split views.go into multiple files
This commit is contained in:
Suraj
parent
f4f45666f2
commit
f7c28eec8d
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@ -0,0 +1,106 @@
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package views
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import (
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"net/http"
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"log"
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"strconv"
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"os"
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"time"
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"fmt"
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"text/template"
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"crypto/md5"
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"github.com/thewhitetulip/Tasks/db"
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"io"
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)
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// UploadedFileHandler is used to handle the uploaded file related requests
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func UploadedFileHandler(w http.ResponseWriter, r *http.Request) {
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if r.Method == "GET" {
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log.Println("into the handler")
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token := r.URL.Path[len("/files/"):]
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//file, err := db.GetFileName(token)
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//if err != nil {
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log.Println("serving file ./files/" + token)
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http.ServeFile(w, r, "./files/"+token)
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//}
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}
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}
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//AddTaskFunc is used to handle the addition of new task, "/add" URL
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func AddTaskFunc(w http.ResponseWriter, r *http.Request) {
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if r.Method == "POST" { // Will work only for POST requests, will redirect to home
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r.ParseForm()
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file, handler, err := r.FormFile("uploadfile")
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if err != nil {
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log.Println(err)
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}
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taskPriority, priorityErr := strconv.Atoi(r.FormValue("priority"))
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if priorityErr != nil {
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log.Print(priorityErr)
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}
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priorityList := []int{1, 2, 3}
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found := false
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for _, priority := range priorityList {
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if taskPriority == priority {
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found = true
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}
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}
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//If someone gives us incorrect priority number, we give the priority
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//to that task as 1 i.e. Low
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if !found {
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taskPriority = 1
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}
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title := template.HTMLEscapeString(r.Form.Get("title"))
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content := template.HTMLEscapeString(r.Form.Get("content"))
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formToken := template.HTMLEscapeString(r.Form.Get("CSRFToken"))
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cookie, _ := r.Cookie("csrftoken")
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if formToken == cookie.Value {
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if handler != nil {
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r.ParseMultipartForm(32 << 20) //defined maximum size of file
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defer file.Close()
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randomFileName := md5.New()
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io.WriteString(randomFileName, strconv.FormatInt(time.Now().Unix(), 10))
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io.WriteString(randomFileName, handler.Filename)
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token := fmt.Sprintf("%x", randomFileName.Sum(nil))
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f, err := os.OpenFile("./files/"+token, os.O_WRONLY|os.O_CREATE, 0666)
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if err != nil {
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log.Println(err)
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return
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}
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defer f.Close()
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io.Copy(f, file)
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filelink := "<br> <a href=/files/" + token + ">" + handler.Filename + "</a>"
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content = content + filelink
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fileTruth := db.AddFile(handler.Filename, token)
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if fileTruth != nil {
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message = "Error adding filename in db"
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log.Println("error adding task to db")
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}
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}
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taskTruth := db.AddTask(title, content, taskPriority)
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if taskTruth != nil {
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message = "Error adding task"
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log.Println("error adding task to db")
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} else {
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message = "Task added"
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log.Println("added task to db")
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}
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http.Redirect(w, r, "/", http.StatusFound)
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} else {
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log.Fatal("CSRF mismatch")
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}
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} else {
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message = "Method not allowed"
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http.Redirect(w, r, "/", http.StatusFound)
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}
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}
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@ -0,0 +1,118 @@
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package views
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import (
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"github.com/thewhitetulip/Tasks/db"
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"log"
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"net/http"
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"strconv"
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)
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//TrashTaskFunc is used to populate the trash tasks
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func TrashTaskFunc(w http.ResponseWriter, r *http.Request) {
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if r.Method == "GET" {
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id, err := strconv.Atoi(r.URL.Path[len("/trash/"):])
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if err != nil {
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log.Println(err)
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} else {
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err = db.TrashTask(id)
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if err != nil {
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message = "Error trashing task"
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} else {
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message = "Task trashed"
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}
