forked from jason/cpolis
Change structure of code tor frontend and backend one
This commit is contained in:
494
cmd/frontend/articles.go
Normal file
494
cmd/frontend/articles.go
Normal file
@ -0,0 +1,494 @@
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package frontend
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import (
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"fmt"
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"html/template"
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"io"
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"log"
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"net/http"
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"os"
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"path/filepath"
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"strconv"
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"strings"
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"time"
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"github.com/google/uuid"
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"streifling.com/jason/cpolis/cmd/backend"
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)
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func ShowHub(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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session, err := s.Get(r, "cookie")
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if err != nil {
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
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msg := "Session nicht mehr gültig. Bitte erneut anmelden."
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template.Must(tmpl, err).ExecuteTemplate(w, "page-content", msg)
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}
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
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template.Must(tmpl, err).ExecuteTemplate(w, "page-content", session.Values["role"].(int))
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}
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}
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func WriteArticle(c *backend.Config, db *backend.DB) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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tags, err := db.GetTagList()
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/editor.html")
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template.Must(tmpl, err).ExecuteTemplate(w, "page-content", tags)
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}
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}
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func SubmitArticle(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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session, err := s.Get(r, "cookie")
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if err != nil {
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
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msg := "Session nicht mehr gültig. Bitte erneut anmelden."
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template.Must(tmpl, err).ExecuteTemplate(w, "page-content", msg)
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}
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article := &backend.Article{
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Title: r.PostFormValue("article-title"),
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Description: r.PostFormValue("article-description"),
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Content: r.PostFormValue("article-content"),
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Published: false,
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Rejected: false,
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AuthorID: session.Values["id"].(int64),
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}
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article.ID, err = db.AddArticle(article)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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r.ParseForm()
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tags := make([]int64, 0)
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for _, tag := range r.Form["tags"] {
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tagID, err := strconv.ParseInt(tag, 10, 64)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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tags = append(tags, tagID)
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}
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if err = db.WriteArticleTags(article.ID, tags); err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
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tmpl = template.Must(tmpl, err)
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tmpl.ExecuteTemplate(w, "page-content", session.Values["role"])
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}
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}
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func ResubmitArticle(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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title := r.PostFormValue("article-title")
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description := r.PostFormValue("article-description")
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content := r.PostFormValue("article-content")
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if err = db.UpdateAttributes(
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&backend.Attribute{Table: "articles", ID: id, AttName: "title", Value: title},
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&backend.Attribute{Table: "articles", ID: id, AttName: "description", Value: description},
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&backend.Attribute{Table: "articles", ID: id, AttName: "content", Value: content},
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&backend.Attribute{Table: "articles", ID: id, AttName: "rejected", Value: false},
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); err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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r.ParseForm()
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tags := make([]int64, 0)
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for _, tag := range r.Form["tags"] {
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tagID, err := strconv.ParseInt(tag, 10, 64)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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tags = append(tags, tagID)
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}
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if err = db.UpdateArticleTags(id, tags); err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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session, err := s.Get(r, "cookie")
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if err != nil {
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
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msg := "Session nicht mehr gültig. Bitte erneut anmelden."
