Merge "Added help menu options to People app" into jb-dev
diff --git a/res/menu-sw580dp-w720dp/people_options.xml b/res/menu-sw580dp-w720dp/people_options.xml
index 6974d80..cb65cc8 100644
--- a/res/menu-sw580dp-w720dp/people_options.xml
+++ b/res/menu-sw580dp-w720dp/people_options.xml
@@ -44,15 +44,21 @@
 
     <item
         android:id="@+id/menu_clear_frequents"
+        android:orderInCategory="3"
         android:title="@string/menu_clear_frequents" />
 
     <item
         android:id="@+id/menu_accounts"
-        android:orderInCategory="3"
+        android:orderInCategory="4"
         android:title="@string/menu_accounts" />
 
     <item
         android:id="@+id/menu_settings"
-        android:orderInCategory="4"
+        android:orderInCategory="5"
         android:title="@string/menu_settings" />
+
+    <item
+        android:id="@+id/menu_help"
+        android:orderInCategory="6"
+        android:title="@string/menu_help" />
 </menu>
diff --git a/res/menu-sw580dp/people_options.xml b/res/menu-sw580dp/people_options.xml
index 07d9c94..42c4749 100644
--- a/res/menu-sw580dp/people_options.xml
+++ b/res/menu-sw580dp/people_options.xml
@@ -47,15 +47,21 @@
 
     <item
         android:id="@+id/menu_clear_frequents"
+        android:orderInCategory="3"
         android:title="@string/menu_clear_frequents" />
 
     <item
         android:id="@+id/menu_accounts"
-        android:orderInCategory="3"
+        android:orderInCategory="4"
         android:title="@string/menu_accounts" />
 
     <item
         android:id="@+id/menu_settings"
-        android:orderInCategory="4"
+        android:orderInCategory="5"
         android:title="@string/menu_settings" />
+
+    <item
+        android:id="@+id/menu_help"
+        android:orderInCategory="6"
+        android:title="@string/menu_help" />
 </menu>
diff --git a/res/menu/edit_contact.xml b/res/menu/edit_contact.xml
index 93c19dc..51d9ab0 100644
--- a/res/menu/edit_contact.xml
+++ b/res/menu/edit_contact.xml
@@ -32,4 +32,8 @@
         android:id="@+id/menu_discard"
         android:alphabeticShortcut="q"
         android:title="@string/menu_discard" />
+
+    <item
+        android:id="@+id/menu_help"
+        android:title="@string/menu_help" />
 </menu>
diff --git a/res/menu/people_options.xml b/res/menu/people_options.xml
index 4003038..8c91e88 100644
--- a/res/menu/people_options.xml
+++ b/res/menu/people_options.xml
@@ -51,4 +51,8 @@
     <item
         android:id="@+id/menu_settings"
         android:title="@string/menu_settings" />
+
+    <item
+        android:id="@+id/menu_help"
+        android:title="@string/menu_help" />
 </menu>
diff --git a/res/values/donottranslate_config.xml b/res/values/donottranslate_config.xml
index b36dbe1..d3b7420 100644
--- a/res/values/donottranslate_config.xml
+++ b/res/values/donottranslate_config.xml
@@ -130,4 +130,17 @@
          Setting this flag to false in a resource overlay allows you to
          entirely disable SIM import on a per-product basis. -->
     <bool name="config_allow_sim_import">true</bool>
+
+
+    <!-- Help URL pointing to main TOC for People. This is intentionally empty because
+         the overlay will fill this in during build time. -->
+    <string name="help_url_people_main"></string>
+
+    <!-- Help URL pointing to adding contacts in People. This is intentionally empty because
+         the overlay will fill this in during build time. -->
+    <string name="help_url_people_add"></string>
+
+    <!-- Help URL pointing to editing contacts in People. This is intentionally empty because
+         the overlay will fill this in during build time. -->
+    <string name="help_url_people_edit"></string>
 </resources>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index c5d0703..b2480cd 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -1452,6 +1452,9 @@
     <!-- Menu item for the settings activity [CHAR LIMIT=64] -->
     <string name="menu_settings" msgid="377929915873428211">Settings</string>
 
