Activity Log: allow searching by day

chrome/browser/extensions/activity_log/counting_policy.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // A policy for storing activity log data to a database that performs
 // aggregation to reduce the size of the database.  The database layout is
 // nearly the same as FullStreamUIPolicy, which stores a complete log, with a
 // few changes:
 //   - a "count" column is added to track how many log records were merged
 //     together into this row
@@ skipping 391 matching lines @@
     return false;
 
   return true;
 }
 
 scoped_ptr<Action::ActionVector> CountingPolicy::DoReadFilteredData(
     const std::string& extension_id,
     const Action::ActionType type,
     const std::string& api_name,
     const std::string& page_url,
-    const std::string& arg_url) {
+    const std::string& arg_url,
+    const int days_ago) {
   // Ensure data is flushed to the database first so that we query over all
   // data.
   activity_database()->AdviseFlush(ActivityDatabase::kFlushImmediately);
   scoped_ptr<Action::ActionVector> actions(new Action::ActionVector());
 
   sql::Connection* db = GetDatabaseConnection();
   if (!db)
     return actions.Pass();
 
   // Build up the query based on which parameters were specified.
   std::string where_str = "";
   std::string where_next = "";
   if (!extension_id.empty()) {
     where_str += "extension_id=?";
     where_next = " AND ";
   }
   if (!api_name.empty()) {
     where_str += where_next + "api_name=?";
     where_next = " AND ";
   }
   if (type != Action::ACTION_ANY) {
     where_str += where_next + "action_type=?";
     where_next = " AND ";
   }
   if (!page_url.empty()) {
     where_str += where_next + "page_url LIKE ?";
     where_next = " AND ";
   }
-  if (!arg_url.empty())
+  if (!arg_url.empty()) {
     where_str += where_next + "arg_url LIKE ?";
+    where_next = " AND ";
+  }
+  if (days_ago >= 0)
+    where_str += where_next + "time BETWEEN ? AND ?";
+
   std::string query_str = base::StringPrintf(
       "SELECT extension_id,time, action_type, api_name, args, page_url,"
       "page_title, arg_url, other, count FROM %s WHERE %s ORDER BY time DESC",
       kReadViewName,
       where_str.c_str());
   sql::Statement query(db->GetUniqueStatement(query_str.c_str()));
   int i = -1;
   if (!extension_id.empty())
     query.BindString(++i, extension_id);
   if (!api_name.empty())
     query.BindString(++i, api_name);
   if (type != Action::ACTION_ANY)
     query.BindInt(++i, static_cast<int>(type));
   if (!page_url.empty())
     query.BindString(++i, page_url + "%");
   if (!arg_url.empty())
     query.BindString(++i, arg_url + "%");
+  if (days_ago >= 0) {
+    int64 early_bound;
+    int64 late_bound;
+    Util::ComputeDatabaseTimeBounds(Now(), days_ago, &early_bound, &late_bound);
+    query.BindInt64(++i, early_bound);
+    query.BindInt64(++i, late_bound);
+  }
 
   // Execute the query and get results.
   while (query.is_valid() && query.Step()) {
     scoped_refptr<CountedAction> action =
         new CountedAction(query.ColumnString(0),
                    base::Time::FromInternalValue(query.ColumnInt64(1)),
                    static_cast<Action::ActionType>(query.ColumnInt(2)),
                    query.ColumnString(3));
 
     if (query.ColumnType(4) != sql::COLUMN_TYPE_NULL) {
@@ skipping 17 matching lines @@
             static_cast<DictionaryValue*>(parsed_value.release())));
       }
     }
     action->set_count(query.ColumnInt(9));
     actions->push_back(action);
   }
 
