/wp-content/plugins/rpx/rpx_c.php

<?php

function rpx_bootstrap() {

  if (defined('RPX_BOOT')) {

    return true;

  }

  define('RPX_PLUGIN_URL', plugins_url('rpx/', RPX_PATH_ROOT));

  define('RPX_IMAGE_URL', plugins_url('rpx/images/', RPX_PATH_ROOT));

  define('RPX_FILES_URL', plugins_url('rpx/files/', RPX_PATH_ROOT));

  if (get_option(RPX_REALM_SCHEME) == 'http'){

      $rpx_scheme = 'http://static.';

    }else{

      $rpx_scheme = 'https://';

  }

  define('RPX_URL_SCHEME', $rpx_scheme);

  define('RPX_BOOT', true);

  return RPX_BOOT;

}



function rpx_stylesheet() {

  $rpx_style_url = WP_PLUGIN_URL . '/rpx/files/stylesheet.css';

  $rpx_style_file = WP_PLUGIN_DIR . '/rpx/files/stylesheet.css';

  if ( file_exists($rpx_style_file) ) {

    wp_register_style('rpx_style', $rpx_style_url);

    wp_enqueue_style('rpx_style');

  }

}



function rpx_admin_stylesheet() {

  $rpx_style_url = WP_PLUGIN_URL . '/rpx/files/stylesheet.css';

  $rpx_style_file = WP_PLUGIN_DIR . '/rpx/files/stylesheet.css';

  if ( file_exists($rpx_style_file) ) {

    wp_register_style('rpx_style', $rpx_style_url);

    wp_enqueue_style('rpx_style');

  }

}



function rpx_javascript($rpx_echo=false) {

  $rpx_js_url = WP_PLUGIN_URL . '/rpx/files/javascript.js';

  $rpx_js_file = WP_PLUGIN_DIR . '/rpx/files/javascript.js';

  if ( file_exists($rpx_js_file) ) {

    wp_register_script('rpx_javascript', $rpx_js_url);

    wp_enqueue_script('rpx_javascript');

    $rpx_social_option = get_option(RPX_SOCIAL_OPTION);

    $rpx_social_pub = get_option(RPX_SOCIAL_PUB);

    if ($rpx_social_option == 'true' && !empty($rpx_social_pub) ){

      wp_register_script('rpx_js', RPX_URL_SCHEME.RPX_SERVER.'/js/lib/rpx.js');

      wp_enqueue_script('rpx_js');

    }

  }

  if (get_option(RPX_SHARE_COUNT_OPTION) == 'hover') {

    $rpx_jq_url = WP_PLUGIN_URL . '/rpx/files/javascript-jquery.js';

    $rpx_jq_file = WP_PLUGIN_DIR . '/rpx/files/javascript-jquery.js';

    if ( file_exists($rpx_jq_file) ) {

      wp_register_script('rpx_javascript_jq', $rpx_jq_url);

      wp_enqueue_script('rpx_javascript_jq');

    }

  }

}



function rpx_test_api(){

/* example successful test array

  test {

    [curl] = true,

    [curl_ssl] = true,

    [wp_http] = true,

    [php_ssl] = true,

    [api_tested] = true,

    [post] = true,

    [ssl_valid] = true,

    [api] = true,

    [select] = wp_html

  }

  the select value is one of the following

    'wp_http'

    'curl'

    false

*/

  $test = array();

  //curl test

  if (function_exists('curl_version')){

    $test['curl'] = true;

    $curl = curl_version();

    if ( !empty($curl['ssl_version']) ){

      $test['curl_ssl'] = true;

    }else{

      $test['curl_ssl'] = false;

    }

  }else{

    $test['curl'] = false;

  }

  //wp http test

  if (function_exists('wp_remote_get')){

    $test['wp_http'] = true;

    $xports = stream_get_transports();

    if (in_array('ssl',$xports)){

      $test['php_ssl'] = true;

    }else{

      $test['php_ssl'] = false;

    }

  }else{

    $test['wp_http'] = false;

  }

  //jr api test

  if ($test['php_ssl'] === true || $test['curl_ssl'] === true){

    $test['api_tested'] = true;

    $rpx_post_array = array('apiKey' => 'JanrainEngagePluginForWordpress','format' => 'json');

    if ($rpx_reply = rpx_post(RPX_URL_SCHEME.RPX_SERVER.'/plugin/lookup_rp', $rpx_post_array,true,true) !== false){//test with ssl validation

      update_option(RPX_SSL_VALID_OPTION, 'true');

      $test['ssl_valid'] = true;

      $test['post'] = true;

    }elseif ($rpx_reply = rpx_post(RPX_URL_SCHEME.RPX_SERVER.'/plugin/lookup_rp', $rpx_post_array,false,true) !== false){//test without ssl validation

      update_option(RPX_SSL_VALID_OPTION, 'false');

      $test['ssl_valid'] = false;

      $test['post'] = true;

    }else{

      $test['post'] = false;

      $test['ssl_valid'] = false;

    }

    if ($rpx_reply == 'No RP found'){

      $test['api'] = true;/*in this case getting the error proves connectivity*/

    }else{

      $test['api'] = false;

    }

  }else{

    $test['api_tested'] = false;

  }

  //select http method

  $http_option = get_option(RPX_HTTP_OPTION);

  if (empty($http_option)) {

    $http_option = false;

  }

  if ($test['api_tested'] === true && $http_option === false){

    if ($test['wp_http'] === true){

      update_option(RPX_HTTP_OPTION, 'wp_http');

      $test['select'] = 'wp_http';

    }else{

      update_option(RPX_HTTP_OPTION, 'curl');

      $test['select'] = 'curl';

    }

  }else{

    $test['select'] = $http_option;

  }

  return $test;

}





function rpx_configured(){

  rpx_bootstrap();

  $required_options = array(

    RPX_API_KEY_OPTION => 'apiKey',

    RPX_REALM_OPTION => 'realm',

    RPX_REALM_SCHEME => 'realmScheme',

    RPX_ADMIN_URL_OPTION => 'adminUrl'

  );

  foreach($required_options as $key => $val){

    $option = get_option($key);

    if ( empty($option) || $option === false){

      return false;

    }

  }

  return true;

}



function rpx_allow_register(){

  if (get_option('users_can_register') == 1 && get_option(RPX_AUTOREG_OPTION) == 'true'){

    return true;

  }

  return false;

}



function rpx_user_data(){

  if (is_user_logged_in() == true){

    global $current_user;

    return $current_user;

  }

  return false;

}



function rpx_bp_init(){

  define('RPX_BP_ACTIVE', true);

