/**
* @param tablename An optional tablename to update. This is useful if we are working from an update or delete table.
*/
function _update(&$record, $keys = null, $tablename = null, $secure = false)
{
if ($secure && !$record->checkPermission('edit')) {
// Use security to check to see if we are allowed to delete this
// record.
return Dataface_Error::permissionDenied(df_translate('scripts.Dataface.IO._update.PERMISSION_DENIED', 'Could not update record "' . $record->getTitle() . '" from table "' . $record->_table->tablename . '" because you have insufficient permissions.', array('title' => $record->getTitle(), 'table' => $record->_table->tablename)));
}
if ($secure) {
foreach (array_keys($record->_table->fields()) as $fieldname) {
if ($record->valueChanged($fieldname) and !@$record->vetoFields[$fieldname] and !$record->checkPermission('edit', array('field' => $fieldname))) {
// If this field's change doesn't have veto power and its value has changed,
// we must make sure that the user has edit permission on this field.
return Dataface_Error::permissionDenied(df_translate('scripts.Dataface.IO._update.PERMISSION_DENIED_FIELD', 'Could not update record "' . $record->getTitle() . '" in table "' . $record->_table->tablename . '" because you do not have permission to modify the "' . $fieldname . '" column.', array('title' => $record->getTitle(), 'table' => $record->_table->tablename, 'field' => $fieldname)));
}
}
}
// Step 1: Validate that the record already exists
if (!is_a($record, 'Dataface_Record')) {
trigger_error(df_translate('scripts.Dataface.IO._update.ERROR_PARAMETER_1', "In Dataface_IO::_update() the first argument is expected to be an object of type 'Dataface_Record' but received '" . get_class($record) . "'.\n<br>", array('class' => get_class($record))) . Dataface_Error::printStackTrace(), E_USER_ERROR);
}
if ($tablename === null and $this->_altTablename !== null) {
$tablename = $this->_altTablename;
}
$exists = $this->recordExists($record, $keys, $this->tablename($tablename));
if (PEAR::isError($exists)) {
$exists->addUserInfo(df_translate('scripts.Dataface.IO._update.ERROR_INCOMPLETE_INFORMATION', "Attempt to update record with incomplete information. On line " . __LINE__ . " of file " . __FILE__, array('line' => __LINE__, 'file' => __FILE__)));
return $exists;
}
if (!$exists) {
return PEAR::raiseError(df_translate('scripts.Dataface.IO._update.ERROR_RECORD_DOESNT_EXIST', "Attempt to update record that doesn't exist in _update() on line " . __LINE__ . " of file " . __FILE__, array('line' => __LINE__, 'file' => __FILE__)), DATAFACE_E_NO_RESULTS);
}
// Step 2: Load objects that we will need
$s =& $this->_table;
$delegate =& $s->getDelegate();
$qb = new Dataface_QueryBuilder($this->_table->tablename, $keys);
if ($record->recordChanged(true)) {
if ($this->fireTriggers) {
$res = $this->fireBeforeUpdate($record);
if (PEAR::isError($res)) {
return $res;
}
}
}
$parentIO =& $this->getParentIO();
if (isset($parentIO)) {
$parentRecord =& $record->getParentRecord();
$res = $parentIO->write($parentRecord, $parentRecord->snapshotKeys());
if (PEAR::isError($res)) {
return $res;
}
}
// we only want to update changed values
$sql = $qb->update($record, $keys, $this->tablename($tablename));
if (PEAR::isError($sql)) {
$sql->addUserInfo(df_translate('scripts.Dataface.IO._update.ERROR_GENERATING_SQL', "Error generating sql for update in IO::_update() on line " . __LINE__ . " of file " . __FILE__, array('line' => __LINE__, 'file' => __FILE__)));
return $sql;
}
if (strlen($sql) > 0) {
//$res = mysql_query($sql, $s->db);
$res = $this->dbObj->query($sql, $s->db, $this->lang);
if (!$res || PEAR::isError($res)) {
if (in_array(mysql_errno($this->_table->db), array(MYSQL_ER_DUP_KEY, MYSQL_ER_DUP_ENTRY))) {
/*
* This is a duplicate entry. We will handle this as an exception rather than an error because
* cases may arise in a database application when a duplicate entry will happen and the application
* will want to handle it in a graceful way. Eg: If the user is entering a username that is the same
* as an existing name. We don't want an ugle FATAL error to be thrown here. Rather we want to
* notify the application that it is a duplicate entry.
*/
return Dataface_Error::duplicateEntry(df_translate('scripts.Dataface.IO._update.ERROR_DUPLICATE_ENTRY', "Duplicate entry into table '" . $s->tablename, array('tablename' => $s->tablename)));
}
trigger_error(df_translate('scripts.Dataface.IO._update.SQL_ERROR', "Failed to update due to sql error: ") . mysql_error($s->db) . Dataface_Error::printStackTrace(), E_USER_ERROR);
}
if ($this->fireTriggers) {
$res2 = $this->fireAfterUpdate($record);
if (PEAR::isError($res2)) {
return $res2;
}
}
}
//$record->clearFlags();
return true;
}
function test_query_builder_update_snapshot()
{
$builder = new Dataface_QueryBuilder('Profiles');
// test default update functionality.
$s = new Dataface_Record('Profiles', array());
$s->clearValues();
$s->setValues(array('id' => 10, 'fname' => 'John', 'lname' => 'Smith', 'title' => 'President Financial Accounting', 'phone1' => '555-555-5555', 'description' => 'This is a description', 'favtime' => '14:23:56', 'dob' => '1978-12-27', 'datecreated' => '19991224060708', 'lastlogin' => '1978-12-27 14:45:23'));
$s->setSnapshot();
$s->setValues(array('id' => 50, 'fname' => 'Susan', 'lname' => 'Moore', 'phone1' => '555-555-5556', 'description' => 'This is another description', 'favtime' => '14:23:57', 'dob' => '1978-12-28', 'datecreated' => '19991224060709', 'lastlogin' => '1978-12-28 14:45:24'));
$this->assertEquals($builder->update($s), "UPDATE `Profiles` SET `id` = '50', `fname` = 'Susan', `lname` = 'Moore', `description` = 'This is another description', `dob` = '1978-12-28', `phone1` = '555-555-5556', `datecreated` = '19991224060709', `favtime` = '14:23:57', `lastlogin` = '1978-12-28 14:45:24' WHERE `Profiles`.`id` = '10' LIMIT 1");
}
