Update TinyMCE to 3.5.3, enable stripping of Word styles on paste

webapp/web/js/tiny_mce/plugins/noneditable/editor_plugin_src.js

@@ -1,39 +1,523 @@
 /**
- * $Id: editor_plugin_src.js 743 2008-03-23 17:47:33Z spocke $
+ * editor_plugin_src.js
  *
- * @author Moxiecode
- * @copyright Copyright © 2004-2008, Moxiecode Systems AB, All rights reserved.
+ * Copyright 2009, Moxiecode Systems AB
+ * Released under LGPL License.
+ *
+ * License: http://tinymce.moxiecode.com/license
+ * Contributing: http://tinymce.moxiecode.com/contributing
  */
 
 (function() {
-	var Event = tinymce.dom.Event;
+	var TreeWalker = tinymce.dom.TreeWalker;
+	var externalName = 'contenteditable', internalName = 'data-mce-' + externalName;
+	var VK = tinymce.VK;
+
+	function handleContentEditableSelection(ed) {
+		var dom = ed.dom, selection = ed.selection, invisibleChar, caretContainerId = 'mce_noneditablecaret', invisibleChar = '\uFEFF';
+
+		// Returns the content editable state of a node "true/false" or null
+		function getContentEditable(node) {
+			var contentEditable;
+
+			// Ignore non elements
+			if (node.nodeType === 1) {
+				// Check for fake content editable
+				contentEditable = node.getAttribute(internalName);
+				if (contentEditable && contentEditable !== "inherit") {
+					return contentEditable;
+				}
+
+				// Check for real content editable
+				contentEditable = node.contentEditable;
+				if (contentEditable !== "inherit") {
+					return contentEditable;
+				}
+			}
+
+			return null;
+		};
+
+		// Returns the noneditable parent or null if there is a editable before it or if it wasn't found
+		function getNonEditableParent(node) {
+			var state;
+
+			while (node) {
+				state = getContentEditable(node);
+				if (state) {
+					return state  === "false" ? node : null;
+				}
+
+				node = node.parentNode;
+			}
+		};
+
+		// Get caret container parent for the specified node
+		function getParentCaretContainer(node) {
+			while (node) {
+				if (node.id === caretContainerId) {
+					return node;
+				}
+
+				node = node.parentNode;
+			}
+		};
+
+		// Finds the first text node in the specified node
+		function findFirstTextNode(node) {
+			var walker;
+
+			if (node) {
+				walker = new TreeWalker(node, node);
+
+				for (node = walker.current(); node; node = walker.next()) {
+					if (node.nodeType === 3) {
+						return node;
+					}
+				}
+			}
+		};
+
+		// Insert caret container before/after target or expand selection to include block
+		function insertCaretContainerOrExpandToBlock(target, before) {
+			var caretContainer, rng;
+
+			// Select block
+			if (getContentEditable(target) === "false") {
+				if (dom.isBlock(target)) {
+					selection.select(target);
+					return;
+				}
+			}
+
+			rng = dom.createRng();
+
+			if (getContentEditable(target) === "true") {
+				if (!target.firstChild) {
+					target.appendChild(ed.getDoc().createTextNode('\u00a0'));
+				}
+
+				target = target.firstChild;
+				before = true;
+			}
+
+			//caretContainer = dom.create('span', {id: caretContainerId, 'data-mce-bogus': true, style:'border: 1px solid red'}, invisibleChar);
+			caretContainer = dom.create('span', {id: caretContainerId, 'data-mce-bogus': true}, invisibleChar);
+
+			if (before) {
+				target.parentNode.insertBefore(caretContainer, target);
+			} else {
+				dom.insertAfter(caretContainer, target);
+			}
+
+			rng.setStart(caretContainer.firstChild, 1);
+			rng.collapse(true);
+			selection.setRng(rng);
+
+			return caretContainer;
