cutelyst  4.5.1
A C++ Web Framework built on top of Qt, using the simple approach of Catalyst (Perl) framework.
validatorrequired.cpp
1 /*
2  * SPDX-FileCopyrightText: (C) 2017-2023 Matthias Fehring <mf@huessenbergnetz.de>
3  * SPDX-License-Identifier: BSD-3-Clause
4  */
5 
6 #include "validatorrequired_p.h"
7 
8 using namespace Cutelyst;
9 
11  const Cutelyst::ValidatorMessages &messages)
12  : ValidatorRule(*new ValidatorRequiredPrivate(field, messages))
13 {
14 }
15 
17 
19  const Cutelyst::ParamsMultiMap &params) const
20 {
21  ValidatorReturnType result;
22 
23  if (!params.contains(field())) {
24  qCDebug(C_VALIDATOR).noquote() << debugString(c) << "Field not found";
25  result.errorMessage = validationError(c);
26  return result;
27  }
28 
29  const QString v = value(params);
30  if (Q_LIKELY(!v.isEmpty())) {
31  result.value.setValue(v);
32  } else {
33  qCDebug(C_VALIDATOR).noquote() << debugString(c) << "The field is not present or empty";
34  result.errorMessage = validationError(c);
35  }
36 
37  return result;
38 }
39 
41  const QVariant &errorData) const
42 {
43  Q_UNUSED(errorData)
44  const QString _label = label(c);
45  if (_label.isEmpty()) {
46  //% "This field is required."
47  return c->qtTrId("cutelyst-validator-genvalerr-req");
48  } else {
49  //: %1 will be replaced by the field label
50  //% "The “%1” field is required."
51  return c->qtTrId("cutelyst-validator-genvalerr-req-label").arg(_label);
52  }
53 }
The Cutelyst Context.
Definition: context.h:42
QString qtTrId(const char *id, int n=-1) const
Definition: context.h:656
ValidatorReturnType validate(Context *c, const ParamsMultiMap &params) const override
QString genericValidationError(Context *c, const QVariant &errorData=QVariant()) const override
Returns a generic error message.
ValidatorRequired(const QString &field, const ValidatorMessages &messages=ValidatorMessages())
Base class for all validator rules.
QString field() const noexcept
QString validationError(Context *c, const QVariant &errorData={}) const
QString label(Context *c) const
QString value(const ParamsMultiMap &params) const
QString debugString(Context *c) const
The Cutelyst namespace holds all public Cutelyst API.
bool contains(const Key &key) const const
QString arg(Args &&... args) const const
bool isEmpty() const const
void setValue(QVariant &&value)
Stores custom error messages and the input field label.
Contains the result of a single input parameter validation.
Definition: validatorrule.h:49