text: #!/usr/bin/env python
  
  """Simple HTTP Server With Upload.
  This module builds on BaseHTTPServer by implementing the standard GET
  and HEAD requests in a fairly straightforward manner.
  """
  
  __version__ = "0.1"
  __all__ = ["SimpleHTTPRequestHandler"]
  __author__ = "Marcus"
  __home_page__ = "http://shijie-xu.github.io"
  
  import os
  import posixpath
  import BaseHTTPServer
  import urllib
  import cgi
  import shutil
  import mimetypes
  import re
  
  try:
      from cStringIO import StringIO
  except ImportError:
      from StringIO import StringIO
  
  
  class SimpleHTTPRequestHandler(BaseHTTPServer.BaseHTTPRequestHandler):
      """Simple HTTP request handler with GET/HEAD/POST commands.
      This serves files from the current directory and any of its
      subdirectories.  The MIME type for files is determined by
      calling the .guess_type() method. And can reveive file uploaded
      by client.
      The GET/HEAD/POST requests are identical except that the HEAD
      request omits the actual contents of the file.
      """
  
      server_version = "SimpleHTTPWithUpload/" + __version__
  
      pdf_name = ""
  
      def do_GET(self):
          """Serve a GET request."""
          f = self.send_head()
          if f:
              self.copyfile(f, self.wfile)
              f.close()
  
      def do_HEAD(self):
          """Serve a HEAD request."""
          f = self.send_head()
          if f:
              f.close()
  
      def do_POST(self):
          """Serve a POST request."""
          r, info = self.deal_post_data()
          print r, info, "by: ", self.client_address
          f = StringIO()
          f.write('<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">')
          f.write("<html>\n<title>Upload Result Page</title>\n")
          f.write("<body>\n<h2>Upload Result Page</h2>\n")
          f.write("<hr>\n")
          if r:
              f.write("<strong>Success:</strong><br>Your file is printing...<br>")
          else:
              f.write("<strong>Failed:</strong>")
          f.write(info)
          f.write("<br><a href=\"%s\">back</a>" % self.headers['referer'])
          f.write("<hr><small>Powered By Shijie Xu, Alrights reserved.")
          f.write("</small></body>\n</html>\n")
          length = f.tell()
          f.seek(0)
          self.send_response(200)
          self.send_header("Content-type", "text/html")
          self.send_header("Content-Length", str(length))
          self.end_headers()
          if f:
              self.copyfile(f, self.wfile)
              f.close()
  
      def deal_post_data(self):
          boundary = self.headers.plisttext.split("=")[1]
          remainbytes = int(self.headers['content-length'])
          line = self.rfile.readline()
          remainbytes -= len(line)
          if not boundary in line:
              return (False, "Content NOT begin with boundary")
          line = self.rfile.readline()
          remainbytes -= len(line)
          fn = re.findall(r'Content-Disposition.*name="file"; filename="(.*)"', line)
          if not fn:
              return (False, "Can't find out file name...")
          path = self.translate_path(self.path)
          fn = os.path.join(path, fn[0])
          while os.path.exists(fn):
              fn += "_"
              return (False, "File exists")
          line = self.rfile.readline()
          remainbytes -= len(line)
          line = self.rfile.readline()
          remainbytes -= len(line)
          try:
              out = open(fn, 'wb')
          except IOError:
              return (False, "Can't create file to write, do you have permission to write?")
  
          preline = self.rfile.readline()
          remainbytes -= len(preline)
          while remainbytes > 0:
              line = self.rfile.readline()
              remainbytes -= len(line)
              if boundary in line:
                  preline = preline[0:-1]
                  if preline.endswith('\r'):
                      preline = preline[0:-1]
                  out.write(preline)
                  out.close()
                  print "printing ", fn, " ..."
                  os.system("acrobat /t %s" % fn)
                  #os.system("del /f/q/s *.pdf")
                  return (True, "File '%s' upload success!" % fn)
              else:
                  out.write(preline)
                  preline = line
          return (False, "Unexpect Ends of data.")
  
