Rought cut of search.

Summary: Botched this pretty badly in git so we'll see how much I broke. :/

Test Plan:

Reviewers:

CC:

scripts/__init_env__.php

@@ -0,0 +1,31 @@
+<?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.
+ */
+
+require_once dirname(dirname(__FILE__)).'/conf/__init_conf__.php';
+
+$env = getenv('PHABRICATOR_ENV');
+if (!$env) {
+  echo "Define PHABRICATOR_ENV before running this script.\n";
+  exit(1);
+}
+
+$conf = phabricator_read_config_file($env);
+$conf['phabricator.env'] = $env;
+
+phutil_require_module('phabricator', 'infrastructure/env');
+PhabricatorEnv::setEnvConfig($conf);

scripts/__init_script__.php

@@ -30,5 +30,3 @@ if (!ini_get('date.timezone')) {
 }
 
 phutil_load_library(dirname(__FILE__).'/../src/');
-
-require_once dirname(dirname(__FILE__)).'/conf/__init_conf__.php';

scripts/daemon/run_daemon.php

@@ -19,18 +19,8 @@
 
 $root = dirname(dirname(dirname(__FILE__)));
 require_once $root.'/scripts/__init_script__.php';
+require_once $root.'/scripts/__init_env__.php';
 
-$env = getenv('PHABRICATOR_ENV');
-if (!$env) {
-  echo "Define PHABRICATOR_ENV before running scripts.\n";
-  exit(1);
-}
-
-$conf = phabricator_read_config_file($env);
-$conf['phabricator.env'] = $env;
-
-phutil_require_module('phabricator', 'infrastructure/env');
-PhabricatorEnv::setEnvConfig($conf);
 phutil_require_module('phutil', 'symbols');
 
 PhutilSymbolLoader::loadClass('PhabricatorMetaMTADaemon');

scripts/search/reindex_everything.php

@@ -0,0 +1,53 @@
+#!/usr/bin/env php
+<?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.
+ */
+
+$root = dirname(dirname(dirname(__FILE__)));
+require_once $root.'/scripts/__init_script__.php';
+require_once $root.'/scripts/__init_env__.php';
+
+// TODO: Get rid of this script eventually, once this stuff is better-formalized
+// in Timeline consumers.
+
+phutil_require_module('phutil', 'symbols');
+PhutilSymbolLoader::loadClass('DifferentialRevision');
+PhutilSymbolLoader::loadClass('PhabricatorSearchDifferentialIndexer');
+PhutilSymbolLoader::loadClass('ManiphestTask');
+PhutilSymbolLoader::loadClass('PhabricatorSearchManiphestIndexer');
+
+echo "Loading revisions...\n";
+$revs = id(new DifferentialRevision())->loadAll();
+$count = count($revs);
+echo "Reindexing {$count} revisions";
+foreach ($revs as $rev) {
+  PhabricatorSearchDifferentialIndexer::indexRevision($rev);
+  echo '.';
+}
+echo "\n";
+
+echo "Loading tasks...\n";
+$tasks = id(new ManiphestTask())->loadAll();
+$count = count($tasks);
+echo "Reindexing {$count} tasks";
+foreach ($tasks as $task) {
+  PhabricatorSearchManiphestIndexer::indexTask($task);
+  echo '.';
+}
+echo "\n";
+echo "Done.\n";
+

