328 lignes
9,3 Kio
Go
328 lignes
9,3 Kio
Go
package main
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import (
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"bufio"
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"encoding/json"
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"fmt"
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"flag"
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"github.com/gorilla/feeds"
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"github.com/gorilla/mux"
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"github.com/ewhal/nyaa/model"
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"github.com/ewhal/nyaa/service/torrent"
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"github.com/ewhal/nyaa/util/log"
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"github.com/ewhal/nyaa/config"
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"html"
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"html/template"
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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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"time"
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)
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var router *mux.Router
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type SearchParam struct {
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Category string
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Order string
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Query string
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Max int
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Status string
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Sort string
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}
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func apiHandler(w http.ResponseWriter, r *http.Request) {
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vars := mux.Vars(r)
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page := vars["page"]
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pagenum, _ := strconv.Atoi(html.EscapeString(page))
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b := model.CategoryJson{Torrents: []model.TorrentsJson{}}
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maxPerPage := 50
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nbTorrents := 0
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torrents, nbTorrents := torrentService.GetAllTorrents(maxPerPage, maxPerPage*(pagenum-1))
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for i, _ := range torrents {
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res := torrents[i].ToJson()
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b.Torrents = append(b.Torrents, res)
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}
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b.QueryRecordCount = maxPerPage
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b.TotalRecordCount = nbTorrents
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w.Header().Set("Content-Type", "application/json")
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err := json.NewEncoder(w).Encode(b)
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if err != nil {
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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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func apiViewHandler(w http.ResponseWriter, r *http.Request) {
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vars := mux.Vars(r)
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id := vars["id"]
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b := model.CategoryJson{Torrents: []model.TorrentsJson{}}
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torrent, err := torrentService.GetTorrentById(id)
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res := torrent.ToJson()
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b.Torrents = append(b.Torrents, res)
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b.QueryRecordCount = 1
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b.TotalRecordCount = 1
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w.Header().Set("Content-Type", "application/json")
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err = json.NewEncoder(w).Encode(b)
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if err != nil {
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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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func searchHandler(w http.ResponseWriter, r *http.Request) {
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var templates = template.Must(template.New("home").Funcs(funcMap).ParseFiles("templates/index.html", "templates/home.html"))
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templates.ParseGlob("templates/_*.html") // common
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vars := mux.Vars(r)
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page := vars["page"]
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// db params url
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pagenum, _ := strconv.Atoi(html.EscapeString(page))
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if pagenum == 0 {
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pagenum = 1
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}
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b := []model.TorrentsJson{}
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search_param, torrents, nbTorrents := searchByQuery( r, pagenum )
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for i, _ := range torrents {
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res := torrents[i].ToJson()
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b = append(b, res)
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}
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navigationTorrents := Navigation{nbTorrents, search_param.Max, pagenum, "search_page"}
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searchForm := SearchForm{
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search_param.Query,
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search_param.Status,
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search_param.Category,
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search_param.Sort,
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search_param.Order,
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false,
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}
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htv := HomeTemplateVariables{b, torrentService.GetAllCategories(false), searchForm, navigationTorrents, r.URL, mux.CurrentRoute(r)}
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err := templates.ExecuteTemplate(w, "index.html", htv)
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if err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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}
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}
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func searchByQuery(r *http.Request, pagenum int) (SearchParam, []model.Torrents, int) {
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maxPerPage, errConv := strconv.Atoi(r.URL.Query().Get("max"))
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if errConv != nil {
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maxPerPage = 50 // default Value maxPerPage
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}
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search_param := SearchParam{}
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search_param.Max = maxPerPage
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search_param.Query = r.URL.Query().Get("q")
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search_param.Category = r.URL.Query().Get("c")
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search_param.Status = r.URL.Query().Get("s")
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search_param.Sort = r.URL.Query().Get("sort")
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search_param.Order = r.URL.Query().Get("order")
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catsSplit := strings.Split(search_param.Category, "_")
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// need this to prevent out of index panics
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var searchCatId, searchSubCatId string
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if len(catsSplit) == 2 {
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searchCatId = html.EscapeString(catsSplit[0])
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searchSubCatId = html.EscapeString(catsSplit[1])
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}
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if search_param.Sort == "" {
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search_param.Sort = "torrent_id"
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}
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if search_param.Order == "" {
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search_param.Order = "desc"
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}
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order_by := search_param.Sort + " " + search_param.Order
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parameters := torrentService.WhereParams{}
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conditions := []string{}
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if searchCatId != "" {
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conditions = append(conditions, "category_id = ?")
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parameters.Params = append(parameters.Params, searchCatId)
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}
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if searchSubCatId != "" {
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conditions = append(conditions, "sub_category_id = ?")
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parameters.Params = append(parameters.Params, searchSubCatId)
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}
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if search_param.Status != "" {
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conditions = append(conditions, "status_id = ?")
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parameters.Params = append(parameters.Params, search_param.Status)
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}
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searchQuerySplit := strings.Split(search_param.Query, " ")
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for i, _ := range searchQuerySplit {
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conditions = append(conditions, "torrent_name LIKE ?")
