99 lines
3.0 KiB
JavaScript
99 lines
3.0 KiB
JavaScript
let request = require ('request');
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let Parser = require ('rss-parser');
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let summarizer = require ('node-summary');
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const constants = require ('../config/constants');
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let parser = new Parser ();
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getDataFromRSSFeed = function (url) {
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//let feed = await parser.parseURL(url);
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//console.log(feed.title);
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//feed.items.forEach(item => {
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// console.log(item.title + ':' + item.link)
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//});
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};
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getDataFromWPJSON = function (sourceUrl, page = 1, maxPosts = 10) {
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return new Promise ((resolve, reject) => {
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var options = {
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method: 'GET',
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url: `${sourceUrl}/wp-json/wp/v2/posts`,
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qs: {
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page: page,
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per_page: maxPosts,
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},
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};
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request (options, (error, response, body) => {
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if (error) {
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reject (error);
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} else {
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resolve (JSON.parse (body));
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}
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});
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});
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};
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summarizeText = function (title, text) {
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return new Promise ((resolve, reject) => {
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summarizer.summarize (title, text, (err, summary) => {
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if (err) {
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reject (err);
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} else {
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resolve (summary);
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}
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});
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});
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};
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module.exports = {
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getAnswerFromWP: function (sourceUrl) {
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//This function will extract needed data from JSON, which we got from getDataFromWPJSON
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//At the moment, it's taking titles and creates answer
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return new Promise ((resolve, reject) => {
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getDataFromWPJSON (sourceUrl)
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.then (rawData => {
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let result = '';
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rawData.forEach (post => {
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result += post.title.rendered + `<break time="${constants.voiceResponseTimings.PAUSE_BETWEEN_TITLES}ms"/> `;
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});
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resolve (result);
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})
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.catch (err => {
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reject (constants.voiceResponseString.ERROR_FETCHING_CONTENT);
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});
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});
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},
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getLatestNewsFromWP: function (sourceUrl, postCount = 10, includeTitle = false) {
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return new Promise ((resolve, reject) => {
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getDataFromWPJSON (sourceUrl, 1, postCount)
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.then (rawData => {
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let result = '';
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let summarizers = [];
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rawData.forEach (post => {
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summarizers.push (
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summarizeText (post.title.rendered, post.content.rendered).then(summary=>{
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result += (includeTitle) ? post.title.rendered : '';
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result += (includeTitle) ? `<break time="${constants.voiceResponseTimings.PAUSE_BETWEEN_TITLE_AND_CONTENT}ms"/>` : '';
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result += summary;
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result += `<break time="${constants.voiceResponseTimings.PAUSE_BETWEEN_NEWS}ms"/>`;
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}).catch(err=>{
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result += constants.voiceResponseString.ERROR_SUMMARIZING_CONTENT;
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result += `<break time="${constants.voiceResponseTimings.PAUSE_BETWEEN_NEWS}ms"/>`;
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})
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);
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});
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Promise.all(summarizers).then(()=>{
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resolve(result);
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}).catch(()=>{
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reject(result);
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});
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})
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.catch (err => {
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reject (constants.voiceResponseString.ERROR_FETCHING_CONTENT);
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});
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});
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},
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};
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