SkunkyArt/app/cli.go

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package app
import (
"bufio"
"bytes"
"encoding/json"
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"html/template"
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"os"
"time"
)
func ExecuteCommandLineArguments() {
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var helpmsg = `SkunkyArt v{{.Version}} [{{.Description}}]
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Usage:
- [-c|--config] | path to config
- [-a|--add-instance] | generates 'instances.json' and 'INSTANCES.md' files with ur instance
- [-h|--help] | returns this message
Example:
./skunkyart -c config.json
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Copyright lost+skunk, X11. https://git.macaw.me/skunky/skunkyart/src/tag/v{{.Version}}`
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a := os.Args[1:]
for n, x := range a {
switch x {
case "-c", "--config":
if len(a) >= 2 {
CFG.cfg = a[n+1]
} else {
exit("Not enought arguments", 1)
}
case "-h", "--help":
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var buf bytes.Buffer
t := template.New("help")
t.Parse(helpmsg)
t.Execute(&buf, &Release)
exit(buf.String(), 0)
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case "-a", "--add-instance":
addInstance()
}
}
}
type settingsUrls struct {
I2P string `json:"i2p,omitempty"`
Ygg string `json:"ygg,omitempty"`
Tor string `json:"tor,omitempty"`
Clearnet string `json:"clearnet,omitempty"`
}
type settingsParams struct {
Nsfw bool `json:"nsfw"`
Proxy bool `json:"proxy"`
}
type settings struct {
Title string `json:"title"`
Country string `json:"country"`
ModifiedSrc string `json:"modified-src,omitempty"`
Urls settingsUrls `json:"urls"`
Settings settingsParams `json:"settings"`
}
func addInstance() {
prompt := func(txt string, necessary bool) string {
input := bufio.NewScanner(os.Stdin)
for {
print(txt)
print(": ")
input.Scan()
if i := input.Text(); necessary && i == "" {
println("Please specify the", txt)
} else {
return i
}
}
}
var settingsVar struct {
Instances []settings `json:"instances"`
}
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instancesJson, err := os.OpenFile("instances.json", os.O_CREATE|os.O_WRONLY, 0644)
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try(err)
defer instancesJson.Close()
instancesFile, err := os.OpenFile("INSTANCES.md", os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
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try(err)
defer instancesFile.Close()
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for {
if string(instances) == "" {
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print("\rDownloading instance list...")
} else {
println("\r\033[2KDownloaded!")
try(json.Unmarshal(instances, &settingsVar))
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settingsVar.Instances = append(settingsVar.Instances, settings{
Title: prompt("Title", true),
Country: prompt("Country", true),
ModifiedSrc: prompt("Link to modified sources", false),
Settings: settingsParams{
Nsfw: CFG.Nsfw,
Proxy: CFG.Proxy,
},
Urls: settingsUrls{
Clearnet: prompt("Clearnet link", false),
Ygg: prompt("Yggdrasil link", false),
Tor: prompt("Onion link", false),
I2P: prompt("I2P link", false),
},
})
j, err := json.MarshalIndent(&settingsVar, "", " ")
try(err)
instancesJson.Write(j)
settingsVar := &settingsVar.Instances[len(settingsVar.Instances)-1]
var mdstr bytes.Buffer
mdbuilder := func(yes bool, link string, title string) {
switch {
case yes && (title != "" && link != ""):
mdstr.WriteString("[")
mdstr.WriteString(title)
mdstr.WriteString("](")
mdstr.WriteString(link)
mdstr.WriteString(")")
case yes && link != "":
mdstr.WriteString("[Yes](")
mdstr.WriteString(link)
mdstr.WriteString(")")
case yes:
mdstr.WriteString("Yes")
default:
mdstr.WriteString("No")
}
mdstr.WriteString("|")
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}
mdstr.WriteString("\n|")
mdbuilder(settingsVar.Urls.Clearnet != "", settingsVar.Urls.Clearnet, settingsVar.Title)
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urls := []string{settingsVar.Urls.Ygg, settingsVar.Urls.I2P, settingsVar.Urls.Tor}
for i, l := 0, len(urls); i < l; i++ {
url := urls[i]
mdbuilder(url != "", url, "")
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}
settings := []bool{settingsVar.Settings.Nsfw, settingsVar.Settings.Proxy}
for i, l := 0, len(settings); i < l; i++ {
mdbuilder(settings[i], "", "")
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}
mdbuilder(settingsVar.ModifiedSrc != "", settingsVar.ModifiedSrc, "")
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mdstr.WriteString(settingsVar.Country)
mdstr.WriteString("|")
instancesFile.Write(mdstr.Bytes())
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break
}
time.Sleep(500 * time.Millisecond)
}
exit("Done! Now add the files 'instances.json' and 'INSTANCES.md' to the 'master' branch in the repository https://git.macaw.me/skunky/SkunkyArt", 0)
}