WP Extra User Fields Plugin

extra-user-data.php

<?php
/**
* Plugin Name: Extra user data
* Description: Show extra user fields in admin
* Version: 1.0
* Author: Oskari Oksanen
* Author URI: http://oskarioksanen.fi/
*/


/* Show when viewing, editing or creating a user profile */

add_action( 'show_user_profile', 'extra_profile_fields' );
add_action( 'edit_user_profile', 'extra_profile_fields' );
add_action( 'user_new_form', 'extra_profile_fields' );

function oo_extra_profile_fields( $user ) { 

	?>

	<h3>Heading</h3>

	<table class="form-table">

		<tr>
			<th>
				<label>Text field</label>
			</th>
			<td>
				<input type="text" name="text_val" value="<?php echo get_user_meta( $user->ID, 'text_val', true ); ?>" placeholder="" />
			</td>
		</tr>
		<tr>
			<th>
				<label>Select</label>
			</th>
			<td>
				<?php
				$options = array( 'option-1', 'option-2', 'option-3' );
				$selected = get_user_meta( $user->ID, 'option', true );
				?>
				<select name="select_val">
					<?php
					foreach( $options as $o ){
						if($selected == $o)
							echo '<option value="'.$o.'" selected>'.$o.'</option>';
						else
							echo '<option value="'.$o.'">'.$o.'</option>';
					}
					?>
				</select>
			</td>
		</tr>
		<tr>
			<th>
				<label>Radio buttons</label>
			</th>
			<td>
				<?php $radio_val = get_user_meta( $user->ID, 'radio_val', true ); ?>
				<label for="radio_val_yes"><input type="radio" id="radio_val_yes" name="radio_val" value="yes" <?php echo $radio_val == 'yes' ? 'checked' : ''; ?>> Yes</label><br>
				<label for="radio_val_no"><input type="radio" id="radio_val_no" name="radio_val" value="no" <?php echo $radio_val == 'no' ? 'checked' : ''; ?>> No</label>
			</td>
		</tr>

		<tr>
			<th>
				<label>Checkboxes</label>
			</th>
			<td>
				<?php $checkbox_val = get_user_meta( $user->ID, 'checkbox_val', true ); ?>
				<label for="checkbox_val_yes"><input type="radio" id="checkbox_val_yes" name="checkbox_val" value="yes" <?php echo $checkbox_val == 'yes' ? 'checked' : ''; ?>> Yes</label><br>
				<label for="checkbox_val_no"><input type="radio" id="checkbox_val_no" name="checkbox_val" value="no" <?php echo $checkbox_val == 'no' ? 'checked' : ''; ?>> No</label>
			</td>
		</tr>

	</table>

	<?

}

add_action( 'personal_options_update', 'oo_save_extra_profile_fields' );
add_action( 'edit_user_profile_update', 'oo_save_extra_profile_fields' );

function oo_save_extra_profile_fields( $user_id ) {

	if ( !current_user_can( 'edit_user', $user_id ) )
		return false;

	update_usermeta( $user_id, 'text_val', $_POST['tour_leader'] );
	update_usermeta( $user_id, 'select_val', $_POST['select_val'] );
	update_usermeta( $user_id, 'radio_val', $_POST['radio_val'] );
	update_usermeta( $user_id, 'checkbox_val', $_POST['checkbox_val'] );

}