| 1 | package main |
| 2 | |
| 3 | import( |
| 4 | "fmt" |
| 5 | "os" |
| 6 | |
| 7 | "strings" |
| 8 | "strconv" |
| 9 | "bufio" |
| 10 | |
| 11 | "net/http" |
| 12 | |
| 13 | "github.com/wsxiaoys/terminal/color" |
| 14 | ) |
| 15 | |
| 16 | /* holds our palette, or 16 ANSI colors (8 normal colors + bright complements) |
| 17 | and two foreground/background colors. colors are 3 byte arrays (RGB) */ |
| 18 | type ktPalette struct { |
| 19 | |
| 20 | black [3]byte |
| 21 | bblack [3]byte |
| 22 | |
| 23 | red [3]byte |
| 24 | bred [3]byte |
| 25 | |
| 26 | green [3]byte |
| 27 | bgreen [3]byte |
| 28 | |
| 29 | yellow [3]byte |
| 30 | byellow [3]byte |
| 31 | |
| 32 | blue [3]byte |
| 33 | bblue [3]byte |
| 34 | |
| 35 | purple [3]byte |
| 36 | bpurple [3]byte |
| 37 | |
| 38 | cyan [3]byte |
| 39 | bcyan [3]byte |
| 40 | |
| 41 | white [3]byte |
| 42 | bwhite [3]byte |
| 43 | |
| 44 | fg [3]byte |
| 45 | bg [3]byte |
| 46 | } |
| 47 | |
| 48 | /* the default "control" ANSI color set (boring) */ |
| 49 | var ansiColors = ktPalette { |
| 50 | |
| 51 | black : [3]byte {0,0,0}, |
| 52 | bblack : [3]byte {128,128,128}, |
| 53 | |
| 54 | red : [3]byte {128,0,0}, |
| 55 | bred : [3]byte {255,0,0}, |
| 56 | |
| 57 | green : [3]byte {0,128,0}, |
| 58 | bgreen : [3]byte {0,255,0}, |
| 59 | |
| 60 | yellow : [3]byte {128,128,0}, |
| 61 | byellow : [3]byte {255,255,0}, |
| 62 | |
| 63 | blue : [3]byte {0,0,128}, |
| 64 | bblue : [3]byte {0,0,255}, |
| 65 | |
| 66 | purple : [3]byte {128,0,128}, |
| 67 | bpurple : [3]byte {255,0,255}, |
| 68 | |
| 69 | cyan : [3]byte {0,128,128}, |
| 70 | bcyan : [3]byte {0,255,255}, |
| 71 | |
| 72 | white : [3]byte {128,128,128}, |
| 73 | bwhite : [3]byte {255,255,255}, |
| 74 | |
| 75 | fg : [3]byte {0,0,0}, |
| 76 | bg : [3]byte {255,255,255}, |
| 77 | } |
| 78 | |
| 79 | /* lets get our money's worth out of this utf-8 crap */ |
| 80 | var checkM = "✓" |
| 81 | var xM = "✗" |
| 82 | |
| 83 | /* parses a colorfile, returns palette struct. given a nil file pointer, |
| 84 | returns standard ANSI color set (our "control") */ |
| 85 | func parseColors(colorfile *os.File) (pal ktPalette, err error) { |
| 86 | |
| 87 | if colorfile == nil { return ansiColors, nil } |
| 88 | |
| 89 | ret := ktPalette {} |
| 90 | var e errConsumer |
| 91 | |
| 92 | scanner := bufio.NewScanner(colorfile) |
| 93 | for scanner.Scan() { |
| 94 | |
| 95 | if strings.Contains(scanner.Text(), "color") && |
| 96 | !strings.Contains(scanner.Text(), "!") { |
| 97 | |
| 98 | /* i am so sorry */ |
| 99 | cur := strings.Replace(scanner.Text(), " ", "", -1) |
| 100 | split := strings.Split(cur, ":") |
| 101 | hexColor := strings.Replace(split[1], "#", "", -1) |
| 102 | coNumStr := strings.Replace(split[0], "URxvt*color", "", -1) |
| 103 | |
| 104 | r, err := strconv.ParseUint(hexColor[0:2], 16, 8); e.Consume(err) |
| 105 | g, err := strconv.ParseUint(hexColor[2:4], 16, 8); e.Consume(err) |
| 106 | b, err := strconv.ParseUint(hexColor[4:], 16, 8); e.Consume(err) |
| 107 | |
| 108 | colorNo, err := strconv.Atoi(coNumStr); e.Consume(err) |
| 109 | |
| 110 | if e.err != nil { |
| 111 | return ktPalette{}, e.err |
| 112 | } |
| 113 | |
| 114 | switch(colorNo) { |
| 115 | case 0: ret.black[0] = byte(r); ret.black[1] = byte(g); ret.black[2] = byte(b) |
| 116 | case 1: ret.red[0] = byte(r); ret.red[1] = byte(g); ret.red[2] = byte(b) |
| 117 | case 2: ret.green[0] = byte(r); ret.green[1] = byte(g); ret.green[2] = byte(b) |
| 118 | case 3: ret.yellow[0] = byte(r); ret.yellow[1] = byte(g); ret.yellow[2] = byte(b) |
| 119 | case 4: ret.blue[0] = byte(r); ret.blue[1] = byte(g); ret.blue[2] = byte(b) |