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template.Must(tmpl, err).ExecuteTemplate(w, "page-content", msg)
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}
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
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tmpl = template.Must(tmpl, err)
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tmpl.ExecuteTemplate(w, "page-content", session.Values["role"])
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}
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}
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func ShowUnpublishedArticles(c *backend.Config, db *backend.DB) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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unpublishedArticles, err := db.GetCertainArticles(false, false)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/unpublished-articles.html")
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tmpl = template.Must(tmpl, err)
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tmpl.ExecuteTemplate(w, "page-content", unpublishedArticles)
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}
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}
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func ShowRejectedArticles(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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type htmlData struct {
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MyIDs map[int64]bool
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RejectedArticles []*backend.Article
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}
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data := new(htmlData)
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session, err := s.Get(r, "cookie")
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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data.RejectedArticles, err = db.GetCertainArticles(false, true)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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data.MyIDs = make(map[int64]bool)
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for _, article := range data.RejectedArticles {
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if article.AuthorID == session.Values["id"].(int64) {
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data.MyIDs[article.ID] = true
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}
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}
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/rejected-articles.html")
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tmpl = template.Must(tmpl, err)
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tmpl.ExecuteTemplate(w, "page-content", data)
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}
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}
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func ReviewUnpublishedArticle(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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type htmlData struct {
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Title string
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Description string
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Content template.HTML
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Tags []*backend.Tag
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ID int64
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}
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var err error
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data := new(htmlData)
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data.ID, err = strconv.ParseInt(r.PathValue("id"), 10, 64)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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article, err := db.GetArticle(data.ID)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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data.Title, err = backend.ConvertToPlain(article.Title)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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data.Description, err = backend.ConvertToPlain(article.Description)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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content, err := backend.ConvertToHTML(article.Content)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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data.Content = template.HTML(content)
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data.Tags, err = db.GetArticleTags(data.ID)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/to-be-published.html")
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tmpl = template.Must(tmpl, err)
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tmpl.ExecuteTemplate(w, "page-content", data)
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}
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}
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func ReviewRejectedArticle(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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type htmlData struct {
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Selected map[int64]bool
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Article *backend.Article
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Tags []*backend.Tag
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}
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data := new(htmlData)
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id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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data.Article, err = db.GetArticle(id)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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data.Tags, err = db.GetTagList()
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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selectedTags, err := db.GetArticleTags(id)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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data.Selected = make(map[int64]bool)
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for _, tag := range selectedTags {
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data.Selected[tag.ID] = true
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}
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/rework-article.html")
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tmpl = template.Must(tmpl, err)
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tmpl.ExecuteTemplate(w, "page-content", data)
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}
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}
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func PublishArticle(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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session, err := s.Get(r, "cookie")
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if err != nil {
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
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msg := "Session nicht mehr gültig. Bitte erneut anmelden."
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template.Must(tmpl, err).ExecuteTemplate(w, "page-content", msg)
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}
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if err = db.AddArticleToCurrentIssue(id); err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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if err = db.UpdateAttributes(
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&backend.Attribute{Table: "articles", ID: id, AttName: "published", Value: true},
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&backend.Attribute{Table: "articles", ID: id, AttName: "rejected", Value: false},
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&backend.Attribute{Table: "articles", ID: id, AttName: "created", Value: time.Now().Format("2006-01-02 15:04:05")},
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); err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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feed, err := backend.GenerateRSS(db, c.Title, c.Link, c.Description)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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if err = backend.SaveRSS(c.RSSFile, feed); err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
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tmpl = template.Must(tmpl, err)
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tmpl.ExecuteTemplate(w, "page-content", session.Values["role"])
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}
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}
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func RejectArticle(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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session, err := s.Get(r, "cookie")
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if err != nil {
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
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msg := "Session nicht mehr gültig. Bitte erneut anmelden."
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template.Must(tmpl, err).ExecuteTemplate(w, "page-content", msg)
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}
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if err = db.UpdateAttributes(
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&backend.Attribute{Table: "articles", ID: id, AttName: "rejected", Value: true},
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); err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
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tmpl = template.Must(tmpl, err)
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tmpl.ExecuteTemplate(w, "page-content", session.Values["role"])
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}
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}
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func ShowCurrentArticles(c *backend.Config, db *backend.DB) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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articles, err := db.GetCurrentIssueArticles()
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/current-articles.html")
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template.Must(tmpl, err).ExecuteTemplate(w, "page-content", articles)
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}
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}
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func UploadImage(c *backend.Config) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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file, header, err := r.FormFile("article-image")
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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defer file.Close()
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nameStrings := strings.Split(header.Filename, ".")
