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leash-src.js
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/**@license
* This file is part of Leash (Browser Shell)
* Copyright (c) 2013-2023 Jakub Jankiewicz <http://jcubic.pl/me>
*
* Released under the MIT license
*
* Date: {{DATE}}
*/
/* global sysend, $, Directory, File, FormData, rpc, wcwidth, clearTimeout, setTimeout,
optparse, ImageCapture, URL, setInterval, clearInterval
*/
function Uploader(leash) {
this.token = leash.terminal.token();
this.leash = leash;
}
Uploader.prototype.upload_tree = function upload_tree(tree, path) {
var defered = $.Deferred();
var self = this;
path = path || self.leash.cwd;
function process(entries, callback) {
entries = entries.slice();
(function recur() {
var entry = entries.shift();
if (entry) {
callback(entry).then(recur).fail(function() {
defered.reject();
});
} else {
defered.resolve();
}
})();
}
function upload_files(entries) {
process(entries, function(entry) {
return self.upload_tree(entry, path + "/" + tree.name);
});
}
function upload_file(file) {
self.upload(file, path).then(function() {
defered.resolve();
}).fail(function() {
defered.reject();
});
}
if (typeof Directory != 'undefined' && tree instanceof Directory) { // firefox
tree.getFilesAndDirectories().then(function(entries) {
upload_files(entries);
});
} else if (typeof File != 'undefined' && tree instanceof File) { // firefox
upload_file(tree);
} else if (tree.isFile) { // chrome
tree.file(upload_file);
} else if (tree.isDirectory) { // chrome
var dirReader = tree.createReader();
dirReader.readEntries(function(entries) {
upload_files(entries);
});
}
return defered.promise();
};
Uploader.prototype.error = function(error) {
if (typeof error === 'string') {
this.leash.terminal.error(error);
} else if (error.error) {
this.leash.terminal.error(error.error.message);
} else {
this.leash.terminal.error(error.message);
}
};
Uploader.prototype.upload = function upload(file, path) {
var self = this;
var defered = $.Deferred();
var file_name = path + '/' + file.name;
if (file.size > self.leash.settings.upload_max_filesize) {
if (!(file.slice || file.webkitSlice)) {
self.error('Exceeded filesize limit.');
defered.resolve();
self.leash.animation.stop();
} else {
self.maybe_ask(file_name).then(function() {
self.leash.animation.start(400);
self.upload_by_chunks(file, path).then(function() {
defered.resolve();
self.leash.animation.stop();
}).fail(function() {
defered.reject();
self.leash.animation.stop();
});
}).fail(function() {
// will process next file
defered.resolve();
self.leash.animation.stop();
});
}
} else {
self.maybe_ask(file_name).then(function() {
self.upload_file(file, path).then(function() {
defered.resolve();
self.leash.animation.stop();
}).fail(function() {
defered.reject();
self.leash.animation.stop();
});
}).fail(function() {
// will process next file
defered.resolve();
self.leash.animation.stop();
});
}
return defered.promise();
};
Uploader.prototype.upload_by_chunks = function upload_by_chunks(file, path, chunk_size) {
var self = this;
chunk_size = chunk_size || 1048576; // 1MB
var defered = $.Deferred();
function slice(start, end) {
if (file.slice) {
return file.slice(start, end);
} else if (file.webkitSlice) {
return file.webkitSlice(start, end);
}
}
var i = 0;
function process(start, end) {
if (start < file.size) {
var chunk = slice(start, end);
var formData = new FormData();
formData.append('file', chunk, file.name);
formData.append('token', self.token);
formData.append('path', path);
$.ajax({
url: 'lib/upload.php?append=1',
type: 'POST',
success: function(response) {
if (response.error) {
self.error(response.error);
defered.reject();
