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mycorrhiza/name.go

53 lines
1.5 KiB
Go

package main
import (
"fmt"
"net/http"
"strings"
"github.com/bouncepaw/mycorrhiza/util"
)
// isCanonicalName checks if the `name` is canonical.
func isCanonicalName(name string) bool {
return HyphaPattern.MatchString(name)
}
// CanonicalName makes sure the `name` is canonical. A name is canonical if it is lowercase and all spaces are replaced with underscores.
func CanonicalName(name string) string {
return strings.ToLower(strings.ReplaceAll(name, " ", "_"))
}
// naviTitle turns `canonicalName` into html string with each hypha path parts higlighted as links.
// TODO: rework as a template
func naviTitle(canonicalName string) string {
var (
html = fmt.Sprintf(`<h1 class="navi-title" id="navi-title">
<a href="/page/%s">%s</a><span aria-hidden="true" class="navi-title__colon">:</span>`, util.HomePage, util.SiteNavIcon)
prevAcc = `/page/`
parts = strings.Split(canonicalName, "/")
rel = "up"
)
for i, part := range parts {
if i > 0 {
html += `<span aria-hidden="true" class="navi-title__separator">/</span>`
}
if i == len(parts)-1 {
rel = "bookmark"
}
html += fmt.Sprintf(
`<a href="%s" rel="%s">%s</a>`,
prevAcc+part,
rel,
util.BeautifulName(part),
)
prevAcc += part + "/"
}
return html + "</h1>"
}
// HyphaNameFromRq extracts hypha name from http request. You have to also pass the action which is embedded in the url. For url /page/hypha, the action would be "page".
func HyphaNameFromRq(rq *http.Request, action string) string {
return CanonicalName(strings.TrimPrefix(rq.URL.Path, "/"+action+"/"))
}