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Code Issues Releases Wiki Activity

Add EmbeddedFiles helper

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Starbeamrainbowlabs 2019-08-13 01:20:03 +01:00
parent a15f1157f0
commit 849f09f666
Signed by: sbrl
GPG key ID: 1BE5172E637709C2
3 changed files with 289 additions and 1 deletions
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287
PolyFeed/Helpers/EmbeddedFiles.cs Normal file
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@ -0,0 +1,287 @@
using System;
using System.Reflection;
using System.IO;
using System.Threading.Tasks;
using System.Collections.Generic;
namespace SBRL.Utilities
{
/// <summary>
/// A collection of static methods for manipulating embedded resources.
/// </summary>
/// <description>
/// From https://gist.github.com/sbrl/aabfcfe87396b8c05d3263887b807d23. You may have seen
/// this in several other ACWs I've done. Proof I wrote this is available upon request,
/// of course.
///
/// v0.6.2, by Starbeamrainbowlabs <feedback@starbeamrainbowlabs.com>
/// Last updated 28th November 2018.
/// Licensed under MPL-2.0.
///
/// Changelog:
/// v0.1 (25th July 2016):
/// - Initial release.
/// v0.2 (8th August 2016):
/// - Changed namespace.
/// v0.3 (21st January 2017):
/// - Added GetRawReader().
/// v0.4 (8th April 2017):
/// - Removed unnecessary using statement.
/// v0.5 (3rd September 2017):
/// - Changed namespace
/// v0.6 (12th October 2018):
/// - Fixed assembly / calling assembly bugs
/// v0.6.1 (17th october 2018):
/// - Fix crash in ReadAllText(filename)
/// v0.6.2 (28th November 2018):
/// - Fix assembly targeting bug in ReadAllBytesAsync()
/// </description>
public static class EmbeddedFiles
{
/// <summary>
/// An array of the filenames of all the resources embedded in the target assembly.
/// </summary>
/// <param name="targetAssembly">The target assembly to extract a resource list for.</param>
/// <value>The resource list.</value>
public static string[] ResourceList(Assembly targetAssembly)
{
return targetAssembly.GetManifestResourceNames();
}
/// <summary>
/// An array of the filenames of all the resources embedded in the calling assembly.
/// </summary>
/// <value>The resource list.</value>
public static string[] ResourceList()
{
return ResourceList(Assembly.GetCallingAssembly());
}
/// <summary>
/// Gets a list of resources embedded in the calling assembly as a string.
/// </summary>
public static string GetResourceListText()
{
return GetResourceListText(Assembly.GetCallingAssembly());
}
/// <summary>
/// Gets a list of resources embedded in the target assembly as a string.
/// </summary>
/// <param name="targetAssembly">The target assembly to extract a resource list from.</param>
public static string GetResourceListText(Assembly targetAssembly)
{
StringWriter result = new StringWriter();
result.WriteLine("Files embedded in {0}:", targetAssembly.GetName().Name);
foreach (string filename in ResourceList(targetAssembly))
result.WriteLine(" - {0}", filename);
return result.ToString();
}
/// <summary>
/// Writes a list of resources embedded in the calling assembly to the standard output.
/// </summary>
public static void WriteResourceList()
{
Console.WriteLine(GetResourceListText(Assembly.GetCallingAssembly()));
}
/// <summary>
/// Gets a StreamReader attached to the specified embedded resource.
/// </summary>
/// <param name="filename">The filename of the embedded resource to get a StreamReader of.</param>
/// <returns>A StreamReader attached to the specified embedded resource.</returns>
public static StreamReader GetReader(string filename)
{
return new StreamReader(GetRawReader(filename));
}
/// <summary>
/// Gets a raw Stream that's attached to the specified embedded resource
/// in the calling assembly.
/// Useful when you want to copy an embedded resource to some other stream.
/// </summary>
/// <param name="filename">The path to the embedded resource.</param>
/// <returns>A raw Stream object attached to the specified file.</returns>
public static Stream GetRawReader(string filename)
{
return GetRawReader(Assembly.GetCallingAssembly(), filename);
}
/// <summary>
/// Gets a raw Stream that's attached to the specified embedded resource
/// in the specified assembly.
