def _print_file(self, filename, mimetype, options):
printer = options.strget("printer")
title = options.strget("title")
if title:
printlog.info(" sending '%s' to printer '%s'", title, printer)
else:
printlog.info(" sending to printer '%s'", printer)
print_options = options.dictget("options")
#TODO: how do we print multiple copies?
#copies = options.intget("copies")
#whitelist of options we can forward:
safe_print_options = dict((k, v) for k, v in print_options.items()
if k in ("PageSize", "Resolution"))
printlog("safe print options(%s) = %s", options, safe_print_options)
from xpra.platform.printing import print_files, printing_finished, get_printers
printers = get_printers()
def delfile():
if not DELETE_PRINTER_FILE:
return
try:
os.unlink(filename)
except:
printlog("failed to delete print job file '%s'", filename)
return False
if not printer:
printlog.error("Error: the printer name is missing")
printlog.error(" printers available: %s",
csv(printers.keys()) or "none")
delfile()
return
if printer not in printers:
printlog.error("Error: printer '%s' does not exist!", printer)
printlog.error(" printers available: %s",
csv(printers.keys()) or "none")
delfile()
return
job = print_files(printer, [filename], title, options)
printlog("printing %s, job=%s", filename, job)
if job <= 0:
printlog("printing failed and returned %i", job)
delfile()
return
start = time.time()
def check_printing_finished():
done = printing_finished(job)
printlog("printing_finished(%s)=%s", job, done)
if done:
delfile()
return False
if time.time() - start > 10 * 60:
printlog.warn("print job %s timed out", job)
delfile()
return False
return True #try again..
if check_printing_finished():
self.timeout_add(10000, check_printing_finished)
def _print_file(self, filename, mimetype, options):
printlog("print_file%s", (filename, mimetype, options))
printer = options.strget("printer")
title = options.strget("title")
copies = options.intget("copies", 1)
if title:
printlog.info(" sending '%s' to printer '%s'", title, printer)
else:
printlog.info(" sending to printer '%s'", printer)
from xpra.platform.printing import print_files, printing_finished, get_printers
printers = get_printers()
def delfile():
if DELETE_PRINTER_FILE:
try:
os.unlink(filename)
except OSError:
printlog("failed to delete print job file '%s'", filename)
if not printer:
printlog.error("Error: the printer name is missing")
printlog.error(" printers available: %s", csv(printers.keys()) or "none")
delfile()
return
if printer not in printers:
printlog.error("Error: printer '%s' does not exist!", printer)
printlog.error(" printers available: %s", csv(printers.keys()) or "none")
delfile()
return
try:
job_options = options.dictget("options", {})
job_options["copies"] = copies
job = print_files(printer, [filename], title, job_options)
except Exception as e:
printlog("print_files%s", (printer, [filename], title, options), exc_info=True)
printlog.error("Error: cannot print file '%s'", os.path.basename(filename))
printlog.error(" %s", e)
delfile()
return
printlog("printing %s, job=%s", filename, job)
if job<=0:
printlog("printing failed and returned %i", job)
delfile()
return
start = monotonic_time()
def check_printing_finished():
done = printing_finished(job)
printlog("printing_finished(%s)=%s", job, done)
if done:
delfile()
return False
if monotonic_time()-start>=PRINT_JOB_TIMEOUT:
printlog.warn("Warning: print job %s timed out", job)
delfile()
return False
return True #try again..
