From d84ac920943e07b4dd78b8ee446f23de6859a1fe Mon Sep 17 00:00:00 2001
From: Bogdano Arendartchuk <bogdano@mandriva.org>
Date: Wed, 6 Jun 2007 20:41:50 +0000
Subject: Frontported fixes in mirror support from repsys-1.6

- fixed bad URLs being used when checking out from mirrors
- "switch" subcommand to ease switching between mirror and real
  repositories
- smarter "ci"
---
 RepSys/mirror.py | 80 +++++++++++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 73 insertions(+), 7 deletions(-)

(limited to 'RepSys/mirror.py')

diff --git a/RepSys/mirror.py b/RepSys/mirror.py
index a24f594..7a0bc4e 100644
--- a/RepSys/mirror.py
+++ b/RepSys/mirror.py
@@ -4,21 +4,51 @@ 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):
-    subpath = url[len(oldparent)-1:]
-    newurl = newparent + "/" + subpath # subpath usually gets / at begining
+    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():
+def enabled(wcurl=None):
     mirror = config.get("global", "mirror")
     default_parent = config.get("global", "default_parent")
-    return (mirror is not None and 
-            default_parent is not None)
+    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(noauth=True)
+    svn = SVN()
     newurl = relocate_path(oldparent, newparent, url)
-    svn.switch(newurl, url, path=wcpath, relocate="True")
+    svn.relocate(url, newurl, wcpath)
     return newurl
 
 def switchto_parent(svn, url, path):
@@ -40,3 +70,39 @@ def checkout_url(url):
     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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