'. t('The autosave module automatically saves a form after a period of time.') .'
'; - return $output; + break; } + return $output; } /** * Implementation of hook_menu(). */ -function autosave_menu($may_cache) { - global $user; - $items = array(); +function autosave_menu() { + $items['admin/autosave'] = array( + 'title' => 'Autosave save', + 'page callback' => 'autosave_save', + 'access callback' => TRUE, + 'type' => MENU_CALLBACK, + ); - if ($may_cache) { - $items[] = array( - 'path' => 'admin/autosave', - 'title' => t('Autosave save'), - 'callback' => 'autosave_save', - 'access' => TRUE, - 'type' => MENU_CALLBACK, - ); - - $items[] = array( - 'path' => 'admin/settings/autosave', - 'title' => t('Autosave'), - 'description' => t('Configure autosave settings.'), - 'callback' => 'drupal_get_form', - 'callback arguments' => array('autosave_admin_settings'), - 'access' => user_access('administer nodes'), - ); - } + $items['admin/settings/autosave'] = array( + 'title' => 'Autosave', + 'description' => 'Configure autosave settings.', + 'page callback' => 'drupal_get_form', + 'page arguments' => array('autosave_admin_settings'), + 'access arguments' => array('administer nodes'), + ); return $items; } /** + * Implementation of hook_form_alter() for node_type_form + */ +function autosave_form_node_type_form_alter(&$form, $form_state) { + $form['workflow']['autosave'] = array( + '#type' => 'checkbox', + '#title' => t('Enable Autosave to add/edit forms for this node type'), + '#default_value' => variable_get('autosave_'. $form['#node_type']->type, 0), + '#description' => t('Check this box to enable Autosave for this node type.') + ); +} + +/** * Implementation of hook_form_alter(). */ -function autosave_form_alter($form_id, &$form) { - +function autosave_form_alter(&$form, &$form_state, $form_id) { + // TODO: Allow user to configure which forms can be autosaved. if (end(explode('/', $_GET['q'])) == 'configure-autosave') { drupal_add_js('var configure_autosave = true;', 'inline'); - drupal_add_js(drupal_get_path('module', 'autosave') .'/autosave.js'); - drupal_add_js(drupal_get_path('module', 'autosave') .'/jquery.field.js'); - drupal_add_css(drupal_get_path('module', 'autosave') .'/autosave.css'); - } - - if ($form_id == 'node_type_form') { - $form['workflow']['autosave'] = array( - '#type' => 'checkbox', - '#title' => t('Enable Autosave to add/edit forms for this node type'), - '#default_value' => variable_get('autosave_'. $form['#node_type']->type, 0), - '#description' => t('Check this box to enable Autosave for this node type.') - ); - } - + drupal_add_js(AUTOSAVE_PATH .'/autosave.js'); + drupal_add_js(AUTOSAVE_PATH .'/jquery.field.js'); + drupal_add_css(AUTOSAVE_PATH .'/autosave.css'); + } + if (isset($form['type']['#value']) && ($form_id == $form['type']['#value'] .'_node_form')) { - + // check if this content_type has the autosave function enabled and make sure it's a node edit or add form - if ( (variable_get('autosave_'. $form['type']['#value'], 0) == 1) && + if ( (variable_get('autosave_'. $form['type']['#value'], 0) == 1) && ( (arg(0) == 'node' && is_numeric(arg(1)) && arg(2) == 'edit') || (arg(0) == 'node' && arg(1) == 'add') ) ) { global $user; $path = $_GET['q']; - drupal_add_js(drupal_get_path('module', 'autosave') .'/autosave.js'); - drupal_add_js(drupal_get_path('module', 'autosave') .'/jquery.field.js'); - drupal_add_css(drupal_get_path('module', 'autosave') .'/autosave.css'); - + drupal_add_js(AUTOSAVE_PATH .'/autosave.js'); + drupal_add_js(AUTOSAVE_PATH .'/jquery.field.js'); + drupal_add_css(AUTOSAVE_PATH .'/autosave.css'); + if ($form['type']['#value'] .'_node_form' == $form_id) { $settings['form_id'] = 'node_form'; } @@ -88,7 +88,7 @@ function autosave_form_alter($form_id, & $settings['period'] = variable_get('autosave_period', 10); $settings['autosave_url'] = url('admin/autosave'); $settings['q'] = $path; - + // If an autosaved version of the form exists, make it available via javascript. if ($autosaved_form = autosave_get_autosaved_form($form_id, $path, $user->uid)) { $autosaved_form_id = ($form['type']['#value'] .'