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upgrade scraping and searching

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This commit is contained in:
Andreas Stephanides
2023-05-14 18:15:10 +02:00
parent 38a428eb52
commit fc84fdf4f6
12 changed files with 239 additions and 120 deletions
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1
html_scrapy/elastic_publish.py
View File

@@ -20,6 +20,7 @@ def check_elastic_document(element):
"text": element["text"],
"title": element["title"],
#"source": get_source(post),
"prio": element.get("prio", 1000),
"url": element["url"],
"updated_at": str(element["updated_at"])
}

32
html_scrapy/guess_date.py Normal file
View File

@@ -0,0 +1,32 @@
from datetime import datetime
from dateutil.parser import parse
import locale
from contextlib import suppress
def parse(s):
with suppress(BaseException):
date_format = '%H:%M, %d. %b. %Y'
locale.setlocale(locale.LC_TIME, 'en_US')
parsed_date = datetime.strptime(s, date_format)
return parsed_date.strftime("%Y-%m-%dT%H:%M:%S.%fZ")
with suppress(BaseException):
date_format = '%H:%M, %d. %b. %Y'
locale.setlocale(locale.LC_TIME, 'de_DE')
parsed_date = datetime.strptime(s, date_format)
return parsed_date.strftime("%Y-%m-%dT%H:%M:%S.%fZ")
with suppress(BaseException):
date_format = '%H:%M, %d. %B %Y'
locale.setlocale(locale.LC_TIME, 'de_DE')
parsed_date = datetime.strptime(s, date_format)
return parsed_date.strftime("%Y-%m-%dT%H:%M:%S.%fZ")
with suppress(BaseException):
locale.setlocale(locale.LC_TIME, 'de_DE')
parsed_date = parse(s, dayfirst=True)
return parsed_date.strftime("%Y-%m-%dT%H:%M:%S.%fZ")
return s

