465 lines
13 KiB
Go
465 lines
13 KiB
Go
package api
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import (
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"fmt"
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"net/url"
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"openmediacenter/apiGo/api/api"
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"openmediacenter/apiGo/api/types"
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"openmediacenter/apiGo/config"
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"openmediacenter/apiGo/database"
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"os"
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"strconv"
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)
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func addVideoHandlers() {
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getVideoHandlers()
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loadVideosHandlers()
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addToVideoHandlers()
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}
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func getVideoHandlers() {
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/**
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* @api {post} /api/video [getMovies]
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* @apiDescription Request available Videos
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* @apiName GetMovies
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* @apiGroup video
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*
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* @apiParam {int} [Tag=1] id of VideoTag to get videos (1=all)
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*
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* @apiSuccess {Object[]} Videos List of Videos
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* @apiSuccess {number} Videos.MovieId Id of Video
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* @apiSuccess {String} Videos.MovieName Name of video
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* @apiSuccess {String} TagName Name of the Tag returned
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*/
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api.AddHandler("getMovies", api.VideoNode, api.PermUser, func(context api.Context) {
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var args struct {
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Tag uint32
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Sort uint8
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}
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err := api.DecodeRequest(context.GetRequest(), &args)
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if err != nil {
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context.Text("unable to decode request")
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return
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}
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const (
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date = iota
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likes = iota
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random = iota
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names = iota
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length = iota
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)
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// if wrong number passed no sorting is performed
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var SortClause = ""
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switch args.Sort {
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case date:
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SortClause = "ORDER BY create_date DESC, movie_name"
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break
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case likes:
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SortClause = "ORDER BY likes DESC"
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break
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case random:
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SortClause = "ORDER BY RAND()"
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break
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case names:
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SortClause = "ORDER BY movie_name"
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break
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case length:
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SortClause = "ORDER BY length DESC"
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break
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}
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var query string
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// 1 is the id of the ALL tag
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if args.Tag != 1 {
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query = fmt.Sprintf(`SELECT movie_id,movie_name,t.tag_name FROM videos
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INNER JOIN video_tags vt on videos.movie_id = vt.video_id
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INNER JOIN tags t on vt.tag_id = t.tag_id
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WHERE t.tag_id = %d %s`, args.Tag, SortClause)
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} else {
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query = fmt.Sprintf("SELECT movie_id,movie_name, (SELECT 'All' as tag_name) FROM videos %s", SortClause)
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}
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var result struct {
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Videos []types.VideoUnloadedType
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TagName string
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}
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rows := database.Query(query)
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vids := []types.VideoUnloadedType{}
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var name string
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for rows.Next() {
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var vid types.VideoUnloadedType
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err := rows.Scan(&vid.MovieId, &vid.MovieName, &name)
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if err != nil {
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return
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}
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vids = append(vids, vid)
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}
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if rows.Close() != nil {
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return
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}
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// if the tag id doesn't exist the query won't return a name
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if name == "" {
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return
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}
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result.Videos = vids
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result.TagName = name
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context.Json(result)
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})
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/**
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* @api {post} /api/video [readThumbnail]
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* @apiDescription Load Thubnail of specific Video
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* @apiName readThumbnail
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* @apiGroup video
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*
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* @apiParam {int} Movieid id of video to load thumbnail
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*
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* @apiSuccess {string} . Base64 encoded Thubnail
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*/
