Files
wechat-dump/lib/render.py
T
2014-12-22 23:07:36 +08:00

158 lines
6.2 KiB
Python

#!/usr/bin/env python2
# -*- coding: UTF-8 -*-
# File: render.py
# Date: Mon Dec 22 23:07:05 2014 +0800
# Author: Yuxin Wu <[email protected]>
import os
import base64
import glob
import logging
logger = logging.getLogger(__name__)
LIB_PATH = os.path.dirname(os.path.abspath(__file__))
HTML_FILE = os.path.join(LIB_PATH, 'static', 'template.html')
TIME_HTML_FILE = os.path.join(LIB_PATH, 'static', 'TP_TIME.html')
try:
from csscompressor import compress as css_compress
except:
css_compress = lambda x: x
from .msg import *
from .utils import ensure_unicode
from .smiley import SmileyProvider
from .msgslice import MessageSlicer
TEMPLATES_FILES = {TYPE_MSG: "TP_MSG",
TYPE_IMG: "TP_IMG",
TYPE_SPEAK: "TP_SPEAK",
TYPE_EMOJI: "TP_EMOJI",
TYPE_LINK: "TP_MSG"}
TEMPLATES = {k: ensure_unicode(open(os.path.join(LIB_PATH, 'static/{}.html'.format(v))).read())
for k, v in TEMPLATES_FILES.iteritems()}
class HTMLRender(object):
def __init__(self, parser, res=None):
self.html = ensure_unicode(open(HTML_FILE).read())
self.time_html = open(TIME_HTML_FILE).read()
self.parser = parser
self.res = res
if self.res is None:
logger.warn("Resource Directory not given. Images / Voice Message won't be displayed.")
self.smiley = SmileyProvider()
self.slicer = MessageSlicer()
csss = glob.glob(os.path.join(LIB_PATH, 'static/*.css'))
css_string = []
for css in csss:
logger.info("Loading {}".format(os.path.basename(css)))
css = ensure_unicode(css_compress(open(css).read()))
css = u'<style type="text/css">{}</style>'.format(css)
css_string.append(css)
self.css_string = u"\n".join(css_string)
jss = glob.glob(os.path.join(LIB_PATH, 'static/*.js'))
js_string = []
for js in jss:
logger.info("Loading {}".format(os.path.basename(js)))
js = ensure_unicode(open(js).read())
# TODO: add js compress
js = u'<script type="text/javascript">{}</script>'.format(js)
js_string.append(js)
self.js_string = u"\n".join(js_string)
def get_avatar_pair(self, username):
""" return base64 string pair of two avatars"""
if self.res is None:
return ("", "")
avt1 = self.res.get_avatar(self.parser.username)
avt2 = self.res.get_avatar(username)
return (avt1, avt2)
def render_msg(self, msg):
""" render a message, return the html block"""
sender = 'you' if not msg.isSend else 'me'
format_dict = {'sender_label': sender,
'time': msg.createTime }
def fallback():
template = TEMPLATES[TYPE_MSG]
content = msg.msg_str()
format_dict['content'] = self.smiley.replace_smileycode(content)
return template.format(**format_dict)
if msg.type not in TEMPLATES:
return fallback()
template = TEMPLATES[msg.type]
if msg.type == TYPE_SPEAK:
audio_str, duration = self.res.get_voice_mp3(msg.imgPath)
format_dict['voice_duration'] = duration
format_dict['voice_str'] = audio_str
return template.format(**format_dict)
elif msg.type == TYPE_IMG:
# imgPath was original THUMBNAIL_DIRPATH://th_xxxxxxxxx
imgpath = msg.imgPath.split('_')[-1]
bigimgpath = self.parser.imginfo.get(msg.msgSvrId)
fnames = [k for k in [imgpath, bigimgpath] if k is not None]
bigimg, smallimg = self.res.get_img(fnames)
if not smallimg:
logger.warn("No image thumbnail found for {}".format(imgpath))
return fallback()
# TODO do not show fancybox when no bigimg found
format_dict['small_img'] = smallimg
format_dict['big_img'] = bigimg
return template.format(**format_dict)
elif msg.type == TYPE_EMOJI:
imgpath = msg.imgPath
if imgpath in self.parser.internal_emojis:
emoji_img, format = self.res.get_internal_emoji(self.parser.internal_emojis[imgpath])
else:
if imgpath in self.parser.emojis:
group, _ = self.parser.emojis[imgpath]
else:
group = None
emoji_img, format = self.res.get_emoji(imgpath, group)
format_dict['emoji_format'] = format
format_dict['emoji_img'] = emoji_img
return template.format(**format_dict)
elif msg.type == TYPE_LINK:
content = msg.msg_str()
if content.startswith(u'URL:'):
url = content[4:]
content = u'URL:<a target="_blank" href="{0}">{0}</a>'.format(url)
format_dict['content'] = content
return template.format(**format_dict)
return fallback()
def render_msgs(self, msgs):
""" render msgs of one friend"""
talker_name = msgs[0].talker
logger.info(u"Rendering {} messages of {}({})".format(
len(msgs), self.parser.contacts[talker_name], talker_name))
avatars = self.get_avatar_pair(talker_name)
slices = self.slicer.slice(msgs)
blocks = []
for idx, slice in enumerate(slices):
nowtime = slice[0].createTime
if idx == 0 or \
slices[idx - 1][0].createTime.date() != nowtime.date():
timestr = nowtime.strftime("%m/%d %H:%M:%S")
else:
timestr = nowtime.strftime("%H:%M:%S")
blocks.append(self.time_html.format(time=timestr))
blocks.extend([self.render_msg(m) for m in slice])
return self.html.format(extra_css=self.css_string,
extra_js=self.js_string,
talker=msgs[0].talker_name,
messages=u''.join(blocks),
avatars=avatars)
if __name__ == '__main__':
r = HTMLRender()
with open('/tmp/a.html', 'w') as f:
print >> f, r.html.format(style=r.css, talker='talker',
messages='haha')