mirror of https://github.com/sloumdrone/burrow
Initial commit of mostly working basic browser
This commit is contained in:
sloumdrone
commit
f1cbc6431b
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__pycache__/*
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__pycache__
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*.swp
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import socket
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import sys
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import re
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class Tunnel:
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def __init__(self):
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self.raw_request = None
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self.text_output = None
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self.types = {
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'0': '(TXT)',
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'1': '(MENU)',
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'2': None,
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'3': 'Error code',
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'4': None,
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'5': None,
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'6': None,
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'7': '(INTER)',
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'8': 'Telnet',
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'9': '(BIN)',
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'+': None,
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'g': '(GIF)',
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'I': '(IMG)',
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't': None,
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'h': '(HTML)',
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'i': '(INFO)',
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's': '(SOUND)'
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}
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def make_connection(self, resource, host, itemtype, port=70):
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endline = '\r\n'
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s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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s.settimeout(20.0)
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try:
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port = int(port)
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except:
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port = 70
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s.connect((host, port))
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s.sendall((resource + '\r\n').encode('utf-8'))
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r = s.makefile(mode = 'r')
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raw_data = r.read()
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try:
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data = raw_data.decode('utf-8')
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except AttributeError:
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data = raw_data
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self.raw_request = data
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if itemtype[1] == '1':
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#handle menus
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self.text_output = self.gopher_to_text()
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elif itemtype[1] == '0':
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#handle text files
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self.text_output = [self.raw_request]
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self.text_output.insert(0,itemtype[1])
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s.close()
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def gopher_to_text(self):
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message = self.raw_request.split('\n')
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message = [x.split('\t') for x in message]
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message = [{'type': x[0][0], 'description': x[0][1:], 'resource': x[1], 'host': x[2], 'port': x[3]} for x in message if len(x) >= 4]
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return message
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def parse_url(self, url):
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regex = r'^(?P<protocol>(?:gopher:\/\/)?)?(?P<host>[\w\.\d]+)(?P<port>(?::\d+)?)?(?P<type>(?:\/\d)?)?(?P<resource>(?:\/[\w\/\d\-?.]*)?)?$'
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match = re.match(regex, url)
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protocol = match.group('protocol')
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itemtype = match.group('type')
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host = match.group('host')
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port = match.group('port')
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resource = match.group('resource')
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if protocol != 'gopher://' and protocol:
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return False
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if itemtype and not self.types[itemtype[1]]:
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return False
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elif not itemtype:
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itemtype = '/1'
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if not host:
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return False
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if not resource:
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resource = '/'
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if port:
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port = port[1:]
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self.make_connection(resource, host, itemtype, port)
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if __name__ == '__main__':
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inp = sys.argv[1:]
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if len(inp) >= 2:
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test = Tunnel()
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test.make_connection(inp[1],inp[0],'70')
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else:
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print('Incorrect request')
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#!/usr/bin/env python3
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import tkinter as tk
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from conn import Tunnel as go
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import time
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import sys
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class GUI:
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def __init__(self):
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self.history = []
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self.history_location = -1
