Namespace sanitizing, step 1

svn path=/main/trunk/; revision=5778

1 files changed, 295 insertions, 0 deletions

diff --git a/pym/portage/cvstree.py b/pym/portage/cvstree.py
new file mode 100644
index 000000000..30f143cd8
--- /dev/null
+++ b/pym/portage/cvstree.py
@@ -0,0 +1,295 @@
+# cvstree.py -- cvs tree utilities
+# Copyright 1998-2004 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+
+import os,time,sys,re
+from stat import *
+
+# [D]/Name/Version/Date/Flags/Tags
+
+def pathdata(entries, path):
+	"""(entries,path)
+	Returns the data(dict) for a specific file/dir at the path specified."""
+	mysplit=path.split("/")
+	myentries=entries
+	mytarget=mysplit[-1]
+	mysplit=mysplit[:-1]
+	for mys in mysplit:
+		if myentries["dirs"].has_key(mys):
+			myentries=myentries["dirs"][mys]
+		else:
+			return None
+	if myentries["dirs"].has_key(mytarget):
+		return myentries["dirs"][mytarget]
+	elif myentries["files"].has_key(mytarget):
+		return myentries["files"][mytarget]
+	else:
+		return None
+
+def fileat(entries, path):
+	return pathdata(entries,path)
+
+def isadded(entries, path):
+	"""(entries,path)
+	Returns true if the path exists and is added to the cvs tree."""
+	mytarget=pathdata(entries, path)
+	if mytarget:
+		if "cvs" in mytarget["status"]:
+			return 1
+
+	basedir=os.path.dirname(path)
+	filename=os.path.basename(path)
+
+	try:
+		myfile=open(basedir+"/CVS/Entries","r")
+	except IOError:
+		return 0
+	mylines=myfile.readlines()
+	myfile.close()
+
+	rep=re.compile("^\/"+re.escape(filename)+"\/");
+	for x in mylines:
+		if rep.search(x):
+			return 1
+
+	return 0
+
+def findnew(entries,recursive=0,basedir=""):
+	"""(entries,recursive=0,basedir="")
+	Recurses the entries tree to find all elements that have been added but
+	have not yet been committed. Returns a list of paths, optionally prepended
+	with a basedir."""
+	if basedir and basedir[-1]!="/":
+		basedir=basedir+"/"
+	mylist=[]
+	for myfile in entries["files"].keys():
+		if "cvs" in entries["files"][myfile]["status"]:
+			if "0" == entries["files"][myfile]["revision"]:
+				mylist.append(basedir+myfile)
+	if recursive:
+		for mydir in entries["dirs"].keys():
+			mylist+=findnew(entries["dirs"][mydir],recursive,basedir+mydir)
+	return mylist
+					
+def findchanged(entries,recursive=0,basedir=""):
+	"""(entries,recursive=0,basedir="")
+	Recurses the entries tree to find all elements that exist in the cvs tree
+	and differ from the committed version. Returns a list of paths, optionally
+	prepended with a basedir."""
+	if basedir and basedir[-1]!="/":
+		basedir=basedir+"/"
+	mylist=[]
+	for myfile in entries["files"].keys():
+		if "cvs" in entries["files"][myfile]["status"]:
+			if "current" not in entries["files"][myfile]["status"]:
+				if "exists" in entries["files"][myfile]["status"]:
+					if entries["files"][myfile]["revision"]!="0":
+						mylist.append(basedir+myfile)
+	if recursive:
+		for mydir in entries["dirs"].keys():
+			mylist+=findchanged(entries["dirs"][mydir],recursive,basedir+mydir)
+	return mylist
+	
+def findmissing(entries,recursive=0,basedir=""):
+	"""(entries,recursive=0,basedir="")
+	Recurses the entries tree to find all elements that are listed in the cvs
+	tree but do not exist on the filesystem. Returns a list of paths,
+	optionally prepended with a basedir."""
