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- /*
- * Copyright (c) 2006-2011 DMDirc Developers
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
- package com.dmdirc.config;
-
- import com.dmdirc.Main;
- import com.dmdirc.interfaces.ConfigChangeListener;
- import com.dmdirc.logger.ErrorLevel;
- import com.dmdirc.logger.Logger;
- import com.dmdirc.util.io.ConfigFile;
- import com.dmdirc.util.io.InvalidConfigFileException;
- import com.dmdirc.util.collections.WeakList;
- import com.dmdirc.util.validators.Validator;
-
- import java.io.File;
- import java.io.IOException;
- import java.io.InputStream;
- import java.util.ArrayList;
- import java.util.HashMap;
- import java.util.HashSet;
- import java.util.LinkedList;
- import java.util.List;
- import java.util.Map;
- import java.util.Set;
- import java.util.logging.Level;
-
- /**
- * An identity is a group of settings that are applied to a connection, server,
- * network or channel. Identities may be automatically applied in certain
- * cases, or the user may manually apply them.
- * <p>
- * Note: this class has a natural ordering that is inconsistent with equals.
- */
- public class Identity extends ConfigSource implements Comparable<Identity> {
-
- /** A regular expression that will match all characters illegal in file names. */
- protected static final String ILLEGAL_CHARS = "[\\\\\"/:\\*\\?\"<>\\|]";
-
- /** The domain used for identity settings. */
- private static final String DOMAIN = "identity".intern();
-
- /** The domain used for profile settings. */
- private static final String PROFILE_DOMAIN = "profile".intern();
-
- /** A logger for this class. */
- private static final java.util.logging.Logger LOGGER = java.util.logging
- .Logger.getLogger(Identity.class.getName());
-
- /** The target for this identity. */
- protected final ConfigTarget myTarget;
-
- /** The configuration details for this identity. */
- protected final ConfigFile file;
-
- /** The global config manager. */
- protected ConfigManager globalConfig;
-
- /** The config change listeners for this source. */
- protected final List<ConfigChangeListener> listeners
- = new WeakList<ConfigChangeListener>();
-
- /** Whether this identity needs to be saved. */
- protected boolean needSave;
-
- /**
- * Creates a new instance of Identity.
- *
- * @param file The file to load this identity from
- * @param forceDefault Whether to force this identity to be loaded as default
- * identity or not
- * @throws InvalidIdentityFileException Missing required properties
- * @throws IOException Input/output exception
- */
- public Identity(final File file, final boolean forceDefault) throws IOException,
- InvalidIdentityFileException {
- super();
-
- this.file = new ConfigFile(file);
- this.file.setAutomake(true);
- initFile(forceDefault);
- myTarget = getTarget(forceDefault);
-
- if (myTarget.isCustom(PROFILE_DOMAIN)) {
- migrateProfile();
- }
- }
-
- /**
- * Creates a new read-only identity.
- *
- * @param stream The input stream to read the identity from
- * @param forceDefault Whether to force this identity to be loaded as default
- * identity or not
- * @throws InvalidIdentityFileException Missing required properties
- * @throws IOException Input/output exception
- */
- public Identity(final InputStream stream, final boolean forceDefault) throws IOException,
- InvalidIdentityFileException {
- super();
-
- this.file = new ConfigFile(stream);
- this.file.setAutomake(true);
- initFile(forceDefault);
- myTarget = getTarget(forceDefault);
-
- if (myTarget.isCustom(PROFILE_DOMAIN)) {
- migrateProfile();
- }
- }
-
- /**
- * Creates a new identity from the specified config file.
- *
- * @param configFile The config file to use
- * @param target The target of this identity
- */
- public Identity(final ConfigFile configFile, final ConfigTarget target) {
- super();
-
- this.file = configFile;
- this.file.setAutomake(true);
- this.myTarget = target;
-
- if (myTarget.isCustom(PROFILE_DOMAIN)) {
- migrateProfile();
- }
- }
-
- /**
- * Determines and returns the target for this identity from its contents.
