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|
# aptsource.py.in - parse sources.list
#
# Copyright (c) 2004 Canonical
# 2004 Michiel Sikkes
#
# Author: Michiel Sikkes <michiel@eyesopened.nl>
# Michael Vogt <mvo@debian.org>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
# USA
import string
import gettext
import re
# actual source.list entries
class SourceEntry:
# works mostely like split but takes [] into account
def mysplit(self, line):
line = string.strip(line)
pieces = []
tmp = ""
# we are inside a [..] block
p_found = False
space_found = False
for i in range(len(line)):
if line[i] == "[":
p_found=True
tmp += line[i]
elif line[i] == "]":
p_found=False
tmp += line[i]
elif space_found and not line[i].isspace(): # we skip one or more space
space_found = False
pieces.append(tmp)
tmp = line[i]
elif line[i].isspace() and not p_found: # found a whitespace
space_found = True
else:
tmp += line[i]
# append last piece
if len(tmp) > 0:
pieces.append(tmp)
return pieces
# parse a given source line and split it into the fields we need
def parse(self,line):
line = string.strip(self.line)
#print line
# check if the source is enabled/disabled
if line == "" or line == "#":
self.invalid = True
return
if line[0] == "#":
self.disabled = True
pieces = string.split(line[1:])
# if it looks not like a disabled deb line return
if not (pieces[0] == "deb" or pieces[0] == "deb-src"):
self.invalid = True
return
else:
line = line[1:]
# check for another "#" in the line (this is treated as a comment)
i = line.find("#")
if i > 0:
self.comment = line[i+1:]
line = line[:i]
# source is ok, split it and see what we have
pieces = self.mysplit(line)
# Type, deb or deb-src
self.type = string.strip(pieces[0])
# URI
self.uri = string.strip(pieces[1])
# distro and components (optional)
# Directory or distro
self.dist = string.strip(pieces[2])
if len(pieces) > 3:
# List of components
self.comps = pieces[3:]
else:
self.comps = []
#print self.__dict__
# set enabled/disabled
def set_enabled(self, new_value):
self.disabled = not new_value
# enable, remove all "#" from the start of the line
if new_value == True:
i=0
self.line = string.lstrip(self.line)
while self.line[i] == "#":
i += 1
self.line = self.line[i:]
else:
# disabled, add a "#"
if string.strip(self.line)[0] != "#":
self.line = "#" + self.line
def __init__(self, line):
self.invalid = False
self.disabled = False
self.type = ""
self.uri = ""
self.dist = ""
self.comps = []
self.comment = ""
self.line = line
self.parse(line)
def str(self):
return self.line
def uniq(s):
""" simple (and not efficient) way to return uniq list """
u = []
for x in s:
if x not in u:
u.append(x)
return u
# the SourceList file as a class
class SourcesList:
def __init__(self, file):
self.list = [] # of Type SourceEntries
self.load(file)
def is_mirror(self, add_uri, orig_uri):
"""check if the given add_url is idential or a mirror of orig_uri
e.g. add_uri = archive.ubuntu.com
orig_uri = de.archive.ubuntu.com
-> True
"""
# remove traling spaces and "/"
add_uri = add_uri.rstrip("/ ")
orig_uri = orig_uri.rstrip("/ ")
# uri is identical
if add_uri == orig_uri:
#print "Identical"
return True
# add uri is a master site and orig_uri has the from "XX.mastersite"
# (e.g. de.archive.ubuntu.com)
try:
add_srv = add_uri.split("//")[1]
orig_srv = orig_uri.split("//")[1]
#print "%s == %s " % (add_srv, orig_srv)
except IndexError: # ok, somethings wrong here
#print "IndexError"
return False
if add_srv == orig_srv[3:]:
#print "Mirror"
return True
return False
def add(self, type, uri, dist, comps, comment="", pos=-1):
# if there is a repo with the same (type, uri, dist) just add the
# components
for i in self.list:
if i.type == type and self.is_mirror(uri,i.uri) and i.dist == dist:
