golden hour

/usr/lib/python2.7/site-packages/yum

File/Folder	Size	Actions
Errors.py	4.26 KB
Errors.pyc	9.08 KB
__init__.py	304.17 KB
__init__.pyc	199.58 KB
callbacks.py	5.64 KB
callbacks.pyc	6.23 KB
comps.py	31.59 KB
comps.pyc	26.87 KB
config.py	49.89 KB
config.pyc	48.02 KB
constants.py	4.94 KB
constants.pyc	3.46 KB
depsolve.py	74.05 KB
depsolve.pyc	46.75 KB
drpm.py	12.65 KB
drpm.pyc	10.69 KB
failover.py	5 KB
failover.pyc	5.24 KB
fssnapshots.py	10.16 KB
fssnapshots.pyc	9.75 KB
history.py	61.13 KB
history.pyc	53.31 KB
i18n.py	20.44 KB
i18n.pyc	16.05 KB
igroups.py	9.31 KB
igroups.pyc	10.22 KB
logginglevels.py	7.9 KB
logginglevels.pyc	6.51 KB
mdparser.py	6.26 KB
mdparser.pyc	7.58 KB
metalink.py	9.19 KB
metalink.pyc	8.84 KB
misc.py	39.57 KB
misc.pyc	39.58 KB
packageSack.py	40.79 KB
packageSack.pyc	41.88 KB
packages.py	84.1 KB
packages.pyc	84.51 KB
parser.py	7.97 KB
parser.pyc	6.5 KB
pgpmsg.py	53.5 KB
pgpmsg.pyc	38.27 KB
pkgtag_db.py	4.86 KB
pkgtag_db.pyc	5.06 KB
plugins.py	28.1 KB
plugins.pyc	29.1 KB
repoMDObject.py	11.23 KB
repoMDObject.pyc	9.17 KB
repos.py	16.53 KB
repos.pyc	17.38 KB
rpmsack.py	70.25 KB
rpmsack.pyc	58.36 KB
rpmtrans.py	24.84 KB
rpmtrans.pyc	22.54 KB
sqlitesack.py	69.76 KB
sqlitesack.pyc	53.75 KB
sqlutils.py	6.27 KB
sqlutils.pyc	5.6 KB
transactioninfo.py	33.78 KB
transactioninfo.pyc	30.29 KB
update_md.py	25.9 KB
update_md.pyc	21.72 KB
updateinfo.py	18.29 KB
updateinfo.pyc	16.36 KB
yumRepo.py	83.85 KB
yumRepo.pyc	64.83 KB

Edit: comps.py

#! /usr/bin/python -tt
# 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 Library 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.
# Copyright 2005 Duke University

import types
import sys
from yum.constants import *
from yum.Errors import CompsException
#FIXME - compsexception isn't caught ANYWHERE so it's pointless to raise it
# switch all compsexceptions to grouperrors after api break
import fnmatch
import re
from yum.i18n import to_unicode
from yum.misc import get_my_lang_code
from yum.misc import cElementTree_iterparse as iterparse

lang_attr = '{http://www.w3.org/XML/1998/namespace}lang'

def parse_boolean(strng):
    return BOOLEAN_STATES.get(strng.lower(), False)

def parse_number(strng):
    return int(strng)

class CompsObj(object):
    """ Group/Category helper object. """

# Could be the same as ui_name?
    def __str__(self):
        """ Return the "name" of the object for the C locale. """
        return self.name

@property
    def compsid(self):
        """ Return the "id": categoryid, groupid, environmentid. """

for idT in ('categoryid', 'groupid', 'environmentid'):
            if hasattr(self, idT):
                return getattr(self, idT)

return None

@property
    def ui_name(self):
        """ Return the "name" of the object for the current locale. """
        return self.nameByLang(get_my_lang_code())
    
