293 lines
8.2 KiB
HTML
293 lines
8.2 KiB
HTML
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<HTML>
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<HEAD>
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<TITLE>termlib Sample Parser</TITLE>
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<SCRIPT LANGUAGE="JavaScript" TYPE="text/javascript" SRC="termlib.js"></SCRIPT>
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<SCRIPT LANGUAGE="JavaScript" TYPE="text/javascript" SRC="termlib_parser.js"></SCRIPT>
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<SCRIPT LANGUAGE="JavaScript" TYPE="text/javascript">
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<!--
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/*
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test sample for termlib.js and termlib_parser.js
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(c) Norbert Landsteiner 2005
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mass:werk - media environments
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<http://www.masswerk.at>
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*/
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var term;
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var helpPage=[
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'%CS%+r Terminal Help %-r%n',
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' This is just a sample to demonstrate command line parsing.',
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' ',
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' Use one of the following commands:',
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' clear [-a] .......... clear the terminal',
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' option "a" also removes the status line',
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' number -n<value> .... return value of option "n" (test for options)',
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' repeat -n<value> .... repeats the first argument n times (another test)',
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' login <username> .... sample login (test for raw mode)',
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' exit ................ close the terminal (same as <ESC>)',
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' help ................ show this help page',
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' ',
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' other input will be echoed to the terminal as a list of parsed arguments',
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' in the format <argument index> <quoting level> "<parsed value>".',
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' '
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];
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function termOpen() {
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if (!term) {
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term=new Terminal(
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{
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x: 220,
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y: 70,
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termDiv: 'termDiv',
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ps: '[guest]$',
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initHandler: termInitHandler,
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handler: commandHandler
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}
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);
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if (term) term.open();
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}
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else if (term.closed) {
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term.open();
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}
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else {
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term.focus();
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}
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}
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function termInitHandler() {
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// output a start up screen
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this.write(
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[
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TermGlobals.center('####################################################', 80),
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TermGlobals.center('# #', 80),
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TermGlobals.center('# termlib.js - Sample Parser #', 80),
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TermGlobals.center('# Input is echoed as a list of parsed arguments. #', 80),
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TermGlobals.center('# #', 80),
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TermGlobals.center('# Type "help" for commands. #', 80),
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TermGlobals.center('# #', 80),
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TermGlobals.center('# (c) N. Landsteiner 2005; www.masswerk.at #', 80),
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TermGlobals.center('# #', 80),
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TermGlobals.center('####################################################', 80),
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'%n'
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]
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);
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// set a double status line
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this.statusLine('', 8,2); // just a line of strike
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this.statusLine(' +++ This is just a test sample for command parsing. Type "help" for help. +++');
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this.maxLines -= 2;
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// and leave with prompt
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this.prompt();
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}
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function commandHandler() {
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this.newLine();
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// check for raw mode first (should not be parsed)
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if (this.rawMode) {
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if (this.env.getPassword) {
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// sample password handler (lineBuffer == stored username ?)
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if (this.lineBuffer == this.env.username) {
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this.user = this.env.username;
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this.ps = '['+this.user+']>';
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}
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else {
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this.type('Sorry.');
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}
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this.env.username = '';
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this.env.getPassword = false;
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}
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// leave in normal mode
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this.rawMode = false;
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this.prompt();
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return;
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}
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// normal command parsing
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// just call the termlib_parser with a reference of the calling Terminal instance
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// parsed arguments will be imported in this.argv,
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// quoting levels per argument in this.argQL (quoting character or empty)
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// cursor for arguments is this.argc (used by parserGetopt)
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// => see 'termlib_parse.js' for configuration and details
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parseLine(this);
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if (this.argv.length == 0) {
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// no commmand line input
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}
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else if (this.argQL[0]) {
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// first argument quoted -> error
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this.write("Syntax error: first argument quoted.");
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}
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else {
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var cmd = this.argv[this.argc++];
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/*
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process commands now
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1st argument: this.argv[this.argc]
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*/
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if (cmd == 'help') {
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this.write(helpPage);
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}
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else if (cmd == 'clear') {
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// get options
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var opts = parserGetopt(this, 'aA');
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if (opts.a) {
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// discard status line on opt "a" or "A"
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this.maxLines = this.conf.rows;
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}
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this.clear();
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}
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else if (cmd == 'number') {
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// test for value options
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var opts = parserGetopt(this, 'n');
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if (opts.illegals.length) this.type('illegal option. usage: number -n<value>')