- *
- * @param forceDefault Whether to force this to be a default identity
- * @return A ConfigTarget for this identity
- * @throws InvalidIdentityFileException If the identity isn't valid
- */
- private ConfigTarget getTarget(final boolean forceDefault)
- throws InvalidIdentityFileException {
- final ConfigTarget target = new ConfigTarget();
-
- if (hasOptionString(DOMAIN, "ircd")) {
- target.setIrcd(getOption(DOMAIN, "ircd"));
- } else if (hasOptionString(DOMAIN, "protocol")) {
- target.setProtocol(getOption(DOMAIN, "protocol"));
- } else if (hasOptionString(DOMAIN, "network")) {
- target.setNetwork(getOption(DOMAIN, "network"));
- } else if (hasOptionString(DOMAIN, "server")) {
- target.setServer(getOption(DOMAIN, "server"));
- } else if (hasOptionString(DOMAIN, "channel")) {
- target.setChannel(getOption(DOMAIN, "channel"));
- } else if (hasOptionString(DOMAIN, "globaldefault")) {
- target.setGlobalDefault();
- } else if (hasOptionString(DOMAIN, "global") || (forceDefault && !isProfile())) {
- target.setGlobal();
- } else if (isProfile()) {
- target.setCustom(PROFILE_DOMAIN);
- } else if (hasOptionString(DOMAIN, "type")) {
- target.setCustom(getOption(DOMAIN, "type"));
- } else {
- throw new InvalidIdentityFileException("No target and no profile");
- }
-
- if (hasOptionString(DOMAIN, "order")) {
- target.setOrder(getOptionInt(DOMAIN, "order"));
- }
-
- return target;
- }
-
- /**
- * Initialises this identity from a file.
- *
- * @since 0.6.3
- * @param forceDefault Whether to force this to be a default identity
- * @param file The file to load this identity from (or null)
- * @throws InvalidIdentityFileException if the identity file is invalid
- * @throws IOException On I/O exception when reading the identity
- */
- private void initFile(final boolean forceDefault)
- throws InvalidIdentityFileException, IOException {
- try {
- this.file.read();
- } catch (InvalidConfigFileException ex) {
- throw new InvalidIdentityFileException(ex);
- }
-
- if (!hasOptionString(DOMAIN, "name") && !forceDefault) {
- throw new InvalidIdentityFileException("No name specified");
- }
- }
-
- /**
- * Attempts to reload this identity from disk. If this identity has been
- * modified (i.e., {@code needSave} is true), then this method silently
- * returns straight away. All relevant ConfigChangeListeners are fired for
- * new, altered and deleted properties. The target of the identity will not
- * be changed by this method, even if it has changed on disk.
- *
- * @throws java.io.IOException On I/O exception when reading the identity
- * @throws InvalidConfigFileException if the config file is no longer valid
- */
- public void reload() throws IOException, InvalidConfigFileException {
- if (needSave) {
- return;
- }
-
- final List<String[]> changes = new LinkedList<String[]>();
-
- synchronized (this) {
- final Map<String, Map<String, String>> oldProps = file.getKeyDomains();
-
- file.read();
-
- for (Map.Entry<String, Map<String, String>> entry : file.getKeyDomains().entrySet()) {
- final String domain = entry.getKey();
-
- for (Map.Entry<String, String> subentry : entry.getValue().entrySet()) {
- final String key = subentry.getKey();
- final String value = subentry.getValue();
-
- if (!oldProps.containsKey(domain)) {
- changes.add(new String[]{domain, key});
- } else if (!oldProps.get(domain).containsKey(key)
- || !oldProps.get(domain).get(key).equals(value)) {
- changes.add(new String[]{domain, key});
- oldProps.get(domain).remove(key);
- }
- }
-
- if (oldProps.containsKey(domain)) {
- for (String key : oldProps.get(domain).keySet()) {
- changes.add(new String[]{domain, key});
- }
- }
- }
- }
-
- for (String[] change : changes) {
- fireSettingChange(change[0], change[1]);
- }
- }
-
- /**
- * Fires the config changed listener for the specified option after this
- * identity is reloaded.
- *
- * @param domain The domain of the option that's changed
- * @param key The key of the option that's changed
- * @since 0.6.3m1
- */
- private void fireSettingChange(final String domain, final String key) {
- for (ConfigChangeListener listener : new ArrayList<ConfigChangeListener>(listeners)) {
- listener.configChanged(domain, key);
- }
- }
-
- /**
- * Returns the name of this identity.
- *
- * @return The name of this identity
- */
- public String getName() {
- if (hasOptionString(DOMAIN, "name")) {
- return getOption(DOMAIN, "name");
- } else {
- return "Unnamed";
- }
- }
-
- /**
- * Checks if this profile needs migrating from the old method of
- * storing nicknames (profile.nickname + profile.altnicks) to the new
- * method (profile.nicknames), and performs the migration if needed.
