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simple_phone_matcher.js
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simple_phone_matcher.js
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/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
'use strict';
/**
* A simple lib to match internaional phone number with local
* and user formatted phone numbers.
*
* Adding this feature to gecko is discussed here:
* https://bugzilla.mozilla.org/show_bug.cgi?id=743363
*
*/
var SimplePhoneMatcher = {
mcc: '724', // Assuming a Brazilian mcc by default, can be changed.
// Used to remove all the formatting from a phone number.
sanitizedNumber: function spm_sanitizedNumber(number) {
var join = this._formattingChars.join('|\\');
var regexp = new RegExp('(\\' + join + ')', 'g');
return number.replace(regexp, '');
},
// Generate variants of a phone number (with prefix, without...).
// The variants are sorted from the shortest to the longest.
generateVariants: function spm_generateVariants(number) {
var sanitizedNumber = this.sanitizedNumber(number);
var variants = [];
variants = variants.concat(this._internationalPrefixes(sanitizedNumber),
this._trunkPrefixes(sanitizedNumber),
this._carrierPrefixes(sanitizedNumber),
this._areaPrefixes(sanitizedNumber));
return variants.sort(function shortestFirst(a, b) {
return a.length > b.length;
});
},
// Find the best (ie longest) match between the variants for a number
// and matches.
// |matches| is an array of arrays
// This way we can easily go trough the results of a mozContacts request:
// array (contacts) of arrays (phone numbers).
// => {
// bestMatchIndex: i,
// localIndex: j
// }
// ie. bestMatchIndex will be the index in the contact arrays, localIndex
// the index in the phone numbers array of this contact, totalMatchNum
// is total number of matching items, allMatches is the matching map of
// variants
bestMatch: function spm_bestMatchIndex(variants, matches) {
var bestMatchIndex = null;
var bestLocalIndex = null;
var bestMatchLength = 0;
var allMatches = [];
var matchNum = 0;
matches.forEach(function(match, matchIndex) {
var indexes = [];
match.forEach(function(number, localIndex) {
var sanitizedNumber = this.sanitizedNumber(number);
variants.forEach(function match(variant) {
if (variant.indexOf(sanitizedNumber) !== -1 ||
sanitizedNumber.indexOf(variant) !== -1) {
var length = sanitizedNumber.length;
if (indexes.indexOf(localIndex) === -1) {
indexes.push(localIndex);
matchNum += 1;
}
if (length > bestMatchLength) {
bestMatchLength = length;
bestMatchIndex = matchIndex;
bestLocalIndex = localIndex;
}
}
});
}, this);
// use first phone number if no match result
if (indexes.length) {
allMatches.push(indexes);
} else {
matchNum += 1;
allMatches.push([0]);
}
}, this);
return {
totalMatchNum: matchNum,
allMatches: allMatches,
bestMatchIndex: bestMatchIndex,
localIndex: bestLocalIndex
};
},
_formattingChars: ['\s', '-', '.', '(', ')'],
_mccWith00Prefix: ['208', '214', '234', '235', '724'],
_mccWith011Prefix: ['310', '311', '312', '313', '314', '315', '316'],
// https://en.wikipedia.org/wiki/Country_calling_code
// https://en.wikipedia.org/wiki/Trunk_code
// This is an array of objects composed by
// { p: <prefix>, t: <true if it can be trunk> }
_countryPrefixes: [
// North American Numbering Plan countries and territories
// US, CA, AG, AI, AS, BB, BM, BS, DM, DO, GD, GU, JM, KN, KY,
// LC, MP, MS, PR, SX, TC, TT, VC, VG, VI
{p: '1', t: false},
// BS BB AI
{p: '1242', t: false}, {p: '1246', t: false}, {p: '1264', t: false},
// AG VG VI
{p: '1268', t: false}, {p: '1284', t: false}, {p: '1340', t: false},
// KY BM
