示例#1
0
        public async Task <ItemUpdateType> RefreshMetadata(IHasMetadata item, MetadataRefreshOptions refreshOptions, CancellationToken cancellationToken)
        {
            var itemOfType = (TItemType)item;
            var config     = ProviderManager.GetMetadataOptions(item);

            var updateType      = ItemUpdateType.None;
            var requiresRefresh = false;

            if (refreshOptions.MetadataRefreshMode != MetadataRefreshMode.None)
            {
                // TODO: If this returns true, should we instead just change metadata refresh mode to Full?
                requiresRefresh = item.RequiresRefresh();
            }

            var itemImageProvider = new ItemImageProvider(Logger, ProviderManager, ServerConfigurationManager, FileSystem);
            var localImagesFailed = false;

            var allImageProviders = ((ProviderManager)ProviderManager).GetImageProviders(item, refreshOptions).ToList();

            // Start by validating images
            try
            {
                // Always validate images and check for new locally stored ones.
                if (itemImageProvider.ValidateImages(item, allImageProviders.OfType <ILocalImageProvider>(), refreshOptions.DirectoryService))
                {
                    updateType = updateType | ItemUpdateType.ImageUpdate;
                }
            }
            catch (Exception ex)
            {
                localImagesFailed = true;
                Logger.ErrorException("Error validating images for {0}", ex, item.Path ?? item.Name ?? "Unknown name");
            }

            var metadataResult = new MetadataResult <TItemType>
            {
                Item = itemOfType
            };

            bool hasRefreshedMetadata = true;
            bool hasRefreshedImages   = true;

            // Next run metadata providers
            if (refreshOptions.MetadataRefreshMode != MetadataRefreshMode.None)
            {
                var providers = GetProviders(item, refreshOptions, requiresRefresh)
                                .ToList();

                var dateLastRefresh = item.DateLastRefreshed;

                if (providers.Count > 0 || dateLastRefresh == default(DateTime))
                {
                    if (item.BeforeMetadataRefresh())
                    {
                        updateType = updateType | ItemUpdateType.MetadataImport;
                    }
                }

                if (providers.Count > 0)
                {
                    var id = itemOfType.GetLookupInfo();

                    if (refreshOptions.SearchResult != null)
                    {
                        ApplySearchResult(id, refreshOptions.SearchResult);
                    }

                    //await FindIdentities(id, cancellationToken).ConfigureAwait(false);
                    id.IsAutomated = refreshOptions.IsAutomated;

                    var result = await RefreshWithProviders(metadataResult, id, refreshOptions, providers, itemImageProvider, cancellationToken).ConfigureAwait(false);

                    updateType = updateType | result.UpdateType;
                    if (result.Failures == 0)
                    {
                        hasRefreshedMetadata = true;
                    }
                    else
                    {
                        hasRefreshedMetadata = false;
                    }
                }
            }

            // Next run remote image providers, but only if local image providers didn't throw an exception
            if (!localImagesFailed && refreshOptions.ImageRefreshMode != ImageRefreshMode.ValidationOnly)
            {
                var providers = GetNonLocalImageProviders(item, allImageProviders, refreshOptions).ToList();

                if (providers.Count > 0)
                {
                    var result = await itemImageProvider.RefreshImages(itemOfType, providers, refreshOptions, config, cancellationToken).ConfigureAwait(false);

                    updateType = updateType | result.UpdateType;
                    if (result.Failures == 0)
                    {
                        hasRefreshedImages = true;
                    }
                    else
                    {
                        hasRefreshedImages = false;
                    }
                }
            }

            var isFirstRefresh = item.DateLastRefreshed == default(DateTime);

            var beforeSaveResult = await BeforeSave(itemOfType, isFirstRefresh || refreshOptions.ReplaceAllMetadata || refreshOptions.MetadataRefreshMode == MetadataRefreshMode.FullRefresh || requiresRefresh, updateType).ConfigureAwait(false);

            updateType = updateType | beforeSaveResult;

