| 1 | #! /usr/bin/env python |
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| 2 | # -*- coding: ISO-8859-15 -*- |
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| 3 | |
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| 4 | # PyKotIcon - Windows System Tray Icon for PyKota |
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| 5 | # |
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| 6 | # (c) 2003-2004 Jerome Alet <alet@librelogiciel.com> |
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| 7 | # This program is free software; you can redistribute it and/or modify |
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| 8 | # it under the terms of the GNU General Public License as published by |
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| 9 | # the Free Software Foundation; either version 2 of the License, or |
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| 10 | # (at your option) any later version. |
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| 11 | # |
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| 12 | # This program is distributed in the hope that it will be useful, |
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| 13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 15 | # GNU General Public License for more details. |
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| 16 | # |
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| 17 | # You should have received a copy of the GNU General Public License |
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| 18 | # along with this program; if not, write to the Free Software |
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| 19 | # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. |
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| 20 | # |
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| 21 | # $Id$ |
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| 22 | # |
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| 23 | # |
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| 24 | |
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| 25 | import sys |
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| 26 | import os |
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| 27 | import urllib |
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| 28 | import urllib2 |
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| 29 | import locale |
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| 30 | import gettext |
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| 31 | |
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| 32 | if sys.platform == "win32" : |
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| 33 | isWindows = 1 |
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| 34 | try : |
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| 35 | import win32api |
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| 36 | except ImportError : |
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| 37 | raise ImportError, "Mark Hammond's Win32 Extensions are missing. Please install them." |
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| 38 | else : |
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| 39 | iconsdir = "." |
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| 40 | else : |
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| 41 | isWindows = 0 |
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| 42 | iconsdir = "/usr/share/pykoticon" # TODO : change this |
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| 43 | import pwd |
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| 44 | |
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| 45 | try : |
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| 46 | import wxPython.wx |
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| 47 | import wx |
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| 48 | import wx.grid as gridlib |
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| 49 | hasWxPython = 1 |
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| 50 | except ImportError : |
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| 51 | hasWxPython = 0 |
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| 52 | raise ImportError, "wxPython is missing. Please install it." |
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| 53 | |
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| 54 | #DUMPYKOTA_URL = "http://cgi.librelogiciel.com/cgi-bin/dumpykota.cgi" |
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| 55 | DUMPYKOTA_URL = "http://servmediup.unice.fr/cgi-bin/dumpykota.cgi" |
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| 56 | |
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| 57 | def getCurrentUserName() : |
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| 58 | """Retrieves the current user's name.""" |
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| 59 | if isWindows : |
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| 60 | return win32api.GetUserName() |
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| 61 | else : |
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| 62 | try : |
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| 63 | return pwd.getpwuid(os.geteuid())[0] |
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| 64 | except : |
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| 65 | return "** Unknown **" |
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| 66 | |
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| 67 | class Printer : |
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| 68 | """A class for PyKota Printers.""" |
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| 69 | def __init__(self, printername, priceperpage, priceperjob): |
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| 70 | """Initialize printer datas.""" |
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| 71 | self.PrinterName = printername |
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| 72 | try : |
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| 73 | self.PricePerPage = float(priceperpage) |
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| 74 | except (ValueError, TypeError) : |
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| 75 | self.PricePerPage = 0.0 |
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| 76 | try : |
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| 77 | self.PricePerJob = float(priceperjob) |
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| 78 | except (ValueError, TypeError) : |
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| 79 | self.PricePerJob = 0.0 |
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| 80 | |
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| 81 | class UserQuota : |
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| 82 | """A class for PyKota User Print Quota entries.""" |
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| 83 | def __init__(self, printername, pagecount, softlimit, hardlimit, datelimit): |
