ImageResizer.Plugins.MongoReader.MongoReaderPlugin.MongoVirtualFile Class Reference

Represents a file stored in GridFS and the requested resize settings More...

Inheritance diagram for ImageResizer.Plugins.MongoReader.MongoReaderPlugin.MongoVirtualFile:

Collaboration diagram for ImageResizer.Plugins.MongoReader.MongoReaderPlugin.MongoVirtualFile:

Public Member Functions
	MongoVirtualFile (MongoReaderPlugin parent, string virtualPath, NameValueCollection query)
	Creates a new MongoVirtualFile More...
Stream	Open ()
	Locates and opens a GridFS file matching the filename. Using the files id as opposed to its 'friendly' name will improve the response time More...
string	GetCacheKey (bool includeModifiedDate)
	Returns the virtual folder cache-key More...

Protected Attributes
ResizeSettings	Query
	Resize settings from the query More...
string	_virtualPath
	The files virtual path More...

Properties
string	VirtualPath [get]
	The virtual path to a GridFS file More...
Properties inherited from ImageResizer.Plugins.IVirtualFile
string	VirtualPath [get]
	The virtual path of the file (relative to the domain, like /app/folder/file.ext) More...

Detailed Description

Represents a file stored in GridFS and the requested resize settings

Definition at line 147 of file MongoReaderPlugin.cs.

Constructor & Destructor Documentation

ImageResizer.Plugins.MongoReader.MongoReaderPlugin.MongoVirtualFile.MongoVirtualFile ( MongoReaderPlugin  parent, string  virtualPath, NameValueCollection  query  )

inline

Creates a new MongoVirtualFile

Parameters

parent
virtualPath
query

Definition at line 168 of file MongoReaderPlugin.cs.

            {
                if (!virtualPath.StartsWith(parent.VirtualFilesystemPrefix, StringComparison.OrdinalIgnoreCase))
                    throw new ApplicationException("The specified virtual file must exist within the prefix: " +
                                                   parent.VirtualFilesystemPrefix);
                _virtualPath = virtualPath;
                Query = new ResizeSettings(query);
                _filename = virtualPath.Substring(parent.VirtualFilesystemPrefix.Length);
                _parent = parent;
            }

Member Function Documentation

string ImageResizer.Plugins.MongoReader.MongoReaderPlugin.MongoVirtualFile.GetCacheKey ( bool  includeModifiedDate )

inline

Returns the virtual folder cache-key

Ignores includeModifiedDate parameter

Parameters

includeModifiedDate

Returns

Implements ImageResizer.Plugins.IVirtualFileSourceCacheKey.

Definition at line 222 of file MongoReaderPlugin.cs.

            {
                return VirtualPath;
            }

Stream ImageResizer.Plugins.MongoReader.MongoReaderPlugin.MongoVirtualFile.Open ( )

inline

Locates and opens a GridFS file matching the filename. Using the files id as opposed to its 'friendly' name will improve the response time

Returns

A stream containing the requested file

Implements ImageResizer.Plugins.IVirtualFile.

Definition at line 192 of file MongoReaderPlugin.cs.

            {
                //First try to get it by id, next by filename
                if (_filename.StartsWith("id/", StringComparison.OrdinalIgnoreCase))
                {
                    //Strip the extension and id/ prefix
                    var sid = PathUtils.RemoveFullExtension(_filename.Substring(3));

                    ObjectId id;

                    if (ObjectId.TryParse(sid, out id))
                    {
                        var file = _parent._grid.FindOne(MongoDB.Driver.Builders.Query.EQ("_id", id));

                        if (file == null)
                            throw new FileNotFoundException("Failed to locate blob " + sid + " on GridFS.");

                        return file.OpenRead();
                    }
                }
                return _parent._grid.OpenRead(_filename);
            }

Member Data Documentation

string ImageResizer.Plugins.MongoReader.MongoReaderPlugin.MongoVirtualFile._virtualPath

protected

The files virtual path

Definition at line 160 of file MongoReaderPlugin.cs.

ResizeSettings ImageResizer.Plugins.MongoReader.MongoReaderPlugin.MongoVirtualFile.Query

protected

Resize settings from the query

Definition at line 155 of file MongoReaderPlugin.cs.

Property Documentation

string ImageResizer.Plugins.MongoReader.MongoReaderPlugin.MongoVirtualFile.VirtualPath

get

The virtual path to a GridFS file

Definition at line 183 of file MongoReaderPlugin.cs.

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The documentation for this class was generated from the following file:

• C:/Users/nathanael/Documents/resizer/Plugins/MongoReader/MongoReaderPlugin.cs