forgejo/public/ng/js/gogs.js

// @codekit-prepend "lib/jquery-1.11.1.min.js"
// @codekit-prepend "lib/tabs.js"

(function ($) {
    // extend jQuery ajax, set csrf token value
    var ajax = $.ajax;
    $.extend({
        ajax: function (url, options) {
            if (typeof url === 'object') {
                options = url;
                url = undefined;
            }
            options = options || {};
            url = options.url;
            var csrftoken = $('meta[name=_csrf]').attr('content');
            var headers = options.headers || {};
            var domain = document.domain.replace(/\./ig, '\\.');
            if (!/^(http:|https:).*/.test(url) || eval('/^(http:|https:)\\/\\/(.+\\.)*' + domain + '.*/').test(url)) {
                headers = $.extend(headers, {'X-Csrf-Token': csrftoken});
            }
            options.headers = headers;
            var callback = options.success;
            options.success = function (data) {
                if (data.once) {
                    // change all _once value if ajax data.once exist
                    $('[name=_once]').val(data.once);
                }
                if (callback) {
                    callback.apply(this, arguments);
                }
            };
            return ajax(url, options);
        },

        changeHash: function (hash) {
            if (history.pushState) {
                history.pushState(null, null, hash);
            }
            else {
                location.hash = hash;
            }
        },

        deSelect: function () {
            if (window.getSelection) {
                window.getSelection().removeAllRanges();
            } else {
                document.selection.empty();
            }
        }
    });
}(jQuery));

$(document).ready(function () {
    Tabs('#dashboard-sidebar-menu');

    homepage();
    settingsProfile();
    settingsSSHKeys();
    settingsDelete();
    renderMarkdown();
    renderCodeView();

    // Fix language drop-down menu height.
    var l = $('#footer-lang li').length;
    $('#footer-lang .drop-down').css({
        "top": (-31 * l) + "px",
        "height": (31 * l - 3) + "px"
    });
});

function homepage() {
    // Change method to GET if no username input.
    $('#promo-form').submit(function (e) {
        if ($('#username').val() === "") {
            e.preventDefault();
            window.location.href = '/user/login';
            return true
        }
    });
    // Redirect to register page.
    $('#register-button').click(function (e) {
        if ($('#username').val() === "") {
            e.preventDefault();
            window.location.href = '/user/sign_up';
            return true
        }
        $('#promo-form').attr('action', '/user/sign_up');
    });
}

function settingsProfile() {
    // Confirmation of change username in user profile page.
    $('#user-profile-form').submit(function (e) {
        if (($('#username').data('uname') != $('#username').val()) && !confirm('Username has been changed, do you want to continue?')) {
            e.preventDefault();
            return true;
        }
    });
}

function settingsSSHKeys() {
    // Show add SSH key panel.
    $('#ssh-add').click(function () {
        $('#user-ssh-add-form').removeClass("hide");
    });
}

function settingsDelete() {
    // Confirmation of delete account.
    $('#delete-account-button').click(function (e) {
        if (!confirm('This account is going to deleted, do you want to continue?')) {
            e.preventDefault();
            return true;
        }
    });
}

function renderMarkdown() {
    var $md = $('.markdown');
    var $pre = $md.find('pre > code').parent();
    $pre.addClass('prettyprint linenums');
    prettyPrint();

    // Set anchor.
    var headers = {};
    $md.find('h1, h2, h3, h4, h5, h6').each(function () {
        var node = $(this);
        var val = encodeURIComponent(node.text().toLowerCase().replace(/[^\w\- ]/g, '').replace(/[ ]/g, '-'));
        var name = val;
        if (headers[val] > 0) {
            name = val + '-' + headers[val];
        }
        if (headers[val] == undefined) {
            headers[val] = 1;
        } else {
            headers[val] += 1;
        }
        node = node.wrap('<div id="' + name + '" class="anchor-wrap" ></div>');
        node.append('<a class="anchor" href="#' + name + '"><span class="octicon octicon-link"></span></a>');
    });
}

function renderCodeView() {
    function selectRange($list, $select, $from) {
        $list.removeClass('active');
        if ($from) {
            var a = parseInt($select.attr('rel').substr(1));
            var b = parseInt($from.attr('rel').substr(1));
            var c;
            if (a != b) {
                if (a > b) {
                    c = a;
                    a = b;
                    b = c;
                }
                var classes = [];
                for (i = a; i <= b; i++) {
                    classes.push('.L' + i);
                }
                $list.filter(classes.join(',')).addClass('active');
                $.changeHash('#L' + a + '-' + 'L' + b);
                return
            }
        }
        $select.addClass('active');
        $.changeHash('#' + $select.attr('rel'));
    }

    $(document).on('click', '.lines-num span', function (e) {
        var $select = $(this);
        var $list = $select.parent().siblings('.lines-code').find('ol.linenums > li');
        selectRange($list, $list.filter('[rel=' + $select.attr('rel') + ']'), (e.shiftKey ? $list.filter('.active').eq(0) : null));
        $.deSelect();
    });

    $('.code-view .lines-code > pre').each(function () {
        var $pre = $(this);
        var $lineCode = $pre.parent();
        var $lineNums = $lineCode.siblings('.lines-num');
        if ($lineNums.length > 0) {
            var nums = $pre.find('ol.linenums > li').length;
            for (var i = 1; i <= nums; i++) {
                $lineNums.append('<span id="L' + i + '" rel="L' + i + '">' + i + '</span>');
            }
        }
    });

    $(window).on('hashchange', function (e) {
        var m = window.location.hash.match(/^#(L\d+)\-(L\d+)$/);
        var $list = $('.code-view ol.linenums > li');
        if (m) {
            var $first = $list.filter('.' + m[1]);
            selectRange($list, $first, $list.filter('.' + m[2]));
            $("html, body").scrollTop($first.offset().top - 200);
            return;
        }
        m = window.location.hash.match(/^#(L\d+)$/);
        if (m) {
            var $first = $list.filter('.' + m[1]);
            selectRange($list, $first);
            $("html, body").scrollTop($first.offset().top - 200);
        }
    }).trigger('hashchange');
}