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from flask import Flask, redirect, render_template, request, url_for
from document_preprocessor import *
from indexing import *
from ranker import *
import pandas as pd
from image2text import *
app = Flask(__name__)
def initialize_all():
MAIN_INDEX_STEMMED = "Index_stemmed"
STOPWORD_PATH = "data/stopwords.txt"
# stopwords
stopwords = set()
with open(STOPWORD_PATH, "r", encoding="utf-8") as file:
for stopword in file:
stopwords.add(stopword.strip())
# index
main_index = BasicInvertedIndex()
main_index.load(MAIN_INDEX_STEMMED)
# processor
preprocessor = RegexTokenizer(token_regex=r"[\w\.-]+", stemming=True)
bm25 = BM25(main_index)
pipeline = Ranker(main_index, preprocessor, stopwords, bm25)
return pipeline
def get_results_all(ranker, query, top_n, args=None):
DATASET_CSV_PATH = "data/data.csv.zip"
results = ranker.query(query)
docids = [result[0] for result in results]
df = pd.read_csv(DATASET_CSV_PATH)
if args is None:
df_results = df.iloc[docids]
else:
df_results = df.iloc[docids]
for arg in args:
if arg:
arg = arg.split(",")
prompt_filter = ""
for tag in arg:
prompt_filter += (
r'df_results["prompt"].str.contains(fr"\b'
+ tag
+ r'\b", regex=True, case=False) | '
)
df_results = df_results[eval(prompt_filter[:-3])]
prompts = df_results["prompt"].tolist()[:top_n]
urls = df_results["pic_url"].tolist()[:top_n]
return prompts, urls
engine = initialize_all()
@app.route("/")
def home():
query = "A mountain in spring"
print(query)
prompts, urls = get_results_all(engine, query, 200)
result = list(zip(prompts, urls))
return render_template("index.html", result=result)
@app.route("/search", methods=["POST", "GET"])
def search():
if request.method == "POST":
query = request.form.get("query")
if not query:
query = "A mountain in spring with white cloud"
style = request.form.get("style")
scene = request.form.get("scene")
medium = request.form.get("medium")
light = request.form.get("light")
quality = request.form.get("quality")
print(query)
print(style)
print(scene)
print(medium)
print(light)
print(quality)
args = [style, scene, medium, light, quality]
prompts, urls = get_results_all(engine, query, 200, args)
result = list(zip(prompts, urls))
return render_template(
"search.html",
result=result,
query=query,
style=style,
scene=scene,
medium=medium,
light=light,
quality=quality,
)
return redirect(url_for("home"))
@app.route("/search_picture", methods=["POST", "GET"])
def search_picture():
if request.method == "POST":
query=request.files['img']
query = image2textData(query)
if not query:
query = "A mountain in spring with white cloud"
style = request.form.get("style")
scene = request.form.get("scene")
medium = request.form.get("medium")
light = request.form.get("light")
quality = request.form.get("quality")
print(query)
print(style)
print(scene)
print(medium)
print(light)
print(quality)
args = [style, scene, medium, light, quality]
prompts, urls = get_results_all(engine, query, 200, args)
result = list(zip(prompts, urls))
return render_template(
"search.html",
result=result,
query=query,
style=style,
scene=scene,
medium=medium,
light=light,
quality=quality,
)
return redirect(url_for("home"))
if __name__ == "__main__":
# engine = initialize_all()
app.run(debug=True)
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