{p: '1345', t: false}, {p: '1441', t: false},
// GD TC MS
{p: '1473', t: false}, {p: '1649', t: false}, {p: '1664', t: false},
// MP GU
{p: '1670', t: false}, {p: '1671', t: false},
// AS SX LC
{p: '1684', t: false}, {p: '1721', t: false}, {p: '1758', t: false},
// DM VC
{p: '1767', t: false}, {p: '1784', t: false},
// PR DO DO
{p: '1787', t: false}, {p: '1809', t: false}, {p: '1829', t: false},
// DO TT
{p: '1849', t: false}, {p: '1868', t: false},
// KN JM PR
{p: '1869', t: false}, {p: '1876', t: false}, {p: '1939', t: false},
// EG -- SS
{p: '20', t: false}, {p: '210', t: false}, {p: '211', t: false},
// MA,EH DZ --
{p: '212', t: false}, {p: '213', t: false}, {p: '214', t: false},
// -- TN
{p: '215', t: false}, {p: '216', t: false},
// -- LY --
{p: '217', t: false}, {p: '218', t: false}, {p: '219', t: false},
// GM SN
{p: '220', t: false}, {p: '221', t: false},
// MR ML GN
{p: '222', t: false}, {p: '223', t: false}, {p: '224', t: false},
// CI BF
{p: '225', t: false}, {p: '226', t: false},
// NE TG BJ
{p: '227', t: false}, {p: '228', t: false}, {p: '229', t: false},
// MU LR
{p: '230', t: false}, {p: '231', t: false},
// SL GH NG
{p: '232', t: false}, {p: '233', t: false}, {p: '234', t: false},
// TD CF
{p: '235', t: false}, {p: '236', t: false},
// CM CV ST
{p: '237', t: false}, {p: '238', t: false}, {p: '239', t: false},
// GQ GA
{p: '240', t: false}, {p: '241', t: false},
// CG CD AO
{p: '242', t: false}, {p: '243', t: false}, {p: '244', t: false},
// GW IO
{p: '245', t: false}, {p: '246', t: false},
// AC SC SD
{p: '247', t: false}, {p: '248', t: false}, {p: '249', t: false},
// RW ET
{p: '250', t: false}, {p: '251', t: false},
// SO,QS DJ KE
{p: '252', t: false}, {p: '253', t: false}, {p: '254', t: false},
// TZ UG
{p: '255', t: false}, {p: '256', t: false},
// BI MZ --
{p: '257', t: false}, {p: '258', t: false}, {p: '259', t: false},
// ZM MG
{p: '260', t: false}, {p: '261', t: false},
// RE,YT ZW NA
{p: '262', t: false}, {p: '263', t: false}, {p: '264', t: false},
// MW LS
{p: '265', t: false}, {p: '266', t: false},
// BW SZ KM
{p: '267', t: false}, {p: '268', t: false}, {p: '269', t: false},
// ZA --
{p: '27', t: false}, {p: '28', t: false},
// SH,TA ER --
{p: '290', t: false}, {p: '291', t: false}, {p: '292', t: false},
// -- --
{p: '293', t: false}, {p: '294', t: false},
// -- -- AW
{p: '295', t: false}, {p: '296', t: false}, {p: '297', t: false},
// FO GL
{p: '298', t: false}, {p: '299', t: false},
// GR NL BE
{p: '30', t: false}, {p: '31', t: true}, {p: '32', t: true},
// FR ES GI
{p: '33', t: true}, {p: '34', t: false}, {p: '350', t: false},
// PT LU
{p: '351', t: true}, {p: '352', t: false},
// IE IS AL
{p: '353', t: false}, {p: '354', t: false}, {p: '355', t: true},
// MT CY
{p: '356', t: false}, {p: '357', t: false},
// FI,AX BG HU
{p: '358', t: false}, {p: '359', t: true}, {p: '36', t: true},
// LT LV
{p: '370', t: true}, {p: '371', t: false},
// EE MD AM,QN
{p: '372', t: false}, {p: '373', t: true}, {p: '374', t: false},
// BY AD
{p: '375', t: true}, {p: '376', t: false},
// MC SM VA
{p: '377', t: false}, {p: '378', t: false}, {p: '379', t: false},
// UA RS
{p: '380', t: true}, {p: '381', t: true},
// ME -- --
{p: '382', t: true}, {p: '383', t: false}, {p: '384', t: false},
// HR SI
{p: '385', t: true}, {p: '386', t: false},
// BA EU MK
{p: '387', t: true}, {p: '388', t: false}, {p: '389', t: true},
// IT,VA
{p: '39', t: false},
// RO CH CZ
{p: '40', t: true}, {p: '41', t: true}, {p: '420', t: false},
// SK -- LI
{p: '421', t: false}, {p: '422', t: false}, {p: '423', t: false},
// -- --
{p: '424', t: false}, {p: '425', t: false},
// -- -- --