    @property
    def ui_description(self):
        """ Return the "description" of the object for the current locale. """
        return self.descriptionByLang(get_my_lang_code())

def __cmp__(self, other):
        if other is None:
            return 1

if self.display_order > other.display_order:
            return 1
        if self.display_order < other.display_order:
            return -1

return cmp(self.ui_name, other.ui_name)

def _expand_languages(self, lang):
        import gettext
        languages = [lang]

if 'C' not in languages:
            languages.append('C')
         
        # now normalize and expand the languages
        nelangs = []
        for lang in languages:
            for nelang in gettext._expand_lang(lang):
                if nelang not in nelangs:
                    nelangs.append(nelang)
        return nelangs
        
    def nameByLang(self, lang):

for langcode in self._expand_languages(lang):
            if langcode in self.translated_name:
                return to_unicode(self.translated_name[langcode])

return to_unicode(self.name)

def descriptionByLang(self, lang):
        for langcode in self._expand_languages(lang):
            if langcode in self.translated_description:
                return to_unicode(self.translated_description[langcode])
        return to_unicode(self.description)

class Group(CompsObj):
    """ Group object parsed from group data in each repo. and merged. """

def __init__(self, elem=None):
        self.user_visible = True
        self.default = False
        self.selected = False
        self.name = ""
        self.description = ""
        self.translated_name = {}
        self.translated_description = {}
        self.mandatory_packages = {}
        self.optional_packages = {}
        self.default_packages = {}
        self.conditional_packages = {}
        self.langonly = None
        self.groupid = None
        self.display_order = 1024
        self.installed = False
        self.toremove = False

self._weak = False

if elem:
            self.parse(elem)

def _packageiter(self):
        # Gah, FIXME: real iterator/class
        lst = self.mandatory_packages.keys() + \
              self.optional_packages.keys() + \
              self.default_packages.keys() + \
              self.conditional_packages.keys()

return lst

packages = property(_packageiter)

def parse(self, elem):
        for child in elem:

if child.tag == 'id':
                myid = child.text
                if self.groupid is not None:
                    raise CompsException
                self.groupid = myid
            
            elif child.tag == 'name':
                text = child.text
                if text:
                    text = text.encode('utf8')
                
                lang = child.attrib.get(lang_attr)
                if lang:
                    self.translated_name[lang] = text
                else:
                    self.name = text
    
    
            elif child.tag == 'description':
                text = child.text
                if text:
                    text = text.encode('utf8')
                    
                lang = child.attrib.get(lang_attr)
                if lang:
                    self.translated_description[lang] = text
                else:
                    if text:
                        self.description = text
    
            elif child.tag == 'uservisible':
                self.user_visible = parse_boolean(child.text)
    
            elif child.tag == 'display_order':
                self.display_order = parse_number(child.text)

elif child.tag == 'default':
                self.default = parse_boolean(child.text)
    
            elif child.tag in ['langonly', 'lang_only']: 
                text = child.text
                if self.langonly is not None:
                    raise CompsException
                self.langonly = text
    
            elif child.tag == 'packagelist':
                self.parse_package_list(child)
    
    def parse_package_list(self, packagelist_elem):
        for child in packagelist_elem:
            if child.tag == 'packagereq':
                genre = child.attrib.get('type')
                if not genre:
                    genre = u'mandatory'

if genre not in ('mandatory', 'default', 'optional', 'conditional'):
                    # just ignore bad package lines
                    continue

package = child.text
                if not package:
                    #  Ignore this too, or we end up doing:
                    # .searchNevra(name=None)
                    continue
                if genre == 'mandatory':
                    self.mandatory_packages[package] = 1
                elif genre == 'default':
                    self.default_packages[package] = 1
                elif genre == 'optional':
                    self.optional_packages[package] = 1
                elif genre == 'conditional':
                    self.conditional_packages[package] = child.attrib.get('requires')

def add(self, obj):
        """Add another group object to this object"""
    
