = 'INSERT INTO ' . BOTS_TABLE . ' ' . $db->sql_build_array('INSERT', array(
'bot_active' => 1,
'bot_name' => (string) $bot_name,
'user_id' => (int) $user_id,
'bot_agent' => (string) $bot_agent,
'bot_ip' => (string) $bot_ip,
));
_sql($sql, $errored, $error_ary);
}
// end Bing Bot addition
// Delete shadow topics pointing to not existing topics
$batch_size = 500;
// Set of affected forums we have to resync
$sync_forum_ids = array();
do
{
$sql_array = array(
'SELECT' => 't1.topic_id, t1.forum_id',
'FROM' => array(
TOPICS_TABLE => 't1',
),
'LEFT_JOIN' => array(
array(
'FROM' => array(TOPICS_TABLE => 't2'),
'ON' => 't1.topic_moved_id = t2.topic_id',
),
),
'WHERE' => 't1.topic_moved_id <> 0
AND t2.topic_id IS NULL',
);
$sql = $db->sql_build_query('SELECT', $sql_array);
$result = $db->sql_query_limit($sql, $batch_size);
$topic_ids = array();
while ($row = $db->sql_fetchrow($result))
{
$topic_ids[] = (int) $row['topic_id'];
$sync_forum_ids[(int) $row['forum_id']] = (int) $row['forum_id'];
}
$db->sql_freeresult($result);
if (!empty($topic_ids))
{
$sql = 'DELETE FROM ' . TOPICS_TABLE . '
WHERE ' . $db->sql_in_set('topic_id', $topic_ids);
$db->sql_query($sql);
}
}
while (sizeof($topic_ids) == $batch_size);
// Sync the forums we have deleted shadow topics from.
sync('forum', 'forum_id', $sync_forum_ids, true, true);
// Unread posts search load switch
set_config('load_unreads_search', '1');
// Reduce queue interval to 60 seconds, email package size to 20
if ($config['queue_interval'] == 600)
{
set_config('queue_interval', '60');
}
if ($config['email_package_size'] == 50)
{
set_config('email_package_size', '20');
}
$no_updates = false;
break;
}
}
/**
* Database Tools for handling cross-db actions such as altering columns, etc.
* Currently not supported is returning SQL for creating tables.
*
* @package dbal
*/
class updater_db_tools
{
/**
* Current sql layer
*/
var $sql_layer = '';
/**
* @var object DB object
*/
var $db = NULL;
/**
* The Column types for every database we support
* @var array
*/
var $dbms_type_map = array(
'mysql_41' => array(
'INT:' => 'int(%d)',
'BINT' => 'bigint(20)',
'UINT' => 'mediumint(8) UNSIGNED',
'UINT:' => 'int(%d) UNSIGNED',
'TINT:' => 'tinyint(%d)',
'USINT' => 'smallint(4) UNSIGNED',
'BOOL' => 'tinyint(1) UNSIGNED',
'VCHAR' => 'varchar(255)',
'VCHAR:' => 'varchar(%d)',
'CHAR:' => 'char(%d)',
'XSTEXT' => 'text',
'XSTEXT_UNI'=> 'varchar(100)',
'STEXT' => 'text',
'STEXT_UNI' => 'varchar(255)',
'TEXT' => 'text',
'TEXT_UNI' => 'text',
'MTEXT' => 'mediumtext',
'MTEXT_UNI' => 'mediumtext',
'TIMESTAMP' => 'int(11) UNSIGNED',
'DECIMAL' => 'decimal(5,2)',
'DECIMAL:' => 'decimal(%d,2)',
'PDECIMAL' => 'decimal(6,3)',
'PDECIMAL:' => 'decimal(%d,3)',
'VCHAR_UNI' => 'varchar(255)',
'VCHAR_UNI:'=> 'varchar(%d)',
'VCHAR_CI' => 'varchar(255)',
'VARBINARY' => 'varbinary(255)',
),
'mysql_40' => array(
'INT:' => 'int(%d)',
'BINT' => 'bigint(20)',
'UINT' => 'mediumint(8) UNSIGNED',
'UINT:' => 'int(%d) UNSIGNED',
'TINT:' => 'tinyint(%d)',
'USINT' => 'smallint(4) UNSIGNED',
'BOOL' => 'tinyint(1) UNSIGNED',
'VCHAR' => 'varbinary(255)',
'VCHAR:' => 'varbinary(%d)',
'CHAR:' => 'binary(%d)',
'XSTEXT' => 'blob',
'XSTEXT_UNI'=> 'blob',
'STEXT' => 'blob',
'STEXT_UNI' => 'blob',
'TEXT' => 'blob',
'TEXT_UNI' => 'blob',
'MTEXT' => 'mediumblob',
'MTEXT_UNI' => 'mediumblob',
'TIMESTAMP' => 'int(11) UNSIGNED',
'DECIMAL' => 'decimal(5,2)',
'DECIMAL:' => 'decimal(%d,2)',
'PDECIMAL' => 'decimal(6,3)',
'PDECIMAL:' => 'decimal(%d,3)',
'VCHAR_UNI' => 'blob',
'VCHAR_UNI:'=> array('varbinary(%d)', 'limit' => array('mult', 3, 255, 'blob')),
'VCHAR_CI' => 'blob',
'VARBINARY' => 'varbinary(255)',
),
'firebird' => array(
'INT:' => 'INTEGER',
'BINT' => 'DOUBLE PRECISION',
'UINT' => 'INTEGER',
'UINT:' => 'INTEGER',
'TINT:' => 'INTEGER',
'USINT' => 'INTEGER',
'BOOL' => 'INTEGER',
'VCHAR' => 'VARCHAR(255) CHARACTER SET NONE',
'VCHAR:' => 'VARCHAR(%d) CHARACTER SET NONE',
'CHAR:' => 'CHAR(%d) CHARACTER SET NONE',
'XSTEXT' => 'BLOB SUB_TYPE TEXT CHARACTER SET NONE',
'STEXT' => 'BLOB SUB_TYPE TEXT CHARACTER SET NONE',
'TEXT' => 'BLOB SUB_TYPE TEXT CHARACTER SET NONE',
'MTEXT' => 'BLOB SUB_TYPE TEXT CHARACTER SET NONE',
'XSTEXT_UNI'=> 'VARCHAR(100) CHARACTER SET UTF8',
'STEXT_UNI' => 'VARCHAR(255) CHARACTER SET UTF8',
'TEXT_UNI' => 'BLOB SUB_TYPE TEXT CHARACTER SET UTF8',
'MTEXT_UNI' => 'BLOB SUB_TYPE TEXT CHARACTER SET UTF8',
'TIMESTAMP' => 'INTEGER',
'DECIMAL' => 'DOUBLE PRECISION',
'DECIMAL:' => 'DOUBLE PRECISION',
'PDECIMAL' => 'DOUBLE PRECISION',
'PDECIMAL:' => 'DOUBLE PRECISION',
'VCHAR_UNI' => 'VARCHAR(255) CHARACTER SET UTF8',
'VCHAR_UNI:'=> 'VARCHAR(%d) CHARACTER SET UTF8',
'VCHAR_CI' => 'VARCHAR(255) CHARACTER SET UTF8',
'VARBINARY' => 'CHAR(255) CHARACTER SET NONE',
),
'mssql' => array(
'INT:' => '[int]',
'BINT' => '[float]',
'UINT' => '[int]',
'UINT:' => '[int]',
'TINT:' => '[int]',
'USINT' => '[int]',
'BOOL' => '[int]',
'VCHAR' => '[varchar] (255)',
'VCHAR:' => '[varchar] (%d)',
'CHAR:' => '[char] (%d)',
'XSTEXT' => '[varchar] (1000)',
'STEXT' => '[varchar] (3000)',
'TEXT' => '[varchar] (8000)',
'MTEXT' => '[text]',
'XSTEXT_UNI'=> '[varchar] (100)',
'STEXT_UNI' => '[varchar] (255)',