{p: '426', t: false}, {p: '427', t: false}, {p: '428', t: false},
// -- AT
{p: '429', t: false}, {p: '43', t: true},
// GB/UK,GG,IM,JE DK SE
{p: '44', t: true}, {p: '45', t: false}, {p: '46', t: true},
// NO,SJ PL
{p: '47', t: false}, {p: '48', t: true},
// DE
{p: '49', t: true},
// FK BZ GT
{p: '500', t: false}, {p: '501', t: false}, {p: '502', t: false},
// SV HN NI
{p: '503', t: false}, {p: '504', t: false}, {p: '505', t: false},
// CR PA
{p: '506', t: false}, {p: '507', t: false},
// PM HT PE
{p: '508', t: false}, {p: '509', t: false}, {p: '51', t: true},
// MX CU
{p: '52', t: false}, {p: '53', t: false},
// AR BR CL
{p: '54', t: true}, {p: '55', t: true}, {p: '56', t: false},
// CO VE
{p: '57', t: false}, {p: '58', t: false},
// GP,BL,MF BO GY
{p: '590', t: false}, {p: '591', t: true}, {p: '592', t: false},
// EC GF
{p: '593', t: false}, {p: '594', t: false},
// PY MQ SR
{p: '595', t: false}, {p: '596', t: false}, {p: '597', t: false},
// UY BQ,CW
{p: '598', t: false}, {p: '599', t: true},
// MY AU,CX,CC ID
{p: '60', t: true}, {p: '61', t: true}, {p: '62', t: true},
// PH NZ SG
{p: '63', t: true}, {p: '64', t: false}, {p: '65', t: true},
// TH TL
{p: '66', t: true}, {p: '670', t: false},
// -- NF,AQ BN
{p: '671', t: false}, {p: '672', t: false}, {p: '673', t: true},
// NR PG
{p: '674', t: false}, {p: '675', t: false},
// TO SB VU
{p: '676', t: false}, {p: '677', t: false}, {p: '678', t: false},
// FJ PW
{p: '679', t: false}, {p: '680', t: false},
// WF CK NU
{p: '681', t: false}, {p: '682', t: false}, {p: '683', t: false},
// -- WS
{p: '684', t: false}, {p: '685', t: false},
// KI NC TV
{p: '686', t: false}, {p: '687', t: false}, {p: '688', t: false},
// PF TK
{p: '689', t: false}, {p: '690', t: false},
// FM MH --
{p: '691', t: false}, {p: '692', t: false}, {p: '693', t: false},
// -- --
{p: '694', t: false}, {p: '695', t: false},
// -- -- --
{p: '696', t: false}, {p: '697', t: false}, {p: '698', t: false},
// -- --
{p: '699', t: false}, {p: '699', t: false},
// RU,KZ
{p: '7', t: true},
// KZ KZ Abkhazia
{p: '76', t: true}, {p: '77', t: true}, {p: '7840', t: false},
// Abkhazia
{p: '7940', t: false},
// XT -- --
{p: '800', t: false}, {p: '801', t: false}, {p: '802', t: false},
// -- -- --
{p: '803', t: false}, {p: '804', t: false}, {p: '805', t: false},
// -- --
{p: '806', t: false}, {p: '807', t: false},
// XS -- JP
{p: '808', t: false}, {p: '809', t: false}, {p: '81', t: false},
// KR --
{p: '82', t: true}, {p: '83', t: false},
// VN KP --
{p: '84', t: true}, {p: '850', t: true}, {p: '851', t: false},
// HK MO
{p: '852', t: false}, {p: '853', t: false},
// -- KH LA
{p: '854', t: false}, {p: '855', t: true}, {p: '856', t: true},
// -- --
{p: '857', t: false}, {p: '858', t: false},
// -- CN XN
{p: '859', t: false}, {p: '86', t: true}, {p: '870', t: false},
// -- --
{p: '871', t: false}, {p: '872', t: false},
// -- -- --
{p: '873', t: false}, {p: '874', t: false}, {p: '875', t: false},
// -- --
{p: '876', t: false}, {p: '877', t: false},
// XP -- BD
{p: '878', t: false}, {p: '879', t: false}, {p: '880', t: true},
// XG XV
{p: '881', t: false}, {p: '882', t: false},
// XV -- --
{p: '883', t: false}, {p: '884', t: false}, {p: '885', t: false},
// TW --
{p: '886', t: true}, {p: '887', t: false},
// XD -- --
{p: '888', t: false}, {p: '889', t: false}, {p: '89', t: false},
// TR,QY IN PK
{p: '90', t: false}, {p: '91', t: true}, {p: '92', t: true},
// AF LK MM
{p: '93', t: true}, {p: '94', t: false}, {p: '95', t: true},
// MV LB
{p: '960', t: false}, {p: '961', t: false},
// JO SY IQ
{p: '962', t: false}, {p: '963', t: false}, {p: '964', t: false},
// KW SA