        # we only need package lists and any translation that we don't already
        # have
        
        for pkg in obj.mandatory_packages:
            self.mandatory_packages[pkg] = 1
        for pkg in obj.default_packages:
            self.default_packages[pkg] = 1
        for pkg in obj.optional_packages:
            self.optional_packages[pkg] = 1
        for pkg in obj.conditional_packages:
            self.conditional_packages[pkg] = obj.conditional_packages[pkg]
        
        # Handle cases where a comps.xml without name & decription tags
        # has been setup first, so the name & decription for this object is blank.
            
        
        if self.name == '' and obj.name != '':
            self.name = obj.name

if self.description == '' and obj.description != '':
            self.description = obj.description
            
        # name and description translations
        for lang in obj.translated_name:
            if lang not in self.translated_name:
                self.translated_name[lang] = obj.translated_name[lang]
        
        for lang in obj.translated_description:
            if lang not in self.translated_description:
                self.translated_description[lang] = obj.translated_description[lang]
        
    def xml(self):
        """write out an xml stanza for the group object"""
        msg ="""        
  <group>
   <id>%s</id>
   <default>%s</default>
   <uservisible>%s</uservisible>
   <display_order>%s</display_order>\n""" % (self.groupid, str(self.default).lower(), 
                                  str(self.user_visible).lower(), self.display_order)
   
        if self.langonly:
            msg += """   <langonly>%s</langonly>""" % self.langonly
            
        msg +="""   <name>%s</name>\n""" % self.name
        for (lang, val) in sorted(self.translated_name.items()):
            msg += """   <name xml:lang="%s">%s</name>\n""" % (lang, val)
        
        msg += """   <description>%s</description>\n""" % self.description
        for (lang, val) in sorted(self.translated_description.items()):
            msg += """   <description xml:lang="%s">%s</description>\n""" % (lang, val)

msg += """    <packagelist>\n"""
        for pkg in sorted(self.mandatory_packages):
            msg += """      <packagereq type="mandatory">%s</packagereq>\n""" % pkg
        for pkg in sorted(self.default_packages):
            msg += """      <packagereq type="default">%s</packagereq>\n""" % pkg
        for pkg in sorted(self.optional_packages):
            msg += """      <packagereq type="optional">%s</packagereq>\n""" % pkg
        for (pkg, req) in sorted(self.conditional_packages.items()):
            msg += """      <packagereq type="conditional" requires="%s">%s</packagereq>\n""" % (req, pkg)
        msg += """    </packagelist>\n"""
        msg += """  </group>"""

return msg

class Environment(CompsObj):
    """ Environment object parsed from group data in each repo, and merged """

def __init__(self, elem=None):
        self.name = ""
        self.environmentid = None
        self.description = ""
        self.translated_name = {}
        self.translated_description = {}
        self.display_order = 1024
        self.langonly = None
        self.installed = False
        self._groups = {}
        self._options = {}
        self._defaultoptions = {}

self._weak = False

if elem:
            self.parse(elem)

def _allgroupiter(self):
        lst = self._groups.keys() + \
              self._options.keys()
        return lst

allgroups = property(_allgroupiter)

def _groupiter(self):
        return self._groups.keys()

groups = property(_groupiter)

def _optioniter(self):
        return self._options.keys()

options = property(_optioniter)

def _defaultoptioniter(self):
        return self._defaultoptions.keys()

defaultoptions = property(_defaultoptioniter)

def parse(self, elem):
        for child in elem:
            if child.tag == 'id':
                myid = child.text
                if self.environmentid is not None:
                    raise CompsException
                self.environmentid = myid

elif child.tag == 'name':
                text = child.text
                if text:
                    text = text.encode('utf8')

lang = child.attrib.get(lang_attr)
                if lang:
                    self.translated_name[lang] = text
                else:
                    self.name = text

elif child.tag == 'description':
                text = child.text
                if text:
                    text = text.encode('utf8')

lang = child.attrib.get(lang_attr)
                if lang:
                    self.translated_description[lang] = text
                else:
                    self.description = text

