[REF] barcodes: update to the new module system
This commit is contained in:
Géry Debongnie
@@ -1,229 +1,234 @@
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openerp.barcodes = function(instance) {
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"use strict";
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odoo.define('barcodes.BarcodeParser', ['web.Class', 'web.Model'], function (require) {
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"use strict";
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instance.barcodes = {};
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var module = instance.barcodes;
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var Class = require('web.Class');
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var Model = require('web.Model');
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// The BarcodeParser is used to detect what is the category
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// of a barcode (product, partner, ...) and extract an encoded value
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// (like weight, price, etc.)
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module.BarcodeParser = instance.web.Class.extend({
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init: function(attributes) {
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var self = this;
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this.nomenclature_id = attributes.nomenclature_id;
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this.loaded = this.load();
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},
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// The BarcodeParser is used to detect what is the category
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// of a barcode (product, partner, ...) and extract an encoded value
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// (like weight, price, etc.)
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var BarcodeParser = Class.extend({
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init: function(attributes) {
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this.nomenclature_id = attributes.nomenclature_id;
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this.loaded = this.load();
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},
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// This loads the barcode nomenclature and barcode rules which are
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// necessary to parse the barcodes. The BarcodeParser is operational
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// only when those data have been loaded
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load: function(){
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var self = this;
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return new instance.web.Model('barcode.nomenclature')
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.query(['name','rule_ids','upc_ean_conv'])
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.filter([['id','=',this.nomenclature_id[0]]])
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.first()
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.then(function(nomenclature){
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self.nomenclature = nomenclature;
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// This loads the barcode nomenclature and barcode rules which are
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// necessary to parse the barcodes. The BarcodeParser is operational
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// only when those data have been loaded
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load: function(){
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var self = this;
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return new Model('barcode.nomenclature')
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.query(['name','rule_ids','upc_ean_conv'])
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.filter([['id','=',this.nomenclature_id[0]]])
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.first()
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.then(function(nomenclature){
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self.nomenclature = nomenclature;
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return new instance.web.Model('barcode.rule')
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.query(['name','sequence','type','encoding','pattern','alias'])
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.filter([['barcode_nomenclature_id','=',self.nomenclature.id ]])
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.all()
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}).then(function(rules){
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rules = rules.sort(function(a,b){ return a.sequence - b.sequence; });
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self.nomenclature.rules = rules;
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});
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},
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return new Model('barcode.rule')
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.query(['name','sequence','type','encoding','pattern','alias'])
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.filter([['barcode_nomenclature_id','=',self.nomenclature.id ]])
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.all();
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}).then(function(rules){
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rules = rules.sort(function(a,b){ return a.sequence - b.sequence; });
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self.nomenclature.rules = rules;
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});
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},
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// resolves when the barcode parser is operational.
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is_loaded: function() {
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return self.loaded;
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},
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// resolves when the barcode parser is operational.
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is_loaded: function() {
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return this.loaded;
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},
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// returns the checksum of the ean13, or -1 if the ean has not the correct length, ean must be a string
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ean_checksum: function(ean){
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var code = ean.split('');
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if(code.length !== 13){
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return -1;
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// returns the checksum of the ean13, or -1 if the ean has not the correct length, ean must be a string
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ean_checksum: function(ean){
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var code = ean.split('');
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if(code.length !== 13){
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return -1;
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}
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var oddsum = 0, evensum = 0, total = 0;
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code = code.reverse().splice(1);
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for(var i = 0; i < code.length; i++){
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if(i % 2 === 0){
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oddsum += Number(code[i]);
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}else{
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evensum += Number(code[i]);
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}
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var oddsum = 0, evensum = 0, total = 0;
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code = code.reverse().splice(1);
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for(var i = 0; i < code.length; i++){
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if(i % 2 == 0){
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oddsum += Number(code[i]);
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}else{
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evensum += Number(code[i]);
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}
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}
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total = oddsum * 3 + evensum;
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return Number((10 - total % 10) % 10);
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},
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// returns the checksum of the ean8, or -1 if the ean has not the correct length, ean must be a string
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ean8_checksum: function(ean){
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var code = ean.split('');
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if (code.length !== 8) {
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return -1;
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}
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var sum1 = Number(code[1]) + Number(code[3]) + Number(code[5]);
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var sum2 = Number(code[0]) + Number(code[2]) + Number(code[4]) + Number(code[6]);
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var total = sum1 + 3 * sum2;
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return Number((10 - total % 10) % 10);
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},
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// returns true if the ean is a valid EAN barcode number by checking the control digit.