+	if basedir and basedir[-1]!="/":
+		basedir=basedir+"/"
+	mylist=[]
+	for myfile in entries["files"].keys():
+		if "cvs" in entries["files"][myfile]["status"]:
+			if "exists" not in entries["files"][myfile]["status"]:
+				if "removed" not in entries["files"][myfile]["status"]:
+					mylist.append(basedir+myfile)
+	if recursive:
+		for mydir in entries["dirs"].keys():
+			mylist+=findmissing(entries["dirs"][mydir],recursive,basedir+mydir)
+	return mylist
+
+def findunadded(entries,recursive=0,basedir=""):
+	"""(entries,recursive=0,basedir="")
+	Recurses the entries tree to find all elements that are in valid cvs
+	directories but are not part of the cvs tree. Returns a list of paths,
+	optionally prepended with a basedir."""
+	if basedir and basedir[-1]!="/":
+		basedir=basedir+"/"
+	mylist=[]
+
+	#ignore what cvs ignores.
+	for myfile in entries["files"].keys():
+		if "cvs" not in entries["files"][myfile]["status"]:
+			mylist.append(basedir+myfile)
+	if recursive:
+		for mydir in entries["dirs"].keys():
+			mylist+=findunadded(entries["dirs"][mydir],recursive,basedir+mydir)
+	return mylist
+
+def findremoved(entries,recursive=0,basedir=""):
+	"""(entries,recursive=0,basedir="")
+	Recurses the entries tree to find all elements that are in flagged for cvs
+	deletions. Returns a list of paths,	optionally prepended with a basedir."""
+	if basedir and basedir[-1]!="/":
+		basedir=basedir+"/"
+	mylist=[]
+	for myfile in entries["files"].keys():
+		if "removed" in entries["files"][myfile]["status"]:
+			mylist.append(basedir+myfile)
+	if recursive:
+		for mydir in entries["dirs"].keys():
+			mylist+=findremoved(entries["dirs"][mydir],recursive,basedir+mydir)
+	return mylist
+
+def findall(entries, recursive=0, basedir=""):
+	"""(entries,recursive=0,basedir="")
+	Recurses the entries tree to find all new, changed, missing, and unadded
+	entities. Returns a 4 element list of lists as returned from each find*()."""
+
+	if basedir and basedir[-1]!="/":
+		basedir=basedir+"/"
+	mynew     = findnew(entries,recursive,basedir)
+	mychanged = findchanged(entries,recursive,basedir)
+	mymissing = findmissing(entries,recursive,basedir)
+	myunadded = findunadded(entries,recursive,basedir)
+	myremoved = findremoved(entries,recursive,basedir)
+	return [mynew, mychanged, mymissing, myunadded, myremoved]
+
+ignore_list = re.compile("(^|/)(RCS(|LOG)|SCCS|CVS(|\.adm)|cvslog\..*|tags|TAGS|\.(make\.state|nse_depinfo)|.*~|(\.|)#.*|,.*|_$.*|.*\$|\.del-.*|.*\.(old|BAK|bak|orig|rej|a|olb|o|obj|so|exe|Z|elc|ln)|core)$")
+def apply_cvsignore_filter(list):
+	x=0
+	while x < len(list):
+		if ignore_list.match(list[x].split("/")[-1]):
+			list.pop(x)
+		else:
+			x+=1
+	return list
+	
+def getentries(mydir,recursive=0):
+	"""(basedir,recursive=0)
+	Scans the given directory and returns an datadict of all the entries in
+	the directory seperated as a dirs dict and a files dict."""
