# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
-#
+#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
-#
+#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
namespace :redmine do
desc 'Trac migration script'
task :migrate_from_trac => :environment do
-
+
module TracMigrate
TICKET_MAP = []
-
+
DEFAULT_STATUS = IssueStatus.default
assigned_status = IssueStatus.find_by_position(2)
resolved_status = IssueStatus.find_by_position(3)
'assigned' => assigned_status,
'closed' => closed_status
}
-
+
priorities = Enumeration.get_values('IPRI')
DEFAULT_PRIORITY = priorities[0]
PRIORITY_MAPPING = {'lowest' => priorities[0],
'critical' => priorities[3],
'blocker' => priorities[4]
}
-
+
TRACKER_BUG = Tracker.find_by_position(1)
TRACKER_FEATURE = Tracker.find_by_position(2)
DEFAULT_TRACKER = TRACKER_BUG
'task' => TRACKER_FEATURE,
'patch' =>TRACKER_FEATURE
}
-
+
roles = Role.find(:all, :conditions => {:builtin => 0}, :order => 'position ASC')
manager_role = roles[0]
developer_role = roles[1]
ROLE_MAPPING = {'admin' => manager_role,
'developer' => developer_role
}
-
+
class ::Time
class << self
alias :real_now :now
class TracComponent < ActiveRecord::Base
set_table_name :component
end
-
+
class TracMilestone < ActiveRecord::Base
set_table_name :milestone
- # If this attribute is set a milestone has a defined target timepoint
+ # If this attribute is set a milestone has a defined target timepoint
def due
if read_attribute(:due) && read_attribute(:due) > 0
Time.at(read_attribute(:due)).to_date
has_attribute?(:descr) ? read_attribute(:descr) : read_attribute(:description)
end
end
-
+
class TracTicketCustom < ActiveRecord::Base
set_table_name :ticket_custom
end
-
+
class TracAttachment < ActiveRecord::Base
set_table_name :attachment
set_inheritance_column :none
-
+
def time; Time.at(read_attribute(:time)) end
-
+
def original_filename
filename
end
-
+
def content_type
Redmine::MimeType.of(filename) || ''
end
-
+
def exist?
File.file? trac_fullpath
end
-
+
def read
File.open("#{trac_fullpath}", 'rb').read
end
-
+
def description
read_attribute(:description).to_s.slice(0,255)
end
-
+
private
def trac_fullpath
attachment_type = read_attribute(:type)
"#{TracMigrate.trac_attachments_directory}/#{attachment_type}/#{id}/#{trac_file}"
end
end
-
+
class TracTicket < ActiveRecord::Base
set_table_name :ticket
set_inheritance_column :none
-
+
# ticket changes: only migrate status changes and comments
has_many :changes, :class_name => "TracTicketChange", :foreign_key => :ticket
has_many :attachments, :class_name => "TracAttachment",
" WHERE #{TracMigrate::TracAttachment.table_name}.type = 'ticket'" +
' AND #{TracMigrate::TracAttachment.table_name}.id = \'#{id}\''
has_many :customs, :class_name => "TracTicketCustom", :foreign_key => :ticket
-
+
def ticket_type
read_attribute(:type)
end
-
+
def summary
read_attribute(:summary).blank? ? "(no subject)" : read_attribute(:summary)
end
-
+
def description
read_attribute(:description).blank? ? summary : read_attribute(:description)
end
-
+
def time; Time.at(read_attribute(:time)) end
def changetime; Time.at(read_attribute(:changetime)) end
end
-
+
class TracTicketChange < ActiveRecord::Base
set_table_name :ticket_change
-
+
def time; Time.at(read_attribute(:time)) end
end
-
+
TRAC_WIKI_PAGES = %w(InterMapTxt InterTrac InterWiki RecentChanges SandBox TracAccessibility TracAdmin TracBackup TracBrowser TracCgi TracChangeset \
TracEnvironment TracFastCgi TracGuide TracImport TracIni TracInstall TracInterfaceCustomization \
TracLinks TracLogging TracModPython TracNotification TracPermissions TracPlugins TracQuery \