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| 84 | """Initialize user print quota datas.""" |
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| 85 | self.PrinterName = printername |
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| 86 | try : |
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| 87 | self.PageCounter = int(pagecount) |
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| 88 | except (ValueError, TypeError) : |
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| 89 | self.PageCounter = 0 |
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| 90 | try : |
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| 91 | self.SoftLimit = int(softlimit) |
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| 92 | except (ValueError, TypeError) : |
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| 93 | self.SoftLimit = None |
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| 94 | try : |
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| 95 | self.HardLimit = int(hardlimit) |
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| 96 | except (ValueError, TypeError) : |
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| 97 | self.HardLimit = None |
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| 98 | self.DateLimit = datelimit |
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| 99 | |
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| 100 | class User : |
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| 101 | """A class for PyKota users.""" |
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| 102 | def __init__(self, username, userinfo, userquotas, printers) : |
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| 103 | """Initialize user datas.""" |
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| 104 | self.UserName = username |
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| 105 | self.LimitBy = userinfo["limitby"][0].lower() |
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| 106 | try : |
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| 107 | self.Balance = float(userinfo["balance"][0]) |
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| 108 | except (ValueError, TypeError) : |
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| 109 | self.Balance = 0.0 |
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| 110 | try : |
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| 111 | self.LifeTimePaid = float(userinfo["lifetimepaid"][0]) |
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| 112 | except (ValueError, TypeError) : |
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| 113 | self.LifeTimePaid = 0.0 |
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| 114 | self.Printers = {} |
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| 115 | self.Quotas = {} |
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| 116 | for i in range(len(userquotas["printername"])) : |
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| 117 | printername = userquotas["printername"][i] |
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| 118 | try : |
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| 119 | pindex = printers["printername"].index(printername) |
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| 120 | except (ValueError, KeyError) : |
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| 121 | pass |
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| 122 | else : |
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| 123 | self.Printers[printername] = Printer(printername, \ |
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| 124 | printers["priceperpage"][pindex],\ |
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| 125 | printers["priceperjob"][pindex]) |
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| 126 | pagecounter = userquotas["pagecounter"][i] |
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| 127 | softlimit = userquotas["softlimit"][i] |
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| 128 | hardlimit = userquotas["hardlimit"][i] |
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| 129 | datelimit = userquotas["datelimit"][i] |
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| 130 | self.Quotas[printername] = UserQuota(printername, pagecounter, \ |
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| 131 | softlimit, hardlimit, \ |
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| 132 | datelimit) |
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| 133 | |
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| 134 | class CGINetworkInterface : |
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| 135 | """A class for all network interactions.""" |
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| 136 | def __init__(self, cgiurl, authname=None, authpw=None) : |
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| 137 | """Initialize CGI connection datas.""" |
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| 138 | self.cgiurl = cgiurl |
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| 139 | self.authname = authname |
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| 140 | self.authpw = authpw |
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| 141 | |
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| 142 | def retrieveDatas(self, arguments, fieldnames) : |
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| 143 | """Retrieve datas from the CGI script.""" |
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| 144 | args = { "report" : 1, |
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| 145 | "format" : "csv", |
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| 146 | } |
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| 147 | args.update(arguments) |
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| 148 | answer = {} |
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| 149 | try : |
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| 150 | url = "%s?%s" % (self.cgiurl, urllib.urlencode(args)) |
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| 151 | u = urllib2.urlopen(url) |
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| 152 | lines = u.readlines() |
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| 153 | except IOError, msg : |
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| 154 | raise IOError, _("Unable to retrieve %s : %s") % (url, msg) |
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| 155 | else : |
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| 156 | u.close() |
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| 157 | try : |
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| 158 | lines = [ line.strip().split(",") for line in lines ] |
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| 159 | fields = [field[1:-1] for field in lines[0]] |
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| 160 | indices = [fields.index(fname) for fname in fieldnames] |
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| 161 | answer = dict([ (fieldname, \ |
