Project

General

Profile

Patch #2114 » migrate_from_trac.rake

Just to be complete - Karl Heinz Marbaise, 2008-11-07 16:12

 
1
# redMine - project management software
2
# Copyright (C) 2006-2007  Jean-Philippe Lang
3
#
4
# This program is free software; you can redistribute it and/or
5
# modify it under the terms of the GNU General Public License
6
# as published by the Free Software Foundation; either version 2
7
# of the License, or (at your option) any later version.
8
# 
9
# This program is distributed in the hope that it will be useful,
10
# but WITHOUT ANY WARRANTY; without even the implied warranty of
11
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12
# GNU General Public License for more details.
13
# 
14
# You should have received a copy of the GNU General Public License
15
# along with this program; if not, write to the Free Software
16
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
17

    
18
require 'active_record'
19
require 'iconv'
20
require 'pp'
21
require 'lib/tasks/trac/trac_migration'
22

    
23
namespace :redmine do
24
  desc 'Trac migration script'
25
  task :migrate_from_trac => :environment do
26
    
27
    module TracMigrate
28
        TICKET_MAP = []
29
     
30
        DEFAULT_STATUS = IssueStatus.default
31
        assigned_status = IssueStatus.find_by_position(2)
32
        resolved_status = IssueStatus.find_by_position(3)
33
        feedback_status = IssueStatus.find_by_position(4)
34
        closed_status = IssueStatus.find :first, :conditions => { :is_closed => true }
35
        STATUS_MAPPING = {'new' => DEFAULT_STATUS,
36
                          'reopened' => feedback_status,
37
                          'assigned' => assigned_status,
38
                          'closed' => closed_status
39
                          }
40
                          
41
        priorities = Enumeration.get_values('IPRI')
42
        DEFAULT_PRIORITY = priorities[0]
43
        PRIORITY_MAPPING = {'lowest' => priorities[0],
44
                            'low' => priorities[0],
45
                            'normal' => priorities[1],
46
                            'high' => priorities[2],
47
                            'highest' => priorities[3],
48
                            # ---
49
                            'trivial' => priorities[0],
50
                            'minor' => priorities[1],
51
                            'major' => priorities[2],
52
                            'critical' => priorities[3],
53
                            'blocker' => priorities[4]
54
                            }
55
      
56
        TRACKER_BUG = Tracker.find_by_position(1)
57
        TRACKER_FEATURE = Tracker.find_by_position(2)
58
        DEFAULT_TRACKER = TRACKER_BUG
59
        TRACKER_MAPPING = {'defect' => TRACKER_BUG,
60
                           'enhancement' => TRACKER_FEATURE,
61
                           'task' => TRACKER_FEATURE,
62
                           'patch' =>TRACKER_FEATURE
63
                           }
64
        
65
        roles = Role.find(:all, :conditions => {:builtin => 0}, :order => 'position ASC')
66
        manager_role = roles[0]
67
        developer_role = roles[1]
68
        DEFAULT_ROLE = roles.last
69
        ROLE_MAPPING = {'admin' => manager_role,
70
                        'developer' => developer_role
71
                        }
72
                        
73
      class ::Time
74
        class << self
75
          alias :real_now :now
76
          def now
77
            real_now - @fake_diff.to_i
78
          end
79
          def fake(time)
80
            @fake_diff = real_now - time
81
            res = yield
82
            @fake_diff = 0
83
           res
84
          end
85
        end
86
      end
87

    
88
      class TracComponent < ActiveRecord::Base
89
        set_table_name :component
90
      end
91
  
92
      class TracMilestone < ActiveRecord::Base
93
        set_table_name :milestone
94
        
95
        def due
96
          if read_attribute(:due) && read_attribute(:due) > 0
97
            Time.at(read_attribute(:due)).to_date
98
          else
99
            nil
100
          end
101
        end
102
        
103
        # This is the real timepoint at which the milestone has finished.
104
        def completed
105
          if read_attribute(:completed) && read_attribute(:completed) > 0
106
            Time.at(read_attribute(:completed)).to_date
107
          else
108
            nil
109
          end
110
        end
111

