refactoring some code
[rainbowstream.git] / rainbowstream / rainbow.py
index 42bafba16671e8e7398b71bcabdd136bd4f5d167..c0ca8febd2d934b51e9128c801c47f7454af49e1 100644 (file)
@@ -11,7 +11,6 @@ import argparse
 import time
 import requests
 import webbrowser
-import json
 
 from twitter.stream import TwitterStream, Timeout, HeartbeatTimeout, Hangup
 from twitter.api import *
@@ -28,9 +27,13 @@ from .db import *
 from .c_image import *
 from .py3patch import *
 
-
+# Global values
 g = {}
+
+# Database
 db = RainbowDB()
+
+# Commands
 cmdset = [
     'switch',
     'trend',
@@ -64,8 +67,11 @@ cmdset = [
     'report',
     'list',
     'cal',
+    'config',
     'theme',
     'h',
+    'p',
+    'r',
     'c',
     'q'
 ]
@@ -133,19 +139,31 @@ def authen():
         CONSUMER_SECRET)
 
 
-def get_decorated_name():
+def init(args):
     """
-    Beginning of every line
+    Init function
     """
+    # Handle Ctrl C
+    ctrl_c_handler = lambda signum, frame: quit()
+    signal.signal(signal.SIGINT, ctrl_c_handler)
+    # Get name
     t = Twitter(auth=authen())
     name = '@' + t.account.verify_credentials()['screen_name']
+    if not get_config('PREFIX'):
+        set_config('PREFIX', name)
     g['original_name'] = name[1:]
-    g['decorated_name'] = color_func(c['DECORATED_NAME'])('[' + name + ']: ')
-
+    g['decorated_name'] = lambda x: color_func(
+        c['DECORATED_NAME'])(
+        '[' + x + ']: ')
+    # Theme init
     files = os.listdir(os.path.dirname(__file__) + '/colorset')
     themes = [f.split('.')[0] for f in files if f.split('.')[-1] == 'json']
     g['themes'] = themes
     db.theme_store(c['THEME'])
+    # Semaphore init
+    db.semaphore_store(False, False)
+    # Image on term
+    c['IMAGE_ON_TERM'] = args.image_on_term
 
 
 def switch():
@@ -154,13 +172,14 @@ def switch():
     """
     try:
         target = g['stuff'].split()[0]
-
         # Filter and ignore
         args = parse_arguments()
         try:
             if g['stuff'].split()[-1] == '-f':
-                only = raw_input('Only nicks: ')
-                ignore = raw_input('Ignore nicks: ')
+                guide = 'To ignore an option, just hit Enter key.'
+                printNicely(light_magenta(guide))
+                only = raw_input('Only nicks [Ex: @xxx,@yy]: ')
+                ignore = raw_input('Ignore nicks [Ex: @xxx,@yy]: ')
                 args.filter = filter(None, only.split(','))
                 args.ignore = filter(None, ignore.split(','))
             elif g['stuff'].split()[-1] == '-d':
@@ -169,7 +188,6 @@ def switch():
         except:
             printNicely(red('Sorry, wrong format.'))
             return
-
         # Public stream
         if target == 'public':
             keyword = g['stuff'].split()[1]
@@ -186,7 +204,6 @@ def switch():
                     args))
             p.start()
             g['stream_pid'] = p.pid
-
         # Personal stream
         elif target == 'mine':
             # Kill old process
@@ -224,7 +241,6 @@ def trend():
         town = g['stuff'].split()[1]
     except:
         town = ''
-
     avail = t.trends.available()
     # World wide
     if not country:
@@ -256,7 +272,7 @@ def home():
     if g['stuff'].isdigit():
         num = int(g['stuff'])
     for tweet in reversed(t.statuses.home_timeline(count=num)):
-        draw(t=tweet, iot=g['iot'])
+        draw(t=tweet)
     printNicely('')
 
 
@@ -272,7 +288,7 @@ def view():
         except:
             num = c['HOME_TWEET_NUM']
         for tweet in reversed(t.statuses.user_timeline(count=num, screen_name=user[1:])):
-            draw(t=tweet, iot=g['iot'])
+            draw(t=tweet)
         printNicely('')
     else:
         printNicely(red('A name should begin with a \'@\''))
@@ -287,7 +303,7 @@ def mentions():
     if g['stuff'].isdigit():
         num = int(g['stuff'])
     for tweet in reversed(t.statuses.mentions_timeline(count=num)):
-        draw(t=tweet, iot=g['iot'])
+        draw(t=tweet)
     printNicely('')
 
