var $directory;

var $urltoroot;

function load_module($directory, $urltoroot) {

$this->directory=$directory;

$this->urltoroot=$urltoroot;

}

function init_queries( $tableslc ) {

// check if the plugin is initialized

$ok = qa_opt('open_login_ok');

if ( $ok == 3 ) {

return null;

}

$queries = array();

$columns=qa_db_read_all_values(qa_db_query_sub('describe ^userlogins'));

if( !in_array('oemail', $columns ) )

{

$queries[] = 'ALTER TABLE ^userlogins ADD `oemail` VARCHAR( 80 ) CHARACTER SET utf8 COLLATE utf8_general_ci NULL';

}

if( !in_array('ohandle', $columns ) )

{

$queries[] = 'ALTER TABLE ^userlogins ADD `ohandle` VARCHAR( 80 ) CHARACTER SET utf8 COLLATE utf8_general_ci NULL';

}

$columns=qa_db_read_all_values(qa_db_query_sub('describe ^users'));

if( !in_array('oemail', $columns ) )

{

$queries[] = 'ALTER TABLE ^users ADD `oemail` VARCHAR( 80 ) CHARACTER SET utf8 COLLATE utf8_general_ci NULL';

}

if(count($queries)) {

return $queries;

}

// we're already set up

qa_opt('open_login_ok', '3');

return null;

}

function match_request($request) {

$parts=explode('/', $request);

return (count($parts) == 1 && $parts[0]=='logins');

}

function process_request($request) {

require_once QA_INCLUDE_DIR.'qa-db-users.php';

require_once QA_INCLUDE_DIR.'qa-app-format.php';

require_once QA_INCLUDE_DIR.'qa-app-users.php';

require_once QA_INCLUDE_DIR.'qa-db-selects.php';

require_once $this->directory . 'qa-open-utils.php';

// Check we're not using single-sign on integration, that we're logged in

if (QA_FINAL_EXTERNAL_USERS)

qa_fatal_error('User accounts are handled by external code');

$userid = qa_get_logged_in_userid();

if (!isset($userid)) {

qa_redirect('login');

}

// Get current information on user

$useraccount = qa_db_user_find_by_id__open($userid);

// Check if settings were updated

$this->check_settings();

// Check if we're unlinking an account

$mylogins = $this->check_unlink($useraccount);

// Check if we need to associate another provider

$tolink = $this->check_associate($useraccount);

// Check if we're merging multiple accounts

$otherlogins = $this->check_merge($useraccount, $mylogins, $tolink);

// Prepare content for theme

$disp_conf = qa_get('confirm') || !empty($tolink);

$qa_content = qa_content_prepare();

// Build page

if(!$disp_conf) {

// just visiting the regular page

$qa_content['title'] = qa_lang_html('plugin_open/my_logins_title');

$qa_content['navigation']['sub'] = qa_user_sub_navigation($useraccount['handle'], '', true);

$qa_content['script_onloads'][]='$(function(){ window.setTimeout(function() { qa_conceal(".form-notification-ok"); }, 1500); });';

$this->display_summary($qa_content, $useraccount);

$this->display_logins($qa_content, $useraccount, $mylogins);

$this->display_duplicates($qa_content, $useraccount, $otherlogins);

$this->display_services($qa_content, !empty($mylogins) || !empty($otherlogins));

} else {

// logged in and there are duplicates

$qa_content['title']= qa_lang_html('plugin_open/other_logins_conf_title');

if(!$this->display_duplicates($qa_content, $useraccount, $otherlogins)) {

$tourl = qa_get('to');

if(!empty($tourl)) {

qa_redirect($tourl);

} else {

if($tolink) {

// unable to link the login

$provider = ucfirst($tolink['source']);

qa_redirect('logins', array('provider' => $provider, 'code' => 99));

} else {

// no merge to confirm

qa_redirect('', array('provider' => '', 'code' => 98));

}

}

}

}

return $qa_content;