src/__phutil_library_map__.php

@@ -230,6 +230,21 @@ phutil_register_library_map(array(
     'PhabricatorRepositoryGitHubNotification' => 'applications/repository/storage/githubnotification',
     'PhabricatorRepositoryGitHubPostReceiveController' => 'applications/repository/controller/github-post-receive',
     'PhabricatorRepositoryListController' => 'applications/repository/controller/list',
+    'PhabricatorSearchAbstractDocument' => 'applications/search/index/abstractdocument',
+    'PhabricatorSearchBaseController' => 'applications/search/controller/base',
+    'PhabricatorSearchController' => 'applications/search/controller/search',
+    'PhabricatorSearchDAO' => 'applications/search/storage/base',
+    'PhabricatorSearchDifferentialIndexer' => 'applications/search/index/indexer/differential',
+    'PhabricatorSearchDocument' => 'applications/search/storage/document/document',
+    'PhabricatorSearchDocumentField' => 'applications/search/storage/document/field',
+    'PhabricatorSearchDocumentIndexer' => 'applications/search/index/indexer/base',
+    'PhabricatorSearchDocumentRelationship' => 'applications/search/storage/document/relationship',
+    'PhabricatorSearchExecutor' => 'applications/search/execute/base',
+    'PhabricatorSearchField' => 'applications/search/constants/field',
+    'PhabricatorSearchManiphestIndexer' => 'applications/search/index/indexer/maniphest',
+    'PhabricatorSearchMySQLExecutor' => 'applications/search/execute/mysql',
+    'PhabricatorSearchQuery' => 'applications/search/storage/query',
+    'PhabricatorSearchRelationship' => 'applications/search/constants/relationship',
     'PhabricatorStandardPageView' => 'view/page/standard',
     'PhabricatorTypeaheadCommonDatasourceController' => 'applications/typeahead/controller/common',
     'PhabricatorTypeaheadDatasourceController' => 'applications/typeahead/controller/base',
@@ -251,6 +266,7 @@ phutil_register_library_map(array(
     'phabricator_format_relative_time' => 'view/utils',
     'phabricator_format_timestamp' => 'view/utils',
     'phabricator_format_units_generic' => 'view/utils',
+    'phabricator_render_form' => 'infrastructure/javelin/markup',
     'qsprintf' => 'storage/qsprintf',
     'queryfx' => 'storage/queryfx',
     'queryfx_all' => 'storage/queryfx',
@@ -437,6 +453,16 @@ phutil_register_library_map(array(
     'PhabricatorRepositoryGitHubNotification' => 'PhabricatorRepositoryDAO',
     'PhabricatorRepositoryGitHubPostReceiveController' => 'PhabricatorRepositoryController',
     'PhabricatorRepositoryListController' => 'PhabricatorController',
+    'PhabricatorSearchBaseController' => 'PhabricatorController',
+    'PhabricatorSearchController' => 'PhabricatorSearchBaseController',
+    'PhabricatorSearchDAO' => 'PhabricatorLiskDAO',
+    'PhabricatorSearchDifferentialIndexer' => 'PhabricatorSearchDocumentIndexer',
+    'PhabricatorSearchDocument' => 'PhabricatorSearchDAO',
+    'PhabricatorSearchDocumentField' => 'PhabricatorSearchDAO',
+    'PhabricatorSearchDocumentRelationship' => 'PhabricatorSearchDAO',
+    'PhabricatorSearchManiphestIndexer' => 'PhabricatorSearchDocumentIndexer',
+    'PhabricatorSearchMySQLExecutor' => 'PhabricatorSearchExecutor',
+    'PhabricatorSearchQuery' => 'PhabricatorSearchDAO',
     'PhabricatorStandardPageView' => 'AphrontPageView',
     'PhabricatorTypeaheadCommonDatasourceController' => 'PhabricatorTypeaheadDatasourceController',
     'PhabricatorTypeaheadDatasourceController' => 'PhabricatorController',

src/aphront/default/configuration/AphrontDefaultApplicationConfiguration.php

@@ -155,6 +155,11 @@ class AphrontDefaultApplicationConfiguration
         'edit/(?P<id>\d+)/$'    => 'PhabricatorRepositoryEditController',
         'delete/(?P<id>\d+)/$'  => 'PhabricatorRepositoryDeleteController',
       ),
+
+      '/search/' => array(
+        '$' => 'PhabricatorSearchController',
+        '(?P<id>\d+)/$' => 'PhabricatorSearchController',
+      ),
     );
   }
 

src/applications/differential/editor/revision/DifferentialRevisionEditor.php

@@ -415,6 +415,8 @@ class DifferentialRevisionEditor {
       'actor'       => $this->getActorPHID(),
     );
 
+//  TODO: When timelines get implemented, move indexing to them.
+    PhabricatorSearchDifferentialIndexer::indexRevision($revision);
 //  TODO
 //    id(new ToolsTimelineEvent('difx', fb_json_encode($event)))->record();
 

src/applications/differential/editor/revision/__init__.php

@@ -12,6 +12,7 @@ phutil_require_module('phabricator', 'applications/differential/mail/newdiff');
 phutil_require_module('phabricator', 'applications/differential/storage/comment');
 phutil_require_module('phabricator', 'applications/differential/storage/revision');
 phutil_require_module('phabricator', 'applications/phid/handle/data');
+phutil_require_module('phabricator', 'applications/search/index/indexer/differential');
 phutil_require_module('phabricator', 'storage/qsprintf');
 phutil_require_module('phabricator', 'storage/queryfx');
 

src/applications/maniphest/editor/transaction/ManiphestTransactionEditor.php

@@ -99,6 +99,9 @@ class ManiphestTransactionEditor {
       $email_cc,
       $task->getCCPHIDs());
 
