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height:25em instead of height:auto

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Daniel Langbein 2022-04-17 00:47:46 +02:00
parent 78f55ee1a1
commit c82049a958
3 changed files with 13 additions and 11 deletions
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2
PKGBUILD
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@ -3,7 +3,7 @@ _pkgname=image-width-limit
_reponame=arch _reponame=arch
pkgname="de-p1st-$_pkgname" pkgname="de-p1st-$_pkgname"
pkgver=1.0.1 pkgver=1.0.2
pkgrel=1 pkgrel=1
pkgdesc="Limit width of HTML images" pkgdesc="Limit width of HTML images"
arch=('any') arch=('any')

14
README.md
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@ -1,15 +1,11 @@
# (HTML) Image width limit # (HTML) Image width limit
From [image-width-limit.py](image-width-limit.py), function `limit_image_width`: Add the style attribute `max-width:100%;height:25em;`
to image tags which only contain the `src` and `alt` attribute.
> When converting HTML5 to other formats, e.g. PDF, it This prevents too large images from getting cropped off on the
may happen that too wide images get cropped of. right (if too wide) or split up over multiple pages
> (if too tall).
> If there are HTML5 image tags which do only contain
the 'src' and 'alt' attribute, then this method adds
the following style attribute to limit their width:
>
> max-width:100%;height:auto;
## Global Installation - Arch Linux ## Global Installation - Arch Linux

8
image-width-limit.py
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@ -46,6 +46,12 @@ def limit_image_width(html_str) -> str:
max-width:100%;height:auto; max-width:100%;height:auto;
Update: As images may also be to tall (and get split
up over multiple pages), here is an improved style
attribute:
max-width:100%;height:25em;
:param html_str: source HTML5 string :param html_str: source HTML5 string
:returns: modified HTML5 with max-width attribute added to all img tags without size attributes :returns: modified HTML5 with max-width attribute added to all img tags without size attributes
""" """
@ -73,7 +79,7 @@ def limit_image_width(html_str) -> str:
# Sources: # Sources:
# -> https://www.smashingmagazine.com/2020/03/setting-height-width-images-important-again/ # -> https://www.smashingmagazine.com/2020/03/setting-height-width-images-important-again/
# -> https://www.w3schools.com/tags/att_style.asp # -> https://www.w3schools.com/tags/att_style.asp
attrs['style'] = 'max-width:100%;height:auto;' attrs['style'] = 'max-width:100%;height:25em;'
# return soup.prettify() # return soup.prettify()
return str(soup) return str(soup)