'fieldset',
'#title' => t('Block Management'),
'#prefix' => '',
'#suffix' => '
',
);
$kh_data_array = variable_get('particle_emitter_blocks', '');
$data = array();
if (!empty($kh_data_array)) {
$data = $kh_data_array;
}
if (!isset($form_state['block_count']) && !empty($kh_data_array)) {
$form_state['block_count'] = count($data);
}
if (empty($form_state['block_count'])) {
$form_state['block_count'] = 1;
}
$_data = array_values($data);
$data = $_data;
$form['particle_emitter_blocks_fieldset']['description1'] = array(
'#markup' => '' . t('In this section you can manage your custom blocks. To add a new custom block click the "Add new block" button and give it a name and a internal description. To activate the blocks go to block page') . '
',
);
$form['particle_emitter_blocks_fieldset']['particle_emitter_description_br'] = array(
'#markup' => '
',
);
$form['particle_emitter_blocks_fieldset']['particle_emitter_add_block'] = array(
'#type' => 'submit',
'#value' => 'Add new block',
'#title' => t('Add new block'),
'#submit' => array('particle_emitter_blocks_form_add_block'),
'#ajax' => array(
'callback' => 'particle_emitter_blocks_form_callback',
'wrapper' => 'names-fieldset-wrapper',
),
);
$form['particle_emitter_blocks_fieldset']['description2'] = array(
'#markup' => '' . t('Overview of custom blocks avaiable:') . '
',
);
for ($i = 0; $i < $form_state['block_count']; $i++) {
$particle_emitter_block_name = (!empty($data[$i]['particle_emitter_block_id'])) ? $data[$i]['particle_emitter_block_id'] : '';
$particle_emitter_block_desc = (!empty($data[$i]['particle_emitter_block_name'])) ? $data[$i]['particle_emitter_block_name'] : '';
$form['particle_emitter_blocks_fieldset'][$i] = array(
'#prefix' => /*($i == 0) ? $header : */'',
'#suffix' => '
',
);
$form['particle_emitter_blocks_fieldset'][$i]['particle_emitter_block_id'] = array(
'#type' => 'textfield',
'#required' => TRUE,
'#size' => 30,
'#maxlength' => 50,
'#title' => t('Block ID'),
'#title_display' => 'invisible',
'#default_value' => $particle_emitter_block_name,
'#description' => t('Block ID'),
);
$form['particle_emitter_blocks_fieldset'][$i]['particle_emitter_block_name'] = array(
'#type' => 'textfield',
'#required' => TRUE,
'#size' => 30,
'#maxlength' => 150,
'#title' => t('Block Name'),
'#title_display' => 'invisible',
'#default_value' => $particle_emitter_block_desc,
'#description' => t('Block Name'),
);
$form['particle_emitter_blocks_fieldset'][$i]['particle_emitter_block_delete'] = array(
'#type' => 'checkbox',
'#title' => t('Remove this custom block'),
);
$form['particle_emitter_blocks_fieldset'][$i]['particle_emitter_br'] = array(
'#markup' => '
',
);
}
$form['submit'] = array(
'#type' => 'submit',
'#value' => t('Save settings'),
);
return $form;
}
/**
* Submit handler for the "add-one-more" button.
*
* Increments the max counter and causes a rebuild.
*/
function particle_emitter_blocks_form_add_block($form, &$form_state) {
$form_state['block_count']++;
$form_state['rebuild'] = TRUE;
}
/**
* Callback for both ajax-enabled buttons.
*
* Selects and returns the fieldset with the names in it.
*/
function particle_emitter_blocks_form_callback($form, $form_state) {
return $form['particle_emitter_blocks_fieldset'];
}
/**
* Implements hook_form_validate().
*/
function particle_emitter_blocks_form_validate($form, &$form_state) {
$_data = $form_state['values']['particle_emitter_blocks_fieldset'];
unset($_data['particle_emitter_add_block']);
$data = array_values($_data);
foreach ($data as $k => $v) {
if (!empty($v['particle_emitter_block_id']) || !empty($v['particle_emitter_block_name'])) {
if (!preg_match('/^[a-z]{1}[a-z0-9\_]{0,}$/', $v['particle_emitter_block_id'])) {
form_set_error('url', t('Please provide a valid maschine name (Characters allowed: [a-z], [0-9], [_] underscore). ID must begin with a lowercase letter [a-z].'));
}
if (!preg_match('/^[A-Za-z0-9\_\.\ ]{1,}$/', $v['particle_emitter_block_name'])) {
form_set_error('url', t('Please provide a valid block description. (Characters allowed: [A-Z], [a-z], [0-9], [_] underscore, [.] point, [ ] whitespace).'));
}
}
}
}
/**
* Implements hook_form_submit().
*/
function particle_emitter_blocks_form_submit($form, &$form_state) {
if (isset($form_state['values']['particle_emitter_blocks_fieldset']['particle_emitter_add_block'])) {
unset($form_state['values']['particle_emitter_blocks_fieldset']['particle_emitter_add_block']);
}
for ($i = 0; $i < count($form_state['values']['particle_emitter_blocks_fieldset']); $i++) {
if ($form_state['values']['particle_emitter_blocks_fieldset'][$i]['particle_emitter_block_delete'] == '1') {
unset($form_state['values']['particle_emitter_blocks_fieldset'][$i]);
}
else {
unset($form_state['values']['particle_emitter_blocks_fieldset'][$i]['particle_emitter_block_delete']);
}
}
variable_set("particle_emitter_blocks", $form_state['values']['particle_emitter_blocks_fieldset']);
drupal_set_message('Your settings have been saved');
cache_clear_all();
}