            if (item.LocationType == LocationType.FileSystem)
            {
                var file = refreshOptions.DirectoryService.GetFile(item.Path);
                if (file != null)
                {
                    var fileLastWriteTime = file.LastWriteTimeUtc;
                    if (item.EnableRefreshOnDateModifiedChange && fileLastWriteTime != item.DateModified)
                    {
                        Logger.Debug("Date modified for {0}. Old date {1} new date {2} Id {3}", item.Path, item.DateModified, fileLastWriteTime, item.Id);
                        requiresRefresh = true;
                    }

                    item.DateModified = fileLastWriteTime;
                }
            }

            // Save if changes were made, or it's never been saved before
            if (refreshOptions.ForceSave || updateType > ItemUpdateType.None || isFirstRefresh || refreshOptions.ReplaceAllMetadata || requiresRefresh)
            {
                // If any of these properties are set then make sure the updateType is not None, just to force everything to save
                if (refreshOptions.ForceSave || refreshOptions.ReplaceAllMetadata)
                {
                    updateType = updateType | ItemUpdateType.MetadataDownload;
                }

                if (hasRefreshedMetadata && hasRefreshedImages)
                {
                    item.DateLastRefreshed = DateTime.UtcNow;
                }
                else
                {
                    item.DateLastRefreshed = default(DateTime);
                }

                // Save to database
                await SaveItem(metadataResult, updateType, cancellationToken).ConfigureAwait(false);
            }

            await AfterMetadataRefresh(itemOfType, refreshOptions, cancellationToken).ConfigureAwait(false);

            return(updateType);
        }
示例#2
0
        public async Task <ItemUpdateType> RefreshMetadata(BaseItem item, MetadataRefreshOptions refreshOptions, CancellationToken cancellationToken)
        {
            var itemOfType = (TItemType)item;

            var updateType      = ItemUpdateType.None;
            var requiresRefresh = false;

            var libraryOptions = LibraryManager.GetLibraryOptions(item);

            if (!requiresRefresh && libraryOptions.AutomaticRefreshIntervalDays > 0 && (DateTime.UtcNow - item.DateLastRefreshed).TotalDays >= libraryOptions.AutomaticRefreshIntervalDays)
            {
                requiresRefresh = true;
            }

            if (!requiresRefresh && refreshOptions.MetadataRefreshMode != MetadataRefreshMode.None)
            {
                // TODO: If this returns true, should we instead just change metadata refresh mode to Full?
                requiresRefresh = item.RequiresRefresh();

                if (requiresRefresh)
                {
                    Logger.LogDebug("Refreshing {0} {1} because item.RequiresRefresh() returned true", typeof(TItemType).Name, item.Path ?? item.Name);
                }
            }

            var itemImageProvider = new ItemImageProvider(Logger, ProviderManager, FileSystem);
            var localImagesFailed = false;

            var allImageProviders = ((ProviderManager)ProviderManager).GetImageProviders(item, refreshOptions).ToList();

            // Start by validating images
            try
            {
                // Always validate images and check for new locally stored ones.
                if (itemImageProvider.ValidateImages(item, allImageProviders.OfType <ILocalImageProvider>(), refreshOptions.DirectoryService))
                {
                    updateType |= ItemUpdateType.ImageUpdate;
                }
            }
            catch (Exception ex)
            {
                localImagesFailed = true;
                Logger.LogError(ex, "Error validating images for {0}", item.Path ?? item.Name ?? "Unknown name");
            }

            var metadataResult = new MetadataResult <TItemType>
            {
                Item = itemOfType
            };

            bool hasRefreshedMetadata = true;
            bool hasRefreshedImages   = true;
            var  isFirstRefresh       = item.DateLastRefreshed == default;

