public ImageJobInfo(HttpContext context, ImageflowMiddlewareOptions options, BlobProvider blobProvider)
{
this.options = options;
Authorized = ProcessRewritesAndAuthorization(context, options);
if (!Authorized)
{
return;
}
HasParams = PathHelpers.SupportedQuerystringKeys.Any(FinalQuery.ContainsKey);
var extension = Path.GetExtension(FinalVirtualPath);
if (FinalQuery.TryGetValue("format", out var newExtension))
{
extension = newExtension;
}
EstimatedFileExtension = PathHelpers.SanitizeImageExtension(extension);
primaryBlob = new BlobFetchCache(FinalVirtualPath, blobProvider);
allBlobs = new List <BlobFetchCache>(1)
{
primaryBlob
};
if (HasParams)
{
CommandString = PathHelpers.SerializeCommandString(FinalQuery);
// Look up watermark names
if (FinalQuery.TryGetValue("watermark", out var watermarkValues))
{
var watermarkNames = watermarkValues.Split(",").Select(s => s.Trim(' '));
appliedWatermarks = new List <NamedWatermark>();
foreach (var name in watermarkNames)
{
var watermark = options.NamedWatermarks.FirstOrDefault(w =>
w.Name.Equals(name, StringComparison.OrdinalIgnoreCase));
if (watermark == null)
{
throw new InvalidOperationException($"watermark {name} was referenced from the querystring but no watermark by that name is registered with the middleware");
}
appliedWatermarks.Add(watermark);
allBlobs.Add(new BlobFetchCache(watermark.VirtualPath, blobProvider));
}
}
}
provider = blobProvider;
}
public void Add(IInfoAccumulator query)
{
var q = query.WithPrefix("proc_");
if (iisVersion != null)
{
q.Add("iis", iisVersion);
}
q.Add("default_commands", PathHelpers.SerializeCommandString(options.CommandDefaults));
var a = Assembly.GetAssembly(this.GetType()).GetInformationalVersion();
if (a.LastIndexOf('+') >= 0)
{
q.Add("git_commit", a.Substring(a.LastIndexOf('+') + 1));
}
q.Add("info_version", Assembly.GetAssembly(this.GetType()).GetInformationalVersion());
q.Add("file_version", Assembly.GetAssembly(this.GetType()).GetFileVersion());
if (env.ContentRootPath != null)
{
// ReSharper disable once StringLiteralTypo
q.Add("apppath_hash", Utilities.Sha256TruncatedBase64(env.ContentRootPath, 6));
}
query.Add("imageflow", 1);
query.AddString("enabled_cache", options.ActiveCacheBackend.ToString());
if (streamCache != null)
{
query.AddString("stream_cache", streamCache.GetType().Name);
}
query.Add("map_web_root", options.MapWebRoot);
query.Add("use_presets_exclusively", options.UsePresetsExclusively);
query.Add("request_signing_default", options.RequestSignatureOptions?.DefaultRequirement.ToString() ?? "never");
query.Add("default_cache_control", options.DefaultCacheControlString);
foreach (var s in pluginNames)
{
query.Add("p", s);
}
foreach (var p in infoProviders)
{
p?.Add(query);
}
}
public ImageJobInfo(HttpContext context, ImageflowMiddlewareOptions options, BlobProvider blobProvider)
{
this.options = options;
Authorized = ProcessRewritesAndAuthorization(context, options);
if (!Authorized)
{
return;
}
HasParams = PathHelpers.SupportedQuerystringKeys.Any(FinalQuery.ContainsKey);
var extension = Path.GetExtension(FinalVirtualPath);
if (FinalQuery.TryGetValue("format", out var newExtension))
{
extension = newExtension;
}
EstimatedFileExtension = PathHelpers.SanitizeImageExtension(extension) ?? "jpg";
primaryBlob = new BlobFetchCache(FinalVirtualPath, blobProvider);
allBlobs = new List <BlobFetchCache>(1)
{
primaryBlob
};
appliedWatermarks = new List <NamedWatermark>();
if (HasParams)
{
CommandString = PathHelpers.SerializeCommandString(FinalQuery);
// Look up watermark names
if (FinalQuery.TryGetValue("watermark", out var watermarkValues))
