Completes search engine for tweets
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5acc0642b6
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@ -24,6 +24,7 @@ def replace_link(match):
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url = match.group(0)
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return f'<a href="{url}">{url}</a>'
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def replace_hastag(match):
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hashtag = match.group(0)
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name = str(hashtag).removeprefix("#")
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@ -44,10 +45,10 @@ with open(tfidf_vectorizer_path, "rb") as f:
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tweets["relevance_score"] = relevance_score["relevance_score"]
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tweets = tweets.drop(["user_id", "measured_at", "tweet_id"], axis=1)
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tweets = tweets.drop(["user_id", "measured_at"], axis=1)
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def search_query(query: str, limit: int = 5) -> pd.DataFrame:
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def search_query(query: str, limit: int = 5, sorting_method: str = "score") -> (pd.DataFrame, int):
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query_vec = tfidf_vectorizer.transform([query])
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similarity = cosine_similarity(query_vec, tfidf_matrix).flatten()
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@ -59,16 +60,35 @@ def search_query(query: str, limit: int = 5) -> pd.DataFrame:
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if not len(result):
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return None
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overall = (0.6 * result['relevance_score']) * similarity[correct_indices]
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return result.loc[overall.sort_values(ascending=False).index].head(limit)
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if limit == -1:
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limit = len(result)
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results = None
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if sorting_method == "score":
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overall = (0.6 * result['relevance_score']) * similarity[correct_indices]
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results = result.loc[overall.sort_values(ascending=False).index].head(limit)
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elif sorting_method == "date_new":
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results = result.sort_values(by="created_at", ascending=False).head(limit)
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elif sorting_method == "date_old":
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results = result.sort_values(by="created_at", ascending=True).head(limit)
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return results, len(result)
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@ module.ui
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def searchable_ui():
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return ui.div(
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ui.h2("Tweet Suchmaschine"),
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ui.input_text("search_input", "Suche:", placeholder="Gebe Suchterm ein", value="Leipzig"),
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ui.HTML("<br>"),
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ui.HTML("<hr>"),
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ui.row(
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ui.column(6, ui.input_text("search_input", "Suche", placeholder="Gib Suchterm ein", value="Leipzig", width="100%")),
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ui.column(3,
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ui.input_select("sorting_method", "Sortierung", {"score": "Relevanz", "date_new": "Neuste Zuerst", "date_old": "Älteste Zuerst"}, selected="score", selectize=True, width="12em"),
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ui.input_select("tweet_count", "Ergebnisse", {"5": "5", "20": "20", "50": "50", "all": "alle"}, selected="5", selectize=True, width="12em"),
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style="display: flex; flex-direction: column; align-items: center; justify-content: center;"),
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style="justify-content:space-between;"
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),
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ui.output_ui(id="searchable_tweet_ui"),
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)
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@ -80,11 +100,20 @@ def searchable_server(input: Inputs, output: Outputs, session: Session):
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def searchable_tweet_ui():
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query = input.search_input()
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sorting_method = input.sorting_method()
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result_count = str(input.tweet_count())
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if result_count == "all":
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result_count = -1
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else:
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result_count = int(result_count)
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result_pd = search_query(query, 25)
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result_pd, found_tweets = search_query(query, result_count, sorting_method=sorting_method)
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style = "text-align: center;"
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tweet_ui = ui.page_fluid()
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tweet_ui = ui.page_fluid(
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ui.HTML(f"Gesamt gefundene Tweets: <b>{found_tweets}</b>"),
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ui.HTML("<hr><br>"),
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)
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if result_pd is None:
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return ui.div(
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@ -99,25 +128,47 @@ def searchable_server(input: Inputs, output: Outputs, session: Session):
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tweet_text = re.sub(link_regex, replace_link, tweet_text)
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tweet_text = re.sub(hashtag_regex, replace_hastag, tweet_text)
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tweet_link = f"https://twitter.com/{row['handle']}/status/{row['tweet_id']}"
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user_handle = row['handle']
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user_name = row['user_name']
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tweet_ui.append(
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ui.div(
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ui.row(
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ui.column(6, ui.markdown(
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f"**{row['user_name']}** *@{row['handle']}*"), style=style + "padding-top: 0.5em;"),
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ui.column(6, ui.p(f"{row['created_at']}"), style=style + "padding-top: 0.5em;"),
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ui.column(6, ui.HTML(
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f"<b>{user_name}</b> <a href='https://twitter.com/{user_handle}' style='text-decoration: none;'>@{user_handle}</a>"), style=style + "padding-top: 1.5em; "),
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ui.column(6, ui.p(f"{row['created_at']}"), style=style + "padding-top: 1.5em;"),
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),
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ui.row(
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ui.column(12, ui.div(ui.HTML(tweet_text), style=style + "font-size: 20px; margin: 1em; padding: 0.25em; border: 1px solid #bbb;")),
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ui.column(12, ui.HTML("<hr>"),
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ui.HTML(f"""
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<style type="text/css">
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.box {{
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cursor: pointer;
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text-align: center;
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font-size: 20px;
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padding-left: 1.5em;
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padding-right: 1.5em;
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}}
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.box:hover {{
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opacity: 0.7;
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background: #eee;
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}}
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</style>
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<div class="box"; onclick="location.href='{tweet_link}';">{tweet_text}</div></a>
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"""),
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ui.HTML("<hr>")),
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),
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ui.row(
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ui.column(3, ui.HTML(reply_html_svg), ui.p(
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f"{row['reply_count']}"), style=style, title="Anzahl Antworten"),
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f"{row['reply_count']}"), style=style, title="Antworten"),
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ui.column(3, ui.HTML(retweet_html_svg), ui.p(
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f"{row['retweet_count']}"), style=style, title="Anzahl Retweets"),
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f"{row['retweet_count']}"), style=style, title="Retweets"),
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ui.column(3, ui.HTML(like_html_svg), ui.p(
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f"{row['like_count']}"), style=style, title="Anzahl Likes"),
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f"{row['like_count']}"), style=style, title="Likes"),
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ui.column(3, ui.HTML(quote_count_svg), ui.p(
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f"{row['quote_count']}"), style=style, title="Anzahl Quotes"),
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f"{row['quote_count']}"), style=style, title="Quotes"),
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), style="border: 2px solid #119; margin-bottom: 1.5em; border-radius: 10px;"))
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return tweet_ui
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