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web/metronic/global/plugins/wysihtml/lib/base/base.js

@@ -0,0 +1,139 @@
+/*
+	Base.js, version 1.1a
+	Copyright 2006-2010, Dean Edwards
+	License: http://www.opensource.org/licenses/mit-license.php
+*/
+
+var Base = function() {
+	// dummy
+};
+
+Base.extend = function(_instance, _static) { // subclass
+	var extend = Base.prototype.extend;
+	
+	// build the prototype
+	Base._prototyping = true;
+	var proto = new this;
+	extend.call(proto, _instance);
+  proto.base = function() {
+    // call this method from any other method to invoke that method's ancestor
+  };
+	delete Base._prototyping;
+	
+	// create the wrapper for the constructor function
+	//var constructor = proto.constructor.valueOf(); //-dean
+	var constructor = proto.constructor;
+	var klass = proto.constructor = function() {
+		if (!Base._prototyping) {
+			if (this._constructing || this.constructor == klass) { // instantiation
+				this._constructing = true;
+				constructor.apply(this, arguments);
+				delete this._constructing;
+			} else if (arguments[0] != null) { // casting
+				return (arguments[0].extend || extend).call(arguments[0], proto);
+			}
+		}
+	};
+	
+	// build the class interface
+	klass.ancestor = this;
+	klass.extend = this.extend;
+	klass.forEach = this.forEach;
+	klass.implement = this.implement;
+	klass.prototype = proto;
+	klass.toString = this.toString;
+	klass.valueOf = function(type) {
+		//return (type == "object") ? klass : constructor; //-dean
+		return (type == "object") ? klass : constructor.valueOf();
+	};
+	extend.call(klass, _static);
+	// class initialisation
+	if (typeof klass.init == "function") klass.init();
+	return klass;
+};
+
+Base.prototype = {	
+	extend: function(source, value) {
+		if (arguments.length > 1) { // extending with a name/value pair
+			var ancestor = this[source];
+			if (ancestor && (typeof value == "function") && // overriding a method?
+				// the valueOf() comparison is to avoid circular references
+				(!ancestor.valueOf || ancestor.valueOf() != value.valueOf()) &&
+				/\bbase\b/.test(value)) {
+				// get the underlying method
+				var method = value.valueOf();
+				// override
+				value = function() {
+					var previous = this.base || Base.prototype.base;
+					this.base = ancestor;
+					var returnValue = method.apply(this, arguments);
+					this.base = previous;
+					return returnValue;
+				};
+				// point to the underlying method
+				value.valueOf = function(type) {
+					return (type == "object") ? value : method;
+				};
+				value.toString = Base.toString;
+			}
+			this[source] = value;
+		} else if (source) { // extending with an object literal
+			var extend = Base.prototype.extend;
+			// if this object has a customised extend method then use it
+			if (!Base._prototyping && typeof this != "function") {
+				extend = this.extend || extend;
+			}
+			var proto = {toSource: null};
+			// do the "toString" and other methods manually
+			var hidden = ["constructor", "toString", "valueOf"];
+			// if we are prototyping then include the constructor
+			var i = Base._prototyping ? 0 : 1;
+			while (key = hidden[i++]) {
+				if (source[key] != proto[key]) {
+					extend.call(this, key, source[key]);
+
+				}
+			}
+			// copy each of the source object's properties to this object
+			for (var key in source) {
+				if (!proto[key]) extend.call(this, key, source[key]);
+			}
+		}
+		return this;
+	}
+};
+
+// initialise
+Base = Base.extend({
+	constructor: function() {
+		this.extend(arguments[0]);
+	}
+}, {
+	ancestor: Object,
+	version: "1.1",
+	
+	forEach: function(object, block, context) {
+		for (var key in object) {
+			if (this.prototype[key] === undefined) {
+				block.call(context, object[key], key, object);
+			}
+		}
+	},
+		
+	implement: function() {
+		for (var i = 0; i < arguments.length; i++) {
+			if (typeof arguments[i] == "function") {
+				// if it's a function, call it
+				arguments[i](this.prototype);
+			} else {
+				// add the interface using the extend method
+				this.prototype.extend(arguments[i]);
+			}
+		}
+		return this;
+	},
+	
+	toString: function() {
+		return String(this.valueOf());
+	}
+});

web/metronic/global/plugins/wysihtml/lib/rangy/rangy-selectionsaverestore.js

@@ -0,0 +1,239 @@
+/**
+ * Selection save and restore module for Rangy.