- *
- * @since 0.6.3m1
- */
- protected void migrateProfile() {
- if (hasOptionString(PROFILE_DOMAIN, "nickname")) {
- // Migrate
-
- setOption(PROFILE_DOMAIN, "nicknames", getOption(PROFILE_DOMAIN, "nickname")
- + (hasOptionString(PROFILE_DOMAIN, "altnicks") ? "\n"
- + getOption(PROFILE_DOMAIN, "altnicks") : ""));
- unsetOption(PROFILE_DOMAIN, "nickname");
- unsetOption(PROFILE_DOMAIN, "altnicks");
- }
- }
-
- /**
- * Determines whether this identity can be used as a profile when
- * connecting to a server. Profiles are identities that can supply
- * nick, ident, real name, etc.
- *
- * @return True iff this identity can be used as a profile
- */
- public boolean isProfile() {
- return (hasOptionString(PROFILE_DOMAIN, "nicknames")
- || hasOptionString(PROFILE_DOMAIN, "nickname"))
- && hasOptionString(PROFILE_DOMAIN, "realname");
- }
-
- /** {@inheritDoc} */
- @Override
- protected boolean hasOption(final String domain, final String option,
- final Validator<String> validator) {
- return file.isKeyDomain(domain)
- && file.getKeyDomain(domain).containsKey(option)
- && !validator.validate(file.getKeyDomain(domain).get(option)).isFailure();
- }
-
- /** {@inheritDoc} */
- @Override
- public synchronized String getOption(final String domain,
- final String option, final Validator<String> validator) {
- final String value = file.getKeyDomain(domain).get(option);
-
- if (validator.validate(value).isFailure()) {
- return null;
- }
-
- return value;
- }
-
- /**
- * Sets the specified option in this identity to the specified value.
- *
- * @param domain The domain of the option
- * @param option The name of the option
- * @param value The new value for the option
- */
- public void setOption(final String domain, final String option,
- final String value) {
- String oldValue;
- boolean unset = false;
-
- synchronized (this) {
- oldValue = getOption(domain, option);
- LOGGER.finest(getName() + ": setting " + domain + "." + option + " to " + value);
-
- if (myTarget.getType() == ConfigTarget.TYPE.GLOBAL) {
- // If we're the global config, don't set useless settings that are
- // covered by global defaults.
-
- if (globalConfig == null) {
- globalConfig = new ConfigManager("", "", "", "");
- }
-
- globalConfig.removeIdentity(this);
-
- if (globalConfig.hasOptionString(domain, option)
- && globalConfig.getOption(domain, option).equals(value)) {
- // The new value is covered by a default setting
- if (oldValue == null) {
- // There was no old value, so we don't need to do anything
- return;
- } else {
- // There was an old value, so we need to unset it so
- // that the default shows through.
- file.getKeyDomain(domain).remove(option);
- needSave = true;
- unset = true;
- }
- }
- }
-
- if (!unset && ((oldValue == null && value != null)
- || (oldValue != null && !oldValue.equals(value)))) {
- file.getKeyDomain(domain).put(option, value);
- needSave = true;
- }
- }
-
- // Fire any setting change listeners now we're no longer holding
- // a lock on this identity.
- if (unset || (oldValue == null && value != null)
- || (oldValue != null && !oldValue.equals(value))) {
- fireSettingChange(domain, option);
- }
- }
-
- /**
- * Sets the specified option in this identity to the specified value.
- *
- * @param domain The domain of the option
- * @param option The name of the option
- * @param value The new value for the option
- */
- public void setOption(final String domain, final String option,
- final int value) {
- setOption(domain, option, String.valueOf(value));
- }
-
- /**
- * Sets the specified option in this identity to the specified value.
- *
- * @param domain The domain of the option
- * @param option The name of the option
- * @param value The new value for the option
- */
- public void setOption(final String domain, final String option,
- final boolean value) {
- setOption(domain, option, String.valueOf(value));
- }
-
- /**
- * Sets the specified option in this identity to the specified value.
- *
- * @param domain The domain of the option
- * @param option The name of the option
- * @param value The new value for the option
- */
- public void setOption(final String domain, final String option,
- final List<String> value) {
- final StringBuilder temp = new StringBuilder();
- for (String part : value) {
- temp.append('\n');
- temp.append(part);
- }
- setOption(domain, option, temp.length() > 0 ? temp.substring(1) : temp.toString());
- }
-
- /**
- * Unsets a specified option.
- *
- * @param domain domain of the option
- * @param option name of the option
- */
- public void unsetOption(final String domain, final String option) {
- synchronized (this) {
- file.getKeyDomain(domain).remove(option);
- needSave = true;
- }
-
- fireSettingChange(domain, option);
- }
-
- /**
- * Returns the set of domains available in this identity.