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api.AddHandler("readThumbnail", api.VideoNode, api.PermUser, func(context api.Context) {
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var args struct {
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Movieid int
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}
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err := api.DecodeRequest(context.GetRequest(), &args)
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if err != nil {
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context.Text("unable to decode request")
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return
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}
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var pic []byte
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query := fmt.Sprintf("SELECT thumbnail FROM videos WHERE movie_id=%d", args.Movieid)
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err = database.QueryRow(query).Scan(&pic)
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if err != nil {
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fmt.Printf("the thumbnail of movie id %d couldn't be found", args.Movieid)
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return
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}
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context.Text(string(pic))
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})
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/**
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* @api {post} /api/video [getRandomMovies]
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* @apiDescription Load random videos
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* @apiName getRandomMovies
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* @apiGroup video
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*
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* @apiParam {int} Number number of random videos to load
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*
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* @apiSuccess {Object[]} Tags Array of tags occuring in selection
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* @apiSuccess {string} Tags.TagName Tagname
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* @apiSuccess {uint32} Tags.TagId Tag ID
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*
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* @apiSuccess {Object[]} Videos Array of the videos
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* @apiSuccess {string} Videos.MovieName Video Name
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* @apiSuccess {int} Videos.MovieId Video ID
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*/
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api.AddHandler("getRandomMovies", api.VideoNode, api.PermUser, func(context api.Context) {
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var args struct {
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Number int
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}
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if api.DecodeRequest(context.GetRequest(), &args) != nil {
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context.Text("unable to decode request")
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return
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}
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var result struct {
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Tags []types.Tag
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Videos []types.VideoUnloadedType
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}
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query := fmt.Sprintf("SELECT movie_id,movie_name FROM videos ORDER BY RAND() LIMIT %d", args.Number)
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result.Videos = readVideosFromResultset(database.Query(query))
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var ids string
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for i := range result.Videos {
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ids += "video_tags.video_id=" + strconv.Itoa(result.Videos[i].MovieId)
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if i < len(result.Videos)-1 {
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ids += " OR "
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}
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}
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// add the corresponding tags
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query = fmt.Sprintf(`SELECT t.tag_name,t.tag_id FROM video_tags
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INNER JOIN tags t on video_tags.tag_id = t.tag_id
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WHERE %s
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GROUP BY t.tag_id`, ids)
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rows := database.Query(query)
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for rows.Next() {
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var tag types.Tag
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err := rows.Scan(&tag.TagName, &tag.TagId)
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if err != nil {
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panic(err.Error()) // proper Error handling instead of panic in your app
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}
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// append to final array
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result.Tags = append(result.Tags, tag)
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}
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context.Json(result)
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})
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/**
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* @api {post} /api/video [getSearchKeyWord]
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* @apiDescription Get videos for search keyword
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* @apiName getSearchKeyWord
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* @apiGroup video
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*
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* @apiParam {string} KeyWord Keyword to search for
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*
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* @apiSuccess {Object[]} . List of Videos
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* @apiSuccess {number} .MovieId Id of Video
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* @apiSuccess {String} .MovieName Name of video
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*/
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api.AddHandler("getSearchKeyWord", api.VideoNode, api.PermUser, func(context api.Context) {
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var args struct {
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KeyWord string
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}
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if api.DecodeRequest(context.GetRequest(), &args) != nil {
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context.Text("unable to decode request")
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return
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}
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query := fmt.Sprintf(`SELECT movie_id,movie_name FROM videos
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WHERE movie_name LIKE '%%%s%%'
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ORDER BY likes DESC, create_date DESC, movie_name`, args.KeyWord)
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context.Json(readVideosFromResultset(database.Query(query)))
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})
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}
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// function to handle stuff for loading specific videos and startdata
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func loadVideosHandlers() {
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/**
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* @api {post} /api/video [loadVideo]
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* @apiDescription Load all data for a specific video