if check_printing_finished():
#check every 10 seconds:
self.timeout_add(10000, check_printing_finished)
def _print_file(self, filename, mimetype, options):
printer = options.strget("printer")
title = options.strget("title")
copies = options.intget("copies", 1)
if title:
printlog.info(" sending '%s' to printer '%s'", title, printer)
else:
printlog.info(" sending to printer '%s'", printer)
from xpra.platform.printing import print_files, printing_finished, get_printers
printers = get_printers()
def delfile():
if not DELETE_PRINTER_FILE:
return
try:
os.unlink(filename)
except:
printlog("failed to delete print job file '%s'", filename)
return False
if not printer:
printlog.error("Error: the printer name is missing")
printlog.error(" printers available: %s", csv(printers.keys()) or "none")
delfile()
return
if printer not in printers:
printlog.error("Error: printer '%s' does not exist!", printer)
printlog.error(" printers available: %s", csv(printers.keys()) or "none")
delfile()
return
try:
job_options = options.get("options")
job_options["copies"] = copies
job = print_files(printer, [filename], title, job_options)
except Exception as e:
printlog("print_files%s", (printer, [filename], title, options), exc_info=True)
printlog.error("Error: cannot print file '%s'", os.path.basename(filename))
printlog.error(" %s", e)
delfile()
return
printlog("printing %s, job=%s", filename, job)
if job<=0:
printlog("printing failed and returned %i", job)
delfile()
return
start = time.time()
def check_printing_finished():
done = printing_finished(job)
printlog("printing_finished(%s)=%s", job, done)
if done:
delfile()
return False
if time.time()-start>10*60:
printlog.warn("print job %s timed out", job)
delfile()
return False
return True #try again..
if check_printing_finished():
self.timeout_add(10000, check_printing_finished)
def do_send_printers(self):
try:
self.send_printers_pending = False
from xpra.platform.printing import get_printers, get_mimetypes
printers = get_printers()
printlog("do_send_printers() found printers=%s", printers)
#remove xpra-forwarded printers to avoid loops and multi-forwards,
#also ignore stopped printers
#and only keep the attributes that the server cares about (self.printer_attributes)
exported_printers = {}
def used_attrs(d):
#filter attributes so that we only compare things that are actually used
if not d:
return d
return dict((k,v) for k,v in d.items() if k in self.printer_attributes)
for k,v in printers.items():
device_uri = v.get("device-uri", "")
if device_uri:
#this is cups specific.. oh well
printlog("do_send_printers() device-uri(%s)=%s", k, device_uri)
if device_uri.startswith("xpraforwarder"):
printlog("do_send_printers() skipping xpra forwarded printer=%s", k)
continue
state = v.get("printer-state")
#"3" if the destination is idle,
#"4" if the destination is printing a job,
#"5" if the destination is stopped.
if state==5:
printlog("do_send_printers() skipping stopped printer=%s", k)
continue
attrs = used_attrs(v)
#add mimetypes:
attrs["mimetypes"] = get_mimetypes()
exported_printers[k.encode("utf8")] = attrs
if self.exported_printers is None:
#not been sent yet, ensure we can use the dict below:
self.exported_printers = {}
elif exported_printers==self.exported_printers:
printlog("do_send_printers() exported printers unchanged: %s", self.exported_printers)
return
#show summary of what has changed:
added = [k for k in exported_printers.keys() if k not in self.exported_printers]
if added:
printlog("do_send_printers() new printers: %s", added)
removed = [k for k in self.exported_printers.keys() if k not in exported_printers]
if removed:
printlog("do_send_printers() printers removed: %s", removed)
modified = [k for k,v in exported_printers.items() if self.exported_printers.get(k)!=v and k not in added]
if modified:
printlog("do_send_printers() printers modified: %s", modified)
printlog("do_send_printers() printers=%s", exported_printers.keys())
printlog("do_send_printers() exported printers=%s", ", ".join(str(x) for x in exported_printers.keys()))
self.exported_printers = exported_printers
self.send("printers", self.exported_printers)
except:
log.error("do_send_printers()", exc_info=True)
def do_send_printers(self):
try:
self.send_printers_timer = None
from xpra.platform.printing import get_printers, get_mimetypes
printers = get_printers()
printlog("do_send_printers() found printers=%s", printers)
#remove xpra-forwarded printers to avoid loops and multi-forwards,
#also ignore stopped printers
#and only keep the attributes that the server cares about (self.printer_attributes)
exported_printers = {}
def used_attrs(d):
#filter attributes so that we only compare things that are actually used
if not d:
return d
return dict((k,v) for k,v in d.items() if k in self.printer_attributes)
for k,v in printers.items():
device_uri = v.get("device-uri", "")
if device_uri:
#this is cups specific.. oh well
printlog("do_send_printers() device-uri(%s)=%s", k, device_uri)
if device_uri.startswith("xpraforwarder"):
printlog("do_send_printers() skipping xpra forwarded printer=%s", k)
continue
state = v.get("printer-state")
#"3" if the destination is idle,
#"4" if the destination is printing a job,
#"5" if the destination is stopped.
