Allowed for updating the version code and version number

appinventor/appengine/src/com/google/appinventor/client/editor/simple/components/MockForm.java

@@ -109,6 +109,8 @@ public final class MockForm extends MockContainer {
   private static final String PROPERTY_NAME_SCREEN_ORIENTATION = "ScreenOrientation";
   private static final String PROPERTY_NAME_SCROLLABLE = "Scrollable";
   private static final String PROPERTY_NAME_ICON = "Icon";
+  private static final String PROPERTY_NAME_VCODE = "VersionCode";
+  private static final String PROPERTY_NAME_VNAME = "VersionName";
 
   // Form UI components
   AbsolutePanel formWidget;
@@ -278,6 +280,16 @@ public final class MockForm extends MockContainer {
       // The Icon property actually applies to the application and is only visible on Screen1.
       return editor.isScreen1();
     }
+    
+    if (propertyName.equals(PROPERTY_NAME_VNAME)) {
+      // The VersionName property actually applies to the application and is only visible on Screen1.
+      return editor.isScreen1();
+    }
+    
+    if (propertyName.equals(PROPERTY_NAME_VCODE)) {
+      // The VersionCode property actually applies to the application and is only visible on Screen1.
+      return editor.isScreen1();
+    }
 
     return super.isPropertyVisible(propertyName);
   }
@@ -345,6 +357,28 @@ public final class MockForm extends MockContainer {
           SettingsConstants.YOUNG_ANDROID_SETTINGS_ICON, icon);
     }
   }
+  
+  private void setVCodeProperty(String vcode) {
+    // The VersionCode property actually applies to the application and is only visible on Screen1.
+    // When we load a form that is not Screen1, this method will be called with the default value
+    // for VersionCode (1). We need to ignore that.
+    if (editor.isScreen1()) {
+      editor.getProjectEditor().changeProjectSettingsProperty(
+          SettingsConstants.PROJECT_YOUNG_ANDROID_SETTINGS,
+          SettingsConstants.YOUNG_ANDROID_SETTINGS_VERSION_CODE, vcode);
+    }
+  }
+  
+  private void setVNameProperty(String vname) {
+    // The VersionName property actually applies to the application and is only visible on Screen1.
+    // When we load a form that is not Screen1, this method will be called with the default value
+    // for VersionName (1.0). We need to ignore that.
+    if (editor.isScreen1()) {
+      editor.getProjectEditor().changeProjectSettingsProperty(
+          SettingsConstants.PROJECT_YOUNG_ANDROID_SETTINGS,
+          SettingsConstants.YOUNG_ANDROID_SETTINGS_VERSION_NAME, vname);
+    }
+  }
 
   /**
    * Forces a re-layout of the child components of the container.
@@ -534,6 +568,10 @@ public final class MockForm extends MockContainer {
       titleBar.changeTitle(newValue);
     } else if (propertyName.equals(PROPERTY_NAME_ICON)) {
       setIconProperty(newValue);
+    }  else if (propertyName.equals(PROPERTY_NAME_VCODE)) {
+      setVCodeProperty(newValue);
+    }  else if (propertyName.equals(PROPERTY_NAME_VNAME)) {
+      setVNameProperty(newValue);
     }
   }
 }

appinventor/appengine/src/com/google/appinventor/client/settings/project/YoungAndroidSettings.java

@@ -26,5 +26,11 @@ public final class YoungAndroidSettings extends Settings {
     addProperty(new EditableProperty(this,
         SettingsConstants.YOUNG_ANDROID_SETTINGS_SHOW_HIDDEN_COMPONENTS,
         "False", EditableProperty.TYPE_INVISIBLE));
+    addProperty(new EditableProperty(this,
+        SettingsConstants.YOUNG_ANDROID_SETTINGS_VERSION_CODE, "1",
+        EditableProperty.TYPE_INVISIBLE));
+    addProperty(new EditableProperty(this,
+        SettingsConstants.YOUNG_ANDROID_SETTINGS_VERSION_NAME, "1.0",
+        EditableProperty.TYPE_INVISIBLE));
   }
 }

appinventor/appengine/src/com/google/appinventor/client/youngandroid/YoungAndroidFormUpgrader.java