'TEXT_UNI' => '[varchar] (4000)',
'MTEXT_UNI' => '[text]',
'TIMESTAMP' => '[int]',
'DECIMAL' => '[float]',
'DECIMAL:' => '[float]',
'PDECIMAL' => '[float]',
'PDECIMAL:' => '[float]',
'VCHAR_UNI' => '[varchar] (255)',
'VCHAR_UNI:'=> '[varchar] (%d)',
'VCHAR_CI' => '[varchar] (255)',
'VARBINARY' => '[varchar] (255)',
),
'mssqlnative' => array(
'INT:' => '[int]',
'BINT' => '[float]',
'UINT' => '[int]',
'UINT:' => '[int]',
'TINT:' => '[int]',
'USINT' => '[int]',
'BOOL' => '[int]',
'VCHAR' => '[varchar] (255)',
'VCHAR:' => '[varchar] (%d)',
'CHAR:' => '[char] (%d)',
'XSTEXT' => '[varchar] (1000)',
'STEXT' => '[varchar] (3000)',
'TEXT' => '[varchar] (8000)',
'MTEXT' => '[text]',
'XSTEXT_UNI'=> '[varchar] (100)',
'STEXT_UNI' => '[varchar] (255)',
'TEXT_UNI' => '[varchar] (4000)',
'MTEXT_UNI' => '[text]',
'TIMESTAMP' => '[int]',
'DECIMAL' => '[float]',
'DECIMAL:' => '[float]',
'PDECIMAL' => '[float]',
'PDECIMAL:' => '[float]',
'VCHAR_UNI' => '[varchar] (255)',
'VCHAR_UNI:'=> '[varchar] (%d)',
'VCHAR_CI' => '[varchar] (255)',
'VARBINARY' => '[varchar] (255)',
),
'oracle' => array(
'INT:' => 'number(%d)',
'BINT' => 'number(20)',
'UINT' => 'number(8)',
'UINT:' => 'number(%d)',
'TINT:' => 'number(%d)',
'USINT' => 'number(4)',
'BOOL' => 'number(1)',
'VCHAR' => 'varchar2(255)',
'VCHAR:' => 'varchar2(%d)',
'CHAR:' => 'char(%d)',
'XSTEXT' => 'varchar2(1000)',
'STEXT' => 'varchar2(3000)',
'TEXT' => 'clob',
'MTEXT' => 'clob',
'XSTEXT_UNI'=> 'varchar2(300)',
'STEXT_UNI' => 'varchar2(765)',
'TEXT_UNI' => 'clob',
'MTEXT_UNI' => 'clob',
'TIMESTAMP' => 'number(11)',
'DECIMAL' => 'number(5, 2)',
'DECIMAL:' => 'number(%d, 2)',
'PDECIMAL' => 'number(6, 3)',
'PDECIMAL:' => 'number(%d, 3)',
'VCHAR_UNI' => 'varchar2(765)',
'VCHAR_UNI:'=> array('varchar2(%d)', 'limit' => array('mult', 3, 765, 'clob')),
'VCHAR_CI' => 'varchar2(255)',
'VARBINARY' => 'raw(255)',
),
'sqlite' => array(
'INT:' => 'int(%d)',
'BINT' => 'bigint(20)',
'UINT' => 'INTEGER UNSIGNED', //'mediumint(8) UNSIGNED',
'UINT:' => 'INTEGER UNSIGNED', // 'int(%d) UNSIGNED',
'TINT:' => 'tinyint(%d)',
'USINT' => 'INTEGER UNSIGNED', //'mediumint(4) UNSIGNED',
'BOOL' => 'INTEGER UNSIGNED', //'tinyint(1) UNSIGNED',
'VCHAR' => 'varchar(255)',
'VCHAR:' => 'varchar(%d)',
'CHAR:' => 'char(%d)',
'XSTEXT' => 'text(65535)',
'STEXT' => 'text(65535)',
'TEXT' => 'text(65535)',
'MTEXT' => 'mediumtext(16777215)',
'XSTEXT_UNI'=> 'text(65535)',
'STEXT_UNI' => 'text(65535)',
'TEXT_UNI' => 'text(65535)',
'MTEXT_UNI' => 'mediumtext(16777215)',
'TIMESTAMP' => 'INTEGER UNSIGNED', //'int(11) UNSIGNED',
'DECIMAL' => 'decimal(5,2)',
'DECIMAL:' => 'decimal(%d,2)',
'PDECIMAL' => 'decimal(6,3)',
'PDECIMAL:' => 'decimal(%d,3)',
'VCHAR_UNI' => 'varchar(255)',
'VCHAR_UNI:'=> 'varchar(%d)',
'VCHAR_CI' => 'varchar(255)',
'VARBINARY' => 'blob',
),
'postgres' => array(
'INT:' => 'INT4',
'BINT' => 'INT8',
'UINT' => 'INT4', // unsigned
'UINT:' => 'INT4', // unsigned
'USINT' => 'INT2', // unsigned
'BOOL' => 'INT2', // unsigned
'TINT:' => 'INT2',
'VCHAR' => 'varchar(255)',
'VCHAR:' => 'varchar(%d)',
'CHAR:' => 'char(%d)',
'XSTEXT' => 'varchar(1000)',
'STEXT' => 'varchar(3000)',
'TEXT' => 'varchar(8000)',
'MTEXT' => 'TEXT',
'XSTEXT_UNI'=> 'varchar(100)',
'STEXT_UNI' => 'varchar(255)',
'TEXT_UNI' => 'varchar(4000)',
'MTEXT_UNI' => 'TEXT',
'TIMESTAMP' => 'INT4', // unsigned
'DECIMAL' => 'decimal(5,2)',
'DECIMAL:' => 'decimal(%d,2)',
'PDECIMAL' => 'decimal(6,3)',
'PDECIMAL:' => 'decimal(%d,3)',
'VCHAR_UNI' => 'varchar(255)',
'VCHAR_UNI:'=> 'varchar(%d)',
'VCHAR_CI' => 'varchar_ci',
'VARBINARY' => 'bytea',
),
);
/**
* A list of types being unsigned for better reference in some db's
* @var array
*/
var $unsigned_types = array('UINT', 'UINT:', 'USINT', 'BOOL', 'TIMESTAMP');
/**
* A list of supported DBMS. We change this class to support more DBMS, the DBMS itself only need to follow some rules.
* @var array
*/
var $supported_dbms = array('firebird', 'mssql', 'mssqlnative', 'mysql_40', 'mysql_41', 'oracle', 'postgres', 'sqlite');
/**
* This is set to true if user only wants to return the 'to-be-executed' SQL statement(s) (as an array).
* This mode has no effect on some methods (inserting of data for example). This is expressed within the methods command.
*/
var $return_statements = false;
/**
* Constructor. Set DB Object and set {@link $return_statements return_statements}.
*
* @param phpbb_dbal $db DBAL object
* @param bool $return_statements True if only statements should be returned and no SQL being executed
*/
function updater_db_tools(&$db, $return_statements = false)
{
$this->db = $db;
$this->return_statements = $return_statements;
// Determine mapping database type
switch ($this->db->sql_layer)
{
case 'mysql':
$this->sql_layer = 'mysql_40';
break;
case 'mysql4':
if (version_compare($this->db->sql_server_info(true), '4.1.3', '>='))
{
$this->sql_layer = 'mysql_41';
}
else
{
$this->sql_layer = 'mysql_40';
}
break;
case 'mysqli':
$this->sql_layer = 'mysql_41';
break;
case 'mssql':
case 'mssql_odbc':
$this->sql_layer = 'mssql';
break;
case 'mssqlnative':
$this->sql_layer = 'mssqlnative';
break;
default:
$this->sql_layer = $this->db->sql_layer;
break;
}
}
/**
* Handle passed database update array.
