From c94fb32c7a3c28b18a27460aa2447eeec1fac1de Mon Sep 17 00:00:00 2001
From: Pascal Szewczyk <ps@elektrowecker.de>
Date: Mon, 18 Jul 2016 23:23:54 +0200
Subject: uikit added

---
 js/components/nestable.js | 653 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 653 insertions(+)
 create mode 100755 js/components/nestable.js

(limited to 'js/components/nestable.js')

diff --git a/js/components/nestable.js b/js/components/nestable.js
new file mode 100755
index 0000000..573345d
--- /dev/null
+++ b/js/components/nestable.js
@@ -0,0 +1,653 @@
+/*! UIkit 2.26.4 | http://www.getuikit.com | (c) 2014 YOOtheme | MIT License */
+/*
+ * Based on Nestable jQuery Plugin - Copyright (c) 2012 David Bushell - http://dbushell.com/
+ */
+(function(addon) {
+
+    var component;
+
+    if (window.UIkit) {
+        component = addon(UIkit);
+    }
+
+    if (typeof define == "function" && define.amd) {
+        define("uikit-nestable", ["uikit"], function(){
+            return component || addon(UIkit);
+        });
+    }
+
+})(function(UI) {
+
+    "use strict";
+
+    var hasTouch     = 'ontouchstart' in window,
+        html         = UI.$html,
+        touchedlists = [],
+        $win         = UI.$win,
+        draggingElement;
+
+    var eStart  = hasTouch ? 'touchstart'  : 'mousedown',
+        eMove   = hasTouch ? 'touchmove'   : 'mousemove',
+        eEnd    = hasTouch ? 'touchend'    : 'mouseup',
+        eCancel = hasTouch ? 'touchcancel' : 'mouseup';
+
+
+    UI.component('nestable', {
+
+        defaults: {
+            listBaseClass   : 'uk-nestable',
+            listClass       : 'uk-nestable-list',
+            listItemClass   : 'uk-nestable-item',
+            dragClass       : 'uk-nestable-dragged',
+            movingClass     : 'uk-nestable-moving',
+            noChildrenClass : 'uk-nestable-nochildren',
+            emptyClass      : 'uk-nestable-empty',
+            handleClass     : '',
+            collapsedClass  : 'uk-collapsed',
+            placeholderClass: 'uk-nestable-placeholder',
+            noDragClass     : 'uk-nestable-nodrag',
+            group           : false,
+            maxDepth        : 10,
+            threshold       : 20,
+            idlethreshold   : 10,
+        },
+
+        boot: function() {
+
+            // adjust document scrolling
+            UI.$html.on('mousemove touchmove', function(e) {
+
+                if (draggingElement) {
+
+                    var top = draggingElement.offset().top;
+
+                    if (top < UI.$win.scrollTop()) {
+                        UI.$win.scrollTop(UI.$win.scrollTop() - Math.ceil(draggingElement.height()/2));
+                    } else if ( (top + draggingElement.height()) > (window.innerHeight + UI.$win.scrollTop()) ) {
+                        UI.$win.scrollTop(UI.$win.scrollTop() + Math.ceil(draggingElement.height()/2));
+                    }
+                }
+            });
+
+            // init code
+            UI.ready(function(context) {
+
+                UI.$("[data-uk-nestable]", context).each(function(){
+
+                    var ele = UI.$(this);
+
+                    if (!ele.data("nestable")) {
+                        UI.nestable(ele, UI.Utils.options(ele.attr("data-uk-nestable")));
+                    }
+                });
+            });
+        },
+
+        init: function() {
+
+            var $this = this;
+
+            Object.keys(this.options).forEach(function(key){
+
+                if(String(key).indexOf('Class')!=-1) {
+                    $this.options['_'+key] = '.' + $this.options[key];
+                }
+            });
+
+            this.find(this.options._listItemClass).find(">ul").addClass(this.options.listClass);
+
+            this.checkEmptyList();
+
+            this.reset();
+            this.element.data('nestable-group', this.options.group || UI.Utils.uid('nestable-group'));
+
+            this.find(this.options._listItemClass).each(function() {
+                $this.setParent(UI.$(this));
+            });
+
+            this.on('click', '[data-nestable-action]', function(e) {
+
+                if ($this.dragEl || (!hasTouch && e.button !== 0)) {
+                    return;
+                }
+
+                e.preventDefault();
+
+                var target = UI.$(e.currentTarget),
+                    action = target.data('nestableAction'),
+                    item   = target.closest($this.options._listItemClass);
+
+                if (action === 'collapse') {
+                    $this.collapseItem(item);
+                }
+                if (action === 'expand') {
+                    $this.expandItem(item);
+                }
+                if (action === 'toggle') {
+                    $this.toggleItem(item);
