js-beautify/web/common-function.js

var the = {
    use_codemirror: (!window.location.href.match(/without-codemirror/)),
    beautify_in_progress: false,
    editor: null // codemirror editor
};

function run_tests() {
    var st = new SanityTest();
    run_javascript_tests(st, Urlencoded, js_beautify, html_beautify, css_beautify);
    run_css_tests(st, Urlencoded, js_beautify, html_beautify, css_beautify);
    run_html_tests(st, Urlencoded, js_beautify, html_beautify, css_beautify);
    JavascriptObfuscator.run_tests(st);
    P_A_C_K_E_R.run_tests(st);
    Urlencoded.run_tests(st);
    MyObfuscate.run_tests(st);
    var results = st.results_raw()
        .replace(/&/g, '&')
        .replace(/</g, '&lt;')
        .replace(/>/g, '&gt;')
        .replace(/ /g, '&nbsp;')
        .replace(/\r/g, '·')
        .replace(/\n/g, '<br>');
    $('#testresults').html(results).show();
}


function any(a, b) {
    return a || b;
}

function read_settings_from_cookie() {
    $('#tabsize').val(any($.cookie('tabsize'), '4'));
    $('#brace-style').val(any($.cookie('brace-style'), 'collapse'));
    $('#detect-packers').prop('checked', $.cookie('detect-packers') !== 'off');
    $('#max-preserve-newlines').val(any($.cookie('max-preserve-newlines'), '5'));
    $('#keep-array-indentation').prop('checked', $.cookie('keep-array-indentation') === 'on');
    $('#break-chained-methods').prop('checked', $.cookie('break-chained-methods') === 'on');
    $('#indent-scripts').val(any($.cookie('indent-scripts'), 'normal'));
    $('#space-before-conditional').prop('checked', $.cookie('space-before-conditional') !== 'off');
    $('#wrap-line-length').val(any($.cookie('wrap-line-length'), '0'));
    $('#unescape-strings').prop('checked', $.cookie('unescape-strings') === 'on');
    $('#jslint-happy').prop('checked', $.cookie('jslint-happy') === 'on');
    $('#end-with-newline').prop('checked', $.cookie('end-with-newline') === 'on');
    $('#indent-inner-html').prop('checked', $.cookie('indent-inner-html') === 'on');
    $('#comma-first').prop('checked', $.cookie('comma-first') === 'on');
    $('#e4x').prop('checked', $.cookie('e4x') === 'on');
}

function store_settings_to_cookie() {
    var opts = {
        expires: 360
    };
    $.cookie('tabsize', $('#tabsize').val(), opts);
    $.cookie('brace-style', $('#brace-style').val(), opts);
    $.cookie('detect-packers', $('#detect-packers').prop('checked') ? 'on' : 'off', opts);
    $.cookie('max-preserve-newlines', $('#max-preserve-newlines').val(), opts);
    $.cookie('keep-array-indentation', $('#keep-array-indentation').prop('checked') ? 'on' : 'off', opts);
    $.cookie('break-chained-methods', $('#break-chained-methods').prop('checked') ? 'on' : 'off', opts);
    $.cookie('space-before-conditional', $('#space-before-conditional').prop('checked') ? 'on' : 'off',
        opts);
    $.cookie('unescape-strings', $('#unescape-strings').prop('checked') ? 'on' : 'off', opts);
    $.cookie('jslint-happy', $('#jslint-happy').prop('checked') ? 'on' : 'off', opts);
    $.cookie('end-with-newline', $('#end-with-newline').prop('checked') ? 'on' : 'off', opts);
    $.cookie('wrap-line-length', $('#wrap-line-length').val(), opts);
    $.cookie('indent-scripts', $('#indent-scripts').val(), opts);
    $.cookie('indent-inner-html', $('#indent-inner-html').prop('checked') ? 'on' : 'off', opts);
    $.cookie('comma-first', $('#comma-first').prop('checked') ? 'on' : 'off', opts);
    $.cookie('e4x', $('#e4x').prop('checked') ? 'on' : 'off', opts);

}

function unpacker_filter(source) {
    var trailing_comments = '',
        comment = '',
        unpacked = '',
        found = false;

    // cut trailing comments
    do {
        found = false;
        if (/^\s*\/\*/.test(source)) {
            found = true;
            comment = source.substr(0, source.indexOf('*/') + 2);
            source = source.substr(comment.length).replace(/^\s+/, '');
            trailing_comments += comment + "\n";
        } else if (/^\s*\/\//.test(source)) {
            found = true;
            comment = source.match(/^\s*\/\/.*/)[0];
            source = source.substr(comment.length).replace(/^\s+/, '');
            trailing_comments += comment + "\n";
        }
    } while (found);

    var unpackers = [P_A_C_K_E_R, Urlencoded, JavascriptObfuscator/*, MyObfuscate*/];
    for (var i = 0; i < unpackers.length; i++) {
        if (unpackers[i].detect(source)) {
            unpacked = unpackers[i].unpack(source);
            if (unpacked != source) {
                source = unpacker_filter(unpacked);
            }
        }
    }

    return trailing_comments + source;
}


function beautify() {
    if (the.beautify_in_progress) return;

    store_settings_to_cookie();

    the.beautify_in_progress = true;

    var source = the.editor ? the.editor.getValue() : $('#source').val(),
        output,
        opts = {};

    opts.indent_size = $('#tabsize').val();
    opts.indent_char = opts.indent_size == 1 ? '\t' : ' ';
    opts.max_preserve_newlines = $('#max-preserve-newlines').val();
    opts.preserve_newlines = opts.max_preserve_newlines !== "-1";
    opts.keep_array_indentation = $('#keep-array-indentation').prop('checked');
    opts.break_chained_methods = $('#break-chained-methods').prop('checked');
    opts.indent_scripts = $('#indent-scripts').val();
    opts.brace_style = $('#brace-style').val() + ($('#brace-preserve-inline').prop('checked') ? ",preserve-inline" : "");
    opts.space_before_conditional = $('#space-before-conditional').prop('checked');
    opts.unescape_strings = $('#unescape-strings').prop('checked');
    opts.jslint_happy = $('#jslint-happy').prop('checked');
    opts.end_with_newline = $('#end-with-newline').prop('checked');
    opts.wrap_line_length = $('#wrap-line-length').val();
    opts.indent_inner_html = $('#indent-inner-html').prop('checked');
    opts.comma_first = $('#comma-first').prop('checked');
    opts.e4x = $('#e4x').prop('checked');

    if (looks_like_html(source)) {
        output = html_beautify(source, opts);
    } else {
        if ($('#detect-packers').prop('checked')) {
            source = unpacker_filter(source);
        }
        output = js_beautify(source, opts);
    }
    if (the.editor) {
        the.editor.setValue(output);
    } else {
        $('#source').val(output);
    }

    the.beautify_in_progress = false;
}

function looks_like_html(source) {
    // <foo> - looks like html
    var trimmed = source.replace(/^[ \t\n\r]+/, '');
    return trimmed && (trimmed.substring(0, 1) === '<');
}