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feat(pdfengines): new form field autoIndexBookmarks for the merge route

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This commit is contained in:
Julien Neuhart
2026-03-06 13:51:51 +01:00
parent 874e78c6cd
commit 59f96358c4
4 changed files with 101 additions and 11 deletions
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41
pkg/modules/pdfengines/routes.go
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@@ -409,9 +409,11 @@ func mergeRoute(engine gotenberg.PdfEngine) api.Route {
var inputPaths []string
var flatten bool
var autoIndexBookmarks bool
err := form.
MandatoryPaths([]string{".pdf"}, &inputPaths).
Bool("flatten", &flatten, false).
Bool("autoIndexBookmarks", &autoIndexBookmarks, false).
Validate()
if err != nil {
return fmt.Errorf("validate form data: %w", err)
@@ -436,19 +438,36 @@ func mergeRoute(engine gotenberg.PdfEngine) api.Route {
var finalBookmarks []gotenberg.Bookmark
if b, ok := bookmarks.([]gotenberg.Bookmark); ok {
finalBookmarks = b
} else if b, ok := bookmarks.(map[string][]gotenberg.Bookmark); ok {
offset := 0
for _, inputPath := range inputPaths {
filename := filepath.Base(inputPath)
if fileBookmarks, ok := b[filename]; ok {
finalBookmarks = append(finalBookmarks, shiftBookmarks(fileBookmarks, offset)...)
}
} else {
bMap, _ := bookmarks.(map[string][]gotenberg.Bookmark)
if bMap != nil || autoIndexBookmarks {
offset := 0
for _, inputPath := range inputPaths {
filename := filepath.Base(inputPath)
pageCount, err := engine.PageCount(ctx, ctx.Log(), inputPath)
if err != nil {
return fmt.Errorf("get page count of '%s': %w", filename, err)
var fileBookmarks []gotenberg.Bookmark
if bMap != nil {
fileBookmarks = bMap[filename]
}
if len(fileBookmarks) == 0 && autoIndexBookmarks {
fb, err := engine.ReadBookmarks(ctx, ctx.Log(), inputPath)
if err != nil {
return fmt.Errorf("read bookmarks of '%s': %w", filename, err)
}
fileBookmarks = fb
}
if len(fileBookmarks) > 0 {
finalBookmarks = append(finalBookmarks, shiftBookmarks(fileBookmarks, offset)...)
}
pageCount, err := engine.PageCount(ctx, ctx.Log(), inputPath)
if err != nil {
return fmt.Errorf("get page count of '%s': %w", filename, err)
}
offset += pageCount
}
offset += pageCount
}
}