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Document harvesting better #240

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Document harvesting better #240

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28 changes: 25 additions & 3 deletions src/Docusaurus/docs/tools/heat.md
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Expand Up @@ -7,11 +7,33 @@ sidebar_position: 100
In WiX v4, Heat is available in a WiX extension NuGet Package. To use Heat to harvest directories, files, or projects:

1. Add a reference to the [WixToolset.Heat NuGet package](https://www.nuget.org/packages/WixToolset.Heat/).
2. Add an item group based on the kind of harvesting you want to do in your project:
2. Add an item group in the project file (Right click on the wix project and select `Edit Project File`) based on the kind of harvesting you want to do in your project:
- `HarvestDirectory` to harvest files from a directory
- `HarvestFile` to harvest data from a file
- `HarvestProject` to harvest output from a project

```xml
<Project Sdk="WixToolset.Sdk/4.0.2" TreatWarningsAsErrors="true">
<ItemGroup>
<HarvestDirectory Include="$(SolutionDir)MyProject\bin\Release\net7.0">
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$(SolutionDir) should not be used in examples. It is not always available.

<ComponentGroupName>MyHarvestedFiles</ComponentGroupName>
<DirectoryRefId>INSTALLFOLDER</DirectoryRefId>
<SuppressRootDirectory>true</SuppressRootDirectory>
<!-- disabling harvesting registry keys makes HEAT5151 error go away during build -->
<SuppressRegistry>true</SuppressRegistry>
<SuppressFragments>true</SuppressFragments>
<SuppressCom>true</SuppressCom>
</HarvestDirectory>
<BindPath Include="$(SolutionDir)MyProject\bin\Release\net7.0" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="WixToolset.Heat" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="$(SolutionDir)MyProject\MyProject.csproj" />
</ItemGroup>
</Project>
```

## Using `HarvestDirectory` to harvest files from a directory

Expand All @@ -34,15 +56,15 @@ The following properties control harvesting:
| -------- | ----------- |
| `HarvestDirectoryAutogenerateGuids` | Optional boolean property. Whether to generate authoring that relies on auto-generation of component GUIDs. The default is `$(HarvestAutogenerateGuids)` if specified; otherwise, **true**. |
| `HarvestDirectoryComponentGroupName` | Optional string property. When harvesting multiple directories in a project, specify this metadata to create unique file names for the generated authoring. The component group name that will contain all generated authoring. |
| `HarvestDirectoryDirectoryRefId` | Optional string property. The identifier of the Directory element that will contain all generated authoring. |
| `HarvestDirectoryDirectoryRefId` | Optional string property. The identifier of the Directory into which the harvested files will be copied when you run the installer. |
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be copied when you run the installer. should be replaced with simply installed.

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I'm writing this with newbies in mind. I really struggled with the documentation and I'm suggesting changes that make it more understandable. Verbose and explicit was what I was aiming for.

| `HarvestDirectoryGenerateGuidsNow` | Optional boolean property. Whether to generate authoring that generates durable GUIDs when harvesting. The default is `$(HarvestGenerateGuidsNow)` if specified; otherwise, **false**. |
| `HarvestDirectoryKeepEmptyDirectories` | Optional boolean property. Whether to create Directory entries for empty directories when harvesting. The default is **false**. |
| `HarvestDirectoryNoLogo` | Optional boolean property. Whether to show the logo for heat.exe. The default is `$(NoLogo)` if specified; otherwise, **false**. |
| `HarvestDirectoryPreprocessorVariable` | Optional string property. Substitute `SourceDir` for another a preprocessor variable name. For example, specify `MyDir` to have Heat use `$(MyDir)` instead of `SourceDir`. |
| `HarvestDirectorySuppressAllWarnings` | Optional boolean parameter. Specifies that all warnings should be suppressed. The default is `$(HarvestSuppressAllWarnings)` if specified; otherwise, **false**. |
| `HarvestDirectorySuppressCom` | Optional boolean property. Whether to suppress generation of COM registry elements when harvesting files in directories. The default is **false**. |
| `HarvestDirectorySuppressFragments` | Optional boolean property. Whether to suppress generation of separate fragments when harvesting. The default is `$(HarvestSuppressFragments)` if specified; otherwise, **true**. |
| `HarvestDirectorySuppressRegistry` | Optional boolean property. Whether to suppress generation of all registry elements when harvesting files in directories. The default is **false**. |
| `HarvestDirectorySuppressRegistry` | Optional boolean property. Whether to suppress generation of all registry elements when harvesting files in directories. The default is **false**. If you get error *HEAT5151* when building, this feature needs to be turned off.|
| `HarvestDirectorySuppressRootDirectory` | Optional boolean property. Whether to suppress generation of a Directory element for all authoring when harvesting. The default is **false**. |
| `HarvestDirectorySuppressSpecificWarnings` | Optional string parameter. Specifies that certain warnings should be suppressed. The default is `$(HarvestSuppressSpecificWarnings)` if specified. |
| `HarvestDirectorySuppressUniqueIds` | Optional boolean property. Whether to suppress generation of unique component IDs. The default is `$(HarvestSuppressUniqueIds)` if specified; otherwise, **false**. |
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