class PackageDB(object):
"""PackageDB class provides an interface to the package database
using shelf objects"""
def __init__(self):
self.d = ItemByRepoDB('package')
self.dr = ItemByRepoDB('revdep')
def close(self):
self.d.close()
self.dr.close()
def destroy(self):
self.d.destroy()
self.dr.destroy()
def has_package(self, name, repo=None, txn=None):
return self.d.has_key(name, repo, txn=txn)
def get_package(self, name, repo=None, txn=None):
try:
return self.d.get_item(name, repo, txn=txn)
except pisi.itembyrepodb.NotfoundError, e:
raise Error(_('Package %s not found') % name)
class PackageDB(object):
"""PackageDB class provides an interface to the package database
using shelf objects"""
def __init__(self):
self.d = ItemByRepoDB('package')
self.dr = ItemByRepoDB('revdep')
def close(self):
self.d.close()
self.dr.close()
def destroy(self):
self.d.destroy()
self.dr.destroy()
def has_package(self, name, repo=None, txn = None):
return self.d.has_key(name, repo, txn=txn)
def get_package(self, name, repo=None, txn = None):
try:
return self.d.get_item(name, repo, txn=txn)
except pisi.itembyrepodb.NotfoundError, e:
raise Error(_('Package %s not found') % name)
class SourceDB(object):
def __init__(self):
self.d = ItemByRepoDB("source")
self.dpkgtosrc = ItemByRepoDB("pkgtosrc")
def close(self):
self.d.close()
self.dpkgtosrc.close()
def list(self):
return self.d.list()
def has_spec(self, name, repo=None, txn=None):
return self.d.has_key(name, repo, txn)
def get_spec(self, name, repo=None, txn=None):
try:
return self.d.get_item(name, repo, txn)
except pisi.itembyrepodb.NotfoundError, e:
raise NotfoundError(_("Source package %s not found") % name)
class SourceDB(object):
def __init__(self):
self.d = ItemByRepoDB('source')
self.dpkgtosrc = ItemByRepoDB('pkgtosrc')
def close(self):
self.d.close()
self.dpkgtosrc.close()
def list(self):
return self.d.list()
def has_spec(self, name, repo=None, txn=None):
return self.d.has_key(name, repo, txn)
def get_spec(self, name, repo=None, txn = None):
try:
return self.d.get_item(name, repo, txn)
except pisi.itembyrepodb.NotfoundError, e:
raise NotfoundError(_("Source package %s not found") % name)
class ComponentDB(object):
"""a database of components"""
def __init__(self):
self.d = ItemByRepoDB('component')
def close(self):
self.d.close()
def destroy(self):
self.d.destroy()
def has_component(self, name, repo = pisi.itembyrepodb.repos, txn = None):
name = str(name)
return self.d.has_key(name, repo, txn)
def get_component(self, name, repo=None, txn = None):
try:
return self.d.get_item(name, repo, txn=txn)
except pisi.itembyrepodb.NotfoundError, e:
raise Error(_('Component %s not found') % name)
class ComponentDB(object):
"""a database of components"""
#FIXME: we might need a database per repo in the future
def __init__(self):
self.d = ItemByRepoDB('component')
def close(self):
self.d.close()
def destroy(self):
self.d.destroy()
def has_component(self, name, repo = pisi.itembyrepodb.repos, txn = None):
#name = shelve.LockedDBShelf.encodekey(name)
name = str(name)
return self.d.has_key(name, repo, txn)
def get_component(self, name, repo=None, txn = None):
try:
return self.d.get_item(name, repo, txn=txn)
except pisi.itembyrepodb.NotfoundError, e:
raise Error(_('Component %s not found') % name)
class ComponentDB(object):
"""a database of components"""
#FIXME: we might need a database per repo in the future
def __init__(self):
self.d = ItemByRepoDB('component')
def close(self):
self.d.close()
def destroy(self):
self.d.destroy()
def has_component(self, name, repo=pisi.itembyrepodb.repos, txn=None):
#name = shelve.LockedDBShelf.encodekey(name)
name = str(name)
return self.d.has_key(name, repo, txn)
def get_component(self, name, repo=None, txn=None):
try:
return self.d.get_item(name, repo, txn=txn)
except pisi.itembyrepodb.NotfoundError, e:
raise Error(_('Component %s not found') % name)
def __init__(self):
self.d = ItemByRepoDB('source')
self.dpkgtosrc = ItemByRepoDB('pkgtosrc')
def __init__(self):
self.d = ItemByRepoDB("package")
self.dr = ItemByRepoDB("revdep")
def __init__(self, id, lang):
self.d = ItemByRepoDB('ii-%s-%s' % (id, lang))
def __init__(self):
self.d = ItemByRepoDB('package')
self.dr = ItemByRepoDB('revdep')
def __init__(self):
self.d = ItemByRepoDB("source")
self.dpkgtosrc = ItemByRepoDB("pkgtosrc")
def __init__(self, id, lang):
self.d = ItemByRepoDB('ii-%s-%s' % (id, lang))
class InvertedIndex(object):
"""a database of term -> set of documents"""
def __init__(self, id, lang):
self.d = ItemByRepoDB('ii-%s-%s' % (id, lang))
def close(self):
self.d.close()
def has_term(self, term, repo=None, txn=None):
return self.d.has_key(shelve.LockedDBShelf.encodekey(term),
repo=repo,
txn=txn)
def get_term(self, term, repo=None, txn=None):
"""get set of doc ids given term"""
term = shelve.LockedDBShelf.encodekey(term)
def proc(txn):
if not self.has_term(term, repo=repo, txn=txn):
return set()
return self.d.get_item(term, repo=repo, txn=txn)
return self.d.txn_proc(proc, txn)
def get_union_term(self, name, txn=None, repo=itembyrepodb.repos):
"""get a union of all repository terms, not just the first repo in order.
