bool f_is_callable(CVarRef v, bool syntax /* = false */, VRefParam name /* = null */) { bool ret = true; if (LIKELY(!syntax)) { if (hhvm) { CallerFrame cf; ObjectData* obj = NULL; HPHP::VM::Class* cls = NULL; StringData* invName = NULL; const HPHP::VM::Func* f = vm_decode_function(v, cf(), false, obj, cls, invName, false); if (f == NULL) { ret = false; } if (invName != NULL) { LITSTR_DECREF(invName); } } else { MethodCallPackage mcp; String classname, methodname; bool doBind; ret = get_user_func_handler(v, true, mcp, classname, methodname, doBind, false); if (ret && mcp.ci->m_flags & (CallInfo::Protected|CallInfo::Private)) { classname = mcp.getClassName(); if (!ClassInfo::HasAccess(classname, *mcp.name, mcp.ci->m_flags & CallInfo::StaticMethod || !mcp.obj, mcp.obj)) { ret = false; } } } if (!name.isReferenced()) return ret; } Variant::TypedValueAccessor tv_func = v.getTypedAccessor(); if (Variant::IsString(tv_func)) { if (name.isReferenced()) name = Variant::GetStringData(tv_func); return ret; } if (Variant::GetAccessorType(tv_func) == KindOfArray) { CArrRef arr = Variant::GetAsArray(tv_func); CVarRef clsname = arr.rvalAtRef(0LL); CVarRef mthname = arr.rvalAtRef(1LL); if (arr.size() != 2 || &clsname == &null_variant || &mthname == &null_variant) { name = v.toString(); return false; } Variant::TypedValueAccessor tv_meth = mthname.getTypedAccessor(); if (!Variant::IsString(tv_meth)) { if (name.isReferenced()) name = v.toString(); return false; } Variant::TypedValueAccessor tv_cls = clsname.getTypedAccessor(); if (Variant::GetAccessorType(tv_cls) == KindOfObject) { name = Variant::GetObjectData(tv_cls)->o_getClassName(); } else if (Variant::IsString(tv_cls)) { name = Variant::GetStringData(tv_cls); } else { name = v.toString(); return false; } name = concat3(name, "::", Variant::GetAsString(tv_meth)); return ret; } if (Variant::GetAccessorType(tv_func) == KindOfObject) { ObjectData *d = Variant::GetObjectData(tv_func); if (hhvm) { static const StringData* sd__invoke = StringData::GetStaticString("__invoke"); const VM::Func* invoke = d->getVMClass()->lookupMethod(sd__invoke); if (name.isReferenced()) { if (d->o_instanceof("closure")) { // Hack to stop the mangled name from showing up name = "Closure::__invoke"; } else { name = d->o_getClassName() + "::__invoke"; } } return invoke != NULL; } else { void *extra; if (d->t___invokeCallInfoHelper(extra)) { name = d->o_getClassName() + "::__invoke"; return ret; } if (name.isReferenced()) { name = v.toString(); } } } return false; }
bool f_is_callable(CVarRef v, bool syntax /* = false */, VRefParam name /* = null */) { bool ret = true; if (LIKELY(!syntax)) { CallerFrame cf; ObjectData* obj = NULL; HPHP::Class* cls = NULL; StringData* invName = NULL; const HPHP::Func* f = vm_decode_function(v, cf(), false, obj, cls, invName, false); if (f == NULL) { ret = false; } if (invName != NULL) { decRefStr(invName); } if (!name.isReferenced()) return ret; } auto const tv_func = v.asCell(); if (IS_STRING_TYPE(tv_func->m_type)) { if (name.isReferenced()) name = tv_func->m_data.pstr; return ret; } if (tv_func->m_type == KindOfArray) { CArrRef arr = tv_func->m_data.parr; CVarRef clsname = arr.rvalAtRef(int64_t(0)); CVarRef mthname = arr.rvalAtRef(int64_t(1)); if (arr.size() != 2 || &clsname == &null_variant || &mthname == &null_variant) { name = v.toString(); return false; } auto const tv_meth = mthname.asCell(); if (!IS_STRING_TYPE(tv_meth->m_type)) { if (name.isReferenced()) name = v.toString(); return false; } auto const tv_cls = clsname.asCell(); if (tv_cls->m_type == KindOfObject) { name = tv_cls->m_data.pobj->o_getClassName(); } else if (IS_STRING_TYPE(tv_cls->m_type)) { name = tv_cls->m_data.pstr; } else { name = v.toString(); return false; } name = concat3(name, s_colon2, tv_meth->m_data.pstr); return ret; } if (tv_func->m_type == KindOfObject) { ObjectData *d = tv_func->m_data.pobj; const Func* invoke = d->getVMClass()->lookupMethod(s__invoke.get()); if (name.isReferenced()) { if (d->instanceof(c_Closure::classof())) { // Hack to stop the mangled name from showing up name = s_Closure__invoke; } else { name = d->o_getClassName() + "::__invoke"; } } return invoke != NULL; } return false; }
bool f_is_callable(CVarRef v, bool syntax /* = false */, VRefParam name /* = null */) { bool ret = true; if (LIKELY(!syntax)) { CallerFrame cf; ObjectData* obj = NULL; HPHP::VM::Class* cls = NULL; StringData* invName = NULL; const HPHP::VM::Func* f = vm_decode_function(v, cf(), false, obj, cls, invName, false); if (f == NULL) { ret = false; } if (invName != NULL) { decRefStr(invName); } if (!name.isReferenced()) return ret; } Variant::TypedValueAccessor tv_func = v.getTypedAccessor(); if (Variant::IsString(tv_func)) { if (name.isReferenced()) name = Variant::GetStringData(tv_func); return ret; } if (Variant::GetAccessorType(tv_func) == KindOfArray) { CArrRef arr = Variant::GetAsArray(tv_func); CVarRef clsname = arr.rvalAtRef(int64_t(0)); CVarRef mthname = arr.rvalAtRef(int64_t(1)); if (arr.size() != 2 || &clsname == &null_variant || &mthname == &null_variant) { name = v.toString(); return false; } Variant::TypedValueAccessor tv_meth = mthname.getTypedAccessor(); if (!Variant::IsString(tv_meth)) { if (name.isReferenced()) name = v.toString(); return false; } Variant::TypedValueAccessor tv_cls = clsname.getTypedAccessor(); if (Variant::GetAccessorType(tv_cls) == KindOfObject) { name = Variant::GetObjectData(tv_cls)->o_getClassName(); } else if (Variant::IsString(tv_cls)) { name = Variant::GetStringData(tv_cls); } else { name = v.toString(); return false; } name = concat3(name, "::", Variant::GetAsString(tv_meth)); return ret; } if (Variant::GetAccessorType(tv_func) == KindOfObject) { ObjectData *d = Variant::GetObjectData(tv_func); static const StringData* sd__invoke = StringData::GetStaticString("__invoke"); const VM::Func* invoke = d->getVMClass()->lookupMethod(sd__invoke); if (name.isReferenced()) { if (d->instanceof(c_Closure::s_cls)) { // Hack to stop the mangled name from showing up name = "Closure::__invoke"; } else { name = d->o_getClassName() + "::__invoke"; } } return invoke != NULL; } return false; }