} else {
process(end, end+chunk_size);
}
},
error: function(jxhr, error, status) {
self.error(jxhr.statusText);
defered.reject();
},
data: formData,
cache: false,
contentType: false,
processData: false
});
} else {
self.leash.terminal.echo('File "' + file.name + '" uploaded.');
defered.resolve();
}
}
var fname = path + '/' + file.name;
this.leash.service.unlink(self.token, fname)(function(err, del) {
if (err) {
self.error(err);
defered.reject();
} else {
process(0, chunk_size);
}
});
return defered.promise();
};
Uploader.prototype.maybe_ask = function maybe_ask(fname) {
var self = this;
var defered = $.Deferred();
if (self.answer) {
defered.resolve();
} else {
self.leash.service.file_exists(fname)(function(err, exists) {
if (exists) {
var msg = 'File "' + fname + '" exis'+
'ts do you want to overwrite it (Y/N/A)? ';
self.leash.terminal.history().disable();
self.leash.terminal.push(function(answer) {
if (answer.match(/^(y|n|a)$/i)) {
self.leash.terminal.pop().history().enable();
if (answer.match(/^a$/i)) {
defered.resolve();
self.answer = true;
} else if (answer.match(/^y$/i)) {
defered.resolve();
} else if (answer.match(/^n$/i)) {
defered.reject();
}
}
}, {
prompt: msg
});
} else {
defered.resolve();
}
});
}
return defered.promise();
};
Uploader.prototype.upload_file = function upload_file(file, path) {
var self = this;
var defered = $.Deferred();
var formData = new FormData();
formData.append('file', file);
formData.append('token', self.token);
formData.append('path', path);
$.ajax({
url: 'lib/upload.php',
type: 'POST',
success: function(response) {
self.leash.animation.stop();
if (response.error) {
self.error(response.error);
defered.reject();
} else {
self.leash.terminal.echo('File "' + file.name + '" ' + 'uploaded.');
defered.resolve();
}
},
error: function(jxhr, error, status) {
self.error(jxhr.statusText);
defered.reject();
},
data: formData,
cache: false,
contentType: false,
processData: false
});
return defered.promise();
};
var leash = (function() {
var colors = $.omap({
blue: '#55f',
green: '#4d4',
grey: '#999'
}, function(_, color) {
return function(str, style) {
return '[[' + (style||'') + ';' + color + ';]' + str + ']';
};
});
var copyright = [
'Copyright (c) 2013-2023 Jakub Jankiewicz <http://jcubic.pl/me>',
'',
'Licensed under MIT license'
].map(function(line) {
return line === '' ? line : ' ' + line;
}).join('\n');
// -------------------------------------------------------------------------
// fill text with char to have width of size
function fill(str, size, chr) {
if (size > str.length) {
return fill(chr+str, size, chr);
} else {
return str;
}
}
// -------------------------------------------------------------------------
function keywords(uppercase) {
var keywords = [];
$.each(uppercase, function(_, keyword) {
keywords.push(keyword);
keywords.push(keyword.toLowerCase());
});
return keywords;
}
// -------------------------------------------------------------------------
function mysql_keywords() {
// mysql keywords from
// http://dev.mysql.com/doc/refman/5.1/en/reserved-words.html
var uppercase = [
'ACCESSIBLE', 'ADD', 'ALL', 'ALTER', 'ANALYZE', 'AND', 'AS', 'ASC',
'ASENSITIVE', 'BEFORE', 'BETWEEN', 'BIGINT', 'BINARY', 'BLOB',
'BOTH', 'BY', 'CALL', 'CASCADE', 'CASE', 'CHANGE', 'CHAR',
'CHARACTER', 'CHECK', 'COLLATE', 'COLUMN', 'CONDITION',
'CONSTRAINT', 'CONTINUE', 'CONVERT', 'CREATE', 'CROSS',
'CURRENT_DATE', 'CURRENT_TIME', 'CURRENT_TIMESTAMP', 'CURRENT_USER',
'CURSOR', 'DATABASE', 'DATABASES', 'DAY_HOUR', 'DAY_MICROSECOND',
'DAY_MINUTE', 'DAY_SECOND', 'DEC', 'DECIMAL', 'DECLARE', 'DEFAULT',
'DELAYED', 'DELETE', 'DESC', 'DESCRIBE', 'DETERMINISTIC',
'DISTINCT', 'DISTINCTROW', 'DIV', 'DOUBLE', 'DROP', 'DUAL', 'EACH',
