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import os
import urlparse
from RepSys import config
from RepSys.svn import SVN
def _normdirurl(url):
"""normalize url for relocate_path needs"""
parsed = urlparse.urlparse(url)
path = os.path.normpath(parsed.path)
path += "/" # assuming we always deal with directories
newurl = urlparse.urlunparse((parsed.scheme, parsed.netloc, path,
parsed.params, parsed.query, parsed.fragment))
return newurl
def _joinurl(url, relpath):
parsed = urlparse.urlparse(url)
newpath = os.path.join(parsed.path, relpath)
newurl = urlparse.urlunparse((parsed.scheme, parsed.netloc, newpath,
parsed.params, parsed.query, parsed.fragment))
return newurl
def same_base(parent, url):
"""returns true if parent is parent of url"""
parent = _normdirurl(parent)
url = _normdirurl(url)
#FIXME handle paths with/without username/password
return url.startswith(parent)
def relocate_path(oldparent, newparent, url):
oldparent = _normdirurl(oldparent)
newparent = _normdirurl(newparent)
url = _normdirurl(url)
subpath = url[len(oldparent):]
newurl = _joinurl(newparent, subpath) # subpath usually gets / at begining
return newurl
def enabled(wcurl=None):
mirror = config.get("global", "mirror")
default_parent = config.get("global", "default_parent")
enabled = False
if mirror and default_parent:
enabled = True
if wcurl and (not same_base(mirror, wcurl)):
enabled = False
return enabled
def mirror_relocate(oldparent, newparent, url, wcpath):
svn = SVN()
newurl = relocate_path(oldparent, newparent, url)
svn.relocate(url, newurl, wcpath)
return newurl
def switchto_parent(svn, url, path):
"""Relocates the working copy to default_parent"""
mirror = config.get("global", "mirror")
default_parent = config.get("global", "default_parent")
newurl = mirror_relocate(mirror, default_parent, url, path)
return newurl
def switchto_mirror(svn, url, path):
mirror = config.get("global", "mirror")
default_parent = config.get("global", "default_parent")
newurl = mirror_relocate(default_parent, mirror, url, path)
return newurl
def checkout_url(url):
mirror = config.get("global", "mirror")
default_parent = config.get("global", "default_parent")
if mirror is not None and default_parent is not None:
return relocate_path(default_parent, mirror, url)
return url
def autoswitch(svn, wcpath, wcurl, newbaseurl=None):
"""Switches between mirror, default_parent, or newbaseurl"""
nobase = False
mirror = config.get("global", "mirror")
default_parent = config.get("global", "default_parent")
current = default_parent
if default_parent is None:
raise Error, "the option default_parent from repsys.conf is "\
"required"
indefault = same_base(default_parent, wcurl)
if not newbaseurl:
if not mirror:
raise Error, "an URL is needed when the option mirror "\
"from repsys.conf is not set"
if indefault:
chosen = mirror
elif same_base(mirror, wcurl):
current = mirror
chosen = default_parent
else:
nobase = True
else:
if mirror and same_base(mirror, wcurl):
current = mirror
elif indefault:
pass # !!!!
else:
nobase = True
chosen = newbaseurl
if nobase:
raise Error, "the URL of this working copy is not based in "\
"default_parent nor mirror URLs"
assert current != chosen
newurl = mirror_relocate(current, chosen, wcurl, wcpath)
return newurl
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