Examples with GlobalEnv com.laytonsmith.core.environments.GlobalEnv used on opensource projects

Example 6 with GlobalEnv

use of com.laytonsmith.core.environments.GlobalEnv in project CommandHelper by EngineHub.

the class AliasCore method reload.

/**
 * Loads the global alias file in from the file system. If a player is running the command, send a reference to
 * them, and they will see compile errors, otherwise, null.
 *
 * @param player
 * @param settings The argument list for the settings.
 * @param firstLoad Indicates that CH is loading
 */
public final void reload(MCPlayer player, String[] settings, boolean firstLoad) {
    ReloadOptions options;
    try {
        options = new ReloadOptions(settings);
    } catch (Exception ex) {
        if (player != null) {
            player.sendMessage(ex.getMessage());
        } else {
            StreamUtils.GetSystemOut().println(ex.getMessage());
        }
        return;
    }
    try {
        if (Prefs.AllowDynamicShell()) {
            CHLog.GetLogger().Log(CHLog.Tags.GENERAL, LogLevel.WARNING, "allow-dynamic-shell is set to true in " + CommandHelperFileLocations.getDefault().getProfilerConfigFile().getName() + " you should set this to false, except during development.", Target.UNKNOWN);
        }
        if (parent.profiler == null || options.reloadProfiler()) {
            parent.profiler = new Profiler(MethodScriptFileLocations.getDefault().getProfilerConfigFile());
        }
        ProfilePoint extensionPreReload = parent.profiler.start("Extension PreReloadAliases call", LogLevel.VERBOSE);
        try {
            // Allow new-style extensions know we are about to reload aliases.
            ExtensionManager.PreReloadAliases(options);
        } finally {
            extensionPreReload.stop();
        }
        ProfilePoint shutdownHooks = parent.profiler.start("Shutdown hooks call", LogLevel.VERBOSE);
        try {
            StaticLayer.GetConvertor().runShutdownHooks();
        } finally {
            shutdownHooks.stop();
        }
        if (!firstLoad && options.reloadExtensions()) {
            ProfilePoint extensionManagerShutdown = parent.profiler.start("Extension manager shutdown", LogLevel.VERBOSE);
            try {
                ExtensionManager.Shutdown();
            } finally {
                extensionManagerShutdown.stop();
            }
        }
        CHLog.initialize(MethodScriptFileLocations.getDefault().getConfigDirectory());
        // Clear out the data source cache
        DataSourceFactory.DisconnectAll();
        // PacketJumper.startup(); we're not using this yet
        if (options.reloadExtensions()) {
            ProfilePoint extensionManagerStartup = parent.profiler.start("Extension manager startup", LogLevel.VERBOSE);
            try {
                ExtensionManager.Startup();
            } finally {
                extensionManagerStartup.stop();
            }
        }
        CHLog.GetLogger().Log(CHLog.Tags.GENERAL, LogLevel.VERBOSE, "Scripts reloading...", Target.UNKNOWN);
        if (parent.persistenceNetwork == null || options.reloadPersistenceConfig()) {
            ProfilePoint persistenceConfigReload = parent.profiler.start("Reloading persistence configuration", LogLevel.VERBOSE);
            try {
                MemoryDataSource.ClearDatabases();
                ConnectionMixinFactory.ConnectionMixinOptions mixinOptions = new ConnectionMixinFactory.ConnectionMixinOptions();
                mixinOptions.setWorkingDirectory(MethodScriptFileLocations.getDefault().getConfigDirectory());
                parent.persistenceNetwork = new PersistenceNetwork(MethodScriptFileLocations.getDefault().getPersistenceConfig(), new URI("sqlite:/" + MethodScriptFileLocations.getDefault().getDefaultPersistenceDBFile().getCanonicalFile().toURI().getRawSchemeSpecificPart().replace('\\', '/')), mixinOptions);
            } finally {
                persistenceConfigReload.stop();
            }
        }
        try {
            parent.profiles = new Profiles(MethodScriptFileLocations.getDefault().getProfilesFile());
        } catch (IOException | Profiles.InvalidProfileException ex) {
            CHLog.GetLogger().e(CHLog.Tags.GENERAL, ex.getMessage(), Target.UNKNOWN);
            return;
        }
        GlobalEnv gEnv = new GlobalEnv(parent.executionQueue, parent.profiler, parent.persistenceNetwork, MethodScriptFileLocations.getDefault().getConfigDirectory(), parent.profiles, new TaskManager());
        gEnv.SetLabel(Static.GLOBAL_PERMISSION);
        if (options.reloadExecutionQueue()) {
            ProfilePoint stoppingExecutionQueue = parent.profiler.start("Stopping execution queues", LogLevel.VERBOSE);
            try {
                parent.executionQueue.stopAllNow();
            } finally {
                stoppingExecutionQueue.stop();
            }
        }
        CommandHelperEnvironment cEnv = new CommandHelperEnvironment();
        Environment env = Environment.createEnvironment(gEnv, cEnv);
