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Refactor markup render system (#32533)

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Remove unmaintainable sanitizer rules. No need to add special "class"
regexp rules anymore, use RenderInternal.SafeAttr instead, more details
(and examples) are in the tests
This commit is contained in:
wxiaoguang
2024-11-18 13:25:42 +08:00
committed by GitHub
parent 4f879a00df
commit 8a20fba8eb
42 changed files with 568 additions and 508 deletions
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11
modules/markup/csv/csv.go
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@ -7,7 +7,6 @@ import (
"bufio"
"html"
"io"
"regexp"
"strconv"
"code.gitea.io/gitea/modules/csv"
@ -37,9 +36,9 @@ func (Renderer) Extensions() []string {
// SanitizerRules implements markup.Renderer
func (Renderer) SanitizerRules() []setting.MarkupSanitizerRule {
return []setting.MarkupSanitizerRule{
{Element: "table", AllowAttr: "class", Regexp: regexp.MustCompile(`data-table`)},
{Element: "th", AllowAttr: "class", Regexp: regexp.MustCompile(`line-num`)},
{Element: "td", AllowAttr: "class", Regexp: regexp.MustCompile(`line-num`)},
{Element: "table", AllowAttr: "class", Regexp: `^data-table$`},
{Element: "th", AllowAttr: "class", Regexp: `^line-num$`},
{Element: "td", AllowAttr: "class", Regexp: `^line-num$`},
}
}
@ -51,13 +50,13 @@ func writeField(w io.Writer, element, class, field string) error {
return err
}
if len(class) > 0 {
if _, err := io.WriteString(w, " class=\""); err != nil {
if _, err := io.WriteString(w, ` class="`); err != nil {
return err
}
if _, err := io.WriteString(w, class); err != nil {
return err
}
if _, err := io.WriteString(w, "\""); err != nil {
if _, err := io.WriteString(w, `"`); err != nil {
return err
}
}