/// Useful when you want to copy an embedded resource to some other stream.
/// </summary>
/// <param name="targetAssembly">The assembly to search for the filename in.</param>
/// <param name="filename">The path to the embedded resource.</param>
/// <returns>A raw Stream object attached to the specified file.</returns>
public static Stream GetRawReader(Assembly targetAssembly, string filename)
{
return targetAssembly.GetManifestResourceStream(filename);
}
/// <summary>
/// Gets the specified embedded resource's content as a byte array.
/// </summary>
/// <param name="filename">The filename of the embedded resource to get conteent of.</param>
/// <returns>The specified embedded resource's content as a byte array.</returns>
public static byte[] ReadAllBytes(string filename)
{
// Referencing the Result property will block until the async method completes
return ReadAllBytesAsync(filename).Result;
}
/// <summary>
/// Gets the content of the resource that's embedded in the specified
/// assembly as a byte array asynchronously.
/// </summary>
/// <param name="targetAssembly">The assembly to search for the file in.</param>
/// <param name="filename">The filename of the embedded resource to get content of.</param>
/// <returns>The specified embedded resource's content as a byte array.</returns>
public static async Task<byte[]> ReadAllBytesAsync(Assembly targetAssembly, string filename)
{
using (Stream resourceStream = targetAssembly.GetManifestResourceStream(filename))
using (MemoryStream temp = new MemoryStream())
{
await resourceStream.CopyToAsync(temp);
return temp.ToArray();
}
}
public static async Task<byte[]> ReadAllBytesAsync(string filename)
{
return await ReadAllBytesAsync(Assembly.GetCallingAssembly(), filename);
}
/// <summary>
/// Gets all the text stored in the resource that's embedded in the
/// calling assembly.
/// </summary>
/// <param name="filename">The filename to fetch the content of.</param>
/// <returns>All the text stored in the specified embedded resource.</returns>
public static string ReadAllText(string filename)
{
return ReadAllTextAsync(Assembly.GetCallingAssembly(), filename).Result;
}
/// <summary>
/// Gets all the text stored in the resource that's embedded in the
/// specified assembly.
/// </summary>
/// <param name="targetAssembly">The assembly from in which to look for the target embedded resource.</param>
/// <param name="filename">The filename to fetch the content of.</param>
/// <returns>All the text stored in the specified embedded resource.</returns>
public static string ReadAllText(Assembly targetAssembly, string filename)
{
return ReadAllTextAsync(targetAssembly, filename).Result;
}
/// <summary>
/// Gets all the text stored in the resource that's embedded in the
/// specified assembly asynchronously.
/// </summary>
/// <param name="filename">The filename to fetch the content of.</param>
/// <returns>All the text stored in the specified embedded resource.</returns>
public static async Task<string> ReadAllTextAsync(Assembly targetAssembly, string filename)
{
using (StreamReader resourceReader = new StreamReader(targetAssembly.GetManifestResourceStream(filename)))
{
return await resourceReader.ReadToEndAsync();
}
}
/// <summary>
/// Gets all the text stored in the resource that's embedded in the
/// calling assembly asynchronously.
/// </summary>
/// <param name="filename">The filename to fetch the content of.</param>
/// <returns>All the text stored in the specified embedded resource.</returns>
public static async Task<string> ReadAllTextAsync(string filename)
{
return await ReadAllTextAsync(Assembly.GetCallingAssembly(), filename);
}
/// <summary>
/// Enumerates the lines of text in the embedded resource that's
/// embedded in the calling assembly.
/// </summary>
/// <param name="filename">The filename of the embedded resource to enumerate.</param>
/// <returns>An IEnumerator that enumerates the specified embedded resource.</returns>
public static IEnumerable<string> EnumerateLines(string filename)
{
return EnumerateLines(Assembly.GetCallingAssembly(), filename);
}
/// <summary>
/// Enumerates the lines of text in the embedded resource that's
/// embedded in the specified assembly.