    
112
        def description
113
          # Attribute is named descr in Trac v0.8.x
114
          has_attribute?(:descr) ? read_attribute(:descr) : read_attribute(:description)
115
        end
116
      end
117
      
118
      class TracTicketCustom < ActiveRecord::Base
119
        set_table_name :ticket_custom
120
      end
121

    
122
      class TracAttachment < ActiveRecord::Base
123
        set_table_name :attachment
124
        set_inheritance_column :none
125
        
126
        def time; Time.at(read_attribute(:time)) end
127
        
128
        def original_filename
129
          filename
130
        end
131
        
132
        def content_type
133
          Redmine::MimeType.of(filename) || ''
134
        end
135
        
136
        def exist?
137
          File.file? trac_fullpath
138
        end
139
        
140
        def read
141
          File.open("#{trac_fullpath}", 'rb').read
142
        end
143
        
144
        def description
145
          read_attribute(:description).to_s.slice(0,255)
146
        end
147
        
148
      private
149
        def trac_fullpath
150
          attachment_type = read_attribute(:type)
151
          trac_file = filename.gsub( /[^a-zA-Z0-9\-_\.!~*']/n ) {|x| sprintf('%%%02x', x[0]) }
152
          "#{TracMigrate.trac_attachments_directory}/#{attachment_type}/#{id}/#{trac_file}"
153
        end
154
      end
155
      
156
      class TracTicket < ActiveRecord::Base
157
        set_table_name :ticket
158
        set_inheritance_column :none
159
        
160
        # ticket changes: only migrate status changes and comments
161
        has_many :changes, :class_name => "TracTicketChange", :foreign_key => :ticket
162
        has_many :attachments, :class_name => "TracAttachment",
163
                               :finder_sql => "SELECT DISTINCT attachment.* FROM #{TracMigrate::TracAttachment.table_name}" +
164
                                              " WHERE #{TracMigrate::TracAttachment.table_name}.type = 'ticket'" +
165
                                              ' AND #{TracMigrate::TracAttachment.table_name}.id = \'#{id}\''
166
        has_many :customs, :class_name => "TracTicketCustom", :foreign_key => :ticket
167
        
168
        def ticket_type
169
          read_attribute(:type)
170
        end
171
        
172
        def summary
173
          read_attribute(:summary).blank? ? "(no subject)" : read_attribute(:summary)
174
        end
175
        
176
        def description
177
          read_attribute(:description).blank? ? summary : read_attribute(:description)
178
        end
179
        
180
        def time; Time.at(read_attribute(:time)) end
181
        def changetime; Time.at(read_attribute(:changetime)) end
182
      end
183
      
184
      class TracTicketChange < ActiveRecord::Base
185
        set_table_name :ticket_change
186
        
187
        def time; Time.at(read_attribute(:time)) end
188
      end
189
      
190
      TRAC_WIKI_PAGES = %w(InterMapTxt InterTrac InterWiki RecentChanges SandBox TracAccessibility TracAdmin TracBackup TracBrowser TracCgi TracChangeset \
191
                           TracEnvironment TracFastCgi TracGuide TracImport TracIni TracInstall TracInterfaceCustomization \
192
                           TracLinks TracLogging TracModPython TracNotification TracPermissions TracPlugins TracQuery \
193
                           TracReports TracRevisionLog TracRoadmap TracRss TracSearch TracStandalone TracSupport TracSyntaxColoring TracTickets \
194
                           TracTicketsCustomFields TracTimeline TracUnicode TracUpgrade TracWiki WikiDeletePage WikiFormatting \
195
                           WikiHtml WikiMacros WikiNewPage WikiPageNames WikiProcessors WikiRestructuredText WikiRestructuredTextLinks \
196
                           CamelCase TitleIndex)
197
      
198
      class TracWikiPage < ActiveRecord::Base
199
        set_table_name :wiki
200
        set_primary_key :name
201
        
