[3260] | 1 | # -*- coding: UTF-8 -*- |
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[695] | 2 | # |
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[3260] | 3 | # PyKota : Print Quotas for CUPS |
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[695] | 4 | # |
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[3275] | 5 | # (c) 2003, 2004, 2005, 2006, 2007, 2008 Jerome Alet <alet@librelogiciel.com> |
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[3260] | 6 | # This program is free software: you can redistribute it and/or modify |
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[873] | 7 | # it under the terms of the GNU General Public License as published by |
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[3260] | 8 | # the Free Software Foundation, either version 3 of the License, or |
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[873] | 9 | # (at your option) any later version. |
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[3260] | 10 | # |
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[873] | 11 | # This program is distributed in the hope that it will be useful, |
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| 12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | # GNU General Public License for more details. |
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| 15 | # |
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| 16 | # You should have received a copy of the GNU General Public License |
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[3260] | 17 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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[695] | 18 | # |
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| 19 | # $Id$ |
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| 20 | # |
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[2074] | 21 | # |
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[695] | 22 | |
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[3184] | 23 | """This module defines classes used to parse PyKota configuration files.""" |
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| 24 | |
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[695] | 25 | import os |
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[2405] | 26 | import tempfile |
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[695] | 27 | import ConfigParser |
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| 28 | |
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[3288] | 29 | from pykota.errors import PyKotaConfigError |
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| 30 | |
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[695] | 31 | class PyKotaConfig : |
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| 32 | """A class to deal with PyKota's configuration.""" |
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| 33 | def __init__(self, directory) : |
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| 34 | """Reads and checks the configuration file.""" |
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[1785] | 35 | self.isAdmin = 0 |
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| 36 | self.directory = directory |
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[695] | 37 | self.filename = os.path.join(directory, "pykota.conf") |
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[2418] | 38 | self.adminfilename = os.path.join(directory, "pykotadmin.conf") |
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[2421] | 39 | if not os.access(self.filename, os.R_OK) : |
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| 40 | raise PyKotaConfigError, _("Configuration file %s can't be read. Please check that the file exists and that your permissions are sufficient.") % self.filename |
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[2418] | 41 | if not os.path.isfile(self.adminfilename) : |
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| 42 | raise PyKotaConfigError, _("Configuration file %s not found.") % self.adminfilename |
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| 43 | if os.access(self.adminfilename, os.R_OK) : |
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| 44 | self.isAdmin = 1 |
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[695] | 45 | self.config = ConfigParser.ConfigParser() |
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| 46 | self.config.read([self.filename]) |
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[3296] | 47 | try : |
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| 48 | self.config_charset = self.config.get("global", \ |
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| 49 | "config_charset", \ |
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| 50 | raw=1) |
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| 51 | except (ConfigParser.NoSectionError, ConfigParser.NoOptionError) : |
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| 52 | self.config_charset = "UTF-8" |
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[1227] | 53 | |
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| 54 | def isTrue(self, option) : |
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[3126] | 55 | """Returns True if option is set to true, else False.""" |
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[2308] | 56 | if (option is not None) and (option.strip().upper() in ['Y', 'YES', '1', 'ON', 'T', 'TRUE']) : |
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[3126] | 57 | return True |
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[1227] | 58 | else : |
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[3126] | 59 | return False |
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[695] | 60 | |
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[2308] | 61 | def isFalse(self, option) : |
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[3126] | 62 | """Returns True if option is set to false, else False.""" |
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[2308] | 63 | if (option is not None) and (option.strip().upper() in ['N', 'NO', '0', 'OFF', 'F', 'FALSE']) : |
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[3126] | 64 | return True |
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[2308] | 65 | else : |
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[3126] | 66 | return False |
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[2308] | 67 | |
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[695] | 68 | def getPrinterNames(self) : |
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| 69 | """Returns the list of configured printers, i.e. all sections names minus 'global'.""" |
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| 70 | return [pname for pname in self.config.sections() if pname != "global"] |
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| 71 | |
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[3296] | 72 | def getGlobalOption(self, option, ignore=False) : |
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[802] | 73 | """Returns an option from the global section, or raises a PyKotaConfigError if ignore is not set, else returns None.""" |
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| 74 | try : |
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[3296] | 75 | return self.config.get("global", option, raw=1).decode(self.config_charset) |