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http.Redirect(w, r, "/", http.StatusFound)
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}
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} else {
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message = "Method not allowed"
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http.Redirect(w, r, "/trash", http.StatusFound)
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}
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}
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//RestoreTaskFunc is used to restore task from trash, handles "/restore/" URL
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func RestoreTaskFunc(w http.ResponseWriter, r *http.Request) {
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if r.Method == "GET" {
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id, err := strconv.Atoi(r.URL.Path[len("/restore/"):])
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if err != nil {
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log.Println(err)
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} else {
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err = db.RestoreTask(id)
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if err != nil {
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message = "Restore failed"
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} else {
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message = "Task restored"
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}
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http.Redirect(w, r, "/deleted/", http.StatusFound)
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}
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} else {
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message = "Method not allowed"
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http.Redirect(w, r, "/", http.StatusFound)
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}
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}
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//EditTaskFunc is used to edit tasks, handles "/edit/" URL
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func EditTaskFunc(w http.ResponseWriter, r *http.Request) {
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if r.Method == "GET" {
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id, err := strconv.Atoi(r.URL.Path[len("/edit/"):])
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if err != nil {
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log.Println(err)
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} else {
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task := db.GetTaskByID(id)
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editTemplate.Execute(w, task)
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}
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} else {
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message = "Method not allowed"
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http.Redirect(w, r, "/", http.StatusFound)
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}
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}
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//DeleteTaskFunc is used to delete a task, trash = move to recycle bin, delete = permanent delete
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func DeleteTaskFunc(w http.ResponseWriter, r *http.Request) {
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if r.Method == "GET" {
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id := r.URL.Path[len("/delete/"):]
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if id == "all" {
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db.DeleteAll()
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http.Redirect(w, r, "/", http.StatusFound)
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} else {
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id, err := strconv.Atoi(id)
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if err != nil {
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log.Println(err)
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} else {
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err = db.DeleteTask(id)
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if err != nil {
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message = "Error deleting task"
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} else {
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message = "Task deleted"
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}
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http.Redirect(w, r, "/", http.StatusFound)
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}
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}
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} else {
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message = "Method not allowed"
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http.Redirect(w, r, "/", http.StatusFound)
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}
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}
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//RestoreFromCompleteFunc restores the task from complete to pending
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func RestoreFromCompleteFunc(w http.ResponseWriter, r *http.Request) {
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if r.Method == "GET" {
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id, err := strconv.Atoi(r.URL.Path[len("/incomplete/"):])
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if err != nil {
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log.Println(err)
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} else {
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err = db.RestoreTaskFromComplete(id)
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if err != nil {
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message = "Restore failed"
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} else {
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message = "Task restored"
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}
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http.Redirect(w, r, "/pending/", http.StatusFound)
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}
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} else {
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message = "Method not allowed"
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http.Redirect(w, r, "/", http.StatusFound)
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}
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}
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@ -0,0 +1,107 @@
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package views
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import (
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"github.com/thewhitetulip/Tasks/db"
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"io/ioutil"
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"log"
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"net/http"
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"os"
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"strconv"
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"strings"
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"text/template"
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)
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//PopulateTemplates is used to parse all templates present in
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//the templates folder
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func PopulateTemplates() {
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var allFiles []string
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templatesDir := "./public/templates/"
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files, err := ioutil.ReadDir(templatesDir)
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if err != nil {
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log.Println(err)
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os.Exit(1) // No point in running app if templates aren't read
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}
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for _, file := range files {
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filename := file.Name()
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if strings.HasSuffix(filename, ".html") {
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allFiles = append(allFiles, templatesDir+filename)
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}
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}
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if err != nil {
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log.Println(err)
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os.Exit(1)
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}
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templates, err = template.ParseFiles(allFiles...)
