112 lines
3.6 KiB
Python
Executable File
112 lines
3.6 KiB
Python
Executable File
#!/usr/bin/env python2
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# -*- coding: UTF-8 -*-
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# File: smiley.py
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# Date: Sun Feb 01 17:47:07 2015 +0800
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# Author: Yuxin Wu <[email protected]>
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import os
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import re
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import json
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from .utils import get_file_b64
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STATIC_PATH = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'static')
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UNICODE_SMILEY_FILE = os.path.join(STATIC_PATH, 'unicode-smiley.json')
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TENCENT_SMILEY_FILE = os.path.join(STATIC_PATH, 'tencent-smiley.json')
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TENCENT_EXTRASMILEY_FILE = os.path.join(STATIC_PATH, 'tencent-smiley-extra.json')
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UNICODE_SMILEY_RE = re.compile(
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u'[\U00010000-\U0010ffff]|[\u2600-\u2764]|\u2122|\u00a9|\u00ae|[\ue000-\ue5ff]')
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HEAD = """.smiley {
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padding: 1px;
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background-position: -1px -1px;
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background-repeat: no-repeat;
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width: 20px;
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height: 20px;
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display: inline-block;
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vertical-align: top;
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zoom: 1;
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}
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"""
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TEMPLATE = """.smiley{name} {{
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background-image: url("data:image/png;base64,{b64}");
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}}"""
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class SmileyProvider(object):
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def __init__(self, html_replace=True):
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""" html_replace: replace smileycode by html.
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otherwise, replace by plain text
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"""
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self.html_replace = html_replace
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if not html_replace:
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raise NotImplementedError()
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# [微笑] -> 0
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self.tencent_smiley = json.load(open(TENCENT_SMILEY_FILE))
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# some extra smiley from javascript on wx.qq.com
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extra_smiley = json.load(open(TENCENT_EXTRASMILEY_FILE))
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extra_smiley = {u'[' + k + u']': v for k, v in
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extra_smiley.iteritems()}
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self.tencent_smiley.update(extra_smiley)
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# 1f35c -> "\ue340"
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#self.unicode_smiley_code = gUnicodeCodeMap
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# u'\U0001f35c' -> "e340" # for iphone
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# u'\ue415' -> 'e415' # for android
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unicode_smiley_dict = json.load(open(UNICODE_SMILEY_FILE))
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self.unicode_smiley = {unichr(int(k, 16)): hex(ord(v))[2:] for k, v in
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unicode_smiley_dict.iteritems()}
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self.unicode_smiley.update({v: hex(ord(v))[2:] for _, v in
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unicode_smiley_dict.iteritems()})
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self.used_smiley_id = set()
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def gen_replace_elem(self, smiley_id):
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self.used_smiley_id.add(str(smiley_id))
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return '<span class="smiley smiley{}"></span>'.format(smiley_id)
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def _replace_unicode(self, msg):
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if not UNICODE_SMILEY_RE.findall(msg):
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# didn't find the code
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return msg
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for k, v in self.unicode_smiley.iteritems():
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if k in msg:
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msg = msg.replace(k, self.gen_replace_elem(v))
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return msg
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def _replace_tencent(self, msg):
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if (not '[' in msg or not ']' in msg) \
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and (not '/:' in msg) and (not '/' in msg):
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return msg
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for k, v in self.tencent_smiley.iteritems():
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if k in msg:
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msg = msg.replace(k, self.gen_replace_elem(v))
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return msg
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def replace_smileycode(self, msg):
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""" replace the smiley code in msg
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return a html
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"""
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msg = self._replace_unicode(msg)
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msg = self._replace_tencent(msg)
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return msg
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def gen_used_smiley_css(self):
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ret = HEAD
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for sid in self.used_smiley_id:
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fname = os.path.join(STATIC_PATH, 'smileys', '{}.png'.format(sid))
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b64 = get_file_b64(fname)
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ret = ret + TEMPLATE.format(name=sid, b64=b64)
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return ret
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if __name__ == '__main__':
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smiley = SmileyProvider()
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msg = u"[挥手]哈哈呵呵ｈｉｈｉ\U0001f684\u2728\u0001 /::<\ue415"
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msg = smiley.replace_smileycode(msg)
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#print msg
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smiley.gen_used_smiley_css()
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