[2016] | 1 | # PyKota Print Quota Data Dumper |
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| 2 | # |
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| 3 | # PyKota - Print Quotas for CUPS and LPRng |
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| 4 | # |
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| 5 | # (c) 2003-2004 Jerome Alet <alet@librelogiciel.com> |
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| 6 | # This program is free software; you can redistribute it and/or modify |
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| 7 | # it under the terms of the GNU General Public License as published by |
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| 8 | # the Free Software Foundation; either version 2 of the License, or |
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| 9 | # (at your option) any later version. |
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| 10 | # |
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| 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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| 17 | # along with this program; if not, write to the Free Software |
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[2302] | 18 | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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[2016] | 19 | # |
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| 20 | # $Id$ |
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| 21 | # |
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[2034] | 22 | # |
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[2016] | 23 | |
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| 24 | import sys |
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| 25 | import os |
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| 26 | import pwd |
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[2264] | 27 | from xml.sax import saxutils |
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| 28 | |
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[2016] | 29 | from mx import DateTime |
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| 30 | |
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| 31 | try : |
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| 32 | import jaxml |
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| 33 | except ImportError : |
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| 34 | sys.stderr.write("The jaxml Python module is not installed. XML output is disabled.\n") |
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| 35 | sys.stderr.write("Download jaxml from http://www.librelogiciel.com/software/ or from your Debian archive of choice\n") |
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| 36 | hasJAXML = 0 |
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| 37 | else : |
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| 38 | hasJAXML = 1 |
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| 39 | |
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| 40 | from pykota import version |
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[2512] | 41 | from pykota.tool import PyKotaTool, PyKotaToolError, PyKotaCommandLineError, N_ |
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[2016] | 42 | |
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| 43 | class DumPyKota(PyKotaTool) : |
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| 44 | """A class for dumpykota.""" |
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| 45 | validdatatypes = { "history" : N_("History"), |
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| 46 | "users" : N_("Users"), |
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| 47 | "groups" : N_("Groups"), |
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| 48 | "printers" : N_("Printers"), |
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| 49 | "upquotas" : N_("Users Print Quotas"), |
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| 50 | "gpquotas" : N_("Users Groups Print Quotas"), |
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| 51 | "payments" : N_("History of Payments"), |
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| 52 | "pmembers" : N_("Printers Groups Membership"), |
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| 53 | "umembers" : N_("Users Groups Membership"), |
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[2342] | 54 | "billingcodes" : N_("Billing Codes"), |
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[2016] | 55 | } |
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| 56 | validformats = { "csv" : N_("Comma Separated Values"), |
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| 57 | "ssv" : N_("Semicolon Separated Values"), |
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| 58 | "tsv" : N_("Tabulation Separated Values"), |
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| 59 | "xml" : N_("eXtensible Markup Language"), |
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| 60 | "cups" : N_("CUPS' page_log"), |
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| 61 | } |
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| 62 | validfilterkeys = [ "username", |
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| 63 | "groupname", |
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| 64 | "printername", |
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| 65 | "pgroupname", |
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[2218] | 66 | "hostname", |
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| 67 | "billingcode", |
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[2266] | 68 | "start", |
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| 69 | "end", |
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[2016] | 70 | ] |
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[2032] | 71 | def main(self, arguments, options, restricted=1) : |
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[2016] | 72 | """Print Quota Data Dumper.""" |
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[2032] | 73 | if restricted and not self.config.isAdmin : |
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[2512] | 74 | raise PyKotaCommandLineError, "%s : %s" % (pwd.getpwuid(os.geteuid())[0], _("You're not allowed to use this command.")) |
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[2016] | 75 | |
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| 76 | extractonly = {} |
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| 77 | for filterexp in arguments : |
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| 78 | if filterexp.strip() : |
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| 79 | try : |
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| 80 | (filterkey, filtervalue) = [part.strip() for part in filterexp.split("=")] |
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| 81 | if filterkey not in self.validfilterkeys : |
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| 82 | raise ValueError |
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| 83 | except ValueError : |
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[2512] | 84 | raise PyKotaCommandLineError, _("Invalid filter value [%s], see help.") % filterexp |
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[2016] | 85 | else : |
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| 86 | extractonly.update({ filterkey : filtervalue }) |
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| 87 | |
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| 88 | datatype = options["data"] |
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| 89 | if datatype not in self.validdatatypes.keys() : |
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[2512] | 90 | raise PyKotaCommandLineError, _("Invalid modifier [%s] for --data command line option, see help.") % datatype |
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[2016] | 91 | |
