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dwelling-home/internal/http/web_handlers.go

206 lines
5.4 KiB
Go
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package http
import (
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"log"
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"math"
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"net/http"
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"strconv"
"strings"
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"time"
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"git.arav.su/Arav/dwelling-home/pkg/mindflow"
"git.arav.su/Arav/dwelling-home/pkg/servicestat"
"git.arav.su/Arav/dwelling-home/pkg/util"
"git.arav.su/Arav/dwelling-home/web"
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"git.arav.su/Arav/justcaptcha/v2/dwcaptcha"
"git.arav.su/Arav/justcaptcha/v2/inmemdb"
"git.arav.su/Arav/justguestbook"
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)
type Handlers struct {
guestbookDB justguestbook.Guestbook
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mindflowDB mindflow.Mindflow
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captchaExpire time.Duration
guestbookOwner string
guestbookPageSize int64
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}
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func NewHandlers(captchaExpire time.Duration, gbOwner string, gbPageSize int64,
gdb justguestbook.Guestbook, mdb mindflow.Mindflow) *Handlers {
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return &Handlers{
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guestbookDB: gdb,
mindflowDB: mdb,
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captchaExpire: captchaExpire,
guestbookOwner: gbOwner,
guestbookPageSize: gbPageSize}
}
func (h *Handlers) Index(w http.ResponseWriter, r *http.Request) {
web.Index("", w)
}
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func (h *Handlers) Privacy(w http.ResponseWriter, r *http.Request) {
web.Privacy("/ Privacy statements",
util.GetServiceByHost(r.Host, "radio"),
util.GetServiceByHost(r.Host, "files"),
util.GetServiceByHost(r.Host, "upload"), w)
}
func (h *Handlers) Stuff(w http.ResponseWriter, r *http.Request) {
web.Stuff("/ Stuff", util.GetServiceByHost(r.Host, util.ServiceGit),
util.GetServiceByHost(r.Host, util.ServiceFiles), web.GetArticleMetadata(), w)
}
func (h *Handlers) Mindflow(w http.ResponseWriter, r *http.Request) {
posts, err := h.mindflowDB.Posts()
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if err != nil {
return
}
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categories, err := h.mindflowDB.Categories()
if err != nil {
log.Println(err)
return
}
web.Mindflow("/ Mindflow", posts, categories, r, w)
}
func (h *Handlers) MindflowAdmin(w http.ResponseWriter, r *http.Request) {
posts, err := h.mindflowDB.Posts()
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if err != nil {
Error(w, http.StatusInternalServerError, err.Error(), "failed to load posts", r.Referer())
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return
}
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categories, err := h.mindflowDB.Categories()
if err != nil {
Error(w, http.StatusInternalServerError, err.Error(), "failed to load categories", r.Referer())
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return
}
web.MindflowAdmin("/ Mindflow Administration", posts, categories, r, w)
}
func (h *Handlers) About(w http.ResponseWriter, r *http.Request) {
var lst servicestat.ServiceList = make(servicestat.ServiceList)
reimu, err := servicestat.GatherStatus("http://reimu.arav.home.arpa:14882/processes")
if err == nil {
for k, v := range reimu {
lst[k] = v
}
}
sakuya, err := servicestat.GatherStatus("http://sakuya.arav.home.arpa:14882/processes")
if err == nil {
for k, v := range sakuya {
lst[k] = v
}
}
web.About("/ About", util.GetServiceByHost(r.Host, util.ServiceFiles), lst, w)
}
func (h *Handlers) Article(w http.ResponseWriter, r *http.Request) {
name := r.URL.Path[strings.LastIndex(r.URL.Path, "/")+1:]
artcl, err := web.GetArticle(name)
if err != nil {
http.Error(w, err.Error(), http.StatusNotFound)
return
}
web.Article(artcl.Title, artcl.Description, string(artcl.Body), artcl.Date, r.Host, name, r, w)
}
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func (h *Handlers) Guestbook(w http.ResponseWriter, r *http.Request) {
var page int64
var pageSize int64
pageStr := r.URL.Query().Get("p")
if pageStr != "" {
page, _ = strconv.ParseInt(pageStr, 10, 64)
} else {
page = 1
}
pageSzStr := r.URL.Query().Get("ps")
if pageSzStr != "" {
pageSize, _ = strconv.ParseInt(pageSzStr, 10, 64)
} else {
pageSize = h.guestbookPageSize
}
entries, err := h.guestbookDB.Entries(page, pageSize)
if err != nil {
log.Println("failed to load gb entries:", err)
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return
}
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for _, entry := range entries {
entry.Message = strings.ReplaceAll(entry.Message, "\\n", "\n")
}
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entriesCount, _ := h.guestbookDB.Count()
pageCount := int64(math.Ceil(float64(entriesCount) / float64(h.guestbookPageSize)))
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dwc := dwcaptcha.NewDwellingCaptcha(h.captchaExpire)
_, id := inmemdb.New(r.RemoteAddr, dwc)
web.Guestbook("/ Guestbook", h.guestbookOwner, string(id), pageCount, entries, r, w)
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}
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func (h *Handlers) GuestbookAdmin(w http.ResponseWriter, r *http.Request) {
entriesCount, _ := h.guestbookDB.Count()
entries, err := h.guestbookDB.Entries(1, entriesCount)
if err != nil {
Error(w, http.StatusInternalServerError, err.Error(), "cannot load gb", r.Referer())
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return
}
for _, entry := range entries {
entry.Message = strings.ReplaceAll(entry.Message, "\\n", "\n")
}
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web.GuestbookAdmin("/ Guestbook Administration", h.guestbookOwner, entries, r, w)
}
func (h *Handlers) RSS(w http.ResponseWriter, r *http.Request) {
posts, err := h.mindflowDB.Posts()
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if err != nil {
return
}
var scheme string
if r.Header.Get("Scheme") != "" {
scheme = r.Header.Get("Scheme")
} else {
scheme = "http"
}
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web.RSS(scheme+"://"+r.Host, "Arav", posts, r, w)
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}
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func FaviconIco(w http.ResponseWriter, r *http.Request) {
data, _ := web.AssetsGetFile("img/favicon.ico")
w.Write(data)
}
func RobotsTxt(w http.ResponseWriter, r *http.Request) {
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data, _ := web.AssetsGetFile("robots.txt")
w.Write(data)
}
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func SitemapXml(w http.ResponseWriter, r *http.Request) {
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data, _ := web.AssetsGetFile("sitemap.xml")
w.Write(data)
}
func Error(w http.ResponseWriter, code int, reason, message, referer string) {
w.WriteHeader(code)
web.ErrorXXX("/ "+http.StatusText(code), reason, message, referer, code, w)
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}
func cleanupNewlines(text string) (out string) {
out = strings.ReplaceAll(text, "\r\n", "\n")
out = strings.ReplaceAll(out, "\n\r", "\n")
return strings.ReplaceAll(out, "\r", "\n")
}