/**
* @see UsageAccumulator::addUsage
*
* @param EntityUsage $usage
*/
public function addUsage(EntityUsage $usage)
{
$usages = $this->getUsages();
$key = $usage->getIdentityString();
$usages[$key] = $usage;
$this->parserOutput->setExtensionData('wikibase-entity-usage', $usages);
}
public function testNewSpec()
{
$usageQ5X = new EntityUsage(new ItemId('Q5'), 'X');
$title = Title::makeTitle(NS_MAIN, 'Foo');
$title->resetArticleID(17);
$touched = '20150101000000';
$usages = array($usageQ5X);
$spec = AddUsagesForPageJob::newSpec($title, $usages, $touched);
$expected = array('pageId' => $title->getArticleID(), 'usages' => array($usageQ5X->asArray()), 'touched' => '20150101000000');
$this->assertEquals('wikibase-addUsagesForPage', $spec->getType());
$this->assertEquals($title->getFullText(), $spec->getTitle()->getFullText());
$this->assertEquals($expected, $spec->getParams());
}
public function testGetPagesUsing()
{
$q3 = new ItemId('Q3');
$q4 = new ItemId('Q4');
$q6 = new ItemId('Q6');
$u3s = new EntityUsage($q3, EntityUsage::SITELINK_USAGE);
$u3l = new EntityUsage($q3, EntityUsage::LABEL_USAGE, 'de');
$u4l = new EntityUsage($q4, EntityUsage::LABEL_USAGE, 'de');
$u4t = new EntityUsage($q4, EntityUsage::TITLE_USAGE);
$this->putUsages(23, array($u3s, $u3l, $u4l), '20150102030405');
$this->putUsages(42, array($u4l, $u4t), '20150102030405');
$pages = $this->lookup->getPagesUsing(array($q6));
Assert::assertEmpty(iterator_to_array($pages));
$pages = $this->lookup->getPagesUsing(array($q3));
$this->assertSamePageEntityUsages(array(23 => new PageEntityUsages(23, array($u3s, $u3l))), iterator_to_array($pages), 'Pages using Q3');
$pages = $this->lookup->getPagesUsing(array($q4, $q3), array(EntityUsage::makeAspectKey(EntityUsage::LABEL_USAGE, 'de')));
$this->assertSamePageEntityUsages(array(23 => new PageEntityUsages(23, array($u3l, $u4l)), 42 => new PageEntityUsages(42, array($u4l))), iterator_to_array($pages), 'Pages using "label" on Q4 or Q3');
$pages = $this->lookup->getPagesUsing(array($q3), array(EntityUsage::ALL_USAGE));
Assert::assertEmpty(iterator_to_array($pages), 'Pages using "all" on Q3');
$pages = $this->lookup->getPagesUsing(array($q4), array(EntityUsage::SITELINK_USAGE));
Assert::assertEmpty(iterator_to_array($pages), 'Pages using "sitelinks" on Q4');
$pages = $this->lookup->getPagesUsing(array($q3, $q4), array(EntityUsage::TITLE_USAGE, EntityUsage::SITELINK_USAGE));
Assert::assertCount(2, iterator_to_array($pages), 'Pages using "title" or "sitelinks" on Q3 or Q4');
$this->putUsages(23, array(), '20150102030405');
}
private function assertUsageTracking(ItemId $id, $aspect, ParserOutput $parserOutput)
{
$usageAcc = new ParserOutputUsageAccumulator($parserOutput);
$usages = $usageAcc->getUsages();
$expected = new EntityUsage($id, $aspect);
$usageIdentities = array_map(function (EntityUsage $usage) {
return $usage->getIdentityString();
}, $usages);
$expectedIdentities = array($expected->getIdentityString());
$this->assertEquals($expectedIdentities, array_values($usageIdentities));
}
public function getChangedAspectsProvider()
{
$changeFactory = TestChanges::getEntityChangeFactory();
$cases = array();
$q1 = new ItemId('Q1');
$q2 = new ItemId('Q2');
$cases['create linked item Q1'] = array(array(EntityUsage::SITELINK_USAGE, EntityUsage::TITLE_USAGE), $changeFactory->newFromUpdate(ItemChange::ADD, null, $this->getItemWithSiteLinks($q1, array('enwiki' => '1'))));
$cases['unlink item Q1'] = array(array(EntityUsage::SITELINK_USAGE, EntityUsage::TITLE_USAGE), $changeFactory->newFromUpdate(ItemChange::UPDATE, $this->getItemWithSiteLinks($q1, array('enwiki' => '1')), new Item($q1)));
$cases['link item Q2'] = array(array(EntityUsage::SITELINK_USAGE, EntityUsage::TITLE_USAGE), $changeFactory->newFromUpdate(ItemChange::UPDATE, new Item($q2), $this->getItemWithSiteLinks($q2, array('enwiki' => '2'))));
$cases['change link of Q1'] = array(array(EntityUsage::SITELINK_USAGE, EntityUsage::TITLE_USAGE), $changeFactory->newFromUpdate(ItemChange::UPDATE, $this->getItemWithSiteLinks($q1, array('enwiki' => '1')), $this->getItemWithSiteLinks($q1, array('enwiki' => '2'))));
