145 lines
8.2 KiB
JavaScript
145 lines
8.2 KiB
JavaScript
/*
|
|
jQuery Masked Input Plugin
|
|
Copyright (c) 2007 - 2013 Josh Bush (digitalbush.com)
|
|
Licensed under the MIT license (http://digitalbush.com/projects/masked-input-plugin/#license)
|
|
Version: 1.3.1
|
|
*/
|
|
!function($) {
|
|
function getPasteEvent() {
|
|
var el = document.createElement("input"), name = "onpaste";
|
|
return el.setAttribute(name, ""), "function" == typeof el[name] ? "paste" : "input";
|
|
}
|
|
var caretTimeoutId, pasteEventName = getPasteEvent() + ".mask", ua = navigator.userAgent, iPhone = /iphone/i.test(ua), chrome = /chrome/i.test(ua), android = /android/i.test(ua);
|
|
$.mask = {
|
|
definitions: {
|
|
"9": "[0-9]",
|
|
a: "[A-Za-z]",
|
|
"*": "[A-Za-z0-9]"
|
|
},
|
|
autoclear: !0,
|
|
dataName: "rawMaskFn",
|
|
placeholder: "_"
|
|
}, $.fn.extend({
|
|
caret: function(begin, end) {
|
|
var range;
|
|
if (0 !== this.length && !this.is(":hidden")) return "number" == typeof begin ? (end = "number" == typeof end ? end : begin,
|
|
this.each(function() {
|
|
this.setSelectionRange ? this.setSelectionRange(begin, end) : this.createTextRange && (range = this.createTextRange(),
|
|
range.collapse(!0), range.moveEnd("character", end), range.moveStart("character", begin),
|
|
range.select());
|
|
})) : (this[0].setSelectionRange ? (begin = this[0].selectionStart, end = this[0].selectionEnd) : document.selection && document.selection.createRange && (range = document.selection.createRange(),
|
|
begin = 0 - range.duplicate().moveStart("character", -1e5), end = begin + range.text.length),
|
|
{
|
|
begin: begin,
|
|
end: end
|
|
});
|
|
},
|
|
unmask: function() {
|
|
return this.trigger("unmask");
|
|
},
|
|
mask: function(mask, settings) {
|
|
var input, defs, tests, partialPosition, firstNonMaskPos, len;
|
|
return !mask && this.length > 0 ? (input = $(this[0]), input.data($.mask.dataName)()) : (settings = $.extend({
|
|
autoclear: $.mask.autoclear,
|
|
placeholder: $.mask.placeholder,
|
|
completed: null
|
|
}, settings), defs = $.mask.definitions, tests = [], partialPosition = len = mask.length,
|
|
firstNonMaskPos = null, $.each(mask.split(""), function(i, c) {
|
|
"?" == c ? (len--, partialPosition = i) : defs[c] ? (tests.push(new RegExp(defs[c])),
|
|
null === firstNonMaskPos && (firstNonMaskPos = tests.length - 1)) : tests.push(null);
|
|
}), this.trigger("unmask").each(function() {
|
|
function seekNext(pos) {
|
|
for (;++pos < len && !tests[pos]; ) ;
|
|
return pos;
|
|
}
|
|
function seekPrev(pos) {
|
|
for (;--pos >= 0 && !tests[pos]; ) ;
|
|
return pos;
|
|
}
|
|
function shiftL(begin, end) {
|
|
var i, j;
|
|
if (!(0 > begin)) {
|
|
for (i = begin, j = seekNext(end); len > i; i++) if (tests[i]) {
|
|
if (!(len > j && tests[i].test(buffer[j]))) break;
|
|
buffer[i] = buffer[j], buffer[j] = settings.placeholder, j = seekNext(j);
|
|
}
|
|
writeBuffer(), input.caret(Math.max(firstNonMaskPos, begin));
|
|
}
|
|
}
|
|
function shiftR(pos) {
|
|
var i, c, j, t;
|
|
for (i = pos, c = settings.placeholder; len > i; i++) if (tests[i]) {
|
|
if (j = seekNext(i), t = buffer[i], buffer[i] = c, !(len > j && tests[j].test(t))) break;
|
|
c = t;
|
|
}
|
|
}
|
|
function keydownEvent(e) {
|
|
var pos, begin, end, k = e.which;
|
|
8 === k || 46 === k || iPhone && 127 === k ? (pos = input.caret(), begin = pos.begin,
