<?php
/**
 * Edit user administration panel.
 *
 * @package WordPress
 * @subpackage Administration
 */

/** WordPress Administration Bootstrap */
require_once('./admin.php');

wp_reset_vars(array('action', 'redirect', 'profile', 'user_id', 'wp_http_referer'));

$user_id = (int) $user_id;
$current_user = wp_get_current_user();
if ( ! defined( 'IS_PROFILE_PAGE' ) )
	define( 'IS_PROFILE_PAGE', ( $user_id == $current_user->ID ) );

if ( ! $user_id && IS_PROFILE_PAGE )
	$user_id = $current_user->ID;
elseif ( ! $user_id && ! IS_PROFILE_PAGE )
	wp_die(__( 'Invalid user ID.' ) );
elseif ( ! get_userdata( $user_id ) )
	wp_die( __('Invalid user ID.') );

wp_enqueue_script('user-profile');
wp_enqueue_script('password-strength-meter');

$title = IS_PROFILE_PAGE ? __('Profile') : __('Edit User');
if ( current_user_can('edit_users') && !IS_PROFILE_PAGE )
	$submenu_file = 'users.php';
else
	$submenu_file = 'profile.php';
$parent_file = 'users.php';

// contextual help - choose Help on the top right of admin panel to preview this.
add_contextual_help($current_screen,
    '<p>' . __('Your profile contains information about you (your &#8220;account&#8221;) as well as some personal options related to using WordPress.') . '</p>' .
    '<p>' . __('You can change your password, turn on keyboard shortcuts, change the color scheme of your WordPress administration screens, and turn off the WYSIWYG (Visual) editor, among other things.') . '</p>' .
    '<p>' . __('Your username cannot be changed, but you can use other fields to enter your real name or a nickname, and change which name to display on your posts.') . '</p>' .
    '<p>' . __('Required fields are indicated; the rest are optional. Profile information will only be displayed if your theme is set up to do so.') . '</p>' .
    '<p>' . __('Remember to click the Update Profile button when you are finished.') . '</p>' .
    '<p><strong>' . __('For more information:') . '</strong></p>' .
    '<p>' . __('<a href="http://codex.wordpress.org/Users_Your_Profile_SubPanel" target="_blank">Documentation on User Profiles</a>') . '</p>' .
    '<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
);


$wp_http_referer = remove_query_arg(array('update', 'delete_count'), stripslashes($wp_http_referer));

$all_post_caps = array('posts', 'pages');
$user_can_edit = false;
foreach ( $all_post_caps as $post_cap )
	$user_can_edit |= current_user_can("edit_$post_cap");

/**
 * Optional SSL preference that can be turned on by hooking to the 'personal_options' action.
 *
 * @since 2.7.0
 *
 * @param object $user User data object
 */
function use_ssl_preference($user) {
?>
	<tr>
		<th scope="row"><?php _e('Use https')?></th>
		<td><label for="use_ssl"><input name="use_ssl" type="checkbox" id="use_ssl" value="1" <?php checked('1', $user->use_ssl); ?> /> <?php _e('Always use https when visiting the admin'); ?></label></td>
	</tr>
<?php
}


// Only allow super admins on multisite to edit every user.
if ( is_multisite() && ! current_user_can( 'manage_network_users' ) && $user_id != $current_user->ID && ! apply_filters( 'enable_edit_any_user_configuration', true ) )
	wp_die( __( 'You do not have permission to edit this user.' ) );