* Expected structure...
* Key being one of the following
* change_columns: Column changes (only type, not name)
* add_columns: Add columns to a table
* drop_keys: Dropping keys
* drop_columns: Removing/Dropping columns
* add_primary_keys: adding primary keys
* add_unique_index: adding an unique index
* add_index: adding an index (can be column:index_size if you need to provide size)
*
* The values are in this format:
* {TABLE NAME} => array(
* {COLUMN NAME} => array({COLUMN TYPE}, {DEFAULT VALUE}, {OPTIONAL VARIABLES}),
* {KEY/INDEX NAME} => array({COLUMN NAMES}),
* )
*
* For more information have a look at /develop/create_schema_files.php (only available through SVN)
*/
function perform_schema_changes($schema_changes)
{
if (empty($schema_changes))
{
return;
}
$statements = array();
$sqlite = false;
// For SQLite we need to perform the schema changes in a much more different way
if ($this->db->sql_layer == 'sqlite' && $this->return_statements)
{
$sqlite_data = array();
$sqlite = true;
}
// Change columns?
if (!empty($schema_changes['change_columns']))
{
foreach ($schema_changes['change_columns'] as $table => $columns)
{
foreach ($columns as $column_name => $column_data)
{
// If the column exists we change it, else we add it ;)
if ($column_exists = $this->sql_column_exists($table, $column_name))
{
$result = $this->sql_column_change($table, $column_name, $column_data, true);
}
else
{
$result = $this->sql_column_add($table, $column_name, $column_data, true);
}
if ($sqlite)
{
if ($column_exists)
{
$sqlite_data[$table]['change_columns'][] = $result;
}
else
{
$sqlite_data[$table]['add_columns'][] = $result;
}
}
else if ($this->return_statements)
{
$statements = array_merge($statements, $result);
}
}
}
}
// Add columns?
if (!empty($schema_changes['add_columns']))
{
foreach ($schema_changes['add_columns'] as $table => $columns)
{
foreach ($columns as $column_name => $column_data)
{
// Only add the column if it does not exist yet
if ($column_exists = $this->sql_column_exists($table, $column_name))
{
continue;
// This is commented out here because it can take tremendous time on updates
// $result = $this->sql_column_change($table, $column_name, $column_data, true);
}
else
{
$result = $this->sql_column_add($table, $column_name, $column_data, true);
}
if ($sqlite)
{
if ($column_exists)
{
continue;
// $sqlite_data[$table]['change_columns'][] = $result;
}
else
{
$sqlite_data[$table]['add_columns'][] = $result;
}
}
else if ($this->return_statements)
{
$statements = array_merge($statements, $result);
}
}
}
}
// Remove keys?
if (!empty($schema_changes['drop_keys']))
{
foreach ($schema_changes['drop_keys'] as $table => $indexes)
{
foreach ($indexes as $index_name)
{
if (!$this->sql_index_exists($table, $index_name))
{
continue;
}
$result = $this->sql_index_drop($table, $index_name);
if ($this->return_statements)
{
$statements = array_merge($statements, $result);
}
}
}
}
// Drop columns?
if (!empty($schema_changes['drop_columns']))
{
foreach ($schema_changes['drop_columns'] as $table => $columns)
{
foreach ($columns as $column)
{
// Only remove the column if it exists...
if ($this->sql_column_exists($table, $column))
{
$result = $this->sql_column_remove($table, $column, true);
if ($sqlite)
{
$sqlite_data[$table]['drop_columns'][] = $result;
}
else if ($this->return_statements)
{
$statements = array_merge($statements, $result);
}
}
}
}
}
// Add primary keys?
if (!empty($schema_changes['add_primary_keys']))
{
foreach ($schema_changes['add_primary_keys'] as $table => $columns)
{
$result = $this->sql_create_primary_key($table, $columns, true);
if ($sqlite)
{
$sqlite_data[$table]['primary_key'] = $result;
}
else if ($this->return_statements)
{
$statements = array_merge($statements, $result);
}
}
}
// Add unqiue indexes?
if (!empty($schema_changes['add_unique_index']))
{
foreach ($schema_changes['add_unique_index'] as $table => $index_array)
{
foreach ($index_array as $index_name => $column)
{
if ($this->sql_unique_index_exists($table, $index_name))
{
continue;
}
$result = $this->sql_create_unique_index($table, $index_name, $column);
if ($this->return_statements)
{
$statements = array_merge($statements, $result);
}
}
}
}
// Add indexes?
if (!empty($schema_changes['add_index']))
{
foreach ($schema_changes['add_index'] as $table => $index_array)
{
foreach ($index_array as $index_name => $column)
{
if ($this->sql_index_exists($table, $index_name))
{
continue;
}
$result = $this->sql_create_index($table, $index_name, $column);
if ($this->return_statements)
{
$statements = array_merge($statements, $result);
}
}
}
}
if ($sqlite)
{
foreach ($sqlite_data as $table_name => $sql_schema_changes)
{
// Create temporary table with original data
$statements[] = 'begin';
$sql = "SELECT sql
FROM sqlite_master
WHERE type = 'table'
AND name = '{$table_name}'
ORDER BY type DESC, name;";
$result = $this->db->sql_query($sql);
if (!$result)
{
continue;
}
$row = $this->db->sql_fetchrow($result);
$this->db->sql_freeresult($result);
// Create a backup table and populate it, destroy the existing one
$statements[] = preg_replace('#CREATE\s+TABLE\s+"?' . $table_name . '"?#i', 'CREATE TEMPORARY TABLE ' . $table_name . '_temp', $row['sql']);
$statements[] = 'INSERT INTO ' . $table_name . '_temp SELECT * FROM ' . $table_name;
$statements[] = 'DROP TABLE ' . $table_name;
// Get the columns...
preg_match('#\((.*)\)#s', $row['sql'], $matches);
$plain_table_cols = trim($matches[1]);
$new_table_cols = preg_split('/,(?![\s\w]+\))/m', $plain_table_cols);
$column_list = array();
foreach ($new_table_cols as $declaration)
{
$entities = preg_split('#\s+#', trim($declaration));
if ($entities[0] == 'PRIMARY')
{
continue;
}
$column_list[] = $entities[0];
}
// note down the primary key notation because sqlite only supports adding it to the end for the new table
$primary_key = false;
$_new_cols = array();
foreach ($new_table_cols as $key => $declaration)
{
$entities = preg_split('#\s+#', trim($declaration));
if ($entities[0] == 'PRIMARY')
{
$primary_key = $declaration;
continue;
}
$_new_cols[] = $declaration;
}
$new_table_cols = $_new_cols;
// First of all... change columns
if (!empty($sql_schema_changes['change_columns']))
{
foreach ($sql_schema_changes['change_columns'] as $column_sql)
{
foreach ($new_table_cols as $key => $declaration)
{
$entities = preg_split('#\s+#', trim($declaration));
if (strpos($column_sql, $entities[0] . ' ') === 0)
{
$new_table_cols[$key] = $column_sql;
}
}
}
}
if (!empty($sql_schema_changes['add_columns']))
{
foreach ($sql_schema_changes['add_columns'] as $column_sql)
{
$new_table_cols[] = $column_sql;
}
}
// Now drop them...
if (!empty($sql_schema_changes['drop_columns']))
{
foreach ($sql_schema_changes['drop_columns'] as $column_name)
{
// Remove from column list...
