Determines if the file was uploaded or not. If not, will return the
appropriate error message.
| public wasFileUploaded ( string $field, string $name = null ) | ||
| $field | string | The name of the field containing the uploaded file. |
| $name | string | The file description string to use in the error message. Default: 'file'. |
/**
* Takes all necessary actions for the given import step, parameters and
* form values and returns the next necessary step.
*
* @param integer $action The current step. One of the IMPORT_* constants.
* @param array $param An associative array containing needed
* parameters for the current step.
*
* @return mixed Either the next step as an integer constant or imported
* data set after the final step.
* @throws Horde_Data_Exception
*/
public function nextStep($action, array $param = array())
{
/* First step. */
if (is_null($action)) {
return Horde_Data::IMPORT_FILE;
}
switch ($action) {
case Horde_Data::IMPORT_FILE:
if (!isset($this->_browser)) {
throw new LogicException('Missing browser parameter.');
}
/* Sanitize uploaded file. */
try {
$this->_browser->wasFileUploaded('import_file', $param['file_types'][$this->_vars->import_format]);
} catch (Horde_Exception $e) {
throw new Horde_Data_Exception($e);
}
if ($_FILES['import_file']['size'] <= 0) {
throw new Horde_Data_Exception(Horde_Data_Translation::t("The file contained no data."));
}
$this->storage->set('format', $this->_vars->import_format);
break;
case Horde_Data::IMPORT_MAPPED:
if (!$this->_vars->dataKeys || !$this->_vars->appKeys) {
throw new Horde_Data_Exception(Horde_Data_Translation::t("You didn\\'t map any fields from the imported file to the corresponding fields."));
}
$dataKeys = explode("\t", $this->_vars->dataKeys);
$appKeys = explode("\t", $this->_vars->appKeys);
$dates = $map = array();
if (!($import_data = $this->storage->get('data'))) {
$import_data = array();
}
foreach ($appKeys as $key => $app) {
$map[$dataKeys[$key]] = $app;
if (isset($param['time_fields']) && isset($param['time_fields'][$app])) {
$dates[$dataKeys[$key]]['type'] = $param['time_fields'][$app];
$dates[$dataKeys[$key]]['values'] = array();
$i = 0;
/* Build an example array of up to 10 date/time fields. */
while ($i < count($import_data) && count($dates[$dataKeys[$key]]['values']) < 10) {
if (!empty($import_data[$i][$dataKeys[$key]])) {
$dates[$dataKeys[$key]]['values'][] = $import_data[$i][$dataKeys[$key]];
}
++$i;
}
}
}
$this->storage->set('map', $map);
if (count($dates) > 0) {
foreach ($dates as $key => $data) {
if (count($data['values'])) {
$this->storage->set('dates', $dates);
return Horde_Data::IMPORT_DATETIME;
}
}
}
return $this->nextStep(Horde_Data::IMPORT_DATA, $param);
case Horde_Data::IMPORT_DATETIME:
case Horde_Data::IMPORT_DATA:
if ($action == Horde_Data::IMPORT_DATETIME) {
$params = array('delimiter' => $this->_vars->delimiter, 'format' => $this->_vars->format, 'order' => $this->_vars->order, 'day_delimiter' => $this->_vars->day_delimiter, 'day_format' => $this->_vars->day_format, 'time_delimiter' => $this->_vars->time_delimiter, 'time_format' => $this->_vars->time_format);
}
if (!$this->storage->exists('data')) {
throw new Horde_Data_Exception(Horde_Data_Translation::t("The uploaded data was lost since the previous step."));
}
/* Build the result data set as an associative array. */
$data = array();
$data_map = $this->storage->get('map');
foreach ($this->storage->get('data') as $row) {
$data_row = array();
foreach ($row as $key => $val) {
if (isset($data_map[$key])) {
$mapped_key = $data_map[$key];
if ($action == Horde_Data::IMPORT_DATETIME && !empty($val) && isset($param['time_fields']) && isset($param['time_fields'][$mapped_key])) {
$val = $this->_mapDate($val, $param['time_fields'][$mapped_key], $params, $key);
}
$data_row[$mapped_key] = $val;
}
}
$data[] = $data_row;
}
return $data;
}
}