Add runtime classes so that PathRelativeFileReader works on .NET

8 files changed, 89 insertions, 20 deletions

diff --git a/couscous.json b/couscous.json
index 7c78642..f62504a 100644
--- a/couscous.json
+++ b/couscous.json
@@ -8,7 +8,6 @@
     "!src/main/java/org/zwobble/mammoth/DocumentConverter.java",
     "!src/main/java/org/zwobble/mammoth/internal/docx/ZippedDocxFile.java",
     "!src/main/java/org/zwobble/mammoth/internal/docx/InMemoryDocxFile.java",
-    "!src/main/java/org/zwobble/mammoth/internal/docx/PathRelativeFileReader.java",
     "!src/main/java/org/zwobble/mammoth/internal/styles/parsing",
     "!src/main/java/org/zwobble/mammoth/internal/util",
     "src/main/java/org/zwobble/mammoth/internal/util/InputStreamSupplier.java",
diff --git a/dotnet/Mammoth.Tests/DocumentConverterTests.cs b/dotnet/Mammoth.Tests/DocumentConverterTests.cs
index 30b7646..1e07f99 100644
--- a/dotnet/Mammoth.Tests/DocumentConverterTests.cs
+++ b/dotnet/Mammoth.Tests/DocumentConverterTests.cs
@@ -54,6 +54,13 @@ namespace Mammoth.Tests {
 				"<p><img src=\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAIAAAACUFjqAAAAAXNSR0IArs4c6QAAAAlwSFlzAAAOvgAADr4B6kKxwAAAABNJREFUKFNj/M+ADzDhlWUYqdIAQSwBE8U+X40AAAAASUVORK5CYII=\" /></p>");
 		}
 
+		[Fact]
+		public void ImagesStoredOutsideOfDocumentAreIncludedInOutput() {
+			assertSuccessfulConversion(
+				ConvertToHtml("external-picture.docx"),
+				"<p><img src=\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAIAAAACUFjqAAAAAXNSR0IArs4c6QAAAAlwSFlzAAAOvgAADr4B6kKxwAAAABNJREFUKFNj/M+ADzDhlWUYqdIAQSwBE8U+X40AAAAASUVORK5CYII=\" /></p>");
+		}
+
 		private void assertSuccessfulConversion(IResult<string> result, string expectedValue) {
 			if (result.Warnings.Count > 0) {
 				throw new XunitException("Unexpected warnings: " + string.Join(", ", result.Warnings));
diff --git a/dotnet/Mammoth/Couscous/java/net/URI.cs b/dotnet/Mammoth/Couscous/java/net/URI.cs
new file mode 100644
index 0000000..818d694
--- /dev/null
+++ b/dotnet/Mammoth/Couscous/java/net/URI.cs
@@ -0,0 +1,42 @@
+using System;
+
+namespace Mammoth.Couscous.java.net {
+    internal class URI {
+        private readonly Uri _uri;
+        
+        internal URI(string uri) {
+            try {
+                _uri = new Uri(uri, UriKind.RelativeOrAbsolute);
+            } catch (UriFormatException exception) {
+                throw new URISyntaxException(exception.Message);
+            }
+        }
+        
+        internal URI(Uri uri) {
+            _uri = uri;
+        }
+        
+        internal bool isAbsolute() {
+            return _uri.IsAbsoluteUri;
+        }
+        
+        internal URL toURL() {
+            return new URL(_uri.ToString());
+        }
+        
+        internal URI resolve(string relativeUri) {
+            if (new URI(relativeUri).isAbsolute()) {
+                return new URI(relativeUri);
+            } else if (_uri.IsAbsoluteUri) {
+                return new URI(new Uri(_uri, relativeUri));
+            } else {
+                var path = _uri.ToString();
+                var lastSlashIndex = path.LastIndexOf("/");
+                var basePath = lastSlashIndex == -1
+                    ?  "."
+                    : path.Substring(0, lastSlashIndex + 1);
+                return new URI(basePath + relativeUri);
+            }
+        }
+    }
+}
diff --git a/dotnet/Mammoth/Couscous/java/net/URISyntaxException.cs b/dotnet/Mammoth/Couscous/java/net/URISyntaxException.cs
new file mode 100644
index 0000000..7380ff6
--- /dev/null
+++ b/dotnet/Mammoth/Couscous/java/net/URISyntaxException.cs
@@ -0,0 +1,6 @@
+namespace Mammoth.Couscous.java.net {
+    internal class URISyntaxException : System.Exception {
+        internal URISyntaxException(string message) : base(message) {
+        }
+    }
+}
diff --git a/dotnet/Mammoth/Couscous/java/net/URL.cs b/dotnet/Mammoth/Couscous/java/net/URL.cs
new file mode 100644
index 0000000..af6e021
--- /dev/null
+++ b/dotnet/Mammoth/Couscous/java/net/URL.cs
@@ -0,0 +1,26 @@
+using System.Net;
+using Mammoth.Couscous.java.io;
+
+namespace Mammoth.Couscous.java.net {
+    internal class URL {
+        private readonly string _url;
+        
+        internal URL(string url) {
+            _url = url;
+        }
+        
+        internal InputStream openStream() {
+            try {
+                var response = WebRequest.Create(_url).GetResponse();
+                try {
+                    return ToJava.StreamToInputStream(response.GetResponseStream());
+                } catch {
+                    response.Close();
+                    throw;
+                }
+            } catch (System.UriFormatException) {
+                return ToJava.StreamToInputStream(System.IO.File.OpenRead(_url));
+            }
+        }
+    }
+}
diff --git a/dotnet/Mammoth/Couscous/java/nio/file/Path.cs b/dotnet/Mammoth/Couscous/java/nio/file/Path.cs
index 032b4bb..030f757 100644
--- a/dotnet/Mammoth/Couscous/java/nio/file/Path.cs
+++ b/dotnet/Mammoth/Couscous/java/nio/file/Path.cs
@@ -1,4 +1,4 @@
-using System;
+using Mammoth.Couscous.java.net;
 