+		};
+
+		// Removes any caret container except the one we might be in
+		function removeCaretContainer(caretContainer) {
+			var child, currentCaretContainer, lastContainer;
+
+			if (caretContainer) {
+					rng = selection.getRng(true);
+					rng.setStartBefore(caretContainer);
+					rng.setEndBefore(caretContainer);
+
+					child = findFirstTextNode(caretContainer);
+					if (child && child.nodeValue.charAt(0) == invisibleChar) {
+						child = child.deleteData(0, 1);
+					}
+
+					dom.remove(caretContainer, true);
+
+					selection.setRng(rng);
+			} else {
+				currentCaretContainer = getParentCaretContainer(selection.getStart());
+				while ((caretContainer = dom.get(caretContainerId)) && caretContainer !== lastContainer) {
+					if (currentCaretContainer !== caretContainer) {
+						child = findFirstTextNode(caretContainer);
+						if (child && child.nodeValue.charAt(0) == invisibleChar) {
+							child = child.deleteData(0, 1);
+						}
+
+						dom.remove(caretContainer, true);
+					}
+
+					lastContainer = caretContainer;
+				}
+			}
+		};
+
+		// Modifies the selection to include contentEditable false elements or insert caret containers
+		function moveSelection() {
+			var nonEditableStart, nonEditableEnd, isCollapsed, rng, element;
+
+			// Checks if there is any contents to the left/right side of caret returns the noneditable element or any editable element if it finds one inside
+			function hasSideContent(element, left) {
+				var container, offset, walker, node, len;
+
+				container = rng.startContainer;
+				offset = rng.startOffset;
+
+				// If endpoint is in middle of text node then expand to beginning/end of element
+				if (container.nodeType == 3) {
+					len = container.nodeValue.length;
+					if ((offset > 0 && offset < len) || (left ? offset == len : offset == 0)) {
+						return;
+					}
+				} else {
+					// Can we resolve the node by index
+					if (offset < container.childNodes.length) {
+						// Browser represents caret position as the offset at the start of an element. When moving right
+						// this is the element we are moving into so we consider our container to be child node at offset-1
+						var pos = !left && offset > 0 ? offset-1 : offset;
+						container = container.childNodes[pos];
+						if (container.hasChildNodes()) {
+							container = container.firstChild;
+						}
+					} else {
+						// If not then the caret is at the last position in it's container and the caret container should be inserted after the noneditable element
+						return !left ? element : null;
+					}
+				}
+
+				// Walk left/right to look for contents
+				walker = new TreeWalker(container, element);
+				while (node = walker[left ? 'prev' : 'next']()) {
+					if (node.nodeType === 3 && node.nodeValue.length > 0) {
+						return;
+					} else if (getContentEditable(node) === "true") {
+						// Found contentEditable=true element return this one to we can move the caret inside it
+						return node;
+					}
+				}
+
+				return element;
+			};
+
+			// Remove any existing caret containers
+			removeCaretContainer();
+
+			// Get noneditable start/end elements
+			isCollapsed = selection.isCollapsed();
+			nonEditableStart = getNonEditableParent(selection.getStart());
+			nonEditableEnd = getNonEditableParent(selection.getEnd());
+
+			// Is any fo the range endpoints noneditable
+			if (nonEditableStart || nonEditableEnd) {
+				rng = selection.getRng(true);
+
