Cutelyst  3.5.0
validatorrequired.cpp
1 /*
2  * SPDX-FileCopyrightText: (C) 2017-2022 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  ValidatorRule(*new ValidatorRequiredPrivate(field, messages))
12 {
13 }
14 
16 {
17 }
18 
20 {
21  ValidatorReturnType result;
22 
23  const QString v = value(params);
24  if (Q_LIKELY(!v.isEmpty())) {
25  result.value.setValue(v);
26  } else {
27  result.errorMessage = validationError(c);
28  }
29 
30  return result;
31 }
32 
34 {
35  QString error;
36  Q_UNUSED(errorData)
37  const QString _label = label(c);
38  if (_label.isEmpty()) {
39  error = c->translate("Cutelyst::ValidatorRequired", "This is required.");
40  } else {
41  //: %1 will be replaced by the field label
42  error = c->translate("Cutelyst::ValidatorRequired", "The “%1” field is required.").arg(_label);
43  }
44  return error;
45 }
QString genericValidationError(Context *c, const QVariant &errorData=QVariant()) const override
Returns a generic error message.
QString validationError(Context *c, const QVariant &errorData=QVariant()) const
Returns a descriptive error message if validation failed.
ValidatorReturnType validate(Context *c, const ParamsMultiMap &params) const override
Performs the validation and returns the result.
Stores custom error messages and the input field label.
The Cutelyst Context.
Definition: context.h:38
bool isEmpty() const const
~ValidatorRequired() override
Deconstructs the required validator.
QString translate(const char *context, const char *sourceText, const char *disambiguation=nullptr, int n=-1) const
Definition: context.cpp:471
The Cutelyst namespace holds all public Cutelyst API.
Definition: Mainpage.dox:7
Base class for all validator rules.
QString label(Context *c) const
Returns the human readable field label used for generic error messages.
ValidatorRequired(const QString &field, const ValidatorMessages &messages=ValidatorMessages())
Constructs a new required validator.
void setValue(const T &value)
QString value(const ParamsMultiMap &params) const
Returns the value of the field from the input params.
Contains the result of a single input parameter validation.
Definition: validatorrule.h:49
QString arg(qlonglong a, int fieldWidth, int base, QChar fillChar) const const