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[802] | 76 | except (ConfigParser.NoSectionError, ConfigParser.NoOptionError) : |
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| 77 | if ignore : |
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[3169] | 78 | return None |
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[802] | 79 | else : |
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| 80 | raise PyKotaConfigError, _("Option %s not found in section global of %s") % (option, self.filename) |
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| 81 | |
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[1192] | 82 | def getPrinterOption(self, printername, option) : |
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[802] | 83 | """Returns an option from the printer section, or the global section, or raises a PyKotaConfigError.""" |
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[3296] | 84 | globaloption = self.getGlobalOption(option, ignore=True) |
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[802] | 85 | try : |
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[3296] | 86 | return self.config.get(printername, option, raw=1).decode(self.config_charset) |
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[802] | 87 | except (ConfigParser.NoSectionError, ConfigParser.NoOptionError) : |
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| 88 | if globaloption is not None : |
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| 89 | return globaloption |
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| 90 | else : |
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[1192] | 91 | raise PyKotaConfigError, _("Option %s not found in section %s of %s") % (option, printername, self.filename) |
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[802] | 92 | |
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[695] | 93 | def getStorageBackend(self) : |
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[800] | 94 | """Returns the storage backend information as a Python mapping.""" |
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| 95 | backendinfo = {} |
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[2593] | 96 | backend = self.getGlobalOption("storagebackend").lower() |
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| 97 | backendinfo["storagebackend"] = backend |
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| 98 | if backend == "sqlitestorage" : |
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| 99 | issqlite = 1 |
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| 100 | backendinfo["storagename"] = self.getGlobalOption("storagename") |
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| 101 | for option in ["storageserver", "storageuser", "storageuserpw"] : |
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| 102 | backendinfo[option] = None |
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| 103 | else : |
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| 104 | issqlite = 0 |
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| 105 | for option in ["storageserver", "storagename", "storageuser"] : |
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| 106 | backendinfo[option] = self.getGlobalOption(option) |
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[3296] | 107 | backendinfo["storageuserpw"] = self.getGlobalOption("storageuserpw", ignore=True) # password is optional |
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[2593] | 108 | |
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[1087] | 109 | backendinfo["storageadmin"] = None |
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| 110 | backendinfo["storageadminpw"] = None |
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[2418] | 111 | if self.isAdmin : |
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| 112 | adminconf = ConfigParser.ConfigParser() |
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| 113 | adminconf.read([self.adminfilename]) |
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| 114 | if adminconf.sections() : # were we able to read the file ? |
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| 115 | try : |
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[3296] | 116 | backendinfo["storageadmin"] = adminconf.get("global", "storageadmin", raw=1).decode(self.config_charset) |
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[2418] | 117 | except (ConfigParser.NoSectionError, ConfigParser.NoOptionError) : |
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[2593] | 118 | if not issqlite : |
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| 119 | raise PyKotaConfigError, _("Option %s not found in section global of %s") % ("storageadmin", self.adminfilename) |
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[2418] | 120 | try : |
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[3296] | 121 | backendinfo["storageadminpw"] = adminconf.get("global", "storageadminpw", raw=1).decode(self.config_charset) |
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[2418] | 122 | except (ConfigParser.NoSectionError, ConfigParser.NoOptionError) : |
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| 123 | pass # Password is optional |
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| 124 | # Now try to overwrite the storagebackend, storageserver |
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| 125 | # and storagename. This allows admins to use the master LDAP |
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| 126 | # server directly and users to use the replicas transparently. |
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| 127 | try : |
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[3296] | 128 | backendinfo["storagebackend"] = adminconf.get("global", "storagebackend", raw=1).decode(self.config_charset) |
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[2418] | 129 | except ConfigParser.NoOptionError : |
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| 130 | pass |
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| 131 | try : |
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[3296] | 132 | backendinfo["storageserver"] = adminconf.get("global", "storageserver", raw=1).decode(self.config_charset) |
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[2418] | 133 | except ConfigParser.NoOptionError : |
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| 134 | pass |
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| 135 | try : |
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[3296] | 136 | backendinfo["storagename"] = adminconf.get("global", "storagename", raw=1).decode(self.config_charset) |
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[2418] | 137 | except ConfigParser.NoOptionError : |
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| 138 | pass |
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[800] | 139 | return backendinfo |
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[695] | 140 | |
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[1029] | 141 | def getLDAPInfo(self) : |
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| 142 | """Returns some hints for the LDAP backend.""" |
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| 143 | ldapinfo = {} |