}



function rpx_redirect($redirect_to=''){

  if ( empty($redirect_to) ){

    $url = RPX_DEFAULT_REDIRECT;

  }else{

    $url = $redirect_to;

  }

  wp_safe_redirect($url);

  exit;

}



function rpx_register_widget(){

  return register_widget('RPX_Widget');

}



function rpx_admin_menu(){

  add_utility_page(RPX_OPTIONS_TITLE, RPX_MENU_LABEL, RPX_OPTIONS_ROLE, RPX_MENU_SLUG, 'rpx_admin_menu_view', WP_PLUGIN_URL.RPX_IMAGE_PATH.'janrain_icon_small.png');

  add_submenu_page(RPX_MENU_SLUG, RPX_OPTIONS_TITLE, RPX_MENU_MAIN, RPX_OPTIONS_ROLE, RPX_MENU_SLUG, 'rpx_admin_menu_view');

  add_submenu_page(RPX_MENU_SLUG, RPX_STRING_OPTIONS_TITLE, RPX_STRING_MENU_LABEL, RPX_OPTIONS_ROLE, RPX_STRING_MENU_SLUG, 'rpx_admin_string_menu_view');

  add_submenu_page(RPX_MENU_SLUG, RPX_HELP_OPTIONS_TITLE, RPX_HELP_MENU_LABEL, RPX_OPTIONS_ROLE, RPX_HELP_MENU_SLUG, 'rpx_admin_help_menu_view');

  add_submenu_page(RPX_MENU_SLUG, RPX_ADVANCED_OPTIONS_TITLE, RPX_ADVANCED_MENU_LABEL, RPX_OPTIONS_ROLE, RPX_ADVANCED_MENU_SLUG, 'rpx_admin_advanced_menu_view');

  add_action( 'admin_init', 'rpx_admin_menu_register' );

  return true;

}



function rpx_admin_menu_register(){

  register_setting( 'rpx_settings_group', RPX_API_KEY_OPTION, 'rpx_process_api_key' );

  register_setting( 'rpx_settings_group', RPX_VEMAIL_OPTION, 'rpx_process_bool' );

  register_setting( 'rpx_settings_group', RPX_COMMENT_OPTION, 'rpx_process_clog' );

  register_setting( 'rpx_settings_group', RPX_SOCIAL_OPTION, 'rpx_process_bool' );

  register_setting( 'rpx_settings_group', RPX_SOCIAL_COMMENT_OPTION, 'rpx_process_bool' );

  register_setting( 'rpx_settings_group', RPX_S_LOC_OPTION, 'rpx_process_sloc' );

  register_setting( 'rpx_settings_group', RPX_AUTOREG_OPTION, 'rpx_process_bool' );

  register_setting( 'rpx_settings_group', RPX_VERIFYNAME_OPTION, 'rpx_process_bool' );

  register_setting( 'rpx_settings_group', RPX_AVATAR_OPTION, 'rpx_process_bool' );

  register_setting( 'rpx_settings_group', RPX_S_STYLE_OPTION, 'rpx_process_sstyle' );

  register_setting( 'rpx_settings_group', RPX_S_TXT_OPTION, 'rpx_process_txt' );

  register_setting( 'rpx_settings_group', RPX_PARAMS_OPTION, 'rpx_process_params' );

  register_setting( 'rpx_settings_group', RPX_REMOVABLE_OPTION, 'rpx_process_bool' );

  register_setting( 'rpx_settings_group', RPX_SHARE_COUNT_OPTION, 'rpx_process_shct' );

  register_setting( 'rpx_string_settings_group', RPX_STRINGS_OPTION, 'rpx_process_strings' );

  register_setting( 'rpx_advanced_settings_group', RPX_ADVANCED_OPTION, 'rpx_process_strings' );

  return true;

}



function rpx_process_bool($bool){

  if ($bool == 'true' || $bool == 'false'){

    return $bool;

  }else{

    return 'false';

  }

}



function rpx_process_sloc($sloc){

  if ($sloc == 'top' || $sloc == 'bottom' || $sloc == 'none'){

    return $sloc;

  }else{

    return 'none';

  }

}



function rpx_process_shct($shct){

  if ($shct == 'always' || $shct == 'hover' || $shct == 'false'){

    return $shct;

  }else{

    return 'false';

  }

}



function rpx_process_sstyle($sstyle){

  if ($sstyle == 'icon' || $sstyle == 'label'){

    return $sstyle;

  }else{

    return 'none';

  }

}



function rpx_process_clog($clog){

  global $rpx_comment_actions;

  if (in_array($clog, $rpx_comment_actions)){

    return $clog;

  }

  return false;

}



function rpx_process_txt($txt){

  $clean = strip_tags($txt);

  if ($txt === $clean){

    return $txt;

  }else{

    return $clean;

  }

}



function rpx_process_params($params){

  if ($params === '') {

    return $params;

  }

  if ($params !== trim($params,'&')) {

    return false;

  }

  if ($params !== str_replace(' ','',$params)) {

    return false;

  }

  if ($params !== strip_tags($params)) {

    return false;

  }

  $pairs = explode('&', $params);

  if ($pairs[0] === $params) {

    if (strstr($params,'=') === false) {

      return false;

    }

    if (strpos($params,'=') !== strrpos($params,'=')) {

      return false;

    }

    return $params;

  }

  $param_array = array();

  foreach ($pairs as $key=>$val) {

    if (strstr($val,'=') === false) {

      return false;

    }

    if (strpos($val,'=') !== strrpos($val,'=')) {

      return false;

    }

  }

  return $params;

}



function rpx_process_strings($strings){

  if ( is_array($strings) ) {

    return $strings;

  }

  return false;

}



function rpx_get_comment_option(){

  $rpx_comment_option = get_option(RPX_COMMENT_OPTION);

  if ( empty($rpx_comment_option) ){

    return RPX_COMMENT_OPTION_DEFAULT;

  }

  return $rpx_comment_option;

}



function rpx_update_options($rpx_api_key){

  if ($rpx_rp = rpx_get_rp($rpx_api_key)){

    update_option(RPX_REALM_OPTION,     $rpx_rp['realm']);

    update_option(RPX_REALM_SCHEME,     $rpx_rp['realmScheme']);

    update_option(RPX_APP_ID_OPTION,    $rpx_rp['appId']);

    update_option(RPX_ADMIN_URL_OPTION, $rpx_rp['adminUrl']);

    update_option(RPX_SOCIAL_PUB,       $rpx_rp['socialPub']);

    update_option(RPX_PROVIDERS_OPTION, $rpx_rp['signinProviders']);

    return true;

