itflow/vendor/Inputmask/lib/extensions/inputmask.numeric.extension...

455 lines
15 KiB
JavaScript
Executable File

/*
Input Mask plugin extensions
http://github.com/RobinHerbots/jquery.inputmask
Copyright (c) Robin Herbots
Licensed under the MIT license
*/
var Inputmask = require("../inputmask"), $ = Inputmask.dependencyLib;
function autoEscape(txt, opts) {
var escapedTxt = "";
for (var i = 0; i < txt.length; i++) {
if (Inputmask.prototype.definitions[txt.charAt(i)] ||
opts.definitions[txt.charAt(i)] ||
opts.optionalmarker.start === txt.charAt(i) ||
opts.optionalmarker.end === txt.charAt(i) ||
opts.quantifiermarker.start === txt.charAt(i) ||
opts.quantifiermarker.end === txt.charAt(i) ||
opts.groupmarker.start === txt.charAt(i) ||
opts.groupmarker.end === txt.charAt(i) ||
opts.alternatormarker === txt.charAt(i)) {
escapedTxt += "\\" + txt.charAt(i);
} else {
escapedTxt += txt.charAt(i);
}
}
return escapedTxt;
}
function alignDigits(buffer, digits, opts) {
if (digits > 0 && !opts.digitsOptional && buffer.length > 0) {
var radixPosition = $.inArray(opts.radixPoint, buffer);
if (radixPosition === -1) {
buffer.push(opts.radixPoint);
radixPosition = buffer.length - 1;
}
for (var i = 1; i <= digits; i++) {
buffer[radixPosition + i] = buffer[radixPosition + i] || "0";
}
}
return buffer;
}
function findValidator(symbol, maskset) {
var posNdx = 0;
if (symbol === "+") {
for (posNdx in maskset.validPositions) ;
posNdx = parseInt(posNdx);
}
for (var tstNdx in maskset.tests) {
tstNdx = parseInt(tstNdx);
if (tstNdx >= posNdx) {
for (var ndx = 0, ndxl = maskset.tests[tstNdx].length; ndx < ndxl; ndx++) {
if ((maskset.validPositions[tstNdx] === undefined || symbol === "-") && maskset.tests[tstNdx][ndx].match.def === symbol) {
return tstNdx + ((maskset.validPositions[tstNdx] !== undefined && symbol !== "-") ? 1 : 0);
}
}
}
}
return posNdx;
}
function findValid(symbol, maskset) {
var ret = -1;
$.each(maskset.validPositions, function (ndx, tst) {
if (tst.match.def === symbol) {
ret = parseInt(ndx);
return false;
}
});
return ret;
}
function parseMinMaxOptions(opts) {
if (opts.parseMinMaxOptions === undefined) {
// convert min and max options
if (opts.min !== null) {
opts.min = opts.min.toString().replace(new RegExp(Inputmask.escapeRegex(opts.groupSeparator), "g"), "");
if (opts.radixPoint === ",") opts.min = opts.min.replace(opts.radixPoint, ".");
opts.min = isFinite(opts.min) ? parseFloat(opts.min) : NaN;
if (isNaN(opts.min)) opts.min = Number.MIN_VALUE;
}
if (opts.max !== null) {
opts.max = opts.max.toString().replace(new RegExp(Inputmask.escapeRegex(opts.groupSeparator), "g"), "");
if (opts.radixPoint === ",") opts.max = opts.max.replace(opts.radixPoint, ".");
opts.max = isFinite(opts.max) ? parseFloat(opts.max) : NaN;
if (isNaN(opts.max)) opts.max = Number.MAX_VALUE;
}
opts.parseMinMaxOptions = "done";
}
}
function genMask(opts) {
opts.repeat = 0;
//treat equal separator and radixpoint
if (opts.groupSeparator === opts.radixPoint && opts.digits && opts.digits !== "0") {
if (opts.radixPoint === ".") {
opts.groupSeparator = ",";
} else if (opts.radixPoint === ",") {
opts.groupSeparator = ".";
} else {
opts.groupSeparator = "";
}
}
//prevent conflict with default skipOptionalPartCharacter
if (opts.groupSeparator === " ") {
opts.skipOptionalPartCharacter = undefined;
}
//enforce placeholder to single
if (opts.placeholder.length > 1) {
opts.placeholder = opts.placeholder.charAt(0);
}
//only allow radixfocus when placeholder = 0
if (opts.positionCaretOnClick === "radixFocus" && opts.placeholder === "") {
