feat: 添加 rsshub (#1232)

plugin/rsshub/domain/model.go

@@ -0,0 +1,118 @@
+package domain
+
+import (
+	"encoding/hex"
+	"hash/fnv"
+	"sort"
+	"time"
+)
+
+// ======== RSS ========[START]
+
+func genHashForFeedItem(link, guid string) string {
+	h := fnv.New32()
+	// 分三次写入数据：link、分隔符、guid
+	_, _ = h.Write([]byte(link))
+	_, _ = h.Write([]byte("||"))
+	_, _ = h.Write([]byte(guid))
+
+	encoded := hex.EncodeToString(h.Sum(nil))
+	return encoded
+}
+
+// RssClientView 频道视图
+type RssClientView struct {
+	Source   *RssSource
+	Contents []*RssContent
+}
+
+// ======== RSS ========[END]
+
+// ======== DB ========[START]
+
+const (
+	tableNameRssSource    = "rss_source"
+	tableNameRssContent   = "rss_content"
+	tableNameRssSubscribe = "rss_subscribe"
+)
+
+// RssSource RSS频道
+type RssSource struct {
+	// Id 自增id
+	ID int64 `gorm:"column:id;primary_key;AUTO_INCREMENT"`
+	// RssHubFeedPath 频道路由 用于区分rss_hub 不同的频道 例如: `/bangumi/tv/calendar/today`
+	RssHubFeedPath string `gorm:"column:rss_hub_feed_path;not null;unique;" json:"rss_hub_feed_path"`
+	// Title 频道标题
+	Title string `gorm:"column:title"        json:"title"`
+	// ChannelDesc 频道描述
+	ChannelDesc string `gorm:"column:channel_desc" json:"channel_desc"`
+	// ImageURL 频道图片
+	ImageURL string `gorm:"column:image_url"    json:"image_url"`
+	// Link 频道链接
+	Link string `gorm:"column:link"         json:"link"`
+	// UpdatedParsed RSS页面更新时间
+	UpdatedParsed time.Time `gorm:"column:updated_parsed" json:"updated_parsed"`
+	// Mtime update time
+	Mtime time.Time `gorm:"column:mtime;default:current_timestamp;" json:"mtime"`
+}
+
+// TableName ...
+func (RssSource) TableName() string {
+	return tableNameRssSource
+}
+
+// IfNeedUpdate ...
+func (r RssSource) IfNeedUpdate(cmp *RssSource) bool {
+	if r.Link != cmp.Link {
+		return false
+	}
+	return r.UpdatedParsed.Unix() < cmp.UpdatedParsed.Unix()
+}
+
+// RssContent 订阅的RSS频道的推送信息
+type RssContent struct {
+	// Id 自增id
+	ID          int64     `gorm:"column:id;primary_key;AUTO_INCREMENT"`
+	HashID      string    `gorm:"column:hash_id;unique"        json:"hash_id"`
+	RssSourceID int64     `gorm:"column:rss_source_id;not null"   json:"rss_source_id"`
+	Title       string    `gorm:"column:title"       json:"title"`
+	Description string    `gorm:"column:description" json:"description"`
+	Link        string    `gorm:"column:link"        json:"link"`
+	Date        time.Time `gorm:"column:date"        json:"date"`
+	Author      string    `gorm:"column:author"      json:"author"`
+	Thumbnail   string    `gorm:"column:thumbnail"   json:"thumbnail"`
+	Content     string    `gorm:"column:content"     json:"content"`
+	// Mtime update time
+	Mtime time.Time `gorm:"column:mtime;default:current_timestamp;" json:"mtime"`
+}
+
+// TableName ...
+func (RssContent) TableName() string {
+	return tableNameRssContent
+}
+
+// Sort ... order by Date desc
+func (r *RssClientView) Sort() {
+	sort.Slice(r.Contents, func(i, j int) bool {
+		return r.Contents[i].Date.Unix() > r.Contents[j].Date.Unix()
+	})
+}
+
+// RssSubscribe 订阅关系表：群组-RSS频道
+type RssSubscribe struct {
+	// Id 自增id
+	ID int64 `gorm:"column:id;primary_key;AUTO_INCREMENT"`
+	// 订阅群组
+	GroupID int64 `gorm:"column:group_id;not null;uniqueIndex:uk_sid_gid"`
+	// 订阅频道
+	RssSourceID int64 `gorm:"column:rss_source_id;not null;uniqueIndex:uk_sid_gid"`
+	// Mtime update time
+	Mtime time.Time `gorm:"column:mtime;default:current_timestamp;" json:"mtime"`
+}
+
+// TableName ...
+func (RssSubscribe) TableName() string {
+	return tableNameRssSubscribe
+}
+
+// ======== DB ========[END]