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| 144 | for option in [ "userbase", "userrdn", \ |
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[1041] | 145 | "balancebase", "balancerdn", \ |
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[1029] | 146 | "groupbase", "grouprdn", "groupmembers", \ |
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| 147 | "printerbase", "printerrdn", \ |
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| 148 | "userquotabase", "groupquotabase", \ |
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[2370] | 149 | "jobbase", "lastjobbase", "billingcodebase", \ |
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[1105] | 150 | "newuser", "newgroup", \ |
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[1111] | 151 | "usermail", \ |
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[1029] | 152 | ] : |
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[1105] | 153 | ldapinfo[option] = self.getGlobalOption(option).strip() |
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| 154 | for field in ["newuser", "newgroup"] : |
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| 155 | if ldapinfo[field].lower().startswith('attach(') : |
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| 156 | ldapinfo[field] = ldapinfo[field][7:-1] |
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[1968] | 157 | |
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| 158 | # should we use TLS, by default (if unset) value is NO |
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[3296] | 159 | ldapinfo["ldaptls"] = self.isTrue(self.getGlobalOption("ldaptls", ignore=True)) |
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| 160 | ldapinfo["cacert"] = self.getGlobalOption("cacert", ignore=True) |
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[1968] | 161 | if ldapinfo["cacert"] : |
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| 162 | ldapinfo["cacert"] = ldapinfo["cacert"].strip() |
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| 163 | if ldapinfo["ldaptls"] : |
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| 164 | if not os.access(ldapinfo["cacert"] or "", os.R_OK) : |
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| 165 | raise PyKotaConfigError, _("Option ldaptls is set, but certificate %s is not readable.") % str(ldapinfo["cacert"]) |
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[1029] | 166 | return ldapinfo |
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| 167 | |
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[695] | 168 | def getLoggingBackend(self) : |
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| 169 | """Returns the logging backend information.""" |
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[802] | 170 | validloggers = [ "stderr", "system" ] |
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[853] | 171 | try : |
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| 172 | logger = self.getGlobalOption("logger").lower() |
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| 173 | except PyKotaConfigError : |
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| 174 | logger = "system" |
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[802] | 175 | if logger not in validloggers : |
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| 176 | raise PyKotaConfigError, _("Option logger only supports values in %s") % str(validloggers) |
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| 177 | return logger |
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[695] | 178 | |
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[2262] | 179 | def getLogoURL(self) : |
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| 180 | """Returns the URL to use for the logo in the CGI scripts.""" |
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[3296] | 181 | url = self.getGlobalOption("logourl", ignore=True) or \ |
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[2909] | 182 | "http://www.pykota.com/pykota.png" |
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[2262] | 183 | return url.strip() |
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[2265] | 184 | |
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| 185 | def getLogoLink(self) : |
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| 186 | """Returns the URL to go to when the user clicks on the logo in the CGI scripts.""" |
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[3296] | 187 | url = self.getGlobalOption("logolink", ignore=True) or \ |
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[2909] | 188 | "http://www.pykota.com/" |
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[2265] | 189 | return url.strip() |
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[2262] | 190 | |
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[2635] | 191 | def getPreAccounterBackend(self, printername) : |
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| 192 | """Returns the preaccounter backend to use for a given printer.""" |
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[3034] | 193 | validaccounters = [ "software", "ink" ] |
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[2635] | 194 | try : |
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| 195 | fullaccounter = self.getPrinterOption(printername, "preaccounter").strip() |
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| 196 | except PyKotaConfigError : |
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| 197 | return ("software", "") |
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| 198 | else : |
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| 199 | flower = fullaccounter.lower() |
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[3029] | 200 | for vac in validaccounters : |
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| 201 | if flower.startswith(vac) : |
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| 202 | try : |
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| 203 | (accounter, args) = [x.strip() for x in fullaccounter.split('(', 1)] |
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| 204 | except ValueError : |
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| 205 | raise PyKotaConfigError, _("Invalid preaccounter %s for printer %s") % (fullaccounter, printername) |
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| 206 | if args.endswith(')') : |
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| 207 | args = args[:-1].strip() |
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[3034] | 208 | if (vac == "ink") and not args : |
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| 209 | raise PyKotaConfigError, _("Invalid preaccounter %s for printer %s") % (fullaccounter, printername) |
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[3029] | 210 | return (vac, args) |
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| 211 | raise PyKotaConfigError, _("Option preaccounter in section %s only supports values in %s") % (printername, str(validaccounters)) |
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[2635] | 212 | |
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[1192] | 213 | def getAccounterBackend(self, printername) : |
