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[#31] Fix Flask exception #32

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[#31] Fix Flask exception #32

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0b8a036
Add request_type helper function
hayley-leblanc Jul 22, 2019
6284c24
Get URL based on flask vs. pylons use
hayley-leblanc Jul 22, 2019
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7 changes: 7 additions & 0 deletions ckanext/pdfview/plugin.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,9 +2,12 @@

import ckan.plugins as p
import ckan.lib.datapreview as datapreview
from ckan.common import is_flask_request

log = logging.getLogger(__name__)

def request_type():
return is_flask_request()

class PdfView(p.SingletonPlugin):
'''This extension views PDFs. '''
Expand All @@ -18,6 +21,7 @@ class PdfView(p.SingletonPlugin):
p.implements(p.IConfigurer, inherit=True)
p.implements(p.IConfigurable, inherit=True)
p.implements(p.IResourceView, inherit=True)
p.implements(p.ITemplateHelpers)

PDF = ['pdf', 'x-pdf', 'acrobat', 'vnd.pdf']
proxy_is_enabled = False
Expand Down Expand Up @@ -52,3 +56,6 @@ def can_view(self, data_dict):

def view_template(self, context, data_dict):
return 'pdf.html'

def get_helpers(self):
return {'pdfview_request_type': request_type}
46 changes: 34 additions & 12 deletions ckanext/pdfview/theme/templates/package/snippets/resource_view.html
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Original file line number Diff line number Diff line change
Expand Up @@ -34,22 +34,44 @@
</p>
</div>
{% if not to_preview %}
{% set current_filters = request.str_GET.get('filters') %}
{% if current_filters %}
{% set src = h.url(qualified=true, controller='package',
action='resource_view', id=package['name'],
resource_id=resource['id'],
view_id=resource_view['id'],
filters=current_filters) %}
{% set is_flask = h.pdfview_request_type() %}
{# set current_filters correctly, depending on whether we are using flask or pylons #}
{% if is_flask %}
{% set current_filters = request.args.get('filters') %}
{% if current_filters %}
{% set src = h.url(qualified=true, controller='resource',
action='view', id=package['name'],
resource_id=resource['id'],
view_id=resource_view['id'],
filters=current_filters) %}
{% else %}
{% set src = h.url(qualified=true, controller='resource',
action='view', id=package['name'],
resource_id=resource['id'],
view_id=resource_view['id']) %}
{% endif %}
{% else %}
{% set src = h.url(qualified=true, controller='package',
action='resource_view', id=package['name'],
resource_id=resource['id'],
view_id=resource_view['id']) %}
{% set current_filters = request.str_GET.get('filters') %}
{% if current_filters %}
{% set src = h.url(qualified=true, controller='package',
action='resource_view', id=package['name'],
resource_id=resource['id'],
view_id=resource_view['id'],
filters=current_filters) %}
{% else %}
{% set src = h.url(qualified=true, controller='package',
action='resource_view', id=package['name'],
resource_id=resource['id'],
view_id=resource_view['id']) %}
{% endif %}
{% endif %}
{% else %}
{# When previewing we need to stick the whole resource_view as a param as there is no other way to pass to information on to the iframe #}
{% set src = h.url(qualified=true, controller='package', action='resource_view', id=package['name'], resource_id=resource['id']) + '?' + h.urlencode({'resource_view': h.dump_json(resource_view)}) %}
{% if is_flask %}
{% set src = h.url(qualified=true, controller='resource', action='view', id=package['name'], resource_id=resource['id']) + '?' + h.urlencode({'resource_view': h.dump_json(resource_view)}) %}
{% else %}
{% set src = h.url(qualified=true, controller='package', action='resource_view', id=package['name'], resource_id=resource['id']) + '?' + h.urlencode({'resource_view': h.dump_json(resource_view)}) %}
{% endif %}
{% endif %}
<iframe src="{{ src }}" frameborder="0" width="100%" data-module="data-viewer" allowfullscreen>
<p>{{ _('Your browser does not support iframes.') }}</p>
Expand Down