  }

  rpx_message('API key failed test.', 'error');

  return false;

}



function rpx_process_api_key($rpx_api_key){

  $rpx_api_key = strip_tags($rpx_api_key);

  rpx_update_options($rpx_api_key);

  return $rpx_api_key;

}



function rpx_get_rp($rpx_api_key){

  if (strlen($rpx_api_key) == 40){

    $rpx_post_array = array('apiKey' => $rpx_api_key,'pluginName' => RPX_PLUGIN_NAME,'pluginVersion' => RPX_PLUGIN_VERSION, 'format' => 'json');

    if ($rpx_json = rpx_post(RPX_URL_SCHEME.RPX_SERVER.'/plugin/lookup_rp', $rpx_post_array)){

      $rpx_rp = json_decode($rpx_json,true);

      if ($rpx_rp['apiKey'] == $rpx_api_key){

        return $rpx_rp;

      }

    }

    rpx_message('Unable to validate API key. Please verify your PHP CURL version.', 'error');

  }

  return false;

}



function rpx_post($url,$post_data,$ssl=NULL,$track=false){

  if (get_option(RPX_SSL_VALID_OPTION) == 'false' && $ssl === NULL){

    $ssl = false;

  }else{

    $ssl = true;

  }

  if ($track === true){

    $user_agent = 'Janrain_Engage_Wordpress_Plugin';

  }else{

    $user_agent = 'Wordpress';

  }

  if (function_exists('wp_remote_get') && get_option(RPX_HTTP_OPTION) !== 'curl'){

    $headers = array('Referer'=>get_bloginfo('url'));

    $wp_get_args = array(

      'method'      => 'GET',

      'timeout'     => 5,

      'redirection' => 5,

      'user-agent'  => $user_agent,

      'blocking'    => true,

      'compress'    => true,

      'decompress'  => true,

      'sslverify'   => $ssl,

      'headers'     => $headers

    );

    $parms = array();

    foreach ($post_data as $key => $val){

      $parms[] = urlencode($key).'='.urlencode($val);

    }

    $parms = implode('&',$parms);

    if ( !empty($parms) ){

      $wp_get_url = $url.'?'.$parms;

      $wp_get = @wp_remote_get($wp_get_url,$wp_get_args);

      if (is_wp_error($wp_get)){

        update_option(RPX_HTTP_OPTION, '');

        rpx_message('WP_HTTP error:"'.serialize($wp_get).'"', 'message');

      }else{

        update_option(RPX_HTTP_OPTION, 'wp_http');

        return $wp_get["body"];

      }

    }else{

      rpx_message('WP_HTTP error:"Parameters missing"', 'error');

      return false;

    }

  }

  if (function_exists('curl_init') && get_option(RPX_HTTP_OPTION) !== 'wp_http'){

    $ch = curl_init();

    curl_setopt($ch, CURLOPT_USERAGENT, $user_agent);

    curl_setopt($ch, CURLOPT_REFERER, get_bloginfo('url'));

    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

    curl_setopt($ch, CURLOPT_URL, $url);

    curl_setopt($ch, CURLOPT_POST, true);

    curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);

    curl_setopt($ch, CURLOPT_HEADER, false);

    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);

    if ($ssl === true){

      curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2);

    }

    $post_result = @curl_exec($ch);

    $curl_error = curl_error($ch);

    curl_close($ch);

    if ( empty($curl_error) ){

      update_option(RPX_HTTP_OPTION, 'curl');

      return $post_result;

    }

    update_option(RPX_HTTP_OPTION, '');

    rpx_message('CURL error:"'.$curl_error.'"', 'error');

  }else{

    update_option(RPX_HTTP_OPTION, '');

    rpx_message('CURL support not found.', 'error');

  }

  update_option(RPX_HTTP_OPTION, '');

  rpx_message('No supported HTTP access found.', 'error');

  return false;

}



/**

 * Remove the current user's Engage usermeta.

 */

function rpx_remove_usermeta(){

  global $rpx_http_vars;

  global $current_user;

  if ( $rpx_http_vars['action'] != RPX_REMOVE_ACTION ) {

    return false;

  }

  $removable = get_option(RPX_REMOVABLE_OPTION);

  if($removable !== 'true'){

    return false;

  }

  if ( $current_user->id === '' || $current_user->id === null ) {

    return false;

  }

  $user_id = $current_user->id;

  delete_user_meta($user_id, RPX_META_IDENTIFIER);

  delete_user_meta($user_id, RPX_META_PROVIDER);

  delete_user_meta($user_id, RPX_META_LOCKED);

  delete_user_meta($user_id, RPX_META_SESSION);

  delete_user_meta($user_id, RPX_META_URL);

  delete_user_meta($user_id, RPX_META_PHOTO);

  delete_user_meta($user_id, RPX_META_PROFILE);

  delete_user_meta($user_id, RPX_META_CONTACTS);

  wp_safe_redirect(get_edit_profile_url($user_id));

}





function rpx_process_token(){

  global $rpx_http_vars;

  global $rpx_auth_info;

  if ( $rpx_http_vars['action'] == RPX_TOKEN_ACTION && !empty($rpx_http_vars['token']) ){

    if (RPX_AUTH_INFO_EXTENDED === 'true') {

      $extended = 'true';

    } else {

      $extended = 'false';

    }

    $post_data = array(

      'token' => $rpx_http_vars['token'],

      'apiKey' => get_option(RPX_API_KEY_OPTION),

      'extended' => $extended,

      'format' => 'json'

    );

    if ($rpx_response = rpx_post(RPX_URL_SCHEME.RPX_SERVER.RPX_API_PATH.'auth_info', $post_data)){

      if ($rpx_auth_info = json_decode($rpx_response,true)){

        if (rpx_new_profile($rpx_auth_info)){

          if ( !empty($rpx_http_vars['rpx_username']) ){

            global $rpx_wp_profile;

            $rpx_wp_profile['rpx_username'] = $rpx_http_vars['rpx_username'];

          }

          return rpx_process_user(rpx_test_wp_user());

        }

      }

    }

  }

  rpx_message(rpx_get_message($rpx_auth_info));

  return false;

}



function rpx_process_session(){

  global $rpx_wp_profile;

  global $rpx_http_vars;

  if ( !empty($rpx_http_vars['rpx_session']) ){

    if (rpx_session_identifier() === true){

      if (strlen($rpx_http_vars['rpx_email']) > 5){

        $rpx_wp_profile['rpx_email'] = $rpx_http_vars['rpx_email'];

      }

      return rpx_process_user(rpx_test_wp_user());

    }

  }

  rpx_message('unable to process session', 'error');

  return false;

