Update app.py

app.py

@@ -99,24 +99,25 @@ def generate_score_bar(score, num_criteria):
 class PDF(FPDF):
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
-        # Assuming the Roboto font files have been converted and added to your project directory
-        self.add_font('Roboto', '', 'Roboto/Roboto-Regular.ttf', uni=True)
-        self.add_font('Roboto', 'B', 'Roboto/Roboto-Bold.ttf', uni=True)
-        self.add_font('Roboto', 'I', 'Roboto/Roboto-Italic.ttf', uni=True)
+        # Load the DejaVu font files
+        self.add_font('DejaVu', '', 'DejaVu_Sans/DejaVuSansCondensed.ttf', uni=True)
+        self.add_font('DejaVu', 'B', 'DejaVu_Sans/DejaVuSansCondensed-Bold.ttf', uni=True)
+        self.add_font('DejaVu', 'I', 'DejaVu_Sans/DejaVuSansCondensed-Oblique.ttf', uni=True)
 
     def header(self):
-        self.set_font('Roboto', 'B', 12)
+        self.set_font('DejaVu', 'B', 12)
         self.cell(0, 10, 'Paper Analysis Report', 0, 1, 'C')
 
     def footer(self):
         self.set_y(-15)
-        self.set_font('Roboto', 'I', 8)
+        self.set_font('DejaVu', 'I', 8)
         self.cell(0, 10, f'Page {self.page_no()}', 0, 0, 'C')
 
 def create_pdf_report(title, author_info, score, reasoning_text, output_path):
     pdf = PDF()
     pdf.add_page()
-    pdf.set_font("Arial", size=12)
+    # Set the font to DejaVu for Unicode support
+    pdf.set_font("DejaVu", size=12)
     pdf.cell(0, 10, f"Title: {title}", 0, 1)
     pdf.cell(0, 10, f"Author Information: {author_info}", 0, 1)
     pdf.cell(0, 10, f"Score: {score}", 0, 1)