/**
*
* Calculate a set of diffs based on the connection_id and changes at a close time.
*
* @param array $tables
*/
public function calculateDiffsFromLogConnAndDate($tables)
{
$differ = new CRM_Logging_Differ($this->log_conn_id, $this->log_date);
$this->diffs = $differ->diffsInTables($tables);
}
function revert($tables)
{
// FIXME: split off the table → DAO mapping to a GenCode-generated class
$daos = array('civicrm_address' => 'CRM_Core_DAO_Address', 'civicrm_contact' => 'CRM_Contact_DAO_Contact', 'civicrm_email' => 'CRM_Core_DAO_Email', 'civicrm_im' => 'CRM_Core_DAO_IM', 'civicrm_openid' => 'CRM_Core_DAO_OpenID', 'civicrm_phone' => 'CRM_Core_DAO_Phone', 'civicrm_website' => 'CRM_Core_DAO_Website', 'civicrm_contribution' => 'CRM_Contribute_DAO_Contribution', 'civicrm_note' => 'CRM_Core_DAO_Note', 'civicrm_relationship' => 'CRM_Contact_DAO_Relationship');
// get custom data tables, columns and types
$ctypes = array();
$dao = CRM_Core_DAO::executeQuery('SELECT table_name, column_name, data_type FROM civicrm_custom_group cg JOIN civicrm_custom_field cf ON (cf.custom_group_id = cg.id)');
while ($dao->fetch()) {
if (!isset($ctypes[$dao->table_name])) {
$ctypes[$dao->table_name] = array('entity_id' => 'Integer');
}
$ctypes[$dao->table_name][$dao->column_name] = $dao->data_type;
}
$differ = new CRM_Logging_Differ($this->log_conn_id, $this->log_date);
$diffs = $differ->diffsInTables($tables);
$deletes = array();
$reverts = array();
foreach ($diffs as $table => $changes) {
foreach ($changes as $change) {
switch ($change['action']) {
case 'Insert':
if (!isset($deletes[$table])) {
$deletes[$table] = array();
}
$deletes[$table][] = $change['id'];
break;
case 'Delete':
case 'Update':
if (!isset($reverts[$table])) {
$reverts[$table] = array();
}
if (!isset($reverts[$table][$change['id']])) {
$reverts[$table][$change['id']] = array('log_action' => $change['action']);
}
$reverts[$table][$change['id']][$change['field']] = $change['from'];
break;
}
}
}
// revert inserts by deleting
foreach ($deletes as $table => $ids) {
CRM_Core_DAO::executeQuery("DELETE FROM `{$table}` WHERE id IN (" . implode(', ', array_unique($ids)) . ')');
}
// revert updates by updating to previous values
foreach ($reverts as $table => $row) {
switch (TRUE) {
// DAO-based tables
case in_array($table, array_keys($daos)):
require_once str_replace('_', DIRECTORY_SEPARATOR, $daos[$table]) . '.php';
eval("\$dao = new {$daos[$table]};");
foreach ($row as $id => $changes) {
$dao->id = $id;
foreach ($changes as $field => $value) {
if ($field == 'log_action') {
continue;
}
if (empty($value) and $value !== 0 and $value !== '0') {
$value = 'null';
}
$dao->{$field} = $value;
}
$changes['log_action'] == 'Delete' ? $dao->insert() : $dao->update();
$dao->reset();
}
break;
// custom data tables
// custom data tables
case in_array($table, array_keys($ctypes)):
foreach ($row as $id => $changes) {
$inserts = array('id' => '%1');
$updates = array();
$params = array(1 => array($id, 'Integer'));
$counter = 2;
foreach ($changes as $field => $value) {
// don’t try reverting a field that’s no longer there
if (!isset($ctypes[$table][$field])) {
continue;
}
switch ($ctypes[$table][$field]) {
case 'Date':
$value = substr(CRM_Utils_Date::isoToMysql($value), 0, 8);
break;
case 'Timestamp':
$value = CRM_Utils_Date::isoToMysql($value);
break;
}
$inserts[$field] = "%{$counter}";
$updates[] = "{$field} = %{$counter}";
$params[$counter] = array($value, $ctypes[$table][$field]);
$counter++;
}
if ($changes['log_action'] == 'Delete') {
$sql = "INSERT INTO `{$table}` (" . implode(', ', array_keys($inserts)) . ') VALUES (' . implode(', ', $inserts) . ')';
} else {
$sql = "UPDATE `{$table}` SET " . implode(', ', $updates) . ' WHERE id = %1';
}
CRM_Core_DAO::executeQuery($sql, $params);
}
break;
}
}
// CRM-7353: if nothing altered civicrm_contact, touch it; this will
// make sure there’s an entry in log_civicrm_contact for this revert
if (empty($diffs['civicrm_contact'])) {
$query = "\n SELECT id FROM `{$this->db}`.log_civicrm_contact\n WHERE log_conn_id = %1 AND log_date BETWEEN DATE_SUB(%2, INTERVAL 10 SECOND) AND DATE_ADD(%2, INTERVAL 10 SECOND)\n ORDER BY log_date DESC LIMIT 1\n ";
$params = array(1 => array($this->log_conn_id, 'Integer'), 2 => array($this->log_date, 'String'));
$cid = CRM_Core_DAO::singleValueQuery($query, $params);
if (!$cid) {
return;
}
$dao = new CRM_Contact_DAO_Contact();
$dao->id = $cid;
if ($dao->find(TRUE)) {
// CRM-8102: MySQL can’t parse its own dates
$dao->birth_date = CRM_Utils_Date::isoToMysql($dao->birth_date);
$dao->deceased_date = CRM_Utils_Date::isoToMysql($dao->deceased_date);
$dao->save();
}
}
}
/**
* Revert changes in the array of diffs in $this->diffs.