'ELSE', 'ELSEIF', 'ENCLOSED', 'ESCAPED', 'EXISTS', 'EXIT',
'EXPLAIN', 'FALSE', 'FETCH', 'FLOAT', 'FLOAT4', 'FLOAT8', 'FOR',
'FORCE', 'FOREIGN', 'FROM', 'FULLTEXT', 'GRANT', 'GROUP', 'HAVING',
'HIGH_PRIORITY', 'HOUR_MICROSECOND', 'HOUR_MINUTE', 'HOUR_SECOND',
'IF', 'IGNORE', 'IN', 'INDEX', 'INFILE', 'INNER', 'INOUT',
'INSENSITIVE', 'INSERT', 'INT', 'INT1', 'INT2', 'INT3', 'INT4',
'INT8', 'INTEGER', 'INTERVAL', 'INTO', 'IS', 'ITERATE', 'JOIN',
'KEY', 'KEYS', 'KILL', 'LEADING', 'LEAVE', 'LEFT', 'LIKE', 'LIMIT',
'LINEAR', 'LINES', 'LOAD', 'LOCALTIME', 'LOCALTIMESTAMP', 'LOCK',
'LONG', 'LONGBLOB', 'LONGTEXT', 'LOOP', 'LOW_PRIORITY',
'MASTER_SSL_VERIFY_SERVER_CERT', 'MATCH', 'MEDIUMBLOB', 'MEDIUMINT',
'MEDIUMTEXT', 'MIDDLEINT', 'MINUTE_MICROSECOND', 'MINUTE_SECOND',
'MOD', 'MODIFIES', 'NATURAL', 'NOT', 'NO_WRITE_TO_BINLOG', 'NULL',
'NUMERIC', 'ON', 'OPTIMIZE', 'OPTION', 'OPTIONALLY', 'OR', 'ORDER',
'OUT', 'OUTER', 'OUTFILE', 'PRECISION', 'PRIMARY', 'PROCEDURE',
'PURGE', 'RANGE', 'READ', 'READS', 'READ_WRITE', 'REAL',
'REFERENCES', 'REGEXP', 'RELEASE', 'RENAME', 'REPEAT', 'REPLACE',
'REQUIRE', 'RESTRICT', 'RETURN', 'REVOKE', 'RIGHT', 'RLIKE',
'SCHEMA', 'SCHEMAS', 'SECOND_MICROSECOND', 'SELECT', 'SENSITIVE',
'SEPARATOR', 'SET', 'SHOW', 'SMALLINT', 'SPATIAL', 'SPECIFIC',
'SQL', 'SQLEXCEPTION', 'SQLSTATE', 'SQLWARNING', 'SQL_BIG_RESULT',
'SQL_CALC_FOUND_ROWS', 'SQL_SMALL_RESULT', 'SSL', 'STARTING',
'STRAIGHT_JOIN', 'TABLE', 'TERMINATED', 'THEN', 'TINYBLOB',
'TINYINT', 'TINYTEXT', 'TO', 'TRAILING', 'TRIGGER', 'TRUE', 'UNDO',
'UNION', 'UNIQUE', 'UNLOCK', 'UNSIGNED', 'UPDATE', 'USAGE', 'USE',
'USING', 'UTC_DATE', 'UTC_TIME', 'UTC_TIMESTAMP', 'VALUES',
'VARBINARY', 'VARCHAR', 'VARCHARACTER', 'VARYING', 'WHEN', 'WHERE',
'WHILE', 'WITH', 'WRITE', 'XOR', 'YEAR_MONTH', 'ZEROFILL'];
return keywords(uppercase);
}
// -------------------------------------------------------------------------
function sqlite_keywords() {
// sqlite keywords taken from
// https://www.sqlite.org/lang_keywords.html
var uppercase = [
'ABORT', 'ACTION', 'ADD', 'AFTER', 'ALL', 'ALTER', 'ANALYZE', 'AND',
'AS', 'ASC', 'ATTACH', 'AUTOINCREMENT', 'BEFORE', 'BEGIN',
'BETWEEN', 'BY', 'CASCADE', 'CASE', 'CAST', 'CHECK', 'COLLATE',
'COLUMN', 'COMMIT', 'CONFLICT', 'CONSTRAINT', 'CREATE', 'CROSS',
'CURRENT_DATE', 'CURRENT_TIME', 'CURRENT_TIMESTAMP', 'DATABASE',
'DEFAULT', 'DEFERRABLE', 'DEFERRED', 'DELETE', 'DESC', 'DETACH',
'DISTINCT', 'DROP', 'EACH', 'ELSE', 'END', 'ESCAPE', 'EXCEPT',
'EXCLUSIVE', 'EXISTS', 'EXPLAIN', 'FAIL', 'FOR', 'FOREIGN', 'FROM',
'FULL', 'GLOB', 'GROUP', 'HAVING', 'IF', 'IGNORE', 'IMMEDIATE',
'IN', 'INDEX', 'INDEXED', 'INITIALLY', 'INNER', 'INSERT', 'INSTEAD',
'INTERSECT', 'INTO', 'IS', 'ISNULL', 'JOIN', 'KEY', 'LEFT', 'LIKE',
'LIMIT', 'MATCH', 'NATURAL', 'NO', 'NOT', 'NOTNULL', 'NULL', 'OF',
'OFFSET', 'ON', 'OR', 'ORDER', 'OUTER', 'PLAN', 'PRAGMA', 'PRIMARY',
'QUERY', 'RAISE', 'RECURSIVE', 'REFERENCES', 'REGEXP', 'REINDEX',
'RELEASE', 'RENAME', 'REPLACE', 'RESTRICT', 'RIGHT', 'ROLLBACK',
'ROW', 'SAVEPOINT', 'SELECT', 'SET', 'TABLE', 'TEMP', 'TEMPORARY',
'THEN', 'TO', 'TRANSACTION', 'TRIGGER', 'UNION', 'UNIQUE', 'UPDATE',
'USING', 'VACUUM', 'VALUES', 'VIEW', 'VIRTUAL', 'WHEN', 'WHERE',
'WITH', 'WITHOUT'];
return keywords(uppercase);
}
function sql_formatter(keywords, tables, color) {
var re = new RegExp('^' + tables.map($.terminal.escape_regex).join('|') + '$', 'i');
return function(string) {
return string.split(/((?:\s| |\)|\()+)/).map(function(string) {
if (keywords.indexOf(string) != -1) {
return '[[b;' + color + ';]' + string + ']';
} else if (string.match(re)) {
return '[[u;;]' + string + ']';
} else {
return string;
