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namespace Gedcomx\Extensions\FamilySearch\Rs\Client\Util;
use Gedcomx\Atom\Entry;
use Gedcomx\Atom\Feed;
use Gedcomx\Extensions\FamilySearch\Platform\Tree\ChangeObjectModifier;
use Gedcomx\Extensions\FamilySearch\Platform\Tree\ChangeObjectType;
use Gedcomx\Extensions\FamilySearch\Platform\Tree\ChangeOperation;
use ReflectionClass;
/**
* Represents a page of change histories.
*
* Class ChangeHistoryPage
*
* @package Gedcomx\Extensions\FamilySearch\Rs\Client\Util
*/
class ChangeHistoryPage extends Entry
{
private $feed;
private $entries;
/**
* Constructs a new change history page using the specified atom feed.
*
* @param \Gedcomx\Atom\Feed $feed
*/
public function __construct(Feed $feed)
{
$this->feed = $feed;
$entries = $feed->getEntries();
$changes = array();
if ($entries != null) {
/** @var $entry Entry */
foreach ($entries as $entry) {
array_push($changes, new ChangeEntry($entry));
}
}
$this->entries = $changes;
}
/**
* Gets the feed associated with this page.
*
* @return \Gedcomx\Atom\Feed
*/
public function getFeed()
{
return $this->feed;
}
/**
* Gets the collection of change entries associated with this page.
*
* @return array
*/
public function getEntries()
{
return $this->entries;
}
/**
* Searches the current page of change entries for the type of object and operation changed.
*
* @param \Gedcomx\Extensions\FamilySearch\Platform\Tree\ChangeOperation $operation
* @param \Gedcomx\Extensions\FamilySearch\Platform\Tree\ChangeObjectType $objectType
*
* @return null
*/
public function findChange(ChangeOperation $operation, ChangeObjectType $objectType)
{
return $this->findChangeWithModifier($operation, $objectType, null);
}
/**
* Searches the current page of change entries for the type of object and operation changed and the modifier involved.
*
* @param \Gedcomx\Extensions\FamilySearch\Platform\Tree\ChangeOperation $operation
* @param \Gedcomx\Extensions\FamilySearch\Platform\Tree\ChangeObjectType $objectType
* @param \Gedcomx\Extensions\FamilySearch\Platform\Tree\ChangeObjectModifier $modifier
*
* @return null
*/
public function findChangeWithModifier(ChangeOperation $operation, ChangeObjectType $objectType, ChangeObjectModifier $modifier)
{
$changes = $this->findChangesBySingleWithModifier($operation, $objectType, $modifier);
return count($changes) > 0 ? $changes[0] : null;
}
/**
* Searches the current page of change entries for the type of object and operation changed.
*
* @param \Gedcomx\Extensions\FamilySearch\Platform\Tree\ChangeOperation $operation
* @param \Gedcomx\Extensions\FamilySearch\Platform\Tree\ChangeObjectType $objectType
*
* @return array
*/
public function findChangesBySingle(ChangeOperation $operation, ChangeObjectType $objectType)
{
$ops = array();
$types = array();
array_push($ops, $operation);
array_push($types, $objectType);
return $this->findChangesByMany($ops, $types);
}
/**
* Searches the current page of change entries for the type of object and operation changed and the modifier involved.
*
* @param \Gedcomx\Extensions\FamilySearch\Platform\Tree\ChangeOperation $operation
* @param \Gedcomx\Extensions\FamilySearch\Platform\Tree\ChangeObjectType $objectType
* @param \Gedcomx\Extensions\FamilySearch\Platform\Tree\ChangeObjectModifier $modifier
*
* @return array
*/
public function findChangesBySingleWithModifier(ChangeOperation $operation, ChangeObjectType $objectType, ChangeObjectModifier $modifier)
{
$modClass = new ReflectionClass('ChangeObjectModifier');
$ops = array();
$types = array();
$mods = array();
array_push($ops, $operation);
array_push($types, $objectType);
array_push($mods, $modifier);
return $this->findChangesByManyWithModifiers($ops, $types, $modifier != null ? $mods : $modClass->getConstants());
}
/**
* Searches the current page of change entries for the type of object and operation changed.
*
* @param array $operations
* @param array $types
*
* @return array
*/
public function findChangesByMany(array $operations, array $types)
{
$modClass = new ReflectionClass('ChangeObjectModifier');
return $this->findChangesByManyWithModifiers($operations, $types, $modClass->getConstants());
}
/**
* Searches the current page of change entries for the type of object and operation changed.
*
* @param array $operations
* @param array $types
* @param array $modifiers
*
* @return array
*/
public function findChangesByManyWithModifiers(array $operations, array $types, array $modifiers)
{
$changes = array();
foreach ($this->entries as $entry) {
/** @var $entry ChangeEntry */
$operation = $entry->getOperation();
$type = $entry->getObjectType();
$modifier = $entry->getObjectModifier();
if ($operation !== null && $type !== null & in_array($operation, $operations) && in_array($type, $types)) {
if ($modifier === null || in_array($modifier, $modifiers)) {
array_push($changes, $entry);
}
}
}
return $changes;
}
}