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phorge/src/applications/files/document/PhabricatorJSONDocumentEngine.php
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PhabricatorJSONDocumentEngine.php
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<?php
final class PhabricatorJSONDocumentEngine
extends PhabricatorTextDocumentEngine {
const ENGINEKEY = 'json';
public function getViewAsLabel(PhabricatorDocumentRef $ref) {
return pht('View as JSON');
}
protected function getDocumentIconIcon(PhabricatorDocumentRef $ref) {
return 'fa-database';
}
protected function getContentScore(PhabricatorDocumentRef $ref) {
$name = $ref->getName();
if ($name !== null) {
if (preg_match('/\.json\z/', $name)) {
return 2000;
}
}
if ($ref->isProbablyJSON()) {
return 1750;
}
return 500;
}
protected function newDocumentContent(PhabricatorDocumentRef $ref) {
$raw_data = $this->loadTextData($ref);
try {
$data = phutil_json_decode($raw_data);
// See T13635. "phutil_json_decode()" always turns JSON into a PHP array,
// and we lose the distinction between "{}" and "[]". This distinction is
// important when rendering a document.
$data = json_decode($raw_data, false);
if (!$data) {
throw new PhabricatorDocumentEngineParserException(
pht(
'Failed to "json_decode(...)" JSON document after successfully '.
'decoding it with "phutil_json_decode(...).'));
}
if (preg_match('/^\s*\[/', $raw_data)) {
$content = id(new PhutilJSON())->encodeAsList($data);
} else {
$content = id(new PhutilJSON())->encodeFormatted($data);
}
$message = null;
$content = PhabricatorSyntaxHighlighter::highlightWithLanguage(
'json',
$content);
} catch (PhutilJSONParserException $ex) {
$message = $this->newMessage(
pht(
'This document is not valid JSON: %s',
$ex->getMessage()));
$content = $raw_data;
} catch (PhabricatorDocumentEngineParserException $ex) {
$message = $this->newMessage(
pht(
'Unable to parse this document as JSON: %s',
$ex->getMessage()));
$content = $raw_data;
}
return array(
$message,
$this->newTextDocumentContent($ref, $content),
);
}
}

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