+++ /dev/null
-package be.nikiroo.fanfix;
-
-import java.io.File;
-import java.io.IOException;
-import java.util.Date;
-
-import be.nikiroo.fanfix.bundles.Config;
-import be.nikiroo.fanfix.bundles.ConfigBundle;
-import be.nikiroo.fanfix.bundles.StringId;
-import be.nikiroo.fanfix.bundles.StringIdBundle;
-import be.nikiroo.fanfix.bundles.UiConfig;
-import be.nikiroo.fanfix.bundles.UiConfigBundle;
-import be.nikiroo.fanfix.library.BasicLibrary;
-import be.nikiroo.fanfix.library.CacheLibrary;
-import be.nikiroo.fanfix.library.LocalLibrary;
-import be.nikiroo.fanfix.library.RemoteLibrary;
-import be.nikiroo.utils.Cache;
-import be.nikiroo.utils.IOUtils;
-import be.nikiroo.utils.TraceHandler;
-import be.nikiroo.utils.resources.Bundles;
-
-/**
- * Global state for the program (services and singletons).
- *
- * @author niki
- */
-public class Instance {
- private static ConfigBundle config;
- private static UiConfigBundle uiconfig;
- private static StringIdBundle trans;
- private static DataLoader cache;
- private static BasicLibrary lib;
- private static File coverDir;
- private static File readerTmp;
- private static File remoteDir;
- private static String configDir;
- private static TraceHandler tracer;
-
- static {
- // Before we can configure it:
- tracer = new TraceHandler(true, checkEnv("DEBUG"), false);
-
- // Most of the rest is dependent upon this:
- config = new ConfigBundle();
-
- configDir = System.getProperty("CONFIG_DIR");
- if (configDir == null) {
- configDir = System.getenv("CONFIG_DIR");
- }
-
- if (configDir == null) {
- configDir = new File(System.getProperty("user.home"), ".fanfix")
- .getPath();
- }
-
- if (!new File(configDir).exists()) {
- new File(configDir).mkdirs();
- } else {
- Bundles.setDirectory(configDir);
- }
-
- try {
- config = new ConfigBundle();
- config.updateFile(configDir);
- } catch (IOException e) {
- tracer.error(e);
- }
- try {
- uiconfig = new UiConfigBundle();
- uiconfig.updateFile(configDir);
- } catch (IOException e) {
- tracer.error(e);
- }
-
- // No updateFile for this one! (we do not want the user to have custom
- // translations that won't accept updates from newer versions)
- trans = new StringIdBundle(getLang());
-
- // Fix an old bug (we used to store custom translation files by
- // default):
- if (trans.getString(StringId.INPUT_DESC_CBZ) == null) {
- // TODO: create the deleteFile method
- // trans.deleteFile(configDir);
- }
-
- Bundles.setDirectory(configDir);
-
- uiconfig = new UiConfigBundle();
- trans = new StringIdBundle(getLang());
-
- boolean debug = Instance.getConfig()
- .getBoolean(Config.DEBUG_ERR, false);
- boolean trace = Instance.getConfig().getBoolean(Config.DEBUG_TRACE,
- false);
- coverDir = getFile(Config.DEFAULT_COVERS_DIR);
- File tmp = getFile(Config.CACHE_DIR);
- readerTmp = getFile(UiConfig.CACHE_DIR_LOCAL_READER);
- remoteDir = new File(configDir, "remote");
-
- if (checkEnv("NOUTF")) {
- trans.setUnicode(false);
- }
-
- if (checkEnv("DEBUG")) {
- debug = true;
- }
-
- tracer = new TraceHandler(true, debug, trace);
-
- String remoteLib = config.getString(Config.DEFAULT_LIBRARY);
- if (remoteLib == null || remoteLib.trim().isEmpty()) {
- try {
- lib = new LocalLibrary(getFile(Config.LIBRARY_DIR));
- } catch (Exception e) {
- tracer.error(new IOException(
- "Cannot create library for directory: "
- + getFile(Config.LIBRARY_DIR), e));
- }
- } else {
- int pos = remoteLib.lastIndexOf(":");
- if (pos >= 0) {
- String port = remoteLib.substring(pos + 1).trim();
- remoteLib = remoteLib.substring(0, pos);
- pos = remoteLib.lastIndexOf(":");
- if (pos >= 0) {
- String host = remoteLib.substring(pos + 1).trim();
- String key = remoteLib.substring(0, pos).trim();
-
- try {
- tracer.trace("Selecting remote library " + host + ":"
- + port);
- lib = new RemoteLibrary(key, host,
- Integer.parseInt(port));
- lib = new CacheLibrary(getRemoteDir(host), lib);
-
- } catch (Exception e) {
- }
- }
- }
-
- if (lib == null) {
- tracer.error(new IOException(
- "Cannot create remote library for: "
- + getFile(Config.DEFAULT_LIBRARY)));
- }
- }
-
- // Could have used: System.getProperty("java.io.tmpdir")
- if (tmp == null) {
- tmp = new File(configDir, "tmp");
- }
- if (readerTmp == null) {
- readerTmp = new File(configDir, "tmp-reader");
- }
- //
-
- if (coverDir != null && !coverDir.exists()) {
- tracer.error(new IOException(
- "The 'default covers' directory does not exists: "
- + coverDir));
- coverDir = null;
- }
-
- try {
- String ua = config.getString(Config.USER_AGENT);
- int hours = config.getInteger(Config.CACHE_MAX_TIME_CHANGING, -1);
- int hoursLarge = config
- .getInteger(Config.CACHE_MAX_TIME_STABLE, -1);
-
- cache = new DataLoader(tmp, ua, hours, hoursLarge);
- } catch (IOException e) {
- tracer.error(new IOException(
- "Cannot create cache (will continue without cache)", e));
- }
- }
-
- /**
- * The traces handler for this {@link Cache}.