// Execute confirmed email change. See send_confirmation_on_profile_email().
if ( is_multisite() && IS_PROFILE_PAGE && isset( $_GET[ 'newuseremail' ] ) && $current_user->ID ) {
	$new_email = get_option( $current_user->ID . '_new_email' );
	if ( $new_email[ 'hash' ] == $_GET[ 'newuseremail' ] ) {
		$user->ID = $current_user->ID;
		$user->user_email = esc_html( trim( $new_email[ 'newemail' ] ) );
		if ( $wpdb->get_var( $wpdb->prepare( "SELECT user_login FROM {$wpdb->signups} WHERE user_login = %s", $current_user->user_login ) ) )
			$wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->signups} SET user_email = %s WHERE user_login = %s", $user->user_email, $current_user->user_login ) );
		wp_update_user( get_object_vars( $user ) );
		delete_option( $current_user->ID . '_new_email' );
		wp_redirect( add_query_arg( array('updated' => 'true'), admin_url( 'profile.php' ) ) );
		die();
	}
} elseif ( is_multisite() && IS_PROFILE_PAGE && !empty( $_GET['dismiss'] ) && $current_user->ID . '_new_email' == $_GET['dismiss'] ) {
	delete_option( $current_user->ID . '_new_email' );
	wp_redirect( add_query_arg( array('updated' => 'true'), admin_url( 'profile.php' ) ) );
	die();
}

switch ($action) {
case 'switchposts':

check_admin_referer();

/* TODO: Switch all posts from one user to another user */

break;

case 'update':

check_admin_referer('update-user_' . $user_id);

if ( !current_user_can('edit_user', $user_id) )
	wp_die(__('You do not have permission to edit this user.'));

if ( IS_PROFILE_PAGE )
	do_action('personal_options_update', $user_id);
else
	do_action('edit_user_profile_update', $user_id);

if ( !is_multisite() ) {
	$errors = edit_user($user_id);
} else {
	$user = get_userdata( $user_id );

	// Update the email address in signups, if present.
	if ( $user->user_login && isset( $_POST[ 'email' ] ) && is_email( $_POST[ 'email' ] ) && $wpdb->get_var( $wpdb->prepare( "SELECT user_login FROM {$wpdb->signups} WHERE user_login = %s", $user->user_login ) ) )
		$wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->signups} SET user_email = %s WHERE user_login = %s", $_POST[ 'email' ], $user_login ) );

	// WPMU must delete the user from the current blog if WP added him after editing.
	$delete_role = false;
	$blog_prefix = $wpdb->get_blog_prefix();
	if ( $user_id != $current_user->ID ) {
		$cap = $wpdb->get_var( "SELECT meta_value FROM {$wpdb->usermeta} WHERE user_id = '{$user_id}' AND meta_key = '{$blog_prefix}capabilities' AND meta_value = 'a:0:{}'" );
		if ( null == $cap && $_POST[ 'role' ] == '' ) {
			$_POST[ 'role' ] = 'contributor';
			$delete_role = true;
		}
	}
	if ( !isset( $errors ) || ( isset( $errors ) && is_object( $errors ) && false == $errors->get_error_codes() ) )
		$errors = edit_user($user_id);
	if ( $delete_role ) // stops users being added to current blog when they are edited
		delete_user_meta( $user_id, $blog_prefix . 'capabilities' );

	if ( is_multisite() && !IS_PROFILE_PAGE && current_user_can( 'manage_network_options' ) && !isset($super_admins) && empty( $_POST['super_admin'] ) == is_super_admin( $user_id ) )
		empty( $_POST['super_admin'] ) ? revoke_super_admin( $user_id ) : grant_super_admin( $user_id );
}

if ( !is_wp_error( $errors ) ) {
	$redirect = (IS_PROFILE_PAGE ? "profile.php?" : "user-edit.php?user_id=$user_id&"). "updated=true";
	$redirect = add_query_arg('wp_http_referer', urlencode($wp_http_referer), $redirect);
	wp_redirect($redirect);
	exit;
}

default:
$profileuser = get_user_to_edit($user_id);

if ( !current_user_can('edit_user', $user_id) )
	wp_die(__('You do not have permission to edit this user.'));

