/// <summary>
/// Initializes the script context for a web request.
/// </summary>
/// <param name="appContext">Application context.</param>
/// <param name="context">HTTP context of the request.</param>
/// <returns>A instance of <see cref="ScriptContext"/> to be used by the request.</returns>
/// <exception cref="System.Configuration.ConfigurationErrorsException">
/// Web configuration is invalid. The context is not initialized then.
/// </exception>
internal static ScriptContext /*!*/ InitWebRequest(ApplicationContext /*!*/ appContext, HttpContext /*!*/ context)
{
Debug.Assert(appContext != null && context != null);
// reloads configuration of the current thread from ASP.NET caches or web.config files;
// cached configuration is reused;
Configuration.Reload(appContext, false);
// takes a writable copy of a global configuration (may throw ConfigurationErrorsException):
LocalConfiguration config = (LocalConfiguration)Configuration.DefaultLocal.DeepCopy();
// following initialization statements shouldn't throw an exception: // can throw on Integrated Pipeline, events must be attached within HttpApplication.Init()
ScriptContext result = new ScriptContext(appContext, config, context.Response.Output, context.Response.OutputStream);
result.IsOutputBuffered = config.OutputControl.OutputBuffering;
result.ThrowExceptionOnError = true;
result.WorkingDirectory = Path.GetDirectoryName(context.Request.PhysicalPath);
if (config.OutputControl.ContentType != null)
{
context.Response.ContentType = config.OutputControl.ContentType;
}
if (config.OutputControl.CharSet != null)
{
context.Response.Charset = config.OutputControl.CharSet;
}
result.AutoGlobals.Initialize(config, context);
ScriptContext.CurrentContext = result;
Externals.BeginRequest();
return(result);
}
/// <summary>
/// Initializes the script context for a PHP console application.
/// </summary>
/// <param name="appContext">Application context.</param>
/// <param name="mainScript">The main script's type or a <B>null</B> reference for a pure application.</param>
/// <param name="relativeSourcePath">A path to the main script source file.</param>
/// <param name="sourceRoot">A source root within which an application has been compiler.</param>
/// <returns>
/// A new instance of <see cref="ScriptContext"/> with its own copy of local configuration
/// to be used by the application.
/// </returns>
/// <exception cref="System.Configuration.ConfigurationErrorsException">
/// Web configuration is invalid. The context is not initialized then.
/// </exception>
/// <remarks>
/// Use this method if you want to initialize application in the same way the PHP console/Windows
/// application is initialized. The returned script context is initialized as follows:
/// <list type="bullet">
/// <term>The application's source root is set.</term>
/// <term>The main script of the application is defined.</term>
/// <term>Output and input streams are set to standard output and input, respectively.</term>
/// <term>Current culture it set to <see cref="CultureInfo.InvariantCulture"/>.</term>
/// <term>Auto-global variables ($_GET, $_SET, etc.) are initialized.</term>
/// <term>Working directory is set tothe current working directory.</term>
/// </list>
/// </remarks>
public static ScriptContext /*!*/ InitApplication(ApplicationContext /*!*/ appContext, Type mainScript,
string relativeSourcePath, string sourceRoot)
{
// loads configuration into the given application context
// (applies only if the config has not been loaded yet by the current thread):
Configuration.Load(appContext);
ApplicationConfiguration app_config = Configuration.Application;
if (mainScript != null)
{
if (relativeSourcePath == null)
{
throw new ArgumentNullException("relativeSourcePath");
}
if (sourceRoot == null)
{
throw new ArgumentNullException("sourceRoot");
}
// overrides source root configuration if not explicitly specified in config file:
if (!app_config.Compiler.SourceRootSet)
{
app_config.Compiler.SourceRoot = new FullPath(sourceRoot);
}
}
// takes a writable copy of a global configuration:
LocalConfiguration config = (LocalConfiguration)Configuration.DefaultLocal.DeepCopy();
// sets invariant culture as a default one:
Thread.CurrentThread.CurrentCulture = CultureInfo.InvariantCulture;
ScriptContext result = new ScriptContext(appContext, config, Console.Out, Console.OpenStandardOutput());
result.IsOutputBuffered = result.config.OutputControl.OutputBuffering;
result.AutoGlobals.Initialize(config, null);
result.WorkingDirectory = Directory.GetCurrentDirectory();
result.ThrowExceptionOnError = true;
result.config.ErrorControl.HtmlMessages = false;
if (mainScript != null)
{
// converts relative path of the script source to full canonical path using source root from the configuration:
PhpSourceFile main_source_file = new PhpSourceFile(
app_config.Compiler.SourceRoot,
new FullPath(relativeSourcePath, app_config.Compiler.SourceRoot)
);
result.DefineMainScript(new ScriptInfo(mainScript), main_source_file);
}
ScriptContext.CurrentContext = result;
Externals.BeginRequest();
return(result);
}