Add absolute URL to all static URLs for printing via electron-pdf

aleksis/core/templates/core/base_print.html

@@ -14,13 +14,13 @@
     {{ config.SITE_TITLE }}
   </title>
 
-  {% include_css "material-design-icons" %}
-  {% include_css "Roboto" %}
-  {% include_css "paper-css" %}
-  <link rel="stylesheet" href="{% sass_src 'style.scss' %}"/>
-  <link rel="stylesheet" href="{% static "print.css" %}"/>
+  {% include_css "material-design-icons" prefix=static_prefix %}
+  {% include_css "Roboto" prefix=static_prefix %}
+  {% include_css "paper-css" prefix=static_prefix %}
+  <link rel="stylesheet" href="{{ static_prefix }}{% sass_src 'style.scss' %}"/>
+  <link rel="stylesheet" href="{{ static_prefix }}{% static "print.css" %}"/>
   {% if landscape %}
-    <link rel="stylesheet" href="{% static 'print_landscape.css' %}"/>
+    <link rel="stylesheet" href="{{ static_prefix }}{% static 'print_landscape.css' %}"/>
   {% endif %}
   {% block extra_head %}{% endblock %}
 </head>
@@ -46,8 +46,8 @@
             <div id="print-header" class="row">
               <div class="col s6 logo">
                 {% static "img/aleksis-banner.svg" as aleksis_banner %}
-                <img src="{% firstof request.site.preferences.theme__logo.url aleksis_banner %}" alt="Logo"
-                     id="print-logo"/>
+                <img src="{{ static_prefix }}{% firstof request.site.preferences.theme__logo.url aleksis_banner %}"
+                     alt="Logo" id="print-logo"/>
               </div>
               <div class="col s6 right-align">
                 <h5>{% block page_title %}{% endblock %}</h5>

aleksis/core/templates/core/pages/progress.html

@@ -30,7 +30,7 @@
           </p>
         </div>
       </noscript>
-
+    
       <div id="messages"></div>
 
       <div id="result-box" style="display: none;">

aleksis/core/util/pdf.py

@@ -12,7 +12,7 @@ from django.utils.translation import gettext as _
 from celery_progress.backend import ProgressRecorder
 
 from aleksis.core.celery import app
-from aleksis.core.settings import MEDIA_ROOT, MEDIA_URL, STATIC_ROOT
+from aleksis.core.settings import MEDIA_ROOT, MEDIA_URL
 from aleksis.core.util.celery_progress import recorded_task
 from aleksis.core.util.core_helpers import path_and_rename
 
@@ -22,9 +22,6 @@ def generate_pdf(html_code: str, pdf_path: str, recorder: ProgressRecorder):
     """Generate a PDF file by rendering the HTML code using electron-pdf."""
     recorder.set_progress(0, 1)
 
-    # Replace /static with STATIC_ROOT to get local file system paths
-    html_code = html_code.replace("/static", STATIC_ROOT)
-
     # Open a temporary directory
     with TemporaryDirectory() as temp_dir:
         # Write HTML code to a temporary file to make it available for electron-pdf
@@ -56,6 +53,8 @@ def render_pdf(request: HttpRequest, template_name: str, context: dict = None) -
     """
     if not context:
         context = {}
+    context.setdefault("static_prefix", request.build_absolute_uri("/")[:-1])
+
     pdf_path = path_and_rename(None, "file.pdf", "pdfs")
 
     html_template = render_to_string(template_name, context)