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| 92 | format = options["format"] |
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[2567] | 93 | if (format not in self.validformats.keys()) \ |
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| 94 | or ((format == "cups") \ |
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| 95 | and ((datatype != "history") or options["sum"])) : |
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[2512] | 96 | raise PyKotaCommandLineError, _("Invalid modifier [%s] for --format command line option, see help.") % format |
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[2016] | 97 | |
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| 98 | if (format == "xml") and not hasJAXML : |
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| 99 | raise PyKotaToolError, _("XML output is disabled because the jaxml module is not available.") |
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| 100 | |
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[2285] | 101 | if options["sum"] and datatype not in ("payments", "history") : |
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[2512] | 102 | raise PyKotaCommandLineError, _("Invalid data type [%s] for --sum command line option, see help.") % datatype |
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[2285] | 103 | |
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[2218] | 104 | entries = getattr(self.storage, "extract%s" % datatype.title())(extractonly) |
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[2016] | 105 | if entries : |
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| 106 | mustclose = 0 |
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| 107 | if options["output"].strip() == "-" : |
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| 108 | self.outfile = sys.stdout |
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| 109 | else : |
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| 110 | self.outfile = open(options["output"], "w") |
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| 111 | mustclose = 1 |
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| 112 | |
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[2295] | 113 | retcode = getattr(self, "dump%s" % format.title())(self.summarizeDatas(entries, datatype, extractonly, options["sum"]), datatype) |
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[2016] | 114 | |
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| 115 | if mustclose : |
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| 116 | self.outfile.close() |
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| 117 | |
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| 118 | return retcode |
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| 119 | return 0 |
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| 120 | |
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[2295] | 121 | def summarizeDatas(self, entries, datatype, extractonly, sum=0) : |
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[2285] | 122 | """Transforms the datas into a summarized view (with totals). |
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| 123 | |
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| 124 | If sum is false, returns the entries unchanged. |
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| 125 | """ |
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| 126 | if not sum : |
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| 127 | return entries |
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| 128 | else : |
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[2289] | 129 | headers = entries[0] |
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| 130 | nbheaders = len(headers) |
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| 131 | fieldnumber = {} |
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[2293] | 132 | fieldname = {} |
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[2289] | 133 | for i in range(nbheaders) : |
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[2295] | 134 | fieldnumber[headers[i]] = i |
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| 135 | |
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[2289] | 136 | if datatype == "payments" : |
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[2293] | 137 | totalize = [ ("amount", float) ] |
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[2295] | 138 | keys = [ "username" ] |
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| 139 | else : # elif datatype == "history" |
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| 140 | totalize = [ ("jobsize", int), |
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| 141 | ("jobprice", float), |
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| 142 | ("jobsizebytes", int), |
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| 143 | ] |
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| 144 | keys = [ k for k in ("username", "printername", "hostname", "billingcode") if k in extractonly.keys() ] |
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[2293] | 145 | |
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[2295] | 146 | newentries = [ headers ] |
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| 147 | sortedentries = entries[1:] |
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| 148 | if keys : |
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| 149 | # If we have several keys, we can sort only on the first one, because they |
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| 150 | # will vary the same way. |
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| 151 | sortedentries.sort(lambda x, y, fnum=fieldnumber[keys[0]] : cmp(x[fnum], y[fnum])) |
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| 152 | totals = {} |
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| 153 | for (k, t) in totalize : |
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| 154 | totals[k] = { "convert" : t, "value" : 0.0 } |
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| 155 | prevkeys = {} |
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| 156 | for k in keys : |
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| 157 | prevkeys[k] = sortedentries[0][fieldnumber[k]] |
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| 158 | for entry in sortedentries : |
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| 159 | curval = '-'.join([str(entry[fieldnumber[k]]) for k in keys]) |
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| 160 | prevval = '-'.join([str(prevkeys[k]) for k in keys]) |
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| 161 | if curval != prevval : |
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| 162 | summary = [ "*" ] * nbheaders |
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| 163 | for k in keys : |
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| 164 | summary[fieldnumber[k]] = prevkeys[k] |
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| 165 | for k in totals.keys() : |
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| 166 | summary[fieldnumber[k]] = totals[k]["convert"](totals[k]["value"]) |
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| 167 | newentries.append(summary) |
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| 168 | for k in totals.keys() : |
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| 169 | totals[k]["value"] = totals[k]["convert"](entry[fieldnumber[k]]) |
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| 170 | else : |
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| 171 | for k in totals.keys() : |
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| 172 | totals[k]["value"] += totals[k]["convert"](entry[fieldnumber[k]]) |
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| 173 | for k in keys : |
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| 174 | prevkeys[k] = entry[fieldnumber[k]] |
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| 175 | summary = [ "*" ] * nbheaders |
