map provider supports TianDiTu

conf/ezbookkeeping.ini

@@ -170,6 +170,7 @@ enable_export = true
 # "cyclosm": https://www.cyclosm.org
 # "cartodb": https://carto.com/basemaps
 # "tomtom": https://www.tomtom.com
+# "tianditu": https://www.tianditu.gov.cn
 # "googlemap": https://map.google.com
 # "baidumap": https://map.baidu.com
 # "amap": https://amap.com
@@ -177,7 +178,7 @@ enable_export = true
 # Leave blank if you want to disable map
 map_provider = openstreetmap
 
-# Set to true to use the ezbookkeeping server to proxy map data requests, for "openstreetmap", "openstreetmap_humanitarian", "opentopomap", "opnvkarte", "cyclosm", "cartodb", "tomtom" or "custom"
+# Set to true to use the ezbookkeeping server to proxy map data requests, for "openstreetmap", "openstreetmap_humanitarian", "opentopomap", "opnvkarte", "cyclosm", "cartodb", "tomtom", "tianditu" or "custom"
 map_data_fetch_proxy = false
 
 # Proxy to request original map data when map_data_fetch_proxy is set to true, supports "system" (use system proxy), "none" (do not use proxy), or proxy URL which starts with "http://", "https://" or "socks5://", default is "system"
@@ -186,6 +187,9 @@ proxy = system
 # For "tomtom" only, TomTom map API key, please visit https://developer.tomtom.com/how-to-get-tomtom-api-key for more information
 tomtom_map_api_key =
 
+# For "tianditu" only, TianDiTu map application key, please visit https://console.tianditu.gov.cn/api/register for more information
+tianditu_map_app_key =
+
 # For "googlemap" only, Google map JavaScript API key, please visit https://developers.google.com/maps/get-started for more information
 google_map_api_key =