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<?php
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/**
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* @file
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* Plugin to provide access control based on evaluated PHP.
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*/
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/**
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* Plugins are described by creating a $plugin array which will be used
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* by the system that includes this file.
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*/
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$plugin = array(
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'title' => t("PHP Code"),
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'description' => t('Control access through arbitrary PHP code.'),
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'callback' => 'ctools_php_ctools_access_check',
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'default' => array('description' => '', 'php' => ''),
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'settings form' => 'ctools_php_ctools_access_settings',
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'summary' => 'ctools_php_ctools_access_summary',
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'all contexts' => TRUE,
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);
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/**
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* Settings form for the 'by perm' access plugin.
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*
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* @todo Need a way to provide a list of all available contexts to be used by
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* the eval-ed PHP.
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*/
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function ctools_php_ctools_access_settings($form, &$form_state, $conf) {
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$perms = array();
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$form['settings']['description'] = array(
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'#type' => 'textfield',
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'#title' => t('Administrative desc'),
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'#default_value' => $conf['description'],
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'#description' => t('A description for this test for administrative purposes.'),
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);
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$form['settings']['php'] = array(
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'#type' => 'textarea',
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'#title' => t('PHP Code'),
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'#default_value' => $conf['php'],
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'#description' => t('Access will be granted if the following PHP code returns <code>TRUE</code>. Do not include <?php ?>. Note that executing incorrect PHP-code can break your Drupal site. All contexts will be available in the <em>$contexts</em> variable.'),
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);
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if (!user_access('use PHP for settings')) {
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$form['settings']['php']['#disabled'] = TRUE;
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$form['settings']['php']['#value'] = $conf['php'];
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$form['settings']['php']['#description'] .= ' ' . t('You do not have sufficient permissions to edit PHP code.');
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}
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return $form;
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}
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/**
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* Check for access.
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*/
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function ctools_php_ctools_access_check($__conf, $contexts) {
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$access = eval($__conf['php']);
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return $access;
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}
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/**
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* Provide a summary description based upon the checked roles.
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*/
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function ctools_php_ctools_access_summary($conf, $contexts) {
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return !empty($conf['description']) ? check_plain($conf['description']) : t('No description');
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}
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