@@ -561,6 +561,11 @@ public final class YoungAndroidFormUpgrader {
       // was added.
       srcCompVersion = 6;
     }
+    if (srcCompVersion < 7) {
+      // The VersionCode and VersionName properties were added. No properties need to be modified
+      // to update to version 7.
+      srcCompVersion = 7;
+    }
     return srcCompVersion;
   }
 

appinventor/appengine/src/com/google/appinventor/server/FileImporterImpl.java

@@ -93,7 +93,7 @@ public final class FileImporterImpl implements FileImporter {
             // so that it contains the correct entries for "main" and "name", which are dependent on
             // the projectName and qualifiedFormName.
             String content = YoungAndroidProjectService.getProjectPropertiesFileContents(
-                projectName, qualifiedFormName, null);
+                projectName, qualifiedFormName, null, null, null);
             project.addTextFile(new TextFile(fileName, content));
             isProjectArchive = true;
 
@@ -146,7 +146,7 @@ public final class FileImporterImpl implements FileImporter {
     if (projectHistory != null) {
       project.setProjectHistory(projectHistory);
     }
-    String settings = YoungAndroidProjectService.getProjectSettings(null);
+    String settings = YoungAndroidProjectService.getProjectSettings(null, null, null);
     long projectId = storageIo.createProject(userId, project, settings);
     return new UserProject(projectId, storageIo.getProjectName(userId, projectId),
         storageIo.getProjectType(userId, projectId),

appinventor/appengine/src/com/google/appinventor/server/project/youngandroid/YoungAndroidProjectService.java

@@ -115,11 +115,15 @@ public final class YoungAndroidProjectService extends CommonProjectService {
   /**
    * Returns project settings that can be used when creating a new project.
    */
-  public static String getProjectSettings(String icon) {
+  public static String getProjectSettings(String icon, String vCode, String vName) {
     icon = Strings.nullToEmpty(icon);
+    vCode = Strings.nullToEmpty(vCode);
+    vName = Strings.nullToEmpty(vName);
     return "{\"" + SettingsConstants.PROJECT_YOUNG_ANDROID_SETTINGS + "\":{" +
         "\"" + SettingsConstants.YOUNG_ANDROID_SETTINGS_ICON + "\":\"" +
-        icon + "\"}}";
+        icon + "\",\"" + SettingsConstants.YOUNG_ANDROID_SETTINGS_VERSION_CODE +
+        "\":\"" + vCode +"\",\"" + SettingsConstants.YOUNG_ANDROID_SETTINGS_VERSION_NAME +
+        "\":\"" + vName + "\"}}";
   }
 
   /**
@@ -129,9 +133,11 @@ public final class YoungAndroidProjectService extends CommonProjectService {
    * @param projectName the name of the project
    * @param qualifiedName the qualified name of Screen1 in the project
    * @param icon the name of the asset to use as the application icon
+   * @param vcode the version code
+   * @param vname the version name
    */
   public static String getProjectPropertiesFileContents(String projectName, String qualifiedName,
-      String icon) {
+      String icon, String vcode, String vname) {
     String contents = "main=" + qualifiedName + "\n" +
         "name=" + projectName + '\n' +
         "assets=../" + ASSETS_FOLDER + "\n" +
@@ -140,6 +146,12 @@ public final class YoungAndroidProjectService extends CommonProjectService {
     if (icon != null && !icon.isEmpty()) {
       contents += "icon=" + icon + "\n";
     }
+    if (vcode != null && !vcode.isEmpty()) {
+      contents += "versioncode=" + vcode + "\n";
+    }
+    if (vname != null && !vname.isEmpty()) {
+      contents += "versionname=" + vname + "\n";
+    }
     return contents;
   }
 
@@ -203,6 +215,12 @@ public final class YoungAndroidProjectService extends CommonProjectService {
     String newIcon = Strings.nullToEmpty(settings.getSetting(
         SettingsConstants.PROJECT_YOUNG_ANDROID_SETTINGS,
         SettingsConstants.YOUNG_ANDROID_SETTINGS_ICON));
+    String newVCode = Strings.nullToEmpty(settings.getSetting(
+        SettingsConstants.PROJECT_YOUNG_ANDROID_SETTINGS,
+        SettingsConstants.YOUNG_ANDROID_SETTINGS_VERSION_CODE));
+    String newVName = Strings.nullToEmpty(settings.getSetting(
+        SettingsConstants.PROJECT_YOUNG_ANDROID_SETTINGS,
+        SettingsConstants.YOUNG_ANDROID_SETTINGS_VERSION_NAME));
 
