def printStickerLabel(orderNumber):
stickerPrinter = Usb(0x1ba0, 0x220a, 0)
stickerPrinter.set("center")
mydb = mysql.connector.connect(host="62.75.152.102", user="******", passwd="GA2019!?", database="wordpress_b")
mydb.autocommit = True
# mycursor = mydb.cursor()
# mycursor.execute("UPDATE orderPlaced SET collected = IF(made = 1, 1 , 0), made = IF(made = 0, 1 , 1) WHERE orderID = " + str(orderNumber))
mycursor = mydb.cursor()
mycursor.execute("SELECT IF(collected = 1, 'Collected' , 'Made') as Output, count(orderLine.extras), IF(orderPlaced.paid,'Paid On App','NEEDS TO PAY'), orderPlaced.orderID, orderPlaced.collection, orderPlaced.amount FROM orderPlaced, orderLine WHERE orderPlaced.orderID = orderLine.orderID AND orderPlaced.orderID = " + str(orderNumber))
myresult = mycursor.fetchall()
for x in myresult:
for z in range(1,int(x[1]+1)):
stickerPrinter.text(" Order Complete \n")
stickerPrinter.text(str(x[3]) + "\n\n")
stickerPrinter.text(str(x[2]) + "\n\n")
stickerPrinter.text(" Collection Time \n")
stickerPrinter.text(str(x[4]) + "\n\n")
stickerPrinter.text("" + str(z) + " of " + str(int(x[1])) + "\n")
stickerPrinter.barcode(str(x[3]), 'CODE39', 64, 2, 'OFF', 'True')
if z != x[1]:
stickerPrinter.text("\n\n=======================\n\n")
else:
stickerPrinter.cut()
stickerPrinter.close()
def checkout_setup(checkout_id):
p = Usb(0x471, 0x55, 0, 0x82, 0x02)
# p.device.read(p.in_ep, 1)
res = requests.get('http://www.e-orders.org/api/printer/checkout-print?checkout_id={0}'.format(checkout_id))
res_json = json.loads(res.text)
print('response', res_json)
items = res_json[0]
print(items)
p.set(align='center', text_type='B', width=3, height=3)
p.text('CHECKOUT'+"\n")
p.set(align='center', text_type='B', width=2, height=2)
p.text(items['table_name']+"\n")
p.set(align='center', text_type='normal', width=1, height=1)
p.text(items['datetime']+"\n")
for item in items['items']:
p.set(align='left', text_type='B', width=2, height=1)
p.text(str(item['quantity']) + 'x '+ item['name']+'\n')
p.set(align='right', text_type='B', width=1, height=1)
p.text(str(item['quantity']) + ' x '+str(item['cost']) + ' sub total: ' + str(item['total_item_cost']) + '$' + '\n')
# comment = item['comments']
p.set(align='center', text_type='B', width=3, height=3)
p.text('TOTAL: '+str(items['total'])+"\n")
# p.text('\n\n\n\n\n\n\n\n\n\n\n\n')
# p.text('\n\n\n\n\n\n\n\n\n\n\n\n')
p.text('\n\n\n')
# p.text('\n\n\n')
p.cut()
p.close()
def impr(data = []):
"""
Data = id de proyectos votados
:param data:
:return:
"""
p = Usb(0x04b8, 0x0e15, 0, )
# f = open("to_save", 'r+')
# lines = f.readlines()[0]
# data = ast.literal_eval(lines)
p.image("{}functions/cabecera.jpg".format(path_proyecto))
p.set(font='a', height=1, align='center')
p.codepage = 'cp850'
# p.charcode("MULTILINGUAL")
# print(p.codepage)
try:
p.text('Presupuestos Participativos de Inversiones 2018\n')
p.text('- Recibo informativo - \n')