+				// If it's a caret selection then look left/right to see if we need to move the caret out side or expand
+				if (isCollapsed) {
+					nonEditableStart = nonEditableStart || nonEditableEnd;
+					var start = selection.getStart();
+					if (element = hasSideContent(nonEditableStart, true)) {
+						// We have no contents to the left of the caret then insert a caret container before the noneditable element
+						insertCaretContainerOrExpandToBlock(element, true);
+					} else if (element = hasSideContent(nonEditableStart, false)) {
+						// We have no contents to the right of the caret then insert a caret container after the noneditable element
+						insertCaretContainerOrExpandToBlock(element, false);
+					} else {
+						// We are in the middle of a noneditable so expand to select it
+						selection.select(nonEditableStart);
+					}
+				} else {
+					rng = selection.getRng(true);
+
+					// Expand selection to include start non editable element
+					if (nonEditableStart) {
+						rng.setStartBefore(nonEditableStart);
+					}
+
+					// Expand selection to include end non editable element
+					if (nonEditableEnd) {
+						rng.setEndAfter(nonEditableEnd);
+					}
+
+					selection.setRng(rng);
+				}
+			}
+		};
+
+		function handleKey(ed, e) {
+			var keyCode = e.keyCode, nonEditableParent, caretContainer, startElement, endElement;
+
+			function getNonEmptyTextNodeSibling(node, prev) {
+				while (node = node[prev ? 'previousSibling' : 'nextSibling']) {
+					if (node.nodeType !== 3 || node.nodeValue.length > 0) {
+						return node;
+					}
+				}
+			};
+
+			function positionCaretOnElement(element, start) {
+				selection.select(element);
+				selection.collapse(start);
+			}
+
+			function canDelete(backspace) {
+				var rng, container, offset, nonEditableParent;
+
+				function removeNodeIfNotParent(node) {
+					var parent = container;
+
+					while (parent) {
+						if (parent === node) {
+							return;
+						}
+
+						parent = parent.parentNode;
+					}
+
+					dom.remove(node);
+					moveSelection();
+				}
+
+				function isNextPrevTreeNodeNonEditable() {
+					var node, walker, nonEmptyElements = ed.schema.getNonEmptyElements();
+
+					walker = new tinymce.dom.TreeWalker(container, ed.getBody());
+					while (node = (backspace ? walker.prev() : walker.next())) {
+						// Found IMG/INPUT etc
+						if (nonEmptyElements[node.nodeName.toLowerCase()]) {
+							break;
+						}
+
+						// Found text node with contents
+						if (node.nodeType === 3 && tinymce.trim(node.nodeValue).length > 0) {
+							break;
+						}
+
+						// Found non editable node
+						if (getContentEditable(node) === "false") {
+							removeNodeIfNotParent(node);
+							return true;
+						}
+					}
+
+					// Check if the content node is within a non editable parent
+					if (getNonEditableParent(node)) {
+						return true;
+					}
+
+					return false;
+				}
+
+				if (selection.isCollapsed()) {
+					rng = selection.getRng(true);
+					container = rng.startContainer;
+					offset = rng.startOffset;
+					container = getParentCaretContainer(container) || container;
+
+					// Is in noneditable parent
+					if (nonEditableParent = getNonEditableParent(container)) {
+						removeNodeIfNotParent(nonEditableParent);
+						return false;
+					}
+
+					// Check if the caret is in the middle of a text node
+					if (container.nodeType == 3 && (backspace ? offset > 0 : offset < container.nodeValue.length)) {
+						return true;
+					}
+
+					// Resolve container index
+					if (container.nodeType == 1) {
