pierwszy web serwer, struktura, urle
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monastyr
parent
502ec9a807
commit
e00947806f
26
backend/cw1.go
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26
backend/cw1.go
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//cwiczenie 1 str 23
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package main
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import (
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"fmt"
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"os"
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"strings"
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"time"
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)
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func main() {
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start1 := time.Now()
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for i := 0; i < len(os.Args); i++ {
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fmt.Println(i, " ", os.Args[i])
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}
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end1 := time.Now()
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fmt.Println("Koniec1", end1.Sub(start1))
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start2 := time.Now()
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fmt.Println(strings.Join(os.Args, " "))
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end2 := time.Now()
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fmt.Println("Koniec2", end2.Sub(start2))
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}
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27
backend/duplication.go
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27
backend/duplication.go
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// wyswietlanie tekstu kazdej linii która pojawiła się na IO
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package main
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import (
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"bufio"
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"fmt"
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"os"
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)
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func main() {
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counts := make(map[string]int)
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input := bufio.NewScanner(os.Stdin)
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for input.Scan() {
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counts[input.Text()]++
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// fmt.Println(counts)
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}
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// //UWAGA: ignorowowanie potencjalnych błędów z funkcji input.Err()
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for line, n := range counts {
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// z jakiegos powodu
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if n > 1 {
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fmt.Printf("%d\t%s\n", n, line)
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// fmt.Printf("%d", n)
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}
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}
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}
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16
backend/echo1.go
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16
backend/echo1.go
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//Echo1 wyświetla swoje argumenty wiersza poleceń
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package main
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import(
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"fmt"
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"os"
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)
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func main(){
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var s, sep string
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for i :=1; i < len(os.Args); i++ {
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s += sep + os.Args[i]
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sep = "\n"
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}
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fmt.Println(s)
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}
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20
backend/echo2.go
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20
backend/echo2.go
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//Echo2 wyświetla swoje argumenty wiersza poleceń
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package main
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import (
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"fmt"
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"os"
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)
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func main() {
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s, sep := "", ""
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for _, arg := range os.Args { //taki foreach
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fmt.Println(arg)
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s += sep + arg //do zmiennej arg przypisana jest lista
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sep = " "
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}
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fmt.Println(s)
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// fmt.Println(os.Args)
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// fmt.Println(strings.Join(os.Args, " "))
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}
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10
backend/homepage.html
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10
backend/homepage.html
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<!DOCTYPE html>
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<html>
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<head>
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<title>My Page</title>
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</head>
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<body>
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<p>The date today is {{.Date}}</p>
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<p>And the time is {{.Time}}</p>
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</body>
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</html>
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15
backend/serverTest.go
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15
backend/serverTest.go
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package main
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import (
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"fmt"
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"net/http"
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)
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func helloWorld(w http.ResponseWriter, r *http.Request) {
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fmt.Fprintf(w, "Hello World")
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}
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func main() {
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http.HandleFunc("/", helloWorld)
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http.ListenAndServe(":8080", nil)
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}
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36
backend/serverTest2.go
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36
backend/serverTest2.go
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package main
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import (
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"html/template"
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"log"
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"net/http"
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"time"
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)
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type PageVariables struct {
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Date string
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Time string
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}
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func main() {
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http.HandleFunc("/", HomePage)
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log.Fatal(http.ListenAndServe(":8081", nil))
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}
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func HomePage(w http.ResponseWriter, r *http.Request) {
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now := time.Now() // find the time right now
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HomePageVars := PageVariables{ //store the date and time in a struct
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Date: now.Format("02-01-2006"),
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Time: now.Format("15:04:05"),
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}
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t, err := template.ParseFiles("homepage.html") //parse the html file homepage.html
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if err != nil { // if there is an error
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log.Print("template parsing error: ", err) // log it
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}
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err = t.Execute(w, HomePageVars) //execute the template and pass it the HomePageVars struct to fill in the gaps
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if err != nil { // if there is an error
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log.Print("template executing error: ", err) //log it
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}
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}
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39
backend/tut1.go
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39
backend/tut1.go
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@ -0,0 +1,39 @@
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package main
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import (
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"encoding/json"
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"fmt"
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"log"
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"net/http"
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)
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//struktura artykuly
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type Article struct {
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Title string `json:"Title"`
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Desc string `json:"desc"`
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Content string `json:"content"`
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}
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type Articles []Article
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func allArticles(w http.ResponseWriter, r *http.Request) {
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articles := Articles{
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Article{Title: "Test Title", Desc: "Test Description", Content: "Hello World"}, //json i szesceinne nawiasy!, przecinek na koniec
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}
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fmt.Println("Endpoint Hit: All Articles Endpoint")
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json.NewEncoder(w).Encode(articles)
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}
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func homePage(w http.ResponseWriter, r *http.Request) {
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fmt.Fprintf(w, "Homepage Enpoint Hit")
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}
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func handleRequests() {
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http.HandleFunc("/", homePage)
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http.HandleFunc("/articles", allArticles)
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log.Fatal(http.ListenAndServe(":8081", nil))
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}
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func main() {
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handleRequests()
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}
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20
backend/web1.go
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20
backend/web1.go
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@ -0,0 +1,20 @@
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package main
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import (
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"net/http"
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)
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func main() {
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mux := http.NewServeMux()
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files := http.FileServer(http.Dir("public"))
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mux.Handle("static/", http.StripPrefix("static", files))
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mux.HandleFunc("/")
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server := &http.Server{
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Addr: "0.0.0.0:808",
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Handler: mux,
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}
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server.ListenAndServe()
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}
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