summaryrefslogtreecommitdiffstats
path: root/abs/core/LinHES-system/mythvidexport.py
blob: ff2cb35b8519d2ccc19e795739e69f0033099381 (plain)
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
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
#!/usr/bin/env python
# -*- coding: UTF-8 -*-
#---------------------------
# Name: mythvidexport.py
# Python Script
# Author: Raymond Wagner
# Purpose
# This python script is intended to function as a user job, run through
# mythjobqueue, capable of exporting recordings into MythVideo.
#---------------------------
__title__ = "MythVidExport"
__author__ = "Raymond Wagner"
__version__= "v0.7.6"

from MythTV import MythDB, Job, Recorded, Video, VideoGrabber,\
                   MythLog, MythError, static, MythBE
from optparse import OptionParser, OptionGroup
from socket import gethostname

import os
import re
import sys
import time
import hashlib

def create_dummy_video(db=None):
    db = MythDB(db)

def hashfile(fd):
    hasher = hashlib.sha1()
    while True:
        buff = fd.read(2**16)
        if len(buff) == 0:
            break
        hasher.update(buff)
    return hasher.hexdigest()

class VIDEO:
    def __init__(self, opts, jobid=None):
        if jobid:
            self.job = Job(jobid)
            self.chanid = self.job.chanid
            self.starttime = self.job.starttime
            self.job.update(status=Job.STARTING)
        else:
            self.job = None
            self.chanid = opts.chanid
            self.starttime = opts.starttime

        self.opts = opts
        self.db = MythDB()
        self.log = MythLog(module='mythvidexport.py', db=self.db)

        # load setting strings
        self.get_format()

        # prep objects
        self.rec = Recorded((self.chanid,self.starttime), db=self.db)
        if "_" in self.rec.inetref:
                self.rec.inetref = self.rec.inetref.split("_")[1]
        self.log(MythLog.GENERAL, MythLog.INFO, 'Using recording',
                        '%s - %s' % (self.rec.title.encode('utf-8'),
                                     self.rec.subtitle.encode('utf-8')))
        self.vid = Video(db=self.db).create({'title':'', 'filename':'',
                                             'host':gethostname()})

        # process data
        self.get_meta()
        self.get_dest()
        # bug fix to work around limitation in the bindings where DBDataRef classes
        # are mapped to the filename at time of Video element creation. since the
        # filename is specified as blank when the video is created, the markup
        # handler is not properly initialized
        self.vid.markup._refdat = (self.vid.filename,)

        # save file
        self.copy()
        if opts.seekdata:
            self.copy_seek()
        if opts.skiplist:
            self.copy_markup(static.MARKUP.MARK_COMM_START,
                             static.MARKUP.MARK_COMM_END)
        if opts.cutlist:
            self.copy_markup(static.MARKUP.MARK_CUT_START,
                             static.MARKUP.MARK_CUT_END)
        self.vid.update()

        # delete old file
        if opts.delete:
            self.rec.delete()

    def get_format(self):
        host = self.db.gethostname()
        # TV Format
        if self.opts.tformat:
            self.tfmt = self.opts.tformat
        elif self.db.settings[host]['mythvideo.TVexportfmt']:
            self.tfmt = self.db.settings[host]['mythvideo.TVexportfmt']
        else:
            self.tfmt = '/Television/%TITLE%/Season %SEASON%/'+\
                            '%TITLE% - S%SEASON%E%EPISODEPAD% - %SUBTITLE%'

        # Movie Format
        if self.opts.mformat:
            self.mfmt = self.opts.mformat
        elif self.db.settings[host]['mythvideo.MOVIEexportfmt']:
            self.mfmt = self.db.settings[host]['mythvideo.MOVIEexportfmt']
        else:
            self.mfmt = '/Movies/%TITLE%'