        if (options.reloadGlobals()) {
            ProfilePoint clearingGlobals = parent.profiler.start("Clearing globals", LogLevel.VERBOSE);
            try {
                Globals.clear();
            } finally {
                clearingGlobals.stop();
            }
        }
        if (options.reloadTimeouts()) {
            ProfilePoint clearingTimeouts = parent.profiler.start("Clearing timeouts/intervals", LogLevel.VERBOSE);
            try {
                Scheduling.ClearScheduledRunners();
            } finally {
                clearingTimeouts.stop();
            }
        }
        if (!aliasConfig.exists()) {
            aliasConfig.getParentFile().mkdirs();
            aliasConfig.createNewFile();
            try {
                String samp_aliases = getStringResource(AliasCore.class.getResourceAsStream("/samp_aliases.txt"));
                // Because the sample config may have been written an a machine that isn't this type, replace all
                // line endings
                samp_aliases = samp_aliases.replaceAll("\n|\r\n", System.getProperty("line.separator"));
                file_put_contents(aliasConfig, samp_aliases, "o");
            } catch (Exception e) {
                logger.log(Level.WARNING, "CommandHelper: Could not write sample config file");
            }
        }
        if (!mainFile.exists()) {
            mainFile.getParentFile().mkdirs();
            mainFile.createNewFile();
            try {
                String samp_main = getStringResource(AliasCore.class.getResourceAsStream("/samp_main.txt"));
                samp_main = samp_main.replaceAll("\n|\r\n", System.getProperty("line.separator"));
                file_put_contents(mainFile, samp_main, "o");
            } catch (Exception e) {
                logger.log(Level.WARNING, "CommandHelper: Could not write sample main file");
            }
        }
        if (!Prefs.isInitialized()) {
            Prefs.init(prefFile);
        }
        if (options.reloadScripts()) {
            ProfilePoint unregisteringEvents = parent.profiler.start("Unregistering events", LogLevel.VERBOSE);
            try {
                EventUtils.UnregisterAll();
            } finally {
                unregisteringEvents.stop();
            }
            ProfilePoint runningExtensionHooks = parent.profiler.start("Running event hooks", LogLevel.VERBOSE);
            try {
                ExtensionManager.RunHooks();
            } finally {
                runningExtensionHooks.stop();
            }
            // Clear the include cache, so it re-pulls files
            IncludeCache.clearCache();
            // Close all channel messager channels registered by CH.
            Static.getServer().getMessenger().closeAllChannels();
            scripts = new ArrayList<Script>();
            LocalPackage localPackages = new LocalPackage();
            // Run the main file once
            String main = file_get_contents(mainFile.getAbsolutePath());
            localPackages.appendMS(main, mainFile);
            // get the file again
            String alias_config = file_get_contents(aliasConfig.getAbsolutePath());
            localPackages.appendMSA(alias_config, aliasConfig);
            File auto_include = new File(env.getEnv(GlobalEnv.class).GetRootFolder(), "auto_include.ms");
            if (auto_include.exists()) {
                localPackages.addAutoInclude(auto_include);
            }
            // Now that we've included the default files, search the local_packages directory
            GetAuxAliases(auxAliases, localPackages);
            autoIncludes = localPackages.getAutoIncludes();
            ProfilePoint compilerMS = parent.profiler.start("Compilation of MS files in Local Packages", LogLevel.VERBOSE);
            try {
                env.getEnv(CommandHelperEnvironment.class).SetCommandSender(Static.getServer().getConsole());
                MethodScriptCompiler.registerAutoIncludes(env, null);
                localPackages.compileMS(player, env);
            } finally {
                env.getEnv(CommandHelperEnvironment.class).SetCommandSender(null);
                compilerMS.stop();
            }
            ProfilePoint compilerMSA = parent.profiler.start("Compilation of MSA files in Local Packages", LogLevel.VERBOSE);
            try {
                localPackages.compileMSA(scripts, player);
            } finally {
                compilerMSA.stop();
            }
        }
    } catch (IOException ex) {
        logger.log(Level.SEVERE, "[CommandHelper]: Path to config file is not correct/accessable. Please" + " check the location and try loading the plugin again.");
    } catch (Throwable t) {
        t.printStackTrace();
    }
    ProfilePoint postReloadAliases = parent.profiler.start("Extension manager post reload aliases", LogLevel.VERBOSE);
    try {
        ExtensionManager.PostReloadAliases();
    } finally {
        postReloadAliases.stop();
    }
}

