Add lzx archive support via unlzx

core/archive_util.js

@@ -207,7 +207,12 @@ module.exports = class ArchiveUtil {
 			extractPath		: extractPath,
 		};
 
-		const action = haveFileList ? 'extract' : 'decompress';
+		let action = haveFileList ? 'extract' : 'decompress';
+		if('extract' === action && !_.isObject(archiver[action])) {
+			//	we're forced to do a full decompress
+			action = 'decompress';
+			haveFileList = false;
+		}
 
 		//	we need to treat {fileList} special in that it should be broken up to 0:n args
 		const args = archiver[action].args.map( arg => {
@@ -222,7 +227,7 @@ module.exports = class ArchiveUtil {
 
 		let proc;
 		try {
-			proc = pty.spawn(archiver[action].cmd, args, this.getPtyOpts());
+			proc = pty.spawn(archiver[action].cmd, args, this.getPtyOpts(extractPath));
 		} catch(e) {
 			return cb(e);
 		}
@@ -278,13 +283,17 @@ module.exports = class ArchiveUtil {
 		});
 	}
 
-	getPtyOpts() {
-		return {
-			//	:TODO: cwd
+	getPtyOpts(extractPath) {
+		const opts = {
 			name	: 'enigma-archiver',
 			cols	: 80,
 			rows	: 24,
 			env		: process.env,
 		};
+		if(extractPath) {
+			opts.cwd = extractPath;
+		}
+		//	:TODO: set cwd to supplied temp path if not sepcific extract
+		return opts;
 	}
 };

core/config.js

@@ -415,6 +415,12 @@ function getDefaultConfig() {
 				offset			: 2,
 				archiveHandler	: 'Lha',
 			},
+			'application/x-lzx' : {
+				desc			: 'LZX Archive',
+				sig				: '4c5a5800',
+				offset			: 0,
+				archiveHandler	: 'Lzx',
+			},
 			'application/x-7z-compressed' : {
 				desc			: '7-Zip Archive',
 				sig				: '377abcaf271c',
@@ -473,6 +479,24 @@ function getDefaultConfig() {
 					}
 				},
 
+				Lzx : {
+					//
+					//	'unlzx' command can be obtained from:
+					//	* Debian based: https://launchpad.net/~rzr/+archive/ubuntu/ppa/+build/2486127 (amd64/x86_64)
+					//	* Source: http://xavprods.free.fr/lzx/
+					//
+					decompress		: {
+						cmd			: 'unlzx',
+						//	unzlx doesn't have a output dir option, but we'll cwd to the temp output dir first
+						args		: [ '-x', '{archivePath}' ],
+					},
+					list			: {
+						cmd			: 'unlzx',
+						args		: [ '-v', '{archivePath}' ],
+						entryMatch	: '^\\s+([0-9]+)\\s+[^\\s]+\\s+[0-9]{2}:[0-9]{2}:[0-9]{2}\\s+[0-9]{1,2}-[a-z]{3}-[0-9]{4}\\s+[a-z\\-]+\\s+\\"([^"]+)\\"$',
+					}
+				},
+
 				Arj : {
 					//
 					//	'arj' command can be obtained from:

core/mime_util.js

@@ -16,6 +16,7 @@ function startup(cb) {
 	const ADDITIONAL_EXT_MIMETYPES = {
 		ans				: 'text/x-ansi',
 		gz				: 'application/gzip',	//	not in mime-types 2.1.15 :(
+		lzx				: 'application/x-lzx',	//	:TODO: submit to mime-types
 	};
 
 	_.forEach(ADDITIONAL_EXT_MIMETYPES, (mimeType, ext) => {