Moved currently unused i18n code to sandpit repo.

This commit is contained in:
akwizgran
2012-11-02 15:07:57 +00:00
parent 11ea898bab
commit 6515c54238
13 changed files with 0 additions and 661 deletions

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BACK=Back
NEXT=Next
CANCEL=Cancel
FINISH=Finish
YES=Yes
NO=No
UNKNOWN=Unknown
CANCELLING=Cancelling, please wait...
ENCRYPTING_FILE=Encrypting file:
EXTRACTING_FILE=Extracting file:
COPYING_FILE=Copying file:
DIRECTORY_NOT_FOUND=The chosen folder was not found:
FILE_NOT_DIRECTORY=The chosen location is not a folder:
DIRECTORY_NOT_ALLOWED=You do not have permission to use the chosen folder:
WINDOWS=Windows
MAC=Macintosh
LINUX=Linux
ENTER_PASSWORD=Enter password:
CONFIRM_PASSWORD=Confirm password:
INVITATION_TITLE=Create Invitation
INVITATION_INTRO=\
This wizard will guide you through the process of inviting a new contact to \
join Briar. <p><p>\
The wizard will create some files that you must give to your contact. <p><p>\
You will also be asked to choose a password, which your contact will use to \
unlock the invitation.
INVITATION_EXISTING_USER=Does your contact already use Briar?
INVITATION_OPERATING_SYSTEM=What kind of computer does your contact use?
INVITATION_PASSWORD=\
Please choose a password for the invitation. <p><p>\
Your contact will need this password to unlock the invitation. <p><p>\
It is very important that you DO NOT send this password across the internet \
or by SMS.
INVITATION_LOCATION_TEXT=\
Please choose where to save the invitation files. <p><p>\
It is recommended to save them on a removable device such as a USB stick. \
Alternatively, you can send them to your contact by Bluetooth. <p><p>\
Please press Next to choose a location.
INVITATION_LOCATION_TITLE=Save Invitation Files
INVITATION_PROGRESS_BEGIN=Preparing to create invitation...
INVITATION_CREATED=The following files have been created:
INVITATION_GIVE_TO_CONTACT=\
Please give these files and the password to your contact.
INVITATION_ERROR=An error occurred while creating the invitation:
INVITATION_ABORTED=The invitation could not be not created.
SETUP_TITLE=Setup
SETUP_LANGUAGE=\
Welcome to the setup program for Briar, a secure news and discussion \
network. <p><p>\
Please choose a language and press Next to begin the installation.
SETUP_ALREADY_INSTALLED=Are you already a user of Briar?
SETUP_INSTRUCTIONS=\
To accept the person who sent you this invitation as a contact, please open \
the invitation.dat file in Briar by selecting File > Open from the menu, or \
by dragging the file onto the Briar window.
SETUP_LOCATION_TEXT=\
It is recommended to install Briar on a removable device such as a USB \
stick. <p><p>\
Please press Next to choose the folder where Briar will be installed.
SETUP_LOCATION_TITLE=Choose Folder
SETUP_PROGRESS_BEGIN=Preparing to install...
SETUP_INSTALLED=Briar has been installed in the following folder:
SETUP_UNINSTALL=To uninstall Briar, simply delete the folder.
SETUP_ERROR=An error occurred while installing:
SETUP_ABORTED=The installation could not be completed.

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# Note: It seems to be necessary to insert a zero-width space (\u200b) after
# every inter-word dot (\u0f0b) to allow line-breaking.

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package net.sf.briar.api.i18n;
import java.awt.Font;
import java.io.File;
import java.util.Locale;
public interface FontManager {
/**
* Initializes the FontManager for the given locale. Fonts are loaded from
* the given directory if they cannot be loaded from the running jar.
*/
void initialize(Locale locale, File dir);
/** Returns the appropriate font for the given language. */
Font getFontForLanguage(String language);
/** Returns the current user interface font. */
Font getUiFont();
/** Sets the user interface font appropriately for the given language. */
void setUiFontForLanguage(String language);
}

