node-red-contrib-opentext
Version:
node-red-contrib-opentext - An Opentext Core client
227 lines (183 loc) • 6.82 kB
JavaScript
/**
* MIT License
*
* Copyright (c) 2019 Marcos Caputo <caputo.marcos@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software..
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
**/
module.exports = function (RED) {
"use strict";
// require any external libraries we may need....
let request = require("request");
var querystring = require("querystring");
const fs = require('fs');
// The main node definition - most things happen in here
function DownloadNode(downloadNode) {
// Create a RED node
RED.nodes.createNode(this, downloadNode);
//console.log("DOWNLOADDOWNLOADDOWNLOADDOWNLOADDOWNLOADDOWNLOAD");
// Store local copies of the node configuration (as defined in the .html)
this.name = downloadNode.name || "";
this.base_url = downloadNode.base_url || "";
this.file_name = downloadNode.file_name || "";
this.value = downloadNode.value || "";
this.contenttype = downloadNode.contenttype || "";
// copy "this" object in case we need it in context of callbacks of other functions.
let node = this;
let msg = {};
//msg.payload = this.payload;
// respond to inputs....
this.on("input", function (msg) {
// set an empty form
node.status({
fill: "yellow",
shape: "dot",
text: "downloading....",
});
// TODO - ??? =)
let Method = "GET";
let Authorization = "";
let Headers ="";
let Options = "";
let download_url = "";
let payload = "";
if (msg.coreDownloadRequest){
if (msg.coreDownloadRequest.url)
node.base_url = msg.coreDownloadRequest.base_url;
if (msg.coreDownloadRequest.file.file_name)
node.file_name = msg.coreDownloadRequest.file.file_name;
if (msg.coreDownloadRequest.file.value)
node.value = msg.coreDownloadRequest.file.value;
if (msg.coreDownloadRequest.file.type)
node.contenttype = msg.coreDownloadRequest.file.type;
// get accesstoken & content from input
}
if(!node.file_name)
{
node.file_name = msg.payload.resultItems[0].files[0].name;
}
//name = msg.payload.resultItems[0].files[0].name;
//type = msg.payload.resultItems[0].files[0].fileType;
//set token
node.accesstoken = msg.payload.access_token ;
Authorization = "Bearer " + node.accesstoken;
if (node.value){ // payload.resultItems[0].files[0].value//
console.log("NODE VALUEDL1");
download_url = node.base_url + "/cp-rest/session/files/" + node.value;
}
else {
console.log("NODE VALUEDL2");
download_url = msg.payload.resultItems[0].files[0].src;
}
console.log( download_url);
if (!node.contenttype){ // payload.resultItems[0].files[0].value//
node.contenttype = msg.payload.resultItems[0].files[0].fileType;
console.log("NODE VALUECT2");
}
console.log( node.contenttype);
console.log("url");
console.log(download_url);
//Download------------------------------------------------------------------------------------------------------
//clear //
Headers ="";
Options = "";
//Body =JSON.stringify({
//});
console.log("before JSON");
//set Headers
Headers = {
'Content-Type': 'application/json',
Authorization: Authorization
};
console.log("after JSON");
node.warn("Headers ");
node.warn(Headers);
// set Option
Options = {
method: Method ,
url: download_url,
headers: Headers
};
console.log("options ok");
// make a post request
request(Options, function (err, response, body) {
if (msg.coreDownloadRequest) delete msg.coreDownloadRequest;
try {
console.log(response.statusCode);
let payload = response.body;
if (response && response.statusCode < 299 && response.statusCode > 199) {
// msg.payload = DownloadBody;
msg = {payload,
statusCode: response.statusCode,
statusMessage: response.statusMessage,
filename : node.file_name+"."+node.contenttype,
};
//msg.payload.filename = node.file_name;
node.status({
fill: "green",
shape: "dot",
text: `HTTP ${response.statusCode}, Document has been downloaded!!`,
});
} else if (
response &&
response.statusCode &&
response.statusCode !== 200
) {
console.log(response.statusMessage);
console.log(response.body);
msg.filetype = node.contenttype;
msg.payload = {
statusCode: response.statusCode,
statusMessage: response.statusMessage,
body: DownloadBody,
};
node.status({
fill: "red",
shape: "dot",
text: `HTTP ${response.statusCode}, error downloading document!`,
});
}
if (err && err.code) {
msg.err = JSON.parse(JSON.stringify(err));
node.status({ fill: "yellow", shape: "dot", text: `ERR ${err.code}` });
} else if (err && err.message && err.stack) {
msg.err = { message: err.message, stack: err.stack };
node.status({
fill: "black",
shape: "dot",
text: `ERR ${err.message}`,
});
}
//fs.writeFileSync('/tmp/test.txt', msg.payload);
node.warn(msg);
node.send(msg);
} catch (err) {
var d = new Date();
var n = d.toISOString();
console.log(n + ": " + err.message);
//console.log(n + ": " + body.replace(/ |\r\n|\n|\r/gm, ""));
msg.err = JSON.parse(JSON.stringify(err));
node.status({ fill: "blue", shape: "dot", text: `ERR ${err.code}` });
}
});
});
}
RED.nodes.registerType("download", DownloadNode);
};