add esc-pos

pos_jsprintmanager/__init__.py

@@ -0,0 +1 @@
+from . import models

pos_jsprintmanager/__manifest__.py

@@ -13,6 +13,10 @@
     ],
     "data": [
         "views/assets.xml",
+        "views/pos_config_view.xml",
+    ],
+    "qweb": [
+        'static/src/xml/pos.xml',
     ],
     "installable": True,
 }

pos_jsprintmanager/models/__init__.py

@@ -0,0 +1 @@
+from . import pos_config

pos_jsprintmanager/models/pos_config.py

@@ -0,0 +1,18 @@
+
+from odoo import models, fields
+
+
+class PosConfig(models.Model):
+    _inherit = 'pos.config'
+
+    use_jsprintmanager = fields.Boolean()
+    jsprintmanager_default_receipt_printer = fields.Char(
+        string='Default Printer for Receipts',
+        help='Enter the name of the default printer to be used in receipts')
+    jsprintmanager_output_format = fields.Selection(
+        string='Printer output format',
+        selection=[
+            ('normal', 'Normal'),
+            ('escpos', 'ESC/POS')
+        ],
+        help='Enter the format used by the printer')

pos_jsprintmanager/static/src/js/screen.js

@@ -44,28 +44,78 @@ odoo.define("pos_jsprintmanager.screen", function (require) {
             }
         },
 
-        print_web: function() {
-            if (this.jspmWSStatus) {
-                //generate an image of HTML content through html2canvas utility
-                html2canvas(document.getElementsByClassName('pos-sale-ticket')[0], { scale: 5 }).then(function (canvas) {
+        get_escpos_receipt_cmds: function() {
+            var order = this.pos.get_order();
+            var receipt = order.export_for_printing();
+            var orderlines = order.get_orderlines();
+            var paymentlines = order.get_paymentlines();
+            var esc = '\x1B'; //ESC byte in hex notation
+            var newLine = '\x0A'; //LF byte in hex notation
+            var cmds = esc + "@"; //Initializes the printer (ESC @)
+            cmds += esc + '!' + '\x38'; //Emphasized + Double-height + Double-width mode selected (ESC ! (8 + 16 + 32)) 56 dec => 38 hex
+            cmds += 'BEST DEAL STORES'; //text to print
+            cmds += newLine + newLine;
+            cmds += esc + '!' + '\x00'; //Character font A selected (ESC ! 0)
+            cmds += 'COOKIES                   5.00';
+            cmds += newLine;
+            cmds += 'MILK 65 Fl oz             3.78';
+            cmds += newLine + newLine;
+            cmds += 'SUBTOTAL                  8.78';
+            cmds += newLine;
+            cmds += 'TAX 5%                    0.44';
+            cmds += newLine;
+            cmds += 'TOTAL                     9.22';
+            cmds += newLine;
+            cmds += 'CASH TEND                10.00';
+            cmds += newLine;
+            cmds += 'CASH DUE                  0.78';
+            cmds += newLine + newLine;
+            cmds += esc + '!' + '\x18'; //Emphasized + Double-height mode selected (ESC ! (16 + 8)) 24 dec => 18 hex
+            cmds += '# ITEMS SOLD 2';
+            cmds += esc + '!' + '\x00'; //Character font A selected (ESC ! 0)
+            cmds += newLine + newLine;
+            cmds += '11/03/13  19:53:17';
+            return cmds
+        },
 
+        print_web: function() {
+            if (this.jspmWSStatus && this.pos.config.use_jsprintmanager == true) {
+                var outputFormat = this.pos.config.jsprintmanager_output_format;
+                var default_printer = this.pos.config.jsprintmanager_default_receipt_printer;
                     //Create a ClientPrintJob
                     var cpj = new JSPM.ClientPrintJob();
-                    cpj.clientPrinter = new JSPM.DefaultPrinter();
+                    if (default_printer) {
+                        cpj.clientPrinter = new JSPM.InstalledPrinter(default_printer);
+                    } else {
+                        cpj.clientPrinter = new JSPM.DefaultPrinter();
+                    }
+                if (outputFormat == 'esc-pos'){
                     //Set content to print...
-                    var b64Prefix = "data:image/png;base64,";
-                    var imgBase64DataUri = canvas.toDataURL("image/png");
-                    var imgBase64Content = imgBase64DataUri.substring(b64Prefix.length, imgBase64DataUri.length);
-
-                    var myImageFile = new JSPM.PrintFile(imgBase64Content, JSPM.FileSourceType.Base64, 'myFileToPrint.png', 1);
-                    //add file to print job
-                    cpj.files.push(myImageFile);
-
+                    //Create ESP/POS commands for sample label
+                    var cmds = this.get_escpos_receipt_cmds()
+                    cpj.printerCommands = cmds;
                     //Send print job to printer!
                     cpj.sendToClient();
-                });
+                } else {
+                    //generate an image of HTML content through html2canvas utility
+                    var ticket = document.getElementsByClassName('pos-sale-ticket')[0]
+                    html2canvas(ticket, {scale: 10, width: 900}).then(function (canvas) {
+                        //Set content to print...
+                        var b64Prefix = "data:image/png;base64,";
+                        var imgBase64DataUri = canvas.toDataURL("image/png");
+                        var imgBase64Content = imgBase64DataUri.substring(b64Prefix.length, imgBase64DataUri.length);
+                        var myImageFile = new JSPM.PrintFile(imgBase64Content, JSPM.FileSourceType.Base64, 'myFileToPrint.png', 1);
+                        //add file to print job
+                        cpj.files.push(myImageFile);
+                        //Send print job to printer!
+                        cpj.sendToClient();
+                    });
+                }
+                this.pos.get_order()._printed = true;
+            } else {
+                return this._super();
             }
-            this.pos.get_order()._printed = true;
+
         },
     })
 });

pos_jsprintmanager/views/pos_config_view.xml

@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<odoo>
+
+    <record id="view_pos_config_view_form_jsprintmanager" model="ir.ui.view">
+        <field name="name">pos.config.form.jsprintmanager</field>
+        <field name="model">pos.config</field>
+        <field name="inherit_id" ref="point_of_sale.pos_config_view_form"/>
+        <field name="priority" eval="30"/>
+        <field name="arch" type="xml">
+            <xpath expr="//div[@id='receipt']" position="inside">
+                <div class="col-12 col-lg-6 o_setting_box" id="use_jsprintmanager">
+                    <div class="o_setting_left_pane">
+                        <field name="use_jsprintmanager"/>
+                    </div>
+                    <div class="o_setting_right_pane">
+                        <label for="use_jsprintmanager"/>
+                        <div class="text-muted">
+                            Use JS Print Manager to print receipts
+                        </div>
+                    </div>
+                    <div id='jsprintmanager_default_receipt_printer' class="o_setting_right_pane" attrs="{'invisible' : [('use_jsprintmanager', '=', False)]}">
+                        <span class="o_form_label">Default Printer for Receipts</span>
+                        <div class="content-group mt16">
+                            <field name="jsprintmanager_default_receipt_printer" colspan="4"
+                                nolabel="1"/>
+                        </div>
+                    </div>
+                    <div id='jsprintmanager_output_format' class="o_setting_right_pane" attrs="{'invisible' : [('use_jsprintmanager', '=', False)]}">
+                        <span class="o_form_label">Output format</span>
+                        <div class="content-group mt16">
+                            <field name="jsprintmanager_output_format" colspan="4"
+                                nolabel="1"/>
+                        </div>
+                    </div>
+                </div>
+            </xpath>
+        </field>
+    </record>
+
+</odoo>