p.text('----------------------------------- \n')
p.set(font='a', height=2, align='center')
# date = datetime.now()
date = datetime.now() + timedelta(hours=2)
p.text('Votación realizada: \n {} \n \n'.format(date.strftime("%Y-%m-%d %H:%M:%S")))
p.set(font='a', height=2, align='center')
p.text('Proyectos elegidos: \n \n')
p.set(font='a', height=1, align='center')
#propuestas
contMax = 0
for i in data:
e = propuestas.search_name_by_id(i)
if e is None:
print("Id de proyecto {} no valido".format(i))
else:
title, price = e
contMax = contMax + int(price)
price = format_price(price)
p.text('{} - {} e \n\n'.format(title, price))
p.set(font='a', height=2, align='center')
p.text('\n Inversión total votada: ')
p.text('{} e \n'.format(format_price(contMax)))
p.set(font='a', height=1, align='center')
p.text('\n \n Gracias por su participación \n')
p.text('----------------------------------- \n')
p.set(font='a', height=1, align='center')
p.text(
'Sistema presencial de votación electrónica \n')
p.text("Evotebox \n")
p.image("{}functions/gente.png".format(path_proyecto))
p.cut()
p.close()
except:
# print(traceback.format_exc())
p.cut()
p.close()
def imprimir_ticket_final(data = {}, num_participantes=0):
"""
Data = diccionario {id:num}
:param data:
:return:
"""
p = Usb(0x04b8, 0x0e15, 0, )
p.image("{}functions/cabecera.jpg".format(path_proyecto))
p.set(font='a', height=1, align='center')
p.codepage = 'cp850'
try:
p.text('Presupuestos Participativos de Inversiones 2018\n')
p.text('- Acta de recuento - \n')
p.text('----------------------------------- \n')
p.set(font='a', height=2, align='center')
# date = datetime.now()
date = datetime.now() + timedelta(hours=2)
p.text('Recuento realizado: \n {} \n \n'.format(date.strftime("%Y-%m-%d %H:%M:%S")))
p.set(font='a', height=2, align='center')
p.text('Participantes: {} personas\n \n'.format(num_participantes))
p.text('Total de proyectos votados: {} proyectos \n \n'.format(len(data)))
p.text('Proyectos votados: \n \n')
p.set(font='a', height=1, align='center')
if len(data) == 0:
p.text("Lista vacia")
#propuestas
for i in data:
e = propuestas.search_name_by_id(i)
if e is None:
print("Id de proyecto {} no valido".format(i))
else:
title, price = e
votos = data[i]
if votos == 1:
p.text('{} - {} voto \n\n'.format(title, votos))
else:
p.text('{} - {} votos \n\n'.format(title, votos))
p.set(font='a', height=1, align='center')
p.text('----------------------------------- \n')
p.set(font='a', height=1, align='center')
p.text(
'Sistema presencial de votación electrónica \n')
p.text("Evotebox \n")
p.image("{}functions/gente.png".format(path_proyecto))
p.cut()
p.close()
except:
# print(traceback.format_exc())
p.cut()
p.close()
def printInitalOrderTicket(newValue):
receiptPrinter = Usb(0x04b8, 0x0202, 0)
receiptPrinter.set("center")
EAN = barcode.get_barcode_class('code128')
mydb = mysql.connector.connect(host="62.75.152.102", user="******", passwd="GA2019!?", database="wordpress_b")