            // Next run metadata providers
            if (refreshOptions.MetadataRefreshMode != MetadataRefreshMode.None)
            {
                var providers = GetProviders(item, libraryOptions, refreshOptions, isFirstRefresh, requiresRefresh)
                                .ToList();

                if (providers.Count > 0 || isFirstRefresh || requiresRefresh)
                {
                    if (item.BeforeMetadataRefresh(refreshOptions.ReplaceAllMetadata))
                    {
                        updateType |= ItemUpdateType.MetadataImport;
                    }
                }

                if (providers.Count > 0)
                {
                    var id = itemOfType.GetLookupInfo();

                    if (refreshOptions.SearchResult != null)
                    {
                        ApplySearchResult(id, refreshOptions.SearchResult);
                    }

                    // await FindIdentities(id, cancellationToken).ConfigureAwait(false);
                    id.IsAutomated = refreshOptions.IsAutomated;

                    var result = await RefreshWithProviders(metadataResult, id, refreshOptions, providers, itemImageProvider, cancellationToken).ConfigureAwait(false);

                    updateType |= result.UpdateType;
                    if (result.Failures > 0)
                    {
                        hasRefreshedMetadata = false;
                    }
                }
            }

            // Next run remote image providers, but only if local image providers didn't throw an exception
            if (!localImagesFailed && refreshOptions.ImageRefreshMode != MetadataRefreshMode.ValidationOnly)
            {
                var providers = GetNonLocalImageProviders(item, allImageProviders, refreshOptions).ToList();

                if (providers.Count > 0)
                {
                    var result = await itemImageProvider.RefreshImages(itemOfType, libraryOptions, providers, refreshOptions, cancellationToken).ConfigureAwait(false);

                    updateType |= result.UpdateType;
                    if (result.Failures > 0)
                    {
                        hasRefreshedImages = false;
                    }
                }
            }

            var beforeSaveResult = BeforeSave(itemOfType, isFirstRefresh || refreshOptions.ReplaceAllMetadata || refreshOptions.MetadataRefreshMode == MetadataRefreshMode.FullRefresh || requiresRefresh || refreshOptions.ForceSave, updateType);

            updateType |= beforeSaveResult;

            // Save if changes were made, or it's never been saved before
            if (refreshOptions.ForceSave || updateType > ItemUpdateType.None || isFirstRefresh || refreshOptions.ReplaceAllMetadata || requiresRefresh)
            {
                if (item.IsFileProtocol)
                {
                    var file = TryGetFile(item.Path, refreshOptions.DirectoryService);
                    if (file != null)
                    {
                        item.DateModified = file.LastWriteTimeUtc;
                    }
                }

                // If any of these properties are set then make sure the updateType is not None, just to force everything to save
                if (refreshOptions.ForceSave || refreshOptions.ReplaceAllMetadata)
                {
                    updateType |= ItemUpdateType.MetadataDownload;
                }

                if (hasRefreshedMetadata && hasRefreshedImages)
                {
                    item.DateLastRefreshed = DateTime.UtcNow;
                }
                else
                {
                    item.DateLastRefreshed = default;
                }

                // Save to database
                await SaveItemAsync(metadataResult, libraryOptions, updateType, cancellationToken).ConfigureAwait(false);
            }

            await AfterMetadataRefresh(itemOfType, refreshOptions, cancellationToken).ConfigureAwait(false);

            return(updateType);
        }
示例#3
0
        public async Task RefreshMetadata(IHasMetadata item, MetadataRefreshOptions refreshOptions, CancellationToken cancellationToken)
        {
            if (refreshOptions.DirectoryService == null)
            {
                refreshOptions.DirectoryService = new DirectoryService(Logger);
            }

            var itemOfType = (TItemType)item;
            var config     = ProviderManager.GetMetadataOptions(item);

            var updateType    = ItemUpdateType.None;
            var refreshResult = GetLastResult(item);

            refreshResult.LastErrorMessage = string.Empty;
            refreshResult.LastStatus       = ProviderRefreshStatus.Success;

            var itemImageProvider = new ItemImageProvider(Logger, ProviderManager, ServerConfigurationManager, FileSystem);
            var localImagesFailed = false;

            var allImageProviders = ((ProviderManager)ProviderManager).GetImageProviders(item).ToList();

