@kldit/cms/lib/validators/filesize.js

A CMS Framework for @kldit/mvc

const fs = require('fs');

module.exports = function (cms, fieldName, value, rule, db)
{
	const field = cms.request.column(fieldName).field;
	let url = field.url(cms, value);
	let stat = fs.statSync(url);

	if(rule['less-than'] !== undefined && stat.size >= rule['less-than'])
	{
		return false;
	}
	else if(rule['less-or-equal-than'] !== undefined && stat.size > rule['less-or-equal-than'])
	{
		return false;
	}
	else if(rule['more-than'] !== undefined && stat.size <= rule['more-than'])
	{
		return false;
	}
	else if(rule['more-or-equal-than'] !== undefined && stat.size < rule['more-or-equal-than'])
	{
		return false;
	}
	else if(rule['equal-than'] !== undefined && stat.size != rule['equal-than'])
	{
		return false;
	}
	else
	{
		return true;
	}
};