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101 lines
2.6 KiB
101 lines
2.6 KiB
package cmd
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import (
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"context"
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"fmt"
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"log"
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"strconv"
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"strings"
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"github.com/nikoksr/notify"
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"github.com/nikoksr/notify/service/telegram"
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"github.com/urfave/cli/v2"
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)
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// teleGram struct holds data parsed via flags for telegram service.
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type teleGram struct {
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Token string
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Message string
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Channel string
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Title string
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}
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// SendToTelegram parse values from *cli.context and return *cli.Command.
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// Values include telegram token, channelIDs, Message and Title.
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// If multiple channels are provided they the string is split with "," separator and
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// each channelID is added to receiver.
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func SendToTelegram() *cli.Command {
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var telegramOpts teleGram
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return &cli.Command{
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Name: "telegram",
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Usage: "Send message to telegram",
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Description: `Telegram uses bot token to authenticate & send messages to defined channels.
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Multiple channel ids can be used separated by comma ','.
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All configuration options are also available via environment variables.`,
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UsageText: "pingme telegram --token '123' --channel '-123456' --msg 'some message'",
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Flags: []cli.Flag{
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&cli.StringFlag{
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Destination: &telegramOpts.Token,
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Name: "token",
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Aliases: []string{"t"},
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Required: true,
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Usage: "Token of telegram bot used for sending message.",
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EnvVars: []string{"TELEGRAM_TOKEN"},
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},
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&cli.StringFlag{
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Destination: &telegramOpts.Channel,
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Name: "channel",
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Aliases: []string{"c"},
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Required: true,
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Usage: "Channel ids of telegram.",
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EnvVars: []string{"TELEGRAM_CHANNELS"},
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},
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&cli.StringFlag{
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Destination: &telegramOpts.Message,
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Name: "msg",
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Aliases: []string{"m"},
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Usage: "Message content.",
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EnvVars: []string{"TELEGRAM_MESSAGE"},
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},
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&cli.StringFlag{
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Destination: &telegramOpts.Title,
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Name: "title",
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Value: TimeValue,
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Usage: "Title of the message.",
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EnvVars: []string{"TELEGRAM_TITLE"},
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},
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},
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Action: func(ctx *cli.Context) error {
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notifier := notify.New()
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telegramSvc, err := telegram.New(telegramOpts.Token)
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if err != nil {
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return err
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}
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chn := strings.Split(telegramOpts.Channel, ",")
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for _, v := range chn {
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if len(v) <= 0 {
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return fmt.Errorf(EmptyChannel)
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}
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k, err := strconv.Atoi(v)
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if err != nil {
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log.Println(err)
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}
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telegramSvc.AddReceivers(int64(k))
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}
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notifier.UseServices(telegramSvc)
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if err = notifier.Send(
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context.Background(),
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telegramOpts.Title,
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telegramOpts.Message,
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); err != nil {
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return err
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}
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log.Println("Successfully sent!")
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return nil
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},
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}
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}
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