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fbconnect.pages.inc in Facebook Connect 6.2

Same filename and directory in other branches
  1. 6 fbconnect.pages.inc

User pages callbacks for the fbconnect module.

File

fbconnect.pages.inc
View source 
<?php

/**
 * @file
 * User pages callbacks for the fbconnect module.
 */

/**
 * Menu callback.
 * Called when user perform facebook registration
 */
function fbconnect_prompt_page() {
  $links = fbconnect_prompt_page_links();
  $output = array();
  foreach ($links as $link) {
    array_push($output, theme('box', $link));
  }
  return join("\n", $output);
}

/**
 * @todo.
 */
function fbconnect_prompt_page_links() {
  $conf = fbconnect_get_config();
  $params = array(
    '!site_name' => $conf['invite_name'],
  );
  $reg_msg = t('Click here to create a new !site_name account with Facebook', $params);
  $link_msg = t('Click here to connect your existing !site_name account with Facebook', $params);
  $reg_attr = array();
  if ($conf['fast_reg_mode']) {
    $reg_attr = array(
      'attributes' => array(
        'onclick' => 'Drupal.fbconnect.DoFastRegistration(this); return false;',
      ),
    );
  }
  $reg_choice = l($reg_msg, 'fbconnect/register/create', $reg_attr);
  $link_choice = l($link_msg, 'user', array(
    'query' => 'destination=fbconnect/link',
  ));
  return array(
    $reg_choice,
    $link_choice,
  );
}

/**
 * Menu callback.
 * Called when user perform facebook registration
 */
function fbconnect_register_page($form_state = array()) {
  $conf = fbconnect_get_config();
  $data = fbconnect_get_user_info('name, email');
  $form = drupal_retrieve_form('user_register', $form_state);
  $site = $conf['invite_name'];

  // #758918: prevent users registration if admin has blocked free registration.
  $user_reg_mode = variable_get('user_register', 1);
  if ($user_reg_mode == 0) {
    drupal_access_denied();
    return;
  }
  drupal_prepare_form('user_register', $form, $form_state);
  $form['name']['#default_value'] = $data['name'];
  $form['fbconnect'] = array(
    '#type' => 'fieldset',
    '#title' => t('Facebook Connect'),
  );
  $form['fbconnect']['fb_visible'] = array(
    '#type' => 'checkbox',
    '#title' => t('Let my Facebook friends see me on @sitename', array(
      '@sitename' => $site,
    )),
    '#default_value' => 1,
  );
  if (variable_get('user_pictures', 0) && $conf['user_pictures'] == 'allow') {
    $form['fbconnect']['fb_avatar'] = array(
      '#type' => 'checkbox',
      '#title' => t('Use my Facebook picture as user picture'),
      '#description' => t('Your picture will be loaded from facebook.'),
      '#default_value' => 1,
    );
  }
  $form['#redirect'] = isset($_REQUEST['destination']) ? $_REQUEST['destination'] : '';
  $form['#submit'][] = 'fbconnect_register_form_submit';

  // Fast registration mode, we by pass std drupal reg form.
  if ($conf['fast_reg_mode']) {
    $newname = $conf['fast_reg_autoname'] ? _fbconnect_get_username($data['name']) : $data['name'];
    $form_state['values']['name'] = $newname;
    $form_state['values']['mail'] = $data['email'];
    $form_state['values']['pass'] = user_password();
    $form_state['values']['status'] = 1;
    $form_state['values']['fb_visible'] = 1;
    $form_state['values']['fb_avatar'] = 1;
    drupal_validate_form('user_register', $form, $form_state);
    $success = !form_get_errors();
    if (!$success) {
      $dest = array(
        'query' => 'destination=fbconnect/link',
      );
      drupal_set_message(t('Facebook connect registration failed for the reasons listed. You may register now, or if you already have an account you can <a href="@login">log in</a> now and link your account', array(
        '@login' => url('user/login', $dest),
      )), 'warning');

      // Append form validation errors below the above warning.
      $messages = drupal_get_messages('error');
      foreach ($messages['error'] as $message) {
        drupal_set_message($message, 'error');
      }
      drupal_goto('user/register', $dest['query']);
    }
    fbconnect_register_form_submit($form, $form_state);
    drupal_goto();
  }
  return $form;
}

