1 | #! /usr/bin/python |
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2 | # -*- coding: utf-8 -*- |
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3 | |
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4 | # PyKota Print Quotes generator |
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5 | # |
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6 | # PyKota - Print Quotas for CUPS |
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7 | # |
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8 | # (c) 2003-2009 Jerome Alet <alet@librelogiciel.com> |
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9 | # This program is free software: you can redistribute it and/or modify |
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10 | # it under the terms of the GNU General Public License as published by |
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11 | # the Free Software Foundation, either version 3 of the License, or |
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12 | # (at your option) any later version. |
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13 | # |
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14 | # This program is distributed in the hope that it will be useful, |
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15 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | # GNU General Public License for more details. |
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18 | # |
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19 | # You should have received a copy of the GNU General Public License |
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20 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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21 | # |
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22 | # $Id$ |
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23 | # |
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24 | # |
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25 | |
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26 | import sys |
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27 | import os |
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28 | import cgi |
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29 | import urllib |
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30 | import cStringIO |
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31 | from xml.sax import saxutils |
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32 | |
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33 | import pykota.appinit |
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34 | |
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35 | from pykota import version, utils |
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36 | from pykota.tool import PyKotaTool |
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37 | from pykota.errors import PyKotaToolError |
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38 | |
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39 | from pkpgpdls import analyzer, pdlparser |
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40 | |
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41 | |
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42 | header = """Content-type: text/html;charset=%s |
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43 | |
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44 | <html> |
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45 | <head> |
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46 | <title>%s</title> |
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47 | <link rel="stylesheet" type="text/css" href="/pykota.css" /> |
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48 | </head> |
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49 | <body> |
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50 | <p> |
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51 | <form action="pykotme.cgi" method="POST" enctype="multipart/form-data"> |
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52 | <table> |
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53 | <tr> |
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54 | <td> |
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55 | <p> |
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56 | <a href="%s"><img src="%s?version=%s" alt="PyKota's Logo" /></a> |
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57 | <br /> |
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58 | <a href="%s">PyKota v%s</a> |
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59 | </p> |
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60 | </td> |
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61 | <td colspan="2"> |
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62 | <h1>%s</h1> |
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63 | </td> |
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64 | </tr> |
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65 | <tr> |
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66 | <td colspan="3" align="center"> |
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67 | <input type="submit" name="report" value="%s" /> |
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68 | </td> |
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69 | </tr> |
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70 | </table>""" |
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71 | |
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72 | footer = """ |
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73 | <table> |
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74 | <tr> |
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75 | <td colspan="3" align="center"> |
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76 | <input type="submit" name="report" value="%s" /> |
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77 | </td> |
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78 | </tr> |
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79 | </table> |
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80 | </form> |
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81 | </p> |
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82 | <hr width="25%%" /> |
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83 | <p> |
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84 | <font size="-2"> |
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85 | <a href="http://www.pykota.com/">%s</a> |
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86 | © %s %s |
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87 | <br /> |
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88 | <pre> |
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89 | %s |
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90 | </pre> |
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91 | </font> |
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92 | </p> |
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93 | </body> |
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94 | </html>""" |
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95 | |
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96 | class PyKotMeGUI(PyKotaTool) : |
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97 | """PyKota Quote's Generator GUI""" |
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98 | def guiDisplay(self) : |
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99 | """Displays the administrative interface.""" |
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100 | global header, footer |
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101 | content = [ header % (self.charset, _("PyKota Quotes"), \ |
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102 | self.config.getLogoLink(), \ |
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103 | self.config.getLogoURL(), version.__version__, \ |
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104 | self.config.getLogoLink(), \ |
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105 | version.__version__, _("PyKota Quotes"), \ |
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106 | _("Quote")) ] |
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107 | content.append(self.body) |
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108 | content.append(footer % (_("Quote"), |
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109 | version.__doc__, |
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110 | version.__years__, |
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111 | version.__author__, |
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112 | saxutils.escape(version.__gplblurb__))) |
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113 | for c in content : |
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114 | sys.stdout.write(c.encode(self.charset, "replace")) |
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115 | sys.stdout.flush() |