$new_column_list = array();
foreach ($column_list as $key => $value)
{
if ($value === $column_name)
{
continue;
}
$new_column_list[] = $value;
}
$column_list = $new_column_list;
// Remove from table...
$_new_cols = array();
foreach ($new_table_cols as $key => $declaration)
{
$entities = preg_split('#\s+#', trim($declaration));
if (strpos($column_name . ' ', $entities[0] . ' ') === 0)
{
continue;
}
$_new_cols[] = $declaration;
}
$new_table_cols = $_new_cols;
}
}
// Primary key...
if (!empty($sql_schema_changes['primary_key']))
{
$new_table_cols[] = 'PRIMARY KEY (' . implode(', ', $sql_schema_changes['primary_key']) . ')';
}
// Add a new one or the old primary key
else if ($primary_key !== false)
{
$new_table_cols[] = $primary_key;
}
$columns = implode(',', $column_list);
// create a new table and fill it up. destroy the temp one
$statements[] = 'CREATE TABLE ' . $table_name . ' (' . implode(',', $new_table_cols) . ');';
$statements[] = 'INSERT INTO ' . $table_name . ' (' . $columns . ') SELECT ' . $columns . ' FROM ' . $table_name . '_temp;';
$statements[] = 'DROP TABLE ' . $table_name . '_temp';
$statements[] = 'commit';
}
}
if ($this->return_statements)
{
return $statements;
}
}
/**
* Check if a specified column exist
*
* @param string $table Table to check the column at
* @param string $column_name The column to check
*
* @return bool True if column exists, else false
*/
function sql_column_exists($table, $column_name)
{
switch ($this->sql_layer)
{
case 'mysql_40':
case 'mysql_41':
$sql = "SHOW COLUMNS FROM $table";
$result = $this->db->sql_query($sql);
while ($row = $this->db->sql_fetchrow($result))
{
// lower case just in case
if (strtolower($row['Field']) == $column_name)
{
$this->db->sql_freeresult($result);
return true;
}
}
$this->db->sql_freeresult($result);
return false;
break;
// PostgreSQL has a way of doing this in a much simpler way but would
// not allow us to support all versions of PostgreSQL
case 'postgres':
$sql = "SELECT a.attname
FROM pg_class c, pg_attribute a
WHERE c.relname = '{$table}'
AND a.attnum > 0
AND a.attrelid = c.oid";
$result = $this->db->sql_query($sql);
while ($row = $this->db->sql_fetchrow($result))
{
// lower case just in case
if (strtolower($row['attname']) == $column_name)
{
$this->db->sql_freeresult($result);
return true;
}
}
$this->db->sql_freeresult($result);
return false;
break;
// same deal with PostgreSQL, we must perform more complex operations than
// we technically could
case 'mssql':
case 'mssqlnative':
$sql = "SELECT c.name
FROM syscolumns c
LEFT JOIN sysobjects o ON c.id = o.id
WHERE o.name = '{$table}'";
$result = $this->db->sql_query($sql);
while ($row = $this->db->sql_fetchrow($result))
{
// lower case just in case
if (strtolower($row['name']) == $column_name)
{
$this->db->sql_freeresult($result);
return true;
}
}
$this->db->sql_freeresult($result);
return false;
break;
case 'oracle':
$sql = "SELECT column_name
FROM user_tab_columns
WHERE LOWER(table_name) = '" . strtolower($table) . "'";
$result = $this->db->sql_query($sql);
while ($row = $this->db->sql_fetchrow($result))
{
// lower case just in case
if (strtolower($row['column_name']) == $column_name)
{
$this->db->sql_freeresult($result);
return true;
}
}
$this->db->sql_freeresult($result);
return false;
break;
case 'firebird':
$sql = "SELECT RDB\$FIELD_NAME as FNAME
FROM RDB\$RELATION_FIELDS
WHERE RDB\$RELATION_NAME = '" . strtoupper($table) . "'";
$result = $this->db->sql_query($sql);
while ($row = $this->db->sql_fetchrow($result))
{
// lower case just in case
if (strtolower($row['fname']) == $column_name)
{
$this->db->sql_freeresult($result);
return true;
}
}
$this->db->sql_freeresult($result);
return false;
break;
// ugh, SQLite
case 'sqlite':
$sql = "SELECT sql
FROM sqlite_master
WHERE type = 'table'
AND name = '{$table}'";
$result = $this->db->sql_query($sql);
if (!$result)
{
return false;
}
$row = $this->db->sql_fetchrow($result);
$this->db->sql_freeresult($result);
preg_match('#\((.*)\)#s', $row['sql'], $matches);
$cols = trim($matches[1]);
$col_array = preg_split('/,(?![\s\w]+\))/m', $cols);
foreach ($col_array as $declaration)
{
$entities = preg_split('#\s+#', trim($declaration));
if ($entities[0] == 'PRIMARY')
{
continue;
}
if (strtolower($entities[0]) == $column_name)
{
return true;
}
}
return false;
break;
}
}
/**
* Check if a specified index exists in table. Does not return PRIMARY KEY and UNIQUE indexes.
*
* @param string $table_name Table to check the index at
* @param string $index_name The index name to check
*
* @return bool True if index exists, else false
*/
function sql_index_exists($table_name, $index_name)
{
if ($this->sql_layer == 'mssql' || $this->sql_layer == 'mssqlnative')
{
$sql = "EXEC sp_statistics '$table_name'";
$result = $this->db->sql_query($sql);
while ($row = $this->db->sql_fetchrow($result))
{
if ($row['TYPE'] == 3)
{
if (strtolower($row['INDEX_NAME']) == strtolower($index_name))
{
$this->db->sql_freeresult($result);
return true;
}
}
}
$this->db->sql_freeresult($result);
return false;
}
switch ($this->sql_layer)
{
case 'firebird':
$sql = "SELECT LOWER(RDB\$INDEX_NAME) as index_name
FROM RDB\$INDICES
WHERE RDB\$RELATION_NAME = '" . strtoupper($table_name) . "'
AND RDB\$UNIQUE_FLAG IS NULL
AND RDB\$FOREIGN_KEY IS NULL";
$col = 'index_name';
break;
case 'postgres':
$sql = "SELECT ic.relname as index_name
FROM pg_class bc, pg_class ic, pg_index i
WHERE (bc.oid = i.indrelid)
AND (ic.oid = i.indexrelid)
AND (bc.relname = '" . $table_name . "')
AND (i.indisunique != 't')
AND (i.indisprimary != 't')";
$col = 'index_name';
break;
case 'mysql_40':
case 'mysql_41':
$sql = 'SHOW KEYS
FROM ' . $table_name;
$col = 'Key_name';
break;
case 'oracle':
$sql = "SELECT index_name
FROM user_indexes
WHERE table_name = '" . strtoupper($table_name) . "'
AND generated = 'N'
AND uniqueness = 'NONUNIQUE'";
$col = 'index_name';
break;
case 'sqlite':
$sql = "PRAGMA index_list('" . $table_name . "');";
$col = 'name';
break;
}
$result = $this->db->sql_query($sql);
while ($row = $this->db->sql_fetchrow($result))
{
if (($this->sql_layer == 'mysql_40' || $this->sql_layer == 'mysql_41') && !$row['Non_unique'])
{
continue;
}
// These DBMS prefix index name with the table name
switch ($this->sql_layer)
{
case 'firebird':
case 'oracle':
case 'postgres':
case 'sqlite':
$row[$col] = substr($row[$col], strlen($table_name) + 1);
break;
}
if (strtolower($row[$col]) == strtolower($index_name))
{
$this->db->sql_freeresult($result);
return true;
}
}
$this->db->sql_freeresult($result);
return false;
}
/**
* Check if a specified UNIQUE index exists in table.