elif child.tag == 'grouplist':
                self.parse_group_list(child)

elif child.tag == 'optionlist':
                self.parse_option_list(child)

elif child.tag == 'display_order':
                self.display_order = parse_number(child.text)

def parse_group_list(self, grouplist_elem):
        for child in grouplist_elem:
            if child.tag == 'groupid':
                groupid = child.text
                self._groups[groupid] = 1

def parse_option_list(self, optionlist_elem):
        for child in optionlist_elem:
            if child.tag == 'groupid':
                optionid = child.text
                self._options[optionid] = 1
                defopt = child.attrib.get('default')
                if defopt:
                    default = parse_boolean(defopt)
                else:
                    default = False
                if default:
                    self._defaultoptions[optionid] = 1

def add(self, obj):
        """Add another environment object to this object"""

for grp in obj.groups:
            self._groups[grp] = 1

for grp in obj.defaultoptions:
            self._defaultoptions[grp] = 1

for grp in obj.options:
            self._options[grp] = 1

# name and description translations
        for lang in obj.translated_name:
            if lang not in self.translated_name:
                self.translated_name[lang] = obj.translated_name[lang]

for lang in obj.translated_description:
            if lang not in self.translated_description:
                self.translated_description[lang] = obj.translated_description[lang]

def xml(self):
        """write out an xml stanza for the environment object"""
        msg ="""
  <environment>
   <id>%s</id>
   <display_order>%s</display_order>\n""" % (self.environmentid, self.display_order)

msg +="""   <name>%s</name>\n""" % self.name
        for (lang, val) in self.translated_name.items():
            msg += """   <name xml:lang="%s">%s</name>\n""" % (lang, val)

msg += """   <description>%s</description>\n""" % self.description
        for (lang, val) in self.translated_description.items():
            msg += """    <description xml:lang="%s">%s</description>\n""" % (lang, val)

msg += """    <grouplist>\n"""
        for grp in self.groups:
            msg += """     <groupid>%s</groupid>\n""" % grp
        msg += """    </grouplist>\n"""
        msg += """    <optionlist>\n"""
        for grp in self.options:
            if grp in self.defaultoptions:
                msg += """     <groupid default="true">%s</groupid>\n""" % grp
            else:
                msg += """     <groupid>%s</groupid>\n""" % grp
        msg += """    </optionlist>\n"""
        msg += """  </environment>\n"""

return msg

class Category(CompsObj):
    """ Category object parsed from group data in each repo. and merged. """

def __init__(self, elem=None):
        self.name = ""
        self.categoryid = None
        self.description = ""
        self.translated_name = {}
        self.translated_description = {}
        self.display_order = 1024
        self._groups = {}

if elem:
            self.parse(elem)
            
    def _groupiter(self):
        return self._groups.keys()
    
    groups = property(_groupiter)
    
    def parse(self, elem):
        for child in elem:
            if child.tag == 'id':
                myid = child.text
                if self.categoryid is not None:
                    raise CompsException
                self.categoryid = myid

elif child.tag == 'name':
                text = child.text
                if text:
                    text = text.encode('utf8')
                    
                lang = child.attrib.get(lang_attr)
                if lang:
                    self.translated_name[lang] = text
                else:
                    self.name = text
    
            elif child.tag == 'description':
                text = child.text
                if text:
                    text = text.encode('utf8')
                    
                lang = child.attrib.get(lang_attr)
                if lang:
                    self.translated_description[lang] = text
                else:
                    self.description = text
            
            elif child.tag == 'grouplist':
                self.parse_group_list(child)

elif child.tag == 'display_order':
                self.display_order = parse_number(child.text)

def parse_group_list(self, grouplist_elem):
        for child in grouplist_elem:
            if child.tag == 'groupid':
                groupid = child.text
                self._groups[groupid] = 1

def add(self, obj):
        """Add another category object to this object"""
    
