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README.md

@@ -80,6 +80,11 @@ thumbnail files.
 * Files to upload are determined by the file modification time. If you drag and drop existing files they will
   not be detected and uploaded. Only newly created files will be detected.
 
+## Troubleshooting
+
+Please check the "log" page on the web interface for information when things are
+not working as you expect.
+
 ## TODO
 This is just a relatively quick hack. Open to suggestions on new features and improvements.
 

config/config.go

@@ -1,11 +1,15 @@
 package config
 
 import (
-  "github.com/mitchellh/go-homedir"
-  "log"
-  "os"
-  "encoding/json"
-  "io/ioutil"
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"log"
+	"os"
+
+	daulog "github.com/tardisx/discord-auto-upload/log"
+
+	"github.com/mitchellh/go-homedir"
 )
 
 // Config for the application
@@ -18,55 +22,57 @@ var Config struct {
 	Exclude     string
 }
 
-const CurrentVersion string = "0.7"
+const CurrentVersion string = "0.9"
 
 // Load the current config or initialise with defaults
 func LoadOrInit() {
-  configPath := configPath()
-  log.Printf("Trying to load from %s\n", configPath)
-  _, err := os.Stat(configPath)
-  if os.IsNotExist(err) {
-    log.Printf("NOTE: No config file, writing out sample configuration")
-    log.Printf("You need to set the configuration via the web interface")
+	configPath := configPath()
+	daulog.SendLog(fmt.Sprintf("Trying to load config from %s", configPath), daulog.LogTypeDebug)
+	_, err := os.Stat(configPath)
+	if os.IsNotExist(err) {
+		daulog.SendLog("NOTE: No config file, writing out sample configuration", daulog.LogTypeInfo)
+		daulog.SendLog("You need to set the configuration via the web interface", daulog.LogTypeInfo)
 
-    Config.WebHookURL = ""
-    Config.Path = homeDir() + string(os.PathSeparator) + "screenshots"
-    Config.Watch = 10
-    SaveConfig()
-  } else {
-    LoadConfig()
-  }
+		Config.WebHookURL = ""
+		Config.Path = homeDir() + string(os.PathSeparator) + "screenshots"
+		Config.Watch = 10
+		SaveConfig()
+	} else {
+		LoadConfig()
+	}
 }
 
 func LoadConfig() {
-  path := configPath()
-  data, err := ioutil.ReadFile(path)
-  if err != nil {
-    log.Fatalf("cannot read config file %s: %s", path, err.Error())
-  }
-  err = json.Unmarshal([]byte(data), &Config)
-  if err != nil {
-    log.Fatalf("cannot decode config file %s: %s", path, err.Error())
-  }
+	path := configPath()
+	data, err := ioutil.ReadFile(path)
+	if err != nil {
+		log.Fatalf("cannot read config file %s: %s", path, err.Error())
+	}
+	err = json.Unmarshal([]byte(data), &Config)
+	if err != nil {
+		log.Fatalf("cannot decode config file %s: %s", path, err.Error())
+	}
 }
 
 func SaveConfig() {
-  log.Print("saving configuration")
-  path := configPath()
-  jsonString, _ := json.Marshal(Config)
-  err := ioutil.WriteFile(path, jsonString, os.ModePerm)
-  if (err != nil) {
-    log.Fatalf("Cannot save config %s: %s", path, err.Error())
-  }
+	daulog.SendLog("saving configuration", daulog.LogTypeInfo)
+	path := configPath()
+	jsonString, _ := json.Marshal(Config)
+	err := ioutil.WriteFile(path, jsonString, os.ModePerm)
+	if err != nil {
+		log.Fatalf("Cannot save config %s: %s", path, err.Error())
+	}
 }
 
 func homeDir() string {
-  dir, err := homedir.Dir()
-  if (err != nil) { panic (err) }
-  return dir;
+	dir, err := homedir.Dir()
+	if err != nil {
+		panic(err)
+	}
+	return dir
 }
 
 func configPath() string {
-  homeDir := homeDir()
-  return homeDir + string(os.PathSeparator) + ".dau.json"
+	homeDir := homeDir()
+	return homeDir + string(os.PathSeparator) + ".dau.json"
 }

data/config.html

@@ -2,6 +2,8 @@
  <main role="main" class="inner DAU">
    <h1 class="DAU-heading">Config</h1>
    <p class="lead">Discord-auto-upload configuration</p>
+   <a href="https://support.discord.com/hc/en-us/articles/228383668-Intro-to-Webhooks"><p class="lead">How to find your discord webhook</p></a>
+
 