/// </summary>
/// <param name="filename">The filename of the embedded resource to enumerate.</param>
/// <returns>An IEnumerator that enumerates the specified embedded resource.</returns>
public static IEnumerable<string> EnumerateLines(Assembly targetAssembly, string filename)
{
foreach (Task<string> nextLine in EnumerateLinesAsync(targetAssembly, filename))
yield return nextLine.Result;
}
/// <summary>
/// Enumerates the lines of text in the resource that's embedded in the
/// specified assembly asynchronously.
/// Each successive call returns a task that, when complete, returns
/// the next line of text stored in the embedded resource.
/// </summary>
/// <param name="targetAssembly">The target assembly in which to look for the embedded resource.</param>
/// <param name="filename">The filename of the embedded resource to enumerate.</param>
/// <returns>An IEnumerator that enumerates the specified embedded resource.</returns>
public static IEnumerable<Task<string>> EnumerateLinesAsync(Assembly targetAssembly, string filename)
{
using (StreamReader resourceReader = new StreamReader(targetAssembly.GetManifestResourceStream(filename)))
{
while (!resourceReader.EndOfStream)
yield return resourceReader.ReadLineAsync();
}
}
/// <summary>
/// Enumerates the lines of text in the resource that's embedded in the
/// calling assembly asynchronously.
/// Each successive call returns a task that, when complete, returns
/// the next line of text stored in the embedded resource.
/// </summary>
/// <param name="filename">The filename of the embedded resource to enumerate.</param>
/// <returns>An IEnumerator that enumerates the specified embedded resource.</returns>
public static IEnumerable<Task<string>> EnumerateLinesAsync(string filename)
{
return EnumerateLinesAsync(Assembly.GetCallingAssembly(), filename);
}
/// <summary>
/// Gets all the lines of text in the specified embedded resource.
/// You might find EnumerateLines(string filename) more useful depending on your situation.
/// </summary>
/// <param name="filename">The filename to obtain the lines of text from.</param>
/// <returns>A list of lines in the specified embedded resource.</returns>
public static List<string> GetAllLines(string filename)
{
// Referencing the Result property will block until the async method completes
return GetAllLinesAsync(filename).Result;
}
/// <summary>
/// Gets all the lines of text in the resource that's embedded in the
/// calling assembly asynchronously.
/// </summary>
/// <param name="filename">The filename to obtain the lines of text from.</param>
/// <returns>A list of lines in the specified embedded resource.</returns>
public static async Task<List<string>> GetAllLinesAsync(string filename)
{
return await GetAllLinesAsync(Assembly.GetCallingAssembly(), filename);
}
/// <summary>
/// Gets all the lines of text in the resource that's embedded in the
/// specified assembly asynchronously.
/// </summary>
/// <param name="filename">The filename to obtain the lines of text from.</param>
/// <returns>A list of lines in the specified embedded resource.</returns>
public static async Task<List<string>> GetAllLinesAsync(Assembly targetAssembly, string filename)
{
List<string> result = new List<string>();
foreach (Task<string> nextLine in EnumerateLinesAsync(targetAssembly, filename))
result.Add(await nextLine);
return result;
}
}
}

2
PolyFeed/ParserProviders/JsonParserProvider.cs
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@ -36,7 +36,7 @@ namespace PolyFeed.ParserProviders
throw new ApplicationException("Error: Failed to parse the JSON into an object.");
throw new NotImplementedException("Error %01: Not implemented :-/");
throw new NotImplementedException("Error 501: Not implemented :-/");
}

1
PolyFeed/PolyFeed.csproj
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@ -153,6 +153,7 @@
<Compile Include="ParserProviders\IParserProvider.cs" />
<Compile Include="ParserProviders\HtmlParserProvider.cs" />
<Compile Include="ParserProviders\JsonParserProvider.cs" />
<Compile Include="Helpers\EmbeddedFiles.cs" />
</ItemGroup>
<ItemGroup>
<None Include="packages.config" />