[impression] menage

archive/impression_old/crans_backend.py

+#!/usr/bin/env python
+# -*- coding: iso-8859-15 -*-
+
+# Fonctions utilises par les backend devis et laserjet
+# crit par Benoit avec la contribution de Brice et Fred
+
+# Licence : GNU General Public Licence, version 2
+
+import sys, tempfile
+import couts
+sys.path.append('/usr/scripts/gestion')
+from ldap_crans import crans_ldap
+
+
+def preliminaires(arguments, description):
+    """ Verifie le nombre d'arguments passes.
+    Si pas d'arguments : print description,
+    si le bon nombre d'argument : retourne le fichier nettoye,
+    sinon sort sans stopper.
+    """
+
+    # \x1B est le caractere d'chappement chap.
+    UEL="\x1B%-12345X"
+
+    if len(arguments) == 1 :
+        print description
+        sys.exit(0)
+
+    if len(arguments) not in (6, 7) :
+        sys.stderr.write("ERROR: %s job-id user title copies options [file]\n" % arguments[0])
+        sys.exit(0) # On n'arrte pas l'imprimante
+
+    if arguments[-1].find('/') != -1 :
+        try:
+            # Fichier fourni
+            entree = open(arguments[-1])
+        except:
+            # Des fois les options contiennent un / ...
+            entree = sys.stdin
+    else :
+        # Lecture sur entre standard
+        entree = sys.stdin
+
+    ## On nettoie le fichier :
+    fic = tempfile.NamedTemporaryFile()
+    ligne = entree.readline()
+    # On enlve les options qui nous gnent et on rend le fichier propre
+    while ligne:
+        # On ne choisit pas le bac de sortie
+        if ligne.find('%%BeginFeature: *OutputBin') != -1:
+            while ligne.find('%%EndFeature') == -1:
+                ligne = entree.readline()
+            ligne = entree.readline()
+        # On ne choisit pas le bac d'entree sauf si transparent
+        if ligne.find('%%BeginFeature: *InputSlot') != -1:
+            if ligne.find('Transparency') == -1:
+                while ligne.find('%%EndFeature') == -1:
+                    ligne = entree.readline()
+                ligne = entree.readline()
+        # On limine les instructions PJL
+        # Normalement on n'est pas oblig de retirer le UEL
+        # mais c'est plus propre
+        while ligne.startswith('@PJL') or ligne.startswith(UEL):
+            ligne = entree.readline()
+        fic.write(ligne)
+        ligne = entree.readline()
+    fic.flush()
+    return fic
+
+
+def utilisateur(user, rw):
+    """ Renvoie l'adherent qui imprime le job
+    * user est l'utilisateur (argument n2 des paramtres passs au backend)
+    * rw vaut 1 si on veut modifier le compte LDAP de l'adhrent,
+      0 dans le cas contraire
+    """
+
+    # Impression en local avec les certificats (possible pour le groupe adm)
+    if user=="root":
+        sys.stderr.write("ERROR: Utilisateur root pass en paramtre.\n")
+        sys.exit(0) # On conclue l'impression
+
+    # Rcupration de l'adhrent
+    try:
+        base = crans_ldap()
+        if rw == 0 :
+            res=base.search("login=%s"%user)['adherent']
+        else:
+            res=base.search("login=%s"%user,'w')['adherent']
+    except:
+        sys.stderr.write("ERROR: Erreur : Base LDAP non joignable\n")
+        sys.exit(0) # On arrete l'impression
+
+    # Si on ne trouve rien :
+    if len(res) != 1 :
+        sys.stderr.write("ERROR: Erreur : adhrent %s non trouv\n" % user)