+    // TODO: Do this offline via timeline
+    PhabricatorSearchManiphestIndexer::indexTask($task);
+
     $this->sendEmail($task, $transactions, $email_to, $email_cc);
   }
 

src/applications/maniphest/editor/transaction/__init__.php

@@ -11,6 +11,7 @@ phutil_require_module('phabricator', 'applications/maniphest/constants/transacti
 phutil_require_module('phabricator', 'applications/maniphest/view/transactiondetail');
 phutil_require_module('phabricator', 'applications/metamta/storage/mail');
 phutil_require_module('phabricator', 'applications/phid/handle/data');
+phutil_require_module('phabricator', 'applications/search/index/indexer/maniphest');
 phutil_require_module('phabricator', 'infrastructure/env');
 
 phutil_require_module('phutil', 'utils');

src/applications/phid/handle/data/PhabricatorObjectHandleData.php

@@ -96,6 +96,52 @@ class PhabricatorObjectHandleData {
             $handles[$phid] = $handle;
           }
           break;
+        case 'DREV':
+          $class = 'DifferentialRevision';
+          PhutilSymbolLoader::loadClass($class);
+          $object = newv($class, array());
+
+          $revs = $object->loadAllWhere('phid in (%Ls)', $phids);
+          $revs = mpull($revs, null, 'getPHID');
+
+          foreach ($phids as $phid) {
+            $handle = new PhabricatorObjectHandle();
+            $handle->setPHID($phid);
+            if (empty($revs[$phid])) {
+              $handle->setType(self::TYPE_UNKNOWN);
+              $handle->setName('Unknown Revision');
+            } else {
+              $rev = $revs[$phid];
+              $handle->setType($type);
+              $handle->setName($rev->getTitle());
+              $handle->setURI('/D'.$rev->getID());
+            }
+            $handles[$phid] = $handle;
+          }
+          break;
+        case 'TASK':
+          $class = 'ManiphestTask';
+          PhutilSymbolLoader::loadClass($class);
+          $object = newv($class, array());
+
+          $tasks = $object->loadAllWhere('phid in (%Ls)', $phids);
+          $tasks = mpull($tasks, null, 'getPHID');
+
+          foreach ($phids as $phid) {
+            $handle = new PhabricatorObjectHandle();
+            $handle->setPHID($phid);
+            if (empty($tasks[$phid])) {
+              $handle->setType(self::TYPE_UNKNOWN);
+              $handle->setName('Unknown Revision');
+            } else {
+              $task = $tasks[$phid];
+              $handle->setType($type);
+              $handle->setName($task->getTitle());
+              $handle->setURI('/T'.$task->getID());
+            }
+            $handles[$phid] = $handle;
+          }
+          break;
         case 'FILE':
           $class = 'PhabricatorFile';
           PhutilSymbolLoader::loadClass($class);

src/applications/search/constants/field/PhabricatorSearchField.php

@@ -0,0 +1,25 @@
+<?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.
+ */
+
+final class PhabricatorSearchField {
+
+  const FIELD_TITLE         = 'titl';
+  const FIELD_BODY          = 'body';
+  const FIELD_TEST_PLAN     = 'tpln';
+
+}

src/applications/search/constants/field/__init__.php

@@ -0,0 +1,10 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+
+phutil_require_source('PhabricatorSearchField.php');

src/applications/search/constants/relationship/PhabricatorSearchRelationship.php

@@ -0,0 +1,26 @@
+<?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.
+ */
+
+final class PhabricatorSearchRelationship {
+
+  const RELATIONSHIP_AUTHOR     = 'auth';
+  const RELATIONSHIP_REVIEWER   = 'revw';
+  const RELATIONSHIP_SUBSCRIBER = 'subs';
+  const RELATIONSHIP_COMMENTER  = 'comm';
+
+}

src/applications/search/constants/relationship/__init__.php

@@ -0,0 +1,10 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+
+phutil_require_source('PhabricatorSearchRelationship.php');

src/applications/search/controller/base/PhabricatorSearchBaseController.php

@@ -0,0 +1,34 @@
+<?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.
+ */
+
+abstract class PhabricatorSearchBaseController extends PhabricatorController {
+
+  public function buildStandardPageResponse($view, array $data) {
+    $page = $this->buildStandardPageView();
+
+    $page->setApplicationName('Search');
+    $page->setBaseURI('/search/');
+    $page->setTitle(idx($data, 'title'));
+    $page->setGlyph("(?)");
+    $page->appendChild($view);
+
+    $response = new AphrontWebpageResponse();
+    return $response->setContent($page->render());
+  }
+
+}

