public static function classInstall()
{
if (self::installed()) {
return false;
}
UN_ObjectModel::checkClassParentChildLinks(self::$un_definition);
$ok = true;
$sql_table = 'CREATE TABLE IF NOT EXISTS ' . _DB_PREFIX_ . _UN_PREFIX_ . self::$un_definition['table'] . ' (';
$sql_eng_char = ') ENGINE=' . _MYSQL_ENGINE_ . ' default CHARSET=utf8';
$sql_primary = '';
if (!(self::$un_definition['primary'] == '')) {
$sql_primary = ', PRIMARY KEY(`' . self::$un_definition['primary'] . '`)';
}
$sql_fields = '';
foreach (self::$un_definition['fields'] as $field_name => $field_data) {
// attribute or system field
if ($field_data['field_type'] == 'system_data' || $field_data['field_type'] == 'attribute') {
if (isset($field_data['sql_type']) && $field_data['sql_type']) {
if (!($sql_fields == '')) {
$sql_fields .= ',';
}
$sql_fields .= '`' . $field_name . '` ' . $field_data['sql_type'];
}
}
// link
if ($field_data['field_type'] == 'link') {
if (isset($field_data['class_name']::$un_definition['fields'][$field_name])) {
$link_field = $field_data['class_name']::$un_definition['fields'][$field_name];
} else {
die('Invalid link to other class field: no such field or other problem ');
}
$sql_type = str_replace(array('AUTO_INCREMENT'), '', $link_field['sql_type']);
if (isset($link_field['sql_type']) && $link_field['sql_type']) {
if (!($sql_fields == '')) {
$sql_fields .= ',';
}
$sql_fields .= '`' . $field_name . '` ' . $sql_type;
}
}
// link
if ($field_data['field_type'] == 'link_search') {
$linked_field_name = $field_data['linked_field'];
if (isset($field_data['class_name']::$un_definition['fields'][$linked_field_name])) {
$link_field = $field_data['class_name']::$un_definition['fields'][$linked_field_name];
} else {
die('Invalid link to other class field: no such field or other problem ');
}
$sql_type = str_replace(array('AUTO_INCREMENT'), '', $link_field['sql_type']);
if (isset($link_field['sql_type']) && $link_field['sql_type']) {
if (!($sql_fields == '')) {
$sql_fields .= ',';
}
$sql_fields .= '`' . $field_name . '` ' . $sql_type;
}
}
}
if ($sql_fields == '') {
return false;
}
$sql = $sql_table . $sql_fields . $sql_primary . $sql_eng_char;
if (!Db::getInstance()->execute($sql)) {
return false;
}
// INSTALL LINKS
$links = new UN_MainLinks();
$links::add(self::$un_definition);
// INSTLLATION INFO ABOUT CLASS
$insert = array('class_name' => self::$un_definition['class_name'], 'controller_name' => self::$un_definition['controller_name']);
Db::getInstance()->insert(_UN_PREFIX_ . 'class_install', $insert, false);
}
