Cutelyst  2.3.0
validatorafter.cpp
1 /*
2  * Copyright (C) 2017-2018 Matthias Fehring <kontakt@buschmann23.de>
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with this library; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17  */
18 
19 #include "validatorafter_p.h"
20 
21 #include <QLocale>
22 #include <QTimeZone>
23 
24 using namespace Cutelyst;
25 
26 ValidatorAfter::ValidatorAfter(const QString &field, const QVariant &comparison, const QString &timeZone, const char *inputFormat, const Cutelyst::ValidatorMessages &messages, const QString &defValKey) :
27  ValidatorRule(*new ValidatorAfterPrivate(field, comparison, timeZone, inputFormat, messages, defValKey))
28 {
29 }
30 
32 {
33 
34 }
35 
37 {
38  ValidatorReturnType result;
39 
40  Q_D(const ValidatorAfter);
41 
42  const QString v = value(params);
43 
44  if (!v.isEmpty()) {
45 
46  const QTimeZone tz = d->extractTimeZone(c, params, d->timeZone);
47 
48  const QVariant _comp = (d->comparison.type() == QVariant::String)
49  ? d->extractOtherDateTime(c, params, d->comparison.toString(), tz, d->inputFormat)
50  : d->comparison;
51 
52  if (_comp.type() == QVariant::Date) {
53 
54  const QDate odate = _comp.toDate();
55  if (Q_UNLIKELY(!odate.isValid())) {
56  qCWarning(C_VALIDATOR, "ValidatorAfter: Invalid comparison date and time for field %s at %s::%s.", qPrintable(field()), qPrintable(c->controllerName()), qPrintable(c->actionName()));
58  } else {
59  const QDate date = d->extractDate(c, v, d->inputFormat);
60  if (Q_UNLIKELY(!date.isValid())) {
61  qCWarning(C_VALIDATOR, "ValidatorAfter: Can not parse input date \"%s\" for field %s at %s::%s.", qPrintable(v), qPrintable(field()), qPrintable(c->controllerName()), qPrintable(c->actionName()));
62  result.errorMessage = parsingError(c, odate);
63  } else {
64  if (Q_UNLIKELY(date <= odate)) {
65  qCDebug(C_VALIDATOR, "ValidatorAfter: Validation failed at %s::%s for field %s: Input date \"%s\" is not after \"%s\".", qPrintable(c->controllerName()), qPrintable(c->actionName()), qPrintable(field()), qPrintable(date.toString()), qPrintable(odate.toString()));
66  result.errorMessage = validationError(c, odate);
67  } else {
68  result.value.setValue<QDate>(date);
69  }
70  }
71  }
72 
73  } else if (_comp.type() == QVariant::DateTime) {
74 
75  const QDateTime odatetime = _comp.toDateTime();
76  if (Q_UNLIKELY(!odatetime.isValid())) {
77  qCWarning(C_VALIDATOR, "ValidatorAfter: Invalid comparison date and time for field %s at %s::%s.", qPrintable(field()), qPrintable(c->controllerName()), qPrintable(c->actionName()));
79  } else {
80  const QDateTime datetime = d->extractDateTime(c, v, d->inputFormat, tz);
81  if (Q_UNLIKELY(!datetime.isValid())) {
82  qCWarning(C_VALIDATOR, "ValidatorAfter: Can not parse input date and time \"%s\" for field %s at %s::%s.", qPrintable(v), qPrintable(field()), qPrintable(c->controllerName()), qPrintable(c->actionName()));
83  result.errorMessage = parsingError(c, odatetime);
84  } else {
85  if (Q_UNLIKELY(datetime <= odatetime)) {
86  qCDebug(C_VALIDATOR, "ValidatorAfter: Validation failed at %s::%s for field %s: Input date and time \"%s\" is not after \"%s\".", qPrintable(c->controllerName()), qPrintable(c->actionName()), qPrintable(field()), qPrintable(datetime.toString()), qPrintable(odatetime.toString()));
87  result.errorMessage = validationError(c, odatetime);
88  } else {
89  result.value.setValue<QDateTime>(datetime);
90  }
91  }
92  }
93 
94  } else if (_comp.type() == QVariant::Time) {
95 
96  const QTime otime = _comp.toTime();
97  if (Q_UNLIKELY(!otime.isValid())) {
98  qCWarning(C_VALIDATOR, "ValidatorAfter: Invalid comparison time for field %s at %s::%s.", qPrintable(field()), qPrintable(c->controllerName()), qPrintable(c->actionName()));
100  } else {
101  const QTime time = d->extractTime(c, v, d->inputFormat);
102  if (Q_UNLIKELY(!time.isValid())) {
103  qCWarning(C_VALIDATOR, "ValidatorAfter: Can not parse input time \"%s\" for field %s at %s::%s.", qPrintable(v), qPrintable(field()), qPrintable(c->controllerName()), qPrintable(c->actionName()));
104  result.errorMessage = parsingError(c, otime);
105  } else {
106  if (Q_UNLIKELY(time <= otime)) {
107  qCDebug(C_VALIDATOR, "ValidatorAfter: Validation failed at %s::%s for field %s: Input time \"%s\" is not after \"%s\".", qPrintable(c->controllerName()), qPrintable(c->actionName()), qPrintable(field()), qPrintable(time.toString()), qPrintable(otime.toString()));
108  result.errorMessage = validationError(c, otime);
109  } else {
110  result.value.setValue<QTime>(time);
111  }
112  }
113  }
114 
115  } else {
116  qCWarning(C_VALIDATOR) << "ValidatorAfter: Invalid validation data for field" << field() << "at" << c->controllerName() << "::" << c->actionName() << ":" << d->comparison;
117  result.errorMessage = validationDataError(c);
118  }
119  } else {
120  defaultValue(c, &result, "ValidatorAfter");
121  }
122 
123  return result;
124 }
125 
126 QString ValidatorAfter::genericValidationError(Cutelyst::Context *c, const QVariant &errorData) const
127 {
128  QString error;
129 
130  const QString _label = label(c);
131  if (_label.isEmpty()) {
132 
133  switch (errorData.type()) {
134  case QVariant::Date:
135  error = QStringLiteral("Has to be after %1.").arg(errorData.toDate().toString(c->locale().dateFormat(QLocale::ShortFormat)));
