Merge pull request #73 from polarkac/custom_prefix
[rainbowstream.git] / rainbowstream / rainbow.py
index eca57943cb0489f4963f40c5987325f80b502349..fe144015df00367a566d8e0a1b5cc0abf4cd23b2 100644 (file)
@@ -9,7 +9,10 @@ import requests
 import webbrowser
 import traceback
 import pkg_resources
+import socks
+import socket
 
+from io import BytesIO
 from twitter.stream import TwitterStream, Timeout, HeartbeatTimeout, Hangup
 from twitter.api import *
 from twitter.oauth import OAuth, read_token_file
@@ -24,6 +27,7 @@ from .interactive import *
 from .c_image import *
 from .py3patch import *
 from .emoji import *
+from .util import *
 
 # Global values
 g = {}
@@ -58,9 +62,48 @@ def parse_arguments():
         '--image-on-term',
         action='store_true',
         help='Display all image on terminal.')
+    parser.add_argument(
+        '-ph',
+        '--proxy-host',
+        help='Use HTTP/SOCKS proxy for network connections.')
+    parser.add_argument(
+        '-pp',
+        '--proxy-port',
+        default=8080,
+        help='HTTP/SOCKS proxy port (Default: 8080).')
+    parser.add_argument(
+        '-pt',
+        '--proxy-type',
+        default='SOCKS5',
+        help='Proxy type (HTTP, SOCKS4, SOCKS5; Default: SOCKS5).')
     return parser.parse_args()
 
 
+def proxy_connect(args):
+    """
+    Connect to specified proxy
+    """
+    if args.proxy_host:
+        # Setup proxy by monkeypatching the standard lib
+        if args.proxy_type.lower() == "socks5" or not args.proxy_type:
+            socks.set_default_proxy(
+                socks.SOCKS5, args.proxy_host,
+                int(args.proxy_port))
+        elif args.proxy_type.lower() == "http":
+            socks.set_default_proxy(
+                socks.HTTP, args.proxy_host,
+                int(args.proxy_port))
+        elif args.proxy_type.lower() == "socks4":
+            socks.set_default_proxy(
+                socks.SOCKS4, args.proxy_host,
+                int(args.proxy_port))
+        else:
+            printNicely(
+                magenta("Sorry, wrong proxy type specified! Aborting..."))
+            sys.exit()
+        socket.socket = socks.socksocket
+
+
 def authen():
     """
     Authenticate with Twitter OAuth
@@ -136,6 +179,11 @@ def upgrade_center():
             notice += light_magenta('You should upgrade with ')
             notice += light_green('pip install -U rainbowstream')
             printNicely(notice)
+        else:
+            notice = light_yellow('You are running latest version (')
+            notice += light_green(current)
+            notice += light_yellow(')')
+            printNicely(notice)
     except:
         pass
 
@@ -156,9 +204,9 @@ def init(args):
     name = credential['name']
     if not get_config('PREFIX'):
         set_config('PREFIX', screen_name)
-    c['PREFIX'] = emojize(c['PREFIX'])
-    g['PREFIX'] = u2str(c['PREFIX'])
     c['original_name'] = g['original_name'] = screen_name[1:]
+    g['listname'] = g['keyword'] = ''
+    g['PREFIX'] = u2str(emojize(format_prefix()))
     g['full_name'] = name
     g['decorated_name'] = lambda x: color_func(
         c['DECORATED_NAME'])('[' + x + ']: ', rl=True)
@@ -1195,6 +1243,12 @@ def switch():
             # Kill old thread
             g['stream_stop'] = True
             args.track_keywords = keyword
+            # Set the variable to tracked keyword
+            # and reset the listname
+            g['keyword'] = keyword
+            g['listname'] = ''
+            # Reset prefix
+            g['PREFIX'] = u2str(emojize(format_prefix(keyword = g['keyword'])))
             # Start new thread
             th = threading.Thread(
                 target=stream,
@@ -1207,6 +1261,10 @@ def switch():
         elif target == 'mine':
             # Kill old thread
             g['stream_stop'] = True
+            # Reset the tracked keyword and listname
+            g['keyword'] = g['listname'] = ''
+            # Reset prefix
+            g['PREFIX'] = u2str(emojize(format_prefix()))
             # Start new thread
             th = threading.Thread(
                 target=stream,
@@ -1220,7 +1278,12 @@ def switch():
         elif target == 'list':
             owner, slug = get_slug()
             # Force python 2 not redraw readline buffer
-            g['PREFIX'] = g['cmd'] = '/'.join([owner, slug])
+            listname = '/'.join([owner, slug])
+            # Set the listname variable 
+            # and reset tracked keyword
+            g['listname'] = listname
+            g['keyword'] = ''
+            g['PREFIX'] = g['cmd'] = u2str(emojize(format_prefix(listname = g['listname'])))
             printNicely(light_yellow('getting list members ...'))
             # Get members
             t = Twitter(auth=authen())
@@ -1357,7 +1420,7 @@ def config():
                 g['decorated_name'] = lambda x: color_func(
                     c['DECORATED_NAME'])('[' + x + ']: ')
             elif key == 'PREFIX':
-                g['PREFIX'] = u2str(emojize(c['PREFIX']))
+                g['PREFIX'] = u2str(emojize(format_prefix(listname = g['listname'], keyword = g['keyword'])))
             reload_config()
             printNicely(green('Updated successfully.'))
         except:
@@ -1614,6 +1677,7 @@ def help():
     usage += s * 2 + light_green('p') + ' will pause the stream.\n'
     usage += s * 2 + light_green('r') + ' will unpause the stream.\n'
     usage += s * 2 + light_green('c') + ' will clear the screen.\n'
+    usage += s * 2 + light_green('v') + ' will show version info.\n'
     usage += s * 2 + light_green('q') + ' will quit.\n'
     # End
     usage += '\n'
@@ -1732,7 +1796,8 @@ cmdset = [
     'p',
     'r',
     'c',
-    'q'
+    'v',
+    'q',
 ]
 