src/applications/search/controller/base/__init__.php

@@ -0,0 +1,15 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'aphront/response/webpage');
+phutil_require_module('phabricator', 'applications/base/controller/base');
+
+phutil_require_module('phutil', 'utils');
+
+
+phutil_require_source('PhabricatorSearchBaseController.php');

src/applications/search/controller/search/PhabricatorSearchController.php

@@ -0,0 +1,95 @@
+<?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 PhabricatorSearchController extends PhabricatorSearchBaseController {
+
+  private $id;
+
+  public function willProcessRequest(array $data) {
+    $this->id = idx($data, 'id');
+  }
+
+  public function processRequest() {
+    $request = $this->getRequest();
+    $user = $request->getUser();
+
+    if ($this->id) {
+      $query = id(new PhabricatorSearchQuery())->load($this->id);
+      if (!$query) {
+        return new Aphront404Response();
+      }
+    } else {
+      $query = new PhabricatorSearchQuery();
+
+      if ($request->isFormPost()) {
+        $query->setQuery($request->getStr('query'));
+        $query->save();
+        return id(new AphrontRedirectResponse())
+          ->setURI('/search/'.$query->getID().'/');
+      }
+    }
+
+
+    $search_form = new AphrontFormView();
+    $search_form
+      ->setUser($user)
+      ->setAction('/search/')
+      ->appendChild(
+        id(new AphrontFormTextControl())
+          ->setLabel('Search')
+          ->setName('query')
+          ->setValue($query->getQuery()))
+      ->appendChild(
+        id(new AphrontFormSubmitControl())
+          ->setValue('Search'));
+
+    $search_panel = new AphrontPanelView();
+    $search_panel->setHeader('Search Phabricator');
+    $search_panel->appendChild($search_form);
+
+    if ($query->getID()) {
+      $executor = new PhabricatorSearchMySQLExecutor();
+      $results = $executor->executeSearch($query);
+      $results = ipull($results, 'phid');
+      $handles = id(new PhabricatorObjectHandleData($results))
+        ->loadHandles();
+      $results = array();
+      foreach ($handles as $handle) {
+        $results[] = '<h1>'.$handle->renderLink().'</h1>';
+      }
+      $results =
+        '<div style="padding: 1em 2em 2em;">'.
+          implode("\n", $results).
+        '</div>';
+    } else {
+      $results = null;
+    }
+
+    $results = print_r($results, true);
+
+    return $this->buildStandardPageResponse(
+      array(
+        $search_panel,
+        $results,
+      ),
+      array(
+        'title' => 'Results: what',
+      ));
+  }
+
+}

src/applications/search/controller/search/__init__.php

@@ -0,0 +1,22 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'aphront/response/404');
+phutil_require_module('phabricator', 'aphront/response/redirect');
+phutil_require_module('phabricator', 'applications/phid/handle/data');
+phutil_require_module('phabricator', 'applications/search/controller/base');
+phutil_require_module('phabricator', 'applications/search/execute/mysql');
+phutil_require_module('phabricator', 'applications/search/storage/query');
+phutil_require_module('phabricator', 'view/form/base');
+phutil_require_module('phabricator', 'view/form/control/submit');
+phutil_require_module('phabricator', 'view/layout/panel');
+
+phutil_require_module('phutil', 'utils');
+
+
+phutil_require_source('PhabricatorSearchController.php');

src/applications/search/execute/base/PhabricatorSearchExecutor.php

@@ -0,0 +1,22 @@
+<?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.
+ */
+
+abstract class PhabricatorSearchExecutor {
+
+
+}

src/applications/search/execute/base/__init__.php

@@ -0,0 +1,10 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+
+phutil_require_source('PhabricatorSearchExecutor.php');