mydb.autocommit = True
mycursor = mydb.cursor()
mycursor.execute("SELECT lineID FROM orderLine WHERE orderID = " + str(newValue))
myresult = mycursor.fetchall()
orderlineIDS = []
for x in myresult:
orderlineIDS.append(str(x).split("(")[1].split(",")[0])
complete = []
for x in orderlineIDS:
mycursor = mydb.cursor()
sql = "SELECT orderPlaced.orderID, DATE_FORMAT(orderPlaced.time, '%D %M %Y %T'), orderPlaced.collection, (SELECT itemDB.itemName FROM itemDB, orderLine WHERE itemDB.itemID = orderLine.foodID AND orderLine.lineID = " + str(x) + ") AS baguette, ( SELECT itemDB.itemName FROM itemDB, orderLine WHERE itemDB.itemID = orderLine.snackID AND orderLine.lineID = " + str(x) + ") AS snack, ( SELECT itemDB.itemName FROM itemDB, orderLine WHERE itemDB.itemID = orderLine.drinkID AND orderLine.lineID = " + str(x) + ") AS drink, orderLine.extras, orderLine.sauces, orderPlaced.paid, orderPlaced.amount FROM orderPlaced, orderLine WHERE orderPlaced.orderID = orderLine.orderID AND orderLine.lineID = " + str(x)
print(sql)
mycursor.execute(sql)
myresult = mycursor.fetchall()
complete.append(myresult)
receiptPrinter.image("/home/pi/Documents/logo.png")
receiptPrinter.text("\n\nNew Order Received\n")
receiptPrinter.text("Order Number: " + str(complete[0][0][0]) + "\n\n")
receiptPrinter.text("Date: " + str(complete[0][0][1]) + "\n\n")
receiptPrinter.text("***************************************\n\n")
for x in complete:
receiptPrinter.text(str(x[0][3]).title() + " Baguette\n")
receiptPrinter.text("(" + str(x[0][6]) + ")\n")
receiptPrinter.text("(" + str(x[0][7]) + ")\n\n")
if str(x[0][4]) != "None":
receiptPrinter.text(str(x[0][4])+ "\n")
receiptPrinter.text(str(x[0][5]) + "\n\n")
receiptPrinter.text("*\n\n")
ean = EAN(str(complete[0][0][0]), writer=ImageWriter())
fullname = ean.save('/home/pi/ean13_barcode')
receiptPrinter.image("/home/pi/ean13_barcode.png")
receiptPrinter.cut()
mydb.close()
"""if str(complete[0][0][8]) == "0":
client = Izettle(
client_id='ccfe6b88-67e1-4f6d-94c5-34b91b11a5fa',
client_secret='IZSEC33534207-7d83-4f70-b64d-8c54d4e21f00',
user='******',
password='******'
)
client.create_product_variant('d62f7bb0-2728-11e6-85b5-dd108c223139',{"name": "Order " + str(complete[0][0][0]) , "barcode": str(complete[0][0][0]), "price": {"amount": str(complete[0][0][9]), "currencyId": "GBP"}})
"""
receiptPrinter.close()
def reprintOrderTicket(orderNumber):
receiptPrinter = Usb(0x04b8, 0x0202, 0)
receiptPrinter.set("center")
EAN = barcode.get_barcode_class('code128')
mydb = mysql.connector.connect(host="62.75.152.102", user="******", passwd="GA2019!?", database="wordpress_b")
mydb.autocommit = True
mycursor = mydb.cursor()
mycursor.execute("SELECT `lineID` FROM `orderLine` WHERE `orderID`= " + str(orderNumber))
myresult = mycursor.fetchall()
complete = []
for x in myresult:
x = x[0]
mycursor = mydb.cursor()
