2015-04-19 16:46:59 +02:00

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<?php
/**
* @file
* The Read Only Mode module adds another option to the Site Maintenance page
* With this option, it is possible to keep the site online but only disable content moderation.
*/
/**
* Implementation of hook_form_alter().
* Permit posting of content
*/
function readonlymode_form_alter(&$form, $form_state, $form_id) {
if (variable_get('site_readonly', FALSE)) {
switch ($form_id) {
case 'webform_client_form_' . @$form['#node']->nid: // Disable webforms
case 'comment_form': // Disable comments
case 'user_register': // Disable user creation
case 'user_profile_form': // Disable user edit
case @$form['#node']->type .'_node_form': // Disable node/add
case 'node_admin_content': // Disable admin content moderation
case 'comment_admin_overview': // Disable admin comment moderation
global $user;
if ($user->uid != 1) {
$form = array();
if ($url = variable_get('site_readonly_url', '')) {
drupal_goto($url);
}
else{
$form['notice'] = array('#value' => _readonlymode_notice());
}
}
else {
drupal_set_message(t('The site is currently set to read-only, content moderation is disabled for all users but you.'), 'error');
}
break;
}
}
return $form;
}
/**
* Implementation of hook_form_FORM_ID_alter().
* Alter the Site Maintenance form
*/
function readonlymode_form_system_site_maintenance_mode_alter(&$form, $form_state) {
if (!variable_get('site_offline', 0)) {
$form["read_only"] = array(
"#title" => "Read Only Mode",
"#type" => "fieldset",
"#weight" => 0,
"#collapsible" => TRUE,
"#collapsed" => variable_get('site_readonly', FALSE) ? FALSE : TRUE,
);
$form["read_only"]["site_readonly"] = array(
"#type" => "checkbox",
"#title" => t("Read only mode"),
"#description" => t('Put the site in read-only mode. When set to "Read-only", all content moderation (add/edit) will be impossible.'),
"#weight" => 0,
"#default_value" => variable_get('site_readonly', FALSE),
);
$form["read_only"]["site_readonly_message"] = array(
"#type" => "textarea",
"#title" => t("Site read-only message"),
"#description" => t("The module will replace the forms for posting/editing with the message entered here."),
"#default_value" => _readonlymode_notice(),
"#required" => TRUE,
);
$form["read_only"]["site_readonly_url"] = array(
"#type" => "textfield",
"#title" => t("Redirect path"),
"#description" => t("When given, Drupal will redirect the user to this URL when a user tries to add/edit content instead of displaying the message above."),
"#default_value" => variable_get('site_readonly_url', ''),
);
$form['#validate'][] = 'readonlymode_form_validate_url';
}
else{
$form["site_offline"]["#description"] .= " <strong>" . ('To set the website in Read-Only Mode, you have to set the site status to Online first.') . "</strong>";
}
}
/**
* Implementation of hook_form_validate().
*/
function readonlymode_form_validate_url(&$form, $form_state) {
if ($path = $form_state['values']['site_readonly_url']) {
$item = menu_get_item($path);
if (!$item || !$item['access']) {
form_set_error('site_readonly_url', t("The path '@link_path' is either invalid or you do not have access to it.", array('@link_path' => $path)));
}
}
}
function _readonlymode_notice() {
return variable_get('site_readonly_message', t("@sitename is currently in maintenance. During this maintenance it is not possible to add or edit content (like comments and pages).", array("@sitename" => variable_get('site_name', 'drupal'))));
}