202
        has_many :attachments, :class_name => "TracAttachment",
203
                               :finder_sql => "SELECT DISTINCT attachment.* FROM #{TracMigrate::TracAttachment.table_name}" +
204
                                      " WHERE #{TracMigrate::TracAttachment.table_name}.type = 'wiki'" +
205
                                      ' AND #{TracMigrate::TracAttachment.table_name}.id = \'#{id}\''
206
        
207
        def self.columns
208
          # Hides readonly Trac field to prevent clash with AR readonly? method (Rails 2.0)
209
          super.select {|column| column.name.to_s != 'readonly'}
210
        end
211
        
212
        def time; Time.at(read_attribute(:time)) end
213
      end
214
      
215
      class TracPermission < ActiveRecord::Base
216
        set_table_name :permission  
217
      end
218
      
219
      class TracSessionAttribute < ActiveRecord::Base
220
        set_table_name :session_attribute
221
      end
222
       
223
      def self.find_or_create_user(username, project_member = false)
224
        return User.anonymous if username.blank?
225
        
226
        u = User.find_by_login(username)
227
        if !u
228
          # Create a new user if not found
229
          mail = username[0,limit_for(User, 'mail')]
230
          if mail_attr = TracSessionAttribute.find_by_sid_and_name(username, 'email')
231
            mail = mail_attr.value
232
          end
233
          mail = "#{mail}@foo.bar" unless mail.include?("@")
234
          
235
          name = username
236
          if name_attr = TracSessionAttribute.find_by_sid_and_name(username, 'name')
237
            name = name_attr.value
238
          end
239
          name =~ (/(.*)(\s+\w+)?/)
240
          fn = $1.strip
241
          ln = ($2 || '-').strip
242
          
243
          u = User.new :mail => mail.gsub(/[^-@a-z0-9\.]/i, '-'),
244
                       :firstname => fn[0, limit_for(User, 'firstname')].gsub(/[^\w\s\'\-]/i, '-'),
245
                       :lastname => ln[0, limit_for(User, 'lastname')].gsub(/[^\w\s\'\-]/i, '-')
246

    
247
          u.login = username[0,limit_for(User, 'login')].gsub(/[^a-z0-9_\-@\.]/i, '-')
248
          u.password = 'trac'
249
          u.admin = true if TracPermission.find_by_username_and_action(username, 'admin')
250
          # finally, a default user is used if the new user is not valid
251
          u = User.find(:first) unless u.save
252
        end
253
        # Make sure he is a member of the project
254
        if project_member && !u.member_of?(@target_project)
255
          role = DEFAULT_ROLE
256
          if u.admin
257
            role = ROLE_MAPPING['admin']
258
          elsif TracPermission.find_by_username_and_action(username, 'developer')
259
            role = ROLE_MAPPING['developer']
260
          end
261
          Member.create(:user => u, :project => @target_project, :role => role)
262
          u.reload
263
        end
264
        u
265
      end
266
     
267
    
268
      def self.migrate
269
        establish_connection
270

    
271
        # Quick database test
272
        TracComponent.count
273
                
274
        migrated_components = 0
275
        migrated_milestones = 0
276
        migrated_tickets = 0
277
        migrated_custom_values = 0
278
        migrated_ticket_attachments = 0
279
        migrated_wiki_edits = 0      
280
        migrated_wiki_attachments = 0
281

    
282
        #Wiki system initializing
283
        @target_project.wiki.destroy if @target_project.wiki
284
        @target_project.reload
285
        wiki = Wiki.new(:project => @target_project, :start_page => 'WikiStart')
286
        wiki_edit_count = 0
287
  
288
        # Components
289
        print "Migrating components"
290
        issues_category_map = {}
291
        TracComponent.find(:all).each do |component|
292
      	print '.'
293
      	STDOUT.flush
294
          c = IssueCategory.new :project => @target_project,
295
                                :name => encode(component.name[0, limit_for(IssueCategory, 'name')])
296
      	next unless c.save
297
      	issues_category_map[component.name] = c
298
      	migrated_components += 1
299
        end
300
        puts
301
        