   return actions.Pass();
 }
 
-scoped_ptr<Action::ActionVector> CountingPolicy::DoReadData(
-    const std::string& extension_id,
-    const int days_ago) {
-  // Ensure data is flushed to the database first so that we query over all
-  // data.
-  activity_database()->AdviseFlush(ActivityDatabase::kFlushImmediately);
-
-  DCHECK_GE(days_ago, 0);
-  scoped_ptr<Action::ActionVector> actions(new Action::ActionVector());
-
-  sql::Connection* db = GetDatabaseConnection();
-  if (!db) {
-    return actions.Pass();
-  }
-
-  int64 early_bound;
-  int64 late_bound;
-  Util::ComputeDatabaseTimeBounds(Now(), days_ago, &early_bound, &late_bound);
-  std::string query_str = base::StringPrintf(
-      "SELECT time, action_type, api_name, args, page_url, page_title, "
-      "arg_url, other, count "
-      "FROM %s WHERE extension_id=? AND time>? AND time<=? "
-      "ORDER BY time DESC",
-      kReadViewName);
-  sql::Statement query(db->GetCachedStatement(SQL_FROM_HERE,
-                                              query_str.c_str()));
-  query.BindString(0, extension_id);
-  query.BindInt64(1, early_bound);
-  query.BindInt64(2, late_bound);
-
-  while (query.is_valid() && query.Step()) {
-    scoped_refptr<CountedAction> action =
-        new CountedAction(extension_id,
-                          base::Time::FromInternalValue(query.ColumnInt64(0)),
-                          static_cast<Action::ActionType>(query.ColumnInt(1)),
-                          query.ColumnString(2));
-
-    if (query.ColumnType(3) != sql::COLUMN_TYPE_NULL) {
-      scoped_ptr<Value> parsed_value(
-          base::JSONReader::Read(query.ColumnString(3)));
-      if (parsed_value && parsed_value->IsType(Value::TYPE_LIST)) {
-        action->set_args(
-            make_scoped_ptr(static_cast<ListValue*>(parsed_value.release())));
-      } else {
-        LOG(WARNING) << "Unable to parse args: '" << query.ColumnString(3)
-                     << "'";
-      }
-    }
-
-    action->ParsePageUrl(query.ColumnString(4));
-    action->set_page_title(query.ColumnString(5));
-    action->ParseArgUrl(query.ColumnString(6));
-
-    if (query.ColumnType(7) != sql::COLUMN_TYPE_NULL) {
-      scoped_ptr<Value> parsed_value(
-          base::JSONReader::Read(query.ColumnString(7)));
-      if (parsed_value && parsed_value->IsType(Value::TYPE_DICTIONARY)) {
-        action->set_other(make_scoped_ptr(
-            static_cast<DictionaryValue*>(parsed_value.release())));
-      } else {
-        LOG(WARNING) << "Unable to parse other: '" << query.ColumnString(7)
-                     << "'";
-      }
-    }
-
-    action->set_count(query.ColumnInt(8));
-
-    actions->push_back(action);
-  }
-
-  return actions.Pass();
-}
-
 void CountingPolicy::DoRemoveURLs(const std::vector<GURL>& restrict_urls) {
   sql::Connection* db = GetDatabaseConnection();
   if (!db) {
     LOG(ERROR) << "Unable to connect to database";
     return;
   }
 
   // Flush data first so the URL clearing affects queued-up data as well.
   activity_database()->AdviseFlush(ActivityDatabase::kFlushImmediately);
 
@@ skipping 52 matching lines @@
       return;
     }
   }
 
   // Clean up unused strings from the strings and urls table to really delete
   // the urls and page titles. Should be called even if an error occured when
   // removing a URL as there may some things to clean up.
   CleanStringTables(db);
 }
 
-void CountingPolicy::ReadData(
-    const std::string& extension_id,
-    const int day,
-    const base::Callback<void(scoped_ptr<Action::ActionVector>)>& callback) {
-  BrowserThread::PostTaskAndReplyWithResult(
-      BrowserThread::DB,
-      FROM_HERE,
-      base::Bind(&CountingPolicy::DoReadData,
-                 base::Unretained(this),
-                 extension_id,
-                 day),
-      callback);
-}
-
 void CountingPolicy::ReadFilteredData(
     const std::string& extension_id,
     const Action::ActionType type,
     const std::string& api_name,
     const std::string& page_url,
     const std::string& arg_url,
+    const int days_ago,
     const base::Callback
         <void(scoped_ptr<Action::ActionVector>)>& callback) {
   BrowserThread::PostTaskAndReplyWithResult(
       BrowserThread::DB,
       FROM_HERE,
       base::Bind(&CountingPolicy::DoReadFilteredData,
                  base::Unretained(this),
                  extension_id,
                  type,
                  api_name,
                  page_url,
-                 arg_url),
+                 arg_url,
+                 days_ago),
       callback);
 }
 
 void CountingPolicy::RemoveURLs(const std::vector<GURL>& restrict_urls) {
   ScheduleAndForget(this, &CountingPolicy::DoRemoveURLs, restrict_urls);
 }
 
 void CountingPolicy::OnDatabaseFailure() {
   queued_actions_.clear();
 }
@@ skipping 35 matching lines @@
   return true;
 }
 
 void CountingPolicy::Close() {
   // The policy object should have never been created if there's no DB thread.
   DCHECK(BrowserThread::IsMessageLoopValid(BrowserThread::DB));
   ScheduleAndForget(activity_database(), &ActivityDatabase::Close);
 }
 
 }  // namespace extensions