fix undefined

functions/verify.js

@@ -188,8 +188,8 @@ export default function verify(lang, channel, member, username, wiki, rows, old_
 						}
 					}
 					var help_link = '';
-					if ( wiki.isGamepedia() ) help_link = lang.get('verify.help_gamepedia') + '?c=' + ( patreonGuildsPrefix.get(channel.guildId) !== '!wiki ' ? encodeURIComponent( patreonGuildsPrefix.get(channel.guildId) + 'verify' ) : 'wb' ) + ( channel.name !== 'verification' ? '&ch=' + encodeURIComponent( channel.name ) : '' ) + '&user=' + Wiki.toTitle(username) + '&discord=' + encodeURIComponent( member.user.username ) + '&tag=' + member.user.discriminator + '&useskin=fandomdesktop';
-					else if ( wiki.isFandom() ) help_link = lang.get('verify.help_fandom') + '/' + Wiki.toTitle(username) + '?c=' + ( patreonGuildsPrefix.get(channel.guildId) !== '!wiki ' ? encodeURIComponent( patreonGuildsPrefix.get(channel.guildId) + 'verify' ) : 'wb' ) + ( channel.name !== 'verification' ? '&ch=' + encodeURIComponent( channel.name ) : '' ) + '&user=' + encodeURIComponent( member.user.username ) + '&tag=' + member.user.discriminator + '&useskin=fandomdesktop';
+					if ( wiki.isGamepedia() ) help_link = lang.get('verify.help_gamepedia') + '?c=' + ( patreonGuildsPrefix.has(channel.guildId) && patreonGuildsPrefix.get(channel.guildId) !== '!wiki ' ? encodeURIComponent( patreonGuildsPrefix.get(channel.guildId) + 'verify' ) : 'wb' ) + ( channel.name !== 'verification' ? '&ch=' + encodeURIComponent( channel.name ) : '' ) + '&user=' + Wiki.toTitle(username) + '&discord=' + encodeURIComponent( member.user.username ) + '&tag=' + member.user.discriminator + '&useskin=fandomdesktop';
+					else if ( wiki.isFandom() ) help_link = lang.get('verify.help_fandom') + '/' + Wiki.toTitle(username) + '?c=' + ( patreonGuildsPrefix.has(channel.guildId) && patreonGuildsPrefix.get(channel.guildId) !== '!wiki ' ? encodeURIComponent( patreonGuildsPrefix.get(channel.guildId) + 'verify' ) : 'wb' ) + ( channel.name !== 'verification' ? '&ch=' + encodeURIComponent( channel.name ) : '' ) + '&user=' + encodeURIComponent( member.user.username ) + '&tag=' + member.user.discriminator + '&useskin=fandomdesktop';
 					if ( help_link.length ) embed.addField( lang.get('verify.notice'), lang.get('verify.help_guide', help_link, queryuser.gender) + '\n' + help_link );
 					result.content = lang.get('verify.user_failed_reply', escapeFormatting(username), queryuser.gender);
 					return;