}

/* *** Form processing functions *** */

function check_settings() {

if (qa_clicked('dosaveprofile')) {

/* nothing here for now */

}

}

function check_merge(&$useraccount, &$mylogins, $tolink) {

global $qa_cached_logged_in_user, $qa_logged_in_userid_checked;

$userid = $findid = $useraccount['userid'];

$findemail = $useraccount['oemail']; // considering this is an openid user, so use the openid email

if(empty($findemail)) {

$findemail = $useraccount['email']; // fallback

}

if($tolink) {

// user is logged in with $userid but wants to merge $findid

$findemail = null;

$findid = $tolink['userid'];

} else if(qa_get('confirm') == 2 || qa_post_text('confirm') == 2) {

// bogus confirm page, stop right here

qa_redirect('logins');

}

// find other un-linked accounts with the same email

$otherlogins = qa_db_user_login_find_other__open($findid, $findemail, $userid);

if (qa_clicked('domerge') && !empty($otherlogins)) {

// if cancel was requested, just redirect

if($_POST['domerge'] == 0) {

$tourl = qa_post_text('to');

if(!empty($tourl)) {

qa_redirect($tourl);

} else {

qa_redirect($tolink ? 'logins' : '');

}

}

// a request to merge (link) multiple accounts was made

require_once QA_INCLUDE_DIR.'qa-app-users-edit.php';

$recompute = false;

$email = null;

$baseid = $_POST["base{$_POST['domerge']}"]; // POST[base1] or POST[base2]

// see which account was selected, if any

if($baseid != 0) // just in case

foreach($otherlogins as $login) {

// see if this is the currently logged in account

$loginid = $login['details']['userid'];

$is_current = $loginid == $userid;

// see if this user was selected for merge

if(isset($_POST["user_$loginid"]) || $is_current) {

if($baseid != $loginid) {

// this account should be deleted as it's different from the selected base id

if(!empty($login['logins'])) {

// update all associated logins

qa_db_user_login_sync(true);

qa_db_user_login_replace_userid__open($loginid, $baseid);

qa_db_user_login_sync(false);

}

// delete old user but keep the email

qa_delete_user($loginid);

$recompute = true;

if(empty($email)) $email = $login['details']['email'];

if(empty($email)) $email = $login['details']['oemail'];

}

}

}

// recompute the stats, if needed

if($recompute) {

require_once QA_INCLUDE_DIR.'qa-db-points.php';

qa_db_userpointscount_update();

// check if the current account has been deleted

if($userid != $baseid) {

$oldsrc = $useraccount['sessionsource'];

qa_set_logged_in_user($baseid, $useraccount['handle'], false, $oldsrc);

$useraccount = qa_db_user_find_by_id__open($baseid);

$userid = $baseid;

// clear some cached data

qa_db_flush_pending_result('loggedinuser');

$qa_logged_in_userid_checked = false;

unset($qa_cached_logged_in_user);

}

// also check the email address on the remaining user account

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

// update the account if the email address is not used anymore

$emailusers=qa_db_user_find_by_email($email);

if (count($emailusers) == 0) {

qa_db_user_set($userid, 'email', $email);

$useraccount['email'] = $email; // to show on the page

}

}

}

$conf = qa_post_text('confirm');

$tourl = qa_post_text('to');

if($conf) {

$tourl = qa_post_text('to');

if(!empty($tourl)) {

qa_redirect($tourl);

} else {

qa_redirect($tolink ? 'logins' : '');

}

}

// update the arrays

$otherlogins = qa_db_user_login_find_other__open($userid, $findemail);

$mylogins = qa_db_user_login_find_mine__open($userid);

}

// remove the current user id

unset($otherlogins[$userid]);

return $otherlogins;

}

function check_unlink(&$useraccount) {

$userid = $useraccount['userid'];

