plugin successfully tested for redmine 3.2.x

README.md

@@ -3,7 +3,7 @@
 This plugin posts updates to issues in your Redmine installation to a Mattermost
 channel.
 
-Redmine Supported versions: 2.0.x - 3.1.x (3.2.x is not yet tested but should work).
+Redmine Supported versions: 2.0.x - 3.2.x.
 
 ## Screenshot
 

init.rb

@@ -8,9 +8,9 @@ Redmine::Plugin.register :redmine_mattermost do
 	url 'https://github.com/altsol/redmine_mattermost'
 	author_url 'http://altsol.gr'
 	description 'Mattermost chat integration'
-	version '0.1'
+	version '0.2'
 
-	requires_redmine :version_or_higher => '0.8.0'
+	requires_redmine :version_or_higher => '2.0.0'
 
 	settings \
 		:default => {

lib/redmine_mattermost/listener.rb

@@ -71,15 +71,30 @@ class MattermostListener < Redmine::Hook::Listener
 
 		repository = changeset.repository
 
-		revision_url = Rails.application.routes.url_for(
-			:controller => 'repositories',
-			:action => 'revision',
-			:id => repository.project,
-			:repository_id => repository.identifier_param,
-			:rev => changeset.revision,
-			:host => Setting.host_name,
-			:protocol => Setting.protocol
-		)
+		if Setting.host_name.to_s =~ /\A(https?\:\/\/)?(.+?)(\:(\d+))?(\/.+)?\z/i
+			host, port, prefix = $2, $4, $5
+			revision_url = Rails.application.routes.url_for(
+				:controller => 'repositories',
+				:action => 'revision',
+				:id => repository.project,
+				:repository_id => repository.identifier_param,
+				:rev => changeset.revision,
+				:host => host,
+				:protocol => Setting.protocol,
+				:port => port,
+				:script_name => prefix
+			)
+		else
+			revision_url = Rails.application.routes.url_for(
+				:controller => 'repositories',
+				:action => 'revision',
+				:id => repository.project,
+				:repository_id => repository.identifier_param,
+				:rev => changeset.revision,
+				:host => Setting.host_name,
+				:protocol => Setting.protocol
+			)
+		end
 
 		attachment = {}
 		attachment[:text] = ll(Setting.default_language, :text_status_changed_by_changeset, "<#{revision_url}|#{escape changeset.comments}>")
@@ -127,7 +142,12 @@ private
 	end
 
 	def object_url(obj)
-		Rails.application.routes.url_for(obj.event_url({:host => Setting.host_name, :protocol => Setting.protocol}))
+		if Setting.host_name.to_s =~ /\A(https?\:\/\/)?(.+?)(\:(\d+))?(\/.+)?\z/i
+			host, port, prefix = $2, $4, $5
+			Rails.application.routes.url_for(obj.event_url({:host => host, :protocol => Setting.protocol, :port => port, :script_name => prefix}))
+		else
+			Rails.application.routes.url_for(obj.event_url({:host => Setting.host_name, :protocol => Setting.protocol}))
+		end
 	end
 
 	def url_for_project(proj)