*
* @param $tables
*/
public function revert($tables)
{
// get custom data tables, columns and types
$ctypes = array();
$dao = CRM_Core_DAO::executeQuery('SELECT table_name, column_name, data_type FROM civicrm_custom_group cg JOIN civicrm_custom_field cf ON (cf.custom_group_id = cg.id)');
while ($dao->fetch()) {
if (!isset($ctypes[$dao->table_name])) {
$ctypes[$dao->table_name] = array('entity_id' => 'Integer');
}
$ctypes[$dao->table_name][$dao->column_name] = $dao->data_type;
}
$differ = new CRM_Logging_Differ($this->log_conn_id, $this->log_date);
$diffs = $differ->diffsInTables($tables);
$deletes = array();
$reverts = array();
foreach ($diffs as $table => $changes) {
foreach ($changes as $change) {
switch ($change['action']) {
case 'Insert':
if (!isset($deletes[$table])) {
$deletes[$table] = array();
}
$deletes[$table][] = $change['id'];
break;
case 'Delete':
case 'Update':
if (!isset($reverts[$table])) {
$reverts[$table] = array();
}
if (!isset($reverts[$table][$change['id']])) {
$reverts[$table][$change['id']] = array('log_action' => $change['action']);
}
$reverts[$table][$change['id']][$change['field']] = $change['from'];
break;
}
}
}
// revert inserts by deleting
foreach ($deletes as $table => $ids) {
CRM_Core_DAO::executeQuery("DELETE FROM `{$table}` WHERE id IN (" . implode(', ', array_unique($ids)) . ')');
}
// revert updates by updating to previous values
foreach ($reverts as $table => $row) {
switch (TRUE) {
// DAO-based tables
case ($tableDAO = CRM_Core_DAO_AllCoreTables::getClassForTable($table)) != FALSE:
$dao = new $tableDAO();
foreach ($row as $id => $changes) {
$dao->id = $id;
foreach ($changes as $field => $value) {
if ($field == 'log_action') {
continue;
}
if (empty($value) and $value !== 0 and $value !== '0') {
$value = 'null';
}
$dao->{$field} = $value;
}
$changes['log_action'] == 'Delete' ? $dao->insert() : $dao->update();
$dao->reset();
}
break;
// custom data tables
// custom data tables
case in_array($table, array_keys($ctypes)):
foreach ($row as $id => $changes) {
$inserts = array('id' => '%1');
$updates = array();
$params = array(1 => array($id, 'Integer'));
$counter = 2;
foreach ($changes as $field => $value) {
// don’t try reverting a field that’s no longer there
if (!isset($ctypes[$table][$field])) {
continue;
}
$fldVal = "%{$counter}";
switch ($ctypes[$table][$field]) {
case 'Date':
$value = substr(CRM_Utils_Date::isoToMysql($value), 0, 8);
break;
case 'Timestamp':
$value = CRM_Utils_Date::isoToMysql($value);
break;
case 'Boolean':
if ($value === '') {
$fldVal = 'DEFAULT';
}
}
$inserts[$field] = "%{$counter}";
$updates[] = "{$field} = {$fldVal}";
if ($fldVal != 'DEFAULT') {
$params[$counter] = array($value, $ctypes[$table][$field]);
}
$counter++;
}
if ($changes['log_action'] == 'Delete') {
$sql = "INSERT INTO `{$table}` (" . implode(', ', array_keys($inserts)) . ') VALUES (' . implode(', ', $inserts) . ')';
} else {
$sql = "UPDATE `{$table}` SET " . implode(', ', $updates) . ' WHERE id = %1';
}
CRM_Core_DAO::executeQuery($sql, $params);
}
break;
}
}
// CRM-7353: if nothing altered civicrm_contact, touch it; this will
// make sure there’s an entry in log_civicrm_contact for this revert
if (empty($diffs['civicrm_contact'])) {
$query = "\n SELECT id FROM `{$this->db}`.log_civicrm_contact\n WHERE log_conn_id = %1 AND log_date BETWEEN DATE_SUB(%2, INTERVAL 10 SECOND) AND DATE_ADD(%2, INTERVAL 10 SECOND)\n ORDER BY log_date DESC LIMIT 1\n ";
$params = array(1 => array($this->log_conn_id, 'Integer'), 2 => array($this->log_date, 'String'));
$cid = CRM_Core_DAO::singleValueQuery($query, $params);
if (!$cid) {
return;
}
$dao = new CRM_Contact_DAO_Contact();
$dao->id = $cid;
if ($dao->find(TRUE)) {
// CRM-8102: MySQL can’t parse its own dates
$dao->birth_date = CRM_Utils_Date::isoToMysql($dao->birth_date);
$dao->deceased_date = CRM_Utils_Date::isoToMysql($dao->deceased_date);
$dao->save();
}
}
}
