annotate .svn/pristine/75/755c17ebd3ddb576c869a4c1a0d3c848e44bf0f3.svn-base @ 1327:287f201c2802 redmine-2.2-integration

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# Redmine - project management software
# Copyright (C) 2006-2012  Jean-Philippe Lang
#
# This program is free software; you can redistribute it and/or
# 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.

require 'redmine/scm/adapters/darcs_adapter'

class Repository::Darcs < Repository
  validates_presence_of :url, :log_encoding

  def self.human_attribute_name(attribute_key_name, *args)
    attr_name = attribute_key_name.to_s
    if attr_name == "url"
      attr_name = "path_to_repository"
    end
    super(attr_name, *args)
  end

  def self.scm_adapter_class
    Redmine::Scm::Adapters::DarcsAdapter
  end

  def self.scm_name
    'Darcs'
  end

  def supports_directory_revisions?
    true
  end

  def entry(path=nil, identifier=nil)
    patch = identifier.nil? ? nil : changesets.find_by_revision(identifier)
    scm.entry(path, patch.nil? ? nil : patch.scmid)
  end

  def entries(path=nil, identifier=nil)
    patch = nil
    if ! identifier.nil?
      patch = changesets.find_by_revision(identifier)
      return nil if patch.nil?
    end
    entries = scm.entries(path, patch.nil? ? nil : patch.scmid)
    if entries
      entries.each do |entry|
        # Search the DB for the entry's last change
        if entry.lastrev && !entry.lastrev.scmid.blank?
          changeset = changesets.find_by_scmid(entry.lastrev.scmid)
        end
        if changeset
          entry.lastrev.identifier = changeset.revision
          entry.lastrev.name       = changeset.revision
          entry.lastrev.time       = changeset.committed_on
          entry.lastrev.author     = changeset.committer
        end
      end
    end
    load_entries_changesets(entries)
    entries
  end

  def cat(path, identifier=nil)
    patch = identifier.nil? ? nil : changesets.find_by_revision(identifier.to_s)
    scm.cat(path, patch.nil? ? nil : patch.scmid)
  end

  def diff(path, rev, rev_to)
    patch_from = changesets.find_by_revision(rev)
    return nil if patch_from.nil?
    patch_to = changesets.find_by_revision(rev_to) if rev_to
    if path.blank?
      path = patch_from.filechanges.collect{|change| change.path}.join(' ')
    end
    patch_from ? scm.diff(path, patch_from.scmid, patch_to ? patch_to.scmid : nil) : nil
  end

  def fetch_changesets
    scm_info = scm.info
    if scm_info
      db_last_id = latest_changeset ? latest_changeset.scmid : nil
      next_rev   = latest_changeset ? latest_changeset.revision.to_i + 1 : 1
      # latest revision in the repository
      scm_revision = scm_info.lastrev.scmid
      unless changesets.find_by_scmid(scm_revision)
        revisions = scm.revisions('', db_last_id, nil, :with_path => true)
        transaction do
          revisions.reverse_each do |revision|
            changeset = Changeset.create(:repository   => self,
                                         :revision     => next_rev,
                                         :scmid        => revision.scmid,
                                         :committer    => revision.author,
                                         :committed_on => revision.time,
                                         :comments     => revision.message)
            revision.paths.each do |change|
              changeset.create_change(change)
            end
            next_rev += 1
          end if revisions
        end
      end
    end
  end
end