cutelyst 3.9.1
A C++ Web Framework built on top of Qt, using the simple approach of Catalyst (Perl) framework.
validatordifferent.cpp
1/*
2 * SPDX-FileCopyrightText: (C) 2017-2022 Matthias Fehring <mf@huessenbergnetz.de>
3 * SPDX-License-Identifier: BSD-3-Clause
4 */
5
6#include "validatordifferent_p.h"
7
8using namespace Cutelyst;
9
11 const QString &other,
12 const char *otherLabel,
13 const Cutelyst::ValidatorMessages &messages)
14 : ValidatorRule(*new ValidatorDifferentPrivate(field, other, otherLabel, messages))
15{
16}
17
21
23{
25
26 Q_D(const ValidatorDifferent);
27
28 const QString v = value(params);
29 const QString o =
30 trimBefore() ? params.value(d->otherField).trimmed() : params.value(d->otherField);
31
32 if (!v.isEmpty()) {
33 if ((v == o)) {
34 result.errorMessage = validationError(c);
35 qCDebug(C_VALIDATOR,
36 "ValidatorDifferent: Validation failed for value %s in field %s at %s::%s: the "
37 "value in the %s field is not different.",
38 qPrintable(v),
39 qPrintable(field()),
40 qPrintable(c->controllerName()),
41 qPrintable(c->actionName()),
42 qPrintable(d->otherField));
43 } else {
44 result.value.setValue(v);
45 }
46 }
47
48 return result;
49}
50
52{
53 QString error;
54
55 Q_D(const ValidatorDifferent);
56
57 Q_UNUSED(errorData);
58
59 const QString _label = label(c);
60 const QString _otherLabel =
61 d->otherLabel ? c->translate(d->translationContext.data(), d->otherLabel) : QString();
62
63 if (_label.isEmpty()) {
64 //: %1 will be replaced by the other field's label to compare with
65 error = c->translate("Cutelyst::ValidatorDifferent",
66 "Has to be different from the value in the “%1” field.")
67 .arg(!_otherLabel.isEmpty() ? _otherLabel : d->otherField);
68 } else {
69 //: %1 will be replaced by the field label, %2 will be replaced by the other field's label
70 //: to compare with
71 error = c->translate("Cutelyst::ValidatorDifferent",
72 "The value in the “%1” field has to be different from the value in "
73 "the “%2“ field.")
74 .arg(_label, !_otherLabel.isEmpty() ? _otherLabel : d->otherField);
75 }
76
77 return error;
78}
The Cutelyst Context.
Definition context.h:39
QString translate(const char *context, const char *sourceText, const char *disambiguation=nullptr, int n=-1) const
Definition context.cpp:490
ValidatorDifferent(const QString &field, const QString &other, const char *otherLabel=nullptr, const ValidatorMessages &messages=ValidatorMessages())
Constructs a new different validator.
~ValidatorDifferent() override
Deconstructs the different validator.
ValidatorReturnType validate(Context *c, const ParamsMultiMap &params) const override
Performs the validation and returns the result.
QString genericValidationError(Context *c, const QVariant &errorData=QVariant()) const override
Returns a generic error if validation failed.
QString label(Context *c) const
Returns the human readable field label used for generic error messages.
QString field() const
Returns the name of the field to validate.
bool trimBefore() const
Returns true if the field value should be trimmed before validation.
ValidatorRule(const QString &field, const ValidatorMessages &messages=ValidatorMessages(), const QString &defValKey=QString())
Constructs a new ValidatorRule with the given parameters.
QString value(const ParamsMultiMap &params) const
Returns the value of the field from the input params.
QString validationError(Context *c, const QVariant &errorData=QVariant()) const
Returns a descriptive error message if validation failed.
The Cutelyst namespace holds all public Cutelyst API.
Definition Mainpage.dox:8
QMultiMap< QString, QString > ParamsMultiMap
QString arg(qlonglong a, int fieldWidth, int base, QChar fillChar) const const
bool isEmpty() const const
void setValue(const T &value)
Stores custom error messages and the input field label.
Contains the result of a single input parameter validation.