}
}).join('');
};
}
// -------------------------------------------------------------------------
// :: PYTHON INTERPRETER RPC HANDLER
// -------------------------------------------------------------------------
function python(terminal, url, success) {
function ajax_error(xhr, status) {
var msg = $.terminal.escape_brackets('[AJAX] ' + status +
' server response\n' +
xhr.responseText);
terminal.error(msg);
resume(terminal);
}
function json_error(error) {
if (typeof error == 'string') {
terminal.error(error);
} else {
if (error.message) {
terminal.echo(error.message);
}
if (error.error.traceback) {
terminal.echo(error.error.traceback);
}
}
}
function rpc_py(method, params, echo) {
if (params === undefined) {
params = [];
}
pause(terminal);
$.jrpc(url, method, params, function(data) {
if (data.error) {
json_error(data.error);
} else if (data.result) {
if (echo === undefined || echo) {
terminal.echo(data.result.replace(/\n$/, ''));
}
}
resume(terminal);
}, ajax_error);
}
pause(terminal);
var session_id;
$.jrpc(url, 'start', [], function(data) {
if (data.error) {
json_error(data.error);
resume(terminal);
} else if (data.result) {
session_id = data.result;
terminal.echo('[[b;#F8B612;]Warring: each time you execute a c'+
'ommand, python will execute all your previous c'+
'ommands, so watch out on commands that can be e'+
'xecuted only once]');
$.jrpc(url, 'info', [], function(data) {
if (data.error) {
json_error(data.error);
} else {
terminal.echo(data.result);
}
success({
evaluate: function(code) {
rpc_py('evaluate', [session_id, code]);
},
destroy: function() {
rpc_py('destroy', [session_id]);
}
});
resume(terminal);
});
}
}, ajax_error);
}
// -------------------------------------------------------------------------
// :: UNIX COLOR PROMPT
// -------------------------------------------------------------------------
function unix_prompt(user, server, path) {
if (path) {
path = $.terminal.escape_brackets(path);
}
var name = colors.green(user + '@' + server);
var end = colors.grey(user === 'root' ? '# ' : '$ ');
return name + colors.grey(':') + colors.blue(path) + end;
}
function pause(term) {
term.pause(true).find('.prompt').hidden();
}
function resume(term) {
term.resume().find('.prompt').visible();
}
function init(service, index, d, options) {
// -----------------------------------------------------------------
// :: LEASH
// -----------------------------------------------------------------
var settings = $.extend({}, {
onDirectoryChange: $.noop
}, options);
var home;
var config;
var init_formatters = $.terminal.defaults.formatters;
var formatters_stack = [init_formatters];
var interpreters = [];
var cwd = [];
function expand_env_vars(command) {
var fixed_command = command;
$.each(leash.env, function(k, v) {
fixed_command = fixed_command.replace('$' + k, v);
});
return fixed_command;
}
function prn_sql_result(err, result) {
if (err) {
print_error(err);
} else {
switch ($.type(result)) {
case 'array':
if (result.length) {
var keys = Object.keys(result[0]);
result = [keys].concat(result.map(function(row) {
if (row instanceof Array) {
return row.map(function(item) {
return $.terminal.escape_brackets(String(item));
});
} else {
return Object.keys(row).map(function(key) {
return $.terminal.escape_brackets(String(row[key]));
});
}
}));
leash.terminal.echo(ascii_table(result, true), {formatters: false});
}
break;
case 'number':
leash.terminal.echo('Query OK, ' + result +
' row affected');
}
}
resume(leash.terminal);
}
function print_error(err) {
if (err.error) {
leash.terminal.error(err.error.message);
leash.terminal.error('in ' + err.error.file + ' at line ' +
err.error.at);
leash.terminal.error(err.error.line);