        # Generic Format
        if self.opts.gformat:
            self.gfmt = self.opts.gformat
        elif self.db.settings[host]['mythvideo.GENERICexportfmt']:
            self.gfmt = self.db.settings[host]['mythvideo.GENERICexportfmt']
        else:
            self.gfmt = '/Videos/%TITLE%'

    def get_meta(self):
        self.vid.hostname = self.db.gethostname()
        if self.rec.inetref:
            # good data is available, use it
            if self.rec.season > 0 or self.rec.episode > 0:
                self.log(self.log.GENERAL, self.log.INFO,
                        'Performing TV export with local data.')
                self.type = 'TV'
                grab = VideoGrabber(self.type)
                metadata = grab.grabInetref(self.rec.inetref, self.rec.season, self.rec.episode)
            else:
                self.log(self.log.GENERAL, self.log.INFO,
                        'Performing Movie export with local data.')
                self.type = 'MOVIE'
                grab = VideoGrabber(self.type)
                metadata = grab.grabInetref(self.rec.inetref)
        elif self.opts.listingonly:
            # force use of local data
            if self.rec.subtitle:
                self.log(self.log.GENERAL, self.log.INFO,
                        'Forcing TV export with local data.')
                self.type = 'TV'
            else:
                self.log(self.log.GENERAL, self.log.INFO,
                        'Forcing Movie export with local data.')
                self.type = 'MOVIE'
            metadata = self.rec.exportMetadata()
        else:
            if self.rec.subtitle:
                # subtitle exists, assume tv show
                self.type = 'TV'
                self.log(self.log.GENERAL, self.log.INFO,
                        'Attempting TV export.')
                grab = VideoGrabber(self.type)
                match = grab.sortedSearch(self.rec.title, self.rec.subtitle)
            else: # assume movie
                self.type = 'MOVIE'
                self.log(self.log.GENERAL, self.log.INFO,
                        'Attempting Movie export.')
                grab = VideoGrabber(self.type)
                match = grab.sortedSearch(self.rec.title)

            if len(match) == 0:
                # no match found
                self.log(self.log.GENERAL, self.log.INFO,
                        'Falling back to generic export.')
                self.type = 'GENERIC'
                metadata = self.rec.exportMetadata()
            elif (len(match) > 1) & (match[0].levenshtein > 0):
                # multiple matches found, and closest is not exact
                self.vid.delete()
                raise MythError('Multiple metadata matches found: '\
                                                   +self.rec.title)
            else:
                self.log(self.log.GENERAL, self.log.INFO,
                        'Importing content from', match[0].inetref)
                metadata = grab.grabInetref(match[0])

        self.vid.importMetadata(metadata)
        self.log(self.log.GENERAL, self.log.INFO, 'Import complete')

    def get_dest(self):
        if self.type == 'TV':
            self.vid.filename = self.process_fmt(self.tfmt)
        elif self.type == 'MOVIE':
            self.vid.filename = self.process_fmt(self.mfmt)
        elif self.type == 'GENERIC':
            self.vid.filename = self.process_fmt(self.gfmt)

    def process_fmt(self, fmt):
        # replace fields from viddata
        #print self.vid.data
        ext = '.'+self.rec.basename.rsplit('.',1)[1]
        rep = ( ('%TITLE%','title','%s'), ('%SUBTITLE%','subtitle','%s'),
            ('%SEASON%','season','%d'), ('%SEASONPAD%','season','%02d'),
            ('%EPISODE%','episode','%d'), ('%EPISODEPAD%','episode','%02d'),
            ('%YEAR%','year','%s'), ('%DIRECTOR%','director','%s'))
        for tag, data, format in rep:
            if self.vid[data]:
                fmt = fmt.replace(tag,format % self.vid[data])
            else:
                fmt = fmt.replace(tag,'')

        # replace fields from program data
        rep = ( ('%HOSTNAME%', 'hostname', '%s'),
                ('%STORAGEGROUP%','storagegroup','%s'))
        for tag, data, format in rep:
            data = getattr(self.rec, data)
            fmt = fmt.replace(tag,format % data)

# fmt = fmt.replace('%CARDID%',self.rec.cardid)
# fmt = fmt.replace('%CARDNAME%',self.rec.cardid)
# fmt = fmt.replace('%SOURCEID%',self.rec.cardid)
# fmt = fmt.replace('%SOURCENAME%',self.rec.cardid)
# fmt = fmt.replace('%CHANNUM%',self.rec.channum)
# fmt = fmt.replace('%CHANNAME%',self.rec.cardid)

        if len(self.vid.genre):
            fmt = fmt.replace('%GENRE%',self.vid.genre[0].genre)
        else:
            fmt = fmt.replace('%GENRE%','')
# if len(self.country):
# fmt = fmt.replace('%COUNTRY%',self.country[0])
# else:
# fmt = fmt.replace('%COUNTRY%','')
        return fmt+ext

    def copy(self):
        stime = time.time()
        srcsize = self.rec.filesize
        htime = [stime,stime,stime,stime]

