119 lines
3.7 KiB
Go
119 lines
3.7 KiB
Go
/*
|
|
* Copyright (C) 2019 Philipp Haefelfinger (http://www.haefelfinger.ch/). All Rights Reserved.
|
|
* This application is licensed under GPLv2. See the LICENSE file in the root directory of the project.
|
|
*/
|
|
|
|
package images
|
|
|
|
import (
|
|
"git.haefelfinger.net/piwigo/PiwigoDirectoryUploader/internal/pkg/datastore"
|
|
"git.haefelfinger.net/piwigo/PiwigoDirectoryUploader/internal/pkg/piwigo"
|
|
"github.com/sirupsen/logrus"
|
|
)
|
|
|
|
// This method aggregates the check for files with missing piwigoids and if changed files need to be uploaded again.
|
|
func SynchronizePiwigoMetadata(piwigoCtx piwigo.ImageApi, metadataProvider datastore.ImageMetadataProvider) error {
|
|
logrus.Debug("Entering SynchronizePiwigoMetadata")
|
|
defer logrus.Debug("Leaving SynchronizePiwigoMetadata")
|
|
|
|
// TODO: check if category has to be assigned (image possibly added to two albums -> only uploaded once but assigned multiple times) -> implement later
|
|
err := updatePiwigoIdIfAlreadyUploaded(metadataProvider, piwigoCtx)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
err = checkPiwigoForChangedImages(metadataProvider, piwigoCtx)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// This function calls piwigo and checks if the given md5sum is already present.
|
|
// Only files without a piwigo id are used to query the server.
|
|
func updatePiwigoIdIfAlreadyUploaded(provider datastore.ImageMetadataProvider, piwigoCtx piwigo.ImageApi) error {
|
|
logrus.Info("checking for pending files that are already on piwigo and updating piwigoids...")
|
|
defer logrus.Info("finshed checking for pending files that are already on piwigo and updating piwigoids...")
|
|
|
|
images, err := provider.ImageMetadataToUpload()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
if len(images) == 0 {
|
|
logrus.Info("There are no existing images to check for modification on the server.")
|
|
return nil
|
|
}
|
|
|
|
logrus.Debugln("Preparing lookuplist for missing piwigo ids...")
|
|
files := make([]string, 0, len(images))
|
|
for _, img := range images {
|
|
if img.PiwigoId == 0 {
|
|
files = append(files, img.Md5Sum)
|
|
}
|
|
}
|
|
|
|
if len(files) == 0 {
|
|
logrus.Info("There are no images without piwigo id to check for modification on the server.")
|
|
return nil
|
|
}
|
|
|
|
missingResults, err := piwigoCtx.ImagesExistOnPiwigo(files)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
for md5sum, piwigoId := range missingResults {
|
|
if piwigoId > 0 {
|
|
logrus.Debugf("Setting piwigo id of %s to %d", md5sum, piwigoId)
|
|
err = provider.SavePiwigoIdAndUpdateUploadFlag(md5sum, piwigoId)
|
|
if err != nil {
|
|
logrus.Warnf("Could not save piwigo id %d for file %s", piwigoId, md5sum)
|
|
}
|
|
} else {
|
|
logrus.Tracef("Image %s not found on server", md5sum)
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// Check all images with upload required if they are really changed and need to be uploaded to the server.
|
|
func checkPiwigoForChangedImages(provider datastore.ImageMetadataProvider, piwigoCtx piwigo.ImageApi) error {
|
|
logrus.Info("Checking pending files if they really differ from the version in piwigo...")
|
|
defer logrus.Info("Finished checking pending files if they really differ from the version in piwigo...")
|
|
|
|
images, err := provider.ImageMetadataToUpload()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
if len(images) == 0 {
|
|
logrus.Info("There are no existing images to check for modification on the server.")
|
|
return nil
|
|
}
|
|
|
|
for _, img := range images {
|
|
if img.PiwigoId == 0 {
|
|
continue
|
|
}
|
|
state, err := piwigoCtx.ImageCheckFile(img.PiwigoId, img.Md5Sum)
|
|
if err != nil {
|
|
logrus.Warnf("Error during file change check of file %s", img.FullImagePath)
|
|
continue
|
|
}
|
|
|
|
if state == piwigo.ImageStateUptodate {
|
|
logrus.Debugf("File %s - %d has not changed", img.FullImagePath, img.PiwigoId)
|
|
img.UploadRequired = false
|
|
err = provider.SaveImageMetadata(img)
|
|
if err != nil {
|
|
logrus.Warnf("Could not save image data of image %s", img.FullImagePath)
|
|
}
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|