// Get more information on user, including accounts already linked

$mylogins = qa_db_user_login_find_mine__open($userid);

if (qa_clicked('dosplit') && !empty($mylogins)) {

// a request to split (un-link) some accounts was made

$unlink = $_POST['dosplit'];

foreach($mylogins as $login) {

// see which account was selected, if any

$key = "{$login['source']}_" . md5($login['identifier']);

if($key == $unlink) {

// account found, but don't unlink if currently in use

if($useraccount['sessionsource'] != qa_open_login_get_new_source($login['source'], $login['identifier'])) {

// ok, we need to delete this one

qa_db_user_login_sync(true);

qa_db_user_login_delete__open($login['source'], $login['identifier'], $userid);

qa_db_user_login_sync(false);

}

}

}

// update the array

$mylogins = qa_db_user_login_find_mine__open($userid);

}

return $mylogins;

}

function check_associate($useraccount) {

$userid = $useraccount['userid'];

$action = null;

$key = null;

if( !empty($_REQUEST['hauth_start']) ) {

$key = trim(strip_tags($_REQUEST['hauth_start']));

$action = 'process';

} else if( !empty($_REQUEST['hauth_done']) ) {

$key = trim(strip_tags($_REQUEST['hauth_done']));

$action = 'process';

} else if( !empty($_GET['link']) ) {

$key = trim(strip_tags($_GET['link']));

$action = 'login';

}

if($key == null) {

return false;

}

$provider = $this->get_ha_provider($key);

$source = strtolower($provider);

if($action == 'login') {

// handle the login

// after login come back to the same page

$loginCallback = qa_path('', array(), qa_opt('site_url'));

require_once( $this->directory . 'Hybrid/Auth.php' );

require_once( $this->directory . 'qa-open-utils.php' );

// prepare the configuration of HybridAuth

$config = $this->get_ha_config($provider, $loginCallback);

try {

// try to login

$hybridauth = new Hybrid_Auth( $config );

$adapter = $hybridauth->authenticate( $provider );

// if ok, create/refresh the user account

$user = $adapter->getUserProfile();

$duplicates = 0;

if (!empty($user))

// prepare some data

$ohandle = null;

$oemail = null;

if(empty($user->displayName)) {

$ohandle = $provider;

} else {

$ohandle = preg_replace('/[\\@\\+\\/]/', ' ', $user->displayName);

}

if (strlen(@$user->email) && $user->emailVerified) { // only if email is confirmed

$oemail = $user->email;

}

$duplicate = qa_db_user_login_find_duplicate__open($source, $user->identifier);

if( $duplicate == null ) {

// simply create a new login

qa_db_user_login_sync(true);

qa_db_user_login_add($userid, $source, $user->identifier);

if($oemail) qa_db_user_login_set__open($source, $user->identifier, 'oemail', $oemail);

qa_db_user_login_set__open($source, $user->identifier, 'ohandle', $ohandle);

qa_db_user_login_sync(false);

// now that everything was added, log out to allow for multiple accounts

$adapter->logout();

// redirect to get rid of parameters

qa_redirect('logins');

} else if($duplicate['userid'] == $userid) {

// trying to add the same account, just update the email/handle

qa_db_user_login_sync(true);

if($oemail) qa_db_user_login_set__open($source, $user->identifier, 'oemail', $oemail);

qa_db_user_login_set__open($source, $user->identifier, 'ohandle', $ohandle);

qa_db_user_login_sync(false);

// log out to allow for multiple accounts

$adapter->logout();

// redirect to get rid of parameters

qa_redirect('logins');

} else {

if(qa_get('confirm') == 2) {

return $duplicate;

} else {

qa_redirect('logins', array('link' => qa_get('link'), 'confirm' => 2));

}

}

} catch(Exception $e) {

qa_redirect('logins', array('provider' => $provider, 'code' => $e->getCode()));

}

}

if($action == 'process') {

require_once( "Hybrid/Auth.php" );

require_once( "Hybrid/Endpoint.php" );

Hybrid_Endpoint::process();

}

return false;

}

/* *** Display functions *** */

function display_summary(&$qa_content, $useraccount) {

// display some summary about the user

$qa_content['form_profile']=array(

'title' => qa_lang_html('plugin_open/my_current_user'),

'tags' => 'ENCTYPE="multipart/form-data" METHOD="POST" ACTION="'.qa_self_html().'" CLASS="open-login-profile"',

