1 files changed, 103 insertions, 0 deletions
diff --git a/src/mongo/scripting/mozjs/global.cpp b/src/mongo/scripting/mozjs/global.cpp
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index 00000000000..d8c6da94e35
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+++ b/src/mongo/scripting/mozjs/global.cpp
@@ -0,0 +1,103 @@
+/**
+ * Copyright (C) 2015 MongoDB Inc.
+ *
+ * This program is free software: you can redistribute it and/or  modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * As a special exception, the copyright holders give permission to link the
+ * code of portions of this program with the OpenSSL library under certain
+ * conditions as described in each individual source file and distribute
+ * linked combinations including the program with the OpenSSL library. You
+ * must comply with the GNU Affero General Public License in all respects
+ * for all of the code used other than as permitted herein. If you modify
+ * file(s) with this exception, you may extend this exception to your
+ * version of the file(s), but you are not obligated to do so. If you do not
+ * wish to do so, delete this exception statement from your version. If you
+ * delete this exception statement from all source files in the program,
+ * then also delete it in the license file.
+ */
+
+#include "mongo/platform/basic.h"
+
+#include "mongo/scripting/mozjs/global.h"
+
+#include <js/Conversions.h>
+
+#include "mongo/base/init.h"
+#include "mongo/logger/logstream_builder.h"
+#include "mongo/scripting/mozjs/implscope.h"
+#include "mongo/scripting/mozjs/jsstringwrapper.h"
+#include "mongo/scripting/mozjs/objectwrapper.h"
+#include "mongo/scripting/mozjs/valuereader.h"
+
+namespace mongo {
+namespace mozjs {
+
+const JSFunctionSpec GlobalInfo::freeFunctions[4] = {
+    MONGO_ATTACH_JS_FUNCTION(gc),
+    MONGO_ATTACH_JS_FUNCTION(print),
+    MONGO_ATTACH_JS_FUNCTION(version),
+    JS_FS_END,
+};
+
+const char* const GlobalInfo::className = "Global";
+
+namespace {
+
+logger::MessageLogDomain* jsPrintLogDomain;
+
+}  // namespace
+
+void GlobalInfo::Functions::print(JSContext* cx, JS::CallArgs args) {
+    logger::LogstreamBuilder builder(jsPrintLogDomain, getThreadName(), logger::LogSeverity::Log());
+    std::ostream& ss = builder.stream();
+
+    bool first = true;
+    for (size_t i = 0; i < args.length(); i++) {
+        if (first)
+            first = false;
+        else
+            ss << " ";
+
+        if (args.get(i).isNullOrUndefined()) {
+            // failed to get object to convert
+            ss << "[unknown type]";
+            continue;
+        }
+
+        JSStringWrapper jsstr(cx, JS::ToString(cx, args.get(i)));
+        ss << jsstr.toStringData();
+    }
+    ss << std::endl;
+
+    args.rval().setUndefined();
+}
+
+void GlobalInfo::Functions::version(JSContext* cx, JS::CallArgs args) {
+    ValueReader(cx, args.rval()).fromStringData(JS_VersionToString(JS_GetVersion(cx)));
+}
+
+void GlobalInfo::Functions::gc(JSContext* cx, JS::CallArgs args) {
+    auto scope = getScope(cx);
+
+    scope->gc();
+
+    args.rval().setUndefined();
+}
+
+MONGO_INITIALIZER(JavascriptPrintDomain)(InitializerContext*) {
+    jsPrintLogDomain = logger::globalLogManager()->getNamedDomain("javascriptOutput");
+    return Status::OK();
+}
+
+}  // namespace mozjs
+}  // namespace mongo