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* @apiName loadVideo
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* @apiGroup video
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*
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* @apiParam {int} MovieId ID of video
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*
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* @apiSuccess {string} MovieName Videoname
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* @apiSuccess {uint32} MovieId Video ID
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* @apiSuccess {string} MovieUrl Url to video file
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* @apiSuccess {string} Poster Base64 encoded Poster
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* @apiSuccess {uint64} Likes Number of likes
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* @apiSuccess {uint16} Quality Video FrameWidth
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* @apiSuccess {uint16} Length Video Length in seconds
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*
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*
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* @apiSuccess {Object[]} Tags Array of tags of video
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* @apiSuccess {string} Tags.TagName Tagname
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* @apiSuccess {uint32} Tags.TagId Tag ID
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*
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* @apiSuccess {Object[]} SuggestedTag Array of tags for quick add suggestions
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* @apiSuccess {string} SuggestedTag.TagName Tagname
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* @apiSuccess {uint32} SuggestedTag.TagId Tag ID
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*
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* @apiSuccess {Object[]} Actors Array of Actors playing in this video
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* @apiSuccess {uint32} Actors.ActorId Actor Id
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* @apiSuccess {string} Actors.Name Actor Name
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* @apiSuccess {string} Actors.Thumbnail Portrait Thumbnail
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*/
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api.AddHandler("loadVideo", api.VideoNode, api.PermUser, func(context api.Context) {
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var args struct {
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MovieId int
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}
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if api.DecodeRequest(context.GetRequest(), &args) != nil {
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context.Text("unable to decode request")
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return
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}
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query := fmt.Sprintf(`SELECT movie_name,movie_url,movie_id,thumbnail,poster,likes,quality,length
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FROM videos WHERE movie_id=%d`, args.MovieId)
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var res types.FullVideoType
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var poster []byte
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var thumbnail []byte
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err := database.QueryRow(query).Scan(&res.MovieName, &res.MovieUrl, &res.MovieId, &thumbnail, &poster, &res.Likes, &res.Quality, &res.Length)
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if err != nil {
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fmt.Printf("Error getting full data list of videoid - %d", args.MovieId)
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fmt.Println(err.Error())
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return
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}
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// we ned to urlencode the movieurl
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res.MovieUrl = url.PathEscape(res.MovieUrl)
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// we need to stringify the pic byte array
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res.Poster = string(poster)
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// if poster in db is empty we use the thumbnail
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if res.Poster == "" {
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res.Poster = string(thumbnail)
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}
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// now add the tags of this video
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query = fmt.Sprintf(`SELECT t.tag_id, t.tag_name FROM video_tags
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INNER JOIN tags t on video_tags.tag_id = t.tag_id
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WHERE video_tags.video_id=%d
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GROUP BY t.tag_id`, args.MovieId)
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res.Tags = readTagsFromResultset(database.Query(query))
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query = fmt.Sprintf(`SELECT * FROM tags
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WHERE tag_id NOT IN (
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SELECT video_tags.tag_id FROM video_tags
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WHERE video_id=%d)
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ORDER BY rand()
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LIMIT 5`, args.MovieId)
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res.SuggestedTag = readTagsFromResultset(database.Query(query))
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// query the actors corresponding to video
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query = fmt.Sprintf(`SELECT a.actor_id, name, thumbnail FROM actors_videos
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JOIN actors a on actors_videos.actor_id = a.actor_id
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WHERE actors_videos.video_id=%d`, args.MovieId)
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res.Actors = readActorsFromResultset(database.Query(query))
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context.Json(res)
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})
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/**
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* @api {post} /api/video [getStartData]
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* @apiDescription Get general video informations at start
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* @apiName getStartData
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* @apiGroup video
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*
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* @apiSuccess {uint32} VideoNr Total nr of videos
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* @apiSuccess {uint32} FullHdNr number of FullHD videos
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* @apiSuccess {uint32} HDNr number of HD videos
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* @apiSuccess {uint32} SDNr number of SD videos
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* @apiSuccess {uint32} DifferentTags number of different Tags available
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* @apiSuccess {uint32} Tagged number of different Tags assigned
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*/
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api.AddHandler("getStartData", api.VideoNode, api.PermUser, func(context api.Context) {
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var result types.StartData
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// query settings and infotile values
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query := `
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SELECT (
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SELECT COUNT(*) FROM videos
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) AS videonr,
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(
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SELECT COUNT(*) FROM videos