- *
- * @since 0.6
- * @return The set of domains used by this identity
- */
- public Set<String> getDomains() {
- return new HashSet<String>(file.getKeyDomains().keySet());
- }
-
- /**
- * Retrieves a map of all options within the specified domain in this
- * identity.
- *
- * @param domain The domain to retrieve
- * @since 0.6
- * @return A map of option names to values
- */
- public synchronized Map<String, String> getOptions(final String domain) {
- return new HashMap<String, String>(file.getKeyDomain(domain));
- }
-
- /**
- * Saves this identity to disk if it has been updated.
- */
- public synchronized void save() {
- LOGGER.log(Level.FINE, "{0}: save(); needsave = {1}", new Object[]{getName(), needSave});
-
- if (needSave && file != null && file.isWritable()) {
- if (myTarget != null && myTarget.getType() == ConfigTarget.TYPE.GLOBAL) {
- LOGGER.log(Level.FINER, "{0}: I''m a global config", getName());
-
- // This branch is executed if this identity is global. In this
- // case, we build a global config (removing ourself and the
- // versions identity) and compare our values to the values
- // contained in that. Any values that are the same can be unset
- // from this identity (as they will default to their current
- // value).
- //
- // Note that the updater channel is included in the version
- // identity, and this is excluded from the global config. This
- // means that once you manually set the channel it will stay
- // like that until you manually change it again, as opposed
- // to being removed as soon as you use a build from that
- // channel.
-
- if (globalConfig == null) {
- globalConfig = new ConfigManager("", "", "", "");
- }
-
- globalConfig.removeIdentity(this);
- globalConfig.removeIdentity(IdentityManager.getVersionIdentity());
-
- if (LOGGER.isLoggable(Level.FINEST)) {
- for (Identity source : globalConfig.getSources()) {
- LOGGER.log(Level.FINEST, "{0}: source: {1}",
- new Object[]{getName(), source.getName()});
- }
- }
-
- for (Map.Entry<String, Map<String, String>> entry
- : file.getKeyDomains().entrySet()) {
- final String domain = entry.getKey();
-
- for (Map.Entry<String, String> subentry
- : new HashSet<Map.Entry<String, String>>(entry.getValue().entrySet())) {
- final String key = subentry.getKey();
- final String value = subentry.getValue();
-
- if (globalConfig.hasOptionString(domain, key)
- && globalConfig.getOption(domain, key).equals(value)) {
- LOGGER.log(Level.FINEST,
- "{0}: found superfluous setting: {1}.{2} (= {3})",
- new Object[]{getName(), domain, key, value});
- file.getKeyDomain(domain).remove(key);
- }
- }
- }
- }
-
- if (file.isKeyDomain("temp")) {
- file.getKeyDomain("temp").clear();
- }
-
- try {
- file.write();
-
- needSave = false;
- } catch (IOException ex) {
- Logger.userError(ErrorLevel.MEDIUM,
- "Unable to save identity file: " + ex.getMessage());
- }
- }
- }
-
- /**
- * Deletes this identity from disk.
- */
- public synchronized void delete() {
- if (file != null) {
- file.delete();
- }
-
- IdentityManager.removeIdentity(this);
- }
-
- /**
- * Retrieves this identity's target.
- *
- * @return The target of this identity
- */
- public ConfigTarget getTarget() {
- return myTarget;
- }
-
- /**
- * Determines if this identity is loaded from the specified File.
- *
- * @param target The file to be checked
- * @return True if this identity comes from the target file, false otherwise
- * @since 0.6.4
- */
- public boolean isFile(final File target) {
- return file != null && file.getFile() != null && file.getFile().equals(target);
- }
-
- /**
- * Adds a new config change listener for this identity.
- *
- * @param listener The listener to be added
- */
- public void addListener(final ConfigChangeListener listener) {
- listeners.add(listener);
- }
-
- /**
- * Removes the specific config change listener from this identity.
- *
- * @param listener The listener to be removed
- */
- public void removeListener(final ConfigChangeListener listener) {
- listeners.remove(listener);
- }
-
- /**
- * Returns a string representation of this object (its name).
- *
- * @return A string representation of this object
- */
- @Override
- public String toString() {
- return getName();
- }
-
- /** {@inheritDoc} */
- @Override
- public int hashCode() {
- return getName().hashCode() + getTarget().hashCode();
- }
-
- /** {@inheritDoc} */
- @Override
- public boolean equals(final Object obj) {
- return obj instanceof Identity
- && getName().equals(((Identity) obj).getName())
- && getTarget() == ((Identity) obj).getTarget();
- }
-
- /**
- * Compares this identity to another config source to determine which
- * is more specific.
