-
Notifications
You must be signed in to change notification settings - Fork 0
/
fetchvc.py
371 lines (334 loc) · 9.45 KB
/
fetchvc.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# fetchvc.py fetch resources from verycd
#
# author: observer
# email: jingchaohu@gmail.com
# blog: http://obmem.com
# last edit @ 2009.12.23
import urllib
import re
import sqlite3
import time
import os,sys
from threading import Thread
from Queue import Queue
from download import httpfetch
path = os.path.dirname(os.path.realpath(__file__))
conn = sqlite3.connect(path+'/verycd.sqlite3.db')
conn.text_factory = str
q = Queue()
MAXC = 8
def thread_fetch():
conn = sqlite3.connect(path+'/verycd.sqlite3.db')
conn.text_factory = str
while True:
topic = q.get()
fetch(topic,conn)
q.task_done()
def search(keyword,full=True):
'''search verycd, fetch search results'''
searchlog = path+'/search.log'
open(searchlog,'a').write('\n'+keyword+'\n')
url = 'http://www.verycd.com/search/folders/'+keyword
print 'fetching search results ...'
res = httpfetch(url)
topics = re.compile(r'/topics/(\d+)',re.DOTALL).findall(res)
topics = set(topics)
links = []
if full:
links = re.compile(r'/search/folders/(.*?\?start=\d+)',re.DOTALL).findall(res)
print links
print topics
if topics:
for topic in topics:
open(searchlog,'a').write(topic+',')
q.put(topic)
if full and links:
for key in links:
search(key,full=False)
def hot():
''' read verycd hot res and keep update very day '''
url = 'http://www.verycd.com/sto/'
print 'fetching homepage ...'
home = httpfetch(url)
hotzone = re.compile(r'今日热门.*?</dl>',re.DOTALL).search(home).group()
hot = re.compile(r'<a href="/topics/(\d+)/"[^>]*>(《.*?》)[^<]*</a>',re.DOTALL).findall(hotzone)
html = '<h2 style="color:red">每日热门资源</h2>\n'
for topic in hot:
print 'fetching hot topic',topic[0],'...'
q.put(topic[0])
html += ' <a target="_parent" href="/?id=%s">%s</a> \n' % topic
open(path+'/static/hot.html','w').write(html)
def normal(pages):
'''fetch normal res that need login'''
if '-' in pages:
(f,t)=[ int(x) for x in pages.split('-') ]
else:
f = t = int(pages)
for page in range(f,t+1):
url = 'http://www.verycd.com/orz/page%d?stat=normal' % page
idx = httpfetch(url,needlogin=True)
ids = re.compile(r'/topics/(\d+)',re.DOTALL).findall(idx)
print ids[0]
for id in ids:
q.put(id)
def request(pages):
'''fetch request res that need login'''
if '-' in pages:
(f,t)=[ int(x) for x in pages.split('-') ]
else:
f = t = int(pages)
for page in range(f,t+1):
url = 'http://www.verycd.com/orz/page%d?stat=request' % page
idx = httpfetch(url,needlogin=True)
ids = re.compile(r'/topics/(\d+)',re.DOTALL).findall(idx)
print ids[0]
for id in ids:
q.put(id)
def feed():
''' read verycd feed and keep update very 30 min '''
url = 'http://www.verycd.com/sto/feed'
print 'fetching feed ...'
feeds = httpfetch(url)
ids = re.compile(r'/topics/(\d+)',re.DOTALL).findall(feeds)
ids = set(ids)
print ids
now = time.mktime(time.gmtime())
for id in ids:
q.put(id)
#updtime = fetch(id)
#updtime = time.mktime(time.strptime(updtime,'%Y/%m/%d %H:%M:%S'))-8*3600 #gmt+8->gmt
#diff = now - updtime
#print '%10s secs since update' % (diff)
#if diff > 1900: # only need recent 30min updates
# break
def update(num=10):
urlbase = 'http://www.verycd.com/sto/~all/page'
for i in range(1,num+1):
print 'fetching list',i,'...'
