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<?php
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/**
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* @file
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* webform_validation installation file
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*/
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/**
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* Implements hook_schema().
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*/
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function webform_validation_schema() {
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$schema['webform_validation_rule'] = array(
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'description' => 'Stores rule definitions',
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'fields' => array(
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'ruleid' => array(
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'type' => 'serial',
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'description' => 'Unique identifier for a rule',
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'unsigned' => TRUE,
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'not null' => TRUE,
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),
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'rulename' => array(
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'type' => 'varchar',
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'description' => 'Name for the rule',
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'not null' => TRUE,
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'default' => '',
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'length' => 255,
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),
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'nid' => array(
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'type' => 'int',
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'description' => 'The webform {node}.nid',
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'not null' => TRUE,
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'default' => 0,
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'unsigned' => TRUE,
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),
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'validator' => array(
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'type' => 'varchar',
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'description' => 'The validator key',
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'not null' => TRUE,
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'default' => '',
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'length' => 255,
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),
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'data' => array(
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'type' => 'text',
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'description' => 'Additional rule data',
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'not null' => FALSE,
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),
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'error_message' => array(
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'type' => 'varchar',
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'description' => 'Rule error message',
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'not null' => FALSE,
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'length' => 255,
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),
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'negate' => array(
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'type' => 'int',
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'size' => 'tiny',
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'unsigned' => TRUE,
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'description' => 'Validate the inverse of the rule',
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'not null' => TRUE,
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'default' => 0,
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),
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),
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'primary key' => array('ruleid'),
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'indexes' => array(
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'nid' => array('nid'),
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),
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);
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$schema['webform_validation_rule_components'] = array(
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'description' => 'Stores components linked to a rule',
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'fields' => array(
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'ruleid' => array(
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'type' => 'int',
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'description' => 'Unique identifier for a rule',
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'not null' => TRUE,
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'default' => 0,
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'unsigned' => TRUE,
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),
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'cid' => array(
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'type' => 'int',
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'description' => 'The webform component id',
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'not null' => TRUE,
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'default' => 0,
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'unsigned' => TRUE,
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),
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),
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'primary key' => array('ruleid', 'cid'),
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);
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return $schema;
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}
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/**
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* Implements hook_update_N().
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*/
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/**
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* Update numeric validator range to new syntax.
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*/
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function webform_validation_update_1() {
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$ret = array();
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$has_numeric_validator = FALSE;
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$result = db_query("SELECT ruleid, data FROM {webform_validation_rule} WHERE validator = 'numeric'");
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foreach ($result as $row) {
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$has_numeric_validator = TRUE;
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$range = $row->data;
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$range = _webform_validation_update_range_syntax($range);
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db_update('webform_validation_rule')
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->fields(array(
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'data' => $range,
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))
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->condition('ruleid', $row->ruleid, '=')
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->execute();
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}
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if ($has_numeric_validator) {
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$warning_message = t('The numeric validation rule range syntax has changed with this release. Existing numeric validation rules were found and updated. Please verify that they still work as expected!');
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drupal_set_message($warning_message, 'warning');
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}
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return $ret;
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}
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/**
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* Helper function: update numeric validator range to new syntax
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*/
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function _webform_validation_update_range_syntax($range) {
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// no longer use "0" as indicator for no validation. This should be an empty string
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if ($range === "0") {
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return "";
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}
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// replace "0-VAL" with "|VAL" as indicator for less than or equal to
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if (preg_match('/^0 ?-/', $range)) {
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$range_arr = explode('-', $range);
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$range_end = $range_arr[1];
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return "|" . trim($range_end);
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}
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// replace "-" as separator between range values in favor of "|"
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$range = str_replace("-", "|", $range);
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return $range;
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}
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/**
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* Add column to track negated rules.
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* Remove explicit length limit on data field.
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* Remove regex escaping of blacklist data.
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*/
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function webform_validation_update_7101() {
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db_add_field('webform_validation_rule', 'negate', array(
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'type' => 'int',
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'size' => 'tiny',
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'unsigned' => TRUE,
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'description' => 'Validate the inverse of the rule',
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'not null' => TRUE,
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'default' => 0,
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));
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db_change_field('webform_validation_rule', 'data', 'data', array(
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'type' => 'text',
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'description' => 'Additional rule data',
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'not null' => FALSE,
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));
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$replace = array('.', '\\', '+', '*', '?', '[', '^', ']', '$', '(', ')', '{', '}', '=', '!', '<', '>', '|', ':', '-', '/');
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$search = array();
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foreach ($replace as $value) {
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$search[] = '\\' . $value;
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}
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$result = db_query("SELECT DISTINCT data FROM {webform_validation_rule} WHERE validator = 'blacklist'");
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foreach ($result as $row) {
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$data_new = str_replace($search, $replace, $row->data);
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if ($row->data !== $data_new) {
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db_update('webform_validation_rule')
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->fields(array(
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'data' => $data_new,
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))
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->condition('data', $row->data, '=')
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->execute();
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}
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}
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}
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