opts.positionCaretOnClick = "lvp";
}
var decimalDef = "0";
if (opts.numericInput === true && opts.__financeInput === undefined) { //finance people input style
decimalDef = "1";
opts.positionCaretOnClick = opts.positionCaretOnClick === "radixFocus" ? "lvp" : opts.positionCaretOnClick;
// opts.digitsOptional = false;
if (isNaN(opts.digits)) opts.digits = 2;
opts._radixDance = false;
} else {
opts.__financeInput = false; //needed to keep original selection when remasking
opts.numericInput = true;
}
var mask = "[+]", altMask;
mask += autoEscape(opts.prefix, opts);
if (opts.groupSeparator !== "") {
mask += opts._mask(opts);
} else {
mask += "9{+}";
}
if (opts.digits !== undefined) {
var dq = opts.digits.toString().split(",");
if (isFinite(dq[0]) && dq[1] && isFinite(dq[1])) {
mask += opts.radixPoint + decimalDef + "{" + opts.digits + "}";
} else if (isNaN(opts.digits) || parseInt(opts.digits) > 0) {
if (opts.digitsOptional) {
altMask = mask + opts.radixPoint + decimalDef + "{0," + opts.digits + "}";
// mask += "[" + opts.radixPoint + "]";
opts.keepStatic = true;
} else {
mask += opts.radixPoint + decimalDef + "{" + opts.digits + "}";
}
}
}
mask += autoEscape(opts.suffix, opts);
mask += "[-]";
if (altMask) {
mask = [(altMask + autoEscape(opts.suffix, opts) + "[-]"), mask];
}
opts.greedy = false; //enforce greedy false
parseMinMaxOptions(opts);
return mask;
}
function hanndleRadixDance(pos, c, radixPos, opts) {
if (opts._radixDance && opts.numericInput && c !== opts.negationSymbol.back) {
if (pos <= radixPos && (radixPos > 0 || c == opts.radixPoint)) {
pos -= 1;
}
}
return pos;
}
function decimalValidator(chrs, maskset, pos, strict, opts) {
var radixPos = maskset.buffer.indexOf(opts.radixPoint),
result = radixPos !== -1 && new RegExp("[0-9\uFF11-\uFF19]").test(chrs);
if (opts._radixDance && result && maskset.validPositions[radixPos] == undefined) {
return {
insert: {
pos: radixPos === pos ? radixPos + 1 : radixPos,
c: opts.radixPoint
},
pos: pos
};
}
return result;
}
//number aliases
Inputmask.extendAliases({
"numeric": {
mask: genMask,
_mask: function (opts) {
return "(" + opts.groupSeparator + "999){+|1}";
},
placeholder: "0",
greedy: false,
digits: "*", //number of fractionalDigits
digitsOptional: true,
enforceDigitsOnBlur: false,
radixPoint: ".",
positionCaretOnClick: "radixFocus",
_radixDance: true,
groupSeparator: "",
allowMinus: true,
negationSymbol: {
front: "-", //"("
back: "" //")"
},
prefix: "",
suffix: "",
rightAlign: true,
min: null, //minimum value
max: null, //maximum value
step: 1,
insertMode: true,
autoUnmask: false,
unmaskAsNumber: false,
inputmode: "numeric",
definitions: {
"0": {
validator: decimalValidator
},
"1": {
validator: decimalValidator,
definitionSymbol: "*"
},
"+": {
validator: function (chrs, maskset, pos, strict, opts) {
return (opts.allowMinus && (chrs === "-" || chrs === opts.negationSymbol.front));
}
},
"-": {
validator: function (chrs, maskset, pos, strict, opts) {
return (opts.allowMinus && chrs === opts.negationSymbol.back);
}
}
},
preValidation: function (buffer, pos, c, isSelection, opts, maskset) {
var radixPos = $.inArray(opts.radixPoint, buffer);
pos = hanndleRadixDance(pos, c, radixPos, opts);
if (c === "-" || c === opts.negationSymbol.front) {
if (opts.allowMinus !== true) return false;
var isNegative = false,
front = findValid("+", maskset), back = findValid("-", maskset);
if (front !== -1) {
isNegative = [front, back];
}
return isNegative !== false ? {
remove: isNegative,
caret: radixPos > pos ? pos + 1 : pos
} : {
insert: [
