Simple Chat Room in NodeJS, expressJS and mongoDB in Docker Swarm
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4 years ago
'use strict';
/*!
* ignore
*/
module.exports = function(schema) {
const unshift = true;
schema.pre('save', false, function validateBeforeSave(next, options) {
const _this = this;
// Nested docs have their own presave
if (this.ownerDocument) {
return next();
}
const hasValidateBeforeSaveOption = options &&
(typeof options === 'object') &&
('validateBeforeSave' in options);
let shouldValidate;
if (hasValidateBeforeSaveOption) {
shouldValidate = !!options.validateBeforeSave;
} else {
shouldValidate = this.schema.options.validateBeforeSave;
}
// Validate
if (shouldValidate) {
const hasValidateModifiedOnlyOption = options &&
(typeof options === 'object') &&
('validateModifiedOnly' in options);
const validateOptions = hasValidateModifiedOnlyOption ?
{ validateModifiedOnly: options.validateModifiedOnly } :
null;
this.validate(validateOptions, function(error) {
return _this.schema.s.hooks.execPost('save:error', _this, [_this], { error: error }, function(error) {
_this.$op = 'save';
next(error);
});
});
} else {
next();
}
}, null, unshift);
};