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extension := "." + nameStrings[len(nameStrings)-1]
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filename := fmt.Sprint(uuid.New(), extension)
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absFilepath, err := filepath.Abs(fmt.Sprint(c.PicsDir, "/", filename))
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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img, err := os.Create(absFilepath)
|
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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defer img.Close()
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if _, err = io.Copy(img, file); err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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alt := strings.Join(nameStrings[0:len(nameStrings)-1], " ")
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imgMD := fmt.Sprint("![", alt, "](", c.Domain, "/pics/", filename, ")")
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tmpl, err := template.ParseFiles(c.WebDir + "/templates/editor.html")
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template.Must(tmpl, err).ExecuteTemplate(w, "editor-images", imgMD)
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}
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}
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func PreviewArticle(c *backend.Config, s *backend.CookieStore) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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type htmlData struct {
|
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Title string
|
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Description string
|
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Content template.HTML
|
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}
|
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|
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var err error
|
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data := new(htmlData)
|
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|
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data.Title, err = backend.ConvertToPlain(r.PostFormValue("article-title"))
|
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if err != nil {
|
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
|
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return
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}
|
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|
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data.Description, err = backend.ConvertToPlain(r.PostFormValue("article-description"))
|
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if err != nil {
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log.Println(err)
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http.Error(w, err.Error(), http.StatusInternalServerError)
|
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return
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}
|
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|
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content, err := backend.ConvertToHTML(r.PostFormValue("article-content"))
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
data.Content = template.HTML(content)
|
||||
|
||||
session, err := s.Get(r, "cookie")
|
||||
if err != nil {
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
|
||||
msg := "Session nicht mehr gültig. Bitte erneut anmelden."
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", msg)
|
||||
}
|
||||
|
||||
session.Values["article"] = data
|
||||
if err = session.Save(r, w); err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/editor.html")
|
||||
tmpl = template.Must(tmpl, err)
|
||||
tmpl.ExecuteTemplate(w, "preview", data)
|
||||
}
|
||||
}
|
||||
32
cmd/frontend/editor.go
Normal file
32
cmd/frontend/editor.go
Normal file
@ -0,0 +1,32 @@
|
||||
package frontend
|
||||
|
||||
import (
|
||||
"html/template"
|
||||
"net/http"
|
||||
|
||||
"streifling.com/jason/cpolis/cmd/backend"
|
||||
)
|
||||
|
||||
func CreateTag(c *backend.Config) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-tag.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", nil)
|
||||
}
|
||||
}
|
||||
|
||||
func AddTag(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
db.AddTag(r.PostFormValue("tag"))
|
||||
|
||||
session, err := s.Get(r, "cookie")
|
||||
if err != nil {
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
|
||||
msg := "Session nicht mehr gültig. Bitte erneut anmelden."
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", msg)
|
||||
}
|
||||
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
|
||||
tmpl = template.Must(tmpl, err)
|
||||
tmpl.ExecuteTemplate(w, "page-content", session.Values["role"])
|
||||
}
|
||||
}
|
||||
22
cmd/frontend/images.go
Normal file
22
cmd/frontend/images.go
Normal file
@ -0,0 +1,22 @@
|
||||
package frontend
|
||||
|
||||
import (
|
||||
"log"
|
||||
"net/http"
|
||||
"path/filepath"
|
||||
|
||||
"streifling.com/jason/cpolis/cmd/backend"
|
||||
)
|
||||
|
||||
func ServeImage(c *backend.Config, s *backend.CookieStore) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
absFilepath, err := filepath.Abs(c.PicsDir)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
http.ServeFile(w, r, absFilepath+"/"+r.PathValue("pic"))
|
||||
}
|
||||
}
|
||||
30
cmd/frontend/issues.go
Normal file
30
cmd/frontend/issues.go
Normal file
@ -0,0 +1,30 @@
|
||||
package frontend
|
||||
|
||||
import (
|
||||
"html/template"
|
||||
"log"
|
||||
"net/http"
|
||||
|
||||
"streifling.com/jason/cpolis/cmd/backend"
|
||||
)
|
||||
|
||||
func PublishLatestIssue(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
if err := db.PublishLatestIssue(); err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
session, err := s.Get(r, "cookie")
|
||||
if err != nil {
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
|
||||
msg := "Session nicht mehr gültig. Bitte erneut anmelden."
