From 2079f7ac5f9b6d609fc0dafd953274062a16169c Mon Sep 17 00:00:00 2001
From: Sander Roosendaal <sanderroosendaal@proton.me>
Date: Mon, 9 Mar 2026 19:38:07 +0100
Subject: [PATCH] export functionality v1

---
 rowers/tasks.py                               |  75 ++++++++++++++++++
 .../templates/export_workouts_daterange.html  |  24 ++++++
 rowers/templates/rower_exportsettings.html    |   4 +
 rowers/templates/workouts_export_email.html   |  11 +++
 rowers/tests/testdata/testdata.tcx.gz         | Bin 3989 -> 3989 bytes
 rowers/urls.py                                |   4 +
 rowers/views/exportviews.py                   |  49 ++++++++++++
 rowers/views/statements.py                    |   1 +
 8 files changed, 168 insertions(+)
 create mode 100644 rowers/templates/export_workouts_daterange.html
 create mode 100644 rowers/templates/workouts_export_email.html

diff --git a/rowers/tasks.py b/rowers/tasks.py
index 4e469477..2e1db4e7 100644
--- a/rowers/tasks.py
+++ b/rowers/tasks.py
@@ -357,6 +357,80 @@ def correct_intensity(workout):
 
     return workout
 
+import io
+import zipfile
+
+@app.task
+def email_all_user_workouts_zip(rower, start_date=None, end_date=None, debug=False, **kwargs):
+    # Get all workouts for this user, optionally filtered by date range
+    workouts = Workout.objects.filter(user=rower).order_by('-date')
+    
+    # Apply date filters if provided
+    if start_date:
+        workouts = workouts.filter(date__gte=start_date)
+    if end_date:
+        workouts = workouts.filter(date__lte=end_date)
+    
+    # for debug, limit to 5 workouts
+    if settings.DEBUG:
+        workouts = workouts[:5]
+    
+    if not workouts.exists():
+        dologging('export_all_workouts.log', f"No workouts found for user {rower.user.id} in date range {start_date} to {end_date}")
+        return 0
+    
+    # Create ZIP file in memory
+    zip_buffer = io.BytesIO()
+    
+    with zipfile.ZipFile(zip_buffer, 'w', zipfile.ZIP_DEFLATED) as zip_file:
+        for workout in workouts:
+            try:
+                rowdata = rdata(csvfile=workout.csvfilename)
+                rowdate = rowdata.rowdatetime
+                starttimeunix = arrow.get(rowdate).timestamp()
+                df = rowdata.df
+
+                try:
+                    df[' ElapsedTime (sec)'] = df['TimeStamp (sec)']
+                    df['TimeStamp (sec)'] = df['TimeStamp (sec)'] + starttimeunix
+                except KeyError:
+                    pass
+
+                csv_filename = f"workout_{workout.id}_{workout.date.strftime('%Y%m%d')}.csv"
+                zip_file.writestr(csv_filename, df.to_csv(index=False))
+            except Exception as e:  # pragma: no cover
+                dologging('export_all_workouts.log', f"Error exporting workout {workout.id}: {str(e)}")
+                continue
+    
+    # Save ZIP file to disk
+    export_date = datetime.datetime.now().strftime('%Y%m%d')
+    filename = f"{rower.user.username}_workouts_{export_date}_from_{start_date}_to_{end_date}_{uuid4().hex[:8]}.zip"
+    zip_file_path = os.path.join(settings.MEDIA_ROOT, filename)
+    
+    try:
+        with open(zip_file_path, 'wb') as f:
+            f.write(zip_buffer.getvalue())
+    except Exception as e:  # pragma: no cover
+        dologging('export_all_workouts.log', f"Error saving ZIP file: {str(e)}")
+        return 0
+    
+    # Send email with download link
+    subject = "Rowsandall Workouts Export"
+    from_email = 'Rowsandall <info@rowsandall.com>'
+    useremail = rower.user.email
+
+    # Generate download URL
+    download_url = f"{SITE_URL}/rowers/workouts/download/?file={filename}"
+    
+    _ = send_template_email(
+        from_email, [useremail],
+        subject,
+        'workouts_export_email.html',
+        {'download_url': download_url, 'filename': filename},
+    )
+
+    return 1
+    
 
 @app.task
 def handle_loadnextweek(rower, debug=False, **kwargs):
@@ -4522,3 +4596,4 @@ def fetch_strava_workout(stravatoken, oauth_data, stravaid, csvfilename, userid,
             stravaid=stravaid, userid=userid))
 
     return 1
+
diff --git a/rowers/templates/export_workouts_daterange.html b/rowers/templates/export_workouts_daterange.html
new file mode 100644
index 00000000..178c22a2
--- /dev/null
+++ b/rowers/templates/export_workouts_daterange.html
@@ -0,0 +1,24 @@
+{% extends "newbase.html" %}
+{% load static %}
+{% load rowerfilters %}
+
+{% block title %}Export Workouts{% endblock %}
+
+{% block main %}
+<div class="container mt-5">
+    <div class="row">
+        <div class="col-md-8 offset-md-2">
+            <h2>Export All Your Workouts</h2>
+            <p>Select a date range to export your workouts as a ZIP file containing individual CSV files.</p>
+            
+            <form method="post" enctype="multipart/form-data">
+                {% csrf_token %}
+		<table>
+		  {{ form.as_table }}
+		  </table>
+		<input name="daterange" type="submit" value="Export Workouts">
+            </form>
+        </div>
+    </div>
+</div>
+{% endblock %}
diff --git a/rowers/templates/rower_exportsettings.html b/rowers/templates/rower_exportsettings.html
index ea9f09b1..539199ef 100644
--- a/rowers/templates/rower_exportsettings.html
+++ b/rowers/templates/rower_exportsettings.html
@@ -7,6 +7,10 @@
 {% block main %}
 <h1>Import and Export Settings for {{ rower.user.first_name }} {{ rower.user.last_name }}</h1>
 
