Python File.all方法代码示例

# 需要导入模块: from models import File [as 别名]
# 或者: from models.File import all [as 别名]
def search(query, offset = 0, limit = 10):
  results = None
  search_type = None

  if query:
    if len(query) > 10 and lower_hex_regex.match(query):
      for d in hash_sizes:
        if len(query) == hash_sizes[d]:
          search_type = '%s search' % d.upper()
          results = File.all().filter('%s =' % d, query)
          break
      if not search_type:
        search_type = 'SHA1 prefix search'
        results = File.all().filter('sha1 >= ', query).filter('sha1 < ', query + u'\ufffd')
    else: #Last resort: basename matching
      match_case = 0
      if query.lower() == query:
        results = File.all().filter('name_lower >= ', query).filter('name_lower < ', query + u'\ufffd')
      else:
        match_case = 1
        results = File.all().filter('name >= ', query).filter('name < ', query + u'\ufffd')
      search_type = 'Filename prefix search%s' % ['', ', matching case,'][match_case]
      #db.GqlQuery("SELECT * FROM MyModel WHERE prop >= :1 AND prop < :2", "abc", u"abc" + u"\ufffd")
  if results and limit:
    results.fetch(limit)
  return {'results': results, 'search_type': search_type, 'query': query, 'search_limit': limit, 'search_offset': offset}

# 需要导入模块: from models import File [as 别名]
# 或者: from models.File import all [as 别名]
def file_path(slug):
    f = File.all().filter('abs_path = ', slug).get()
    if f is None:
        f = File.all().filter('slug = ', slug).get()
    if f is None:
        return u''
    return f.get_absolute_url()

# 需要导入模块: from models import File [as 别名]
# 或者: from models.File import all [as 别名]
 def get(self):
   #TODO insert admin logs
   #self.response.headers['Content-Type'] = 'text/plain'  
   #Validate with url-fetch head on a few urls
   for f in File.all().filter('available = ', False).fetch(1):
     response = None
     #self.response.out.write('URL: %s\n' % f.url())
     try:
       response = urlfetch.fetch(f.url(), method = urlfetch.HEAD)#, headers = {'Referer': BOT_REFERER})
     except Exception, e:
       f.delete()
       #self.response.out.write('DEL: %s\n' % str(e))
       continue
     #Check response data
     if not response.status_code == 200:
       f.delete()
       #self.response.out.write('DEL: status %i\n' % response.status_code)
       continue
     #self.response.out.write(str(dir(response)))
     #Read content-MD5/SHA1 etc.
     #Content-Length, Content-MD5
     try:
       f.size = int(response.headers['content-length'])
       f.mime_type = response.headers['content-type']
       #TODO Add support for http://www.ietf.org/rfc/rfc1864.txt MD5 as base64 encoded digest
       #md = response.headers['content-md5'].lower()
       #if len(md) == 32:
       #  f.md5 = md
     except Exception:
       pass
     f.available = True
     f.put()

# 需要导入模块: from models import File [as 别名]
# 或者: from models.File import all [as 别名]
    def get(self):
        "Responds to GET requets with the admin interface"
        # query the datastore for images owned by
        # the current user. You can't see anyone elses images
        # in the admin

        test = geturl("http://org-images.appspot.com/remote/upload/image/[valid key]")  # add valid realmkey
        url = test.get_url()

        user = users.get_current_user()

        realms = RealmKeys.all()
        images = Image.all().filter("user =", user).order("-date")

        cssfilesq = File.all()
        jscriptfilesq = File.all()

        cssfiles = cssfilesq.filter("content_type =", "text/css").order("-date")
        jscriptfiles = jscriptfilesq.filter("content_type =", "text/x-c").order("-date")

        blobs = BlobFile.all()
        blobs.filter("user =", user)
        blobs.order("-date")

        # we are enforcing loggins so we know we have a user
        # we need the logout url for the frontend
        logout = users.create_logout_url("/")

        # prepare the context for the template
        context = {
            "testurl": url,
            "blobuploadurl": blobstore.create_upload_url("/upload/blob"),
            "blobs": blobs,
            "cssfiles": cssfiles,
            "jscriptfiles": jscriptfiles,
            "images": images,
            "logout": logout,
            "realms": realms,
        }
        # calculate the template path
        path = os.path.join(os.path.dirname(__file__), "templates", "index.html")
        # render the template with the provided context
        self.response.out.write(template.render(path, context))

# 需要导入模块: from models import File [as 别名]
# 或者: from models.File import all [as 别名]
    def get(self):
        files = File.all().order('-inserted').fetch(file_count+1)

        more = True if len(files) > file_count else False

        vals = {
            'files'      : files,
            'file_count' : file_count if more else len(files),
            'more'       : more,
        }
        self.template( 'file-list.html', vals, 'admin' );

# 需要导入模块: from models import File [as 别名]
# 或者: from models.File import all [as 别名]
def list(request):
    files = dict([(f.get_key(), f) for f in File.all()])
    root = None
    for file in files:
        file = files[file]
        if file.path == '0':
            root = file
            break
    if root is not None:
        root = rec(root, files)
    return render_template('app:files/list.html', root=root)

# 需要导入模块: from models import File [as 别名]
# 或者: from models.File import all [as 别名]
def delete(request, key):
    form = FileConfirmDeleteForm(request.form)
    if request.method == "POST" and form.validate():
        if form.drop.data is True:
            File.drop(key)
            return redirect(url_for('nut:files/list'), 301)
        if form.cascade.data is True:
            File.drop(key, cascade=True)
            return redirect(url_for('nut:files/list'), 301)
    file = File.get(key)
    files = dict([(n.get_key(), n) for n in File.all().filter("ancestors = ", key)])
    file = rec(file, files)

    return render_template('app:files/confirm_delete.html', file=file, form=form)