Example 7 with GlobalEnv

use of com.laytonsmith.core.environments.GlobalEnv in project CommandHelper by EngineHub.

the class MethodScriptCompiler method optimize.

/**
 * Recurses down into the tree, attempting to optimize where possible. A few things have strong coupling, for
 * information on these items, see the documentation included in the source.
 *
 * @param tree
 * @return
 */
private static void optimize(ParseTree tree, Stack<List<Procedure>> procs, Set<ConfigCompileException> compilerErrors) {
    if (tree.isOptimized()) {
        // Don't need to re-run this
        return;
    }
    // }
    if (!(tree.getData() instanceof CFunction)) {
        // There's no way to optimize something that's not a function
        return;
    }
    // If it is a proc definition, we need to go ahead and see if we can add it to the const proc stack
    if (tree.getData().val().equals("proc")) {
        procs.push(new ArrayList<Procedure>());
    }
    CFunction cFunction = (CFunction) tree.getData();
    Function func;
    try {
        func = (Function) FunctionList.getFunction(cFunction);
    } catch (ConfigCompileException e) {
        func = null;
    }
    if (func != null) {
        if (func.getClass().getAnnotation(nolinking.class) != null) {
            // It's an unlinking function, so we need to stop at this point
            return;
        }
    }
    if (cFunction instanceof CIdentifier) {
        // Add the child to the identifier
        ParseTree c = ((CIdentifier) cFunction).contained();
        tree.addChild(c);
        c.getData().setWasIdentifier(true);
    }
    List<ParseTree> children = tree.getChildren();
    if (func instanceof Optimizable && ((Optimizable) func).optimizationOptions().contains(OptimizationOption.PRIORITY_OPTIMIZATION)) {
        // would cause an error, even though the user did in fact provide code in that section.
        try {
            ((Optimizable) func).optimizeDynamic(tree.getTarget(), children, tree.getFileOptions());
        } catch (ConfigCompileException ex) {
            // If an error occurs, we will skip the rest of this element
            compilerErrors.add(ex);
            return;
        } catch (ConfigRuntimeException ex) {
            compilerErrors.add(new ConfigCompileException(ex));
            return;
        }
    }
    for (int i = 0; i < children.size(); i++) {
        ParseTree t = children.get(i);
        if (t.getData() instanceof CFunction) {
            if (t.getData().val().startsWith("_") || (func != null && func.useSpecialExec())) {
                continue;
            }
            Function f;
            try {
                f = (Function) FunctionList.getFunction(t.getData());
            } catch (ConfigCompileException ex) {
                compilerErrors.add(ex);
                return;
            }
            Set<OptimizationOption> options = NO_OPTIMIZATIONS;
            if (f instanceof Optimizable) {
                options = ((Optimizable) f).optimizationOptions();
            }
            if (options.contains(OptimizationOption.TERMINAL)) {
                if (children.size() > i + 1) {
                    // First, a compiler warning
                    CHLog.GetLogger().Log(CHLog.Tags.COMPILER, LogLevel.WARNING, "Unreachable code. Consider removing this code.", children.get(i + 1).getTarget());
                    // Now, truncate the children
                    for (int j = children.size() - 1; j > i; j--) {
                        children.remove(j);
                    }
                    break;
                }
            }
        }
    }
    boolean fullyStatic = true;
    boolean hasIVars = false;
    for (ParseTree node : children) {
        if (node.getData() instanceof CFunction) {
            optimize(node, procs, compilerErrors);
        }
        if (node.getData().isDynamic() && !(node.getData() instanceof IVariable)) {
            fullyStatic = false;
        }
        if (node.getData() instanceof IVariable) {
            hasIVars = true;
        }
    }
    // In all cases, at this point, we are either unable to optimize, or we will
    // optimize, so set our optimized variable at this point.
    tree.setOptimized(true);
    if (func == null) {
        // It's a proc call. Let's see if we can optimize it
        Procedure p = null;
        loop: for (List<Procedure> proc : procs) {
            for (Procedure pp : proc) {
                if (pp.getName().equals(cFunction.val())) {
                    p = pp;
                    break loop;
                }
            }
        }
        if (p != null) {
            try {
                Construct c = DataHandling.proc.optimizeProcedure(p.getTarget(), p, children);
                if (c != null) {
                    tree.setData(c);
                    tree.removeChildren();
                    return;
                }
            // else Nope, couldn't optimize.
            } catch (ConfigRuntimeException ex) {
                // Cool. Caught a runtime error at compile time :D
                compilerErrors.add(new ConfigCompileException(ex));
            }
        }
        // so we can't for sure say, but we do know we can't optimize this
        return;
    }
    if (tree.getData().val().equals("proc")) {
        // Check for too few arguments
        if (children.size() < 2) {
            compilerErrors.add(new ConfigCompileException("Incorrect number of arguments passed to proc", tree.getData().getTarget()));
            return;
        }
        // We just went out of scope, so we need to pop the layer of Procedures that
        // are internal to us
        procs.pop();