     // Extract the old icon from the project.properties file from storageIo.
     String projectProperties = storageIo.downloadFile(userId, projectId,
@@ -216,12 +234,14 @@ public final class YoungAndroidProjectService extends CommonProjectService {
       return;
     }
     String oldIcon = Strings.nullToEmpty(properties.getProperty("icon"));
+    String oldVCode = Strings.nullToEmpty(properties.getProperty("versioncode"));
+    String oldVName = Strings.nullToEmpty(properties.getProperty("versionname"));
 
-    if (!newIcon.equals(oldIcon)) {
+    if (!newIcon.equals(oldIcon) || !newVCode.equals(oldVCode) || !newVName.equals(oldVName)) {
       // Recreate the project.properties and upload it to storageIo.
       String projectName = properties.getProperty("name");
       String qualifiedName = properties.getProperty("main");
-      String newContent = getProjectPropertiesFileContents(projectName, qualifiedName, newIcon);
+      String newContent = getProjectPropertiesFileContents(projectName, qualifiedName, newIcon, newVCode, newVName);
       storageIo.uploadFile(projectId, PROJECT_PROPERTIES_FILE_NAME, userId,
           newContent, StorageUtil.DEFAULT_CHARSET);
     }
@@ -240,7 +260,7 @@ public final class YoungAndroidProjectService extends CommonProjectService {
 
     String propertiesFileName = PROJECT_PROPERTIES_FILE_NAME;
     String propertiesFileContents = getProjectPropertiesFileContents(projectName,
-        qualifiedFormName, null);
+        qualifiedFormName, null, null, null);
 
     String formFileName = getFormPropertiesFileName(qualifiedFormName);
     String formFileContents = getInitialFormPropertiesFileContents(qualifiedFormName);
@@ -256,7 +276,7 @@ public final class YoungAndroidProjectService extends CommonProjectService {
     project.addTextFile(new TextFile(codeblocksFileName, codeblocksFileContents));
 
     // Create new project
-    return storageIo.createProject(userId, project, getProjectSettings(""));
+    return storageIo.createProject(userId, project, getProjectSettings("", "1", "1.0"));
   }
 
   @Override
@@ -268,6 +288,12 @@ public final class YoungAndroidProjectService extends CommonProjectService {
     String icon = oldSettings.getSetting(
         SettingsConstants.PROJECT_YOUNG_ANDROID_SETTINGS,
         SettingsConstants.YOUNG_ANDROID_SETTINGS_ICON);
+    String vcode = oldSettings.getSetting(
+        SettingsConstants.PROJECT_YOUNG_ANDROID_SETTINGS,
+        SettingsConstants.YOUNG_ANDROID_SETTINGS_VERSION_CODE);
+    String vname = oldSettings.getSetting(
+        SettingsConstants.PROJECT_YOUNG_ANDROID_SETTINGS,
+        SettingsConstants.YOUNG_ANDROID_SETTINGS_VERSION_NAME);
 
     Project newProject = new Project(newName);
     newProject.setProjectType(YoungAndroidProjectNode.YOUNG_ANDROID_PROJECT_TYPE);
@@ -286,7 +312,7 @@ public final class YoungAndroidProjectService extends CommonProjectService {
         // name and qualified name.
         String qualifiedFormName = StringUtils.getQualifiedFormName(
             storageIo.getUser(userId).getUserEmail(), newName);
-        newContents = getProjectPropertiesFileContents(newName, qualifiedFormName, icon);
+        newContents = getProjectPropertiesFileContents(newName, qualifiedFormName, icon, vcode, vname);
       } else {
         // This is some file other than the project properties file.
         // oldSourceFileName may contain the old project name as a path segment, surrounded by /.
@@ -309,7 +335,7 @@ public final class YoungAndroidProjectService extends CommonProjectService {
     }
 
