(name, u string)
| 49 | } |
| 50 | |
| 51 | func tagurl(name, u string) (im image.Image, st *sorttags, err error) { |
| 52 | ch := make(chan []byte, 1) |
| 53 | go func() { |
| 54 | var data []byte |
| 55 | data, err = web.GetData(u) |
| 56 | ch <- data |
| 57 | }() |
| 58 | |
| 59 | data, err := web.GetData(api + url.QueryEscape(u)) |
| 60 | if err != nil { |
| 61 | return |
| 62 | } |
| 63 | if len(data) < 4 { |
| 64 | err = errors.New("data too short") |
| 65 | return |
| 66 | } |
| 67 | tags := make(map[string]float64) |
| 68 | err = json.Unmarshal(data[1:len(data)-1], &tags) |
| 69 | if err != nil { |
| 70 | return |
| 71 | } |
| 72 | |
| 73 | longestlen := 0 |
| 74 | for k := range tags { |
| 75 | if len(k) > longestlen { |
| 76 | longestlen = len(k) |
| 77 | } |
| 78 | } |
| 79 | longestlen++ |
| 80 | |
| 81 | st = newsorttags(tags) |
| 82 | sort.Sort(st) |
| 83 | |
| 84 | boldfd, err := file.GetLazyData(text.BoldFontFile, control.Md5File, true) |
| 85 | if err != nil { |
| 86 | return |
| 87 | } |
| 88 | consfd, err := file.GetLazyData(text.ConsolasFontFile, control.Md5File, true) |
| 89 | if err != nil { |
| 90 | return |
| 91 | } |
| 92 | |
| 93 | data = <-ch |
| 94 | if err != nil { |
| 95 | return |
| 96 | } |
| 97 | img, _, err := image.Decode(bytes.NewReader(data)) |
| 98 | if err != nil { |
| 99 | return |
| 100 | } |
| 101 | |
| 102 | img = factory.Limit(img, 1280, 720) |
| 103 | |
| 104 | canvas := gg.NewContext(img.Bounds().Size().X, img.Bounds().Size().Y+int(float64(img.Bounds().Size().X)*0.2)+len(tags)*img.Bounds().Size().X/25) |
| 105 | canvas.SetRGB(1, 1, 1) |
| 106 | canvas.Clear() |
| 107 | canvas.DrawImage(img, 0, 0) |
| 108 | if err = canvas.ParseFontFace(boldfd, float64(img.Bounds().Size().X)*0.1); err != nil { |
no test coverage detected