move provider project towards portability

3 files changed, 277 insertions, 0 deletions

diff --git a/Emby.Photos/Emby.Photos.csproj b/Emby.Photos/Emby.Photos.csproj
new file mode 100644
index 000000000..efc15519f
--- /dev/null
+++ b/Emby.Photos/Emby.Photos.csproj
@@ -0,0 +1,72 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{89AB4548-770D-41FD-A891-8DAFF44F452C}</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>Emby.Photos</RootNamespace>
+    <AssemblyName>Emby.Photos</AssemblyName>
+    <TargetFrameworkVersion>v4.6</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <TargetFrameworkProfile />
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Xml" />
+    <Reference Include="taglib-sharp">
+      <HintPath>..\ThirdParty\taglib\taglib-sharp.dll</HintPath>
+    </Reference>
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="PhotoProvider.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\MediaBrowser.Common\MediaBrowser.Common.csproj">
+      <Project>{9142eefa-7570-41e1-bfcc-468bb571af2f}</Project>
+      <Name>MediaBrowser.Common</Name>
+    </ProjectReference>
+    <ProjectReference Include="..\MediaBrowser.Controller\MediaBrowser.Controller.csproj">
+      <Project>{17e1f4e6-8abd-4fe5-9ecf-43d4b6087ba2}</Project>
+      <Name>MediaBrowser.Controller</Name>
+    </ProjectReference>
+    <ProjectReference Include="..\MediaBrowser.Model\MediaBrowser.Model.csproj">
+      <Project>{7eeeb4bb-f3e8-48fc-b4c5-70f0fff8329b}</Project>
+      <Name>MediaBrowser.Model</Name>
+    </ProjectReference>
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>
\ No newline at end of file
diff --git a/Emby.Photos/PhotoProvider.cs b/Emby.Photos/PhotoProvider.cs
new file mode 100644
index 000000000..aa9b36f17
--- /dev/null
+++ b/Emby.Photos/PhotoProvider.cs
@@ -0,0 +1,169 @@
+using System;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Library;
+using MediaBrowser.Controller.Providers;
+using MediaBrowser.Model.Entities;
+using MediaBrowser.Model.Logging;
+using TagLib;
+using TagLib.IFD;
+using TagLib.IFD.Entries;
+using TagLib.IFD.Tags;
+
+namespace Emby.Photos
+{
+    public class PhotoProvider : ICustomMetadataProvider<Photo>, IHasItemChangeMonitor, IForcedProvider
+    {
+        private readonly ILogger _logger;
+
+        public PhotoProvider(ILogger logger)
+        {
+            _logger = logger;
+        }
+
+        public Task<ItemUpdateType> FetchAsync(Photo item, MetadataRefreshOptions options, CancellationToken cancellationToken)
+        {
+            item.SetImagePath(ImageType.Primary, item.Path);
+
+            // Examples: https://github.com/mono/taglib-sharp/blob/a5f6949a53d09ce63ee7495580d6802921a21f14/tests/fixtures/TagLib.Tests.Images/NullOrientationTest.cs
+
+            try
+            {
+                using (var file = TagLib.File.Create(item.Path))
+                {
+                    var image = file as TagLib.Image.File;
+
+                    var tag = file.GetTag(TagTypes.TiffIFD) as IFDTag;
+
+                    if (tag != null)
+                    {
+                        var structure = tag.Structure;
+
+                        if (structure != null)
+                        {
+                            var exif = structure.GetEntry(0, (ushort)IFDEntryTag.ExifIFD) as SubIFDEntry;
+
+                            if (exif != null)
+                            {
+                                var exifStructure = exif.Structure;
+
+                                if (exifStructure != null)
+                                {
+                                    var entry = exifStructure.GetEntry(0, (ushort)ExifEntryTag.ApertureValue) as RationalIFDEntry;
+
+                                    if (entry != null)
+                                    {
+                                        double val = entry.Value.Numerator;
+                                        val /= entry.Value.Denominator;
+                                        item.Aperture = val;
+                                    }
+
+                                    entry = exifStructure.GetEntry(0, (ushort)ExifEntryTag.ShutterSpeedValue) as RationalIFDEntry;
+
+                                    if (entry != null)
+                                    {
+                                        double val = entry.Value.Numerator;
+                                        val /= entry.Value.Denominator;
+                                        item.ShutterSpeed = val;
+                                    }
+                                }
+                            }
+                        }
+                    }
+
+                    item.CameraMake = image.ImageTag.Make;
