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#!/usr/bin/env python |
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""" |
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Pandoc filter for adding LaTeX environement on specific div |
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""" |
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from pandocfilters import toJSONFilters, RawBlock, stringify |
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import re |
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def environment(key, value, format, meta): |
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# Is it a div and the right format? |
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if key == 'Div' and format in ['latex', 'beamer']: |
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# Get the attributes |
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[[id, classes, properties], content] = value |
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currentClasses = set(classes) |
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for environment, definedClasses in getDefined(meta).items(): |
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# Is the classes correct? |
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if currentClasses >= definedClasses: |
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if id != '': |
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label = ' \\label{' + id + '}' |
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else: |
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label = '' |
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currentProperties = dict(properties) |
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if 'title' in currentProperties: |
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title = '[' + currentProperties['title'] + ']' |
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else: |
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title = '' |
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value[1] = [RawBlock('tex', '\\begin{' + environment + '}' + title + label)] + content + [RawBlock('tex', '\\end{' + environment + '}')] |
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break |
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def getDefined(meta): |
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# Return the latex-environment defined in the meta |
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if not hasattr(getDefined, 'value'): |
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getDefined.value = {} |
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if 'pandoc-latex-environment' in meta and meta['pandoc-latex-environment']['t'] == 'MetaMap': |
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for environment, classes in meta['pandoc-latex-environment']['c'].items(): |
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if classes['t'] == 'MetaList': |
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getDefined.value[environment] = [] |
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for klass in classes['c']: |
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string = stringify(klass) |
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if re.match('^[a-zA-Z][\w.:-]*$', string): |
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getDefined.value[environment].append(string) |
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getDefined.value[environment] = set(getDefined.value[environment]) |
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return getDefined.value |
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def main(): |
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toJSONFilters([environment]) |
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if __name__ == '__main__': |
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main() |
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chdemko /
pandoc-latex-environment
