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node-red/public/red/ui/tab-info.js
2015-03-12 00:09:30 +00:00

166 lines
5.8 KiB
JavaScript

/**
* Copyright 2013, 2015 IBM Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
RED.sidebar.info = (function() {
marked.setOptions({
renderer: new marked.Renderer(),
gfm: true,
tables: true,
breaks: false,
pedantic: false,
sanitize: true,
smartLists: true,
smartypants: false
});
var content = document.createElement("div");
content.id = "tab-info";
content.style.paddingTop = "4px";
content.style.paddingLeft = "4px";
content.style.paddingRight = "4px";
function show() {
if (!RED.sidebar.containsTab("info")) {
RED.sidebar.addTab("info",content,false);
}
RED.sidebar.show("info");
}
function jsonFilter(key,value) {
if (key === "") {
return value;
}
var t = typeof value;
if ($.isArray(value)) {
return "[array:"+value.length+"]";
} else if (t === "object") {
return "[object]"
} else if (t === "string") {
if (value.length > 30) {
return value.substring(0,30)+" ...";
}
}
return value;
}
function refresh(node) {
var table = '<table class="node-info"><tbody>';
table += '<tr class="blank"><td colspan="2">Node</td></tr>';
table += "<tr><td>Type</td><td>&nbsp;"+node.type+"</td></tr>";
table += "<tr><td>ID</td><td>&nbsp;"+node.id+"</td></tr>";
var m = /^subflow(:(.+))?$/.exec(node.type);
if (m) {
var subflowNode;
if (m[2]) {
subflowNode = RED.nodes.subflow(m[2]);
} else {
subflowNode = node;
}
table += '<tr class="blank"><td colspan="2">Subflow</td></tr>';
var userCount = 0;
var subflowType = "subflow:"+subflowNode.id;
RED.nodes.eachNode(function(n) {
if (n.type === subflowType) {
userCount++;
}
});
table += "<tr><td>name</td><td>"+subflowNode.name+"</td></tr>";
table += "<tr><td>instances</td><td>"+userCount+"</td></tr>";
}
if (node.type != "subflow" && node.type != "comment") {
table += '<tr class="blank"><td colspan="2">Properties</td></tr>';
if (node._def) {
for (var n in node._def.defaults) {
if (node._def.defaults.hasOwnProperty(n)) {
var val = node[n]||"";
var type = typeof val;
if (type === "string") {
if (val.length > 30) {
val = val.substring(0,30)+" ...";
}
val = val.replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;");
} else if (type === "number") {
val = val.toString();
} else if ($.isArray(val)) {
val = "[<br/>";
for (var i=0;i<Math.min(node[n].length,10);i++) {
var vv = JSON.stringify(node[n][i],jsonFilter," ").replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;");
val += "&nbsp;"+i+": "+vv+"<br/>";
}
if (node[n].length > 10) {
val += "&nbsp;... "+node[n].length+" items<br/>";
}
val += "]";
} else {
val = JSON.stringify(val,jsonFilter," ");
val = val.replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;");
}
table += "<tr><td>"+n+"</td><td>"+val+"</td></tr>";
}
}
}
}
table += "</tbody></table><br/>";
if (node.type != "comment") {
var helpText = $("script[data-help-name|='"+node.type+"']").html()||"";
table += '<div class="node-help">'+helpText+"</div>";
}
if (node._def && node._def.info) {
var info = node._def.info;
table += '<div class="node-help">'+marked(typeof info === "function" ? info.call(node) : info)+'</div>';
//table += '<div class="node-help">'+(typeof info === "function" ? info.call(node) : info)+'</div>';
}
$("#tab-info").html(table);
}
function clear() {
$("#tab-info").html("");
}
RED.view.on("selection-changed",function(selection) {
if (selection.nodes) {
if (selection.nodes.length == 1) {
var node = selection.nodes[0];
if (node.type === "subflow" && node.direction) {
refresh(RED.nodes.subflow(node.z));
} else {
refresh(node);
}
}
} else {
var subflow = RED.nodes.subflow(RED.view.getWorkspace());
if (subflow) {
refresh(subflow);
} else {
clear();
}
}
});
return {
show: show,
refresh:refresh,
clear: clear
}
})();