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[2635] | 214 | """Returns the accounter backend to use for a given printer.""" |
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[3034] | 215 | validaccounters = [ "hardware", "software", "ink" ] |
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[3029] | 216 | try : |
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| 217 | fullaccounter = self.getPrinterOption(printername, "accounter").strip() |
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| 218 | except PyKotaConfigError : |
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| 219 | return ("software", "") |
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| 220 | else : |
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| 221 | flower = fullaccounter.lower() |
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| 222 | for vac in validaccounters : |
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| 223 | if flower.startswith(vac) : |
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| 224 | try : |
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| 225 | (accounter, args) = [x.strip() for x in fullaccounter.split('(', 1)] |
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| 226 | except ValueError : |
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| 227 | raise PyKotaConfigError, _("Invalid accounter %s for printer %s") % (fullaccounter, printername) |
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| 228 | if args.endswith(')') : |
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| 229 | args = args[:-1].strip() |
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[3034] | 230 | if (vac in ("hardware", "ink")) and not args : |
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[3029] | 231 | raise PyKotaConfigError, _("Invalid accounter %s for printer %s") % (fullaccounter, printername) |
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| 232 | return (vac, args) |
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[1192] | 233 | raise PyKotaConfigError, _("Option accounter in section %s only supports values in %s") % (printername, str(validaccounters)) |
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[973] | 234 | |
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[1371] | 235 | def getPreHook(self, printername) : |
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| 236 | """Returns the prehook command line to launch, or None if unset.""" |
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| 237 | try : |
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| 238 | return self.getPrinterOption(printername, "prehook").strip() |
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| 239 | except PyKotaConfigError : |
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| 240 | return # No command to launch in the pre-hook |
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| 241 | |
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| 242 | def getPostHook(self, printername) : |
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| 243 | """Returns the posthook command line to launch, or None if unset.""" |
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| 244 | try : |
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| 245 | return self.getPrinterOption(printername, "posthook").strip() |
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| 246 | except PyKotaConfigError : |
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| 247 | return # No command to launch in the post-hook |
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| 248 | |
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[2307] | 249 | def getStripTitle(self, printername) : |
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| 250 | """Returns the striptitle directive's content, or None if unset.""" |
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| 251 | try : |
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| 252 | return self.getPrinterOption(printername, "striptitle").strip() |
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| 253 | except PyKotaConfigError : |
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| 254 | return # No prefix to strip off |
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| 255 | |
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[2895] | 256 | def getAskConfirmation(self, printername) : |
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| 257 | """Returns the askconfirmation directive's content, or None if unset.""" |
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| 258 | try : |
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| 259 | return self.getPrinterOption(printername, "askconfirmation").strip() |
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| 260 | except PyKotaConfigError : |
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| 261 | return # No overwriting will be done |
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| 262 | |
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[2385] | 263 | def getOverwriteJobTicket(self, printername) : |
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| 264 | """Returns the overwrite_jobticket directive's content, or None if unset.""" |
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| 265 | try : |
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| 266 | return self.getPrinterOption(printername, "overwrite_jobticket").strip() |
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| 267 | except PyKotaConfigError : |
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| 268 | return # No overwriting will be done |
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| 269 | |
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| 270 | def getUnknownBillingCode(self, printername) : |
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| 271 | """Returns the unknown_billingcode directive's content, or the default value if unset.""" |
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| 272 | validvalues = [ "CREATE", "DENY" ] |
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| 273 | try : |
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| 274 | fullvalue = self.getPrinterOption(printername, "unknown_billingcode") |
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| 275 | except PyKotaConfigError : |
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| 276 | return ("CREATE", None) |
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| 277 | else : |
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| 278 | try : |
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| 279 | value = [x.strip() for x in fullvalue.split('(', 1)] |
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| 280 | except ValueError : |
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| 281 | raise PyKotaConfigError, _("Invalid unknown_billingcode directive %s for printer %s") % (fullvalue, printername) |
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| 282 | if len(value) == 1 : |
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| 283 | value.append("") |
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| 284 | (value, args) = value |
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| 285 | if args.endswith(')') : |
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| 286 | args = args[:-1] |
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| 287 | value = value.upper() |