mycursor.execute("SELECT orderPlaced.orderID, DATE_FORMAT(orderPlaced.time, '%D %M %Y %T'), orderPlaced.collection, (SELECT itemDB.itemName FROM itemDB, orderLine WHERE itemDB.itemID = orderLine.foodID AND orderLine.lineID = " + str(x) + ") AS baguette, ( SELECT itemDB.itemName FROM itemDB, orderLine WHERE itemDB.itemID = orderLine.snackID AND orderLine.lineID = " + str(x) + ") AS snack, ( SELECT itemDB.itemName FROM itemDB, orderLine WHERE itemDB.itemID = orderLine.drinkID AND orderLine.lineID = " + str(x) + ") AS drink, orderLine.extras, orderLine.sauces, orderPlaced.paid, orderPlaced.amount FROM orderPlaced, orderLine WHERE orderPlaced.orderID = orderLine.orderID AND orderLine.lineID = " + str(x))
myresult = mycursor.fetchall()
complete.append(myresult)
receiptPrinter.text("REPRINT ORDER TICKET\n")
receiptPrinter.text("Order Number: " + str(complete[0][0][0]) + "\n\n")
receiptPrinter.text("Date: " + str(complete[0][0][1]) + "\n")
receiptPrinter.text("***************************************\n\n")
for x in complete:
receiptPrinter.text(str(x[0][3]).title() + " Baguette\n")
receiptPrinter.text("(" + str(x[0][6]) + ")\n")
receiptPrinter.text("(" + str(x[0][7]) + ")\n\n")
if str(x[0][4]) != "None":
receiptPrinter.text(str(x[0][4])+ "\n")
receiptPrinter.text(str(x[0][5]) + "\n\n\n")
receiptPrinter.text("\n")
ean = EAN(str(complete[0][0][0]), writer=ImageWriter())
fullname = ean.save('/home/pi/ean13_barcode')
receiptPrinter.image("/home/pi/ean13_barcode.png")
receiptPrinter.cut()
mydb.close()
receiptPrinter.close()
def main(): # Demo
try:
p = Usb(0x0416, 0x5011)
except usb.core.USBError as e:
if e.errno == 13:
print("Printing permission is required. (are you root?)")
subprocess.call(['sudo', '/usr/bin/env', 'python3', *sys.argv])
quit(1)
else:
print(
"Unknown Error about has catched during handling with USB Device. Program will closed.\n=========================="
)
raise e
tt = softunicode(350)
tt.changeFontTTF('neodgm.ttf', size=32)
try:
while True:
p.image(tt.text(input()), impl=u'bitImageColumn')
finally:
p.text("\n\n\n")
p.close()
def do_usb_test():
from escpos.printer import Usb
import io
pt = EscPosPrint(encode='gb2312', temp_path='/tmp/print', width=384)
with io.open('test/all.xml', 'r', encoding='utf8') as f:
pt.auto_print(f.read())
import base64
# print(base64.encodebytes(pt.get_data()))
# return
# p = Usb(0x6868, 0x0500, in_ep=0x84, out_ep=0x3)
# p = Usb(0x154f, 0x1300, in_ep=0x82, out_ep=0x01)
p = Usb(0x0483, 0x5720, in_ep=0x82, out_ep=0x02)
# p._raw(bytes([0x31,0x32,0x33,0x0A,0x1D,0x4C,0x50,0x00,0x31, 0x32,0x33, 0x0A]) + pt.get_data())
px = [
0x1B,
0x53,
0x1D,
0x57,
0x80,
0x01,
0x1D,
0x4C,
0xF0,
0x00,
0x0a,
# 0x31, 0x32, 0x33, 0x34, 0x34, 0x0A
]
b = px + [
ord(c)
for c in '123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklnm\n'
]
# b = [0x31, 0x32, 0x33, 0x0A, 0x1D, 0x4C, 0xE0, 0x00, 0x31, 0x32, 0x33, 0x0A]
b = bytes(px) + pt.get_data()[2:]
for i in b:
print(hex(i))
