New dedicated WMTS Probe, both KVP+REST (#406) by @jochemthart1

* add wmts probe

* added deepcopy to avoid changing the resource parameters itself

* bug fix. Added comma

* added tilerow to gettileall

* Rest changed to REST

* generic request template kvprest

* new request template tested and confirmed

* image formats

* flake8 check

* all of the changes based on review

* error

* review 25-10

* removed some print statements

* fix for REST without WMTSCapabilities.xml

* comments

* flake8

* hardcoded fix for REST GetCap

* flake8

* fixed url issue

* make sure original url stays the same

* remove redundant folder

* degree calculation formula changed

* comments added

* perform_request adjusted

* kvp format

* flake8

* remove print

* wmts tests added

* change to gettile instead of gettileall

* bugfix

* added checks

* add wmts gettileall kvp test resource

* other pdok resource

* random sample zoom levels

* Sample tilematrixsets instead of zoomlevels

* test random image format

* user input sample/all and coordinates

* tests adjusted for sample

* flake8 check

Co-authored-by: jochemthart1 <jchmthrt@gmail.com>

GeoHealthCheck/config_main.py

@@ -104,6 +104,7 @@
     # Probes
     'GeoHealthCheck.plugins.probe.owsgetcaps',
     'GeoHealthCheck.plugins.probe.wms',
+    'GeoHealthCheck.plugins.probe.wmts',
     'GeoHealthCheck.plugins.probe.wfs',
     'GeoHealthCheck.plugins.probe.tms',
     'GeoHealthCheck.plugins.probe.http',

GeoHealthCheck/plugins/probe/owsgetcaps.py

@@ -158,6 +158,29 @@ def __init__(self):
     })
     """Param defs"""
 
+    # This is to catch errors because url is only accessible through REST
+    # owslib will always do KVP request and this way the GetCap url will be:
+    # .../1.0.0/WMTSCapabilities.xml?service=WMTS&version=1.0.0&
+    # request=GetCapabilities
+    # This new request will return a valid WebMapTileService object.
+    def before_request(self):
+        self.original_url = self._resource.url
+
+        try:
+            response = Probe.perform_get_request(self, self._resource.url)
+        except Exception:
+            self._resource.url = self._resource.url + \
+                                 '/1.0.0/WMTSCapabilities.xml'
+            return
+
+        if (response.status_code != 200 and
+                '<ServiceException' in response.text):
+            self._resource.url = self._resource.url + \
+                                 '/1.0.0/WMTSCapabilities.xml'
+
+    def after_request(self):
+        self._resource.url = self.original_url
+
 
 class WpsGetCaps(OwsGetCaps):
     """WPS GetCapabilities Probe"""