'style' => 'wide',

'fields' => array(

'handle' => array(

'label' => qa_lang_html('users/handle_label'),

'value' => qa_html($useraccount['handle']),

'type' => 'static',

),

'email' => array(

'label' => qa_lang_html('users/email_label'),

'value' => qa_html($useraccount['email']),

'type' => 'static',

),

),

'hidden' => array(

'dosaveprofile' => '0'

),

);

if (qa_get_state()=='profile-saved') {

$qa_content['form_profile']['ok']=qa_lang_html('users/profile_saved');

}

}

function display_logins(&$qa_content, $useraccount, $mylogins) {

if(!empty($mylogins)) {

require_once $this->directory . 'qa-open-login.php';

// display the logins already linked to this user account

$qa_content['custom_mylogins']='<h2>' . qa_lang_html('plugin_open/associated_logins') . '</h2><p>' . qa_lang_html('plugin_open/split_accounts_note') . '</p>';

$qa_content['form_mylogins']=array(

'tags' => 'ENCTYPE="multipart/form-data" METHOD="POST" ACTION="'.qa_self_html().'" CLASS="open-login-accounts"',

'style' => 'wide',

'hidden' => array(

'dosplit' => '1',

),

);

$data = array();

foreach($mylogins as $i => $login) {

$del_html = '';

$s = qa_open_login_get_new_source($login['source'], $login['identifier']);

if($useraccount['sessionsource'] != $s) {

$del_html = '<a href="javascript://" onclick="OP_unlink(\'' . $login['source'] . '_' . md5($login['identifier']) . '\')" class="opacxdel qa-form-light-button-reject" title="'. qa_lang_html('plugin_open/unlink_this_account') .'">&nbsp;</a>';

}

$data["f$i"] = array(

'label' => qa_open_login::printCode(ucfirst($login['source']), empty($login['ohandle']) ? ucfirst($login['source']) : $login['ohandle'], 'menu', 'view', false) . $del_html,

'type' => 'static',

'style' => 'tall'

);

}

$qa_content['form_mylogins']['fields'] = $data;

$qa_content['customscriptu'] = '<script type="text/javascript">

function OP_unlink(id) {

$(".qa-main form.open-login-accounts>input[name=dosplit]").attr("value", id);

$(".qa-main form.open-login-accounts").submit();

}

</script>';

}

}

function display_duplicates(&$qa_content, $useraccount, $otherlogins) {

$userid = $useraccount['userid'];

$disp_conf = qa_get('confirm');

if(!empty($otherlogins)) {

// display other logins which could be linked to this user account

if($disp_conf) {

$title = '';

$p = '<br />' . ($disp_conf == 1 ? qa_lang_html('plugin_open/other_logins_conf_text') : qa_lang_html_sub('plugin_open/link_exists', '<strong>' . ucfirst(qa_get('link')) . '</strong>') );

} else {

$title = '<h2>' . qa_lang_html('plugin_open/other_logins') . '</h2>';

$p = qa_lang_html('plugin_open/other_logins_conf_text');

}

$qa_content['custom_merge']="$title <p>$p</p>";

$qa_content['form_merge']=array(

'tags' => 'ENCTYPE="multipart/form-data" METHOD="POST" ACTION="'.qa_self_html().'" CLASS="open-login-others"',

'style' => 'wide',

'buttons' => array(

'save' => array(

'tags' => 'onClick="qa_show_waiting_after(this, false);" style="display: none"',

'note' => qa_lang_html('plugin_open/action_info_1'),

'label' => qa_lang_html('plugin_open/continue'),

),

),

'hidden' => array(

'domerge' => '1',

'confirm' => $disp_conf,

'to' => qa_get('to'),

),

);

$data = array();

$select = '<option value="0">' . qa_lang_html('plugin_open/select_base') . '</option>' .

