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// Copyright 2020 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package languagestats
import (
"context"
"strings"
"unicode"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/git/attribute"
)
const (
fileSizeLimit int64 = 16 * 1024 // 16 KiB
bigFileSize int64 = 1024 * 1024 // 1 MiB
)
// mergeLanguageStats mergers language names with different cases. The name with most upper case letters is used.
func mergeLanguageStats(stats map[string]int64) map[string]int64 {
names := map[string]struct {
uniqueName string
upperCount int
}{}
countUpper := func(s string) (count int) {
for _, r := range s {
if unicode.IsUpper(r) {
count++
}
}
return count
}
for name := range stats {
cnt := countUpper(name)
lower := strings.ToLower(name)
if cnt >= names[lower].upperCount {
names[lower] = struct {
uniqueName string
upperCount int
}{uniqueName: name, upperCount: cnt}
}
}
res := make(map[string]int64, len(names))
for name, num := range stats {
res[names[strings.ToLower(name)].uniqueName] += num
}
return res
}
// GetFileLanguage tries to get the (linguist) language of the file content
func GetFileLanguage(ctx context.Context, gitRepo *git.Repository, treeish, treePath string) (string, error) {
attributesMap, err := attribute.CheckAttributes(ctx, gitRepo, treeish, attribute.CheckAttributeOpts{
Attributes: []string{attribute.LinguistLanguage, attribute.GitlabLanguage},
Filenames: []string{treePath},
})
if err != nil {
return "", err
}
return attributesMap[treePath].GetLanguage().Value(), nil
}
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