# -*- coding: utf-8 -*- # Part of Odoo. See LICENSE file for full copyright and licensing details. import commands import logging import time import subprocess from threading import Lock from odoo import http from odoo.http import request _logger = logging.getLogger(__name__) # Those are the builtin raspberry pi USB modules, they should # not appear in the list of connected devices. BANNED_DEVICES = set([ "0424:9514", # Standard Microsystem Corp. Builtin Ethernet module "1d6b:0002", # Linux Foundation 2.0 root hub "0424:ec00", # Standard Microsystem Corp. Other Builtin Ethernet module ]) # drivers modules must add to drivers an object with a get_status() method # so that 'status' can return the status of all active drivers drivers = {} # keep a list of RS-232 devices that have been recognized by a driver, # so other drivers can skip them during probes rs232_devices = {} # {'/path/to/device': 'driver'} rs232_lock = Lock() # must be held to update `rs232_devices` class Proxy(http.Controller): def get_status(self): statuses = {} for driver in drivers: statuses[driver] = drivers[driver].get_status() return statuses @http.route('/hw_proxy/hello', type='http', auth='none', cors='*') def hello(self): return "ping" @http.route('/hw_proxy/handshake', type='json', auth='none', cors='*') def handshake(self): return True @http.route('/hw_proxy/status', type='http', auth='none', cors='*') def status_http(self, debug=None, **kwargs): resp = """ Odoo's PosBox

Hardware Status

The list of enabled drivers and their status

""" statuses = self.get_status() for driver in statuses: status = statuses[driver] if status['status'] == 'connecting': color = 'black' elif status['status'] == 'connected': color = 'green' else: color = 'red' resp += "

"+driver+' : '+status['status']+"

\n" resp += "\n" resp += """

Connected Devices

The list of connected USB devices as seen by the posbox

""" if debug is None: resp += """(debug version)""" devices = commands.getoutput("lsusb").split('\n') count = 0 resp += "
\n" for device in devices: device_name = device[device.find('ID')+2:] device_id = device_name.split()[0] if not (device_id in BANNED_DEVICES): resp+= "
"+device_name+"
\n" count += 1 if count == 0: resp += "
No USB Device Found
" resp += "
\n\n\n\n" if debug is not None: resp += """

Debug version

lsusb -v output:

                %s
""" % subprocess.check_output('lsusb -v', shell=True) return request.make_response(resp,{ 'Cache-Control': 'no-cache', 'Content-Type': 'text/html; charset=utf-8', 'Access-Control-Allow-Origin': '*', 'Access-Control-Allow-Methods': 'GET', }) @http.route('/hw_proxy/status_json', type='json', auth='none', cors='*') def status_json(self): return self.get_status() @http.route('/hw_proxy/scan_item_success', type='json', auth='none', cors='*') def scan_item_success(self, ean): """ A product has been scanned with success """ print 'scan_item_success: ' + str(ean) @http.route('/hw_proxy/scan_item_error_unrecognized', type='json', auth='none', cors='*') def scan_item_error_unrecognized(self, ean): """ A product has been scanned without success """ print 'scan_item_error_unrecognized: ' + str(ean) @http.route('/hw_proxy/help_needed', type='json', auth='none', cors='*') def help_needed(self): """ The user wants an help (ex: light is on) """ print "help_needed" @http.route('/hw_proxy/help_canceled', type='json', auth='none', cors='*') def help_canceled(self): """ The user stops the help request """ print "help_canceled" @http.route('/hw_proxy/payment_request', type='json', auth='none', cors='*') def payment_request(self, price): """ The PoS will activate the method payment """ print "payment_request: price:"+str(price) return 'ok' @http.route('/hw_proxy/payment_status', type='json', auth='none', cors='*') def payment_status(self): print "payment_status" return { 'status':'waiting' } @http.route('/hw_proxy/payment_cancel', type='json', auth='none', cors='*') def payment_cancel(self): print "payment_cancel" @http.route('/hw_proxy/transaction_start', type='json', auth='none', cors='*') def transaction_start(self): print 'transaction_start' @http.route('/hw_proxy/transaction_end', type='json', auth='none', cors='*') def transaction_end(self): print 'transaction_end' @http.route('/hw_proxy/cashier_mode_activated', type='json', auth='none', cors='*') def cashier_mode_activated(self): print 'cashier_mode_activated' @http.route('/hw_proxy/cashier_mode_deactivated', type='json', auth='none', cors='*') def cashier_mode_deactivated(self): print 'cashier_mode_deactivated' @http.route('/hw_proxy/open_cashbox', type='json', auth='none', cors='*') def open_cashbox(self): print 'open_cashbox' @http.route('/hw_proxy/print_receipt', type='json', auth='none', cors='*') def print_receipt(self, receipt): print 'print_receipt' + str(receipt) @http.route('/hw_proxy/is_scanner_connected', type='json', auth='none', cors='*') def is_scanner_connected(self, receipt): print 'is_scanner_connected?' return False @http.route('/hw_proxy/scanner', type='json', auth='none', cors='*') def scanner(self, receipt): print 'scanner' time.sleep(10) return '' @http.route('/hw_proxy/log', type='json', auth='none', cors='*') def log(self, arguments): _logger.info(' '.join(str(v) for v in arguments)) @http.route('/hw_proxy/print_pdf_invoice', type='json', auth='none', cors='*') def print_pdf_invoice(self, pdfinvoice): print 'print_pdf_invoice' + str(pdfinvoice)