} else {
leash.terminal.error(err.message);
}
}
function ascii_table(array, header) {
if (!array.length) {
return '';
}
for (var i = array.length - 1; i >= 0; i--) {
var row = array[i];
var stacks = [];
for (var j = 0; j < row.length; j++) {
var new_lines = row[j].toString().split("\n");
row[j] = new_lines.shift();
stacks.push(new_lines);
}
var new_rows_count = Math.max.apply(Math, stacks.map(function(column) {
return column.length;
}));
for (var k = new_rows_count - 1; k >= 0; k--) {
array.splice(i + 1, 0, stacks.map(function(column) {
return column[k] || "";
}));
}
}
var lengths = array[0].map(function(_, i) {
var col = array.map(function(row) {
if (row[i] != undefined) {
var len = wcwidth(row[i]);
if (row[i].match(/\t/g)) {
// tab is 4 spaces
len += row[i].match(/\t/g).length*3;
}
return len;
} else {
return 0;
}
});
return Math.max.apply(Math, col);
});
// column padding
array = array.map(function(row) {
return '| ' + row.map(function(item, i) {
var size = wcwidth(item);
if (item.match(/\t/g)) {
// tab is 4 spaces
size += item.match(/\t/g).length*3;
}
if (size < lengths[i]) {
item += new Array(lengths[i] - size + 1).join(' ');
}
return item;
}).join(' | ') + ' |';
});
array = array.map(function(line) {
return line.replace(/&/g, '&');
});
var sep = '+' + lengths.map(function(length) {
return new Array(length + 3).join('-');
}).join('+') + '+';
if (header) {
return sep + '\n' + array[0] + '\n' + sep + '\n' +
array.slice(1).join('\n') + '\n' + sep;
} else {
return sep + '\n' + array.join('\n') + '\n' + sep;
}
}
// used on exit from wikipedia to deterimine if turn on convertLinks
var wiki_stack = [];
var dir_stack = [];
// -------------------------------------------------------------------------------
function shell(cmd, path) {
var term = leash.terminal;
var token = term.get_token();
var options = {
columns: term.cols()
};
return service.shell(token, cmd, leash.cwd, options);
}
// -------------------------------------------------------------------------------
function less_command(cat) {
return function(cmd, token, term) {
var shell_cmd = cat + ' ' + cmd.args[0];
pause(term);
shell(shell_cmd, leash.cwd)(function(err, ret) {
if (err) {
print_error(err);
} else {
leash.less($.terminal.escape_brackets(ret.output));
}
resume(term);
});
};
}
// -----------------------------------------------------------------------
// :: Replacemenet for jQuery deferred objects taken from jQuery Terminal
// -----------------------------------------------------------------------
function DelayQueue() {
var callbacks = $.Callbacks();
var resolved = false;
this.resolve = function() {
callbacks.fire();
resolved = true;
};
this.add = function(fn) {
if (resolved) {
fn();
} else {
callbacks.add(fn);
}
};
}
function ready(queue) {
return function(fun) {
queue.add(fun);
};
}
var init_queue = new DelayQueue();
var when_ready = ready(init_queue);
var leash = {
formatters: init_formatters,
version: '{{VERSION}}',
date: '{{DATE}}',
jargon: [],
dirs: {},
env: {},
change_directory: function(dir, callback) {
when_ready(function() {
leash.cwd = dir;
settings.onDirectoryChange(leash.cwd);
leash.refresh_dir(callback);
});
},
banner: function() {
var version = '';
// display version only if inside versioned file
if (!leash.version.match(/\{{2}VERSION\}{2}/)) {
version = ' v. ' + leash.version;
}
var build = '';
if (!leash.date.match(/\{{2}DATE\}{2}/)) {
build = 'build at: ' + leash.date;
}
var banner = [
' __ _______ ______ __',
' / / / __/ _ | / __/ // /',
' / /__/ _// __ |_\\ \\/ _ /',
'/____/___/_/ |_/___/_//_/' + version];
//'Today is: ' + (new Date()).toUTCString(),
if (build) {
banner.push(build);
}
banner.push('');
return banner.join('\n');
