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Python Compiled Bytecode  |  2009-04-20  |  23.3 KB  |  719 lines
  1. # Source Generated with Decompyle++
  2. # File: in.pyc (Python 2.6)
  3.  
  4. from __future__ import generators
  5. import sys
  6. import os
  7. import threading
  8. import cPickle
  9. import time
  10. from cStringIO import StringIO
  11. import struct
  12. from base.g import *
  13. from base.codes import *
  14. from base.ldif import LDIFParser
  15. from base import device, utils, vcard
  16. from prnt import cups
  17.  
  18. try:
  19.     import coverpages
  20. except ImportError:
  21.     pass
  22.  
  23.  
  24. try:
  25.     import dbus
  26. except ImportError:
  27.     log.error('dbus is required for PC send fax.')
  28.  
  29. STATUS_IDLE = 0
  30. STATUS_PROCESSING_FILES = 1
  31. STATUS_SENDING_TO_RECIPIENT = 2
  32. STATUS_DIALING = 3
  33. STATUS_CONNECTING = 4
  34. STATUS_SENDING = 5
  35. STATUS_COMPLETED = 6
  36. STATUS_CREATING_COVER_PAGE = 7
  37. STATUS_ERROR = 8
  38. STATUS_BUSY = 9
  39. STATUS_CLEANUP = 10
  40. EVENT_FAX_SEND_CANCELED = 1
  41. RESOLUTION_STD = 1
  42. RESOLUTION_FINE = 2
  43. RESOLUTION_300DPI = 3
  44. FILE_HEADER_SIZE = 28
  45. PAGE_HEADER_SIZE = 24
  46.  
  47. class FaxLDIFParser(LDIFParser):
  48.     
  49.     def __init__(self, input, db):
  50.         LDIFParser.__init__(self, input)
  51.         self.db = db
  52.  
  53.     
  54.     def handle(self, dn, entry):
  55.         pass
  56.  
  57.  
  58.  
  59. class FaxAddressBook(object):
  60.     
  61.     def __init__(self):
  62.         self._data = { }
  63.         self.load()
  64.  
  65.     
  66.     def load(self):
  67.         self._fab = os.path.join(prop.user_dir, 'fab.pickle')
  68.         if os.path.exists(self._fab):
  69.             pickle_file = open(self._fab, 'r')
  70.             self._data = cPickle.load(pickle_file)
  71.             pickle_file.close()
  72.         else:
  73.             self.save()
  74.  
  75.     
  76.     def set(self, name, title, firstname, lastname, fax, groups, notes):
  77.         
  78.         try:
  79.             grps = [ unicode(s) for s in groups ]
  80.         except UnicodeDecodeError:
  81.             grps = [ unicode(s.decode('utf-8')) for s in groups ]
  82.         except:
  83.             []
  84.  
  85.         self._data[unicode(name)] = {
  86.             'name': unicode(name),
  87.             'title': unicode(title),
  88.             'firstname': unicode(firstname),
  89.             'lastname': unicode(lastname),
  90.             'fax': unicode(fax),
  91.             'notes': unicode(notes),
  92.             'groups': grps }
  93.         self.save()
  94.  
  95.     insert = set
  96.     
  97.     def set_key_value(self, name, key, value):
  98.         self._data[unicode(name)][key] = value
  99.         self.save()
  100.  
  101.     
  102.     def get(self, name):
  103.         return self._data.get(name, None)
  104.  
  105.     select = get
  106.     
  107.     def rename(self, old_name, new_name):
  108.         
  109.         try:
  110.             self._data[old_name]
  111.         except KeyError:
  112.             return None
  113.  
  114.         
  115.         try:
  116.             self._data[new_name]
  117.         except KeyError:
  118.             self._data[new_name] = self._data[old_name].copy()
  119.             del self._data[old_name]
  120.             self.save()
  121.  
  122.  
  123.     
  124.     def get_all_groups(self):
  125.         all_groups = []
  126.         for e, v in self._data.items():
  127.             for g in v['groups']:
  128.                 if g not in all_groups:
  129.                     all_groups.append(g)
  130.                     continue
  131.             
