Cutelyst
2.13.0
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The field under validation must be present in input data but can be empty. More...
#include <Cutelyst/Plugins/Utils/validatorpresent.h>
Public Member Functions | |
ValidatorPresent (const QString &field, const ValidatorMessages &messages=ValidatorMessages()) | |
Constructs a new present validator. More... | |
~ValidatorPresent () override | |
Deconstructs the present validator. | |
Public Member Functions inherited from Cutelyst::ValidatorRule | |
ValidatorRule (const QString &field, const ValidatorMessages &messages=ValidatorMessages(), const QString &defValKey=QString()) | |
Constructs a new ValidatorRule with the given parameters. More... | |
virtual | ~ValidatorRule () |
Deconstructs the ValidatorRule. | |
Protected Member Functions | |
QString | genericValidationError (Context *c, const QVariant &errorData=QVariant()) const override |
Returns a generic error message if validation failed. | |
ValidatorReturnType | validate (Context *c, const ParamsMultiMap ¶ms) const override |
Performs the validation and returns the result. More... | |
Protected Member Functions inherited from Cutelyst::ValidatorRule | |
ValidatorRule (ValidatorRulePrivate &dd) | |
Constructs a new ValidatorRule object with the given private class. More... | |
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 and put it into the result. More... | |
QString | field () const |
Returns the name of the field to validate. More... | |
virtual QString | genericParsingError (Context *c, const QVariant &errorData=QVariant()) const |
Returns a generic error message if an error occures while parsing input. More... | |
virtual QString | genericValidationDataError (Context *c, const QVariant &errorData=QVariant()) const |
Returns a generic error message if any validation data is missing or invalid. More... | |
QString | label (Context *c) const |
Returns the human readable field label used for generic error messages. More... | |
QString | parsingError (Context *c, const QVariant &errorData=QVariant()) const |
Returns an error message if an error occured while parsing input. More... | |
bool | trimBefore () const |
Returns true if the field value should be trimmed before validation. More... | |
QString | validationDataError (Context *c, const QVariant &errorData=QVariant()) const |
Returns an error message if any validation data is missing or invalid. More... | |
QString | validationError (Context *c, const QVariant &errorData=QVariant()) const |
Returns a descriptive error message if validation failed. More... | |
QString | value (const ParamsMultiMap ¶ms) const |
Returns the value of the field from the input params. | |
This validator checks if the field is present in the input data, but not if it contains any content. If you want to check the fields presence and require it to have content, use one of the required validators .
Definition at line 40 of file validatorpresent.h.
ValidatorPresent::ValidatorPresent | ( | const QString & | field, |
const ValidatorMessages & | messages = ValidatorMessages() |
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field | Name of the input field to validate. |
messages | Custom error message if validation fails. |
Definition at line 23 of file validatorpresent.cpp.
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overrideprotectedvirtual |
If validation succeeded, ValidatorReturnType::value will contain the input paramter value as QString.
Implements Cutelyst::ValidatorRule.
Definition at line 32 of file validatorpresent.cpp.
References Cutelyst::ValidatorReturnType::errorMessage, Cutelyst::ValidatorRule::field(), Cutelyst::ValidatorRule::validationError(), Cutelyst::ValidatorReturnType::value, and Cutelyst::ValidatorRule::value().