116 lines
2.7 KiB
Go
116 lines
2.7 KiB
Go
package discord
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import (
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"context"
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"net/url"
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"regexp"
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"strings"
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"git.handmade.network/hmn/hmn/src/oops"
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)
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var reDiscordMessageLink = regexp.MustCompile(`https?://.+?(\s|$)`)
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func (bot *discordBotInstance) processShowcaseMsg(ctx context.Context, msg *Message) error {
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switch msg.Type {
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case MessageTypeDefault, MessageTypeReply, MessageTypeApplicationCommand:
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default:
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return nil
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}
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hasGoodContent := true
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if originalMessageHasField(msg, "content") && !messageHasLinks(msg.Content) {
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hasGoodContent = false
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}
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hasGoodAttachments := true
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if originalMessageHasField(msg, "attachments") && len(msg.Attachments) == 0 {
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hasGoodAttachments = false
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}
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if !hasGoodContent && !hasGoodAttachments {
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err := DeleteMessage(ctx, msg.ChannelID, msg.ID)
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if err != nil {
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return oops.New(err, "failed to delete message")
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}
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if msg.Author != nil && !msg.Author.IsBot {
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channel, err := CreateDM(ctx, msg.Author.ID)
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if err != nil {
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return oops.New(err, "failed to create DM channel")
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}
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err = SendMessages(ctx, bot.dbConn, MessageToSend{
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ChannelID: channel.ID,
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Req: CreateMessageRequest{
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Content: "Posts in #project-showcase are required to have either an image/video or a link. Discuss showcase content in #projects.",
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},
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})
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if err != nil {
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return oops.New(err, "failed to send showcase warning message")
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}
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}
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}
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return nil
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}
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func (bot *discordBotInstance) processLibraryMsg(ctx context.Context, msg *Message) error {
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switch msg.Type {
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case MessageTypeDefault, MessageTypeReply, MessageTypeApplicationCommand:
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default:
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return nil
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}
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if !originalMessageHasField(msg, "content") {
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return nil
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}
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if !messageHasLinks(msg.Content) {
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err := DeleteMessage(ctx, msg.ChannelID, msg.ID)
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if err != nil {
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return oops.New(err, "failed to delete message")
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}
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if msg.Author != nil && !msg.Author.IsBot {
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channel, err := CreateDM(ctx, msg.Author.ID)
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if err != nil {
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return oops.New(err, "failed to create DM channel")
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}
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err = SendMessages(ctx, bot.dbConn, MessageToSend{
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ChannelID: channel.ID,
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Req: CreateMessageRequest{
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Content: "Posts in #the-library are required to have a link. Discuss library content in other relevant channels.",
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},
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})
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if err != nil {
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return oops.New(err, "failed to send showcase warning message")
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}
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}
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}
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return nil
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}
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func messageHasLinks(content string) bool {
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links := reDiscordMessageLink.FindAllString(content, -1)
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for _, link := range links {
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_, err := url.Parse(strings.TrimSpace(link))
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if err == nil {
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return true
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}
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}
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return false
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}
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func originalMessageHasField(msg *Message, field string) bool {
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if msg.originalMap == nil {
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return false
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}
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_, ok := msg.originalMap[field]
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return ok
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}
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