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| 176 | for k in keys : |
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| 177 | summary[fieldnumber[k]] = prevkeys[k] |
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| 178 | for k in totals.keys() : |
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| 179 | summary[fieldnumber[k]] = totals[k]["convert"](totals[k]["value"]) |
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| 180 | newentries.append(summary) |
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[2289] | 181 | return newentries |
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[2285] | 182 | |
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[2016] | 183 | def dumpWithSeparator(self, separator, entries) : |
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| 184 | """Dumps datas with a separator.""" |
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| 185 | for entry in entries : |
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[2264] | 186 | line = [] |
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| 187 | for value in entry : |
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| 188 | if type(value).__name__ in ("str", "NoneType") : |
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| 189 | line.append('"%s"' % str(value).replace(separator, "\\%s" % separator).replace('"', '\\"')) |
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| 190 | else : |
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| 191 | line.append(str(value)) |
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[2016] | 192 | try : |
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[2264] | 193 | self.outfile.write("%s\n" % separator.join(line)) |
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[2016] | 194 | except IOError, msg : |
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| 195 | sys.stderr.write("%s : %s\n" % (_("PyKota data dumper failed : I/O error"), msg)) |
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| 196 | return -1 |
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| 197 | return 0 |
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| 198 | |
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| 199 | def dumpCsv(self, entries, dummy) : |
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| 200 | """Dumps datas with a comma as the separator.""" |
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| 201 | return self.dumpWithSeparator(",", entries) |
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| 202 | |
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| 203 | def dumpSsv(self, entries, dummy) : |
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| 204 | """Dumps datas with a comma as the separator.""" |
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| 205 | return self.dumpWithSeparator(";", entries) |
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| 206 | |
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| 207 | def dumpTsv(self, entries, dummy) : |
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| 208 | """Dumps datas with a comma as the separator.""" |
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| 209 | return self.dumpWithSeparator("\t", entries) |
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| 210 | |
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| 211 | def dumpCups(self, entries, dummy) : |
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| 212 | """Dumps history datas as CUPS' page_log format.""" |
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| 213 | fieldnames = entries[0] |
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| 214 | fields = {} |
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| 215 | for i in range(len(fieldnames)) : |
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| 216 | fields[fieldnames[i]] = i |
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| 217 | sortindex = fields["jobdate"] |
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| 218 | entries = entries[1:] |
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[2034] | 219 | entries.sort(lambda m,n,si=sortindex : cmp(m[si], n[si])) |
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[2219] | 220 | for entry in entries : |
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[2016] | 221 | printername = entry[fields["printername"]] |
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| 222 | username = entry[fields["username"]] |
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| 223 | jobid = entry[fields["jobid"]] |
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| 224 | jobdate = DateTime.ISO.ParseDateTime(entry[fields["jobdate"]]) |
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| 225 | gmtoffset = jobdate.gmtoffset() |
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| 226 | jobdate = "%s %+03i00" % (jobdate.strftime("%d/%b/%Y:%H:%M:%S"), gmtoffset.hour) |
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| 227 | jobsize = entry[fields["jobsize"]] or 0 |
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| 228 | copies = entry[fields["copies"]] or 1 |
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| 229 | hostname = entry[fields["hostname"]] or "" |
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[2217] | 230 | billingcode = entry[fields["billingcode"]] or "-" |
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[2163] | 231 | for pagenum in range(1, jobsize+1) : |
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[2217] | 232 | self.outfile.write("%s %s %s [%s] %s %s %s %s\n" % (printername, username, jobid, jobdate, pagenum, copies, billingcode, hostname)) |
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[2016] | 233 | |
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| 234 | def dumpXml(self, entries, datatype) : |
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| 235 | """Dumps datas as XML.""" |
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| 236 | x = jaxml.XML_document(encoding="UTF-8") |
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| 237 | x.pykota(version=version.__version__, author=version.__author__) |
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| 238 | x.dump(storage=self.config.getStorageBackend()["storagebackend"], type=datatype) |
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| 239 | headers = entries[0] |
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| 240 | for entry in entries[1:] : |
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| 241 | x._push() |
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| 242 | x.entry() |
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[2264] | 243 | for (header, value) in zip(headers, entry) : |
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| 244 | strvalue = str(value) |
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| 245 | typval = type(value).__name__ |
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| 246 | if header in ("filename", "title", "options", "billingcode") \ |
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| 247 | and (typval == "str") : |
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| 248 | try : |
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| 249 | strvalue = unicode(strvalue, self.getCharset()).encode("UTF-8") |
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| 250 | except UnicodeError : |
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| 251 | pass |
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| 252 | strvalue = saxutils.escape(strvalue, { "'" : "'", \ |
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| 253 | '"' : """ }) |
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| 254 | x.attribute(strvalue, type=typval, name=header) |
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[2016] | 255 | x._pop() |
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| 256 | x._output(self.outfile) |
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