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# Copyright 1999-2009 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
from portage.output import teal
from portage import os
class RepoDisplay(object):
def __init__(self, roots):
self._shown_repos = {}
self._unknown_repo = False
repo_paths = set()
for root_config in roots.values():
portdir = root_config.settings.get("PORTDIR")
if portdir:
repo_paths.add(portdir)
overlays = root_config.settings.get("PORTDIR_OVERLAY")
if overlays:
repo_paths.update(overlays.split())
repo_paths = list(repo_paths)
self._repo_paths = repo_paths
self._repo_paths_real = [ os.path.realpath(repo_path) \
for repo_path in repo_paths ]
# pre-allocate index for PORTDIR so that it always has index 0.
for root_config in roots.values():
portdb = root_config.trees["porttree"].dbapi
portdir = portdb.porttree_root
if portdir:
self.repoStr(portdir)
def repoStr(self, repo_path_real):
real_index = -1
if repo_path_real:
real_index = self._repo_paths_real.index(repo_path_real)
if real_index == -1:
s = "?"
self._unknown_repo = True
else:
shown_repos = self._shown_repos
repo_paths = self._repo_paths
repo_path = repo_paths[real_index]
index = shown_repos.get(repo_path)
if index is None:
index = len(shown_repos)
shown_repos[repo_path] = index
s = str(index)
return s
def __str__(self):
"""
In python-2.x, str() can trigger a UnicodeEncodeError here,
so call __str__() directly.
"""
output = []
shown_repos = self._shown_repos
unknown_repo = self._unknown_repo
if shown_repos or self._unknown_repo:
output.append("Portage tree and overlays:\n")
show_repo_paths = list(shown_repos)
for repo_path, repo_index in shown_repos.items():
show_repo_paths[repo_index] = repo_path
if show_repo_paths:
for index, repo_path in enumerate(show_repo_paths):
output.append(" "+teal("["+str(index)+"]")+" %s\n" % repo_path)
if unknown_repo:
output.append(" "+teal("[?]") + \
" indicates that the source repository could not be determined\n")
return "".join(output)
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