include ('admin-header.php');
?>

<?php if ( !IS_PROFILE_PAGE && is_super_admin( $profileuser->ID ) && current_user_can( 'manage_network_options' ) ) { ?>
	<div class="updated"><p><strong><?php _e('Important:'); ?></strong> <?php _e('This user has super admin privileges.'); ?></p></div>
<?php } ?>
<?php if ( isset($_GET['updated']) ) : ?>
<div id="message" class="updated">
	<p><strong><?php _e('User updated.') ?></strong></p>
	<?php if ( $wp_http_referer && !IS_PROFILE_PAGE ) : ?>
	<p><a href="users.php"><?php _e('&larr; Back to Authors and Users'); ?></a></p>
	<?php endif; ?>
</div>
<?php endif; ?>
<?php if ( isset( $errors ) && is_wp_error( $errors ) ) : ?>
<div class="error"><p><?php echo implode( "</p>\n<p>", $errors->get_error_messages() ); ?></p></div>
<?php endif; ?>

<div class="wrap" id="profile-page">
<?php screen_icon(); ?>
<h2><?php echo esc_html( $title ); ?></h2>

<form id="your-profile" action="<?php echo esc_url( admin_url( IS_PROFILE_PAGE ? 'profile.php' : 'user-edit.php' ) ); ?>" method="post"<?php do_action('user_edit_form_tag'); ?>>
<?php wp_nonce_field('update-user_' . $user_id) ?>
<?php if ( $wp_http_referer ) : ?>
	<input type="hidden" name="wp_http_referer" value="<?php echo esc_url($wp_http_referer); ?>" />
<?php endif; ?>
<p>
<input type="hidden" name="from" value="profile" />
<input type="hidden" name="checkuser_id" value="<?php echo $user_ID ?>" />
</p>

<h3><?php _e('Personal Options'); ?></h3>

<table class="form-table">
<?php if ( rich_edit_exists() && !( IS_PROFILE_PAGE && !$user_can_edit ) ) : // don't bother showing the option if the editor has been removed ?>
	<tr>
		<th scope="row"><?php _e('Visual Editor')?></th>
		<td><label for="rich_editing"><input name="rich_editing" type="checkbox" id="rich_editing" value="false" <?php checked('false', $profileuser->rich_editing); ?> /> <?php _e('Disable the visual editor when writing'); ?></label></td>
	</tr>
<?php endif; ?>
<?php if ( count($_wp_admin_css_colors) > 1 && has_action('admin_color_scheme_picker') ) : ?>
<tr>
<th scope="row"><?php _e('Admin Color Scheme')?></th>
<td><?php do_action( 'admin_color_scheme_picker' ); ?></td>
</tr>
<?php
endif; // $_wp_admin_css_colors
if ( !( IS_PROFILE_PAGE && !$user_can_edit ) ) : ?>
<tr>
<th scope="row"><?php _e( 'Keyboard Shortcuts' ); ?></th>
<td><label for="comment_shortcuts"><input type="checkbox" name="comment_shortcuts" id="comment_shortcuts" value="true" <?php if ( !empty($profileuser->comment_shortcuts) ) checked('true', $profileuser->comment_shortcuts); ?> /> <?php _e('Enable keyboard shortcuts for comment moderation.'); ?></label> <?php _e('<a href="http://codex.wordpress.org/Keyboard_Shortcuts">More information</a>'); ?></td>
</tr>
<?php
endif;
do_action('personal_options', $profileuser);
?>
</table>
<?php
	if ( IS_PROFILE_PAGE )
		do_action('profile_personal_options', $profileuser);
?>

<h3><?php _e('Name') ?></h3>

<table class="form-table">
	<tr>
		<th><label for="user_login"><?php _e('Username'); ?></label></th>
		<td><input type="text" name="user_login" id="user_login" value="<?php echo esc_attr($profileuser->user_login); ?>" disabled="disabled" class="regular-text" /> <span class="description"><?php _e('Usernames cannot be changed.'); ?></span></td>
	</tr>