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package net.sf.briar.api.i18n;
import java.awt.ComponentOrientation;
import java.awt.Font;
import java.io.File;
import java.io.IOException;
import java.util.Locale;
public interface I18n {
/** Returns the named string, translated for the current i18n locale. */
String tr(String name);
/** Returns the i18n locale. This may not match the system locale. */
Locale getLocale();
/** Sets the i18n locale. */
void setLocale(Locale locale);
/** Loads the i18n locale from Briar/Data/locale.cfg. */
void loadLocale() throws IOException;
/** Saves the i18n locale to Briar/Data/locale.cfg. */
void saveLocale() throws IOException;
/** Loads the i18n locale from the given file. */
void loadLocale(File f) throws IOException;
/** Saves the i18n locale to the given file. */
void saveLocale(File f) throws IOException;
/** Returns the ComponentOrientation of the current i18n locale. */
ComponentOrientation getComponentOrientation();
/** Registers a listener for changes to the i18n locale. */
void addListener(Listener l);
/** Unregisters a listener for changes to the i18n locale. */
void removeListener(Listener l);
/**
* Implemented by classes that wish to be informed of changes to the i18n
* locale.
*/
public interface Listener {
/**
* Called whenever the i18n locale changes.
* @param uiFont The user interface font for the new locale.
*/
void localeChanged(Font uiFont);
}
}

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package net.sf.briar.api.i18n;
/** A named translatable string. */
public class Stri18ng {
private static final String HTML_OPEN_LEFT = "<html><body align='left'>";
private static final String HTML_OPEN_RIGHT = "<html><body align='right'>";
private static final String HTML_CLOSE = "</body></html>";
private static final String PARAGRAPH = "<p><p>"; // Yes, two of them
private final String name;
private final I18n i18n;
public Stri18ng(String name, I18n i18n) {
this.name = name;
this.i18n = i18n;
}
/** Returns the string translated for the current i18n locale. */
public String tr() {
return i18n.tr(name);
}
/** Returns the string, translated for the current i18n locale, as HTML. */
public String html() {
if(i18n.getComponentOrientation().isLeftToRight())
return HTML_OPEN_LEFT + i18n.tr(name) + HTML_CLOSE;
else return HTML_OPEN_RIGHT + i18n.tr(name) + HTML_CLOSE;
}
/**
* Returns the string, translated for the current locale, as HTML.
* @param paras Additional (pre-translated) paragraphs that should be
* appended to the HTML.
*/
public String html(String... paras) {
StringBuilder s = new StringBuilder();
if(i18n.getComponentOrientation().isLeftToRight())
s.append(HTML_OPEN_LEFT);
else s.append(HTML_OPEN_RIGHT);
s.append(tr());
for(String para : paras) {
s.append(PARAGRAPH);
s.append(para);
}
s.append(HTML_CLOSE);
return s.toString();
}
}