+                }
+            });
+
+            var onStartEvent = function(e) {
+
+                var handle = UI.$(e.target),
+                    link   = handle.is('a[href]') ? handle:handle.parents('a[href]');
+
+                if (e.target === $this.element[0]) {
+                    return;
+                }
+
+                if (handle.is($this.options._noDragClass) || handle.closest($this.options._noDragClass).length) {
+                    return;
+                }
+
+                if (handle.is('[data-nestable-action]') || handle.closest('[data-nestable-action]').length) {
+                    return;
+                }
+
+                if ($this.options.handleClass && !handle.hasClass($this.options.handleClass)) {
+
+                    if ($this.options.handleClass) {
+                        handle = handle.closest($this.options._handleClass);
+                    }
+                }
+
+                if (!handle.length || $this.dragEl || (!hasTouch && e.button !== 0) || (hasTouch && e.touches.length !== 1)) {
+                    return;
+                }
+
+                if (e.originalEvent && e.originalEvent.touches) {
+                    e = evt.originalEvent.touches[0];
+                }
+
+                $this.delayMove = function(evt) {
+
+                    link = false;
+
+                    evt.preventDefault();
+                    $this.dragStart(e);
+                    $this.trigger('start.uk.nestable', [$this]);
+
+                    $this.delayMove = false;
+                };
+
+                $this.delayMove.x         = parseInt(e.pageX, 10);
+                $this.delayMove.y         = parseInt(e.pageY, 10);
+                $this.delayMove.threshold = $this.options.idlethreshold;
+
+                if (link.length && eEnd == 'touchend') {
+
+                    $this.one(eEnd, function(){
+                        if (link && link.attr('href').trim()) {
+                            location.href = link.attr('href');
+                        }
+                    });
+                }
+
+                e.preventDefault();
+            };
+
+            var onMoveEvent = function(e) {
+
+                if (e.originalEvent && e.originalEvent.touches) {
+                    e = e.originalEvent.touches[0];
+                }
+
+                if ($this.delayMove && (Math.abs(e.pageX - $this.delayMove.x) > $this.delayMove.threshold || Math.abs(e.pageY - $this.delayMove.y) > $this.delayMove.threshold)) {
+
+                    if (!window.getSelection().toString()) {
+                        $this.delayMove(e);
+                    } else {
+                        $this.delayMove = false;
+                    }
+                }
+
+                if ($this.dragEl) {
+                    e.preventDefault();
+                    $this.dragMove(e);
+                    $this.trigger('move.uk.nestable', [$this]);
+                }
+            };
+
+            var onEndEvent = function(e) {
+
+                if ($this.dragEl) {
+                    e.preventDefault();
+                    $this.dragStop(hasTouch ? e.touches[0] : e);
+                }
+
+                draggingElement = false;
+                $this.delayMove = false;
+            };
+
+            if (hasTouch) {
+                this.element[0].addEventListener(eStart, onStartEvent, false);
+                window.addEventListener(eMove, onMoveEvent, false);
+                window.addEventListener(eEnd, onEndEvent, false);
+                window.addEventListener(eCancel, onEndEvent, false);
+            } else {
+                this.on(eStart, onStartEvent);
+                $win.on(eMove, onMoveEvent);
+                $win.on(eEnd, onEndEvent);
+            }
+
+        },
+
+        serialize: function() {
+
+            var data,
+                depth = 0,
+                list  = this,
+                step  = function(level, depth) {
+
+                    var array = [ ], items = level.children(list.options._listItemClass);
+
+                    items.each(function() {
+
+                        var li    = UI.$(this),
+                            item  = {}, attribute,
+                            sub   = li.children(list.options._listClass);
+
+                        for (var i = 0, attr, val; i < li[0].attributes.length; i++) {
+                            attribute = li[0].attributes[i];
+                            if (attribute.name.indexOf('data-') === 0) {
+                                attr       = attribute.name.substr(5);
+                                val        =  UI.Utils.str2json(attribute.value);
+                                item[attr] = (val || attribute.value=='false' || attribute.value=='0') ? val:attribute.value;
