Files
tuir/rtv/submission.py
2015-03-14 00:19:16 -07:00

211 lines
6.8 KiB
Python

import curses
import sys
from .content import SubmissionContent
from .page import BasePage
from .utils import LoadScreen, Color, Symbol, display_help, open_browser
class SubmissionPage(BasePage):
def __init__(self, stdscr, reddit, url=None, submission=None):
self.loader = LoadScreen(stdscr)
if url is not None:
content = SubmissionContent.from_url(reddit, url, self.loader)
elif submission is not None:
content = SubmissionContent(submission, self.loader)
else:
raise ValueError('Must specify url or submission')
super(SubmissionPage, self).__init__(stdscr, reddit, content, page_index=-1)
def loop(self):
self.draw()
while True:
cmd = self.stdscr.getch()
if cmd in (curses.KEY_UP, ord('k')):
self.move_cursor_up()
self.clear_input_queue()
elif cmd in (curses.KEY_DOWN, ord('j')):
self.move_cursor_down()
self.clear_input_queue()
elif cmd in (curses.KEY_RIGHT, curses.KEY_ENTER, ord('l')):
self.toggle_comment()
self.draw()
elif cmd in (curses.KEY_LEFT, ord('h')):
break
elif cmd == ord('o'):
self.open_link()
self.draw()
elif cmd in (curses.KEY_F5, ord('r')):
self.refresh_content()
self.draw()
elif cmd == ord('?'):
display_help(self.stdscr)
self.draw()
elif cmd == ord('a'):
self.upvote()
self.draw()
elif cmd == ord('z'):
self.downvote()
self.draw()
elif cmd == ord('q'):
sys.exit()
elif cmd == curses.KEY_RESIZE:
self.draw()
def toggle_comment(self):
self.content.toggle(self.nav.absolute_index)
def refresh_content(self):
self.content.reset()
self.nav.page_index, self.nav.cursor_index = -1, 0
self.nav.inverted = False
def open_link(self):
# Always open the page for the submission
# May want to expand at some point to open comment permalinks
url = self.content.get(-1)['permalink']
open_browser(url)
def draw_item(self, win, data, inverted=False):
if data['type'] == 'MoreComments':
return self.draw_more_comments(win, data)
elif data['type'] == 'HiddenComment':
return self.draw_more_comments(win, data)
elif data['type'] == 'Comment':
return self.draw_comment(win, data, inverted=inverted)
else:
return self.draw_submission(win, data)
@staticmethod
def draw_comment(win, data, inverted=False):
n_rows, n_cols = win.getmaxyx()
n_cols -= 1
# Handle the case where the window is not large enough to fit the data.
valid_rows = range(0, n_rows)
offset = 0 if not inverted else -(data['n_rows'] - n_rows)
row = offset
if row in valid_rows:
text = Symbol.clean('{author} '.format(**data))
attr = curses.A_BOLD
attr |= (Color.BLUE if not data['is_author'] else Color.GREEN)
win.addnstr(row, 1, text, n_cols-1, attr)
if data['flair']:
text = Symbol.clean('{flair} '.format(**data))
attr = curses.A_BOLD | Color.YELLOW
win.addnstr(text, n_cols-win.getyx()[1], attr)
if data['likes'] is None:
text, attr = Symbol.BULLET, curses.A_BOLD
elif data['likes']:
text, attr = Symbol.UARROW, (curses.A_BOLD | Color.GREEN)
else:
text, attr = Symbol.DARROW, (curses.A_BOLD | Color.RED)
win.addnstr(text, n_cols-win.getyx()[1], attr)
text = Symbol.clean(' {score} {created}'.format(**data))
win.addnstr(text, n_cols-win.getyx()[1])
n_body = len(data['split_body'])
for row, text in enumerate(data['split_body'], start=offset+1):
if row in valid_rows:
text = Symbol.clean(text)
win.addnstr(row, 1, text, n_cols-1)
# Unfortunately vline() doesn't support custom color so we have to
# build it one segment at a time.
attr = Color.get_level(data['level'])
for y in range(n_rows):
x = 0
# http://bugs.python.org/issue21088
if (sys.version_info.major,
sys.version_info.minor,
sys.version_info.micro) == (3, 4, 0):
x, y = y, x
win.addch(y, x, curses.ACS_VLINE, attr)
return (attr | curses.ACS_VLINE)
@staticmethod
def draw_more_comments(win, data):
n_rows, n_cols = win.getmaxyx()
n_cols -= 1
text = Symbol.clean('{body}'.format(**data))
win.addnstr(0, 1, text, n_cols-1)
text = Symbol.clean(' [{count}]'.format(**data))
win.addnstr(text, n_cols-win.getyx()[1], curses.A_BOLD)
# Unfortunately vline() doesn't support custom color so we have to
# build it one segment at a time.
attr = Color.get_level(data['level'])
win.addch(0, 0, curses.ACS_VLINE, attr)
return (attr | curses.ACS_VLINE)
@staticmethod
def draw_submission(win, data):
n_rows, n_cols = win.getmaxyx()
n_cols -= 3 # one for each side of the border + one for offset
# Don't print at all if there is not enough room to fit the whole sub
if data['n_rows'] > n_rows:
win.addnstr(0, 0, '(Not enough space to display)', n_cols)
return
for row, text in enumerate(data['split_title'], start=1):
text = Symbol.clean(text)
win.addnstr(row, 1, text, n_cols, curses.A_BOLD)
row = len(data['split_title']) + 1
attr = curses.A_BOLD | Color.GREEN
text = Symbol.clean('{author}'.format(**data))
win.addnstr(row, 1, text, n_cols, attr)
attr = curses.A_BOLD | Color.YELLOW
text = Symbol.clean(' {flair}'.format(**data))
win.addnstr(text, n_cols-win.getyx()[1], attr)
text = Symbol.clean(' {created} {subreddit}'.format(**data))
win.addnstr(text, n_cols-win.getyx()[1])
row = len(data['split_title']) + 2
attr = curses.A_UNDERLINE | Color.BLUE
text = Symbol.clean('{url}'.format(**data))
win.addnstr(row, 1, text, n_cols, attr)
offset = len(data['split_title']) + 3
for row, text in enumerate(data['split_text'], start=offset):
text = Symbol.clean(text)
win.addnstr(row, 1, text, n_cols)
row = len(data['split_title']) + len(data['split_text']) + 3
text = Symbol.clean('{score} {comments}'.format(**data))
win.addnstr(row, 1, text, n_cols, curses.A_BOLD)
win.border()