Further improvements for offloading server components (#9288)

* Move edition-info and repository to core-server

* Update readme

* Set platform to server for filesystem plugin

* Move startup/command.js

core-server/readme.tid

@@ -4,3 +4,4 @@ This plugin contains TiddlyWiki's core components that are only needed on the se
 
 * Commands
 * HTTP server code
+* Utility functions for server

core-server/startup/commands.js

@@ -0,0 +1,32 @@
+/*\
+title: $:/core/modules/startup/commands.js
+type: application/javascript
+module-type: startup
+
+Command processing
+
+\*/
+
+"use strict";
+
+// Export name and synchronous status
+exports.name = "commands";
+exports.platforms = ["node"];
+exports.after = ["story"];
+exports.synchronous = false;
+
+exports.startup = function(callback) {
+	// On the server, start a commander with the command line arguments
+	var commander = new $tw.Commander(
+		$tw.boot.argv,
+		function(err) {
+			if(err) {
+				return $tw.utils.error("Error: " + err);
+			}
+			callback();
+		},
+		$tw.wiki,
+		{output: process.stdout, error: process.stderr}
+	);
+	commander.execute();
+};

core-server/utils/edition-info.js

@@ -0,0 +1,43 @@
+/*\
+title: $:/core/modules/utils/edition-info.js
+type: application/javascript
+module-type: utils-node
+
+Information about the available editions
+
+\*/
+
+"use strict";
+
+var fs = require("fs"),
+	path = require("path");
+
+var editionInfo;
+
+exports.getEditionInfo = function() {
+	if(!editionInfo) {
+		// Enumerate the edition paths
+		var editionPaths = $tw.getLibraryItemSearchPaths($tw.config.editionsPath,$tw.config.editionsEnvVar);
+		editionInfo = {};
+		for(var editionIndex=0; editionIndex<editionPaths.length; editionIndex++) {
+			var editionPath = editionPaths[editionIndex];
+			// Enumerate the folders
+			var entries = fs.readdirSync(editionPath);
+			for(var entryIndex=0; entryIndex<entries.length; entryIndex++) {
+				var entry = entries[entryIndex];
+				// Check if directories have a valid tiddlywiki.info
+				// Check if the entry is a hidden directory
+				if((entry.charAt(0) !== ".") && !editionInfo[entry] && $tw.utils.isDirectory(path.resolve(editionPath,entry))) {
+					var file=path.resolve(editionPath,entry,"tiddlywiki.info");
+					if(fs.existsSync(file)) {
+						var info = $tw.utils.parseJSONSafe(fs.readFileSync(file,"utf8"),null);
+						if(info) {
+							editionInfo[entry] = info;
+						}
+					}
+				}
+			}
+		}
+	}
+	return editionInfo;
+};

core-server/utils/repository.js

@@ -0,0 +1,46 @@
+/*\
+title: $:/core/modules/utils/repository.js
+type: application/javascript
+module-type: utils
+
+Utilities for working with the TiddlyWiki repository file structure
+
+\*/
+"use strict";
+
+/*
+Get an object containing all the plugins as a hashmap by title of the JSON representation of the plugin
+Options:
+
+ignoreEnvironmentVariables: defaults to false
+*/
+exports.getAllPlugins = function(options) {
+	options = options || {};
+	var fs = require("fs"),
+		path = require("path"),
+		tiddlers = {};
+	// Collect up the library plugins
+	var collectPlugins = function(folder) {
+			var pluginFolders = $tw.utils.getSubdirectories(folder) || [];
+			for(var p=0; p<pluginFolders.length; p++) {
+				if(!$tw.boot.excludeRegExp.test(pluginFolders[p])) {
+					var pluginFields = $tw.loadPluginFolder(path.resolve(folder,"./" + pluginFolders[p]));
+					if(pluginFields && pluginFields.title) {
+						tiddlers[pluginFields.title] = pluginFields;
+					}
+				}
+			}
+		},
+		collectPublisherPlugins = function(folder) {
+			var publisherFolders = $tw.utils.getSubdirectories(folder) || [];
+			for(var t=0; t<publisherFolders.length; t++) {
+				if(!$tw.boot.excludeRegExp.test(publisherFolders[t])) {
+					collectPlugins(path.resolve(folder,"./" + publisherFolders[t]));
+				}
+			}
+		};
+	$tw.utils.each($tw.getLibraryItemSearchPaths($tw.config.pluginsPath,options.ignoreEnvironmentVariables ? undefined : $tw.config.pluginsEnvVar),collectPublisherPlugins);
+	$tw.utils.each($tw.getLibraryItemSearchPaths($tw.config.themesPath,options.ignoreEnvironmentVariables ? undefined : $tw.config.themesEnvVar),collectPublisherPlugins);
+	$tw.utils.each($tw.getLibraryItemSearchPaths($tw.config.languagesPath,options.ignoreEnvironmentVariables ? undefined : $tw.config.languagesEnvVar),collectPlugins);
+	return tiddlers;
+};