def _get_mentions_in_submission(counter, submission_):
"""Finds mentions of a course in a submission's title, selftext, and comments.
:param counter: counter to print in table row
:type counter: int
:param submission_: a praw submission object
:type submission_: praw.objects.Submission
:return: a PostWithMentions object which has the post ID and a list of strings of mentions
:rtype: PostWithMentions
"""
mentions_list = []
mentions_list.extend(_get_mentions_in_string(submission_.title))
mentions_list.extend(_get_mentions_in_string(submission_.selftext))
flat_comments = praw.helpers.flatten_tree(submission_.comments)
for comment in flat_comments:
if comment.author is None or comment.author.name == 'ucsc-class-info-bot':
continue
mentions_list.extend(_get_mentions_in_string(comment.body))
mentions_list = _remove_list_duplicates_preserve_order(mentions_list)
print('{num}{_}{id}{_}{author}{_}{title}{_}{mentions}'
.format(num = trunc_pad(str(counter), 'num'),
id = trunc_pad(submission_.id, "id"),
author = trunc_pad(submission_.author.name, "author"),
title = trunc_pad(submission_.title, "title"),
mentions = mentions_list,
_ = ' '))
if not mentions_list: # if list is empty
return None
else:
return PostWithMentions(submission_.id, mentions_list)
def find_mentions(reddit, num_posts_, running_on_own = False):
"""Finds and saves to disk course mentions in new posts on /r/UCSC.
:param running_on_own: whether file is being ran by itself or imported by reddit_bot.py
:type running_on_own: bool
:param reddit: authorized reddit praw object
:type reddit: praw.Reddit
:param num_posts_:
:type num_posts_: int
:return: list of post with found mentions
:rtype: list
"""
# use this to find mentions in only one post
# tools.save_found_mentions([_get_mentions_in_submission(0, reddit.get_submission(submission_id = "49h1o9"))])
# return
print('{num}{_}{id}{_}{author}{_}{title}{_}mentions'
.format(num = trunc_pad("#", 'num'),
id = trunc_pad("id"),
author = trunc_pad("author"),
title = trunc_pad("title"),
_ = ' ').upper())
subreddit = reddit.get_subreddit('ucsc')
list_of_posts_with_mentions = []
for counter, submission in enumerate(subreddit.get_new(limit = num_posts_), start = 1):
found_mentions = _get_mentions_in_submission(counter, submission)
if found_mentions is not None:
list_of_posts_with_mentions.append(found_mentions)
if running_on_own:
tools.save_found_mentions(list_of_posts_with_mentions)
print("------------------------------")
for post_with_mention in list_of_posts_with_mentions:
print(str(post_with_mention))
return list_of_posts_with_mentions
def _print_csv_row(submission_, action, mentions_current, mentions_previous):
"""Prints a CSV row to stdout to be used as a log about what happened with a comment.
:param submission_: Submission object that you are commenting on
:type submission_: praw.objects.Submission
:param action: string describing the action taken
:type action: str
:param mentions_current: list of current class mentions
:type mentions_current: list
:param mentions_previous: list of class mentions last known about
:type mentions_previous: list
"""
print( # I have put the string on it's own line b/c PyCharm's formatter and PEP inspector want different things
'{id}{_}{author}{_}{title}{_}{action}{_}{mentions_current}{_}{mentions_previous}'
.format(
id = trunc_pad(submission_.id, "id"),
author = trunc_pad(submission_.author.name, "author"),
title = trunc_pad(submission_.title, "title"),
action = trunc_pad(action, "action"),
mentions_current = mentions_current,
mentions_previous = mentions_previous,
_ = ' '))
:param running_on_own: whether file is being ran by itself or imported by reddit_bot.py
:type running_on_own: bool
:param reddit: authorized reddit praw object
:type reddit: praw.Reddit
:param new_mentions_list: list of mentions
:type new_mentions_list: list
"""
if new_mentions_list:
new_mention = new_mentions_list.pop(0)
else:
print("No more mentions.")
return
_post_comment_helper(new_mention, reddit)
if running_on_own:
tools.save_found_mentions(new_mentions_list)
post_comments(new_mentions_list, reddit, running_on_own)
existing_posts_with_comments = tools.load_posts_with_comments()
db = db_core.load_database()
if __name__ == "__main__":
print('{id}{_}{author}{_}{title}{_}{action}{_}current mentions{_}previous mentions'
.format(id = trunc_pad("id"),
author = trunc_pad("author"),
title = trunc_pad("title"),
action = trunc_pad("action"),
_ = ' '))
post_comments(tools.load_found_mentions(), tools.auth_reddit(), running_on_own = True)
