diffusion.getrecentcommitsbypath

Summary:
Implement diffusion.getrecentcommitsbypath, a Conduit wrapper over
DiffusionHistoryQuery which returns results suitable for consumption by
diffusion.getcommits.

Test Plan:
Conduit console

Reviewed By: epriestley
Reviewers: epriestley
CC: aran, epriestley
Differential Revision: 315

src/__phutil_library_map__.php

@@ -95,6 +95,7 @@ phutil_register_library_map(array(
     'ConduitAPI_differential_updaterevision_Method' => 'applications/conduit/method/differential/updaterevision',
     'ConduitAPI_differential_updatetaskrevisionassoc_Method' => 'applications/conduit/method/differential/updatetaskrevisionassoc',
     'ConduitAPI_diffusion_getcommits_Method' => 'applications/conduit/method/diffusion/getcommits',
+    'ConduitAPI_diffusion_getrecentcommitsbypath_Method' => 'applications/conduit/method/diffusion/getrecentcommitsbypath',
     'ConduitAPI_file_upload_Method' => 'applications/conduit/method/file/upload',
     'ConduitAPI_path_getowners_Method' => 'applications/conduit/method/path/getowners',
     'ConduitAPI_user_find_Method' => 'applications/conduit/method/user/find',
@@ -588,6 +589,7 @@ phutil_register_library_map(array(
     'ConduitAPI_differential_updaterevision_Method' => 'ConduitAPIMethod',
     'ConduitAPI_differential_updatetaskrevisionassoc_Method' => 'ConduitAPIMethod',
     'ConduitAPI_diffusion_getcommits_Method' => 'ConduitAPIMethod',
+    'ConduitAPI_diffusion_getrecentcommitsbypath_Method' => 'ConduitAPIMethod',
     'ConduitAPI_file_upload_Method' => 'ConduitAPIMethod',
     'ConduitAPI_path_getowners_Method' => 'ConduitAPIMethod',
     'ConduitAPI_user_find_Method' => 'ConduitAPIMethod',

src/applications/conduit/method/diffusion/getrecentcommitsbypath/ConduitAPI_diffusion_getrecentcommitsbypath_Method.php

@@ -0,0 +1,62 @@
+<?php
+
+/*
+ * Copyright 2011 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+class ConduitAPI_diffusion_getrecentcommitsbypath_Method
+  extends ConduitAPIMethod {
+
+  const RESULT_LIMIT = 10;
+
+  public function getMethodDescription() {
+    return "Get commit identifiers for recent commits affecting a given path.";
+  }
+
+  public function defineParamTypes() {
+    return array(
+      'callsign' => 'required string',
+      'path' => 'required string',
+    );
+  }
+
+  public function defineReturnType() {
+    return 'nonempty list<string>';
+  }
+
+  public function defineErrorTypes() {
+    return array(
+    );
+  }
+
+  protected function execute(ConduitAPIRequest $request) {
+    $results = array();
+
+    $history = DiffusionHistoryQuery::newFromDiffusionRequest(
+      DiffusionRequest::newFromAphrontRequestDictionary(
+        $request->getAllParameters()
+      )
+    )
+    ->setLimit(self::RESULT_LIMIT)
+    ->loadHistory();
+
+    $raw_commit_identifiers = mpull($history, 'getCommitIdentifier');
+    $result = array();
+    foreach ($raw_commit_identifiers as $id) {
+      $result[] = 'r'.$request->getValue('callsign').$id;
+    }
+    return $result;
+  }
+}

src/applications/conduit/method/diffusion/getrecentcommitsbypath/__init__.php

@@ -0,0 +1,16 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'applications/conduit/method/base');
+phutil_require_module('phabricator', 'applications/diffusion/query/history/base');
+phutil_require_module('phabricator', 'applications/diffusion/request/base');
+
+phutil_require_module('phutil', 'utils');
+
+
+phutil_require_source('ConduitAPI_diffusion_getrecentcommitsbypath_Method.php');

src/infrastructure/celerity/controller/__init__.php

@@ -11,6 +11,7 @@ phutil_require_module('phabricator', 'aphront/response/304');
 phutil_require_module('phabricator', 'aphront/response/404');
 phutil_require_module('phabricator', 'aphront/response/file');
 phutil_require_module('phabricator', 'infrastructure/celerity/map');
+phutil_require_module('phabricator', 'infrastructure/env');
 
 phutil_require_module('phutil', 'filesystem');
 phutil_require_module('phutil', 'moduleutils');