        self.log(MythLog.GENERAL|MythLog.FILE, MythLog.INFO, "Copying myth://%s@%s/%s"\
               % (self.rec.storagegroup, self.rec.hostname, self.rec.basename)\
                                                    +" to myth://Videos@%s%s"\
                                          % (self.vid.host, self.vid.filename))
        srcfp = self.rec.open('r')
        dstfp = self.vid.open('w', nooverwrite=True)

        if self.job:
            self.job.setStatus(Job.RUNNING)
        tsize = 2**24
        while tsize == 2**24:
            tsize = min(tsize, srcsize - dstfp.tell())
            dstfp.write(srcfp.read(tsize))
            htime.append(time.time())
            rate = float(tsize*4)/(time.time()-htime.pop(0))
            remt = (srcsize-dstfp.tell())/rate
            if self.job:
                self.job.setComment("%02d%% complete - %d seconds remaining" %\
                            (dstfp.tell()*100/srcsize, remt))
        srcfp.close()
        dstfp.close()

        self.vid.hash = self.vid.getHash()

        self.log(MythLog.GENERAL|MythLog.FILE, MythLog.INFO, "Transfer Complete",
                            "%d seconds elapsed" % int(time.time()-stime))

        if self.opts.reallysafe:
            if self.job:
                self.job.setComment("Checking file hashes")
            self.log(MythLog.GENERAL|MythLog.FILE, MythLog.INFO, "Checking file hashes.")
            srchash = hashfile(self.rec.open('r'))
            dsthash = hashfile(self.rec.open('r'))
            if srchash != dsthash:
                raise MythError('Source hash (%s) does not match destination hash (%s)' \
                            % (srchash, dsthash))
        elif self.opts.safe:
            self.log(MythLog.GENERAL|MythLog.FILE, MythLog.INFO, "Checking file sizes.")
            be = MythBE(db=self.vid._db)
            try:
                srcsize = be.getSGFile(self.rec.hostname, self.rec.storagegroup, \
                                       self.rec.basename)[1]
                dstsize = be.getSGFile(self.vid.host, 'Videos', self.vid.filename)[1]
            except:
                raise MythError('Could not query file size from backend')
            if srcsize != dstsize:
                raise MythError('Source size (%d) does not match destination size (%d)' \
                            % (srcsize, dstsize))

        if self.job:
            self.job.setComment("Complete - %d seconds elapsed" % \
                            (int(time.time()-stime)))
            self.job.setStatus(Job.FINISHED)

    def copy_seek(self):
        for seek in self.rec.seek:
            self.vid.markup.add(seek.mark, seek.offset, seek.type)

    def copy_markup(self, start, stop):
        for mark in self.rec.markup:
            if mark.type in (start, stop):
                self.vid.markup.add(mark.mark, 0, mark.type)

def usage_format():
    usagestr = """The default strings are:
Television: /Television/%TITLE%/Season %SEASON%/%TITLE% - S%SEASON%E%EPISODEPAD% - %SUBTITLE%
Movie: /Movies/%TITLE%
Generic: /Videos/%TITLE%

Available strings:
%TITLE%: series title
%SUBTITLE%: episode title
%SEASON%: season number
%SEASONPAD%: season number, padded to 2 digits
%EPISODE%: episode number
%EPISODEPAD%: episode number, padded to 2 digits
%YEAR%: year
%DIRECTOR%: director
%HOSTNAME%: backend used to record show
%STORAGEGROUP%: storage group containing recorded show
%GENRE%: first genre listed for recording
"""
# %CARDID%: ID of tuner card used to record show
# %CARDNAME%: name of tuner card used to record show
# %SOURCEID%: ID of video source used to record show
# %SOURCENAME%: name of video source used to record show
# %CHANNUM%: ID of channel used to record show
# %CHANNAME%: name of channel used to record show
# %COUNTRY%: first country listed for recording
    print usagestr

def print_format():
    db = MythDB()
    host = gethostname()
    tfmt = db.settings[host]['mythvideo.TVexportfmt']
    if not tfmt:
        tfmt = '/Television/%TITLE%/Season %SEASON%/%TITLE% - S%SEASON%E%EPISODEPAD% - %SUBTITLE%'
    mfmt = db.settings[host]['mythvideo.MOVIEexportfmt']
    if not mfmt:
        mfmt = '/Movies/%TITLE%'
    gfmt = db.settings[host]['mythvideo.GENERICexportfmt']
    if not gfmt:
        gfmt = '/Videos/%TITLE%'
    print "Current output formats:"
    print " TV: "+tfmt
    print " Movies: "+mfmt
    print " Generic: "+gfmt