|
|
end = pos.end, 0 === end - begin && (begin = 46 !== k ? seekPrev(begin) : end = seekNext(begin - 1),
|
|
end = 46 === k ? seekNext(end) : end), clearBuffer(begin, end), shiftL(begin, end - 1),
|
|
e.preventDefault()) : 27 == k && (input.val(focusText), input.caret(0, checkVal()),
|
|
e.preventDefault());
|
|
}
|
|
function keypressEvent(e) {
|
|
var p, c, next, k = e.which, pos = input.caret();
|
|
if (0 == k) {
|
|
if (pos.begin >= len) return input.val(input.val().substr(0, len)), e.preventDefault(),
|
|
!1;
|
|
pos.begin == pos.end && (k = input.val().charCodeAt(pos.begin - 1), pos.begin--,
|
|
pos.end--);
|
|
}
|
|
e.ctrlKey || e.altKey || e.metaKey || 32 > k || k && (0 !== pos.end - pos.begin && (clearBuffer(pos.begin, pos.end),
|
|
shiftL(pos.begin, pos.end - 1)), p = seekNext(pos.begin - 1), len > p && (c = String.fromCharCode(k),
|
|
tests[p].test(c) && (shiftR(p), buffer[p] = c, writeBuffer(), next = seekNext(p),
|
|
android ? setTimeout($.proxy($.fn.caret, input, next), 0) : input.caret(next), settings.completed && next >= len && settings.completed.call(input))),
|
|
e.preventDefault());
|
|
}
|
|
function clearBuffer(start, end) {
|
|
var i;
|
|
for (i = start; end > i && len > i; i++) tests[i] && (buffer[i] = settings.placeholder);
|
|
}
|
|
function writeBuffer() {
|
|
input.val(buffer.join(""));
|
|
}
|
|
function checkVal(allow) {
|
|
var i, c, pos, test = input.val(), lastMatch = -1;
|
|
for (i = 0, pos = 0; len > i; i++) if (tests[i]) {
|
|
for (buffer[i] = settings.placeholder; pos++ < test.length; ) if (c = test.charAt(pos - 1),
|
|
tests[i].test(c)) {
|
|
buffer[i] = c, lastMatch = i;
|
|
break;
|
|
}
|
|
if (pos > test.length) break;
|
|
} else buffer[i] === test.charAt(pos) && i !== partialPosition && (pos++, lastMatch = i);
|
|
return allow ? writeBuffer() : partialPosition > lastMatch + 1 ? settings.autoclear || buffer.join("") === defaultBuffer ? (input.val(""),
|
|
clearBuffer(0, len)) : writeBuffer() : (writeBuffer(), input.val(input.val().substring(0, lastMatch + 1))),
|
|
partialPosition ? i : firstNonMaskPos;
|
|
}
|
|
var input = $(this), buffer = $.map(mask.split(""), function(c) {
|
|
return "?" != c ? defs[c] ? settings.placeholder : c : void 0;
|
|
}), defaultBuffer = buffer.join(""), focusText = input.val();
|
|
input.data($.mask.dataName, function() {
|
|
return $.map(buffer, function(c, i) {
|
|
return tests[i] && c != settings.placeholder ? c : null;
|
|
}).join("");
|
|
}), input.attr("readonly") || input.one("unmask", function() {
|
|
input.unbind(".mask").removeData($.mask.dataName);
|
|
}).bind("focus.mask", function() {
|
|
clearTimeout(caretTimeoutId);
|
|
var pos;
|
|
focusText = input.val(), pos = checkVal(), caretTimeoutId = setTimeout(function() {
|
|
writeBuffer(), pos == mask.length ? input.caret(0, pos) : input.caret(pos);
|
|
}, 10);
|
|
}).bind("blur.mask", function() {
|
|
checkVal(), input.val() != focusText && input.change();
|
|
}).bind("keydown.mask", keydownEvent).bind("keypress.mask", keypressEvent).bind(pasteEventName, function() {
|
|
setTimeout(function() {
|
|
var pos = checkVal(!0);
|
|
input.caret(pos), settings.completed && pos == input.val().length && settings.completed.call(input);
|
|
}, 0);
|
|
}), chrome && android && input.bind("keyup.mask", keypressEvent), checkVal();
|
|
}));
|
|
}
|
|
});
|
|
}(jQuery); |