v0.2.48..v0.2.49 changeset SchemaCmd.cpp

diff --git a/hoot-core/src/main/cpp/hoot/core/cmd/SchemaCmd.cpp b/hoot-core/src/main/cpp/hoot/core/cmd/SchemaCmd.cpp
new file mode 100644
index 0000000..2783bf3
--- /dev/null
+++ b/hoot-core/src/main/cpp/hoot/core/cmd/SchemaCmd.cpp
@@ -0,0 +1,82 @@
+/*
+ * This file is part of Hootenanny.
+ *
+ * Hootenanny is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * --------------------------------------------------------------------
+ *
+ * The following copyright notices are generated automatically. If you
+ * have a new notice to add, please use the format:
+ * " * @copyright Copyright ..."
+ * This will properly maintain the copyright information. DigitalGlobe
+ * copyrights will be updated automatically.
+ *
+ * @copyright Copyright (C) 2015, 2016, 2017, 2018, 2019 DigitalGlobe (http://www.digitalglobe.com/)
+ */
+
+// Hoot
+#include <hoot/core/cmd/BaseCommand.h>
+#include <hoot/core/schema/ScriptSchemaTranslator.h>
+#include <hoot/core/schema/ScriptSchemaTranslatorFactory.h>
+#include <hoot/core/util/ConfigOptions.h>
+#include <hoot/core/util/Factory.h>
+
+using namespace std;
+
+namespace hoot
+{
+
+class SchemaCmd : public BaseCommand
+{
+public:
+
+  static string className() { return "hoot::SchemaCmd"; }
+
+  SchemaCmd() {}
+
+  virtual QString getName() const override { return "schema"; }
+
+  virtual QString getDescription() const override
+  { return "Displays the tag schema that Hootenanny uses"; }
+
+  virtual int runSimple(QStringList& args) override
+  {
+    QString printScript(ConfigOptions().getTagPrintingScript());
+
+    if (args.size() == 1)
+    {
+      printScript = args[0];
+    }
+    else if (args.size() > 1)
+    {
+      cout << getHelp() << endl << endl;
+      throw HootException(QString("%1 takes one optional parameter.").arg(getName()));
+    }
+
+    // Great bit of code taken from TranslatedTagDifferencer
+    std::shared_ptr<ScriptSchemaTranslator> schemaPrinter(
+      ScriptSchemaTranslatorFactory::getInstance().createTranslator(printScript));
+
+    if (!schemaPrinter)
+    {
+      throw HootException("Unable to find a valid translation format for: " + printScript);
+    }
+
+    return 0;
+  }
+};
+
+HOOT_FACTORY_REGISTER(Command, SchemaCmd)
+
+}