def printer_watchdog():
DEFAULT_LOCALE_ENCODING = get_system_encoding()
print win32print.EnumPrinters(win32print.PRINTER_ENUM_LOCAL) # get local printers
print win32print.EnumPrinters(win32print.PRINTER_ENUM_CONNECTIONS) # get printers which other computer shared
default_printer_name = win32print.GetDefaultPrinter()
printer = win32print.OpenPrinter(default_printer_name)
print win32print.GetPrinter(printer)
jobs_list = list()
total_seconds = 60 * 5 # reset after 60*5 seconds
sleep_seconds = 10
times = total_seconds / sleep_seconds
current_times = 0
while True:
jobs = win32print.EnumJobs(printer, 0, 3, 1)
# 0 is location of first job,
# 3 is number of jobs to enumerate,
# 1 is job info level, can be 1(win32print.JOB_INFO_1), 2, 3. 3 is reserved, 1 and 2 can NOT get job status, :(
if len(jobs) >= 1:
for job in jobs:
print job.get('pUserName'), job.get('Submitted'), job.get('pMachineName'), \
job.get('pDocument').decode(DEFAULT_LOCALE_ENCODING)
jobs_list.append(job.get('JobId', -1))
if any([jid in jobs_list for jid in (jobs[0].get('JobId'), jobs[-1].get('JobId'))]):
current_times += 1
if current_times > times:
print "printer need to be reset, ... "
reset_printer()
jobs_list = [] # make sure there are not same job id in list
current_times = 0
print 'looks good'
time.sleep(sleep_seconds)
def printer_watchdog():
print win32print.EnumPrinters(win32print.PRINTER_ENUM_LOCAL) # get local printers
print win32print.EnumPrinters(win32print.PRINTER_ENUM_CONNECTIONS) # get printers which other computer shared
default_printer_name = win32print.GetDefaultPrinter()
printer = win32print.OpenPrinter(default_printer_name)
print win32print.GetPrinter(printer)
jobs_list = list()
total_seconds = 60 * 5 # reset after 60*5 seconds, see 'known issue 2' in this file.
sleep_seconds = 10
times = total_seconds / sleep_seconds
current_times = 0
while True:
jobs = win32print.EnumJobs(printer, 0, 3, 1)
# except: pywintypes.error: (1722, 'EnumJobs', 'RPC 服务器不可用。'), ignored this except
# 0 is location of first job,
# 3 is number of jobs to enumerate,
# 1 is job info level, can be 1(win32print.JOB_INFO_1), 2, 3. 3 is reserved, 1 and 2 can NOT get job status, :(
if len(jobs) >= 1:
for job in jobs:
filename = job.get('pDocument')
job_id = job.get('JobId', md5(filename).hexdigest())
job_status = job.get('Status', 0)
if job_status in [0x00000002, 0x00000004, 0x00000800]: # JOB_STATUS_ERROR
"""
Refers:
https://docs.microsoft.com/en-us/windows/desktop/printdocs/job-info-2
~\AppData\Local\Programs\Common\Microsoft\Visual C++ for Python\9.0\WinSDK\Include\WinSpool.h
"""
print "printer need to be reset, ... "
reset_printer()
jobs_list = [] # make sure there are not same job id in list
current_times = 0
print "Current job: ", job_id, job.get('pUserName'), job.get('Submitted'), job.get(
'pMachineName'), filename, "[ %d/%d ]" % (times, current_times + 1)
jobs_list.append(job_id)
# if any([jid in jobs_list for jid in (jobs[0].get('JobId'), jobs[-1].get('JobId'))]):
# current_times += 1
if Counter(jobs_list).most_common(1)[0][1] > 1:
current_times += 1
if current_times > times:
""" KNOWN ISSUE 2:
It will reset when a document sends lots of pages to printer.
This script may reset printer before job finished which is not expected.
