Merge pull request #26 from pyobs/develop

v1.2.3

.dockerignore

@@ -0,0 +1,29 @@
+*.pyc
+*.pyo
+*.mo
+*.db
+*.css.map
+*.egg-info
+*.sql.gz
+.cache
+.project
+.idea
+.pydevproject
+.idea/workspace.xml
+.DS_Store
+.git/
+.sass-cache
+.vagrant/
+__pycache__
+dist
+docs
+env
+venv
+logs
+src/{{ project_name }}/settings/local.py
+src/node_modules
+web/media
+web/static/CACHE
+stats
+Dockerfile
+LabCourse/local_settings.py

pyobs_archive/api/management/commands/delete.py

@@ -0,0 +1,45 @@
+import os
+
+from django.core.management.base import BaseCommand
+
+from pyobs_archive.api.models import Frame
+from pyobs_archive import settings
+
+
+class Command(BaseCommand):
+    help = 'Delete images'
+
+    def add_arguments(self, parser):
+        parser.add_argument('files', type=str, nargs='+', help='Names of files to delete')
+
+    def handle(self, *args, files: list = None, **options):
+        to_delete = []
+        for filename in files:
+            frames = Frame.objects.filter(basename=filename)
+            if len(frames) > 0:
+                to_delete.extend(frames)
+
+        if not to_delete:
+            return
+
+        print("Images to delete:")
+        for d in to_delete:
+            print("  - " + d.basename)
+        reply = "X"
+        while reply not in 'yYnN':
+            reply = input("Delete files? [yn]")
+
+        if reply not in 'yY':
+            return
+
+        for d in to_delete:
+            # get filename
+            root = settings.ARCHIVE_ROOT
+            filename = os.path.join(root, d.path, d.basename + '.fits.fz')
+
+            # delete file
+            os.remove(filename)
+
+            # delete db entry
+            d.delete()
+

pyobs_archive/api/views.py

@@ -166,7 +166,7 @@ def frames_view(request):
     sort_string = ('' if order == 'asc' else '-') + sort
 
     # get response
-    data = Frame.objects.order_by(sort_string)
+    data = Frame.objects.order_by(sort_string, 'id')
 
     # filter
     data = filter_frames(data, request)
@@ -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>

pyobs_archive/settings.py

@@ -40,6 +40,7 @@
     'crispy_forms',
     'rest_framework',
     'rest_framework.authtoken',
+    'corsheaders',
     'pyobs_archive.api',
     'pyobs_archive.authentication',
     'pyobs_archive.frontend'
@@ -60,6 +61,7 @@
 MIDDLEWARE = [
     'django.middleware.security.SecurityMiddleware',
     'django.contrib.sessions.middleware.SessionMiddleware',
+    'corsheaders.middleware.CorsMiddleware',
     'django.middleware.common.CommonMiddleware',
     'django.middleware.csrf.CsrfViewMiddleware',
     'django.contrib.auth.middleware.AuthenticationMiddleware',
@@ -138,6 +140,9 @@
 STATIC_URL = '/static/'
 STATIC_ROOT = '/static/'
 
+# allow access from other pages, e.g. portal
+CORS_ALLOW_ALL_ORIGINS = True
+
 # logging
 LOGGING = {
     'version': 1,

requirements.txt

@@ -9,3 +9,4 @@ numpy
 psycopg2-binary
 zipstream
 django-crispy-forms
+django-cors-headers