Visual editor: preserving all attributes from wlxml nodes
[fnpeditor.git] / modules / visualEditor.js
index e53bfbf..bb4ad31 100644 (file)
 rng.modules.visualEditor = function(sandbox) {\r
 rng.modules.visualEditor = function(sandbox) {\r
+    var transformations = rng.modules.visualEditor.transformations;\r
 \r
 \r
+    var view = {\r
+        node: $(sandbox.getTemplate('main')()),\r
+        currentNode: null,\r
+        setup: function() {\r
+            var view = this;\r
+
+            this.node.find('#rng-visualEditor-content').on('keyup', function() {\r
+                isDirty = true;\r
+            });\r
+            \r
+            this.node.find('#rng-visualEditor-meta').on('keyup', function() {\r
+                isDirty = true;\r
+            });\r
+
+            this.node.on('mouseover', '[wlxml-tag]', function(e) { $(e.target).addClass('rng-hover')});\r
+            this.node.on('mouseout', '[wlxml-tag]', function(e) { $(e.target).removeClass('rng-hover')});\r
+            this.node.on('click', '[wlxml-tag]', function(e) {\r
+                console.log('clicked node type: '+e.target.nodeType);\r
+                view._markSelected($(e.target));\r
+            });\r
+\r
+            this.node.on('keyup', '#rng-visualEditor-contentWrapper', function(e) {\r
+                var anchor = $(window.getSelection().anchorNode);\r
+                if(anchor[0].nodeType === Node.TEXT_NODE)\r
+                    anchor = anchor.parent();\r
+                if(!anchor.is('[wlxml-tag]'))\r
+                    return;\r
+                view._markSelected(anchor);\r
+            });\r
+            \r
+            \r
+            var metaTable = this.metaTable = this.node.find('#rng-visualEditor-meta table');\r
+            \r
+            this.node.find('.rng-visualEditor-metaAddBtn').click(function() {\r
+                var newRow = view._addMetaRow('', '');\r
+                $(newRow.find('td div')[0]).focus();\r
+                isDirty = true;\r
+            });\r
+            \r
+            this.metaTable.on('click', '.rng-visualEditor-metaRemoveBtn', function(e) {\r
+                $(e.target).closest('tr').remove();\r
+                isDirty = true;\r
+            });\r
+            \r
+            this.metaTable.on('keydown', '[contenteditable]', function(e) {\r
+                console.log(e.which);\r
+                if(e.which === 13) { \r
+                    if($(document.activeElement).hasClass('rng-visualEditor-metaItemKey')) {\r
+                        metaTable.find('.rng-visualEditor-metaItemValue').focus();\r
+                    } else {\r
+                        var input = $('<input>');\r
+                        input.appendTo('body').focus()\r
+                        view.node.find('.rng-visualEditor-metaAddBtn').focus();\r
+                        input.remove();\r
+                    }\r
+                    e.preventDefault();\r
+                }\r
+                \r
+            });\r
+
+        },\r
+        getMetaData: function() {\r
+            var toret = {};\r
+            this.metaTable.find('tr').each(function() {\r
+                var tr = $(this);\r
+                var inputs = $(this).find('td [contenteditable]');\r
+                var key = $(inputs[0]).text();\r
+                var value = $(inputs[1]).text();\r
+                toret[key] = value;\r
+            });\r
+            console.log(toret);\r
+            return toret;\r
+        },\r
+        setMetaData: function(metadata) {\r
+            var view = this;\r
+            this.metaTable.find('tr').remove();\r
+            _.each(_.keys(metadata), function(key) {    \r
+                view._addMetaRow(key, metadata[key]);\r
+            });\r
+        },\r
+        setBody: function(HTMLTree) {\r
+            this.node.find('#rng-visualEditor-content').html(HTMLTree);\r
+        },\r
+        getBody: function() {\r
+            return this.node.find('#rng-visualEditor-content').html();\r
+        }, \r
+        _markSelected: function(node) {\r
+            this.node.find('.rng-current').removeClass('rng-current');\r
+            node.addClass('rng-current');\r
+            this.currentNode = node;\r
+            mediator.nodeSelected(node);\r
+        },\r
+        markFirstSelected: function() {\r
+            var firstNodeWithText = this.node.find('[wlxml-tag]').filter(function() {\r
+                return $(this).clone().children().remove().end().text().trim() !== '';\r
+            }).first();\r
+            if(firstNodeWithText.length)\r
+                $(firstNodeWithText[0]).click().focus();\r
+        },\r
+        _addMetaRow: function(key, value) {\r
+            var newRow = $(sandbox.getTemplate('metaItem')({key: key || '', value: value || ''}));\r
+            newRow.appendTo(this.metaTable);\r
+            return newRow;\r
+        }\r
+    };\r
+    \r
+    \r
+    var sideBarView = {\r