"""
print "printer need to be reset, ... "
reset_printer()
jobs_list = [] # make sure there are not same job id in list
current_times = 0
else:
jobs_list = []
current_times = 0
print 'looks good, keep watching ...'
time.sleep(sleep_seconds)
def printer_watchdog():
# DEFAULT_LOCALE_ENCODING = get_system_encoding()
print win32print.EnumPrinters(
win32print.PRINTER_ENUM_LOCAL) # get local printers
print win32print.EnumPrinters(win32print.PRINTER_ENUM_CONNECTIONS
) # get printers which other computer shared
default_printer_name = win32print.GetDefaultPrinter()
printer = win32print.OpenPrinter(default_printer_name)
print win32print.GetPrinter(printer)
jobs_list = list()
total_seconds = 60 * 5 # reset after 60*5 seconds, see 'known issue 2' in this file.
sleep_seconds = 10
times = total_seconds / sleep_seconds
current_times = 0
while True:
jobs = win32print.EnumJobs(printer, 0, 3, 1)
# 0 is location of first job,
# 3 is number of jobs to enumerate,
# 1 is job info level, can be 1(win32print.JOB_INFO_1), 2, 3. 3 is reserved, 1 and 2 can NOT get job status, :(
if len(jobs) >= 1:
for job in jobs:
filename = job.get('pDocument')
job_id = job.get('JobId', md5(filename).hexdigest())
print "Current job: ", job_id, job.get('pUserName'), job.get(
'Submitted'), job.get(
'pMachineName'), filename, "[ %d/%d ]" % (
times, current_times + 1)
jobs_list.append(job_id)
# if any([jid in jobs_list for jid in (jobs[0].get('JobId'), jobs[-1].get('JobId'))]):
# current_times += 1
if Counter(jobs_list).most_common(1)[0][1] > 1:
current_times += 1
if current_times > times:
""" KNOWN ISSUE 2:
It will reset when a document sends lots of pages to printer.
This script may reset printer before job finished which is not expected.
"""
print "printer need to be reset, ... "
reset_printer()
jobs_list = [] # make sure there are not same job id in list
current_times = 0
else:
jobs_list = []
current_times = 0
print 'looks good, keep watching ...'
time.sleep(sleep_seconds)
def printerList():
printerList = []
for printerItem in win32print.EnumPrinters(win32print.PRINTER_ENUM_LOCAL, None, 1):
flags, desc, name, comment = printerItem
printerList.append(name.encode('utf-8'))
return printerList
def cambiaImpresora(self):
# self.tabWidget.setCurrentIndex(1)
self.listaDeImpresoras.setEnabled(True)
for (a, b, name,
d) in win32print.EnumPrinters(win32print.PRINTER_ENUM_LOCAL):
self.listaDeImpresoras.addItem(name)
def SendToBP33(fn_bpl, req_confirm = True):
printers = win32print.EnumPrinters(2)
for p in printers:
if p[3] == 'BBP33':
printer_name = p[2]
#print('Found printer ' + printer_name)
if (printer_name):
cont = 'y'
if(req_confirm):
cont = input('Use ' + printer_name + ' to print labels? [y/n]\n')
if (cont == 'y'):
f_bpl = open(fn_bpl, "rb")
hPrinter = win32print.OpenPrinter(printer_name)
try:
hJob = win32print.StartDocPrinter (hPrinter, 1, ("Cable labels", None, "RAW"))
try:
win32print.StartPagePrinter (hPrinter)
win32print.WritePrinter (hPrinter, f_bpl.read())
win32print.EndPagePrinter (hPrinter)
finally:
win32print.EndDocPrinter (hPrinter)
finally:
win32print.ClosePrinter (hPrinter)
f_bpl.close()
else:
def load_config():
print(__file__, "当前操作系统--", OS)
if OS == "Linux":
home = os.environ['HOME']
config_path = os.path.join(home, 'printer/config.json')
elif OS == "Windows":
config_path = "c:/printer/config.json"
import win32print
for printer in win32print.EnumPrinters(win32print.PRINTER_ENUM_LOCAL):
