1 files changed, 81 insertions, 0 deletions
diff --git a/routers/api/v1/repo/language.go b/routers/api/v1/repo/language.go
new file mode 100644
index 0000000..f1d5bbe
--- /dev/null
+++ b/routers/api/v1/repo/language.go
@@ -0,0 +1,81 @@
+// Copyright 2020 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package repo
+
+import (
+	"bytes"
+	"net/http"
+	"strconv"
+
+	repo_model "code.gitea.io/gitea/models/repo"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/services/context"
+)
+
+type languageResponse []*repo_model.LanguageStat
+
+func (l languageResponse) MarshalJSON() ([]byte, error) {
+	var buf bytes.Buffer
+	if _, err := buf.WriteString("{"); err != nil {
+		return nil, err
+	}
+	for i, lang := range l {
+		if i > 0 {
+			if _, err := buf.WriteString(","); err != nil {
+				return nil, err
+			}
+		}
+		if _, err := buf.WriteString(strconv.Quote(lang.Language)); err != nil {
+			return nil, err
+		}
+		if _, err := buf.WriteString(":"); err != nil {
+			return nil, err
+		}
+		if _, err := buf.WriteString(strconv.FormatInt(lang.Size, 10)); err != nil {
+			return nil, err
+		}
+	}
+	if _, err := buf.WriteString("}"); err != nil {
+		return nil, err
+	}
+
+	return buf.Bytes(), nil
+}
+
+// GetLanguages returns languages and number of bytes of code written
+func GetLanguages(ctx *context.APIContext) {
+	// swagger:operation GET /repos/{owner}/{repo}/languages repository repoGetLanguages
+	// ---
+	// summary: Get languages and number of bytes of code written
+	// produces:
+	//   - application/json
+	// parameters:
+	// - name: owner
+	//   in: path
+	//   description: owner of the repo
+	//   type: string
+	//   required: true
+	// - name: repo
+	//   in: path
+	//   description: name of the repo
+	//   type: string
+	//   required: true
+	// responses:
+	//   "404":
+	//     "$ref": "#/responses/notFound"
+	//   "200":
+	//     "$ref": "#/responses/LanguageStatistics"
+
+	langs, err := repo_model.GetLanguageStats(ctx, ctx.Repo.Repository)
+	if err != nil {
+		log.Error("GetLanguageStats failed: %v", err)
+		ctx.InternalServerError(err)
+		return
+	}
+
+	resp := make(languageResponse, len(langs))
+	copy(resp, langs)
+
+	ctx.JSON(http.StatusOK, resp)
+}