function rules_condition_data_is_form_alter

Form alter callback for the condition data_is.

Use multiple steps to configure the condition as the needed type of the value depends on the selected data.

Related topics

Rules module integrations.
Module integrations with the rules module.
Rules module integrations.
Module integrations with the rules module.

File

modules/data.rules.inc, line 637

Code

function rules_condition_data_is_form_alter(&$form, &$form_state, $options, RulesAbstractPlugin $element) {
    if (!empty($options['init']) && !isset($form_state['rules_element_step'])) {
        unset($form['parameter']['op'], $form['parameter']['value']);
        $form['negate']['#access'] = FALSE;
        $form_state['rules_element_step'] = 'data_value';
        $form['submit'] = array(
            '#type' => 'submit',
            '#value' => t('Continue'),
            '#limit_validation_errors' => array(
                array(
                    'parameter',
                    'data',
                ),
                array(
                    'parameter',
                    'op',
                ),
            ),
            '#submit' => array(
                'rules_form_submit_rebuild',
            ),
        );
        // Clear the parameter mode for the value parameter, so its gets the proper
        // default value based upon the type of the the selected data on rebuild.
        unset($form_state['parameter_mode']['value']);
    }
    else {
        // Change the data parameter to be not editable.
        $form['parameter']['data']['settings']['#access'] = FALSE;
        // @todo Improve display.
        $form['parameter']['data']['info'] = array(
            '#prefix' => '<p>',
            '#markup' => t('<strong>Selected data:</strong> %selector', array(
                '%selector' => $element->settings['data:select'],
            )),
            '#suffix' => '</p>',
        );
        // Limit the operations to what makes sense for the selected data type.
        $info = $element->pluginParameterInfo();
        $data_info = $info['value'];
        if ($element->settings['op'] == 'IN') {
            $data_info['type'] = entity_property_list_extract_type($data_info['type']);
        }
        if (!RulesData::typesMatch($data_info, array(
            'type' => array(
                'decimal',
                'date',
            ),
        ))) {
            $options =& $form['parameter']['op']['settings']['op']['#options'];
            unset($options['<'], $options['>']);
        }
        // Remove 'contains' if it is not selected, as it is deprecated by the
        // text comparison condition.
        if ($element->settings['op'] != 'contains') {
            unset($form['parameter']['op']['settings']['op']['#options']['contains']);
        }
        // Auto-refresh the form if the operation is changed, so the input form
        // changes in case "is one of" requires a list value.
        $form['parameter']['op']['settings']['op']['#ajax'] = rules_ui_form_default_ajax() + array(
            'trigger_as' => array(
                'name' => 'reload',
            ),
        );
        // Provide a reload button for non-JS users.
        $form['reload'] = array(
            '#type' => 'submit',
            '#value' => t('Reload form'),
            '#limit_validation_errors' => array(
                array(
                    'parameter',
                    'data',
                ),
                array(
                    'parameter',
                    'op',
                ),
            ),
            '#submit' => array(
                'rules_form_submit_rebuild',
            ),
            '#ajax' => rules_ui_form_default_ajax(),
            '#weight' => 5,
        );
        // Hide the reload button in case JS is enabled.
        $form['reload']['#attributes'] = array(
            'class' => array(
                'rules-hide-js',
            ),
        );
    }
}