added new button for download all

Author: thusser

pyobs_archive/api/views.py

@@ -296,9 +296,56 @@ def preview_view(request, frame_id):
         return HttpResponse(bio.getvalue(), content_type="image/png")
 
 
-@api_view(['POST'])
 @permission_classes([IsAuthenticated])
 def zip_view(request):
+    if request.method == 'POST':
+        return zip_view_post(request)
+    elif request.method == 'GET':
+        return zip_view_get(request)
+    else:
+        raise Http404
+
+
+def zip_view_post(request):
+    # get frames
+    frames = []
+    for frame_id in request.POST.getlist('frame_ids[]'):
+        # get frame
+        frames.append(_frame(frame_id))
+
+    # download
+    return _download_zip(request, frames)
+
+
+def zip_view_get(request):
+    # get offset and limit
+    try:
+        offset = int(request.GET.get('offset', default=0))
+        limit = int(request.GET.get('limit', default=1000))
+    except ValueError:
+        raise ParseError('Invalid values for offset/limit.')
+
+    # limit to 1000
+    limit = max(0, min(limit, 1000))
+    offset = max(0, offset)
+
+    # sort
+    sort = request.GET.get('sort', default='DATE_OBS')
+    order = request.GET.get('order', default='asc')
+    sort_string = ('' if order == 'asc' else '-') + sort
+
+    # filter
+    data = filter_frames(Frame.objects, request)
+
+    # and frames
+    root = settings.ARCHIVE_ROOT
+    frames = [(frame, os.path.join(root, frame.path, frame.basename + '.fits.fz')) for frame in data]
+
+    # download
+    return _download_zip(request, frames)
+
+
+def _download_zip(request, frames):
     # get archive root
     root = settings.ARCHIVE_ROOT
 
@@ -309,12 +356,10 @@ def zip_view(request):
     zip_file = zipstream.ZipFile()
 
     # add files
-    for frame_id in request.POST.getlist('frame_ids[]'):
-        # get frame
-        frame, filename = _frame(frame_id)
-
+    for frame, filename in frames:
         # add file to zip
-        zip_file.write(filename, arcname=os.path.join(archive_name, os.path.basename(filename)))
+        if os.path.exists(filename):
+            zip_file.write(filename, arcname=os.path.join(archive_name, os.path.basename(filename)))
 
     # create and return response
     response = StreamingHttpResponse(zip_file, content_type='application/zip')

pyobs_archive/frontend/static/js/app.js

@@ -59,6 +59,17 @@ $(function () {
                 setRequestHeader(xhr);
             }
         },
+        onLoadSuccess: function() {
+            // update download search button
+            let downloadSearchBtn = $('#downloadSearchBtn');
+            let rows = this.totalRows;
+            downloadSearchBtn.html('Download all (' + rows + ')');
+            downloadSearchBtn.attr('href', 'frames/zip?q=a' + buildQueryParms());
+        },
+        onCheck: on_check,
+        onUncheck: on_check,
+        onCheckAll: on_check,
+        onUncheckAll: on_check,
         totalField: 'count',
         dataField: 'results',
         pagination: true,
@@ -117,6 +128,14 @@ $(function () {
         }]
     });
 
+    function on_check() {
+
+        // update download button
+        let downloadBtn = $('#downloadBtn');
+        var rows = $('#table').bootstrapTable('getSelections').length;
+        downloadBtn.html('Download selected (' + rows + ')');
+    }
+
     $('#daterange').daterangepicker({
         'locale': {
             'format': 'YYYY-MM-DD HH:mm'

pyobs_archive/frontend/templates/archive/index.html

@@ -84,7 +84,13 @@
                         <div class="btn-toolbar" role="group">
                             <form id="zip-form">
                                 {% csrf_token %}
-                                <button type="button" id="downloadBtn" class="btn btn-primary">Download</button>
+                                <button type="button" id="downloadBtn" class="btn btn-success">Download selected</button>
+                            </form>
+                        </div>
+                        <div class="btn-toolbar ml-2" role="group">
+                            <form id="zip-form">
+                                {% csrf_token %}
+                                <a id="downloadSearchBtn" href="#" class="btn btn-primary" style="color: white">Download all</a>
                             </form>
                         </div>
                     </div>