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PhrictionDocumentQuery.php
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Sun, Nov 17, 20:46

PhrictionDocumentQuery.php
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<?php
final class PhrictionDocumentQuery
extends PhabricatorCursorPagedPolicyAwareQuery {
private $ids;
private $phids;
private $slugs;
private $depths;
private $slugPrefix;
private $statuses;
private $needContent;
private $status = 'status-any';
const STATUS_ANY = 'status-any';
const STATUS_OPEN = 'status-open';
const STATUS_NONSTUB = 'status-nonstub';
private $order = 'order-created';
const ORDER_CREATED = 'order-created';
const ORDER_UPDATED = 'order-updated';
const ORDER_HIERARCHY = 'order-hierarchy';
public function withIDs(array $ids) {
$this->ids = $ids;
return $this;
}
public function withPHIDs(array $phids) {
$this->phids = $phids;
return $this;
}
public function withSlugs(array $slugs) {
$this->slugs = $slugs;
return $this;
}
public function withDepths(array $depths) {
$this->depths = $depths;
return $this;
}
public function withSlugPrefix($slug_prefix) {
$this->slugPrefix = $slug_prefix;
return $this;
}
public function withStatuses(array $statuses) {
$this->statuses = $statuses;
return $this;
}
public function withStatus($status) {
$this->status = $status;
return $this;
}
public function needContent($need_content) {
$this->needContent = $need_content;
return $this;
}
public function setOrder($order) {
$this->order = $order;
return $this;
}
protected function loadPage() {
$table = new PhrictionDocument();
$conn_r = $table->establishConnection('r');
if ($this->order == self::ORDER_HIERARCHY) {
$order_clause = $this->buildHierarchicalOrderClause($conn_r);
} else {
$order_clause = $this->buildOrderClause($conn_r);
}
$rows = queryfx_all(
$conn_r,
'SELECT d.* FROM %T d %Q %Q %Q %Q',
$table->getTableName(),
$this->buildJoinClause($conn_r),
$this->buildWhereClause($conn_r),
$order_clause,
$this->buildLimitClause($conn_r));
$documents = $table->loadAllFromArray($rows);
if ($documents) {
$ancestor_slugs = array();
foreach ($documents as $key => $document) {
$document_slug = $document->getSlug();
foreach (PhabricatorSlug::getAncestry($document_slug) as $ancestor) {
$ancestor_slugs[$ancestor][] = $key;
}
}
if ($ancestor_slugs) {
$ancestors = queryfx_all(
$conn_r,
'SELECT * FROM %T WHERE slug IN (%Ls)',
$document->getTableName(),
array_keys($ancestor_slugs));
$ancestors = $table->loadAllFromArray($ancestors);
$ancestors = mpull($ancestors, null, 'getSlug');
foreach ($ancestor_slugs as $ancestor_slug => $document_keys) {
$ancestor = idx($ancestors, $ancestor_slug);
foreach ($document_keys as $document_key) {
$documents[$document_key]->attachAncestor(
$ancestor_slug,
$ancestor);
}
}
}
}
return $documents;
}
protected function willFilterPage(array $documents) {
// To view a Phriction document, you must also be able to view all of the
// ancestor documents. Filter out documents which have ancestors that are
// not visible.
$document_map = array();
foreach ($documents as $document) {
$document_map[$document->getSlug()] = $document;
foreach ($document->getAncestors() as $key => $ancestor) {
if ($ancestor) {
$document_map[$key] = $ancestor;
}
}
}
$filtered_map = $this->applyPolicyFilter(
$document_map,
array(PhabricatorPolicyCapability::CAN_VIEW));
// Filter all of the documents where a parent is not visible.
foreach ($documents as $document_key => $document) {
// If the document itself is not visible, filter it.
if (!isset($filtered_map[$document->getSlug()])) {
$this->didRejectResult($documents[$document_key]);
unset($documents[$document_key]);
continue;
}
// If an ancestor exists but is not visible, filter the document.