  132.         
  133.         return all_groups
  134.  
  135.     
  136.     def get_all_records(self):
  137.         return self._data
  138.  
  139.     
  140.     def get_all_names(self):
  141.         return self._data.keys()
  142.  
  143.     
  144.     def save(self):
  145.         
  146.         try:
  147.             pickle_file = open(self._fab, 'w')
  148.             cPickle.dump(self._data, pickle_file, cPickle.HIGHEST_PROTOCOL)
  149.             pickle_file.close()
  150.         except IOError:
  151.             log.error('I/O error saving fab file.')
  152.  
  153.  
  154.     
  155.     def clear(self):
  156.         self._data = { }
  157.         self.save()
  158.  
  159.     
  160.     def delete(self, name):
  161.         if name in self._data:
  162.             del self._data[name]
  163.             self.save()
  164.             return True
  165.         return False
  166.  
  167.     
  168.     def last_modification_time(self):
  169.         
  170.         try:
  171.             return os.stat(self._fab).st_mtime
  172.         except OSError:
  173.             return 0
  174.  
  175.  
  176.     
  177.     def update_groups(self, group, members):
  178.         for e, v in self._data.items():
  179.             if v['name'] in members:
  180.                 if group not in v['groups']:
  181.                     v['groups'].append(unicode(group))
  182.                 
  183.             group not in v['groups']
  184.             if group in v['groups']:
  185.                 v['groups'].remove(unicode(group))
  186.                 continue
  187.         
  188.         self.save()
  189.  
  190.     
  191.     def delete_group(self, group):
  192.         for e, v in self._data.items():
  193.             if group in v['groups']:
  194.                 v['groups'].remove(unicode(group))
  195.                 continue
  196.         
  197.         self.save()
  198.  
  199.     
  200.     def group_members(self, group):
  201.         members = []
  202.         for e, v in self._data.items():
  203.             if group in v['groups']:
  204.                 members.append(e)
  205.                 continue
  206.         
  207.         return members
  208.  
  209.     
  210.     def add_to_group(self, group, members):
  211.         group_members = self.group_members(group)
  212.         self.update_groups(group, group_members + members)
  213.  
  214.     
  215.     def remove_from_group(self, group, remove_members):
  216.         group_members = self.group_members(group)
  217.         new_group_members = []
  218.         for m in group_members:
  219.             if m not in remove_members:
  220.                 new_group_members.append(m)
  221.                 continue
  222.         
  223.         self.update_groups(group, new_group_members)
  224.  
  225.     
  226.     def rename_group(self, old_group, new_group):
  227.         members = self.group_members(old_group)
  228.         self.update_groups(old_group, [])
  229.         self.update_groups(new_group, members)
  230.  
  231.     
  232.     def import_ldif(self, filename):
  233.         
  234.         try:
  235.             data = open(filename, 'r').read()
  236.             log.debug_block(filename, data)
  237.             parser = FaxLDIFParser(open(filename, 'r'), self)
  238.             parser.parse()
  239.             self.save()
  240.             return (True, '')
  241.         except ValueError:
  242.             e = None
  243.             return (False, e.message)
  244.  
  245.  
  246.     
  247.     def import_vcard(self, filename):
  248.         data = file(filename, 'r').read()
  249.         log.debug_block(filename, data)
  250.         for card in vcard.VCards(vcard.VFile(vcard.opentextfile(filename))):
  251.             log.debug(card)
  252.             if card['name']:
  253.                 fax = ''
  254.                 for x in range(1, 9999):
  255.                     if x == 1:
  256.                         s = 'phone'
  257.                     else:
  258.                         s = 'phone%d' % x
  259.                     
  260.                     try:
  261.                         card[s]
  262.                     except KeyError:
  263.                         break
  264.                         continue
  265.  
  266.                     if 'fax' in card[s]['type']:
  267.                         fax = card[s]['number']
  268.                         break
  269.                         continue
  270.                 