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package net.sf.briar.i18n;
import java.awt.Font;
import java.awt.FontFormatException;
import java.awt.font.TextAttribute;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.UIManager;
import net.sf.briar.api.i18n.FontManager;
// Needs to be public for installer
public class FontManagerImpl implements FontManager {
private static final Logger LOG =
Logger.getLogger(FontManagerImpl.class.getName());
/**
* Each bundled font is associated with a size, which is meant to occupy
* roughly the same amount of space as the default font (12 point sans),
* and a list of languages for which the bundled font should be used.
*/
private static final BundledFont[] BUNDLED_FONTS = {
// Use TibetanMachineUni for Tibetan
new BundledFont("TibetanMachineUni.ttf", 14f, new String[] { "bo" }),
// Use Padauk for Burmese
new BundledFont("Padauk.ttf", 14f, new String[] { "my" }),
// Use DroidSansFallback for Chinese, Japanese and Korean
new BundledFont("DroidSansFallback.ttf", 12f,
new String[] { "zh" , "ja", "ko" })
};
// Map from languages to fonts
private final Map<String, Font> fonts = new HashMap<String, Font>();
private volatile Font defaultFont = null, uiFont = null;
public void initialize(Locale locale, File dir) {
// Look for bundled fonts in the jar and the filesystem. If any fonts
// are missing or fail to load, fall back to the default font.
ClassLoader loader = getClass().getClassLoader();
for(BundledFont bf : BUNDLED_FONTS) {
try {
InputStream in = loader.getResourceAsStream(bf.filename);
if(in == null)
in = new FileInputStream(new File(dir, bf.filename));
Font font = Font.createFont(Font.TRUETYPE_FONT, in);
font = font.deriveFont(bf.size);
for(String language : bf.languages) fonts.put(language, font);
} catch(FontFormatException e) {
if(LOG.isLoggable(Level.WARNING)) LOG.warning(e.toString());
} catch(IOException e) {
if(LOG.isLoggable(Level.WARNING)) LOG.warning(e.toString());
}
}
defaultFont = getFont("Sans", 12f);
assert defaultFont != null; // FIXME: This is failing on Windows
setUiFontForLanguage(locale.getLanguage());
}
private Font getFont(String name, float size) {
Map<TextAttribute, Object> attr = new HashMap<TextAttribute, Object>();
attr.put(TextAttribute.FAMILY, name);
attr.put(TextAttribute.SIZE, Float.valueOf(size));
return Font.getFont(attr);
}
public Font getFontForLanguage(String language) {
assert defaultFont != null;
Font font = fonts.get(language);
return font == null ? defaultFont : font;
}
public Font getUiFont() {
return uiFont;
}
public void setUiFontForLanguage(String language) {
uiFont = getFontForLanguage(language);
Enumeration<Object> keys = UIManager.getDefaults().keys();
while(keys.hasMoreElements()) {
Object key = keys.nextElement();
if(UIManager.getFont(key) != null) UIManager.put(key, uiFont);
}
}
private static class BundledFont {
private final String filename;
private final float size;
private final String[] languages;
private BundledFont(String filename, float size, String[] languages) {
this.filename = filename;
this.size = size;
this.languages = languages;
}
}
}

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package net.sf.briar.i18n;
import java.awt.Font;
import java.io.File;
import java.util.Locale;
import net.sf.briar.BriarTestCase;
import net.sf.briar.TestUtils;
import net.sf.briar.api.i18n.FontManager;
import org.junit.Test;
public class FontManagerTest extends BriarTestCase {
private final File fontDir = TestUtils.getFontDirectory();
@Test
public void testBundledFontsAreLoaded() {
FontManager fontManager = new FontManagerImpl();
fontManager.initialize(Locale.UK, fontDir);
Font font = fontManager.getFontForLanguage("en"); // English
assertEquals(12, font.getSize());
// The exact font names vary by platform, so just check how they start
font = fontManager.getFontForLanguage("bo"); // Tibetan
assertTrue(font.getFamily().startsWith("Tibetan"));
assertEquals(14, font.getSize());
font = fontManager.getFontForLanguage("my"); // Burmese
assertTrue(font.getFamily().startsWith("Padauk"));
assertEquals(14, font.getSize());
}
@Test
public void testInternationalCharactersCanBeDisplayed() {
FontManager fontManager = new FontManagerImpl();
fontManager.initialize(Locale.UK, fontDir);
Font font = fontManager.getFontForLanguage("en"); // English
assertTrue(font.canDisplay('a'));
font = fontManager.getFontForLanguage("ar"); // Arabic
assertTrue(font.canDisplay('\u0627')); // An Arabic character
font = fontManager.getFontForLanguage("bo"); // Tibetan
assertTrue(font.canDisplay('\u0f00')); // A Tibetan character
font = fontManager.getFontForLanguage("fa"); // Persian
assertTrue(font.canDisplay('\ufb56')); // A Persian character
font = fontManager.getFontForLanguage("my"); // Burmese
assertTrue(font.canDisplay('\u1000')); // A Burmese character
font = fontManager.getFontForLanguage("zh"); // Chinese
assertTrue(font.canDisplay('\u4e00')); // A Chinese character
}
@Test
public void testSetAndGetUiFont() {
FontManager fontManager = new FontManagerImpl();
fontManager.initialize(Locale.UK, fontDir);
Font font = fontManager.getUiFont();
assertEquals(12, font.getSize());
fontManager.setUiFontForLanguage("bo");
font = fontManager.getUiFont();
assertTrue(font.getFamily().startsWith("Tibetan"));
assertEquals(14, font.getSize());
fontManager.setUiFontForLanguage("en");
font = fontManager.getUiFont();
assertEquals(12, font.getSize());
}
}