 # Handle function set
@@ -1778,7 +1843,8 @@ funcset = [
     pause,
     replay,
     clear,
-    quit
+    upgrade_center,
+    quit,
 ]
 
 
@@ -1856,6 +1922,7 @@ def listen():
             [],  # pause
             [],  # reconnect
             [],  # clear
+            [],  # version
             [],  # quit
         ]
     ))
@@ -1908,7 +1975,7 @@ def reconn_notice():
         light_green("h stream") + \
         light_magenta(" for more details.")
     printNicely(guide)
-    sys.stdout.write(g['decorated_name'](c['PREFIX']))
+    sys.stdout.write(g['decorated_name'](g['PREFIX']))
     sys.stdout.flush()
 
 
@@ -1951,6 +2018,7 @@ def stream(domain, args, name='Rainbow Stream'):
         # Block new stream until other one exits
         StreamLock.acquire()
         g['stream_stop'] = False
+        last_tweet_time = time.time()
         for tweet in tweet_iter:
             if tweet is None:
                 printNicely("-- None --")
@@ -1971,6 +2039,10 @@ def stream(domain, args, name='Rainbow Stream'):
                 StreamLock.release()
                 break
             elif tweet.get('text'):
+                # Slow down the stream by STREAM_DELAY config key
+                if time.time() - last_tweet_time < c['STREAM_DELAY']:
+                    continue
+                last_tweet_time = time.time()
                 # Check the semaphore pause and lock (stream process only)
                 if g['pause']:
                     continue
@@ -1992,10 +2064,10 @@ def stream(domain, args, name='Rainbow Stream'):
                 # the 1st character of that word
                 if current_buffer and g['cmd'] != current_buffer:
                     sys.stdout.write(
-                        g['decorated_name'](c['PREFIX']) + str2u(current_buffer))
+                        g['decorated_name'](g['PREFIX']) + current_buffer)
                     sys.stdout.flush()
                 elif not c['HIDE_PROMPT']:
-                    sys.stdout.write(g['decorated_name'](c['PREFIX']))
+                    sys.stdout.write(g['decorated_name'](g['PREFIX']))
                     sys.stdout.flush()
             elif tweet.get('direct_message'):
                 # Check the semaphore pause and lock (stream process only)
@@ -2007,10 +2079,13 @@ def stream(domain, args, name='Rainbow Stream'):
             elif tweet.get('event'):
                 c['events'].append(tweet)
                 print_event(tweet)
-    except TwitterHTTPError:
+    except TwitterHTTPError as e:
         printNicely('')
         printNicely(
-            magenta("We have maximum connection problem with twitter'stream API right now :("))
+            magenta("We have connection problem with twitter'stream API right now :("))
+        detail_twitter_error(e)
+        sys.stdout.write(g['decorated_name'](g['PREFIX']))
+        sys.stdout.flush()
 
 
 def fly():
@@ -2020,14 +2095,25 @@ def fly():
     # Initial
     args = parse_arguments()
     try:
+        proxy_connect(args)
         init(args)
-    except TwitterHTTPError:
+    # Twitter API connection problem
+    except TwitterHTTPError as e:
         printNicely('')
         printNicely(
-            magenta("We have connection problem with twitter'stream API right now :("))
-        printNicely(magenta("Let's try again later."))
+            magenta("We have connection problem with twitter'REST API right now :("))
+        detail_twitter_error(e)
+        save_history()
+        sys.exit()
+    # Proxy connection problem
+    except (socks.ProxyConnectionError, URLError):
+        printNicely(
+            magenta("There seems to be a connection problem."))
+        printNicely(
+            magenta("You might want to check your proxy settings (host, port and type)!"))
         save_history()
         sys.exit()
+
     # Spawn stream thread
     th = threading.Thread(
         target=stream,