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", msg)
|
||||
}
|
||||
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
|
||||
tmpl = template.Must(tmpl, err)
|
||||
tmpl.ExecuteTemplate(w, "page-content", session.Values["role"])
|
||||
}
|
||||
}
|
||||
111
cmd/frontend/sessions.go
Normal file
111
cmd/frontend/sessions.go
Normal file
@ -0,0 +1,111 @@
|
||||
package frontend
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"html/template"
|
||||
"log"
|
||||
"net/http"
|
||||
|
||||
"streifling.com/jason/cpolis/cmd/backend"
|
||||
)
|
||||
|
||||
func saveSession(w http.ResponseWriter, r *http.Request, s *backend.CookieStore, u *backend.User) error {
|
||||
session, err := s.Get(r, "cookie")
|
||||
if err != nil {
|
||||
return fmt.Errorf("error getting session: %v", err)
|
||||
}
|
||||
|
||||
session.Values["authenticated"] = true
|
||||
session.Values["id"] = u.ID
|
||||
session.Values["name"] = u.FirstName + u.LastName
|
||||
session.Values["role"] = u.Role
|
||||
if err := session.Save(r, w); err != nil {
|
||||
return fmt.Errorf("error saving session: %v", err)
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
func HomePage(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
numRows, err := db.CountEntries("users")
|
||||
if err != nil {
|
||||
log.Fatalln(err)
|
||||
}
|
||||
|
||||
files := []string{c.WebDir + "/templates/index.html"}
|
||||
if numRows == 0 {
|
||||
files = append(files, c.WebDir+"/templates/first-user.html")
|
||||
tmpl, err := template.ParseFiles(files...)
|
||||
template.Must(tmpl, err).Execute(w, nil)
|
||||
} else {
|
||||
session, _ := s.Get(r, "cookie")
|
||||
if auth, ok := session.Values["authenticated"].(bool); auth && ok {
|
||||
files = append(files, c.WebDir+"/templates/hub.html")
|
||||
tmpl, err := template.ParseFiles(files...)
|
||||
template.Must(tmpl, err).Execute(w, session.Values["role"])
|
||||
} else {
|
||||
files = append(files, c.WebDir+"/templates/login.html")
|
||||
tmpl, err := template.ParseFiles(files...)
|
||||
template.Must(tmpl, err).Execute(w, nil)
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func Login(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
userName := r.PostFormValue("username")
|
||||
password := r.PostFormValue("password")
|
||||
|
||||
id, ok := db.GetID(userName)
|
||||
if !ok {
|
||||
http.Error(w, fmt.Sprintf("no such user: %v", userName), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
if err := db.CheckPassword(id, password); err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
user, err := db.GetUser(id)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
if err := saveSession(w, r, s, user); err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", user.Role)
|
||||
}
|
||||
}
|
||||
|
||||
func Logout(c *backend.Config, s *backend.CookieStore) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
session, err := s.Get(r, "cookie")
|
||||
if err != nil {
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
|
||||
msg := "Session nicht mehr gültig. Bitte erneut anmelden."
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", msg)
|
||||
}
|
||||
|
||||
session.Options.MaxAge = -1
|
||||
|
||||
if err = session.Save(r, w); err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", nil)
|
||||
}
|
||||
}
|
||||
436
cmd/frontend/users.go
Normal file
436
cmd/frontend/users.go
Normal file
@ -0,0 +1,436 @@
|
||||
package frontend
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"html/template"
|
||||
"log"
|
||||
"net/http"
|
||||
"strconv"
|
||||
|
||||
"streifling.com/jason/cpolis/cmd/backend"
|
||||
)
|
||||
|
||||
type UserData struct {
|
||||
*backend.User
|
||||
Msg string
|
||||
}
|
||||
|
||||
func checkUserStrings(user *backend.User) (string, int, bool) {
|
||||
userLen := 15
|
||||
nameLen := 50
|
||||
|
||||
if len(user.UserName) > userLen {
|
||||
return "Benutzername", userLen, false
|
||||
} else if len(user.FirstName) > nameLen {
|
||||
return "Vorname", nameLen, false
|
||||
} else if len(user.LastName) > nameLen {
|
||||
return "Nachname", nameLen, false
|
||||
} else {
|
||||
return "", 0, true
|
||||
}
|
||||
}
|
||||
|
||||
func CreateUser(c *backend.Config) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", nil)
|
||||
}
|
||||
}
|
||||
|
||||
func AddUser(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
role, err := strconv.Atoi(r.PostFormValue("role"))
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
htmlData := UserData{
|
||||
User: &backend.User{
|
||||
UserName: r.PostFormValue("username"),
|
||||
FirstName: r.PostFormValue("first-name"),
|
||||
LastName: r.PostFormValue("last-name"),
|
||||
Role: role,
|
||||
},
|
||||
}
|
||||
pass := r.PostFormValue("password")
|
||||
pass2 := r.PostFormValue("password2")
|
||||
|
||||
if len(htmlData.UserName) == 0 || len(htmlData.FirstName) == 0 ||
|
||||
len(htmlData.LastName) == 0 || len(pass) == 0 || len(pass2) == 0 {
|
||||
htmlData.Msg = "Alle Felder müssen ausgefüllt werden."