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| 162 | [ line[fields.index(fieldname)][1:-1] \ |
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| 163 | for line in lines[1:] ]) \ |
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| 164 | for fieldname in fieldnames ]) |
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| 165 | except : |
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| 166 | raise ValueError, _("Invalid datas retrieved from %s") % url |
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| 167 | return answer |
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| 168 | |
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| 169 | def getPrinters(self) : |
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| 170 | """Retrieve the printer's names.""" |
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| 171 | arguments = { "report" : 1, |
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| 172 | "format" : "csv", |
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| 173 | "datatype" : "printers", |
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| 174 | } |
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| 175 | return self.retrieveDatas(arguments, ["printername", "priceperpage", \ |
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| 176 | "priceperjob"]) |
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| 177 | |
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| 178 | def getUser(self, username) : |
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| 179 | """Retrieve the user's information.""" |
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| 180 | arguments = { "datatype" : "users", |
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| 181 | "filter" : "username=%s" % username, |
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| 182 | } |
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| 183 | return self.retrieveDatas(arguments, ("limitby", "balance", \ |
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| 184 | "lifetimepaid")) |
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| 185 | |
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| 186 | def getUserPQuotas(self, username) : |
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| 187 | """Retrieve the user's print quota information.""" |
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| 188 | arguments = { "datatype" : "upquotas", |
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| 189 | "filter" : "username=%s" % username, |
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| 190 | } |
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| 191 | return self.retrieveDatas(arguments, ("printername", "pagecounter", \ |
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| 192 | "softlimit", "hardlimit", \ |
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| 193 | "datelimit")) |
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| 194 | |
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| 195 | def getUserInfo(self, username) : |
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| 196 | """Retrieves the user account and quota information.""" |
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| 197 | info = self.getUser(username) |
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| 198 | if info : |
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| 199 | quotas = self.getUserPQuotas(username) |
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| 200 | return User(username, info, \ |
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| 201 | self.getUserPQuotas(username), \ |
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| 202 | self.getPrinters()) |
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| 203 | |
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| 204 | class PyKotIconGrid(gridlib.Grid) : |
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| 205 | """A class for user print quota entries.""" |
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| 206 | def __init__(self, parent, user) : |
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| 207 | gridlib.Grid.__init__(self, parent, -1) |
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| 208 | nbrows = len(user.Quotas.keys()) |
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| 209 | nbcols = 4 |
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| 210 | if user.LimitBy == "balance" : |
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| 211 | nbrows += 1 |
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| 212 | nbcols -= 1 |
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| 213 | self.CreateGrid(nbrows, nbcols) |
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| 214 | self.EnableEditing(False) |
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| 215 | if user.LimitBy == "balance" : |
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| 216 | self.SetColLabelValue(0, _("Page Counter")) |
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| 217 | self.SetColLabelValue(1, _("Price per Page")) |
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| 218 | self.SetColLabelValue(2, _("Price per Job")) |
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| 219 | attr = gridlib.GridCellAttr() |
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| 220 | attr.SetAlignment(wx.ALIGN_RIGHT, wx.ALIGN_CENTRE) |
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| 221 | attr.SetReadOnly(True) |
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| 222 | colour = wx.GREEN |
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| 223 | if user.Balance <= 0.0 : |
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| 224 | colour = wx.RED |
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| 225 | attr.SetBackgroundColour(colour) |
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| 226 | self.SetColAttr(0, attr) |
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| 227 | attr = gridlib.GridCellAttr() |
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| 228 | attr.SetAlignment(wx.ALIGN_RIGHT, wx.ALIGN_CENTRE) |
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| 229 | attr.SetReadOnly(True) |
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| 230 | self.SetColAttr(1, attr) |
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| 231 | self.SetColAttr(2, attr) |
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| 232 | i = 0 |
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| 233 | for printername in user.Printers.keys() : |
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| 234 | printer = user.Printers[printername] |
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| 235 | quota = user.Quotas[printername] |
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| 236 | self.SetRowLabelValue(i, printername) |
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| 237 | self.SetCellValue(i, 0, str(quota.PageCounter)) |
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| 238 | self.SetCellValue(i, 1, str(printer.PricePerPage)) |
