/**
* Get all users with edit_posts capabilities broken out into Facebook-permissioned users and non-Facebook permissioned users.
*
* @since 1.1.6
*
* @see Facebook_User::get_wordpress_users_associated_with_facebook_accounts()
* @return array WordPress users with and without Facebook data stored.
*/
public static function get_all_wordpress_facebook_users()
{
if (!class_exists('Facebook_User')) {
require_once dirname(dirname(__FILE__)) . '/facebook-user.php';
}
// fb => [], wp => []
$users = Facebook_User::get_wordpress_users_associated_with_facebook_accounts();
$users_with_app_permissions = array();
if (!empty($users['fb'])) {
if (!class_exists('Facebook_WP_Extend')) {
require_once dirname(dirname(__FILE__)) . '/includes/facebook-php-sdk/class-facebook-wp.php';
}
foreach ($users['fb'] as $user) {
if (!isset($user->fb_data['fb_uid'])) {
$users['wp'][] = $user;
continue;
}
$facebook_user_permissions = Facebook_WP_Extend::get_permissions_by_facebook_user_id($user->fb_data['fb_uid']);
if (!is_array($facebook_user_permissions) || !isset($facebook_user_permissions['installed'])) {
$users['wp'][] = $user;
continue;
}
$user->fb_data['permissions'] = $facebook_user_permissions;
unset($facebook_user_permissions);
$users_with_app_permissions[] = $user;
}
}
$users['fb'] = $users_with_app_permissions;
return $users;
}
/**
* Does the current WordPress user have Facebook data stored?
*
* Has the current viewer authorized the current application to post on his or her behalf?
*
* @since 1.1
* @param int $wordpress_user_id WordPress user identifier. Optional. Uses current user id if not passed
* @param bool $check_publish_override test for the ability to publish to Facebook disabled by the given $wordpress_user_id
* @return bool True if Facebook information present for current user and publish permissions exist
*/
public static function can_publish_to_facebook($wordpress_user_id = 0, $check_publish_override = true)
{
if (!$wordpress_user_id) {
$wordpress_user_id = get_current_user_id();
}
if (!$wordpress_user_id) {
return false;
}
// get associated Facebook account
$facebook_profile_id = self::get_facebook_profile_id($wordpress_user_id);
if (!$facebook_profile_id) {
return false;
}
// treat a disabled publish to Timeline preference the same as no publish_actions
if ($check_publish_override && self::get_user_meta($wordpress_user_id, 'facebook_timeline_disabled', true)) {
return false;
}
// Facebook HTTP helper functions
if (!class_exists('Facebook_WP_Extend')) {
require_once dirname(__FILE__) . '/includes/facebook-php-sdk/class-facebook-wp.php';
}
// test for publish permissions
$permissions = Facebook_WP_Extend::get_permissions_by_facebook_user_id($facebook_profile_id);
if (!(is_array($permissions) && !empty($permissions) && isset($permissions['publish_actions']))) {
return false;
}
return true;
}
/**
* Add a Facebook section to the WordPress user profile page.
*
* @since 1.5
*
* @global \Facebook_Loader $facebook_loader Access Facebook application credentials.
* @param WP_User $wp_user WordPress user for the current profile page.
* @return void
*/
public static function facebook_section($wp_user)
{
global $facebook_loader;
if (!($wp_user && isset($wp_user->ID) && method_exists($wp_user, 'exists') && $wp_user->exists() && user_can($wp_user, 'edit_posts'))) {
return;
}
$section = '<h3>' . esc_html(__('Facebook Account', 'facebook')) . '</h3>';
if (!class_exists('Facebook_User')) {
require_once dirname(dirname(__FILE__)) . '/facebook-user.php';
}
$facebook_user_data = Facebook_User::get_user_meta($wp_user->ID, 'fb_data', true);
$section .= '<table id="facebook-info" class="form-table"';
// test if Facebook account associated with current WordPress user context
if (is_array($facebook_user_data) && isset($facebook_user_data['fb_uid'])) {
$section .= ' data-fbid="' . esc_attr($facebook_user_data['fb_uid']) . '"';
if (isset($facebook_loader->credentials['app_id'])) {
$section .= ' data-appid="' . esc_attr($facebook_loader->credentials['app_id']) . '">';
}
$section .= '<tr><th scope="row">' . esc_html(_x('Connected Profile', 'Connected Facebook Profile', 'facebook')) . '</th>';
$section .= '<td><p><a href="' . esc_url(Facebook_User::facebook_profile_link($facebook_user_data), array('http', 'https')) . '">' . esc_html($facebook_user_data['fb_uid']) . '</a></p>';
if (isset($facebook_user_data['activation_time'])) {
$section .= '<div class="description"><p>' . sprintf(esc_html(__('Associated on %s', 'facebook')), '<time datetime="' . gmstrftime('%FT%T', $facebook_user_data['activation_time']) . '+00:00">' . date_i18n(get_option('date_format'), $facebook_user_data['activation_time']) . '</time>') . '</p></div>';
}
$section .= '<p class="submit"><input id="facebook-remove" name="facebook_remove" class="button button-primary" type="submit" value="' . esc_attr(_x('Remove Facebook account', 'Remove an association between a Facebook account and a WordPress user profile', 'facebook')) . '" />' . '</p>';
$section .= '</td></tr>';
if (!class_exists('Facebook_WP_Extend')) {
require_once $facebook_loader->plugin_directory . 'includes/facebook-php-sdk/class-facebook-wp.php';
}
$permissions = Facebook_WP_Extend::get_permissions_by_facebook_user_id($facebook_user_data['fb_uid']);
if (!empty($permissions)) {
$permission_labels = array();
if (isset($permissions['installed'])) {
$permission_labels[] = '<a href="https://www.facebook.com/about/privacy/your-info#public-info">' . esc_html(__('Public profile information', 'facebook')) . '</a>';
}
if (isset($permissions['publish_actions'])) {
$permission_labels[] = esc_html(__('Publish to Timeline', 'facebook'));
}
if (isset($permissions['manage_pages']) && isset($permissions['publish_stream'])) {
$permission_labels[] = '<a href="https://developers.facebook.com/docs/reference/login/page-permissions/">' . esc_html(__('Manage your pages on your behalf (including creating content)', 'facebook')) . '</a>';
}
$section .= '<tr><th scope="row">' . esc_html(__('Permissions', 'facebook')) . '</th><td>';
if (empty($permissions)) {
$section .= __('None', 'facebook');
} else {
$section .= '<ul><li>' . implode('</li><li>', $permission_labels) . '</li></ul>';
}
$section .= '<div id="facebook-login"></div></td></tr>';
}
} else {
$section .= '><tr><th scope="row">' . esc_html(_x('Get started', 'Begin the process', 'facebook')) . '</th>';
$section .= '<td id="facebook-login"></td></tr>';
}
$section .= '</table>';
echo $section;
}