46
html_scrapy/spiders/fetwiki_spider.py
View File

@@ -4,11 +4,11 @@ import scrapy
import bs4
import re
import getpass
import urllib.parse
from html_scrapy.elastic_publish import push_to_index, check_elastic_document
from furl import furl
from scrapy import signals
from html_scrapy import guess_date
def publish(response: scrapy.http.response.html.HtmlResponse):
print("Response typ: %s, obj: %s" % (type(response), response))
with open("scraped_urls.log", "a+") as f:
@@ -22,6 +22,7 @@ class FetWikiSpider(SitemapSpider):
sitemap_rules = [("/", "parse_page")]
http_user = "andis"
http_pass = getpass.getpass("Passwort von FET USer andis: ")
login_url = "https://wiki.fet.at/index.php?title=Spezial:Anmelden"
pages = {}
http_auth_domain = "wiki.fet.at"
# rules = (
@@ -36,34 +37,27 @@ class FetWikiSpider(SitemapSpider):
@classmethod
def from_crawler(cls, crawler, *args, **kwargs):
spider = super(FetWikiSpider, cls).from_crawler(crawler, *args, **kwargs)
print("connect signal")
crawler.signals.connect(spider.closed_handler, signal=signals.spider_closed)
return spider
def closed_handler(self, spider,reason):
print("closing !! Handler")
print(reason)
print("found %d elements in pages" % len(spider.pages))
print("found %d elements in pages" % len(self.pages))
with open("scraped_urls.log", "a+") as f:
for id,p in spider.pages.items():
try:
output = check_elastic_document(p)
print(f"pushing: %s" % output["url"])
push_to_index(output["url"], output)
f.write(output["url"] + "\n")
except AttributeError as e:
print(e)
print(f"Error occured at id: --%s--" %id)
# do stuff here
def callback_login_done(self, response):
def callback_login_step2(self, response):
html = bs4.BeautifulSoup(response.body, "lxml")
h = html.find("h1", {"id": "firstHeading"}).text
print(f"\nlogin callback done %s\n" % h)
if h == "FET-Wiki":
if h == "FET-Wiki": # Login successful
for url in self.sitemap_urls:
yield scrapy.Request( url, self._parse_sitemap)
else:
@@ -72,12 +66,11 @@ class FetWikiSpider(SitemapSpider):
print(f"\nerrorbox %s" % h.text)
return
def callback_login(self, response):
def callback_login_step1(self, response):
print(f"\nStart Login:\n")
html = bs4.BeautifulSoup(response.body, "lxml")
token = html.find("input", {"name": "wpLoginToken"})["value"]
login_url = "https://wiki.fet.at/index.php?title=Spezial:Anmelden"
formdata = {
"wpName": self.http_user,
"wpPassword": self.http_pass,
@@ -88,22 +81,17 @@ class FetWikiSpider(SitemapSpider):
"title": "Spezial:Anmelden"
}
yield scrapy.FormRequest(
login_url,
self.login_url,
formdata=formdata,
#meta={"cookiejar": response.meta["cookiejar"]},
callback=self.callback_login_done,
callback=self.callback_login_step2,
)
def start_requests(self):
login_url = "https://wiki.fet.at/index.php?title=Spezial:Anmelden"
#self.cookie_jar = CookieJar()
yield scrapy.Request(
"https://wiki.fet.at/index.php?title=Spezial:Anmelden",
callback=self.callback_login,
self.login_url,
callback=self.callback_login_step1,
)
print(f"\nLogin done Processing Sitemap:\n")
def parse_history(self, response, id):
print(f"\n\n Parsing: %s\n" % response.url)
html = bs4.BeautifulSoup(response.body, "lxml")
@@ -111,10 +99,9 @@ class FetWikiSpider(SitemapSpider):
last = ul[0].find("a", {"class": "mw-changeslist-date"}).text
created = ul[-1].find("a", {"class": "mw-changeslist-date"}).text
d = self.pages.get(id,{})
d["published"]= created
d["updated_at"]= last
d["published"]= guess_date.parse(created)
d["updated_at"]= guess_date.parse(last)
self.pages[id]=d
return
def parse_page(self, response):
@@ -122,10 +109,9 @@ class FetWikiSpider(SitemapSpider):
html = bs4.BeautifulSoup(response.body, "lxml")
title = html.find("h1", {"id": "firstHeading"}).text.strip()
if title == "Anmeldung erforderlich":
print("login erforderlich")
yield scrapy.Request(
"https://wiki.fet.at/index.php?title=Spezial:Anmelden",
callback=self.callback_login,
callback=self.callback_login_step1,
)
print(f"Exiting Title : %s\n\n" % title)
return

11
html_scrapy/spiders/legacy_spider.py
View File

@@ -1,30 +1,22 @@
from scrapy.spiders import SitemapSpider,CrawlSpider, Rule, Spider
from scrapy.linkextractors import LinkExtractor
import pickle
import scrapy
#import redis as redis
import bs4
import re
import getpass
#r = redis.Redis(host='localhost', port=6379, password="12345678", db=0)
import pickle
import json
from html_scrapy.elastic_publish import push_to_index, check_elastic_document
def publish(response: scrapy.http.response.html.HtmlResponse):
print("Response typ: %s, obj: %s" % (type(response),response))
# r.publish("fetlegacy", pickle.dumps({"url": response.url, "body": response.body}))
# r.set(response.url, response.body)
with open("scraped_urls.log", "a+") as f:
f.write(response.url+"\n")
documents={}
class LegacySpider(CrawlSpider):
name = 'legacy_spider'
allowed_domains = ['legacy.fet.at']
@@ -112,6 +104,7 @@ class LegacySpider(CrawlSpider):
"title": d.get("name","")+ " - " + d.get("thema", {}).get("title","") + " - " + d.get("meeting",{}).get("title",""),
"text": d.get("text",""),
"raw": d.get("raw",""),
"prio": 100,
"url": "legacy.fet.at/documents/" + str(d["id"]),
"published": d["created_at"],
"updated_at": d["updated_at"]