if state==5 and SKIP_STOPPED_PRINTERS:
printlog("do_send_printers() skipping stopped printer=%s", k)
continue
attrs = used_attrs(v)
#add mimetypes:
attrs["mimetypes"] = get_mimetypes()
exported_printers[k.encode("utf8")] = attrs
if self.exported_printers is None:
#not been sent yet, ensure we can use the dict below:
self.exported_printers = {}
elif exported_printers==self.exported_printers:
printlog("do_send_printers() exported printers unchanged: %s", self.exported_printers)
return
#show summary of what has changed:
added = [k for k in exported_printers.keys() if k not in self.exported_printers]
if added:
printlog("do_send_printers() new printers: %s", added)
removed = [k for k in self.exported_printers.keys() if k not in exported_printers]
if removed:
printlog("do_send_printers() printers removed: %s", removed)
modified = [k for k,v in exported_printers.items() if self.exported_printers.get(k)!=v and k not in added]
if modified:
printlog("do_send_printers() printers modified: %s", modified)
printlog("do_send_printers() printers=%s", exported_printers.keys())
printlog("do_send_printers() exported printers=%s", ", ".join(str(x) for x in exported_printers.keys()))
self.exported_printers = exported_printers
self.send("printers", self.exported_printers)
except:
printlog.error("do_send_printers()", exc_info=True)
def _print_file(self, filename, printer, title, options):
import time
from xpra.platform.printing import print_files, printing_finished, get_printers
printers = get_printers()
if printer not in printers:
printlog.error("Error: printer '%s' does not exist!", printer)
printlog.error(" printers available: %s",
printers.keys() or "none")
return
def delfile():
if not DELETE_PRINTER_FILE:
return
try:
os.unlink(filename)
except:
printlog("failed to delete print job file '%s'", filename)
return False
job = print_files(printer, [filename], title, options)
printlog("printing %s, job=%s", filename, job)
if job <= 0:
printlog("printing failed and returned %i", job)
delfile()
return
start = time.time()
def check_printing_finished():
done = printing_finished(job)
printlog("printing_finished(%s)=%s", job, done)
if done:
delfile()
return False
if time.time() - start > 10 * 60:
printlog.warn("print job %s timed out", job)
delfile()
return False
return True #try again..
if check_printing_finished():
self.timeout_add(10000, check_printing_finished)
def _print_file(self, filename, printer, title, options):
import time
from xpra.platform.printing import print_files, printing_finished, get_printers
printers = get_printers()
if printer not in printers:
printlog.error("Error: printer '%s' does not exist!", printer)
printlog.error(" printers available: %s", printers.keys() or "none")
return
def delfile():
if not DELETE_PRINTER_FILE:
return
try:
os.unlink(filename)
except:
printlog("failed to delete print job file '%s'", filename)
return False
job = print_files(printer, [filename], title, options)
printlog("printing %s, job=%s", filename, job)
if job<=0:
printlog("printing failed and returned %i", job)
delfile()
return
start = time.time()
def check_printing_finished():
done = printing_finished(job)
printlog("printing_finished(%s)=%s", job, done)
if done:
delfile()
return False
if time.time()-start>10*60:
printlog.warn("print job %s timed out", job)
delfile()
return False
return True #try again..
if check_printing_finished():
self.timeout_add(10000, check_printing_finished)