 
@@ -363,7 +379,7 @@ def allretweet():
         printNicely(magenta('This tweet has no retweet.'))
         return
     for tweet in reversed(rt_ary):
-        draw(t=tweet, iot=g['iot'])
+        draw(t=tweet)
     printNicely('')
 
 
@@ -380,7 +396,7 @@ def favorite():
     tid = db.rainbow_to_tweet_query(id)[0].tweet_id
     t.favorites.create(_id=tid, include_entities=False)
     printNicely(green('Favorited.'))
-    draw(t.statuses.show(id=tid), iot=g['iot'])
+    draw(t.statuses.show(id=tid))
     printNicely('')
 
 
@@ -429,7 +445,7 @@ def unfavorite():
     tid = db.rainbow_to_tweet_query(id)[0].tweet_id
     t.favorites.destroy(_id=tid)
     printNicely(green('Okay it\'s unfavorited.'))
-    draw(t.statuses.show(id=tid), iot=g['iot'])
+    draw(t.statuses.show(id=tid))
     printNicely('')
 
 
@@ -444,7 +460,6 @@ def search():
         printNicely('Newest tweets:')
         for i in reversed(xrange(c['SEARCH_MAX_RECORD'])):
             draw(t=rel[i],
-                 iot=g['iot'],
                  keyword=g['stuff'])
         printNicely('')
     else:
@@ -647,7 +662,7 @@ def whois():
             user = t.users.show(
                 screen_name=screen_name[1:],
                 include_entities=False)
-            show_profile(user, g['iot'])
+            show_profile(user)
         except:
             printNicely(red('Omg no user.'))
     else:
@@ -799,7 +814,7 @@ def get_slug():
     """
     Get Slug Decorator
     """
-     # Get list name
+    # Get list name
     list_name = raw_input(light_magenta('Give me the list\'s name: '))
     # Get list name and owner
     try:
@@ -808,7 +823,8 @@ def get_slug():
             slug = slug[1:]
         return owner, slug
     except:
-        printNicely(light_magenta('List name should follow "@owner/list_name" format.'))
+        printNicely(
+            light_magenta('List name should follow "@owner/list_name" format.'))
         raise Exception('Wrong list name')
 
 
@@ -900,7 +916,7 @@ def list_add(t):
             slug=slug,
             owner_screen_name=owner,
             screen_name=user_name)
-        printNicely(light_green('Added.'))
+        printNicely(green('Added.'))
     except:
         printNicely(light_magenta('I\'m sorry we can not add him/her.'))
 
@@ -919,7 +935,7 @@ def list_remove(t):
             slug=slug,
             owner_screen_name=owner,
             screen_name=user_name)
-        printNicely(light_green('Gone.'))
+        printNicely(green('Gone.'))
     except:
         printNicely(light_magenta('I\'m sorry we can not remove him/her.'))
 
@@ -934,7 +950,7 @@ def list_subscribe(t):
         t.lists.subscribers.create(
             slug=slug,
             owner_screen_name=owner)
-        printNicely(light_green('Done.'))
+        printNicely(green('Done.'))
     except:
         printNicely(
             light_magenta('I\'m sorry you can not subscribe to this list.'))
@@ -950,7 +966,7 @@ def list_unsubscribe(t):
         t.lists.subscribers.destroy(
             slug=slug,
             owner_screen_name=owner)
-        printNicely(light_green('Done.'))
+        printNicely(green('Done.'))
     except:
         printNicely(
             light_magenta('I\'m sorry you can not unsubscribe to this list.'))
@@ -986,7 +1002,7 @@ def list_new(t):
             name=name,
             mode=mode,
             description=description)
-        printNicely(light_green(name + ' list is created.'))
+        printNicely(green(name + ' list is created.'))
     except:
         printNicely(red('Oops something is wrong with Twitter :('))
 
@@ -1013,7 +1029,7 @@ def list_update(t):
                 owner_screen_name=g['original_name'],
                 mode=mode,
                 description=description)
-        printNicely(light_green(slug + ' list is updated.'))
+        printNicely(green(slug + ' list is updated.'))
     except:
         printNicely(red('Oops something is wrong with Twitter :('))
 