    <form class="">
      <div class="form-row align-items-center config-item" data-key="webhook">
@@ -121,10 +123,11 @@ $(document).ready(function() {
      .done(function(data) {
        var this_el = $(".config-item[data-key='"+key+"']").find('.rest-field');
        if (this_el.hasClass('rest-field-boolean')) {
-         this_el.prop('checked', data.Value);
+         this_el.prop('checked', data.value);
        }
        else {
-         this_el.val(data.Value);
+
+         this_el.val(data.value);
        }
        update_sadness();
 
@@ -140,10 +143,10 @@ $(document).ready(function() {
     }
     $.post('/rest/config/'+key, { value: val })
      .done(function(d) {
-       if (d.Success) {
+       if (d.success) {
          alert('Updated config');
        } else {
-         alert("Error: " + d.Error);
+         alert("Error: " + d.error);
        }
      });
 

data/dau.css

@@ -42,6 +42,10 @@ body {
   max-width: 42em;
 }
 
+pre {
+  background-color: black;
+  color: aliceblue;
+}
 
 /*
  * Header

data/index.html

@@ -3,6 +3,6 @@
    <h1 class="DAU-heading">Discord Auto Upload</h1>
    <p class="lead">Hey look, it's DAU :-)</p>
    <p class="lead">
-     <a href="https://github.com/tardisx/discord-auto-upload" class="btn btn-lg btn-secondary">Learn more</a>
+     <a href="https://github.com/tardisx/discord-auto-upload" class="btn btn-lg btn-secondary" target="_blank">Learn more</a>
    </p>
  </main>

data/logs.html

@@ -0,0 +1,18 @@
+
+ <main role="main" class="inner DAU">
+   <h1 class="DAU-heading">Config</h1>
+   <p class="lead">Discord-auto-upload logs</p>
+
+  <pre id="logs" class="text-left pre-scrollable">
+  </pre>
+</main>
+
+<script>
+$(document).ready(function() {
+    $.ajax({ method: 'get', url: '/rest/logs'})
+     .done(function(data) {
+       console.log(data);
+       $('#logs').text(data);
+      });
+    });
+</script>

data/wrapper.tmpl

@@ -40,6 +40,7 @@
      <nav class="nav nav-masthead justify-content-center">
        <a class="nav-link {{ if eq .Path "index.html"}} active {{ end }}" href="/">Home</a>
        <a class="nav-link {{ if eq .Path "config.html"}} active {{ end }}" href="/config.html">Config</a>
+       <a class="nav-link {{ if eq .Path "logs.html"}} active {{ end }}" href="/logs.html">Logs</a>
      </nav>
    </div>
  </header>

dau.go

@@ -24,10 +24,12 @@ import (
 
 	"github.com/fogleman/gg"
 	"github.com/pborman/getopt"
+
 	// "github.com/skratchdot/open-golang/open"
 	"golang.org/x/image/font/inconsolata"
 
 	"github.com/tardisx/discord-auto-upload/config"
+	daulog "github.com/tardisx/discord-auto-upload/log"
 	"github.com/tardisx/discord-auto-upload/web"
 )
 
@@ -40,11 +42,11 @@ func main() {
 
 	// log.Print("Opening web browser")
 	// open.Start("http://localhost:9090")
-	go web.StartWebServer()
+	web.StartWebServer()
 
 	checkUpdates()
 
