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-rw-r--r--lib/base/array-script.cpp260
1 files changed, 260 insertions, 0 deletions
diff --git a/lib/base/array-script.cpp b/lib/base/array-script.cpp
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+++ b/lib/base/array-script.cpp
@@ -0,0 +1,260 @@
+/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
+
+#include "base/array.hpp"
+#include "base/function.hpp"
+#include "base/functionwrapper.hpp"
+#include "base/scriptframe.hpp"
+#include "base/objectlock.hpp"
+#include "base/exception.hpp"
+
+using namespace icinga;
+
+static double ArrayLen()
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+ return self->GetLength();
+}
+
+static void ArraySet(int index, const Value& value)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+ self->Set(index, value);
+}
+
+static Value ArrayGet(int index)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+ return self->Get(index);
+}
+
+static void ArrayAdd(const Value& value)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+ self->Add(value);
+}
+
+static void ArrayRemove(int index)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+ self->Remove(index);
+}
+
+static bool ArrayContains(const Value& value)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+ return self->Contains(value);
+}
+
+static void ArrayClear()
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+ self->Clear();
+}
+
+static Array::Ptr ArraySort(const std::vector<Value>& args)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+
+ Array::Ptr arr = self->ShallowClone();
+
+ if (args.empty()) {
+ ObjectLock olock(arr);
+ std::sort(arr->Begin(), arr->End());
+ } else {
+ Function::Ptr function = args[0];
+ REQUIRE_NOT_NULL(function);
+
+ if (vframe->Sandboxed && !function->IsSideEffectFree())
+ BOOST_THROW_EXCEPTION(ScriptError("Sort function must be side-effect free."));
+
+ ObjectLock olock(arr);
+ std::sort(arr->Begin(), arr->End(), [&args](const Value& a, const Value& b) -> bool {
+ Function::Ptr cmp = args[0];
+ return cmp->Invoke({ a, b });
+ });
+ }
+
+ return arr;
+}
+
+static Array::Ptr ArrayShallowClone()
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+ return self->ShallowClone();
+}
+
+static Value ArrayJoin(const Value& separator)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+ return self->Join(separator);
+}
+
+static Array::Ptr ArrayReverse()
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+ return self->Reverse();
+}
+
+static Array::Ptr ArrayMap(const Function::Ptr& function)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+ REQUIRE_NOT_NULL(function);
+
+ if (vframe->Sandboxed && !function->IsSideEffectFree())
+ BOOST_THROW_EXCEPTION(ScriptError("Map function must be side-effect free."));
+
+ ArrayData result;
+
+ ObjectLock olock(self);
+ for (const Value& item : self) {
+ result.push_back(function->Invoke({ item }));
+ }
+
+ return new Array(std::move(result));
+}
+
+static Value ArrayReduce(const Function::Ptr& function)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+ REQUIRE_NOT_NULL(function);
+
+ if (vframe->Sandboxed && !function->IsSideEffectFree())
+ BOOST_THROW_EXCEPTION(ScriptError("Reduce function must be side-effect free."));
+
+ if (self->GetLength() == 0)
+ return Empty;
+
+ Value result = self->Get(0);
+
+ ObjectLock olock(self);
+ for (size_t i = 1; i < self->GetLength(); i++) {
+ result = function->Invoke({ result, self->Get(i) });
+ }
+
+ return result;
+}
+
+static Array::Ptr ArrayFilter(const Function::Ptr& function)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+ REQUIRE_NOT_NULL(function);
+
+ if (vframe->Sandboxed && !function->IsSideEffectFree())
+ BOOST_THROW_EXCEPTION(ScriptError("Filter function must be side-effect free."));
+
+ ArrayData result;
+
+ ObjectLock olock(self);
+ for (const Value& item : self) {
+ if (function->Invoke({ item }))
+ result.push_back(item);
+ }
+
+ return new Array(std::move(result));
+}
+
+static bool ArrayAny(const Function::Ptr& function)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+ REQUIRE_NOT_NULL(function);
+
+ if (vframe->Sandboxed && !function->IsSideEffectFree())
+ BOOST_THROW_EXCEPTION(ScriptError("Filter function must be side-effect free."));
+
+ ObjectLock olock(self);
+ for (const Value& item : self) {
+ if (function->Invoke({ item }))
+ return true;
+ }
+
+ return false;
+}
+
+static bool ArrayAll(const Function::Ptr& function)
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+ REQUIRE_NOT_NULL(function);
+
+ if (vframe->Sandboxed && !function->IsSideEffectFree())
+ BOOST_THROW_EXCEPTION(ScriptError("Filter function must be side-effect free."));
+
+ ObjectLock olock(self);
+ for (const Value& item : self) {
+ if (!function->Invoke({ item }))
+ return false;
+ }
+
+ return true;
+}
+static Array::Ptr ArrayUnique()
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ REQUIRE_NOT_NULL(self);
+ return self->Unique();
+}
+
+static void ArrayFreeze()
+{
+ ScriptFrame *vframe = ScriptFrame::GetCurrentFrame();
+ Array::Ptr self = static_cast<Array::Ptr>(vframe->Self);
+ self->Freeze();
+}
+
+Object::Ptr Array::GetPrototype()
+{
+ static Dictionary::Ptr prototype = new Dictionary({
+ { "len", new Function("Array#len", ArrayLen, {}, true) },
+ { "set", new Function("Array#set", ArraySet, { "index", "value" }) },
+ { "get", new Function("Array#get", ArrayGet, { "index" }) },
+ { "add", new Function("Array#add", ArrayAdd, { "value" }) },
+ { "remove", new Function("Array#remove", ArrayRemove, { "index" }) },
+ { "contains", new Function("Array#contains", ArrayContains, { "value" }, true) },
+ { "clear", new Function("Array#clear", ArrayClear) },
+ { "sort", new Function("Array#sort", ArraySort, { "less_cmp" }, true) },
+ { "shallow_clone", new Function("Array#shallow_clone", ArrayShallowClone, {}, true) },
+ { "join", new Function("Array#join", ArrayJoin, { "separator" }, true) },
+ { "reverse", new Function("Array#reverse", ArrayReverse, {}, true) },
+ { "map", new Function("Array#map", ArrayMap, { "func" }, true) },
+ { "reduce", new Function("Array#reduce", ArrayReduce, { "reduce" }, true) },
+ { "filter", new Function("Array#filter", ArrayFilter, { "func" }, true) },
+ { "any", new Function("Array#any", ArrayAny, { "func" }, true) },
+ { "all", new Function("Array#all", ArrayAll, { "func" }, true) },
+ { "unique", new Function("Array#unique", ArrayUnique, {}, true) },
+ { "freeze", new Function("Array#freeze", ArrayFreeze, {}) }
+ });
+
+ return prototype;
+}