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Improved fields dirty status detection logic

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This commit is contained in:
Petr Vobornik
2011-11-25 10:41:26 +01:00
committed by Endi S. Dewata
parent 4bab6b7e5d
commit 863666fbe8
1 changed files with 26 additions and 22 deletions
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48
install/ui/field.js
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@@ -261,33 +261,21 @@ IPA.field = function(spec) {
*/
that.test_dirty = function() {
if (that.read_only) {
return false;
}
if (that.read_only) return false;
var values = that.save();
if (!values) { // ignore null values
return false;
}
//check for empty value: null, [''], '', []
var orig_empty = that.is_empty(that.values);
var new_empty= that.is_empty(values);
if (orig_empty && new_empty) return false;
if (orig_empty != new_empty) return true;
if (!that.values) {
//strict equality - checks object's ref equality, numbers, strings
if (values === that.values) return false;
if (values instanceof Array) {
if ((values.length === 0) ||
(values.length === 1) &&
(values[0] === '')) {
return false;
}
}
return true;
}
if (values.length != that.values.length) {
return true;
}
//compare values in array
if (values.length !== that.values.length) return true;
values.sort();
that.values.sort();
@@ -301,6 +289,22 @@ IPA.field = function(spec) {
return false;
};
that.is_empty = function(value) {
var empty = false;
if (!value) empty = true;
if (value instanceof Array) {
empty |= (value.length === 0) ||
(value.length === 1) && (value[0] === '');
}
if (value === '') empty = true;
return empty;
};
/**
* This function compares the original values and the
* values entered in the UI. If the values have changed