     // Create the new project and return the new project's id.
-    return storageIo.createProject(userId, newProject, getProjectSettings(icon));
+    return storageIo.createProject(userId, newProject, getProjectSettings(icon, vcode, vname));
   }
 
   @Override

appinventor/appengine/src/com/google/appinventor/shared/settings/SettingsConstants.java

@@ -27,4 +27,6 @@ public class SettingsConstants {
   // Project settings
   public static final String YOUNG_ANDROID_SETTINGS_ICON = "Icon";
   public static final String YOUNG_ANDROID_SETTINGS_SHOW_HIDDEN_COMPONENTS = "ShowHiddenComponents";
+  public static final String YOUNG_ANDROID_SETTINGS_VERSION_CODE = "VersionCode";
+  public static final String YOUNG_ANDROID_SETTINGS_VERSION_NAME = "VersionName";
 }

appinventor/blockslib/src/openblocks/yacodeblocks/BlockSaveFile.java

@@ -719,6 +719,11 @@ public class BlockSaveFile {
       // was added.
       blkCompVersion = 6;
     }
+    if (blkCompVersion < 7) {
+      // The VersionCode and VersionName properties were added. No blocks need to be modified
+      // to update to version 7.
+      blkCompVersion = 7;
+    }
     return blkCompVersion;
   }
 

appinventor/buildserver/src/com/google/appinventor/buildserver/Compiler.java

@@ -58,6 +58,9 @@ public final class Compiler {
 
   private static final String DEFAULT_ICON =
       RUNTIME_FILES_DIR + "ya.png";
+  
+  private static final String DEFAULT_VERSION_CODE = "1";
+  private static final String DEFAULT_VERSION_NAME = "1.0";
 
   private static final String COMPONENT_PERMISSIONS =
       RUNTIME_FILES_DIR + "simple_components_permissions.json";
@@ -156,7 +159,11 @@ public final class Compiler {
     String packageName = Signatures.getPackageName(mainClass);
     String className = Signatures.getClassName(mainClass);
     String projectName = project.getProjectName();
-
+    String vCode = (project.getVCode() == null) ? DEFAULT_VERSION_CODE : project.getVCode();
+    String vName = (project.getVName() == null) ? DEFAULT_VERSION_NAME : project.getVName();
+    LOG.log(Level.INFO, "VCode: " + project.getVCode());
+    LOG.log(Level.INFO, "VName: " + project.getVName());
+    
     // TODO(user): Use com.google.common.xml.XmlWriter
     try {
       BufferedWriter out = new BufferedWriter(new FileWriter(manifestFile));
@@ -169,7 +176,7 @@ public final class Compiler {
           "package=\"" + packageName + "\" " +
           // TODO(markf): uncomment the following line when we're ready to enable publishing to the
           // Android Market.
-         "android:versionCode=\"3\" " + "android:versionName=\"1.5\" " +
+         "android:versionCode=\"" + vCode +"\" " + "android:versionName=\"" + vName + "\" " +
           ">\n");
       for (String permission : permissionsNeeded) {
         out.write("  <uses-permission android:name=\"" + permission + "\" />\n");

appinventor/buildserver/src/com/google/appinventor/buildserver/Project.java

@@ -61,6 +61,8 @@ public final class Project {
    *    main - qualified name of main form class
    *    name - application name
    *    icon - application icon
+   *    versioncode - version code
+   *    versionname - version name
    *    source - comma separated list of source root directories
    *    assets - assets directory (for image and data files bundled with the application)
    *    build - output directory for the compiler
@@ -69,6 +71,8 @@ public final class Project {
   private static final String NAMETAG = "name";
   private static final String ICONTAG = "icon";
   private static final String SOURCETAG = "source";
+  private static final String VCODETAG = "versioncode";
+  private static final String VNAMETAG = "versionname";
   private static final String ASSETSTAG = "assets";
   private static final String BUILDTAG = "build";
 