-	log.Print("Waiting for images to appear in ", config.Config.Path)
+	daulog.SendLog(fmt.Sprintf("Waiting for images to appear in %s", config.Config.Path), daulog.LogTypeInfo)
 	// wander the path, forever
 	for {
 		if checkPath(config.Config.Path) {
@@ -55,7 +57,7 @@ func main() {
 			}
 			lastCheck = newLastCheck
 		}
-		log.Printf("sleeping for %ds before next check of %s", config.Config.Watch, config.Config.Path)
+		daulog.SendLog(fmt.Sprintf("sleeping for %ds before next check of %s", config.Config.Watch, config.Config.Path), daulog.LogTypeDebug)
 		time.Sleep(time.Duration(config.Config.Watch) * time.Second)
 	}
 }
@@ -76,16 +78,18 @@ func checkPath(path string) bool {
 func checkUpdates() {
 
 	type GithubRelease struct {
-		HTMLURL string
-		TagName string
-		Name    string
-		Body    string
+		HTMLURL string `json:"html_url"`
+		TagName string `json:"tag_name"`
+		Name    string `json:"name"`
+		Body    string `json:"body"`
 	}
 
+	daulog.SendLog("checking for new version", daulog.LogTypeInfo)
+
 	client := &http.Client{Timeout: time.Second * 5}
 	resp, err := client.Get("https://api.github.com/repos/tardisx/discord-auto-upload/releases/latest")
 	if err != nil {
-		log.Print("WARNING: Update check failed: ", err)
+		daulog.SendLog(fmt.Sprintf("WARNING: Update check failed: %v", err), daulog.LogTypeError)
 		return
 	}
 	defer resp.Body.Close()
@@ -107,6 +111,7 @@ func checkUpdates() {
 		fmt.Println(latest.Body)
 		fmt.Println("------------------------------------")
 		fmt.Println("Upgrade at https://github.com/tardisx/discord-auto-upload/releases/latest")
+		daulog.SendLog(fmt.Sprintf("New version available: %s - download at https://github.com/tardisx/discord-auto-upload/releases/latest", latest.TagName), daulog.LogTypeInfo)
 	}
 
 }
@@ -136,7 +141,6 @@ func parseOptions() {
 }
 
 func checkFile(path string, f os.FileInfo, err error) error {
-
 	if f.ModTime().After(lastCheck) && f.Mode().IsRegular() {
 
 		if fileEligible(path) {
@@ -169,16 +173,16 @@ func fileEligible(file string) bool {
 func processFile(file string) {
 
 	if !config.Config.NoWatermark {
-		log.Print("Copying to temp location and watermarking ", file)
+		daulog.SendLog("Copying to temp location and watermarking ", daulog.LogTypeInfo)
 		file = mungeFile(file)
 	}
 
 	if config.Config.WebHookURL == "" {
-		log.Print("WebHookURL is not configured - cannot upload!")
+		daulog.SendLog("WebHookURL is not configured - cannot upload!", daulog.LogTypeError)
 		return
 	}
 
-	log.Print("Uploading ", file)
+	daulog.SendLog("Uploading", daulog.LogTypeInfo)
 
 	extraParams := map[string]string{}
 
@@ -264,7 +268,7 @@ func processFile(file string) {
 	}
 
 	if !config.Config.NoWatermark {
-		log.Print("Removing temporary file ", file)
+		daulog.SendLog(fmt.Sprintf("Removing temporary file: %s", file), daulog.LogTypeDebug)
 		os.Remove(file)
 	}
 
@@ -278,7 +282,7 @@ func sleepForRetries(retry int) {
 		return
 	}
 	retryTime := (6-retry)*(6-retry) + 6
-	log.Printf("Will retry in %d seconds (%d remaining attempts)", retryTime, retry)
+	daulog.SendLog(fmt.Sprintf("Will retry in %d seconds (%d remaining attempts)", retryTime, retry), daulog.LogTypeError)
 	time.Sleep(time.Duration(retryTime) * time.Second)
 }
 

