Edit file File name : gopher.pyo Content :� A fc @ s� d d l Z d d l Z d d l Z d d l Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z d Z i d d 6d d 6d d 6d d 6d d 6d d 6d d 6d d 6d d 6d d 6d d 6d d 6Z d Z d Z d � Z d � Z d! � Z d" � Z d# � Z d$ � Z d% � Z d& � Z d' � Z d( � Z d) � Z d* � Z! d+ � Z" d, � Z# i e d 6e d 6e" d 6e" d 6e d 6e d 6e! d 6e" d 6e# d 6Z$ d- d3 d. � � YZ% d/ d4 d0 � � YZ& d1 � Z' d2 � Z( e( � d S(5 i����Nt s gopher.micro.umn.eduiF t 0t 1t 2t 3t 4t 5t 6t 7t 8t 9t +t ss <TEXT>s <DIR>s <CSO>s <ERROR>s <BINHEX>s <DOS>s <UUENCODE>s <SEARCH>s <TELNET>s <BINARY>s <REDUNDANT>s <SOUND>s s c C sh | s t } n* t | � t d � k r9 t j | � } n t j t j t j � } | j | | f � | S( NR ( t DEF_PORTt typet stringt atoit sockett AF_INETt SOCK_STREAMt connect( t hostt portR ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyt open_socket) s c C s: t | | � } | j | t � | j d � | j d � S( Ni t r( R t sendt CRLFt shutdownt makefile( t selectorR R R ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyt send_request3 s c C s) t | | | � } g } x | j � } | s6 d GHPn | d t k rS | d } n | d t k rp | d } n | d k r� Pn | s� d GHq n | d } t j | d t � } t | � d k r� d | f GHq n t | � d k r� d | d f GHn | j d | � | j | � q W| j � | S( Ns (Unexpected EOF from server)i����i����t .s (Empty line from server)i i i s (Bad line from server: %r)s (Extra info from server: %r)( R t readlineR R t splitfieldst TABt lent insertt appendt close( R R R t ft listt linet typechart parts( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyt get_menu: s6 c C s g } t | | | | j � | S( N( t get_alt_textfileR% ( R R R R( ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyt get_textfileX s c C s� t | | | � } x� | j � } | s0 d GHPn | d t k rM | d } n | d t k rj | d } n | d k rz Pn | d d k r� | d } n | | � q W| j � d S( Ns (Unexpected EOF from server)i����i����R i s ..i ( R R R R& ( R R R t funcR' R) ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyR- ^ s c C s, t | | | � } | j � } | j � | S( N( R t readR& ( R R R R' t data( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyt get_binaryq s c C s@ t | | | � } x' | j | � } | s. Pn | | � q Wd S( N( R R0 ( R R R R/ t blocksizeR' R1 ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyt get_alt_binaryx s c G s� t } t } t } t | � } | d k rA | d rA | d } n | d k rd | d rd | d } n | d k r� | d r� | d } n | d k r� t d � n y t | | | � WnA t j k r� } d G| GHt j d � n t k r� d GHn Xd S( Ni i i i s too many argss Socket error:s [Goodbye]( t DEF_SELECTORt DEF_HOSTR R# t RuntimeErrort browse_menuR t errort syst exitt KeyboardInterrupt( t argsR R R t nt msg( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyt browser� s& c C s� t | | | � } x�d GHd Gt | � GHd G| Gd G| GHHx� t t | � � D]u } | | } | d | d } } t j t | d � d � d G| Gt j | � r� t | GHqN d t | � d GHqN WHx� y t d � } Wn t k r� Hd SX| s� d Sy t j | � } Wn t j k r,d GHq� n Xd | k oJt | � k n sZd GHq� n Pq� W| | d } | d } | d d !\ } } } t j | � r�t | } y | | | | � Wq�t t j f k r�d Gt j Gd Gt j GHq�Xq d GHq Wd S( Ns ----- MENU -----s Selector:s Host:s Port:i i i t :s <TYPE=t >s Choice [CR == up a level]: s# Choice must be a number; try again:s Choice out of range; try again:i i s ***s Unsupported object type( R, t reprt rangeR# R t rjustt typenamet has_keyt raw_inputt EOFErrorR t atoi_errort typebrowsert IOErrorR R9 R: t exc_typet exc_value( R R R R( t it itemR* t descriptiont strt choicet i_selectort i_hostt i_portt browserfunc( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyR8 � sR " " c C s� d } y8 t j d d � } t | � } t | | | | j � Wn t k r\ } d G| GHn X| rp | j � n t � } | s� d St | � } y t | | | | j � d GHWn t k r� } d G| GHn X| j � d S( Ns ${PAGER-more}t ws IOError:s Done.