mirror of
https://github.com/Icinga/icinga2.git
synced 2025-11-04 05:34:12 +01:00
289 lines
8.7 KiB
C++
289 lines
8.7 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2018 Icinga Development Team (https://www.icinga.com/) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#include "base/array.hpp"
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#include "base/function.hpp"
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#include "base/functionwrapper.hpp"
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#include "base/scriptframe.hpp"
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#include "base/objectlock.hpp"
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#include "base/exception.hpp"
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using namespace icinga;
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static double ArrayLen()
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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return self->GetLength();
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}
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static void ArraySet(int index, const Value& value)
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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self->Set(index, value);
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}
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static Value ArrayGet(int index)
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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return self->Get(index);
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}
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static void ArrayAdd(const Value& value)
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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self->Add(value);
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}
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static void ArrayRemove(int index)
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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self->Remove(index);
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}
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static bool ArrayContains(const Value& value)
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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return self->Contains(value);
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}
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static void ArrayClear()
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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self->Clear();
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}
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static bool ArraySortCmp(const Function::Ptr& cmp, const Value& a, const Value& b)
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{
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return cmp->Invoke({ a, b });
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}
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static Array::Ptr ArraySort(const std::vector<Value>& args)
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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Array::Ptr arr = self->ShallowClone();
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if (args.empty()) {
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ObjectLock olock(arr);
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std::sort(arr->Begin(), arr->End());
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} else {
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Function::Ptr function = args[0];
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if (vframe->Sandboxed && !function->IsSideEffectFree())
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BOOST_THROW_EXCEPTION(ScriptError("Sort function must be side-effect free."));
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ObjectLock olock(arr);
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std::sort(arr->Begin(), arr->End(), std::bind(ArraySortCmp, args[0], _1, _2));
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}
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return arr;
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}
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static Array::Ptr ArrayShallowClone()
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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return self->ShallowClone();
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}
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static Value ArrayJoin(const Value& separator)
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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Value result;
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bool first = true;
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ObjectLock olock(self);
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for (const Value& item : self) {
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if (first) {
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first = false;
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} else {
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result = result + separator;
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}
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result = result + item;
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}
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return result;
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}
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static Array::Ptr ArrayReverse()
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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return self->Reverse();
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}
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static Array::Ptr ArrayMap(const Function::Ptr& function)
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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if (vframe->Sandboxed && !function->IsSideEffectFree())
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BOOST_THROW_EXCEPTION(ScriptError("Map function must be side-effect free."));
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ArrayData result;
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ObjectLock olock(self);
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for (const Value& item : self) {
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result.push_back(function->Invoke({ item }));
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}
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return new Array(std::move(result));
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}
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static Value ArrayReduce(const Function::Ptr& function)
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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if (vframe->Sandboxed && !function->IsSideEffectFree())
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BOOST_THROW_EXCEPTION(ScriptError("Reduce function must be side-effect free."));
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if (self->GetLength() == 0)
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return Empty;
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Value result = self->Get(0);
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ObjectLock olock(self);
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for (size_t i = 1; i < self->GetLength(); i++) {
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result = function->Invoke({ result, self->Get(i) });
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}
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return result;
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}
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static Array::Ptr ArrayFilter(const Function::Ptr& function)
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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if (vframe->Sandboxed && !function->IsSideEffectFree())
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BOOST_THROW_EXCEPTION(ScriptError("Filter function must be side-effect free."));
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ArrayData result;
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ObjectLock olock(self);
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for (const Value& item : self) {
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if (function->Invoke({ item }))
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result.push_back(item);
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}
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return new Array(std::move(result));
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}
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static bool ArrayAny(const Function::Ptr& function)
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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if (vframe->Sandboxed && !function->IsSideEffectFree())
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BOOST_THROW_EXCEPTION(ScriptError("Filter function must be side-effect free."));
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ObjectLock olock(self);
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for (const Value& item : self) {
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if (function->Invoke({ item }))
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return true;
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}
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return false;
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}
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static bool ArrayAll(const Function::Ptr& function)
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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if (vframe->Sandboxed && !function->IsSideEffectFree())
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BOOST_THROW_EXCEPTION(ScriptError("Filter function must be side-effect free."));
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ObjectLock olock(self);
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for (const Value& item : self) {
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if (!function->Invoke({ item }))
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return false;
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}
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return true;
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}
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static Array::Ptr ArrayUnique()
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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REQUIRE_NOT_NULL(self);
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return self->Unique();
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}
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static void ArrayFreeze()
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{
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ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
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Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
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self->Freeze();
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}
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Object::Ptr Array::GetPrototype()
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{
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static Dictionary::Ptr prototype = new Dictionary({
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{ "len", new Function("Array#len", ArrayLen, {}, true) },
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{ "set", new Function("Array#set", ArraySet, { "index", "value" }) },
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{ "get", new Function("Array#get", ArrayGet, { "index" }) },
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{ "add", new Function("Array#add", ArrayAdd, { "value" }) },
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{ "remove", new Function("Array#remove", ArrayRemove, { "index" }) },
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{ "contains", new Function("Array#contains", ArrayContains, { "value" }, true) },
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{ "clear", new Function("Array#clear", ArrayClear) },
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{ "sort", new Function("Array#sort", ArraySort, { "less_cmp" }, true) },
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{ "shallow_clone", new Function("Array#shallow_clone", ArrayShallowClone, {}, true) },
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{ "join", new Function("Array#join", ArrayJoin, { "separator" }, true) },
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{ "reverse", new Function("Array#reverse", ArrayReverse, {}, true) },
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{ "map", new Function("Array#map", ArrayMap, { "func" }, true) },
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{ "reduce", new Function("Array#reduce", ArrayReduce, { "reduce" }, true) },
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{ "filter", new Function("Array#filter", ArrayFilter, { "func" }, true) },
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{ "any", new Function("Array#any", ArrayAny, { "func" }, true) },
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{ "all", new Function("Array#all", ArrayAll, { "func" }, true) },
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{ "unique", new Function("Array#unique", ArrayUnique, {}, true) },
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{ "freeze", new Function("Array#freeze", ArrayFreeze, {}) }
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});
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return prototype;
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}
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