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if err != nil {
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log.Println(err)
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os.Exit(1)
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}
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homeTemplate = templates.Lookup("home.html")
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deletedTemplate = templates.Lookup("deleted.html")
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editTemplate = templates.Lookup("edit.html")
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searchTemplate = templates.Lookup("search.html")
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completedTemplate = templates.Lookup("completed.html")
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}
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//CompleteTaskFunc is used to show the complete tasks, handles "/completed/" url
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func CompleteTaskFunc(w http.ResponseWriter, r *http.Request) {
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if r.Method == "GET" {
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id, err := strconv.Atoi(r.URL.Path[len("/complete/"):])
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if err != nil {
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log.Println(err)
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} else {
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err = db.CompleteTask(id)
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if err != nil {
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message = "Complete task failed"
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} else {
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message = "Task marked complete"
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}
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http.Redirect(w, r, "/", http.StatusFound)
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}
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} else {
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message = "Method not allowed"
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http.Redirect(w, r, "/", http.StatusFound)
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}
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}
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//SearchTaskFunc is used to handle the /search/ url, handles the search function
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func SearchTaskFunc(w http.ResponseWriter, r *http.Request) {
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if r.Method == "POST" {
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r.ParseForm()
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query := r.Form.Get("query")
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context := db.SearchTask(query)
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searchTemplate.Execute(w, context)
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} else {
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message = "Method not allowed"
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http.Redirect(w, r, "/", http.StatusFound)
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}
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}
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//UpdateTaskFunc is used to update a task, handes "/update/" URL
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func UpdateTaskFunc(w http.ResponseWriter, r *http.Request) {
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if r.Method == "POST" {
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r.ParseForm()
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id, err := strconv.Atoi(r.Form.Get("id"))
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if err != nil {
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log.Println(err)
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}
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title := r.Form.Get("title")
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content := r.Form.Get("content")
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err = db.UpdateTask(id, title, content)
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if err != nil {
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message = "Error updating task"
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} else {
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message = "Task updated"
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}
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http.Redirect(w, r, "/", http.StatusFound)
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} else {
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message = "Method not allowed"
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http.Redirect(w, r, "/", http.StatusFound)
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}
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}
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295
views/views.go
295
views/views.go
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@ -2,15 +2,9 @@ package views
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import (
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"bufio"
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"crypto/md5"
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"fmt"
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"github.com/thewhitetulip/Tasks/db"
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"io"
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"io/ioutil"
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"log"
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"net/http"
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"os"
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"strconv"
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"strings"
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"text/template"
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"time"
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@ -25,41 +19,6 @@ var templates *template.Template
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var message string //message will store the message to be shown as notification
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var err error
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//PopulateTemplates is used to parse all templates present in
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//the templates folder
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func PopulateTemplates() {
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var allFiles []string
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templatesDir := "./public/templates/"
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files, err := ioutil.ReadDir(templatesDir)
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if err != nil {
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log.Println(err)
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os.Exit(1) // No point in running app if templates aren't read
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}
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for _, file := range files {
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filename := file.Name()
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if strings.HasSuffix(filename, ".html") {
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allFiles = append(allFiles, templatesDir+filename)
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}
