167 lines
4.9 KiB
Python
167 lines
4.9 KiB
Python
import curses
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import sys
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import six
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from content import SubmissionContent
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from page import BasePage
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from utils import LoadScreen, Color
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class SubmissionPage(BasePage):
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def __init__(self, stdscr, reddit, url=None, submission=None):
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self.loader = LoadScreen(stdscr)
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if url is not None:
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content = SubmissionContent.from_url(reddit, url, self.loader)
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elif submission is not None:
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content = SubmissionContent(submission, self.loader)
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else:
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raise ValueError('Must specify url or submission')
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super(SubmissionPage, self).__init__(stdscr, content, page_index=-1)
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def loop(self):
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self.draw()
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while True:
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cmd = self.stdscr.getch()
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if cmd == curses.KEY_UP:
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self.move_cursor_up()
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self.clear_input_queue()
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elif cmd == curses.KEY_DOWN:
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self.move_cursor_down()
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self.clear_input_queue()
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# Refresh page
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elif cmd in (curses.KEY_F5, ord('r')):
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self.refresh_content()
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# Show / hide a comment tree
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elif cmd == ord(' '):
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self.toggle_comment()
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elif cmd == curses.KEY_RESIZE:
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self.draw()
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# Go back
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elif cmd in (ord('b'), 27, curses.KEY_LEFT):
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break
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# Quit
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elif cmd == ord('q'):
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sys.exit()
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else:
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curses.beep()
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def toggle_comment(self):
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self.content.toggle(self.nav.absolute_index)
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self.draw()
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def refresh_content(self):
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self.content.reset()
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self.stdscr.clear()
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self.draw()
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def draw_item(self, win, data, inverted=False):
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if data['type'] == 'MoreComments':
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return self.draw_more_comments(win, data)
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elif data['type'] == 'HiddenComment':
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return self.draw_more_comments(win, data)
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elif data['type'] == 'Comment':
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return self.draw_comment(win, data, inverted=inverted)
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else:
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return self.draw_submission(win, data)
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@staticmethod
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def draw_comment(win, data, inverted=False):
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n_rows, n_cols = win.getmaxyx()
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n_cols -= 1
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# Handle the case where the window is not large enough to fit the data.
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valid_rows = range(0, n_rows)
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offset = 0 if not inverted else -(data['n_rows'] - n_rows)
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row = offset
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if row in valid_rows:
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text = '{author}'.format(**data)
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attr = curses.A_BOLD
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attr |= (Color.BLUE if not data['is_author'] else Color.GREEN)
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win.addnstr(row, 1, text, n_cols-1, attr)
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text = ' {score} {created}'.format(**data)
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win.addnstr(text, n_cols - win.getyx()[1])
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n_body = len(data['split_body'])
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for row, text in enumerate(data['split_body'], start=offset+1):
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if row in valid_rows:
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win.addnstr(row, 1, text, n_cols-1)
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# Vertical line, unfortunately vline() doesn't support custom color so
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# we have to build it one chr at a time.
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attr = Color.get_level(data['level'])
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for y in range(n_rows):
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# Nobody pays attention to curses ;(
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# http://bugs.python.org/issue21088
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x = 0
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if (sys.version_info.major, sys.version_info.minor) == (3, 4):
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x, y = y, x
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win.addch(y, x, curses.ACS_VLINE, attr)
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return attr | curses.ACS_VLINE
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@staticmethod
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def draw_more_comments(win, data):
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n_rows, n_cols = win.getmaxyx()
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n_cols -= 1
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win.addnstr(0, 1, data['body'], n_cols-1)
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text = ' [{count}]'.format(**data)
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attr = curses.A_BOLD
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win.addnstr(text, n_cols - win.getyx()[1], attr)
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attr = Color.get_level(data['level'])
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for y in range(n_rows):
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win.addch(y, 0, curses.ACS_VLINE, attr)
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return attr | curses.ACS_VLINE
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@staticmethod
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def draw_submission(win, data):
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n_rows, n_cols = win.getmaxyx()
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n_cols -= 3 # one for each side of the border + one for offset
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# Don't print at all if there is not enough room to fit the whole sub
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if data['n_rows'] > n_rows:
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return
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for row, text in enumerate(data['split_title'], start=1):
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win.addnstr(row, 1, text, n_cols)
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text = '{} {} {}'.format(data['author'], data['created'], data['subreddit'])
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row = len(data['split_title']) + 1
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win.addnstr(row, 1, text, n_cols)
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row = len(data['split_title']) + 2
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win.addnstr(row, 1, data['url'], n_cols)
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offset = len(data['split_title']) + 3
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for row, text in enumerate(data['split_text'], start=offset):
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win.addnstr(row, 1, text, n_cols)
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text = '{} {}'.format(data['score'], data['comments'])
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row = len(data['split_title']) + len(data['split_text']) + 3
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win.addnstr(row, 1, text, n_cols)
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win.border() |