def main():
    parser = OptionParser(usage="usage: %prog [options] [jobid]")

    formatgroup = OptionGroup(parser, "Formatting Options",
                    "These options are used to display and manipulate the output file formats.")
    formatgroup.add_option("-f", "--helpformat", action="store_true", default=False, dest="fmthelp",
            help="Print explination of file format string.")
    formatgroup.add_option("-p", "--printformat", action="store_true", default=False, dest="fmtprint",
            help="Print current file format string.")
    formatgroup.add_option("--tformat", action="store", type="string", dest="tformat",
            help="Use TV format for current task. If no task, store in database.")
    formatgroup.add_option("--mformat", action="store", type="string", dest="mformat",
            help="Use Movie format for current task. If no task, store in database.")
    formatgroup.add_option("--gformat", action="store", type="string", dest="gformat",
            help="Use Generic format for current task. If no task, store in database.")
    formatgroup.add_option("--listingonly", action="store_true", default=False, dest="listingonly",
            help="Use data from listing provider, rather than grabber")
    parser.add_option_group(formatgroup)

    sourcegroup = OptionGroup(parser, "Source Definition",
                    "These options can be used to manually specify a recording to operate on "+\
                    "in place of the job id.")
    sourcegroup.add_option("--chanid", action="store", type="int", dest="chanid",
            help="Use chanid for manual operation")
    sourcegroup.add_option("--starttime", action="store", type="int", dest="starttime",
            help="Use starttime for manual operation")
    parser.add_option_group(sourcegroup)

    actiongroup = OptionGroup(parser, "Additional Actions",
                    "These options perform additional actions after the recording has been exported.")
    actiongroup.add_option('--safe', action='store_true', default=False, dest='safe',
            help='Perform quick sanity check of exported file using file size.')
    actiongroup.add_option('--really-safe', action='store_true', default=False, dest='reallysafe',
            help='Perform slow sanity check of exported file using SHA1 hash.')
    actiongroup.add_option("--delete", action="store_true", default=False,
            help="Delete source recording after successful export. Enforces use of --safe.")
    parser.add_option_group(actiongroup)

    othergroup = OptionGroup(parser, "Other Data",
                    "These options copy additional information from the source recording.")
    othergroup.add_option("--seekdata", action="store_true", default=False, dest="seekdata",
            help="Copy seekdata from source recording.")
    othergroup.add_option("--skiplist", action="store_true", default=False, dest="skiplist",
            help="Copy commercial detection from source recording.")
    othergroup.add_option("--cutlist", action="store_true", default=False, dest="cutlist",
            help="Copy manual commercial cuts from source recording.")
    parser.add_option_group(othergroup)

    MythLog.loadOptParse(parser)

    opts, args = parser.parse_args()

    if opts.verbose:
        if opts.verbose == 'help':
            print MythLog.helptext
            sys.exit(0)
        MythLog._setlevel(opts.verbose)

    if opts.fmthelp:
        usage_format()
        sys.exit(0)

    if opts.fmtprint:
        print_format()
        sys.exit(0)

    if opts.delete:
        opts.safe = True

    if opts.chanid and opts.starttime:
        export = VIDEO(opts)
    elif len(args) == 1:
        try:
            export = VIDEO(opts,int(args[0]))
        except Exception, e:
            Job(int(args[0])).update({'status':Job.ERRORED,
                                      'comment':'ERROR: '+e.args[0]})
            MythLog(module='mythvidexport.py').logTB(MythLog.GENERAL)
            sys.exit(1)
    else:
        if opts.tformat or opts.mformat or opts.gformat:
            db = MythDB()
            host = gethostname()
            if opts.tformat:
                print "Changing TV format to: "+opts.tformat
                db.settings[host]['mythvideo.TVexportfmt'] = opts.tformat
            if opts.mformat:
                print "Changing Movie format to: "+opts.mformat
                db.settings[host]['mythvideo.MOVIEexportfmt'] = opts.mformat
            if opts.gformat:
                print "Changing Generic format to: "+opts.gformat
                db.settings[host]['mythvideo.GENERICexportfmt'] = opts.gformat
            sys.exit(0)
        else:
            parser.print_help()
            sys.exit(2)

if __name__ == "__main__":
    main()