@@ -183,6 +187,42 @@ public final class Project {
   public void setIcon(String icon) {
     properties.setProperty(ICONTAG, icon);
   }
+  
+  /**
+   * Returns the version code.
+   *
+   * @return  version code
+   */
+  public String getVCode() {
+    return properties.getProperty(VCODETAG);
+  }
+
+  /**
+   * Sets the version code.
+   *
+   * @param vcode  version code
+   */
+  public void setVCode(String vcode) {
+    properties.setProperty(VCODETAG, vcode);
+  }
+  
+  /**
+   * Returns the version name.
+   *
+   * @return  version name
+   */
+  public String getVName() {
+    return properties.getProperty(VNAMETAG);
+  }
+
+  /**
+   * Sets the version name.
+   *
+   * @param vname  version name
+   */
+  public void setVName(String vname) {
+    properties.setProperty(VNAMETAG, vname);
+  }
 
   /**
    * Returns the project directory. This directory contains the project.properties file.

appinventor/components/src/com/google/appinventor/components/common/YaVersion.java

@@ -174,8 +174,10 @@ public class YaVersion {
   // - LOCATIONSENSOR_COMPONENT_VERSION was incremented to 2
   // For YOUNG_ANDROID_VERSION 57:
   // - PLAYER_COMPONENT_VERSION was incremented to 4.
+  // For YOUNG_ANDROID_VERSION 58:
+  // - FORM_COMPONENT_VERSION was incremented to 7.
 
-  public static final int YOUNG_ANDROID_VERSION = 57;
+  public static final int YOUNG_ANDROID_VERSION = 58;
 
   // ............................... Blocks Language Version Number ...............................
 
@@ -339,7 +341,9 @@ public class YaVersion {
   // For FORM_COMPONENT_VERSION 6:
   // - The SwitchForm and SwitchFormWithArgs methods were removed and the OtherScreenClosed event
   // was added.
-  public static final int FORM_COMPONENT_VERSION = 6;
+  // For FORM_COMPONENT_VERSION 7:
+  // - The VersionCode and VersionName properties were added.
+  public static final int FORM_COMPONENT_VERSION = 7;
 
   public static final int FUSIONTABLESCONTROL_COMPONENT_VERSION = 1;
 

appinventor/components/src/com/google/appinventor/components/runtime/Form.java

@@ -689,7 +689,31 @@ public class Form extends Activity
   public void Icon(String name) {
     // We don't actually need to do anything.
   }
-
+  
+  /**
+   * Specifies the Version Code.
+   *
+   * @param vCode the version name of the application
+   */
+  @DesignerProperty(editorType = PropertyTypeConstants.PROPERTY_TYPE_NON_NEGATIVE_INTEGER,
+      defaultValue = "1")
+  @SimpleProperty(userVisible = false)
+  public void VersionCode(int vCode) {
+    // We don't actually need to do anything.
+  }
+  
+  /**
+   * Specifies the Version Name.
+   *
+   * @param vName the version name of the application
+   */
+  @DesignerProperty(editorType = PropertyTypeConstants.PROPERTY_TYPE_STRING,
+      defaultValue = "1.0")
+  @SimpleProperty(userVisible = false)
+  public void VersionName(String vName) {
+    // We don't actually need to do anything.
+  }
+  
   /**
    * Width property getter method.
    *

appinventor/docs/learn/reference/other/appstoplay.html

@@ -37,6 +37,29 @@
        </h1>
        Applications built with App Inventor can be uploaded to Google Play!
        <dl>
+        <dt>
+        <h2>Version Your App</h2>
+        </dt>
+        <dd>
+         <p>
+          Every app you publish must have a <code>VersionCode</code> and a
+          <code>VersionName</code>. You can set these in the designer under the
+          properties panel for the <code>Screen1</code> component.
+         </p>
+         <p>
+          <code>VersionCode</code> is an integer value that will not be visible to
+          Google Play Store users. It is used by other apps to check if your app
+          has been upgraded or downgraded. It defaults to 1 and should be increased by
+          one with every successive change whether it is a major change or a minor change.
+         </p>
+         <p>
+          <code>VersionName</code> is a String which can be anything you would like. It is
+          defaulted to 1.0. A common structure is a decimal number which is
+          increased by 1 for every major change and 0.1 for every minor change. For example,
+          an initial <code>VersionName</code> could be 1.0 which can be updated to 1.1 after
+          a small change and 2.0 after a larger change.
+         </p>
+        </dd>
         <dt>
          <h2>Download <code>.apk</code></h2>
         </dt>