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| 288 | if (value == "DENY") and not args : |
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| 289 | return ("DENY", None) |
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| 290 | if value not in validvalues : |
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| 291 | raise PyKotaConfigError, _("Directive unknown_billingcode in section %s only supports values in %s") % (printername, str(validvalues)) |
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| 292 | return (value, args) |
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| 293 | |
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[1495] | 294 | def getPrinterEnforcement(self, printername) : |
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| 295 | """Returns if quota enforcement should be strict or laxist for the current printer.""" |
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| 296 | validenforcements = [ "STRICT", "LAXIST" ] |
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| 297 | try : |
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| 298 | enforcement = self.getPrinterOption(printername, "enforcement") |
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| 299 | except PyKotaConfigError : |
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| 300 | return "LAXIST" |
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| 301 | else : |
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| 302 | enforcement = enforcement.upper() |
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| 303 | if enforcement not in validenforcements : |
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| 304 | raise PyKotaConfigError, _("Option enforcement in section %s only supports values in %s") % (printername, str(validenforcements)) |
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| 305 | return enforcement |
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| 306 | |
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[2583] | 307 | def getPrinterOnBackendError(self, printername) : |
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| 308 | """Returns what must be done whenever the real CUPS backend fails.""" |
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| 309 | validactions = [ "CHARGE", "NOCHARGE" ] |
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| 310 | try : |
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| 311 | action = self.getPrinterOption(printername, "onbackenderror") |
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| 312 | except PyKotaConfigError : |
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[2759] | 313 | return ["NOCHARGE"] |
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[2583] | 314 | else : |
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[2759] | 315 | action = action.upper().split(",") |
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| 316 | error = False |
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| 317 | for act in action : |
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| 318 | if act not in validactions : |
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| 319 | if act.startswith("RETRY:") : |
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| 320 | try : |
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| 321 | (num, delay) = [int(p) for p in act[6:].split(":", 2)] |
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| 322 | except ValueError : |
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| 323 | error = True |
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| 324 | else : |
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| 325 | error = True |
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| 326 | if error : |
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| 327 | raise PyKotaConfigError, _("Option onbackenderror in section %s only supports values 'charge', 'nocharge', and 'retry:num:delay'") % printername |
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[2583] | 328 | return action |
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| 329 | |
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[1687] | 330 | def getPrinterOnAccounterError(self, printername) : |
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| 331 | """Returns what must be done whenever the accounter fails.""" |
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| 332 | validactions = [ "CONTINUE", "STOP" ] |
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| 333 | try : |
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| 334 | action = self.getPrinterOption(printername, "onaccountererror") |
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| 335 | except PyKotaConfigError : |
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| 336 | return "STOP" |
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| 337 | else : |
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| 338 | action = action.upper() |
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| 339 | if action not in validactions : |
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| 340 | raise PyKotaConfigError, _("Option onaccountererror in section %s only supports values in %s") % (printername, str(validactions)) |
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| 341 | return action |
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| 342 | |
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[1192] | 343 | def getPrinterPolicy(self, printername) : |
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[695] | 344 | """Returns the default policy for the current printer.""" |
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[1152] | 345 | validpolicies = [ "ALLOW", "DENY", "EXTERNAL" ] |
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[853] | 346 | try : |
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[1192] | 347 | fullpolicy = self.getPrinterOption(printername, "policy") |
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[853] | 348 | except PyKotaConfigError : |
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[1152] | 349 | return ("DENY", None) |
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| 350 | else : |
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| 351 | try : |
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| 352 | policy = [x.strip() for x in fullpolicy.split('(', 1)] |
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| 353 | except ValueError : |
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[1192] | 354 | raise PyKotaConfigError, _("Invalid policy %s for printer %s") % (fullpolicy, printername) |
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[1152] | 355 | if len(policy) == 1 : |
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| 356 | policy.append("") |
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| 357 | (policy, args) = policy |
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| 358 | if args.endswith(')') : |
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| 359 | args = args[:-1] |
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| 360 | policy = policy.upper() |
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| 361 | if (policy == "EXTERNAL") and not args : |
