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package main
import "fmt"
import "database/sql"
import _ "github.com/lib/pq"
func WriteObjectToCache(db *sql.DB, obj ObjectBase) ObjectBase {
if len(obj.Attachment) > 0 {
if obj.Preview.Href != "" {
WritePreviewToCache(db, *obj.Preview)
}
for i, _ := range obj.Attachment {
WriteAttachmentToCache(db, obj.Attachment[i])
WriteActivitytoCacheWithAttachment(db, obj, obj.Attachment[i], *obj.Preview)
}
} else {
WriteActivitytoCache(db, obj)
}
WriteObjectReplyToDB(db, obj)
if obj.Replies != nil {
for _, e := range obj.Replies.OrderedItems {
WriteObjectToCache(db, e)
}
}
return obj
}
func WriteActorObjectToCache(db *sql.DB, obj ObjectBase) ObjectBase {
if len(obj.Attachment) > 0 {
if obj.Preview.Href != "" {
WritePreviewToCache(db, *obj.Preview)
}
for i, _ := range obj.Attachment {
WriteAttachmentToCache(db, obj.Attachment[i])
WriteActivitytoCacheWithAttachment(db, obj, obj.Attachment[i], *obj.Preview)
}
} else {
WriteActivitytoCache(db, obj)
}
WriteActorObjectReplyToDB(db, obj)
if obj.Replies != nil {
for _, e := range obj.Replies.OrderedItems {
WriteActorObjectToCache(db, e)
}
}
return obj
}
func WriteActivitytoCache(db *sql.DB, obj ObjectBase) {
obj.Name = EscapeString(obj.Name)
obj.Content = EscapeString(obj.Content)
obj.AttributedTo = EscapeString(obj.AttributedTo)
query := `select id from cacheactivitystream where id=$1`
rows, err := db.Query(query, obj.Id)
CheckError(err, "error selecting obj id from cache")
var id string
defer rows.Close()
rows.Next()
rows.Scan(&id)
if id != "" {
return
}
query = `insert into cacheactivitystream (id, type, name, content, published, updated, attributedto, actor, tripcode, sensitive) values ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10)`
_, e := db.Exec(query, obj.Id ,obj.Type, obj.Name, obj.Content, obj.Published, obj.Published, obj.AttributedTo, obj.Actor.Id, obj.TripCode, obj.Sensitive)
if e != nil{
fmt.Println("error inserting new activity cache")
panic(e)
}
}
func WriteActivitytoCacheWithAttachment(db *sql.DB, obj ObjectBase, attachment ObjectBase, preview NestedObjectBase) {
obj.Name = EscapeString(obj.Name)
obj.Content = EscapeString(obj.Content)
obj.AttributedTo = EscapeString(obj.AttributedTo)
query := `select id from cacheactivitystream where id=$1`
rows, err := db.Query(query, obj.Id)
CheckError(err, "error selecting activity with attachment obj id cache")
var id string
defer rows.Close()
rows.Next()
rows.Scan(&id)
if id != "" {
return
}
query = `insert into cacheactivitystream (id, type, name, content, attachment, preview, published, updated, attributedto, actor, tripcode, sensitive) values ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12)`
_, e := db.Exec(query, obj.Id ,obj.Type, obj.Name, obj.Content, attachment.Id, preview.Id, obj.Published, obj.Published, obj.AttributedTo, obj.Actor.Id, obj.TripCode, obj.Sensitive)
if e != nil{
fmt.Println("error inserting new activity with attachment cache")
panic(e)
}
}
func WriteAttachmentToCache(db *sql.DB, obj ObjectBase) {
query := `select id from cacheactivitystream where id=$1`
rows, err := db.Query(query, obj.Id)
CheckError(err, "error selecting attachment obj id cache")
var id string
defer rows.Close()
rows.Next()
rows.Scan(&id)
if id != "" {
return
}
query = `insert into cacheactivitystream (id, type, name, href, published, updated, attributedTo, mediatype, size) values ($1, $2, $3, $4, $5, $6, $7, $8, $9)`
_, e := db.Exec(query, obj.Id ,obj.Type, obj.Name, obj.Href, obj.Published, obj.Published, obj.AttributedTo, obj.MediaType, obj.Size)
if e != nil{
fmt.Println("error inserting new attachment cache")
panic(e)
}
}
func WritePreviewToCache(db *sql.DB, obj NestedObjectBase) {
query := `select id from cacheactivitystream where id=$1`
rows, err := db.Query(query, obj.Id)
CheckError(err, "error selecting preview obj id cache")
var id string
defer rows.Close()
rows.Next()
rows.Scan(&id)
if id != "" {
return
}
query = `insert into cacheactivitystream (id, type, name, href, published, updated, attributedTo, mediatype, size) values ($1, $2, $3, $4, $5, $6, $7, $8, $9)`
_, e := db.Exec(query, obj.Id ,obj.Type, obj.Name, obj.Href, obj.Published, obj.Published, obj.AttributedTo, obj.MediaType, obj.Size)
if e != nil{
fmt.Println("error inserting new preview cache")
panic(e)
}
}
func WriteObjectReplyToCache(db *sql.DB, obj ObjectBase) {
for i, e := range obj.InReplyTo {
if(i == 0 || IsReplyInThread(db, obj.InReplyTo[0].Id, e.Id)){
query := `select id from replies where id=$1`
rows, err := db.Query(query, obj.Id)
CheckError(err, "error selecting obj id cache reply")
var id string
defer rows.Close()
rows.Next()
rows.Scan(&id)
if id != "" {
return
}
query = `insert into cachereplies (id, inreplyto) values ($1, $2)`
_, err = db.Exec(query, obj.Id, e.Id)
if err != nil{
fmt.Println("error inserting replies cache")
panic(err)
}
}
}
if len(obj.InReplyTo) < 1 {
query := `insert into cachereplies (id, inreplyto) values ($1, $2)`
_, err := db.Exec(query, obj.Id, "")
if err != nil{
fmt.Println("error inserting replies cache")
panic(err)
}
}
}
func WriteObjectReplyCache(db *sql.DB, obj ObjectBase) {
if obj.Replies != nil {
for _, e := range obj.Replies.OrderedItems {
query := `select inreplyto from cachereplies where id=$1`
rows, err := db.Query(query, obj.Id)
CheckError(err, "error selecting obj id cache reply")
var inreplyto string
defer rows.Close()
rows.Next()
rows.Scan(&inreplyto)
if inreplyto != "" {
return
}
query = `insert into cachereplies (id, inreplyto) values ($1, $2)`
_, err = db.Exec(query, e.Id, obj.Id)
if err != nil{
fmt.Println("error inserting replies cache")
panic(err)
}
if !IsObjectLocal(db, e.Id) {
WriteObjectToCache(db, e)
}
}
return
}
}
func WriteActorToCache(db *sql.DB, actorID string) {
actor := GetActor(actorID)
collection := GetActorCollection(actor.Outbox)
for _, e := range collection.OrderedItems {
WriteActorObjectToCache(db, e)
}
}
func DeleteActorCache(db *sql.DB, actorID string) {
query := `select id from cacheactivitystream where id in (select id from cacheactivitystream where actor=$1)`
rows, err := db.Query(query, actorID)
CheckError(err, "error selecting actors activity from cache")
defer rows.Close()
for rows.Next() {
var id string
rows.Scan(&id)
DeleteObject(db, id)
}
}
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