( t Nonet ost popent SaveLinesR- t writelnRL R& t open_savefile( R R R t xt pR? R' ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyt browse_textfile� s& c C s� x� d GHd Gt | � GHd G| Gd G| GHHy t d � } Wn t k rN HPn Xt j | � } | sh Pn d | k r d GHq n t | t | | | � q Wd S( Ns ----- SEARCH -----s Selector:s Host:s Port:s Query [CR == up a level]: s s" Sorry, queries cannot contain tabs( RC RH RI R t stripR8 R" ( R R R t query( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyt browse_search� s" c C sp | r d Gt | � GHn t | � t d � k r? t | � } n t j d | d | � } | rl d G| GHn d S( Ns Log in asR s set -x; exec telnet t s Exit status:( RC R RZ t system( R R R t sts( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyt browse_telnet� s c C sF t � } | s d St | � } t | | | | j d � | j � d S( Ni i i ( R^ t SaveWithProgressR4 t writeR& ( R R R R' R_ ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyt browse_binary� s c C s t | | | � d S( N( Rk ( R R R ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyt browse_sound s R\ c B s# e Z d � Z d � Z d � Z RS( c C s | | _ d S( N( R' ( t selfR' ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyt __init__ s c C s | j j | d � d S( Ns ( R' Rj ( Rm R) ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyR] s c C s% | j j � } | r! d G| GHn d S( Ns Exit status:( R' R& ( Rm Rg ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyR& s ( t __name__t __module__Rn R] R& ( ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyR\ s Ri c B s# e Z d � Z d � Z d � Z RS( c C s | | _ d S( N( R' ( Rm R' ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyRn s c C s1 t j j d � t j j � | j j | � d S( Nt #( R: t stdoutRj t flushR' ( Rm R1 ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyRj s c C s& H| j j � } | r" d G| GHn d S( Ns Exit status:( R' R& ( Rm Rg ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyR& s ( Ro Rp Rn Rj R& ( ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyRi s c C s2 y t d � } Wn t k r% Hd SXt j | � } | s? d S| d d k r� t j | d � } y t j | d � } Wn' t k r� } t | � Gd G| GHd SXd Gt | � Gd GH| S| d d k r� t j j | � } n y t | d � } Wn' t k r} t | � Gd G| GHd SXd Gt | � Gd GH| S( Ns< Save as file [CR == don't save; |pipeline or ~user/... OK]: i t |i RX RA s Piping throughs ...t ~s Saving to( RH RI RY R Rb RZ R[ RL RC t patht expandusert open( t savefilet cmdR` R? R' ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyR^ ' s6 c C s t j d r" d GHt j d � n� t j d rW t t j d t j d t j d � n� t j d r� y- t j t j d � } d } t j d } Wn4 t j k r� t j d } t j d } d } n Xt | | | � n+ t j d r� t d t j d � n t � d S( Ni s( usage: gopher [ [selector] host [port] ]i i i R ( R: t argvR; R@ R R RJ ( R R R ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyt testE s$ ( ( ( () R R: RZ R R5 R6 R t T_TEXTFILEt T_MENUt T_CSOt T_ERRORt T_BINHEXt T_DOSt T_UUENCODEt T_SEARCHt T_TELNETt T_BINARYt T_REDUNDANTt T_SOUNDRF R R" R R R, R. R- R2 R4 R@ R8 Ra Rd Rh Rk Rl RK R\ Ri R^ R| ( ( ( s+ /usr/lib64/python2.7/Demo/sockets/gopher.pyt <module> s\ . Save