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[1192] | 362 | raise PyKotaConfigError, _("Invalid policy %s for printer %s") % (fullpolicy, printername) |
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[1152] | 363 | if policy not in validpolicies : |
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[1192] | 364 | raise PyKotaConfigError, _("Option policy in section %s only supports values in %s") % (printername, str(validpolicies)) |
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[1152] | 365 | return (policy, args) |
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[695] | 366 | |
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[1518] | 367 | def getCrashRecipient(self) : |
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| 368 | """Returns the email address of the software crash messages recipient.""" |
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| 369 | try : |
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| 370 | return self.getGlobalOption("crashrecipient") |
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| 371 | except : |
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| 372 | return |
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| 373 | |
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[695] | 374 | def getSMTPServer(self) : |
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| 375 | """Returns the SMTP server to use to send messages to users.""" |
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[853] | 376 | try : |
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| 377 | return self.getGlobalOption("smtpserver") |
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| 378 | except PyKotaConfigError : |
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| 379 | return "localhost" |
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[695] | 380 | |
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[1353] | 381 | def getMailDomain(self) : |
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| 382 | """Returns the mail domain to use to send messages to users.""" |
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| 383 | try : |
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| 384 | return self.getGlobalOption("maildomain") |
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| 385 | except PyKotaConfigError : |
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| 386 | return |
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| 387 | |
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[1192] | 388 | def getAdminMail(self, printername) : |
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[695] | 389 | """Returns the Email address of the Print Quota Administrator.""" |
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[853] | 390 | try : |
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[1192] | 391 | return self.getPrinterOption(printername, "adminmail") |
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[853] | 392 | except PyKotaConfigError : |
---|
| 393 | return "root@localhost" |
---|
[695] | 394 | |
---|
[1192] | 395 | def getAdmin(self, printername) : |
---|
[695] | 396 | """Returns the full name of the Print Quota Administrator.""" |
---|
[853] | 397 | try : |
---|
[1192] | 398 | return self.getPrinterOption(printername, "admin") |
---|
[853] | 399 | except PyKotaConfigError : |
---|
| 400 | return "root" |
---|
[708] | 401 | |
---|
[1192] | 402 | def getMailTo(self, printername) : |
---|
[852] | 403 | """Returns the recipient of email messages.""" |
---|
[1192] | 404 | validmailtos = [ "EXTERNAL", "NOBODY", "NONE", "NOONE", "BITBUCKET", "DEVNULL", "BOTH", "USER", "ADMIN" ] |
---|
[853] | 405 | try : |
---|
[1192] | 406 | fullmailto = self.getPrinterOption(printername, "mailto") |
---|
[853] | 407 | except PyKotaConfigError : |
---|
[1192] | 408 | return ("BOTH", None) |
---|
| 409 | else : |
---|
| 410 | try : |
---|
| 411 | mailto = [x.strip() for x in fullmailto.split('(', 1)] |
---|
| 412 | except ValueError : |
---|
| 413 | raise PyKotaConfigError, _("Invalid option mailto %s for printer %s") % (fullmailto, printername) |
---|
| 414 | if len(mailto) == 1 : |
---|
| 415 | mailto.append("") |
---|
| 416 | (mailto, args) = mailto |
---|
| 417 | if args.endswith(')') : |
---|
| 418 | args = args[:-1] |
---|
| 419 | mailto = mailto.upper() |
---|
| 420 | if (mailto == "EXTERNAL") and not args : |
---|
| 421 | raise PyKotaConfigError, _("Invalid option mailto %s for printer %s") % (fullmailto, printername) |
---|
| 422 | if mailto not in validmailtos : |
---|
| 423 | raise PyKotaConfigError, _("Option mailto in section %s only supports values in %s") % (printername, str(validmailtos)) |
---|
| 424 | return (mailto, args) |
---|
[852] | 425 | |
---|
[2054] | 426 | def getMaxDenyBanners(self, printername) : |
---|
| 427 | """Returns the maximum number of deny banners to be printed for a particular user on a particular printer.""" |
---|
| 428 | try : |
---|
| 429 | maxdb = self.getPrinterOption(printername, "maxdenybanners") |
---|
| 430 | except PyKotaConfigError : |
---|
| 431 | return 0 # default value is to forbid printing a deny banner. |
---|
| 432 | try : |
---|
| 433 | value = int(maxdb.strip()) |
---|
| 434 | if value < 0 : |
---|
| 435 | raise ValueError |
---|
| 436 | except (TypeError, ValueError) : |
---|
| 437 | raise PyKotaConfigError, _("Invalid maximal deny banners counter %s") % maxdb |
---|
| 438 | else : |
---|
| 439 | return value |
---|
[3124] | 440 | |
---|
| 441 | def getPrintCancelledBanners(self, printername) : |
---|
[3126] | 442 | """Returns True if a banner should be printed when a job is cancelled, else False.""" |
---|
[3124] | 443 | try : |
---|
| 444 | return self.isTrue(self.getPrinterOption(printername, "printcancelledbanners")) |
---|
| 445 | except PyKotaConfigError : |
---|
[3126] | 446 | return True |
---|
[3124] | 447 | |
---|
[1192] | 448 | def getGraceDelay(self, printername) : |
---|
[708] | 449 | """Returns the grace delay in days.""" |
---|
[731] | 450 | try : |
---|
[1192] | 451 | gd = self.getPrinterOption(printername, "gracedelay") |
---|
[853] | 452 | except PyKotaConfigError : |
---|
[1914] | 453 | gd = 7 # default value of 7 days |
---|
[853] | 454 | try : |
---|
[731] | 455 | return int(gd) |
---|
[1077] | 456 | except (TypeError, ValueError) : |
---|
[773] | 457 | raise PyKotaConfigError, _("Invalid grace delay %s") % gd |
---|
[1021] | 458 | |
---|
[1077] | 459 | def getPoorMan(self) : |
---|
[1646] | 460 | """Returns the poor man's threshold.""" |
---|
[1077] | 461 | try : |
---|
| 462 | pm = self.getGlobalOption("poorman") |
---|
| 463 | except PyKotaConfigError : |
---|
[1914] | 464 | pm = 1.0 # default value of 1 unit |
---|
[1077] | 465 | try : |
---|
| 466 | return float(pm) |
---|
| 467 | except (TypeError, ValueError) : |
---|
[1646] | 468 | raise PyKotaConfigError, _("Invalid poor man's threshold %s") % pm |
---|
[1077] | 469 | |
---|
[2692] | 470 | def getBalanceZero(self) : |
---|
| 471 | """Returns the value of the zero for balance limitation.""" |
---|
| 472 | try : |
---|
| 473 | bz = self.getGlobalOption("balancezero") |
---|
| 474 | except PyKotaConfigError : |
---|
| 475 | bz = 0.0 # default value, zero is 0.0 |
---|
| 476 | try : |
---|
| 477 | return float(bz) |
---|
| 478 | except (TypeError, ValueError) : |
---|
| 479 | raise PyKotaConfigError, _("Invalid balancezero value %s") % bz |
