Changeset 627 for trunk/Update Podcasts


Ignore:
Timestamp:
08/13/10 00:02:12 (9 years ago)
Author:
Nicholas Riley
Message:

iOS 4 displays podcast info, finally.

File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/Update Podcasts/update_podcasts.py

    r625 r627  
    44from appscript import *
    55from aem import AEEnum
    6 from itertools import izip
    7 import htmlentitydefs
    8 import re
    96import sys
    107import time
    11 
    12 # based on <http://sebsauvage.net/python/snyppets/>
    13 RE_ENTITY_CHR = re.compile(u'&(%s);' % u'|'.join(htmlentitydefs.name2codepoint))
    14 RE_ENTITY_DEC = re.compile(u'&#(\d+);')
    15 RE_ENTITY_HEX = re.compile(u'&#x(\w+);')
    16 def decode_entities(s):
    17     def entity2char(m):
    18         entity = m.group(1)
    19         if entity in htmlentitydefs.name2codepoint:
    20             return unichr(htmlentitydefs.name2codepoint[entity])
    21         return u' ' # Unknown entity: We replace with a space.
    22     replaced = 0
    23     s, n = RE_ENTITY_CHR.subn(entity2char, s)
    24     replaced += n
    25     s, n = RE_ENTITY_DEC.subn(lambda x: unichr(int(x.group(1))), s)
    26     replaced += n
    27     s, n = RE_ENTITY_HEX.subn(lambda x: unichr(int(x.group(1),16)), s)
    28     replaced += n
    29     return s, replaced
    30 
    31 OPEN_P = r'<[Pp][^>]*>'
    32 RE_OPEN_P = re.compile(OPEN_P)
    33 RE_MATCHED_P = re.compile(OPEN_P + r'(?!<[Pp])(.*)</[Pp]>')
    34 RE_TOO_MANY_CR = re.compile(r'\s*\n\s*\n\s*\n+', re.U)
    35 RE_TAG = re.compile(r'<[^>]*>')
    36 RE_BR = re.compile(r'<[Bb][Rr][^>]*>\s*', re.U)
    37 RE_WHITESPACE = re.compile(r'\s+', re.U)
    38 RE_LEADING_WHITESPACE = re.compile(r'^\s+(.*)', re.U)
    39 RE_TRAILING_WHITESPACE = re.compile(r'(.*)\s+$', re.U)
    40 
    41 def html_to_text(s):
    42     s, replaced = decode_entities(s)
    43     s = s.replace('\r\n', '\n')
    44     s = s.replace('\r', '\n')
    45     if replaced > 0 or RE_TAG.search(s): # HTML
    46         s = RE_WHITESPACE.sub(' ', s)
    47         s = RE_MATCHED_P.sub(r'\1\n\n', s)
    48         s = RE_OPEN_P.sub(r'\n\n', s)
    49         s = RE_BR.sub(r'\n', s)
    50         s = RE_TAG.sub('', s)
    51         s = RE_TOO_MANY_CR.sub(r'\n\n', s)
    52     s = RE_LEADING_WHITESPACE.sub(r'\1', s)
    53     s = RE_TRAILING_WHITESPACE.sub(r'\1', s)
    54     return s
    55 
    56 def words(s):
    57     return set(RE_WHITESPACE.split(s))
    58 
    59 def podcasts_to_lyrics(iTunes):
    60     podcasts = iTunes.tracks[its.podcast == True]
    61 
    62     ids = podcasts.id()
    63     descs = podcasts.description()
    64     longdescs = podcasts.long_description()
    65     lyricses = podcasts.lyrics()
    66 
    67     for id_, desc, longdesc, lyrics in izip(ids, descs, longdescs, lyricses):
    68         if lyrics == k.missing_value: # video
    69             continue
    70 
    71         if longdesc == k.missing_value:
    72             if desc == k.missing_value:
    73                 continue
    74             longdesc = desc
    75         else:
    76             longdesc = html_to_text(longdesc)
    77             if desc != k.missing_value:
    78                 desc = html_to_text(desc)
    79                 if (desc not in longdesc and
    80                     len(words(desc) - words(longdesc)) > 1):
    81                     longdesc = '%s\n\n%s' % (desc, longdesc)
    82 
    83         if lyrics == longdesc:
    84             continue
    85 
    86         iTunes.tracks[its.id == id_].lyrics.set(longdesc)
    878
    889def iTunes_main_pane():
     
    11940    iTunes.updateAllPodcasts()
    12041    wait_for_podcast_update(iTunes)
    121     print >> sys.stderr, 'Copying podcast descriptions to lyrics...'
    122     podcasts_to_lyrics(iTunes)
    12342    print >> sys.stderr, 'Synchronizing iPod...'
    12443    iTunes.update()
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