DaanSelen
101 lines
2.4 KiB
Go
101 lines
2.4 KiB
Go
package api
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import (
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"eden-server/internal/crypto"
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"eden-server/internal/database"
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"eden-server/internal/utility"
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"errors"
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"log/slog"
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"net/http"
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"path/filepath"
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"github.com/gin-gonic/gin"
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"github.com/google/uuid"
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"gorm.io/gorm"
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)
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func spawnFileRoutes(file *gin.RouterGroup, env utility.Environment, db *gorm.DB) {
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// /file/<file-name>
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file.GET("/:filename", func(c *gin.Context) {
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f := c.Param("filename")
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p := filepath.Join(env.DataDirectory, "content", f)
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c.File(p)
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})
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// define the upload route
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// /file/upload
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file.POST("/upload", func(c *gin.Context) {
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f, err := c.FormFile("file")
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if err != nil {
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slog.Debug("no file or file headers provided on the request", "error", err)
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c.JSON(http.StatusBadRequest, RespObj{
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Msg: "a file is required",
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})
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return
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}
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checksum, err := crypto.CalculateHashFromRequest(f)
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if err != nil {
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slog.Error("failed to calculate hash of file at given path", "error", err)
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c.JSON(http.StatusInternalServerError, RespObj{
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Msg: ieMes,
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})
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return
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}
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e := filepath.Ext(f.Filename)
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m := categorizeFilemode(e)
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if m == database.Unspecified {
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slog.Debug("discarding file since its filetype is unsupported")
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c.JSON(http.StatusUnsupportedMediaType, RespObj{
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Msg: "unsupported filetype",
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})
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return
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}
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safeName := uuid.New().String() + "_" + string(m) + e
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destPath := filepath.Join(env.DataDirectory, "content", safeName)
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fData := database.File{
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MediaType: m,
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MetaName: f.Filename,
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FileName: safeName,
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FilePath: destPath,
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Checksum: checksum,
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}
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// first register the file to the database
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// error out if something bad happens (duplicate, failing db, etc)
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err = database.RegisterFile(db, fData)
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if err != nil {
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if errors.Is(err, gorm.ErrDuplicatedKey) {
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slog.Debug("discarding file since its a duplicate", "error", err)
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c.JSON(http.StatusConflict, RespObj{
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Msg: "file is a duplicate",
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})
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return
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}
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slog.Error("discarding file since an error occured", "error", err)
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c.JSON(http.StatusInternalServerError, RespObj{
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Msg: ieMes,
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})
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return
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}
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// save to filesystem after everything has given a green light
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if err := c.SaveUploadedFile(f, destPath); err != nil {
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slog.Error("failed to receive the file over http:", "error", err)
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c.JSON(http.StatusInternalServerError, RespObj{
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Msg: ieMes,
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})
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return
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}
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c.JSON(http.StatusCreated, RespObj{
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Msg: "file has succesfully been uploaded",
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})
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})
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}
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