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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "flag" | ||
| "fmt" | ||
| "os" | ||
| "path/filepath" | ||
| ) | ||
|
|
||
| type args struct { | ||
| url string | ||
| connections *int | ||
| dir *string | ||
| } | ||
|
|
||
| func parse() *args { | ||
| dir, err := filepath.Abs(filepath.Dir(os.Args[0])) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
| var args args | ||
| args.connections = flag.Int("C", 16, "Concurrent connections.") | ||
| args.dir = flag.String("D", dir, "Save directory.") | ||
| flag.Parse() | ||
| t := flag.Args() | ||
| if len(t) > 0 { | ||
| args.url = t[0] | ||
| } else { | ||
| gPrintln("missing url parameter") | ||
| gPrintln("try 'gopeed -h' for more information") | ||
| os.Exit(1) | ||
| } | ||
| return &args | ||
| } | ||
|
|
||
| func gPrint(msg string) { | ||
| fmt.Print("gopeed: " + msg) | ||
| } | ||
|
|
||
| func gPrintln(msg string) { | ||
| gPrint(msg + "\n") | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "github.com/monkeyWie/gopeed-core/download" | ||
| "github.com/monkeyWie/gopeed-core/download/base" | ||
| "github.com/monkeyWie/gopeed-core/download/http" | ||
| "github.com/monkeyWie/gopeed-core/util" | ||
| "path/filepath" | ||
| "sync" | ||
| ) | ||
|
|
||
| const progressWidth = 20 | ||
|
|
||
| func main() { | ||
| args := parse() | ||
|
|
||
| downloader := download.NewDownloader(http.FetcherBuilder) | ||
| res, err := downloader.Resolve(&base.Request{ | ||
| URL: args.url, | ||
| }) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
|
||
| err = downloader.Create(res, &base.Options{ | ||
| Path: *args.dir, | ||
| Connections: *args.connections, | ||
| }) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
|
||
| var wg sync.WaitGroup | ||
| wg.Add(1) | ||
| downloader.Listener(func(taskInfo *download.TaskInfo, eventKey base.EventKey) { | ||
| if eventKey == base.EventKeyProgress { | ||
| printProgress(taskInfo, "downloading...") | ||
| } | ||
| if eventKey == base.EventKeyDone { | ||
| printProgress(taskInfo, "complete") | ||
| wg.Done() | ||
| } | ||
| }) | ||
| wg.Wait() | ||
| fmt.Println() | ||
| gPrint("saving file " + filepath.Join(*args.dir, res.Files[0].Name)) | ||
| } | ||
|
|
||
| func printProgress(taskInfo *download.TaskInfo, title string) { | ||
| rate := float64(taskInfo.Progress.Downloaded) / float64(taskInfo.Res.TotalSize) | ||
| completeWidth := int(progressWidth * rate) | ||
| speed := util.ByteFmt(taskInfo.Progress.Speed) | ||
| totalSize := util.ByteFmt(taskInfo.Res.TotalSize) | ||
| fmt.Printf("\r%s [", title) | ||
| for i := 0; i < progressWidth; i++ { | ||
| if i < completeWidth { | ||
| fmt.Print("■") | ||
| } else { | ||
| fmt.Print("□") | ||
| } | ||
| } | ||
| fmt.Printf("] %.1f%% %s/s %s", rate*100, speed, totalSize) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| package util | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "math" | ||
| ) | ||
|
|
||
| var unitArr = []string{"B", "KB", "MB", "GB", "TB", "EB"} | ||
|
|
||
| func ByteFmt(size int64) string { | ||
| if size == 0 { | ||
| return "unknown" | ||
| } | ||
| fs := float64(size) | ||
| p := int(math.Log(fs) / math.Log(1024)) | ||
| val := fs / math.Pow(1024, float64(p)) | ||
| _, frac := math.Modf(val) | ||
| if frac > 0 { | ||
| return fmt.Sprintf("%.1f%s", math.Floor(val*10)/10, unitArr[p]) | ||
| } else { | ||
| return fmt.Sprintf("%d%s", int(val), unitArr[p]) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| package util | ||
|
|
||
| import "testing" | ||
|
|
||
| func TestByteFmt(t *testing.T) { | ||
| type args struct { | ||
| size int64 | ||
| } | ||
| tests := []struct { | ||
| name string | ||
| args args | ||
| want string | ||
| }{ | ||
| { | ||
| name: "100B", | ||
| args: args{size: int64(100)}, | ||
| want: "100B", | ||
| }, | ||
| { | ||
| name: "1KB", | ||
| args: args{size: int64(1024)}, | ||
| want: "1KB", | ||
| }, | ||
| { | ||
| name: "1.9KB", | ||
| args: args{size: int64(1024*2 - 1)}, | ||
| want: "1.9KB", | ||
| }, | ||
| { | ||
| name: "2KB", | ||
| args: args{size: int64(1024 * 2)}, | ||
| want: "2KB", | ||
| }, | ||
| { | ||
| name: "1MB", | ||
| args: args{size: int64(1024 * 1024)}, | ||
| want: "1MB", | ||
| }, | ||
| { | ||
| name: "1.9MB", | ||
| args: args{size: int64(1024*1024*2 - 1)}, | ||
| want: "1.9MB", | ||
| }, | ||
| { | ||
| name: "2MB", | ||
| args: args{size: int64(1024 * 1024 * 2)}, | ||
| want: "2MB", | ||
| }, | ||
| } | ||
| for _, tt := range tests { | ||
| t.Run(tt.name, func(t *testing.T) { | ||
| if got := ByteFmt(tt.args.size); got != tt.want { | ||
| t.Errorf("ByteFmt() = %v, want %v", got, tt.want) | ||
| } | ||
| }) | ||
| } | ||
| } |