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package net.sf.briar.i18n;
import java.awt.ComponentOrientation;
import java.awt.Font;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.util.Collection;
import java.util.Locale;
import java.util.MissingResourceException;
import java.util.ResourceBundle;
import java.util.Scanner;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.UIManager;
import net.sf.briar.api.i18n.FontManager;
import net.sf.briar.api.i18n.I18n;
import net.sf.briar.util.FileUtils;
import com.google.inject.Inject;
// Needs to be public for installer
public class I18nImpl implements I18n {
/**
* Property keys for strings used in the JRE's built-in dialogs. Values
* assigned to these keys in i18n properties files will override the
* built-in values.
*/
private static final String[] uiManagerKeys = {
"FileChooser.acceptAllFileFilterText",
"FileChooser.cancelButtonText",
"FileChooser.cancelButtonToolTipText",
"FileChooser.detailsViewButtonAccessibleName",
"FileChooser.detailsViewButtonToolTipText",
"FileChooser.directoryOpenButtonText",
"FileChooser.directoryOpenButtonToolTipText",
"FileChooser.fileAttrHeaderText",
"FileChooser.fileDateHeaderText",
"FileChooser.fileNameHeaderText",
"FileChooser.fileNameLabelText",
"FileChooser.fileSizeHeaderText",
"FileChooser.filesOfTypeLabelText",
"FileChooser.fileTypeHeaderText",
"FileChooser.helpButtonText",
"FileChooser.helpButtonToolTipText",
"FileChooser.homeFolderAccessibleName",
"FileChooser.homeFolderToolTipText",
"FileChooser.listViewButtonAccessibleName",
"FileChooser.listViewButtonToolTipText",
"FileChooser.lookInLabelText",
"FileChooser.newFolderErrorText",
"FileChooser.newFolderToolTipText",
"FileChooser.openButtonText",
"FileChooser.openButtonToolTipText",
"FileChooser.openDialogTitleText",
"FileChooser.saveButtonText",
"FileChooser.saveButtonToolTipText",
"FileChooser.saveDialogTitleText",
"FileChooser.saveInLabelText",
"FileChooser.updateButtonText",
"FileChooser.updateButtonToolTipText",
"FileChooser.upFolderAccessibleName",
"FileChooser.upFolderToolTipText",
"OptionPane.cancelButtonText",
"OptionPane.noButtonText",
"OptionPane.yesButtonText",
"ProgressMonitor.progressText"
};
private static final Logger LOG =
Logger.getLogger(I18nImpl.class.getName());
private final Object bundleLock = new Object();
private final ClassLoader loader = I18n.class.getClassLoader();
private final Collection<Listener> listeners =
new CopyOnWriteArrayList<Listener>();
private final FontManager fontManager;
private volatile Locale locale = Locale.getDefault();
private volatile ResourceBundle bundle = null;
@Inject
public I18nImpl(FontManager fontManager) {
this.fontManager = fontManager;
}
public String tr(String name) {
loadResourceBundle();
return bundle.getString(name);
}
private void loadResourceBundle() {
if(bundle == null) {
synchronized(bundleLock) {
if(bundle == null) {
bundle = ResourceBundle.getBundle("i18n", locale, loader);
assert bundle != null;
for(String key : uiManagerKeys) {
try {
UIManager.put(key, bundle.getString(key));
} catch(MissingResourceException e) {
if(LOG.isLoggable(Level.WARNING))
LOG.warning(e.toString());
}
}
}
}
}
}
public Locale getLocale() {
return locale;
}
public void setLocale(Locale locale) {
fontManager.setUiFontForLanguage(locale.getLanguage());
Font uiFont = fontManager.getUiFont();
synchronized(bundleLock) {
this.locale = locale;
Locale.setDefault(locale);
bundle = null;
for(Listener l : listeners) l.localeChanged(uiFont);
}
}
public void loadLocale() throws IOException {
loadLocale(new File(FileUtils.getBriarDirectory(), "Data/locale.cfg"));
}
public void loadLocale(File f) throws IOException {
Scanner s = new Scanner(f);
if(s.hasNextLine()) setLocale(new Locale(s.nextLine()));
s.close();
}
public void saveLocale() throws IOException {
saveLocale(new File(FileUtils.getBriarDirectory(), "Data/locale.cfg"));
}
public void saveLocale(File f) throws IOException {
FileOutputStream out = new FileOutputStream(f);
PrintStream print = new PrintStream(out);
print.println(locale);
print.flush();
print.close();
}
public ComponentOrientation getComponentOrientation() {
return ComponentOrientation.getOrientation(locale);
}
public void addListener(Listener l) {
l.localeChanged(fontManager.getUiFont());
listeners.add(l);
}
public void removeListener(Listener l) {
listeners.remove(l);
}
}

