From b39b0cafd9ecbe6b1a18a196dcde91865cf1d3d0 Mon Sep 17 00:00:00 2001
From: Tom Keffer <tkeffer@gmail.com>
Date: Sun, 3 Dec 2023 15:12:08 -0800
Subject: [PATCH] Upgrade WEEWX_ROOT for V5

---
 src/weecfg/tests/test_upgrade_config.py |  2 +-
 src/weecfg/update_config.py             | 17 ++++++++++++++++-
 2 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/src/weecfg/tests/test_upgrade_config.py b/src/weecfg/tests/test_upgrade_config.py
index 1f4c8507..77288ac5 100644
--- a/src/weecfg/tests/test_upgrade_config.py
+++ b/src/weecfg/tests/test_upgrade_config.py
@@ -129,7 +129,7 @@ class ConfigTest(unittest.TestCase):
     def test_upgrade_v43(self):
         """Test an upgrade of the stock v4.1 weewx.conf to V4.2"""
 
-        # Start with the Version 4.1 weewx.conf file:
+        # Start with the Version 4.2 weewx.conf file:
         config_dict = configobj.ConfigObj('weewx42.conf', encoding='utf-8')
 
         # Upgrade the V4.2 configuration dictionary to V4.3:
diff --git a/src/weecfg/update_config.py b/src/weecfg/update_config.py
index 5d5efdd8..f26be284 100644
--- a/src/weecfg/update_config.py
+++ b/src/weecfg/update_config.py
@@ -52,6 +52,8 @@ def update_config(config_dict):
 
     update_to_v43(config_dict)
 
+    update_to_v50(config_dict)
+
 
 def merge_config(config_dict, template_dict):
     """Merge the template (distribution) dictionary into the user's dictionary.
@@ -703,7 +705,7 @@ def update_to_v36(config_dict):
                                   'et_period', 'wind_height', 'atc',
                                   'nfac', 'max_delta_12h']:
                     config_dict['StdWXCalculate']['Calculations'][scalar] = \
-                    config_dict['StdWXCalculate'][scalar]
+                        config_dict['StdWXCalculate'][scalar]
                     config_dict['StdWXCalculate'].pop(scalar)
             # Insert the old comment at the top of the new stanza:
             try:
@@ -956,6 +958,19 @@ def update_to_v43(config_dict):
     config_dict['version'] = '4.3.0'
 
 
+def update_to_v50(config_dict):
+    """Update a configuration file to V5.0
+
+    - If the config file uses '/' for WEEWX_ROOT, set it to '/etc/weewx'
+    """
+    if 'WEEWX_ROOT' in config_dict and config_dict['WEEWX_ROOT'] == '/':
+        config_dict['WEEWX_ROOT'] = '/etc/weewx'
+    if 'WEEWX_ROOT_ORIG' in config_dict and config_dict['WEEWX_ROOT_ORIGIN'] == '/':
+        config_dict['WEEWX_ROOT_ORIG'] = '/etc/weewx'
+
+    config_dict['version'] = '5.0.0'
+
+
 # ==============================================================================
 #            Various config sections
 # ==============================================================================