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import base64
import re
from . import html
def img_element(func):
def convert_image(image):
attributes = {}
if image.alt_text:
attributes["alt"] = image.alt_text
attributes.update(func(image))
return [html.element("img", attributes)]
return convert_image
# Undocumented, but retained for backwards-compatibility with 0.3.x
inline = img_element
@img_element
def data_uri(image):
with image.open() as image_bytes:
encoded_src = base64.b64encode(image_bytes.read()).decode("ascii")
return {
"src": "data:{0};base64,{1}".format(image.content_type, encoded_src)
}
def image_filename_extension(image):
result = re.split(r"/|\\", image.content_type)
if len(result) < 2:
return None
else:
return result[1]
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