This is not bright, we don't tag files in here. Use repos!
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Barış Metin
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# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2005, TUBITAK/UEKAE
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free
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# Software Foundation; either version 2 of the License, or (at your option)
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# any later version.
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#
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# Please read the COPYING file.
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#
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# package database
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# interface for update/query to local package repository
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# Authors: Eray Ozkural <eray@pardus.org.tr>
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# Baris Metin <baris@pardus.org.tr>
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# we basically store everything in MetaData
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# yes, we are cheap
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import os
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import fcntl
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import types
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import gettext
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__trans = gettext.translation('pisi', fallback=True)
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_ = __trans.ugettext
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import pisi
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import pisi.util as util
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import pisi.context as ctx
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import pisi.lockeddbshelve as shelve
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from pisi.itembyrepodb import ItemByRepoDB
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import pisi.itembyrepodb as itembyrepodb
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from pisi.metadata import MetaData
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class Error(pisi.Error):
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pass
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class NotfoundError(pisi.Error):
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def __init__(self, pkg):
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pisi.Error.__init__("Package %s not found" % pkg)
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self.pkg = pkg
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class PackageDB(object):
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"""PackageDB class provides an interface to the package database
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using shelf objects"""
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def __init__(self):
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self.d = ItemByRepoDB('package')
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self.dr = ItemByRepoDB('revdep')
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def close(self):
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self.d.close()
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self.dr.close()
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def destroy(self):
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self.d.destroy()
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self.dr.destroy()
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def has_metadata(self, name, repo=None, txn = None):
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return self.d.has_key(name, repo, txn=txn)
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def has_package(self, name, repo=None, txn = None):
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return self.d.has_key(name, repo, txn=txn)
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def get_metadata(self, name, repo=None, txn = None):
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try:
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return self.d.get_item(name, repo, txn=txn)
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except pisi.itembyrepodb.NotfoundError, e:
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raise Error(_('Package %s not found') % name)
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def get_package(self, name, repo=None, txn = None):
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return self.get_metadata(name, repo, txn).package
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def get_metadata_repo(self, name, repo=None, txn = None):
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return self.d.get_item_repo(name, repo, txn=txn)
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def get_package_repo(self, name, repo=None, txn = None):
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metadata, repo = self.get_metadata_repo(name, repo, txn=txn)
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return metadata.package, repo
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def which_repo(self, name, txn = None):
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return self.d.which_repo(name, txn=txn)
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def get_rev_deps(self, name, repo = None, txn = None):
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if self.dr.has_key(name, repo, txn=txn):
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return self.dr.get_item(name, repo, txn=txn)
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else:
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return []
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def list_metadatas(self, repo=None, show_tracking=False):
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return self.d.list(repo, show_tracking=show_tracking)
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def list_packages(self, repo=None, show_tracking=False):
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return self.list_metadatas(repo, show_tracking)
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def add_metadata(self, metadata, repo, txn = None):
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package_info = metadata.package
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name = str(package_info.name)
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def proc(txn):
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self.d.add_item(name, metadata, repo, txn)
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for dep in package_info.runtimeDependencies():
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dep_name = str(dep.package)
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if self.dr.has_key(dep_name, None, txn):
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revdep = self.dr.get_item(dep_name, None, txn)
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revdep = filter(lambda (n,d):n!=name, revdep)
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revdep.append( (name, dep) )
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self.dr.add_item(dep_name, revdep, repo, txn)
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else:
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self.dr.add_item(dep_name, [ (name, dep) ], repo, txn)
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# add component
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ctx.componentdb.add_package(package_info.partOf, package_info.name, txn)
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# index summary and description
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for (lang, doc) in package_info.summary.iteritems():
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if lang in ['en', 'tr']:
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pisi.search.add_doc('summary', lang, package_info.name, doc, txn)
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for (lang, doc) in package_info.description.iteritems():
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if lang in ['en', 'tr']:
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pisi.search.add_doc('description', lang, package_info.name, doc, txn)
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ctx.txn_proc(proc, txn)
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def add_package(self, package_info, repo, txn = None):
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metadata = MetaData()
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metadata.package = package_info
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self.add_metadata(metadata, repo, txn)
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def clear(self, txn = None):
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self.d.clear()
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self.dr.clear()
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def remove_metadata(self, name, repo = None, txn = None):
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name = str(name)
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def proc(txn):
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metadata = self.d.get_item(name, repo, txn=txn)
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package_info = metadata.package
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self.d.remove_item(name, repo, txn=txn)
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if self.dr.has_key(name, repo, txn=txn):
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self.dr.remove_item(name, repo, txn=txn)
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#WORKAROUND: do not remove component if it is not in repo
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if type(repo)==types.StringType:
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ctx.componentdb.remove_package(package_info.partOf, package_info.name, txn)
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self.d.txn_proc(proc, txn)
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def remove_package(self, name, repo = None, txn = None):
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return self.remove_metadata(name, repo, txn)
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def remove_repo(self, repo, txn = None):
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def proc(txn):
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self.d.remove_repo(repo, txn=txn)
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self.dr.remove_repo(repo, txn=txn)
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self.d.txn_proc(proc, txn)
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pkgdb = None
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def remove_tracking_package(name, txn = None):
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# remove the guy from the tracking databases
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if pkgdb.has_package(name, itembyrepodb.installed, txn=txn):
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pkgdb.remove_package(name, itembyrepodb.installed, txn=txn)
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if pkgdb.has_package(name, itembyrepodb.thirdparty, txn=txn):
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pkgdb.remove_package(name, itembyrepodb.thirdparty, txn=txn)
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def init_db():
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global pkgdb
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pkgdb = PackageDB()
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return pkgdb
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def finalize_db():
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global pkgdb
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if pkgdb:
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pkgdb.close()
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