+        sys.exit(0) # On conclue l'impression sans stopper l'imprimante
+
+    adherent = res[0]
+    sys.stderr.write("DEBUG: Adherent %s recupere.\n" % adherent.Nom())
+    return adherent
+
+
+def calcul_prix(nom_fic):
+    """Calcul le prix du fichier nom_fic"""
+
+##     #Temporaire pour debugage
+##     fs=open(nom_fic,'r')
+##     fd=open('/tmp/benoit_Routard','w')
+##     while 1:
+##         txt=fs.readline()
+##         if txt == '':
+##             break
+##         fd.write(txt)
+##     fs.close()
+##     fd.close()
+
+    # Calcul du cout de l'impression :
+    try:
+        prix = couts.cout(nom_fic)
+    except:
+        sys.stderr.write("ERROR: Erreur : Impossible de calculer le couts de %s." % nom_fic)
+        sys.exit(1) # On arrete l'imprimante
+
+    if prix.erreur == "Taille invalide":
+        sys.stderr.write("ERROR: Erreur de taille de papier (%s).\n" % prix.taille)
+    elif prix.erreur:
+        sys.stderr.write("ERROR: Erreur du calcul du prix : %s.\n" % prix.erreur)
+    else:
+        sys.stderr.write("DEBUG: Prix calcule : %s euros (%s, %s).\n" % (prix.c_total_euros, prix.taille, prix.recto_v) )
+
+    return prix
+
+
+def send_email(sender, recipient, subject, body):
+    """Send an email.
+
+    All arguments should be Unicode strings (plain ASCII works as well).
+
+    Only the real name part of sender and recipient addresses may contain
+    non-ASCII characters.
+
+    The email will be properly MIME encoded and delivered though SMTP to
+    localhost port 25.  This is easy to change if you want something different.
+
+    The charset of the email will be the first one out of US-ASCII, ISO-8859-1
+    and UTF-8 that can represent all the characters occurring in the email.
+    """
+    from smtplib import SMTP
+    from email.MIMEText import MIMEText
+    from email.Header import Header
+    from email.Utils import parseaddr, formataddr
+
+    # Header class is smart enough to try US-ASCII, then the charset we
+    # provide, then fall back to UTF-8.
+    header_charset = 'ISO-8859-1'
+
+    # We must choose the body charset manually
+    for body_charset in 'US-ASCII', 'ISO-8859-1', 'UTF-8':
+        try:
+            body.encode(body_charset)
+        except UnicodeError:
+            pass
+        else:
+            break
+
+    # Split real name (which is optional) and email address parts
+    sender_name, sender_addr = parseaddr(sender)
+    recipient_name, recipient_addr = parseaddr(recipient)
+
+    # We must always pass Unicode strings to Header, otherwise it will
+    # use RFC 2047 encoding even on plain ASCII strings.
+    sender_name = str(Header(unicode(sender_name), header_charset))
+    recipient_name = str(Header(unicode(recipient_name), header_charset))
+
+    # Make sure email addresses do not contain non-ASCII characters
+    sender_addr = sender_addr.encode('ascii')
+    recipient_addr = recipient_addr.encode('ascii')
+
+    # Create the message ('plain' stands for Content-Type: text/plain)
+    msg = MIMEText(body.encode(body_charset), 'plain', body_charset)
+    msg['From'] = formataddr((sender_name, sender_addr))
+    msg['To'] = formataddr((recipient_name, recipient_addr))
+    msg['Subject'] = Header(unicode(subject), header_charset)
+
+    # Send the message via SMTP to localhost:25
+    smtp = SMTP("localhost")
+    smtp.sendmail(sender, recipient, msg.as_string())
+    smtp.quit()