302
        # Milestones
303
        print "Migrating milestones"
304
        version_map = {}
305
        TracMilestone.find(:all).each do |milestone|
306
          print '.'
307
          STDOUT.flush
308
          # First we try to find the wiki page...
309
          p = wiki.find_or_new_page(milestone.name.to_s)
310
          p.content = WikiContent.new(:page => p) if p.new_record?
311
          p.content.text = milestone.description.to_s
312
          p.content.author = find_or_create_user('trac')
313
          p.content.comments = 'Milestone'
314
          p.save
315
          
316
          v = Version.new :project => @target_project,
317
                          :name => encode(milestone.name[0, limit_for(Version, 'name')]),
318
                          :description => nil,
319
                          :wiki_page_title => encode(milestone.name.to_s),
320
                          :effective_date => milestone.completed
321
          next unless v.save
322
          version_map[milestone.name] = v
323
          migrated_milestones += 1
324
        end
325
        puts
326
        
327
        # Custom fields
328
        # TODO: read trac.ini instead
329
        print "Migrating custom fields"
330
        custom_field_map = {}
331
        TracTicketCustom.find_by_sql("SELECT DISTINCT name FROM #{TracTicketCustom.table_name}").each do |field|
332
          print '.'
333
          STDOUT.flush
334
          # Redmine custom field name
335
          field_name = encode(field.name[0, limit_for(IssueCustomField, 'name')]).humanize
336
          # Find if the custom already exists in Redmine
337
          f = IssueCustomField.find_by_name(field_name)
338
          # Or create a new one
339
          f ||= IssueCustomField.create(:name => encode(field.name[0, limit_for(IssueCustomField, 'name')]).humanize,
340
                                        :field_format => 'string')
341
                                   
342
          next if f.new_record?
343
          f.trackers = Tracker.find(:all)
344
          f.projects << @target_project
345
          custom_field_map[field.name] = f
346
        end
347
        puts
348
        
349
        # Trac 'resolution' field as a Redmine custom field
350
        r = IssueCustomField.find(:first, :conditions => { :name => "Resolution" })
351
        r = IssueCustomField.new(:name => 'Resolution',
352
                                 :field_format => 'list',
353
                                 :is_filter => true) if r.nil?
354
        r.trackers = Tracker.find(:all)
355
        r.projects << @target_project
356
        r.possible_values = (r.possible_values + %w(fixed invalid wontfix duplicate worksforme)).flatten.compact.uniq
357
        r.save!
358
        custom_field_map['resolution'] = r
359
            
360
        # Tickets
361
        print "Migrating tickets"
362
          TracTicket.find(:all, :order => 'id ASC').each do |ticket|
363
        	print '.'
364
        	STDOUT.flush
365
        	i = Issue.new :project => @target_project, 
366
                          :subject => encode(ticket.summary[0, limit_for(Issue, 'subject')]),
367
                          :description => TracMigrate::TracWiki.wiki(encode(ticket.description)),
368
                          :priority => PRIORITY_MAPPING[ticket.priority] || DEFAULT_PRIORITY,
369
                          :created_on => ticket.time
370
        	i.author = find_or_create_user(ticket.reporter)    	
371
        	i.category = issues_category_map[ticket.component] unless ticket.component.blank?
372
        	i.fixed_version = version_map[ticket.milestone] unless ticket.milestone.blank?
373
        	i.status = STATUS_MAPPING[ticket.status] || DEFAULT_STATUS
374
        	i.tracker = TRACKER_MAPPING[ticket.ticket_type] || DEFAULT_TRACKER
375
        	i.custom_values << CustomValue.new(:custom_field => custom_field_map['resolution'], :value => ticket.resolution) unless ticket.resolution.blank?
376
        	i.id = ticket.id unless Issue.exists?(ticket.id)
377
        	next unless Time.fake(ticket.changetime) { i.save }
378
        	TICKET_MAP[ticket.id] = i.id
379
        	migrated_tickets += 1
380
        	