@@ -1027,7 +1043,7 @@ def list_delete(t):
         t.lists.destroy(
             slug='-'.join(slug.split()),
             owner_screen_name=g['original_name'])
-        printNicely(light_green(slug + ' list is deleted.'))
+        printNicely(green(slug + ' list is deleted.'))
     except:
         printNicely(red('Oops something is wrong with Twitter :('))
 
@@ -1074,6 +1090,73 @@ def cal():
     show_calendar(month, date, rel)
 
 
+def config():
+    """
+    Browse and change config
+    """
+    all_config = get_all_config()
+    g['stuff'] = g['stuff'].strip()
+    # List all config
+    if not g['stuff']:
+        for k in all_config:
+            line = ' ' * 2 + \
+                green(k) + ': ' + light_yellow(str(all_config[k]))
+            printNicely(line)
+        guide = 'Detailed explanation can be found at ' + \
+            color_func(c['TWEET']['link'])(
+                'http://rainbowstream.readthedocs.org/en/latest/#config-explanation')
+        printNicely(guide)
+    # Print specific config
+    elif len(g['stuff'].split()) == 1:
+        if g['stuff'] in all_config:
+            k = g['stuff']
+            line = ' ' * 2 + \
+                green(k) + ': ' + light_yellow(str(all_config[k]))
+            printNicely(line)
+        else:
+            printNicely(red('No such config key.'))
+    # Print specific config's default value
+    elif len(g['stuff'].split()) == 2 and g['stuff'].split()[-1] == 'default':
+        key = g['stuff'].split()[0]
+        try:
+            value = get_default_config(key)
+            line = ' ' * 2 + green(key) + ': ' + light_magenta(value)
+            printNicely(line)
+        except:
+            printNicely(
+                light_magenta('This config key does not exist in default.'))
+    # Delete specific config key in config file
+    elif len(g['stuff'].split()) == 2 and g['stuff'].split()[-1] == 'drop':
+        key = g['stuff'].split()[0]
+        try:
+            delete_config(key)
+            printNicely(green('Config key is dropped.'))
+        except:
+            printNicely(red('No such config key.'))
+    # Set specific config
+    elif len(g['stuff'].split()) == 3 and g['stuff'].split()[1] == '=':
+        key = g['stuff'].split()[0]
+        value = g['stuff'].split()[-1]
+        if key == 'THEME' and not validate_theme(value):
+            printNicely(red('Invalid theme\'s value.'))
+            return
+        try:
+            set_config(key, value)
+            # Apply theme immediately
+            if key == 'THEME':
+                reload_theme(value)
+                g['decorated_name'] = lambda x: color_func(
+                    c['DECORATED_NAME'])(
+                    '[' + x + ']: ')
+            printNicely(green('Updated successfully.'))
+        except:
+            printNicely(light_magenta('Not valid value.'))
+            return
+        reload_config()
+    else:
+        printNicely(light_magenta('Sorry I can\'s understand.'))
+
+
 def theme():
     """
     List and change theme
@@ -1087,50 +1170,15 @@ def theme():
             else:
                 line = ' ' * 4 + line
             printNicely(line)
-    elif g['stuff'] == 'current_as_default':
-        # Set as default
-        def fixup(adict, k, v):
-            for key in adict.keys():
-                if key == k:
-                    adict[key] = v
-                elif type(adict[key]) is dict:
-                    fixup(adict[key], k, v)
-        # Modify
-        path = os.environ.get(
-            'HOME',
-            os.environ.get(
-                'USERPROFILE',
-                '')) + os.sep + '.rainbow_config.json'
-        data = load_config(rainbow_config)
-        fixup(data, 'THEME', c['THEME'])
-        # Save
-        with open(path, 'w') as out:
-            json.dump(data, out, indent = 4)
-        os.system('chmod 777 ' + path)
-        printNicely(light_green('Okay it will be applied from next time :)'))