<?php if ( !IS_PROFILE_PAGE ): ?>
<tr><th><label for="role"><?php _e('Role:') ?></label></th>
<td><select name="role" id="role">
<?php
// Get the highest/primary role for this user
// TODO: create a function that does this: wp_get_user_role()
$user_roles = $profileuser->roles;
$user_role = array_shift($user_roles);

// print the full list of roles with the primary one selected.
wp_dropdown_roles($user_role);

// print the 'no role' option. Make it selected if the user has no role yet.
if ( $user_role )
	echo '<option value="">' . __('&mdash; No role for this site &mdash;') . '</option>';
else
	echo '<option value="" selected="selected">' . __('&mdash; No role for this site &mdash;') . '</option>';
?>
</select>
<?php if ( is_multisite() && current_user_can( 'manage_network_options' ) && !isset($super_admins) ) { ?>
<p><label><input type="checkbox" id="super_admin" name="super_admin"<?php checked( is_super_admin( $profileuser->ID ) ); ?> /> <?php _e( 'Grant this user super admin privileges for the Network.'); ?></label></p>
<?php } ?>
</td></tr>
<?php endif; //!IS_PROFILE_PAGE ?>

<tr>
	<th><label for="first_name"><?php _e('First Name') ?></label></th>
	<td><input type="text" name="first_name" id="first_name" value="<?php echo esc_attr($profileuser->first_name) ?>" class="regular-text" /></td>
</tr>

<tr>
	<th><label for="last_name"><?php _e('Last Name') ?></label></th>
	<td><input type="text" name="last_name" id="last_name" value="<?php echo esc_attr($profileuser->last_name) ?>" class="regular-text" /></td>
</tr>

<tr>
	<th><label for="nickname"><?php _e('Nickname'); ?> <span class="description"><?php _e('(required)'); ?></span></label></th>
	<td><input type="text" name="nickname" id="nickname" value="<?php echo esc_attr($profileuser->nickname) ?>" class="regular-text" /></td>
</tr>

<tr>
	<th><label for="display_name"><?php _e('Display name publicly as') ?></label></th>
	<td>
		<select name="display_name" id="display_name">
		<?php
			$public_display = array();
			$public_display['display_username']  = $profileuser->user_login;
			$public_display['display_nickname']  = $profileuser->nickname;
			if ( !empty($profileuser->first_name) )
				$public_display['display_firstname'] = $profileuser->first_name;
			if ( !empty($profileuser->last_name) )
				$public_display['display_lastname'] = $profileuser->last_name;
			if ( !empty($profileuser->first_name) && !empty($profileuser->last_name) ) {
				$public_display['display_firstlast'] = $profileuser->first_name . ' ' . $profileuser->last_name;
				$public_display['display_lastfirst'] = $profileuser->last_name . ' ' . $profileuser->first_name;
			}
			if ( !in_array( $profileuser->display_name, $public_display ) ) // Only add this if it isn't duplicated elsewhere
				$public_display = array( 'display_displayname' => $profileuser->display_name ) + $public_display;
			$public_display = array_map( 'trim', $public_display );
			$public_display = array_unique( $public_display );
			foreach ( $public_display as $id => $item ) {
		?>
			<option id="<?php echo $id; ?>" value="<?php echo esc_attr($item); ?>"<?php selected( $profileuser->display_name, $item ); ?>><?php echo $item; ?></option>
		<?php
			}
		?>
		</select>
	</td>
</tr>
</table>

<h3><?php _e('Contact Info') ?></h3>

<table class="form-table">
<tr>
	<th><label for="email"><?php _e('E-mail'); ?> <span class="description"><?php _e('(required)'); ?></span></label></th>
	<td><input type="text" name="email" id="email" value="<?php echo esc_attr($profileuser->user_email) ?>" class="regular-text" />
	<?php
	$new_email = get_option( $current_user->ID . '_new_email' );
	if ( $new_email && $new_email != $current_user->user_email ) : ?>
	<div class="updated inline">
	<p><?php printf( __('There is a pending change of your e-mail to <code>%1$s</code>. <a href="%2$s">Cancel</a>'), $new_email['newemail'], esc_url( admin_url( 'profile.php?dismiss=' . $current_user->ID . '_new_email' ) ) ); ?></p>
	</div>
	<?php endif; ?>
	</td>
</tr>

