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fix: utils IsValidHTML, uses golang net html parse (#28)

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This commit is contained in:
Douglas Paz
2025-07-16 15:15:38 -03:00
committed by GitHub
parent dc3cb3be92
commit bc53fbab1a
1 changed files with 7 additions and 16 deletions
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23
utils/util.go
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@@ -1,6 +1,9 @@
package utils
import "regexp"
import (
"strings"
"golang.org/x/net/html"
)
func Filter[A any](arr []A, f func(A) bool) []A {
var res []A
@@ -14,19 +17,7 @@ func Filter[A any](arr []A, f func(A) bool) []A {
}
func IsValidHTML(input string) bool {
// Check for <!DOCTYPE> declaration (case-insensitive)
doctypeRegex := regexp.MustCompile(`(?i)<!DOCTYPE\s+html>`)
if !doctypeRegex.MatchString(input) {
return false
}
// Check for <html> and </html> tags (case-insensitive)
htmlTagRegex := regexp.MustCompile(`(?i)<html[\s\S]*?>[\s\S]*?</html>`)
if !htmlTagRegex.MatchString(input) {
return false
}
// Check for <body> and </body> tags (case-insensitive)
bodyTagRegex := regexp.MustCompile(`(?i)<body[\s\S]*?>[\s\S]*?</body>`)
return bodyTagRegex.MatchString(input)
r := strings.NewReader(input)
_, err := html.Parse(r)
return err == nil
}