/// <summary>
/// Initializes a new instance of the <see cref="PhysicalFileSystemCache"/> class.
/// </summary>
/// <param name="cacheOptions">The cache configuraiton options.</param>
/// <param name="environment">The hosting environment the application is running in.</param>
/// <param name="options">The middleware configuration options.</param>
/// <param name="formatUtilities">Contains various format helper methods based on the current configuration.</param>
public PhysicalFileSystemCache(
IOptions <PhysicalFileSystemCacheOptions> cacheOptions,
IWebHostEnvironment environment,
IOptions <ImageSharpMiddlewareOptions> options,
FormatUtilities formatUtilities)
{
Guard.NotNull(environment, nameof(environment));
Guard.NotNull(options, nameof(options));
Guard.NotNullOrWhiteSpace(
environment.WebRootPath,
nameof(environment.WebRootPath),
"The folder 'wwwroot' that contains the web-servable application content files is missing. Please add this folder to the application root to allow caching.");
this.cacheOptions = cacheOptions != null ? cacheOptions.Value : new PhysicalFileSystemCacheOptions();
this.cacheRootPath = Path.Combine(environment.WebRootPath, this.cacheOptions.CacheFolder);
if (!Directory.Exists(this.cacheRootPath))
{
Directory.CreateDirectory(this.cacheRootPath);
}
this.fileProvider = new PhysicalFileProvider(this.cacheRootPath);
this.options = options.Value;
this.formatUtilies = formatUtilities;
}
/// <summary>
/// Initializes a new instance of the <see cref="PhysicalFileSystemCache"/> class.
/// </summary>
/// <param name="cacheOptions">The cache configuraiton options.</param>
/// <param name="environment">The hosting environment the application is running in.</param>
/// <param name="options">The middleware configuration options.</param>
/// <param name="formatUtilities">Contains various format helper methods based on the current configuration.</param>
public PhysicalFileSystemCache(
IOptions <PhysicalFileSystemCacheOptions> cacheOptions,
IHostingEnvironment environment,
IOptions <ImageSharpMiddlewareOptions> options,
FormatUtilities formatUtilities)
{
Guard.NotNull(environment, nameof(environment));
Guard.NotNull(options, nameof(options));
Guard.NotNullOrWhiteSpace(
environment.WebRootPath,
nameof(environment.WebRootPath),
"The folder 'wwwroot' that contains the web-servable application content files is missing. Please add this folder to the application root to allow caching.");
this.environment = environment;
this.fileProvider = this.environment.WebRootFileProvider;
this.cacheOptions = cacheOptions != null ? cacheOptions.Value : new PhysicalFileSystemCacheOptions();
this.options = options.Value;
this.formatUtilies = formatUtilities;
}