PRINTER_LIST.append(printer[2])
else:
print(__file__, "不支持的平台")
return False
# config 是一个字典
config = {}
res = db.execute('SELECT * FROM KEY_VALUE')
if not res:
return False
for i in res:
config[i[0]] = i[1]
# 并对参数进行检查
config["os"] = OS
config["config_path"] = config_path
return config
def ReadInf(self, infPath):
if infPath is None:
return False
modelLine = []
self.modelName = []
try:
file = open(infPath, 'r')
except IOError:
QMessageBox.warning(self, 'Warning', '读取INF路径失败')
return
pattern_list = "(PS\")|(PCL6\")|(PS\))|(PCL6\))"
pattern = re.compile(pattern_list) # 利用正则寻找model名
for line in file.readlines():
result = re.search(pattern, line)
if result:
modelLine.append(line)
file.close()
for i in range(len(modelLine)):
tempName = str(modelLine[i]).split('"') # 筛选model名
if tempName[1] in self.modelName:
continue
else:
self.modelName.append(tempName[1]) # 将获取的model名存入列表
self.comboBox_2.clear() # 添加前清空组合框内容
for i in self.modelName: # 循环添加组合框项目
self.comboBox_2.addItem(i)
print(self.modelName)
print_name_tuple = win32print.EnumPrinters(
win32print.PRINTER_ENUM_NAME, None, 4)
for i in range(len(print_name_tuple)):
print(print_name_tuple[i].get("pPrinterName"))
def GetListeImprimantes():
listeImprimantes = []
try:
for a, b, nom, c in win32print.EnumPrinters(2):
listeImprimantes.append(nom)
except Exception, err:
print "Erreur dans recuperation de la liste des imprimantes : ", err
def set_ui(self):
printers = win32print.EnumPrinters(2)
current_printer = win32print.GetDefaultPrinter()
printers_list = [i[2] for i in printers]
self.current_printer_label = QLabel("默认打印机")
self.current_printer = QLineEdit(current_printer)
self.current_printer.setReadOnly(True)
self.current_printer.setStyleSheet("background:#f0f0f0")
self.printer_label = QLabel("选择打印机")
self.printer_name = QComboBox()
for i in printers_list:
self.printer_name.addItem(i)
self.printer_name.currentIndexChanged.connect(self.change_printer)
self.confirm_bnt = QPushButton("确定")
# self.cancel_bnt = QPushButton("取消")
self.confirm_bnt.clicked.connect(self.choose_printer)
self.layout = QVBoxLayout()
self.layout.addWidget(self.printer_label)
self.layout.addWidget(self.printer_name)
self.layout.addWidget(self.current_printer_label)
self.layout.addWidget(self.current_printer)
self.layout.addStretch()
self.layout.addWidget(self.confirm_bnt)
self.setLayout(self.layout)
def on_bt_about_clicked(self):
"""
ABOUT ME and selects the zebra printer
"""
xprinters = win32print.EnumPrinters(win32print.PRINTER_ENUM_LOCAL, None, 1)
print (xprinters)
printers = win32print.EnumPrinters(5)
current = printers[-1]
name = current[-2]
self.name = name
self.printer = printers
print (printers)
print(current)
print(name)
QMessageBox.about(self, "copyright_A_TMHMATOS", "creator αμανατιδης αλκης \nemail:[email protected] ")
def list_printers():
printer_info = win32print.EnumPrinters(
win32print.PRINTER_ENUM_LOCAL | win32print.PRINTER_ENUM_CONNECTIONS)
printer_names = [
name for (flags, description, name, comment) in printer_info
]
return printer_names
def check_printer():
myprinter = None
A = win32print.EnumPrinters(win32print.PRINTER_ENUM_NAME, None, 2)
for i in range(len(A)):
if A[i]['pPrinterName'] == tempprinter:
return True
return False
def _default_printers(self):
if not PRINTER_AVAILABLE:
return []
return [
p[2]
for p in win32print.EnumPrinters(win32print.PRINTER_ENUM_LOCAL)
]
def PrinterList(self):
