def image_editor(img_id):
ratio = Config.IMAGE_EDITOR_RATIO
height = Config.HEIGHT_IMAGE
thumbnail = File()
thumbnail_content = FileContent()
size = (int(ratio*height), height)
image_id = img_id
data = request.form
if request.method != 'GET':
image_query = file_query(image_id, File)
image_content = file_query(image_id, FileContent)
image = Image.open(BytesIO(image_content.content))
# area = [int(y) for x, y in sorted(zip(request.form.keys(),
# request.form.values()))
# if int(y) in range(0, max(image.size)) and x != "5rotate"
# and x != "6name"]
area = [int(a) for a in (data['1x'], data['2y'], data['3width'],
data['4height'])
if int(a) in range(0, max(image.size))]
if not data['6name']:
raise EmptyFieldName
elif area:
angle = int(data["5rotate"])*-1
area[2] = (area[0]+area[2])
area[3] = (area[1]+area[3])
rotated = image.rotate(angle)
cropped = rotated.crop(area).resize(size)
bytes_file = BytesIO()
cropped.save(bytes_file,
image_query.mime.split('/')[-1].upper())
thumbnail.md_tm = strftime("%Y-%m-%d %H:%M:%S", gmtime())
thumbnail.size = sys.getsizeof(bytes_file.getvalue())
thumbnail.name = data['6name']+'.' + \
image_query.name.split('.')[-1]
thumbnail.mime = image_query.mime
g.db.add(thumbnail)
g.db.commit()
thumbnail_content.content = bytes_file.getvalue()
thumbnail_content.id = thumbnail.id
g.db.add(thumbnail_content)
g.db.commit()
image_id = thumbnail.id
return redirect(url_for('image_editor.cropped',
id=image_id))
else:
g.db.rollback()
raise BadCoordinates
file = db(File, id=image_id).one()
return render_template('image_editor.html',
ratio=ratio,
img_id=img_id,
image=file.url()
)