        for grp in obj.groups:
            self._groups[grp] = 1
        
        # name and description translations
        for lang in obj.translated_name:
            if lang not in self.translated_name:
                self.translated_name[lang] = obj.translated_name[lang]
        
        for lang in obj.translated_description:
            if lang not in self.translated_description:
                self.translated_description[lang] = obj.translated_description[lang]

def xml(self):
        """write out an xml stanza for the category object"""
        msg ="""        
  <category>
   <id>%s</id>
   <display_order>%s</display_order>\n""" % (self.categoryid, self.display_order)
   
        msg +="""   <name>%s</name>\n""" % self.name
        for (lang, val) in self.translated_name.items():
            msg += """   <name xml:lang="%s">%s</name>\n""" % (lang, val)
        
        msg += """   <description>%s</description>\n""" % self.description
        for (lang, val) in self.translated_description.items():
            msg += """    <description xml:lang="%s">%s</description>\n""" % (lang, val)

msg += """    <grouplist>\n"""
        for grp in self.groups:
            msg += """     <groupid>%s</groupid>\n""" % grp
        msg += """    </grouplist>\n"""
        msg += """  </category>\n"""

return msg

class Langpacks(CompsObj):
    def __init__(self, elem=None):
        self.langpacks = []
        self.name = "" # prevent CompsObj.__str__() throwing an AttributeError
        if elem is not None:
            self.parse(elem)

def __getitem__(self, indx):
        return self.langpacks[indx]

def __iter__(self):
        for i in self.langpacks:
            yield i

def __len__(self):
        return len(self.langpacks)

def add(self, name, install):
        langpack = {
            "name": name,
            "install": install,
        }
        self.langpacks.append(langpack)

def parse(self, elem):
        for child in elem:
            if child.tag == "match":
                langpack = {
                    "name": child.attrib.get("name"),
                    "install": child.attrib.get("install"),
                }
                self.langpacks.append(langpack)
            else:
                raise CompsException("Unexpected element in <langpacks>: %s" % child.tag)

self.name = elem.attrib.get("name")
        self.install = elem.attrib.get("install")

def xml(self):
        """write out an xml stanza for the Langpacks object"""
        if not self.langpacks:
            return ''
        msg  = '  <langpacks>\n'
        for i in self:
            msg += '    <match name="%s" install="%s"/>\n' % (i["name"], i["install"])
        msg += '  </langpacks>\n'
        return msg

class Comps(object):
    def __init__(self, overwrite_groups=False):
        self._groups = {}
        self._environments = {}
        self._categories = {}
        self._langpacks = Langpacks()
        self.compscount = 0
        self.overwrite_groups = overwrite_groups
        self.compiled = False # have groups been compiled into avail/installed 
                              # lists, yet.

def get_groups(self):
        grps = self._groups.values()
        grps.sort(key=lambda x: (x.display_order, x.name))
        return grps

def get_environments(self):
        environments = self._environments.values()
        environments.sort(key=lambda x: (x.display_order, x.name))
        return environments

def get_categories(self):
        cats = self._categories.values()
        cats.sort(key=lambda x: (x.display_order, x.name))
        return cats

def get_langpacks(self):
        return self._langpacks
    
    groups = property(get_groups)
    environments = property(get_environments)
    categories = property(get_categories)
    langpacks = property(get_langpacks)
    
    def has_group(self, grpid):
        exists = self.return_groups(grpid)
            
        if exists:
            return True
            
        return False
    
    def return_group(self, grpid):
        """Return the first group which matches"""
        grps = self.return_groups(grpid)
        if grps:
            return grps[0]

return None

def return_groups(self, group_pattern, case_sensitive=False):
        """return all groups which match either by glob or exact match"""
        returns = {}

if not group_pattern:
            return []

for item in group_pattern.split(','):
            item = item.strip()
            if item in self._groups:
                thisgroup = self._groups[item]
                returns[thisgroup.groupid] = thisgroup
                continue
            
            if case_sensitive:
                match = re.compile(fnmatch.translate(item)).match
            else:
                match = re.compile(fnmatch.translate(item), flags=re.I).match

done = False
            for group in self.groups:
                for name in group.name, group.groupid, group.ui_name:
                    if match(name):
                        done = True
                        returns[group.groupid] = group
                        break
            if done:
                continue

