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- <?php
- /**
- * @file rules integration for the php module
- *
- * @addtogroup rules
- * @{
- */
- /**
- * Implements hook_rules_file_info() on behalf of the php module.
- */
- function rules_php_file_info() {
- return array('modules/php.eval');
- }
- /**
- * Implements hook_rules_evaluator_info() on behalf of the php module.
- */
- function rules_php_evaluator_info() {
- return array(
- 'php' => array(
- 'class' => 'RulesPHPEvaluator',
- 'type' => array('text', 'uri'),
- 'weight' => -10,
- 'module' => 'php',
- ),
- );
- }
- /**
- * Implements hook_rules_data_processor_info() on behalf of the php module.
- */
- function rules_php_data_processor_info() {
- return array(
- 'php' => array(
- 'class' => 'RulesPHPDataProcessor',
- 'type' => array('text', 'token', 'decimal', 'integer', 'date', 'duration', 'boolean', 'uri'),
- 'weight' => 10,
- 'module' => 'php',
- ),
- );
- }
- /**
- * Implements hook_rules_action_info() on behalf of the php module.
- */
- function rules_php_action_info() {
- return array(
- 'php_eval' => array(
- 'label' => t('Execute custom PHP code'),
- 'group' => t('PHP'),
- 'parameter' => array(
- 'code' => array(
- 'restriction' => 'input',
- 'type' => 'text',
- 'label' => t('PHP code'),
- 'description' => t('Enter PHP code without <?php ?> delimiters.'),
- ),
- ),
- 'base' => 'rules_execute_php_eval',
- 'access callback' => 'rules_php_integration_access',
- ),
- );
- }
- /**
- * Alter the form for improved UX.
- */
- function rules_execute_php_eval_form_alter(&$form, &$form_state) {
- // Remove the PHP evaluation help to avoid confusion whether <?php tags should
- // be used. But keep the help about available variables.
- $form['parameter']['code']['settings']['help']['php']['#type'] = 'container';
- $form['parameter']['code']['settings']['help']['php']['top']['#markup'] = t('The following variables are available and may be used by your PHP code:');
- }
- /**
- * Process the settings to prepare code execution.
- */
- function rules_execute_php_eval_process(RulesAbstractPlugin $element) {
- $element->settings['used_vars'] = RulesPHPEvaluator::getUsedVars('<?' . $element->settings['code'], $element->availableVariables());
- }
- /**
- * Specify the php module as dependency.
- */
- function rules_execute_php_eval_dependencies() {
- return array('php');
- }
- /**
- * PHP integration access callback.
- */
- function rules_php_integration_access() {
- return user_access('use PHP for settings');
- }
- /**
- * Implements hook_rules_condition_info() on behalf of the PHP module.
- */
- function rules_php_condition_info() {
- return array(
- 'php_eval' => array(
- 'label' => t('Execute custom PHP code'),
- 'group' => t('PHP'),
- 'parameter' => array(
- 'code' => array(
- 'restriction' => 'input',
- 'type' => 'text',
- 'label' => t('PHP code'),
- 'description' => t('Enter PHP code without <?php ?> delimiters that returns a boolean value; e.g. <code>@code</code>.', array('@code' => "return arg(0) == 'node';")),
- ),
- ),
- 'base' => 'rules_execute_php_eval',
- 'access callback' => 'rules_php_integration_access',
- ),
- );
- }
- /**
- * Generates help for the PHP actions, conditions and input evaluator.
- */
- function rules_php_evaluator_help($var_info, $action_help = FALSE) {
- $render['top'] = array(
- '#prefix' => '<p>',
- '#suffix' => '</p>',
- '#markup' => t('PHP code inside of <?php ?> delimiters will be evaluated and replaced by its output. E.g. <? echo 1+1?> will be replaced by 2.')
- . ' ' . t('Furthermore you can make use of the following variables:'),
- );
- $render['vars'] = array(
- '#theme' => 'table',
- '#header' => array(t('Variable name'), t('Type'), t('Description')),
- '#attributes' => array('class' => array('rules-php-help')),
- );
- $cache = rules_get_cache();
- foreach ($var_info as $name => $info) {
- $row = array();
- $row[] = '$'. check_plain($name);
- $label = isset($cache['data_info'][$info['type']]['label']) ? $cache['data_info'][$info['type']]['label'] : $info['type'];
- $row[] = check_plain(drupal_ucfirst($label));
- $row[] = check_plain($info['label']);
- $render['vars']['#rows'][] = $row;
- }
- if ($action_help) {
- $render['updated_help'] = array(
- '#prefix' => '<p>',
- '#suffix' => '</p>',
- '#markup' => t("If you want to change a variable just return an array of new variable values, e.g.: !code", array('!code' => '<pre>return array("node" => $node);</pre>')),
- );
- }
- return $render;
- }
- /**
- * @}
- */
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