'<option value="'. $userid . '" title="' . qa_html($useraccount['handle']) .'">' . qa_html($useraccount['handle']) . ' (' . $useraccount['points'] . ' ' . qa_lang_html('admin/points') . ' - ' . qa_lang_html('plugin_open/current_account') . ')</option>';

foreach($otherlogins as $i => $login) {

$type = 'login';

$name = qa_html($login['details']['handle']);

$points = $login['details']['points'];

if(count($login['logins'])==0) { // this is a regular site login, not an openid login

$type = 'user';

}

$login_providers = ($type == 'user' ? strtolower(qa_lang_html('plugin_open/password')) : '<strong>' . implode(', ', $login['logins']) . '</strong>' );

$data["f$i"] = array(

'label' => '<strong>' . $name . '</strong> (' . $points . ' ' . qa_lang_html('admin/points') . ', ' .

strtolower(qa_lang_html_sub('plugin_open/login_using', '')) . $login_providers . ')',

'tags' => 'name="user_' . $login['details']['userid'] . '" value="' . $login['details']['userid'] . '" style="visibility: hidden" checked="checked" rel="' . $i . '" onchange="OP_checkClicked(this)"',

'type' => 'checkbox',

'style' => 'tall'

);

$select .= '<option value="' . $login['details']['userid'] . '" title="' . $name .'">' . $name . ' (' . $points . ' ' . qa_lang_html('admin/points') . ')</option>';

}

$data['space'] = array(

'label' => '<br>' . qa_lang_html('plugin_open/choose_action'),

'type' => 'static',

'style' => 'tall'

);

$ac1html = '<div class="opacxhtml qa-form-tall-buttons" id="ac1html" style="display: none;">' .

qa_lang_html('plugin_open/merge_all_first') . ' ' . qa_lang_html('plugin_open/merge_note') . '<br /><br />' .

qa_lang_html('plugin_open/select_base_note') . '<br /><select name="base1" onchange="OP_baseSelected(this)">' . $select . '</select></div>';

$ac2html = '<div class="opacxhtml qa-form-tall-buttons" id="ac2html" style="display: none;">' .

qa_lang_html('plugin_open/select_merge_first') . ' ' . qa_lang_html('plugin_open/merge_note') . '<br /><br />' .

qa_lang_html('plugin_open/select_base_note') . '<br /><select name="base2" onchange="OP_baseSelected(this)">' . $select . '</select></div>';

$ac3html = '<div class="opacxhtml qa-form-tall-buttons" id="ac3html" style="display: none;">' . qa_lang_html('plugin_open/cancel_merge_note') . '</div>';

if($disp_conf == null || $disp_conf == 1) {

$data['actions1'] = array(

'label' => ' &nbsp; &nbsp; <strong><a href="javascript:;" onclick="OP_actionSelected(1, \'#ac1html\')">&raquo; ' . qa_lang_html('plugin_open/merge_all') . '</a></strong>' . $ac1html,

'type' => 'static',

'style' => 'tall'

);

$data['actions2'] = array(

'label' => ' &nbsp; &nbsp; <strong><a href="javascript:;" onclick="OP_actionSelected(2, \'#ac2html\')">&raquo; ' . qa_lang_html('plugin_open/select_merge') . '</a></strong>' . $ac2html,

'type' => 'static',

'style' => 'tall'

);

if($disp_conf == 1) {

$data['actions3'] = array(

'label' => ' &nbsp; &nbsp; <strong><a href="javascript:;" onclick="OP_actionSelected(0, \'#ac3html\')">&raquo; ' . qa_lang_html('plugin_open/cancel_merge') . '</a></strong>' . $ac3html,

'type' => 'static',

'style' => 'tall'

);

}

} else if($disp_conf == 2) {

$data['actions1'] = array(

'label' => ' &nbsp; &nbsp; <strong><a href="javascript:;" onclick="OP_actionSelected(1, \'#ac1html\')">&raquo; ' . qa_lang_html('plugin_open/link_all') . '</a></strong>' . $ac1html,