# If we didn't match to anything in the current locale, try others
            for group in self.groups:
                for name in group.translated_name.values():
                    if match(name):
                        returns[group.groupid] = group
                        break

return returns.values()

def has_environment(self, environmentid):
        exists = self.return_environments(environmentid)

if exists:
            return True

return False

def return_environment(self, environmentid):
        """Return the first group which matches"""
        environments = self.return_environments(environmentid)
        if environments:
            return environments[0]

return None

def return_environments(self, env_pattern, case_sensitive=False):
        """return all environments which match either by glob or exact match"""
        returns = {}

if not env_pattern:
            return []

for item in env_pattern.split(','):
            item = item.strip()
            if item in self._environments:
                env = self._environments[item]
                returns[env.environmentid] = env
                continue

if case_sensitive:
                match = re.compile(fnmatch.translate(item)).match
            else:
                match = re.compile(fnmatch.translate(item), flags=re.I).match

done = False
            for env in self.environments:
                for name in env.name, env.environmentid, env.ui_name:
                    if match(name):
                        done = True
                        returns[env.environmentid] = env
                        break
            if done:
                continue

# If we didn't match to anything in the current locale, try others
            for env in self.environments:
                for name in env.translated_name.values():
                    if match(name):
                        returns[env.environmentid] = env
                        break

return returns.values()

#  This is close to returnPackages() etc. API ... need to std. these names
    # the above return_groups uses different, but equal, API.
    def return_categories(self, pattern, ignore_case=True):
        """return all categories which match either by glob or exact match"""
        returns = {}

for item in pattern.split(','):
            item = item.strip()
            if item in self._categories:
                cat = self._categories[item]
                returns[cat.categoryid] = cat
                continue

if not ignore_case:
                match = re.compile(fnmatch.translate(item)).match
            else:
                match = re.compile(fnmatch.translate(item), flags=re.I).match

done = False
            for cat in self.categories:
                for name in cat.name, cat.categoryid, cat.ui_name:
                    if match(name):
                        done = True
                        returns[cat.categoryid] = cat
                        break
            if done:
                continue

for cat in self.categories:
                for name in cat.translated_name.values():
                    if match(name):
                        returns[cat.categoryid] = cat
                        break

return returns.values()

def add_group(self, group):
        if group.groupid in self._groups:
            thatgroup = self._groups[group.groupid]
            if thatgroup._weak:
                # If what we had was weak, use this one and merge the weak one.
                tmp = group
                group = thatgroup
                thatgroup = self._groups[group.groupid] = tmp
            thatgroup.add(group)
        else:
            self._groups[group.groupid] = group

def add_environment(self, environment):
        if environment.environmentid in self._environments:
            env = self._environments[environment.environmentid]
            if env._weak:
                # If what we had was weak, use this one and merge the weak one.
                tmp = environment
                environment = env
                env = self._environments[environment.environmentid] = tmp
            env.add(environment)
        else:
            self._environments[environment.environmentid] = environment

def add_category(self, category):
        if category.categoryid in self._categories:
            thatcat = self._categories[category.categoryid]
            thatcat.add(category)
        else:
            self._categories[category.categoryid] = category

def add_langpack(self, name, install):
        self._langpacks.add(name, install)

def add(self, srcfile = None):
        if not srcfile:
            raise CompsException
            
        if type(srcfile) in types.StringTypes:
            # srcfile is a filename string
            try:
                infile = open(srcfile, 'rt')
            except IOError, e:
                raise CompsException, 'open(%s): #%u %s' % (srcfile, e.errno, e.strerror)
        else:
            # srcfile is a file object
            infile = srcfile
        
