function upgrade_LinksPlugin()
{
global $_CONF, $_TABLES;
require_once $_CONF['path_system'] . 'classes/config.class.php';
$plugin_path = $_CONF['path'] . 'plugins/links/';
require_once $plugin_path . 'install_defaults.php';
if (file_exists($plugin_path . 'config.php')) {
global $_DB_table_prefix, $_LI_CONF;
require_once $plugin_path . 'config.php';
}
if (!plugin_initconfig_links()) {
echo 'There was an error upgrading the Links plugin';
return false;
}
$li_config = config::get_instance();
$_LI_CONF = $li_config->get_config('links');
if (empty($_LI_CONF['root'])) {
$_LI_CONF['root'] = 'site';
}
$root = addslashes($_LI_CONF['root']);
$P_SQL = array();
$P_SQL[] = "\n CREATE TABLE {$_TABLES['linkcategories']} (\n cid varchar(32) NOT NULL,\n pid varchar(32) NOT NULL,\n category varchar(32) NOT NULL,\n description text DEFAULT NULL,\n tid varchar(20) DEFAULT NULL,\n created datetime DEFAULT NULL,\n modified datetime DEFAULT NULL,\n owner_id mediumint(8) unsigned NOT NULL default '1',\n group_id mediumint(8) unsigned NOT NULL default '1',\n perm_owner tinyint(1) unsigned NOT NULL default '3',\n perm_group tinyint(1) unsigned NOT NULL default '2',\n perm_members tinyint(1) unsigned NOT NULL default '2',\n perm_anon tinyint(1) unsigned NOT NULL default '2',\n PRIMARY KEY (cid),\n KEY links_pid (pid)\n ) ENGINE=MyISAM\n ";
$blockadmin_id = DB_getItem($_TABLES['groups'], 'grp_id', "grp_name='Block Admin'");
$P_SQL[] = "ALTER TABLE {$_TABLES['linksubmission']} ADD owner_id mediumint(8) unsigned NOT NULL default '1' AFTER date";
$P_SQL[] = "ALTER TABLE {$_TABLES['linksubmission']} CHANGE category cid varchar(32) NOT NULL";
$P_SQL[] = "ALTER TABLE {$_TABLES['links']} CHANGE category cid varchar(32) NOT NULL";
$P_SQL[] = "INSERT INTO {$_TABLES['linkcategories']} (cid, pid, category, description, tid, created, modified, group_id, owner_id, perm_owner, perm_group, perm_members, perm_anon) VALUES ('{$root}', 'root', 'Root', 'Website root', NULL, NOW(), NOW(), 5, 2, 3, 3, 2, 2)";
$P_SQL[] = "UPDATE {$_TABLES['plugins']} SET pi_version = '2.0.0', pi_gl_version='1.5.0' WHERE pi_name='links'";
$P_SQL = INST_checkInnodbUpgrade($P_SQL);
foreach ($P_SQL as $sql) {
$rst = DB_query($sql);
if (DB_error()) {
echo "There was an error upgrading the links, SQL: {$sql}<br>";
return false;
}
}
// get Links admin group number
$group_id = DB_getItem($_TABLES['groups'], 'grp_id', "grp_name = 'Links Admin'");
// loop through adding to category table, then update links table with cids
$result = DB_query("SELECT DISTINCT cid AS category FROM {$_TABLES['links']}");
$nrows = DB_numRows($result);
for ($i = 0; $i < $nrows; $i++) {
$A = DB_fetchArray($result);
$category = addslashes($A['category']);
$cid = $category;
DB_query("INSERT INTO {$_TABLES['linkcategories']} (cid,pid,category,description,tid,owner_id,group_id,created,modified) VALUES ('{$cid}','{$root}','{$category}','{$category}','all',2,'{$group_id}',NOW(),NOW())", 1);
if ($cid != $category) {
// still experimenting ...
DB_query("UPDATE {$_TABLES['links']} SET cid='{$cid}' WHERE cid='{$category}'", 1);
}
if (DB_error()) {
echo "Error inserting categories into linkcategories table";
return false;
}
}
return true;
}
/**
* Run all the database queries from the update file.
*
* @param array $_SQL Array of queries
*
*/
function INST_updateDB($_SQL, $use_innodb)
{
global $_DB, $_DB_dbms;
$_DB->setDisplayError(true);
$errors = '';
$rc = true;
$_SQL = INST_checkInnodbUpgrade($_SQL, $use_innodb);
foreach ($_SQL as $sql) {
DB_query($sql, 1);
if (DB_error()) {
$errors .= DB_error() . '<br />' . LB;
$rc = false;
}
}
return array($rc, $errors);
}
/**
* Run all the database queries from the update file.
*
* @param array $_SQL Array of queries to perform
*
*/
function INST_updateDB($_SQL)
{
global $progress, $use_innodb, $_DB, $_DB_dbms;
$_SQL = INST_checkInnodbUpgrade($_SQL);
foreach ($_SQL as $sql) {
$progress .= "executing " . $sql . "<br" . XHTML . ">\n";
if ($_DB_dbms == 'mssql') {
$_DB->dbQuery($sql, 0, 1);
} else {
DB_query($sql);
}
}
}