p._raw(bytes(b))
p.close()
printer.image(image)
if __name__ == '__main__':
# Some Text
ptTitle = u'Test Title'
ptText = u'Test Text'
ptQR = u'This is my Alipay QRCode'
# Print Something
PrintAlign(1)
PrintTime()
PrintText(ptTitle, inputSize=36, inputBold=True)
PrintSpace(20)
PrintAlign(0)
PrintText(ptText, inputBorder=2)
PrintSpace(20)
PrintAlign(1)
PrintText(ptQR, inputSize=20)
PrintImage("http://brainexplode.com/money.jpg")
#printer.qr('http://brainexplode.com/me.html', ec=2, size=8)
PrintSpace(20)
PrintLine(1)
printer.cut()
printer.close()
def orderProcess(queueType, awaitOrder, lidNoLid, tableLoc, MProc, updateCounter, updateInt, q):
orderJob = get_current_job()
orderJob.meta['lid'] = q["lid"]
orderJob.meta['progress'] = 0
try:
if q['phone']:
orderJob.meta['phone'] = q['phone']
except:
print("no phone#")
orderJob.meta['phone'] = "0"
orderJob.save_meta()
print(orderJob)
print(orderJob.meta)
print(orderJob.kwargs)
kukaDoneID = "ns=4;s=DI_KUKA_SIGNAL_DONE"
kukaRunningID = "ns=4;s=DI_KUKA_SIGNAL_START"
kukaWaitingID = "ns=4;s=DI_KUKA_SIGNAL_WAITING_ORDER"
selectedQueueID = "ns=4;s=SELECTED_QUEUE"
# print(q)
# print(q["lid"])
# print(q["dye"])
# print(q["table"])
isOPCAvailable = False
try:
# print("Order Processing")
client = Client("opc.tcp://192.168.0.211:4870") # Set OPC-UA Server
# print("STOP")
client.connect()
awaitOrder = client.get_node(awaitOrder)
while awaitOrder.get_value() is False:
# print("HMI Not ready")
sleep(1.0)
sleep(6.0) # Need extra sleep to let all previous sequences clear out and become complete.
# print("HMI is ready. Loading Values")
M_Lid = client.get_node(lidNoLid)
# print("Q" + q["lid"])
if q["lid"] == "true":
t = True
else:
t = False
M_Lid.set_value(t)
# print("Dye set" + str(dyeBool))
M_Table = client.get_node(tableLoc)
M_Table.set_value(int(q["table"]), VariantType.Int16)
# print("table set" + q["table"])
M_process = client.get_node(MProc)
M_process.set_value(True)
# print("process")
awaitOrder.set_value(False)
isOPCAvailable = True
except OSError:
print("OPC Server Unavailable")
# Now monitor for status int changes
# orderStatusCode = client.get_node()
orderJob = get_current_job()
orderJob.meta['progress'] = 0
orderJob.save_meta()
progressInt = 0
if isOPCAvailable is False:
asdf = 0
while asdf < 10:
orderJob.meta['progress'] = asdf
# print(orderJob)
# print(asdf)
orderJob.save_meta()
sleep(.05)
asdf = asdf + 1
orderJob.meta['progress'] = 10
orderJob.save_meta()
else:
while orderJob.meta['progress'] != 10:
client.disconnect()
client.connect()
countVal = client.get_node(updateCounter).get_value()
intVal = client.get_node(updateInt).get_value()
kukaQueue = client.get_node(selectedQueueID).get_value()
kukaRun = client.get_node(kukaRunningID).get_value()
kukaDone = client.get_node(kukaDoneID).get_value()
estopstat = client.get_node("ns=4;s=M_E_Stop")
print("Count" + str(countVal))
print("INT COUNT" + str(intVal))
print("kuka q" + str(kukaQueue))
