cai2php.py

def cai2php(lines):
    import re
    frames = []
    current_frame = None
    for line in lines:
        line = str(line, 'utf-8')
        # first line of the frame text
        if re.match("^[0-9]+\.", line):
            current_frame = re.sub('^[0-9]+\.\s+', '', line.strip())
        # end of the frame text
        elif re.match("^\.blank", line) and current_frame is not None:
            frames[-1][0] = current_frame
            current_frame = None
        # tries
        elif re.match("^@tries", line):
            frames.append([None, None, line.replace('@tries ', '')])
        # correct answer
        elif re.match("^@right", line):
            frames[-1][1] = re.search('\*.*\*', line).group().replace('*', '')
        # follow on lines of the frame text
        elif current_frame is not None:
            current_frame += ' ' + line.strip()

    txt = ''
    for f in frames:
        txt += '@begin' + '\n'
        txt += f[0] + '\n'
        txt += '@end' + '\n'
        txt += '@answer {}'.format(f[1].replace(',', ' ')) + '\n'
        txt += '@tries {}'.format(f[2])
        txt += '@graphic none' + '\n'
        txt += '@video none' + '\n'
        txt += '\n'
    return txt