*
* @param string $table_name Table to check the index at
* @param string $index_name The index name to check
*
* @return bool True if index exists, else false
*/
function sql_unique_index_exists($table_name, $index_name)
{
if ($this->sql_layer == 'mssql' || $this->sql_layer == 'mssqlnative')
{
$sql = "EXEC sp_statistics '$table_name'";
$result = $this->db->sql_query($sql);
while ($row = $this->db->sql_fetchrow($result))
{
// Usually NON_UNIQUE is the column we want to check, but we allow for both
if ($row['TYPE'] == 3)
{
if (strtolower($row['INDEX_NAME']) == strtolower($index_name))
{
$this->db->sql_freeresult($result);
return true;
}
}
}
$this->db->sql_freeresult($result);
return false;
}
switch ($this->sql_layer)
{
case 'firebird':
$sql = "SELECT LOWER(RDB\$INDEX_NAME) as index_name
FROM RDB\$INDICES
WHERE RDB\$RELATION_NAME = '" . strtoupper($table_name) . "'
AND RDB\$UNIQUE_FLAG IS NOT NULL
AND RDB\$FOREIGN_KEY IS NULL";
$col = 'index_name';
break;
case 'postgres':
$sql = "SELECT ic.relname as index_name, i.indisunique
FROM pg_class bc, pg_class ic, pg_index i
WHERE (bc.oid = i.indrelid)
AND (ic.oid = i.indexrelid)
AND (bc.relname = '" . $table_name . "')
AND (i.indisprimary != 't')";
$col = 'index_name';
break;
case 'mysql_40':
case 'mysql_41':
$sql = 'SHOW KEYS
FROM ' . $table_name;
$col = 'Key_name';
break;
case 'oracle':
$sql = "SELECT index_name, table_owner
FROM user_indexes
WHERE table_name = '" . strtoupper($table_name) . "'
AND generated = 'N'
AND uniqueness = 'UNIQUE'";
$col = 'index_name';
break;
case 'sqlite':
$sql = "PRAGMA index_list('" . $table_name . "');";
$col = 'name';
break;
}
$result = $this->db->sql_query($sql);
while ($row = $this->db->sql_fetchrow($result))
{
if (($this->sql_layer == 'mysql_40' || $this->sql_layer == 'mysql_41') && ($row['Non_unique'] || $row[$col] == 'PRIMARY'))
{
continue;
}
if ($this->sql_layer == 'sqlite' && !$row['unique'])
{
continue;
}
if ($this->sql_layer == 'postgres' && $row['indisunique'] != 't')
{
continue;
}
// These DBMS prefix index name with the table name
switch ($this->sql_layer)
{
case 'oracle':
// Two cases here... prefixed with U_[table_owner] and not prefixed with table_name
if (strpos($row[$col], 'U_') === 0)
{
$row[$col] = substr($row[$col], strlen('U_' . $row['table_owner']) + 1);
}
else if (strpos($row[$col], strtoupper($table_name)) === 0)
{
$row[$col] = substr($row[$col], strlen($table_name) + 1);
}
break;
case 'firebird':
case 'postgres':
case 'sqlite':
$row[$col] = substr($row[$col], strlen($table_name) + 1);
break;
}
if (strtolower($row[$col]) == strtolower($index_name))
{
$this->db->sql_freeresult($result);
return true;
}
}
$this->db->sql_freeresult($result);
return false;
}
/**
* Private method for performing sql statements (either execute them or return them)
* @access private
*/
function _sql_run_sql($statements)
{
if ($this->return_statements)
{
return $statements;
}
// We could add error handling here...
foreach ($statements as $sql)
{
if ($sql === 'begin')
{
$this->db->sql_transaction('begin');
}
else if ($sql === 'commit')
{
$this->db->sql_transaction('commit');
}
else
{
$this->db->sql_query($sql);
}
}
return true;
}
/**
* Function to prepare some column information for better usage
* @access private
*/
function sql_prepare_column_data($table_name, $column_name, $column_data)
{
// Get type
if (strpos($column_data[0], ':') !== false)
{
list($orig_column_type, $column_length) = explode(':', $column_data[0]);
if (!is_array($this->dbms_type_map[$this->sql_layer][$orig_column_type . ':']))
{
$column_type = sprintf($this->dbms_type_map[$this->sql_layer][$orig_column_type . ':'], $column_length);
}
else
{
if (isset($this->dbms_type_map[$this->sql_layer][$orig_column_type . ':']['rule']))
{
switch ($this->dbms_type_map[$this->sql_layer][$orig_column_type . ':']['rule'][0])
{
case 'div':
$column_length /= $this->dbms_type_map[$this->sql_layer][$orig_column_type . ':']['rule'][1];
$column_length = ceil($column_length);
$column_type = sprintf($this->dbms_type_map[$this->sql_layer][$orig_column_type . ':'][0], $column_length);
break;
}
}
if (isset($this->dbms_type_map[$this->sql_layer][$orig_column_type . ':']['limit']))
{
switch ($this->dbms_type_map[$this->sql_layer][$orig_column_type . ':']['limit'][0])
{
case 'mult':
$column_length *= $this->dbms_type_map[$this->sql_layer][$orig_column_type . ':']['limit'][1];
if ($column_length > $this->dbms_type_map[$this->sql_layer][$orig_column_type . ':']['limit'][2])
{
$column_type = $this->dbms_type_map[$this->sql_layer][$orig_column_type . ':']['limit'][3];
}
else
{
$column_type = sprintf($this->dbms_type_map[$this->sql_layer][$orig_column_type . ':'][0], $column_length);
}
break;
}
}
}
$orig_column_type .= ':';
}
else
{
$orig_column_type = $column_data[0];
$column_type = $this->dbms_type_map[$this->sql_layer][$column_data[0]];
}
// Adjust default value if db-dependant specified
if (is_array($column_data[1]))
{
$column_data[1] = (isset($column_data[1][$this->sql_layer])) ? $column_data[1][$this->sql_layer] : $column_data[1]['default'];
}
$sql = '';
$return_array = array();
switch ($this->sql_layer)
{
case 'firebird':
$sql .= " {$column_type} ";
$return_array['column_type_sql_type'] = " {$column_type} ";
if (!is_null($column_data[1]))
{
$sql .= 'DEFAULT ' . ((is_numeric($column_data[1])) ? $column_data[1] : "'{$column_data[1]}'") . ' ';
$return_array['column_type_sql_default'] = ((is_numeric($column_data[1])) ? $column_data[1] : "'{$column_data[1]}'") . ' ';
}
$sql .= 'NOT NULL';
// This is a UNICODE column and thus should be given it's fair share
if (preg_match('/^X?STEXT_UNI|VCHAR_(CI|UNI:?)/', $column_data[0]))
{
$sql .= ' COLLATE UNICODE';
}
$return_array['auto_increment'] = false;
if (isset($column_data[2]) && $column_data[2] == 'auto_increment')
{
$return_array['auto_increment'] = true;
}
break;
case 'mssql':
case 'mssqlnative':
$sql .= " {$column_type} ";
$sql_default = " {$column_type} ";
// For adding columns we need the default definition
if (!is_null($column_data[1]))
{
// For hexadecimal values do not use single quotes
if (strpos($column_data[1], '0x') === 0)
{
$return_array['default'] = 'DEFAULT (' . $column_data[1] . ') ';
$sql_default .= $return_array['default'];
}
else
{
$return_array['default'] = 'DEFAULT (' . ((is_numeric($column_data[1])) ? $column_data[1] : "'{$column_data[1]}'") . ') ';
$sql_default .= $return_array['default'];
}
}
if (isset($column_data[2]) && $column_data[2] == 'auto_increment')
{
// $sql .= 'IDENTITY (1, 1) ';
$sql_default .= 'IDENTITY (1, 1) ';
}
$return_array['textimage'] = $column_type === '[text]';
$sql .= 'NOT NULL';
$sql_default .= 'NOT NULL';
$return_array['column_type_sql_default'] = $sql_default;
break;
case 'mysql_40':
case 'mysql_41':
$sql .= " {$column_type} ";
// For hexadecimal values do not use single quotes
if (!is_null($column_data[1]) && substr($column_type, -4) !== 'text' && substr($column_type, -4) !== 'blob')
{
$sql .= (strpos($column_data[1], '0x') === 0) ? "DEFAULT {$column_data[1]} " : "DEFAULT '{$column_data[1]}' ";
}
$sql .= 'NOT NULL';
if (isset($column_data[2]))
{
if ($column_data[2] == 'auto_increment')
{
$sql .= ' auto_increment';
}
else if ($this->sql_layer === 'mysql_41' && $column_data[2] == 'true_sort')
{
$sql .= ' COLLATE utf8_unicode_ci';
}
}
break;
case 'oracle':
$sql .= " {$column_type} ";
$sql .= (!is_null($column_data[1])) ? "DEFAULT '{$column_data[1]}' " : '';
// In Oracle empty strings ('') are treated as NULL.