}



function rpx_process_user($action){/*Using a switch for visual clarity, this may be cleaned up when conditionals are no longer in flux.*/

  if (RPX_VERBOSE == 'true'){

    error_log('WP-RPX '.$action);/*This will enter every RPX action into your php log (usually apache error log).*/

  }

  switch ($action){

    case 'signon':

      rpx_signon_wp_user();

      return true;

      break;

    case 'create':

      $create = rpx_create_wp_user();

      if ($create !== false) $create = rpx_signon_wp_user();

      if ($create !== false) return true;

      rpx_message('create failure', 'debug');

      rpx_process_user('regdirect');

      return false;

      break;

    case 'vemail':

      rpx_get_vemail_id();

      rpx_update_wp_user();

      rpx_signon_wp_user();

      return true;

      break;

    case 'engage':

      rpx_add_engage();

      rpx_update_wp_user();

      rpx_signon_wp_user();

      return true;

      break;

    case 'register':

      $register = rpx_unlock_user();

      if ($register !== false) $register = rpx_new_session();

      if ($register !== false) $register = rpx_update_wp_user(true,true);

      if ($register !== false) $register = rpx_signon_wp_user();

      if ($register !== false) return true;

      rpx_message('register failure', 'debug');

      rpx_process_user('regdirect');

      return false;

      break;

    case 'regdirect':

      rpx_redirect(rpx_get_reg_url());

      break;

    case 'getemail':

      $getemail = rpx_lock_user();

      if ($getemail !== false) $getemail = rpx_new_session();

      if ($getemail !== false) $getemail = rpx_placeholder_email();

      if ($getemail !== false) $getemail = rpx_create_wp_user();

      if ($getemail !== false) $getemail = rpx_register_wp_user();

      if ($getemail !== false) return true;

      rpx_message('getemail failure', 'debug');

      rpx_process_user('regdirect');

      return false;

      break;

    case 'retryemail':

      $retryemail = rpx_lock_user();

      if ($retryemail !== false) $retryemail = rpx_new_session();

      if ($retryemail !== false) $retryemail = rpx_placeholder_email();

      if ($retryemail !== false) $retryemail = rpx_update_wp_user(true,true);

      if ($retryemail !== false) $retryemail = rpx_register_wp_user();

      if ($retryemail !== false) return true;

      rpx_message('retryemail failure', 'debug');      

      return false;

      break;

    case 'getuser':

      rpx_register_wp_user('username');

      return true;

      break;

    case 'error':

      add_action('wp_footer','rpx_message_box',20);

      return false;

      break;

  }

  rpx_message('User action unmatched.', 'error');

  return false;

}



function rpx_test_wp_user(){

  global $rpx_wp_profile;

  global $rpx_http_vars;

  $tests = array();

  rpx_message('user processing begin', 'debug');



  /*The tests all assume this is an Engage auth so the id is required.*/

  if ( empty($rpx_wp_profile['rpx_identifier']) ){

    rpx_message('Empty identifier.', 'error');

    return 'error';

  }



  /*Sequential state tests, boolean*/

  $user_data = rpx_user_data();

  if ($user_data === false){

    $active_user = false;

  }else{

    $active_user = true;

  }

  $tests['active_user'] = $active_user;



  if ( empty($rpx_wp_profile['rpx_wp_id']) ){

    if(rpx_get_wpid() === true){

      $rpx_match = true;

      rpx_get_meta();

    }else{

      $rpx_match = false;

    }

  }else{

    if ($rpx_wp_profile['rpx_wp_id'] > 1 && $rpx_wp_profile['rpx_wp_id'] != '1'){

      $rpx_match = true;

      rpx_get_meta();

    }else{

      $rpx_match = false;

    }

  }

  $tests['rpx_match'] = $rpx_match;



  if ( empty($rpx_wp_profile['rpx_locked']) ) {

    if ($rpx_match === false){

      $rpx_wp_profile['rpx_locked'] = false;

    }else{

      $rpx_wp_profile['rpx_locked'] = true;

    }

  }

  if ($rpx_wp_profile['rpx_locked'] == 'true'){

      $rpx_locked = true;

  }else{

      $rpx_wp_profile['rpx_locked'] = 'false';

      $rpx_locked = false;

  }

  $tests['rpx_locked'] = $rpx_locked;



  if ( empty($rpx_wp_profile['rpx_verifiedEmail']) ){

    $rpx_verified_email = false;

    if ( empty($rpx_wp_profile['rpx_email']) ){

      $rpx_email = false;

    }else{

      $rpx_email = true;

    }

  }else{

    $rpx_verified_email = true;

    $rpx_email = true;

  }

  $tests['rpx_verified_email'] = $rpx_verified_email;

  $tests['rpx_email'] = $rpx_email;

  

  if ( empty($rpx_wp_profile['rpx_username']) ) {

    $rpx_wp_profile['rpx_username'] = '';

  }

  if (strlen(strip_tags($rpx_wp_profile['rpx_username'])) > 1){

    $rpx_username = true;

    $rpx_wp_username_id = username_exists($rpx_wp_profile['rpx_username']);

    if ($rpx_wp_username_id === false || $rpx_wp_username_id === NULL){//Ok who ruturns NULL? Seriously!

      $username_match = false;

    }else{

      $username_match = true;

    }

  }else{

    $rpx_username = false;

    $username_match = false;

  }

  $tests['rpx_username'] = $rpx_username;

  $tests['username_match'] = $username_match;



  $email_match = false;

  if (strlen(strip_tags($rpx_wp_profile['rpx_email'])) > 5){

    $wp_email_id = email_exists($rpx_wp_profile['rpx_email']);

    if ($wp_email_id != false){

      $email_found = true;

      $rpx_wp_profile['user_email'] = $rpx_wp_profile['rpx_email'];

      if ( !empty($rpx_wp_profile['rpx_wp_id']) ) {

        if ( $rpx_wp_profile['rpx_wp_id'] == $wp_email_id){

          $email_match = true;

        }

      }

    }else{

      $email_found = false;

    }

  }else{

    $email_found = false;

  }

  $tests['email_found'] = $email_found;

  $tests['email_match'] = $email_match;



  $wptest = rpx_validate_user();

  if ($wptest === false){

    $rpx_valid = false;

  }else{

    $rpx_valid = true;

  }

  $tests['rpx_valid'] = $rpx_valid;



  if (rpx_allow_register() === true){

    $autoreg = true;

  }else{

    $autoreg = false;

  }

  $tests['autoreg'] = $autoreg;

