1 files changed, 168 insertions, 0 deletions
diff --git a/indra/newview/llfloaterluadebug.cpp b/indra/newview/llfloaterluadebug.cpp
new file mode 100644
index 0000000000..06877df816
--- /dev/null
+++ b/indra/newview/llfloaterluadebug.cpp
@@ -0,0 +1,168 @@
+/**
+ * @file llfloaterluadebug.cpp
+ *
+ * $LicenseInfo:firstyear=2023&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2023, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "llviewerprecompiledheaders.h"
+
+#include "llfloaterluadebug.h"
+
+#include "lllineeditor.h"
+#include "lltexteditor.h"
+#include "llviewermenufile.h" // LLFilePickerReplyThread
+
+#include "llagent.h"
+#include "llappearancemgr.h"
+#include "llfloaterreg.h"
+#include "llfloaterimnearbychat.h"
+
+#include "llluamanager.h"
+#include "llsdutil.h"
+#include "lua_function.h"
+#include "stringize.h"
+#include "tempset.h"
+
+
+LLFloaterLUADebug::LLFloaterLUADebug(const LLSD &key)
+    : LLFloater(key)
+{
+}
+
+
+bool LLFloaterLUADebug::postBuild()
+{
+    mResultOutput = getChild<LLTextEditor>("result_text");
+    mLineInput = getChild<LLLineEditor>("lua_cmd");
+    mScriptPath = getChild<LLLineEditor>("script_path");
+    mOutConnection = LLEventPumps::instance().obtain("lua output")
+        .listen("LLFloaterLUADebug",
+                [mResultOutput=mResultOutput](const LLSD& data)
+                {
+                    mResultOutput->pasteTextWithLinebreaks(data.asString());
+                    mResultOutput->addLineBreakChar(true);
+                    return false;
+                });
+
+    getChild<LLButton>("execute_btn")->setClickedCallback(boost::bind(&LLFloaterLUADebug::onExecuteClicked, this));
+    getChild<LLButton>("browse_btn")->setClickedCallback(boost::bind(&LLFloaterLUADebug::onBtnBrowse, this));
+    getChild<LLButton>("run_btn")->setClickedCallback(boost::bind(&LLFloaterLUADebug::onBtnRun, this));
+    mLineInput->setCommitCallback(boost::bind(&LLFloaterLUADebug::onExecuteClicked, this));
+    mLineInput->setSelectAllonCommit(false);
+
+    return true;
+}
+
+LLFloaterLUADebug::~LLFloaterLUADebug()
+{}
+
+void LLFloaterLUADebug::onExecuteClicked()
+{
+    // Empirically, running Lua code that indirectly invokes the
+    // "LLNotifications" listener can result (via mysterious labyrinthine
+    // viewer UI byways) in a recursive call to this handler. We've seen Bad
+    // Things happen to the viewer with a second call to runScriptLine() with
+    // the same cmd on the same LuaState.
+    if (mExecuting)
+    {
+        LL_DEBUGS("Lua") << "recursive call to onExecuteClicked()" << LL_ENDL;
+        return;
+    }
+    TempSet executing(mExecuting, true);
+    mResultOutput->setValue("");
+
+    std::string cmd = mLineInput->getText();
+    LLLUAmanager::runScriptLine(cmd, [this](int count, const LLSD& result)
+        {
+            completion(count, result);
+        });
+}
+
+void LLFloaterLUADebug::onBtnBrowse()
+{
+    LLFilePickerReplyThread::startPicker(boost::bind(&LLFloaterLUADebug::runSelectedScript, this, _1), LLFilePicker::FFLOAD_LUA, false);
+}
+
+void LLFloaterLUADebug::onBtnRun()
+{
+    std::vector<std::string> filenames;
+    std::string filepath = mScriptPath->getText();
+    if (!filepath.empty())
+    {
+        filenames.push_back(filepath);
+        runSelectedScript(filenames);
+    }
+}
+
+void LLFloaterLUADebug::runSelectedScript(const std::vector<std::string> &filenames)
+{
+    if (mExecuting)
+    {
+        LL_DEBUGS("Lua") << "recursive call to runSelectedScript()" << LL_ENDL;
+        return;
+    }
+    TempSet executing(mExecuting, true);
+    mResultOutput->setValue("");
+
+    std::string filepath = filenames[0];
+    if (!filepath.empty())
+    {
+        mScriptPath->setText(filepath);
+        LLLUAmanager::runScriptFile(filepath, false, [this](int count, const LLSD &result)
+        {
+            completion(count, result);
+        });
+    }
+}
+
+void LLFloaterLUADebug::completion(int count, const LLSD& result)
+{
+    if (count < 0)
+    {
+        // error: show error message
+        LLStyle::Params params;
+        params.readonly_color = LLUIColorTable::instance().getColor("LtRed");
+        mResultOutput->appendText(result.asString(), false, params);
+        mResultOutput->endOfDoc();
+        return;
+    }
+    if (count == 0)
+    {
+        // no results
+        mResultOutput->pasteTextWithLinebreaks(stringize("ok ", ++mAck));
+        return;
+    }
+    if (count == 1)
+    {
+        // single result
+        mResultOutput->pasteTextWithLinebreaks(stringize(result));
+        return;
+    }
+    // multiple results
+    const char* sep = "";
+    for (const auto& item : llsd::inArray(result))
+    {
+        mResultOutput->insertText(sep);
+        mResultOutput->pasteTextWithLinebreaks(stringize(item));
+        sep = ", ";
+    }
+}