/
template.go
106 lines (98 loc) · 2.7 KB
/
template.go
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package main
import (
"hash/adler32"
"io/ioutil"
"os"
"path"
"strings"
"text/template"
)
var shapes = []string{
"circle",
"hexagon",
"pentagon",
"square",
"triangle",
}
var colours = []string{
"b", // blue
"c", // cyan
"g", // green
"p", // pink
"r", // red
"t", // turquoise
"v", // violet
"y", // yellow
}
var rotations = []string{
"rotate1",
"rotate2",
"rotate3",
"rotate4",
"rotate5",
"rotate6",
"rotate7",
}
var pageTitles = map[string]string{
"advanced.html": "Advanced Please",
"acknowledgements.html": "Acknowledgements",
"basics.html": "Please basics",
"cache.html": "Please caching system",
"commands.html": "Please commands",
"config.html": "Please config file reference",
"faq.html": "Please FAQ",
"index.html": "Please",
"intermediate.html": "Intermediate Please",
"language.html": "The Please BUILD language",
"lexicon.html": "Please Lexicon",
"pleasings.html": "Extra rules (aka. Pleasings)",
"quickstart.html": "Please quickstart",
"error.html": "plz op...",
}
func mustRead(filename string) string {
b, err := ioutil.ReadFile(filename)
if err != nil {
panic(err)
}
return string(b)
}
func main() {
filename := os.Args[2]
basename := path.Base(filename)
basenameIndex := int(adler32.Checksum([]byte(basename)))
modulo := func(s []string, i int) string { return s[(basenameIndex+i)%len(s)] }
random := func(x, min, max int) int { return (x*basenameIndex+min)%(max-min) + min }
funcs := template.FuncMap{
"menuItem": func(s string) string {
if basename[:len(basename)-5] == s {
return ` class="selected"`
}
return ""
},
"shape": func(i int) string { return modulo(shapes, i) },
"colour": func(i int) string { return modulo(colours, i) },
"rotate": func(i int) string { return modulo(rotations, i) },
"random": func(x, min, max int) int { return (x*basenameIndex+min)%(max-min) + min },
"randomoffset": func(x, min, max, step int) int { return x*step + random(x, min, max) },
}
data := struct {
Title, Header, Contents string
SideImages []int
Player, IsIndex bool
}{
Title: pageTitles[basename],
Header: mustRead(os.Args[1]),
Contents: mustRead(filename),
Player: basename == "faq.html",
IsIndex: basename == "index.html",
}
for i := 0; i <= strings.Count(data.Contents, "\n")/150; i++ {
// Awkwardly this seems to have to be a slice to range over in the template.
data.SideImages = append(data.SideImages, i+1)
}
tmpl := template.Must(template.New("tmpl").Funcs(funcs).Parse(mustRead(os.Args[1])))
err := tmpl.Execute(os.Stdout, data)
if err != nil {
panic(err)
}
}