# returns a list of dicts.
# this gets the default printer
tmpdic = {}
DefPName = win32print.GetDefaultPrinter()
# Get the default printer firstso we can add this to the list of printers
for pt in ptypelist:
try:
for (Flags, pDescription, pName,
pComment) in list(win32print.EnumPrinters(pt[0], None,
1)):
tmpdic = {}
tmpdic['PType'] = pt[1]
tmpdic['Flags'] = Flags
tmpdic['Description'] = pDescription
#test for if this is the default printer
if pName == DefPName:
tmpdic['DefPrinter':True]
else:
tmpdic['DefPrinter':False]
tmpdic['Name'] = pName
tmpdic['Comment'] = pComment
self.PList.append(tmpdic)
except:
pass #no printers of this type so don't add anything
return self.PList #list of installed printers
def print_job_checker():
server = socket.gethostname()
while True:
jobs = []
for p in win32print.EnumPrinters(win32print.PRINTER_ENUM_LOCAL, None,
1):
flags, desc, name, comment = p
phandle = win32print.OpenPrinter(name)
print_jobs = win32print.EnumJobs(phandle, 0, -1, 1)
if print_jobs:
jobs.extend(list(print_jobs))
for job in print_jobs:
document = job["pDocument"]
username = job['pUserName']
identity = job['JobId']
jobstate = job['Status']
machinename = job['pMachineName'].replace("\\\\", "")
pTime = datetime.datetime.now().isoformat()
today = datetime.date.today().isoformat()
Pages = job['TotalPages']
printstr = "[Server:" + server + "],[Who:" + username + "],[Computer:" + machinename + "],[Print Time:" + pTime + "],[JobID:" + str(
identity) + "]"
print(printstr)
win32print.ClosePrinter(phandle)
time.sleep(0.5)
def geraListaImpressoras(self):
global listaImpressoras
lista = win32print.EnumPrinters(win32print.PRINTER_ENUM_LOCAL
| win32print.PRINTER_ENUM_CONNECTIONS)
listaImpressoras = [
name for (flags, description, name, comment) in lista
]
listaImpressoras = sorted(listaImpressoras)
def get_printer_list():
printers = win32print.EnumPrinters(2)
def_printer = win32print.GetDefaultPrinter()
p_list = [def_printer]
for p in printers:
if not p[1].split(',')[0] == def_printer:
p_list.append(p[1].split(",")[0])
return p_list
def EnviarImpresion(namepdf, impresoraselect):
impresoras = [
x[2]
for x in win32print.EnumPrinters(win32print.PRINTER_ENUM_CONNECTIONS)
]
win32print.SetDefaultPrinter(impresoras[int(impresoraselect)])
os.startfile(namepdf, "print")
return JsonResponse({'msg': True})
def getPrinter():
default_printer = win32print.GetDefaultPrinter()
printer_lst = list(win32print.EnumPrinters(2))
all_printers = [one_tuple[1].split(',')[0] for one_tuple in printer_lst]
info = "本机连接的打印机：%s\n" \
"当前默认打印机：%s" % (all_printers, default_printer)
logger.info(info)
return (all_printers, default_printer)
def EnumPrinter(self):
handle = win32print.OpenPrinter(self.printer_name)
win32print.GetPrinter(handle)
win32print.ClosePrinter(handle)
printers = []
for p in win32print.EnumPrinters(2):
printers.append(p[1].split(',')[0])
return printers
def viewAllPrinters():
printers = win32print.EnumPrinters(2)
default_printer = win32print.GetDefaultPrinter()
for printer in printers:
if printer[2] == default_printer:
print("==> " + printer[2] + " <== Default")
else:
print(" " + printer[2])
exit()
def printPDF(
filenamePDF,
defaultFolder='requests',
defaultPrinter='default'
): # Check bin foler and PDFtoPrinter exists and on the expected location
if os.path.exists('bin'):