'type' => 'static',

'style' => 'tall'

);

$data['actions3'] = array(

'label' => ' &nbsp; &nbsp; <strong><a href="javascript:;" onclick="OP_actionSelected(0, \'#ac3html\')">&raquo; ' . qa_lang_html('plugin_open/cancel_link') . '</a></strong>' . $ac3html,

'type' => 'static',

'style' => 'tall'

);

}

$qa_content['form_merge']['fields'] = $data;

$qa_content['customscript'] = '<script type="text/javascript">

function OP_actionSelected(i, divid) {

$(".opacxhtml").slideUp();

if(i != 2 || op_last_action == 2) {

$(".qa-main form.open-login-others input[type=checkbox]").css("visibility", "hidden");

}

if(op_last_action == i) {

OP_baseSelected();

op_last_action = -1;

return;

}

op_last_action = i;

$(divid).slideDown();

$(".qa-main form.open-login-others>input[name=domerge]").attr("value", i);

if(i > 0) {

$(".qa-main form.open-login-others input[type=checkbox]").attr("checked", "checked");

if(i == 2) {

$(".qa-main form.open-login-others input[type=checkbox]").css("visibility", "visible");

$(".qa-main form.open-login-others select[name=base2]").html( $(".qa-main form.open-login-others select[name=base1]").html() );

}

sel = $(".qa-main form.open-login-others select[name=base" + i +"]").get(0);

sel.selectedIndex = 0;

OP_baseSelected(sel);

} else {

$(".qa-main form.open-login-others span.qa-form-wide-note").html("' . qa_lang_html('plugin_open/action_info_2') . '");

$(".qa-main form.open-login-others input[type=submit]").show();

$(".qa-main form.open-login-others input[type=submit]").attr("disabled", false);

}

}

function OP_baseSelected(sel) {

if(!sel || sel.selectedIndex == 0) {

if(sel) {

$(".qa-main form.open-login-others span.qa-form-wide-note").html("' . qa_lang_html('plugin_open/action_info_3') . '")

} else {

$(".qa-main form.open-login-others span.qa-form-wide-note").html("' . qa_lang_html('plugin_open/action_info_1') . '")

}

$(".qa-main form.open-login-others input[type=submit]").hide()

$(".qa-main form.open-login-others input[type=submit]").attr("disabled", "disabled")

} else {

if(OP_accValid()) {

nam = $("option:selected", sel).attr("title")

$(".qa-main form.open-login-others span.qa-form-wide-note").html("<strong>" + nam + "</strong> ' . qa_lang_html('plugin_open/action_info_4') . '")

$(".qa-main form.open-login-others input[type=submit]").show()

$(".qa-main form.open-login-others input[type=submit]").attr("disabled", false)

}

}

}

function OP_checkClicked(check) {

' . ($disp_conf == 2 ? '/* empty */' : '

var rel = $(check).attr("rel")

var id = $(check).attr("value")

var chk = $(check).attr("checked")

$(".qa-main form.open-login-others select[name=base2]").get(0).selectedIndex = 0

if(chk) {

$(".qa-main form.open-login-others select[name=base2] option[value=" + id + "]").show()

} else {

$(".qa-main form.open-login-others select[name=base2] option[value=" + id + "]").hide()

}

OP_accValid() ') . '

}

function OP_accValid() {

if(op_last_action != 2) {

$(".qa-main form.open-login-others input[type=checkbox]").attr("checked", "checked")

return true

}

someSel = false

$(".qa-main form.open-login-others input[type=checkbox]").each(function(i, o) {

someSel = someSel || $(o).attr("checked") == "checked"

});

$(".qa-main form.open-login-others input[type=submit]").hide();

$(".qa-main form.open-login-others input[type=submit]").attr("disabled", "disabled");

if(!someSel) { // nothing selected

$(".qa-main form.open-login-others span.qa-form-wide-note").html("' . qa_lang_html('plugin_open/action_info_5') . '");

return false;