/**
 * @todo.
 */
function _fbconnect_get_username($name_suggestion) {
  $query = "SELECT COUNT(name) FROM {users} WHERE name = '%s'";
  $result = db_result(db_query($query, $name_suggestion));
  if ($result['name'] != 0) {
    $counter = variable_get('fbconnect_namecounter', 1);
    $newname = 'fbuser' . $counter;
    $counter++;
    variable_set('fbconnect_namecounter', $counter);
  }
  else {
    $newname = $name_suggestion;
  }
  return $newname;
}

/**
 * @todo.
 */
function fbconnect_register_form_submit($form, &$form_state) {
  $fbuid = fbconnect_get_fbuid();
  if (_fbconnect_is_user($fbuid)) {
    $msg = t("Retrying registration. Your Facebook account already assigned to one account on our site");
    drupal_set_message($msg, 'error');
    watchdog('fbconnect', 'Error creating account for @fbuid', array(
      '@fbuid' => $fbuid,
    ), WATCHDOG_ALERT);
    drupal_goto();
  }
  if (variable_get('fbconnect_fast_reg', NULL)) {
    $user = user_save(NULL, $form_state['values']);
  }
  else {
    $user = $form_state['user'];
  }
  if (!$user) {
    drupal_set_message(t("Error saving user account."), 'error');
    drupal_goto();
  }
  fbconnect_register($user->uid, $fbuid);
  $data['fb_avatar'] = isset($form_state['values']['fb_avatar']) ? $form_state['values']['fb_avatar'] : 0;
  $data['fb_visible'] = $form_state['values']['fb_visible'];
  user_save($user, $data);
  user_external_login($user);
  $_SESSION['fbconnect_feed']['type'] = 'register';
}

/**
 * Menu callback fbconnect identities
 */
function fbconnect_user_identities($account) {
  $conf = fbconnect_get_config();
  $fbuid = fbconnect_get_fbuid();
  $uid = _fbconnect_is_user($fbuid);
  drupal_set_title(check_plain($account->name));
  if (isset($account->fbuid) && $account->fbuid) {
    return drupal_get_form('fbconnect_user_settings_form', $account);
  }
  elseif ($uid && $account->uid != $uid) {
    return theme('fbconnect_user_profile_tab_connected', $account, $conf, $uid);
  }
  else {
    return theme('fbconnect_user_profile_tab_unconnected', $account, $conf, $uid);
  }
}

/**
 *  This form allows the user to manage their facebook connect settings.
 *
 *  Some options are visible only if facebook session is active.
 */
function fbconnect_user_settings_form($form_state, $account) {
  $conf = fbconnect_get_config();

  // These fields manage the visibility of the user, if the option is enabled,
  // user's facebook friends will be able to see his presence on this site.
  $form['fb_visible'] = array(
    '#type' => 'checkbox',
    '#title' => t('Let my Facebook friends see me on @site', array(
      '@site' => $conf['invite_name'],
    )),
    '#description' => t('My Facebook friends will be able to see that I own an account on this website.'),
    '#default_value' => isset($account->fb_visible) ? $account->fb_visible : NULL,
  );

  // Whether user picture is enabled, users can choose to use his facebook
  // avatar as avatar.
  if ($conf['user_pictures'] == 'allow') {
    $form['fb_avatar'] = array(
      '#type' => 'checkbox',
      '#title' => t('Use my Facebook picture as user picture'),
      '#default_value' => isset($account->fb_avatar) ? $account->fb_avatar : NULL,
    );
  }
  if (!variable_get('user_pictures', 0)) {
    $form['fb_avatar']['#attributes'] = array(
      'disabled' => 'disabled',
    );
    $form['fb_avatar']['#description'] = t('Enable user picture support in !link', array(
      '!link' => l(t('User settings'), 'admin/user/settings'),
    ));
  }
  $form['account'] = array(
    '#type' => 'value',
    '#value' => $account,
  );
  $form['fbconnect'] = array(
    '#title' => t('Facebook account'),
    '#type' => 'fieldset',
    '#collapsed' => TRUE,
    '#collapsible' => TRUE,
  );
  $form['fbconnect']['profile'] = array(
    '#type' => 'item',
    '#title' => t('Linked to this Facebook account'),
    '#value' => '<fb:name uid="' . $account->fbuid . '" useyou="false" linked="true"></fb:name>',
  );
  $form['fbconnect']['unlink'] = array(
    '#type' => 'submit',
    '#description' => t('Click here to unlink this Facebook account'),
    '#value' => t('Unlink'),
    '#access' => !!fbconnect_facebook_client(),
  );
  $form['submit'] = array(
    '#type' => 'submit',
    '#value' => t('Save settings'),
  );
  return $form;
}

