projects.mako.cc - iron-blogger/blob - render.py

   1 #!/usr/bin/python
   2 import yaml
   3 from dateutil.parser import parse
   4 import datetime
   5 import dateutil.tz as tz
   6 import sys
   7 import os
   8 import os.path
   9 import subprocess
  10 from mako.template import Template
  11
  12 START = datetime.datetime(2011, 10, 24, 6)
  13 HERE  = os.path.dirname(__file__)
  14
  15 def get_balance(acct):
  16     p = subprocess.Popen(['ledger', '-f', os.path.join(HERE,'ledger'),
  17                           '-n', 'balance', acct],
  18                          stdout=subprocess.PIPE)
  19     (out, _) = p.communicate()
  20     return float(out.split()[0][1:])
  21
  22 def get_debts():
  23     p = subprocess.Popen(['ledger', '-f', os.path.join(HERE, 'ledger'),
  24                           '-n', 'balance', 'Pool:Owed:'],
  25                          stdout=subprocess.PIPE)
  26     (out, _) = p.communicate()
  27     debts = []
  28     for line in out.split("\n"):
  29         if not line: continue
  30         (val, acct) = line.split()
  31         user = acct[len("Pool:Owed:"):]
  32         val  = float(val[len("$"):])
  33         debts.append((user, val))
  34     return debts
  35
  36 def to_week_num(date):
  37     return (parse(date, default=START) - START).days / 7
  38
  39 def parse_skip(rec):
  40     spec = rec.get('skip', [])
  41     out = []
  42     for s in spec:
  43         if isinstance(s, list):
  44             out.append(map(to_week_num, s))
  45         else:
  46             out.append(to_week_num(s))
  47     return out
  48
  49 def should_skip(skips, week):
  50     for e in skips:
  51         if e == week:
  52             return True
  53         if isinstance(e, list) and e[0] <= week and e[1] > week:
  54             return True
  55     return False
  56
  57 def render_template(path, week=None, **kwargs):
  58     with open('out/report.yml') as r:
  59         report = yaml.safe_load(r)
  60
  61     with open('bloggers.yml') as f:
  62         users = yaml.safe_load(f)
  63     if week:
  64         week = parse(week, default=START)
  65     else:
  66         week = START
  67
  68     week = (week - START).days / 7
  69     week_start = START + (week * datetime.timedelta(7))
  70     week_end   = START + ((week + 1) * datetime.timedelta(7))
  71
  72     good = []
  73     lame = []
  74     skip = []
  75     userlist = []
  76     punted = []
  77
  78     class User(object):
  79         pass
  80
  81     for (un, rec) in users.items():
  82         u = User()
  83         u.username = un
  84         u.links = rec['links']
  85         u.start = rec['start']
  86         u.end   = rec.get('end')
  87         u.skip  = parse_skip(rec)
  88         u.weeks = report.get(un, [])
  89
  90         userlist.append(u)
  91
  92         # create a subset of punted users
  93         if u.end:
  94             punted.append(u)
  95
  96     def user_key(u):
  97         return (u.start, u.username)
  98
  99     userlist.sort(key=user_key)
 100     punted.sort(key=user_key)
 101
 102     for u in userlist:
 103         user_start = parse(u.start, default=START)
 104         if u.end and parse(u.end, default=START) <= week_start:
 105             continue
 106
 107         if should_skip(u.skip, week):
 108             pass
 109         elif user_start > week_start:
 110             skip.append(u)
 111         elif len(u.weeks) <= week or not u.weeks[week]:
 112             lame.append(u)
 113         else:
 114             good.append(u)
 115
 116     debts = get_debts()
 117
 118     return Template(filename=path, output_encoding='utf-8').render(
 119         week=week, week_start=week_start,week_end=week_end,
 120         good=good, lame=lame, skip=skip, userlist=userlist,
 121         pool=get_balance('Pool'), paid=get_balance('Pool:Paid'),
 122         debts=debts, punted=punted, **kwargs)
 123
 124 if __name__ == '__main__':
 125     if len(sys.argv) < 2:
 126         print >>sys.stderr, "Usage: %s TEMPLATE [WEEK]"
 127         sys.exit(1)
 128
 129     template = sys.argv[1]
 130     week = None
 131     if len(sys.argv) > 2: week = sys.argv[2]
 132     print render_template(template, week)