url = urlbase+str(i)
res = httpfetch(url)
res2 = re.compile(r'"topic-list"(.*?)"pnav"',re.DOTALL).findall(res)
if res2:
res2 = res2[0]
else:
continue
topics = re.compile(r'/topics/(\d+)',re.DOTALL).findall(res2)
topics = set(topics)
print topics
for topic in topics:
q.put(topic)
def fetchall(ran='1-max',debug=False):
urlbase = 'http://www.verycd.com/archives/'
if ran == '1-max':
m1 = 1
res = urllib.urlopen(urlbase).read()
m2 = int(re.compile(r'archives/(\d+)').search(res).group(1))
else:
m = ran.split('-')
m1 = int(m[0])
m2 = int(m[1])
print 'fetching list from',m1,'to',m2,'...'
for i in range(m1,m2+1):
url = urlbase + '%05d'%i + '.html'
print 'fetching from',url,'...'
res = httpfetch(url)
ids = re.compile(r'topics/(\d+)/',re.DOTALL).findall(res)
print ids
for id in ids:
q.put(id)
def fetch(id,conn=conn,debug=False):
print 'fetching topic',id,'...'
urlbase = 'http://www.verycd.com/topics/'
url = urlbase + str(id)
res = ''
for _ in range(3):
try:
res = httpfetch(url,report=True)
break
except:
continue
abstract = re.compile(r'<h1.*?</ul>',re.DOTALL).findall(res)
if not abstract:
print res
if res == '' or '很抱歉' in res:
print 'resource does not exist'
return
else:
print 'fetching',id,'again...'
return fetch(id,conn)
abstract = abstract[0]
title = re.compile(r'<h1.*?</h1>',re.DOTALL).findall(abstract)
if title:
title = title[0]
title = re.compile(r'<.*?>',re.DOTALL).sub('',title).strip()
else:
return
try:
status = re.compile(r'状态.*?<span>(.*?)</span>.*?</li>',re.DOTALL).search(abstract).group(1)
brief = re.compile(r'摘要.*?<span>(.*?)</li>',re.DOTALL).search(abstract).group(1)
brief = re.compile(r'<.*?>',re.DOTALL).sub('',brief).strip()
pubtime = re.compile(r'date-time.*?>(.*?)</span>.*?date-time.*?>(.*?)</span>',re.DOTALL).findall(abstract)[0]
category1 = re.compile(r'分类.*?<a.*?>(.*?)</a>.*?<a.*?>(.*?)</a>',re.DOTALL).findall(abstract)[0]
category = ['','']
category[0] = re.compile(r'<.*?>',re.DOTALL).sub('',category1[0]).strip()
category[1] = re.compile(r'<.*?>',re.DOTALL).sub('',category1[1]).strip()
print category
# res2 = re.compile(r'iptcomED2K"><!--eMule.*?<!--eMule end-->',re.DOTALL).findall(res)[0]
ed2k = re.compile(r'ed2k="([^"]*)" (subtitle_[^=]*="[^"]*"[^>]*)>([^<]*)</a>',re.DOTALL).findall(res)
ed2k.extend( re.compile(r'ed2k="([^"]*)">([^<]*)</a>',re.DOTALL).findall(res) )
content = re.compile(r'<!--eMule end-->(.*?)<!--Wrap-tail end-->',re.DOTALL).findall(res)
except:
return
if content:
content = content[0]
content = re.compile(r'<br />',re.DOTALL).sub('\n',content)
content = re.compile(r'<.*?>',re.DOTALL).sub('',content)
content = re.compile(r'&.*?;',re.DOTALL).sub(' ',content)
content = re.compile(r'\n\s+',re.DOTALL).sub('\n',content)
content = content.strip()
else:
content=''
if debug:
print title
print status
print brief
print pubtime[0],pubtime[1]
print category[0],category[1]
for x in ed2k:
print x
print content
ed2kstr = ''
for x in ed2k:
ed2kstr += '`'.join(x)+'`'