---|
| 480 | |
---|
[1077] | 481 | def getPoorWarn(self) : |
---|
| 482 | """Returns the poor man's warning message.""" |
---|
| 483 | try : |
---|
| 484 | return self.getGlobalOption("poorwarn") |
---|
| 485 | except PyKotaConfigError : |
---|
| 486 | return _("Your Print Quota account balance is Low.\nSoon you'll not be allowed to print anymore.\nPlease contact the Print Quota Administrator to solve the problem.") |
---|
| 487 | |
---|
[1192] | 488 | def getHardWarn(self, printername) : |
---|
[1077] | 489 | """Returns the hard limit error message.""" |
---|
| 490 | try : |
---|
[1192] | 491 | return self.getPrinterOption(printername, "hardwarn") |
---|
[1077] | 492 | except PyKotaConfigError : |
---|
[1192] | 493 | return _("You are not allowed to print anymore because\nyour Print Quota is exceeded on printer %s.") % printername |
---|
[1077] | 494 | |
---|
[1192] | 495 | def getSoftWarn(self, printername) : |
---|
[1077] | 496 | """Returns the soft limit error message.""" |
---|
| 497 | try : |
---|
[1192] | 498 | return self.getPrinterOption(printername, "softwarn") |
---|
[1077] | 499 | except PyKotaConfigError : |
---|
[1192] | 500 | return _("You will soon be forbidden to print anymore because\nyour Print Quota is almost reached on printer %s.") % printername |
---|
[1077] | 501 | |
---|
[1875] | 502 | def getPrivacy(self) : |
---|
[3126] | 503 | """Returns True if privacy is activated, else False.""" |
---|
[3296] | 504 | return self.isTrue(self.getGlobalOption("privacy", ignore=True)) |
---|
[1875] | 505 | |
---|
[1021] | 506 | def getDebug(self) : |
---|
[3126] | 507 | """Returns True if debugging is activated, else False.""" |
---|
[3296] | 508 | return self.isTrue(self.getGlobalOption("debug", ignore=True)) |
---|
[1130] | 509 | |
---|
| 510 | def getCaching(self) : |
---|
[3126] | 511 | """Returns True if database caching is enabled, else False.""" |
---|
[3296] | 512 | return self.isTrue(self.getGlobalOption("storagecaching", ignore=True)) |
---|
[1148] | 513 | |
---|
[1356] | 514 | def getLDAPCache(self) : |
---|
[3126] | 515 | """Returns True if low-level LDAP caching is enabled, else False.""" |
---|
[3296] | 516 | return self.isTrue(self.getGlobalOption("ldapcache", ignore=True)) |
---|
[1356] | 517 | |
---|
[1148] | 518 | def getDisableHistory(self) : |
---|
[3126] | 519 | """Returns True if we want to disable history, else False.""" |
---|
[3296] | 520 | return self.isTrue(self.getGlobalOption("disablehistory", ignore=True)) |
---|
[1227] | 521 | |
---|
| 522 | def getUserNameToLower(self) : |
---|
[3169] | 523 | """Deprecated.""" |
---|
[3296] | 524 | return self.getGlobalOption("utolower", ignore=True) |
---|
[1757] | 525 | |
---|
[3169] | 526 | def getUserNameCase(self) : |
---|
| 527 | """Returns value for user name case: upper, lower or native""" |
---|
| 528 | validvalues = [ "upper", "lower", "native" ] |
---|
[3172] | 529 | try : |
---|
[3296] | 530 | value = self.getGlobalOption("usernamecase", ignore=True).strip().lower() |
---|
[3172] | 531 | except AttributeError : |
---|
[3169] | 532 | value = "native" |
---|
| 533 | if value not in validvalues : |
---|
| 534 | raise PyKotaConfigError, _("Option usernamecase only supports values in %s") % str(validvalues) |
---|
| 535 | return value |
---|
| 536 | |
---|
[1956] | 537 | def getRejectUnknown(self) : |
---|
[3126] | 538 | """Returns True if we want to reject the creation of unknown users or groups, else False.""" |
---|
[3296] | 539 | return self.isTrue(self.getGlobalOption("reject_unknown", ignore=True)) |
---|
[1956] | 540 | |
---|
[2405] | 541 | def getPrinterKeepFiles(self, printername) : |
---|
[3126] | 542 | """Returns True if files must be kept on disk, else False.""" |
---|
[2405] | 543 | try : |
---|
| 544 | return self.isTrue(self.getPrinterOption(printername, "keepfiles")) |
---|
| 545 | except PyKotaConfigError : |
---|
[3126] | 546 | return False |
---|
[2405] | 547 | |
---|
| 548 | def getPrinterDirectory(self, printername) : |
---|
| 549 | """Returns the path to our working directory, else a directory suitable for temporary files.""" |
---|
| 550 | try : |
---|
| 551 | return self.getPrinterOption(printername, "directory").strip() |
---|
| 552 | except PyKotaConfigError : |
---|
| 553 | return tempfile.gettempdir() |
---|
| 554 | |
---|
[2066] | 555 | def getDenyDuplicates(self, printername) : |
---|
[3126] | 556 | """Returns True or a command if we want to deny duplicate jobs, else False.""" |
---|
[2066] | 557 | try : |
---|
[2308] | 558 | denyduplicates = self.getPrinterOption(printername, "denyduplicates") |
---|
[2066] | 559 | except PyKotaConfigError : |
---|
[3126] | 560 | return False |
---|
[2308] | 561 | else : |
---|
| 562 | if self.isTrue(denyduplicates) : |
---|
[3126] | 563 | return True |
---|
[2308] | 564 | elif self.isFalse(denyduplicates) : |
---|
[3126] | 565 | return False |
---|
[2308] | 566 | else : |
---|
| 567 | # it's a command to run. |
---|
| 568 | return denyduplicates |
---|
[2692] | 569 | |
---|
| 570 | def getDuplicatesDelay(self, printername) : |
---|
| 571 | """Returns the number of seconds after which two identical jobs are not considered a duplicate anymore.""" |
---|
| 572 | try : |
---|
| 573 | duplicatesdelay = self.getPrinterOption(printername, "duplicatesdelay") |
---|
| 574 | except PyKotaConfigError : |
---|
| 575 | return 0 |
---|
| 576 | else : |
---|
| 577 | try : |
---|
| 578 | return int(duplicatesdelay) |
---|
| 579 | except (TypeError, ValueError) : |
---|
| 580 | raise PyKotaConfigError, _("Incorrect value %s for the duplicatesdelay directive in section %s") % (str(duplicatesdelay), printername) |
---|
[2066] | 581 | |
---|
[3025] | 582 | def getNoPrintingMaxDelay(self, printername) : |
---|
| 583 | """Returns the max number of seconds to wait for the printer to be in 'printing' mode.""" |
---|
| 584 | try : |
---|
| 585 | maxdelay = self.getPrinterOption(printername, "noprintingmaxdelay") |
---|
| 586 | except PyKotaConfigError : |
---|
| 587 | return None # tells to use hardcoded value |
---|
| 588 | else : |
---|
| 589 | try : |
---|
| 590 | maxdelay = int(maxdelay) |
---|
| 591 | if maxdelay < 0 : |
---|
| 592 | raise ValueError |
---|
| 593 | except (TypeError, ValueError) : |
---|
| 594 | raise PyKotaConfigError, _("Incorrect value %s for the noprintingmaxdelay directive in section %s") % (str(maxdelay), printername) |
---|
| 595 | else : |
---|
| 596 | return maxdelay |
---|
| 597 | |
---|
[3180] | 598 | def getStatusStabilizationLoops(self, printername) : |
---|
| 599 | """Returns the number of times the printer must return the 'idle' status to consider it stable.""" |
---|
| 600 | try : |
---|
| 601 | stab = self.getPrinterOption(printername, "statusstabilizationloops") |
---|
| 602 | except PyKotaConfigError : |
---|
| 603 | return None # tells to use hardcoded value |
---|
| 604 | else : |
---|
| 605 | try : |
---|
| 606 | stab = int(stab) |
---|
| 607 | if stab < 1 : |
---|
| 608 | raise ValueError |
---|
| 609 | except (TypeError, ValueError) : |
---|
| 610 | raise PyKotaConfigError, _("Incorrect value %s for the statusstabilizationloops directive in section %s") % (str(stab), printername) |
---|
| 611 | else : |
---|
| 612 | return stab |
---|
| 613 | |
---|
| 614 | def getStatusStabilizationDelay(self, printername) : |
---|