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", htmlData)
|
||||
return
|
||||
}
|
||||
userString, stringLen, ok := checkUserStrings(htmlData.User)
|
||||
if !ok {
|
||||
htmlData.Msg = fmt.Sprint(userString, " ist zu lang. Maximal ",
|
||||
stringLen, " Zeichen erlaubt.")
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", htmlData)
|
||||
return
|
||||
}
|
||||
id, _ := db.GetID(htmlData.UserName)
|
||||
if id != 0 {
|
||||
htmlData.Msg = fmt.Sprint(htmlData.UserName,
|
||||
" ist bereits vergeben. Bitte anderen Benutzernamen wählen.")
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", htmlData)
|
||||
return
|
||||
}
|
||||
if pass != pass2 {
|
||||
htmlData.Msg = "Die Passwörter stimmen nicht überein."
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", htmlData)
|
||||
return
|
||||
}
|
||||
|
||||
_, err = db.AddUser(htmlData.User, pass)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
session, err := s.Get(r, "cookie")
|
||||
if err != nil {
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
|
||||
msg := "Session nicht mehr gültig. Bitte erneut anmelden."
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", msg)
|
||||
}
|
||||
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
|
||||
tmpl = template.Must(tmpl, err)
|
||||
tmpl.ExecuteTemplate(w, "page-content", session.Values["role"].(int))
|
||||
}
|
||||
}
|
||||
|
||||
func EditSelf(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
session, err := s.Get(r, "cookie")
|
||||
if err != nil {
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
|
||||
msg := "Session nicht mehr gültig. Bitte erneut anmelden."
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", msg)
|
||||
}
|
||||
|
||||
user, err := db.GetUser(session.Values["id"].(int64))
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-self.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", user)
|
||||
}
|
||||
}
|
||||
|
||||
func UpdateSelf(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
session, err := s.Get(r, "cookie")
|
||||
if err != nil {
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
|
||||
msg := "Session nicht mehr gültig. Bitte erneut anmelden."
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", msg)
|
||||
}
|
||||
|
||||
userData := UserData{
|
||||
User: &backend.User{
|
||||
ID: session.Values["id"].(int64),
|
||||
UserName: r.PostFormValue("username"),
|
||||
FirstName: r.PostFormValue("first-name"),
|
||||
LastName: r.PostFormValue("last-name"),
|
||||
},
|
||||
}
|
||||
oldPass := r.PostFormValue("old-password")
|
||||
newPass := r.PostFormValue("password")
|
||||
newPass2 := r.PostFormValue("password2")
|
||||
|
||||
if len(userData.UserName) == 0 || len(userData.FirstName) == 0 ||
|
||||
len(userData.LastName) == 0 {
|
||||
userData.Msg = "Alle Felder mit * müssen ausgefüllt sein."
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
|
||||
tmpl = template.Must(tmpl, err)
|
||||
tmpl.ExecuteTemplate(w, "page-content", userData.Msg)
|
||||
return
|
||||
}
|
||||
|
||||
userString, stringLen, ok := checkUserStrings(userData.User)
|
||||
if !ok {
|
||||
userData.Msg = fmt.Sprint(userString, " ist zu lang. Maximal ",
|
||||
stringLen, " Zeichen erlaubt.")