{p: '965', t: false}, {p: '966', t: false},
// YE OM --
{p: '967', t: false}, {p: '968', t: false}, {p: '969', t: false},
// PS AE
{p: '970', t: false}, {p: '971', t: false},
// IL BH QA
{p: '972', t: false}, {p: '973', t: false}, {p: '974', t: false},
// BT MN
{p: '975', t: true}, {p: '976', t: true},
// NP -- XR
{p: '977', t: true}, {p: '978', t: false}, {p: '979', t: false},
// IR --
{p: '98', t: false}, {p: '990', t: false},
// XC TJ TM
{p: '991', t: false}, {p: '992', t: false}, {p: '993', t: true},
// AZ GE
{p: '994', t: true}, {p: '995', t: true},
// KG -- UZ
{p: '996', t: false}, {p: '997', t: false}, {p: '998', t: true},
// --
{p: '999', t: false}
],
_trunkCodes: ['0'],
// https://en.wikipedia.org/wiki/List_of_dialling_codes_in_Brazil
// https://en.wikipedia.org/wiki/Telephone_numbers_in_the_United_Kingdom
// https://en.wikipedia.org/wiki/Telephone_numbering_plan
// country code -> length of the area code
_areaCodeSwipe: {
'55': 2,
'44': 3,
'1': 3
},
_internationalPrefixes: function spm_internatialPrefixes(number) {
var variants = [number];
var internationalPrefix = '';
if (this._mccWith00Prefix.indexOf(this.mcc) !== -1) {
internationalPrefix = '00';
}
if (this._mccWith011Prefix.indexOf(this.mcc) !== -1) {
internationalPrefix = '011';
}
var plusRegexp = new RegExp('^\\+');
if (number.match(plusRegexp)) {
variants.push(number.replace(plusRegexp, internationalPrefix));
}
var ipRegexp = new RegExp('^' + internationalPrefix);
if (number.match(ipRegexp)) {
variants.push(number.replace(ipRegexp, '+'));
}
return variants;
},
_trunkPrefixes: function spm_trunkPrefixes(number) {
var variants = [];
var prefixesWithTrunk0 = [];
var prefixesWithNoTrunk = [];
this._countryPrefixes.forEach(function(prefix) {
if (prefix.t) {
prefixesWithTrunk0.push(prefix.p);
} else {
prefixesWithNoTrunk.push(prefix.p);
}
});
var trunk0Join = prefixesWithTrunk0.join('|');
var trunk0Regexp = new RegExp('^\\+(' + trunk0Join + ')');
this._internationalPrefixes(number).some(function match(variant) {
var match = variant.match(trunk0Regexp);
if (match) {
variants.push(variant.replace(trunk0Regexp, '0'));
variants.push(variant.replace(trunk0Regexp, ''));
}
return match;
});
var noTrunkJoin = prefixesWithNoTrunk.join('|');
var noTrunkRegexp = new RegExp('^\\+(' + noTrunkJoin + ')');
this._internationalPrefixes(number).some(function match(variant) {
var match = variant.match(noTrunkRegexp);
if (match) {
variants.push(variant.replace(noTrunkRegexp, ''));
}
return match;
});
// If the number has a trunk prefix already we need a variant without it
var withTrunkRegexp = new RegExp('^(' + this._trunkCodes.join('|') + ')');
if (number.match(withTrunkRegexp)) {
variants.push(number.replace(withTrunkRegexp, ''));
}
return variants;
},
_areaPrefixes: function spm_areaPrefixes(number) {
var variants = [];
Object.keys(this._areaCodeSwipe).forEach(function(country) {
var re = new RegExp('^\\+' + country);
this._internationalPrefixes(number).some(function match(variant) {
var match = variant.match(re);
if (match) {
var afterArea = 1 + country.length + this._areaCodeSwipe[country];
variants.push(variant.substring(afterArea));
}
return match;
}, this);
}, this);
return variants;
},
// http://thebrazilbusiness.com/article/telephone-system-in-brazil
_carrierPrefixes: function spm_carrierPrefix(number) {
if (this.mcc != '724') {
return [];
}
var variants = [];
var withTrunk = new RegExp('^0');
// A number with carrier prefix will have a trunk code and at
// lest 13 digits
if (number.length >= 13 && number.match(withTrunk)) {
var afterCarrier = 3;
variants.push(number.substring(afterCarrier));
}
return variants;
}
};