// Therefore in oracle we allow NULL's for all DEFAULT '' entries
// Oracle does not like setting NOT NULL on a column that is already NOT NULL (this happens only on number fields)
if (!preg_match('/number/i', $column_type))
{
$sql .= ($column_data[1] === '') ? '' : 'NOT NULL';
}
$return_array['auto_increment'] = false;
if (isset($column_data[2]) && $column_data[2] == 'auto_increment')
{
$return_array['auto_increment'] = true;
}
break;
case 'postgres':
$return_array['column_type'] = $column_type;
$sql .= " {$column_type} ";
$return_array['auto_increment'] = false;
if (isset($column_data[2]) && $column_data[2] == 'auto_increment')
{
$default_val = "nextval('{$table_name}_seq')";
$return_array['auto_increment'] = true;
}
else if (!is_null($column_data[1]))
{
$default_val = "'" . $column_data[1] . "'";
$return_array['null'] = 'NOT NULL';
$sql .= 'NOT NULL ';
}
$return_array['default'] = $default_val;
$sql .= "DEFAULT {$default_val}";
// Unsigned? Then add a CHECK contraint
if (in_array($orig_column_type, $this->unsigned_types))
{
$return_array['constraint'] = "CHECK ({$column_name} >= 0)";
$sql .= " CHECK ({$column_name} >= 0)";
}
break;
case 'sqlite':
$return_array['primary_key_set'] = false;
if (isset($column_data[2]) && $column_data[2] == 'auto_increment')
{
$sql .= ' INTEGER PRIMARY KEY';
$return_array['primary_key_set'] = true;
}
else
{
$sql .= ' ' . $column_type;
}
$sql .= ' NOT NULL ';
$sql .= (!is_null($column_data[1])) ? "DEFAULT '{$column_data[1]}'" : '';
break;
}
$return_array['column_type_sql'] = $sql;
return $return_array;
}
/**
* Add new column
*/
function sql_column_add($table_name, $column_name, $column_data, $inline = false)
{
$column_data = $this->sql_prepare_column_data($table_name, $column_name, $column_data);
$statements = array();
switch ($this->sql_layer)
{
case 'firebird':
// Does not support AFTER statement, only POSITION (and there you need the column position)
$statements[] = 'ALTER TABLE ' . $table_name . ' ADD "' . strtoupper($column_name) . '" ' . $column_data['column_type_sql'];
break;
case 'mssql':
case 'mssqlnative':
// Does not support AFTER, only through temporary table
$statements[] = 'ALTER TABLE [' . $table_name . '] ADD [' . $column_name . '] ' . $column_data['column_type_sql_default'];
break;
case 'mysql_40':
case 'mysql_41':
$after = (!empty($column_data['after'])) ? ' AFTER ' . $column_data['after'] : '';
$statements[] = 'ALTER TABLE `' . $table_name . '` ADD COLUMN `' . $column_name . '` ' . $column_data['column_type_sql'] . $after;
break;
case 'oracle':
// Does not support AFTER, only through temporary table
$statements[] = 'ALTER TABLE ' . $table_name . ' ADD ' . $column_name . ' ' . $column_data['column_type_sql'];
break;
case 'postgres':
// Does not support AFTER, only through temporary table
if (version_compare($this->db->sql_server_info(true), '8.0', '>='))
{
$statements[] = 'ALTER TABLE ' . $table_name . ' ADD COLUMN "' . $column_name . '" ' . $column_data['column_type_sql'];
}
else
{
// old versions cannot add columns with default and null information
$statements[] = 'ALTER TABLE ' . $table_name . ' ADD COLUMN "' . $column_name . '" ' . $column_data['column_type'] . ' ' . $column_data['constraint'];
if (isset($column_data['null']))
{
if ($column_data['null'] == 'NOT NULL')
{
$statements[] = 'ALTER TABLE ' . $table_name . ' ALTER COLUMN ' . $column_name . ' SET NOT NULL';
}
}
if (isset($column_data['default']))
{
$statements[] = 'ALTER TABLE ' . $table_name . ' ALTER COLUMN ' . $column_name . ' SET DEFAULT ' . $column_data['default'];
}
}
break;
case 'sqlite':
if ($inline && $this->return_statements)
{
return $column_name . ' ' . $column_data['column_type_sql'];
}
if (version_compare(sqlite_libversion(), '3.0') == -1)
{
$sql = "SELECT sql
FROM sqlite_master
WHERE type = 'table'
AND name = '{$table_name}'
ORDER BY type DESC, name;";
$result = $this->db->sql_query($sql);
if (!$result)
{
break;
}
$row = $this->db->sql_fetchrow($result);
$this->db->sql_freeresult($result);
$statements[] = 'begin';
// Create a backup table and populate it, destroy the existing one
$statements[] = preg_replace('#CREATE\s+TABLE\s+"?' . $table_name . '"?#i', 'CREATE TEMPORARY TABLE ' . $table_name . '_temp', $row['sql']);
$statements[] = 'INSERT INTO ' . $table_name . '_temp SELECT * FROM ' . $table_name;
$statements[] = 'DROP TABLE ' . $table_name;
preg_match('#\((.*)\)#s', $row['sql'], $matches);
$new_table_cols = trim($matches[1]);
$old_table_cols = preg_split('/,(?![\s\w]+\))/m', $new_table_cols);
$column_list = array();
foreach ($old_table_cols as $declaration)
{
$entities = preg_split('#\s+#', trim($declaration));
if ($entities[0] == 'PRIMARY')
{
continue;
}
$column_list[] = $entities[0];
}
$columns = implode(',', $column_list);
$new_table_cols = $column_name . ' ' . $column_data['column_type_sql'] . ',' . $new_table_cols;
// create a new table and fill it up. destroy the temp one
$statements[] = 'CREATE TABLE ' . $table_name . ' (' . $new_table_cols . ');';
$statements[] = 'INSERT INTO ' . $table_name . ' (' . $columns . ') SELECT ' . $columns . ' FROM ' . $table_name . '_temp;';
$statements[] = 'DROP TABLE ' . $table_name . '_temp';
$statements[] = 'commit';
}
else
{
$statements[] = 'ALTER TABLE ' . $table_name . ' ADD ' . $column_name . ' [' . $column_data['column_type_sql'] . ']';
}
break;
}
return $this->_sql_run_sql($statements);
}
/**
* Drop column
*/
function sql_column_remove($table_name, $column_name, $inline = false)
{
$statements = array();
switch ($this->sql_layer)
{
case 'firebird':
$statements[] = 'ALTER TABLE ' . $table_name . ' DROP "' . strtoupper($column_name) . '"';
break;
case 'mssql':
case 'mssqlnative':
$statements[] = 'ALTER TABLE [' . $table_name . '] DROP COLUMN [' . $column_name . ']';
break;
case 'mysql_40':
case 'mysql_41':
$statements[] = 'ALTER TABLE `' . $table_name . '` DROP COLUMN `' . $column_name . '`';
break;
case 'oracle':
$statements[] = 'ALTER TABLE ' . $table_name . ' DROP ' . $column_name;
break;
case 'postgres':
$statements[] = 'ALTER TABLE ' . $table_name . ' DROP COLUMN "' . $column_name . '"';
break;
case 'sqlite':
if ($inline && $this->return_statements)
{
return $column_name;
}
if (version_compare(sqlite_libversion(), '3.0') == -1)