+ * Saves and restores user selections using marker invisible elements in the DOM.
+ *
+ * Part of Rangy, a cross-browser JavaScript range and selection library
+ * https://github.com/timdown/rangy
+ *
+ * Depends on Rangy core.
+ *
+ * Copyright 2015, Tim Down
+ * Licensed under the MIT license.
+ * Version: 1.3.1-dev
+ * Build date: 20 May 2015
+ *
+* NOTE: UMD wrapper removed manually for bundling (Oliver Pulges)
+*/
+rangy.createModule("SaveRestore", ["WrappedRange"], function(api, module) {
+    var dom = api.dom;
+    var removeNode = dom.removeNode;
+    var isDirectionBackward = api.Selection.isDirectionBackward;
+    var markerTextChar = "\ufeff";
+
+    function gEBI(id, doc) {
+        return (doc || document).getElementById(id);
+    }
+
+    function insertRangeBoundaryMarker(range, atStart) {
+        var markerId = "selectionBoundary_" + (+new Date()) + "_" + ("" + Math.random()).slice(2);
+        var markerEl;
+        var doc = dom.getDocument(range.startContainer);
+
+        // Clone the Range and collapse to the appropriate boundary point
+        var boundaryRange = range.cloneRange();
+        boundaryRange.collapse(atStart);
+
+        // Create the marker element containing a single invisible character using DOM methods and insert it
+        markerEl = doc.createElement("span");
+        markerEl.id = markerId;
+        markerEl.style.lineHeight = "0";
+        markerEl.style.display = "none";
+        markerEl.className = "rangySelectionBoundary";
+        markerEl.appendChild(doc.createTextNode(markerTextChar));
+
+        boundaryRange.insertNode(markerEl);
+        return markerEl;
+    }
+
+    function setRangeBoundary(doc, range, markerId, atStart) {
+        var markerEl = gEBI(markerId, doc);
+        if (markerEl) {
+            range[atStart ? "setStartBefore" : "setEndBefore"](markerEl);
+            removeNode(markerEl);
+        } else {
+            module.warn("Marker element has been removed. Cannot restore selection.");
+        }
+    }
+
+    function compareRanges(r1, r2) {
+        return r2.compareBoundaryPoints(r1.START_TO_START, r1);
+    }
+
+    function saveRange(range, direction) {
+        var startEl, endEl, doc = api.DomRange.getRangeDocument(range), text = range.toString();
+        var backward = isDirectionBackward(direction);
+
+        if (range.collapsed) {
+            endEl = insertRangeBoundaryMarker(range, false);
+            return {
+                document: doc,
+                markerId: endEl.id,
+                collapsed: true
+            };
+        } else {
+            endEl = insertRangeBoundaryMarker(range, false);
+            startEl = insertRangeBoundaryMarker(range, true);
+
+            return {
+                document: doc,
+                startMarkerId: startEl.id,
+                endMarkerId: endEl.id,
+                collapsed: false,
+                backward: backward,
+                toString: function() {
+                    return "original text: '" + text + "', new text: '" + range.toString() + "'";
+                }
+            };
+        }
+    }
+
+    function restoreRange(rangeInfo, normalize) {
+        var doc = rangeInfo.document;
+        if (typeof normalize == "undefined") {
+            normalize = true;
+        }
+        var range = api.createRange(doc);
+        if (rangeInfo.collapsed) {
+            var markerEl = gEBI(rangeInfo.markerId, doc);
+            if (markerEl) {
+                markerEl.style.display = "inline";
+                var previousNode = markerEl.previousSibling;
+
+                // Workaround for issue 17
+                if (previousNode && previousNode.nodeType == 3) {
+                    removeNode(markerEl);
+                    range.collapseToPoint(previousNode, previousNode.length);
+                } else {
+                    range.collapseBefore(markerEl);
+                    removeNode(markerEl);
+                }
+            } else {
+                module.warn("Marker element has been removed. Cannot restore selection.");
+            }
+        } else {
+            setRangeBoundary(doc, range, rangeInfo.startMarkerId, true);
+            setRangeBoundary(doc, range, rangeInfo.endMarkerId, false);