47
httpdemo/__init__.py
View File

@@ -1,34 +1,51 @@
from fastapi import FastAPI
from fastapi.staticfiles import StaticFiles
from fastapi.templating import Jinja2Templates
from fastapi import Request
#from elasticsearch import Elasticsearch
# from elasticsearch import Elasticsearch
import sys
import elastic_transport
from searching import es_search, es_query
import json
import yaml
app = FastAPI(debug=True)
templates = Jinja2Templates(directory="./httpdemo")
#app.mount("/", StaticFiles(directory="/"))
# app.mount("/", StaticFiles(directory="/"))
@app.get("/")
def serve_home(request: Request, q: str=""):
def serve_home(request: Request, q: str = ""):
try:
resp = es_search(q)
query=es_query(q)
message = "found ...?"
except (elastic_transport.ConnectionError, elastic_transport.ConnectionTimeout) as e:
print(e,sys.stderr)
results=[]
resp={}
query={}
query = es_query(q)
message = f"found ...? %d" % len(resp["hits"]["hits"])
except (
elastic_transport.ConnectionError,
elastic_transport.ConnectionTimeout,
) as e:
print(e, sys.stderr)
results = []
resp = {}
query = {}
message = f"cannot reach the search server! : %s" % e
else:
results=resp["hits"]["hits"]
results = resp["hits"]["hits"]
templates.env.filters["json"]=lambda x: yaml.dump(dict(x))
return templates.TemplateResponse("index.html", context= {
"request": resp,"results": results,"message": message, "query": query})
templates.env.filters["json"] = lambda x: yaml.dump(dict(x))
return templates.TemplateResponse(
"index.html",
context={
"request": resp,
"results": results,
"message": message,
"query": query,
},
)
@app.get("test")
def test(request: Request):
return {"test": "test"}

4
httpdemo/index.html
View File

@@ -9,8 +9,12 @@
{% for r in results %}
<li>
<a href="https://{{r['_source']['url']}}">
{{r["_source"]["title"]|safe }}
</a>
{{r["_score"]|safe }}
{{r["sort"]|safe }}
<br /><br />
{% for hh in r["highlight"] %}
{% for h in r["highlight"][hh] %}
{{ h |safe}} <br />

12
scrap_facebook.py
View File

@@ -1,12 +0,0 @@
# https://pypi.org/project/facebook-page-scraper/
from facebook_page_scraper import Facebook_scraper
page_name = "fsmbtu"
posts_count = 20
browser = "chrome"
#proxy = "IP:PORT" #if proxy requires authentication then user:password@IP:PORT
timeout = 120 #600 seconds
headless = True
meta_ai = Facebook_scraper(page_name, posts_count, browser, timeout=timeout, headless=headless)
json_data = meta_ai.scrap_to_json()
print(json_data)

