initial commit

node_modules/vis/lib/network/gephiParser.js

@@ -0,0 +1,71 @@
+/**
+ *
+ * @param {json} gephiJSON
+ * @param {obj} optionsObj
+ * @returns {{nodes: Array, edges: Array}}
+ */
+function parseGephi(gephiJSON, optionsObj) {
+  var edges = [];
+  var nodes = [];
+  var options = {
+    edges: {
+      inheritColor: false
+    },
+    nodes: {
+      fixed: false,
+      parseColor: false
+    }
+  };
+
+  if (optionsObj !== undefined) {
+    if (optionsObj.fixed !== undefined)        {options.nodes.fixed = optionsObj.fixed}
+    if (optionsObj.parseColor !== undefined)   {options.nodes.parseColor = optionsObj.parseColor}
+    if (optionsObj.inheritColor !== undefined) {options.edges.inheritColor = optionsObj.inheritColor}
+  }
+
+  var gEdges = gephiJSON.edges;
+  var gNodes = gephiJSON.nodes;
+  for (var i = 0; i < gEdges.length; i++) {
+    var edge = {};
+    var gEdge = gEdges[i];
+    edge['id'] = gEdge.id;
+    edge['from'] = gEdge.source;
+    edge['to'] = gEdge.target;
+    edge['attributes'] = gEdge.attributes;
+    edge['label'] = gEdge.label;
+    edge['title'] = gEdge.attributes !== undefined ? gEdge.attributes.title : undefined;
+    if (gEdge['type'] === 'Directed') {
+      edge['arrows'] = 'to';
+    }
+//    edge['value'] = gEdge.attributes !== undefined ? gEdge.attributes.Weight : undefined;
+//    edge['width'] = edge['value'] !== undefined ? undefined : edgegEdge.size;
+    if (gEdge.color && options.inheritColor === false) {
+      edge['color'] = gEdge.color;
+    }
+    edges.push(edge);
+  }
+
+  for (var j = 0; j < gNodes.length; j++) {
+    var node = {};
+    var gNode = gNodes[j];
+    node['id'] = gNode.id;
+    node['attributes'] = gNode.attributes;
+    node['x'] = gNode.x;
+    node['y'] = gNode.y;
+    node['label'] = gNode.label;
+    node['title'] = gNode.attributes !== undefined ? gNode.attributes.title : gNode.title;
+    if (options.nodes.parseColor === true) {
+      node['color'] = gNode.color;
+    }
+    else {
+      node['color'] = gNode.color !== undefined ? {background:gNode.color, border:gNode.color, highlight: {background:gNode.color, border:gNode.color}, hover:{background:gNode.color, border:gNode.color}} : undefined;
+    }
+    node['size'] = gNode.size;
+    node['fixed'] = options.nodes.fixed && gNode.x !== undefined && gNode.y !== undefined;
+    nodes.push(node);
+  }
+
+  return {nodes:nodes, edges:edges};
+}
+
+exports.parseGephi = parseGephi;