        // Let's see.
        try {
            ParseTree root = new ParseTree(new CFunction(__autoconcat__, Target.UNKNOWN), tree.getFileOptions());
            Script fakeScript = Script.GenerateScript(root, "*");
            Environment env = null;
            try {
                if (Implementation.GetServerType().equals(Implementation.Type.BUKKIT)) {
                    CommandHelperPlugin plugin = CommandHelperPlugin.self;
                    GlobalEnv gEnv = new GlobalEnv(plugin.executionQueue, plugin.profiler, plugin.persistenceNetwork, MethodScriptFileLocations.getDefault().getConfigDirectory(), plugin.profiles, new TaskManager());
                    env = Environment.createEnvironment(gEnv, new CommandHelperEnvironment());
                } else {
                    env = Static.GenerateStandaloneEnvironment(false);
                }
            } catch (IOException | DataSourceException | URISyntaxException | Profiles.InvalidProfileException e) {
            // 
            }
            Procedure myProc = DataHandling.proc.getProcedure(tree.getTarget(), env, fakeScript, children.toArray(new ParseTree[children.size()]));
            // Yep. So, we can move on with our lives now, and if it's used later, it could possibly be static.
            procs.peek().add(myProc);
        } catch (ConfigRuntimeException e) {
            // Well, they have an error in there somewhere
            compilerErrors.add(new ConfigCompileException(e));
        } catch (NullPointerException e) {
            // Nope, can't optimize.
            return;
        }
    }
    // the compiler trick functions know how to deal with it specially, even if everything isn't
    // static, so do this first.
    String oldFunctionName = func.getName();
    Set<OptimizationOption> options = NO_OPTIMIZATIONS;
    if (func instanceof Optimizable) {
        options = ((Optimizable) func).optimizationOptions();
    }
    if (options.contains(OptimizationOption.OPTIMIZE_DYNAMIC)) {
        try {
            ParseTree tempNode;
            try {
                tempNode = ((Optimizable) func).optimizeDynamic(tree.getData().getTarget(), tree.getChildren(), tree.getFileOptions());
            } catch (ConfigRuntimeException e) {
                // Turn it into a compile exception, then rethrow
                throw new ConfigCompileException(e);
            }
            if (tempNode == Optimizable.PULL_ME_UP) {
                if (tree.hasChildren()) {
                    tempNode = tree.getChildAt(0);
                } else {
                    tempNode = null;
                }
            }
            if (tempNode == Optimizable.REMOVE_ME) {
                tree.setData(new CFunction("p", Target.UNKNOWN));
                tree.removeChildren();
            } else if (tempNode != null) {
                tree.setData(tempNode.getData());
                tree.setOptimized(tempNode.isOptimized());
                tree.setChildren(tempNode.getChildren());
                tree.getData().setWasIdentifier(tempNode.getData().wasIdentifier());
                optimize(tree, procs, compilerErrors);
                tree.setOptimized(true);
                // array, so if they have reversed this, make note of that now
                if (tempNode.hasBeenMadeStatic()) {
                    fullyStatic = true;
                }
            }
        // else it wasn't an optimization, but a compile check
        } catch (ConfigCompileException ex) {
            compilerErrors.add(ex);
        }
    }
    if (!fullyStatic) {
        return;
    }
    // specially from here forward
    if (func.preResolveVariables() && hasIVars) {
        // Well, this function isn't equipped to deal with IVariables.
        return;
    }
    // don't want to run this now
    if (tree.getData().getValue().equals(oldFunctionName) && (options.contains(OptimizationOption.OPTIMIZE_CONSTANT) || options.contains(OptimizationOption.CONSTANT_OFFLINE))) {
        Construct[] constructs = new Construct[tree.getChildren().size()];
        for (int i = 0; i < tree.getChildren().size(); i++) {
            constructs[i] = tree.getChildAt(i).getData();
        }
        try {
            try {
                Construct result;
                if (options.contains(OptimizationOption.CONSTANT_OFFLINE)) {
                    List<Integer> numArgsList = Arrays.asList(func.numArgs());
                    if (!numArgsList.contains(Integer.MAX_VALUE) && !numArgsList.contains(tree.getChildren().size())) {
                        compilerErrors.add(new ConfigCompileException("Incorrect number of arguments passed to " + tree.getData().val(), tree.getData().getTarget()));
                        result = null;
                    } else {
                        result = func.exec(tree.getData().getTarget(), null, constructs);
                    }
                } else {
                    result = ((Optimizable) func).optimize(tree.getData().getTarget(), constructs);
                }
                // If the result is null, it was just a check, it can't optimize further.
                if (result != null) {
                    result.setWasIdentifier(tree.getData().wasIdentifier());
                    tree.setData(result);
                    tree.removeChildren();
                }
            } catch (ConfigRuntimeException e) {
                // Turn this into a ConfigCompileException, then rethrow
                throw new ConfigCompileException(e);
            }
        } catch (ConfigCompileException ex) {
            compilerErrors.add(ex);
        }
    }
// It doesn't know how to optimize. Oh well.
}