} else {

$(".qa-main form.open-login-others span.qa-form-wide-note").html("' . qa_lang_html('plugin_open/action_info_3') . '");

return true;

}

}

</script>';

$qa_content['script_onloads'][]='$(function(){ OP_baseSelected() });';

$qa_content['script_var']['op_last_action'] = -1;

return true;

}

return false;

}

function display_services(&$qa_content, $has_content) {

if(!$has_content) {

// no linked logins

$qa_content['form_nodata']=array(

'title' => '<br>' . qa_lang_html('plugin_open/no_logins_title'),

'style' => 'light',

'fields' => array(

'note' => array(

'note' => qa_lang_html('plugin_open/no_logins_text'),

'type' => 'static'

)

),

);

} else {

$qa_content['custom'] = '<h2>' . qa_lang_html('plugin_open/link_with_account') . '</h2><p>' . qa_lang_html('plugin_open/no_logins_text') . '</p>';

}

// output login providers

$loginmodules=qa_load_modules_with('login', 'printCode');

foreach ($loginmodules as $module) {

ob_start();

qa_open_login::printCode($module->provider, null, 'associate', 'link');

$html=ob_get_clean();

if (strlen($html))

@$qa_content['custom'].= $html.' ';

}

}

/* *** Utility functions *** */

function get_ha_config($provider, $url) {

$key = strtolower($provider);

return array(

'base_url' => $url,

'providers' => array (

$provider => array (

'enabled' => true,

'keys' => array(

'id' => qa_opt("{$key}_app_id"),

'key' => qa_opt("{$key}_app_id"),

'secret' => qa_opt("{$key}_app_secret")

),

'scope' => $provider == 'Facebook' ? 'email,user_about_me,user_location,user_website' : null,

)

),

'debug_mode' => false,

'debug_file' => ''

);

}

function get_ha_provider($key) {

$providers = @include dirname(__FILE__) . DIRECTORY_SEPARATOR . 'providers.php';

if ($providers) {

// loop through all active providers and register them

$providerList = explode(',', $providers);

foreach($providerList as $provider) {

if(strcasecmp($key, $provider) == 0) {

return $provider;

}

}

}

}

function admin_form() {

$saved=false;

if (qa_clicked('general_save_button')) {

// loop through all providers and see which one was enabled

$allProviders = scandir( $this->directory . 'Hybrid' . DIRECTORY_SEPARATOR . 'Providers' );

$activeProviders = array();

foreach($allProviders as $providerFile) {

if(substr($providerFile,0,1) == '.') {

continue;

}

$provider = str_ireplace('.php', '', $providerFile);

$key = strtolower($provider);

$enabled = qa_post_text("{$key}_app_enabled_field");

$shortcut = qa_post_text("{$key}_app_shortcut_field");

qa_opt("{$key}_app_enabled", empty($enabled) ? 0 : 1);

qa_opt("{$key}_app_shortcut", empty($shortcut) ? 0 : 1);

qa_opt("{$key}_app_id", qa_post_text("{$key}_app_id_field"));

qa_opt("{$key}_app_secret", qa_post_text("{$key}_app_secret_field"));

if(!empty($enabled)) {

$activeProviders[] = $provider;

}

}

// at the end save a list of all active providers

file_put_contents( $this->directory . 'providers.php',

'<' . '?' . 'php return "' . implode(',', $activeProviders) . '" ?' . '>'

);

// also save the other configurations

$hidecss = qa_post_text('open_login_css');

qa_opt('open_login_css', empty($hidecss) ? 0 : 1);

$zocial = qa_post_text('open_login_zocial');

qa_opt('open_login_zocial', empty($zocial) ? 0 : 1);

$nologin = qa_post_text('open_login_hideform');

qa_opt('open_login_hideform', empty($nologin) ? 0 : 1);

$remember = qa_post_text('open_login_remember');

qa_opt('open_login_remember', empty($remember) ? 0 : 1);

$saved=true;

