cutelyst 3.9.1
A C++ Web Framework built on top of Qt, using the simple approach of Catalyst (Perl) framework.
validatorrule.cpp
1/*
2 * SPDX-FileCopyrightText: (C) 2017-2022 Matthias Fehring <mf@huessenbergnetz.de>
3 * SPDX-License-Identifier: BSD-3-Clause
4 */
5
6#include "validatorrule_p.h"
7
8#include <Cutelyst/Context>
9#include <Cutelyst/ParamsMultiMap>
10
11using namespace Cutelyst;
12
14 const ValidatorMessages &messages,
15 const QString &defValKey)
16 : d_ptr(new ValidatorRulePrivate(field, messages, defValKey))
17{
18}
19
20ValidatorRule::ValidatorRule(ValidatorRulePrivate &dd)
21 : d_ptr(&dd)
22{
23}
24
28
30{
31 Q_D(const ValidatorRule);
32 return d->field;
33}
34
36{
37 QString v;
38
39 Q_D(const ValidatorRule);
40
41 if (!d->field.isEmpty() && !params.empty()) {
42 if (d->trimBefore) {
43 v = params.value(d->field).trimmed();
44 } else {
45 v = params.value(d->field);
46 }
47 }
48
49 return v;
50}
51
53{
54 QString l;
55 Q_D(const ValidatorRule);
56 if (d->messages.label) {
57 if (d->translationContext.size()) {
58 l = c->translate(d->translationContext.data(), d->messages.label);
59 } else {
60 l = QString::fromUtf8(d->messages.label);
61 }
62 }
63 return l;
64}
65
67{
68 QString error;
69 Q_UNUSED(errorData)
70 Q_D(const ValidatorRule);
71 if (d->messages.validationError) {
72 if (d->translationContext.size()) {
73 error = c->translate(d->translationContext.data(), d->messages.validationError);
74 } else {
75 error = QString::fromUtf8(d->messages.validationError);
76 }
77 } else {
78 error = genericValidationError(c, errorData);
79 }
80 return error;
81}
82
84{
85 QString error;
86 Q_UNUSED(errorData)
87 const QString _label = label(c);
88 if (!_label.isEmpty()) {
89 error = c->translate("Cutelyst::ValidatorRule",
90 "The input data in the “%1” field is not acceptable.")
91 .arg(_label);
92 } else {
93 error = c->translate("Cutelyst::ValidatorRule", "The input data is not acceptable.");
94 }
95 return error;
96}
97
99{
100 QString error;
101 Q_D(const ValidatorRule);
102 Q_UNUSED(errorData)
103 if (d->messages.parsingError) {
104 if (d->translationContext.size()) {
105 error = c->translate(d->translationContext.data(), d->messages.parsingError);
106 } else {
107 error = QString::fromUtf8(d->messages.parsingError);
108 }
109 } else {
110 error = genericParsingError(c, errorData);
111 }
112 return error;
113}
114
116{
117 QString error;
118 Q_UNUSED(errorData)
119 const QString _label = label(c);
120 if (!_label.isEmpty()) {
121 error = c->translate("Cutelyst::ValidatorRule",
122 "The input data in the “%1“ field could not be parsed.")
123 .arg(_label);
124 } else {
125 error = c->translate("Cutelyst::ValidatorRule", "The input data could not be parsed.");
126 }
127 return error;
128}
129
131{
132 QString error;
133 Q_D(const ValidatorRule);
134 Q_UNUSED(errorData)
135 if (d->messages.validationDataError) {
136 if (d->translationContext.size()) {
137 error = c->translate(d->translationContext.data(), d->messages.validationDataError);
138 } else {
139 error = QString::fromUtf8(d->messages.validationDataError);
140 }
141 } else {
142 error = genericValidationDataError(c, errorData);
143 }
144 return error;
145}
146
148{
149 QString error;
150 Q_UNUSED(errorData)
151 const QString _label = label(c);
152 if (!_label.isEmpty()) {
153 error = c->translate("Cutelyst::ValidatorRule",
154 "Missing or invalid validation data for the “%1” field.")
155 .arg(_label);
156 } else {
157 error = c->translate("Cutelyst::ValidatorRule", "Missing or invalid validation data.");
158 }
159 return error;
160}
161
163 ValidatorReturnType *result,
164 const char *validatorName) const
165{
166 Q_ASSERT_X(c, "getting default value", "invalid context object");
167 Q_ASSERT_X(result, "getting default value", "invalid result object");
168 Q_ASSERT_X(validatorName, "getting default value", "invalid validator name");
169 Q_D(const ValidatorRule);
170 if (!d->defValKey.isEmpty() && c->stash().contains(d->defValKey)) {
171 result->value.setValue(c->stash(d->defValKey));
172 qCDebug(C_VALIDATOR,
173 "%s: Using default value \"%s\" for field %s in %s::%s.",
174 validatorName,
175 qPrintable(result->value.toString()),
176 qPrintable(field()),
177 qPrintable(c->controllerName()),
178 qPrintable(c->actionName()));
179 }
180}
181
183{
184 Q_D(const ValidatorRule);
185 return d->trimBefore;
186}
187
188void ValidatorRule::setTrimBefore(bool trimBefore)
189{
190 Q_D(ValidatorRule);
191 d->trimBefore = trimBefore;
192}
193
194void ValidatorRule::setTranslationContext(QLatin1String trContext)
195{
196 Q_D(ValidatorRule);
197 d->translationContext = trContext;
198}
The Cutelyst Context.
Definition context.h:39
void stash(const QVariantHash &unite)
Definition context.cpp:566
QString translate(const char *context, const char *sourceText, const char *disambiguation=nullptr, int n=-1) const
Definition context.cpp:490
Base class for all validator rules.
virtual QString genericValidationError(Context *c, const QVariant &errorData=QVariant()) const
Returns a generic error mesage 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.
virtual QString genericValidationDataError(Context *c, const QVariant &errorData=QVariant()) const
Returns a generic error message if any validation data is missing or invalid.
QString parsingError(Context *c, const QVariant &errorData=QVariant()) const
Returns an error message if an error occurred while parsing input.
virtual ~ValidatorRule()
Deconstructs the ValidatorRule.
void defaultValue(Context *c, ValidatorReturnType *result, const char *validatorName) const
I a defValKey has been set in the constructor, this will try to get the default value from the stash ...
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.
virtual QString genericParsingError(Context *c, const QVariant &errorData=QVariant()) const
Returns a generic error message if an error occures while parsing input.
QString validationDataError(Context *c, const QVariant &errorData=QVariant()) const
Returns an error message if any validation data is missing or invalid.
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
QString fromUtf8(const char *str, int size)
bool isEmpty() const const
void setValue(const T &value)
QString toString() const const
Stores custom error messages and the input field label.
Contains the result of a single input parameter validation.