PDFtoPrinter = os.path.join(
os.path.abspath('bin'),
'PDFtoPrinter.exe') # get he full path of the PDF file printer
if not os.path.exists(PDFtoPrinter):
logThis('Error : bin\\PDFtoPrinter.exe is missing')
return False
else:
logThis('Error : bin folder is missing')
return False
if os.path.exists(
defaultFolder
): # Check if the defaultFolder exisit and the PDF file exists
printFile = os.path.join(
os.path.abspath(defaultFolder),
filenamePDF) # full path of the file to be printed
if not os.path.exists(printFile):
logThis('Error : %s\\%s is missing' % (defaultFolder, filenamePDF))
return False
else:
logThis('Error : %s folder is missing' % defaultFolder)
return False
# Check printer
if defaultPrinter == 'default':
defaultPrinter = win32print.GetDefaultPrinter(
) # getthe default printer
if defaultPrinter is None:
logThis('Error : No default printer or no printer installed')
return False
else:
if not defaultPrinter in win32print.EnumPrinters(
5
): # check if the default printer is in the list of installed printers
logThis('Error : %s is not installed' % (defaultPrinter))
return False
try:
logThis('sending %s to printer' % (filenamePDF))
p = subprocess.Popen(
[PDFtoPrinter, printFile],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE
) # actual command for sending the PDF fiel to the printer
stdout, stderr = p.communicate()
return True
except:
return False
return False
def list_printers(self):
printer_list = [item[2] for item in win32print.EnumPrinters(2)]
black_list = [
'Fax', 'Send To OneNote 2013', 'Microsoft XPS Document Writer'
]
for item in black_list:
if item in printer_list:
printer_list.remove(item)
return printer_list
def get_printers(self):
print_list = [self.pdf_printer_name]
printers = list(win32print.EnumPrinters(2))
for i in printers:
if "pdf" not in i[2].lower():
print_list.append(i[2])
return print_list
def loadPrinters(self):
""" This function create a list of available printers. """
data = win32print.EnumPrinters(6)
printer_list = []
for row in data:
printer_list.append(row[2])
return printer_list
def get_status(self, **params):
messages = []
for printer in win32print.EnumPrinters(
win32print.PRINTER_ENUM_NAME, None, 5):
messages.append(printer["pPrinterName"])
state = {
"status": "connected",
"messages": messages,
}
return state
def printerinfo(self):
info = []
printers = win32print.EnumPrinters(win32print.PRINTER_ENUM_NAME, None, 2)
default = self.defaultPrinter()
for i, printer in enumerate(printers):
if default == printers[i]['pPrinterName']:
info.append((printers[i]['pPrinterName'], printers[i]['pPortName'], printers[i]['cJobs'], self.IS_DEFAULT_PRINTER))
else:
info.append((printers[i]['pPrinterName'], printers[i]['pPortName'], printers[i]['cJobs'], self.NOT_DEFAULT_PRINTER))
return info
def build_dict():
global prdict
lst = win32print.EnumPrinters(win32print.PRINTER_ENUM_CONNECTIONS +
win32print.PRINTER_ENUM_LOCAL)
prdict = {}
for flags, description, name, comment in lst:
prdict[name] = {}
prdict[name]["flags"] = flags
prdict[name]["description"] = description
prdict[name]["comment"] = comment
def get_printer_list():
list = []
#Enum printers returns the list of printers available in the network
printers = win32print.EnumPrinters(win32print.PRINTER_ENUM_CONNECTIONS +
win32print.PRINTER_ENUM_LOCAL)
for i in printers:
list.append(i[2])
return list