+    <!-- Menu item for invoking contextual help [CHAR LIMIT=64] -->
+    <string name="menu_help">Help</string>
+
     <!-- The preference section title for contact display options [CHAR LIMIT=128] -->
     <string name="preference_displayOptions">Display options</string>
 
diff --git a/src/com/android/contacts/activities/PeopleActivity.java b/src/com/android/contacts/activities/PeopleActivity.java
index 0283e06..eff3294 100644
--- a/src/com/android/contacts/activities/PeopleActivity.java
+++ b/src/com/android/contacts/activities/PeopleActivity.java
@@ -57,6 +57,7 @@
 import com.android.contacts.util.AccountFilterUtil;
 import com.android.contacts.util.AccountPromptUtils;
 import com.android.contacts.util.AccountsListAdapter;
+import com.android.contacts.util.HelpUtils;
 import com.android.contacts.util.UriUtils;
 import com.android.contacts.util.AccountsListAdapter.AccountListFilter;
 import com.android.contacts.util.Constants;
@@ -1395,6 +1396,7 @@
         }
 
         final MenuItem clearFrequentsMenu = menu.findItem(R.id.menu_clear_frequents);
+        final MenuItem helpMenu = menu.findItem(R.id.menu_help);
 
         final boolean isSearchMode = mActionBarAdapter.isSearchMode();
         if (isSearchMode) {
@@ -1402,6 +1404,7 @@
             addGroupMenu.setVisible(false);
             contactsFilterMenu.setVisible(false);
             clearFrequentsMenu.setVisible(false);
+            helpMenu.setVisible(false);
         } else {
             switch (mActionBarAdapter.getCurrentTab()) {
                 case TabState.FAVORITES:
@@ -1428,6 +1431,7 @@
                     clearFrequentsMenu.setVisible(false);
                     break;
             }
+            HelpUtils.prepareHelpMenuItem(this, helpMenu, R.string.help_url_people_main);
         }
         final boolean showMiscOptions = !isSearchMode;
         makeMenuItemVisible(menu, R.id.menu_search, showMiscOptions);
diff --git a/src/com/android/contacts/editor/ContactEditorFragment.java b/src/com/android/contacts/editor/ContactEditorFragment.java
index 275a463..2d61fbc 100644
--- a/src/com/android/contacts/editor/ContactEditorFragment.java
+++ b/src/com/android/contacts/editor/ContactEditorFragment.java
@@ -36,6 +36,7 @@
 import com.android.contacts.model.GoogleAccountType;
 import com.android.contacts.util.AccountsListAdapter;
 import com.android.contacts.util.AccountsListAdapter.AccountListFilter;
+import com.android.contacts.util.HelpUtils;
 
 import android.accounts.Account;
 import android.app.Activity;
@@ -895,14 +896,31 @@
         // This supports the keyboard shortcut to save changes to a contact but shouldn't be visible
         // because the custom action bar contains the "save" button now (not the overflow menu).
         // TODO: Find a better way to handle shortcuts, i.e. onKeyDown()?
-        menu.findItem(R.id.menu_done).setVisible(false);
+        final MenuItem doneMenu = menu.findItem(R.id.menu_done);
+        final MenuItem splitMenu = menu.findItem(R.id.menu_split);
+        final MenuItem joinMenu = menu.findItem(R.id.menu_join);
+        final MenuItem helpMenu = menu.findItem(R.id.menu_help);
+
+        // Set visibility of menus
+        doneMenu.setVisible(false);
 
         // Split only if more than one raw profile and not a user profile
-        menu.findItem(R.id.menu_split).setVisible(mState != null && mState.size() > 1 &&
-                !isEditingUserProfile());
-        // Cannot join a user profile
-        menu.findItem(R.id.menu_join).setVisible(!isEditingUserProfile());
+        splitMenu.setVisible(mState != null && mState.size() > 1 && !isEditingUserProfile());
 
+        // Cannot join a user profile
+        joinMenu.setVisible(!isEditingUserProfile());
+
+        // help menu depending on whether this is inserting or editing
+        if (Intent.ACTION_INSERT.equals(mAction)) {
+            // inserting
+            HelpUtils.prepareHelpMenuItem(getActivity(), helpMenu, R.string.help_url_people_add);
+        } else if (Intent.ACTION_EDIT.equals(mAction)) {
+            // editing
+            HelpUtils.prepareHelpMenuItem(getActivity(), helpMenu, R.string.help_url_people_edit);
+        } else {
+            // something else, so don't show the help menu
+            helpMenu.setVisible(false);
+        }
 