{
$sql = "SELECT sql
FROM sqlite_master
WHERE type = 'table'
AND name = '{$table_name}'
ORDER BY type DESC, name;";
$result = $this->db->sql_query($sql);
if (!$result)
{
break;
}
$row = $this->db->sql_fetchrow($result);
$this->db->sql_freeresult($result);
$statements[] = 'begin';
// Create a backup table and populate it, destroy the existing one
$statements[] = preg_replace('#CREATE\s+TABLE\s+"?' . $table_name . '"?#i', 'CREATE TEMPORARY TABLE ' . $table_name . '_temp', $row['sql']);
$statements[] = 'INSERT INTO ' . $table_name . '_temp SELECT * FROM ' . $table_name;
$statements[] = 'DROP TABLE ' . $table_name;
preg_match('#\((.*)\)#s', $row['sql'], $matches);
$new_table_cols = trim($matches[1]);
$old_table_cols = preg_split('/,(?![\s\w]+\))/m', $new_table_cols);
$column_list = array();
foreach ($old_table_cols as $declaration)
{
$entities = preg_split('#\s+#', trim($declaration));
if ($entities[0] == 'PRIMARY' || $entities[0] === $column_name)
{
continue;
}
$column_list[] = $entities[0];
}
$columns = implode(',', $column_list);
$new_table_cols = $new_table_cols = preg_replace('/' . $column_name . '[^,]+(?:,|$)/m', '', $new_table_cols);
// create a new table and fill it up. destroy the temp one
$statements[] = 'CREATE TABLE ' . $table_name . ' (' . $new_table_cols . ');';
$statements[] = 'INSERT INTO ' . $table_name . ' (' . $columns . ') SELECT ' . $columns . ' FROM ' . $table_name . '_temp;';
$statements[] = 'DROP TABLE ' . $table_name . '_temp';
$statements[] = 'commit';
}
else
{
$statements[] = 'ALTER TABLE ' . $table_name . ' DROP COLUMN ' . $column_name;
}
break;
}
return $this->_sql_run_sql($statements);
}
/**
* Drop Index
*/
function sql_index_drop($table_name, $index_name)
{
$statements = array();
switch ($this->sql_layer)
{
case 'mssql':
case 'mssqlnative':
$statements[] = 'DROP INDEX ' . $table_name . '.' . $index_name;
break;
case 'mysql_40':
case 'mysql_41':
$statements[] = 'DROP INDEX ' . $index_name . ' ON ' . $table_name;
break;
case 'firebird':
case 'oracle':
case 'postgres':
case 'sqlite':
$statements[] = 'DROP INDEX ' . $table_name . '_' . $index_name;
break;
}
return $this->_sql_run_sql($statements);
}
/**
* Add primary key
*/
function sql_create_primary_key($table_name, $column, $inline = false)
{
$statements = array();
switch ($this->sql_layer)
{
case 'firebird':
case 'postgres':
case 'mysql_40':
case 'mysql_41':
$statements[] = 'ALTER TABLE ' . $table_name . ' ADD PRIMARY KEY (' . implode(', ', $column) . ')';
break;
case 'mssql':
case 'mssqlnative':
$sql = "ALTER TABLE [{$table_name}] WITH NOCHECK ADD ";
$sql .= "CONSTRAINT [PK_{$table_name}] PRIMARY KEY CLUSTERED (";
$sql .= '[' . implode("],\n\t\t[", $column) . ']';
$sql .= ') ON [PRIMARY]';
$statements[] = $sql;
break;
case 'oracle':
$statements[] = 'ALTER TABLE ' . $table_name . 'add CONSTRAINT pk_' . $table_name . ' PRIMARY KEY (' . implode(', ', $column) . ')';
break;
case 'sqlite':
if ($inline && $this->return_statements)
{
return $column;
}
$sql = "SELECT sql
FROM sqlite_master
WHERE type = 'table'
AND name = '{$table_name}'
ORDER BY type DESC, name;";
$result = $this->db->sql_query($sql);
if (!$result)
{
break;
}
$row = $this->db->sql_fetchrow($result);
$this->db->sql_freeresult($result);
$statements[] = 'begin';
// Create a backup table and populate it, destroy the existing one
$statements[] = preg_replace('#CREATE\s+TABLE\s+"?' . $table_name . '"?#i', 'CREATE TEMPORARY TABLE ' . $table_name . '_temp', $row['sql']);
$statements[] = 'INSERT INTO ' . $table_name . '_temp SELECT * FROM ' . $table_name;
$statements[] = 'DROP TABLE ' . $table_name;
preg_match('#\((.*)\)#s', $row['sql'], $matches);
$new_table_cols = trim($matches[1]);
$old_table_cols = preg_split('/,(?![\s\w]+\))/m', $new_table_cols);
$column_list = array();
foreach ($old_table_cols as $declaration)
{
$entities = preg_split('#\s+#', trim($declaration));
if ($entities[0] == 'PRIMARY')
{
continue;
}
$column_list[] = $entities[0];
}
$columns = implode(',', $column_list);
// create a new table and fill it up. destroy the temp one
$statements[] = 'CREATE TABLE ' . $table_name . ' (' . $new_table_cols . ', PRIMARY KEY (' . implode(', ', $column) . '));';
$statements[] = 'INSERT INTO ' . $table_name . ' (' . $columns . ') SELECT ' . $columns . ' FROM ' . $table_name . '_temp;';
$statements[] = 'DROP TABLE ' . $table_name . '_temp';
$statements[] = 'commit';
break;
}
return $this->_sql_run_sql($statements);
}
/**
* Add unique index
*/
function sql_create_unique_index($table_name, $index_name, $column)
{
$statements = array();
switch ($this->sql_layer)
{
case 'firebird':
case 'postgres':
case 'oracle':
case 'sqlite':
$statements[] = 'CREATE UNIQUE INDEX ' . $table_name . '_' . $index_name . ' ON ' . $table_name . '(' . implode(', ', $column) . ')';
break;
case 'mysql_40':
case 'mysql_41':
$statements[] = 'CREATE UNIQUE INDEX ' . $index_name . ' ON ' . $table_name . '(' . implode(', ', $column) . ')';
break;
case 'mssql':
case 'mssqlnative':
$statements[] = 'CREATE UNIQUE INDEX ' . $index_name . ' ON ' . $table_name . '(' . implode(', ', $column) . ') ON [PRIMARY]';
break;
}
return $this->_sql_run_sql($statements);
}
/**
* Add index
*/
function sql_create_index($table_name, $index_name, $column)
{
$statements = array();
// remove index length unless MySQL4
if ('mysql_40' != $this->sql_layer)
{
$column = preg_replace('#:.*$#', '', $column);
}
switch ($this->sql_layer)
{
case 'firebird':
case 'postgres':
case 'oracle':
case 'sqlite':
$statements[] = 'CREATE INDEX ' . $table_name . '_' . $index_name . ' ON ' . $table_name . '(' . implode(', ', $column) . ')';
break;
case 'mysql_40':
// add index size to definition as required by MySQL4
foreach ($column as $i => $col)
{
if (false !== strpos($col, ':'))
{
list($col, $index_size) = explode(':', $col);
$column[$i] = "$col($index_size)";
}
}
// no break
case 'mysql_41':
$statements[] = 'CREATE INDEX ' . $index_name . ' ON ' . $table_name . '(' . implode(', ', $column) . ')';
break;
case 'mssql':
case 'mssqlnative':
$statements[] = 'CREATE INDEX ' . $index_name . ' ON ' . $table_name . '(' . implode(', ', $column) . ') ON [PRIMARY]';
break;
}
return $this->_sql_run_sql($statements);
}
/**
* Change column type (not name!)