{pos: findValidator("+", maskset), c: opts.negationSymbol.front, fromIsValid: true},
{pos: findValidator("-", maskset), c: opts.negationSymbol.back, fromIsValid: undefined}],
caret: radixPos > pos ? pos + 1 : pos
};
}
if (radixPos !== -1 && (opts._radixDance === true && isSelection === false && c === opts.radixPoint && (opts.digits !== undefined && (isNaN(opts.digits) || parseInt(opts.digits) > 0)) && radixPos !== pos)) {
return {
"caret": opts._radixDance && pos === radixPos - 1 ? radixPos + 1 : radixPos
};
}
return {rewritePosition: pos};
},
postValidation: function (buffer, pos, currentResult, opts) {
if (opts.min !== null || opts.max !== null) {
var unmasked = opts.onUnMask(buffer.slice().reverse().join(""), undefined, $.extend({}, opts, {
unmaskAsNumber: true
}));
if (opts.min !== null && unmasked < opts.min && unmasked.toString().length >= opts.min.toString().length) {
return false;
}
if (opts.max !== null && unmasked > opts.max) {
return false;
}
}
return currentResult;
},
onUnMask: function (maskedValue, unmaskedValue, opts) {
if (unmaskedValue === "" && opts.nullable === true) {
return unmaskedValue;
}
var processValue = maskedValue.replace(opts.prefix, "");
processValue = processValue.replace(opts.suffix, "");
processValue = processValue.replace(new RegExp(Inputmask.escapeRegex(opts.groupSeparator), "g"), "");
if (opts.placeholder.charAt(0) !== "") {
processValue = processValue.replace(new RegExp(opts.placeholder.charAt(0), "g"), "0");
}
if (opts.unmaskAsNumber) {
if (opts.radixPoint !== "" && processValue.indexOf(opts.radixPoint) !== -1) processValue = processValue.replace(Inputmask.escapeRegex.call(this, opts.radixPoint), ".");
processValue = processValue.replace(new RegExp("^" + Inputmask.escapeRegex(opts.negationSymbol.front)), "-");
processValue = processValue.replace(new RegExp(Inputmask.escapeRegex(opts.negationSymbol.back) + "$"), "");
return Number(processValue);
}
return processValue;
},
isComplete: function (buffer, opts) {
var maskedValue = (opts.numericInput ? buffer.slice().reverse() : buffer).join("");
maskedValue = maskedValue.replace(new RegExp("^" + Inputmask.escapeRegex(opts.negationSymbol.front)), "-");
maskedValue = maskedValue.replace(new RegExp(Inputmask.escapeRegex(opts.negationSymbol.back) + "$"), "");
maskedValue = maskedValue.replace(opts.prefix, "");
maskedValue = maskedValue.replace(opts.suffix, "");
maskedValue = maskedValue.replace(new RegExp(Inputmask.escapeRegex(opts.groupSeparator) + "([0-9]{3})", "g"), "$1");
if (opts.radixPoint === ",") maskedValue = maskedValue.replace(Inputmask.escapeRegex(opts.radixPoint), ".");
return isFinite(maskedValue);
},
onBeforeMask: function (initialValue, opts) {
var radixPoint = opts.radixPoint || ",";
if ((typeof initialValue == "number" || opts.inputType === "number") && radixPoint !== "") {
initialValue = initialValue.toString().replace(".", radixPoint);
}
var valueParts = initialValue.split(radixPoint),
integerPart = valueParts[0].replace(/[^\-0-9]/g, ""),
decimalPart = valueParts.length > 1 ? valueParts[1].replace(/[^0-9]/g, "") : "";
initialValue = integerPart + (decimalPart !== "" ? radixPoint + decimalPart : decimalPart);
var digits = 0;
if (radixPoint !== "") {
digits = decimalPart.length;
if (decimalPart !== "") {
var digitsFactor = Math.pow(10, digits || 1);
if (isFinite(opts.digits)) {
digits = parseInt(opts.digits);
digitsFactor = Math.pow(10, digits);
}
//make the initialValue a valid javascript number for the parsefloat
initialValue = initialValue.replace(Inputmask.escapeRegex(radixPoint), ".");
if (isFinite(initialValue)) {
