protected Context()
{
// Context tables
_functions = new RoutinesTable(RoutinesAppContext.NameToIndex, RoutinesAppContext.AppRoutines, RoutinesAppContext.ContextRoutinesCounter, FunctionRedeclared);
_types = new TypesTable(TypesAppContext.NameToIndex, TypesAppContext.AppTypes, TypesAppContext.ContextTypesCounter, TypeRedeclared);
_statics = new object[StaticIndexes.StaticsCount];
}
static void AddScriptReference(Assembly assembly)
{
if (assembly == null)
{
throw new ArgumentNullException(nameof(assembly));
}
// remember the assembly for class map:
s_assClassMap.AddPhpAssemblyNoLock(assembly);
// reflect the module for imported symbols:
var module = assembly.ManifestModule;
// PhpPackageReferenceAttribute
foreach (var r in module.GetCustomAttributes <PhpPackageReferenceAttribute>())
{
Context.AddScriptReference(r.ScriptType);
}
// ImportPhpTypeAttribute
foreach (var t in module.GetCustomAttributes <ImportPhpTypeAttribute>())
{
TypesTable.DeclareAppType(PhpTypeInfoExtension.GetPhpTypeInfo(t.ImportedType));
}
// ImportPhpFunctionsAttribute
foreach (var t in module.GetCustomAttributes <ImportPhpFunctionsAttribute>())
{
// TODO: remember the container, do not reflect repetitiously
foreach (var m in t.ContainerType.GetMethods())
{
if (m.IsPublic && m.IsStatic && !m.IsPhpHidden())
{
RoutinesTable.DeclareAppRoutine(m.Name, m);
}
}
}
// ImportPhpConstantsAttribute
foreach (var t in module.GetCustomAttributes <ImportPhpConstantsAttribute>())
{
// TODO: remember the container, do not reflect repetitiously
foreach (var m in t.ContainerType.GetMembers(BindingFlags.Static | BindingFlags.Public))
{
if (m is FieldInfo fi && !fi.IsPhpHidden())
{
Debug.Assert(fi.IsStatic && fi.IsPublic);
if (fi.IsInitOnly || fi.IsLiteral)
{
ConstsMap.DefineAppConstant(fi.Name, PhpValue.FromClr(fi.GetValue(null)));
}
else
{
ConstsMap.DefineAppConstant(fi.Name, new Func <PhpValue>(() => PhpValue.FromClr(fi.GetValue(null))));
}
}
protected Context()
{
// tables
_functions = new RoutinesTable();
_types = new TypesTable();
_statics = new object[StaticIndexes.StaticsCount];
_constants = ConstsMap.Create(this);
_scripts = ScriptsMap.Create();
}
protected Context()
{
// Context tables
_functions = new RoutinesTable(FunctionRedeclared);
_types = new TypesTable(TypeRedeclared);
_statics = new object[StaticIndexes.StaticsCount];
//
this.DefineConstant("PHP_SAPI", (PhpValue)this.ServerApi, ignorecase: false);
}
protected Context()
{
_functions = new RoutinesTable(RoutinesAppContext.NameToIndex, RoutinesAppContext.AppRoutines, RoutinesAppContext.ContextRoutinesCounter, FunctionRedeclared);
_types = new TypesTable(TypesAppContext.NameToIndex, TypesAppContext.AppTypes, TypesAppContext.ContextTypesCounter, TypeRedeclared);
_statics = new object[StaticIndexes.StaticsCount];
_globals = new PhpArray();
_server = new PhpArray(); // TODO: virtual initialization method, reuse server static information with request context
// TODO: InitGlobalVariables(); //_globals.SetItemAlias(new IntStringKey("GLOBALS"), new PhpAlias(PhpValue.Create(_globals)));
}
/// <summary>
/// Initializes instance of context.
/// </summary>
/// <param name="services">Service provider. Can be <c>null</c> reference to use implicit services.</param>
protected Context(IServiceProvider services)
{
_services = services;
// tables
_functions = new RoutinesTable();
_types = new TypesTable();
_statics = Array.Empty <object>();
_constants = ConstsMap.Create(this);
_scripts = ScriptsMap.Create();
}
/// <summary>
/// Reflects given assembly for PeachPie compiler specifics - compiled scripts, references to other assemblies, declared functions and classes.
/// Scripts and declarations are loaded into application context (static).
