/**
* Gets the storage options for the given form.
* Since this is the cached version for this form then
* we don't want to use any options set for that and
* use what's needed for the cached tables.
* @param string $form
* @return I2CE_MagicDataNode
*/
protected function getStorageOptions($form)
{
if (!is_scalar($form)) {
I2CE::raiseError("Bad call to get storage options for {$form}");
return false;
}
$config = I2CE_MagicData::instance("temp_Module_CachedForm_storage_options");
$config->table = I2CE_CachedForm::getCachedTableName($form);
if ($this->preserve_ids) {
$config->id->form_prepended = 0;
} else {
$config->id->form_prepended = 1;
}
return $config;
}
public function generateLimit_min_parent_form($fieldObj, $vals, $ref, $parent_ref = null)
{
if ($parent_ref !== null) {
$parent_id = $parent_ref;
} else {
if (array_key_exists('parent_id', $vals) && $vals['parent_id']) {
$parent_id = "'" . addslashes($vals['parent_id']) . "'";
} else {
$parent_id = '`parent_form`.`id`';
// Would this be better?
//$parent_id = '`' . $fieldObj->getContainer()->getName() . '`.`parent`';
}
}
return $ref . ' = (SELECT MIN( `' . $fieldObj->getName() . '`) FROM ' . I2CE_CachedForm::getCachedTableName($fieldObj->getContainer()->getName()) . ' WHERE ' . I2CE_CachedForm::getCachedTableName($fieldObj->getContainer()->getName()) . '.parent = ' . $parent_id . ')';
}
protected function getCreateField($form, $field, $name)
{
$result = $this->get_field_def->execute(array(I2CE_CachedForm::getCachedTableName($form, false), $field));
if (I2CE::pearError($result, "Unable to get field defintion for " . I2CE_CachedForm::getCachedTableName($form, false) . ".{$field}")) {
return false;
}
if ($result->numRows() != 1) {
I2CE::raiseError("Unexpected number of rows " . $result->numRows() . " when determining field defintion for {$form}.{$field}");
return false;
}
$result = $result->fetchRow();
$field = "`{$name}` " . $result->column_type . ' ';
if ($result->character_set_name) {
$field .= ' CHARACTER SET ' . $result->character_set_name . ' ';
}
if (isset($result->collation_name)) {
$field .= ' COLLATE ' . $result->collation_name;
}
return array('type' => $result->column_type, 'field' => $field);
}
protected function exportTables()
{
$mysqldump = trim(`which mysqldump`);
$compress = $this->request_exists('compress') && $this->request('compress');
if ($compress) {
$compress = trim(`which bzip2`);
}
if (!$mysqldump) {
I2CE::raiseError("No mysqldump");
return false;
}
$forms = $this->getSelected();
if (count($forms) == 0) {
I2CE::raiseError("No forms selected for import");
return false;
}
$mod_date = false;
if ($this->request_exists('mod_date') && preg_match('/^(\\d+)-(\\d+)-(\\d+)$/', $this->request('mod_date'))) {
$mod_date = $this->request('mod_date');
}
$db = MDB2::singleton();
$tables = $db->queryCol("SHOW TABLES FROM " . $db->database_name);
$uncached = array();
foreach ($forms as $i => &$form) {
$form = I2CE_CachedForm::getCachedTableName($form, false);
if (!in_array($form, $tables)) {
$uncached[] = $form;
unset($forms[$i]);
}
}
unset($form);
if (count($uncached) > 0) {
I2CE::raiseError("Skipping uncached forms from tables:\n" . implode(" ", $uncached) . "\nExisting tables are:\n" . implode(" ", $tables));
}
if (count($forms) == 0) {
$this->userMessage("No tables have been cached for the requested forms");
if (array_key_exists('HTTP_HOST', $_SERVER)) {
$this->redirect("CachedForms");
}
return false;
}
if ($mod_date) {
$opts = " --replace --skip-add-drop-table ";
} else {
$opts = " --no-create-info ";
}
$cmd = $mysqldump . ' --quick --dump-date --complete-insert ' . ' --user='******'username']) . ' --password='******'password']) . ' ' . escapeshellarg($db->database_name) . " " . implode(" ", $forms);
if ($mod_date) {
$cmd .= " --where=\"DATE(last_modified) >= '{$mod_date}'\" ";
}
//some of these header lines were stole from phpmyadmin.. thanks
$date_str = date('Ymd');
if ($this->request_exists('profile') && $this->request('profile')) {
$filename = "cached_forms_export_" . $this->request('profile') . "_{$date_str}.sql";
} else {
$filename = "cached_forms_export_{$date_str}.sql";
}
if ($compress) {
$filename .= '.bz2';
$mime_type = "application/x-bzip2";
$cmd .= " | " . $compress . " -c ";
} else {
$mime_type = "text/x-sql";
}
header('Content-Type: ' . $mime_type);
header('Expires: ' . gmdate('D, d M Y H:i:s') . ' GMT');
header('Content-Disposition: attachment; filename="' . $filename . '"');
header('Content-Disposition: attachment; filename="' . $filename . '"');
if (preg_match('/\\s+MSIE\\s+\\d\\.\\d;/', $_SERVER['HTTP_USER_AGENT'])) {
//internet explorer
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
header('Pragma: public');
} else {
header('Pragma: no-cache');
// test case: exporting a database into a .gz file with Safari
// would produce files not having the current time
// (added this header for Safari but should not harm other browsers)
header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
}
flush();
//I2CE::raiseError("Dumping form caches via:\n$cmd");
passthru($cmd);
flush();
die(0);
}