+						container = container.childNodes[offset] || container;
+					}
+
+					// Check if previous or next tree node is non editable then block the event
+					if (isNextPrevTreeNodeNonEditable()) {
+						return false;
+					}
+				}
+
+				return true;
+			}
+
+			startElement = selection.getStart()
+			endElement = selection.getEnd();
+
+			// Disable all key presses in contentEditable=false except delete or backspace
+			nonEditableParent = getNonEditableParent(startElement) || getNonEditableParent(endElement);
+			if (nonEditableParent && (keyCode < 112 || keyCode > 124) && keyCode != VK.DELETE && keyCode != VK.BACKSPACE) {
+				// Is Ctrl+c, Ctrl+v or Ctrl+x then use default browser behavior
+				if ((tinymce.isMac ? e.metaKey : e.ctrlKey) && (keyCode == 67 || keyCode == 88 || keyCode == 86)) {
+					return;
+				}
+
+				e.preventDefault();
+
+				// Arrow left/right select the element and collapse left/right
+				if (keyCode == VK.LEFT || keyCode == VK.RIGHT) {
+					var left = keyCode == VK.LEFT;
+					// If a block element find previous or next element to position the caret
+					if (ed.dom.isBlock(nonEditableParent)) {
+						var targetElement = left ? nonEditableParent.previousSibling : nonEditableParent.nextSibling;
+						var walker = new TreeWalker(targetElement, targetElement);
+						var caretElement = left ? walker.prev() : walker.next();
+						positionCaretOnElement(caretElement, !left);
+					} else {
+						positionCaretOnElement(nonEditableParent, left);
+					}
+				}
+			} else {
+				// Is arrow left/right, backspace or delete
+				if (keyCode == VK.LEFT || keyCode == VK.RIGHT || keyCode == VK.BACKSPACE || keyCode == VK.DELETE) {
+					caretContainer = getParentCaretContainer(startElement);
+					if (caretContainer) {
+						// Arrow left or backspace
+						if (keyCode == VK.LEFT || keyCode == VK.BACKSPACE) {
+							nonEditableParent = getNonEmptyTextNodeSibling(caretContainer, true);
+
+							if (nonEditableParent && getContentEditable(nonEditableParent) === "false") {
+								e.preventDefault();
+
+								if (keyCode == VK.LEFT) {
+									positionCaretOnElement(nonEditableParent, true);
+								} else {
+									dom.remove(nonEditableParent);
+									return;
+								}
+							} else {
+								removeCaretContainer(caretContainer);
+							}
+						}
+
+						// Arrow right or delete
+						if (keyCode == VK.RIGHT || keyCode == VK.DELETE) {
+							nonEditableParent = getNonEmptyTextNodeSibling(caretContainer);
+
+							if (nonEditableParent && getContentEditable(nonEditableParent) === "false") {
+								e.preventDefault();
+
+								if (keyCode == VK.RIGHT) {
+									positionCaretOnElement(nonEditableParent, false);
+								} else {
+									dom.remove(nonEditableParent);
+									return;
+								}
+							} else {
+								removeCaretContainer(caretContainer);
+							}
+						}
+					}
+
+					if ((keyCode == VK.BACKSPACE || keyCode == VK.DELETE) && !canDelete(keyCode == VK.BACKSPACE)) {
+						e.preventDefault();
+						return false;
+					}
+				}
+			}
+		};
+
+		ed.onMouseDown.addToTop(function(ed, e) {
+			var node = ed.selection.getNode();
+
+			if (getContentEditable(node) === "false" && node == e.target) {
+				// Expand selection on mouse down we can't block the default event since it's used for drag/drop
+				moveSelection();
+			}
+		});
+
+		ed.onMouseUp.addToTop(moveSelection);
+		ed.onKeyDown.addToTop(handleKey);
+		ed.onKeyUp.addToTop(moveSelection);
+	};
 