- * <p>
- * It is never NULL.
- *
- * @return the traces handler (never NULL)
- */
- public static TraceHandler getTraceHandler() {
- return tracer;
- }
-
- /**
- * The traces handler for this {@link Cache}.
- *
- * @param tracer
- * the new traces handler or NULL
- */
- public static void setTraceHandler(TraceHandler tracer) {
- if (tracer == null) {
- tracer = new TraceHandler(false, false, false);
- }
-
- Instance.tracer = tracer;
- }
-
- /**
- * Get the (unique) configuration service for the program.
- *
- * @return the configuration service
- */
- public static ConfigBundle getConfig() {
- return config;
- }
-
- /**
- * Get the (unique) UI configuration service for the program.
- *
- * @return the configuration service
- */
- public static UiConfigBundle getUiConfig() {
- return uiconfig;
- }
-
- /**
- * Get the (unique) {@link DataLoader} for the program.
- *
- * @return the {@link DataLoader}
- */
- public static DataLoader getCache() {
- return cache;
- }
-
- /**
- * Get the (unique) {link StringIdBundle} for the program.
- *
- * @return the {link StringIdBundle}
- */
- public static StringIdBundle getTrans() {
- return trans;
- }
-
- /**
- * Get the (unique) {@link LocalLibrary} for the program.
- *
- * @return the {@link LocalLibrary}
- */
- public static BasicLibrary getLibrary() {
- if (lib == null) {
- throw new NullPointerException("We don't have a library to return");
- }
-
- return lib;
- }
-
- /**
- * Return the directory where to look for default cover pages.
- *
- * @return the default covers directory
- */
- public static File getCoverDir() {
- return coverDir;
- }
-
- /**
- * Return the directory where to store temporary files for the local reader.
- *
- * @return the directory
- */
- public static File getReaderDir() {
- return readerTmp;
- }
-
- /**
- * Return the directory where to store temporary files for the remote
- * {@link LocalLibrary}.
- *
- * @param host
- * the remote for this host
- *
- * @return the directory
- */
- public static File getRemoteDir(String host) {
- remoteDir.mkdirs();
-
- if (host != null) {
- return new File(remoteDir, host);
- }
-
- return remoteDir;
- }
-
- /**
- * Check if we need to check that a new version of Fanfix is available.
- *
- * @return TRUE if we need to
- */
- public static boolean isVersionCheckNeeded() {
- try {
- long wait = config.getInteger(Config.UPDATE_INTERVAL, 1) * 24 * 60
- * 60 * 1000;
- if (wait >= 0) {
- String lastUpString = IOUtils.readSmallFile(new File(configDir,
- "LAST_UPDATE"));
- long delay = new Date().getTime()
- - Long.parseLong(lastUpString);
- if (delay > wait) {
- return true;
- }
- } else {
- return false;
- }
- } catch (Exception e) {
- // No file or bad file:
- return true;
- }
-
- return false;
- }
-
- /**
- * Notify that we checked for a new version of Fanfix.
- */
- public static void setVersionChecked() {
- try {
- IOUtils.writeSmallFile(new File(configDir), "LAST_UPDATE",
- Long.toString(new Date().getTime()));
- } catch (IOException e) {
- tracer.error(e);
- }
- }
-
- /**
- * Return a path, but support the special $HOME variable.
- *
- * @return the path
- */
- private static File getFile(Config id) {
- return getFile(config.getString(id));
- }
-
- /**
- * Return a path, but support the special $HOME variable.
- *
- * @return the path
- */
- private static File getFile(UiConfig id) {
- return getFile(uiconfig.getString(id));
- }
-
- /**
- * Return a path, but support the special $HOME variable.
- *
- * @return the path
- */
- private static File getFile(String path) {
- File file = null;
- if (path != null && !path.isEmpty()) {
- path = path.replace('/', File.separatorChar);
- if (path.contains("$HOME")) {
- path = path.replace("$HOME",
- "" + System.getProperty("user.home"));
- }
-
- file = new File(path);
- }
-
- return file;
- }
-
- /**
- * The language to use for the application (NULL = default system language).
- *
- * @return the language
- */
- private static String getLang() {
- String lang = config.getString(Config.LANG);
-
- if (System.getenv("LANG") != null && !System.getenv("LANG").isEmpty()) {
- lang = System.getenv("LANG");
- }
-
- if (lang != null && lang.isEmpty()) {
- lang = null;
- }
-
- return lang;
- }
-
- /**
- * Check that the given environment variable is "enabled".
- *
- * @param key
- * the variable to check
- *
- * @return TRUE if it is
- */
- private static boolean checkEnv(String key) {
- String value = System.getenv(key);
- if (value != null) {
- value = value.trim().toLowerCase();
- if ("yes".equals(value) || "true".equals(value)
- || "on".equals(value) || "1".equals(value)
- || "y".equals(value)) {
- return true;
- }
- }
-
- return false;
- }
-}