381
        	# Owner
382
            unless ticket.owner.blank?
383
              i.assigned_to = find_or_create_user(ticket.owner, true)
384
              Time.fake(ticket.changetime) { i.save }
385
            end
386
      	
387
        	# Comments and status/resolution changes
388
        	ticket.changes.group_by(&:time).each do |time, changeset|
389
              status_change = changeset.select {|change| change.field == 'status'}.first
390
              resolution_change = changeset.select {|change| change.field == 'resolution'}.first
391
              comment_change = changeset.select {|change| change.field == 'comment'}.first
392
              
393
              n = Journal.new :notes => (comment_change ? TracMigrate::TracWiki.wiki(encode(comment_change.newvalue)) : ''),
394
                              :created_on => time
395
              n.user = find_or_create_user(changeset.first.author)
396
              n.journalized = i
397
              if status_change && 
398
                   STATUS_MAPPING[status_change.oldvalue] &&
399
                   STATUS_MAPPING[status_change.newvalue] &&
400
                   (STATUS_MAPPING[status_change.oldvalue] != STATUS_MAPPING[status_change.newvalue])
401
                n.details << JournalDetail.new(:property => 'attr',
402
                                               :prop_key => 'status_id',
403
                                               :old_value => STATUS_MAPPING[status_change.oldvalue].id,
404
                                               :value => STATUS_MAPPING[status_change.newvalue].id)
405
              end
406
              if resolution_change
407
                n.details << JournalDetail.new(:property => 'cf',
408
                                               :prop_key => custom_field_map['resolution'].id,
409
                                               :old_value => resolution_change.oldvalue,
410
                                               :value => resolution_change.newvalue)
411
              end
412
              n.save unless n.details.empty? && n.notes.blank?
413
        	end
414
        	
415
        	# Attachments
416
        	ticket.attachments.each do |attachment|
417
        	  next unless attachment.exist?
418
              a = Attachment.new :created_on => attachment.time
419
              a.file = attachment
420
              a.author = find_or_create_user(attachment.author)
421
              a.container = i
422
              a.description = attachment.description
423
              migrated_ticket_attachments += 1 if a.save
424
        	end
425
        	
426
        	# Custom fields
427
        	ticket.customs.each do |custom|
428
        	  next if custom_field_map[custom.name].nil?
429
              v = CustomValue.new :custom_field => custom_field_map[custom.name],
430
                                  :value => custom.value
431
              v.customized = i
432
              next unless v.save
433
              migrated_custom_values += 1
434
        	end
435
        end
436
        
437
        # update issue id sequence if needed (postgresql)
438
        Issue.connection.reset_pk_sequence!(Issue.table_name) if Issue.connection.respond_to?('reset_pk_sequence!')
439
        puts
440
        
441
        # Wiki      
442
        print "Migrating wiki"
443
        if wiki.save
444
          TracWikiPage.find(:all, :order => 'name, version').each do |page|
445
            # Do not migrate Trac manual wiki pages
446
            next if TRAC_WIKI_PAGES.include?(page.name)
447
            wiki_edit_count += 1
448
            print '.'
449
            STDOUT.flush
450
            p = wiki.find_or_new_page(page.name)
451
            p.content = WikiContent.new(:page => p) if p.new_record?
452
            p.content.text = page.text
453
            p.content.author = find_or_create_user(page.author) unless page.author.blank? || page.author == 'trac'
454
            p.content.comments = page.comment
455
            Time.fake(page.time) { p.new_record? ? p.save : p.content.save }
456
            
457
            next if p.content.new_record?
458
            migrated_wiki_edits += 1 
459
            
460
            # Attachments
461
            page.attachments.each do |attachment|
462
              next unless attachment.exist?
463
              next if p.attachments.find_by_filename(attachment.filename.gsub(/^.*(\\|\/)/, '').gsub(/[^\w\.\-]/,'_')) #add only once per page
464
              a = Attachment.new :created_on => attachment.time
465
              a.file = attachment
466
              a.author = find_or_create_user(attachment.author)
467
              a.description = attachment.description
468
              a.container = p
469
              migrated_wiki_attachments += 1 if a.save
470
            end
471
          end
472
          