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parameters.Params = append(parameters.Params, "%"+searchQuerySplit[i]+"%")
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}
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parameters.Conditions = strings.Join(conditions[:], " AND ")
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log.Infof("SQL query is :: %s\n", parameters.Conditions)
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torrents, n := torrentService.GetTorrentsOrderBy(¶meters, order_by, maxPerPage, maxPerPage*(pagenum-1))
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return search_param, torrents, n
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}
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func faqHandler(w http.ResponseWriter, r *http.Request) {
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var templates = template.Must(template.New("FAQ").Funcs(funcMap).ParseFiles("templates/index.html", "templates/FAQ.html"))
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templates.ParseGlob("templates/_*.html") // common
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searchForm := NewSearchForm()
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searchForm.HideAdvancedSearch = true
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err := templates.ExecuteTemplate(w, "index.html", FaqTemplateVariables{Navigation{}, searchForm, r.URL, mux.CurrentRoute(r)})
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if err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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}
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}
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func rssHandler(w http.ResponseWriter, r *http.Request) {
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_, torrents, _ := searchByQuery( r, 1 )
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created_as_time := time.Now()
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if len(torrents) > 0 {
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created_as_time = time.Unix(torrents[0].Date, 0)
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}
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feed := &feeds.Feed{
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Title: "Nyaa Pantsu",
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Link: &feeds.Link{Href: "https://nyaa.pantsu.cat/"},
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Created: created_as_time,
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}
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feed.Items = []*feeds.Item{}
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feed.Items = make([]*feeds.Item, len(torrents))
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for i, _ := range torrents {
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timestamp_as_time := time.Unix(torrents[0].Date, 0)
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torrent_json := torrents[i].ToJson()
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feed.Items[i] = &feeds.Item{
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Id: "https://nyaa.pantsu.cat/view/" + strconv.Itoa(torrents[i].Id),
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Title: torrents[i].Name,
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Link: &feeds.Link{Href: string(torrent_json.Magnet)},
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Description: "",
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Created: timestamp_as_time,
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Updated: timestamp_as_time,
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}
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}
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rss, err := feed.ToRss()
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if err == nil {
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w.Write([]byte(rss))
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} else {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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}
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}
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func viewHandler(w http.ResponseWriter, r *http.Request) {
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var templates = template.Must(template.ParseFiles("templates/index.html", "templates/view.html"))
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templates.ParseGlob("templates/_*.html") // common
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vars := mux.Vars(r)
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id := vars["id"]
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torrent, err := torrentService.GetTorrentById(id)
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b := torrent.ToJson()
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htv := ViewTemplateVariables{b, NewSearchForm(), Navigation{}, r.URL, mux.CurrentRoute(r)}
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err = templates.ExecuteTemplate(w, "index.html", htv)
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if err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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}
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}
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func rootHandler(w http.ResponseWriter, r *http.Request) {
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var templates = template.Must(template.New("home").Funcs(funcMap).ParseFiles("templates/index.html", "templates/home.html"))
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templates.ParseGlob("templates/_*.html") // common
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vars := mux.Vars(r)
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page := vars["page"]
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// db params url
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maxPerPage, errConv := strconv.Atoi(r.URL.Query().Get("max"))
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if errConv != nil {
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maxPerPage = 50 // default Value maxPerPage
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}
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nbTorrents := 0
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pagenum, _ := strconv.Atoi(html.EscapeString(page))
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if pagenum == 0 {
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pagenum = 1
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}
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b := []model.TorrentsJson{}
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torrents, nbTorrents := torrentService.GetAllTorrents(maxPerPage, maxPerPage*(pagenum-1))
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for i, _ := range torrents {
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res := torrents[i].ToJson()
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b = append(b, res)
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}
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navigationTorrents := Navigation{nbTorrents, maxPerPage, pagenum, "search_page"}
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htv := HomeTemplateVariables{b, torrentService.GetAllCategories(false), NewSearchForm(), navigationTorrents, r.URL, mux.CurrentRoute(r)}
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err := templates.ExecuteTemplate(w, "index.html", htv)
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if err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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}
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}
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func RunServer(conf *config.Config) {
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router = mux.NewRouter()
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cssHandler := http.FileServer(http.Dir("./css/"))
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jsHandler := http.FileServer(http.Dir("./js/"))
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imgHandler := http.FileServer(http.Dir("./img/"))
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http.Handle("/css/", http.StripPrefix("/css/", cssHandler))
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http.Handle("/js/", http.StripPrefix("/js/", jsHandler))
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http.Handle("/img/", http.StripPrefix("/img/", imgHandler))
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// Routes,
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router.HandleFunc("/", rootHandler).Name("home")
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router.HandleFunc("/page/{page:[0-9]+}", rootHandler).Name("home_page")
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router.HandleFunc("/search", searchHandler).Name("search")
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router.HandleFunc("/search/{page}", searchHandler).Name("search_page")
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router.HandleFunc("/api/{page}", apiHandler).Methods("GET")
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router.HandleFunc("/api/view/{id}", apiViewHandler).Methods("GET")
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router.HandleFunc("/faq", faqHandler).Name("faq")
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router.HandleFunc("/feed.xml", rssHandler)
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router.HandleFunc("/view/{id}", viewHandler).Name("view_torrent")
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http.Handle("/", router)
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// Set up server,
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srv := &http.Server{
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Addr: fmt.Sprintf("%s:%d", conf.Host, conf.Port),
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WriteTimeout: 15 * time.Second,
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ReadTimeout: 15 * time.Second,
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}
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err := srv.ListenAndServe()
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log.CheckError(err)
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}
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func main() {
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conf := config.NewConfig()
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conf_bind := conf.BindFlags()
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defaults := flag.Bool("print-defaults", false, "print the default configuration file on stdout")
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flag.Parse()
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if *defaults {
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stdout := bufio.NewWriter(os.Stdout)
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conf.Pretty(stdout)
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stdout.Flush()
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os.Exit(0)
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} else {
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conf_bind()
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RunServer(conf)
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}
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}
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