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include latex in alt tags of generated image

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This commit is contained in:
Damien Elmes 2011-01-26 12:59:24 +09:00
parent b533c99375
commit 6071f8e209
2 changed files with 8 additions and 3 deletions
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6
anki/latex.py
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@ -120,10 +120,10 @@ def imageForLatex(deck, latex, build=True):
def imgLink(deck, latex, build=True): def imgLink(deck, latex, build=True):
"Parse LATEX and return a HTML image representing the output." "Parse LATEX and return a HTML image representing the output."
latex = mungeLatex(deck, latex) munged = mungeLatex(deck, latex)
(ok, img) = imageForLatex(deck, latex, build) (ok, img) = imageForLatex(deck, munged, build)
if ok: if ok:
return '<img src="%s">' % img return '<img src="%s" alt="%s">' % (img, latex)
else: else:
return img return img

5
anki/utils.py
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@ -133,6 +133,11 @@ def stripHTML(s):
s = entsToTxt(s) s = entsToTxt(s)
return s return s
def stripHTMLAlt(s):
"Strip HTML, preserving img alt text."
s = re.sub("<img [^>]*alt=[\"']?([^\"'>]+)[\"']?[^>]*>", "\\1", s)
return stripHTML(s)
def stripHTMLMedia(s): def stripHTMLMedia(s):
"Strip HTML but keep media filenames" "Strip HTML but keep media filenames"
s = re.sub("<img src=[\"']?([^\"'>]+)[\"']? ?/?>", " \\1 ", s) s = re.sub("<img src=[\"']?([^\"'>]+)[\"']? ?/?>", " \\1 ", s)