Use StreamingIterator to avoid loading the whole movie file.
[audio.git] / src / archive / tasks.py
index a46b79c..4b8f5fe 100644 (file)
@@ -9,25 +9,18 @@ import subprocess
 from tempfile import NamedTemporaryFile
 from time import sleep
 
-#from celery.decorators import task
 from celery.task import Task
 from django.db.models import F
-from fabric import api
-from fabric.network import disconnect_all
+from django.contrib.auth.models import User
 from mutagen import File
 from mutagen import id3
 
-import mutagen
-
+from apiclient import api_call
 from archive.constants import status
 from archive.models import Audiobook
-from archive.settings import (BUILD_PATH, COVER_IMAGE,
-    UPLOAD_HOST, UPLOAD_USER, UPLOAD_PASSWORD, UPLOAD_PATH, UPLOAD_CMD, UPLOAD_SUDO)
+from archive.settings import COVER_IMAGE, UPLOAD_URL
 from archive.utils import ExistingFile
 
-api.env.host_string = UPLOAD_HOST
-api.env.user = UPLOAD_USER
-api.env.password = UPLOAD_PASSWORD
 
 class AudioFormatTask(Task):
     abstract = True
@@ -38,7 +31,7 @@ class AudioFormatTask(Task):
     @classmethod
     def set_status(cls, aid, status):
         Audiobook.objects.filter(pk=aid).update(
-            **{'%s_status' % cls.ext: status})
+            **{'%s_status' % cls.prefix: status})
 
     @staticmethod
     def encode(in_path, out_path):
@@ -46,7 +39,7 @@ class AudioFormatTask(Task):
 
     @classmethod
     def set_tags(cls, audiobook, file_name):
-        tags = getattr(audiobook, "%s_tags" % cls.ext)['tags']
+        tags = getattr(audiobook, "get_%s_tags" % cls.prefix)()['tags']
         if not tags.get('flac_sha1'):
             tags['flac_sha1'] = audiobook.get_source_sha1()
         audio = File(file_name)
@@ -56,7 +49,7 @@ class AudioFormatTask(Task):
 
     @classmethod
     def save(cls, audiobook, file_name):
-        field = "%s_file" % cls.ext
+        field = "%s_file" % cls.prefix
         getattr(audiobook, field).save(
             "%d.%s" % (audiobook.pk, cls.ext),
             ExistingFile(file_name),
@@ -69,50 +62,38 @@ class AudioFormatTask(Task):
     @classmethod
     def published(cls, aid):
         kwargs = {
-            "%s_published_tags" % cls.ext: F("%s_tags" % cls.ext),
-            "%s_tags" % cls.ext: None,
-            "%s_published" % cls.ext: datetime.now(),
-            '%s_status' % cls.ext: None,
+            "%s_published_tags" % cls.prefix: F("%s_tags" % cls.prefix),
+            "%s_tags" % cls.prefix: None,
+            "%s_published" % cls.prefix: datetime.now(),
+            '%s_status' % cls.prefix: None,
         }
         Audiobook.objects.filter(pk=aid).update(**kwargs)
 