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}
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if err != nil {
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log.Println(err)
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os.Exit(1)
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}
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templates, err = template.ParseFiles(allFiles...)
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if err != nil {
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log.Println(err)
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os.Exit(1)
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}
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homeTemplate = templates.Lookup("home.html")
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deletedTemplate = templates.Lookup("deleted.html")
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editTemplate = templates.Lookup("edit.html")
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searchTemplate = templates.Lookup("search.html")
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completedTemplate = templates.Lookup("completed.html")
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}
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//ShowAllTasksFunc is used to handle the "/" URL which is the default ons
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//TODO add http404 error
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func ShowAllTasksFunc(w http.ResponseWriter, r *http.Request) {
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@ -80,20 +39,6 @@ func ShowAllTasksFunc(w http.ResponseWriter, r *http.Request) {
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}
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}
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// UploadedFileHandler is used to handle the uploaded file related requests
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func UploadedFileHandler(w http.ResponseWriter, r *http.Request) {
|
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if r.Method == "GET" {
|
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log.Println("into the handler")
|
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token := r.URL.Path[len("/files/"):]
|
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|
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//file, err := db.GetFileName(token)
|
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//if err != nil {
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log.Println("serving file ./files/" + token)
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http.ServeFile(w, r, "./files/"+token)
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//}
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}
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}
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//ShowTrashTaskFunc is used to handle the "/trash" URL which is used to show the deleted tasks
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func ShowTrashTaskFunc(w http.ResponseWriter, r *http.Request) {
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if r.Method == "GET" {
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@ -109,95 +54,6 @@ func ShowTrashTaskFunc(w http.ResponseWriter, r *http.Request) {
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}
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}
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//SearchTaskFunc is used to handle the /search/ url, handles the search function
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func SearchTaskFunc(w http.ResponseWriter, r *http.Request) {
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if r.Method == "POST" {
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r.ParseForm()
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query := r.Form.Get("query")
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context := db.SearchTask(query)
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searchTemplate.Execute(w, context)
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} else {
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message = "Method not allowed"
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http.Redirect(w, r, "/", http.StatusFound)
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}
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//AddTaskFunc is used to handle the addition of new task, "/add" URL
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}
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func AddTaskFunc(w http.ResponseWriter, r *http.Request) {
|
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if r.Method == "POST" { // Will work only for POST requests, will redirect to home
|
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r.ParseForm()
|
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file, handler, err := r.FormFile("uploadfile")
|
||||
if err != nil {
|
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log.Println(err)
|
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}
|
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|
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taskPriority, priorityErr := strconv.Atoi(r.FormValue("priority"))
|
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if priorityErr != nil {
|
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log.Print(priorityErr)
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}
|
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priorityList := []int{1, 2, 3}
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found := false
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for _, priority := range priorityList {
|
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if taskPriority == priority {
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found = true
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}
|
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}
|
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//If someone gives us incorrect priority number, we give the priority
|
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//to that task as 1 i.e. Low
|
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if !found {
|
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taskPriority = 1
|
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}
|
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title := template.HTMLEscapeString(r.Form.Get("title"))
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content := template.HTMLEscapeString(r.Form.Get("content"))
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formToken := template.HTMLEscapeString(r.Form.Get("CSRFToken"))
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|
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cookie, _ := r.Cookie("csrftoken")
|
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if formToken == cookie.Value {
|
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if handler != nil {
|
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r.ParseMultipartForm(32 << 20) //defined maximum size of file
|
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defer file.Close()
|
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randomFileName := md5.New()
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io.WriteString(randomFileName, strconv.FormatInt(time.Now().Unix(), 10))
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io.WriteString(randomFileName, handler.Filename)
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token := fmt.Sprintf("%x", randomFileName.Sum(nil))
