/**
* Validates the node for correctness.
*
* The following options are supported:
* - Node::REPAIR - If something is broken, and automatic repair may
* be attempted.
*
* An array is returned with warnings.
*
* Every item in the array has the following properties:
* * level - (number between 1 and 3 with severity information)
* * message - (human readable message)
* * node - (reference to the offending node)
*
* @param int $options
* @return array
*/
public function validate($options = 0)
{
$warnings = array();
$versionMap = array(self::VCARD21 => '2.1', self::VCARD30 => '3.0', self::VCARD40 => '4.0');
$version = $this->select('VERSION');
if (count($version) !== 1) {
$warnings[] = array('level' => 1, 'message' => 'The VERSION property must appear in the VCARD component exactly 1 time', 'node' => $this);
if ($options & self::REPAIR) {
$this->VERSION = $versionMap[self::DEFAULT_VERSION];
}
} else {
$version = (string) $this->VERSION;
if ($version !== '2.1' && $version !== '3.0' && $version !== '4.0') {
$warnings[] = array('level' => 1, 'message' => 'Only vcard version 4.0 (RFC6350), version 3.0 (RFC2426) or version 2.1 (icm-vcard-2.1) are supported.', 'node' => $this);
if ($options & self::REPAIR) {
$this->VERSION = $versionMap[self::DEFAULT_VERSION];
}
}
}
$fn = $this->select('FN');
if (count($fn) !== 1) {
$warnings[] = array('level' => 1, 'message' => 'The FN property must appear in the VCARD component exactly 1 time', 'node' => $this);
if ($options & self::REPAIR && count($fn) === 0) {
// We're going to try to see if we can use the contents of the
// N property.
if (isset($this->N)) {
$value = explode(';', (string) $this->N);
if (isset($value[1]) && $value[1]) {
$this->FN = $value[1] . ' ' . $value[0];
} else {
$this->FN = $value[0];
}
// Otherwise, the ORG property may work
} elseif (isset($this->ORG)) {
$this->FN = (string) $this->ORG;
}
}
}
return array_merge(parent::validate($options), $warnings);
}
/**
* Validates the node for correctness.
* An array is returned with warnings.
*
* Every item in the array has the following properties:
* * level - (number between 1 and 3 with severity information)
* * message - (human readable message)
* * node - (reference to the offending node)
*
* @return array
*/
public function validate($options = 0)
{
$warnings = array();
$version = $this->select('VERSION');
if (count($version) !== 1) {
$warnings[] = array('level' => 1, 'message' => 'The VERSION property must appear in the VCALENDAR component exactly 1 time', 'node' => $this);
} else {
if ((string) $this->VERSION !== '2.0') {
$warnings[] = array('level' => 1, 'message' => 'Only iCalendar version 2.0 as defined in rfc5545 is supported.', 'node' => $this);
}
}
$version = $this->select('PRODID');
if (count($version) !== 1) {
$warnings[] = array('level' => 2, 'message' => 'The PRODID property must appear in the VCALENDAR component exactly 1 time', 'node' => $this);
}
if (count($this->CALSCALE) > 1) {
$warnings[] = array('level' => 2, 'message' => 'The CALSCALE property must not be specified more than once.', 'node' => $this);
}
if (count($this->METHOD) > 1) {
$warnings[] = array('level' => 2, 'message' => 'The METHOD property must not be specified more than once.', 'node' => $this);
}
$componentsFound = 0;
foreach ($this->children as $child) {
if ($child instanceof Component) {
$componentsFound++;
}
}
if ($componentsFound === 0) {
$warnings[] = array('level' => 1, 'message' => 'An iCalendar object must have at least 1 component.', 'node' => $this);
}
return array_merge($warnings, parent::validate());
}