TracTicketsCustomFields TracTimeline TracUnicode TracUpgrade TracWiki WikiDeletePage WikiFormatting \
WikiHtml WikiMacros WikiNewPage WikiPageNames WikiProcessors WikiRestructuredText WikiRestructuredTextLinks \
CamelCase TitleIndex)
-
+
class TracWikiPage < ActiveRecord::Base
set_table_name :wiki
set_primary_key :name
-
+
has_many :attachments, :class_name => "TracAttachment",
:finder_sql => "SELECT DISTINCT attachment.* FROM #{TracMigrate::TracAttachment.table_name}" +
" WHERE #{TracMigrate::TracAttachment.table_name}.type = 'wiki'" +
' AND #{TracMigrate::TracAttachment.table_name}.id = \'#{id}\''
-
+
def self.columns
# Hides readonly Trac field to prevent clash with AR readonly? method (Rails 2.0)
super.select {|column| column.name.to_s != 'readonly'}
end
-
+
def time; Time.at(read_attribute(:time)) end
end
-
+
class TracPermission < ActiveRecord::Base
- set_table_name :permission
+ set_table_name :permission
end
-
+
class TracSessionAttribute < ActiveRecord::Base
set_table_name :session_attribute
end
-
+
def self.find_or_create_user(username, project_member = false)
return User.anonymous if username.blank?
-
+
u = User.find_by_login(username)
if !u
# Create a new user if not found
mail = mail_attr.value
end
mail = "#{mail}@foo.bar" unless mail.include?("@")
-
+
name = username
if name_attr = TracSessionAttribute.find_by_sid_and_name(username, 'name')
name = name_attr.value
name =~ (/(.*)(\s+\w+)?/)
fn = $1.strip
ln = ($2 || '-').strip
-
+
u = User.new :mail => mail.gsub(/[^-@a-z0-9\.]/i, '-'),
:firstname => fn[0, limit_for(User, 'firstname')].gsub(/[^\w\s\'\-]/i, '-'),
:lastname => ln[0, limit_for(User, 'lastname')].gsub(/[^\w\s\'\-]/i, '-')
end
u
end
-
+
# Basic wiki syntax conversion
def self.convert_wiki_text(text)
# Titles
# [milestone:"0.1.0 Mercury"]
text = text.gsub(/\[milestone\:\"([^\"]+)\"\]/, 'version:"\1"')
text = text.gsub(/milestone\:\"([^\"]+)\"/, 'version:"\1"')
- # milestone:0.1.0
+ # milestone:0.1.0
text = text.gsub(/\[milestone\:([^\ ]+)\]/, 'version:\1')
text = text.gsub(/milestone\:([^\ ]+)/, 'version:\1')
# Internal Links
text = text.gsub(/\[wiki:([^\s\]]+)\]/) {|s| "[[#{$1.delete(',./?;|:')}]]"}
text = text.gsub(/\[wiki:([^\s\]]+)\s(.*)\]/) {|s| "[[#{$1.delete(',./?;|:')}|#{$2.delete(',./?;|:')}]]"}
- # Links to pages UsingJustWikiCaps
- text = text.gsub(/([^!]|^)(^| )([A-Z][a-z]+[A-Z][a-zA-Z]+)/, '\\1\\2[[\3]]')
- # Normalize things that were supposed to not be links
- # like !NotALink
- text = text.gsub(/(^| )!([A-Z][A-Za-z]+)/, '\1\2')
+ # Links to pages UsingJustWikiCaps
+ text = text.gsub(/([^!]|^)(^| )([A-Z][a-z]+[A-Z][a-zA-Z]+)/, '\\1\\2[[\3]]')
+ # Normalize things that were supposed to not be links
+ # like !NotALink
+ text = text.gsub(/(^| )!([A-Z][A-Za-z]+)/, '\1\2')
# Revisions links
text = text.gsub(/\[(\d+)\]/, 'r\1')
# Ticket number re-writing
shebang_re = /^\#\!([a-z]+)/
# Regular expression for end of code
pre_end_re = /\}\}\}/
-
+
# Go through the whole text..extract it line by line
text = text.gsub(/^(.*)$/) do |line|
m_pre = pre_re.match(line)
end
end
end
- line
+ line
end
# Highlighting
text = text.gsub(/__/, '+')
text = text.gsub(/~~/, '-')
text = text.gsub(/`/, '@')
- text = text.gsub(/,,/, '~')
+ text = text.gsub(/,,/, '~')
# Lists
text = text.gsub(/^([ ]+)\* /) {|s| '*' * $1.length + " "}
text
end
-
+
def self.migrate
establish_connection
# Quick database test
TracComponent.count
-
+
migrated_components = 0
migrated_milestones = 0
migrated_tickets = 0
migrated_custom_values = 0
migrated_ticket_attachments = 0
- migrated_wiki_edits = 0
+ migrated_wiki_edits = 0
migrated_wiki_attachments = 0
#Wiki system initializing...