 	tinymce.create('tinymce.plugins.NonEditablePlugin', {
 		init : function(ed, url) {
-			var t = this, editClass, nonEditClass;
+			var editClass, nonEditClass, nonEditableRegExps;
 
-			t.editor = ed;
-			editClass = ed.getParam("noneditable_editable_class", "mceEditable");
-			nonEditClass = ed.getParam("noneditable_noneditable_class", "mceNonEditable");
+			// Converts configured regexps to noneditable span items
+			function convertRegExpsToNonEditable(ed, args) {
+				var i = nonEditableRegExps.length, content = args.content, cls = tinymce.trim(nonEditClass);
 
-			ed.onNodeChange.addToTop(function(ed, cm, n) {
-				var sc, ec;
+				// Don't replace the variables when raw is used for example on undo/redo
+				if (args.format == "raw") {
+					return;
+				}
 
-				// Block if start or end is inside a non editable element
-				sc = ed.dom.getParent(ed.selection.getStart(), function(n) {
-					return ed.dom.hasClass(n, nonEditClass);
+				while (i--) {
+					content = content.replace(nonEditableRegExps[i], function(match) {
+						var args = arguments, index = args[args.length - 2];
+
+						// Is value inside an attribute then don't replace
+						if (index > 0 && content.charAt(index - 1) == '"') {
+							return match;
+						}
+
+						return '<span class="' + cls + '" data-mce-content="' + ed.dom.encode(args[0]) + '">' + ed.dom.encode(typeof(args[1]) === "string" ? args[1] : args[0]) + '</span>';
+					});
+				}
+
+				args.content = content;
+			};
+			
+			editClass = " " + tinymce.trim(ed.getParam("noneditable_editable_class", "mceEditable")) + " ";
+			nonEditClass = " " + tinymce.trim(ed.getParam("noneditable_noneditable_class", "mceNonEditable")) + " ";
+
+			// Setup noneditable regexps array
+			nonEditableRegExps = ed.getParam("noneditable_regexp");
+			if (nonEditableRegExps && !nonEditableRegExps.length) {
+				nonEditableRegExps = [nonEditableRegExps];
+			}
+
+			ed.onPreInit.add(function() {
+				handleContentEditableSelection(ed);
+
+				if (nonEditableRegExps) {
+					ed.selection.onBeforeSetContent.add(convertRegExpsToNonEditable);
+					ed.onBeforeSetContent.add(convertRegExpsToNonEditable);
+				}
+
+				// Apply contentEditable true/false on elements with the noneditable/editable classes
+				ed.parser.addAttributeFilter('class', function(nodes) {
+					var i = nodes.length, className, node;
+
+					while (i--) {
+						node = nodes[i];
+						className = " " + node.attr("class") + " ";
+
+						if (className.indexOf(editClass) !== -1) {
+							node.attr(internalName, "true");
+						} else if (className.indexOf(nonEditClass) !== -1) {
+							node.attr(internalName, "false");
+						}
+					}
 				});
 
-				ec = ed.dom.getParent(ed.selection.getEnd(), function(n) {
-					return ed.dom.hasClass(n, nonEditClass);
+				// Remove internal name
+				ed.serializer.addAttributeFilter(internalName, function(nodes, name) {
+					var i = nodes.length, node;
+
+					while (i--) {
+						node = nodes[i];
+
+						if (nonEditableRegExps && node.attr('data-mce-content')) {
+							node.name = "#text";
+							node.type = 3;
+							node.raw = true;
+							node.value = node.attr('data-mce-content');
+						} else {
+							node.attr(externalName, null);
+							node.attr(internalName, null);
+						}
+					}
 				});
 
-				// Block or unblock
-				if (sc || ec) {
-					t._setDisabled(1);
-					return false;
-				} else
-					t._setDisabled(0);
+				// Convert external name into internal name
+				ed.parser.addAttributeFilter(externalName, function(nodes, name) {
+					var i = nodes.length, node;
+
+					while (i--) {
+						node = nodes[i];
+						node.attr(internalName, node.attr(externalName));
+						node.attr(externalName, null);
+					}
+				});
 			});
 		},
 
@@ -45,40 +529,6 @@
 				infourl : 'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/noneditable',
 				version : tinymce.majorVersion + "." + tinymce.minorVersion
 			};
-		},
-
-		_block : function(ed, e) {
-			var k = e.keyCode;
-
-			// Don't block arrow keys, pg up/down, and F1-F12
-			if ((k > 32 && k < 41) || (k > 111 && k < 124))
-				return;
-
-			return Event.cancel(e);
-		},
-
-		_setDisabled : function(s) {
-			var t = this, ed = t.editor;
-
-			tinymce.each(ed.controlManager.controls, function(c) {
-				c.setDisabled(s);
-			});
-
-			if (s !== t.disabled) {
-				if (s) {
-					ed.onKeyDown.addToTop(t._block);
-					ed.onKeyPress.addToTop(t._block);
-					ed.onKeyUp.addToTop(t._block);
-					ed.onPaste.addToTop(t._block);
-				} else {
-					ed.onKeyDown.remove(t._block);
-					ed.onKeyPress.remove(t._block);
-					ed.onKeyUp.remove(t._block);
-					ed.onPaste.remove(t._block);
-				}
-
-				t.disabled = s;
-			}
 		}
 	});