validatorcharnotallowed.cpp

/*
 * SPDX-FileCopyrightText: (C) 2019-2022 Matthias Fehring <mf@huessenbergnetz.de>
 * SPDX-License-Identifier: BSD-3-Clause
 */
 
#include "validatorcharnotallowed_p.h"
 
using namespace Cutelyst;
 
ValidatorCharNotAllowed::ValidatorCharNotAllowed(const QString &field,
                                                 const QString &forbiddenChars,
                                                 const ValidatorMessages &messages,
                                                 const QString &defValKey)
    : ValidatorRule(*new ValidatorCharNotAllowedPrivate(field, forbiddenChars, messages, defValKey))
{
}
 
ValidatorCharNotAllowed::~ValidatorCharNotAllowed()
{
}
 
bool ValidatorCharNotAllowed::validate(const QString &value,
                                       const QString &forbiddenChars,
                                       QChar *foundChar)
{
    bool valid = true;
 
    for (const QChar &forbiddenChar : forbiddenChars) {
        if (value.contains(forbiddenChar)) {
            valid = false;
            if (foundChar) {
                *foundChar = forbiddenChar;
            }
            break;
        }
    }
 
    return valid;
}
 
ValidatorReturnType ValidatorCharNotAllowed::validate(Context *c,
                                                      const ParamsMultiMap &params) const
{
    ValidatorReturnType result;
 
    Q_D(const ValidatorCharNotAllowed);
 
    const QString v = value(params);
    if (!v.isEmpty()) {
        if (Q_LIKELY(!d->forbiddenChars.isEmpty())) {
            QChar foundChar;
            if (Q_LIKELY(ValidatorCharNotAllowed::validate(v, d->forbiddenChars, &foundChar))) {
                result.value.setValue(v);
            } else {
                result.errorMessage = validationError(c, foundChar);
            }
        } else {
            qCWarning(C_VALIDATOR)
                << "ValidatorCharNotAllowed: Empty validation data for field" << field() << "at"
                << c->controllerName() << "::" << c->actionName();
            result.errorMessage = validationDataError(c);
        }
    } else {
        defaultValue(c, &result, "ValidatorCharNotAllowed");
    }
 
    return result;
}
 
QString ValidatorCharNotAllowed::genericValidationError(Context *c, const QVariant &errorData) const
{
    QString error;
    const QChar foundChar = errorData.toChar();
    Q_D(const ValidatorCharNotAllowed);
    const QString _label = label(c);
    if (_label.isEmpty()) {
        error = c->translate("Cutelyst::ValidatorCharNotAllowed",
                             "Must not contain the following characters: “%1”. But contains the "
                             "following illegal character: “%2”.")
                    .arg(d->forbiddenChars, QString(foundChar));
    } else {
        error =
            c->translate("Cutelyst::ValidatorCharNotAllowed",
                         "The text in the “%1“ field must not contain the following characters: "
                         "“%2“. But contains the following illegal character: “%3”.")
                .arg(_label, d->forbiddenChars, QString(foundChar));
    }
 
    return error;
}
 
QString ValidatorCharNotAllowed::genericValidationDataError(Context *c,
                                                            const QVariant &errorData) const
{
    QString error;
    Q_UNUSED(errorData)
    const QString _label = label(c);
    if (_label.isEmpty()) {
        error = c->translate("Cutelyst::ValidatorCharNotAllowed",
                             "The list of illegal characters for this field is empty.");
    } else {
        error = c->translate("Cutelyst::ValidatorCharNotAllowed",
                             "The list of illegal characters for the “%1“ field is empty.")
                    .arg(_label);
    }
    return error;
}