@target_project.reload
wiki = Wiki.new(:project => @target_project, :start_page => 'WikiStart')
wiki_edit_count = 0
-
+
# Components
print "Migrating components"
issues_category_map = {}
TracComponent.find(:all).each do |component|
- print '.'
- STDOUT.flush
+ print '.'
+ STDOUT.flush
c = IssueCategory.new :project => @target_project,
:name => encode(component.name[0, limit_for(IssueCategory, 'name')])
- next unless c.save
- issues_category_map[component.name] = c
- migrated_components += 1
+ next unless c.save
+ issues_category_map[component.name] = c
+ migrated_components += 1
end
puts
-
+
# Milestones
print "Migrating milestones"
version_map = {}
migrated_milestones += 1
end
puts
-
+
# Custom fields
# TODO: read trac.ini instead
print "Migrating custom fields"
# Or create a new one
f ||= IssueCustomField.create(:name => encode(field.name[0, limit_for(IssueCustomField, 'name')]).humanize,
:field_format => 'string')
-
+
next if f.new_record?
f.trackers = Tracker.find(:all)
f.projects << @target_project
custom_field_map[field.name] = f
end
puts
-
+
# Trac 'resolution' field as a Redmine custom field
r = IssueCustomField.find(:first, :conditions => { :name => "Resolution" })
r = IssueCustomField.new(:name => 'Resolution',
r.possible_values = (r.possible_values + %w(fixed invalid wontfix duplicate worksforme)).flatten.compact.uniq
r.save!
custom_field_map['resolution'] = r
-
+
# Tickets
print "Migrating tickets"
TracTicket.find(:all, :order => 'id ASC').each do |ticket|
- print '.'
- STDOUT.flush
- i = Issue.new :project => @target_project,
+ print '.'
+ STDOUT.flush
+ i = Issue.new :project => @target_project,
:subject => encode(ticket.summary[0, limit_for(Issue, 'subject')]),
:description => convert_wiki_text(encode(ticket.description)),
:priority => PRIORITY_MAPPING[ticket.priority] || DEFAULT_PRIORITY,
:created_on => ticket.time
- i.author = find_or_create_user(ticket.reporter)
- i.category = issues_category_map[ticket.component] unless ticket.component.blank?
- i.fixed_version = version_map[ticket.milestone] unless ticket.milestone.blank?
- i.status = STATUS_MAPPING[ticket.status] || DEFAULT_STATUS
- i.tracker = TRACKER_MAPPING[ticket.ticket_type] || DEFAULT_TRACKER
- i.custom_values << CustomValue.new(:custom_field => custom_field_map['resolution'], :value => ticket.resolution) unless ticket.resolution.blank?
- i.id = ticket.id unless Issue.exists?(ticket.id)
- next unless Time.fake(ticket.changetime) { i.save }
- TICKET_MAP[ticket.id] = i.id
- migrated_tickets += 1
-
- # Owner
+ i.author = find_or_create_user(ticket.reporter)
+ i.category = issues_category_map[ticket.component] unless ticket.component.blank?
