/**
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* Created by bin.shen on 26/12/2016.
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*/
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var nodemailer = require("nodemailer");
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var smtpTransport = require('nodemailer-smtp-transport');
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var retry = require('retry');
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var request = require('request');
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var webshot = require('webshot');
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var fs = require("fs");
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var config = require('./config');
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var mongoClient = require('mongodb').MongoClient;
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var moment = require('moment');
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mongoClient.connect(config.mongo.uri, function(err, db) {
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if (err) {
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console.log(err.message);
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return;
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}
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console.log('Connecting to Mongo DB at ' + config.mongo.uri);
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var current = moment();
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var year = current.format("YYYY");
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var month = current.format("MM");
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db.collection("users").find().toArray(function(err, docs) {
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docs.forEach(function(doc) {
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var userID = doc._id;
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var email = doc.email;
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console.log(year + ' | ' + month + ' | ' + userID + ' | ' + email);
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sendReport(userID, year, month, email);
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});
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});
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db.close();
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});
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var sendReport = function(userID, year, month, email) {
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var url = 'http://env.7drlb.com/report/user/' + userID + '/year/' + year + '/month/' + month + '/view';
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request(url, function (error, response, body) {
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if (!error && response.statusCode == 200) {
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var filename = userID + '_' + year + '_' + month + '.png';
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webshot(body, filename, {
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renderDelay: 3000,
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siteType:'html',
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screenSize: {
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width: 1000,
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height: 2000
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},
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shotSize: {
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width: 1000,
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height: 'all'
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}
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}, function(err) {
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var filepath = __dirname + '/' + filename;
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var imageFile = fs.readFileSync(filepath);
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var send_email = function(email, subject, content, level) {
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var operation = retry.operation(config.retryOption);
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operation.attempt(function(currentAttempt) {
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var to = email;
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var html = '<img src="data:image/png;base64,' + imageFile.toString("base64") + '" width=1000 height=2000>';
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var transport = nodemailer.createTransport(smtpTransport(config.smtpOption));
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var mailOptions = {
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from: config.smtpOption.auth.user,
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to: to,
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subject:subject,
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html:html,
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attachments: [{
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path: filepath,
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filename: filename,
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content: content
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}]
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};
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transport.sendMail(mailOptions, function(err, doc){
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if (operation.retry(err)) {
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return;
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}
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});
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});
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};
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send_email(email, '七星博士环境监测月度统计表', '2016-11月度报告');
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});
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}
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});
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};
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