  271.                 org = card.get('organisation', '')
  272.                 if org:
  273.                     org = [
  274.                         org]
  275.                 else:
  276.                     org = card.get('categories', '').split(';')
  277.                     if not org:
  278.                         org = []
  279.                     
  280.                 org.append(u'All')
  281.                 groups = _[1]
  282.                 name = card['name']
  283.                 notes = card.get('notes', u'')
  284.                 log.debug('Import: name=%s, fax=%s group(s)=%s notes=%s' % (name, fax, ','.join(groups), notes))
  285.                 self.set(name, u'', u'', u'', fax, groups, notes)
  286.                 continue
  287.             []
  288.         
  289.         return (True, '')
  290.  
  291.  
  292.  
  293. class FaxDevice(device.Device):
  294.     
  295.     def __init__(self, device_uri = None, printer_name = None, callback = None, fax_type = FAX_TYPE_NONE, disable_dbus = False):
  296.         device.Device.__init__(self, device_uri, printer_name, None, callback, disable_dbus)
  297.         self.send_fax_thread = None
  298.         self.upload_log_thread = None
  299.         self.fax_type = fax_type
  300.         if not disable_dbus:
  301.             session_bus = dbus.SessionBus()
  302.             self.service = session_bus.get_object('com.hplip.StatusService', '/com/hplip/StatusService')
  303.         else:
  304.             self.service = None
  305.  
  306.     
  307.     def setPhoneNum(self, num):
  308.         raise AttributeError
  309.  
  310.     
  311.     def getPhoneNum(self):
  312.         raise AttributeError
  313.  
  314.     phone_num = property(getPhoneNum, setPhoneNum)
  315.     
  316.     def setStationName(self, name):
  317.         raise AttributeError
  318.  
  319.     
  320.     def getStationName(self):
  321.         raise AttributeError
  322.  
  323.     station_name = property(getStationName, setStationName)
  324.     
  325.     def setDateAndTime(self):
  326.         raise AttributeError
  327.  
  328.     
  329.     def uploadLog(self):
  330.         raise AttributeError
  331.  
  332.     
  333.     def isUploadLogActive(self):
  334.         raise AttributeError
  335.  
  336.     
  337.     def waitForUploadLogThread(self):
  338.         raise AttributeError
  339.  
  340.     
  341.     def sendFaxes(self, phone_num_list, fax_file_list, cover_message = '', cover_re = '', cover_func = None, preserve_formatting = False, printer_name = '', update_queue = None, event_queue = None):
  342.         raise AttributeError
  343.  
  344.     
  345.     def isSendFaxActive(self):
  346.         if self.send_fax_thread is not None:
  347.             return self.send_fax_thread.isAlive()
  348.         return False
  349.  
  350.     
  351.     def waitForSendFaxThread(self):
  352.         if self.send_fax_thread is not None and self.send_fax_thread.isAlive():
  353.             
  354.             try:
  355.                 self.send_fax_thread.join()
  356.             except KeyboardInterrupt:
  357.                 pass
  358.             except:
  359.                 None<EXCEPTION MATCH>KeyboardInterrupt
  360.             
  361.  
  362.         None<EXCEPTION MATCH>KeyboardInterrupt
  363.  
  364.  
  365.  
  366. def getFaxDevice(device_uri = None, printer_name = None, callback = None, fax_type = FAX_TYPE_NONE, disable_dbus = False):
  367.     if fax_type == FAX_TYPE_NONE:
  368.         if device_uri is None and printer_name is not None:
  369.             printers = cups.getPrinters()
  370.             for p in printers:
  371.                 if p.name.lower() == printer_name.lower():
  372.                     device_uri = p.device_uri
  373.                     break
  374.                     continue
  375.             else:
  376.                 raise Error(ERROR_DEVICE_NOT_FOUND)
  377.         if device_uri is not None:
  378.             mq = device.queryModelByURI(device_uri)
  379.             fax_type = mq['fax-type']
  380.         
  381.     
