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Diffstat (limited to 'lib/python2.7/SimpleHTTPServer.py')
| -rw-r--r-- | lib/python2.7/SimpleHTTPServer.py | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/lib/python2.7/SimpleHTTPServer.py b/lib/python2.7/SimpleHTTPServer.py new file mode 100644 index 0000000..c140a27 --- /dev/null +++ b/lib/python2.7/SimpleHTTPServer.py @@ -0,0 +1,235 @@ +"""Simple HTTP Server. + +This module builds on BaseHTTPServer by implementing the standard GET +and HEAD requests in a fairly straightforward manner. + +""" + + +__version__ = "0.6" + +__all__ = ["SimpleHTTPRequestHandler"] + +import os +import posixpath +import BaseHTTPServer +import urllib +import urlparse +import cgi +import sys +import shutil +import mimetypes +try: + from cStringIO import StringIO +except ImportError: + from StringIO import StringIO + + +class SimpleHTTPRequestHandler(BaseHTTPServer.BaseHTTPRequestHandler): + + """Simple HTTP request handler with GET and HEAD 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. + + The GET and HEAD requests are identical except that the HEAD + request omits the actual contents of the file. + + """ + + server_version = "SimpleHTTP/" + __version__ + + def do_GET(self): + """Serve a GET request.""" + f = self.send_head() + if f: + try: + self.copyfile(f, self.wfile) + finally: + f.close() + + def do_HEAD(self): + """Serve a HEAD request.""" + f = self.send_head() + if f: + f.close() + + 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): + parts = urlparse.urlsplit(self.path) + if not parts.path.endswith('/'): + # redirect browser - doing basically what apache does + self.send_response(301) + new_parts = (parts[0], parts[1], parts[2] + '/', + parts[3], parts[4]) + new_url = urlparse.urlunsplit(new_parts) + self.send_header("Location", new_url) + 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 + try: + 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 + except: + f.close() + raise + + 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</title>\n" % displaypath) + f.write("<body>\n<h2>Directory listing for %s</h2>\n" % displaypath) + 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) + encoding = sys.getfilesystemencoding() + self.send_header("Content-type", "text/html; charset=%s" % encoding) + 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] + # Don't forget explicit trailing slash when normalizing. Issue17324 + trailing_slash = path.rstrip().endswith('/') + path = posixpath.normpath(urllib.unquote(path)) + words = path.split('/') + words = filter(None, words) + path = os.getcwd() + for word in words: + if os.path.dirname(word) or word in (os.curdir, os.pardir): + # Ignore components that are not a simple file/directory name + continue + path = os.path.join(path, word) + if trailing_slash: + path += '/' + 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() |