comps = uniq(i.comps + comps)
# preserver mirror
uri = i.uri
# set to the old position and preserve comment
comment = i.comment
pos = self.list.index(i)
self.list.remove(i)
line = "%s %s %s" % (type,uri,dist)
for c in comps:
line = line + " " + c;
if comment != "":
line = "%s #%s\n" %(line,comment)
line = line + "\n"
self.list.insert(pos, SourceEntry(line))
def remove(self, source_entry):
self.list.remove(source_entry)
def load(self,file):
f = open(file, "r")
lines = f.readlines()
for line in lines:
source = SourceEntry(line)
self.list.append(source)
f.close()
def save(self,file):
f=open(file,"w")
for source in self.list:
f.write(source.str())
f.close()
# templates for the add dialog
class SourceEntryTemplate(SourceEntry):
def __init__(self,a_type,uri,dist,description,comps):
self.comps = []
self.comps_descriptions = []
self.type = a_type
self.uri = uri
self.dist = dist
self.description = description
self.comps = comps
class SourceCompTemplate:
def __init__(self, name, description, on_by_default):
self.name = name
self.description = description
self.on_by_default = on_by_default
class SourceEntryTemplates:
def __init__(self):
_ = gettext.gettext
self.templates = []
# ubuntu components templates
ubuntu_comps = []
ubuntu_comps.append(SourceCompTemplate("main",_("Officially supported"),True))
ubuntu_comps.append(SourceCompTemplate("restricted",_("Restricted copyright"),True))
ubuntu_comps.append(SourceCompTemplate("universe",_("Community maintained (Universe)"),False))
ubuntu_comps.append(SourceCompTemplate("multiverse",_("Non-free (Multiverse)"),False))
# ubuntu distro
self.templates.append(SourceEntryTemplate("deb",
"http://archive.ubuntu.com/ubuntu/",
"breezy",
"Ubuntu 5.10 \"Breezy Badger\"",
ubuntu_comps ))
self.templates.append(SourceEntryTemplate("deb",
"http://security.ubuntu.com/ubuntu/",
"breezy-security",
_("Ubuntu 5.10 Security Updates"),
ubuntu_comps))
self.templates.append(SourceEntryTemplate("deb",
"http://archive.ubuntu.com/ubuntu/",
"breezy-updates",
_("Ubuntu 5.10 Updates"),
ubuntu_comps))
# matcher class to make a source entry look nice
# lots of predefined matchers to make it i18n/gettext friendly
class SourceEntryMatcher:
class MatchType:
def __init__(self, a_type,a_descr):
self.type = a_type
self.description = a_descr
class MatchDist:
def __init__(self,a_uri,a_dist, a_descr,l_comps, l_comps_descr):
self.uri = a_uri
self.dist = a_dist
self.description = a_descr
self.comps = l_comps
self.comps_descriptions = l_comps_descr
def __init__(self):
_ = gettext.gettext
self.type_list = []
self.type_list.append(self.MatchType("^deb$",_("Binary")))
self.type_list.append(self.MatchType("^deb-src$",_("Source")))
self.dist_list = []
ubuntu_comps = ["^main$","^restricted$","^universe$","^multiverse$"]
ubuntu_comps_descr = [_("Officially supported"),
_("Restricted copyright"),
_("Community maintained (Universe)"),
_("Non-free (Multiverse)")]
# CDs
self.dist_list.append(self.MatchDist("cdrom:\[Ubuntu.*4.10",
".*",
_("CD") +
" Ubuntu 4.10 \"Warty Warthog\"",
ubuntu_comps, ubuntu_comps_descr))
self.dist_list.append(self.MatchDist("cdrom:\[Ubuntu.*5.04",
".*",
_("CD") +
" Ubuntu 5.04 \"Hoary Hedgehog\"",
ubuntu_comps, ubuntu_comps_descr))
self.dist_list.append(self.MatchDist("cdrom:\[Ubuntu.*5.10",
".*",
_("CD") +
" Ubuntu 5.10 \"Breezy Badger\"",
ubuntu_comps, ubuntu_comps_descr))
# URIs
# normal archive
self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu",
"^warty$",
"Ubuntu 4.10 \"Warty Warthog\"",
ubuntu_comps, ubuntu_comps_descr))
self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu",
"^hoary$",
"Ubuntu 5.04 \"Hoary Hedgehog\"",
ubuntu_comps, ubuntu_comps_descr))
self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu",