<tr>
	<th><label for="url"><?php _e('Website') ?></label></th>
	<td><input type="text" name="url" id="url" value="<?php echo esc_attr($profileuser->user_url) ?>" class="regular-text code" /></td>
</tr>

<?php
	foreach (_wp_get_user_contactmethods() as $name => $desc) {
?>
<tr>
	<th><label for="<?php echo $name; ?>"><?php echo apply_filters('user_'.$name.'_label', $desc); ?></label></th>
	<td><input type="text" name="<?php echo $name; ?>" id="<?php echo $name; ?>" value="<?php echo esc_attr($profileuser->$name) ?>" class="regular-text" /></td>
</tr>
<?php
	}
?>
</table>

<h3><?php IS_PROFILE_PAGE ? _e('About Yourself') : _e('About the user'); ?></h3>

<table class="form-table">
<tr>
	<th><label for="description"><?php _e('Biographical Info'); ?></label></th>
	<td><textarea name="description" id="description" rows="5" cols="30"><?php echo esc_html($profileuser->description); ?></textarea><br />
	<span class="description"><?php _e('Share a little biographical information to fill out your profile. This may be shown publicly.'); ?></span></td>
</tr>

<?php
$show_password_fields = apply_filters('show_password_fields', true, $profileuser);
if ( $show_password_fields ) :
?>
<tr id="password">
	<th><label for="pass1"><?php _e('New Password'); ?></label></th>
	<td><input type="password" name="pass1" id="pass1" size="16" value="" autocomplete="off" /> <span class="description"><?php _e("If you would like to change the password type a new one. Otherwise leave this blank."); ?></span><br />
		<input type="password" name="pass2" id="pass2" size="16" value="" autocomplete="off" /> <span class="description"><?php _e("Type your new password again."); ?></span><br />
		<div id="pass-strength-result"><?php _e('Strength indicator'); ?></div>
		<p class="description indicator-hint"><?php _e('Hint: The password should be at least seven characters long. To make it stronger, use upper and lower case letters, numbers and symbols like ! " ? $ % ^ &amp; ).'); ?></p>
	</td>
</tr>
<?php endif; ?>
</table>

<?php
	if ( IS_PROFILE_PAGE )
		do_action( 'show_user_profile', $profileuser );
	else
		do_action( 'edit_user_profile', $profileuser );
?>

<?php if ( count($profileuser->caps) > count($profileuser->roles) && apply_filters('additional_capabilities_display', true, $profileuser) ) { ?>
<br class="clear" />
	<table width="99%" style="border: none;" cellspacing="2" cellpadding="3" class="editform">
		<tr>
			<th scope="row"><?php _e('Additional Capabilities') ?></th>
			<td><?php
			$output = '';
			foreach ( $profileuser->caps as $cap => $value ) {
				if ( !$wp_roles->is_role($cap) ) {
					if ( $output != '' )
						$output .= ', ';
					$output .= $value ? $cap : "Denied: {$cap}";
				}
			}
			echo $output;
			?></td>
		</tr>
	</table>
<?php } ?>

<p class="submit">
	<input type="hidden" name="action" value="update" />
	<input type="hidden" name="user_id" id="user_id" value="<?php echo esc_attr($user_id); ?>" />
	<input type="submit" class="button-primary" value="<?php IS_PROFILE_PAGE ? esc_attr_e('Update Profile') : esc_attr_e('Update User') ?>" name="submit" />
</p>
</form>
</div>
<?php
break;
}
?>
<script type="text/javascript" charset="utf-8">
	if (window.location.hash == '#password') {
		document.getElementById('pass1').focus();
	}
</script>
<?php
include('./admin-footer.php');
?>
