/
server.go
191 lines (165 loc) · 5.24 KB
/
server.go
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package main
import (
"encoding/json"
"fmt"
"io/ioutil"
"log"
"net/http"
"os"
"strings"
"time"
"github.com/caiiiyua/sfv/sfv"
"database/sql"
_ "github.com/go-sql-driver/mysql"
"github.com/PuerkitoBio/goquery"
"github.com/go-xorm/xorm"
"github.com/julienschmidt/httprouter"
"gopkg.in/gomail.v1"
)
var Db *sql.DB
type Res struct {
Count int64 `json:"count"`
Sfvers []sfv.Sfver `json:"sfvers"`
}
func Index(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
file, err := os.Open("public/html/index.html")
defer file.Close()
if err != nil {
fmt.Fprint(w, "Error: %v\n", err)
}
data, err := ioutil.ReadAll(file)
if err != nil {
fmt.Fprint(w, "Error: %v\n", err)
}
fmt.Println("Get Request for Index ....")
fmt.Fprint(w, string(data))
}
func UserGetHandler(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
}
func UserPostHandler(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
}
func SfversGetHandler(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
w.Header().Set("Content-Type", "application/json; charset=UTF-8")
w.WriteHeader(http.StatusOK)
count := sfverService.Count()
log.Println("count:", count)
sfvers := sfverService.List()
json.NewEncoder(w).Encode(Res{count, sfvers})
}
func SfversPostHandler(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
sfver := sfv.Sfver{}
json.NewDecoder(r.Body).Decode(&sfver)
fmt.Println("email:", sfver)
if ok := len(sfver.Email) > 0; !ok {
return
}
defer r.Body.Close()
// sfver := sfv.Sfver{Email: sfver.Email}
ok := sfverService.Insert(sfver)
if ok {
w.Header().Set("Content-Type", "application/json; charset=UTF-8")
w.WriteHeader(http.StatusOK)
count := sfverService.Count()
log.Println("count2:", count)
sfvers := sfverService.List()
json.NewEncoder(w).Encode(Res{count, sfvers})
}
}
var (
Engine *xorm.Engine
sfverService *sfv.SfvService
)
var NOT_AVAILABLE = "No places available"
func sfvTask(url string) {
res, err := http.Get(url)
if err != nil {
// handle error
fmt.Println("got error:", err)
return
}
defer res.Body.Close()
// use utfBody using goquery
doc, err := goquery.NewDocumentFromReader(res.Body)
if err != nil {
// handler error
fmt.Println("got error:", err)
return
}
doc.Find("div.textblock").Each(func(i int, s *goquery.Selection) {
alt, ok := s.Find("IMG").Attr("alt")
if !ok {
fmt.Println(alt)
return
}
fmt.Println("get from html as result:", alt)
if strings.Contains(alt, NOT_AVAILABLE) {
// notify("Hi Sfver:</br> No available space currently. please try one via the link below: </br><a href=\"http://www.immigration.govt.nz/migrant/stream/work/silverfern/jobsearch.htm\">http://www.immigration.govt.nz/migrant/stream/work/silverfern/jobsearch.htm</a>")
fmt.Println(time.Now().Format("2006-01-02 15:04:06"), alt, ", please waiting for available")
} else {
notify("Hi Sfver:</br> Some of SFVs are available! please try one via the link below: </br><a href=\"http://www.immigration.govt.nz/migrant/stream/work/silverfern/jobsearch.htm\">http://www.immigration.govt.nz/migrant/stream/work/silverfern/jobsearch.htm</a>")
fmt.Println(time.Now().Format("2006-01-02 15:04:06"), "Some of SFVs are available! :-)")
}
})
}
func sfvTaskSchedule() {
// backupUrl := "https://www.immigration.govt.nz/secure/Login+Silver+Fern.htm"
url := "http://www.immigration.govt.nz/migrant/stream/work/silverfern/jobsearch.htm"
for {
sfvTask(url)
time.Sleep(120 * 1e9)
fmt.Println("Next task will be started 120s later...")
}
}
func notify(body string) {
msg := gomail.NewMessage()
msg.SetHeader("From", "sfver@qq.com")
msg.SetHeader("To", "ckjacket@163.com")
msg.SetAddressHeader("Bcc", "879939101@qq.com", "nehe")
sfvers := sfverService.List()
for _, sfver := range sfvers {
log.Println("Ready to send notification to ", sfver.Email)
msg.SetAddressHeader("Bcc", sfver.Email, sfver.Name)
}
msg.SetHeader("Subject", "Silver Fern Visa Available Notification")
msg.SetBody("text/html", body)
mailer := gomail.NewMailer("smtp.qq.com", "sfver", "sfver2015", 25)
if err := mailer.Send(msg); err != nil {
fmt.Println("sendng notification failed:", err)
}
}
func main() {
router := httprouter.New()
router.ServeFiles("/js/*filepath", http.Dir("public/js"))
router.ServeFiles("/css/*filepath", http.Dir("public/css"))
router.ServeFiles("/bower_components/*filepath", http.Dir("public/bower_components"))
router.GET("/", Index)
router.GET("/user", UserGetHandler)
router.POST("/user", UserPostHandler)
// REST API for sfver
router.GET("/sfvers", SfversGetHandler)
router.POST("/sfvers", SfversPostHandler)
go sfvTaskSchedule()
var err error
Engine, err = xorm.NewEngine("mysql", "test:1234@/sfver?charset=utf8")
if err != nil {
log.Fatal("database err:", err)
}
Engine.ShowDebug = true
Engine.ShowErr = true
Engine.ShowWarn = true
Engine.ShowSQL = true
f, err := os.Create("sql.log")
if err != nil {
log.Fatal("sql log create failed", err)
}
defer f.Close()
Engine.Logger = xorm.NewSimpleLogger(f)
err = Engine.Sync2(new(sfv.Sfver))
if err != nil {
log.Fatal("database sync failed", err)
}
// Engine.DropTables("sfver")
sfverService = sfv.DefaultSfvService(Engine)
log.Println("Listening at 8080 ...")
log.Fatal(http.ListenAndServe(":8080", router))
}