foreach ($document->getAncestors() as $ancestor_key => $ancestor) {
if (!$ancestor) {
continue;
}
if (!isset($filtered_map[$ancestor_key])) {
$this->didRejectResult($documents[$document_key]);
unset($documents[$document_key]);
break;
}
}
}
if (!$documents) {
return $documents;
}
if ($this->needContent) {
$contents = id(new PhrictionContent())->loadAllWhere(
'id IN (%Ld)',
mpull($documents, 'getContentID'));
foreach ($documents as $key => $document) {
$content_id = $document->getContentID();
if (empty($contents[$content_id])) {
unset($documents[$key]);
continue;
}
$document->attachContent($contents[$content_id]);
}
}
return $documents;
}
private function buildJoinClause(AphrontDatabaseConnection $conn) {
$join = '';
if ($this->order == self::ORDER_HIERARCHY) {
$content_dao = new PhrictionContent();
$join = qsprintf(
$conn,
'JOIN %T c ON d.contentID = c.id',
$content_dao->getTableName());
}
return $join;
}
protected function buildWhereClause(AphrontDatabaseConnection $conn) {
$where = array();
if ($this->ids) {
$where[] = qsprintf(
$conn,
'd.id IN (%Ld)',
$this->ids);
}
if ($this->phids) {
$where[] = qsprintf(
$conn,
'd.phid IN (%Ls)',
$this->phids);
}
if ($this->slugs) {
$where[] = qsprintf(
$conn,
'd.slug IN (%Ls)',
$this->slugs);
}
if ($this->statuses) {
$where[] = qsprintf(
$conn,
'd.status IN (%Ld)',
$this->statuses);
}
if ($this->slugPrefix) {
$where[] = qsprintf(
$conn,
'd.slug LIKE %>',
$this->slugPrefix);
}
if ($this->depths) {
$where[] = qsprintf(
$conn,
'd.depth IN (%Ld)',
$this->depths);
}
switch ($this->status) {
case self::STATUS_OPEN:
$where[] = qsprintf(
$conn,
'd.status NOT IN (%Ld)',
array(
PhrictionDocumentStatus::STATUS_DELETED,
PhrictionDocumentStatus::STATUS_MOVED,
PhrictionDocumentStatus::STATUS_STUB,
));
break;
case self::STATUS_NONSTUB:
$where[] = qsprintf(
$conn,
'd.status NOT IN (%Ld)',
array(
PhrictionDocumentStatus::STATUS_MOVED,
PhrictionDocumentStatus::STATUS_STUB,
));
break;
case self::STATUS_ANY:
break;
default:
throw new Exception("Unknown status '{$this->status}'!");
}
$where[] = $this->buildPagingClause($conn);
return $this->formatWhereClause($where);
}
private function buildHierarchicalOrderClause(
AphrontDatabaseConnection $conn_r) {
if ($this->getBeforeID()) {
return qsprintf(
$conn_r,
'ORDER BY d.depth, c.title, %Q %Q',
$this->getPagingColumn(),
$this->getReversePaging() ? 'DESC' : 'ASC');
} else {
return qsprintf(
$conn_r,
'ORDER BY d.depth, c.title, %Q %Q',
$this->getPagingColumn(),
$this->getReversePaging() ? 'ASC' : 'DESC');
}
}
protected function getPagingColumn() {
switch ($this->order) {
case self::ORDER_CREATED:
case self::ORDER_HIERARCHY:
return 'd.id';
case self::ORDER_UPDATED:
return 'd.contentID';
default:
throw new Exception("Unknown order '{$this->order}'!");
}
}
protected function getPagingValue($result) {
switch ($this->order) {
case self::ORDER_CREATED:
case self::ORDER_HIERARCHY:
return $result->getID();
case self::ORDER_UPDATED:
return $result->getContentID();
default:
throw new Exception("Unknown order '{$this->order}'!");
}
}
public function getQueryApplicationClass() {
return 'PhabricatorPhrictionApplication';
}
}

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