"^breezy$",
"Ubuntu 5.10 \"Breezy Badger\"",
ubuntu_comps, ubuntu_comps_descr))
# updates
self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu",
"^hoary-updates$",
_("Ubuntu 5.04 Updates"),
ubuntu_comps, ubuntu_comps_descr))
self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu",
"^breezy-updates$",
_("Ubuntu 5.10 Updates"),
ubuntu_comps, ubuntu_comps_descr))
# security
self.dist_list.append(self.MatchDist(".*security.ubuntu.com/ubuntu",
"^warty-security$",
_("Ubuntu 4.10 Security Updates"),
ubuntu_comps, ubuntu_comps_descr))
self.dist_list.append(self.MatchDist(".*security.ubuntu.com/ubuntu",
"^hoary-security$",
_("Ubuntu 5.04 Security Updates"),
ubuntu_comps, ubuntu_comps_descr))
self.dist_list.append(self.MatchDist(".*security.ubuntu.com/ubuntu",
"^breezy-security$",
_("Ubuntu 5.10 Security Updates"),
ubuntu_comps, ubuntu_comps_descr))
# security (normal archive uri)
self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu",
"^warty-security$",
_("Ubuntu 4.10 Security Updates"),
ubuntu_comps, ubuntu_comps_descr))
self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu",
"^hoary-security$",
_("Ubuntu 5.04 Security Updates"),
ubuntu_comps, ubuntu_comps_descr))
self.dist_list.append(self.MatchDist(".*archive.ubuntu.com/ubuntu",
"^breezy-security$",
_("Ubuntu 5.10 Security Updates"),
ubuntu_comps, ubuntu_comps_descr))
# DEBIAN
debian_comps = ["^main$","^contrib$","^non-free$","^non-US$"]
debian_comps_descr = [_("Officially supported"),
_("Contributed software"),
_("Non-free software"),
_("US export restricted software")
]
# dists by name
self.dist_list.append(self.MatchDist(".*debian.org/debian",
"^sarge$",
"Debian 3.1 \"Sarge\"",
debian_comps, debian_comps_descr))
self.dist_list.append(self.MatchDist(".*debian.org/debian",
"^woody$",
"Debian 3.0 \"Woody\"",
debian_comps, debian_comps_descr))
# securtiy
self.dist_list.append(self.MatchDist(".*security.debian.org",
"^stable.*$",
_("Debian Stable Security Updates"),
debian_comps, debian_comps_descr))
# dists by status
self.dist_list.append(self.MatchDist(".*debian.org/debian",
"^stable$",
"Debian Stable",
debian_comps, debian_comps_descr))
self.dist_list.append(self.MatchDist(".*debian.org/debian",
"^testing$",
"Debian Testing",
debian_comps, debian_comps_descr))
self.dist_list.append(self.MatchDist(".*debian.org/debian",
"^unstable$",
"Debian Unstable \"Sid\"",
debian_comps, debian_comps_descr))
# non-us
self.dist_list.append(self.MatchDist(".*debian.org/debian-non-US",
"^stable.*$",
"Debian Non-US (Stable)",
debian_comps, debian_comps_descr))
self.dist_list.append(self.MatchDist(".*debian.org/debian-non-US",
"^testing.*$",
"Debian Non-US (Testing)",
debian_comps, debian_comps_descr))
self.dist_list.append(self.MatchDist(".*debian.org/debian-non-US",
"^unstable.*$",
"Debian Non-US (Unstable)",
debian_comps, debian_comps_descr))
def match(self,source):
_ = gettext.gettext
# some sane defaults first
type_description = source.type
dist_description = source.uri + " " + source.dist
comp_description = ""
for c in source.comps:
comp_description = comp_description + " " + c
for t in self.type_list:
if re.match(t.type, source.type):
type_description = _(t.description)
break
for d in self.dist_list:
#print "'%s'" %source.uri
if re.match(d.uri, source.uri) and re.match(d.dist,source.dist):
dist_description = d.description
comp_description = ""
for c in source.comps:
found = False
for i in range(len(d.comps)):
if re.match(d.comps[i], c):
comp_description = comp_description+"\n"+d.comps_descriptions[i]
found = True
if found == False:
comp_description = comp_description+" "+c
break
return (type_description,dist_description,comp_description)
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