JezK

Edit File: searchdoc.js

Searchdoc = {};

// navigation.js ------------------------------------------

Searchdoc.Navigation = new function() {
    this.initNavigation = function() {
        var _this = this;

$(document).keydown(function(e) {
            _this.onkeydown(e);
        }).keyup(function(e) {
            _this.onkeyup(e);
        });

this.navigationActive = true;
    };

this.setNavigationActive = function(state) {
        this.navigationActive = state;
        this.clearMoveTimeout();
    };

this.onkeyup = function(e) {
        if (!this.navigationActive) return;
        switch (e.keyCode) {
            case 37: //Event.KEY_LEFT:
            case 38: //Event.KEY_UP:
            case 39: //Event.KEY_RIGHT:
            case 40: //Event.KEY_DOWN:
            case 73: // i - qwerty
            case 74: // j
            case 75: // k
            case 76: // l
            case 67: // c - dvorak
            case 72: // h
            case 84: // t
            case 78: // n
                this.clearMoveTimeout();
                break;
        }
    };

this.onkeydown = function(e) {
        if (!this.navigationActive) return;
        switch (e.keyCode) {
            case 37: //Event.KEY_LEFT:
            case 74: // j (qwerty)
            case 72: // h (dvorak)
                if (this.moveLeft()) e.preventDefault();
                break;
            case 38: //Event.KEY_UP:
            case 73: // i (qwerty)
            case 67: // c (dvorak)
                if (e.keyCode == 38 || e.ctrlKey) {
                    if (this.moveUp()) e.preventDefault();
                    this.startMoveTimeout(false);
                }
                break;
            case 39: //Event.KEY_RIGHT:
            case 76: // l (qwerty)
            case 78: // n (dvorak)
                if (this.moveRight()) e.preventDefault();
                break;
            case 40: //Event.KEY_DOWN:
            case 75: // k (qwerty)
            case 84: // t (dvorak)
                if (e.keyCode == 40 || e.ctrlKey) {
                    if (this.moveDown()) e.preventDefault();
                    this.startMoveTimeout(true);
                }
                break;
            case 9: //Event.KEY_TAB:
            case 13: //Event.KEY_RETURN:
                if (this.$current) this.select(this.$current);
                break;
            case 83: // s (qwerty)
            case 79: // o (dvorak)
                if (e.ctrlKey) {
                    $('#search').focus();
                    e.preventDefault();
                }
                break;
        }
        if (e.ctrlKey && e.shiftKey) this.select(this.$current);
    };

this.clearMoveTimeout = function() {
        clearTimeout(this.moveTimeout);
        this.moveTimeout = null;
    };

this.startMoveTimeout = function(isDown) {
        if (!$.browser.mozilla && !$.browser.opera) return;
        if (this.moveTimeout) this.clearMoveTimeout();
        var _this = this;

var go = function() {
            if (!_this.moveTimeout) return;
            _this[isDown ? 'moveDown' : 'moveUp']();
            _this.moveTimout = setTimeout(go, 100);
        };
        this.moveTimeout = setTimeout(go, 200);
    };

this.moveRight = function() {};

this.moveLeft = function() {};

this.move = function(isDown) {};

this.moveUp = function() {
        return this.move(false);
    };

this.moveDown = function() {
        return this.move(true);
    };
};

// scrollIntoView.js --------------------------------------

// panel.js -----------------------------------------------

Searchdoc.Panel = function(element, data, tree, frame) {
    this.$element = $(element);
    this.$input = $('input', element).eq(0);
    this.$result = $('.result ul', element).eq(0);
    this.frame = frame;
    this.$current = null;
    this.$view = this.$result.parent();
    this.data = data;
    this.searcher = new Searcher(data.index);
    this.tree = new Searchdoc.Tree($('.tree', element), tree, this);
    this.init();
};