}

$form = array(

'ok' => $saved ? 'Open Login preferences saved' : null,

'fields' => array(

array(

'type' => 'checkbox',

'label' => 'Don\'t inline CSS. I included the styles in my theme\'s CSS file',

'value' => qa_opt('open_login_css') ? true : false,

'tags' => 'NAME="open_login_css"',

),

array(

'type' => 'checkbox',

'label' => 'Use <a href="http://zocial.smcllns.com/">Zocial buttons</a> (works out-of-the-box with inlined CSS; if "Don\'t inline CSS" checkbox is selected, the custom theme must be manually modified to import <i>zocial.css</i> file)',

'value' => qa_opt('open_login_zocial') ? true : false,

'tags' => 'NAME="open_login_zocial"',

),

array(

'type' => 'checkbox',

'label' => 'Hide regular login/register forms and keep only external login buttons (might require theme changes)',

'value' => qa_opt('open_login_hideform') ? true : false,

'tags' => 'NAME="open_login_hideform"',

),

array(

'type' => 'checkbox',

'label' => 'Keep users logged in when they connect through external login providers (this will log users in automatically when they return to the site, even if they close their browsers)',

'value' => qa_opt('open_login_remember') ? true : false,

'tags' => 'NAME="open_login_remember"',

),

array(

'type' => 'static',

'label' => '<br /><strong>Available login providers</strong>',

),

),

'buttons' => array(

array(

'label' => 'Save Changes',

'tags' => 'NAME="general_save_button"',

),

),

);

$allProviders = scandir( $this->directory . 'Hybrid' . DIRECTORY_SEPARATOR . 'Providers' );

foreach($allProviders as $providerFile) {

if(substr($providerFile,0,1) == '.' || $providerFile == 'OpenID.php') {

continue;

}

$provider = str_ireplace('.php', '', $providerFile);

$key = strtolower($provider);

$form['fields'][] = array(

'type' => 'checkbox',

'label' => 'Enable ' . $provider,

'value' => qa_opt("{$key}_app_enabled") ? true : false,

'tags' => "NAME=\"{$key}_app_enabled_field\"",

);

$form['fields'][] = array(

'type' => 'checkbox',

'label' => 'Show ' . $provider . ' button in the header',

'value' => qa_opt("{$key}_app_shortcut") ? true : false,

'tags' => "NAME=\"{$key}_app_shortcut_field\"",

);

$form['fields'][] = array(

'label' => $provider . ' App ID:',

'value' => qa_html(qa_opt("{$key}_app_id")),

'tags' => "NAME=\"{$key}_app_id_field\"",

);

$form['fields'][] = array(

'label' => $provider . ' App Secret:',

'value' => qa_html(qa_opt("{$key}_app_secret")),

'tags' => "NAME=\"{$key}_app_secret_field\"",

);

$docUrl = "http://hybridauth.sourceforge.net/userguide/IDProvider_info_{$provider}.html";

if($provider == 'Yahoo') {

$form['fields'][] = array(

'type' => 'static',

'label' => 'By default, <strong>' . $provider . '</strong> uses OpenID and does not need any keys, so these fields should ' .

'be left blank. However, if you replaced the provider file with the one that uses OAuth, and not OpenID, you ' .

'need to provide the app keys. In this case, click on <a href="' . $docUrl . '" target="_blank">' . $docUrl . '</a> ' .

'for information on how to get them.',

);

} else {

$form['fields'][] = array(

'type' => 'static',

'label' => 'For information on how to setup your application with <strong>' . $provider . '</strong> ' .

'see the <strong>Registering application</strong> section from <a href="' . $docUrl . '" target="_blank">' . $docUrl . '</a>.',

);

}

$form['fields'][] = array(

'type' => 'static',

'label' => 'Callback URL/Redirect URL (to use when registering your application with ' . $provider . '): <br /><strong>' .

qa_opt('site_url') . '?hauth.done=' . $provider . '</strong>',

);

$form['fields'][] = array(

'type' => 'static',

'label' => '&nbsp;',

);

}

return $form;

}