Statistics: Add .csv download

app/blueprints/packages/__init__.py

@@ -55,7 +55,7 @@ def get_package_tabs(user: User, package: Package):
 		{
 			"id": "stats",
 			"title": gettext("Statistics"),
-			"url": package.getURL("packages.stats")
+			"url": package.getURL("packages.statistics")
 		},
 		{
 			"id": "share",

app/blueprints/packages/packages.py

@@ -16,7 +16,7 @@
 import typing
 from urllib.parse import quote as urlescape
 
-from flask import render_template
+from flask import render_template, make_response
 from celery import uuid
 from flask_wtf import FlaskForm
 from flask_login import login_required
@@ -712,6 +712,31 @@ def game_support(package):
 
 @bp.route("/packages/<author>/<name>/stats/")
 @is_package_page
-def stats(package):
+def statistics(package):
 	return render_template("packages/stats.html",
 		package=package, tabs=get_package_tabs(current_user, package), current_tab="stats")
+
+
+@bp.route("/packages/<author>/<name>/stats.csv")
+@is_package_page
+def stats_csv(package):
+	stats: List[PackageDailyStats] = package.daily_stats.order_by(db.asc(PackageDailyStats.date)).all()
+
+	columns = ["platform_minetest", "platform_other", "reason_new",
+				"reason_dependency", "reason_update"]
+
+	result = "Date, " + ", ".join(columns) + "\n"
+
+	for stat in stats:
+		stat: PackageDailyStats
+		result += stat.date.isoformat()
+		for i, key in enumerate(columns):
+			result += ", " + str(getattr(stat, key))
+		result += "\n"
+
+	date = datetime.datetime.utcnow().date()
+
+	res = make_response(result, 200)
+	res.headers["Content-Disposition"] = f"attachment; filename={package.author.username}_{package.name}_stats_{date.isoformat()}.csv"
+	res.headers["Content-type"] = "text/csv"
+	return res

app/templates/packages/stats.html

@@ -11,6 +11,10 @@
 {% endblock %}
 
 {% block content %}
+	<a class="btn btn-secondary float-right" href="{{ package.getURL('packages.stats_csv') }}">
+		<i class="fas fa-download mr-1"></i>
+		{{ _("Download (.csv)") }}
+	</a>
 	<h2 class="mt-0">{{ _("Statistics") }}</h2>
 	<noscript>
 		<p class="alert alert-danger">

app/templates/packages/view.html

@@ -206,7 +206,7 @@
 							<span class="count">{{ _("Issue Tracker") }}</span>
 						</a>
 					{% endif %}
-					<a class="btn" href="{{ package.getURL('packages.stats') }}">
+					<a class="btn" href="{{ package.getURL('packages.statistics') }}">
 						<i class="fas fa-chart-line"></i>
 						<span class="count">{{ _("Statistics") }}</span>
 					</a>