473
          wiki.reload
474
          wiki.pages.each do |page|
475
            page.content.text = TracMigrate::TracWiki.wiki(page.content.text)
476
            Time.fake(page.content.updated_on) { page.content.save }
477
          end
478
        end
479
        puts
480
        
481
        puts
482
        puts "Components:      #{migrated_components}/#{TracComponent.count}"
483
        puts "Milestones:      #{migrated_milestones}/#{TracMilestone.count}"
484
        puts "Tickets:         #{migrated_tickets}/#{TracTicket.count}"
485
        puts "Ticket files:    #{migrated_ticket_attachments}/" + TracAttachment.count(:conditions => {:type => 'ticket'}).to_s
486
        puts "Custom values:   #{migrated_custom_values}/#{TracTicketCustom.count}"
487
        puts "Wiki edits:      #{migrated_wiki_edits}/#{wiki_edit_count}"
488
        puts "Wiki files:      #{migrated_wiki_attachments}/" + TracAttachment.count(:conditions => {:type => 'wiki'}).to_s
489
      end
490
      
491
      def self.limit_for(klass, attribute)
492
        klass.columns_hash[attribute.to_s].limit
493
      end
494
      
495
      def self.encoding(charset)
496
        @ic = Iconv.new('UTF-8', charset)
497
      rescue Iconv::InvalidEncoding
498
        puts "Invalid encoding!"
499
        return false
500
      end
501
      
502
      def self.set_trac_directory(path)
503
        @@trac_directory = path
504
        raise "This directory doesn't exist!" unless File.directory?(path)
505
        raise "#{trac_attachments_directory} doesn't exist!" unless File.directory?(trac_attachments_directory)
506
        @@trac_directory
507
      rescue Exception => e
508
        puts e
509
        return false
510
      end
511

    
512
      def self.trac_directory
513
        @@trac_directory
514
      end
515

    
516
      def self.set_trac_adapter(adapter)
517
        return false if adapter.blank?
518
        raise "Unknown adapter: #{adapter}!" unless %w(sqlite sqlite3 mysql postgresql).include?(adapter)
519
        # If adapter is sqlite or sqlite3, make sure that trac.db exists
520
        raise "#{trac_db_path} doesn't exist!" if %w(sqlite sqlite3).include?(adapter) && !File.exist?(trac_db_path)
521
        @@trac_adapter = adapter
522
      rescue Exception => e
523
        puts e
524
        return false
525
      end
526
      
527
      def self.set_trac_db_host(host)
528
        return nil if host.blank?
529
        @@trac_db_host = host
530
      end
531

    
532
      def self.set_trac_db_port(port)
533
        return nil if port.to_i == 0
534
        @@trac_db_port = port.to_i
535
      end
536
      
537
      def self.set_trac_db_name(name)
538
        return nil if name.blank?
539
        @@trac_db_name = name
540
      end
541

    
542
      def self.set_trac_db_username(username)
543
        @@trac_db_username = username
544
      end
545
      
546
      def self.set_trac_db_password(password)
547
        @@trac_db_password = password
548
      end
549
      
550
      def self.set_trac_db_schema(schema)
551
        @@trac_db_schema = schema
552
      end
553

    
554
      mattr_reader :trac_directory, :trac_adapter, :trac_db_host, :trac_db_port, :trac_db_name, :trac_db_schema, :trac_db_username, :trac_db_password
555
      
556
      def self.trac_db_path; "#{trac_directory}/db/trac.db" end
557
      def self.trac_attachments_directory; "#{trac_directory}/attachments" end
558
      