136  break;
137  case QVariant::DateTime:
138  error = QStringLiteral("Has to be after %1.").arg(errorData.toDateTime().toString(c->locale().dateTimeFormat(QLocale::ShortFormat)));
139  break;
140  case QVariant::Time:
141  error = QStringLiteral("Has to be after %1.").arg(errorData.toTime().toString(c->locale().timeFormat(QLocale::ShortFormat)));
142  break;
143  default:
144  error = validationDataError(c);
145  break;
146  }
147 
148  } else {
149 
150  switch(errorData.type()) {
151  case QVariant::Date:
152  error = c->translate("Cutelyst::ValidatorAfter", "The date in the “%1” field must be after %2.").arg(_label, errorData.toDate().toString(c->locale().dateFormat(QLocale::ShortFormat)));
153  break;
154  case QVariant::DateTime:
155  error = c->translate("Cutelyst::ValidatorAfter", "The date and time in the “%1” field must be after %2.").arg(_label, errorData.toDateTime().toString(c->locale().dateTimeFormat(QLocale::ShortFormat)));
156  break;
157  case QVariant::Time:
158  error = c->translate("Cutelyst::ValidatorAfter", "The time in the “%1” field must be after %2.").arg(_label, errorData.toTime().toString(c->locale().timeFormat(QLocale::ShortFormat)));
159  break;
160  default:
161  error = validationDataError(c);
162  break;
163  }
164 
165  }
166 
167  return error;
168 }
169 
170 QString ValidatorAfter::genericValidationDataError(Context *c, const QVariant &errorData) const
171 {
172  QString error;
173 
174  Q_UNUSED(errorData)
175  error = c->translate("Cutelyst::ValidatorAfter", "The comparison value is not a valid date and/or time, or cannot be found.");
176 
177  return error;
178 }
179 
180 QString ValidatorAfter::genericParsingError(Context *c, const QVariant &errorData) const
181 {
182  QString error;
183 
184  Q_D(const ValidatorAfter);
185 
186  const QString _label = label(c);
187  if (d->inputFormat) {
188  if (_label.isEmpty()) {
189  error = c->translate("Cutelyst::ValidatorAfter", "Could not be parsed according to the follwing date and/or time format: %1").arg(c->translate(d->translationContext.data(), d->inputFormat));
190  } else {
191  error = c->translate("Cutelyst::ValidatorAfter", "The value of the “%1” field could not be parsed according to the follwing date and/or time format: %2").arg(_label, c->translate(d->translationContext.data(), d->inputFormat));
192  }
193  } else {
194 
195  if (_label.isEmpty()) {
196  switch (errorData.type()) {
197  case QMetaType::QDateTime:
198  error = c->translate("Cutelyst::ValidatorAfter", "Could not be parsed as date and time.");
199  break;
200  case QMetaType::QTime:
201  error = c->translate("Cutelyst::ValidatorAfter", "Could not be parsed as time.");
202  break;
203  case QMetaType::QDate:
204  error = c->translate("Cutelyst::ValidatorAfter", "Could not be parsed as date.");
205  break;
206  default:
207  error = validationDataError(c);
208  break;
209  }
210  } else {
211  switch (errorData.type()) {
212  case QMetaType::QDateTime:
213  error = c->translate("Cutelyst::ValidatorAfter", "The value of the “%1” field could not be parsed as date and time.").arg(_label);
214  break;
215  case QMetaType::QTime:
216  error = c->translate("Cutelyst::ValidatorAfter", "The value of the “%1” field could not be parsed as time.").arg(_label);
217  break;
218  case QMetaType::QDate:
219  error = c->translate("Cutelyst::ValidatorAfter", "The value of the “%1” field could not be parsed as date.").arg(_label);
220  break;
221  default:
222  error = validationDataError(c);
223  break;
224  }
225  }
226  }
227 
228  return error;
229 }
QString genericValidationError(Context *c, const QVariant &errorData=QVariant()) const override
Returns a generic error if validation failed.
QMap< QString, QString > ParamsMultiMap
QString parsingError(Context *c, const QVariant &errorData=QVariant()) const
Returns an error message if an error occured while parsing input.
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.
Checks if a date, time or datetime is after a comparison value.
QLocale locale() const
Definition: context.cpp:390
The Cutelyst Context.
Definition: context.h:50
~ValidatorAfter()
Deconstructs the after validator.
QString translate(const char *context, const char *sourceText, const char *disambiguation=nullptr, int n=-1) const
Definition: context.cpp:414
QString genericParsingError(Context *c, const QVariant &errorData=QVariant()) const override
Returns a generic error if the input value could not be parsed.
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.
ValidatorAfter(const QString &field, const QVariant &comparison, const QString &timeZone=QString(), const char *inputFormat=nullptr, const ValidatorMessages &messages=ValidatorMessages(), const QString &defValKey=QString())
Constructs a new after validator.
QString value(const ParamsMultiMap &params) const
Returns the value of the field from the input params.
QString genericValidationDataError(Context *c, const QVariant &errorData=QVariant()) const override
Returns a generic error if comparison data was invalid.
QString field() const
Returns the name of the field to validate.
Contains the result of a single input parameter validation.
Definition: validatorrule.h:62
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 ...