{
var watermarkNames = watermarkValues.Split(",").Select(s => s.Trim(' '));
foreach (var name in watermarkNames)
{
var watermark = options.NamedWatermarks.FirstOrDefault(w =>
w.Name.Equals(name, StringComparison.OrdinalIgnoreCase));
if (watermark == null)
{
throw new InvalidOperationException(
$"watermark {name} was referenced from the querystring but no watermark by that name is registered with the middleware");
}
appliedWatermarks.Add(watermark);
}
}
}
// After we've populated the defaults, run the event handlers for custom watermarking logic
var args = new WatermarkingEventArgs(context, FinalVirtualPath, FinalQuery, appliedWatermarks);
foreach (var handler in options.Watermarking)
{
var matches = string.IsNullOrEmpty(handler.PathPrefix) ||
FinalVirtualPath.StartsWith(handler.PathPrefix, StringComparison.OrdinalIgnoreCase);
if (matches)
{
handler.Handler(args);
}
}
appliedWatermarks = args.AppliedWatermarks;
// Add the watermark source files
foreach (var w in appliedWatermarks)
{
allBlobs.Add(new BlobFetchCache(w.VirtualPath, blobProvider));
}
provider = blobProvider;
}
public ImageJobInfo(HttpContext context, ImageflowMiddlewareOptions options, BlobProvider blobProvider)
{
this.options = options;
Authorized = ProcessRewritesAndAuthorization(context, options);
if (!Authorized)
{
return;
}
HasParams = PathHelpers.SupportedQuerystringKeys.Any(FinalQuery.ContainsKey);
// Get the image and page domains
ImageDomain = context.Request.Host.Host;
var referer = context.Request.Headers["Referer"].ToString();
if (!string.IsNullOrEmpty(referer) && Uri.TryCreate(referer, UriKind.Absolute, out var result))
{
PageDomain = result.DnsSafeHost;
}
var extension = Path.GetExtension(FinalVirtualPath);
if (FinalQuery.TryGetValue("format", out var newExtension))
{
extension = newExtension;
}
EstimatedFileExtension = PathHelpers.SanitizeImageExtension(extension) ?? "jpg";
primaryBlob = new BlobFetchCache(FinalVirtualPath, blobProvider);
allBlobs = new List <BlobFetchCache>(1)
{
primaryBlob
};
appliedWatermarks = new List <NamedWatermark>();
if (HasParams)
{
if (options.Licensing.RequestNeedsEnforcementAction(context.Request))
{
if (options.EnforcementMethod == EnforceLicenseWith.RedDotWatermark)
{
FinalQuery["watermark_red_dot"] = "true";
}
LicenseError = true;
}
CommandString = PathHelpers.SerializeCommandString(FinalQuery);
// Look up watermark names
if (FinalQuery.TryGetValue("watermark", out var watermarkValues))
{
var watermarkNames = watermarkValues.Split(",").Select(s => s.Trim(' '));
foreach (var name in watermarkNames)
{
var watermark = options.NamedWatermarks.FirstOrDefault(w =>
w.Name.Equals(name, StringComparison.OrdinalIgnoreCase));
if (watermark == null)
{
throw new InvalidOperationException(
$"watermark {name} was referenced from the querystring but no watermark by that name is registered with the middleware");
}
appliedWatermarks.Add(watermark);
}
}
}
// After we've populated the defaults, run the event handlers for custom watermarking logic
var args = new WatermarkingEventArgs(context, FinalVirtualPath, FinalQuery, appliedWatermarks);
foreach (var handler in options.Watermarking)
{
var matches = string.IsNullOrEmpty(handler.PathPrefix) ||
(FinalVirtualPath != null &&
FinalVirtualPath.StartsWith(handler.PathPrefix, StringComparison.OrdinalIgnoreCase));
if (matches)
{
handler.Handler(args);
}
}
appliedWatermarks = args.AppliedWatermarks;
if (appliedWatermarks.Count > 0)
{
HasParams = true;
}
// Add the watermark source files
foreach (var w in appliedWatermarks)
{
allBlobs.Add(new BlobFetchCache(w.VirtualPath, blobProvider));
}
}