cutelyst  5.0.1
A C++ Web Framework built on top of Qt, using the simple approach of Catalyst (Perl) framework.
validatorrequiredif.cpp
1 /*
2  * SPDX-FileCopyrightText: (C) 2017-2025 Matthias Fehring <mf@huessenbergnetz.de>
3  * SPDX-License-Identifier: BSD-3-Clause
4  */
5 
6 #include "validatorrequiredif_p.h"
7 
8 using namespace Cutelyst;
9 
11  const QString &otherField,
12  const QStringList &otherValues,
13  const Cutelyst::ValidatorMessages &messages)
14  : ValidatorRule(*new ValidatorRequiredIfPrivate(field, otherField, otherValues, messages))
15 {
16 }
17 
19 
21 {
22  ValidatorReturnType result;
23 
24  Q_D(const ValidatorRequiredIf);
25 
26  if (d->otherField.isEmpty() || d->otherValues.empty()) {
28  qCWarning(C_VALIDATOR).noquote() << debugString(c) << "Invalid validation data";
29  } else {
30  const QString v = value(params);
31  const QString ov =
32  trimBefore() ? params.value(d->otherField).trimmed() : params.value(d->otherField);
33  if (d->otherValues.contains(ov)) {
34  if (v.isEmpty()) {
35  result.errorMessage = validationError(c);
36  qCDebug(C_VALIDATOR).noquote().nospace()
37  << debugString(c) << " The field is not present or is empty but \""
38  << d->otherField << "\" contains " << ov;
39  } else {
40  result.value.setValue(v);
41  }
42  } else {
43  if (!v.isEmpty()) {
44  result.value.setValue(v);
45  }
46  }
47  }
48 
49  return result;
50 }
51 
53  const ParamsMultiMap &params,
54  ValidatorRtFn cb) const
55 {
56  cb(validate(c, params));
57 }
58 
60 {
61  // translation strings are defined in ValidatorRequired
62  Q_UNUSED(errorData)
63  const QString _label = label(c);
64  if (_label.isEmpty()) {
65  return c->qtTrId("cutelyst-validator-genvalerr-req");
66  } else {
67  return c->qtTrId("cutelyst-validator-genvalerr-req-label").arg(_label);
68  }
69 }
ValidatorRequiredIf(const QString &field, const QString &otherField, const QStringList &otherValues, const ValidatorMessages &messages=ValidatorMessages())
Stores custom error messages and the input field label.
ValidatorReturnType validate(Context *c, const ParamsMultiMap &params) const override
QString genericValidationError(Context *c, const QVariant &errorData=QVariant()) const override
bool trimBefore() const noexcept
The Cutelyst Context.
Definition: context.h:42
void validateCb(Context *c, const ParamsMultiMap &params, ValidatorRtFn cb) const override
bool isEmpty() const const
The Cutelyst namespace holds all public Cutelyst API.
QString debugString(const Context *c) const
Base class for all validator rules.
QString value(const ParamsMultiMap &params) const
QString label(const Context *c) const
std::function< void(ValidatorReturnType &&result)> ValidatorRtFn
Void callback function for validator rules that processes the ValidatorReturnType.
Definition: validatorrule.h:82
QString validationError(Context *c, const QVariant &errorData={}) const
The field under validation must be present and not empty if the other field is equal to any value in ...
QString validationDataError(Context *c, const QVariant &errorData={}) const
QString qtTrId(const char *id, int n=-1) const
Definition: context.h:658
Contains the result of a single input parameter validation.
Definition: validatorrule.h:52
QString arg(Args &&... args) const const
T value(const Key &key, const T &defaultValue) const const
void setValue(QVariant &&value)