/**
 * Handle post-validation user_settingsForm submission.
 */
function fbconnect_user_settings_form_submit($form, &$form_state) {
  $account = $form_state['values']['account'];
  $visible = $form_state['values']['visibility'];
  $avatar = $form_state['values']['fb_avatar'];
  $op = $form_state['values']['op'];
  $fbuid = $account->fbuid;
  $data['fb_visible'] = $form_state['values']['fb_visible'];
  $data['fb_avatar'] = $form_state['values']['fb_avatar'];
  if ($op == $form['fbconnect']['unlink']['#value']) {
    if (fbconnect_unregister($fbuid)) {
      $data['fb_visible'] = NULL;
      $data['fb_avatar'] = NULL;
    }
    else {
      form_set_error('fbconnect', t("Something went wrong. Can't unlink account"));
    }
  }
  if ($data) {
    user_save($account, $data);
  }
  drupal_set_message(t('Your configuration options have been saved.'));
}

/**
 * Make rendering of facebook user picture themeable
 */
function theme_fbconnect_user_picture_override($fbuid = '', $account = NULL, $user_url = '', $size = 'square', $logo = TRUE) {
  $protocol = isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on' ? 'https' : 'http';
  $output = <<<PIC
    <div class="picture">
      <a href="{<span class="php-variable">$user_url</span>}">
        <img src="{<span class="php-variable">$protocol</span>}://graph.facebook.com/{<span class="php-variable">$fbuid</span>}/picture?type={<span class="php-variable">$size</span>}" />
      </a>
    </div>
PIC;
  return $output;
}

/**
 * Make rendering of facebook user profile tab themable
 */
function theme_fbconnect_user_profile_tab_connected($account = NULL, $conf = NULL, $uid = NULL) {
  $site_name = $conf['invite_name'] ? $conf['invite_name'] : '';
  return t("Your current Facebook session is associated to another account on our site.\n You can logout of Facebook and attempt to associate another Facebook account to your !site_name account, or you need to disconnect the current association.", array(
    '!site_name' => $site_name,
  ));
}

/**
 * @todo.
 */
function theme_fbconnect_user_profile_tab_unconnected($account = NULL, $conf = NULL, $uid = NULL) {
  return '<div>' . t('Click here to connect your Facebook account') . '</div><div class="fbconnect-button">' . fbconnect_render_button() . '</div>';
}

/**
 * Workaround to play nice with LoginDestination #786662
 */
function fbconnect_link_callback() {
  global $user;
  drupal_get_messages('status');
  drupal_goto("user/{$user->uid}/edit/fbconnect");
}

Functions

Namesort descending Description
fbconnect_link_callback Workaround to play nice with LoginDestination #786662
fbconnect_prompt_page Menu callback. Called when user perform facebook registration
fbconnect_prompt_page_links @todo.
fbconnect_register_form_submit @todo.
fbconnect_register_page Menu callback. Called when user perform facebook registration
fbconnect_user_identities Menu callback fbconnect identities
fbconnect_user_settings_form This form allows the user to manage their facebook connect settings.
fbconnect_user_settings_form_submit Handle post-validation user_settingsForm submission.
theme_fbconnect_user_picture_override Make rendering of facebook user picture themeable
theme_fbconnect_user_profile_tab_connected Make rendering of facebook user profile tab themable
theme_fbconnect_user_profile_tab_unconnected @todo.
_fbconnect_get_username @todo.