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podgrab/controllers/podcast.go

646 lines
16 KiB

package controllers
import (
"fmt"
"log"
"net/http"
"os"
"path"
"strings"
"github.com/akhilrex/podgrab/model"
"github.com/akhilrex/podgrab/service"
"github.com/gin-contrib/location"
"github.com/akhilrex/podgrab/db"
"github.com/gin-gonic/gin"
)
const (
DateAdded = "dateadded"
Name = "name"
LastEpisode = "lastepisode"
)
const (
Asc = "asc"
Desc = "desc"
)
type SearchQuery struct {
Q string `binding:"required" form:"q"`
Type string `form:"type"`
}
type PodcastListQuery struct {
Sort string `uri:"sort" query:"sort" json:"sort" form:"sort" default:"created_at"`
Order string `uri:"order" query:"order" json:"order" form:"order" default:"asc"`
}
type SearchByIdQuery struct {
Id string `binding:"required" uri:"id" json:"id" form:"id"`
}
type AddRemoveTagQuery struct {
Id string `binding:"required" uri:"id" json:"id" form:"id"`
TagId string `binding:"required" uri:"tagId" json:"tagId" form:"tagId"`
}
type PatchPodcastItem struct {
IsPlayed bool `json:"isPlayed" form:"isPlayed" query:"isPlayed"`
Title string `form:"title" json:"title" query:"title"`
}
type AddPodcastData struct {
Url string `binding:"required" form:"url" json:"url"`
}
type AddTagData struct {
Label string `binding:"required" form:"label" json:"label"`
Description string `form:"description" json:"description"`
}
func GetAllPodcasts(c *gin.Context) {
var podcastListQuery PodcastListQuery
if c.ShouldBindQuery(&podcastListQuery) == nil {
var order = strings.ToLower(podcastListQuery.Order)
var sorting = "created_at"
switch sort := strings.ToLower(podcastListQuery.Sort); sort {
case DateAdded:
sorting = "created_at"
case Name:
sorting = "title"
case LastEpisode:
sorting = "last_episode"
}
if order == Desc {
sorting = fmt.Sprintf("%s desc", sorting)
}
c.JSON(200, service.GetAllPodcasts(sorting))
}
}
func GetPodcastById(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
var podcast db.Podcast
err := db.GetPodcastById(searchByIdQuery.Id, &podcast)
fmt.Println(err)
c.JSON(200, podcast)
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func PausePodcastById(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
err := service.TogglePodcastPause(searchByIdQuery.Id, true)
if err != nil {
c.JSON(http.StatusBadRequest, err)
return
}
c.JSON(200, gin.H{})
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func UnpausePodcastById(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
err := service.TogglePodcastPause(searchByIdQuery.Id, false)
if err != nil {
c.JSON(http.StatusBadRequest, err)
return
}
c.JSON(200, gin.H{})
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func DeletePodcastById(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
service.DeletePodcast(searchByIdQuery.Id, true)
c.JSON(http.StatusNoContent, gin.H{})
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func DeleteOnlyPodcastById(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
service.DeletePodcast(searchByIdQuery.Id, false)
c.JSON(http.StatusNoContent, gin.H{})
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func DeletePodcastEpisodesById(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
service.DeletePodcastEpisodes(searchByIdQuery.Id)
c.JSON(http.StatusNoContent, gin.H{})
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func DeletePodcasDeleteOnlyPodcasttEpisodesById(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
service.DeletePodcastEpisodes(searchByIdQuery.Id)
c.JSON(http.StatusNoContent, gin.H{})
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func GetPodcastItemsByPodcastId(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
var podcastItems []db.PodcastItem
err := db.GetAllPodcastItemsByPodcastId(searchByIdQuery.Id, &podcastItems)
fmt.Println(err)
c.JSON(200, podcastItems)
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func DownloadAllEpisodesByPodcastId(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
err := service.SetAllEpisodesToDownload(searchByIdQuery.Id)
fmt.Println(err)
go service.RefreshEpisodes()
c.JSON(200, gin.H{})
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func GetAllPodcastItems(c *gin.Context) {
var filter model.EpisodesFilter
err := c.ShouldBindQuery(&filter)
if err != nil {
fmt.Println(err.Error())
}
filter.VerifyPaginationValues()
if podcastItems, totalCount, err := db.GetPaginatedPodcastItemsNew(filter); err == nil {
filter.SetCounts(totalCount)
toReturn := gin.H{
"podcastItems": podcastItems,
"filter": &filter,
}
c.JSON(http.StatusOK, toReturn)
} else {
c.JSON(http.StatusBadRequest, err)
}
}
func GetPodcastItemById(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
var podcast db.PodcastItem
