#!/usr/bin/env python
# file notes.py
# author Florent Guiotte <florent.guiotte@uhb.fr>
# version 0.0
# date 27 mai 2019
"""Abstract

doc.
"""

import panflute as pf
import re

f = None

def prepare(doc):
    global f
    doc.ignore = False
    f = open('test.pdfpc', 'w')

def comment(el, doc):
    global f
    is_relevant = (type(el) == pf.RawBlock)# and (el.format == 'html')
    if is_relevant and re.search("::notes", el.text):
        doc.ignore = True
    if doc.ignore:
        if is_relevant and re.search("::", el.text):
            doc.ignore = False
        f.write('{}\n'.format(el.text))
        return []

def finalize(doc):
    global f
    f.close()

if __name__ == "__main__":
    pf.toJSONFilter(comment, prepare=prepare, finalize=finalize)