const fs = require('fs'); const path = require('path'); const config = require('./config'); const Component = require('./component'); const Cluster = require('./cluster'); if (!process.env.OPENSSL_CONF) process.env.OPENSSL_CONF = '/etc/ssl/'; class Report extends Component { constructor(name, args) { super(name); this.args = args; } get path() { return `../templates/reports/${this.name}`; } async getName() { return (await this.getUserLocale())['reportName']; } async toPdfStream() { const template = await this.render(); const defaultOptions = Object.assign({}, config.pdf); const optionsPath = `${this.path}/options.json`; const fullPath = path.resolve(__dirname, optionsPath); let options = defaultOptions; if (fs.existsSync(fullPath)) options = require(optionsPath); return new Promise((resolve, reject) => { Cluster.pool.queue({}, async({page}) => { try { await page.emulateMediaType('screen'); await page.setContent(template); const element = await page.$('#pageFooter'); let footer = '\n'; if (element) { footer = await page.evaluate(el => { const html = el.innerHTML; el.remove(); return html; }, element); } options.headerTemplate = '\n'; options.footerTemplate = footer; const buffer = await page.content(); resolve(buffer); } catch (err) { reject(err); } }); }); } /** * Returns all the params that ends with id * * @return {array} List of identifiers */ getIdentifiers() { const identifiers = []; const args = this.args; const keys = Object.keys(args); for (let arg of keys) { if (arg.endsWith('Id')) identifiers.push(arg); } return identifiers; } async getFileName() { const args = this.args; const identifiers = this.getIdentifiers(args); const name = await this.getName(); const params = []; params.push(name); for (let id of identifiers) params.push(args[id]); const fileName = params.join('_'); return `${fileName}.pdf`; } } module.exports = Report;