This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
version 2 as published by the Free Software Foundation.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see .
*/
require_once ( AK_CLASSES . '/abstract/component.php' );
/**
* Class aocLoginForm.
* Manages all about the WordPress Login Form.
*
* @since 0.6
* @author Jordi Canals
* @package Alkivia
* @subpackage Community
* @link http://alkivia.org
*/
class aocLoginForm extends akComponentAbstract
{
/**
* Sets the filters for the login page.
*
* @return void
*/
protected function moduleLoad ()
{
add_action('login_head', array($this, '_loginStyles'));
add_filter('login_headerurl', array($this, '_loginURL'));
add_filter('login_headertitle', array($this, '_loginSiteName'));
}
/**
* Updates the component settings.
* @return void
*/
protected function componentUpdate ( $version )
{
if ( version_compare($version, '0.8', '<') ) {
// Change NewUsers widget settings to new class names.
$widget = get_option('akucom_registered_widget');
if ( false !== $widget ) {
add_option('widget_aoc_new_users', $widget);
delete_option('akucom_registered_widget');
}
// Change Widget settings to new class names.
$widget = get_option('akucom_loggedin_widget');
if ( false !== $widget ) {
add_option('widget_aoc_logged_in', $widget);
delete_option('akucom_loggedin_widget');
}
}
}
/**
* Inits the plugin widgets.
* Takes into consideration the alkivia privacy settings.
*
* @return void
*/
protected function registerWidgets ()
{
require_once ( dirname(__FILE__) . '/newusers.php' );
register_widget('aocNewUsers');
require_once ( dirname(__FILE__) . '/loggedin.php' );
register_widget('aocLoggedIn');
}
/**
* Adds the Login Form menu to Alkivia.
*
* @hook action 'aoc_admin_menu'
* @return void
*/
function adminMenus()
{
add_submenu_page( $this->slug, __('Login Form', $this->PID), __('Login Form', $this->PID), 'aoc_manage_settings', $this->slug . '-login', array($this, '_loginSettings'));
}
/**
* Loads settings page for Login Form
*
* @hook add_submenu_page
* @return void
*/
function _loginSettings()
{
if ( ! current_user_can('aoc_manage_settings') ) { // Verify user permissions.
wp_die('' .__('What do you think you\'re doing?!?', $this->PID) . '');
}
if ( 'POST' == $_SERVER['REQUEST_METHOD'] ) {
$this->uploadLogo();
}
require ( dirname(__FILE__) . '/admin.php');
}
/**
* Process the uploaded image in the settings form.
* @return void
*/
private function uploadLogo()
{
check_admin_referer('upload-login-image');
if ( isset($_POST['action']) && 'upload' == $_POST['action'] ) {
// Process uploaded file
require_once ( AK_VENDOR . '/upload/class.upload.php');
$handle = new akUpload($_FILES['login_image'], $this->PID);
if ( $handle->uploaded ) {
$handle->image_resize = true;
$handle->image_ratio_y = true;
$handle->image_x = 326;
$handle->file_overwrite = true;
$handle->file_auto_rename = false;
$handle->file_new_name_body = 'login';
$handle->image_convert = 'png';
$uploads = wp_upload_dir();
$folder = trailingslashit($uploads['basedir']) . 'alkivia';
$handle->Process($folder);
if ( $handle->processed ) {
ak_admin_notify(__('File uploaded.', $this->PID));
} else {
ak_admin_error(__('Error', $this->PID) . ': ' . $handle->error);
}
} else {
ak_admin_error(__('No file received.', $this->PID));
}
} else { // Missing action
ak_admin_error(__('Bad form received.', $this->PID));
}
}
/**
* Loads Login Form picture.
*
* @hook action 'login_head'
* @return void
*/
function _loginStyles ()
{
$logo = $this->getLogo();
echo '';
}
/**
* Sets the blog url as the custom link for the Login Form image.
*
* @hook filter 'login_headerurl'
* @return void
*/
function _loginURL()
{
return get_bloginfo('url');
}
/**
* Sets the blog name and description as title for the Login Form image.
*
* @hook filter 'login_headertitle'
* @return string New title for login image.
*/
function _loginSiteName()
{
$title = get_bloginfo('name') .' | '. get_bloginfo('description');
return $title;
}
/**
* Returns all info about the logo image.
*
* @return array Image information. With this indexes:
* - url: The full url to the image.
* - width: Image width.
* - height: Image height
* - html: The ![]()
tag for the image.
*/
private function getLogo()
{
$upload = wp_upload_dir();
$file = trailingslashit($upload['basedir']) . 'alkivia/login.png';
$logo = array();
if ( file_exists($file) ) {
$logo['url'] = trailingslashit($upload['baseurl']) . 'alkivia/login.png';
} else {
$logo['url'] = ak_get_object($this->PID)->getURL() . 'images/login.png';
$file = AOC_PATH . '/images/login.png';
}
$info = getimagesize($file);
$logo['width'] = $info[0];
$logo['height'] = $info[1];
$logo['html'] = ' . ')
';
return $logo;
}
}