->validate() -- check object data, and call objects validation methods.
Beschrijving
Check all the objects variables to see if they are valid, by default this
means is a column an integer or string, if you define methods like
validateEmail(), in your extended class then it
will be called to validate the row called 'email'. This may be useful if
called prior to an update or insert.., to generate error messages.
override this to set up your validation rules.
Return waarde
array - of validation results or TRUE
Note
Deze functie kan niet statisch worden aangeroepen.
the examples below utilize the PEAR validation package
Voorbeeld
Voorbeeld 35-1. validate usage
<?php
$person = new DataObjects_Person;
$person->get(12);
$person->setFrom($_POST['input']);
$val = $person->validate();
if ($val === TRUE) {
$person->update();
} else {
foreach ($val as $k=>$v) {
if ($v == false) {
echo "There was something wrong with ($k)\n";
} else {
echo "($k) validated OK\n";
}
}
}
?>
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Voorbeeld 35-2. validate methods
<?php
/* inside class DataObject_Person */
function validateEmail() {
return Validate::email($this->email, true);
}
function validateHomepage() {
return Validate::url($this->homepage, true);
}
function validateDate() {
return Validate::date($this->date, "%d-%m-%Y", array(01,01,1970), array(01,01,2030));
?>
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