Differential D25040 Diff 97 src/applications/diffusion/conduit/DiffusionHistoryQueryConduitAPIMethod.php

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src/applications/diffusion/conduit/DiffusionHistoryQueryConduitAPIMethod.php

Show First 20 Lines • Show All 130 Lines • ▼ Show 20 Lines	protected function getMercurialResult(ConduitAPIRequest $request) {
// entirely to avoid these inconsistencies.		// entirely to avoid these inconsistencies.

// NOTE: When viewing the history of a file, we don't use "-b", because		// NOTE: When viewing the history of a file, we don't use "-b", because
// Mercurial stops history at the branchpoint but we're interested in all		// Mercurial stops history at the branchpoint but we're interested in all
// ancestors. When viewing history of a branch, we do use "-b", and thus		// ancestors. When viewing history of a branch, we do use "-b", and thus
// stop history (this is more consistent with the Mercurial worldview of		// stop history (this is more consistent with the Mercurial worldview of
// branches).		// branches).

		$path_args = array();
if (strlen($path)) {		if (strlen($path)) {
$path_arg = csprintf('%s', $path);		$path_args[] = $path;
$revset_arg = hgsprintf(		$revset_arg = hgsprintf(
'reverse(ancestors(%s))',		'reverse(ancestors(%s))',
$commit_hash);		$commit_hash);
} else {		} else {
$path_arg = '';
$revset_arg = hgsprintf(		$revset_arg = hgsprintf(
'reverse(ancestors(%s)) and branch(%s)',		'reverse(ancestors(%s)) and branch(%s)',
$drequest->getBranch(),		$commit_hash,
$commit_hash);		$drequest->getBranch());
		}

		$hg_analyzer = PhutilBinaryAnalyzer::getForBinary('hg');
		if ($hg_analyzer->isMercurialTemplatePnodeAvailable()) {
		$hg_log_template = '{node} {p1.node} {p2.node}\\n';
		} else {
		$hg_log_template = '{node} {p1node} {p2node}\\n';
}		}

list($stdout) = $repository->execxLocalCommand(		list($stdout) = $repository->execxLocalCommand(
'log --debug --template %s --limit %d --rev %s -- %C',		'log --template %s --limit %d --rev %s -- %Ls',
'{node};{parents}\\n',		$hg_log_template,
($offset + $limit), // No '--skip' in Mercurial.		($offset + $limit), // No '--skip' in Mercurial.
$revset_arg,		$revset_arg,
$path_arg);		$path_args);

$stdout = DiffusionMercurialCommandEngine::filterMercurialDebugOutput(
$stdout);
$lines = explode("\n", trim($stdout));		$lines = explode("\n", trim($stdout));
$lines = array_slice($lines, $offset);		$lines = array_slice($lines, $offset);

$hash_list = array();		$hash_list = array();
$parent_map = array();		$parent_map = array();

$last = null;		$last = null;
foreach (array_reverse($lines) as $line) {		foreach (array_reverse($lines) as $line) {
list($hash, $parents) = explode(';', $line);		$parts = explode(' ', trim($line));
$parents = trim($parents);		$hash = $parts[0];
if (!$parents) {		$parents = array_slice($parts, 1, 2);
if ($last === null) {
$parent_map[$hash] = array('...');
} else {
$parent_map[$hash] = array($last);
}
} else {
$parents = preg_split('/\s+/', $parents);
foreach ($parents as $parent) {		foreach ($parents as $parent) {
list($plocal, $phash) = explode(':', $parent);		if (!preg_match('/^0+\z/', $parent)) {
if (!preg_match('/^0+$/', $phash)) {		$parent_map[$hash][] = $parent;
$parent_map[$hash][] = $phash;
}		}
}		}
// This may happen for the zeroth commit in repository, both hashes		// This may happen for the zeroth commit in repository, both hashes
// are "000000000...".		// are "000000000...".
if (empty($parent_map[$hash])) {		if (empty($parent_map[$hash])) {
$parent_map[$hash] = array('...');		$parent_map[$hash] = array('...');
}		}
}

// The rendering code expects the first commit to be "mainline", like		// The rendering code expects the first commit to be "mainline", like
// Git. Flip the order so it does the right thing.		// Git. Flip the order so it does the right thing.
$parent_map[$hash] = array_reverse($parent_map[$hash]);		$parent_map[$hash] = array_reverse($parent_map[$hash]);

$hash_list[] = $hash;		$hash_list[] = $hash;
$last = $hash;		$last = $hash;
}		}
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