err := db.GetPodcastItemById(searchByIdQuery.Id, &podcast)
fmt.Println(err)
c.JSON(200, podcast)
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func GetPodcastItemImageById(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
var podcast db.PodcastItem
err := db.GetPodcastItemById(searchByIdQuery.Id, &podcast)
if err == nil {
if _, err = os.Stat(podcast.LocalImage); os.IsNotExist(err) {
c.Redirect(302, podcast.Image)
} else {
c.File(podcast.LocalImage)
}
}
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func GetPodcastImageById(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
var podcast db.Podcast
err := db.GetPodcastById(searchByIdQuery.Id, &podcast)
if err == nil {
localPath := service.GetPodcastLocalImagePath(podcast.Image, podcast.Title)
if _, err = os.Stat(localPath); os.IsNotExist(err) {
c.Redirect(302, podcast.Image)
} else {
c.File(localPath)
}
}
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func GetPodcastItemFileById(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
var podcast db.PodcastItem
err := db.GetPodcastItemById(searchByIdQuery.Id, &podcast)
if err == nil {
if _, err = os.Stat(podcast.DownloadPath); !os.IsNotExist(err) {
c.Header("Content-Description", "File Transfer")
c.Header("Content-Transfer-Encoding", "binary")
c.Header("Content-Disposition", "attachment; filename="+path.Base(podcast.DownloadPath))
c.Header("Content-Type", GetFileContentType(podcast.DownloadPath))
c.File(podcast.DownloadPath)
} else {
c.Redirect(302, podcast.FileURL)
}
}
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func GetFileContentType(filePath string) string {
file, err := os.Open(filePath)
if err != nil {
return "application/octet-stream"
}
defer file.Close()
buffer := make([]byte, 512)
if _, err := file.Read(buffer); err != nil {
return "application/octet-stream"
}
return http.DetectContentType(buffer)
}
func MarkPodcastItemAsUnplayed(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
service.SetPodcastItemPlayedStatus(searchByIdQuery.Id, false)
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func MarkPodcastItemAsPlayed(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
service.SetPodcastItemPlayedStatus(searchByIdQuery.Id, true)
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func BookmarkPodcastItem(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
service.SetPodcastItemBookmarkStatus(searchByIdQuery.Id, true)
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func UnbookmarkPodcastItem(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
service.SetPodcastItemBookmarkStatus(searchByIdQuery.Id, false)
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func PatchPodcastItemById(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
var podcast db.PodcastItem
err := db.GetPodcastItemById(searchByIdQuery.Id, &podcast)
if err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
return
}
var input PatchPodcastItem
if err := c.ShouldBindJSON(&input); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
db.DB.Model(&podcast).Updates(input)
c.JSON(200, podcast)
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func DownloadPodcastItem(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
go service.DownloadSingleEpisode(searchByIdQuery.Id)
c.JSON(200, gin.H{})
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func DeletePodcastItem(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
go service.DeleteEpisodeFile(searchByIdQuery.Id)
c.JSON(200, gin.H{})
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func AddPodcast(c *gin.Context) {
var addPodcastData AddPodcastData
err := c.ShouldBindJSON(&addPodcastData)
if err == nil {
pod, err := service.AddPodcast(addPodcastData.Url)
if err == nil {
go service.RefreshEpisodes()
c.JSON(200, pod)
} else {
if v, ok := err.(*model.PodcastAlreadyExistsError); ok {
c.JSON(409, gin.H{"message": v.Error()})
} else {
log.Println(err.Error())
c.JSON(http.StatusBadRequest, gin.H{"message": err.Error()})
}
}
} else {
log.Println(err.Error())
c.JSON(http.StatusBadRequest, gin.H{"message": err.Error()})
}
}
func GetAllTags(c *gin.Context) {
tags, err := db.GetAllTags("")
if err != nil {
c.JSON(http.StatusBadRequest, gin.H{"message": err.Error()})
} else {
c.JSON(200, tags)
}
}
func GetTagById(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
tag, err := db.GetTagById(searchByIdQuery.Id)
if err == nil {
c.JSON(200, tag)
}
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func getBaseUrl(c *gin.Context) string {
setting := c.MustGet("setting").(*db.Setting)
if setting.BaseUrl == "" {
url := location.Get(c)
return fmt.Sprintf("%s://%s", url.Scheme, url.Host)
}
return setting.BaseUrl
}