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| 239 | self.SetCellValue(i, 2, str(printer.PricePerJob)) |
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| 240 | i += 1 |
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| 241 | self.SetRowLabelValue(i, "") |
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| 242 | self.SetCellValue(i, 0, _("CREDITS :") + (" %.2f" % user.Balance)) |
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| 243 | self.SetCellAlignment(i, 0, wx.ALIGN_CENTRE, wx.ALIGN_CENTRE) |
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| 244 | else : |
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| 245 | self.SetColLabelValue(0, _("Page Counter")) |
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| 246 | self.SetColLabelValue(1, _("Soft Limit")) |
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| 247 | self.SetColLabelValue(2, _("Hard Limit")) |
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| 248 | self.SetColLabelValue(3, _("Date Limit")) |
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| 249 | attr = gridlib.GridCellAttr() |
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| 250 | attr.SetAlignment(wx.ALIGN_RIGHT, wx.ALIGN_CENTRE) |
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| 251 | attr.SetReadOnly(True) |
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| 252 | self.SetColAttr(0, attr) |
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| 253 | attr = gridlib.GridCellAttr() |
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| 254 | attr.SetAlignment(wx.ALIGN_CENTRE, wx.ALIGN_CENTRE) |
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| 255 | attr.SetReadOnly(True) |
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| 256 | self.SetColAttr(1, attr) |
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| 257 | self.SetColAttr(2, attr) |
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| 258 | self.SetColAttr(3, attr) |
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| 259 | i = 0 |
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| 260 | for printername in user.Quotas.keys() : |
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| 261 | quota = user.Quotas[printername] |
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| 262 | self.SetRowLabelValue(i, printername) |
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| 263 | self.SetCellValue(i, 0, str(quota.PageCounter)) |
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| 264 | self.SetCellValue(i, 1, str(quota.SoftLimit)) |
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| 265 | self.SetCellValue(i, 2, str(quota.HardLimit)) |
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| 266 | self.SetCellValue(i, 3, str(quota.DateLimit)) |
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| 267 | colour = wx.GREEN |
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| 268 | if quota.SoftLimit is not None : |
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| 269 | if quota.PageCounter >= quota.SoftLimit : |
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| 270 | colour = wx.RED |
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| 271 | elif quota.HardLimit is not None : |
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| 272 | if quota.PageCounter >= quota.HardLimit : |
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| 273 | colour = wx.RED |
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| 274 | self.SetCellBackgroundColour(i, 0, colour) |
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| 275 | i += 1 |
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| 276 | self.AutoSize() |
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| 277 | |
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| 278 | class PyKotIcon(wxPython.wx.wxFrame): |
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| 279 | """Main class.""" |
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| 280 | def __init__(self, parent, id): |
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| 281 | wxPython.wx.wxFrame.__init__(self, parent, -1, \ |
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| 282 | _("PyKota Print Quota for user %s") % getCurrentUserName(), \ |
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| 283 | size = (460, -1), \ |
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| 284 | style = wxPython.wx.wxDEFAULT_FRAME_STYLE \ |
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| 285 | | wxPython.wx.wxSIZE_AUTO_HEIGHT \ |
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| 286 | | wxPython.wx.wxSIZE_AUTO_WIDTH \ |
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| 287 | | wxPython.wx.wxICONIZE \ |
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| 288 | | wxPython.wx.wxNO_FULL_REPAINT_ON_RESIZE) |
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| 289 | try : |
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| 290 | self.tbicon = wxPython.wx.wxTaskBarIcon() |
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| 291 | except AttributeError : |
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| 292 | self.tbicon = None # No taskbar icon facility, old wxWidgets maybe |
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| 293 | |
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| 294 | self.greenicon = wxPython.wx.wxIcon(os.path.join(iconsdir, "pykoticon-green.ico"), \ |
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| 295 | wxPython.wx.wxBITMAP_TYPE_ICO) |
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| 296 | self.redicon = wxPython.wx.wxIcon(os.path.join(iconsdir, "pykoticon-red.ico"), \ |
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| 297 | wxPython.wx.wxBITMAP_TYPE_ICO) |
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| 298 | |
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| 299 | self.SetIcon(self.greenicon) |
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| 300 | if self.tbicon is not None : |
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| 301 | self.tbicon.SetIcon(self.greenicon, "PyKotIcon") |
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| 302 | wxPython.wx.EVT_TASKBAR_LEFT_DCLICK(self.tbicon, self.OnTaskBarActivate) |
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| 303 | wxPython.wx.EVT_TASKBAR_RIGHT_UP(self.tbicon, self.OnTaskBarMenu) |
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| 304 | |
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| 305 | self.TBMENU_RESTORE = wx.NewId() |
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| 306 | self.TBMENU_CLOSE = wx.NewId() |
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| 307 | wxPython.wx.EVT_MENU(self.tbicon, self.TBMENU_RESTORE, \ |
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| 308 | self.OnTaskBarActivate) |
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| 309 | wxPython.wx.EVT_MENU(self.tbicon, self.TBMENU_CLOSE, \ |
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| 310 | self.OnTaskBarClose) |
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| 311 | self.menu = wxPython.wx.wxMenu() |
