misc: do not escape twice map attribution (#89602)

tests/form_pages/test_map_field.py

@@ -53,10 +53,19 @@ def test_form_map_field_back_and_submit(pub):
         ),
     ]
     formdef.store()
-    resp = get_app(pub).get('/test/')
     formdef.data_class().wipe()
+    resp = get_app(pub).get('/test/')
     assert 'qommon.map.js' in resp.text
     assert 'qommon.geolocation.js' in resp.text
+    assert (
+        resp.pyquery('.qommon-map')[0].attrib['data-tile-urltemplate']
+        == 'https://tiles.entrouvert.org/hdm/{z}/{x}/{y}.png'
+    )
+    assert (
+        resp.pyquery('.qommon-map')[0].attrib['data-map-attribution']
+        == 'Map data &copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a>'
+    )
+
     # with a real user interaction this would get set by javascript
     resp.forms[0]['f0$latlng'].value = '1.234;-1.234'
     assert 'data-geolocation="road"' in resp.text

wcs/qommon/form.py

@@ -3659,6 +3659,7 @@ class MapWidget(CompositeWidget):
     def init_map_attributes(self, value, **kwargs):
         self.map_attributes = {}
         self.map_attributes.update(get_publisher().get_map_attributes())
+        self.map_attributes['data-map-attribution'] = mark_safe(self.map_attributes['data-map-attribution'])
         self.sync_map_and_address_fields = get_publisher().has_site_option('sync-map-and-address-fields')
         if kwargs.get('initial_zoom') is None:
             kwargs['initial_zoom'] = get_publisher().get_default_zoom_level()