- *
- * @param target The Identity to compare to
- * @return -1 if this config source is less specific, 0 if they're equal,
- * +1 if this config is more specific.
- */
- @Override
- public int compareTo(final Identity target) {
- return target.getTarget().compareTo(myTarget);
- }
-
- /**
- * Creates a new identity containing the specified properties.
- *
- * @param settings The settings to populate the identity with
- * @return A new identity containing the specified properties
- * @throws IOException If the file cannot be created
- * @throws InvalidIdentityFileException If the settings are invalid
- * @since 0.6.3m1
- */
- protected static Identity createIdentity(final Map<String, Map<String, String>> settings)
- throws IOException, InvalidIdentityFileException {
- if (!settings.containsKey(DOMAIN) || !settings.get(DOMAIN).containsKey("name")
- || settings.get(DOMAIN).get("name").isEmpty()) {
- throw new InvalidIdentityFileException("identity.name is not set");
- }
-
- final String fs = System.getProperty("file.separator");
- final String location = Main.getConfigDir() + "identities" + fs;
- final String name = settings.get(DOMAIN).get("name").replaceAll(ILLEGAL_CHARS, "_");
-
- File file = new File(location + name);
- int attempt = 0;
-
- while (file.exists()) {
- file = new File(location + name + "-" + ++attempt);
- }
-
- final ConfigFile configFile = new ConfigFile(file);
-
- for (Map.Entry<String, Map<String, String>> entry : settings.entrySet()) {
- configFile.addDomain(entry.getKey(), entry.getValue());
- }
-
- configFile.write();
-
- final Identity identity = new Identity(file, false);
- IdentityManager.addIdentity(identity);
-
- return identity;
- }
-
- /**
- * Generates an empty identity for the specified target.
- *
- * @param target The target for the new identity
- * @return An empty identity for the specified target
- * @throws IOException if the file can't be written
- * @see #createIdentity(java.util.Map)
- */
- public static Identity buildIdentity(final ConfigTarget target)
- throws IOException {
- final Map<String, Map<String, String>> settings
- = new HashMap<String, Map<String, String>>();
- settings.put(DOMAIN, new HashMap<String, String>(2));
- settings.get(DOMAIN).put("name", target.getData());
- settings.get(DOMAIN).put(target.getTypeName(), target.getData());
-
- try {
- return createIdentity(settings);
- } catch (InvalidIdentityFileException ex) {
- Logger.appError(ErrorLevel.MEDIUM, "Unable to create identity", ex);
- return null;
- }
- }
-
- /**
- * Generates an empty profile with the specified name. Note the name is used
- * as a file name, so should be sanitised.
- *
- * @param name The name of the profile to create
- * @return A new profile with the specified name
- * @throws IOException If the file can't be written
- * @see #createIdentity(java.util.Map)
- */
- public static Identity buildProfile(final String name) throws IOException {
- final Map<String, Map<String, String>> settings
- = new HashMap<String, Map<String, String>>();
- settings.put(DOMAIN, new HashMap<String, String>(1));
- settings.put(PROFILE_DOMAIN, new HashMap<String, String>(2));
-
- final String nick = System.getProperty("user.name").replace(' ', '_');
-
- settings.get(DOMAIN).put("name", name);
- settings.get(PROFILE_DOMAIN).put("nicknames", nick);
- settings.get(PROFILE_DOMAIN).put("realname", nick);
-
- try {
- return createIdentity(settings);
- } catch (InvalidIdentityFileException ex) {
- Logger.appError(ErrorLevel.MEDIUM, "Unable to create identity", ex);
- return null;
- }
- }
-
- /**
- * Generates a custom identity with the specified name and type. Note the
- * name is used as a file name, so should be sanitised.
- *
- * @param type The type of the identity to create
- * @param name The name of the identity to create
- * @return A new custom identity with the specified name
- * @throws IOException If the file can't be written
- */
- public static Identity buildIdentity(final String name, final String type)
- throws IOException {
- final Map<String, Map<String, String>> settings
- = new HashMap<String, Map<String, String>>();
- settings.put(DOMAIN, new HashMap<String, String>(2));
-
- settings.get(DOMAIN).put("name", name);
- settings.get(DOMAIN).put("type", type);
-
- try {
- return createIdentity(settings);
- } catch (InvalidIdentityFileException ex) {
- Logger.appError(ErrorLevel.MEDIUM, "Unable to create identity", ex);
- return null;
- }
- }
-
- }
|