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| 312 | self.menu.Append(self.TBMENU_RESTORE, _("Show Print Quota")) |
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| 313 | self.menu.Append(self.TBMENU_CLOSE, _("Quit")) |
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| 314 | |
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| 315 | wxPython.wx.EVT_ICONIZE(self, self.OnIconify) |
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| 316 | wxPython.wx.EVT_CLOSE(self, self.OnClose) |
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| 317 | |
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| 318 | self.TBTIMER = wx.NewId() |
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| 319 | self.chrono = wxPython.wx.wxTimer(self, self.TBTIMER) |
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| 320 | wxPython.wx.EVT_TIMER(self, self.TBTIMER, self.OnChronoTimer) |
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| 321 | |
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| 322 | self.User = None |
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| 323 | self.networkInterface = CGINetworkInterface(DUMPYKOTA_URL) |
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| 324 | self.inTimer = False |
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| 325 | self.chrono.Start(250) # first time in 0.25 second |
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| 326 | |
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| 327 | def OnChronoTimer(self, event) : |
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| 328 | """Retrieves user's data quota information.""" |
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| 329 | # we stop it there, needed because we want to |
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| 330 | # change the delay the first time. |
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| 331 | self.chrono.Stop() |
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| 332 | if self.inTimer is False : # avoids re-entrance |
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| 333 | self.inTimer = True |
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| 334 | self.User = self.networkInterface.getUserInfo(getCurrentUserName()) |
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| 335 | if self.User.LimitBy == "balance" : |
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| 336 | if self.User.Balance <= 0.0 : |
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| 337 | self.SetIcon(self.redicon) |
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| 338 | if self.tbicon is not None : |
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| 339 | self.tbicon.SetIcon(self.redicon, "PyKotIcon") |
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| 340 | else : |
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| 341 | self.SetIcon(self.greenicon) |
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| 342 | if self.tbicon is not None : |
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| 343 | self.tbicon.SetIcon(self.greenicon, "PyKotIcon") |
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| 344 | else : |
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| 345 | isRed = False |
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| 346 | for q in self.User.Quotas.keys() : |
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| 347 | quota = self.User.Quotas[q] |
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| 348 | if quota.SoftLimit is not None : |
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| 349 | if quota.PageCounter >= quota.SoftLimit : |
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| 350 | isRed = True |
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| 351 | break |
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| 352 | elif quota.HardLimit is not None : |
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| 353 | if quota.PageCounter >= quota.HardLimit : |
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| 354 | isRed = True |
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| 355 | break |
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| 356 | if isRed is True : |
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| 357 | self.SetIcon(self.redicon) |
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| 358 | if self.tbicon is not None : |
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| 359 | self.tbicon.SetIcon(self.redicon, "PyKotIcon") |
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| 360 | else : |
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| 361 | self.SetIcon(self.greenicon) |
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| 362 | if self.tbicon is not None : |
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| 363 | self.tbicon.SetIcon(self.greenicon, "PyKotIcon") |
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| 364 | if hasattr(self, "quotasgrid") : |
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| 365 | self.quotasgrid.Close() |
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| 366 | self.quotasgrid.Destroy() |
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| 367 | del self.quotasgrid |
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| 368 | self.quotasgrid = PyKotIconGrid(self, self.User) |
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| 369 | self.inTimer = False |
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| 370 | # Now we want it every 3 minutes |
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| 371 | #self.chrono.Start(1000 * 60 * 3) # every 3 minutes |
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| 372 | self.chrono.Start(1000 * 20) # every 20 seconds |
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| 373 | |
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| 374 | def OnIconify(self, event) : |
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| 375 | self.Hide() |
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| 376 | |
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| 377 | def OnTaskBarActivate(self, event) : |
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| 378 | if self.IsIconized() : |
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| 379 | self.Iconize(False) |
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| 380 | if not self.IsShown() : |
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| 381 | self.Show(True) |
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| 382 | self.Raise() |
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| 383 | |
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| 384 | def OnClose(self, event) : |
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| 385 | if hasattr(self, "chrono") : |
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| 386 | self.chrono.Stop() |
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| 387 | del self.chrono |
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| 388 | if hasattr(self, "quotasgrid") : |
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| 389 | self.quotasgrid.Close() |
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| 390 | self.quotasgrid.Destroy() |