         int size = menu.size();
         for (int i = 0; i < size; i++) {
diff --git a/src/com/android/contacts/util/HelpUtils.java b/src/com/android/contacts/util/HelpUtils.java
new file mode 100644
index 0000000..814e3ab
--- /dev/null
+++ b/src/com/android/contacts/util/HelpUtils.java
@@ -0,0 +1,141 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * 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.
+ */
+
+package com.android.contacts.util;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager.NameNotFoundException;
+import android.net.Uri;
+import android.text.TextUtils;
+import android.util.Log;
+import android.view.MenuItem;
+
+import java.util.Locale;
+
+/**
+ * Functions to easily prepare contextual help menu option items with an intent that opens up the
+ * browser to a particular URL, while taking into account the preferred language and app version.
+ */
+public class HelpUtils {
+    private final static String TAG = HelpUtils.class.getName();
+
+    /**
+     * Help URL query parameter key for the preferred language.
+     */
+    private final static String PARAM_LANGUAGE_CODE = "hl";
+
+    /**
+     * Help URL query parameter key for the app version.
+     */
+    private final static String PARAM_VERSION = "version";
+
+    /**
+     * Cached version code to prevent repeated calls to the package manager.
+     */
+    private static String sCachedVersionCode = null;
+
+    /** Static helper that is not instantiable*/
+    private HelpUtils() { }
+
+    /**
+     * Prepares the help menu item by doing the following.
+     * - If the string corresponding to the helpUrlResourceId is empty or null, then the help menu
+     *   item is made invisible.
+     * - Otherwise, this makes the help menu item visible and sets the intent for the help menu
+     *   item to view the URL.
+     *
+     * @return returns whether the help menu item has been made visible.
+     */
+    public static boolean prepareHelpMenuItem(Context context, MenuItem helpMenuItem,
+            int helpUrlResourceId) {
+        String helpUrlString = context.getResources().getString(helpUrlResourceId);
+        return prepareHelpMenuItem(context, helpMenuItem, helpUrlString);
+    }
+
+    /**
+     * Prepares the help menu item by doing the following.
+     * - If the helpUrlString is empty or null, the help menu item is made invisible.
+     * - Otherwise, this makes the help menu item visible and sets the intent for the help menu
+     *   item to view the URL.
+     *
+     * @return returns whether the help menu item has been made visible.
+     */
+    public static boolean prepareHelpMenuItem(Context context, MenuItem helpMenuItem,
+            String helpUrlString) {
+        if (TextUtils.isEmpty(helpUrlString)) {
+            // The help url string is empty or null, so set the help menu item to be invisible.
+            helpMenuItem.setVisible(false);
+
+            // return that the help menu item is not visible (i.e. false)
+            return false;
+        } else {
+            // The help url string exists, so first add in some extra query parameters.
+            final Uri fullUri = uriWithAddedParameters(context, Uri.parse(helpUrlString));
+
+            // Then, create an intent that will be fired when the user
+            // selects this help menu item.
+            Intent intent = new Intent(Intent.ACTION_VIEW, fullUri);
+            intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK
+                    | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
+
+            // Set the intent to the help menu item, show the help menu item in the overflow
+            // menu, and make it visible.
+            helpMenuItem.setIntent(intent);
+            helpMenuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
+            helpMenuItem.setVisible(true);
+
+            // return that the help menu item is visible (i.e., true)
+            return true;
+        }
+    }
+
+    /**
+     * Adds two query parameters into the Uri, namely the language code and the version code
+     * of the app's package as gotten via the context.
+     * @return the uri with added query parameters
+     */
+    private static Uri uriWithAddedParameters(Context context, Uri baseUri) {
+        Uri.Builder builder = baseUri.buildUpon();
+
+        // Add in the preferred language
+        builder.appendQueryParameter(PARAM_LANGUAGE_CODE, Locale.getDefault().toString());
+
+        // Add in the package version code
+        if (sCachedVersionCode == null) {
+            // There is no cached version code, so try to get it from the package manager.
+            try {
+                // cache the version code
+                PackageInfo info = context.getPackageManager().getPackageInfo(
+                        context.getPackageName(), 0);
+                sCachedVersionCode = Integer.toString(info.versionCode);
+
+                // append the version code to the uri
+                builder.appendQueryParameter(PARAM_VERSION, sCachedVersionCode);
+            } catch (NameNotFoundException e) {
+                // Cannot find the package name, so don't add in the version parameter
+                // This shouldn't happen.
+                Log.wtf(TAG, "Invalid package name for context", e);
+            }
+        } else {
+            builder.appendQueryParameter(PARAM_VERSION, sCachedVersionCode);
+        }
+
+        // Build the full uri and return it
+        return builder.build();
+    }
+}