| 120 | case 5: ret.purple[0] = byte(r); ret.purple[1] = byte(g); ret.purple[2] = byte(b) |
| 121 | case 6: ret.cyan[0] = byte(r); ret.cyan[1] = byte(g); ret.cyan[2] = byte(b) |
| 122 | case 7: ret.white[0] = byte(r); ret.white[1] = byte(g); ret.white[2] = byte(b) |
| 123 | case 8: ret.bblack[0] = byte(r); ret.bblack[1] = byte(g); ret.bblack[2] = byte(b) |
| 124 | case 9: ret.bred[0] = byte(r); ret.bred[1] = byte(g); ret.bred[2] = byte(b) |
| 125 | case 10: ret.bgreen[0] = byte(r); ret.bgreen[1] = byte(g); ret.bgreen[2] = byte(b) |
| 126 | case 11: ret.byellow[0] = byte(r); ret.byellow[1] = byte(g); ret.byellow[2] = byte(b) |
| 127 | case 12: ret.bblue[0] = byte(r); ret.bblue[1] = byte(g); ret.bblue[2] = byte(b) |
| 128 | case 13: ret.bpurple[0] = byte(r); ret.bpurple[1] = byte(g); ret.bpurple[2] = byte(b) |
| 129 | case 14: ret.bcyan[0] = byte(r); ret.bcyan[1] = byte(g); ret.bcyan[2] = byte(b) |
| 130 | case 15: ret.bwhite[0] = byte(r); ret.bwhite[1] = byte(g); ret.bwhite[2] = byte(b) |
| 131 | } |
| 132 | |
| 133 | } else if strings.Contains(scanner.Text(), "background") { |
| 134 | |
| 135 | hex := strings.Split(scanner.Text(), "#") |
| 136 | het := hex[1] |
| 137 | |
| 138 | r, err := strconv.ParseUint(het[0:2], 16, 8); e.Consume(err) |
| 139 | g, err := strconv.ParseUint(het[2:4], 16, 8); e.Consume(err) |
| 140 | b, err := strconv.ParseUint(het[4:], 16, 8); e.Consume(err) |
| 141 | |
| 142 | if e.err != nil { |
| 143 | return ktPalette{}, e.err |
| 144 | } |
| 145 | |
| 146 | ret.bg[0] = byte(r) |
| 147 | ret.bg[1] = byte(g) |
| 148 | ret.bg[2] = byte(b) |
| 149 | |
| 150 | } else if strings.Contains(scanner.Text(), "foreground") { |
| 151 | |
| 152 | hex := strings.Split(scanner.Text(), "#") |
| 153 | het := hex[1] |
| 154 | |
| 155 | r, err := strconv.ParseUint(het[0:2], 16, 8); e.Consume(err) |
| 156 | g, err := strconv.ParseUint(het[2:4], 16, 8); e.Consume(err) |
| 157 | b, err := strconv.ParseUint(het[4:], 16, 8); e.Consume(err) |
| 158 | |
| 159 | if e.err != nil { |
| 160 | return ktPalette{}, e.err |
| 161 | } |
| 162 | |
| 163 | ret.fg[0] = byte(r) |
| 164 | ret.fg[1] = byte(g) |
| 165 | ret.fg[2] = byte(b) |
| 166 | } |
| 167 | } |
| 168 | |
| 169 | return ret, e.err |
| 170 | } |
| 171 | |
| 172 | func ktInit(dirPrepend string, port int, colorfilePath string) error { |
| 173 | |
| 174 | color.Print("@yparsing colorfile :: @{|}") |
| 175 | file, err := os.Open(colorfilePath) |
| 176 | if err != nil { |
| 177 | color.Printf("@r[%s]@{|} - bad colorfile path\n", xM) |
| 178 | return fmt.Errorf("%s\n", "bad colorfile path") |
| 179 | } |
| 180 | |
| 181 | pal, err := parseColors(file) |
| 182 | |
| 183 | if err != nil { |
| 184 | color.Printf("@r[%s]@{|} - malformed colorfile [%s]\n", xM, err) |
| 185 | return fmt.Errorf("%s\n", "malformed colorfile") |
| 186 | } |
| 187 | |
| 188 | color.Printf("@g[%s]@{|}\n", checkM) |
| 189 | |
| 190 | if pal == ansiColors {} |
| 191 | |
| 192 | color.Printf("@ystarting httpd on port @b%d@{|} :: ", port) |
| 193 | |
| 194 | |
| 195 | return nil |
| 196 | } |
| 197 | |
| 198 | func main() { |
| 199 | |
| 200 | err := ktInit("kolors", 999, "/home/kremlin/.Xresources") |
| 201 | |
| 202 | /* make sure to close() anything you need to (you need to) */ |
| 203 | _, err = http.Get("http://kremlin.cc") |
| 204 | |
| 205 | if err != nil {} |
| 206 | } |
| 207 | |
| 208 | type errConsumer struct { |
| 209 | err error |
| 210 | } |
| 211 | |
| 212 | func (e *errConsumer) Consume(err error) { |
| 213 | if e.err == nil && err != nil { |
| 214 | e.err = err |
| 215 | } |
| 216 | } |
| 217 | |