TRUE,
);
$delta = $details['delta'];
// FALSE by default, or if the user has checked the 'Enabled' check box for
// this row.
$row_disabled = (isset($details['enabled']) ? !$details['enabled'] : FALSE);
$form['author'] = array(
'#type' => 'select',
'#options' => user_roles(TRUE),
'#default_value' => (isset($details['author']) ? $details['author'] : DRUPAL_AUTHENTICATED_RID),
'#disabled' => $row_disabled,
);
$form['recipient'] = array(
'#type' => 'select',
'#options' => user_roles(TRUE),
'#default_value' => (isset($details['recipient']) ? $details['recipient'] : DRUPAL_AUTHENTICATED_RID),
'#disabled' => $row_disabled,
);
// Provide different action radios if we're using a whitelist or a blacklist.
if ($blacklist) {
$options = array(
PM_BLOCK_USER_DISALLOW_BLOCKING => t('Disallow blocking author'),
PM_BLOCK_USER_DISALLOW_SENDING => t('Disallow sending message'),
);
$default_value = (isset($details['action']) ? $details['action'] : PM_BLOCK_USER_DISALLOW_BLOCKING);
}
else {
// TODO: add whitelist options/default_value here.
}
$form['action'] = array(
'#type' => 'radios',
'#options' => $options,
'#disabled' => $row_disabled,
'#default_value' => $default_value,
);
$form['enabled'] = array(
'#type' => 'checkbox',
'#default_value' => (isset($details['enabled']) ? $details['enabled'] : TRUE),
);
$form['remove'] = array(
'#type' => 'submit',
'#submit' => array('pm_block_user_remove_submit'),
'#value' => t('Remove_' . $delta),
'#attributes' => array('class' => array('remove-action')),
'#prefix' => '
',
'#suffix' => '
',
'#ajax' => array(
'callback' => 'pm_block_user_js',
'wrapper' => 'block-actions',
),
);
return $form;
}
/**
* Takes an array of settings and filters out anything that's un-needed.
* Leaving only settings to be saved.
*
* @param $settings
* The array of settings to filter.
*
* @return
* Array of settings, ready to be stored in the database.
*
* @see pm_block_user_settings_submit()
*/
function _pm_block_user_settings_filter($settings) {
// Add-in the names of any settings to be saved into the array below.
$save_keys = array('author', 'recipient', 'action', 'enabled');
$matching = array();
// Run through each of the keys we want to save, creating a new array.
// It's not possible to simply check for unwanted values and unset() them as
// the array is multi-dimensional.
foreach ($save_keys as $save_key) {
if (isset($settings[$save_key])) {
$matching[$save_key] = $settings[$save_key];
}
}
if (count($matching) > 0) {
return $matching;
}
else {
return array_map('_pm_block_user_settings_filter', $settings);
}
}
/**
* Menu callback for AHAH handling.
*/
function pm_block_user_js($form, $form_state) {
return drupal_render($form['block_actions']);
}
/**
* Submit handler for 'More' button, adds a new action.
*
* @see pm_block_user_remove_submit()
*/
function pm_block_user_more_submit($form, &$form_state) {
unset($form_state['submit_handlers']);
form_execute_handlers('submit', $form, $form_state);
// Get the submitted actions, then put them into a special area of
// the $form_state.
$submitted_values = $form_state['values'];
// Add an empty action.
$submitted_values['block_actions'][] = array();
$form_state['pm_block_user'] = $submitted_values;
// Rebuild the form by passing our $form_state through the
// pm_block_user_settings() builder function.
$form_state['rebuild'] = TRUE;
}
/**
* Submit handler for 'Remove' button, removes an action.
*
* @see pm_block_user_more_submit()
*/
function pm_block_user_remove_submit($form, &$form_state) {
unset($form_state['submit_handlers']);
form_execute_handlers('submit', $form, $form_state);
$submitted_values = $form_state['values'];
// Remove the requested action.
$delta = $form_state['clicked_button']['#parents'][1];
unset($submitted_values['block_actions'][$delta]);
$form_state['pm_block_user'] = $submitted_values;
$form_state['rebuild'] = TRUE;
}
/**
* Menu callback for blocked user settings.
*/
function pm_block_user_settings($form, &$form_state) {
drupal_add_css(drupal_get_path('module', 'pm_block_user') .'/pm_block_user.css');
// Need to cache form for AHAH, so it can be rebuilt from cache later.
$form = array(
'#cache' => TRUE,
);
// Container for just the actions, used for AHAH.
$form['block_actions'] = array(
'#tree' => TRUE,
'#prefix' => '
',
'#suffix' => '
',
'#theme' => 'pm_block_user_actions',
);
// Should we populate the form with data from $form_state or the database?
if (!isset($form_state['pm_block_user']['block_actions'])) {
$block_actions = variable_get('pm_block_user_actions', array());
}
else {
$block_actions = $form_state['pm_block_user']['block_actions'];
}
// Work through each rule, adding it as a new element in
// $form['block_actions'] ready to be themed later.
foreach ($block_actions as $delta => $details) {
$details['delta'] = $delta;
$form['block_actions'][$delta] = _pm_block_user_actions_form($details);
}
// The magic AHAH callback button that adds more rows.
$form['pm_block_actions_more'] = array(
'#type' => 'submit',
'#value' => t('More'),
'#weight' => 1,
'#prefix' => '
',
'#suffix' => '
',
'#submit' => array('pm_block_user_more_submit'),
'#ajax' => array(
'callback' => 'pm_block_user_js',
'wrapper' => 'block-actions',
'method' => 'replace',
'effect' => 'fade',
),
);
$form['submit_form'] = array(
'#type' => 'submit',
'#weight' => 10,
'#value' => t('Save configuration'),
);
return $form;
}
/**
* Submit handler for admin form.
*/
function pm_block_user_settings_submit($form, &$form_state) {
// We don't want it to submit when we're adding/removing actions.
if ($form_state['clicked_button']['#id'] == 'edit-submit-form') {
// If the form's 'block_actions' aren't set, the user has deleted all the
// rows in the table, so we save an empty array to stop errors in the form
// builder.
if (isset($form_state['values']['block_actions'])) {
variable_set('pm_block_user_actions', _pm_block_user_settings_filter($form_state['values']['block_actions']));
}
else {
variable_set('pm_block_user_actions', array());
}
drupal_set_message(t('The configuration options have been saved.'));
}
}