            // Start by validating images
            try
            {
                // Always validate images and check for new locally stored ones.
                if (itemImageProvider.ValidateImages(item, allImageProviders.OfType <ILocalImageProvider>(), refreshOptions.DirectoryService))
                {
                    updateType = updateType | ItemUpdateType.ImageUpdate;
                }
            }
            catch (Exception ex)
            {
                localImagesFailed = true;
                Logger.ErrorException("Error validating images for {0}", ex, item.Path ?? item.Name);
                refreshResult.AddStatus(ProviderRefreshStatus.Failure, ex.Message);
            }

            // Identify item
            TIdType id = null;

            // Next run metadata providers
            if (refreshOptions.MetadataRefreshMode != MetadataRefreshMode.None)
            {
                var providers = GetProviders(item, refreshResult.DateLastMetadataRefresh.HasValue, refreshOptions)
                                .ToList();

                if (providers.Count > 0 || !refreshResult.DateLastMetadataRefresh.HasValue)
                {
                    if (item.BeforeMetadataRefresh())
                    {
                        updateType = updateType | ItemUpdateType.MetadataImport;
                    }
                }

                if (providers.Count > 0)
                {
                    id = await CreateInitialLookupInfo(itemOfType, cancellationToken).ConfigureAwait(false);

                    var result = await RefreshWithProviders(itemOfType, id, refreshOptions, providers, itemImageProvider, cancellationToken).ConfigureAwait(false);

                    updateType = updateType | result.UpdateType;
                    refreshResult.AddStatus(result.Status, result.ErrorMessage);
                    refreshResult.SetDateLastMetadataRefresh(DateTime.UtcNow);
                    refreshResult.AddImageProvidersRefreshed(result.Providers);
                }
            }

            if (id == null)
            {
                id = await CreateInitialLookupInfo(itemOfType, cancellationToken).ConfigureAwait(false);
            }

            MergeIdentities(itemOfType, id);

            // Next run remote image providers, but only if local image providers didn't throw an exception
            if (!localImagesFailed && refreshOptions.ImageRefreshMode != ImageRefreshMode.ValidationOnly)
            {
                var providers = GetNonLocalImageProviders(item, allImageProviders, refreshResult.DateLastImagesRefresh, refreshOptions).ToList();

                if (providers.Count > 0)
                {
                    var result = await itemImageProvider.RefreshImages(itemOfType, providers, refreshOptions, config, cancellationToken).ConfigureAwait(false);

                    updateType = updateType | result.UpdateType;
                    refreshResult.AddStatus(result.Status, result.ErrorMessage);
                    refreshResult.SetDateLastImagesRefresh(DateTime.UtcNow);
                    refreshResult.AddImageProvidersRefreshed(result.Providers);
                }
            }

            updateType = updateType | BeforeSave(itemOfType);

            var providersHadChanges = updateType > ItemUpdateType.None;

            // Save if changes were made, or it's never been saved before
            if (refreshOptions.ForceSave || providersHadChanges || item.DateLastSaved == default(DateTime))
            {
                // Save to database
                await SaveItem(itemOfType, updateType, cancellationToken);
            }

            if (providersHadChanges || refreshResult.IsDirty)
            {
                await SaveProviderResult(itemOfType, refreshResult).ConfigureAwait(false);
            }
        }
示例#4
0
        public async Task <ItemUpdateType> RefreshMetadata(IHasMetadata item, MetadataRefreshOptions refreshOptions, CancellationToken cancellationToken)
        {
            var itemOfType = (TItemType)item;
            var config     = ProviderManager.GetMetadataOptions(item);

            var updateType    = ItemUpdateType.None;
            var refreshResult = GetLastResult(item);

            var itemImageProvider = new ItemImageProvider(Logger, ProviderManager, ServerConfigurationManager, FileSystem);
            var localImagesFailed = false;

            var allImageProviders = ((ProviderManager)ProviderManager).GetImageProviders(item, refreshOptions).ToList();