Example 8 with GlobalEnv

use of com.laytonsmith.core.environments.GlobalEnv in project CommandHelper by EngineHub.

the class Static method GenerateStandaloneEnvironment.

/**
 * Generates a new environment, assuming that the jar has a folder next to it named CommandHelper, and that folder
 * is the root.
 *
 * @return
 * @throws IOException
 * @throws DataSourceException
 * @throws URISyntaxException
 */
public static Environment GenerateStandaloneEnvironment(boolean install) throws IOException, DataSourceException, URISyntaxException, Profiles.InvalidProfileException {
    File platformFolder = MethodScriptFileLocations.getDefault().getConfigDirectory();
    if (install) {
        Installer.Install(platformFolder);
    }
    ConnectionMixinFactory.ConnectionMixinOptions options = new ConnectionMixinFactory.ConnectionMixinOptions();
    options.setWorkingDirectory(platformFolder);
    PersistenceNetwork persistenceNetwork = new PersistenceNetwork(MethodScriptFileLocations.getDefault().getPersistenceConfig(), new URI(URLEncoder.encode("sqlite://" + new File(platformFolder, "persistence.db").getCanonicalPath().replace('\\', '/'), "UTF-8")), options);
    GlobalEnv gEnv = new GlobalEnv(new MethodScriptExecutionQueue("MethodScriptExecutionQueue", "default"), new Profiler(MethodScriptFileLocations.getDefault().getProfilerConfigFile()), persistenceNetwork, platformFolder, new Profiles(MethodScriptFileLocations.getDefault().getProfilesFile()), new TaskManager());
    gEnv.SetLabel(GLOBAL_PERMISSION);
    return Environment.createEnvironment(gEnv, new CommandHelperEnvironment());
}