PMPro Disable Membership Dropdown on Profile Page For Users with Gateway Subscriptions

gistfile1.txt

/*
	Disable the membership level dropdown in the admin if the user has a subscription at the gateway.
	This will keep admins from accidentally cancelling subscriptions.
	Note: Requires PMPro version 1.3.7+
*/
function my_pmpro_profile_show_membership_level($show, $user)
{
	global $wpdb;
	//if the user's membership level is attached to a gateway, disable this field
	$last_invoice = new MemberOrder();
	$last_invoice->getLastMemberOrder($user->ID);
	
	if(!empty($last_invoice->gateway) && $last_invoice->status == "success")
	{
		//we don't want them to break the subscription. so show a disabled form
		?>
		<tr>
			<th><label for="membership_level"><?php _e("Current Level"); ?></label></th>
			<td>
				<input type="hidden" name="membership_level" value="<?php echo $user->membership_level->id;?>" />
				<select name="" disabled="disabled">
					<option value="" <?php if(!$user->membership_level->ID) { ?>selected="selected"<?php } ?>><?php echo $user->membership_level->name; ?></option>
				<?php
					foreach($levels as $level)
					{
						$current_level = ($user->membership_level->ID == $level->id);
				?>
					<option value="<?php echo $level->id?>" <?php if($current_level) { ?>selected="selected"<?php } ?>><?php echo $level->name?></option>
				<?php
					}
				?>
				</select>
				
				<?php
					$membership_values = $wpdb->get_row("SELECT * FROM $wpdb->pmpro_memberships_users WHERE user_id = '" . $user->ID . "' LIMIT 1");
					if($membership_values->billing_amount > 0 || $membership_values->trial_amount > 0)
					{
					?>
						<?php if($membership_values->billing_amount > 0) { ?>
							at $<?php echo $membership_values->billing_amount?>
							<?php if($membership_values->cycle_number > 1) { ?>
								per <?php echo $membership_values->cycle_number?> <?php echo sornot($membership_values->cycle_period,$membership_values->cycle_number)?>
							<?php } elseif($membership_values->cycle_number == 1) { ?>
								per <?php echo $membership_values->cycle_period?>
							<?php } ?>
						<?php } ?>

						<?php if($membership_values->billing_limit) { ?> for <?php echo $membership_values->billing_limit.' '.sornot($membership_values->cycle_period,$membership_values->billing_limit)?><?php } ?>.

						<?php if($membership_values->trial_limit) { ?>
							The first <?php echo $membership_values->trial_limit?> <?php echo sornot("payments",$membership_values->trial_limit)?> will cost $<?php echo $membership_values->trial_amount?>.
						<?php } ?>
					<?php
					}
					else
					{
					?>
						User is not paying.
					<?php
					}
				?>
			</td>
		</tr>
		<?php
		
		//we showed the disabled field, so let's return false to skip the default
		return false;
	}
	else
		return $show;		//all good. show them the form
}
add_filter("pmpro_profile_show_membership_level", "my_pmpro_profile_show_membership_level", 10, 2);