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// ean must be a string
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check_ean: function(ean){
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return /^\d+$/.test(ean) && this.ean_checksum(ean) === Number(ean[ean.length-1]);
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},
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// returns true if the barcode string is encoded with the provided encoding.
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check_encoding: function(barcode, encoding) {
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var len = barcode.length;
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var allnum = /^\d+$/.test(barcode);
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var check = Number(barcode[len-1]);
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if (encoding === 'ean13') {
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return len === 13 && allnum && this.ean_checksum(barcode) === check;
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} else if (encoding === 'ean8') {
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return len === 8 && allnum && this.ean8_checksum(barcode) === check;
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} else if (encoding === 'upca') {
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return len === 12 && allnum && this.ean_checksum('0'+barcode) === check;
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} else if (encoding === 'any') {
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return true;
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} else {
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return false;
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}
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},
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// returns a valid zero padded ean13 from an ean prefix. the ean prefix must be a string.
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sanitize_ean: function(ean){
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ean = ean.substr(0,13);
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for(var n = 0, count = (13 - ean.length); n < count; n++){
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ean = ean + '0';
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}
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return ean.substr(0,12) + this.ean_checksum(ean);
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},
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// Returns a valid zero padded UPC-A from a UPC-A prefix. the UPC-A prefix must be a string.
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sanitize_upc: function(upc) {
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return this.sanitize_ean('0'+upc).substr(1,12);
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},
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// Checks if barcode matches the pattern
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// Additionnaly retrieves the optional numerical content in barcode
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// Returns an object containing:
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// - value: the numerical value encoded in the barcode (0 if no value encoded)
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// - base_code: the barcode in which numerical content is replaced by 0's
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// - match: boolean
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match_pattern: function (barcode, pattern){
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var match = {
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value: 0,
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base_code: barcode,
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match: false,
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};
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barcode = barcode.replace("\\", "\\\\").replace("{", '\{').replace("}", "\}").replace(".", "\.");
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var numerical_content = pattern.match(/[{][N]*[D]*[}]/); // look for numerical content in pattern
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var base_pattern = pattern;
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if(numerical_content){ // the pattern encodes a numerical content
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var num_start = numerical_content.index; // start index of numerical content
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var num_length = numerical_content[0].length; // length of numerical content
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var value_string = barcode.substr(num_start, num_length-2); // numerical content in barcode
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var whole_part_match = numerical_content[0].match("[{][N]*[D}]"); // looks for whole part of numerical content
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var decimal_part_match = numerical_content[0].match("[{N][D]*[}]"); // looks for decimal part
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var whole_part = value_string.substr(0, whole_part_match.index+whole_part_match[0].length-2); // retrieve whole part of numerical content in barcode
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var decimal_part = "0." + value_string.substr(decimal_part_match.index, decimal_part_match[0].length-1); // retrieve decimal part
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if (whole_part === ''){
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whole_part = '0';
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}
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total = oddsum * 3 + evensum;
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return Number((10 - total % 10) % 10);
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},
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match['value'] = parseInt(whole_part) + parseFloat(decimal_part);
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// returns the checksum of the ean8, or -1 if the ean has not the correct length, ean must be a string
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ean8_checksum: function(ean){
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var code = ean.split('');
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if (code.length !== 8) {
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return -1;
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// replace numerical content by 0's in barcode and pattern
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match['base_code'] = barcode.substr(0,num_start);
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var base_pattern = pattern.substr(0,num_start);
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for(var i=0;i<(num_length-2);i++) {
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match['base_code'] += "0";
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base_pattern += "0";
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}
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var sum1 = Number(code[1]) + Number(code[3]) + Number(code[5]);
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var sum2 = Number(code[0]) + Number(code[2]) + Number(code[4]) + Number(code[6]);
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var total = sum1 + 3 * sum2;
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return Number((10 - total % 10) % 10);
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},
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match['base_code'] += barcode.substr(num_start+num_length-2,barcode.length-1);
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base_pattern += pattern.substr(num_start+num_length,pattern.length-1);
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// returns true if the ean is a valid EAN barcode number by checking the control digit.
