mirror of
https://github.com/osmarks/mycorrhiza.git
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112 lines
3.4 KiB
Go
112 lines
3.4 KiB
Go
// Package misc provides miscellaneous informative views.
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package misc
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import (
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"github.com/bouncepaw/mycorrhiza/cfg"
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"github.com/bouncepaw/mycorrhiza/files"
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"github.com/bouncepaw/mycorrhiza/hyphae"
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"github.com/bouncepaw/mycorrhiza/hyphae/backlinks"
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"github.com/bouncepaw/mycorrhiza/l18n"
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"github.com/bouncepaw/mycorrhiza/shroom"
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"github.com/bouncepaw/mycorrhiza/user"
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"github.com/bouncepaw/mycorrhiza/util"
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"github.com/bouncepaw/mycorrhiza/views"
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"github.com/bouncepaw/mycorrhiza/viewutil"
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"github.com/gorilla/mux"
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"io"
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"log"
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"math/rand"
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"net/http"
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)
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func InitHandlers(rtr *mux.Router) {
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rtr.HandleFunc("/list", handlerList)
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rtr.HandleFunc("/reindex", handlerReindex)
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rtr.HandleFunc("/update-header-links", handlerUpdateHeaderLinks)
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rtr.HandleFunc("/random", handlerRandom)
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rtr.HandleFunc("/about", handlerAbout)
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rtr.HandleFunc("/favicon.ico", func(w http.ResponseWriter, rq *http.Request) {
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http.Redirect(w, rq, "/static/favicon.ico", http.StatusSeeOther)
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})
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}
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// handlerList shows a list of all hyphae in the wiki in random order.
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func handlerList(w http.ResponseWriter, rq *http.Request) {
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var lc = l18n.FromRequest(rq)
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util.PrepareRq(rq)
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util.HTTP200Page(w, views.Base(
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viewutil.MetaFrom(w, rq),
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lc.Get("ui.list_title"),
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views.HyphaList(lc),
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))
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}
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// handlerReindex reindexes all hyphae by checking the wiki storage directory anew.
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func handlerReindex(w http.ResponseWriter, rq *http.Request) {
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util.PrepareRq(rq)
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if ok := user.CanProceed(rq, "reindex"); !ok {
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var lc = l18n.FromRequest(rq)
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viewutil.HttpErr(viewutil.MetaFrom(w, rq), lc, http.StatusForbidden, cfg.HomeHypha, lc.Get("ui.reindex_no_rights"))
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log.Println("Rejected", rq.URL)
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return
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}
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hyphae.ResetCount()
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log.Println("Reindexing hyphae in", files.HyphaeDir())
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hyphae.Index(files.HyphaeDir())
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backlinks.IndexBacklinks()
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http.Redirect(w, rq, "/", http.StatusSeeOther)
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}
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// handlerUpdateHeaderLinks updates header links by reading the configured hypha, if there is any, or resorting to default values.
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func handlerUpdateHeaderLinks(w http.ResponseWriter, rq *http.Request) {
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util.PrepareRq(rq)
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if ok := user.CanProceed(rq, "update-header-links"); !ok {
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var lc = l18n.FromRequest(rq)
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viewutil.HttpErr(viewutil.MetaFrom(w, rq), lc, http.StatusForbidden, cfg.HomeHypha, lc.Get("ui.header_no_rights"))
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log.Println("Rejected", rq.URL)
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return
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}
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shroom.SetHeaderLinks()
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http.Redirect(w, rq, "/", http.StatusSeeOther)
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}
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// handlerRandom redirects to a random hypha.
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func handlerRandom(w http.ResponseWriter, rq *http.Request) {
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util.PrepareRq(rq)
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var (
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randomHyphaName string
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amountOfHyphae = hyphae.Count()
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)
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if amountOfHyphae == 0 {
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var lc = l18n.FromRequest(rq)
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viewutil.HttpErr(viewutil.MetaFrom(w, rq), lc, http.StatusNotFound, cfg.HomeHypha, lc.Get("ui.random_no_hyphae_tip"))
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return
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}
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i := rand.Intn(amountOfHyphae)
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for h := range hyphae.YieldExistingHyphae() {
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if i == 0 {
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randomHyphaName = h.CanonicalName()
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}
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i--
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}
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http.Redirect(w, rq, "/hypha/"+randomHyphaName, http.StatusSeeOther)
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}
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// handlerAbout shows a summary of wiki's software.
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func handlerAbout(w http.ResponseWriter, rq *http.Request) {
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w.Header().Set("Content-Type", "text/html;charset=utf-8")
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w.WriteHeader(http.StatusOK)
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var (
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lc = l18n.FromRequest(rq)
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title = lc.Get("ui.about_title", &l18n.Replacements{"name": cfg.WikiName})
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)
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_, err := io.WriteString(w, views.Base(
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viewutil.MetaFrom(w, rq),
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title,
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views.AboutHTML(lc),
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))
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if err != nil {
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log.Println(err)
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}
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}
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