From 6c242710d7b1e4ba7c7d9b76437529d1d00c7c67 Mon Sep 17 00:00:00 2001
From: hanemile <mail@emile.space>
Date: Fri, 10 Jul 2020 16:37:52 +0200
Subject: the functions handling almost everything I need

---
 send.go | 113 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 send.go

(limited to 'send.go')

diff --git a/send.go b/send.go
new file mode 100644
index 0000000..3547eaa
--- /dev/null
+++ b/send.go
@@ -0,0 +1,113 @@
+package matrix
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"time"
+
+	"gopkg.in/h2non/gentleman.v2"
+	"gopkg.in/h2non/gentleman.v2/plugins/body"
+	"gopkg.in/h2non/gentleman.v2/plugins/headers"
+	"gopkg.in/h2non/gentleman.v2/plugins/query"
+)
+
+// Send allows sending messages
+func Send(authinfo Authinfo, roomID string, message string) error {
+	cli := gentleman.New()
+	cli.URL(authinfo.HomeServer)
+
+	eventType := "m.room.message"
+	txID := fmt.Sprintf("%d", time.Now().UnixNano())
+
+	req := cli.Request()
+	req.Path(fmt.Sprintf("/_matrix/client/r0/rooms/%s/send/%s/%s", roomID, eventType, txID))
+	req.Method("PUT")
+
+	formattedMessage := fmt.Sprintf("<pre><samp style=\"font-family: monospace\">%s\n</samp></pre>\n", message)
+
+	// Define the JSON payload via body plugin
+	data := map[string]string{
+		"msgtype":        "m.text",
+		"body":           "A", // notifications
+		"format":         "org.matrix.custom.html",
+		"formatted_body": formattedMessage,
+	}
+	req.Use(body.JSON(data))
+	req.Use(query.Set("access_token", authinfo.AccessToken))
+
+	res, err := req.Send()
+	if err != nil {
+		fmt.Println("ERR1")
+		return err
+	}
+	if !res.Ok {
+		fmt.Println("ERR2")
+		fmt.Println(res)
+		return err
+	}
+	fmt.Printf("Sent %s\n", message)
+	return nil
+}
+
+// Upload uploads stuff to the matrix homeserver returning the files MXC
+func Upload(authinfo Authinfo, filename string, file *bytes.Buffer) (UploadResponse, error) {
+	cli := gentleman.New()
+	cli.URL(authinfo.HomeServer)
+
+	req := cli.Request()
+	req.Path("/_matrix/media/r0/upload")
+	req.Method("POST")
+
+	req.Use(headers.Set("Content-Type", "image/png"))
+	req.Use(headers.Set("filename", filename))
+
+	req.Use(body.Reader(file))
+	req.Use(query.Set("access_token", authinfo.AccessToken))
+
+	res, err := req.Send()
+	if err != nil {
+		fmt.Println("ERR1")
+		return UploadResponse{}, err
+	}
+	if !res.Ok {
+		fmt.Println("ERR2")
+		fmt.Println(res)
+		return UploadResponse{}, err
+	}
+
+	var uploadResponse UploadResponse
+	if err := json.Unmarshal(res.Bytes(), &uploadResponse); err != nil {
+		return UploadResponse{}, err
+	}
+	return uploadResponse, nil
+}
+
+// SendImage sends the image with the given mxc ID to the room (currently
+// hardcoded some lines below)
+func SendImage(authinfo Authinfo, roomID string, image map[string]interface{}) error {
+	cli := gentleman.New()
+	cli.URL(authinfo.HomeServer)
+
+	eventType := "m.room.message"
+	txID := fmt.Sprintf("%d", time.Now().UnixNano())
+
+	req := cli.Request()
+	req.Path(fmt.Sprintf("/_matrix/client/r0/rooms/%s/send/%s/%s", roomID, eventType, txID))
+	req.Method("PUT")
+
+	req.Use(body.JSON(image))
+	req.Use(query.Set("access_token", authinfo.AccessToken))
+
+	res, err := req.Send()
+	if err != nil {
+		fmt.Println("ERR1")
+		return err
+	}
+	if !res.Ok {
+		fmt.Println("ERR2")
+		fmt.Println(res)
+		return err
+	}
+	return nil
+}
-- 
cgit 1.4.1