def _ParseProject()

in manifest_xml.py [0:0]

• 84 lines of code
• 24 McCabe index (conditional complexity)

  def _ParseProject(self, node, parent=None, **extra_proj_attrs):
    """
    reads a <project> element from the manifest file
    """
    name = self._reqatt(node, 'name')
    msg = self._CheckLocalPath(name, dir_ok=True)
    if msg:
      raise ManifestInvalidPathError(
          '<project> invalid "name": %s: %s' % (name, msg))
    if parent:
      name = self._JoinName(parent.name, name)

    remote = self._get_remote(node)
    if remote is None:
      remote = self._default.remote
    if remote is None:
      raise ManifestParseError("no remote for project %s within %s" %
                               (name, self.manifestFile))

    revisionExpr = node.getAttribute('revision') or remote.revision
    if not revisionExpr:
      revisionExpr = self._default.revisionExpr
    if not revisionExpr:
      raise ManifestParseError("no revision for project %s within %s" %
                               (name, self.manifestFile))

    path = node.getAttribute('path')
    if not path:
      path = name
    else:
      # NB: The "." project is handled specially in Project.Sync_LocalHalf.
      msg = self._CheckLocalPath(path, dir_ok=True, cwd_dot_ok=True)
      if msg:
        raise ManifestInvalidPathError(
            '<project> invalid "path": %s: %s' % (path, msg))

    rebase = XmlBool(node, 'rebase', True)
    sync_c = XmlBool(node, 'sync-c', False)
    sync_s = XmlBool(node, 'sync-s', self._default.sync_s)
    sync_tags = XmlBool(node, 'sync-tags', self._default.sync_tags)

    clone_depth = XmlInt(node, 'clone-depth')
    if clone_depth is not None and clone_depth <= 0:
      raise ManifestParseError('%s: clone-depth must be greater than 0, not "%s"' %
                               (self.manifestFile, clone_depth))

    dest_branch = node.getAttribute('dest-branch') or self._default.destBranchExpr

    upstream = node.getAttribute('upstream') or self._default.upstreamExpr

    groups = ''
    if node.hasAttribute('groups'):
      groups = node.getAttribute('groups')
    groups = self._ParseList(groups)

    if parent is None:
      relpath, worktree, gitdir, objdir, use_git_worktrees = \
          self.GetProjectPaths(name, path)
    else:
      use_git_worktrees = False
      relpath, worktree, gitdir, objdir = \
          self.GetSubprojectPaths(parent, name, path)

    default_groups = ['all', 'name:%s' % name, 'path:%s' % relpath]
    groups.extend(set(default_groups).difference(groups))

    if self.IsMirror and node.hasAttribute('force-path'):
      if XmlBool(node, 'force-path', False):
        gitdir = os.path.join(self.topdir, '%s.git' % path)

    project = Project(manifest=self,
                      name=name,
                      remote=remote.ToRemoteSpec(name),
                      gitdir=gitdir,
                      objdir=objdir,
                      worktree=worktree,
                      relpath=relpath,
                      revisionExpr=revisionExpr,
                      revisionId=None,
                      rebase=rebase,
                      groups=groups,
                      sync_c=sync_c,
                      sync_s=sync_s,
                      sync_tags=sync_tags,
                      clone_depth=clone_depth,
                      upstream=upstream,
                      parent=parent,
                      dest_branch=dest_branch,
                      use_git_worktrees=use_git_worktrees,
                      **extra_proj_attrs)

    for n in node.childNodes:
      if n.nodeName == 'copyfile':
        self._ParseCopyFile(project, n)
      if n.nodeName == 'linkfile':
        self._ParseLinkFile(project, n)
      if n.nodeName == 'annotation':
        self._ParseAnnotation(project, n)
      if n.nodeName == 'project':
        project.subprojects.append(self._ParseProject(n, parent=project))

    return project