tries=0
while tries<3:
try:
if not dbfind(id,conn):
dbinsert(id,title,status,brief,pubtime,category,ed2kstr,content,conn)
else:
dbupdate(id,title,status,brief,pubtime,category,ed2kstr,content,conn)
break;
except:
tries += 1;
time.sleep(5);
continue;
return pubtime[1]
def dbcreate():
c = conn.cursor()
c.execute('''create table verycd(
verycdid integer primary key,
title text,
status text,
brief text,
pubtime text,
updtime text,
category1 text,
category2 text,
ed2k text,
content text
)''')
conn.commit()
c.close()
def dbinsert(id,title,status,brief,pubtime,category,ed2k,content,conn):
c = conn.cursor()
tries = 0
while tries<10:
try:
c.execute('insert into verycd values(?,?,?,?,?,?,?,?,?,?)',\
(id,title,status,brief,pubtime[0],pubtime[1],category[0],category[1],\
ed2k,content))
break
except:
tries += 1
time.sleep(5)
continue
conn.commit()
c.close()
def dbupdate(id,title,status,brief,pubtime,category,ed2k,content,conn):
tries = 0
c = conn.cursor()
while tries<10:
try:
c.execute('update verycd set verycdid=?,title=?,status=?,brief=?,pubtime=?,\
updtime=?,category1=?,category2=?,ed2k=?,content=? where verycdid=?',\
(id,title,status,brief,pubtime[0],pubtime[1],category[0],category[1],\
ed2k,content,id))
break
except:
tries += 1
time.sleep(5)
continue
conn.commit()
c.close()
def dbfind(id,conn):
c = conn.cursor()
c.execute('select 1 from verycd where verycdid=?',(id,))
c.close()
for x in c:
if 1 in x:
return True
else:
return False
def dblist():
c = conn.cursor()
c.execute('select * from verycd')
for x in c:
for y in x:
print y
def usage():
print '''Usage:
python fetchvc.py createdb
python fetchvc.py fetchall
python fetchvc.py fetch 1-1611 #fetch archive list
python fetchvc.py fetch 5633~5684 #fetch topics
python fetchvc.py fetch 5633 #fetch a topic
python fetchvc.py fetch q=keyword
python fetchvc.py list #list the database
python fetchvc.py feed #run every 30 min to keep up-to-date
python fetchvc.py hot
python fetchvc.py update #update first 20 pages, run on a daily basis'''
#initialize thread pool
for i in range(MAXC):
t = Thread(target=thread_fetch)
t.setDaemon(True)
t.start()
if __name__=='__main__':
if len(sys.argv) == 1:
usage()
elif len(sys.argv) == 2:
if sys.argv[1] == 'createdb':
dbcreate()
elif sys.argv[1] == 'fetchall':
fetchall()
elif sys.argv[1] == 'update':
update(20)
elif sys.argv[1] == 'update1':
update(1)
elif sys.argv[1] == 'feed':
feed()
elif sys.argv[1] == 'hot':
hot()
elif sys.argv[1] == 'list':
dblist()
elif len(sys.argv) == 3:
if sys.argv[1] != 'fetch':
usage()
elif '~' in sys.argv[2]:
m = sys.argv[2].split('~')
for i in range(int(m[0]),int(m[1])+1):
q.put(i)
elif sys.argv[2].startswith("q="):
search(sys.argv[2][2:])
elif sys.argv[2].startswith("n="):
normal(sys.argv[2][2:])
elif sys.argv[2].startswith("r="):
request(sys.argv[2][2:])
elif '-' in sys.argv[2]:
fetchall(sys.argv[2])
else:
fetch(int(sys.argv[2]),debug=True)
# wait all threads done
q.join()