  /*End of sequential tests*/



  //var_dump($tests); exit;//expert debug point



  /*Sequential conditions for action*/

  if ($rpx_match === true && $rpx_locked === false){

    return 'signon';

  }



  if ($active_user === true && $rpx_locked === false){

    return 'engage';

  }



  if ($rpx_match === true && $rpx_locked === true && ($rpx_email === false || $email_found === true || $rpx_valid === false)){

    return 'retryemail';

  }



  if ($rpx_match === true && $rpx_locked === true && $rpx_email === true && $email_found === false){

    return 'register';

  }



  if ($email_found === true && $rpx_verified_email === true && $rpx_locked === false && get_option(RPX_VEMAIL_OPTION) == 'true'){

    return 'vemail';

  }



  if ($autoreg === true && $rpx_match === false && $rpx_email === true && $email_found === false && $rpx_username === true && $username_match === false){

    return 'create';

  }



  if ($autoreg === false && $rpx_match === false){

    return 'regdirect';

  }



  if ($autoreg === true && $rpx_match === false  && ($rpx_username === false || $username_match === true)){

    return 'getuser';

  }



  if ($autoreg === true && $rpx_match === false && ($rpx_email === false || $email_found === true)){

    return 'getemail';

  }



  /*Conditions for error action*/

  if ($email_found === true){

    rpx_message('The email address '.$rpx_wp_profile['rpx_email'].' is already registered with another account.', 'message');

  }



  if ($rpx_match === true && $rpx_locked === true && $email_found === false){

    rpx_message('Session ID does not match. Unable to unlock unverified account. Contact site admin to reset the account for "'.$rpx_wp_profile['rpx_username'].'"', 'message');

  }



  rpx_message('user processing end', 'debug');

  return 'error';

}



function rpx_create_wp_user(){

  global $rpx_wp_profile;

  global $rpx_wp_user;

  rpx_new_wp_user();

  if ($rpx_wp_user['user_pass'] = wp_generate_password( 12, false )){

    $insert_user = wp_insert_user($rpx_wp_user);

    if (is_wp_error($insert_user)) {

      rpx_message('WP insert user fail', 'debug');

      return false;

    }

    $rpx_wp_profile['rpx_wp_id'] = $insert_user;

    if ($rpx_wp_profile['rpx_wp_id'] != false && $rpx_wp_profile['rpx_wp_id'] != 1){

      if (rpx_update_meta()){

        if (RPX_REQUIRE_EULA == 'true') {

          rpx_eula_user();

        }

        return true;

      }

    }

  }

  rpx_message('Create user failed.', 'error');

  return false;

}



function rpx_get_vemail_id(){

  global $rpx_wp_profile;

  if (get_option(RPX_VEMAIL_OPTION) == 'true' && !empty($rpx_wp_profile['rpx_verifiedEmail']) ){

    $rpx_wp_profile['rpx_wp_id'] = email_exists($rpx_wp_profile['rpx_verifiedEmail']);

    return true;

  }

  return false;

}



function rpx_update_wp_user($force_email=false,$force_reg=false){

  global $rpx_wp_profile;

  global $rpx_wp_user;

  $user_data = rpx_user_data();

  if ( $user_data !== false ) {

    if ($user_data->id != $rpx_wp_profile['rpx_wp_id'] && $force_reg === false){

      rpx_message('ruwu user id '.$user_data->id.'!='.$rpx_wp_profile['rpx_wp_id'], 'debug');

      return false;

    }

  }

  $rpx_wp_user['ID'] = $rpx_wp_profile['rpx_wp_id'];

  $rpx_wp_user['id'] = $rpx_wp_profile['rpx_wp_id'];

  if (!empty($rpx_wp_profile['rpx_provider'])){

    $rpx_wp_user['rpx_provider'] = $rpx_wp_profile['rpx_provider'];

  }

  if (!empty($rpx_wp_profile['rpx_url'])){

    $rpx_wp_user['rpx_url'] = $rpx_wp_profile['rpx_url'];

  }

  if (!empty($rpx_wp_profile['rpx_photo'])){

    $rpx_wp_user['rpx_photo'] = $rpx_wp_profile['rpx_photo'];

  }

  if (!empty($user_data->email) && $force_email === false){

    $rpx_wp_user['user_email'] = $user_data->email;

  }elseif (!empty($rpx_wp_profile['rpx_email'])){

    $rpx_wp_user['user_email'] = $rpx_wp_profile['rpx_email'];

  }

  if (!empty($user_data->user_url)){

    $rpx_wp_user['user_url'] = $user_data->user_url;

  }elseif (!empty($rpx_wp_profile['rpx_url'])){

    $rpx_wp_user['user_url'] = $rpx_wp_profile['rpx_url'];

  }

  if ($rpx_wp_profile['rpx_wp_id'] = wp_update_user($rpx_wp_user)){

    if (rpx_update_meta()){

      return true;

    }

  }

  rpx_message('Update user failed.', 'error');

  return false;

}



function rpx_add_engage(){

  global $rpx_wp_profile;

  $user_data = rpx_user_data();

  if ($user_data === false || empty($user_data->id)){

    rpx_message('Add Engage failed.', 'error');

    return false;

  }

  $rpx_wp_profile['rpx_wp_id'] = $user_data->id;

}



function rpx_register_wp_user($collect='email'){

  global $rpx_wp_profile;

  global $rpx_http_vars;

  global $rpx_wp_user_map;

  foreach ($rpx_wp_user_map as $key => $val){

    if ( empty($rpx_wp_profile[$key]) && !empty($rpx_http_vars[$key]) ){

      $rpx_wp_profile[$key] = $rpx_http_vars[$key];

    }

  }

  if ($collect == 'email'){

    $rpx_email = urlencode($rpx_http_vars['rpx_email']);

  } else {

    $rpx_email = urlencode($rpx_wp_profile['rpx_email']);

  }

  if ( !empty($rpx_wp_profile['user_email']) ){

    $rpx_http_vars['user_email'] = $rpx_wp_profile['user_email'];

  }

  if ( !empty($rpx_wp_profile['user_name']) ){

    $rpx_http_vars['user_name'] = $rpx_wp_profile['user_name'];

  }

  rpx_set_redirect();

  $reg_url = $rpx_http_vars['redirect_to'];

  $anchor = strstr($reg_url,'#');

  if ($anchor !== false){

    $reg_url = str_replace($anchor,'',$reg_url);//strip any anchor tag

  }

  if (strstr($reg_url, '?') === false){

    $connect = '?';

  }else{

    $connect = '&';

  }

  $url = $reg_url.$connect.'action='.RPX_REGISTER_FORM_ACTION.