Searchdoc.Panel.prototype = $.extend({}, Searchdoc.Navigation, new function() {
    var suid = 1;

this.init = function() {
        var _this = this;
        var observer = function() {
            _this.search(_this.$input[0].value);
        };
        this.$input.keyup(observer);
        this.$input.click(observer); // mac's clear field

this.searcher.ready(function(results, isLast) {
            _this.addResults(results, isLast);
        });

this.$result.click(function(e) {
            _this.$current.removeClass('current');
            _this.$current = $(e.target).closest('li').addClass('current');
            _this.select();
            _this.$input.focus();
        });

this.initNavigation();
        this.setNavigationActive(false);
    };

this.search = function(value, selectFirstMatch) {
        value = jQuery.trim(value).toLowerCase();
        this.selectFirstMatch = selectFirstMatch;
        if (value) {
            this.$element.removeClass('panel_tree').addClass('panel_results');
            this.tree.setNavigationActive(false);
            this.setNavigationActive(true);
        } else {
            this.$element.addClass('panel_tree').removeClass('panel_results');
            this.tree.setNavigationActive(true);
            this.setNavigationActive(false);
        }
        if (value != this.lastQuery) {
            this.lastQuery = value;
            this.firstRun = true;
            this.searcher.find(value);
        }
    };

this.addResults = function(results, isLast) {
 var target = this.$result.get(0);
 if (this.firstRun && (results.length > 0 || isLast)) {
 this.$current = null;
 this.$result.empty();
 }
 for (var i = 0, l = results.length; i < l; i++) {
 target.appendChild(renderItem.call(this, results[i]));
 }
 if (this.firstRun && results.length > 0) {
 this.firstRun = false;
 this.$current = $(target.firstChild);
 this.$current.addClass('current');
 if (this.selectFirstMatch) this.select();
 scrollIntoView(this.$current[0], this.$view[0]);
 }
 if (jQuery.browser.msie) this.$element[0].className += '';
 };

this.open = function(src) {
        this.frame.location.href = '../' + src;
        if (this.frame.highlight) this.frame.highlight(src);
    };

this.select = function() {
        this.open(this.$current.data('path'));
    };

this.move = function(isDown) {
        if (!this.$current) return;
        var $next = this.$current[isDown ? 'next' : 'prev']();
        if ($next.length) {
            this.$current.removeClass('current');
            $next.addClass('current');
            scrollIntoView($next[0], this.$view[0]);
            this.$current = $next;
        }
        return true;
    };

function renderItem(result) {
 var li = document.createElement('li'),
 html = '',
 badge = result.badge;
 html += '<h1>' + hlt(result.title);
 if (result.params) html += '' + result.params + '';
 html += '</h1>';
 html += '';
 if (typeof badge != 'undefined') {
 html += '' + stripHTML(this.data.badges[badge] || 'unknown') + '';
 }
 html += hlt(result.namespace) + '';
 if (result.snippet) html += '' + stripHTML(result.snippet) + '';
 li.innerHTML = html;
 jQuery.data(li, 'path', result.path);
 return li;
 }

function hlt(html) {
 return escapeHTML(html).replace(/\u0001/g, '').replace(/\u0002/g, '');
 }

function escapeHTML(html) {
 return html.replace(/[&<>]/g, function(c) {
 return '&#' + c.charCodeAt(0) + ';';
 });
 }

function stripHTML(html) {
        var in_tag = false;
        var output = "";

for (var i = 0; i < html.length; i++) {
 if (html[i] == '<'){
 in_tag = true;
 } else if (html[i] == '>') {
 in_tag = false;
 i++;
 }

if (!in_tag && i < html.length)
 output += html[i];
 }

return output;
    }

});

// tree.js ------------------------------------------------

Searchdoc.Tree = function(element, tree, panel) {
    this.$element = $(element);
    this.$list = $('ul', element);
    this.tree = tree;
    this.panel = panel;
    this.init();
};

