X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/87b603a0cc0a310b8166d8126e84259096a7a83d..edaa08a1858371fbdd9665a0220cb1b9732dd2dc:/src/smartxml/smartxml.js?ds=sidebyside

diff --git a/src/smartxml/smartxml.js b/src/smartxml/smartxml.js
index 426dce0..cfae7c7 100644
--- a/src/smartxml/smartxml.js
+++ b/src/smartxml/smartxml.js
@@ -4,8 +4,9 @@ define([
     'libs/backbone',
     'smartxml/events',
     'smartxml/transformations',
-    'smartxml/core'
-], function($, _, Backbone, events, transformations, coreTransformations) {
+    'smartxml/core',
+    'smartxml/fragments'
+], function($, _, Backbone, events, transformations, coreTransformations, fragments) {
     
 'use strict';
 /* globals Node */
@@ -78,6 +79,14 @@ $.extend(DocumentNode.prototype, {
         return this.document.root.sameNode(this);
     },
 
+    isInDocument: function() {
+        return this.document.containsNode(this);
+    },
+
+    isSiblingOf: function(node) {
+        return node && this.parent().sameNode(node.parent());
+    },
+
     sameNode: function(otherNode) {
         return !!(otherNode) && this.nativeNode === otherNode.nativeNode;
     },
@@ -113,22 +122,27 @@ $.extend(DocumentNode.prototype, {
         return myIdx < parentContents.length - 1 ? parentContents[myIdx+1] : null;
     },
 
-    isSurroundedByTextElements: function() {
-        var prev = this.prev(),
-            next = this.next();
-        return prev && (prev.nodeType === Node.TEXT_NODE) && next && (next.nodeType === Node.TEXT_NODE);
+    isSurroundedByTextNodes: function() {
+        return this.isPrecededByTextNode() && this.isFollowedByTextNode();
+    },
+
+    isPrecededByTextNode: function() {
+        var prev = this.prev();
+        return prev && prev.nodeType === Node.TEXT_NODE;
+    },
+
+    isFollowedByTextNode: function() {
+        var next = this.next();
+        return next && next.nodeType === Node.TEXT_NODE;
     },
 
     triggerChangeEvent: function(type, metaData, origParent, nodeWasContained) {
         var node = (metaData && metaData.node) ? metaData.node : this,
             event = new events.ChangeEvent(type, $.extend({node: node}, metaData || {}));
         if(type === 'nodeDetached' || this.document.containsNode(event.meta.node)) {
-            if(type === 'nodeMoved') {
-                event.meta.parent = origParent;
-            }
             this.document.trigger('change', event);
         }
-        if((type === 'nodeAdded' || type === 'nodeMoved') && !this.document.containsNode(this) && nodeWasContained) {
+        if(type === 'nodeAdded' && !this.document.containsNode(this) && nodeWasContained) {
              event = new events.ChangeEvent('nodeDetached', {node: node, parent: origParent});
              this.document.trigger('change', event);
         }
@@ -143,6 +157,10 @@ $.extend(DocumentNode.prototype, {
             return 0;
         }
         return this.parent().indexOf(this);
+    },
+
+    getNearestElementNode: function() {
+        return this.nodeType === Node.ELEMENT_NODE ? this : this.parent();
     }
 });
 
@@ -155,12 +173,16 @@ ElementNode.prototype = Object.create(DocumentNode.prototype);
 $.extend(ElementNode.prototype, {
     nodeType: Node.ELEMENT_NODE,
 
-    setData: function(key, value) {
-        if(value !== undefined) {
-            this._$.data(key, value);
+    setData: function(arg1, arg2) {
+        if(arguments.length === 2) {
+            if(_.isUndefined(arg2)) {
+                this._$.removeData(arg1);
+            } else {
+                this._$.data(arg1, arg2);
+            }
         } else {
             this._$.removeData(_.keys(this._$.data()));
-            this._$.data(key);
+            this._$.data(arg1);
         }
     },
 