+ i.fixed_version = version_map[ticket.milestone] unless ticket.milestone.blank?
+ i.status = STATUS_MAPPING[ticket.status] || DEFAULT_STATUS
+ i.tracker = TRACKER_MAPPING[ticket.ticket_type] || DEFAULT_TRACKER
+ i.id = ticket.id unless Issue.exists?(ticket.id)
+ next unless Time.fake(ticket.changetime) { i.save }
+ TICKET_MAP[ticket.id] = i.id
+ migrated_tickets += 1
+
+ # Owner
unless ticket.owner.blank?
i.assigned_to = find_or_create_user(ticket.owner, true)
Time.fake(ticket.changetime) { i.save }
end
-
- # Comments and status/resolution changes
- ticket.changes.group_by(&:time).each do |time, changeset|
+
+ # Comments and status/resolution changes
+ ticket.changes.group_by(&:time).each do |time, changeset|
status_change = changeset.select {|change| change.field == 'status'}.first
resolution_change = changeset.select {|change| change.field == 'resolution'}.first
comment_change = changeset.select {|change| change.field == 'comment'}.first
-
+
n = Journal.new :notes => (comment_change ? convert_wiki_text(encode(comment_change.newvalue)) : ''),
:created_on => time
n.user = find_or_create_user(changeset.first.author)
n.journalized = i
- if status_change &&
+ if status_change &&
STATUS_MAPPING[status_change.oldvalue] &&
STATUS_MAPPING[status_change.newvalue] &&
(STATUS_MAPPING[status_change.oldvalue] != STATUS_MAPPING[status_change.newvalue])
:value => resolution_change.newvalue)
end
n.save unless n.details.empty? && n.notes.blank?
- end
-
- # Attachments
- ticket.attachments.each do |attachment|
- next unless attachment.exist?
+ end
+
+ # Attachments
+ ticket.attachments.each do |attachment|
+ next unless attachment.exist?
a = Attachment.new :created_on => attachment.time
a.file = attachment
a.author = find_or_create_user(attachment.author)
a.container = i
a.description = attachment.description
migrated_ticket_attachments += 1 if a.save
- end
-
- # Custom fields
- ticket.customs.each do |custom|
- next if custom_field_map[custom.name].nil?
- v = CustomValue.new :custom_field => custom_field_map[custom.name],
- :value => custom.value
- v.customized = i
- next unless v.save
+ end
+
+ # Custom fields
+ custom_values = ticket.customs.inject({}) do |h, custom|
+ if custom_field = custom_field_map[custom.name]
+ h[custom_field.id] = custom.value
migrated_custom_values += 1
- end
+ end
+ h
+ end
+ if custom_field_map['resolution'] && !ticket.resolution.blank?
+ custom_values[custom_field_map['resolution'].id] = ticket.resolution
+ end
+ i.custom_field_values = custom_values
+ i.save_custom_field_values
end
-
+
# update issue id sequence if needed (postgresql)
Issue.connection.reset_pk_sequence!(Issue.table_name) if Issue.connection.respond_to?('reset_pk_sequence!')
puts
-
- # Wiki
+
+ # Wiki
print "Migrating wiki"
if wiki.save
TracWikiPage.find(:all, :order => 'name, version').each do |page|
p.content.author = find_or_create_user(page.author) unless page.author.blank? || page.author == 'trac'
p.content.comments = page.comment
Time.fake(page.time) { p.new_record? ? p.save : p.content.save }
-
+
next if p.content.new_record?