+                    item.CameraModel = image.ImageTag.Model;
+
+                    item.Width = image.Properties.PhotoWidth;
+                    item.Height = image.Properties.PhotoHeight;
+
+                    var rating = image.ImageTag.Rating;
+                    if (rating.HasValue)
+                    {
+                        item.CommunityRating = rating;
+                    }
+                    else
+                    {
+                        item.CommunityRating = null;
+                    }
+
+                    item.Overview = image.ImageTag.Comment;
+
+                    if (!string.IsNullOrWhiteSpace(image.ImageTag.Title))
+                    {
+                        item.Name = image.ImageTag.Title;
+                    }
+
+                    var dateTaken = image.ImageTag.DateTime;
+                    if (dateTaken.HasValue)
+                    {
+                        item.DateCreated = dateTaken.Value;
+                        item.PremiereDate = dateTaken.Value;
+                        item.ProductionYear = dateTaken.Value.Year;
+                    }
+
+                    item.Genres = image.ImageTag.Genres.ToList();
+                    item.Tags = image.ImageTag.Keywords.ToList();
+                    item.Software = image.ImageTag.Software;
+
+                    if (image.ImageTag.Orientation == TagLib.Image.ImageOrientation.None)
+                    {
+                        item.Orientation = null;
+                    }
+                    else
+                    {
+                        MediaBrowser.Model.Drawing.ImageOrientation orientation;
+                        if (Enum.TryParse(image.ImageTag.Orientation.ToString(), true, out orientation))
+                        {
+                            item.Orientation = orientation;
+                        }
+                    }
+
+                    item.ExposureTime = image.ImageTag.ExposureTime;
+                    item.FocalLength = image.ImageTag.FocalLength;
+
+                    item.Latitude = image.ImageTag.Latitude;
+                    item.Longitude = image.ImageTag.Longitude;
+                    item.Altitude = image.ImageTag.Altitude;
+
+                    if (image.ImageTag.ISOSpeedRatings.HasValue)
+                    {
+                        item.IsoSpeedRating = Convert.ToInt32(image.ImageTag.ISOSpeedRatings.Value);
+                    }
+                    else
+                    {
+                        item.IsoSpeedRating = null;
+                    }
+                }
+            }
+            catch (Exception e)
+            {
+                _logger.ErrorException("Image Provider - Error reading image tag for {0}", e, item.Path);
+            }
+
+            const ItemUpdateType result = ItemUpdateType.ImageUpdate | ItemUpdateType.MetadataImport;
+            return Task.FromResult(result);
+        }
+
+        public string Name
+        {
+            get { return "Embedded Information"; }
+        }
+
+        public bool HasChanged(IHasMetadata item, IDirectoryService directoryService)
+        {
+            if (item.EnableRefreshOnDateModifiedChange && !string.IsNullOrWhiteSpace(item.Path) && item.LocationType == LocationType.FileSystem)
+            {
+                var file = directoryService.GetFile(item.Path);
+                if (file != null && file.LastWriteTimeUtc != item.DateModified)
+                {
+                    return true;
+                }
+            }
+
+            return false;
+        }
+    }
+}
diff --git a/Emby.Photos/Properties/AssemblyInfo.cs b/Emby.Photos/Properties/AssemblyInfo.cs
new file mode 100644
index 000000000..abef142ef
--- /dev/null
+++ b/Emby.Photos/Properties/AssemblyInfo.cs
@@ -0,0 +1,36 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following 
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("Emby.Photos")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("Emby.Photos")]
+[assembly: AssemblyCopyright("Copyright ©  2016")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Setting ComVisible to false makes the types in this assembly not visible 
+// to COM components.  If you need to access a type in this assembly from 
+// COM, set the ComVisible attribute to true on that type.
+[assembly: ComVisible(false)]
+
+// The following GUID is for the ID of the typelib if this project is exposed to COM
+[assembly: Guid("89ab4548-770d-41fd-a891-8daff44f452c")]
+
+// Version information for an assembly consists of the following four values:
+//
+//      Major Version
+//      Minor Version 
+//      Build Number
+//      Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers 
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]