559
      def self.target_project_identifier(identifier)
560
        project = Project.find_by_identifier(identifier)        
561
        if !project
562
          # create the target project
563
          project = Project.new :name => identifier.humanize,
564
                                :description => ''
565
          project.identifier = identifier
566
          puts "Unable to create a project with identifier '#{identifier}'!" unless project.save
567
          # enable issues and wiki for the created project
568
          project.enabled_module_names = ['issue_tracking', 'wiki']
569
        else
570
          puts
571
          puts "This project already exists in your Redmine database."
572
          print "Are you sure you want to append data to this project ? [Y/n] "
573
          exit if STDIN.gets.match(/^n$/i)  
574
        end
575
        project.trackers << TRACKER_BUG unless project.trackers.include?(TRACKER_BUG)
576
        project.trackers << TRACKER_FEATURE unless project.trackers.include?(TRACKER_FEATURE)
577
        @target_project = project.new_record? ? nil : project
578
      end
579
      
580
      def self.connection_params
581
        if %w(sqlite sqlite3).include?(trac_adapter)
582
          {:adapter => trac_adapter, 
583
           :database => trac_db_path}
584
        else
585
          {:adapter => trac_adapter,
586
           :database => trac_db_name,
587
           :host => trac_db_host,
588
           :port => trac_db_port,
589
           :username => trac_db_username,
590
           :password => trac_db_password,
591
           :schema_search_path => trac_db_schema
592
          }
593
        end
594
      end
595
      
596
      def self.establish_connection
597
        constants.each do |const|
598
          klass = const_get(const)
599
          next unless klass.respond_to? 'establish_connection'
600
          klass.establish_connection connection_params
601
        end
602
      end
603
      
604
    private
605
      def self.encode(text)
606
        @ic.iconv text
607
      rescue
608
        text
609
      end
610
    end
611
    
612
    puts
613
    if Redmine::DefaultData::Loader.no_data?
614
      puts "Redmine configuration need to be loaded before importing data."
615
      puts "Please, run this first:"
616
      puts
617
      puts "  rake redmine:load_default_data RAILS_ENV=\"#{ENV['RAILS_ENV']}\""
618
      exit
619
    end
620
    
621
    puts "WARNING: a new project will be added to Redmine during this process."
622
    print "Are you sure you want to continue ? [y/N] "
623
    break unless STDIN.gets.match(/^y$/i)  
624
    puts
625

    
626
    def prompt(text, options = {}, &block)
627
      default = options[:default] || ''
628
      while true
629
        print "#{text} [#{default}]: "
630
        value = STDIN.gets.chomp!
631
        value = default if value.blank?
632
        break if yield value
633
      end
634
    end
635
    
636
    DEFAULT_PORTS = {'mysql' => 3306, 'postgresql' => 5432}
637
    
638
    prompt('Trac directory') {|directory| TracMigrate.set_trac_directory directory.strip}
639
    prompt('Trac database adapter (sqlite, sqlite3, mysql, postgresql)', :default => 'sqlite') {|adapter| TracMigrate.set_trac_adapter adapter}
640
    unless %w(sqlite sqlite3).include?(TracMigrate.trac_adapter)
641
      prompt('Trac database host', :default => 'localhost') {|host| TracMigrate.set_trac_db_host host}
642
      prompt('Trac database port', :default => DEFAULT_PORTS[TracMigrate.trac_adapter]) {|port| TracMigrate.set_trac_db_port port}
643
      prompt('Trac database name') {|name| TracMigrate.set_trac_db_name name}
644
      prompt('Trac database schema', :default => 'public') {|schema| TracMigrate.set_trac_db_schema schema}
645
      prompt('Trac database username') {|username| TracMigrate.set_trac_db_username username}
646
      prompt('Trac database password') {|password| TracMigrate.set_trac_db_password password}
647
    end
648
    prompt('Trac database encoding', :default => 'UTF-8') {|encoding| TracMigrate.encoding encoding}
649
    prompt('Target project identifier') {|identifier| TracMigrate.target_project_identifier identifier}
650
    puts
651
    
652
    TracMigrate.migrate
653
  end
654
end
(5-5/5)