  382.     log.debug('fax-type=%d' % fax_type)
  383.     if fax_type in (FAX_TYPE_BLACK_SEND_EARLY_OPEN, FAX_TYPE_BLACK_SEND_LATE_OPEN):
  384.         PMLFaxDevice = PMLFaxDevice
  385.         import pmlfax
  386.         return PMLFaxDevice(device_uri, printer_name, callback, fax_type, disable_dbus)
  387.     if fax_type == FAX_TYPE_SOAP:
  388.         SOAPFaxDevice = SOAPFaxDevice
  389.         import soapfax
  390.         return SOAPFaxDevice(device_uri, printer_name, callback, fax_type, disable_dbus)
  391.     raise Error(ERROR_DEVICE_DOES_NOT_SUPPORT_OPERATION)
  392.  
  393. STATE_DONE = 0
  394. STATE_ABORTED = 10
  395. STATE_SUCCESS = 20
  396. STATE_BUSY = 25
  397. STATE_READ_SENDER_INFO = 30
  398. STATE_PRERENDER = 40
  399. STATE_COUNT_PAGES = 50
  400. STATE_NEXT_RECIPIENT = 60
  401. STATE_COVER_PAGE = 70
  402. STATE_SINGLE_FILE = 80
  403. STATE_MERGE_FILES = 90
  404. STATE_SINGLE_FILE = 100
  405. STATE_SEND_FAX = 110
  406. STATE_CLEANUP = 120
  407. STATE_ERROR = 130
  408.  
  409. class FaxSendThread(threading.Thread):
  410.     
  411.     def __init__(self, dev, service, phone_num_list, fax_file_list, cover_message = '', cover_re = '', cover_func = None, preserve_formatting = False, printer_name = '', update_queue = None, event_queue = None):
  412.         threading.Thread.__init__(self)
  413.         self.dev = dev
  414.         self.service = service
  415.         self.phone_num_list = phone_num_list
  416.         self.fax_file_list = fax_file_list
  417.         self.update_queue = update_queue
  418.         self.event_queue = event_queue
  419.         self.cover_message = cover_message
  420.         self.cover_re = cover_re
  421.         self.cover_func = cover_func
  422.         self.current_printer = printer_name
  423.         self.stream = StringIO()
  424.         self.prev_update = ''
  425.         self.remove_temp_file = False
  426.         self.preserve_formatting = preserve_formatting
  427.         self.results = { }
  428.         self.cover_page_present = False
  429.         self.recipient_file_list = []
  430.         self.f = None
  431.         self.job_hort_dpi = 0
  432.         self.job_hort_dpi = 0
  433.         self.job_vert_dpi = 0
  434.         self.job_page_size = 0
  435.         self.job_resolution = 0
  436.         self.job_encoding = 0
  437.  
  438.     
  439.     def pre_render(self, state):
  440.         self.cover_page_present = False
  441.         log.debug(self.fax_file_list)
  442.         for fax_file in self.fax_file_list:
  443.             (fax_file_name, fax_file_type, fax_file_desc, fax_file_title, fax_file_pages) = fax_file
  444.             if fax_file_type == 'application/hplip-fax-coverpage':
  445.                 self.cover_page_present = True
  446.                 log.debug('Skipping coverpage')
  447.             else:
  448.                 self.rendered_file_list.append((fax_file_name, 'application/hplip-fax', 'HP Fax', fax_file_title))
  449.                 log.debug('Processing pre-rendered file: %s (%d pages)' % (fax_file_name, fax_file_pages))
  450.             if self.check_for_cancel():
  451.                 state = STATE_ABORTED
  452.                 continue
  453.         
  454.         log.debug(self.rendered_file_list)
  455.         if self.check_for_cancel():
  456.             state = STATE_ABORTED
  457.         
  458.         return state
  459.  
  460.     
  461.     def count_pages(self, state):
  462.         self.recipient_file_list = self.rendered_file_list[:]
  463.         log.debug('Counting total pages...')
