291 lines
11 KiB
Python
291 lines
11 KiB
Python
# -*- coding: utf-8 -*-
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from __future__ import unicode_literals
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import re
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import time
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import curses
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from . import docs
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from .content import SubredditContent
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from .page import Page, PageController, logged_in
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from .objects import Navigator, Color, Command
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from .submission_page import SubmissionPage
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from .subscription_page import SubscriptionPage
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from .exceptions import TemporaryFileError
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class SubredditController(PageController):
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character_map = {}
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class SubredditPage(Page):
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FOOTER = docs.FOOTER_SUBREDDIT
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def __init__(self, reddit, term, config, oauth, name):
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"""
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Params:
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name (string): Name of subreddit to open
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url (string): Optional submission to load upon start
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"""
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super(SubredditPage, self).__init__(reddit, term, config, oauth)
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self.controller = SubredditController(self, keymap=config.keymap)
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self.content = SubredditContent.from_name(reddit, name, term.loader)
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self.nav = Navigator(self.content.get)
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self.toggled_subreddit = None
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@SubredditController.register(Command('REFRESH'))
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def refresh_content(self, order=None, name=None):
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"Re-download all submissions and reset the page index"
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order = order or self.content.order
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name = name or self.content.name
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# Hack to allow an order specified in the name by prompt_subreddit() to
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# override the current default
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if order == 'ignore':
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order = None
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with self.term.loader('Refreshing page'):
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self.content = SubredditContent.from_name(
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self.reddit, name, self.term.loader, order=order)
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if not self.term.loader.exception:
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self.nav = Navigator(self.content.get)
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@SubredditController.register(Command('SUBREDDIT_SEARCH'))
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def search_subreddit(self, name=None):
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"Open a prompt to search the given subreddit"
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name = name or self.content.name
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query = self.term.prompt_input('Search {0}: '.format(name))
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if not query:
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return
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with self.term.loader('Searching'):
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self.content = SubredditContent.from_name(
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self.reddit, name, self.term.loader, query=query)
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if not self.term.loader.exception:
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self.nav = Navigator(self.content.get)
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@SubredditController.register(Command('PROMPT'))
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def prompt_subreddit(self):
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"Open a prompt to navigate to a different subreddit"
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name = self.term.prompt_input('Enter page: /')
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if name is not None:
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# Check if opening a submission url or a subreddit url
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# Example patterns for submissions:
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# comments/571dw3
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# /comments/571dw3
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# /r/pics/comments/571dw3/
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# https://www.reddit.com/r/pics/comments/571dw3/at_disneyland
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submission_pattern = re.compile(r'(^|/)comments/(?P<id>.+?)($|/)')
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match = submission_pattern.search(name)
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if match:
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submission_url = 'https://www.reddit.com/comments/{0}'
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self.open_submission(submission_url.format(match.group('id')))
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else:
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self.refresh_content(order='ignore', name=name)
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@SubredditController.register(Command('SUBREDDIT_FRONTPAGE'))
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def show_frontpage(self):
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"""
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If on a subreddit, remember it and head back to the front page.
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If this was pressed on the front page, go back to the last subreddit.
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"""
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if self.content.name != '/r/front':
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target = '/r/front'
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self.toggled_subreddit = self.content.name
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else:
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target = self.toggled_subreddit
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# target still may be empty string if this command hasn't yet been used
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if target is not None:
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self.refresh_content(order='ignore', name=target)
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@SubredditController.register(Command('SUBREDDIT_OPEN'))
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def open_submission(self, url=None):
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"""
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Select the current submission to view posts.