            // Start by validating images
            try
            {
                // Always validate images and check for new locally stored ones.
                if (itemImageProvider.ValidateImages(item, allImageProviders.OfType <ILocalImageProvider>(), refreshOptions.DirectoryService))
                {
                    updateType = updateType | ItemUpdateType.ImageUpdate;
                }
            }
            catch (Exception ex)
            {
                localImagesFailed = true;
                Logger.ErrorException("Error validating images for {0}", ex, item.Path ?? item.Name ?? "Unknown name");
            }

            var metadataResult = new MetadataResult <TItemType>
            {
                Item = itemOfType
            };

            // Next run metadata providers
            if (refreshOptions.MetadataRefreshMode != MetadataRefreshMode.None)
            {
                var providers = GetProviders(item, refreshResult, refreshOptions)
                                .ToList();

                if (providers.Count > 0 || !refreshResult.DateLastMetadataRefresh.HasValue)
                {
                    if (item.BeforeMetadataRefresh())
                    {
                        updateType = updateType | ItemUpdateType.MetadataImport;
                    }
                }

                if (providers.Count > 0)
                {
                    var id = itemOfType.GetLookupInfo();

                    //await FindIdentities(id, cancellationToken).ConfigureAwait(false);

                    var result = await RefreshWithProviders(metadataResult, id, refreshOptions, providers, itemImageProvider, cancellationToken).ConfigureAwait(false);

                    updateType = updateType | result.UpdateType;
                    if (result.Failures == 0)
                    {
                        refreshResult.SetDateLastMetadataRefresh(DateTime.UtcNow);
                    }
                    else
                    {
                        refreshResult.SetDateLastMetadataRefresh(null);
                    }
                }
            }

            // Next run remote image providers, but only if local image providers didn't throw an exception
            if (!localImagesFailed && refreshOptions.ImageRefreshMode != ImageRefreshMode.ValidationOnly)
            {
                var providers = GetNonLocalImageProviders(item, allImageProviders, refreshResult, refreshOptions).ToList();

                if (providers.Count > 0)
                {
                    var result = await itemImageProvider.RefreshImages(itemOfType, providers, refreshOptions, config, cancellationToken).ConfigureAwait(false);

                    updateType = updateType | result.UpdateType;
                    if (result.Failures == 0)
                    {
                        refreshResult.SetDateLastImagesRefresh(DateTime.UtcNow);
                    }
                    else
                    {
                        refreshResult.SetDateLastImagesRefresh(null);
                    }
                }
            }

            var isFirstRefresh = GetLastRefreshDate(item) == default(DateTime);

            var beforeSaveResult = await BeforeSave(itemOfType, isFirstRefresh || refreshOptions.ReplaceAllMetadata || refreshOptions.MetadataRefreshMode == MetadataRefreshMode.FullRefresh, updateType).ConfigureAwait(false);

            updateType = updateType | beforeSaveResult;

            // Save if changes were made, or it's never been saved before
            if (refreshOptions.ForceSave || updateType > ItemUpdateType.None || isFirstRefresh || refreshOptions.ReplaceAllMetadata)
            {
                // If any of these properties are set then make sure the updateType is not None, just to force everything to save
                if (refreshOptions.ForceSave || refreshOptions.ReplaceAllMetadata)
                {
                    updateType = updateType | ItemUpdateType.MetadataDownload;
                }

                if (refreshOptions.MetadataRefreshMode >= MetadataRefreshMode.Default && refreshOptions.ImageRefreshMode >= ImageRefreshMode.Default)
                {
                    item.DateLastRefreshed = DateTime.UtcNow;
                }

                // Save to database
                await SaveItem(metadataResult, updateType, cancellationToken).ConfigureAwait(false);
            }

            if (updateType > ItemUpdateType.None || refreshResult.IsDirty)
            {
                await SaveProviderResult(itemOfType, refreshResult, refreshOptions.DirectoryService).ConfigureAwait(false);
            }

            await AfterMetadataRefresh(itemOfType, refreshOptions, cancellationToken).ConfigureAwait(false);

            return(updateType);
        }