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self.message_bar_content = ''
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#colors
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self.FG = 'black'
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self.BG = 'white'
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self.LINK = 'blue'
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self.ACTIVELINK = 'red'
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self.HLB = '#e37800'
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self.HLF = 'white'
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self.STATUS = 'silver'
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#create and configure root window
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self.root = tk.Tk(className='Digger')
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self.root.title('Digger')
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self.root.geometry("1200x800")
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self.add_assets()
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#main frame objects
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self.top_bar = tk.Frame(self.root, padx=10, height=70, relief=tk.FLAT, bd=2)
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self.body = tk.Frame(self.root, relief=tk.RIDGE, bd=2)
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self.status_bar = tk.Frame(self.root, height="20", bg=self.STATUS, takefocus=0)
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#top bar objects
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self.btn_back = tk.Button(self.top_bar, image=self.img_back, bd=0, highlightthickness=0, takefocus=1)
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self.btn_forward = tk.Button(self.top_bar,image=self.img_forward, bd=0, highlightthickness=0)
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self.btn_refresh = tk.Button(self.top_bar,image=self.img_refresh, bd=0, highlightthickness=0)
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self.btn_home = tk.Button(self.top_bar, image=self.img_home, bd=0, highlightthickness=0)
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self.entry_url = tk.Entry(self.top_bar, selectbackground=self.HLB, selectforeground=self.HLF, highlightcolor=self.HLB)
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self.btn_menu = tk.Button(self.top_bar, image=self.img_menu, bd=0, highlightthickness=0)
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#body objects
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self.site_display = tk.Text(self.body, bg=self.BG, foreground=self.FG, padx=20, pady=20, wrap=tk.WORD, state=tk.DISABLED, spacing2=5, spacing1=5)
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self.site_display.tag_configure('linkcolor', foreground=self.LINK, spacing1=5)
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self.site_display.tag_configure('type_tag', background=self.FG, foreground=self.BG, spacing2=0, spacing1=0)
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#status bar objects
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self.status_info = tk.Label(self.status_bar, textvariable=self.message_bar_content, bg=self.STATUS, takefocus=0)
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self.pack_geometry()
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self.add_status_titles()
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self.add_event_listeners()
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#---------------------------------------------------
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def add_event_listeners(self):
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buttons = [
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self.btn_back,
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self.btn_forward,
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self.btn_refresh,
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self.btn_home,
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self.btn_menu
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]
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for x in buttons:
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x.bind('<Enter>', self.update_status)
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x.bind('<Leave>', self.clear_status)
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self.entry_url.bind('<Return>', self.execute_address)
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self.btn_back.bind('<Button-1>', self.go_back)
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self.btn_forward.bind('<Button-1>', self.go_forward)
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def pack_geometry(self):
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self.top_bar.pack(expand=False,fill=tk.BOTH,side=tk.TOP,anchor=tk.NW)
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self.top_bar.pack_propagate(False)
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self.body.pack(expand=True,fill=tk.BOTH,side=tk.TOP)
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self.status_bar.pack(expand=False,fill=tk.X,side=tk.TOP,anchor=tk.SW)
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self.btn_back.pack(side=tk.LEFT, padx=(0,20))
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self.btn_forward.pack(side=tk.LEFT, padx=(0,20))
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self.btn_refresh.pack(side=tk.LEFT, padx=(0,20))
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self.btn_home.pack(side=tk.LEFT, padx=(0,20))
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self.entry_url.pack(side=tk.LEFT, fill=tk.X, expand=True, ipady=10, ipadx=10)
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self.btn_menu.pack(side=tk.LEFT, padx=(10,0))
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self.site_display.pack(expand=True, side=tk.TOP, fill=tk.BOTH)
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self.status_info.pack(side=tk.LEFT)
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def add_status_titles(self):
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self.btn_back.pop_title = 'Back'
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self.btn_forward.pop_title = 'Forward'
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self.btn_refresh.pop_title = 'Refresh'
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self.btn_home.pop_title = 'Home'
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self.btn_menu.pop_title = 'Menu'
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def add_assets(self):
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self.img_back = tk.PhotoImage(file='./btn_back.png')
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self.img_forward = tk.PhotoImage(file='./btn_forward.png')
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self.img_refresh = tk.PhotoImage(file='./btn_refresh.png')
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self.img_menu = tk.PhotoImage(file='./btn_menu.png')
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self.img_home = tk.PhotoImage(file='./btn_home.png')
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self.img_menu = tk.PhotoImage(file='./btn_menu.png')
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self.message_bar_content = tk.StringVar()
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self.message_bar_content.set('Ready.')