@@ -210,6 +232,22 @@ $.extend(ElementNode.prototype, {
         return node && (node.nativeNode === this.nativeNode || node._$.parents().index(this._$) !== -1);
     },
 
+    getLastTextNode: function() {
+        var contents = this.contents(),
+            toret;
+
+        contents.reverse().some(function(node) {
+            if(node.nodeType === Node.TEXT_NODE) {
+                toret = node;
+                return true;
+            }
+            toret = node.getLastTextNode();
+            return !!toret;
+        });
+
+        return toret;
+    },
+
     toXML: function() {
         var wrapper = $('<div>');
         wrapper.append(this._getXMLDOMToDump());
@@ -234,6 +272,11 @@ $.extend(TextNode.prototype, {
         return this.nativeNode.data;
     },
 
+
+    containsNode: function() {
+        return false;
+    },
+
     triggerTextChangeEvent: function() {
         var event = new events.ChangeEvent('nodeTextChange', {node: this});
         this.document.trigger('change', event);
@@ -291,7 +334,7 @@ var Document = function(xml, extensions) {
     this.loadXML(xml);
 };
 
-$.extend(Document.prototype, Backbone.Events, {
+$.extend(Document.prototype, Backbone.Events, fragments, {
     ElementNodeFactory: ElementNode,
     TextNodeFactory: TextNode,
 
@@ -479,7 +522,7 @@ $.extend(Document.prototype, Backbone.Events, {
         if(!this._currentTransaction) {
             return this.transaction(function() {
                 return this.transform(Transformation, args);
-            }, this);
+            }, {context: this});
         }
 
         if(typeof Transformation === 'function') {
@@ -542,6 +585,7 @@ $.extend(Document.prototype, Backbone.Events, {
 
             this._undoInProgress = false;
             this.redoStack.push(transaction);
+            this.trigger('operationEnd');
         }
     },
     redo: function() {
@@ -553,6 +597,8 @@ $.extend(Document.prototype, Backbone.Events, {
             });
             this._transformationLevel--;
             this.undoStack.push(transaction);
+            this.trigger('operationEnd');
+
         }
     },
 
@@ -560,6 +606,7 @@ $.extend(Document.prototype, Backbone.Events, {
         if(this._currentTransaction) {
             throw new Error('Nested transactions not supported!');
         }
+        this._rollbackBackup = this.root.clone();
         this._currentTransaction = new Transaction([], metadata);
     },
 
@@ -569,15 +616,38 @@ $.extend(Document.prototype, Backbone.Events, {
         }
         if(this._currentTransaction.hasTransformations()) {
             this.undoStack.push(this._currentTransaction);
+            this.trigger('operationEnd');
+        }
+        this._currentTransaction = null;
+    },
+
+    rollbackTransaction: function() {
+        if(!this._currentTransaction) {
+            throw new Error('Transaction rollback requested, but there is no transaction in progress!');
         }
+        this.replaceRoot(this._rollbackBackup);
+        this._rollbackBackup = null;
         this._currentTransaction = null;
+        this._transformationLevel = 0;
     },
 
-    transaction: function(callback, context, metadata) {
+    transaction: function(callback, params) {
         var toret;
-        this.startTransaction(metadata);
-        toret = callback.call(context);
+        params = params || {};
+        this.startTransaction(params.metadata);
+        try {
+            toret = callback.call(params.context || this);
+        } catch(e) {
+            if(params.error) {
+                params.error(e);
+            }
+            this.rollbackTransaction();
+            return;
+        }
         this.endTransaction();
+        if(params.success) {
+            params.success(toret);
+        }
         return toret;
     },
 
@@ -603,6 +673,13 @@ $.extend(Document.prototype, Backbone.Events, {
             }
             return $document[0];
         }, configurable: true});
+    },
+
+    createFragment: function(Type, params) {
+        if(!Type.prototype instanceof fragments.Fragment) {
+            throw new Error('Can\'t create a fragment: `Type` is not a valid Fragment');
+        }
+        return new Type(this, params);
     }
 });