initialValue = Math.round(parseFloat(initialValue) * digitsFactor) / digitsFactor;
}
initialValue = initialValue.toString().replace(".", radixPoint);
}
}
//this needs to be in a separate part and not directly in decimalPart to allow rounding
if (opts.digits === 0 && initialValue.indexOf(Inputmask.escapeRegex(radixPoint)) !== -1) {
initialValue = initialValue.substring(0, initialValue.indexOf(Inputmask.escapeRegex(radixPoint)));
}
return alignDigits(initialValue.toString().split(""), digits, opts).join("");
},
onBeforeWrite: function (e, buffer, caretPos, opts) {
var result;
//check leading zeros
var numberMatches = new RegExp("^" + (opts.negationSymbol.front != "" ? Inputmask.escapeRegex(opts.negationSymbol.front) + "?" : "") + Inputmask.escapeRegex(opts.prefix) + "(?<number>.*)" + Inputmask.escapeRegex(opts.suffix) + (opts.negationSymbol.back != "" ? Inputmask.escapeRegex(opts.negationSymbol.back) + "?" : "") + "$").exec(buffer.slice().reverse().join("")),
number = numberMatches ? numberMatches.groups.number : "";
if (false && number) {
number = number.split(opts.radixPoint.charAt(0))[0];
var leadingzeroes = new RegExp("^[0" + opts.groupSeparator + "]*").exec(number);
if (leadingzeroes[0].length > 1 || leadingzeroes[0].length > 0 && leadingzeroes[0].length < number.length) {
var buf = buffer.slice().reverse(), caretNdx = buf.join("").indexOf(leadingzeroes[0]);
buf.splice(caretNdx, leadingzeroes[0].length);
var newCaretPos = buf.length - caretNdx;
result = {
refreshFromBuffer: true,
buffer: buf.reverse(),
caret: caretPos < newCaretPos ? caretPos : newCaretPos
};
}
}
if (e) {
switch (e.type) {
case "blur":
case "checkval":
if (opts.radixPoint !== "" && buffer[0] === opts.radixPoint) {
if (result && result.buffer) {
result.buffer.shift();
} else {
buffer.shift();
result =
{refreshFromBuffer: true, buffer: buffer};
}
}
}
}
return result;
},
onKeyDown: function (e, buffer, caretPos, opts) {
var $input = $(this);
if (e.ctrlKey) {
switch (e.keyCode) {
case Inputmask.keyCode.UP:
this.inputmask.__valueSet.call(this, parseFloat(this.inputmask.unmaskedvalue()) + parseInt(opts.step));
$input.trigger("setvalue");
return false;
case Inputmask.keyCode.DOWN:
this.inputmask.__valueSet.call(this, parseFloat(this.inputmask.unmaskedvalue()) - parseInt(opts.step));
$input.trigger("setvalue");
return false;
}
}
if (e.keyCode === Inputmask.keyCode.DELETE || e.keyCode === Inputmask.keyCode.BACKSPACE || e.keyCode === Inputmask.keyCode.BACKSPACE_SAFARI) {
if (opts._radixDance === true && !opts.digitsOptional) {
var radixPos = $.inArray(opts.radixPoint, buffer);
if (radixPos !== -1 && (caretPos < radixPos || (e.keyCode === Inputmask.keyCode.DELETE && caretPos === radixPos))) {
if (e.keyCode === Inputmask.keyCode.BACKSPACE || e.keyCode === Inputmask.keyCode.BACKSPACE_SAFARI) {
caretPos++;
}
var bffr = buffer.slice().reverse();
bffr.splice(bffr.length - caretPos, 1);
$input.trigger("setvalue", [alignDigits(bffr, opts.digits, opts).join(""), caretPos]);
return false;
}
}
}
}
},
"currency": {
prefix: "$ ",
groupSeparator: ",",
alias: "numeric",
placeholder: "0",
digits: 2,
digitsOptional: false
},
"decimal": {
alias: "numeric"
},
"integer": {
alias: "numeric",
digits: 0
},
"percentage": {
alias: "integer",
min: 0,
max: 100,
suffix: " %",
allowMinus: false
},
"indianns": { //indian numbering system
alias: "numeric",
_mask: function (opts) {
return "(" + opts.groupSeparator + "99){*|1}(" + opts.groupSeparator + "999){1|1}";
},
groupSeparator: ",",
radixPoint: ".",
placeholder: "0",
digits: 2,
digitsOptional: false
}
});
module.exports = Inputmask;