Add reports via Telegram

README.md

@@ -80,9 +80,9 @@ The following filters are available:
 
 `format`: the format to represent the data, default is `plain` for a simple plain text list, `json` for a JSON response or `chart` for a chart generated with ChartJS in the browser
 
-## Daily email reports
+## Daily reports
 
-KISSS has a feature that can send you daily email reports. It basically requests the statistics and sends the response via email. You can configure it by adding report configurations to the configuration file:
+KISSS has a feature that can send you daily reports. It basically requests the statistics and sends the response via your preferred communication channel (mail or Telegram). You can configure it by adding report configurations to the configuration file:
 
 ```json
 {
@@ -98,6 +98,13 @@ KISSS has a feature that can send you daily email reports. It basically requests
       "smtpUser": "myemailaddress@mydomain.tld",
       "smtpPassword": "mysecretpassword"
     },
+    {
+      "name": "Daily stats from KISSS",
+      "time": "15:00",
+      "query": "view=pages&ordercol=second&order=desc",
+      "tgBotToken": "TelegramBotToken",
+      "tgUserId": 123456
+    },
     {
       // Additional reports...
     }
@@ -105,6 +112,8 @@ KISSS has a feature that can send you daily email reports. It basically requests
 }
 ```
 
+To use Telegram for reports, create a bot with the [Bot Father](https://t.me/BotFather) and request your user id from [@userinfobot](https://t.me/userinfobot).
+
 ## License
 
 KISSS is licensed under the MIT license, so you can do basically everything with it, but nevertheless, please contribute your improvements to make KISSS better for everyone. See the LICENSE.txt file.

config.go

@@ -17,17 +17,6 @@ type config struct {
 	Reports       []report `json:"reports"`
 }
 
-type report struct {
-	Name         string `json:"name"`
-	Time         string `json:"time"`
-	To           string `json:"to"`
-	SmtpUser     string `json:"smtpUser"`
-	SmtpPassword string `json:"smtpPassword"`
-	SmtpHost     string `json:"smtpHost"`
-	From         string `json:"from"`
-	Query        string `json:"query"`
-}
-
 var (
 	appConfig = &config{
 		Port:          "8080",

go.mod

@@ -4,6 +4,7 @@ go 1.12
 
 require (
 	github.com/go-sql-driver/mysql v1.4.1 // indirect
+	github.com/go-telegram-bot-api/telegram-bot-api v4.6.4+incompatible
 	github.com/gobuffalo/packr v1.25.0 // indirect
 	github.com/gobuffalo/packr/v2 v2.2.0
 	github.com/google/uuid v1.1.1 // indirect
@@ -14,6 +15,7 @@ require (
 	github.com/mattn/go-sqlite3 v1.10.1-0.20190510164106-2a192bf78237
 	github.com/mssola/user_agent v0.5.0
 	github.com/rubenv/sql-migrate v0.0.0-20190327083759-54bad0a9b051
+	github.com/technoweenie/multipartstreamer v1.0.1 // indirect
 	github.com/whiteshtef/clockwork v0.0.0-20190417075149-ecf7d9abe8ec
 	github.com/ziutek/mymysql v1.5.4 // indirect
 	google.golang.org/appengine v1.6.0 // indirect