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
|
||||
tmpl = template.Must(tmpl, err)
|
||||
tmpl.ExecuteTemplate(w, "page-content", userData)
|
||||
return
|
||||
}
|
||||
|
||||
if id, ok := db.GetID(userData.UserName); ok {
|
||||
if id != userData.ID {
|
||||
userData.Msg = "Benutzername bereits vergeben."
|
||||
userData.UserName = ""
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
|
||||
tmpl = template.Must(tmpl, err)
|
||||
tmpl.ExecuteTemplate(w, "page-content", userData)
|
||||
return
|
||||
}
|
||||
}
|
||||
|
||||
if err = db.UpdateOwnAttributes(
|
||||
userData.ID,
|
||||
userData.UserName,
|
||||
userData.FirstName,
|
||||
userData.LastName,
|
||||
oldPass,
|
||||
newPass,
|
||||
newPass2); err != nil {
|
||||
userData.Msg = "Aktualisierung der Benutzerdaten fehlgeschlagen."
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", userData)
|
||||
}
|
||||
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
|
||||
tmpl = template.Must(tmpl, err)
|
||||
tmpl.ExecuteTemplate(w, "page-content", session.Values["role"].(int))
|
||||
}
|
||||
}
|
||||
|
||||
func AddFirstUser(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
var err error
|
||||
|
||||
htmlData := UserData{
|
||||
User: &backend.User{
|
||||
UserName: r.PostFormValue("username"),
|
||||
FirstName: r.PostFormValue("first-name"),
|
||||
LastName: r.PostFormValue("last-name"),
|
||||
Role: backend.Admin,
|
||||
},
|
||||
}
|
||||
pass := r.PostFormValue("password")
|
||||
pass2 := r.PostFormValue("password2")
|
||||
|
||||
if len(htmlData.UserName) == 0 || len(htmlData.FirstName) == 0 ||
|
||||
len(htmlData.LastName) == 0 || len(pass) == 0 || len(pass2) == 0 {
|
||||
htmlData.Msg = "Alle Felder müssen ausgefüllt werden."
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", htmlData)
|
||||
return
|
||||
}
|
||||
userString, stringLen, ok := checkUserStrings(htmlData.User)
|
||||
if !ok {
|
||||
htmlData.Msg = fmt.Sprint(userString, " ist zu lang. Maximal ",
|
||||
stringLen, " Zeichen erlaubt.")
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", htmlData)
|
||||
return
|
||||
}
|
||||
id, _ := db.GetID(htmlData.UserName)
|
||||
if id != 0 {
|
||||
htmlData.Msg = fmt.Sprint(htmlData.UserName,
|
||||
" ist bereits vergeben. Bitte anderen Benutzernamen wählen.")
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", htmlData)
|
||||
return
|
||||
}
|
||||
if pass != pass2 {
|
||||
htmlData.Msg = "Die Passwörter stimmen nicht überein."
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/add-user.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", htmlData)
|
||||
return
|
||||
}
|
||||
|
||||
htmlData.ID, err = db.AddFirstUser(htmlData.User, pass)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
if htmlData.ID > 1 {
|
||||
errString := "error: there is already a first user"
|
||||
log.Println(errString)
|
||||
http.Error(w, errString, http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
if err := saveSession(w, r, s, htmlData.User); err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
if _, err := db.AddIssue(); err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", 0)
|
||||
}
|
||||
}
|
||||
|
||||
func ShowAllUsers(c *backend.Config, db *backend.DB, s *backend.CookieStore, action string) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
var err error
|
||||
type htmlData struct {
|
||||
Users map[int64]*backend.User
|
||||
Action string
|
||||
}
|
||||
|
||||
data := &htmlData{Action: action}
|
||||
data.Users, err = db.GetAllUsers()
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
session, err := s.Get(r, "cookie")
|
||||
if err != nil {
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
|
||||
msg := "Session nicht mehr gültig. Bitte erneut anmelden."