- migrated_wiki_edits += 1
-
+ migrated_wiki_edits += 1
+
# Attachments
page.attachments.each do |attachment|
next unless attachment.exist?
migrated_wiki_attachments += 1 if a.save
end
end
-
+
wiki.reload
wiki.pages.each do |page|
page.content.text = convert_wiki_text(page.content.text)
end
end
puts
-
+
puts
puts "Components: #{migrated_components}/#{TracComponent.count}"
puts "Milestones: #{migrated_milestones}/#{TracMilestone.count}"
puts "Wiki edits: #{migrated_wiki_edits}/#{wiki_edit_count}"
puts "Wiki files: #{migrated_wiki_attachments}/" + TracAttachment.count(:conditions => {:type => 'wiki'}).to_s
end
-
+
def self.limit_for(klass, attribute)
klass.columns_hash[attribute.to_s].limit
end
-
+
def self.encoding(charset)
@ic = Iconv.new('UTF-8', charset)
rescue Iconv::InvalidEncoding
puts "Invalid encoding!"
return false
end
-
+
def self.set_trac_directory(path)
@@trac_directory = path
raise "This directory doesn't exist!" unless File.directory?(path)
puts e
return false
end
-
+
def self.set_trac_db_host(host)
return nil if host.blank?
@@trac_db_host = host
return nil if port.to_i == 0
@@trac_db_port = port.to_i
end
-
+
def self.set_trac_db_name(name)
return nil if name.blank?
@@trac_db_name = name
def self.set_trac_db_username(username)
@@trac_db_username = username
end
-
+
def self.set_trac_db_password(password)
@@trac_db_password = password
end
-
+
def self.set_trac_db_schema(schema)
@@trac_db_schema = schema
end
mattr_reader :trac_directory, :trac_adapter, :trac_db_host, :trac_db_port, :trac_db_name, :trac_db_schema, :trac_db_username, :trac_db_password
-
+
def self.trac_db_path; "#{trac_directory}/db/trac.db" end
def self.trac_attachments_directory; "#{trac_directory}/attachments" end
-
+
def self.target_project_identifier(identifier)
- project = Project.find_by_identifier(identifier)
+ project = Project.find_by_identifier(identifier)
if !project
# create the target project
project = Project.new :name => identifier.humanize,
puts
puts "This project already exists in your Redmine database."
print "Are you sure you want to append data to this project ? [Y/n] "
- exit if STDIN.gets.match(/^n$/i)
+ exit if STDIN.gets.match(/^n$/i)
end
project.trackers << TRACKER_BUG unless project.trackers.include?(TRACKER_BUG)
project.trackers << TRACKER_FEATURE unless project.trackers.include?(TRACKER_FEATURE)
@target_project = project.new_record? ? nil : project
end
-
+
def self.connection_params
if %w(sqlite sqlite3).include?(trac_adapter)
- {:adapter => trac_adapter,
+ {:adapter => trac_adapter,
:database => trac_db_path}
else
{:adapter => trac_adapter,
}
end
end
-
+
def self.establish_connection
constants.each do |const|
klass = const_get(const)
klass.establish_connection connection_params
end
end
-
+
private
def self.encode(text)
@ic.iconv text
text
end
end
-
+
puts
if Redmine::DefaultData::Loader.no_data?
puts "Redmine configuration need to be loaded before importing data."
puts " rake redmine:load_default_data RAILS_ENV=\"#{ENV['RAILS_ENV']}\""
exit
end
-
+
puts "WARNING: a new project will be added to Redmine during this process."
print "Are you sure you want to continue ? [y/N] "
- break unless STDIN.gets.match(/^y$/i)
+ break unless STDIN.gets.match(/^y$/i)
puts
def prompt(text, options = {}, &block)
break if yield value
end
end
-
+
DEFAULT_PORTS = {'mysql' => 3306, 'postgresql' => 5432}
-
+
prompt('Trac directory') {|directory| TracMigrate.set_trac_directory directory.strip}
prompt('Trac database adapter (sqlite, sqlite3, mysql, postgresql)', :default => 'sqlite') {|adapter| TracMigrate.set_trac_adapter adapter}
unless %w(sqlite sqlite3).include?(TracMigrate.trac_adapter)
prompt('Trac database encoding', :default => 'UTF-8') {|encoding| TracMigrate.encoding encoding}
prompt('Target project identifier') {|identifier| TracMigrate.target_project_identifier identifier}
puts
-
+
TracMigrate.migrate
end
end
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