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else if ((opts.n) && (opts.n.value != -1)) this.type('option value: '+opts.n.value)
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else this.type('usage: number -n<value>');
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}
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else if (cmd == 'repeat') {
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// another test for value options
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var opts = parserGetopt(this, 'n');
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if (opts.illegals.length) this.type('illegal option. usage: repeat -n<value> <string>')
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else if ((opts.n) && (opts.n.value != -1)) {
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// first normal argument is again this.argv[this.argc]
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var s = this.argv[this.argc];
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if (typeof s != 'undefined') {
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// repeat this string n times
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var a = [];
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for (var i=0; i<opts.n.value; i++) a[a.length] = s;
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this.type(a.join(' '));
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}
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}
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else this.type('usage: repeat -n<value> <string>');
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}
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else if (cmd == 'login') {
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// sample login (test for raw mode)
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if ((this.argc == this.argv.length) || (this.argv[this.argc] == '')) {
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this.type('usage: login <username>');
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}
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else {
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this.env.getPassword = true;
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this.env.username = this.argv[this.argc];
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this.write('%+iSample login: repeat username as password.%-i%n');
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this.type('password: ');
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// exit in raw mode (blind input)
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this.rawMode = true;
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this.lock = false;
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return;
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}
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}
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else if (cmd == 'exit') {
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this.close();
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return;
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}
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else {
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// for test purpose just output argv as list
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// assemble a string of style-escaped lines and output it in more-mode
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s=' INDEX QL ARGUMENT%n';
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for (var i=0; i<this.argv.length; i++) {
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s += TermGlobals.stringReplace('%', '%%',
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TermGlobals.fillLeft(i, 6) +
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TermGlobals.fillLeft((this.argQL[i])? this.argQL[i]:'-', 4) +
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' "' + this.argv[i] + '"'
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) + '%n';
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}
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this.write(s, 1);
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return;
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}
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}
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this.prompt();
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}
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//-->
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</SCRIPT>
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<STYLE TYPE="text/css">
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body,p,a,td {
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font-family: courier,fixed,swiss,sans-serif;
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font-size: 12px;
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color: #cccccc;
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}
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.lh15 {
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line-height: 15px;
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}
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.term {
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font-family: courier,fixed,swiss,sans-serif;
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font-size: 12px;
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color: #33d011;
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background: none;
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}
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.termReverse {
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color: #111111;
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background: #33d011;
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}
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a,a:link,a:visited {
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text-decoration: none;
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color: #77dd11;
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}
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a:hover {
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text-decoration: underline;
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color: #77dd11;
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}
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a:active {
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text-decoration: underline;
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color: #dddddd;
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}
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a.termopen,a.termopen:link,a.termopen:visited {
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text-decoration: none;
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color: #77dd11;
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background: none;
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}
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a.termopen:hover {
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text-decoration: none;
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color: #222222;
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background: #77dd11;
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}
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a.termopen:active {
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text-decoration: none;
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color: #222222;
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background: #dddddd;
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}
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</STYLE>
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</HEAD>
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<BODY BGCOLOR="#222222" LINK="#77dd11" TEXT="#cccccc" ALINK="#dddddd" VLINK="#77dd11"
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TOPMARGIN="0" BOTTOMMARGIN="0" LEFTMARGIN="0" RIGHTMARGIN="0" MARGINHEIGHT="0" MARGINWIDTH="0">
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<TABLE BORDER="0" CELLSPACING="20" CELLPADDING="0" ALIGN="center">
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<TR>
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<TD NOWRAP><A HREF="index.html">termlib.js home</A></TD>
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<TD>|</TD>
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<TD NOWRAP><A HREF="multiterm_test.html">multiple terminal test</A></TD>
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<TD>|</TD>
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<TD NOWRAP>sample parser</TD>
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<TD>|</TD>
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<TD NOWRAP><A HREF="faq.html">faq</A></TD>
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<TD>|</TD>
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<TD NOWRAP><A HREF="readme.txt" TITLE="readme.txt (text/plain)">documentation</A></TD>
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</TR>
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</TABLE>
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<TABLE BORDER="0" CELLSPACING="20" CELLPADDING="0">
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<TR><TD NOWRAP>
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Sample Parser Test<BR>
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</TD></TR>
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<TR><TD NOWRAP>
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<A HREF="javascript:termOpen()" onfocus="if(this.blur)this.blur();" onmouseover="window.status='terminal 1'; return true" onmouseout="window.status=''; return true" CLASS="termopen">> open terminal </A>
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</TD></TR>
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<TR><TD NOWRAP>
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</TD></TR>
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<TR><TD NOWRAP CLASS="lh15">
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<BR>
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(c) mass:werk,<BR>N. Landsteiner 2003-2005<BR>
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<A HREF="http://www.masswerk.at/" TARGET="_blank">http://www.masswerk.at</A>
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</TD></TR>
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</TABLE>
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<DIV ID="termDiv" STYLE="position:absolute;"></DIV>
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</BODY>
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</HTML>
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