log/log.go

@@ -0,0 +1,45 @@
+package log
+
+import (
+	"time"
+)
+
+type LogEntryType string
+
+type LogEntry struct {
+	Timestamp time.Time    `json:"ts"`
+	Type      LogEntryType `json:"type"`
+	Entry     string       `json:"log"`
+}
+
+const (
+	LogTypeInfo  = "info"
+	LogTypeError = "error"
+	LogTypeDebug = "debug"
+)
+
+var LogEntries []LogEntry
+var logInput chan LogEntry
+
+func init() {
+	// wait for log entries
+	logInput = make(chan LogEntry)
+	go func() {
+		for {
+			aLog := <-logInput
+			LogEntries = append(LogEntries, aLog)
+			for len(LogEntries) > 100 {
+				LogEntries = LogEntries[1:]
+			}
+		}
+	}()
+}
+
+func SendLog(entry string, entryType LogEntryType) {
+
+	logInput <- LogEntry{
+		Timestamp: time.Now(),
+		Entry:     entry,
+		Type:      entryType,
+	}
+}

web/server.go

@@ -3,8 +3,6 @@ package web
 import (
 	"encoding/json"
 	"fmt"
-	"github.com/tardisx/discord-auto-upload/assets"
-	"github.com/tardisx/discord-auto-upload/config"
 	"log"
 	"mime"
 	"net/http"
@@ -13,6 +11,10 @@ import (
 	"regexp"
 	"strconv"
 	"text/template"
+
+	"github.com/tardisx/discord-auto-upload/assets"
+	"github.com/tardisx/discord-auto-upload/config"
+	daulog "github.com/tardisx/discord-auto-upload/log"
 )
 
 // DAUWebServer - stuff for the web server
@@ -21,23 +23,22 @@ type DAUWebServer struct {
 }
 
 type valueStringResponse struct {
-	Success bool   `json: 'success'`
-	Value   string `json: 'value'`
+	Success bool   `json:"success"`
+	Value   string `json:"value"`
 }
 
 type valueBooleanResponse struct {
-	Success bool `json: 'success'`
-	Value   bool `json: 'value'`
+	Success bool `json:"success"`
+	Value   bool `json:"value"`
 }
 
 type errorResponse struct {
-	Success bool   `json: 'success'`
-	Error   string `json: 'error'`
+	Success bool   `json:"success"`
+	Error   string `json:"error"`
 }
 
 func getStatic(w http.ResponseWriter, r *http.Request) {
 	// haha this is dumb and I should change it
-	// fmt.Println(r.URL)
 	re := regexp.MustCompile(`[^a-zA-Z0-9\.]`)
 	path := r.URL.Path[1:]
 	sanitized_path := re.ReplaceAll([]byte(path), []byte("_"))
@@ -270,8 +271,23 @@ func getSetExclude(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
+func getLogs(w http.ResponseWriter, r *http.Request) {
+	w.Header().Set("Content-Type", "text/plain")
+
+	text := ""
+	for _, log := range daulog.LogEntries {
+		text = text + fmt.Sprintf(
+			"%-6s %-19s %s\n", log.Type, log.Timestamp.Format("2006-01-02 15:04:05"), log.Entry,
+		)
+	}
+
+	//	js, _ := json.Marshal(daulog.LogEntries)
+	w.Write([]byte(text))
+
+}
 
 func StartWebServer() {
+
 	http.HandleFunc("/", getStatic)
 	http.HandleFunc("/rest/config/webhook", getSetWebhook)
 	http.HandleFunc("/rest/config/username", getSetUsername)
@@ -280,11 +296,12 @@ func StartWebServer() {
 	http.HandleFunc("/rest/config/directory", getSetDirectory)
 	http.HandleFunc("/rest/config/exclude", getSetExclude)
 
-
-	log.Print("Starting web server on http://localhost:9090")
-	err := http.ListenAndServe(":9090", nil) // set listen port
-	if err != nil {
-		log.Fatal("ListenAndServe: ", err)
-	}
-
+	http.HandleFunc("/rest/logs", getLogs)
+	go func() {
+		log.Print("Starting web server on http://localhost:9090")
+		err := http.ListenAndServe(":9090", nil) // set listen port
+		if err != nil {
+			log.Fatal("ListenAndServe: ", err)
+		}
+	}()
 }