/
formatter.go
91 lines (80 loc) · 2.53 KB
/
formatter.go
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package internal
import (
"github.com/duo/matrix-qq/internal/types"
"github.com/Mrs4s/MiraiGo/message"
"maunium.net/go/mautrix/format"
"maunium.net/go/mautrix/id"
)
const qqElementsContextKey = "me.lxduo.qq.elements"
type Formatter struct {
bridge *QQBridge
matrixHTMLParser *format.HTMLParser
}
func NewFormatter(br *QQBridge) *Formatter {
formatter := &Formatter{
bridge: br,
matrixHTMLParser: &format.HTMLParser{
TabsToSpaces: 4,
Newline: "\n",
PillConverter: func(displayname, mxid, eventID string, ctx format.Context) string {
if mxid[0] == '@' {
puppet := br.GetPuppetByMXID(id.UserID(mxid))
if puppet != nil {
elems, ok := ctx.ReturnData[qqElementsContextKey].([]message.IMessageElement)
if ok {
content := elems[len(elems)-1].(*message.TextElement).Content
modifiedContent := content[:len(content)-len(displayname)]
elems[len(elems)-1] = message.NewText(modifiedContent)
ctx.ReturnData[qqElementsContextKey] = append(elems, message.NewAt(
puppet.UID.IntUin(), "@"+puppet.UID.Uin,
))
}
return "@" + puppet.UID.Uin
}
}
return mxid
},
TextConverter: func(text string, ctx format.Context) string {
elems, ok := ctx.ReturnData[qqElementsContextKey].([]message.IMessageElement)
if !ok {
ctx.ReturnData[qqElementsContextKey] = []message.IMessageElement{message.NewText(text)}
} else {
lastElem := elems[len(elems)-1]
if e, ok := lastElem.(*message.TextElement); ok {
elems[len(elems)-1] = message.NewText(e.Content + text)
ctx.ReturnData[qqElementsContextKey] = elems
} else {
ctx.ReturnData[qqElementsContextKey] = append(elems, message.NewText(text))
}
}
return text
},
},
}
return formatter
}
func (f *Formatter) GetMatrixInfoByUID(roomID id.RoomID, uid types.UID) (id.UserID, string) {
var mxid id.UserID
var displayname string
if puppet := f.bridge.GetPuppetByUID(uid); puppet != nil {
mxid = puppet.MXID
displayname = puppet.Displayname
}
if user := f.bridge.GetUserByUID(uid); user != nil {
mxid = user.MXID
member := f.bridge.StateStore.GetMember(roomID, user.MXID)
if len(member.Displayname) > 0 {
displayname = member.Displayname
}
}
return mxid, displayname
}
func (f *Formatter) ParseMatrix(html string) []message.IMessageElement {
ctx := format.NewContext()
f.matrixHTMLParser.Parse(html, ctx)
if elems, ok := ctx.ReturnData[qqElementsContextKey]; ok {
return elems.([]message.IMessageElement)
} else {
return []message.IMessageElement{}
}
}