| 615 | """Returns the number of seconds to wait between two checks of the printer's status.""" |
---|
| 616 | try : |
---|
| 617 | stab = self.getPrinterOption(printername, "statusstabilizationdelay") |
---|
| 618 | except PyKotaConfigError : |
---|
| 619 | return None # tells to use hardcoded value |
---|
| 620 | else : |
---|
| 621 | try : |
---|
| 622 | stab = float(stab) |
---|
| 623 | if stab < 0.25 : |
---|
| 624 | raise ValueError |
---|
| 625 | except (TypeError, ValueError) : |
---|
| 626 | raise PyKotaConfigError, _("Incorrect value %s for the statusstabilizationdelay directive in section %s") % (str(stab), printername) |
---|
| 627 | else : |
---|
| 628 | return stab |
---|
| 629 | |
---|
[3190] | 630 | def getPrinterSNMPErrorMask(self, printername) : |
---|
| 631 | """Returns the SNMP error mask for a particular printer, or None if not defined.""" |
---|
| 632 | try : |
---|
| 633 | errmask = self.getPrinterOption(printername, "snmperrormask").lower() |
---|
| 634 | except PyKotaConfigError : |
---|
| 635 | return None # tells to use hardcoded value |
---|
| 636 | else : |
---|
| 637 | try : |
---|
| 638 | if errmask.startswith("0x") : |
---|
| 639 | value = int(errmask, 16) |
---|
| 640 | elif errmask.startswith("0") : |
---|
| 641 | value = int(errmask, 8) |
---|
| 642 | else : |
---|
| 643 | value = int(errmask) |
---|
| 644 | if 0 <= value < 65536 : |
---|
| 645 | return value |
---|
| 646 | else : |
---|
| 647 | raise ValueError |
---|
| 648 | except ValueError : |
---|
| 649 | raise PyKotaConfigError, _("Incorrect value %s for the snmperrormask directive in section %s") % (errmask, printername) |
---|
| 650 | |
---|
[1757] | 651 | def getWinbindSeparator(self) : |
---|
| 652 | """Returns the winbind separator's value if it is set, else None.""" |
---|
[3296] | 653 | return self.getGlobalOption("winbind_separator", ignore=True) |
---|
[1914] | 654 | |
---|
| 655 | def getAccountBanner(self, printername) : |
---|
| 656 | """Returns which banner(s) to account for: NONE, BOTH, STARTING, ENDING.""" |
---|
| 657 | validvalues = [ "NONE", "BOTH", "STARTING", "ENDING" ] |
---|
| 658 | try : |
---|
| 659 | value = self.getPrinterOption(printername, "accountbanner") |
---|
| 660 | except PyKotaConfigError : |
---|
| 661 | return "BOTH" # Default value of BOTH |
---|
| 662 | else : |
---|
[1916] | 663 | value = value.strip().upper() |
---|
[1914] | 664 | if value not in validvalues : |
---|
[1916] | 665 | raise PyKotaConfigError, _("Option accountbanner in section %s only supports values in %s") % (printername, str(validvalues)) |
---|
[1914] | 666 | return value |
---|
| 667 | |
---|
[3158] | 668 | def getAvoidDuplicateBanners(self, printername) : |
---|
| 669 | """Returns normalized value for avoiding extra banners. """ |
---|
| 670 | try : |
---|
| 671 | avoidduplicatebanners = self.getPrinterOption(printername, "avoidduplicatebanners").upper() |
---|
| 672 | except PyKotaConfigError : |
---|
| 673 | return "NO" |
---|
| 674 | else : |
---|
| 675 | try : |
---|
| 676 | value = int(avoidduplicatebanners) |
---|
| 677 | if value < 0 : |
---|
| 678 | raise ValueError |
---|
| 679 | except ValueError : |
---|
| 680 | if avoidduplicatebanners not in ["YES", "NO"] : |
---|
| 681 | raise PyKotaConfigError, _("Option avoidduplicatebanners only accepts 'yes', 'no', or a positive integer.") |
---|
| 682 | else : |
---|
| 683 | value = avoidduplicatebanners |
---|
| 684 | return value |
---|
| 685 | |
---|
[1914] | 686 | def getStartingBanner(self, printername) : |
---|
| 687 | """Returns the startingbanner value if set, else None.""" |
---|
| 688 | try : |
---|
[1916] | 689 | return self.getPrinterOption(printername, "startingbanner").strip() |
---|
[1914] | 690 | except PyKotaConfigError : |
---|
| 691 | return None |
---|
| 692 | |
---|
| 693 | def getEndingBanner(self, printername) : |
---|
| 694 | """Returns the endingbanner value if set, else None.""" |
---|
| 695 | try : |
---|
[1916] | 696 | return self.getPrinterOption(printername, "endingbanner").strip() |
---|
[1914] | 697 | except PyKotaConfigError : |
---|
| 698 | return None |
---|
[2062] | 699 | |
---|
| 700 | def getTrustJobSize(self, printername) : |
---|
| 701 | """Returns the normalized value of the trustjobsize's directive.""" |
---|
| 702 | try : |
---|
| 703 | value = self.getPrinterOption(printername, "trustjobsize").strip().upper() |
---|
| 704 | except PyKotaConfigError : |
---|
| 705 | return (None, "YES") |
---|
| 706 | else : |
---|
| 707 | if value == "YES" : |
---|
| 708 | return (None, "YES") |
---|
| 709 | try : |
---|
| 710 | (limit, replacement) = [p.strip() for p in value.split(">")[1].split(":")] |
---|
| 711 | limit = int(limit) |
---|
| 712 | try : |
---|
| 713 | replacement = int(replacement) |
---|
| 714 | except ValueError : |
---|
| 715 | if replacement != "PRECOMPUTED" : |
---|
| 716 | raise |
---|
| 717 | if limit < 0 : |
---|
| 718 | raise ValueError |
---|
| 719 | if (replacement != "PRECOMPUTED") and (replacement < 0) : |
---|
| 720 | raise ValueError |
---|
| 721 | except (IndexError, ValueError, TypeError) : |
---|
| 722 | raise PyKotaConfigError, _("Option trustjobsize for printer %s is incorrect") % printername |
---|
| 723 | return (limit, replacement) |
---|
[3031] | 724 | |
---|
| 725 | def getPrinterCoefficients(self, printername) : |
---|
| 726 | """Returns a mapping of coefficients for a particular printer.""" |
---|
| 727 | branchbasename = "coefficient_" |
---|
| 728 | try : |
---|
[3296] | 729 | globalbranches = [ (k, self.config.get("global", k).decode(self.config_charset)) for k in self.config.options("global") if k.startswith(branchbasename) ] |
---|
[3031] | 730 | except ConfigParser.NoSectionError, msg : |
---|
| 731 | raise PyKotaConfigError, "Invalid configuration file : %s" % msg |
---|
| 732 | try : |
---|
[3296] | 733 | sectionbranches = [ (k, self.config.get(printername, k).decode(self.config_charset)) for k in self.config.options(printername) if k.startswith(branchbasename) ] |
---|
[3031] | 734 | except ConfigParser.NoSectionError, msg : |
---|
| 735 | sectionbranches = [] |
---|
| 736 | branches = {} |
---|
| 737 | for (k, v) in globalbranches : |
---|
[3035] | 738 | k = k.split('_', 1)[1] |
---|
[3031] | 739 | value = v.strip() |
---|
| 740 | if value : |
---|
| 741 | try : |
---|
| 742 | branches[k] = float(value) |
---|
| 743 | except ValueError : |
---|
| 744 | raise PyKotaConfigError, "Invalid coefficient %s (%s) for printer %s" % (k, value, printername) |
---|
| 745 | |
---|
| 746 | for (k, v) in sectionbranches : |
---|
[3035] | 747 | k = k.split('_', 1)[1] |
---|
[3031] | 748 | value = v.strip() |
---|
| 749 | if value : |
---|
| 750 | try : |
---|
| 751 | branches[k] = float(value) # overwrite any global option or set a new value |
---|
| 752 | except ValueError : |
---|
| 753 | raise PyKotaConfigError, "Invalid coefficient %s (%s) for printer %s" % (k, value, printername) |
---|
| 754 | else : |
---|
| 755 | del branches[k] # empty value disables a global option |
---|
| 756 | return branches |
---|
[3162] | 757 | |
---|
| 758 | def getPrinterSkipInitialWait(self, printername) : |
---|
| 759 | """Returns True if we want to skip the initial waiting loop, else False.""" |
---|
| 760 | try : |
---|
| 761 | return self.isTrue(self.getPrinterOption(printername, "skipinitialwait")) |
---|
| 762 | except PyKotaConfigError : |
---|
| 763 | return False |
---|