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from pysqlite2 import dbapi2 as sqlite
import Conf
import os
import errno
import patchtracker.SourceArchive as SourceArchive
def srcpkg_factory(cursor, row):
d = {}
for idx, col in enumerate(cursor.description):
d[col[0]] = row[idx]
info = {}
info['Files'] = []
if d['diffgz_name']:
diffgz = {'name':d['diffgz_name'], 'size':d['diffgz_size'],
'md5sum':d['diffgz_md5sum'] }
info['Files'].append(diffgz)
colmap = {'name':'Package','version':'Version','format':'Format',
'loc':'Directory'}
for col,field in colmap.iteritems():
info[field] = d[col]
return SourceArchive.SourcePackage(info)
def srcpkg_collection_factory(cursor, row):
d = {}
rest = {}
for idx, col in enumerate(cursor.description):
if not d.has_key(col[0]):
d[col[0]] = row[idx]
else:
rest[col[0]] = row[idx]
info = {}
info['Files'] = []
if d['diffgz_name']:
diffgz = {'name':d['diffgz_name'], 'size':d['diffgz_size'],
'md5sum':d['diffgz_md5sum'] }
info['Files'].append(diffgz)
colmap = {'name':'Package','version':'Version','format':'Format',
'loc':'Directory'}
for col,field in colmap.iteritems():
info[field] = d[col]
return (SourceArchive.SourcePackage(info), rest)
class PatchTrackerDB:
def __init__(self, dbname=Conf.database):
self.db = sqlite.connect(dbname)
cursor = self.db.cursor()
cursor.execute("SELECT * FROM sqlite_master WHERE name='packages'")
if not cursor.fetchone():
print "repopulating empty database..."
nextcmd = ""
for l in file(Conf.sqlschema).readlines():
if len(l.strip()):
nextcmd += " " + l.strip()
else:
cursor.execute(nextcmd)
nextcmd = ""
def setFactory(self, factory):
self.db.row_factory = factory
def saveSourcePackage(self, srcpkg):
cursor = self.db.cursor()
#print "creating new record for",srcpkg
q = "INSERT OR REPLACE INTO packages (id,name,format,loc,version,\
diffgz_name,diffgz_size,diffgz_md5sum)\
VALUES ((SELECT MAX(id)+1 FROM packages),?,?,?,?,?,?,?)"
cursor.execute(q, (srcpkg.name,srcpkg.format,srcpkg.loc,
srcpkg.version,srcpkg.diffgz_name,srcpkg.diffgz_size,
srcpkg.diffgz_md5sum))
def saveSuite(self, suite):
q = "INSERT OR REPLACE INTO suites (id,name) \
VALUES ((SELECT MAX(id)+1 FROM suites),?)"
cursor = self.db.cursor()
cursor.execute(q, (suite,))
def saveComponent(self, component):
q = "INSERT OR REPLACE INTO components (id,name) \
VALUES ((SELECT MAX(id)+1 FROM components),?)"
cursor = self.db.cursor()
cursor.execute(q, (component,))
def findCollection(self, package="%", version=None):
oldfactory = self.db.row_factory
self.db.row_factory = srcpkg_collection_factory
cursor = self.db.cursor()
toc = SourceArchive.SourcePackageIndex()
q = "SELECT * FROM packages AS p,package_rel_map AS m,suites AS s \
WHERE p.name LIKE ? AND p.id = m.package_id AND m.suite_id = s.id"
qargs = (package,)
if version:
q += " AND p.version = ?"
qargs += (version,)
cursor.execute(q, qargs)
# use srcpkg_factory to fetch sourcepackages, once per suite
for srcpkg,rest in cursor.fetchall():
toc.ins(srcpkg, rest["name"])
self.db.row_factory = oldfactory
return toc
def findLetterToc(self, letter):
return self.findCollection(package=letter+"%").getletter(letter)
def findMasterIndex(self):
return self.findCollection(package="%")
def relateSourcePackage(self, name, version, suite, component):
q = "INSERT OR REPLACE INTO package_rel_map \
(package_id,suite_id,component_id) \
VALUES (SELECT id FROM packages WHERE name=? AND version=?), \
(SELECT id FROM suites WHERE name=?), \
(SELECT id FROM components WHERE name=?))"
cursor = self.db.cursor()
cursor.execute(q, (name, version, suite, component))
def finalize(self):
self.db.commit()
def __del__(self):
self.finalize()
if __name__ == "__main__":
print "patch tracker db testing"
d = PatchTrackerDB(dbname="foo.db")
sp = SourceArchive.SourcePackage({'Package':'foo','Format':'blah','Directory':'/foo','Version':'1.2.3.4','Files':[]})
d.saveSourcePackage(sp)
d.finalize()
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