BareRTC/client/utils.go

41 lines
1.1 KiB
Go

package client
import (
"fmt"
"regexp"
"strings"
)
var (
reHTML = regexp.MustCompile(`<(.|\n)+?>`)
reIMG = regexp.MustCompile(`<img .+?>`)
)
// StripHTML removes HTML content from a message.
func StripHTML(s string) string {
s = reIMG.ReplaceAllString(s, "inline embedded image")
return strings.TrimSpace(reHTML.ReplaceAllString(s, ""))
}
// AtMentioned checks if somebody has "at mentioned" your username (having your
// name at the beginning or end of their message). Returns whether the at mention
// was detected, along with the modified message without the at mention name on the
// end of it.
func AtMentioned(c *Client, message string) (bool, string) {
// Patterns to look for.
var (
reAtMention = regexp.MustCompile(
fmt.Sprintf(`^@?%s|@?%s$`, c.Username(), c.Username()),
)
)
m := reAtMention.FindStringSubmatch(message)
if m != nil {
// Found a match! Sub off the at mentioned part and return.
message = strings.TrimSpace(reAtMention.ReplaceAllString(message, ""))
if len(message) > 0 {
return true, message
}
}
return false, message
}