     else:
         # Change theme
         try:
-            # Load new config
-            if g['stuff'] != 'custom':
-                new_config = os.path.dirname(
-                    __file__) + '/colorset/' + g['stuff'] + '.json'
-            else:
-                new_config = os.environ.get(
-                    'HOME', os.environ.get(
-                        'USERPROFILE',
-                        '')) + os.sep + '.rainbow_config.json'
-            new_config = load_config(new_config)
-            if new_config:
-                for nc in new_config:
-                    c[nc] = new_config[nc]
-            # Update db and reset colors
-            db.theme_update(g['stuff'])
-            c['THEME'] = g['stuff']
-            start_cycle()
-            g['decorated_name'] = color_func(
+            # Load new theme
+            reload_theme(g['stuff'])
+            # Redefine decorated_name
+            g['decorated_name'] = lambda x: color_func(
                 c['DECORATED_NAME'])(
-                '[@' + g['original_name'] + ']: ')
+                '[' + x + ']: ')
             printNicely(green('Theme changed.'))
         except:
             printNicely(red('No such theme exists.'))
@@ -1318,7 +1366,6 @@ def help():
     """
     s = ' ' * 2
     h, w = os.popen('stty size', 'r').read().split()
-
     # Start
     usage = '\n'
     usage += s + 'Hi boss! I\'m ready to serve you right now!\n'
@@ -1328,7 +1375,6 @@ def help():
     usage += s + 'Any update from Twitter will show up ' + \
         light_yellow('immediately') + '.\n'
     usage += s + 'In addtion, following commands are available right now:\n'
-
     # Twitter help section
     usage += '\n'
     usage += s + grey(u'\u266A' + ' Twitter help\n')
@@ -1344,7 +1390,6 @@ def help():
         ' will show help for list commands.\n'
     usage += s * 2 + light_green('h stream') + \
         ' will show help for stream commands.\n'
-
     # Smart shell
     usage += '\n'
     usage += s + grey(u'\u266A' + ' Smart shell\n')
@@ -1352,22 +1397,38 @@ def help():
         'will be evaluate by Python interpreter.\n'
     usage += s * 2 + 'Even ' + light_green('cal') + ' will show the calendar' + \
         ' for current month.\n'
-
-    # Screening
+    # Config
     usage += '\n'
-    usage += s + grey(u'\u266A' + ' Screening \n')
-    usage += s * 2 + light_green('theme') + ' will list available theme.' + \
+    usage += s + grey(u'\u266A' + ' Config \n')
+    usage += s * 2 + light_green('theme') + ' will list available theme. ' + \
         light_green('theme monokai') + ' will apply ' + light_yellow('monokai') + \
         ' theme immediately.\n'
+    usage += s * 2 + light_green('config') + ' will list all config.\n'
+    usage += s * 3 + \
+        light_green('config ASCII_ART') + ' will output current value of ' +\
+        light_yellow('ASCII_ART') + ' config key.\n'
+    usage += s * 3 + \
+        light_green('config TREND_MAX default') + ' will output default value of ' + \
+        light_yellow('TREND_MAX') + ' config key.\n'
+    usage += s * 3 + \
+        light_green('config CUSTOM_CONFIG drop') + ' will drop ' + \
+        light_yellow('CUSTOM_CONFIG') + ' config key.\n'
+    usage += s * 3 + \
+        light_green('config IMAGE_ON_TERM = true') + ' will set value of ' + \
+        light_yellow('IMAGE_ON_TERM') + ' config key to ' + \
+        light_yellow('True') + '.\n'
+    # Screening
+    usage += '\n'
+    usage += s + grey(u'\u266A' + ' Screening \n')
     usage += s * 2 + light_green('h') + ' will show this help again.\n'
+    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('q') + ' will quit.\n'
-
     # End
     usage += '\n'
     usage += s + '-' * (int(w) - 4) + '\n'
     usage += s + 'Have fun and hang tight! \n'
-
     # Show help
     d = {
         'discover': help_discover,
@@ -1383,6 +1444,22 @@ def help():
         printNicely(usage)
 
