Cleanup

InvenTree/InvenTree/settings.py

@@ -203,7 +203,7 @@ TEMPLATES = [
     # Backend for LaTeX report rendering
     {
         'NAME': 'tex',
-        'BACKEND': 'django_tex.engine.TeXEngine', 
+        'BACKEND': 'django_tex.engine.TeXEngine',
         'DIRS': [
             os.path.join(MEDIA_ROOT, 'report'),
         ]
@@ -356,6 +356,8 @@ latex_settings = CONFIG.get('latex', {})
 # Set the latex interpreter in the config.yaml settings file
 LATEX_INTERPRETER = latex_settings.get('interpreter', 'pdflatex')
 
+LATEX_INTERPRETER_OPTIONS = latex_settings.get('options', '')
+
 LATEX_GRAPHICSPATH = [
     # Allow LaTeX files to access the report assets directory
     os.path.join(MEDIA_ROOT, "report", "assets"),

InvenTree/config_template.yaml

@@ -82,3 +82,5 @@ latex:
   # Note: The intepreter needs to be installed on the system!
   # e.g. to install pdflatx: apt-get texlive-latex-base
   interpreter: pdflatex 
+  # Extra options to pass through to the LaTeX interpreter
+  options: ''

InvenTree/report/models.py

@@ -54,7 +54,14 @@ class ReportTemplate(models.Model):
     def template_name(self):
         return os.path.join('report_template', os.path.basename(self.template.name))
 
-    def render(self, request, context={}, **kwargs):
+    def get_context_data(self, request):
+        """
+        Supply context data to the template for rendering
+        """
+
+        return {}
+
+    def render(self, request, **kwargs):
         """
         Render the template to a PDF file.
 
@@ -65,15 +72,18 @@ class ReportTemplate(models.Model):
 
         filename = kwargs.get('filename', 'report.pdf')
 
+        context = self.get_context_data(request)
+
         context['request'] = request
 
         if self.extension == '.tex':
+            # Render LaTeX template to PDF
             return render_to_pdf(request, self.template_name, context, filename=filename)
         elif self.extension in ['.htm', '.html']:
+            # Render HTML template to PDF
             wp = WeasyprintReportMixin(request, self.template_name, **kwargs)
             return wp.render_to_response(context, **kwargs)
 
-
     name = models.CharField(
         blank=False, max_length=100,
         help_text=_('Template name'),