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", msg)
|
||||
}
|
||||
|
||||
delete(data.Users, session.Values["id"].(int64))
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/show-all-users.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", data)
|
||||
}
|
||||
}
|
||||
|
||||
func EditUser(c *backend.Config, db *backend.DB) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
user, err := db.GetUser(id)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", user)
|
||||
}
|
||||
}
|
||||
|
||||
func UpdateUser(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
role, err := strconv.Atoi(r.PostFormValue("role"))
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
userData := UserData{
|
||||
User: &backend.User{
|
||||
ID: id,
|
||||
UserName: r.PostFormValue("username"),
|
||||
FirstName: r.PostFormValue("first-name"),
|
||||
LastName: r.PostFormValue("last-name"),
|
||||
Role: role,
|
||||
},
|
||||
}
|
||||
newPass := r.PostFormValue("password")
|
||||
newPass2 := r.PostFormValue("password2")
|
||||
|
||||
if len(userData.UserName) == 0 || len(userData.FirstName) == 0 ||
|
||||
len(userData.LastName) == 0 {
|
||||
userData.Msg = "Alle Felder mit * müssen ausgefüllt sein."
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
|
||||
tmpl = template.Must(tmpl, err)
|
||||
tmpl.ExecuteTemplate(w, "page-content", userData.Msg)
|
||||
return
|
||||
}
|
||||
|
||||
userString, stringLen, ok := checkUserStrings(userData.User)
|
||||
if !ok {
|
||||
userData.Msg = fmt.Sprint(userString, " ist zu lang. Maximal ",
|
||||
stringLen, " Zeichen erlaubt.")
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
|
||||
tmpl = template.Must(tmpl, err)
|
||||
tmpl.ExecuteTemplate(w, "page-content", userData)
|
||||
return
|
||||
}
|
||||
|
||||
if id, ok := db.GetID(userData.UserName); ok {
|
||||
if id != userData.ID {
|
||||
userData.Msg = "Benutzername bereits vergeben."
|
||||
userData.UserName = ""
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
|
||||
tmpl = template.Must(tmpl, err)
|
||||
tmpl.ExecuteTemplate(w, "page-content", userData)
|
||||
return
|
||||
}
|
||||
}
|
||||
|
||||
if err = db.UpdateUserAttributes(
|
||||
userData.ID,
|
||||
userData.UserName,
|
||||
userData.FirstName,
|
||||
userData.LastName,
|
||||
newPass,
|
||||
newPass2,
|
||||
userData.Role); err != nil {
|
||||
userData.Msg = "Aktualisierung der Benutzerdaten fehlgeschlagen."
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/edit-user.html")
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", userData)
|
||||
}
|
||||
|
||||
session, err := s.Get(r, "cookie")
|
||||
if err != nil {
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
|
||||
msg := "Session nicht mehr gültig. Bitte erneut anmelden."
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", msg)
|
||||
}
|
||||
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
|
||||
tmpl = template.Must(tmpl, err)
|
||||
tmpl.ExecuteTemplate(w, "page-content", session.Values["role"].(int))
|
||||
}
|
||||
}
|
||||
|
||||
func DeleteUser(c *backend.Config, db *backend.DB, s *backend.CookieStore) http.HandlerFunc {
|
||||
return func(w http.ResponseWriter, r *http.Request) {
|
||||
id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
if err = db.DeleteUser(id); err != nil {
|
||||
log.Println(err)
|
||||
http.Error(w, err.Error(), http.StatusInternalServerError)
|
||||
return
|
||||
}
|
||||
|
||||
session, err := s.Get(r, "cookie")
|
||||
if err != nil {
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/login.html")
|
||||
msg := "Session nicht mehr gültig. Bitte erneut anmelden."
|
||||
template.Must(tmpl, err).ExecuteTemplate(w, "page-content", msg)
|
||||
}
|
||||
|
||||
tmpl, err := template.ParseFiles(c.WebDir + "/templates/hub.html")
|
||||
tmpl = template.Must(tmpl, err)
|
||||
tmpl.ExecuteTemplate(w, "page-content", session.Values["role"].(int))
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user