 
+def pause():
+    """
+    Pause stream display
+    """
+    db.semaphore_update_pause(True)
+    printNicely(green('Stream is paused'))
+
+
+def replay():
+    """
+    Replay stream
+    """
+    db.semaphore_update_pause(False)
+    printNicely(green('Stream is running back now'))
+
+
 def clear():
     """
     Clear screen
@@ -1394,9 +1471,13 @@ def quit():
     """
     Exit all
     """
-    save_history()
-    os.system('rm -rf rainbow.db')
-    os.kill(g['stream_pid'], signal.SIGKILL)
+    try:
+        save_history()
+        os.system('rm -rf rainbow.db')
+        os.kill(g['stream_pid'], signal.SIGKILL)
+        printNicely(green('See you next time :)'))
+    except:
+        pass
     sys.exit()
 
 
@@ -1452,8 +1533,11 @@ def process(cmd):
             report,
             list,
             cal,
+            config,
             theme,
             help,
+            pause,
+            replay,
             clear,
             quit
         ]
@@ -1511,7 +1595,8 @@ def listen():
                 'del'
             ],  # list
             [],  # cal
-            g['themes'] + ['current_as_default'],  # theme
+            [key for key in dict(get_all_config())],  # config
+            g['themes'],  # theme
             [
                 'discover',
                 'tweets',
@@ -1520,6 +1605,8 @@ def listen():
                 'list',
                 'stream'
             ],  # help
+            [],  # pause
+            [],  # reconnect
             [],  # clear
             [],  # quit
         ]
@@ -1529,7 +1616,7 @@ def listen():
     reset()
     while True:
         if g['prefix']:
-            line = raw_input(g['decorated_name'])
+            line = raw_input(g['decorated_name'](c['PREFIX']))
         else:
             line = raw_input()
         try:
@@ -1537,24 +1624,28 @@ def listen():
         except:
             cmd = ''
         g['cmd'] = cmd
-        # Save cmd to global variable and call process
         try:
+            # Lock the semaphore
+            db.semaphore_update_lock(True)
+            # Save cmd to global variable and call process
             g['stuff'] = ' '.join(line.split()[1:])
+            # Process the command
             process(cmd)()
+            # Not re-display
+            if cmd in ['switch', 't', 'rt', 'rep']:
+                g['prefix'] = False
+            else:
+                g['prefix'] = True
+            # Release the semaphore lock
+            db.semaphore_update_lock(False)
         except Exception:
             printNicely(red('OMG something is wrong with Twitter right now.'))
-        # Not redisplay prefix
-        if cmd in ['switch', 't', 'rt', 'rep']:
-            g['prefix'] = False
-        else:
-            g['prefix'] = True
 
 
 def stream(domain, args, name='Rainbow Stream'):
     """
     Track the stream
     """
-
     # The Logo
     art_dict = {
         c['USER_DOMAIN']: name,
@@ -1563,24 +1654,20 @@ def stream(domain, args, name='Rainbow Stream'):
     }
     if c['ASCII_ART']:
         ascii_art(art_dict[domain])
-
     # These arguments are optional:
     stream_args = dict(
         timeout=args.timeout,
         block=not args.no_block,
         heartbeat_timeout=args.heartbeat_timeout)
-
     # Track keyword
     query_args = dict()
     if args.track_keywords:
         query_args['track'] = args.track_keywords
-
     # Get stream
     stream = TwitterStream(
         auth=authen(),
         domain=domain,
         **stream_args)
-
     try:
         if domain == c['USER_DOMAIN']:
             tweet_iter = stream.user(**query_args)
@@ -1591,8 +1678,6 @@ def stream(domain, args, name='Rainbow Stream'):
                 tweet_iter = stream.statuses.filter(**query_args)
             else:
                 tweet_iter = stream.statuses.sample()
-
-        # Iterate over the stream.
         for tweet in tweet_iter:
             if tweet is None:
                 printNicely("-- None --")
@@ -1605,11 +1690,13 @@ def stream(domain, args, name='Rainbow Stream'):
             elif tweet.get('text'):
                 draw(
                     t=tweet,
-                    iot=args.image_on_term,
                     keyword=args.track_keywords,
+                    check_semaphore=True,
                     fil=args.filter,
                     ig=args.ignore,
                 )
+            elif tweet.get('direct_message'):
+                print_message(tweet['direct_message'], check_semaphore=True)
     except TwitterHTTPError:
         printNicely('')
         printNicely(
@@ -1620,21 +1707,19 @@ def fly():
     """
     Main function
     """
-    # Spawn stream process
+    # Initial
     args = parse_arguments()
     try:
-        get_decorated_name()
-
+        init(args)
     except TwitterHTTPError:
         printNicely('')
         printNicely(
-            magenta("Something wrong with Twitter Oauth right now :("))
-        printNicely(
-            magenta("Please delete ~/.rainbow_oauth and try again."))
+            magenta("We have maximum connection problem with twitter'stream API right now :("))
+        printNicely(magenta("Let's try again later."))
         save_history()
         os.system('rm -rf rainbow.db')
         sys.exit()
-
+    # Spawn stream process
     p = Process(
         target=stream,
         args=(
@@ -1642,11 +1727,9 @@ def fly():
             args,
             g['original_name']))
     p.start()
-
     # Start listen process
     time.sleep(0.5)
     g['reset'] = True
     g['prefix'] = True
     g['stream_pid'] = p.pid
-    g['iot'] = args.image_on_term
     listen()