src/applications/search/execute/mysql/PhabricatorSearchMySQLExecutor.php

@@ -0,0 +1,137 @@
+<?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 PhabricatorSearchMySQLExecutor extends PhabricatorSearchExecutor {
+
+  public function executeSearch(PhabricatorSearchQuery $query) {
+
+    $where = array();
+    $join  = array();
+    $order = 'ORDER BY documentCreated DESC';
+
+    $dao_doc = new PhabricatorSearchDocument();
+    $dao_field = new PhabricatorSearchDocumentField();
+
+    $t_doc   = $dao_doc->getTableName();
+    $t_field = $dao_field->getTableName();
+
+    $conn_r = $dao_doc->establishConnection('r');
+
+    $q = $query->getQuery();
+
+    if (strlen($q)) {
+     $join[] = qsprintf(
+        $conn_r,
+        "{$t_field} field ON field.phid = document.phid");
+      $where[] = qsprintf(
+        $conn_r,
+        'MATCH(corpus) AGAINST (%s)',
+        $q);
+/*
+      if ($query->getParameter('order') == AdjutantQuery::ORDER_RELEVANCE) {
+        $order = qsprintf(
+          $conn_r,
+          'ORDER BY MATCH(corpus) AGAINST (%s) DESC',
+          $q);
+      }
+*/
+      $field = $query->getParameter('field');
+      if ($field/* && $field != AdjutantQuery::FIELD_ALL*/) {
+        $where[] = qsprintf(
+          $conn_r,
+          'field.field = %s',
+          $field);
+      }
+    }
+
+    if ($query->getParameter('type')) {
+      $where[] = qsprintf(
+        $conn_r,
+        'document.documentType = %s',
+        $query->getParameter('type'));
+    }
+
+/*
+    $join[] = $this->joinRelationship(
+      $conn_r,
+      $query,
+      'author',
+      AdjutantRelationship::RELATIONSHIP_AUTHOR);
+    $join[] = $this->joinRelationship(
+      $conn_r,
+      $query,
+      'reviewer',
+      AdjutantRelationship::RELATIONSHIP_REVIEWER);
+    $join[] = $this->joinRelationship(
+      $conn_r,
+      $query,
+      'subscriber',
+      AdjutantRelationship::RELATIONSHIP_SUBSCRIBER);
+    $join[] = $this->joinRelationship(
+      $conn_r,
+      $query,
+      'repository',
+      AdjutantRelationship::RELATIONSHIP_REPOSITORY);
+*/
+    $join = array_filter($join);
+
+    foreach ($join as $key => $clause) {
+      $join[$key] = ' JOIN '.$clause;
+    }
+    $join = implode(' ', $join);
+
+    if ($where) {
+      $where = 'WHERE '.implode(' AND ', $where);
+    } else {
+      $where = '';
+    }
+
+    $hits = queryfx_all(
+      $conn_r,
+      'SELECT DISTINCT
+          document.phid,
+          document.documentType,
+          document.documentCreated FROM %T document %Q %Q %Q
+        LIMIT 50',
+      $t_doc,
+      $join,
+      $where,
+      $order);
+
+    return $hits;
+  }
+
+  protected function joinRelationship($conn, $query, $field, $type) {
+    $fbids = $query->getParameter($field, array());
+    if (!$fbids) {
+      return null;
+    }
+    return qsprintf(
+      $conn,
+      'relationship AS %C ON %C.fbid = data.fbid AND %C.relation = %s
+        AND %C.relatedFBID in (%Ld)',
+      $field,
+      $field,
+      $field,
+      $type,
+      $field,
+      $fbids);
+  }
+
+
+}

src/applications/search/execute/mysql/__init__.php

@@ -0,0 +1,16 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'applications/search/execute/base');
+phutil_require_module('phabricator', 'applications/search/storage/document/document');
+phutil_require_module('phabricator', 'applications/search/storage/document/field');
+phutil_require_module('phabricator', 'storage/qsprintf');
+phutil_require_module('phabricator', 'storage/queryfx');
+
+
+phutil_require_source('PhabricatorSearchMySQLExecutor.php');

src/applications/search/index/abstractdocument/PhabricatorSearchAbstractDocument.php

