Created
December 21, 2020 10:52
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| class WordCloudCommand(Command): | |
| helptext_ = "<user> [title] generate a word cloud for a user" | |
| # Receiver = Invoker | |
| def __init__(self, receiver): | |
| self.receiver_ = receiver | |
| def execute(self, args): | |
| trigger_nick = args[0] | |
| incoming_message = args[1] | |
| name_query = Command.check_arg(incoming_message) | |
| if not name_query: | |
| name_query = trigger_nick | |
| use_title = False | |
| try: | |
| if incoming_message.split(' ')[2].strip() == "title": | |
| use_title = True | |
| except IndexError: | |
| pass | |
| user_q = Query() | |
| user_q_res = self.receiver_.user_db_.search( | |
| user_q.name.matches(name_query, flags=re.IGNORECASE)) | |
| if not user_q_res: | |
| self.receiver_.sendmsg( | |
| "I haven't encountered this user yet.", | |
| self.receiver_.channel_) | |
| return True | |
| name = user_q_res[0]['name'] | |
| msg = "({}) Cloud generation for nick {} started...".format( | |
| trigger_nick, name) | |
| self.receiver_.sendmsg(msg, self.receiver_.channel_) | |
| # Get all user messages as a string | |
| msgs = list(user_q_res[0]['messages']) | |
| user_text = ' '.join(msgs) | |
| # Add bot commands to list of stop words | |
| stopwords = util.STOPWORDS | |
| stopwords.update(self.receiver_.commands_.keys()) | |
| stopwords.update([name, name.lower()]) | |
| # Get tux outline image | |
| mask = np.array(Image.open("images/tux.png")) | |
| # Generate wordcloud | |
| wc = WordCloud(stopwords=stopwords, | |
| background_color="white", | |
| mask=mask, | |
| # mode="RGBA", | |
| max_words=5000, | |
| # max_font_size=40 | |
| ) | |
| wc.generate(user_text.lower()) | |
| # Create colormap from image | |
| image_colors = ImageColorGenerator(mask) | |
| plt.figure(figsize=[20, 20]) | |
| plt.imshow(wc.recolor(color_func=image_colors), | |
| interpolation="bilinear") | |
| plt.axis("off") | |
| if use_title: | |
| title = "Wordcloud for " + name | |
| plt.title(title, fontsize=36) | |
| # Save on disk for later upload | |
| file_and_path = os.path.join('clouds', name + '.png') | |
| plt.savefig(file_and_path, format="png") | |
| # Upload wordcloud | |
| res = imageuploader.upload(file_and_path) | |
| os.remove(file_and_path) | |
| msg = "Cloud generated for " + name + ": " | |
| msg += res['link'] | |
| self.receiver_.sendmsg(msg, self.receiver_.channel_) | |
| return True |
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