4
scrap_facebook_data.py
View File

@@ -1,4 +0,0 @@
posts = [
{"pfbid02Zpa9GaGnyh431W29SMTdMFzwCnvndgCqDuRKY4kfmLzMhVfZyf1BG2mSokE4HXCsl": {"name": "Fachschaft Maschinenbau & Verfahrenstechnik der TU Wien", "shares": 0, "reactions": {"likes": 1, "loves": 0, "wow": 0, "cares": 0, "sad": 0, "angry": 0, "haha": 0}, "reaction_count": 1, "comments": 0, "content": "Du studierst oder hast Interesse am Master Materialwissenschaften?Dann komm zum Einführungstutorium/ Semesteropening, dort kannst du deine KollegInnen kennenlernen und alle Fragen klären!Wann? 13.10. 18:00Wo? GM7 Kleiner Schiffbau#bussi", "posted_on": "2022-10-11T09:34:00", "video": [], "image": ["https://scontent-vie1-1.xx.fbcdn.net/v/t39.30808-6/311170027_629045595356569_7847357821067350500_n.jpg?stp=dst-jpg_s600x600&_nc_cat=109&ccb=1-7&_nc_sid=730e14&_nc_ohc=aKyj-g-6ZzcAX_fgezX&_nc_ht=scontent-vie1-1.xx&oh=00_AfAIA7Wm9pPltcSK1n-ZJ2DPcIUFSKdvljZ14FNp208FCg&oe=63632F0B"], "post_url": "https://www.facebook.com/fsmbtu/posts/pfbid02Zpa9GaGnyh431W29SMTdMFzwCnvndgCqDuRKY4kfmLzMhVfZyf1BG2mSokE4HXCsl?__cft__[0]=AZVKCuhSkdYgll3ZFvIsXEx0U9ybfnyKM7ua43FdC1OloGDAkzTrNwNqNI3tcmBsqUbme0jH423_h1Wvy_ec-Xj-2QZxcQy49C6VeA78y4mD8Ex_VbitnZvxkJIm0rbYwkFiCOnwBnLbUTy5bia7yQXGNVtgJixRiY8aYIgC50mPMwjf4dLZbzX2NARd-eAXx6BBhNfeScm8n4TAkEuZiTk5FaiG97WMv2_AucJshoZ72g&__tn__=%2CO%2CP-R"}},
{"pfbid094MJ3H1jaioLwm9ZBdyN4bEQHnFr8JAgpB6K7UBZ7xTqfZdfifVzvhJdgyLrwdNAl": {"name": "Fachschaft Elektrotechnik", "shares": 0, "reactions": {"likes": 17, "loves": 1, "wow": 0, "cares": 0, "sad": 0, "angry": 0, "haha": 0}, "reaction_count": 18, "comments": 0, "content": "Nach 2 Jahren Pause ist es nun wieder so weit. Wir feiern am 21.10. das 20. Fetz’n Fliegen Komm vorbei und lassen wir gemeinsam die Fetz‘n Fliegen #comeback #jubiläum #party #fetznfliegen #tuwien #semesteropening", "posted_on": "2022-10-13T12:09:00", "video": [], "image": ["https://scontent-vie1-1.xx.fbcdn.net/v/t39.30808-6/311172846_632995741860626_2839195490689716775_n.jpg?stp=dst-jpg_p526x296&_nc_cat=102&ccb=1-7&_nc_sid=730e14&_nc_ohc=5crB-6ISDf0AX-pE9Iw&_nc_oc=AQmfhBkwtkWsD_RCLws86g4MwFGNXJCU1ZnufsKI3mnZkdFla-Mx7s9SOgbIhpd2PVk&_nc_ht=scontent-vie1-1.xx&oh=00_AfDwNsC-aZ3Jhxbeok5P9Bvf0IpIvyY61sDyhl7uWK3MKg&oe=63640FE3"], "post_url": "https://www.facebook.com/FachschaftET/posts/pfbid094MJ3H1jaioLwm9ZBdyN4bEQHnFr8JAgpB6K7UBZ7xTqfZdfifVzvhJdgyLrwdNAl?__cft__[0]=AZWL_tw6LUTREPksX4y2qquFekfyKm-6l3a7UTsojWf-Ij9D8fObP55jGZUYB0QFe3zomuCLsWOeV7fTrsz6sXO6otteao4t0g0JUy6hHKeQvKNyfHB9lymnXvzwremH5sCh7CqJOQOeqlGCVtQ8Pqbcq82KGA09P5BdWyVfToNkoenUOMHxdaoso9cK-ijPG_fsn6pivRT38MdC1UXWENU3Edw4eXee92n18KvjKVhVTQ&__tn__=%2CO%2CP-R"}}
]