  464.         self.job_total_pages = 0
  465.         log.debug(self.recipient_file_list)
  466.         i = 0
  467.         for fax_file in self.recipient_file_list:
  468.             fax_file_name = fax_file[0]
  469.             log.debug('Processing file (counting pages): %s...' % fax_file_name)
  470.             if os.path.exists(fax_file_name):
  471.                 self.results[fax_file_name] = ERROR_SUCCESS
  472.                 fax_file_fd = file(fax_file_name, 'r')
  473.                 header = fax_file_fd.read(FILE_HEADER_SIZE)
  474.                 (magic, version, total_pages, hort_dpi, vert_dpi, page_size, resolution, encoding, reserved1, reserved2) = self.decode_fax_header(header)
  475.                 if magic != 'hplip_g3':
  476.                     log.error('Invalid file header. Bad magic.')
  477.                     self.results[fax_file_name] = ERROR_FAX_INVALID_FAX_FILE
  478.                     state = STATE_ERROR
  479.                     continue
  480.                 
  481.                 if not i:
  482.                     (self.job_hort_dpi, self.job_vert_dpi, self.job_page_size, self.job_resolution, self.job_encoding) = (hort_dpi, vert_dpi, page_size, resolution, encoding)
  483.                     i += 1
  484.                 elif self.job_hort_dpi != hort_dpi and self.job_vert_dpi != vert_dpi and self.job_page_size != page_size and self.job_resolution != resolution or self.job_encoding != encoding:
  485.                     log.error('Incompatible options for file: %s' % fax_file_name)
  486.                     self.results[fax_file_name] = ERROR_FAX_INCOMPATIBLE_OPTIONS
  487.                     state = STATE_ERROR
  488.                 
  489.                 log.debug('Magic=%s Ver=%d Pages=%d hDPI=%d vDPI=%d Size=%d Res=%d Enc=%d' % (magic, version, total_pages, hort_dpi, vert_dpi, page_size, resolution, encoding))
  490.                 self.job_total_pages += total_pages
  491.                 fax_file_fd.close()
  492.             else:
  493.                 log.error('Unable to find HP Fax file: %s' % fax_file_name)
  494.                 self.results[fax_file_name] = ERROR_FAX_FILE_NOT_FOUND
  495.                 state = STATE_ERROR
  496.                 break
  497.             if self.check_for_cancel():
  498.                 state = STATE_ABORTED
  499.                 break
  500.                 continue
  501.         
  502.         if self.cover_page_present:
  503.             self.job_total_pages += 1
  504.         
  505.         log.debug('Total fax pages=%d' % self.job_total_pages)
  506.         return state
  507.  
  508.     
  509.     def decode_fax_header(self, header):
  510.         
  511.         try:
  512.             return struct.unpack('>8sBIHHBBBII', header)
  513.         except struct.error:
  514.             return (-1, -1, -1, -1, -1, -1, -1, -1, -1, -1)
  515.  
  516.  
  517.     
  518.     def decode_page_header(self, header):
  519.         
  520.         try:
  521.             return struct.unpack('>IIIIII', header)
  522.         except struct.error:
  523.             return (-1, -1, -1, -1, -1, -1)
  524.  
  525.  
  526.     
  527.     def cover_page(self, recipient):
  528.         if self.job_total_pages > 1:
  529.             state = STATE_MERGE_FILES
  530.         else:
  531.             state = STATE_SINGLE_FILE
  532.         if self.cover_page_present:
  533.             log.debug('Creating cover page for recipient: %s' % recipient['name'])
  534.             (fax_file, canceled) = self.render_cover_page(recipient)
  535.             if canceled:
  536.                 state = STATE_ABORTED
  537.             elif not fax_file:
  538.                 state = STATE_ERROR
  539.             else:
  540.                 self.recipient_file_list.insert(0, (fax_file, 'application/hplip-fax', 'HP Fax', 'Cover Page'))
  541.                 log.debug('Cover page G3 file: %s' % fax_file)
  542.                 self.results[fax_file] = ERROR_SUCCESS
  543.         
  544.         return state
  545.  
  546.     
  547.     def single_file(self, state):
  548.         state = STATE_SEND_FAX
  549.         log.debug('Processing single file...')
  550.         self.f = self.recipient_file_list[0][0]
  551.         