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"""
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data = {}
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if url is None:
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data = self.get_selected_item()
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url = data['permalink']
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with self.term.loader('Loading submission'):
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page = SubmissionPage(
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self.reddit, self.term, self.config, self.oauth, url=url)
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if self.term.loader.exception:
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return
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page.loop()
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if data.get('url_type') == 'selfpost':
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self.config.history.add(data['url_full'])
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if page.selected_subreddit is not None:
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self.content = page.selected_subreddit
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self.nav = Navigator(self.content.get)
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@SubredditController.register(Command('SUBREDDIT_OPEN_IN_BROWSER'))
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def open_link(self):
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"Open a link with the webbrowser"
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data = self.get_selected_item()
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if data['url_type'] == 'selfpost':
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self.open_submission()
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elif data['url_type'] == 'x-post subreddit':
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self.refresh_content(order='ignore', name=data['xpost_subreddit'])
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elif data['url_type'] == 'x-post submission':
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self.open_submission(url=data['url_full'])
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self.config.history.add(data['url_full'])
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else:
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self.term.open_link(data['url_full'])
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self.config.history.add(data['url_full'])
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@SubredditController.register(Command('SUBREDDIT_POST'))
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@logged_in
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def post_submission(self):
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"Post a new submission to the given subreddit"
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# Check that the subreddit can be submitted to
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name = self.content.name
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if '+' in name or name in ('/r/all', '/r/front', '/r/me', '/u/saved'):
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self.term.show_notification("Can't post to {0}".format(name))
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return
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submission_info = docs.SUBMISSION_FILE.format(name=name)
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with self.term.open_editor(submission_info) as text:
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if not text:
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self.term.show_notification('Canceled')
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return
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elif '\n' not in text:
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self.term.show_notification('Missing body')
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return
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title, content = text.split('\n', 1)
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with self.term.loader('Posting', delay=0):
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submission = self.reddit.submit(name, title, text=content,
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raise_captcha_exception=True)
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# Give reddit time to process the submission
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time.sleep(2.0)
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if self.term.loader.exception:
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raise TemporaryFileError()
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if not self.term.loader.exception:
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# Open the newly created post
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with self.term.loader('Loading submission'):
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page = SubmissionPage(
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self.reddit, self.term, self.config, self.oauth,
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submission=submission)
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if self.term.loader.exception:
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return
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page.loop()
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if page.selected_subreddit is not None:
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self.content = page.selected_subreddit
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self.nav = Navigator(self.content.get)
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else:
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self.refresh_content()
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@SubredditController.register(Command('SUBREDDIT_OPEN_SUBSCRIPTIONS'))
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@logged_in
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def open_subscriptions(self):
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"Open user subscriptions page"
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with self.term.loader('Loading subscriptions'):
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page = SubscriptionPage(self.reddit, self.term, self.config,
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self.oauth, content_type='subreddit')
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if self.term.loader.exception:
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return
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page.loop()
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# When the user has chosen a subreddit in the subscriptions list,
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# refresh content with the selected subreddit
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if page.selected_subreddit is not None:
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self.content = page.selected_subreddit
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self.nav = Navigator(self.content.get)
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@SubredditController.register(Command('SUBREDDIT_OPEN_MULTIREDDITS'))
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@logged_in
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def open_multireddit_subscriptions(self):
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"Open user multireddit subscriptions page"
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with self.term.loader('Loading multireddits'):
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page = SubscriptionPage(self.reddit, self.term, self.config,
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self.oauth, content_type='multireddit')
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if self.term.loader.exception:
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return
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page.loop()
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# When the user has chosen a subreddit in the subscriptions list,
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# refresh content with the selected subreddit
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if page.selected_subreddit is not None:
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self.content = page.selected_subreddit
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self.nav = Navigator(self.content.get)
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def _draw_item(self, win, data, inverted):
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n_rows, n_cols = win.getmaxyx()
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n_cols -= 1 # Leave space for the cursor in the first column
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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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n_title = len(data['split_title'])
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for row, text in enumerate(data['split_title'], start=offset):
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if row in valid_rows:
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self.term.add_line(win, text, row, 1, curses.A_BOLD)
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row = n_title + offset
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if row in valid_rows:
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seen = (data['url_full'] in self.config.history)
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link_color = Color.MAGENTA if seen else Color.BLUE
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attr = curses.A_UNDERLINE | link_color
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self.term.add_line(win, '{url}'.format(**data), row, 1, attr)
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row = n_title + offset + 1
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if row in valid_rows:
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self.term.add_line(win, '{score} '.format(**data), row, 1)
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text, attr = self.term.get_arrow(data['likes'])
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self.term.add_line(win, text, attr=attr)
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self.term.add_line(win, ' {created} '.format(**data))
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text, attr = '-', curses.A_BOLD
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self.term.add_line(win, text, attr=attr)
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self.term.add_line(win, ' {comments} '.format(**data))
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if data['saved']:
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text, attr = '[saved]', Color.GREEN
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self.term.add_line(win, text, attr=attr)
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if data['stickied']:
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text, attr = '[stickied]', Color.GREEN
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self.term.add_line(win, text, attr=attr)
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if data['gold']:
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text, attr = self.term.guilded
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self.term.add_line(win, text, attr=attr)
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if data['nsfw']:
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text, attr = 'NSFW', (curses.A_BOLD | Color.RED)
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self.term.add_line(win, text, attr=attr)
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row = n_title + offset + 2
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if row in valid_rows:
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text = '{author}'.format(**data)
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self.term.add_line(win, text, row, 1, Color.GREEN)
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text = ' /r/{subreddit}'.format(**data)
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self.term.add_line(win, text, attr=Color.YELLOW)
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if data['flair']:
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text = ' {flair}'.format(**data)
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self.term.add_line(win, text, attr=Color.RED) |