print("Kuka run" + str(kukaRun))
print("kuka done" + str(kukaDone))
print("quetype" + str(queueType))
if(kukaQueue):
print("kukaque is true")
else:
print("kukaqueue is false")
if kukaRun:
print("kukarun is true")
else:
print("kukarun is false")
if queueType:
print("qt is true")
else:
print("qt is false")
if kukaQueue == queueType and (kukaRun or kukaDone ): # IF The selected queue and working queue match, AND the kuka is in run sequence
print("all true")
orderJob.meta['progress'] = intVal
else:
orderJob.meta['progress'] = countVal
if estopstat:
orderJob.meta['progress'] = 30
orderJob.save_meta()
return
orderJob.save_meta()
sleep(1)
try:
client.disconnect()
except (OSError, AttributeError) as e:
print("OPC Unavailable")
print("disconnect")
#send sms
try:
name = ""
if q['name']:
name = q['name']
n = phonenumbers.parse(orderJob.meta['phone'],"CA")
if phonenumbers.is_possible_number(n):
number = phonenumbers.format_number(n, phonenumbers.PhoneNumberFormat.E164)
print(os.getenv("TSID"))
print(os.getenv("TAUTH"))
client = tClient(os.getenv("TSID"), os.getenv("TAUTH"))
message = client.messages.create(body=str("Hello "+name + "\n Your order is ready at mobile pickup :)"), from_='+16042565679', to=number)
print(message.sid)
except:
print("SMS Failed to send")
try:
printer = Usb(0x04b8, 0x0203)
printer.set(font='a', height=2, align='CENTER', text_type="bold")
printer.image("cup.gif")
try:
printer.text(q['name']+"\n")
except:
printer.text("No Name\n")
printer.set(font='a', height=1, align='center', text_type='normal')
printer.text(str("Dye: " + str(queueType) + " || Lid: " + str(q["lid"]) + "\n"))
printer.set(font='b', height=1, align='center', text_type="bold")
tableprint = str(int(q["table"]))
if int(q["table"]) == 4:
tableprint = "Mobile Pickup"
printer.text(str("Table " + tableprint + "\n"))
printer.cut()
printer.close()
except:
print("printer error")
#!/usr/bin/python
from escpos.printer import Usb
p = Usb(0x0416, 0x5011)
p.text("Mini Alexa Pi Printer\n")
p.close()
def order_setup(order_id):
myconverter = Converter(max_expansions=4)
p = Usb(0x471, 0x55, 0, 0x82, 0x2)
# p.codepa
# p.device.write(p.out_ep, CHARCODE_GREEK, 5000)
# p = Usb(0x1d6b, 0x2, 0, 0x82, 0x2)
# p.codepage = 'cp1253'
# p.charcode(code='AUTO')
# p.device.read(p.in_ep, 1)
res = requests.get('http://www.e-orders.org/api/app/order?order_id={0}'.format(order_id))
res_json = json.loads(res.text)
items = res_json['items']
print(items)
p.set(align='center', text_type='B', width=3, height=3)
p.text('NEW ORDER'+"\n")
p.set(align='center', text_type='B', width=2, height=2)
p.text(items['items'][0]['table_name']+"\n")
p.set(align='center', text_type='normal', width=1, height=1)
p.text(items['datetime']+"\n")
for item in items['items']:
item_name =myconverter.convert(item['name'])[0]
p.set(align='left', text_type='B', width=2, height=1)
# p.text(str(item['quantity'])+'X '+item['name']+'\n')
p.text(str(item['quantity'])+'X '+item_name+'\n')