  552.         try:
  553.             f_fd = file(self.f, 'r')
  554.         except IOError:
  555.             log.error('Unable to open fax file: %s' % self.f)
  556.             state = STATE_ERROR
  557.  
  558.         header = f_fd.read(FILE_HEADER_SIZE)
  559.         (magic, version, total_pages, hort_dpi, vert_dpi, page_size, resolution, encoding, reserved1, reserved2) = self.decode_fax_header(header)
  560.         self.results[self.f] = ERROR_SUCCESS
  561.         if magic != 'hplip_g3':
  562.             log.error('Invalid file header. Bad magic.')
  563.             self.results[self.f] = ERROR_FAX_INVALID_FAX_FILE
  564.             state = STATE_ERROR
  565.         
  566.         log.debug('Magic=%s Ver=%d Pages=%d hDPI=%d vDPI=%d Size=%d Res=%d Enc=%d' % (magic, version, total_pages, hort_dpi, vert_dpi, page_size, resolution, encoding))
  567.         f_fd.close()
  568.         return state
  569.  
  570.     
  571.     def merge_files(self, state):
  572.         log.debug('%s State: Merge multiple files' % '********************')
  573.         log.debug(self.recipient_file_list)
  574.         log.debug('Merging g3 files...')
  575.         self.remove_temp_file = True
  576.         if self.job_total_pages:
  577.             (f_fd, self.f) = utils.make_temp_file()
  578.             log.debug('Temp file=%s' % self.f)
  579.             data = struct.pack('>8sBIHHBBBII', 'hplip_g3', 0x1L, self.job_total_pages, self.job_hort_dpi, self.job_vert_dpi, self.job_page_size, self.job_resolution, self.job_encoding, 0x0L, 0x0L)
  580.             os.write(f_fd, data)
  581.             job_page_num = 1
  582.             for fax_file in self.recipient_file_list:
  583.                 fax_file_name = fax_file[0]
  584.                 log.debug('Processing file: %s...' % fax_file_name)
  585.                 if self.results[fax_file_name] == ERROR_SUCCESS:
  586.                     fax_file_fd = file(fax_file_name, 'r')
  587.                     header = fax_file_fd.read(FILE_HEADER_SIZE)
  588.                     (magic, version, total_pages, hort_dpi, vert_dpi, page_size, resolution, encoding, reserved1, reserved2) = self.decode_fax_header(header)
  589.                     if magic != 'hplip_g3':
  590.                         log.error('Invalid file header. Bad magic.')
  591.                         state = STATE_ERROR
  592.                         break
  593.                     
  594.                     log.debug('Magic=%s Ver=%d Pages=%d hDPI=%d vDPI=%d Size=%d Res=%d Enc=%d' % (magic, version, total_pages, hort_dpi, vert_dpi, page_size, resolution, encoding))
  595.                     for p in range(total_pages):
  596.                         header = fax_file_fd.read(PAGE_HEADER_SIZE)
  597.                         (page_num, ppr, rpp, bytes_to_read, thumbnail_bytes, reserved2) = self.decode_page_header(header)
  598.                         if page_num == -1:
  599.                             log.error('Page header error')
  600.                             state - STATE_ERROR
  601.                             break
  602.                         
  603.                         header = struct.pack('>IIIIII', job_page_num, ppr, rpp, bytes_to_read, thumbnail_bytes, 0x0L)
  604.                         os.write(f_fd, header)
  605.                         self.write_queue((STATUS_PROCESSING_FILES, job_page_num, ''))
  606.                         log.debug('Page=%d PPR=%d RPP=%d BPP=%d Thumb=%s' % (page_num, ppr, rpp, bytes_to_read, thumbnail_bytes))
  607.                         os.write(f_fd, fax_file_fd.read(bytes_to_read))
  608.                         job_page_num += 1
  609.                     
  610.                     fax_file_fd.close()
  611.                     if self.check_for_cancel():
  612.                         state = STATE_ABORTED
  613.                         break
  614.                     
  615.                 self.check_for_cancel()
  616.                 log.error('Skipping file: %s' % fax_file_name)
  617.             