/// </summary>
/// <param name="assembly">PeachPie compiler generated assembly.</param>
/// <remarks>Not thread safe.</remarks>
public static void AddScriptReference(Assembly assembly)
{
if (assembly == null)
{
throw new ArgumentNullException(nameof(assembly));
}
if (assembly.GetType(ScriptInfo.ScriptTypeName) == null || !TryAddAssembly(assembly))
{
// nothing to reflect
return;
}
// reflect the module for imported symbols:
var module = assembly.ManifestModule;
// PhpPackageReferenceAttribute
foreach (var r in module.GetCustomAttributes <PhpPackageReferenceAttribute>())
{
AddPhpPackageReference(r.ScriptType);
}
// ImportPhpTypeAttribute
foreach (var t in module.GetCustomAttributes <ImportPhpTypeAttribute>())
{
TypesTable.DeclareAppType(PhpTypeInfoExtension.GetPhpTypeInfo(t.ImportedType));
}
// ImportPhpFunctionsAttribute
foreach (var t in module.GetCustomAttributes <ImportPhpFunctionsAttribute>())
{
if (ExtensionsAppContext.ExtensionsTable.VisitFunctionsContainer(t.ContainerType, out var attr))
{
foreach (var m in t.ContainerType.GetMethods())
{
if (m.IsPublic && m.IsStatic && !m.IsSpecialName && !m.IsPhpHidden())
{
ExtensionsAppContext.ExtensionsTable.AddRoutine(attr, RoutinesTable.DeclareAppRoutine(m.Name, m));
}
}
}
}
// ImportPhpConstantsAttribute
foreach (var t in module.GetCustomAttributes <ImportPhpConstantsAttribute>())
{
if (!s_processedConstantsContainers.Add(t.ContainerType))
{
// already visited before
continue;
}
//
var extensionName = t.ContainerType.GetCustomAttribute <PhpExtensionAttribute>(false)?.FirstExtensionOrDefault;
// reflect constants defined in the container
foreach (var m in t.ContainerType.GetMembers(BindingFlags.Static | BindingFlags.Public))
{
if (m is FieldInfo fi && !fi.IsPhpHidden())
{
Debug.Assert(fi.IsStatic && fi.IsPublic);
if (fi.IsInitOnly || fi.IsLiteral)
{
// constant
ConstsMap.DefineAppConstant(fi.Name, PhpValue.FromClr(fi.GetValue(null)), false, extensionName);
}
else
{
// static field
ConstsMap.DefineAppConstant(fi.Name, new Func <PhpValue>(() => PhpValue.FromClr(fi.GetValue(null))), false, extensionName);
}
}
/// <summary>
/// Reflects given assembly for PeachPie compiler specifics - compiled scripts, references to other assemblies, declared functions and classes.
/// Scripts and declarations are loaded into application context (static).
/// </summary>
/// <param name="assembly">PeachPie compiler generated assembly.</param>
/// <remarks>Not thread safe.</remarks>
public static void AddScriptReference(Assembly assembly)
{
if (assembly == null)
{
throw new ArgumentNullException(nameof(assembly));
}
if (assembly.GetType(ScriptInfo.ScriptTypeName) == null || !s_processedAssemblies.Add(assembly))
{
// nothing to reflect
return;
}
s_processedAssembliesArr = ArrayUtils.AppendRange(assembly, s_processedAssembliesArr); // TODO: ImmutableArray<T>
// remember the assembly for class map:
s_assClassMap.AddPhpAssemblyNoLock(assembly);
// reflect the module for imported symbols:
var module = assembly.ManifestModule;
// PhpPackageReferenceAttribute
foreach (var r in module.GetCustomAttributes <PhpPackageReferenceAttribute>())
{
if (r.ScriptType != null) // always true
{
AddScriptReference(r.ScriptType.Assembly);
}
}
// ImportPhpTypeAttribute
foreach (var t in module.GetCustomAttributes <ImportPhpTypeAttribute>())
{
TypesTable.DeclareAppType(PhpTypeInfoExtension.GetPhpTypeInfo(t.ImportedType));
}
// ImportPhpFunctionsAttribute
foreach (var t in module.GetCustomAttributes <ImportPhpFunctionsAttribute>())
{
if (ExtensionsAppContext.ExtensionsTable.VisitFunctionsContainer(t.ContainerType, out var attr))
{
foreach (var m in t.ContainerType.GetMethods())
{
if (m.IsPublic && m.IsStatic && !m.IsPhpHidden())
{
ExtensionsAppContext.ExtensionsTable.AddRoutine(attr, RoutinesTable.DeclareAppRoutine(m.Name, m));
}
}
}
}
// ImportPhpConstantsAttribute
foreach (var t in module.GetCustomAttributes <ImportPhpConstantsAttribute>())
{
if (!s_processedConstantsContainers.Add(t.ContainerType))
{
// already visited before
continue;
}
// reflect constants defined in the container
foreach (var m in t.ContainerType.GetMembers(BindingFlags.Static | BindingFlags.Public))
{
if (m is FieldInfo fi && !fi.IsPhpHidden())
{
Debug.Assert(fi.IsStatic && fi.IsPublic);
if (fi.IsInitOnly || fi.IsLiteral)
{
ConstsMap.DefineAppConstant(fi.Name, PhpValue.FromClr(fi.GetValue(null)));
}
else
{
ConstsMap.DefineAppConstant(fi.Name, new Func <PhpValue>(() => PhpValue.FromClr(fi.GetValue(null))));
}
}
