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MDL-51108 mod_data: Add validation for Lat. and Long.

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Added a check to see that both the Lat. and Long. values
are entered when filling in database module entries.
This commit is contained in:
Adrian Greeve 2015-09-14 10:03:11 +08:00
parent d230899db8
commit d25043270c
3 changed files with 33 additions and 1 deletions
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22
mod/data/field/latlong/field.class.php
View File

@ -253,4 +253,26 @@ class data_field_latlong extends data_field_base {
return isset($value) && !($value == '');
}
/**
* Validate values for this field.
* Both the Latitude and the Longitude fields need to be filled in.
*
* @param array $values The entered values for the lat. and long.
* @return string|bool Error message or false.
*/
public function field_validation($values) {
$valuecount = 0;
// The lat long class has two values that need to be checked.
foreach ($values as $value) {
if (isset($value->value) && !($value->value == '')) {
$valuecount++;
}
}
// If we have nothing filled in or both filled in then everything is okay.
if ($valuecount == 0 || $valuecount == 2) {
return false;
}
// If we get here then only one field has been filled in.
return get_string('latlongboth', 'data');
}
}

1
mod/data/lang/en/data.php
View File

@ -208,6 +208,7 @@ $string['invalidurl'] = 'The URL you just entered is not valid';
$string['jstemplate'] = 'Javascript template';
$string['latitude'] = 'Latitude';
$string['latlong'] = 'Latitude/longitude';
$string['latlongboth'] = 'Both the Latitude and the Longitude must be filled in.';
$string['latlongdownloadallhint'] = 'Download link for all entries as KML';
$string['latlongkmllabelling'] = 'How to label items in KML files (Google Earth)';
$string['latlonglinkservicesdisplayed'] = 'Link-out services to display';

11
mod/data/lib.php
View File

@ -3838,6 +3838,7 @@ function data_process_submission(stdClass $mod, $fields, stdClass $datarecord) {
// Empty form checking - you can't submit an empty form.
$emptyform = true;
$requiredfieldsfilled = true;
$fieldsvalidated = true;
// Store the notifications.
$result->generalnotifications = array();
@ -3875,6 +3876,14 @@ function data_process_submission(stdClass $mod, $fields, stdClass $datarecord) {
$field = data_get_field($fieldrecord, $mod);
if (isset($submitteddata[$fieldrecord->id])) {
// Field validation check.
if (method_exists($field, 'field_validation')) {
$errormessage = $field->field_validation($submitteddata[$fieldrecord->id]);
if ($errormessage) {
$result->fieldnotifications[$field->field->name][] = $errormessage;
$fieldsvalidated = false;
}
}
foreach ($submitteddata[$fieldrecord->id] as $fieldname => $value) {
if ($field->notemptyfield($value->value, $value->fieldname)) {
// The field has content and the form is not empty.
@ -3906,7 +3915,7 @@ function data_process_submission(stdClass $mod, $fields, stdClass $datarecord) {
$result->generalnotifications[] = get_string('emptyaddform', 'data');
}
$result->validated = $requiredfieldsfilled && !$emptyform;
$result->validated = $requiredfieldsfilled && !$emptyform && $fieldsvalidated;
return $result;
}