 namespace Mammoth.Couscous.java.nio.file {
 	internal class Path {
@@ -7,6 +7,10 @@ namespace Mammoth.Couscous.java.nio.file {
 		internal Path(string path) {
 			_path = path;
 		}
+
+        internal URI toUri() {
+            return new URI(_path);
+        }
 	}
 }
 
diff --git a/dotnet/Mammoth/Couscous/mammoth/internal/docx/PathRelativeFileReader.cs b/dotnet/Mammoth/Couscous/mammoth/internal/docx/PathRelativeFileReader.cs
deleted file mode 100644
index b581e9d..0000000
--- a/dotnet/Mammoth/Couscous/mammoth/internal/docx/PathRelativeFileReader.cs
+++ /dev/null
@@ -1,17 +0,0 @@
-using Mammoth.Couscous.java.util;
-using Mammoth.Couscous.java.io;
-using Mammoth.Couscous.java.nio.file;
-
-namespace Mammoth.Couscous.org.zwobble.mammoth.@internal.docx {
-    internal class PathRelativeFileReader : FileReader {
-        private readonly Optional<Path> _path;
-        
-        internal PathRelativeFileReader(Optional<Path> path) {
-            _path = path;
-        }
-        
-        public InputStream getInputStream(string uri) {
-            throw new System.NotImplementedException();
-        }
-    }
-}
diff --git a/dotnet/Mammoth/Mammoth.csproj b/dotnet/Mammoth/Mammoth.csproj
index a49035c..68e7d70 100644
--- a/dotnet/Mammoth/Mammoth.csproj
+++ b/dotnet/Mammoth/Mammoth.csproj
@@ -54,6 +54,9 @@
     <Compile Include="Couscous\java\lang\String.cs" />
     <Compile Include="Couscous\java\lang\StringBuilder.cs" />
     <Compile Include="Couscous\java\lang\UnsupportedOperationException.cs" />
+    <Compile Include="Couscous\java\net\URI.cs" />
+    <Compile Include="Couscous\java\net\URISyntaxException.cs" />
+    <Compile Include="Couscous\java\net\URL.cs" />
     <Compile Include="Couscous\java\util\function\BiFunction.cs" />
     <Compile Include="Couscous\java\util\function\BiPredicate.cs" />
     <Compile Include="Couscous\java\util\function\Consumer.cs" />
@@ -73,7 +76,6 @@
     <Compile Include="Couscous\java\util\Optional.cs" />
     <Compile Include="Couscous\java\util\Set.cs" />
     <Compile Include="Couscous\mammoth\internal\docx\InMemoryDocxFile.cs" />
-    <Compile Include="Couscous\mammoth\internal\docx\PathRelativeFileReader.cs" />
     <Compile Include="Couscous\mammoth\internal\docx\ZippedDocxFile.cs" />
     <Compile Include="Couscous\mammoth\internal\styles\parsing\StyleMapParser.cs" />
     <Compile Include="Couscous\mammoth\internal\util\Base64Encoding.cs" />