Support authorization token

client/account.go

@@ -36,7 +36,8 @@ func FetchAccount(baseURL string, handle string) (Account, error) {
 		handle,
 	)
 
-	err := Fetch(lookupUrl, &account)
+	headers := make(map[string]string)
+	err := Fetch(lookupUrl, &account, headers)
 
 	if err != nil {
 		return account, err

client/api.go

@@ -6,8 +6,15 @@ import (
 	"net/http"
 )
 
-func Fetch(requestUrl string, variable interface{}) error {
+func Fetch(requestUrl string, variable interface{}, headers map[string]string) error {
-	res, err := http.Get(requestUrl)
+	client := &http.Client{}
+	req, _ := http.NewRequest("GET", requestUrl, nil)
+
+	for key, val := range headers {
+		req.Header.Set(key, val)
+	}
+
+	res, err := client.Do(req)
 
 	if err != nil {
 		return err

client/post.go

@@ -3,6 +3,7 @@ package client
 import (
 	"fmt"
 	"net/url"
+	"os"
 	"strconv"
 	"time"
 )
@@ -115,6 +116,7 @@ func (p Post) AllMedia() []MediaAttachment {
 
 func FetchPosts(baseURL string, accountId string, filters PostsFilter) ([]Post, error) {
 	var posts []Post
+	headers := make(map[string]string)
 
 	queryValues := url.Values{}
 
@@ -160,8 +162,10 @@ func FetchPosts(baseURL string, accountId string, filters PostsFilter) ([]Post,
 		accountId,
 		query,
 	)
+	setAuthTokenIfPassed(&headers)
 
-	if err := Fetch(postsUrl, &posts); err != nil {
+
+	if err := Fetch(postsUrl, &posts, headers); err != nil {
 		return posts, err
 	}
 
@@ -170,15 +174,26 @@ func FetchPosts(baseURL string, accountId string, filters PostsFilter) ([]Post,
 
 func FetchStatusContext(baseURL, postId string) (StatusContext, error) {
 	var status StatusContext
+	headers := make(map[string]string)
+
 	statusUrl := fmt.Sprintf(
 		"%s/api/v1/statuses/%s/context",
 		baseURL,
 		postId,
 	)
 
-	if err := Fetch(statusUrl, &status); err != nil {
+	setAuthTokenIfPassed(&headers)
+
+	if err := Fetch(statusUrl, &status, headers); err != nil {
 		return status, err
 	}
 
 	return status, nil
 }
+
+func setAuthTokenIfPassed(headers *map[string]string) {
+	token, ok := os.LookupEnv("MASTODON_AUTH_TOKEN")
+	if ok {
+		(*headers)["Authorization"] = fmt.Sprintf("Bearer %s", token)
+	}
+}