# 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.

"""
Yum constants. Usually dealing with rpm magic numbers.
"""

#Constants
YUM_PID_FILE = '/var/run/yum.pid'

#transaction set states
TS_UPDATE = 10
TS_INSTALL = 20
TS_TRUEINSTALL = 30
TS_ERASE = 40
TS_OBSOLETED = 50
TS_OBSOLETING = 60
TS_AVAILABLE = 70
TS_UPDATED = 90
TS_FAILED = 100

TS_INSTALL_STATES = [TS_INSTALL, TS_TRUEINSTALL, TS_UPDATE, TS_OBSOLETING]
TS_REMOVE_STATES = [TS_ERASE, TS_OBSOLETED, TS_UPDATED]

# Transaction Relationships
TR_UPDATES = 1
TR_UPDATEDBY = 2
TR_OBSOLETES = 3
TR_OBSOLETEDBY = 4
TR_DEPENDS = 5
TR_DEPENDSON = 6

# Transaction Member Sort Colors
# Each node in a topological sort is colored
# White nodes are unseen, black nodes are seen
# grey nodes are in progress
TX_WHITE = 0
TX_GREY = 1
TX_BLACK = 2

# package object file types
PO_FILE = 1
PO_DIR = 2
PO_GHOST = 3
PO_CONFIG = 4
PO_DOC = 5

# package object package types
PO_REMOTEPKG = 1
PO_LOCALPKG = 2
PO_INSTALLEDPKG = 3

# FLAGS
SYMBOLFLAGS = {'>':'GT', '<':'LT', '=': 'EQ', '==': 'EQ', '>=':'GE', '<=':'LE'}
LETTERFLAGS = {'GT':'>', 'LT':'<', 'EQ':'=', 'GE': '>=', 'LE': '<='}

# Constants for plugin config option registration
PLUG_OPT_STRING = 0
PLUG_OPT_INT = 1
PLUG_OPT_FLOAT = 2
PLUG_OPT_BOOL = 3

PLUG_OPT_WHERE_MAIN = 0
PLUG_OPT_WHERE_REPO = 1
PLUG_OPT_WHERE_ALL = 2

# version of sqlite database schemas
DBVERSION = '10'

# boolean dict:
BOOLEAN_STATES = {'1': True, 'yes': True, 'true': True, 'on': True,
                  '0': False, 'no': False, 'false': False, 'off': False}

RPM_TO_SQLITE = { 'packagesize' : 'size_package',
                 'archivesize' : 'size_archive',
                 'installedsize' : 'size_installed',
                 'buildtime' : 'time_build',
                 'hdrstart' : 'rpm_header_start',
                 'hdrend' : 'rpm_header_end',
                 'basepath' : 'location_base',
                 'relativepath': 'location_href',
                 'filetime' : 'time_file',
                 'packager' : 'rpm_packager',
                 'group' : 'rpm_group',
                 'buildhost' : 'rpm_buildhost',
                 'sourcerpm' : 'rpm_sourcerpm',
                 'vendor' : 'rpm_vendor',
                 'license' : 'rpm_license'
                        }

#  Cut over for when we should just give up and load everything.
#  The main problem here is not so much SQLite dying (although that happens
# at large values: http://sqlite.org/limits.html#max_variable_number) but that
# but SQLite going really slow when it gets medium sized values (much slower
# than just loading everything and filtering it in python).
PATTERNS_MAX = 8
#  We have another value here because name is indexed and sqlite is _much_
# faster even at large numbers of patterns.
PATTERNS_INDEXED_MAX = 128

RPM_CHECKSUM_TYPES = { 1:'md5', 2:'sha1', 8:'sha256', 9:'sha384', 10:'sha512',
                       11:'sha224' } # from RFC 4880
