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Add placeholders to HBS.js "l10n" helper

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This commit is contained in:
Dmitriy Simushev 2014-09-18 10:35:08 +00:00
parent 957e67686a
commit fa615bc2e0
3 changed files with 42 additions and 6 deletions
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19
src/mibew/js/source/default/handlebars_helpers.js
View File

@ -55,10 +55,23 @@
/**
* Register 'l10n' Handlebars helper
*
* This helper returns translated string with specified key
* This helper returns translated string with specified key. Example of usage:
* <code>
* {{l10n "localization.string" arg1 arg2 arg3}}
* </code>
* where:
* - "localization.string" is localization constant.
* - arg* are arguments that will be passed to getlocal function. There
* can be arbitrary number of such arguments.
*/
Handlebars.registerHelper('l10n', function(key) {
return (Mibew.Localization.trans(key) || '');
Handlebars.registerHelper('l10n', function() {
var key = arguments[0],
placeholders = Array.prototype.slice.call(arguments, 1),
localized = (Mibew.Localization.trans(key) || '');
return localized.replace(/\{([0-9]+)\}/g, function(match, index) {
return placeholders[parseInt(index)] || '';
});
});
/**

8
src/tests/client_side/qunit/index.html
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@ -22,9 +22,11 @@
<!-- End of the mibew_api.js tests -->
<!-- Start of Handlebars' helpers tests -->
<script type="text/javascript" src="/mibew/js/libs/handlebars.js"></script>
<script type="text/javascript" src="/mibew/js/libs/handlebars.min.js"></script>
<script type="text/javascript" src="/mibew/js/libs/underscore-min.js"></script>
<script type="text/javascript" src="/mibew/js/compiled/default/localization.js"></script>
<script type="text/javascript" src="/mibew/js/compiled/default/handlebars_helpers.js"></script>
<script type="text/javascript" src="test_cases/handlebars_helpers_tests.js"></script>
<!-- Start of Handlebars' helpers tests -->
<!-- End of Handlebars' helpers tests -->
</body>
</html>
</html>

21
src/tests/client_side/qunit/test_cases/handlebars_helpers_tests.js
View File

@ -196,3 +196,24 @@ test('cutString', function() {
'Test cutting of a string that is longer than specified length'
);
});
// Test "l10n" Handlebars helper
test('l10n', function() {
// Add some localization strings that are needed helper testing
Mibew.Localization.set({
'one': 'uno',
'Hello {0}!': '¡Hola {0}!'
});
equal(
Handlebars.compile('{{l10n "one"}}')({}),
'uno',
'Test simple string'
);
equal(
Handlebars.compile('{{l10n "Hello {0}!" "world"}}')({}),
'¡Hola world!',
'Test string with placeholder'
);
});