+        node: view.node.find('#rng-visualEditor-sidebar'),\r
+        setup: function() {\r
+            var view = this;\r
+            this.node.find('#rng-visualEditor-sidebarButtons a').click(function(e) {\r
+                e.preventDefault();\r
+                var target = $(e.currentTarget);\r
+                if(!target.attr('data-content-id'))\r
+                    return;\r
+                view.selectTab(target.attr('data-content-id'));\r
+            });\r
+            view.selectTab('rng-visualEditor-edit');\r
+            \r
+            view.node.on('change', '.rng-visualEditor-editPaneNodeForm select', function(e) {\r
+                var target = $(e.target);\r
+                var attr = target.attr('id').split('-')[2].split('editPane')[1].substr(0,3) === 'Tag' ? 'tag' : 'class';\r
+                mediator.getCurrentNode().attr('wlxml-'+attr, target.val());\r
+                isDirty = true;\r
+            });\r
+            \r
+            view.node.on('change', '.rng-visualEditor-editPaneSelectionForm select', function(e) {\r
+                var target = $(e.target);\r
+                var selection = window.getSelection();\r
+                if(selection.anchorNode === selection.focusNode && selection.anchorNode.nodeType === Node.TEXT_NODE) {\r
+                    var startOffset = selection.anchorOffset;\r
+                    var endOffset = selection.focusOffset;\r
+                    if(startOffset > endOffset) {\r
+                        var tmp = startOffset;\r
+                        startOffset = endOffset;\r
+                        endOffset = tmp;\r
+                    }\r
+                    var node = selection.anchorNode;\r
+                    var prefix = node.data.substr(0, startOffset);\r
+                    var suffix = node.data.substr(endOffset);\r
+                    var core = node.data.substr(startOffset, endOffset - startOffset);\r
+                    var newNode = $('<span wlxml-tag="' + target.val() + '">' + core + '</span>');\r
+                    $(node).replaceWith(newNode);\r
+                    newNode.before(prefix);\r
+                    newNode.after(suffix);\r
+                    mediator.nodeCreated(newNode);\r
+                    isDirty = true;\r
+                }\r
+            });\r
+        },\r
+        selectTab: function(id) {\r
+           this.node.find('.rng-visualEditor-sidebarContentItem').hide();\r
+           this.node.find('#'+id).show();\r
+           this.node.find('#rng-visualEditor-sidebarButtons li').removeClass('active');\r
+           this.node.find('#rng-visualEditor-sidebarButtons li a[data-content-id=' + id + ']').parent().addClass('active');\r
+        \r
+        },\r
+        updateEditPane: function(node) {\r
+            var pane = this.node.find('#rng-visualEditor-edit');\r
+            pane.html( $(sandbox.getTemplate('editPane')({tag: node.attr('wlxml-tag'), klass: node.attr('wlxml-class')})));\r
+        }\r
+    }\r
+    \r
+    view.setup();\r
+    sideBarView.setup();\r
+    \r
+    var mediator = {\r
+        getCurrentNode: function() {\r
+            return view.currentNode;\r
+        },\r
+        nodeCreated: function(node) {\r
+            view._markSelected(node);\r
+\r
+            var range = document.createRange();\r
+            range.selectNodeContents(node[0]);\r
+            range.collapse(false);\r
+\r
+            var selection = document.getSelection();\r
+            selection.removeAllRanges()\r
+            selection.addRange(range);\r
+            \r
+        },\r
+        nodeSelected: function(node) {\r
+            sideBarView.updateEditPane(node);\r
+        }\r
+    }\r
+    \r
+    var isDirty = false;\r
+    var wasShownAlready = false;\r
+    \r
+    \r
     return {\r
         start: function() {\r
             sandbox.publish('ready');\r
         },\r
         getView: function() {\r
     return {\r
         start: function() {\r
             sandbox.publish('ready');\r
         },\r
         getView: function() {\r
-            return $('<p>visual editor</p>');\r
+            return view.node;\r
+        },\r
+        setDocument: function(xml) {\r
+            var transformed = transformations.fromXML.getDocumentDescription(xml);\r
+            view.setBody(transformed.HTMLTree);\r
+            view.setMetaData(transformed.metadata);\r
+            isDirty = false;\r
+        },\r
+        getDocument: function() {\r
+            return transformations.toXML.getXML({HTMLTree: view.getBody(), metadata: view.getMetaData()});\r
+        },\r
+        isDirty: function() {\r
+            return isDirty;\r
+        },\r
+        setDirty: function(dirty) {\r
+            isDirty = dirty;\r
+        },\r
+        onShowed: function() {\r
+            if(!wasShownAlready) {\r
+                wasShownAlready = true;\r
+                view.markFirstSelected();\r
+            }\r
         }\r
     \r
     }\r
         }\r
     \r
     }\r