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// ean must be a string
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check_ean: function(ean){
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return /^\d+$/.test(ean) && this.ean_checksum(ean) === Number(ean[ean.length-1]);
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},
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match['base_code'] = match['base_code']
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.replace("\\\\", "\\")
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.replace("\{", "{")
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.replace("\}","}")
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.replace("\.",".");
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}
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// returns true if the barcode string is encoded with the provided encoding.
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check_encoding: function(barcode, encoding) {
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var len = barcode.length;
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var allnum = /^\d+$/.test(barcode);
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var check = Number(barcode[len-1]);
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match['match'] = match['base_code'].substr(0,base_pattern.length).match(base_pattern);
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return match;
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},
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// attempts to interpret a barcode (string encoding a barcode Code-128)
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// it will return an object containing various information about the barcode.
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// most importantly :
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// - code : the barcode
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// - type : the type of the barcode (e.g. alias, unit product, weighted product...)
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//
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// - value : if the barcode encodes a numerical value, it will be put there
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// - base_code : the barcode with all the encoding parts set to zero; the one put on
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// the product in the backend
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parse_barcode: function(barcode){
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var parsed_result = {
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encoding: '',
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type:'error',
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code:barcode,
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base_code: barcode,
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value: 0,
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};
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if (encoding === 'ean13') {
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return len === 13 && allnum && this.ean_checksum(barcode) === check;
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} else if (encoding === 'ean8') {
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return len === 8 && allnum && this.ean8_checksum(barcode) === check;
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} else if (encoding === 'upca') {
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return len === 12 && allnum && this.ean_checksum('0'+barcode) === check;
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} else if (encoding === 'any') {
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return true;
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} else {
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return false;
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}
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},
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// returns a valid zero padded ean13 from an ean prefix. the ean prefix must be a string.
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sanitize_ean: function(ean){
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ean = ean.substr(0,13);
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for(var n = 0, count = (13 - ean.length); n < count; n++){
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ean = ean + '0';
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}
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return ean.substr(0,12) + this.ean_checksum(ean);
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},
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// Returns a valid zero padded UPC-A from a UPC-A prefix. the UPC-A prefix must be a string.
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sanitize_upc: function(upc) {
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return this.sanitize_ean('0'+upc).substr(1,12);
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},
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// Checks if barcode matches the pattern
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// Additionnaly retrieves the optional numerical content in barcode
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// Returns an object containing:
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// - value: the numerical value encoded in the barcode (0 if no value encoded)
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// - base_code: the barcode in which numerical content is replaced by 0's
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// - match: boolean
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match_pattern: function (barcode, pattern){
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var match = {
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value: 0,
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base_code: barcode,
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match: false,
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};
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barcode = barcode.replace("\\", "\\\\").replace("{", '\{').replace("}", "\}").replace(".", "\.");
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var numerical_content = pattern.match(/[{][N]*[D]*[}]/); // look for numerical content in pattern
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var base_pattern = pattern;
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if(numerical_content){ // the pattern encodes a numerical content
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var num_start = numerical_content.index; // start index of numerical content
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var num_length = numerical_content[0].length; // length of numerical content
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var value_string = barcode.substr(num_start, num_length-2); // numerical content in barcode
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var whole_part_match = numerical_content[0].match("[{][N]*[D}]"); // looks for whole part of numerical content
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var decimal_part_match = numerical_content[0].match("[{N][D]*[}]"); // looks for decimal part
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var whole_part = value_string.substr(0, whole_part_match.index+whole_part_match[0].length-2); // retrieve whole part of numerical content in barcode
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var decimal_part = "0." + value_string.substr(decimal_part_match.index, decimal_part_match[0].length-1); // retrieve decimal part
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if (whole_part === ''){
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whole_part = '0';
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}
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match['value'] = parseInt(whole_part) + parseFloat(decimal_part);
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// replace numerical content by 0's in barcode and pattern
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match['base_code'] = barcode.substr(0,num_start);
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var base_pattern = pattern.substr(0,num_start);
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for(var i=0;i<(num_length-2);i++) {
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match['base_code'] += "0";
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base_pattern += "0";
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}
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match['base_code'] += barcode.substr(num_start+num_length-2,barcode.length-1);
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base_pattern += pattern.substr(num_start+num_length,pattern.length-1);
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match['base_code'] = match['base_code'].replace("\\\\", "\\").replace("\{", "{").replace("\}","}").replace("\.",".");
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}
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match['match'] = match['base_code'].substr(0,base_pattern.length).match(base_pattern);
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return match;
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},
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// attempts to interpret a barcode (string encoding a barcode Code-128)
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// it will return an object containing various information about the barcode.
