diff options
Diffstat (limited to 'postgresqleu/confreg/jinjapdf.py')
| -rwxr-xr-x | postgresqleu/confreg/jinjapdf.py | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/postgresqleu/confreg/jinjapdf.py b/postgresqleu/confreg/jinjapdf.py index d7fc1435..56cc2495 100755 --- a/postgresqleu/confreg/jinjapdf.py +++ b/postgresqleu/confreg/jinjapdf.py @@ -166,18 +166,27 @@ class JinjaFlowable(Flowable): raise Exception("String too long for QR encode") try: - import qrencode - except ImportError: - o2 = o.copy() - o2['stroke'] = True - o2['text'] = "qrencode library\nnot found" - self.draw_box(o2) - self.draw_paragraph(o2) - return + import qrcode - (ver, size, qrimage) = qrencode.encode(s, version=ver, level=qrencode.QR_ECLEVEL_M) - if size < 500: - size = (500 // size) * size + qrimage = qrcode.make(s, version=ver, border=0) + except ImportError: + raise + try: + import qrencode + (ver, size, qrimage) = qrencode.encode(s, version=ver, level=qrencode.QR_ECLEVEL_M) + except ImportError: + o2 = o.copy() + o2['stroke'] = True + o2['text'] = "qrencode library\nnot found" + self.draw_box(o2) + self.draw_paragraph(o2) + return + + if qrimage.size[0] != 500: + if qrimage.size[0] < 500: + size = (500 // qrimage.size[0]) * qrimage.size[0] + else: + size = qrimage.size[0] // (qrimage.size[0] // 500 + 1) qrimage = qrimage.resize((size, size), Image.NEAREST) self.canv.drawImage(ImageReader(qrimage), |