@@ -0,0 +1,92 @@
+<?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.
+ */
+
+final class PhabricatorSearchAbstractDocument {
+
+  private $phid;
+  private $documentType;
+  private $documentTitle;
+  private $documentCreated;
+  private $documentModified;
+  private $fields = array();
+  private $relationships = array();
+
+  public function setPHID($phid) {
+    $this->phid = $phid;
+    return $this;
+  }
+
+  public function setDocumentType($document_type) {
+    $this->documentType = $document_type;
+    return $this;
+  }
+
+  public function setDocumentTitle($title) {
+    $this->documentTitle = $title;
+    $this->addField(PhabricatorSearchField::FIELD_TITLE, $title);
+    return $this;
+  }
+
+  public function addField($field, $corpus, $aux_phid = null) {
+    $this->fields[] = array($field, $corpus, $aux_phid);
+    return $this;
+  }
+
+  public function addRelationship($type, $related_phid) {
+    $this->relationships[] = array($type, $related_phid);
+    return $this;
+  }
+
+  public function setDocumentCreated($date) {
+    $this->documentCreated = $date;
+    return $this;
+  }
+
+  public function setDocumentModified($date) {
+    $this->documentModified = $date;
+    return $this;
+  }
+
+  public function getPHID() {
+    return $this->phid;
+  }
+
+  public function getDocumentType() {
+    return $this->documentType;
+  }
+
+  public function getDocumentTitle() {
+    return $this->documentTitle;
+  }
+
+  public function getDocumentCreated() {
+    return $this->documentCreated;
+  }
+
+  public function getDocumentModified() {
+    return $this->documentModified;
+  }
+
+  public function getFieldData() {
+    return $this->fields;
+  }
+
+  public function getRelationshipData() {
+    return $this->relationships;
+  }
+}

src/applications/search/index/abstractdocument/__init__.php

@@ -0,0 +1,12 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'applications/search/constants/field');
+
+
+phutil_require_source('PhabricatorSearchAbstractDocument.php');

src/applications/search/index/indexer/base/PhabricatorSearchDocumentIndexer.php

@@ -0,0 +1,19 @@
+<?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.
+ */
+
+abstract class PhabricatorSearchDocumentIndexer { }

src/applications/search/index/indexer/base/__init__.php

@@ -0,0 +1,10 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+
+phutil_require_source('PhabricatorSearchDocumentIndexer.php');

src/applications/search/index/indexer/differential/PhabricatorSearchDifferentialIndexer.php

@@ -0,0 +1,43 @@
+<?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 PhabricatorSearchDifferentialIndexer
+  extends PhabricatorSearchDocumentIndexer {
+
+  public static function indexRevision(DifferentialRevision $rev) {
+    $doc = new PhabricatorSearchAbstractDocument();
+    $doc->setPHID($rev->getPHID());
+    $doc->setDocumentType('DREV');
+    $doc->setDocumentTitle($rev->getTitle());
+    $doc->setDocumentCreated($rev->getDateCreated());
+    $doc->setDocumentModified($rev->getDateModified());
+
+    $doc->addField(
+      PhabricatorSearchField::FIELD_BODY,
+      $rev->getSummary());
+    $doc->addField(
+      PhabricatorSearchField::FIELD_TEST_PLAN,
+      $rev->getTestPlan());
+
+    $doc->addRelationship(
+      PhabricatorSearchRelationship::RELATIONSHIP_AUTHOR,
+      $rev->getAuthorPHID());
+
+    PhabricatorSearchDocument::reindexAbstractDocument($doc);
+  }
+}

src/applications/search/index/indexer/differential/__init__.php

@@ -0,0 +1,16 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'applications/search/constants/field');
+phutil_require_module('phabricator', 'applications/search/constants/relationship');
+phutil_require_module('phabricator', 'applications/search/index/abstractdocument');
+phutil_require_module('phabricator', 'applications/search/index/indexer/base');
+phutil_require_module('phabricator', 'applications/search/storage/document/document');
+
+
+phutil_require_source('PhabricatorSearchDifferentialIndexer.php');

src/applications/search/index/indexer/maniphest/PhabricatorSearchManiphestIndexer.php

@@ -0,0 +1,40 @@
+<?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 PhabricatorSearchManiphestIndexer
+  extends PhabricatorSearchDocumentIndexer {
+
+  public static function indexTask(ManiphestTask $task) {
+    $doc = new PhabricatorSearchAbstractDocument();
+    $doc->setPHID($task->getPHID());
+    $doc->setDocumentType('TASK');
+    $doc->setDocumentTitle($task->getTitle());
+    $doc->setDocumentCreated($task->getDateCreated());
+    $doc->setDocumentModified($task->getDateModified());
+
+    $doc->addField(
+      PhabricatorSearchField::FIELD_BODY,
+      $task->getDescription());
+
+    $doc->addRelationship(
+      PhabricatorSearchRelationship::RELATIONSHIP_AUTHOR,
+      $task->getAuthorPHID());
+
+    PhabricatorSearchDocument::reindexAbstractDocument($doc);
+  }
+}