go.sum

@@ -1,6 +1,8 @@
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/go-sql-driver/mysql v1.4.1/go.mod h1:zAC/RDZ24gD3HViQzih4MyKcchzm+sOG5ZlKdlhCg5w=
+github.com/go-telegram-bot-api/telegram-bot-api v4.6.4+incompatible h1:2cauKuaELYAEARXRkq2LrJ0yDDv1rW7+wrTEdVL3uaU=
+github.com/go-telegram-bot-api/telegram-bot-api v4.6.4+incompatible/go.mod h1:qf9acutJ8cwBUhm1bqgz6Bei9/C/c93FPDljKWwsOgM=
 github.com/gobuffalo/attrs v0.0.0-20190224210810-a9411de4debd/go.mod h1:4duuawTqi2wkkpB4ePgWMaai6/Kc6WEz83bhFwpHzj0=
 github.com/gobuffalo/depgen v0.0.0-20190329151759-d478694a28d3/go.mod h1:3STtPUQYuzV0gBVOY3vy6CfMm/ljR4pABfrTeHNLHUY=
 github.com/gobuffalo/envy v1.6.15/go.mod h1:n7DRkBerg/aorDM8kbduw5dN3oXGswK5liaSCx4T5NI=
@@ -59,6 +61,8 @@ github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+
 github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
+github.com/technoweenie/multipartstreamer v1.0.1 h1:XRztA5MXiR1TIRHxH2uNxXxaIkKQDeX7m2XsSOlQEnM=
+github.com/technoweenie/multipartstreamer v1.0.1/go.mod h1:jNVxdtShOxzAsukZwTSw6MDx5eUJoiEBsSvzDU9uzog=
 github.com/whiteshtef/clockwork v0.0.0-20190417075149-ecf7d9abe8ec h1:4mCJZnO75zjolpdsj/ToKe7X1oLWm+JJHwS1ez8BkXY=
 github.com/whiteshtef/clockwork v0.0.0-20190417075149-ecf7d9abe8ec/go.mod h1:6o8H8sci2q3QxZ4p/U88ggqZuhY3mg34+WE5BuazLsU=
 github.com/ziutek/mymysql v1.5.4/go.mod h1:LMSpPZ6DbqWFxNCHW77HeMg9I646SAhApZ/wKdgO/C0=

reports.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"fmt"
+	tgbotapi "github.com/go-telegram-bot-api/telegram-bot-api"
 	"github.com/jordan-wright/email"
 	"github.com/whiteshtef/clockwork"
 	"io/ioutil"
@@ -10,6 +11,20 @@ import (
 	"net/smtp"
 )
 
+type report struct {
+	Name         string `json:"name"`
+	Time         string `json:"time"`
+	Query        string `json:"query"`
+	Type         string `json:"type"`
+	To           string `json:"to"`
+	From         string `json:"from"`
+	SmtpUser     string `json:"smtpUser"`
+	SmtpPassword string `json:"smtpPassword"`
+	SmtpHost     string `json:"smtpHost"`
+	TGBotToken   string `json:"tgBotToken"`
+	TGUserId     int64  `json:"tgUserId"`
+}
+
 func setupReports() {
 	scheduler := clockwork.NewScheduler()
 	for _, r := range appConfig.Reports {
@@ -39,10 +54,23 @@ func executeReport(r *report) {
 		fmt.Println("Executing report failed:", e)
 		return
 	}
-	sendMail(r, body)
+	sendReport(r, body)
+}
+
+func sendReport(r *report, content []byte) {
+	switch r.Type {
+	case "telegram":
+		sendTelegram(r, content)
+	default:
+		sendMail(r, content)
+	}
 }
 
 func sendMail(r *report, content []byte) {
+	if r.To == "" || r.From == "" || r.SmtpUser == "" || r.SmtpHost == "" {
+		fmt.Println("No valid report configuration")
+		return
+	}
 	smtpHostNoPort, _, _ := net.SplitHostPort(r.SmtpHost)
 	mail := email.NewEmail()
 	mail.From = r.From
@@ -57,3 +85,23 @@ func sendMail(r *report, content []byte) {
 		fmt.Println("Report sent")
 	}
 }
+
+func sendTelegram(r *report, content []byte) {
+	if r.TGUserId == 0 || r.TGBotToken == "" {
+		fmt.Println("No valid report configuration")
+		return
+	}
+	bot, e := tgbotapi.NewBotAPI(r.TGBotToken)
+	if e != nil {
+		fmt.Println("Sending report failed:", e)
+		return
+	}
+	msg := tgbotapi.NewMessage(r.TGUserId, r.Name+"\n\n"+string(content))
+	_, e = bot.Send(msg)
+	if e != nil {
+		fmt.Println("Sending report failed:", e)
+		return
+	} else {
+		fmt.Println("Report sent")
+	}
+}