comment = item['comments']
p.set(align='center', text_type='normal', width=1, height=1)
print(comment)
if comment =='':
pass
else:
p.text('COMMENTS: '+item['comments'] + "\n")
p.set(align='center', text_type='normal', width=2, height=1)
for content in item['contents']:
if content['changed'] == 1:
if content['default'] == 0:
p.text('WITH '+content['content_name']+'\n')
p.text('\n\n\n\n\n\n\n\n\n\n\n\n')
p.cut()
# RT_STATUS = DLE + EOT
# RT_STATUS_ONLINE = RT_STATUS + b'\x01'
# RT_STATUS_PAPER = RT_STATUS + b'\x04'
# p.barcode()
method_list = [func for func in dir(p) if callable(getattr(p, func))]
# print('device: ', p.query_status(PAPER_FULL_CUT))
# print('device: ', p.query_status(PAPER_FULL_CUT))
e = "\x10\x04\x04"
# p.device.write(p.out_ep, RT_STATUS_PAPER)
print('device: ', )
print('device: ', )
# print('device: ', p._raw(RT_STATUS_ONLINE))
# print('device: ', p._read())
p.close()
class Receipt:
def __init__(self):
from escpos.printer import Usb, Dummy
self.eps = Usb(0x4b8, 0x0e03)
self.dps = Dummy()
def print_header(self, opts):
"""Responsible for printing the header part of the receipt,
:param:opts: include all options that could go into the
header like logo, company name and all that
"""
if COMPANY_LOGO in opts.keys():
self.imgesprint(opts[COMPANY_LOGO])
self.esprint(LINE_BREAK)
if COMPANY_NAME in opts.keys():
self.esprint(opts[COMPANY_NAME])
self.esprint(LINE_BREAK)
if COMPANY_CONTACT in opts.keys():
self.esprint(TEL)
self.esprint(opts[COMPANY_CONTACT])
self.esprint(LINE_BREAK)
if COMPANY_LOCATION in opts.keys():
self.esprint(LOC)
self.esprint(opts[COMPANY_LOCATION])
self.esprint(LINE_BREAK)
self.n_char(SN_RULER, PAPER_MAX_WIDTH, w=1, h=1)
self.esprint(LINE_BREAK)
if RECEIPT_NAME in opts.keys():
RNO = opts[RECEIPT_NUMBER] if RECEIPT_NUMBER in opts.keys() else ''
RECEIPT = opts[RECEIPT_NAME] + SPACE_CHAR + HASH_NO + RNO
self.cesprint(RECEIPT)
char = len(RECEIPT)
self.cesprint(self.n_char_generate(DO_RULER, char), w=1, h=2)
self.esprint(LINE_BREAK)
if CUSTOMER_NAME in opts.keys():
self.lesprint(CUSTOMER, LEFT_PROPERTY_WIDTH)
self.esprint(COLON_CHAR)
self.n_char(SPACE_CHAR, LR_ALIGN)
self.esprint(opts[CUSTOMER_NAME])
self.esprint(LINE_BREAK)
if CASHIER_NAME in opts.keys():
self.lesprint(CASHIER, LEFT_PROPERTY_WIDTH)
self.esprint(COLON_CHAR)
self.n_char(SPACE_CHAR, LR_ALIGN)
self.esprint(opts[CASHIER_NAME])
self.esprint(LINE_BREAK)
if RECEIPT_DATE in opts.keys():
self.lesprint(DATE, LEFT_PROPERTY_WIDTH)
self.esprint(COLON_CHAR)
self.n_char(SPACE_CHAR, LR_ALIGN)
self.esprint(opts[RECEIPT_DATE])
self.esprint(LINE_BREAK)
if CURRENCY_NAME in opts.keys():
self.lesprint(CURRENCY_NAME_TITLE, LEFT_PROPERTY_WIDTH)
self.esprint(COLON_CHAR)
self.n_char(SPACE_CHAR, LR_ALIGN)
self.esprint(opts[CURRENCY_NAME])
self.esprint(LINE_BREAK)
def print_items(self, items):
"""Responsible for printing the receipt part of
the receipt.