src/applications/search/index/indexer/maniphest/__init__.php

@@ -0,0 +1,16 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'applications/search/constants/field');
+phutil_require_module('phabricator', 'applications/search/constants/relationship');
+phutil_require_module('phabricator', 'applications/search/index/abstractdocument');
+phutil_require_module('phabricator', 'applications/search/index/indexer/base');
+phutil_require_module('phabricator', 'applications/search/storage/document/document');
+
+
+phutil_require_source('PhabricatorSearchManiphestIndexer.php');

src/applications/search/storage/base/PhabricatorSearchDAO.php

@@ -0,0 +1,25 @@
+<?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.
+ */
+
+abstract class PhabricatorSearchDAO extends PhabricatorLiskDAO {
+
+  public function getApplicationName() {
+    return 'search';
+  }
+
+}

src/applications/search/storage/base/__init__.php

@@ -0,0 +1,12 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'applications/base/storage/lisk');
+
+
+phutil_require_source('PhabricatorSearchDAO.php');

src/applications/search/storage/document/document/PhabricatorSearchDocument.php

@@ -0,0 +1,104 @@
+<?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 PhabricatorSearchDocument extends PhabricatorSearchDAO {
+
+  protected $phid;
+  protected $documentType;
+  protected $documentTitle;
+  protected $documentCreated;
+  protected $documentModified;
+
+  public function getConfiguration() {
+    return array(
+      self::CONFIG_TIMESTAMPS => false,
+      self::CONFIG_IDS        => self::IDS_MANUAL,
+    ) + parent::getConfiguration();
+  }
+
+  public function getIDKey() {
+    return 'phid';
+  }
+
+  public static function reindexAbstractDocument(
+    PhabricatorSearchAbstractDocument $doc) {
+
+    $phid = $doc->getPHID();
+    if (!$phid) {
+      throw new Exception("Document has no PHID!");
+    }
+
+    $store = new PhabricatorSearchDocument();
+    $store->setPHID($doc->getPHID());
+    $store->setDocumentType($doc->getDocumentType());
+    $store->setDocumentTitle($doc->getDocumentTitle());
+    $store->setDocumentCreated($doc->getDocumentCreated());
+    $store->setDocumentModified($doc->getDocumentModified());
+    $store->replace();
+
+    $conn_w = $store->establishConnection('w');
+
+    $field_dao = new PhabricatorSearchDocumentField();
+    queryfx(
+      $conn_w,
+      'DELETE FROM %T WHERE phid = %s',
+      $field_dao->getTableName(),
+      $phid);
+    foreach ($doc->getFieldData() as $field) {
+      list($ftype, $corpus, $aux_phid) = $field;
+      queryfx(
+        $conn_w,
+        'INSERT INTO %T (phid, field, auxPHId, corpus) '.
+        ' VALUES (%s, %s, %ns, %s)',
+        $field_dao->getTableName(),
+        $phid,
+        $ftype,
+        $aux_phid,
+        $corpus);
+    }
+
+
+    $sql = array();
+    foreach ($doc->getRelationshipData() as $relationship) {
+      list($rtype, $toPHID) = $relationship;
+      $sql[] = qsprintf(
+        $conn_w,
+        '(%s, %s, %s)',
+        $phid,
+        $toPHID,
+        $rtype);
+    }
+
+    $rship_dao = new PhabricatorSearchDocumentRelationship();
+    queryfx(
+      $conn_w,
+      'DELETE FROM %T WHERE phid = %s',
+      $rship_dao->getTableName(),
+      $phid);
+    if ($sql) {
+      queryfx(
+        $conn_w,
+        'INSERT INTO %T (phid, relatedPHID, relation) '.
+        ' VALUES %Q',
+        $rship_dao->getTableName(),
+        implode(', ', $sql));
+    }
+
+  }
+
+}

src/applications/search/storage/document/document/__init__.php

@@ -0,0 +1,16 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'applications/search/storage/base');
+phutil_require_module('phabricator', 'applications/search/storage/document/field');
+phutil_require_module('phabricator', 'applications/search/storage/document/relationship');
+phutil_require_module('phabricator', 'storage/qsprintf');
+phutil_require_module('phabricator', 'storage/queryfx');
+
+
+phutil_require_source('PhabricatorSearchDocument.php');

src/applications/search/storage/document/field/PhabricatorSearchDocumentField.php

