From 171e5b4dc97a7eefe22362f57244ca14f95ca7ea Mon Sep 17 00:00:00 2001
From: Frank <33519926+Conengmo@users.noreply.github.com>
Date: Tue, 29 Nov 2022 16:39:23 +0100
Subject: [PATCH 1/3] WmsTileLayer: allow cql_filter parameter

---
 folium/raster_layers.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/folium/raster_layers.py b/folium/raster_layers.py
index e76e93a6e8..43cc816cb1 100644
--- a/folium/raster_layers.py
+++ b/folium/raster_layers.py
@@ -205,6 +205,7 @@ def __init__(
         transparent=False,
         version="1.1.1",
         attr="",
+        cql_filter=None,
         name=None,
         overlay=True,
         control=True,
@@ -222,6 +223,9 @@ def __init__(
             attribution=attr,
             **kwargs
         )
+        if cql_filter:
+            # special parameter that shouldn't be camelized
+            self.options["cql_filter"] = cql_filter
 
 
 class ImageOverlay(Layer):

From b9dba8d4b6eafe17786c67ca85c09b1e2c2092cf Mon Sep 17 00:00:00 2001
From: Frank <33519926+Conengmo@users.noreply.github.com>
Date: Tue, 29 Nov 2022 16:43:03 +0100
Subject: [PATCH 2/3] add test

---
 tests/test_raster_layers.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/tests/test_raster_layers.py b/tests/test_raster_layers.py
index c61d4a7be6..66f1d9c710 100644
--- a/tests/test_raster_layers.py
+++ b/tests/test_raster_layers.py
@@ -59,9 +59,13 @@ def test_wms():
         layers="nexrad-n0r-900913",
         attr="Weather data © 2012 IEM Nexrad",
         transparent=True,
+        cql_filter="something",
     )
     w.add_to(m)
-    m._repr_html_()
+    html = m.get_root().render()
+
+    # verify this special case wasn't converted to lowerCamelCase
+    assert '"cql_filter": "something",' in html
 
     bounds = m.get_bounds()
     assert bounds == [[None, None], [None, None]], bounds

From 57e91db3d955a0104eb167d2cdf8e29a48652944 Mon Sep 17 00:00:00 2001
From: Frank <33519926+Conengmo@users.noreply.github.com>
Date: Tue, 29 Nov 2022 16:57:19 +0100
Subject: [PATCH 3/3] avoid function argument

---
 folium/raster_layers.py     | 2 +-
 tests/test_raster_layers.py | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/folium/raster_layers.py b/folium/raster_layers.py
index 43cc816cb1..f8077df8ef 100644
--- a/folium/raster_layers.py
+++ b/folium/raster_layers.py
@@ -205,7 +205,6 @@ def __init__(
         transparent=False,
         version="1.1.1",
         attr="",
-        cql_filter=None,
         name=None,
         overlay=True,
         control=True,
@@ -215,6 +214,7 @@ def __init__(
         super().__init__(name=name, overlay=overlay, control=control, show=show)
         self.url = url
         kwargs["format"] = fmt
+        cql_filter = kwargs.pop("cql_filter", None)
         self.options = parse_options(
             layers=layers,
             styles=styles,
diff --git a/tests/test_raster_layers.py b/tests/test_raster_layers.py
index 66f1d9c710..1419b30ccf 100644
--- a/tests/test_raster_layers.py
+++ b/tests/test_raster_layers.py
@@ -66,6 +66,7 @@ def test_wms():
 
     # verify this special case wasn't converted to lowerCamelCase
     assert '"cql_filter": "something",' in html
+    assert "cqlFilter" not in html
 
     bounds = m.get_bounds()
     assert bounds == [[None, None], [None, None]], bounds