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annotate apps/bundle/tasks.py @ 166:a05e547449de

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Oops, move 'from __future__ import' statement to top of the file
author Jordi Gutiérrez Hermoso <jordigh@octave.org>
date Wed, 17 Oct 2012 10:30:26 -0400
parents 27de4f31f9d5
children 86129d185ddb
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
166
a05e547449de Oops, move 'from __future__ import' statement to top of the file
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 165
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1 from __future__ import with_statement
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2
151
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3 import mimetypes
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4 import os
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5
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6 import archive
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7 import magic
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8 from celery import task
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9
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10 from apps.bundle.models import Bundle, BundleFile
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11
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12
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13 mimetypes.add_type('application/x-gzip', '.tgz')
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14 mimetypes.add_type('application/x-bzip2', '.tz2')
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15 archive_extensions = ('.zip', '.tgz', '.tar', '.tz2')
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16
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17
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18 def process_files_in_dir(bundle, dir_name, parent_dir):
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19 """
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20 Go through all the subdirectories and files (in that order) in this
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21 directory.
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22 """
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23 dir_contents = [os.path.join(dir_name, f) for f in os.listdir(dir_name)]
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24 dirs = filter(os.path.isdir, dir_contents)
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25 files = filter(os.path.isfile, dir_contents)
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26 print "Directories: %s" % ", ".join(dirs)
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27 print "Files: %s" % ", ".join(files)
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28
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29 for file_path in sorted(dirs) + sorted(files):
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30 filename = os.path.basename(file_path)
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31 full_path = file_path[len(bundle.get_temp_path()) + 1:]
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32 bundle_file = BundleFile(bundle=bundle, name=filename,
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33 parent=parent_dir, full_path=full_path)
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34
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35 if file_path in files:
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36 bundle_file.is_dir = False
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37 bundle_file.file_size = os.path.getsize(file_path)
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38
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39 # Only highlight the file contents if it's plain text
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40 mime_type = magic.from_file(file_path, mime=True)
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41 if mime_type.startswith('text/'):
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42 with open(file_path, 'rt') as file:
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43 # Store the contents of the file in the code field
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44 bundle_file.save_file_contents(file)
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45
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46 bundle_file.save()
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47 else:
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48 # It's a directory - call this function on it recursively
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49 bundle_file.is_dir = True
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50 bundle_file.save()
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51 process_files_in_dir(bundle, file_path, bundle_file)
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52
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53 @task()
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54 def handle_bundle_upload(bundle_id):
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55 bundle = Bundle.objects.get(pk=bundle_id)
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56 file = bundle.get_temp_path()
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57
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58 # Figure out the most likely mime-type
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59 mime_type = magic.from_file(file, mime=True)
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60 extension = mimetypes.guess_extension(mime_type)
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61
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62 print "mime type: %s" % mime_type
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63 print "extension: %s" % extension
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64
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65 if extension in archive_extensions:
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66 new_path = file + extension
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67 # Treat it as an archive. Rename it to that, then extract
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68 os.rename(file, new_path)
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69
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70 try:
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71 # Extract it to a directory, same path as the filename
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72 archive.extract(new_path, to_path=file)
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73
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74 # Now go through the extracted files, make BundleFiles from them
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75 process_files_in_dir(bundle, file, None)
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76 except archive.ArchiveException:
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77 print "Archive exception"
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78 pass
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79 elif mime_type.startswith('text/'):
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80 # Should be a plain text file - create a CodeFile for it
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81 bundle_file = BundleFile(bundle=bundle, name=bundle.file_name,
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82 full_path=bundle.file_name, file_size=os.path.getsize(file))
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83 bundle_file.save_file_contents(open(file, 'rt'),
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84 original_filename=bundle.file_name)
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85
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86 print "Done uploading!"
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87 bundle.done_uploading = True
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88 bundle.save()