+	myfn=mydir+"/CVS/Entries"
+	# entries=[dirs, files]
+	entries={"dirs":{},"files":{}}
+	if not os.path.exists(mydir):
+		return entries
+	try:
+		myfile=open(myfn, "r")
+		mylines=myfile.readlines()
+		myfile.close()
+	except SystemExit, e:
+		raise
+	except:
+		mylines=[]
+	for line in mylines:
+		if line and line[-1]=="\n":
+			line=line[:-1]
+		if not line:
+			continue
+		if line=="D": # End of entries file
+			break
+		mysplit=line.split("/")
+		if len(mysplit)!=6:
+			print "Confused:",mysplit
+			continue
+		if mysplit[0]=="D":
+			entries["dirs"][mysplit[1]]={"dirs":{},"files":{},"status":[]}
+			entries["dirs"][mysplit[1]]["status"]=["cvs"]
+			if os.path.isdir(mydir+"/"+mysplit[1]):
+				entries["dirs"][mysplit[1]]["status"]+=["exists"]
+				entries["dirs"][mysplit[1]]["flags"]=mysplit[2:]
+				if recursive:
+					rentries=getentries(mydir+"/"+mysplit[1],recursive)
+					#print rentries.keys()
+					#print entries["files"].keys()
+					#print entries["files"][mysplit[1]]
+					entries["dirs"][mysplit[1]]["dirs"]=rentries["dirs"]
+					entries["dirs"][mysplit[1]]["files"]=rentries["files"]
+		else:
+			# [D]/Name/revision/Date/Flags/Tags
+			entries["files"][mysplit[1]]={}
+			entries["files"][mysplit[1]]["revision"]=mysplit[2]
+			entries["files"][mysplit[1]]["date"]=mysplit[3]
+			entries["files"][mysplit[1]]["flags"]=mysplit[4]
+			entries["files"][mysplit[1]]["tags"]=mysplit[5]
+			entries["files"][mysplit[1]]["status"]=["cvs"]
+			if entries["files"][mysplit[1]]["revision"][0]=="-":
+				entries["files"][mysplit[1]]["status"]+=["removed"]
+
+	for file in apply_cvsignore_filter(os.listdir(mydir)):
+		if file=="CVS":
+			continue
+		if file=="digest-framerd-2.4.3":
+			print mydir,file
+		if os.path.isdir(mydir+"/"+file):
+			if not entries["dirs"].has_key(file):
+				entries["dirs"][file]={"dirs":{},"files":{}}
+			if entries["dirs"][file].has_key("status"):
+				if "exists" not in entries["dirs"][file]["status"]:
+					entries["dirs"][file]["status"]+=["exists"]
+			else:
+				entries["dirs"][file]["status"]=["exists"]
+		elif os.path.isfile(mydir+"/"+file):
+			if file=="digest-framerd-2.4.3":
+				print "isfile"
+			if not entries["files"].has_key(file):
+				entries["files"][file]={"revision":"","date":"","flags":"","tags":""}
+			if entries["files"][file].has_key("status"):
+				if file=="digest-framerd-2.4.3":
+					print "has status"
+				if "exists" not in entries["files"][file]["status"]:
+					if file=="digest-framerd-2.4.3":
+						print "no exists in status"
+					entries["files"][file]["status"]+=["exists"]
+			else:
+				if file=="digest-framerd-2.4.3":
+					print "no status"
+				entries["files"][file]["status"]=["exists"]
+			try:
+				if file=="digest-framerd-2.4.3":
+					print "stat'ing"
+				mystat=os.stat(mydir+"/"+file)
+				mytime=time.asctime(time.gmtime(mystat[ST_MTIME]))
+				if not entries["files"][file].has_key("status"):
+					if file=="digest-framerd-2.4.3":
+						print "status not set"
+					entries["files"][file]["status"]=[]
+				if file=="digest-framerd-2.4.3":
+					print "date:",entries["files"][file]["date"]
+					print "sdate:",mytime
+				if mytime==entries["files"][file]["date"]:
+					entries["files"][file]["status"]+=["current"]
+				if file=="digest-framerd-2.4.3":
+					print "stat done"
+				
+				del mystat
+			except SystemExit, e:
+				raise
+			except Exception, e:
+				print "failed to stat",file
+				print e
+				return
+				
+		else:
+			print
+			print "File of unknown type:",mydir+"/"+file
+			print
+	return entries
+
+#class cvstree:
+#	def __init__(self,basedir):
+#		self.refdir=os.cwd()
+#		self.basedir=basedir
+#		self.entries={}
+#		self.entries["dirs"]={}
+#		self.entries["files"]={}
+#		self.entries["dirs"][self.basedir]=getentries(self.basedir)
+#		self.getrealdirs(self.dirs, self.files)
+#	def getrealdirs(self,dirs,files):
+#		for mydir in dirs.keys():
+#			list = os.listdir(
+			
+