8000 netteForms.js: support checking file name via pattern rule by renekliment · Pull Request #186 · nette/forms · GitHub
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netteForms.js: support checking file name via pattern rule #186

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Merged
dg merged 1 commit into from
Jul 25, 2018
Merged

netteForms.js: support checking file name via pattern rule #186

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18 changes: 17 additions & 1 deletion src/assets/netteForms.js
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Original file line number Diff line number Diff line change
Expand Up @@ -449,8 +449,24 @@
},

pattern: function(elem, arg, val) {
if (typeof arg !== 'string') {
return null;
}

try {
return typeof arg === 'string' ? (new RegExp('^(?:' + arg + ')$')).test(val) : null;
var regExp = new RegExp('^(?:' + arg + ')$');

if (window.FileList && val instanceof FileList) {
for (var i = 0; i < val.length; i++) {
if (!regExp.test(val[i].name)) {
return false;
}
}

return true;
}

return regExp.test(val);
} catch (e) {} // eslint-disable-line no-empty
},

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