import re
import urllib
import os, time, stat
import Image

debug = 1

days = range(1,32)
months = ['jan', 'feb', 'mar', 'apr', 'may', 'jun', 'jul', 'aug', 'sep', 'oct', 'nov', 'dec']

def parse(uri, tag=[]):
    uri = uri.split('/')

    output = {}

    output['tag'] = []

    for i in uri:

        if re.search(r'^\d\d\d\d$', i) and 'year' not in output:
            output['year'] = int(i)

        elif i in tag and i not in output['tag']:
            output['tag'].append(i)

        elif i == 'pending' and 'pending' not in output:
            output['pending'] = 1

        elif i == 's' and 'slideshow' not in output:
            output['slideshow'] = 1

        elif i == 'l' and 'list' not in output:
            output['list'] = 1

        elif re.search(r'^\d{1,4}x\d{1,4}$', i) and 'res' not in output:
            output['res'] = i

        elif re.search(r'^\d{1,2}$', i) and 'day' not in output:
            i = int(i)
            if i in days:
                output['day'] = i

        elif re.search(r'^\d\d\:\d\d\:\d\d$', i) and 'time' not in output:
            output['time'] = i

        elif re.search(r'^(jan|feb|mar|apr|may|jun|jul|aug|sep|oct|nov|dec)$', i, re.I) and 'month' not in output: 
            output['month'] = months.index(i.lower()) + 1

        elif re.search(r'^r\d{1,3}', i) and 'rotate' not in output:
            output['rotate'] = int(i[1:])


        else:

            if 'comment' in output:
                raise ValueError
            if i:
                output["comment"] = i


    return output

def getcomment(absfilename):
    im = Image.open(absfilename)
    if hasattr(im, 'app'):
        if 'COM' in im.app:
            return im.app['COM']
    return ''

def make(base, repo, filename):
    # repo, filename
    # http://pictures.natalian.org/kodak/2004/jun/23/12:32:23

    if debug: print repo
    if debug: print filename

    for k, v in repo.iteritems():
        if v in filename:
            tag = k
    if debug: print tag

    year, month, day, hour, min, sec, wday, yday, isdst = time.localtime(os.stat(filename)[stat.ST_MTIME])

    date = '/'.join([str(year), str(months[month-1]), str(int(day))])
    if debug: print date

    xtime = time.strftime('%X', time.localtime(os.stat(filename)[stat.ST_MTIME]))
    if debug: print xtime

    #urllib.quote_plus(comment)

    return base + '/'.join([tag, date, xtime, getcomment(filename)]) 


if __name__ == '__main__':
    picturebase = 'http://pictures.natalian.org/'
    #print make(picturebase, {'bab': '/home/hendry/pictures/bab', 'konica': '/home/hendry/pictures/100konic', 'olympia': '/home/hendry/pictures/100olymp'}, '/home/hendry/pictures/kodak/DCP_2758.JPG')
    print make(picturebase, {'bab': '/home/hendry/pictures/bab'}, '/home/hendry/pictures/bab/DCP_1179.JPG')