get only basic repo info from the first repo"""
name = shelve.LockedDBShelf.encodekey(name)
def proc(txn):
terms = set()
if self.d.d.has_key(name):
s = self.d.d.get(name, txn=txn)
for repostr in self.d.order(repo=repo):
if s.has_key(repostr):
terms |= s[repostr]
return terms
return self.d.txn_proc(proc, txn)
def query(self, terms, repo=None, txn=None):
def proc(txn):
docs = [self.get_union_term(x, repo=repo, txn=txn) for x in terms]
if docs:
return reduce(lambda x, y: x.intersection(y), docs)
else:
return set()
return self.d.txn_proc(proc, txn)
def list_terms(self, repo=None, txn=None):
return self.d.list(f, repo=repo, txn=txn)
def add_doc(self, doc, terms, repo=None, txn=None):
def f(txn):
for term_i in terms:
term_i = shelve.LockedDBShelf.encodekey(term_i)
term_i_docs = self.get_term(term_i, repo=repo, txn=txn)
term_i_docs.add(doc)
self.d.add_item(term_i, term_i_docs, repo=repo,
txn=txn) # update
return self.d.txn_proc(f, txn)
def remove_doc(self, doc, terms, repo=None, txn=None):
def f(txn):
for term_i in terms:
term_i = shelve.LockedDBShelf.encodekey(term_i)
term_i_docs = self.get_term(term_i, repo=repo, txn=txn)
if doc in term_i_docs:
term_i_docs.remove(doc)
self.d.add_item(term_i, term_i_docs, repo=repo,
txn=txn) # update
return self.d.txn_proc(f, txn)
def __init__(self):
self.d = ItemByRepoDB('package')
self.dr = ItemByRepoDB('revdep')
def __init__(self):
self.d = ItemByRepoDB('source')
self.dpkgtosrc = ItemByRepoDB('pkgtosrc')
def __init__(self):
self.d = ItemByRepoDB('component')
def __init__(self):
self.d = ItemByRepoDB('component')
class InvertedIndex(object):
"""a database of term -> set of documents"""
def __init__(self, id, lang):
self.d = ItemByRepoDB('ii-%s-%s' % (id, lang))
def close(self):
self.d.close()
def has_term(self, term, repo = None, txn = None):
return self.d.has_key(shelve.LockedDBShelf.encodekey(term), repo=repo,txn=txn)
def get_term(self, term, repo = None, txn = None):
"""get set of doc ids given term"""
term = shelve.LockedDBShelf.encodekey(term)
def proc(txn):
if not self.has_term(term, repo=repo, txn=txn):
return set()
return self.d.get_item(term, repo=repo, txn=txn)
return self.d.txn_proc(proc, txn)
def get_union_term(self, name, txn = None, repo = itembyrepodb.repos ):
"""get a union of all repository terms, not just the first repo in order.
get only basic repo info from the first repo"""
name = shelve.LockedDBShelf.encodekey(name)
def proc(txn):
terms= set()
if self.d.d.has_key(name):
s = self.d.d.get(name, txn=txn)
for repostr in self.d.order(repo = repo):
if s.has_key(repostr):
terms |= s[repostr]
return terms
return self.d.txn_proc(proc, txn)
def query(self, terms, repo = None, txn = None):
def proc(txn):
docs = [ self.get_union_term(x, repo=repo, txn=txn) for x in terms ]
if docs:
return reduce(lambda x,y: x.intersection(y), docs)
else:
return set()
return self.d.txn_proc(proc, txn)
def list_terms(self, repo = None, txn= None):
return self.d.list(f, repo=repo, txn=txn)
def add_doc(self, doc, terms, repo = None, txn = None):
def f(txn):
for term_i in terms:
term_i = shelve.LockedDBShelf.encodekey(term_i)
term_i_docs = self.get_term(term_i, repo=repo, txn=txn)
term_i_docs.add(doc)
self.d.add_item(term_i, term_i_docs, repo=repo, txn=txn) # update
return self.d.txn_proc(f, txn)
def remove_doc(self, doc, terms,repo=None, txn=None):
def f(txn):
for term_i in terms:
term_i = shelve.LockedDBShelf.encodekey(term_i)
term_i_docs = self.get_term(term_i,repo=repo, txn=txn)
if doc in term_i_docs:
term_i_docs.remove(doc)
self.d.add_item(term_i, term_i_docs, repo=repo, txn=txn) # update
return self.d.txn_proc(f, txn)
