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mycorrhiza/interwiki/interwiki.go
Timur Ismagilov 4b9038c00b Interwiki: Make it work!
Interwiki links interwiki links. Still rough, but works sometimes.
2022-06-05 15:35:40 +03:00

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// Package interwiki provides interwiki capabilities. Most of them, at least.
package interwiki
import (
"encoding/json"
"github.com/bouncepaw/mycorrhiza/files"
"log"
"os"
)
func Init() {
var (
record, err = readInterwiki()
)
if err != nil {
log.Fatalln(err)
}
for _, wiki := range record {
wiki := wiki // This line is required
wiki.canonize()
theMap.list = append(theMap.list, &wiki)
for _, prefix := range wiki.Names {
if _, found := theMap.byName[prefix]; found {
log.Fatalf("There are multiple uses of the same prefix %s\n", prefix)
} else {
theMap.byName[prefix] = &wiki
}
}
}
log.Printf("Loaded %d interwiki entries\n", len(theMap.list))
}
func HrefLinkFormatFor(prefix string) string {
if wiki, ok := theMap.byName[prefix]; ok {
return wiki.LinkHrefFormat
}
return "{NAME}" // TODO: error
}
func ImgSrcFormatFor(prefix string) string {
if wiki, ok := theMap.byName[prefix]; ok {
return wiki.ImgSrcFormat
}
return "{NAME}" // TODO: error
}
func readInterwiki() ([]Wiki, error) {
var (
record []Wiki
fileContents, err = os.ReadFile(files.InterwikiJSON())
)
if os.IsNotExist(err) {
return record, nil
}
if err != nil {
return nil, err
}
err = json.Unmarshal(fileContents, &record)
if err != nil {
return nil, err
}
return record, nil
}