*/
function sql_column_change($table_name, $column_name, $column_data, $inline = false)
{
$column_data = $this->sql_prepare_column_data($table_name, $column_name, $column_data);
$statements = array();
switch ($this->sql_layer)
{
case 'firebird':
// Change type...
if (!empty($column_data['column_type_sql_default']))
{
$statements[] = 'ALTER TABLE ' . $table_name . ' ALTER COLUMN "' . strtoupper($column_name) . '" TYPE ' . ' ' . $column_data['column_type_sql_type'];
$statements[] = 'ALTER TABLE ' . $table_name . ' ALTER COLUMN "' . strtoupper($column_name) . '" SET DEFAULT ' . ' ' . $column_data['column_type_sql_default'];
}
else
{
// TODO: try to change pkey without removing trigger, generator or constraints. ATM this query may fail.
$statements[] = 'ALTER TABLE ' . $table_name . ' ALTER COLUMN "' . strtoupper($column_name) . '" TYPE ' . ' ' . $column_data['column_type_sql_type'];
}
break;
case 'mssql':
case 'mssqlnative':
$statements[] = 'ALTER TABLE [' . $table_name . '] ALTER COLUMN [' . $column_name . '] ' . $column_data['column_type_sql'];
if (!empty($column_data['default']))
{
// Using TRANSACT-SQL for this statement because we do not want to have colliding data if statements are executed at a later stage
$statements[] = "DECLARE @drop_default_name VARCHAR(100), @cmd VARCHAR(1000)
SET @drop_default_name =
(SELECT so.name FROM sysobjects so
JOIN sysconstraints sc ON so.id = sc.constid
WHERE object_name(so.parent_obj) = '{$table_name}'
AND so.xtype = 'D'
AND sc.colid = (SELECT colid FROM syscolumns
WHERE id = object_id('{$table_name}')
AND name = '{$column_name}'))
IF @drop_default_name <> ''
BEGIN
SET @cmd = 'ALTER TABLE [{$table_name}] DROP CONSTRAINT [' + @drop_default_name + ']'
EXEC(@cmd)
END
SET @cmd = 'ALTER TABLE [{$table_name}] ADD CONSTRAINT [DF_{$table_name}_{$column_name}_1] {$column_data['default']} FOR [{$column_name}]'
EXEC(@cmd)";
}
break;
case 'mysql_40':
case 'mysql_41':
$statements[] = 'ALTER TABLE `' . $table_name . '` CHANGE `' . $column_name . '` `' . $column_name . '` ' . $column_data['column_type_sql'];
break;
case 'oracle':
$statements[] = 'ALTER TABLE ' . $table_name . ' MODIFY ' . $column_name . ' ' . $column_data['column_type_sql'];
break;
case 'postgres':
$sql = 'ALTER TABLE ' . $table_name . ' ';
$sql_array = array();
$sql_array[] = 'ALTER COLUMN ' . $column_name . ' TYPE ' . $column_data['column_type'];
if (isset($column_data['null']))
{
if ($column_data['null'] == 'NOT NULL')
{
$sql_array[] = 'ALTER COLUMN ' . $column_name . ' SET NOT NULL';
}
else if ($column_data['null'] == 'NULL')
{
$sql_array[] = 'ALTER COLUMN ' . $column_name . ' DROP NOT NULL';
}
}
if (isset($column_data['default']))
{
$sql_array[] = 'ALTER COLUMN ' . $column_name . ' SET DEFAULT ' . $column_data['default'];
}
// we don't want to double up on constraints if we change different number data types
if (isset($column_data['constraint']))
{
$constraint_sql = "SELECT consrc as constraint_data
FROM pg_constraint, pg_class bc
WHERE conrelid = bc.oid
AND bc.relname = '{$table_name}'
AND NOT EXISTS (
SELECT *
FROM pg_constraint as c, pg_inherits as i
WHERE i.inhrelid = pg_constraint.conrelid
AND c.conname = pg_constraint.conname
AND c.consrc = pg_constraint.consrc
AND c.conrelid = i.inhparent
)";
$constraint_exists = false;
$result = $this->db->sql_query($constraint_sql);
while ($row = $this->db->sql_fetchrow($result))
{
if (trim($row['constraint_data']) == trim($column_data['constraint']))
{
$constraint_exists = true;
break;
}
}
$this->db->sql_freeresult($result);
if (!$constraint_exists)
{
$sql_array[] = 'ADD ' . $column_data['constraint'];
}
}
$sql .= implode(', ', $sql_array);
$statements[] = $sql;
break;
case 'sqlite':
if ($inline && $this->return_statements)
{
return $column_name . ' ' . $column_data['column_type_sql'];
}
$sql = "SELECT sql
FROM sqlite_master
WHERE type = 'table'
AND name = '{$table_name}'
ORDER BY type DESC, name;";
$result = $this->db->sql_query($sql);
if (!$result)
{
break;
}
$row = $this->db->sql_fetchrow($result);
$this->db->sql_freeresult($result);
$statements[] = 'begin';
// Create a temp table and populate it, destroy the existing one
$statements[] = preg_replace('#CREATE\s+TABLE\s+"?' . $table_name . '"?#i', 'CREATE TEMPORARY TABLE ' . $table_name . '_temp', $row['sql']);
$statements[] = 'INSERT INTO ' . $table_name . '_temp SELECT * FROM ' . $table_name;
$statements[] = 'DROP TABLE ' . $table_name;
preg_match('#\((.*)\)#s', $row['sql'], $matches);
$new_table_cols = trim($matches[1]);
$old_table_cols = preg_split('/,(?![\s\w]+\))/m', $new_table_cols);
$column_list = array();
foreach ($old_table_cols as $key => $declaration)
{
$entities = preg_split('#\s+#', trim($declaration));
$column_list[] = $entities[0];
if ($entities[0] == $column_name)
{
$old_table_cols[$key] = $column_name . ' ' . $column_data['column_type_sql'];
}
}
$columns = implode(',', $column_list);
// create a new table and fill it up. destroy the temp one
$statements[] = 'CREATE TABLE ' . $table_name . ' (' . implode(',', $old_table_cols) . ');';
$statements[] = 'INSERT INTO ' . $table_name . ' (' . $columns . ') SELECT ' . $columns . ' FROM ' . $table_name . '_temp;';
$statements[] = 'DROP TABLE ' . $table_name . '_temp';
$statements[] = 'commit';
break;
}
return $this->_sql_run_sql($statements);
}
}
?>