# 需要导入模块: from models import File [as 别名]
# 或者: from models.File import all [as 别名]
def show(request, key, type):
    file = File.all().filter('abs_path = ', key)\
           .filter('content_type =', file_ext_to_content_type[type]).get()
    return Response(file.data, mimetype=file.content_type)

# 需要导入模块: from models import File [as 别名]
# 或者: from models.File import all [as 别名]
 def get(self):
   self.response.headers['Content-Type'] = 'text/plain'
   devhelp_url = '\n\nPlease visit http://www.dynmirror.net/help/developers/ for more information.'
   #If url is given, use that as the digest
   digest = os.path.basename(self.request.path)
   if len(digest) and not digest.endswith('.metalink'):
     return self.not_found('404 not found: If you do file look-ups by digest, it needs to end in ".metalink".' + devhelp_url)
   digest = digest[:-len('.metalink')]
   digests = {}
   url = self.request.get('url')
   fileLink = LinkElement()
   
   if len(url):
     #Try to load the digest from the database
     url = File.urlparse(url).geturl()
     
     #Add Coral link if wanted
     if self.request.get('coral', default_value = 'not_set') != 'not_set':
       cu = urlparse.urlparse(url) #Parse for the coral url
       if cu.scheme == 'http' and not cu.netloc.endswith('.nyud.net'):
         fileLink.urls.append({'v': 'http://' + cu.hostname + '.nyud.net' + cu.path, 'a':{'type': File.urlparse(url).scheme}})
     Hit(path = self.request.path, remote_addr = self.request.remote_addr, referer = self.request.headers.get('referer', ''), comment = url).save()
     f = File.get_by_key_name(url)
     if f == None:
       #Host a link only metalink
       fileLink.name = os.path.basename(url)
       fileLink.urls.insert(0, {'v': url, 'a':{'type': File.urlparse(url).scheme}})
       self.response.headers['Content-Type'] = 'application/metalink+xml'
       self.response.headers['Content-Disposition'] = 'attachment; filename="%s.metalink"' % os.path.basename(url).replace('"', '\\"')
       return self.render_to_response('metalink.xml', {'files': [fileLink], 'comment': 'Link only, because no validated link information could be found in the database. Make sure you use the _exact_ url you used to add the metadata.'})
     #inherit all the digest information from the file in db
     fileLink.name = f.name
     fileLink.size = f.size
     fileLink.digests.update(f.digests())
     if len(digest) > 0:
       return self.response.out.write('For security reasons, you can not combine digest and url, because we can not determine which is authorative and what to do in case they do not match in the database.' + devhelp_url)
   
   if len(digest) > 0:
     #Malformed digest
     if not hash_sizes.has_key(len(digest)):
       return self.not_found('404 Not Found, the digest is considered malformed. Make sure it is lowercase hex representing an MD5, SHA1, SHA256 or SHA512.' + devhelp_url)
     if not lower_hex_regex.match(digest):
       return self.not_found('404 Not Found, the digest is considered malformed because it did not match /[0-9a-f]/.' + devhelp_url)
     #OK, so a digest is given, set the digest in the fileLink to the given value
     fileLink.digests[hash_sizes[len(digest)]] = digest
   
   #TODO Unique hosts; hosts = set
   #Explode the file using all known digests, both url and digest
   names = {}
   sizes = {}
   cntry_regex = re.compile('.*\.(a[cdefgilmnoqrstuwxz]|c[acdfghiklmnoruvxyz]|b[abdefghijmnorstvwyz]|e[ceghrstu]|d[ejkmoz]|g[abdefghilmnpqrstuwy]|f[ijkmor]|i[delmnoqrst]|h[kmnrtu]|k[eghimnprwyz]|j[emop]|m[acdeghklmnopqrstuvwxyz]|l[abcikrstuvy]|o[m]|n[acefgilopruz]|q[a]|p[aefghklmnrstwy]|s[abcdeghijklmnortuvyz]|r[eosuw]|u[agkmsyz]|t[cdfghjklmnoprtvwz]|w[fs]|v[aceginu]|y[etu]|z[amw])$')
   for digest_type in fileLink.digests:
     files = File.all().filter('%s = ' % digest_type, fileLink.digests[digest_type]).fetch(20)
     for f in files:
       attr = {'type': 'http'}#Optimization, currently only HTTP supported f.scheme
       cntry = cntry_regex.match(f.hostname)
       if cntry:
         attr['location'] = cntry.group(1)
       fileLink.urls.append({'v': f.url(), 'a': attr})
       names.setdefault(f.name, 0)
       names[f.name] += 1
       sizes.setdefault(f.size, 0)
       sizes[f.size] += 1
   
   #If a name is given, just rename the file
   name = self.request.get('name')
   if name:
     fileLink.name = name
   if not fileLink.name:
     #Democratic naming
     names = [(names[k], k) for k in names]
     names.sort()
     fileLink.name = names[-1][1]
   if not fileLink.size:
     #Democratic size
     sizes[0] = 0
     sizes = [(sizes[k], k) for k in sizes]
     sizes.sort()
     fileLink.size = sizes[-1][1]
   random.shuffle(fileLink.urls)      
   self.response.headers['Content-Type'] = 'application/metalink+xml'
   self.response.headers['Content-Disposition'] = 'attachment; filename="%s.metalink"' % os.path.basename(fileLink.name).replace('"', '\\"')
   return self.render_to_response('metalink.xml', {'files': [fileLink]})