},
animation: {
animating: false,
start: function(delay) {
var anim = ['/', '-', '\\', '|'], i = 0;
this.animating = true;
this.prompt = leash.terminal.get_prompt();
var self = this;
leash.terminal.pause(true);
(function animation() {
leash.terminal.set_prompt(anim[i++]);
if (i > anim.length-1) {
i = 0;
}
self.timer = setTimeout(animation, delay);
})();
},
stop: function() {
if (this.animating) {
clearTimeout(this.timer);
leash.terminal.set_prompt(this.prompt);
this.animating = false;
}
resume(leash.terminal);
}
},
service: service,
init: function(term) {
term.on('click', '.jargon', function() {
var command = 'jargon ' + $(this).data('text').replace(/\s/g, ' ');
term.exec(command).then(function() {
if (term.settings().historyState) {
term.save_state(command);
}
});
}).on('click', '.exec', function() {
var command = $(this).data('text');
term.exec(command).then(function() {
if (term.settings().historyState) {
term.save_state(command);
}
});
}).on('click', '.wiki', function() {
var article = $(this).data('text').replace(/\s/g, ' ');
var cmd = $.terminal.split_command('wikipedia ' + article);
leash.commands.wikipedia(cmd, term.token(), term);
}).on('click', '.rfc', function() {
var rfc = $(this).data('text');
var cmd = $.terminal.split_command('rfc ' + rfc);
leash.commands.rfc(cmd, term.token(), term);
}).on('click', 'a', function(e) {
if ($(this).parents().is('.exception')) {
return;
}
if (!e.ctrlKey) {
var token = term.token();
var href = $(this).attr('href').trim();
if (href.match(/^mailto:/)) {
return;
}
leash.less(function(cols, callback) {
leash.service.html(token, href, cols-1)(function(err, page) {
if (!err) {
callback(page.trim().split('\n'));
}
});
});
return false;
}
});
if (!leash.installed) {
leash.install(term);
} else {
leash.config(term);
}
},
interpreter: function(command, term) {
if (!interpreters.length) {
term.error("Not interpeter");
} else {
interpreters[interpreters.length-1](command, term);
}
},
make_interpreter: function(token) {
return function(command, term) {
if (!leash.installed) {
term.error("Invalid command, you need to refresh the p"+
"age");
} else {
if ($.terminal.unclosed_strings(command)) {
leash.shell(command, token, term);
} else {
var cmd = $.terminal.parse_command(command);
if (leash.commands[cmd.name]) {
leash.commands[cmd.name](cmd, token, term);
} else if (command !== '') {
leash.shell(command, token, term);
}
}
}
};
},
install: function(term) {
var settings = {};
// new settings set here
var questions = [
{
name: "root_password",
prompt: "root password: ",
mask: true
},
{
name: "server",
text: "Type your server name"
},
{
name: "username",
text: "Your normal username"
},
{
name: "home",
text: "Home directory"
},
{
name: 'guest',
text: 'Allow guest sessions (Y)es/(N)o',
boolean: true
},
{
name: 'sudo',
text: 'Execute sudo for user accounts (Y)es/(N)o',
boolean: true
},
{
name: "password",
mask: true
}
];
term.echo("[[;#C78100;]You are running Leash for the first"+
" time. You need to configure it]\n");
// don't store user configuration
term.history().disable();
(function install(step, finish) {
var question = questions[step];
if (question) {
if (question.text) {
term.echo('[[b;#fff;]' + question.text + ']');
}
term.push(function(command) {
if (question.mask) {
term.set_mask(false);
}
if (question.boolean) {
var value;
if (command.match(/^Y(es)?/i)) {
value = true;
} else if (command.match(/^N(o)?/i)) {
value = false;
}
if (typeof value != 'undefined') {
settings[question.name] = value;
term.pop();
install(step+1, finish);
}
} else {
settings[question.name] = command;
term.pop();
install(step+1, finish);
}
}, {
prompt: question.prompt || question.name + ": "
});