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def execute_address(self, event, btn_url=False):
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if btn_url and btn_url != -1:
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url = btn_url
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elif btn_url and btn_url == -1:
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return
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else:
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url = self.entry_url.get()
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self.history = self.history[:self.history_location+1]
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self.history.append(url)
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self.history_location = len(self.history) - 1
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self.site_display.focus_set()
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request = go()
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request.parse_url(url)
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self.send_to_screen(request.text_output)
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def gotolink(self, event, href, tag_name):
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res = event.widget
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res.tag_config(tag_name, background=self.ACTIVELINK) # change tag text style
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res.update_idletasks() # make sure change is visible
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time.sleep(.5) # optional delay to show changed text
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self.entry_url.delete(0,tk.END)
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self.entry_url.insert(tk.END,href)
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self.execute_address(0) #the zero is meaningless, but the function expects a param
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res.tag_config(tag_name, background=self.BG) # restore tag text style
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res.update_idletasks()
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def hoverlink(self, event, href, tag_name):
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self.update_status(event, href)
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e = event.widget
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e.tag_config(tag_name, underline=1)
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e.update_idletasks()
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def send_to_screen(self, data):
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link_count = 0
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self.site_display.config(state=tk.NORMAL)
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self.site_display.delete(1.0, tk.END)
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types = {
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'0': '( TEXT )',
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'1': '( MENU )',
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'2': None,
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'3': 'Error code',
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'4': None,
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'5': None,
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'6': None,
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'7': '( INTR )',
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'8': 'Telnet',
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'9': '( BIN )',
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'+': None,
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'g': '( GIF )',
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'I': '( IMG )',
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't': None,
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'h': '( HTML )',
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'i': '( INFO )',
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's': '( SOUND)'
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}
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if data[0] == '0':
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self.site_display.insert(tk.END, data[1])
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elif data[0] == '1':
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for x in data[1:]:
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if x['type'] == 'i':
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self.site_display.insert(tk.END,' \t\t{}\n'.format(x['description']))
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else:
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# adapted from:
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# https://stackoverflow.com/questions/27760561/tkinter-and-hyperlinks
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if x['port'] and x['port'][0] != ':':
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x['port'] = ':{}'.format(x['port'])
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link = 'gopher://{}{}/{}{}'.format(x['host'], x['port'], x['type'], x['resource'])
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tag_name = 'link{}'.format(link_count)
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callback = (lambda event, href=link, tag_name=tag_name: self.gotolink(event, href, tag_name))
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hover = (lambda event, href=link, tag_name=tag_name: self.hoverlink(event, href, tag_name))
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clear = (lambda event, tag_name=tag_name: self.clear_status(event, tag_name))
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self.site_display.tag_bind(tag_name, "<Button-1>", callback)
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self.site_display.tag_bind(tag_name, "<Enter>", hover)
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self.site_display.tag_bind(tag_name, '<Leave>', clear)
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self.site_display.insert(tk.END, types[x['type']], ('type_tag',))
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self.site_display.insert(tk.END,'\t\t')
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self.site_display.insert(tk.END, x['description'], (tag_name,'linkcolor'))
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self.site_display.insert(tk.END, '\n')
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link_count += 1
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self.site_display.config(state=tk.DISABLED)
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def update_status(self, event, href=False):
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if href:
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self.message_bar_content.set(href)
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else:
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self.message_bar_content.set(event.widget.pop_title)
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def clear_status(self, event, tag_name=False):
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if tag_name:
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e = event.widget
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e.tag_config(tag_name, underline=0)
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e.update_idletasks()
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self.message_bar_content.set('')
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def go_back(self, event):
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if len(self.history) > 1 and self.history_location > 0:
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self.history_location -= 1
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href = self.history[self.history_location]
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self.entry_url.delete(0, tk.END)
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self.entry_url.insert(tk.END, href)
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else:
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href = -1
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self.execute_address(False, href)
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def go_forward(self, event):
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if len(self.history) > 1 and self.history_location < len(self.history) - 1:
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self.history_location += 1
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href = self.history[self.history_location]
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self.entry_url.delete(0,tk.END)
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self.entry_url.insert(tk.END, href)
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else:
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href = -1
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self.execute_address(False, href)
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if __name__ == '__main__':
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app = GUI()
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app.root.mainloop()
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