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debug: add watermark debug logging

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hmo
2026-04-27 20:20:38 +08:00
parent 994e97fec1
commit ec5bb62ad4
1 changed files with 7 additions and 3 deletions
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app/services/pdf_generator.py
+7 -3
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@@ -272,7 +272,10 @@ def generate_pdf(plan_id, student_name, content, output_dir, rendered_report=Non
# 水印函数（每页都绘制） # 水印函数（每页都绘制）
def draw_watermark(c, doc): def draw_watermark(c, doc):
if not watermark_text or not CHINESE_FONT_OK: if not watermark_text:
return
if not CHINESE_FONT_OK:
print(f"[WATERMARK] Skipping watermark - CHINESE_FONT_OK=False, FONT_PATH={FONT_PATH}")
return return
c.saveState() c.saveState()
try: try:
@@ -284,8 +287,9 @@ def generate_pdf(plan_id, student_name, content, output_dir, rendered_report=Non
c.rotate(45) c.rotate(45)
# 绘制水印文字（居中） # 绘制水印文字（居中）
c.drawCentredString(0, 0, watermark_text) c.drawCentredString(0, 0, watermark_text)
except Exception: print(f"[WATERMARK] Drawn: {watermark_text}")
pass # 字体问题则跳过水印 except Exception as e:
print(f"[WATERMARK] Error: {e}")
c.restoreState() c.restoreState()
doc.build(pdf.elements, onFirstPage=draw_watermark, onLaterPages=draw_watermark) doc.build(pdf.elements, onFirstPage=draw_watermark, onLaterPages=draw_watermark)