    '&rpx_session='.urlencode($rpx_wp_profile['rpx_session']).

    '&rpx_username='.urlencode($rpx_wp_profile['rpx_username']).

    '&rpx_provider='.urlencode($rpx_wp_profile['rpx_provider']).

    '&rpx_email='.urlencode($rpx_email).

    '&redirect_to='.urlencode($rpx_http_vars['redirect_to']).

    '&rpx_collect='.$collect;

  if ( !empty($rpx_http_vars['user_email']) ){

    $url .= '&user_email='.urlencode($rpx_http_vars['user_email']);

  }

  if ( !empty($rpx_http_vars['user_name']) ){

    $url .= '&user_name='.urlencode($rpx_http_vars['user_name']);

  }

  rpx_redirect($url);

  return true;

}



function rpx_get_reg_url(){

  $reg_url = site_url().'/';

  if (!defined('RPX_BP_ACTIVE')) {

    define ('RPX_BP_ACTIVE', false);

  }

  if (RPX_BP_ACTIVE === true){

    $reg_url .= RPX_BP_REG_PATH;

  }else{

    $reg_url .= RPX_WP_REG_PATH;

  }

  return $reg_url;

}



function rpx_reset_session(){

  global $rpx_wp_profile;

  global $rpx_http_vars;

  $rpx_wp_profile['rpx_session'] = $rpx_http_vars['rpx_session'];

  $rpx_wp_profile['rpx_username'] = $rpx_http_vars['rpx_username'];

  $rpx_wp_profile['rpx_provider'] = $rpx_http_vars['rpx_provider'];

  return true;

}



function rpx_register() {

  global $rpx_http_vars;

  if ($rpx_http_vars['action'] != RPX_REGISTER_FORM_ACTION){

    return true;

  }

  if ($rpx_http_vars['rpx_collect'] == 'email'){

    if ( !empty($rpx_http_vars['rpx_session']) ){

      if ( !empty($rpx_http_vars['user_email']) ){

          rpx_message($rpx_http_vars['user_email']."\n".'The email address is already in use. '."\n".'Use another email address or login to that account.', 'rpxmessage');

      }else{

        if ( empty($rpx_http_vars['rpx_email']) ){

            rpx_message('This '.$rpx_http_vars['rpx_provider'].' account did not provide an email address. '."\n".'Enter a valid email address to register this account.','rpxmessage');

        }else{

          $wptest = rpx_validate_user($rpx_http_vars['rpx_email']);

          if ($wptest === false){

            rpx_message('The email address entered is not valid. '."\n".'Enter a valid email address to register this account.', 'rpxmessage');

          }else{

            global $rpx_wp_profile;

            $rpx_wp_profile['rpx_email'] = $rpx_http_vars['rpx_email'];

            return rpx_process_session();

          }

        }

      }

    }

  }

  if ($rpx_http_vars['rpx_collect'] == 'username'){

    $eula = true;

    if (RPX_REQUIRE_EULA == 'true') {

      if ($rpx_http_vars['rpx_eula'] != 'eula') {

        $eula = false;

        $rpx_http_vars['rpx_username'] = '';

      }

    }

    if ( !empty($rpx_http_vars['rpx_username']) && $eula === true ){

      $wptest = rpx_validate_user($rpx_http_vars['rpx_email'],$rpx_http_vars['rpx_username']);

      $user_login_result = get_user_by('login', $rpx_http_vars['rpx_username']);

      if (!is_object($user_login_result)) {

        $wptest = true;

      }

      if ($wptest === true){

        add_action('wp_footer','rpx_open_widget',12);

        $rpx_http_vars['action'] = '';

        return true;

      }

    }

    if ( !empty($rpx_http_vars['rpx_username']) ){

      $username = $rpx_http_vars['rpx_username'];

      $message = '"'.$username.'"'."\n".RPX_NAME_EXISTS_REASON."\n".RPX_NAME_PROMPT;

    }else{

      $message = RPX_NAME_PROMPT;

    }

    rpx_message($message, 'rpxmessage');

  }

}



function rpx_signon_wp_user(){

  global $current_user;

  global $rpx_wp_profile;

  global $rpx_http_vars;

  global $rpx_auth_info;

  $user = rpx_wp_signon();

  if ($user != false && $user->ID != false && $user->ID != 0 && !empty($user->ID) ){

    $current_user =  new WP_User($user->ID, $user->user_login && false);

    $current_user = wp_get_current_user();

    if ($user->ID == $current_user->id){

      if (RPX_SERIAL_PROFILE == 'true') {

        rpx_update_user_meta($current_user->id, RPX_META_PROFILE, $rpx_auth_info);

      }

      if (RPX_GET_CONTACTS == 'true') {

        global $rpx_contacts;

        $rpx_contacts = rpx_get_contacts();

      }

      $remember = false;

      if (RPX_REMEMBER_WP_SIGNON == 'true'){

        $remember = true;

      }

      wp_set_auth_cookie($current_user->id, $remember);

      do_action('wp_login', $user->user_login);

      rpx_set_redirect();

      rpx_redirect($rpx_http_vars['redirect_to']);

      return true;

    }else{

      error_log('Janrain Engage Wordpress user mismatch '.$user->ID.'!='.$current_user->id);

      return false;

    }

  }else{

    rpx_message('Unable to sign on as '.$rpx_wp_profile['rpx_username'].'.', 'error');

    return false;

  }

}



function rpx_get_contacts($user_id='') {

  $get_contacts_providers = array ('google', 'live_id', 'facebook', 'myspace', 'twitter', 'linkedin', 'yahoo');

  if (empty($user_id)) {

    $user_id = get_current_user_id();

  }

  if (!empty($user_id)) {

    $provider = get_user_meta($user_id, 'rpx_provider', true);

  }

  if (!empty($provider)) {

    global $rpx_providers;

    $provider = $rpx_providers[$provider];

    if (in_array($provider, $get_contacts_providers)) {

      $identifier = get_user_meta($user_id, 'rpx_identifier', true);

    }

  }

  if (!empty($identifier)) {

    $api_key = get_option(RPX_API_KEY_OPTION);

  }

  if (!empty($api_key)) {

    $rpx_post_array = array('apiKey' => $api_key, 'identifier' => $identifier, 'format' => 'json');

    $rpx_reply = rpx_post(RPX_URL_SCHEME.RPX_SERVER.'/api/v2/get_contacts', $rpx_post_array);

    if ($rpx_reply !== false) {

      $rpx_contacts = json_decode($rpx_reply,true);

      if (RPX_SERIAL_CONTACTS == 'true') {

        rpx_update_user_meta($user_id, RPX_META_CONTACTS, $rpx_contacts);