+<p>
+  <a href="/rowers/workouts/alluserworkouts/">Export all workouts</a>
+</p>
+
 <form enctype="multipart/form-data" action="" method="post">
   {% csrf_token %}
 <ul class="main-content">
diff --git a/rowers/templates/workouts_export_email.html b/rowers/templates/workouts_export_email.html
new file mode 100644
index 00000000..42ced93d
--- /dev/null
+++ b/rowers/templates/workouts_export_email.html
@@ -0,0 +1,11 @@
+{% extends "emailbase.html" %}
+{% block body %}
+<p>
+  You can download the file {{ filename }} from the following link: {{ download_url }}. The file will be deleted after downloading, so please make sure to download it as soon as possible.
+</p>
+
+
+<p>
+  Best Regards, the Rowsandall Team
+</p>
+{% endblock %}
diff --git a/rowers/tests/testdata/testdata.tcx.gz b/rowers/tests/testdata/testdata.tcx.gz
index a3ba1af581198d9007d1bb0452bee681985a3c3a..badd3b34ad1d668d4b5cbe5e09887b9468fa7fb7 100644
GIT binary patch
delta 16
XcmbO#KUJPxzMF$%$*0vD+57kbE(`_0

delta 16
XcmbO#KUJPxzMF$1Z<5<a_C9_9C|Lx>

diff --git a/rowers/urls.py b/rowers/urls.py
index 3289b01d..b6e01143 100644
--- a/rowers/urls.py
+++ b/rowers/urls.py
@@ -432,6 +432,10 @@ urlpatterns = [
             views.graphs_view, name='graphs_view'),
     re_path(r'^createmarkerworkouts/user/(?P<userid>\d+)/$', views.create_marker_workouts_view,
             name='create_marker_workouts_view'),
+    re_path(r'^workouts/alluserworkouts/$', views.export_all_workouts_zip_view, 
+            name='workout_export_all_workouts_zip_view'),
+    re_path(r'^workouts/download/$', views.download_zip_file_view,
+            name='download_zip_file_view'),    
     re_path(r'^createmarkerworkouts/$', views.create_marker_workouts_view,
             name='create_marker_workouts_view'),
     re_path(r'^goldmedalscores/$', views.goldmedalscores_view,
diff --git a/rowers/views/exportviews.py b/rowers/views/exportviews.py
index 0a4a0151..e2aa4a00 100644
--- a/rowers/views/exportviews.py
+++ b/rowers/views/exportviews.py
@@ -252,6 +252,53 @@ def workout_csvemail_view(request, id=0):
 
     return response
 
+import io
+
+# Export all workouts as ZIP file with individual CSV files
+@login_required()
+def export_all_workouts_zip_view(request):
+    from datetime import datetime
+    r = getrower(request.user)
+
+    if request.method == 'GET':
+        form = DateRangeForm()
+    elif request.method == 'POST':
+        form = DateRangeForm(request.POST)
+        if not form.is_valid():
+            messages.error(request, "Invalid date range. Please try again.")
+            return render(request, "export_workouts_daterange.html", {'form': form})
+
+        startdate = form.cleaned_data['startdate']
+        enddate = form.cleaned_data['enddate']
+
+        myqueue(queuehigh, email_all_user_workouts_zip, r, startdate, enddate)
+
+        successmessage = "A download link will be sent to you per email"
+        messages.info(request, successmessage)
+
+    # return to export settings view
+    return render(request, "export_workouts_daterange.html", {'form': form})
+
+def download_zip_file_view(request):
+    # This view would be called when the user clicks the download link in the email
+    zip_file_path = request.GET.get('file')
+    print("Requested ZIP file path:", zip_file_path)  # Debugging statement
+    # add media folder
+    zip_file_path = os.path.join(settings.MEDIA_ROOT, zip_file_path)
+        
+    if not zip_file_path or not os.path.exists(zip_file_path):
+        messages.error(request, "The requested file does not exist.")
+        return HttpResponseRedirect(reverse('workouts_view'))
+        
+    with open(zip_file_path, 'rb') as f:
+        response = HttpResponse(f.read(), content_type='application/zip')
+        response['Content-Disposition'] = f'attachment; filename="{os.path.basename(zip_file_path)}"'
+
+    # remove the file after sending
+    os.remove(zip_file_path)
+        
+    return response
+
 
 # Get Workout CSV file and send it to user's email address
 @login_required()
@@ -276,3 +323,5 @@ def workout_csvtoadmin_view(request, id=0):  # pragma: no cover
     response = HttpResponseRedirect(url)
 
     return response
+
+
diff --git a/rowers/views/statements.py b/rowers/views/statements.py
index 84a62fdb..b0e8528e 100644
--- a/rowers/views/statements.py
+++ b/rowers/views/statements.py
@@ -254,6 +254,7 @@ from rowers.rows import handle_uploaded_file, handle_uploaded_image
 from rowers.plannedsessions import *
 from rowers.tasks import handle_makeplot, handle_otwsetpower, handle_sendemailtcx, handle_sendemailcsv
 from rowers.tasks import (
+    email_all_user_workouts_zip, 
     handle_intervals_updateworkout,
     handle_post_workout_api,
     handle_sendemail_newftp,