cutelyst  3.9.1
A C++ Web Framework built on top of Qt, using the simple approach of Catalyst (Perl) framework.
validatorrequiredunless.cpp
1 /*
2  * SPDX-FileCopyrightText: (C) 2017-2022 Matthias Fehring <mf@huessenbergnetz.de>
3  * SPDX-License-Identifier: BSD-3-Clause
4  */
5 
6 #include "validatorrequiredunless_p.h"
7 
8 using namespace Cutelyst;
9 
11  const QString &otherField,
12  const QStringList &otherValues,
13  const Cutelyst::ValidatorMessages &messages)
14  : ValidatorRule(*new ValidatorRequiredUnlessPrivate(field, otherField, otherValues, messages))
15 {
16 }
17 
19 {
20 }
21 
23  const ParamsMultiMap &params) const
24 {
25  ValidatorReturnType result;
26 
27  Q_D(const ValidatorRequiredUnless);
28 
29  if (d->otherField.isEmpty() || d->otherValues.empty()) {
31  qCWarning(C_VALIDATOR,
32  "ValidatorRequiredUnless: invalid validation data for field %s at %s::%s",
33  qPrintable(field()),
34  qPrintable(c->controllerName()),
35  qPrintable(c->actionName()));
36  } else {
37  const QString v = value(params);
38  const QString ov =
39  trimBefore() ? params.value(d->otherField).trimmed() : params.value(d->otherField);
40  if (!d->otherValues.contains(ov)) {
41  if (!v.isEmpty()) {
42  result.value.setValue(v);
43  } else {
44  result.errorMessage = validationError(c);
45  qCDebug(C_VALIDATOR,
46  "ValidatorRequiredUnless: Validation failed for field %s at %s::%s",
47  qPrintable(field()),
48  qPrintable(c->controllerName()),
49  qPrintable(c->actionName()));
50  }
51  } else {
52  if (!v.isEmpty()) {
53  result.value.setValue(v);
54  }
55  }
56  }
57 
58  return result;
59 }
60 
62 {
63  QString error;
64  Q_UNUSED(errorData)
65  const QString _label = label(c);
66  if (_label.isEmpty()) {
67  error = c->translate("Cutelyst::ValidatorRequiredUnless", "This is required.");
68  } else {
69  //: %1 will be replaced by the field label
70  error = c->translate("Cutelyst::ValidatorRequiredUnless", "The “%1” field is required.")
71  .arg(_label);
72  }
73  return error;
74 }
ValidatorRequiredUnless(const QString &field, const QString &otherField, const QStringList &otherValues, const ValidatorMessages &messages=ValidatorMessages())
Constructs a new required unless validator.
QString validationError(Context *c, const QVariant &errorData=QVariant()) const
Returns a descriptive error message if validation failed.
Stores custom error messages and the input field label.
<Cutelyst/Plugins/Utils/validatorrequiredunless.h>
~ValidatorRequiredUnless() override
Deconstructs the required unless validator.
The Cutelyst Context.
Definition: context.h:38
bool isEmpty() const const
bool trimBefore() const
Returns true if the field value should be trimmed before validation.
QString translate(const char *context, const char *sourceText, const char *disambiguation=nullptr, int n=-1) const
Definition: context.cpp:490
QString validationDataError(Context *c, const QVariant &errorData=QVariant()) const
Returns an error message if any validation data is missing or invalid.
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.
QString value(const ParamsMultiMap &params) const
Returns the value of the field from the input params.
QString genericValidationError(Context *c, const QVariant &errorData=QVariant()) const override
Returns a generic error message if validation failed.
QString field() const
Returns the name of the field to validate.
Contains the result of a single input parameter validation.
Definition: validatorrule.h:49
QString arg(Args &&... args) const const
ValidatorReturnType validate(Context *c, const ParamsMultiMap &params) const override
Performs the validation and returns the result.
T value(const Key &key, const T &defaultValue) const const
void setValue(QVariant &&value)