[ili2db] Add export_metaconfig handy method to Ili2dbUtils; parse par…

…ameters from an exported metaConfig .ini file in ilitoppingmaker

modelbaker/ilitoppingmaker/ili2dbsettings.py

@@ -16,6 +16,8 @@
  *                                                                         *
  ***************************************************************************/
 """
+import configparser
+from pathlib import Path
 
 
 class Ili2dbSettings(dict):
@@ -105,3 +107,16 @@ def parse_parameters_from_db(self, db_connector):
             self.parameters["createTidCol"] = True
 
         return True
+
+    def parse_parameters_from_ini_file(self, ini_file: str) -> bool:
+        p = Path(ini_file)
+        if p.exists():
+            config = configparser.ConfigParser()
+            config.read(ini_file)
+            if not "CONFIGURATION" in config or not "ch.ehi.ili2db" in config:
+                return False
+
+            self.parameters = dict(config["ch.ehi.ili2db"])
+            return True
+
+        return False

modelbaker/utils/ili2db_utils.py

@@ -18,8 +18,12 @@
 """
 from qgis.PyQt.QtCore import QObject, Qt, pyqtSignal
 
-from ..iliwrapper import ilideleter
-from ..iliwrapper.ili2dbconfig import DeleteConfiguration, Ili2DbCommandConfiguration
+from ..iliwrapper import ilideleter, ilimetaconfigexporter
+from ..iliwrapper.ili2dbconfig import (
+    DeleteConfiguration,
+    ExportMetaConfigConfiguration,
+    Ili2DbCommandConfiguration,
+)
 from ..iliwrapper.ili2dbutils import JavaNotFoundError
 from ..utils.qt_utils import OverrideCursor
 
@@ -108,6 +112,43 @@ def delete_dataset(
 
         return res, msg
 
+    def export_metaconfig(
+        self, ini_file: str, configuration: Ili2DbCommandConfiguration = None
+    ):
+        """
+        :param ini_file: Output file
+        :param configuration: Base Ili2DbCommandConfiguration object
+        :return: Tuple with boolean result and optional message
+        """
+        metaconfig_exporter = ilimetaconfigexporter.MetaConfigExporter()
+        metaconfig_exporter.tool = configuration.tool
+        metaconfig_exporter.configuration = ExportMetaConfigConfiguration(configuration)
+        metaconfig_exporter.configuration.metaconfigoutputfile = ini_file
+
+        with OverrideCursor(Qt.WaitCursor):
+            self._connect_ili_executable_signals(metaconfig_exporter)
+            self._log = ""
+
+            res = True
+            msg = self.tr("MetaConfig successfully exported to '{}'!").format(ini_file)
+            try:
+                if (
+                    metaconfig_exporter.run()
+                    != ilimetaconfigexporter.MetaConfigExporter.SUCCESS
+                ):
+                    msg = self.tr(
+                        "An error occurred when exporting the metaconfig from the DB to '{}' (check the QGIS log panel)."
+                    ).format(ini_file)
+                    res = False
+                    self.log_on_error.emit(self._log)
+            except JavaNotFoundError as e:
+                msg = e.error_string
+                res = False
+
+            self._disconnect_ili_executable_signals(metaconfig_exporter)
+
+        return res, msg
+
     def _connect_ili_executable_signals(self, ili_executable):
         ili_executable.process_started.connect(self.process_started)
         ili_executable.stderr.connect(self.stderr)