"""
self.n_char(SN_RULER, PAPER_MAX_WIDTH, w=1, h=1)
self.esprint(LINE_BREAK)
self.esprint(ITEM_TITLE)
self.n_char(SPACE_CHAR, ITEM_TITLE_SPACE_AFTER)
self.esprint(QTY_TITLE)
self.n_char(SPACE_CHAR, QTY_TITLE_SPACE_AFTER)
self.esprint(SP_TITLE)
self.n_char(SPACE_CHAR, SP_TITLE_SPACE_AFTER)
self.esprint(TOTAL_TITLE)
self.n_char(SPACE_CHAR, TOTAL_TITLE_SPACE_AFTER)
self.esprint(LINE_BREAK)
self.n_char(DO_RULER, PAPER_MAX_WIDTH, w=1, h=2)
self.esprint(LINE_BREAK)
sum_total = 0
for item in items:
product = item[ITEM] if len(item[ITEM]) < ITEM_MAX_WIDTH else item[
ITEM][:ITEM_MAX_WIDTH - ELIPSES_WIDTH] + ELIPSES
qty = item[QTY] if isinstance(item[QTY], int) else round(
str_2_num(item[QTY]), 2)
price = round(str_2_num(item[SP]), 2)
total = round(qty * price, 2)
sum_total += total
self.print_space(product, ITEM_MAX_WIDTH)
self.print_space(str(qty), QTY_MAX_WIDTH)
self.print_space(str(price), SP_MAX_WIDTH)
self.print_space(str(total), TOTAL_MAX_WIDTH)
self.esprint(LINE_BREAK)
self.n_char(SN_RULER, PAPER_MAX_WIDTH, w=1, h=1)
self.esprint(LINE_BREAK)
self.esprint(TOTAL_TXT)
leave = TOTAL_TXT_WIDTH
self.n_char(SPACE_CHAR,
PAPER_MAX_WIDTH - TOTAL_MAX_WIDTH - leave,
w=1,
h=1)
self.esprint(str(sum_total))
self.esprint(LINE_BREAK)
self.n_char(DO_RULER, PAPER_MAX_WIDTH, w=1, h=2)
self.esprint(LINE_BREAK)
def print_message(self, msg):
self.cesprint(msg, char=STAR_CHAR)
self.esprint(LINE_BREAK)
def print_vat(self, vmsg):
self.esprint(LINE_BREAK)
self.cesprint(vmsg)
self.esprint(LINE_BREAK)
def print_me(self, me):
self.esprint(me)
def print_space(self, text, width, w=1, h=1):
"""Print text and then print space character
for remaining space = width - texlen. For now texlen is not expected
to be greater than width, if so just truncate to width.
"""
texlen = len(text)
if texlen > width:
text = text[:width]
self.lesprint(text, width)
def imgesprint(self, path, align='center'):
"""Responsible for image printing"""
self.dps.set(align=align)
self.dps.image(path)
def esprint(self, text, w=1, h=1):
"""A prudent wrapper around printing text with [self.eps.text()]"""
self.dps.set(height=h, width=w)
self.dps.text(text)
def escut(self):
self.eps.cut()
def estop(self):
self.eps.close()
def cesprint(self, text, width=PAPER_MAX_WIDTH, char=SPACE_CHAR, w=1, h=1):
"""center align text and fill space left with :param:char:"""
texlen = len(text)
if texlen > width:
diff = width % texlen
else:
diff = width - texlen
if diff == 0:
ldiff = rdiff = 0
elif diff % 2 == 0:
ldiff = rdiff = diff // 2
else:
ldiff = diff // 2
rdiff = ldiff + 1
self.n_char(char, ldiff)
self.esprint(text, w, h)
self.n_char(char, rdiff)
def resprint(self, text, width=PAPER_MAX_WIDTH, char=SPACE_CHAR, w=1, h=1):
"""right align text and fill space left with :param:char:"""
texlen = len(text)
diff = width - texlen
self.n_char(char, diff)
self.esprint(text, w, h)
def lesprint(self, text, width=PAPER_MAX_WIDTH, char=SPACE_CHAR, w=1, h=1):
"""light align text and fill space left with :param:char:"""
texlen = len(text)
diff = width - texlen
self.esprint(text, w, h)
self.n_char(char, diff, w, h)
def n_char(self, char, n, w=1, h=1):
"""Print char n times"""
for i in range(n):
self.esprint(char, w, h)
def n_char_generate(self, char, n):
""" Return string of char n time"""
return char * n
def get_longest_item(self, items):
"""Return the length of the longest
Item name in the list of items
"""
# Assume longest is initially zero
longest = 0
for item in items:
# get length of item name
length = len(item[ITEM])
if length > longest:
longest = length
return longest
def esecute(self):
self.eps._raw(self.dps.output)