archive/impression_old/imprime.py

+import crans.impression
+import crans.impression.digicode
+import crans.ldap_crans_test
+import os, sys
+# ######################################################## #
+#                 COMMAND LINE OPTION                      #
+# ######################################################## #
+#
+#
+OPTIONS_AGRAFES = {
+    0: crans.impression.PAS_D_AGRAPHES,
+    -1: crans.impression.AGRAPHE_DIAGONALE,
+    1: crans.impression.UNE_AGRAPHE,
+    2: crans.impression.DEUX_AGRAPHE,
+    3: crans.impression.TROIS_AGRAPHE,
+    6: crans.impression.STITCHING,
+}
+OPTIONS_NOIRETBLANC = {
+	False: crans.impression.IMPRESSION_COULEUR,
+	True: crans.impression.IMPRESSION_NB
+}
+OPTIONS_RECTOVERSO = {
+	False: crans.impression.IMPRESSION_RECTO,
+	True: crans.impression.IMPRESSION_RECTO_VERSO
+}
+
+from optparse import OptionParser
+
+parser = OptionParser("usage: %prog [options] pdf")
+parser.add_option("-a", "--agrafes",
+    action="store", type='int', dest="agrafes", default=0,
+    help="Choix du mode d'agrafes (%s)" % ", ".join(["%s: %s" % (val, crans.impression.LABELS[OPTIONS_AGRAFES[val]]) for val in OPTIONS_AGRAFES.keys()]))
+parser.add_option("-p", "--papier",
+    action="store", type="string", dest="typepapier",
+    help="Choix papier (%s)" % ", ".join(["%s: %s" % (val, crans.impression.LABELS[val]) for val in crans.impression.PAPIER_VALEURS_POSSIBLES]))
+parser.add_option("-r", "--recto-verso",
+    action="store_true", dest="rectoverso", default=False,
+    help="Impression recto-verso")
+parser.add_option("-c", "--copies",
+    action="store", type="int", dest="copies",
+    help="Nombre de copies")
+
+parser.add_option("-n", "--noir-et-blanc",
+    action="store_true", dest="noiretblanc", default=False,
+    help="impression en noir et blanc")
+
+
+(options, args) = parser.parse_args()
+
+if len(args) != 1:
+    parser.error("Nombre d'arguments incorect")
+PDF_PATH = os.path.join(os.getcwd(), args[0])
+USER_LOGIN =  os.getlogin()
+
+print("Analyse du fichier...")
+lpr = crans.impression.impression(PDF_PATH, USER_LOGIN)
+
+try:
+	lpr.changeSettings(agraphes=OPTIONS_AGRAFES[options.agrafes],
+					papier=options.typepapier,
+					couleurs=OPTIONS_NOIRETBLANC[options.noiretblanc],
+					recto_verso = OPTIONS_RECTOVERSO[options.rectoverso],
+					copies=options.copies )
+except crans.impression.SettingsError, e:
+	print "erreur: %s" % e
+	sys.exit(1)
+
+lpr.printSettings()
+
+print "Prix total : %s Euros" % str(lpr.prix())