+                            }
+                        }
+
+                        if (sub.length) {
+                            item.children = step(sub, depth + 1);
+                        }
+
+                        array.push(item);
+
+                    });
+                    return array;
+                };
+
+            data = step(list.element, depth);
+
+            return data;
+        },
+
+        list: function(options) {
+
+            var data  = [],
+                list  = this,
+                depth = 0,
+                step  = function(level, depth, parent) {
+
+                    var items = level.children(options._listItemClass);
+
+                    items.each(function(index) {
+                        var li   = UI.$(this),
+                            item = UI.$.extend({parent_id: (parent ? parent : null), depth: depth, order: index}, li.data()),
+                            sub  = li.children(options._listClass);
+
+                        data.push(item);
+
+                        if (sub.length) {
+                            step(sub, depth + 1, li.data(options.idProperty || 'id'));
+                        }
+                    });
+                };
+
+            options = UI.$.extend({}, list.options, options);
+
+            step(list.element, depth);
+
+            return data;
+        },
+
+        reset: function() {
+
+            this.mouse = {
+                offsetX   : 0,
+                offsetY   : 0,
+                startX    : 0,
+                startY    : 0,
+                lastX     : 0,
+                lastY     : 0,
+                nowX      : 0,
+                nowY      : 0,
+                distX     : 0,
+                distY     : 0,
+                dirAx     : 0,
+                dirX      : 0,
+                dirY      : 0,
+                lastDirX  : 0,
+                lastDirY  : 0,
+                distAxX   : 0,
+                distAxY   : 0
+            };
+            this.moving     = false;
+            this.dragEl     = null;
+            this.dragRootEl = null;
+            this.dragDepth  = 0;
+            this.hasNewRoot = false;
+            this.pointEl    = null;
+
+            for (var i=0; i<touchedlists.length; i++) {
+                this.checkEmptyList(touchedlists[i]);
+            }
+
+            touchedlists = [];
+        },
+
+        toggleItem: function(li) {
+            this[li.hasClass(this.options.collapsedClass) ? "expandItem":"collapseItem"](li);
+        },
+
+        expandItem: function(li) {
+            li.removeClass(this.options.collapsedClass);
+        },
+
+        collapseItem: function(li) {
+            var lists = li.children(this.options._listClass);
+            if (lists.length) {
+                li.addClass(this.options.collapsedClass);
+            }
+        },
+
+        expandAll: function() {
+            var list = this;
+            this.find(list.options._listItemClass).each(function() {
+                list.expandItem(UI.$(this));
+            });
+        },
+
+        collapseAll: function() {
+            var list = this;
+            this.find(list.options._listItemClass).each(function() {
+                list.collapseItem(UI.$(this));
+            });
+        },
+
+        setParent: function(li) {
+
+            if (li.children(this.options._listClass).length) {
+                li.addClass("uk-parent");
+            }
+        },
+
+        unsetParent: function(li) {
+            li.removeClass('uk-parent '+this.options.collapsedClass);
+            li.children(this.options._listClass).remove();
+        },
+
+        dragStart: function(e) {
+
+            var mouse    = this.mouse,
+                target   = UI.$(e.target),
+                dragItem = target.closest(this.options._listItemClass),
+                offset   = dragItem.offset();
+
+            this.placeEl = dragItem;
+
+            mouse.offsetX = e.pageX - offset.left;
+            mouse.offsetY = e.pageY - offset.top;
+
+            mouse.startX = mouse.lastX = offset.left;
+            mouse.startY = mouse.lastY = offset.top;
+
+            this.dragRootEl = this.element;
+
+            this.dragEl = UI.$('<ul></ul>').addClass(this.options.listClass + ' ' + this.options.dragClass).append(dragItem.clone());
+            this.dragEl.css('width', dragItem.width());
+            this.placeEl.addClass(this.options.placeholderClass);
+
+            draggingElement = this.dragEl;
+
+            this.tmpDragOnSiblings = [dragItem[0].previousSibling, dragItem[0].nextSibling];
+
+            UI.$body.append(this.dragEl);
+
+            this.dragEl.css({
+                left : offset.left,
