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PhabricatorPasteQuery.php
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Wed, Nov 13, 20:49

PhabricatorPasteQuery.php
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<?php
final class PhabricatorPasteQuery
extends PhabricatorCursorPagedPolicyAwareQuery {
private $ids;
private $phids;
private $authorPHIDs;
private $parentPHIDs;
private $needContent;
private $needRawContent;
private $needSnippets;
private $languages;
private $includeNoLanguage;
private $dateCreatedAfter;
private $dateCreatedBefore;
private $statuses;
public function withIDs(array $ids) {
$this->ids = $ids;
return $this;
}
public function withPHIDs(array $phids) {
$this->phids = $phids;
return $this;
}
public function withAuthorPHIDs(array $phids) {
$this->authorPHIDs = $phids;
return $this;
}
public function withParentPHIDs(array $phids) {
$this->parentPHIDs = $phids;
return $this;
}
public function needContent($need_content) {
$this->needContent = $need_content;
return $this;
}
public function needRawContent($need_raw_content) {
$this->needRawContent = $need_raw_content;
return $this;
}
public function needSnippets($need_snippets) {
$this->needSnippets = $need_snippets;
return $this;
}
public function withLanguages(array $languages) {
$this->includeNoLanguage = false;
foreach ($languages as $key => $language) {
if ($language === null) {
$languages[$key] = '';
continue;
}
}
$this->languages = $languages;
return $this;
}
public function withDateCreatedBefore($date_created_before) {
$this->dateCreatedBefore = $date_created_before;
return $this;
}
public function withDateCreatedAfter($date_created_after) {
$this->dateCreatedAfter = $date_created_after;
return $this;
}
public function withStatuses(array $statuses) {
$this->statuses = $statuses;
return $this;
}
public function newResultObject() {
return new PhabricatorPaste();
}
protected function loadPage() {
return $this->loadStandardPage(new PhabricatorPaste());
}
protected function didFilterPage(array $pastes) {
if ($this->needRawContent) {
$pastes = $this->loadRawContent($pastes);
}
if ($this->needContent) {
$pastes = $this->loadContent($pastes);
}
if ($this->needSnippets) {
$pastes = $this->loadSnippets($pastes);
}
return $pastes;
}
protected function buildWhereClauseParts(AphrontDatabaseConnection $conn) {
$where = parent::buildWhereClauseParts($conn);
if ($this->ids !== null) {
$where[] = qsprintf(
$conn,
'id IN (%Ld)',
$this->ids);
}
if ($this->phids !== null) {
$where[] = qsprintf(
$conn,
'phid IN (%Ls)',
$this->phids);
}
if ($this->authorPHIDs !== null) {
$where[] = qsprintf(
$conn,
'authorPHID IN (%Ls)',
$this->authorPHIDs);
}
if ($this->parentPHIDs !== null) {
$where[] = qsprintf(
$conn,
'parentPHID IN (%Ls)',
$this->parentPHIDs);
}
if ($this->languages !== null) {
$where[] = qsprintf(
$conn,
'language IN (%Ls)',
$this->languages);
}
if ($this->dateCreatedAfter !== null) {
$where[] = qsprintf(
$conn,
'dateCreated >= %d',
$this->dateCreatedAfter);
}
if ($this->dateCreatedBefore !== null) {
$where[] = qsprintf(
$conn,
'dateCreated <= %d',
$this->dateCreatedBefore);
}
if ($this->statuses !== null) {
$where[] = qsprintf(
$conn,
'status IN (%Ls)',
$this->statuses);
}
return $where;
}
private function getContentCacheKey(PhabricatorPaste $paste) {
return implode(
':',
array(
'P'.$paste->getID(),
$paste->getFilePHID(),
$paste->getLanguage(),
));
}
private function getSnippetCacheKey(PhabricatorPaste $paste) {
return implode(
':',
array(
'P'.$paste->getID(),
$paste->getFilePHID(),
$paste->getLanguage(),
'snippet',
));
}
private function loadRawContent(array $pastes) {
$file_phids = mpull($pastes, 'getFilePHID');
$files = id(new PhabricatorFileQuery())
->setParentQuery($this)
->setViewer($this->getViewer())
->withPHIDs($file_phids)
->execute();
$files = mpull($files, null, 'getPHID');
foreach ($pastes as $key => $paste) {
$file = idx($files, $paste->getFilePHID());
if (!$file) {
unset($pastes[$key]);
continue;
}
try {
$paste->attachRawContent($file->loadFileData());
} catch (Exception $ex) {
// We can hit various sorts of file storage issues here. Just drop the
// paste if the file is dead.