_node_form' == $form_id) ? 'node_form' : $form_id; @@ -107,20 +107,15 @@ function autosave_form_alter($form_id, & * Menu callback; return the autosave module settings form. */ function autosave_admin_settings() { - $types = node_get_types(); - - $path = drupal_get_path('module', 'autosave'); - - if (!file_exists($path .'/jquery.field.js')) { + if (!file_exists(AUTOSAVE_PATH .'/jquery.field.js')) { drupal_set_message(t('Unable to find the jQuery Field Plugin in !path. Please download jquery.field.js and place it into !path.', array('!path' => $path)), 'error'); } - + $form['autosave_period'] = array( '#type' => 'textfield', '#title' => t('Autosave after this amount seconds has passed'), '#default_value' => variable_get('autosave_period', 10), ); - return system_settings_form($form); } @@ -128,30 +123,34 @@ function autosave_admin_settings() { * Menu callback; autosaves the node. */ function autosave_save() { - global $user; + global $user; $path = $_POST['q']; $form_id = $_POST['form_id']; // Not all variables need to be serialized. - //unset($_POST['form_token'], $_POST['q']); - unset($_POST['q']); + //unset($_POST['form_token'], $_POST['q']); + unset($_POST['q']); $serialized = serialize($_POST); - + // check if node has just been saved - if it has then it's because AS ajax fired off as user was submitting // if it had just been submitted - no need to AS now // - easy to figure out if we are submitting an edit to existing node // - little harder if we have just added a node - $path_args = explode("/", $path); + $path_args = explode("/", $path); // update case - if (is_numeric($path_args[1])) $submitted = node_load($path_args[1]); - // add case - else $submitted->changed = db_result(db_query("SELECT created FROM {node} WHERE uid = %d and type = '%s' ORDER BY created DESC LIMIT 1", $user->uid, str_replace("-", "_", $path_args[2]))); + if (is_numeric($path_args[1])) { + $submitted = node_load($path_args[1]); + } + else { + // add case + $submitted->changed = db_result(db_query("SELECT created FROM {node} WHERE uid = %d and type = '%s' ORDER BY created DESC LIMIT 1", $user->uid, str_replace("-", "_", $path_args[2]))); + } + if (!$submitted || (time() - $submitted->changed) > 10) { // Currently, each user can have only one autosave form at a particular path. db_query("DELETE FROM {autosaved_forms} WHERE form_id = '%s' AND path = '%s' AND uid = %d", $form_id, $path, $user->uid); - db_query("INSERT INTO {autosaved_forms} (form_id, path, uid, timestamp, serialized) VALUES ('%s', '%s', %d, %d, '%s')", - $form_id, $path, $user->uid, time(), $serialized); + db_query("INSERT INTO {autosaved_forms} (form_id, path, uid, timestamp, serialized) VALUES ('%s', '%s', %d, %d, '%s')", $form_id, $path, $user->uid, time(), $serialized); } - + exit(); } @@ -160,16 +159,16 @@ function autosave_save() { * * @param string $form_id * The form_id of the form. - * @param string $path + * @param string $path * The the internal Drupal path where the form is located - * @param string $uid + * @param string $uid * Drupal UID of the user * @return * An array containing the serialized values of the autosaved form and the timestamp of when the form was autosaved. */ function autosave_get_autosaved_form($form_id, $path, $uid) { $result = db_query("SELECT form_id, serialized, timestamp FROM {autosaved_forms} WHERE form_id = '%s' AND path = '%s' AND uid = %d", $form_id, $path, $uid); - + while ($data = db_fetch_object($result)) { $form['serialized'] = $data->serialized; $form['timestamp'] = $data->timestamp; @@ -179,13 +178,12 @@ function autosave_get_autosaved_form($fo /** * Implementation of hook_nodeapi(). - * + * * Delete autosave table entry on successful submit (add or update) of node * */ function autosave_nodeapi(&$node, $op, $a3 = NULL, $a4 = NULL) { if ($op == 'submit') { - //global $user; // we remove ALL edits for that page (not just the users) to avoid: // - user1 asaves but doesnt submit // - user2 edits same node and submits