+                top  : offset.top
+            });
+
+            // total depth of dragging item
+            var i, depth, items = this.dragEl.find(this.options._listItemClass);
+
+            for (i = 0; i < items.length; i++) {
+                depth = UI.$(items[i]).parents(this.options._listClass+','+this.options._listBaseClass).length;
+                if (depth > this.dragDepth) {
+                    this.dragDepth = depth;
+                }
+            }
+
+            html.addClass(this.options.movingClass);
+        },
+
+        dragStop: function(e) {
+
+            var el       = UI.$(this.placeEl),
+                root     = this.placeEl.parents(this.options._listBaseClass+':first');
+
+            this.placeEl.removeClass(this.options.placeholderClass);
+            this.dragEl.remove();
+
+            if (this.element[0] !== root[0]) {
+
+                root.trigger('change.uk.nestable',[root.data('nestable'), el, 'added']);
+                this.element.trigger('change.uk.nestable', [this, el, 'removed']);
+
+            } else {
+                this.element.trigger('change.uk.nestable',[this, el, "moved"]);
+            }
+
+            this.trigger('stop.uk.nestable', [this, el]);
+
+            this.reset();
+
+            html.removeClass(this.options.movingClass);
+        },
+
+        dragMove: function(e) {
+            var list, parent, prev, next, depth,
+                opt      = this.options,
+                mouse    = this.mouse,
+                maxDepth = this.dragRootEl ? this.dragRootEl.data('nestable').options.maxDepth : opt.maxDepth;
+
+            this.dragEl.css({
+                left : e.pageX - mouse.offsetX,
+                top  : e.pageY - mouse.offsetY
+            });
+
+            // mouse position last events
+            mouse.lastX = mouse.nowX;
+            mouse.lastY = mouse.nowY;
+            // mouse position this events
+            mouse.nowX  = e.pageX;
+            mouse.nowY  = e.pageY;
+            // distance mouse moved between events
+            mouse.distX = mouse.nowX - mouse.lastX;
+            mouse.distY = mouse.nowY - mouse.lastY;
+            // direction mouse was moving
+            mouse.lastDirX = mouse.dirX;
+            mouse.lastDirY = mouse.dirY;
+            // direction mouse is now moving (on both axis)
+            mouse.dirX = mouse.distX === 0 ? 0 : mouse.distX > 0 ? 1 : -1;
+            mouse.dirY = mouse.distY === 0 ? 0 : mouse.distY > 0 ? 1 : -1;
+            // axis mouse is now moving on
+            var newAx   = Math.abs(mouse.distX) > Math.abs(mouse.distY) ? 1 : 0;
+
+            // do nothing on first move
+            if (!mouse.moving) {
+                mouse.dirAx  = newAx;
+                mouse.moving = true;
+                return;
+            }
+
+            // calc distance moved on this axis (and direction)
+            if (mouse.dirAx !== newAx) {
+                mouse.distAxX = 0;
+                mouse.distAxY = 0;
+            } else {
+                mouse.distAxX += Math.abs(mouse.distX);
+                if (mouse.dirX !== 0 && mouse.dirX !== mouse.lastDirX) {
+                    mouse.distAxX = 0;
+                }
+                mouse.distAxY += Math.abs(mouse.distY);
+                if (mouse.dirY !== 0 && mouse.dirY !== mouse.lastDirY) {
+                    mouse.distAxY = 0;
+                }
+            }
+            mouse.dirAx = newAx;
+
+            /**
+             * move horizontal
+             */
+            if (mouse.dirAx && mouse.distAxX >= opt.threshold) {
+                // reset move distance on x-axis for new phase
+                mouse.distAxX = 0;
+                prev = this.placeEl.prev('li');
+
+                // increase horizontal level if previous sibling exists, is not collapsed, and does not have a 'no children' class
+                if (mouse.distX > 0 && prev.length && !prev.hasClass(opt.collapsedClass) && !prev.hasClass(opt.noChildrenClass)) {
+
+                    // cannot increase level when item above is collapsed
+                    list = prev.find(opt._listClass).last();
+
+                    // check if depth limit has reached
+                    depth = this.placeEl.parents(opt._listClass+','+opt._listBaseClass).length;
+
+                    if (depth + this.dragDepth <= maxDepth) {
+
+                        // create new sub-level if one doesn't exist
+                        if (!list.length) {
+                            list = UI.$('<ul/>').addClass(opt.listClass);
+                            list.append(this.placeEl);
+                            prev.append(list);
+                            this.setParent(prev);
+                        } else {