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116 | |
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117 | def error(self, message) : |
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118 | """Adds an error message to the GUI's body.""" |
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119 | if message : |
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120 | self.body = '<p><font color="red">%s</font></p>\n%s' % (message, self.body) |
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121 | |
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122 | def htmlListPrinters(self, selected=[], mask="*") : |
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123 | """Displays the printers multiple selection list.""" |
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124 | printers = self.storage.getMatchingPrinters(mask) |
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125 | selectednames = [p.Name for p in selected] |
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126 | message = '<table><tr><td valign="top">%s :</td><td valign="top"><select name="printers" multiple="multiple">' % _("Printer") |
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127 | for printer in printers : |
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128 | if printer.Name in selectednames : |
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129 | message += '<option value="%s" selected="selected">%s (%s)</option>' % (printer.Name, printer.Name, printer.Description) |
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130 | else : |
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131 | message += '<option value="%s">%s (%s)</option>' % (printer.Name, printer.Name, printer.Description) |
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132 | message += '</select></td></tr></table>' |
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133 | return message |
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134 | |
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135 | def guiAction(self) : |
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136 | """Main function""" |
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137 | printers = inputfile = None |
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138 | self.body = "<p>%s</p>\n" % _("Please click on the above button") |
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139 | if self.form.has_key("report") : |
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140 | if self.form.has_key("printers") : |
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141 | printersfield = self.form["printers"] |
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142 | if type(printersfield) != type([]) : |
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143 | printersfield = [ printersfield ] |
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144 | printers = [self.storage.getPrinter(p.value) for p in printersfield] |
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145 | else : |
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146 | printers = self.storage.getMatchingPrinters("*") |
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147 | if self.form.has_key("inputfile") : |
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148 | inputfile = self.form["inputfile"].value |
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149 | |
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150 | if os.environ.get("REMOTE_USER") is not None : |
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151 | self.body += self.htmlListPrinters(printers or []) |
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152 | self.body += "<br />" |
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153 | self.body += _("Filename") + " : " |
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154 | self.body += '<input type="file" size="64" name="inputfile" />' |
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155 | self.body += "<br />" |
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156 | if inputfile : |
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157 | try : |
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158 | parser = analyzer.PDLAnalyzer(cStringIO.StringIO(inputfile)) |
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159 | jobsize = parser.getJobSize() |
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160 | except pdlparser.PDLParserError, msg : |
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161 | self.body += '<p><font color="red">%s</font></p>' % msg |
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162 | jobsize = 0 # unknown file format ? |
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163 | else : |
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164 | self.body += "<p>%s</p>" % (_("Job size : %i pages") % jobsize) |
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165 | |
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166 | remuser = os.environ.get("REMOTE_USER") |
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167 | # special hack to accomodate mod_auth_ldap Apache module |
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168 | try : |
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169 | remuser = remuser.split("=")[1].split(",")[0] |
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170 | except : |
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171 | pass |
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172 | if not remuser : |
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173 | self.body += "<p>%s</p>" % _("The exact cost of a print job can only be determined for a particular user. Please retry while logged-in.") |
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174 | else : |
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175 | try : |
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176 | user = self.storage.getUser(remuser) |
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177 | if user.Exists : |
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178 | if user.LimitBy == "noprint" : |
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179 | self.body += "<p>%s</p>" % _("Your account settings forbid you to print at this time.") |
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180 | else : |
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181 | for printer in printers : |
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182 | upquota = self.storage.getUserPQuota(user, printer) |
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183 | if upquota.Exists : |
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184 | if printer.MaxJobSize and (jobsize > printer.MaxJobSize) : |
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185 | msg = _("You are not allowed to print so many pages on printer %s at this time.") % printer.Name |
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186 | else : |
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187 | cost = upquota.computeJobPrice(jobsize) |
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188 | msg = _("Cost on printer %s : %.2f") % (printer.Name, cost) |
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189 | if printer.PassThrough : |
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190 | msg = "%s (%s)" % (msg, _("won't be charged, printer is in passthrough mode")) |
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191 | elif user.LimitBy == "nochange" : |
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192 | msg = "%s (%s)" % (msg, _("won't be charged, your account is immutable")) |
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193 | self.body += "<p>%s</p>" % msg |
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194 | except : |
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195 | self.body += '<p><font color="red">%s</font></p>' % self.crashed("CGI Error").replace("\n", "<br />") |
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196 | |
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197 | if __name__ == "__main__" : |
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198 | utils.reinitcgilocale() |
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199 | admin = PyKotMeGUI() |
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200 | admin.deferredInit() |
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201 | admin.form = cgi.FieldStorage() |
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202 | admin.guiAction() |
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203 | admin.guiDisplay() |
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204 | try : |
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205 | admin.storage.close() |
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206 | except (TypeError, NameError, AttributeError) : |
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207 | pass |
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208 | |
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209 | sys.exit(0) |
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