jro_apps/redmine Commit - r918:3937caeb3c8f

Trac importer improvements (by Mat Trudel):...

Jean-Philippe Lang -

r918:3937caeb3c8f

parent child

Context file:

r918:3937caeb3c8f

Collapse all files

lib/tasks/migrate_from_trac.rake +56 -19

               task :migrate_from_trac => :environment do
                 module TracMigrate
+                    TICKET_MAP = [];
                     DEFAULT_STATUS = IssueStatus.default
                     assigned_status = IssueStatus.find_by_position(2)
                   # Basic wiki syntax conversion
                   def self.convert_wiki_text(text)
                     # Titles
-                    text = text.gsub(/^(\=+)\s(.+)\s(\=+)/) {|s| "h#{$1.length}. #{$2}\n"}
+                    text = text.gsub(/^(\=+)\s(.+)\s(\=+)/) {|s| "\nh#{$1.length}. #{$2}\n"}
-                    # Links
+                    # External Links
                     text = text.gsub(/\[(http[^\s]+)\s+([^\]]+)\]/) {|s| "\"#{$2}\":#{$1}"}
+                    # Internal Links
+                    text = text.gsub(/[[BR]]/, "\n") # This has to go before the rules below
+                    text = text.gsub(/\[\"(.+)\".*\]/) {|s| "[[#{$1.delete(',./?;|:')}]]"}
+                    text = text.gsub(/\[wiki:\"(.+)\".*\]/) {|s| "[[#{$1.delete(',./?;|:')}]]"}
+                    text = text.gsub(/\[wiki:\"(.+)\".*\]/) {|s| "[[#{$1.delete(',./?;|:')}]]"}
+                    text = text.gsub(/\[wiki:([^\s\]]+).*\]/) {|s| "[[#{$1.delete(',./?;|:')}]]"}
                     # Revisions links
                     text = text.gsub(/\[(\d+)\]/, 'r\1')
+                    # Ticket number re-writing
+                    text = text.gsub(/#(\d+)/) do |s|
+                      TICKET_MAP[$1.to_i] ||= $1
+                      "\##{TICKET_MAP[$1.to_i]}"
+                    end
+                    # Preformatted blocks
+                    text = text.gsub(/\{\{\{/, '<pre>')
+                    text = text.gsub(/\}\}\}/, '</pre>')
+                    # Highlighting
+                    text = text.gsub(/'''''([^\s])/, '_*\1')
+                    text = text.gsub(/([^\s])'''''/, '\1*_')
+                    text = text.gsub(/'''/, '*')
+                    text = text.gsub(/''/, '_')
+                    text = text.gsub(/__/, '+')
+                    text = text.gsub(/~~/, '-')
+                    text = text.gsub(/`/, '@')
+                    text = text.gsub(/,,/, '~')
+                    # Lists
+                    text = text.gsub(/^([ ]+)\* /) {|s| '*' * $1.length + " "}
                     text
                   end
                     establish_connection({:adapter => trac_adapter,
                                           :database => trac_db_path})
-                    # Quick database test before clearing Redmine data
+                    # Quick database test
                     TracComponent.count
-                    puts "Deleting data"
-                    CustomField.destroy_all
-                    Issue.destroy_all
-                    IssueCategory.destroy_all
-                    Version.destroy_all
-                    User.destroy_all "login <> 'admin'"
                     migrated_components = 0
                     migrated_milestones = 0
                     migrated_tickets = 0
                     issues_category_map = {}
                     TracComponent.find(:all).each do |component|
                   	print '.'
+                  	STDOUT.flush
                       c = IssueCategory.new :project => @target_project,
                                             :name => encode(component.name[0, limit_for(IssueCategory, 'name')])
                   	next unless c.save
                     version_map = {}
                     TracMilestone.find(:all).each do |milestone|
                       print '.'
+                      STDOUT.flush
                       v = Version.new :project => @target_project,
                                       :name => encode(milestone.name[0, limit_for(Version, 'name')]),
-                                      :description => encode(milestone.description[0, limit_for(Version, 'description')]),
+                                      :description => encode(milestone.description.to_s[0, limit_for(Version, 'description')]),
                                       :effective_date => milestone.due
                       next unless v.save
                       version_map[milestone.name] = v
                     custom_field_map = {}
                     TracTicketCustom.find_by_sql("SELECT DISTINCT name FROM #{TracTicketCustom.table_name}").each do |field|
                       print '.'
-                      f = IssueCustomField.new :name => encode(field.name[0, limit_for(IssueCustomField, 'name')]).humanize,
+                      STDOUT.flush
-                                               :field_format => 'string'
+                      # Redmine custom field name
-                      next unless f.save
+                      field_name = encode(field.name[0, limit_for(IssueCustomField, 'name')]).humanize
+                      # Find if the custom already exists in Redmine
+                      f = IssueCustomField.find_by_name(field_name)
+                      # 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
                     puts
                     # Trac 'resolution' field as a Redmine custom field
-                    r = IssueCustomField.new :name => 'Resolution',
+                    r = IssueCustomField.find(:first, :conditions => { :name => "Resolution" })
+                    r = IssueCustomField.new(:name => 'Resolution',
                                              :field_format => 'list',
-                                             :is_filter => true
+                                             :is_filter => true) if r.nil?
                     r.trackers = Tracker.find(:all)
                     r.projects << @target_project
                     r.possible_values = %w(fixed invalid wontfix duplicate worksforme)
                     # Tickets
                     print "Migrating tickets"
-                      TracTicket.find(:all).each do |ticket|
+                      TracTicket.find(:all, :order => 'id ASC').each do |ticket|
                     	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)),
                     	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
                     	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 i.save
+                    	TICKET_MAP[ticket.id] = i.id
                     	migrated_tickets += 1
                     	# Owner
                     	# 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
                     if wiki.save
                       TracWikiPage.find(:all, :order => 'name, version').each do |page|
                         print '.'
+                        STDOUT.flush
                         p = wiki.find_or_new_page(page.name)
                         p.content = WikiContent.new(:page => p) if p.new_record?
                         p.content.text = page.text
                       puts "Unable to create a project with identifier '#{identifier}'!" unless project.save
                       # enable issues and wiki for the created project
                       project.enabled_module_names = ['issue_tracking', 'wiki']
+                      project.trackers << TRACKER_BUG
+                      project.trackers << TRACKER_FEATURE
                     end
                     @target_project = project.new_record? ? nil : project
                   end
                 end
                 puts
-                puts "WARNING: Your Redmine data will be deleted during this process."
+                puts "WARNING: Your Redmine install will have a new project added during this process."
                 print "Are you sure you want to continue ? [y/N] "
                 break unless STDIN.gets.match(/^y$/i)
                 puts

General Comments 0

Write
Preview

You need to be logged in to leave comments. Login now

No TODOs yet

	Site-wide shortcuts
/	Use quick search box
g h	Goto home page
g g	Goto my private gists page
g G	Goto my public gists page
g 0-9	Goto bookmarked items from 0-9
n r	New repository page
n g	New gist page

	Repositories
g s	Goto summary page
g c	Goto changelog page
g f	Goto files page
g F	Goto files page with file search activated
g p	Goto pull requests page
g o	Goto repository settings
g O	Goto repository access permissions settings
t s	Toggle sidebar on some pages