|
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// most importantly :
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// - code : the barcode
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// - type : the type of the barcode (e.g. alias, unit product, weighted product...)
|
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//
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// - value : if the barcode encodes a numerical value, it will be put there
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// - base_code : the barcode with all the encoding parts set to zero; the one put on
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// the product in the backend
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parse_barcode: function(barcode){
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var parsed_result = {
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encoding: '',
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type:'error',
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code:barcode,
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base_code: barcode,
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value: 0,
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};
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if (!this.nomenclature) {
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return parsed_result;
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}
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var rules = this.nomenclature.rules;
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for (var i = 0; i < rules.length; i++) {
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var rule = rules[i];
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var cur_barcode = barcode;
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if ( rule.encoding === 'ean13' &&
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this.check_encoding(barcode,'upca') &&
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this.nomenclature.upc_ean_conv in {'upc2ean':'','always':''} ){
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cur_barcode = '0' + cur_barcode;
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} else if (rule.encoding === 'upca' &&
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this.check_encoding(barcode,'ean13') &&
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barcode[0] === '0' &&
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this.upc_ean_conv in {'ean2upc':'','always':''} ){
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cur_barcode = cur_barcode.substr(1,12);
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}
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if (!this.check_encoding(cur_barcode,rule.encoding)) {
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continue;
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}
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var match = this.match_pattern(cur_barcode,rules[i].pattern);
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if (match.match) {
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if(rules[i].type === 'alias') {
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barcode = rules[i].alias;
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parsed_result.code = barcode;
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parsed_result.type = 'alias';
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}
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else {
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parsed_result.encoding = rules[i].encoding;
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parsed_result.type = rules[i].type;
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parsed_result.value = match.value
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parsed_result.code = cur_barcode;
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if (rules[i].encoding === "ean13"){
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parsed_result.base_code = this.sanitize_ean(match.base_code);
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}
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else{
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parsed_result.base_code = match.base_code;
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}
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return parsed_result;
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}
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}
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}
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if (!this.nomenclature) {
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return parsed_result;
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},
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});
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}
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}
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var rules = this.nomenclature.rules;
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for (var i = 0; i < rules.length; i++) {
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var rule = rules[i];
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var cur_barcode = barcode;
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if ( rule.encoding === 'ean13' &&
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this.check_encoding(barcode,'upca') &&
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this.nomenclature.upc_ean_conv in {'upc2ean':'','always':''} ){
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cur_barcode = '0' + cur_barcode;
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} else if (rule.encoding === 'upca' &&
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this.check_encoding(barcode,'ean13') &&
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barcode[0] === '0' &&
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this.upc_ean_conv in {'ean2upc':'','always':''} ){
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cur_barcode = cur_barcode.substr(1,12);
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}
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if (!this.check_encoding(cur_barcode,rule.encoding)) {
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continue;
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}
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var match = this.match_pattern(cur_barcode,rules[i].pattern);
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if (match.match) {
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if(rules[i].type === 'alias') {
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barcode = rules[i].alias;
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parsed_result.code = barcode;
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parsed_result.type = 'alias';
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}
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else {
|
||||
parsed_result.encoding = rules[i].encoding;
|
||||
parsed_result.type = rules[i].type;
|
||||
parsed_result.value = match.value;
|
||||
parsed_result.code = cur_barcode;
|
||||
if (rules[i].encoding === "ean13"){
|
||||
parsed_result.base_code = this.sanitize_ean(match.base_code);
|
||||
}
|
||||
else{
|
||||
parsed_result.base_code = match.base_code;
|
||||
}
|
||||
return parsed_result;
|
||||
}
|
||||
}
|
||||
}
|
||||
return parsed_result;
|
||||
},
|
||||
});
|
||||
|
||||
return BarcodeParser;
|
||||
});
|
||||
|
||||
Reference in New Issue
Block a user