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DiffusionReadmeQueryConduitAPIMethod.php
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Wed, Jan 8, 04:49

DiffusionReadmeQueryConduitAPIMethod.php
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<?php
final class DiffusionReadmeQueryConduitAPIMethod
extends DiffusionQueryConduitAPIMethod {
public function getAPIMethodName() {
return 'diffusion.readmequery';
}
public function getMethodDescription() {
return
pht('Retrieve any "readme" that can be found for a set of paths in '.
'repository.');
}
public function defineReturnType() {
return 'string';
}
protected function defineCustomParamTypes() {
return array(
'paths' => 'required array <string>',
'commit' => 'optional string',
);
}
protected function getResult(ConduitAPIRequest $request) {
$drequest = $this->getDiffusionRequest();
$path_dicts = $request->getValue('paths', array());
$paths = array();
foreach ($path_dicts as $dict) {
$paths[] = DiffusionRepositoryPath::newFromDictionary($dict);
}
$best = -1;
$readme = '';
foreach ($paths as $result_path) {
$file_type = $result_path->getFileType();
if (($file_type != ArcanistDiffChangeType::FILE_NORMAL) &&
($file_type != ArcanistDiffChangeType::FILE_TEXT)) {
// Skip directories, etc.
continue;
}
$path = strtolower($result_path->getPath());
if ($path === 'readme') {
$path .= '.txt';
}
if (strncmp($path, 'readme.', 7) !== 0) {
continue;
}
$priority = 0;
switch (substr($path, 7)) {
case 'remarkup':
$priority = 100;
break;
case 'rainbow':
$priority = 90;
break;
case 'md':
$priority = 50;
break;
case 'txt':
$priority = 10;
break;
}
if ($priority > $best) {
$best = $priority;
$readme = $result_path;
}
}
if (!$readme) {
return '';
}
$readme_request = DiffusionRequest::newFromDictionary(
array(
'user' => $request->getUser(),
'repository' => $drequest->getRepository(),
'commit' => $drequest->getStableCommit(),
'path' => $readme->getFullPath(),
));
$file_content = DiffusionFileContent::newFromConduit(
DiffusionQuery::callConduitWithDiffusionRequest(
$request->getUser(),
$readme_request,
'diffusion.filecontentquery',
array(
'commit' => $drequest->getStableCommit(),
'path' => $readme->getFullPath(),
'needsBlame' => false,
)));
$readme_content = $file_content->getCorpus();
if (preg_match('/\\.txt$/', $readme->getPath())) {
$readme_content = phutil_escape_html_newlines($readme_content);
$class = null;
} else if (preg_match('/\\.rainbow$/', $readme->getPath())) {
$highlighter = new PhutilRainbowSyntaxHighlighter();
$readme_content = $highlighter
->getHighlightFuture($readme_content)
->resolve();
$readme_content = phutil_escape_html_newlines($readme_content);
require_celerity_resource('syntax-highlighting-css');
$class = 'remarkup-code';
} else {
// TODO: This is sketchy, but make sure we hit the markup cache.
$markup_object = id(new PhabricatorMarkupOneOff())
->setEngineRuleset('diffusion-readme')
->setContent($readme_content);
$markup_field = 'default';
$readme_content = id(new PhabricatorMarkupEngine())
->setViewer($request->getUser())
->addObject($markup_object, $markup_field)
->process()
->getOutput($markup_object, $markup_field);
$engine = $markup_object->newMarkupEngine($markup_field);
$toc = PhutilRemarkupEngineRemarkupHeaderBlockRule::renderTableOfContents(
$engine);
if ($toc) {
$toc = phutil_tag_div(
'phabricator-remarkup-toc',
array(
phutil_tag_div(
'phabricator-remarkup-toc-header',
pht('Table of Contents')),
$toc,
));
$readme_content = array($toc, $readme_content);
}
$class = 'phabricator-remarkup';
}
$readme_content = phutil_tag(
'div',
array(
'class' => $class,
),
$readme_content);
return $readme_content;
}
}

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