      }

      return $rpx_contacts;

    }

  }

  return false;

}



function rpx_new_profile($rpx_auth_info){

  global $rpx_profile_map;

  global $rpx_wp_profile;

  if ( get_option(RPX_VERIFYNAME_OPTION) == 'true' ) {

    $rpx_profile_map['preferredUsername'] = 'blocked';

  }

  if ($rpx_auth_info['stat'] == 'ok'){

    $rpx_profile = $rpx_auth_info['profile'];

    foreach ($rpx_profile_map as $key => $value){

      if (is_array($value)){

        foreach ($value as $skey => $svalue){

          if ( !empty($rpx_profile["$key"]["$skey"]) ){

            $rpx_wp_profile["$svalue"] = $rpx_profile["$key"]["$skey"];

          }else{

            $rpx_wp_profile["$svalue"] = '';

          }

        }

      }elseif ( !empty($rpx_profile["$key"]) ){

        $rpx_wp_profile["$value"] = $rpx_profile["$key"];

      }else{

        $rpx_wp_profile["$value"] = '';

      }

    }

    return true;

  }

  return false;

}



function rpx_new_wp_user(){

  global $rpx_wp_user_map;

  global $rpx_wp_profile;

  global $rpx_wp_user;

  foreach ($rpx_wp_user_map as $key => $value){

    if ( !empty($rpx_wp_profile["$key"]) ){

      $rpx_wp_user["$value"] = $rpx_wp_profile["$key"];

    }

  }

  return true;

}



function rpx_validate_user($email='',$username=''){

  global $rpx_wp_profile;

  if ( empty($email) && !empty($rpx_wp_profile['rpx_email']) ){

    $email = $rpx_wp_profile['rpx_email'];

  }

  if ( empty($username) && !empty($rpx_wp_profile['rpx_username']) ){

    $username = $rpx_wp_profile['rpx_username'];

  }

  if ( !empty($email) ) {

    if ( !empty($username) ) {

      if (RPX_IS_WPMU === true){

        $wpmutest = wpmu_validate_user_signup($username, $email);

        if (is_wp_error($wpmutest)){

          $errors = $wpmutest->get_error_messages();

          /* convert wp errors into rpx messages here */

          return false;

        }else{

          return true;

        }

      }else{

        $wpuser = username_exists($username);

        if ($wpuser == NULL){

          $wpuser = false;

        }else{

          $wpuser = true;

        }

        $wpemail = email_exists($email);

        $wptest = is_email($email);

        if ($wptest == $email){

          $wptest = true;

        }else{

          $wptest = false;

        }

        if ($wpuser === false && $wpemail === false && $wptest === true){

          return true;

        }

        return false;

      }

    }else{

      $wptest = is_email($email);

      if ($wptest == $email){

        return true;

      }else{

        return false;

      }

    }

  }

}



function rpx_get_message($rpx_auth_info){

  if ($rpx_auth_info['stat'] == 'fail'){

    $message = $rpx_auth_info['err']['msg'];

  }else{

    $message = 'Message missing.';

  }

  return $message;

}



function rpx_wp_signon() {

  global $rpx_wp_profile;

  if ($rpx_wp_profile['rpx_wp_id'] == 1 && RPX_BLOCK_ADMIN == 'true') {

    return false;

  }

  $user = get_userdata($rpx_wp_profile['rpx_wp_id']);

  $username = $user->user_login;

  if ( is_a($user, 'WP_User') ) {

    return $user;

  }

  if ( empty($username) ) {

    rpx_message('The username field is empty.', 'message');

    return false;

  }

  if ( is_multisite() ) {

    if ( 1 == $user->spam){

      rpx_message('Your account has been marked as a spammer.', 'message');

      return false;

    }

    if ( !is_super_admin( $user->ID ) && isset($user->primary_blog) ) {

      $details = get_blog_details( $user->primary_blog );

      if ( is_object( $details ) && $details->spam == 1 ){

        rpx_message('Site Suspended.', 'message');

        return false;

      }

    }

  }

  return $user;

}



function rpx_get_wpid() {

  global $wpdb;

  global $rpx_wp_profile;

  if ( empty($rpx_wp_profile['rpx_identifier']) ){

    rpx_message('Empty ID', 'debug');

    return false;

  }

  $sql = 'SELECT user_id FROM '.$wpdb->usermeta.' WHERE meta_key = %s AND meta_value = %s';

  $sql = $wpdb->prepare($sql, RPX_META_IDENTIFIER, addslashes($rpx_wp_profile['rpx_identifier']));

  $result = $wpdb->get_var($sql);

  if ($result != NULL){

    if ( !empty($result) && $result != false){

      $rpx_wp_profile['rpx_wp_id'] = $result;

      return true;

    }

  }

  rpx_message('No user found.', 'debug');

  return false;

}



function rpx_get_wpuser() {

  global $rpx_wp_profile;

  global $rpx_wp_user_map;

  $user = get_userdata($rpx_wp_profile['rpx_wp_id']);

  foreach ($rpx_wp_user_map as $key => $val){

    if ( empty($rpx_wp_profile[$key]) && !empty($user->$val) ){

      $rpx_wp_profile[$key] = $user->$val;

    }

  }

}



function rpx_clean_locked() {

  $cleanup_age = RPX_CLEANUP_AGE;

  settype($cleanup_age, 'int');

  global $wpdb;

  $count = 0;

  $sql = 'SELECT user_id FROM '.$wpdb->usermeta.' WHERE meta_key = %s AND meta_value = %s';

  $sql = $wpdb->prepare($sql, RPX_META_LOCKED, 'true');

  $result = $wpdb->get_col($sql);

  foreach ($result as $key=>$val){

    $rpx_clean_meta = false;

    if ($val != NULL){

      if ($val > 1){

        $sql = 'SELECT UTC_TIMESTAMP() FROM '.$wpdb->usermeta;

        $sql = $wpdb->prepare($sql);

        $sqlnow = $wpdb->get_var($sql);

        $user = get_userdata($val);

        if (strlen($user->rpx_session) > 1){

          $sqlnow = strtotime($sqlnow);

          $usertime = $user->user_registered;

          $usertime = strtotime($usertime);

          $user_aged = 0;

          if ($sqlnow >= $usertime && $usertime >= 0){

            $user_aged = $sqlnow - $usertime;

            $user_aged = $user_aged / 60;

          }

          if ($user_aged > RPX_CLEANUP_AGE){

            if(strpos($user->user_email,$user->rpx_session) === false){//test if the email address contains the session_id

              $rpx_clean_meta = true;