unset($pastes[$key]);
continue;
}
}
return $pastes;
}
private function loadContent(array $pastes) {
$cache = new PhabricatorKeyValueDatabaseCache();
$cache = new PhutilKeyValueCacheProfiler($cache);
$cache->setProfiler(PhutilServiceProfiler::getInstance());
$keys = array();
foreach ($pastes as $paste) {
$keys[] = $this->getContentCacheKey($paste);
}
$caches = $cache->getKeys($keys);
$need_raw = array();
$have_cache = array();
foreach ($pastes as $paste) {
$key = $this->getContentCacheKey($paste);
if (isset($caches[$key])) {
$paste->attachContent(phutil_safe_html($caches[$key]));
$have_cache[$paste->getPHID()] = true;
} else {
$need_raw[$key] = $paste;
}
}
if (!$need_raw) {
return $pastes;
}
$write_data = array();
$have_raw = $this->loadRawContent($need_raw);
$have_raw = mpull($have_raw, null, 'getPHID');
foreach ($pastes as $key => $paste) {
$paste_phid = $paste->getPHID();
if (isset($have_cache[$paste_phid])) {
continue;
}
if (empty($have_raw[$paste_phid])) {
unset($pastes[$key]);
continue;
}
$content = $this->buildContent($paste);
$paste->attachContent($content);
$write_data[$this->getContentCacheKey($paste)] = (string)$content;
}
if ($write_data) {
$cache->setKeys($write_data);
}
return $pastes;
}
private function loadSnippets(array $pastes) {
$cache = new PhabricatorKeyValueDatabaseCache();
$cache = new PhutilKeyValueCacheProfiler($cache);
$cache->setProfiler(PhutilServiceProfiler::getInstance());
$keys = array();
foreach ($pastes as $paste) {
$keys[] = $this->getSnippetCacheKey($paste);
}
$caches = $cache->getKeys($keys);
$need_raw = array();
$have_cache = array();
foreach ($pastes as $paste) {
$key = $this->getSnippetCacheKey($paste);
if (isset($caches[$key])) {
$snippet_data = phutil_json_decode($caches[$key], true);
$snippet = new PhabricatorPasteSnippet(
phutil_safe_html($snippet_data['content']),
$snippet_data['type']);
$paste->attachSnippet($snippet);
$have_cache[$paste->getPHID()] = true;
} else {
$need_raw[$key] = $paste;
}
}
if (!$need_raw) {
return $pastes;
}
$write_data = array();
$have_raw = $this->loadRawContent($need_raw);
$have_raw = mpull($have_raw, null, 'getPHID');
foreach ($pastes as $key => $paste) {
$paste_phid = $paste->getPHID();
if (isset($have_cache[$paste_phid])) {
continue;
}
if (empty($have_raw[$paste_phid])) {
unset($pastes[$key]);
continue;
}
$snippet = $this->buildSnippet($paste);
$paste->attachSnippet($snippet);
$snippet_data = array(
'content' => (string)$snippet->getContent(),
'type' => (string)$snippet->getType(),
);
$write_data[$this->getSnippetCacheKey($paste)] = phutil_json_encode(
$snippet_data);
}
if ($write_data) {
$cache->setKeys($write_data);
}
return $pastes;
}
private function buildContent(PhabricatorPaste $paste) {
return $this->highlightSource(
$paste->getRawContent(),
$paste->getTitle(),
$paste->getLanguage());
}
private function buildSnippet(PhabricatorPaste $paste) {
$snippet_type = PhabricatorPasteSnippet::FULL;
$snippet = $paste->getRawContent();
if (strlen($snippet) > 1024) {
$snippet_type = PhabricatorPasteSnippet::FIRST_BYTES;
$snippet = id(new PhutilUTF8StringTruncator())
->setMaximumBytes(1024)
->setTerminator('')
->truncateString($snippet);
}
$lines = phutil_split_lines($snippet);
if (count($lines) > 5) {
$snippet_type = PhabricatorPasteSnippet::FIRST_LINES;
$snippet = implode('', array_slice($lines, 0, 5));
}
return new PhabricatorPasteSnippet(
$this->highlightSource(
$snippet,
$paste->getTitle(),
$paste->getLanguage()),
$snippet_type);
}
private function highlightSource($source, $title, $language) {
if (empty($language)) {
return PhabricatorSyntaxHighlighter::highlightWithFilename(
$title,
$source);
} else {
return PhabricatorSyntaxHighlighter::highlightWithLanguage(
$language,
$source);
}
}
public function getQueryApplicationClass() {
return 'PhabricatorPasteApplication';
}
}

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