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| 391 | del self.quotasgrid |
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| 392 | if hasattr(self, "menu") : |
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| 393 | self.menu.Destroy() |
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| 394 | del self.menu |
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| 395 | if hasattr(self, "tbicon") : |
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| 396 | self.tbicon.Destroy() |
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| 397 | del self.tbicon |
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| 398 | self.Destroy() |
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| 399 | |
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| 400 | def OnTaskBarMenu(self, evt) : |
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| 401 | self.tbicon.PopupMenu(self.menu) |
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| 402 | |
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| 403 | def OnTaskBarClose(self, evt) : |
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| 404 | self.Close() |
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| 405 | #wxPython.wx.wxGetApp().ProcessIdle() |
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| 406 | |
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| 407 | class PyKotIconApp(wx.PySimpleApp): |
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| 408 | def OnInit(self) : |
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| 409 | try : |
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| 410 | frame = PyKotIcon(None, -1) |
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| 411 | except : |
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| 412 | crashed() |
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| 413 | else : |
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| 414 | frame.Show(True) |
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| 415 | return True |
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| 416 | |
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| 417 | def main(): |
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| 418 | """Program's entry point.""" |
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| 419 | try : |
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| 420 | locale.setlocale(locale.LC_ALL, "") |
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| 421 | except (locale.Error, IOError) : |
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| 422 | sys.stderr.write("Problem while setting locale.\n") |
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| 423 | try : |
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| 424 | gettext.install("pykoticon") |
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| 425 | except : |
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| 426 | gettext.NullTranslations().install() |
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| 427 | app = PyKotIconApp() |
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| 428 | app.MainLoop() |
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| 429 | |
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| 430 | def crashed() : |
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| 431 | """Minimal crash method.""" |
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| 432 | import traceback |
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| 433 | lines = [] |
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| 434 | for line in traceback.format_exception(*sys.exc_info()) : |
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| 435 | lines.extend([l for l in line.split("\n") if l]) |
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| 436 | msg = "ERROR: ".join(["%s\n" % l for l in (["ERROR: PyKotIcon"] + lines)]) |
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| 437 | sys.stderr.write(msg) |
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| 438 | sys.stderr.flush() |
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| 439 | |
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| 440 | def test() : |
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| 441 | """Runs in test mode (console).""" |
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| 442 | if len(sys.argv) >= 3 : |
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| 443 | username = sys.argv[2] |
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| 444 | else : |
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| 445 | username = getCurrentUserName() |
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| 446 | net = CGINetworkInterface(DUMPYKOTA_URL) |
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| 447 | user = net.getUserInfo(username) |
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| 448 | print "UserName : ", user.UserName |
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| 449 | print "LimitBy : ", user.LimitBy |
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| 450 | print "Balance : ", user.Balance |
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| 451 | for printername in user.Quotas.keys() : |
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| 452 | quota = user.Quotas[printername] |
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| 453 | print "\tPrinterName : ", printername |
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| 454 | print "\tPageCounter : ", quota.PageCounter |
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| 455 | print "\tSoftLimit : ", quota.SoftLimit |
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| 456 | print "\tHardLimit : ", quota.HardLimit |
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| 457 | print "\tDateLimit : ", quota.DateLimit |
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| 458 | print |
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| 459 | for printername in user.Printers.keys() : |
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| 460 | printer = user.Printers[printername] |
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| 461 | print "\tPrinterName : ", printername |
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| 462 | print "\tPrice per Page : ", printer.PricePerPage |
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| 463 | print "\tPrice per Job : ", printer.PricePerJob |
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| 464 | print |
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| 465 | |
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| 466 | if __name__ == '__main__': |
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| 467 | if (len(sys.argv) >= 2) and (sys.argv[1] == "--test") : |
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| 468 | test() |
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| 469 | else : |
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| 470 | main() |
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| 471 | |
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