            }else{

              wp_delete_user($val);

              $count++;

              $rpx_clean_meta = false;

            }

          }

        }

      }

      if ($rpx_clean_meta === true){

        $sql = 'DELETE FROM '.$wpdb->usermeta.' WHERE user_id = %d AND meta_key LIKE %s';

        $sql = $wpdb->prepare($sql, $val, 'rpx_%%');

        $del_result = $wpdb->query($sql);

        $count++;

      }

    }

  }

  rpx_message('Cleaned '.$count.' users.', 'message');

  return true;

}



function rpx_session_identifier() {

  global $wpdb;

  global $rpx_wp_profile;

  global $rpx_http_vars;

  $sql = 'SELECT user_id FROM '.$wpdb->usermeta.' WHERE meta_key = \''.RPX_META_SESSION.'\' AND meta_value = %s';

  $sql = $wpdb->prepare($sql, $rpx_http_vars['rpx_session']);

  $result = $wpdb->get_var($sql);

  if ($result != NULL){

    $rpx_wp_profile['rpx_wp_id'] = $result;

    if ($rpx_wp_profile['rpx_identifier'] = rpx_get_user_meta($result, RPX_META_IDENTIFIER)){

      return true;

    }

    rpx_message('identifier not found', 'debug');

    return false;

  }

  rpx_message('session not found', 'debug');

  return false;

}



function rpx_get_meta() {/*no point in trying to catch errors since empty fields return false*/

  global $rpx_wp_profile;

  $rpx_wp_profile['rpx_identifier'] = @rpx_get_user_meta($rpx_wp_profile['rpx_wp_id'], RPX_META_IDENTIFIER);

  $rpx_wp_profile['rpx_provider'] = @rpx_get_user_meta($rpx_wp_profile['rpx_wp_id'], RPX_META_PROVIDER);

  $rpx_wp_profile['rpx_session'] = @rpx_get_user_meta($rpx_wp_profile['rpx_wp_id'], RPX_META_SESSION);

  $rpx_wp_profile['rpx_locked'] = @rpx_get_user_meta($rpx_wp_profile['rpx_wp_id'], RPX_META_LOCKED);

  $rpx_wp_profile['rpx_photo'] = @rpx_get_user_meta($rpx_wp_profile['rpx_wp_id'], RPX_META_PHOTO);

  $rpx_wp_profile['rpx_url'] = @rpx_get_user_meta($rpx_wp_profile['rpx_wp_id'], RPX_META_URL);

}



function rpx_update_meta() {/*Wordpress uses update for insert and update.*/

  global $rpx_wp_profile;

  $results = array();

  $results[] = rpx_update_user_meta($rpx_wp_profile['rpx_wp_id'], RPX_META_IDENTIFIER, $rpx_wp_profile['rpx_identifier']);

  $results[] = rpx_update_user_meta($rpx_wp_profile['rpx_wp_id'], RPX_META_PROVIDER, $rpx_wp_profile['rpx_provider']);

  $results[] = rpx_update_user_meta($rpx_wp_profile['rpx_wp_id'], RPX_META_SESSION, $rpx_wp_profile['rpx_session']);

  $results[] = rpx_update_user_meta($rpx_wp_profile['rpx_wp_id'], RPX_META_LOCKED, $rpx_wp_profile['rpx_locked']);

  $results[] = rpx_update_user_meta($rpx_wp_profile['rpx_wp_id'], RPX_META_PHOTO, $rpx_wp_profile['rpx_photo']);

  $results[] = rpx_update_user_meta($rpx_wp_profile['rpx_wp_id'], RPX_META_URL, $rpx_wp_profile['rpx_url']);

  if (in_array(false,$results)){

    return false;

  }

  return true;

}



function rpx_update_user_meta($wp_id, $meta_label, $value) {/*wrapper for Wordpress update to avoid returning false on updates that match current values*/

  $result = rpx_get_user_meta($wp_id, $meta_label);

  if ($result == $value){

    return true;

  }

  if(update_user_meta($wp_id, $meta_label, $value, $result) === false){

    rpx_message('Meta update failed', 'error');

    return false;

  }

  return true;

}



function rpx_get_user_meta($wp_id, $meta_label, $single = true) {/*wrapper to make single result the default*/

  $result = get_user_meta($wp_id, $meta_label, $single);

  return $result;

}



function rpx_eula_user(){

  global $rpx_wp_profile;

  rpx_update_user_meta($rpx_wp_profile['rpx_wp_id'], RPX_META_EULA, 'true');

}



function rpx_lock_user(){

  global $rpx_wp_profile;

  $rpx_wp_profile['rpx_locked'] = 'true';

}



function rpx_unlock_user(){

  global $rpx_wp_profile;

  $rpx_wp_profile['rpx_locked'] = 'false';

}



function rpx_new_session(){

  global $rpx_wp_profile;

  $rpx_wp_profile['rpx_session'] = uniqid('rpx_',true);

}



function rpx_placeholder_email(){

  global $rpx_wp_profile;

  $rpx_wp_profile['rpx_email'] = $rpx_wp_profile['rpx_session'].'@'.get_option(RPX_REALM_OPTION);

}



function rpx_set_redirect($url=''){

  global $rpx_http_vars;

  if ( !empty($url) ){

    $rpx_http_vars['redirect_to'] = strip_tags($url);

  }

  if ( empty($rpx_http_vars['redirect_to']) ){

    if (get_post_type() != false){

      $rpx_http_vars['redirect_to'] = get_permalink();

      $rpx_http_vars['redirect_to'] .= '#respond';

    }else{

      $rpx_http_vars['redirect_to'] = get_bloginfo('url');

    }

  }

}



function rpx_message($message, $class='message') {

  global $rpx_messages;

  if (RPX_VERBOSE == 'true'){

    error_log('WP-RPX '.$class.'='.$message);/*ouput all messages to log*/

  }

  $rpx_messages[] = array( 'message' => $message, 'class' => $class);

}



function puke_die($var=''){/*This is a debug function, it is never called in relased code*/

  global $rpx_http_vars;

  global $rpx_wp_profile;

  global $rpx_wp_user;

  global $rpx_messages;

  echo '<pre>';

  echo '$_REQUEST

  '; var_dump($_REQUEST);

    echo '$rpx_http_vars

  '; var_dump($rpx_http_vars);

    echo '$rpx_wp_profile

  '; var_dump($rpx_wp_profile);

    echo '$rpx_wp_user

  '; var_dump($rpx_wp_user);

    echo '$rpx_messages

  '; var_dump($rpx_messages);

  var_dump($var);

  echo '</pre>';

  exit;

}



?>