mirror of
https://github.com/osmarks/mycorrhiza.git
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93 lines
3.0 KiB
Go
93 lines
3.0 KiB
Go
package web
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// stuff.go is used for meta stuff about the wiki or all hyphae at once.
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import (
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"github.com/bouncepaw/mycorrhiza/cfg"
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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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"github.com/bouncepaw/mycorrhiza/hyphae"
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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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)
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func initStuff() {
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http.HandleFunc("/list/", handlerList)
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http.HandleFunc("/reindex/", handlerReindex)
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http.HandleFunc("/update-header-links/", handlerUpdateHeaderLinks)
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http.HandleFunc("/random/", handlerRandom)
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http.HandleFunc("/about/", handlerAbout)
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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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util.PrepareRq(rq)
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util.HTTP200Page(w, views.BaseHTML("List of pages", views.HyphaListHTML(), user.FromRequest(rq)))
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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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httpErr(w, http.StatusForbidden, cfg.HomeHypha, "Not enough rights", "You must be an admin to reindex hyphae.")
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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("Wiki storage directory is", cfg.WikiDir)
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log.Println("Start indexing hyphae...")
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hyphae.Index(cfg.WikiDir)
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log.Println("Indexed", hyphae.Count(), "hyphae")
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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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//
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// See https://mycorrhiza.lesarbr.es/hypha/configuration/header
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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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httpErr(w, http.StatusForbidden, cfg.HomeHypha, "Not enough rights", "You must be a moderator to update header links.")
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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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httpErr(w, http.StatusNotFound, cfg.HomeHypha, "There are no hyphae",
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"It is impossible to display a random hypha because the wiki does not contain any hyphae")
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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.Name
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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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_, err := io.WriteString(w, views.BaseHTML("About "+cfg.WikiName, views.AboutHTML(), user.FromRequest(rq)))
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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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