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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /toolkit/components/formautofill/phonenumberutils/PhoneNumberNormalizer.jsm | |
parent | Initial commit. (diff) | |
download | firefox-upstream.tar.xz firefox-upstream.zip |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'toolkit/components/formautofill/phonenumberutils/PhoneNumberNormalizer.jsm')
-rw-r--r-- | toolkit/components/formautofill/phonenumberutils/PhoneNumberNormalizer.jsm | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/toolkit/components/formautofill/phonenumberutils/PhoneNumberNormalizer.jsm b/toolkit/components/formautofill/phonenumberutils/PhoneNumberNormalizer.jsm new file mode 100644 index 0000000000..c8a2f37b6e --- /dev/null +++ b/toolkit/components/formautofill/phonenumberutils/PhoneNumberNormalizer.jsm @@ -0,0 +1,71 @@ +/* This Source Code Form is subject to the terms of the Apache License, Version + * 2.0. If a copy of the Apache License was not distributed with this file, You + * can obtain one at https://www.apache.org/licenses/LICENSE-2.0 */ + +// This library came from https://github.com/andreasgal/PhoneNumber.js but will +// be further maintained by our own in Form Autofill codebase. + +"use strict"; + +var EXPORTED_SYMBOLS = ["PhoneNumberNormalizer"]; + +var PhoneNumberNormalizer = (function() { + const UNICODE_DIGITS = /[\uFF10-\uFF19\u0660-\u0669\u06F0-\u06F9]/g; + const VALID_ALPHA_PATTERN = /[a-zA-Z]/g; + const LEADING_PLUS_CHARS_PATTERN = /^[+\uFF0B]+/g; + const NON_DIALABLE_CHARS = /[^,#+\*\d]/g; + + // Map letters to numbers according to the ITU E.161 standard + let E161 = { + a: 2, + b: 2, + c: 2, + d: 3, + e: 3, + f: 3, + g: 4, + h: 4, + i: 4, + j: 5, + k: 5, + l: 5, + m: 6, + n: 6, + o: 6, + p: 7, + q: 7, + r: 7, + s: 7, + t: 8, + u: 8, + v: 8, + w: 9, + x: 9, + y: 9, + z: 9, + }; + + // Normalize a number by converting unicode numbers and symbols to their + // ASCII equivalents and removing all non-dialable characters. + function NormalizeNumber(number, numbersOnly) { + if (typeof number !== "string") { + return ""; + } + + number = number.replace(UNICODE_DIGITS, function(ch) { + return String.fromCharCode(48 + (ch.charCodeAt(0) & 0xf)); + }); + if (!numbersOnly) { + number = number.replace(VALID_ALPHA_PATTERN, function(ch) { + return String(E161[ch.toLowerCase()] || 0); + }); + } + number = number.replace(LEADING_PLUS_CHARS_PATTERN, "+"); + number = number.replace(NON_DIALABLE_CHARS, ""); + return number; + } + + return { + Normalize: NormalizeNumber, + }; +})(); |