+        }
+
+        if (normalize) {
+            range.normalizeBoundaries();
+        }
+
+        return range;
+    }
+
+    function saveRanges(ranges, direction) {
+        var rangeInfos = [], range, doc;
+        var backward = isDirectionBackward(direction);
+
+        // Order the ranges by position within the DOM, latest first, cloning the array to leave the original untouched
+        ranges = ranges.slice(0);
+        ranges.sort(compareRanges);
+
+        for (var i = 0, len = ranges.length; i < len; ++i) {
+            rangeInfos[i] = saveRange(ranges[i], backward);
+        }
+
+        // Now that all the markers are in place and DOM manipulation over, adjust each range's boundaries to lie
+        // between its markers
+        for (i = len - 1; i >= 0; --i) {
+            range = ranges[i];
+            doc = api.DomRange.getRangeDocument(range);
+            if (range.collapsed) {
+                range.collapseAfter(gEBI(rangeInfos[i].markerId, doc));
+            } else {
+                range.setEndBefore(gEBI(rangeInfos[i].endMarkerId, doc));
+                range.setStartAfter(gEBI(rangeInfos[i].startMarkerId, doc));
+            }
+        }
+
+        return rangeInfos;
+    }
+
+    function saveSelection(win) {
+        if (!api.isSelectionValid(win)) {
+            module.warn("Cannot save selection. This usually happens when the selection is collapsed and the selection document has lost focus.");
+            return null;
+        }
+        var sel = api.getSelection(win);
+        var ranges = sel.getAllRanges();
+        var backward = (ranges.length == 1 && sel.isBackward());
+
+        var rangeInfos = saveRanges(ranges, backward);
+
+        // Ensure current selection is unaffected
+        if (backward) {
+            sel.setSingleRange(ranges[0], backward);
+        } else {
+            sel.setRanges(ranges);
+        }
+
+        return {
+            win: win,
+            rangeInfos: rangeInfos,
+            restored: false
+        };
+    }
+
+    function restoreRanges(rangeInfos) {
+        var ranges = [];
+
+        // Ranges are in reverse order of appearance in the DOM. We want to restore earliest first to avoid
+        // normalization affecting previously restored ranges.
+        var rangeCount = rangeInfos.length;
+
+        for (var i = rangeCount - 1; i >= 0; i--) {
+            ranges[i] = restoreRange(rangeInfos[i], true);
+        }
+
+        return ranges;
+    }
+
+    function restoreSelection(savedSelection, preserveDirection) {
+        if (!savedSelection.restored) {
+            var rangeInfos = savedSelection.rangeInfos;
+            var sel = api.getSelection(savedSelection.win);
+            var ranges = restoreRanges(rangeInfos), rangeCount = rangeInfos.length;
+
+            if (rangeCount == 1 && preserveDirection && api.features.selectionHasExtend && rangeInfos[0].backward) {
+                sel.removeAllRanges();
+                sel.addRange(ranges[0], true);
+            } else {
+                sel.setRanges(ranges);
+            }
+
+            savedSelection.restored = true;
+        }
+    }
+
+    function removeMarkerElement(doc, markerId) {
+        var markerEl = gEBI(markerId, doc);
+        if (markerEl) {
+            removeNode(markerEl);
+        }
+    }
+
+    function removeMarkers(savedSelection) {
+        var rangeInfos = savedSelection.rangeInfos;
+        for (var i = 0, len = rangeInfos.length, rangeInfo; i < len; ++i) {
+            rangeInfo = rangeInfos[i];
+            if (rangeInfo.collapsed) {
+                removeMarkerElement(savedSelection.doc, rangeInfo.markerId);
+            } else {
+                removeMarkerElement(savedSelection.doc, rangeInfo.startMarkerId);
+                removeMarkerElement(savedSelection.doc, rangeInfo.endMarkerId);
+            }
+        }
+    }
+
+    api.util.extend(api, {
+        saveRange: saveRange,
+        restoreRange: restoreRange,
+        saveRanges: saveRanges,
+        restoreRanges: restoreRanges,
+        saveSelection: saveSelection,
+        restoreSelection: restoreSelection,
+        removeMarkerElement: removeMarkerElement,
+        removeMarkers: removeMarkers
+    });
+});