add button to open full csw record in FIS-broker

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## Development
 
+- Add a button to open full CSW record in FIS-Broker.
+
 ## [1.4.3](https://github.com/berlinonline/ckanext-fisbroker/releases/tag/1.4.3)
 
 _(2024-02-01)_

ckanext/fisbroker/blueprint.py

@@ -7,7 +7,7 @@
 import logging
 from urllib3.exceptions import ProtocolError
 
-from flask import Blueprint, make_response
+from flask import Blueprint, make_response, redirect
 
 # from ckan.common import OrderedDict, _, c, request, response, config
 from ckan import model
@@ -76,6 +76,31 @@ def get_error_dict(error_code):
     #     environ['pylons.status_code_redirect'] = True
     #     return base.BaseController.__call__(self, environ, start_response)
 
+def open_csw_record(package_id):
+    '''Open the full CSW record for `package_id`.'''
+
+    package = Package.get(package_id)
+
+    if not package:
+        raise PackageIdDoesNotExistError(package_id)
+
+    if not dataset_was_harvested(package):
+        raise PackageNotHarvestedError(package_id)
+
+    harvester = harvester_for_package(package)
+    harvester_url = harvester.url
+    harvester_type = harvester.type
+    if not harvester_type == HARVESTER_ID:
+        raise PackageNotHarvestedInFisbrokerError(package_id)
+
+    fb_guid = fisbroker_guid(package)
+    if not fb_guid:
+        raise NoFisbrokerIdError(package_id)
+
+    url = f"{harvester_url}/?service=CSW&version=2.0.2&request=GetRecordById&outputschema=http://www.isotc211.org/2005/gmd&elementsetname=full&ID={fb_guid}"
+
+    return redirect(url, code=307)
+
 def reimport_through_browser(package_id):
     '''Initiate the reimport action through the browser (signified by
         the use of a /dataset/{name}/reimport pattern URL).'''
@@ -299,3 +324,5 @@ def _finish(status_int, response_data=None, direct_call=False):
                            methods=['GET', 'POST'], view_func=reimport_through_api)
 reimportapi.add_url_rule(u'/dataset/<package_id>/reimport',
                            methods=['GET'], view_func=reimport_through_browser)
+reimportapi.add_url_rule(u'/dataset/<package_id>/csw_record',
+                           methods=['GET'], view_func=open_csw_record)

ckanext/fisbroker/theme/templates/package/read_base.html

@@ -4,6 +4,8 @@
   {% set package_object = h.berlin_package_object(pkg) %}
   {% if h.check_access('package_update', {'id':pkg.id }) and h.berlin_is_fisbroker_package(package_object) %}
     {% if h.berlin_fisbroker_guid(package_object) %}
+        <a class="btn btn-default" href="{{ url_for('reimportapi.open_csw_record', package_id=pkg.id) }}" target="_blank"><i
+            class="fa fa-external-link"></i> Open CSW record</a>
         {% link_for _('Reimport'), named_route='reimportapi.reimport_through_browser', package_id=pkg.id, class_='btn btn-default', icon='cloud-download' %}
     {% endif %}
   {% endif %}