if (question.mask) {
term.set_mask(true);
}
} else {
finish();
}
})(0, function() {
pause(term);
var colors = $.terminal.ansi_colors.bold;
// recursive call after ajax
function test_shells(shells, continuation) {
if (shells.length) {
var sh = shells[0];
var rest = shells.slice(1);
var text = "Test Shell '" + sh + "' ";
service.test_shell(null, sh)(function(err, valid) {
if (valid) {
text += '[[[b;'+colors.green+';]PASS]]';
} else {
text += '[[[b;'+colors.red+';]FAIL]]';
}
term.echo(text);
if (valid) {
term.echo("Using shell " + sh);
settings.shell = sh;
continuation();
} else {
test_shells(rest, continuation);
}
});
} else {
term.error("Not valid shell found");
term.error("You will not able to use Leash ful"+
"ly");
settings.shell = null;
continuation();
}
}
term.echo("Detect Shell");
service.list_shells(null)(function(err, shells) {
test_shells(shells, function() {
service.configure(settings, '/')(function(err) {
resume(term);
if (err) {
term.error(err.message);
leash.install(term);
} else {
term.echo("Your instalation is complete no"+
"w you can refresh the page and "+
"login");
}
});
});
});
});
},
config: function(term) {
var token = term.token();
// check if token is valid
if (token) { // NOTE: this is also call after login
// we need pause so terminal don't resume in initialize
// function, also pause should always be called before
// ajax
pause(term);
service.valid_token(token)(function(err, valid) {
if (!valid) {
// inform onBeforeLogout to not logout from
// service
term.set_token(undefined);
term.logout();
resume(term);
} else {
leash.token = token;
leash.env.TOKEN = token;
interpreters.push(leash.make_interpreter(token));
service.jargon_list()(function(err, result) {
if (!err) {
leash.jargon = result;
}
});
// TODO: serivce need to be call in pararell
// instead of function use promises
service.get_settings(token)(function(err, result) {
if (err) {
print_error(err);
resume(term);
return;
}
leash.settings = config = result;
leash.cwd = config.home;
leash.home = config.home;
leash.server = config.server;
init_queue.resolve();
settings.onDirectoryChange(leash.cwd);
if (result.show_messages !== false) {
var messages = result.messages || [];
term.echo(messages.map(function(msg) {
return '[[;#ff0;]' + msg + ']';
}).join('\n'));
}
service.dir(token, leash.cwd)(function(err, result) {
leash.dir = result;
// we can set prompt after we have config
term.set_prompt(leash.prompt);
setTimeout(function() {
resume(term);
}, 100);
});
if (config.purgeOnUnload) {
$(window).unload(function() {
term.purge();
});
}
});
}
});
}
},
refresh_dir: function(callback) {
service.dir(leash.token, leash.cwd)(function(err, result) {
leash.dir = result;
if ($.isFunction(callback)) {
callback();
}
});
},
shell: function(command, token, term) {
var re = /\|\s*less\s*$/;
var deferr = $.Deferred();
command = expand_env_vars(command);
pause(term);
if (command.match(re)) {
command = command.replace(re, '');
shell(command, leash.cwd)(function(err, res) {
if (err) {
print_error(err);
} else {
// even if empty
leash.less(res.output);
}
resume(term);
deferr.resolve();
});
} else {
shell(command, leash.cwd)(function(err, res) {
if (err) {
print_error(err);
resume(term);
} else {
if (res.output) {
var re = /\n(\x1b\[m)?$/;
var output = res.output.replace(re, '').
replace(/\[\[/g, '[[').
replace(/\]\]/g, ']]');
term.echo(output);
}
if (leash.cwd !== res.cwd) {
settings.onDirectoryChange(res.cwd);
}
leash.cwd = res.cwd;
leash.refresh_dir(function() {
resume(term);
deferr.resolve();
});
}
});
}
return deferr.promise();
},
option: function(name, value) {
if (typeof value === 'undefined') {
return settings[name];
} else {
settings[name] = value;
}