Class: Repository::Cvs

Inherits:
Repository
  • Object
show all
Defined in:
app/models/repository/cvs.rb

Constant Summary

Constants inherited from Repository

IDENTIFIER_MAX_LENGTH

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Repository

#<=>, available_scm, #branches, #committer_ids=, #committers, #default_branch, #diff_format_revisions, #entries, #extra_info, factory, fetch_changesets, find_by_identifier_param, #find_changeset_by_name, #find_committer_user, #identifier=, #identifier_frozen?, #identifier_param, #latest_changeset, #latest_changesets, #merge_extra_info, #name, #password, #password=, #properties, #relative_path, #repo_create_validation, #repo_log_encoding, #report_last_commit, repository_class, #root_url=, #same_commits_in_scope, scan_changesets_for_issue_ids, #scan_changesets_for_issue_ids, #scm, #scm_adapter, scm_available, scm_command, #scm_name, scm_version_string, #set_as_default?, #stats_by_author, #supports_all_revisions?, #supports_annotate?, #supports_cat?, #supports_directory_revisions?, #supports_revision_graph?, #tags, #url=

Methods included from Redmine::SafeAttributes

#delete_unsafe_attributes, included, #safe_attribute?, #safe_attribute_names, #safe_attributes=

Methods included from Redmine::Ciphering

cipher_key, decrypt_text, encrypt_text, included, logger

Class Method Details

.human_attribute_name(attribute_key_name, *args) ⇒ Object


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# File 'app/models/repository/cvs.rb', line 30

def self.human_attribute_name(attribute_key_name, *args)
  attr_name = attribute_key_name.to_s
  if attr_name == "root_url"
    attr_name = "cvsroot"
  elsif attr_name == "url"
    attr_name = "cvs_module"
  end
  super(attr_name, *args)
end

.scm_adapter_classObject


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# File 'app/models/repository/cvs.rb', line 40

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

.scm_nameObject


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# File 'app/models/repository/cvs.rb', line 44

def self.scm_name
  'CVS'
end

Instance Method Details

#annotate(path, identifier = nil) ⇒ Object


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# File 'app/models/repository/cvs.rb', line 88

def annotate(path, identifier=nil)
  rev = nil
  if ! identifier.nil?
    rev = changesets.find_by_revision(identifier)
    return nil if rev.nil?
  end
  scm.annotate(path, rev.nil? ? nil : rev.committed_on)
end

#cat(path, identifier = nil) ⇒ Object


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# File 'app/models/repository/cvs.rb', line 79

def cat(path, identifier=nil)
  rev = nil
  if ! identifier.nil?
    rev = changesets.find_by_revision(identifier)
    return nil if rev.nil?
  end
  scm.cat(path, rev.nil? ? nil : rev.committed_on)
end

#diff(path, rev, rev_to) ⇒ Object


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# File 'app/models/repository/cvs.rb', line 97

def diff(path, rev, rev_to)
  # convert rev to revision. CVS can't handle changesets here
  diff=[]
  changeset_from = changesets.find_by_revision(rev)
  if rev_to.to_i > 0
    changeset_to = changesets.find_by_revision(rev_to)
  end
  changeset_from.filechanges.each do |change_from|
    revision_from = nil
    revision_to   = nil
    if path.nil? || (change_from.path.starts_with? scm.with_leading_slash(path))
      revision_from = change_from.revision
    end
    if revision_from
      if changeset_to
        changeset_to.filechanges.each do |change_to|
          revision_to = change_to.revision if change_to.path == change_from.path
        end
      end
      unless revision_to
        revision_to = scm.get_previous_revision(revision_from)
      end
      file_diff = scm.diff(change_from.path, revision_from, revision_to)
      diff = diff + file_diff unless file_diff.nil?
    end
  end
  return diff
end

#entry(path = nil, identifier = nil) ⇒ Object


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# File 'app/models/repository/cvs.rb', line 48

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

#fetch_changesetsObject


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# File 'app/models/repository/cvs.rb', line 126

def fetch_changesets
  # some nifty bits to introduce a commit-id with cvs
  # natively cvs doesn't provide any kind of changesets,
  # there is only a revision per file.
  # we now take a guess using the author, the commitlog and the commit-date.

  # last one is the next step to take. the commit-date is not equal for all
  # commits in one changeset. cvs update the commit-date when the *,v file was touched. so
  # we use a small delta here, to merge all changes belonging to _one_ changeset
  time_delta  = 10.seconds
  fetch_since = latest_changeset ? latest_changeset.committed_on : nil
  transaction do
    tmp_rev_num = 1
    scm.revisions('', fetch_since, nil, :log_encoding => repo_log_encoding) do |revision|
      # only add the change to the database, if it doen't exists. the cvs log
      # is not exclusive at all.
      tmp_time = revision.time.clone
      unless filechanges.find_by_path_and_revision(
                              scm.with_leading_slash(revision.paths[0][:path]),
                              revision.paths[0][:revision]
                           )
        cmt = Changeset.normalize_comments(revision.message, repo_log_encoding)
        author_utf8 = Changeset.to_utf8(revision.author, repo_log_encoding)
        cs  = changesets.where(
                :committed_on => (tmp_time - time_delta)..(tmp_time + time_delta),
                :committer    => author_utf8,
                :comments     => cmt
              ).first
        # create a new changeset....
        unless cs
          # we use a temporary revision number here (just for inserting)
          # later on, we calculate a continuous positive number
          tmp_time2 = tmp_time.clone.gmtime
          branch    = revision.paths[0][:branch]
          scmid     = branch + "-" + tmp_time2.strftime("%Y%m%d-%H%M%S")
          cs = Changeset.create(:repository   => self,
                                :revision     => "tmp#{tmp_rev_num}",
                                :scmid        => scmid,
                                :committer    => revision.author,
                                :committed_on => tmp_time,
                                :comments     => revision.message)
          tmp_rev_num += 1
        end
        # convert CVS-File-States to internal Action-abbreviations
        # default action is (M)odified
        action = "M"
        if revision.paths[0][:action] == "Exp" && revision.paths[0][:revision] == "1.1"
          action = "A" # add-action always at first revision (= 1.1)
        elsif revision.paths[0][:action] == "dead"
          action = "D" # dead-state is similar to Delete
        end
        Change.create(
           :changeset => cs,
           :action    => action,
           :path      => scm.with_leading_slash(revision.paths[0][:path]),
           :revision  => revision.paths[0][:revision],
           :branch    => revision.paths[0][:branch]
            )
      end
    end

    # Renumber new changesets in chronological order
    Changeset.
      order('committed_on ASC, id ASC').
      where("repository_id = ? AND revision LIKE 'tmp%'", id).
      each do |changeset|
        changeset.update_attribute :revision, next_revision_number
      end
  end
  @current_revision_number = nil
end