archive/impression_old/ipp.py

+#! /usr/bin/env python
+# -*- coding: ISO-8859-15 -*-
+#
+# PyKota - Print Quotas for CUPS and LPRng
+#
+# (c) 2003-2004 Jerome Alet <alet@librelogiciel.com>
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
+#
+# $Id: ipp.py,v 1.2 2004/12/03 20:29:33 jalet Exp $
+#
+# $Log: ipp.py,v $
+# Revision 1.2  2004/12/03 20:29:33  jalet
+# ipp.py can now be run in standalone mode for testing purposes
+#
+# Revision 1.1  2004/11/06 22:35:58  jalet
+# Added a miniparser for IPP messages (RFC 2910). The job-originating-host-name
+# retrieval is now fiable, unless the CUPS developpers change something...
+#
+#
+
+import sys
+from struct import unpack
+
+OPERATION_ATTRIBUTES_TAG = 0x01
+JOB_ATTRIBUTES_TAG = 0x02
+END_OF_ATTRIBUTES_TAG = 0x03
+PRINTER_ATTRIBUTES_TAG = 0x04
+UNSUPPORTED_ATTRIBUTES_TAG = 0x05
+
+class PyKotaIPPError(Exception):
+    """An exception for PyKota IPP related stuff."""
+    def __init__(self, message = ""):
+        self.message = message
+        Exception.__init__(self, message)
+    def __repr__(self):
+        return self.message
+    __str__ = __repr__
+
+class IPPMessage :
+    """A class for IPP message files."""
+    def __init__(self, data) :
+        """Initializes an IPP Message object."""
+        self.data = data
+        self._attributes = {}
+        self.curname = None
+        self.tags = [ None ] * 256      # by default all tags reserved
+        
+        # Delimiter tags
+        self.tags[0x01] = "operation-attributes-tag"
+        self.tags[0x02] = "job-attributes-tag"
+        self.tags[0x03] = "end-of-attributes-tag"
+        self.tags[0x04] = "printer-attributes-tag"
+        self.tags[0x05] = "unsupported-attributes-tag"
+        
+        # out of band values
+        self.tags[0x10] = "unsupported"
+        self.tags[0x11] = "reserved-for-future-default"
+        self.tags[0x12] = "unknown"
+        self.tags[0x13] = "no-value"
+        
+        # integer values
+        self.tags[0x20] = "generic-integer"
+        self.tags[0x21] = "integer"
+        self.tags[0x22] = "boolean"
+        self.tags[0x23] = "enum"
+        
+        # octetString
+        self.tags[0x30] = "octetString-with-an-unspecified-format"
+        self.tags[0x31] = "dateTime"
+        self.tags[0x32] = "resolution"
+        self.tags[0x33] = "rangeOfInteger"
+        self.tags[0x34] = "reserved-for-collection"
+        self.tags[0x35] = "textWithLanguage"
+        self.tags[0x36] = "nameWithLanguage"
+        
+        # character strings
+        self.tags[0x20] = "generic-character-string"
+        self.tags[0x41] = "textWithoutLanguage"
+        self.tags[0x42] = "nameWithoutLanguage"
+        # self.tags[0x43] = "reserved"
+        self.tags[0x44] = "keyword"
+        self.tags[0x45] = "uri"
+        self.tags[0x46] = "uriScheme"
+        self.tags[0x47] = "charset"
+        self.tags[0x48] = "naturalLanguage"
+        self.tags[0x49] = "mimeMediaType"
+        
+        # now parses the IPP message
+        self.parse()
+        
+    def __getattr__(self, attrname) :    
+        """Allows self.attributes to return the attributes names."""
+        if attrname == "attributes" :
+            keys = self._attributes.keys()
+            keys.sort()
+            return keys
+        raise AttributeError, attrname
+            
+    def __getitem__(self, ippattrname) :    
+        """Fakes a dictionnary d['key'] notation."""
+        value = self._attributes.get(ippattrname)
+        if value is not None :
+            if len(value) == 1 :
+                value = value[0]
+        return value        
+    get = __getitem__    
+        
+    def parseTag(self) :    
+        """Extracts information from an IPP tag."""
+        pos = self.position
+        valuetag = self.tags[ord(self.data[pos])]
+        # print valuetag.get("name")
+        pos += 1
+        posend = pos2 = pos + 2
+        namelength = unpack(">H", self.data[pos:pos2])[0]
+        if not namelength :
+            name = self.curname
+        else :    
+            posend += namelength
+            self.curname = name = self.data[pos2:posend]
+        pos2 = posend + 2
+        valuelength = unpack(">H", self.data[posend:pos2])[0]
+        posend = pos2 + valuelength
+        value = self.data[pos2:posend]
+        oldval = self._attributes.setdefault(name, [])
+        oldval.append(value)
+        return posend - self.position
+        
+    def operation_attributes_tag(self) : 
+        """Indicates that the parser enters into an operation-attributes-tag group."""
+        return self.parseTag()
+        
+    def job_attributes_tag(self) : 
+        """Indicates that the parser enters into an operation-attributes-tag group."""
+        return self.parseTag()
+        
+    def printer_attributes_tag(self) : 
+        """Indicates that the parser enters into an operation-attributes-tag group."""
+        return self.parseTag()
+        
+    def parse(self) :
+        """Parses an IPP Message.
+        
+           NB : Only a subset of RFC2910 is implemented.
+           We are only interested in textual informations for now anyway.
+        """
+        self.version = "%s.%s" % (ord(self.data[0]), ord(self.data[1]))
+        self.operation_id = "0x%04x" % unpack(">H", self.data[2:4])[0]
+        self.request_id = "0x%08x" % unpack(">I", self.data[4:8])[0]
+        self.position = 8
+        try :
+            tag = ord(self.data[self.position])
+            while tag != END_OF_ATTRIBUTES_TAG :
+                self.position += 1
+                name = self.tags[tag]
+                if name is not None :
+                    func = getattr(self, name.replace("-", "_"), None)
+                    if func is not None :
+                        self.position += func()
+                        if ord(self.data[self.position]) > UNSUPPORTED_ATTRIBUTES_TAG :
+                            self.position -= 1
+                            continue
+                tag = ord(self.data[self.position])
+        except IndexError :
+            raise PyKotaIPPError, "Unexpected end of IPP message."
+            
+if __name__ == "__main__" :            
+    if len(sys.argv) < 2 :
+        print "usage : python ipp.py /var/spool/cups/c00005 (for example)\n"
+    else :    
+        infile = open(sys.argv[1])
+        message = IPPMessage(infile.read())
+        infile.close()
+        print "Client user name : %s" % message["job-originating-user-name"]

impression/canon_wrapper.py

 #!/usr/bin/python
 # -*- encoding: utf-8 -*-
+# canon_wrapper.py
+# Authors: Daniel STAN <dstan@crans.org>
+#          Antoine Durand-Gasselin <adg@crans.org>
+# License: GPLv3
 
 import requests #pip install requests
 # See: