add skip download

main.go

@@ -49,7 +49,7 @@ func main() {
 		log.Fatalf("WowDir in %s is still the default setting, exiting", cfgPath)
 	}
 
-	stats, err := epoch.DownloadUpdate(config.WowDir, forceFlag, config.RemoveUnknownPatches)
+	stats, err := epoch.Update(config.WowDir, forceFlag, config.RemoveUnknownPatches, false)
 	if err != nil {
 		log.Fatal(err)
 	}

pkg/epoch/update.go

@@ -19,7 +19,7 @@ type DownloadStats struct {
 	Current int
 }
 
-func DownloadUpdate(wowdir string, force bool, removeUnknown bool) (DownloadStats, error) {
+func Update(wowdir string, force bool, removeUnknown bool, skipDownload bool) (DownloadStats, error) {
 	var stats DownloadStats
 
 	manifest, err := GetManifest()
@@ -56,36 +56,38 @@ func DownloadUpdate(wowdir string, force bool, removeUnknown bool) (DownloadStat
 			}
 		}
 
-		fmt.Printf("Updating %s...\n", localPath)
+		if !skipDownload {
+			fmt.Printf("Updating %s...\n", localPath)
 
-		outFile, err := os.Create(localPath)
-		if err != nil {
-			return stats, err
-		}
-
-		for _, url := range []string{file.Urls.Cloudflare, file.Urls.Digitalocean, file.Urls.None} {
-			resp, err := http.Get(url)
+			outFile, err := os.Create(localPath)
 			if err != nil {
-				outFile.Close()
-				return stats, err
-			}
-			defer resp.Body.Close()
-			if resp.StatusCode != http.StatusOK {
-				outFile.Close()
-				return stats, fmt.Errorf("failed to download update from %s, status code: %d", url, resp.StatusCode)
-			}
-
-			_, err = io.Copy(outFile, resp.Body)
-			if err != nil {
-				outFile.Close()
 				return stats, err
 			}
 
-			break
-		}
+			for _, url := range []string{file.Urls.Cloudflare, file.Urls.Digitalocean, file.Urls.None} {
+				resp, err := http.Get(url)
+				if err != nil {
+					outFile.Close()
+					return stats, err
+				}
+				defer resp.Body.Close()
+				if resp.StatusCode != http.StatusOK {
+					outFile.Close()
+					return stats, fmt.Errorf("failed to download update from %s, status code: %d", url, resp.StatusCode)
+				}
 
-		outFile.Close()
-		stats.Updated += 1
+				_, err = io.Copy(outFile, resp.Body)
+				if err != nil {
+					outFile.Close()
+					return stats, err
+				}
+
+				break
+			}
+
+			outFile.Close()
+			stats.Updated += 1
+		}
 	}
 
 	if removeUnknown {