+                            // else append to next level up
+                            list = prev.children(opt._listClass).last();
+                            list.append(this.placeEl);
+                        }
+                    }
+                }
+
+                // decrease horizontal level
+                if (mouse.distX < 0) {
+
+                    // we cannot decrease the level if an item precedes the current one
+                    next = this.placeEl.next(opt._listItemClass);
+                    if (!next.length) {
+
+                        // get parent ul of the list item
+                        var parentUl = this.placeEl.closest([opt._listBaseClass, opt._listClass].join(','));
+                        // try to get the li surrounding the ul
+                        var surroundingLi = parentUl.closest(opt._listItemClass);
+
+                        // if the ul is inside of a li (meaning it is nested)
+                        if (surroundingLi.length) {
+                            // we can decrease the horizontal level
+                            surroundingLi.after(this.placeEl);
+                            // if the previous parent ul is now empty
+                            if (!parentUl.children().length) {
+                                this.unsetParent(surroundingLi);
+                            }
+                        }
+                    }
+                }
+            }
+
+            var isEmpty = false;
+
+            // find list item under cursor
+            var pointX = e.pageX - (window.pageXOffset || document.scrollLeft || 0),
+                pointY = e.pageY - (window.pageYOffset || document.documentElement.scrollTop);
+            this.pointEl = UI.$(document.elementFromPoint(pointX, pointY));
+
+            if (opt.handleClass && this.pointEl.hasClass(opt.handleClass)) {
+
+                this.pointEl = this.pointEl.closest(opt._listItemClass);
+
+            } else {
+
+                var nestableitem = this.pointEl.closest(opt._listItemClass);
+
+                if (nestableitem.length) {
+                    this.pointEl = nestableitem;
+                }
+            }
+
+            if (this.placeEl.find(this.pointEl).length) {
+                return;
+            }
+
+            if (this.pointEl.data('nestable') && !this.pointEl.children().length) {
+                isEmpty = true;
+                this.checkEmptyList(this.pointEl);
+            } else if (!this.pointEl.length || !this.pointEl.hasClass(opt.listItemClass)) {
+                return;
+            }
+
+            // find parent list of item under cursor
+            var pointElRoot = this.element,
+                tmpRoot     = this.pointEl.closest(this.options._listBaseClass),
+                isNewRoot   = pointElRoot[0] != tmpRoot[0];
+
+            /**
+             * move vertical
+             */
+            if (!mouse.dirAx || isNewRoot || isEmpty) {
+
+                // check if groups match if dragging over new root
+                if (isNewRoot && opt.group !== tmpRoot.data('nestable-group')) {
+                    return;
+                } else {
+                    touchedlists.push(pointElRoot);
+                }
+
+                // check depth limit
+                depth = this.dragDepth - 1 + this.pointEl.parents(opt._listClass+','+opt._listBaseClass).length;
+
+                if (depth > maxDepth) {
+                    return;
+                }
+
+                var before = e.pageY < (this.pointEl.offset().top + this.pointEl.height() / 2);
+
+                parent = this.placeEl.parent();
+
+                if (isEmpty) {
+                    this.pointEl.append(this.placeEl);
+                } else if (before) {
+                    this.pointEl.before(this.placeEl);
+                } else {
+                    this.pointEl.after(this.placeEl);
+                }
+
+                if (!parent.children().length) {
+                    if (!parent.data("nestable")) this.unsetParent(parent.parent());
+                }
+
+                this.checkEmptyList(this.dragRootEl);
+                this.checkEmptyList(pointElRoot);
+
+                // parent root list has changed
+                if (isNewRoot) {
+                    this.dragRootEl = tmpRoot;
+                    this.hasNewRoot = this.element[0] !== this.dragRootEl[0];
+                }
+            }
+        },
+
+        checkEmptyList: function(list) {
+
+            list  = list ? UI.$(list) : this.element;
+
+            if (this.options.emptyClass) {
+                list[!list.children().length ? 'addClass':'removeClass'](this.options.emptyClass);
+            }
+        }
+
+    });
+
+    return UI.nestable;
+});
-- 
cgit v1.2.3