|
|
@ -9,7 +9,6 @@ import (
|
|
|
|
"regexp"
|
|
|
|
"regexp"
|
|
|
|
"sync"
|
|
|
|
"sync"
|
|
|
|
|
|
|
|
|
|
|
|
"code.gitea.io/gitea/modules/log"
|
|
|
|
|
|
|
|
"code.gitea.io/gitea/modules/setting"
|
|
|
|
"code.gitea.io/gitea/modules/setting"
|
|
|
|
|
|
|
|
|
|
|
|
"github.com/microcosm-cc/bluemonday"
|
|
|
|
"github.com/microcosm-cc/bluemonday"
|
|
|
@ -28,7 +27,6 @@ var sanitizer = &Sanitizer{}
|
|
|
|
// Multiple calls to this function will only create one instance of Sanitizer during
|
|
|
|
// Multiple calls to this function will only create one instance of Sanitizer during
|
|
|
|
// entire application lifecycle.
|
|
|
|
// entire application lifecycle.
|
|
|
|
func NewSanitizer() {
|
|
|
|
func NewSanitizer() {
|
|
|
|
log.Trace("Markdown: sanitizer initialization requested")
|
|
|
|
|
|
|
|
sanitizer.init.Do(func() {
|
|
|
|
sanitizer.init.Do(func() {
|
|
|
|
sanitizer.policy = bluemonday.UGCPolicy()
|
|
|
|
sanitizer.policy = bluemonday.UGCPolicy()
|
|
|
|
// We only want to allow HighlightJS specific classes for code blocks
|
|
|
|
// We only want to allow HighlightJS specific classes for code blocks
|
|
|
@ -40,16 +38,12 @@ func NewSanitizer() {
|
|
|
|
|
|
|
|
|
|
|
|
// Custom URL-Schemes
|
|
|
|
// Custom URL-Schemes
|
|
|
|
sanitizer.policy.AllowURLSchemes(setting.Markdown.CustomURLSchemes...)
|
|
|
|
sanitizer.policy.AllowURLSchemes(setting.Markdown.CustomURLSchemes...)
|
|
|
|
|
|
|
|
|
|
|
|
log.Trace("Markdown: sanitizer initialized")
|
|
|
|
|
|
|
|
})
|
|
|
|
})
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// Sanitize takes a string that contains a HTML fragment or document and applies policy whitelist.
|
|
|
|
// Sanitize takes a string that contains a HTML fragment or document and applies policy whitelist.
|
|
|
|
func Sanitize(s string) string {
|
|
|
|
func Sanitize(s string) string {
|
|
|
|
if sanitizer.policy == nil {
|
|
|
|
|
|
|
|
NewSanitizer()
|
|
|
|
NewSanitizer()
|
|
|
|
}
|
|
|
|
|
|
|
|
return sanitizer.policy.Sanitize(s)
|
|
|
|
return sanitizer.policy.Sanitize(s)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
@ -59,8 +53,6 @@ func SanitizeBytes(b []byte) []byte {
|
|
|
|
// nothing to sanitize
|
|
|
|
// nothing to sanitize
|
|
|
|
return b
|
|
|
|
return b
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if sanitizer.policy == nil {
|
|
|
|
|
|
|
|
NewSanitizer()
|
|
|
|
NewSanitizer()
|
|
|
|
}
|
|
|
|
|
|
|
|
return sanitizer.policy.SanitizeBytes(b)
|
|
|
|
return sanitizer.policy.SanitizeBytes(b)
|
|
|
|
}
|
|
|
|
}
|
|
|
|