  618.             os.close(f_fd)
  619.             log.debug('Total pages=%d' % self.job_total_pages)
  620.         
  621.         return state
  622.  
  623.     
  624.     def next_recipient_gen(self):
  625.         for a in self.phone_num_list:
  626.             yield a
  627.         
  628.  
  629.     
  630.     def render_file(self, path, title, mime_type, force_single_page = False):
  631.         all_pages = True
  632.         page_range = ''
  633.         page_set = 0
  634.         nup = 1
  635.         cups.resetOptions()
  636.         if mime_type in ('application/x-cshell', 'application/x-perl', 'application/x-python', 'application/x-shell', 'text/plain'):
  637.             cups.addOption('prettyprint')
  638.         
  639.         if nup > 1:
  640.             cups.addOption('number-up=%d' % nup)
  641.         
  642.         if force_single_page:
  643.             cups.addOption('page-ranges=1')
  644.         
  645.         sent_job_id = cups.printFile(self.current_printer, path, title)
  646.         cups.resetOptions()
  647.         log.debug('Job ID=%d' % sent_job_id)
  648.         job_id = 0
  649.         time.sleep(1)
  650.         fax_file = ''
  651.         complete = False
  652.         end_time = time.time() + 300
  653.         while time.time() < end_time:
  654.             log.debug('Waiting for fax...')
  655.             result = list(self.service.CheckForWaitingFax(self.dev.device_uri, prop.username, sent_job_id))
  656.             fax_file = str(result[7])
  657.             log.debug('Fax file=%s' % fax_file)
  658.             if fax_file:
  659.                 break
  660.             
  661.             if self.check_for_cancel():
  662.                 log.error('Render canceled. Canceling job #%d...' % sent_job_id)
  663.                 cups.cancelJob(sent_job_id)
  664.                 return ('', True)
  665.             time.sleep(1)
  666.             continue
  667.             self.check_for_cancel()
  668.         log.error('Timeout waiting for rendering. Canceling job #%d...' % sent_job_id)
  669.         cups.cancelJob(sent_job_id)
  670.         return ('', False)
  671.         return (fax_file, False)
  672.  
  673.     
  674.     def check_for_cancel(self):
  675.         canceled = False
  676.         while self.event_queue.qsize():
  677.             
  678.             try:
  679.                 event = self.event_queue.get(0)
  680.                 if event[0] == EVENT_FAX_SEND_CANCELED:
  681.                     canceled = True
  682.                     log.debug('Cancel pressed!')
  683.             continue
  684.             except Queue.Empty:
  685.                 break
  686.                 continue
  687.             
  688.  
  689.             None<EXCEPTION MATCH>Queue.Empty
  690.         return canceled
  691.  
  692.     
  693.     def render_cover_page(self, a):
  694.         log.debug('Creating cover page...')
  695.         pdf = self.cover_func(page_size = coverpages.PAGE_SIZE_LETTER, total_pages = self.job_total_pages, recipient_name = a['name'], recipient_phone = '', recipient_fax = a['fax'], sender_name = self.sender_name, sender_phone = user_conf.get('fax', 'voice_phone'), sender_fax = self.sender_fax, sender_email = user_conf.get('fax', 'email_address'), regarding = self.cover_re, message = self.cover_message, preserve_formatting = self.preserve_formatting)
  696.         log.debug('PDF File=%s' % pdf)
  697.         (fax_file, canceled) = self.render_file(pdf, 'Cover Page', 'application/pdf', force_single_page = True)
  698.         
  699.         try:
  700.             os.remove(pdf)
  701.         except IOError:
  702.             pass
  703.  
  704.         return (fax_file, canceled)
  705.  
  706.     
  707.     def write_queue(self, message):
  708.         if self.update_queue is not None and message != self.prev_update:
  709.             self.update_queue.put(message)
  710.             time.sleep(0)
  711.             self.prev_update = message
  712.         
  713.  
  714.     
  715.     def run(self):
  716.         pass
  717.  
  718.  
  719.