6 files changed, 22 insertions, 11 deletions
diff --git a/app/validators/blacklisted_email_validator.rb b/app/validators/blacklisted_email_validator.rb
index 20a1587cc..1ca73fdcc 100644
--- a/app/validators/blacklisted_email_validator.rb
+++ b/app/validators/blacklisted_email_validator.rb
@@ -2,11 +2,11 @@
 
 class BlacklistedEmailValidator < ActiveModel::Validator
   def validate(user)
-    return if user.valid_invitation?
+    return if user.valid_invitation? || user.email.blank?
 
     @email = user.email
 
-    user.errors.add(:email, I18n.t('users.blocked_email_provider')) if blocked_email?
+    user.errors.add(:email, :blocked) if blocked_email?
   end
 
   private
diff --git a/app/validators/email_mx_validator.rb b/app/validators/email_mx_validator.rb
index ef1554494..9f70a1469 100644
--- a/app/validators/email_mx_validator.rb
+++ b/app/validators/email_mx_validator.rb
@@ -4,16 +4,19 @@ require 'resolv'
 
 class EmailMxValidator < ActiveModel::Validator
   def validate(user)
+    return if user.email.blank?
+
     domain = get_domain(user.email)
 
-    if domain.nil?
-      user.errors.add(:email, I18n.t('users.invalid_email'))
+    if domain.blank?
+      user.errors.add(:email, :invalid)
     else
       ips, hostnames = resolve_mx(domain)
+
       if ips.empty?
-        user.errors.add(:email, I18n.t('users.invalid_email_mx'))
+        user.errors.add(:email, :unreachable)
       elsif on_blacklist?(hostnames + ips)
-        user.errors.add(:email, I18n.t('users.blocked_email_provider'))
+        user.errors.add(:email, :blocked)
       end
     end
   end
diff --git a/app/validators/note_length_validator.rb b/app/validators/note_length_validator.rb
index 5ff6df6df..7ea2bb3e5 100644
--- a/app/validators/note_length_validator.rb
+++ b/app/validators/note_length_validator.rb
@@ -2,7 +2,7 @@
 
 class NoteLengthValidator < ActiveModel::EachValidator
   def validate_each(record, attribute, value)
-    record.errors.add(attribute, I18n.t('statuses.over_character_limit', max: options[:maximum])) if too_long?(value)
+    record.errors.add(attribute, :too_long, message: I18n.t('statuses.over_character_limit', max: options[:maximum]), count: options[:maximum]) if too_long?(value)
   end
 
   private
diff --git a/app/validators/status_length_validator.rb b/app/validators/status_length_validator.rb
index 92ee5e643..dcbc4a41a 100644
--- a/app/validators/status_length_validator.rb
+++ b/app/validators/status_length_validator.rb
@@ -2,6 +2,13 @@
 
 class StatusLengthValidator < ActiveModel::Validator
   MAX_CHARS = (ENV['MAX_TOOT_CHARS'] || 500).to_i
+  URL_PATTERN = %r{
+    (?:
+      (#{Twitter::TwitterText::Regex[:valid_url_preceding_chars]})
+      (#{FetchLinkCardService::URL_PATTERN})
+    )
+  }iox
+  URL_PLACEHOLDER = "\1#{'x' * 23}"
 
   def validate(status)
     return unless status.local? && !status.reblog?
@@ -28,7 +35,7 @@ class StatusLengthValidator < ActiveModel::Validator
     return '' if @status.text.nil?
 
     @status.text.dup.tap do |new_text|
-      new_text.gsub!(FetchLinkCardService::URL_PATTERN, 'x' * 23)
+      new_text.gsub!(URL_PATTERN, URL_PLACEHOLDER)
       new_text.gsub!(Account::MENTION_RE, '@\2')
     end
   end
diff --git a/app/validators/unique_username_validator.rb b/app/validators/unique_username_validator.rb
index f87eb06ba..09c8fadb5 100644
--- a/app/validators/unique_username_validator.rb
+++ b/app/validators/unique_username_validator.rb
@@ -4,7 +4,7 @@
 
 class UniqueUsernameValidator < ActiveModel::Validator
   def validate(account)
-    return if account.username.nil?
+    return if account.username.blank?
 
     normalized_username = account.username.downcase
     normalized_domain = account.domain&.downcase
diff --git a/app/validators/unreserved_username_validator.rb b/app/validators/unreserved_username_validator.rb
index 634ceb06e..974f3ba62 100644
--- a/app/validators/unreserved_username_validator.rb
+++ b/app/validators/unreserved_username_validator.rb
@@ -3,9 +3,10 @@
 class UnreservedUsernameValidator < ActiveModel::Validator
   def validate(account)
     @username = account.username
-    return if @username.nil?
 
-    account.errors.add(:username, I18n.t('accounts.reserved_username')) if reserved_username?
+    return if @username.blank?
+
+    account.errors.add(:username, :reserved) if reserved_username?
   end
 
   private