$cases['delete linked item Q2'] = array(array(EntityUsage::SITELINK_USAGE, EntityUsage::TITLE_USAGE), $changeFactory->newFromUpdate(ItemChange::REMOVE, $this->getItemWithSiteLinks($q2, array('enwiki' => '2')), null), 'item connected to client was deleted');
$cases['add another sitelink to Q2'] = array(array(EntityUsage::SITELINK_USAGE), $changeFactory->newFromUpdate(ItemChange::UPDATE, $this->getItemWithSiteLinks($q2, array('enwiki' => '2')), $this->getItemWithSiteLinks($q2, array('enwiki' => '2', 'itwiki' => 'DUE'))));
$cases['alias change on Q1'] = array(array(EntityUsage::OTHER_USAGE), $changeFactory->newFromUpdate(ItemChange::UPDATE, new Item($q1), $this->getItemWithAliases($q1, 'de', array('EINS'))));
$cases['local label change on Q1 (used by Q2)'] = array(array(EntityUsage::makeAspectKey(EntityUsage::LABEL_USAGE, 'en')), $changeFactory->newFromUpdate(ItemChange::UPDATE, new Item($q1), $this->getItemWithLabel($q1, 'en', 'ONE')));
$badges = array(new ItemId('Q34'));
$cases['badge only change on Q1'] = array(array(EntityUsage::SITELINK_USAGE), $changeFactory->newFromUpdate(ItemChange::UPDATE, $this->getItemWithSiteLinks($q1, array('enwiki' => '1')), $this->getItemWithSiteLinks($q1, array('enwiki' => '1'), $badges)));
$cases['statement change on Q1'] = array(array(EntityUsage::OTHER_USAGE), $changeFactory->newFromUpdate(ItemChange::UPDATE, new Item($q1), $this->getItemWithStatement($q1, new PropertyId('P5'), new StringValue('Hello'))));
return $cases;
}
private function hasUsage($actualUsages, EntityId $entityId, $aspect)
{
$usage = new EntityUsage($entityId, $aspect);
$key = $usage->getIdentityString();
return isset($actualUsages[$key]);
}
/**
* @dataProvider provideMakeAspectKey
*/
public function testMakeAspectKey($aspect, $modifier, $expectedKey)
{
$key = EntityUsage::makeAspectKey($aspect, $modifier);
$this->assertEquals($expectedKey, $key);
}
/**
* @param Traversable $rows
*
* @return PageEntityUsages[]
*/
private function foldRowsIntoPageEntityUsages(Traversable $rows)
{
$usagesPerPage = array();
foreach ($rows as $row) {
$pageId = (int) $row->eu_page_id;
if (isset($usagesPerPage[$pageId])) {
$pageEntityUsages = $usagesPerPage[$pageId];
} else {
$pageEntityUsages = new PageEntityUsages($pageId);
}
$entityId = $this->idParser->parse($row->eu_entity_id);
list($aspect, $modifier) = EntityUsage::splitAspectKey($row->eu_aspect);
$usage = new EntityUsage($entityId, $aspect, $modifier);
$pageEntityUsages->addUsages(array($usage));
$usagesPerPage[$pageId] = $pageEntityUsages;
}
return $usagesPerPage;
}
/**
* @param Title[] $titles
* @param EntityId $entityId
* @param string[] $aspects
*
* @return PageEntityUsages[]
*/
private function makeVirtualUsages(array $titles, EntityId $entityId, array $aspects)
{
$usagesForItem = array();
foreach ($aspects as $aspect) {
list($aspect, $modifier) = EntityUsage::splitAspectKey($aspect);
$usagesForItem[] = new EntityUsage($entityId, $aspect, $modifier);
}
$usagesPerPage = array();
foreach ($titles as $title) {
$pageId = $title->getArticleID();
if ($pageId === 0) {
wfDebugLog('WikibaseChangeNotification', __METHOD__ . ': Article ID for ' . $title->getFullText() . ' is 0.');
continue;
}
$usagesPerPage[$pageId] = new PageEntityUsages($pageId, $usagesForItem);
}
return $usagesPerPage;
}
/**
* @param string[] $aspectKeys Array of aspect keys, with modifiers applied.
* @param string[] $relevant Array of aspects (without modifiers).
* @param array &$aspects Associative array of aspect keys (with modifiers) as keys, the values
* being meaningless (a.k.a. HashSet).
*/
private function intersectAspectsIntoKeys(array $aspectKeys, array $relevant, array &$aspects)
{
$relevant = array_flip($relevant);
foreach ($aspectKeys as $aspectKey) {
$aspect = EntityUsage::stripModifier($aspectKey);
if (array_key_exists($aspect, $relevant)) {
$aspects[$aspectKey] = null;
}
}
}