        self.compscount += 1
        self.compiled = False
        
        parser = iterparse(infile)
        try:
            for event, elem in parser:
                if elem.tag == "group":
                    group = Group(elem)
                    self.add_group(group)
                if elem.tag == "environment":
                    environment = Environment(elem)
                    self.add_environment(environment)
                if elem.tag == "category":
                    category = Category(elem)
                    self.add_category(category)
                if elem.tag == "langpacks":
                    self._langpacks.parse(elem)
        except SyntaxError, e:
            raise CompsException, "comps file is empty/damaged"
            
        del parser
        
    def compile(self, pkgtuplist):
        """ compile the groups into installed/available groups """
        
        # convert the tuple list to a simple dict of pkgnames
        inst_pkg_names = {}
        for (n,a,e,v,r) in pkgtuplist:
            inst_pkg_names[n] = 1

for group in self.groups:
            # if there are mandatory packages in the group, then make sure
            # they're all installed.  if any are missing, then the group
            # isn't installed.
            if len(group.mandatory_packages) > 0:
                group.installed = True
                for pkgname in group.mandatory_packages:
                    if pkgname not in inst_pkg_names:
                        group.installed = False
                        break
            # if it doesn't have any of those then see if it has ANY of the
            # optional/default packages installed.
            # If so - then the group is installed
            else:
                check_pkgs = group.optional_packages.keys() + group.default_packages.keys() + group.conditional_packages.keys()
                group.installed = False
                for pkgname in check_pkgs:
                    if pkgname in inst_pkg_names:
                        group.installed = True
                        break

# Now do basically the same thing for evgroups.
        inst_grp_names = {}
        for group in self.groups:
            inst_grp_names[group.groupid] = group.installed
        for evgroup in self.environments:
            if evgroup.groups:
                evgroup.installed = True
                for grpname in evgroup.groups:
                    if not inst_grp_names.get(grpname):
                        evgroup.installed = False
                        break
            else:
                evgroup.installed = False
                for grpname in evgroup.options:
                    if grpname in inst_grp_names:
                        evgroup.installed = True
                        break
        
        self.compiled = True
    
    def xml(self):
        """returns the xml of the comps files in this class, merged"""

if not self._groups and not self._categories and \
            not self._environments and not len(self._langpacks):
            return ""
            
        msg = """<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE comps PUBLIC "-//Red Hat, Inc.//DTD Comps info//EN" "comps.dtd">
<comps>
""" 
 
        for g in self.get_groups():
            msg += g.xml()
        for c in self.get_categories():
            msg += c.xml()
        for e in self.get_environments():
            msg += e.xml()
        msg += self.get_langpacks().xml()
        msg += """\n</comps>\n"""
        
        return msg
            
        
        
def main():

try:
        print sys.argv[1]
        p = Comps()
        for srcfile in sys.argv[1:]:
            p.add(srcfile)

print
        print "===== GROUPS ====="
        for group in p.groups:
            print "%s (id: %s)" % (group, group.groupid)
            for pkg in group.packages:
                print '  ' + pkg

print
        print "===== ENVIRONMENTS ====="
        for environment in p.environments:
            print "%s (id: %s)" % (environment.name, environment.environmentid)
            for group in environment.groups:
                print '  ' + group
            for group in environment.options:
                print '  *' + group

print
        print "===== CATEGORIES ====="
        for category in p.categories:
            print "%s (id: %s)" % (category.name, category.categoryid)
            for group in category.groups:
                print '  ' + group

print
        print "===== LANGPACKS ====="
        for langpack in p.langpacks:
            print '  %s (%s)' % (langpack["name"], langpack["install"])

except IOError:
        print >> sys.stderr, "newcomps.py: No such file:\'%s\'" % sys.argv[1]
        sys.exit(1)
        
if __name__ == '__main__':
    main()