Searchdoc.Tree.prototype = $.extend({}, Searchdoc.Navigation, new function() {
 this.init = function() {
 var stopper = document.createElement('li');
 stopper.className = 'stopper';
 this.$list[0].appendChild(stopper);
 for (var i = 0, l = this.tree.length; i < l; i++) {
 buildAndAppendItem.call(this, this.tree[i], 0, stopper);
 }
 var _this = this;
 this.$list.click(function(e) {
 var $target = $(e.target),
 $li = $target.closest('li');
 if ($target.hasClass('icon')) {
 _this.toggle($li);
 } else {
 _this.select($li);
 }
 });

this.initNavigation();
        if (jQuery.browser.msie) document.body.className += '';
    };

this.select = function($li) {
        this.highlight($li);
        var path = $li[0].searchdoc_tree_data.path;
        if (path) this.panel.open(path);
    };

this.highlight = function($li) {
        if (this.$current) this.$current.removeClass('current');
        this.$current = $li.addClass('current');
    };

this.toggle = function($li) {
 var closed = !$li.hasClass('closed'),
 children = $li[0].searchdoc_tree_data.children;
 $li.toggleClass('closed');
 for (var i = 0, l = children.length; i < l; i++) {
 toggleVis.call(this, $(children[i].li), !closed);
 }
 };

this.moveRight = function() {
        if (!this.$current) {
            this.highlight(this.$list.find('li:first'));
            return;
        }
        if (this.$current.hasClass('closed')) {
            this.toggle(this.$current);
        }
    };

this.moveLeft = function() {
        if (!this.$current) {
            this.highlight(this.$list.find('li:first'));
            return;
        }
        if (!this.$current.hasClass('closed')) {
            this.toggle(this.$current);
        } else {
            var level = this.$current[0].searchdoc_tree_data.level;
            if (level === 0) return;
            var $next = this.$current.prevAll('li.level_' + (level - 1) + ':visible:first');
            this.$current.removeClass('current');
            $next.addClass('current');
            scrollIntoView($next[0], this.$element[0]);
            this.$current = $next;
        }
    };

this.move = function(isDown) {
        if (!this.$current) {
            this.highlight(this.$list.find('li:first'));
            return true;
        }
        var next = this.$current[0];
        if (isDown) {
            do {
                next = next.nextSibling;
                if (next && next.style && next.style.display != 'none') break;
            } while (next);
        } else {
            do {
                next = next.previousSibling;
                if (next && next.style && next.style.display != 'none') break;
            } while (next);
        }
        if (next && next.className.indexOf('stopper') == -1) {
            this.$current.removeClass('current');
            $(next).addClass('current');
            scrollIntoView(next, this.$element[0]);
            this.$current = $(next);
        }
        return true;
    };

function buildAndAppendItem(item, level, before) {
 var li = renderItem(item, level),
 list = this.$list[0];
 item.li = li;
 list.insertBefore(li, before);
 for (var i = 0, l = item[3].length; i < l; i++) {
 buildAndAppendItem.call(this, item[3][i], level + 1, before);
 }
 return li;
 }

function renderItem(item, level) {
        var li = document.createElement('li'),
            cnt = document.createElement('div'),
            h1 = document.createElement('h1'),
            p = document.createElement('p'),
            icon, i;

li.appendChild(cnt);
        li.style.paddingLeft = getOffset(level);
        cnt.className = 'content';
        if (!item[1]) li.className = 'empty ';
        cnt.appendChild(h1);
        // cnt.appendChild(p);
        h1.appendChild(document.createTextNode(item[0]));
        // p.appendChild(document.createTextNode(item[4]));
        if (item[2]) {
            i = document.createElement('i');
            i.appendChild(document.createTextNode(item[2]));
            h1.appendChild(i);
        }
        if (item[3].length > 0) {
            icon = document.createElement('div');
            icon.className = 'icon';
            cnt.appendChild(icon);
        }

// user direct assignement instead of $()
        // it's 8x faster
        // $(li).data('path', item[1])
        //     .data('children', item[3])
        //     .data('level', level)
        //     .css('display', level == 0 ? '' : 'none')
        //     .addClass('level_' + level)
        //     .addClass('closed');
        li.searchdoc_tree_data = {
            path: item[1],
            children: item[3],
            level: level
        };
        li.style.display = level === 0 ? '' : 'none';
        li.className += 'level_' + level + ' closed';
        return li;
    }

function getOffset(level) {
        return 5 + 18 * level + 'px';
    }
});

Anmeldung Newsletter | Fairnetzt-Hochrhein