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56 changes: 40 additions & 16 deletions src/jquery.maskedinput.js
Original file line number Diff line number Diff line change
Expand Up @@ -23,7 +23,9 @@ $.mask = {
},
autoclear: true,
dataName: "rawMaskFn",
placeholder: '_'
placeholder: '_',
shiftLeft: true,
shiftRight: true
};

$.fn.extend({
Expand Down Expand Up @@ -78,9 +80,28 @@ $.fn.extend({
settings = $.extend({
autoclear: $.mask.autoclear,
placeholder: $.mask.placeholder, // Load default placeholder
shiftLeft: $.mask.shiftLeft,
shiftRight: $.mask.shiftRight,
completed: null
}, settings);

// If placeholder is a single character set it for all applicable positions.
if (settings.placeholder.length == 1) {
var p = settings.placeholder;
settings.placeholder = '';
for (var i = 0, len = mask.length; i < len; i++) {
switch(mask[i]) {
case 'a':
case '9':
case '*':
case '~':
settings.placeholder += p;
break;
default:
settings.placeholder += mask[i];
}
}
}

defs = $.mask.definitions;
tests = [];
Expand All @@ -107,7 +128,7 @@ $.fn.extend({
mask.split(""),
function(c, i) {
if (c != '?') {
return defs[c] ? settings.placeholder : c;
return defs[c] ? settings.placeholder[i] : c;
}
}),
defaultBuffer = buffer.join(''),
Expand All @@ -131,33 +152,36 @@ $.fn.extend({
return;
}

for (i = begin, j = seekNext(end); i < len; i++) {
if (tests[i]) {
if (j < len && tests[i].test(buffer[j])) {
buffer[i] = buffer[j];
buffer[j] = settings.placeholder;
} else {
break;
if ( settings.shiftLeft ) {
for (i = begin, j = seekNext(end); i < len; i++) {
if (tests[i]) {
if (j < len && tests[i].test(buffer[j])) {
buffer[i] = buffer[j];
buffer[j] = settings.placeholder[j];
} else {
break;
}

j = seekNext(j);
}

j = seekNext(j);
}
}
writeBuffer();
input.caret(Math.max(firstNonMaskPos, begin));
}

function shiftR(pos) {
if (!settings.shiftRight) return;
var i,
c,
j,
t;

for (i = pos, c = settings.placeholder; i < len; i++) {
for (i = pos; i < len; i++) {
if (tests[i]) {
j = seekNext(i);
t = buffer[i];
buffer[i] = c;
buffer[i] = settings.placeholder[i];
if (j < len && tests[j].test(t)) {
c = t;
} else {
Expand Down Expand Up @@ -269,7 +293,7 @@ $.fn.extend({
var i;
for (i = start; i < end && i < len; i++) {
if (tests[i]) {
buffer[i] = settings.placeholder;
buffer[i] = settings.placeholder[i];
}
}
}
Expand All @@ -286,7 +310,7 @@ $.fn.extend({

for (i = 0, pos = 0; i < len; i++) {
if (tests[i]) {
buffer[i] = settings.placeholder;
buffer[i] = settings.placeholder[i];
while (pos++ < test.length) {
c = test.charAt(pos - 1);
if (tests[i].test(c)) {
Expand Down Expand Up @@ -325,7 +349,7 @@ $.fn.extend({

input.data($.mask.dataName,function(){
return $.map(buffer, function(c, i) {
return tests[i]&&c!=settings.placeholder ? c : null;
return tests[i]&&c!=settings.placeholder[i] ? c : null;
}).join('');
});

Expand Down