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f, err := os.OpenFile("./files/"+token, os.O_WRONLY|os.O_CREATE, 0666)
|
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if err != nil {
|
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log.Println(err)
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return
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}
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defer f.Close()
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io.Copy(f, file)
|
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|
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filelink := "<br> <a href=/files/" + token + ">" + handler.Filename + "</a>"
|
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content = content + filelink
|
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|
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fileTruth := db.AddFile(handler.Filename, token)
|
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if fileTruth != nil {
|
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message = "Error adding filename in db"
|
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log.Println("error adding task to db")
|
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}
|
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}
|
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|
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taskTruth := db.AddTask(title, content, taskPriority)
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|
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if taskTruth != nil {
|
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message = "Error adding task"
|
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log.Println("error adding task to db")
|
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} else {
|
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message = "Task added"
|
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log.Println("added task to db")
|
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}
|
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http.Redirect(w, r, "/", http.StatusFound)
|
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} else {
|
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log.Fatal("CSRF mismatch")
|
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}
|
||||
|
||||
} else {
|
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message = "Method not allowed"
|
||||
http.Redirect(w, r, "/", http.StatusFound)
|
||||
}
|
||||
}
|
||||
|
||||
//ShowCompleteTasksFunc is used to populate the "/completed/" URL
|
||||
func ShowCompleteTasksFunc(w http.ResponseWriter, r *http.Request) {
|
||||
if r.Method == "GET" {
|
||||
|
|
@ -209,157 +65,6 @@ func ShowCompleteTasksFunc(w http.ResponseWriter, r *http.Request) {
|
|||
}
|
||||
}
|
||||
|
||||
//EditTaskFunc is used to edit tasks, handles "/edit/" URL
|
||||
func EditTaskFunc(w http.ResponseWriter, r *http.Request) {
|
||||
if r.Method == "GET" {
|
||||
id, err := strconv.Atoi(r.URL.Path[len("/edit/"):])
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
} else {
|
||||
task := db.GetTaskByID(id)
|
||||
editTemplate.Execute(w, task)
|
||||
}
|
||||
} else {
|
||||
message = "Method not allowed"
|
||||
http.Redirect(w, r, "/", http.StatusFound)
|
||||
}
|
||||
}
|
||||
|
||||
//CompleteTaskFunc is used to show the complete tasks, handles "/completed/" url
|
||||
func CompleteTaskFunc(w http.ResponseWriter, r *http.Request) {
|
||||
if r.Method == "GET" {
|
||||
id, err := strconv.Atoi(r.URL.Path[len("/complete/"):])
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
} else {
|
||||
err = db.CompleteTask(id)
|
||||
if err != nil {
|
||||
message = "Complete task failed"
|
||||
} else {
|
||||
message = "Task marked complete"
|
||||
}
|
||||
http.Redirect(w, r, "/", http.StatusFound)
|
||||
}
|
||||
} else {
|
||||
message = "Method not allowed"
|
||||
http.Redirect(w, r, "/", http.StatusFound)
|
||||
}
|
||||
}
|
||||
|
||||
//DeleteTaskFunc is used to delete a task, trash = move to recycle bin, delete = permanent delete
|
||||
func DeleteTaskFunc(w http.ResponseWriter, r *http.Request) {
|
||||
if r.Method == "GET" {
|
||||
id := r.URL.Path[len("/delete/"):]
|
||||
if id == "all" {
|
||||
db.DeleteAll()
|
||||
http.Redirect(w, r, "/", http.StatusFound)
|
||||
} else {
|
||||
id, err := strconv.Atoi(id)
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
} else {
|
||||
err = db.DeleteTask(id)
|
||||
if err != nil {
|
||||
message = "Error deleting task"
|
||||
} else {
|
||||
message = "Task deleted"
|
||||
}
|
||||
http.Redirect(w, r, "/", http.StatusFound)
|
||||
}
|
||||
}
|
||||
} else {
|
||||
message = "Method not allowed"
|
||||
http.Redirect(w, r, "/", http.StatusFound)
|
||||
}
|
||||
}
|
||||
|
||||
//TrashTaskFunc is used to populate the trash tasks
|
||||
func TrashTaskFunc(w http.ResponseWriter, r *http.Request) {
|
||||
if r.Method == "GET" {
|
||||
id, err := strconv.Atoi(r.URL.Path[len("/trash/"):])
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
} else {
|
||||
err = db.TrashTask(id)
|
||||
if err != nil {
|
||||
message = "Error trashing task"
|
||||
} else {
|
||||
message = "Task trashed"
|
||||
}
|
||||
http.Redirect(w, r, "/", http.StatusFound)
|
||||
}
|
||||
} else {
|
||||
message = "Method not allowed"
|
||||
http.Redirect(w, r, "/trash", http.StatusFound)
|
||||
}
|
||||
}
|
||||
|
||||
//RestoreTaskFunc is used to restore task from trash, handles "/restore/" URL
|
||||
func RestoreTaskFunc(w http.ResponseWriter, r *http.Request) {
|
||||
if r.Method == "GET" {
|
||||
id, err := strconv.Atoi(r.URL.Path[len("/restore/"):])
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
} else {
|
||||
err = db.RestoreTask(id)
|
||||
if err != nil {
|
||||
message = "Restore failed"
|
||||
} else {
|
||||
message = "Task restored"
|
||||
}
|
||||
http.Redirect(w, r, "/deleted/", http.StatusFound)
|
||||
}
|
||||
} else {
|
||||
message = "Method not allowed"
|
||||
http.Redirect(w, r, "/", http.StatusFound)
|
||||
}
|
||||
}
|
||||
|
||||
//RestoreFromCompleteFunc restores the task from complete to pending
|
||||
func RestoreFromCompleteFunc(w http.ResponseWriter, r *http.Request) {
|
||||
if r.Method == "GET" {
|
||||
id, err := strconv.Atoi(r.URL.Path[len("/incomplete/"):])
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
} else {
|
||||
err = db.RestoreTaskFromComplete(id)
|
||||
if err != nil {
|
||||
message = "Restore failed"
|
||||
} else {
|
||||
message = "Task restored"
|
||||
}
|
||||
http.Redirect(w, r, "/pending/", http.StatusFound)
|
||||
}
|
||||
} else {
|
||||
message = "Method not allowed"
|
||||
http.Redirect(w, r, "/", http.StatusFound)
|
||||
}
|
||||
}
|
||||
|
||||
//UpdateTaskFunc is used to update a task, handes "/update/" URL
|
||||
func UpdateTaskFunc(w http.ResponseWriter, r *http.Request) {
|
||||
if r.Method == "POST" {
|
||||
r.ParseForm()
|
||||
id, err := strconv.Atoi(r.Form.Get("id"))
|
||||
if err != nil {
|
||||
log.Println(err)
|
||||
}
|
||||
title := r.Form.Get("title")
|
||||
content := r.Form.Get("content")
|
||||
err = db.UpdateTask(id, title, content)
|
||||
if err != nil {
|
||||
message = "Error updating task"
|
||||
} else {
|
||||
message = "Task updated"
|
||||
}
|
||||
http.Redirect(w, r, "/", http.StatusFound)
|
||||
|
||||
} else {
|
||||
message = "Method not allowed"
|
||||
http.Redirect(w, r, "/", http.StatusFound)
|
||||
}
|
||||
}
|
||||
|
||||
//ServeStaticFunc is used to serve static files
|
||||
//TODO: replace this with the http.FileServer
|
||||
func ServeStaticFunc(w http.ResponseWriter, r *http.Request) {
|
||||
|
|
|
|||
Loading…
Reference in New Issue