      def send_head(self):
          """Common code for GET and HEAD commands.
          This sends the response code and MIME headers.
          Return value is either a file object (which has to be copied
          to the outputfile by the caller unless the command was HEAD,
          and must be closed by the caller under all circumstances), or
          None, in which case the caller has nothing further to do.
          """
          path = self.translate_path(self.path)
          f = None
          if os.path.isdir(path):
              if not self.path.endswith('/'):
                  # redirect browser - doing basically what apache does
                  self.send_response(301)
                  self.send_header("Location", self.path + "/")
                  self.end_headers()
                  return None
              for index in "index.html", "index.htm":
                  index = os.path.join(path, index)
                  if os.path.exists(index):
                      path = index
                      break
              else:
                  return self.list_directory(path)
          ctype = self.guess_type(path)
          try:
              # Always read in binary mode. Opening files in text mode may cause
              # newline translations, making the actual size of the content
              # transmitted *less* than the content-length!
              f = open(path, 'rb')
          except IOError:
              self.send_error(404, "File not found")
              return None
          self.send_response(200)
          self.send_header("Content-type", ctype)
          fs = os.fstat(f.fileno())
          self.send_header("Content-Length", str(fs[6]))
          self.send_header("Last-Modified", self.date_time_string(fs.st_mtime))
          self.end_headers()
          return f
  
      def list_directory(self, path):
          """Helper to produce a directory listing (absent index.html).
          Return value is either a file object, or None (indicating an
          error).  In either case, the headers are sent, making the
          interface the same as for send_head().
          """
          try:
              list = os.listdir(path)
          except os.error:
              self.send_error(404, "No permission to list directory")
              return None
          list.sort(key=lambda a: a.lower())
          f = StringIO()
          displaypath = cgi.escape(urllib.unquote(self.path))
          f.write('<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">')
          f.write("<html>\n<title>Directory listing for %s -- LINKE</title>\n" % displaypath)
          f.write("<body>\n<h2>Directory listing for %s</h2>\n" % displaypath)
          f.write("<hr>\n")
          f.write("<form ENCTYPE=\"multipart/form-data\" method=\"post\">")
          f.write("<input name=\"file\" type=\"file\"/>")
          f.write("<input type=\"submit\" value=\"upload\"/></form>\n")
          f.write("<hr>\n<ul>\n")
          for name in list:
              fullname = os.path.join(path, name)
              displayname = linkname = name
              # Append / for directories or @ for symbolic links
              if os.path.isdir(fullname):
                  displayname = name + "/"
                  linkname = name + "/"
              if os.path.islink(fullname):
                  displayname = name + "@"
                  # Note: a link to a directory displays with @ and links with /
              f.write('<li><a href="%s">%s</a>\n'
                      % (urllib.quote(linkname), cgi.escape(displayname)))
          f.write("</ul>\n<hr>\n</body>\n</html>\n")
          length = f.tell()
          f.seek(0)
          self.send_response(200)
          self.send_header("Content-type", "text/html")
          self.send_header("Content-Length", str(length))
          self.end_headers()
          return f
  
      def translate_path(self, path):
          """Translate a /-separated PATH to the local filename syntax.
          Components that mean special things to the local file system
          (e.g. drive or directory names) are ignored.  (XXX They should
          probably be diagnosed.)
          """
          # abandon query parameters
          path = path.split('?', 1)[0]
          path = path.split('#', 1)[0]
          path = posixpath.normpath(urllib.unquote(path))
          words = path.split('/')
          words = filter(None, words)
          path = os.getcwd()
          for word in words:
              drive, word = os.path.splitdrive(word)
              head, word = os.path.split(word)
              if word in (os.curdir, os.pardir): continue
              path = os.path.join(path, word)
          return path
  
      def copyfile(self, source, outputfile):
          """Copy all data between two file objects.
          The SOURCE argument is a file object open for reading
          (or anything with a read() method) and the DESTINATION
          argument is a file object open for writing (or
          anything with a write() method).
          The only reason for overriding this would be to change
          the block size or perhaps to replace newlines by CRLF
          -- note however that this the default server uses this
          to copy binary data as well.
          """
          shutil.copyfileobj(source, outputfile)
  
      def guess_type(self, path):
          """Guess the type of a file.
          Argument is a PATH (a filename).
          Return value is a string of the form type/subtype,
          usable for a MIME Content-type header.
          The default implementation looks the file's extension
          up in the table self.extensions_map, using application/octet-stream
          as a default; however it would be permissible (if
          slow) to look inside the data to make a better guess.
          """
  
          base, ext = posixpath.splitext(path)
          if ext in self.extensions_map:
              return self.extensions_map[ext]
          ext = ext.lower()
          if ext in self.extensions_map:
              return self.extensions_map[ext]
          else:
              return self.extensions_map['']
  
      if not mimetypes.inited:
          mimetypes.init()  # try to read system mime.types
      extensions_map = mimetypes.types_map.copy()
      extensions_map.update({
          '': 'application/octet-stream',  # Default
          '.py': 'text/plain',
          '.c': 'text/plain',
          '.h': 'text/plain',
      })
  
  
  def test(HandlerClass=SimpleHTTPRequestHandler,
           ServerClass=BaseHTTPServer.HTTPServer):
      BaseHTTPServer.test(HandlerClass, ServerClass)
  
  
  if __name__ == '__main__':
      test()
  