46
scraped_urls.log Normal file
View File

@@ -0,0 +1,46 @@
wiki.fet.at/index.php/Rezept:_Nathans_Apfelstreuselkuchen
wiki.fet.at/index.php/How_to:_Start_@_FET
wiki.fet.at/index.php/Kino
wiki.fet.at/index.php/How_to:_Kellerputz
wiki.fet.at/index.php/Schinkenfleckerl
wiki.fet.at/index.php/Waffeln
wiki.fet.at/index.php/%C3%96H-Wahl:_Wahlstand
wiki.fet.at/index.php/Keller:_Bestandsaufnahme
wiki.fet.at/index.php/M%C3%B6rderspiel
wiki.fet.at/index.php/Schl%C3%BCssel-_und_Oimlliste
wiki.fet.at/index.php/TU-Phone
wiki.fet.at/index.php/Bierbaron
wiki.fet.at/index.php/ET-Crashkurs
wiki.fet.at/index.php/%C3%96H-Wahl
wiki.fet.at/index.php/How-To_Festl
wiki.fet.at/index.php/Bouldern
wiki.fet.at/index.php/Spritzerstand
wiki.fet.at/index.php/Beratung
wiki.fet.at/index.php/Email-Anleitung
wiki.fet.at/index.php/LDAP
wiki.fet.at/index.php/Wiki-Anleitung
wiki.fet.at/index.php/User_anlegen
wiki.fet.at/index.php/Mailinglisten
wiki.fet.at/index.php/Rezept:_Nathans_Apfelstreuselkuchen
wiki.fet.at/index.php/Schinkenfleckerl
wiki.fet.at/index.php/M%C3%B6rderspiel
wiki.fet.at/index.php/How_to:_Kellerputz
wiki.fet.at/index.php/Keller:_Bestandsaufnahme
wiki.fet.at/index.php/How_to:_Start_@_FET
wiki.fet.at/index.php/Kino
wiki.fet.at/index.php/Waffeln
wiki.fet.at/index.php/%C3%96H-Wahl:_Wahlstand
wiki.fet.at/index.php/TU-Phone
wiki.fet.at/index.php/Schl%C3%BCssel-_und_Oimlliste
wiki.fet.at/index.php/Bierbaron
wiki.fet.at/index.php/%C3%96H-Wahl
wiki.fet.at/index.php/Bouldern
wiki.fet.at/index.php/Spritzerstand
wiki.fet.at/index.php/ET-Crashkurs
wiki.fet.at/index.php/How-To_Festl
wiki.fet.at/index.php/Beratung
wiki.fet.at/index.php/Wiki-Anleitung
wiki.fet.at/index.php/User_anlegen
wiki.fet.at/index.php/Email-Anleitung
wiki.fet.at/index.php/LDAP
wiki.fet.at/index.php/Mailinglisten

30
search.html Normal file
View File

@@ -0,0 +1,30 @@
<!DOCTYPE html>
<html>
<head>
<title>API Request Example</title>
</head>
<body>
<form>
<label for="input-field">Enter some text:</label>
<input type="text" id="input-field" name="input-field">
<button type="button" onclick="makeRequest()">Submit</button>
</form>
<div id="response-container"></div>
<script>
function makeRequest() {
const inputField = document.getElementById('input-field');
const inputValue = inputField.value;
fetch(`https://api.example.com/?q=${inputValue}`)
.then(response => response.json())
.then(data => {
const responseContainer = document.getElementById('response-container');
const html = `
<h2>API Response:</h2>
<pre>${JSON.stringify(data, null, 2)}</pre>
`;
responseContainer.innerHTML = html;
});
}
</script>
</body>
</html>

