Form Alter what?

gistfile1.txt

/**
 * Implementation of hook_form_alter
 */
function socialflow_form_alter(&$form, &$form_state, $form_id) {
  $socialflow_entities = variable_get('socialflow_entities',array());

  //check settings for entity type and bundle
  if(array_key_exists('#entity_type', $form) &&
     array_key_exists($form['#entity_type'], $socialflow_entities) &&
     array_key_exists('#bundle', $form) &&
     array_key_exists($form['#bundle'], $socialflow_entities[$form['#entity_type']]) &&
     $socialflow_entities[$form['#entity_type']][$form['#bundle']]){

    //Add JS for datepicker helper
    drupal_add_js('SOCIALFLOW.datePickerHelper.init();', 'inline');

    $form['socialflow'] = array(
      '#type' => 'fieldset',
      '#title'=> 'SocialFlow',
      '#collapsible' => TRUE,
      '#collapsed' => FALSE,
      '#weight' => -4.5,
    );

    $accounts = variable_get('socialflow_accounts', array());

	  $accounts_options = array();

	  foreach ($accounts as $account) {
      $name = !empty($account->screen_name) ? $account->screen_name : $account->name;
	    $accounts_options[$account->service_user_id . ':' . $account->account_type] = $account->account_type . ' : ' . $name;
	  }

    $logo_path = drupal_get_path('module', 'socialflow') . '/socialflow_logo_bw.jpg';

    $form['socialflow']['socialflow-logo'] = array(
      '#markup' => '<div class="socialflow-logo"><img src="/' . $logo_path . '" /></div>',
    );

    $form['socialflow']['account'] = array(
      '#type' => 'select',
      '#title' => t('Social Account'),
      '#options' => $accounts_options,
    );

    $form['socialflow']['socialflow-message'] = array(
      '#prefix' => '<div class="socialflow-character-limit">140</div>',
      '#type' => 'textarea',
      '#title' => t('Message to send'),
      '#rows' => 3,
    );

    $form['socialflow']['status'] = array(
      '#type' => 'radios',
      '#title' => t('Status'),
      '#options' => array('optimize' => 'Optimize', 'publish' => 'Publish Now', 'schedule' => 'Schedule', 'hold' => 'Hold'),
      '#default_value' => 'optimize',
      '#required' => FALSE,
    );

    $form['socialflow']['date-and-time'] = array(
      '#type' => 'date_popup',
      '#title' => 'Optimize from',
      '#default_value' => '',
      '#date_format' => 'm/d/Y h:i a',
    );

    $form['socialflow']['end-date'] = array(
	    '#type' => 'date_popup',
	    '#title' => 'Optimize to',
	    '#default_value' => '',
	    '#date_format' => 'm/d/Y h:i a',
	  );
    
    if (arg(1) != 'add') {
      //Check if entity has been sent to socialflow yet
      $history = socialflow_get_history($form['#entity_type'], $form['#bundle'], arg(1));
      if (!empty($history)) {
        $form['socialflow']['resend'] = array(
          '#prefix' => t('Submitted on ' . date('m/d/Y h:m', $history->submitted)),
          '#type' => 'checkbox',
          '#title' => 'Re-send to socialflow',
          '#disabled' => FALSE,
        );
      }
    }

    $form['#submit'][] = 'socialflow_node_form_submit_callback';
  }
}