     @classmethod
-    def put(cls, audiobook, path):
-        tags = getattr(audiobook, "%s_tags" % cls.ext)
-        prefix, slug = tags['url'].rstrip('/').rsplit('/', 1)
-        name = tags['name']
-        command = UPLOAD_CMD + (u' %s %s %s %s %s %s > output.txt' % (
-            pipes.quote(os.path.join(UPLOAD_PATH, os.path.basename(path))),
-            pipes.quote(slug),
-            pipes.quote(name),
-            pipes.quote(audiobook.part_name),
-            audiobook.index,
-            audiobook.parts_count,
-            )).encode('utf-8')
-        try:
-            api.put(path, UPLOAD_PATH)
-            if UPLOAD_SUDO:
-                api.sudo(command, user=UPLOAD_SUDO, shell=False)
-            else:
-                api.run(command)
-            disconnect_all()
-        except SystemExit, e:
-            raise cls.RemoteOperationError
-
-    def run(self, aid, publish=True):
+    def put(cls, user, audiobook, path):
+        tags = getattr(audiobook, "get_%s_tags" % cls.prefix)()
+        data = {
+            'book': tags['url'],
+            'type': cls.ext,
+            'name': tags['name'],
+            'part_name': audiobook.part_name,
+            'part_index': audiobook.index,
+            'parts_count': audiobook.parts_count,
+            'source_sha1': audiobook.source_sha1,
+        }
+        with open(path, 'rb') as f:
+            api_call(user, UPLOAD_URL, data=data, files={
+                "file": f,
+            })
+
+    def run(self, uid, aid, publish=True):
         aid = int(aid)
         audiobook = Audiobook.objects.get(id=aid)
         self.set_status(aid, status.ENCODING)
 
-        try:
-            os.makedirs(BUILD_PATH)
-        except OSError as e:
-            if e.errno == errno.EEXIST:
-                pass
-            else:
-                raise
+        user = User.objects.get(id=uid)
 
-        out_file = NamedTemporaryFile(delete=False, prefix='%d-' % aid, suffix='.%s' % self.ext, dir=BUILD_PATH)
+        out_file = NamedTemporaryFile(delete=False, prefix='%d-' % aid, suffix='.%s' % self.ext)
         out_file.close()
         self.encode(audiobook.source_file.path, out_file.name)
         self.set_status(aid, status.TAGGING)
@@ -120,7 +101,7 @@ class AudioFormatTask(Task):
         self.set_status(aid, status.SENDING)
 
         if publish:
-            self.put(audiobook, out_file.name)
+            self.put(user, audiobook, out_file.name)
             self.published(aid)
         else:
             self.set_status(aid, None)
@@ -133,16 +114,16 @@ class AudioFormatTask(Task):
 
 
 class Mp3Task(AudioFormatTask):
-    ext = 'mp3'
+    prefix = ext = 'mp3'
 
     # these shouldn't be staticmethods
     def id3_text(tag, text):
-        return tag(encoding=1, text=text)
+        return tag(encoding=3, text=text)
     def id3_url(tag, text):
         return tag(url=text)
-    def id3_comment(tag, text, lang=u'pol'):
-        return tag(encoding=1, lang=lang, desc=u'', text=text)
-    def id3_priv(tag, text, what=u''):
+    def id3_comment(tag, text, lang='pol'):
+        return tag(encoding=3, lang=lang, desc='', text=text)
+    def id3_priv(tag, text, what=''):
         return tag(owner='wolnelektury.pl?%s' % what, data=text.encode('utf-8'))
 
     TAG_MAP = {
@@ -179,7 +160,7 @@ class Mp3Task(AudioFormatTask):
 
     @classmethod
     def set_tags(cls, audiobook, file_name):
-        mp3_tags = audiobook.mp3_tags['tags']
+        mp3_tags = audiobook.get_mp3_tags()['tags']
         if not mp3_tags.get('flac_sha1'):
             mp3_tags['flac_sha1'] = audiobook.get_source_sha1()
         audio = id3.ID3(file_name)
@@ -190,15 +171,14 @@ class Mp3Task(AudioFormatTask):
 
         if COVER_IMAGE:
             mime = mimetypes.guess_type(COVER_IMAGE)
-            f = open(COVER_IMAGE)
-            audio.add(id3.APIC(encoding=0, mime=mime, type=3, desc=u'', data=f.read()))
-            f.close()
+            with open(COVER_IMAGE, 'rb') as f:
+                audio.add(id3.APIC(encoding=0, mime=mime, type=3, desc='', data=f.read()))
 
         audio.save()
 
 
 class OggTask(AudioFormatTask):
-    ext = 'ogg'
+    prefix = ext = 'ogg'
 
     @staticmethod
     def encode(in_path, out_path):