@@ -0,0 +1,33 @@
+<?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 PhabricatorSearchDocumentField extends PhabricatorSearchDAO {
+
+  protected $phid;
+  protected $field;
+  protected $auxPHID;
+  protected $corpus;
+
+  public function getConfiguration() {
+    return array(
+      self::CONFIG_TIMESTAMPS => false,
+      self::CONFIG_IDS        => self::IDS_MANUAL,
+    ) + parent::getConfiguration();
+  }
+
+}

src/applications/search/storage/document/field/__init__.php

@@ -0,0 +1,12 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'applications/search/storage/base');
+
+
+phutil_require_source('PhabricatorSearchDocumentField.php');

src/applications/search/storage/document/relationship/PhabricatorSearchDocumentRelationship.php

@@ -0,0 +1,32 @@
+<?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 PhabricatorSearchDocumentRelationship extends PhabricatorSearchDAO {
+
+  protected $phid;
+  protected $relatedPHID;
+  protected $relation;
+
+  public function getConfiguration() {
+    return array(
+      self::CONFIG_TIMESTAMPS => false,
+      self::CONFIG_IDS        => self::IDS_MANUAL,
+    ) + parent::getConfiguration();
+  }
+
+}

src/applications/search/storage/document/relationship/__init__.php

@@ -0,0 +1,12 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'applications/search/storage/base');
+
+
+phutil_require_source('PhabricatorSearchDocumentRelationship.php');

src/applications/search/storage/query/PhabricatorSearchQuery.php

@@ -0,0 +1,42 @@
+<?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 PhabricatorSearchQuery extends PhabricatorSearchDAO {
+
+  protected $authorPHID;
+  protected $query;
+  protected $parameters = array();
+
+  public function getConfiguration() {
+    return array(
+      self::CONFIG_SERIALIZATION => array(
+        'parameters' => self::SERIALIZATION_JSON,
+      ),
+    ) + parent::getConfiguration();
+  }
+
+  public function setParameter($parameter, $value) {
+    $this->parameters[$parameter] = $value;
+    return $this;
+  }
+
+  public function getParameter($parameter, $default = null) {
+    return idx($this->parameters, $parameter, $default);
+  }
+
+}

src/applications/search/storage/query/__init__.php

@@ -0,0 +1,14 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'applications/search/storage/base');
+
+phutil_require_module('phutil', 'utils');
+
+
+phutil_require_source('PhabricatorSearchQuery.php');

src/infrastructure/javelin/markup/markup.php

@@ -46,3 +46,25 @@ function javelin_render_tag(
 
   return phutil_render_tag($tag, $attributes, $content);
 }
+
+
+function phabricator_render_form(PhabricatorUser $user, $attributes, $content) {
+  return javelin_render_tag(
+    'form',
+    $attributes,
+    phutil_render_tag(
+      'input',
+      array(
+        'type' => 'hidden',
+        'name' => '__csrf__',
+        'value' => $user->getCSRFToken(),
+      )).
+    phutil_render_tag(
+      'input',
+      array(
+        'type' => 'hidden',
+        'name' => '__form__',
+        'value' => true,
+      )).$content);
+}
+

src/view/page/standard/PhabricatorStandardPageView.php

@@ -154,23 +154,15 @@ class PhabricatorStandardPageView extends AphrontPageView {
           ' · '.
           '<a href="/settings/">Settings</a>'.
           ' &middot; '.
-          '<form action="/logout/" method="post" style="display: inline;">'.
-            phutil_render_tag(
-              'input',
-              array(
-                'type' => 'hidden',
-                'name' => '__csrf__',
-                'value' => $user->getCSRFToken(),
-              )).
-            phutil_render_tag(
-              'input',
-              array(
-                'type' => 'hidden',
-                'name' => '__form__',
-                'value' => true,
-              )).
-            '<button class="link">Logout</button>'.
-          '</form>';
+          phabricator_render_form(
+            $user,
+            array(
+              'action' => '/search/',
+              'method' => 'post',
+              'style'  => 'display: inline',
+            ),
+            '<input type="text" name="query" />'.
+            '<button>Search</button>');
       }
     }
 
@@ -200,6 +192,17 @@ class PhabricatorStandardPageView extends AphrontPageView {
       }
       $foot_links[] = $link;
     }
+    // This ends up very early in tab order at the top of the page and there's
+    // a bunch of junk up there anyway, just shove it down here.
+    $foot_links[] = phabricator_render_form(
+      $user,
+      array(
+        'action' => '/logout/',
+        'method' => 'post',
+        'style'  => 'display: inline',
+      ),
+      '<button class="link">Logout</button>');
+
     $foot_links = implode(' &middot; ', $foot_links);
 
     return