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INNER JOIN video_tags vt on videos.movie_id = vt.video_id
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INNER JOIN tags t on vt.tag_id = t.tag_id
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) AS tagged,
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(
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SELECT COUNT(*) FROM video_tags as vt
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INNER JOIN tags t on vt.tag_id = t.tag_id
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WHERE t.tag_name='hd'
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) AS hd,
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(
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SELECT COUNT(*) FROM video_tags as vt
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INNER JOIN tags t on vt.tag_id = t.tag_id
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WHERE t.tag_name='fullhd'
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) AS fullhd,
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(
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SELECT COUNT(*) FROM video_tags as vt
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INNER JOIN tags t on vt.tag_id = t.tag_id
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WHERE t.tag_name='lowquality'
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) AS lq,
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(
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SELECT COUNT(*) as nr FROM tags
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) as tags
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LIMIT 1`
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_ = database.QueryRow(query).Scan(&result.VideoNr, &result.Tagged, &result.HDNr, &result.FullHdNr, &result.SDNr, &result.DifferentTags)
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context.Json(result)
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})
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}
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func addToVideoHandlers() {
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/**
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* @api {post} /api/video [addLike]
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* @apiDescription Add a like to a video
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* @apiName addLike
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* @apiGroup video
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*
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* @apiParam {int} MovieId ID of video
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*
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* @apiSuccess {string} result 'success' if successfully or Error message if not
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*/
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api.AddHandler("addLike", api.VideoNode, api.PermUser, func(context api.Context) {
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var args struct {
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MovieId int
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}
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if api.DecodeRequest(context.GetRequest(), &args) != nil {
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context.Text("unable to decode request")
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return
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}
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query := fmt.Sprintf("update videos set likes = likes + 1 where movie_id = %d", args.MovieId)
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context.Text(string(database.SuccessQuery(query)))
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})
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/**
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* @api {post} /api/video [deleteVideo]
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* @apiDescription Delete a specific video from database
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* @apiName deleteVideo
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* @apiGroup video
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*
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* @apiParam {int} MovieId ID of video
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* @apiParam {bool} FullyDelete Delete video from disk?
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*
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* @apiSuccess {string} result 'success' if successfully or Error message if not
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*/
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api.AddHandler("deleteVideo", api.VideoNode, api.PermUser, func(context api.Context) {
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var args struct {
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MovieId int
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FullyDelete bool
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}
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if api.DecodeRequest(context.GetRequest(), &args) != nil {
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context.Text("unable to decode request")
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return
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}
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// delete tag constraints
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query := fmt.Sprintf("DELETE FROM video_tags WHERE video_id=%d", args.MovieId)
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err := database.Edit(query)
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// delete actor constraints
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query = fmt.Sprintf("DELETE FROM actors_videos WHERE video_id=%d", args.MovieId)
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err = database.Edit(query)
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// respond only if result not successful
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if err != nil {
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context.Text(string(database.ManualSuccessResponse(err)))
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}
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// only allow deletion of video if cli flag is set, independent of passed api arg
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if config.GetConfig().Features.FullyDeletableVideos && args.FullyDelete {
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// get physical path of video to delete
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query = fmt.Sprintf("SELECT movie_url FROM videos WHERE movie_id=%d", args.MovieId)
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var vidpath string
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err := database.QueryRow(query).Scan(&vidpath)
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if err != nil {
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context.Text(string(database.ManualSuccessResponse(err)))
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}
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sett, videoprefix, _ := database.GetSettings()
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assembledPath := videoprefix + sett.VideoPath + vidpath
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err = os.Remove(assembledPath)
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if err != nil {
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fmt.Printf("unable to delete file: %s -- %s\n", assembledPath, err.Error())
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context.Text(string(database.ManualSuccessResponse(err)))
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}
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}
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// delete video row from db
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query = fmt.Sprintf("DELETE FROM videos WHERE movie_id=%d", args.MovieId)
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context.Text(string(database.SuccessQuery(query)))
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})
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}
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