ProjectCapabilityManager.AddInAppPurchase

Description

Add the In-App Purchase capability.

using UnityEditor;
using UnityEditor.Callbacks;
using UnityEditor.iOS.Xcode;

public class Sample_AddInAppPurchase  
{
    [PostProcessBuild]
    public static void OnPostprocessBuild(BuildTarget buildTarget, string pathToBuiltProject)
    {
        // Stop processing if build target isn't iOS

        if (buildTarget != BuildTarget.iOS)
            return;

        // Initialize PBXProject
        var projectPath = PBXProject.GetPBXProjectPath(pathToBuiltProject);
        PBXProject pbxProject = new PBXProject();
        pbxProject.ReadFromFile(projectPath);

        // Get Main target GUID
        string mainTargetGuid = pbxProject.GetUnityMainTargetGuid();

        // Check if there's already an entitlements file created and use it. If not, create a new file called Example.entitlements
        string entitlementsFile = pbxProject.GetBuildPropertyForAnyConfig(mainTargetGuid, "CODE_SIGN_ENTITLEMENTS");
        if (entitlementsFile == null)
        {
            entitlementsFile = string.Format("Example.entitlements");
        }

        // Initialize ProjectCapabilityManager and add 'In-App Purchase' capability
        ProjectCapabilityManager capabilityManager = new ProjectCapabilityManager(projectPath, entitlementsFile, targetGuid: mainTargetGuid);
        capabilityManager.AddInAppPurchase();

        // Currently also need to add StoreKit.framework

        // Call WriteToFile to save the changes to project file
        capabilityManager.WriteToFile();
    }

}