117
searching/__init__.py
View File

@@ -1,69 +1,94 @@
import os
from elasticsearch import Elasticsearch, helpers
import contextlib
import logging
ELASTIC_HOST = os.environ.get("ELASTIC_HOST","http://localhost:9200")
ELASTIC_PASSWORD = os.environ.get("ELASTIC_PASSWORD","*l9qNGoojiCC4n9KcZhj")
ELASTIC_QUERY = os.environ.get("ELASTIC_QUERY","Anwesend")
ELASTIC_INDEX = os.environ.get("ELASTIC_INDEX","legacy")
ELASTIC_HOST = os.environ.get("ELASTIC_HOST", "http://localhost:9200")
ELASTIC_PASSWORD = os.environ.get("ELASTIC_PASSWORD", "*l9qNGoojiCC4n9KcZhj")
ELASTIC_QUERY = os.environ.get("ELASTIC_QUERY", "Anwesend")
ELASTIC_INDEX = os.environ.get("ELASTIC_INDEX", "legacy")
# Verbinde mit Client
@contextlib.contextmanager
def es_client():
logging.debug(f"ELASIC HOST:%s" % ELASTIC_HOST)
client = Elasticsearch(ELASTIC_HOST, verify_certs=False, basic_auth=('elastic', ELASTIC_PASSWORD))
yield client
client.close()
logging.debug(f"ELASIC HOST:%s" % ELASTIC_HOST)
client = Elasticsearch(
ELASTIC_HOST, verify_certs=False, basic_auth=("elastic", ELASTIC_PASSWORD)
)
yield client
client.close()
def es_query(query:str):
query ={
"multi_match":{
"query": query,
"fields": ["title^20","title.ngrams^10","text^5","text.ngrams"],
"tie_breaker": 0.3
#"type": "most_fields"
}
def es_query(query: str):
query = {
"multi_match": {
"query": query,
"fields": ["title^20", "title.ngrams^10", "text^5", "text.ngrams"],
"tie_breaker": 0.3
# "type": "most_fields"
}
return query
}
return query
def es_highlight():
highlight = {
"fields": {
"title": {},
"text": {"fragment_size" : 150},
"title.ngrams": {},
"text.ngrams": {"fragment_size" : 150},
highlight = {
"fields": {
"title": {},
"text": {"fragment_size": 150},
"title.ngrams": {},
"text.ngrams": {"fragment_size": 150},
}
}
return highlight
}
}
return highlight
def es_search(query:str):
sorting = {
"updated_at": {"order": "desc"},
"_score": {"order": "desc"},
"prio": {"order": "desc"},
}
def es_sorting():
return {
"_script": {
"type": "number",
"script": {
"lang": "painless",
"source": "Math.log10(1+doc['updated_at'].value.toInstant().toEpochMilli()/1000000000/100) + Math.log10(1+_score)/10 + Math.log10(1+doc['prio'].value/1000) ", # * Math.log10(1+) * Math.log10(doc['prio'].value/10)" #* doc['_score'].value
},
"order": "desc",
}
}
def es_search(query: str):
with es_client() as client:
result = client.search(
index = ELASTIC_INDEX,
size=10,
query= es_query(query),
highlight = es_highlight()
index=ELASTIC_INDEX,
size=30,
query=es_query(query),
sort=es_sorting(),
highlight=es_highlight(),
)
return result
#for hit in resp["hits"]["hits"]:
# for hit in resp["hits"]["hits"]:
# print(hit)
if __name__ =="__main__":
resp = es_search(ELASTIC_QUERY)
logging.info(f"Found %d recorts in hits" % resp["hits"]["hits"])
for hit in resp["hits"]["hits"]:
print(f"\n\n%s\n%s\n%s - %s" % (
hit.get("_source",{}).get("url",""),
hit.get("_source",{}).get("title",""),
" ".join(hit.get("highlight",{}).get("title",[""])),
" ".join(hit.get("highlight",{}).get("text",[""]))
))
if __name__ == "__main__":
resp = es_search(ELASTIC_QUERY)
logging.info(f"Found %d recorts in hits" % resp["hits"]["hits"])
for hit in resp["hits"]["hits"]:
print(
f"\n\n%s\n%s\n%s - %s"
% (
hit.get("_source", {}).get("url", ""),
hit.get("_source", {}).get("title", ""),
" ".join(hit.get("highlight", {}).get("title", [""])),
" ".join(hit.get("highlight", {}).get("text", [""])),
)
)

1
searching/index.py
View File

@@ -54,6 +54,7 @@ mapping = {
"url": { "type": "text", "index": False},
"published": {"type": "date", "format": "date_optional_time"},
"updated_at": {"type": "date", "format": "date_optional_time"},
"prio": {"type": "integer"},
"raw": {
"type": "text",
"index": False