func createRss(items []db.PodcastItem, title, description, image string, c *gin.Context) model.RssPodcastData {
var rssItems []model.RssItem
url := getBaseUrl(c)
for _, item := range items {
rssItem := model.RssItem{
Title: item.Title,
Description: item.Summary,
Summary: item.Summary,
Image: model.RssItemImage{
Text: item.Title,
Href: fmt.Sprintf("%s/podcastitems/%s/image", url, item.ID),
},
EpisodeType: item.EpisodeType,
Enclosure: model.RssItemEnclosure{
URL: fmt.Sprintf("%s/podcastitems/%s/file", url, item.ID),
Length: fmt.Sprint(item.FileSize),
Type: "audio/mpeg",
},
PubDate: item.PubDate.Format("Mon, 02 Jan 2006 15:04:05 -0700"),
Guid: model.RssItemGuid{
IsPermaLink: "false",
Text: item.ID,
},
Link: fmt.Sprintf("%s/allTags", url),
Text: item.Title,
Duration: fmt.Sprint(item.Duration),
}
rssItems = append(rssItems, rssItem)
}
imagePath := fmt.Sprintf("%s/webassets/blank.png", url)
if image != "" {
imagePath = image
}
return model.RssPodcastData{
Itunes: "http://www.itunes.com/dtds/podcast-1.0.dtd",
Media: "http://search.yahoo.com/mrss/",
Version: "2.0",
Atom: "http://www.w3.org/2005/Atom",
Psc: "https://podlove.org/simple-chapters/",
Content: "http://purl.org/rss/1.0/modules/content/",
Channel: model.RssChannel{
Item: rssItems,
Title: title,
Description: description,
Summary: description,
Author: "Podgrab Aggregation",
Link: fmt.Sprintf("%s/allTags", url),
Image: model.RssItemImage{Text: title, URL: imagePath},
},
}
}
func GetRssForPodcastById(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
var podcast db.Podcast
err := db.GetPodcastById(searchByIdQuery.Id, &podcast)
if err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
var podIds []string
podIds = append(podIds, searchByIdQuery.Id)
items := *service.GetAllPodcastItemsByPodcastIds(podIds)
description := podcast.Summary
title := podcast.Title
if err == nil {
c.XML(200, createRss(items, title, description, podcast.Image, c))
}
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func GetRssForTagById(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
tag, err := db.GetTagById(searchByIdQuery.Id)
var podIds []string
for _, pod := range tag.Podcasts {
podIds = append(podIds, pod.ID)
}
items := *service.GetAllPodcastItemsByPodcastIds(podIds)
description := fmt.Sprintf("Playing episodes with tag : %s", tag.Label)
title := fmt.Sprintf(" %s | Podgrab", tag.Label)
if err == nil {
c.XML(200, createRss(items, title, description, "", c))
}
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func GetRss(c *gin.Context) {
var items []db.PodcastItem
if err := db.GetAllPodcastItems(&items); err != nil {
fmt.Println(err.Error())
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
title := "Podgrab"
description := "Pograb playlist"
c.XML(200, createRss(items, title, description, "", c))
}
func DeleteTagById(c *gin.Context) {
var searchByIdQuery SearchByIdQuery
if c.ShouldBindUri(&searchByIdQuery) == nil {
err := service.DeleteTag(searchByIdQuery.Id)
if err == nil {
c.JSON(http.StatusNoContent, gin.H{})
}
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func AddTag(c *gin.Context) {
var addTagData AddTagData
err := c.ShouldBindJSON(&addTagData)
if err == nil {
tag, err := service.AddTag(addTagData.Label, addTagData.Description)
if err == nil {
c.JSON(200, tag)
} else {
if v, ok := err.(*model.TagAlreadyExistsError); ok {
c.JSON(409, gin.H{"message": v.Error()})
} else {
log.Println(err.Error())
c.JSON(http.StatusBadRequest, gin.H{"message": err.Error()})
}
}
} else {
log.Println(err.Error())
c.JSON(http.StatusBadRequest, gin.H{"message": err.Error()})
}
}
func AddTagToPodcast(c *gin.Context) {
var addRemoveTagQuery AddRemoveTagQuery
if c.ShouldBindUri(&addRemoveTagQuery) == nil {
err := db.AddTagToPodcast(addRemoveTagQuery.Id, addRemoveTagQuery.TagId)
if err == nil {
c.JSON(200, gin.H{})
}
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func RemoveTagFromPodcast(c *gin.Context) {
var addRemoveTagQuery AddRemoveTagQuery
if c.ShouldBindUri(&addRemoveTagQuery) == nil {
err := db.RemoveTagFromPodcast(addRemoveTagQuery.Id, addRemoveTagQuery.TagId)
if err == nil {
c.JSON(200, gin.H{})
}
} else {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request"})
}
}
func UpdateSetting(c *gin.Context) {
var model SettingModel
err := c.ShouldBind(&model)
if err == nil {
err = service.UpdateSettings(model.DownloadOnAdd, model.InitialDownloadCount,
model.AutoDownload, model.AppendDateToFileName, model.AppendEpisodeNumberToFileName,
model.DarkMode, model.DownloadEpisodeImages, model.GenerateNFOFile, model.DontDownloadDeletedFromDisk, model.BaseUrl)
if err == nil {
c.JSON(200, gin.H{"message": "Success"})
} else {
c.JSON(http.StatusBadRequest, err)
}
} else {
fmt.Println(err.Error())
c.JSON(http.StatusBadRequest, err)
}
}