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package net.sf.briar.i18n;
import net.sf.briar.api.i18n.FontManager;
import net.sf.briar.api.i18n.I18n;
import com.google.inject.AbstractModule;
import com.google.inject.Singleton;
public class I18nModule extends AbstractModule {
@Override
protected void configure() {
bind(FontManager.class).to(FontManagerImpl.class).in(Singleton.class);
bind(I18n.class).to(I18nImpl.class).in(Singleton.class);
}
}

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package net.sf.briar.i18n;
import java.awt.Font;
import java.io.File;
import java.io.IOException;
import java.util.Locale;
import net.sf.briar.BriarTestCase;
import net.sf.briar.TestUtils;
import net.sf.briar.api.i18n.FontManager;
import net.sf.briar.api.i18n.I18n;
import org.jmock.Expectations;
import org.jmock.Mockery;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class I18nTest extends BriarTestCase {
private final File base =
new File(TestUtils.getBuildDirectory(), "i18n.properties");
private final File french =
new File(TestUtils.getBuildDirectory(), "i18n_fr.properties");
private final File testDir = TestUtils.getTestDirectory();
FontManager fontManager = null;
I18n i18n = null;
@Before
public void setUp() throws IOException {
TestUtils.createFile(base, "FOO=foo\r\nBAR=bar\r\n");
TestUtils.createFile(french, "FOO=le foo\r\nBAR=la bar\r\n");
fontManager = new FontManagerImpl();
fontManager.initialize(Locale.UK, TestUtils.getFontDirectory());
i18n = new I18nImpl(fontManager);
}
@Test
public void testTr() {
i18n.setLocale(Locale.UK);
assertEquals("foo", i18n.tr("FOO"));
i18n.setLocale(Locale.FRANCE);
assertEquals("le foo", i18n.tr("FOO"));
i18n.setLocale(Locale.CHINA); // No translation - use default
assertEquals("foo", i18n.tr("FOO"));
}
@Test
public void testSettingLocaleAffectsComponentOrientation() {
i18n.setLocale(new Locale("en")); // English
assertTrue(i18n.getComponentOrientation().isLeftToRight());
i18n.setLocale(new Locale("ar")); // Arabic
assertFalse(i18n.getComponentOrientation().isLeftToRight());
}
@Test
public void testListenersAreInformedOfLocaleChanges() {
final Font englishFont = fontManager.getFontForLanguage("en");
final Font tibetanFont = fontManager.getFontForLanguage("bo");
Mockery context = new Mockery();
final I18n.Listener listener = context.mock(I18n.Listener.class);
context.checking(new Expectations() {{
// Listener should be called once when registered
oneOf(listener).localeChanged(englishFont);
// Listener should be called again when locale changes
oneOf(listener).localeChanged(tibetanFont);
}});
i18n.setLocale(new Locale("en"));
i18n.addListener(listener);
i18n.setLocale(new Locale("bo"));
i18n.removeListener(listener);
context.assertIsSatisfied();
}
@Test
public void testSaveAndLoadLocale() throws IOException {
testDir.mkdirs();
File f = new File(testDir, "locale.cfg");
i18n.setLocale(new Locale("fr"));
assertEquals("le foo", i18n.tr("FOO"));
i18n.saveLocale(f);
i18n.setLocale(new Locale("zh")); // No translation - use default
assertEquals("foo", i18n.tr("FOO"));
i18n.loadLocale(f);
assertEquals("le foo", i18n.tr("FOO"));
}
@After
public void tearDown() {
TestUtils.delete(base);
TestUtils.delete(french);
TestUtils.deleteTestDirectory(testDir);
}
}