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now print the 3 first pages fetched

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Mylloon 2021-08-24 12:51:15 +02:00
parent 5c4dd816f6
commit c5ea9e4f39
1 changed files with 95 additions and 26 deletions
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121
main.py
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@ -2,7 +2,7 @@ from sys import argv
from os import environ
from dotenv import load_dotenv
from cloudscraper import CloudScraper, create_scraper
from re import findall
from re import findall, sub
class Scraper:
def __init__(self, pseudo, password, app, debug = False):
@ -32,7 +32,7 @@ class Scraper:
return session
def search(self, session) -> list:
def search(self, session) -> tuple[list[dict], list[dict]]:
"""Do the research."""
if self.debug: print("Going to search page and check connection...", end = " ")
reponse = session.get(f"{self.url}/search.php", params = {"keywords": self.requested_app, "sr": "topics", "sf": "titleonly"}) # fetch results page
@ -44,9 +44,13 @@ class Scraper:
if self.debug: print(f"Fetching results for {self.requested_app}...", end = " ")
return self.parse(reponse.text)
topics = self.parse(reponse.text)
def parse(self, htmlPage: str) -> list:
self.save(topics)
return topics, self.getInfos(session, topics)
def parse(self, htmlPage: str) -> list[dict]:
"""Parse HTML reponse to a clean list"""
if "No suitable matches were found." in htmlPage:
return []
@ -55,6 +59,7 @@ class Scraper:
for i in range(0, len(elements)):
try:
_title = findall(r"class=\"topictitle\">(.*)<\/a>", elements[i])[0]
_title = sub(r" ?&amp; ?", " ", _title)
except:
_title = None
try:
@ -71,34 +76,98 @@ class Scraper:
except:
_date = None
print("\n" + elements[i] + "\n")
elements[i] = {"title": _title, "author": _author, "date": _date, "link": f"https://forum.mobilism.org/viewtopic.php?f={_link['f']}&t={_link['t']}", "linkParams": _link}
elements[i] = {"title": _title, "author": _author, "date": _date, "link": f"{self.url}/viewtopic.php?f={_link['f']}&t={_link['t']}", "linkParams": _link}
return elements
def getInfos(self, session, elements: list) -> list:
"""Go to the first n pages and get a lot of infos"""
page = 3
if self.debug: print(f"Going to the {page} first pages...", end = " ")
results = []
for i in range(0, len(elements)):
if i < page:
reponse = session.get(f"{self.url}/viewtopic.php", params = elements[i]["linkParams"]) # fetch results page
results.append(reponse)
if reponse.status_code != 200:
raise ConnectionError(self.errorFormat(code = reponse.status_code, message = f"Error while doing the search n°{i}")) # called only status code isn't 200
if self.debug: print(f"Done.")
if self.debug: print(f"Parsing results page...", end = " ")
results = self.parsingInfos(results)
if self.debug: print(f"Done.")
return results
def parsingInfos(self, elements: list) -> list[dict]:
"""Parse infos from the page of the app"""
for i in range(0, len(elements)):
elements[i] = elements[i].text
if "Download Instructions" not in elements[i]:
elements[i] = {"changelogs": None, "downloadLinks": None}
continue
try:
_changelogs = findall(r"What's New:</span> ?<br />(.*)<br /><br /><span style=\"c|font-weight: bold\">T", elements[i])[0]
if len(_changelogs) < 2: # if result none, trying other method
_changelogs = findall(r"What's New:</span> ?<br />(.*)<br /><br /><span style=\"font-weight: bold\">T", elements[i])[0]
except:
_changelogs = "No changelog found."
try:
_downloadLinks = findall(r"Download Instructions:</span> ?<br />(.*|[\s\S]*)<br /><br />Trouble downloading|</a></div>", elements[i])[0]
if len(_downloadLinks) < 2:# if result none, trying other method
_downloadLinks = findall(r"Download Instructions:</span> ?<br />(.*|[\s\S]*)</a></div>", elements[i])[0]
except:
_downloadLinks = None
_downloadLinks = sub(r"\n|<a class=\"postlink\" href=\"|\(Closed Filehost\) ?|<span style=\"font-weight: bold\">|</span>|\">(\S*)</a>", "", _downloadLinks)
_downloadLinks = sub(r"<br />\n?", "\n", _downloadLinks)
_downloadLinks = sub(r"Mirrors(?!:)|Mirror(?!s)(?!:)", "Mirror:", _downloadLinks)
elements[i] = {"changelogs": _changelogs, "downloadLinks": _downloadLinks}
return elements
def prettyPrint(self, topics: tuple[list[dict], list[dict]]):
"""Show a pretty message with all the specialized infos"""
topics, topicsInfos = topics
print("\n")
result = []
for i in range(0, len(topicsInfos)):
result.append({
"title": topics[i]["title"],
"author": topics[i]["author"],
"date": topics[i]["date"],
"changelogs": str(topicsInfos[i]["changelogs"]).replace("<br />", "\n"),
"downloadLinks": topicsInfos[i]["downloadLinks"]
})
print(f"Title: {result[i]['title']}\n")
print(f"Author: {result[i]['author']}\n")
print(f"Date of release: {result[i]['date']}\n")
print(f"Changelogs: \n{result[i]['changelogs']}\n")
print(f"Download links: \n{result[i]['downloadLinks']}")
print("\n\n---\n")
return result
def work(self) -> str:
"""Call all the others methods."""
session = self.connect()
topics = self.search(session)
return self.prettyPrint(self.search(self.connect()))
return topics
def save(elements):
"""Save all the results parsed to a CSV file."""
taille = len(elements)
if taille == 0:
print("Aucun élément n'a été trouvé avec la recherche.")
return
filename = "results.csv"
with open(filename, "w") as f:
topCSV = list(elements[0].keys()) # create a copy of the first element keys
topCSV.remove("linkParams") # remove linkParams
f.write(";".join(topCSV))
f.write("\n")
for element in elements:
if element != "linkParams":
f.write(";".join(str(e) for e in list(element.values())[:-1]))
def save(self, elements):
"""Save all the results parsed to a CSV file."""
taille = len(elements)
if taille == 0:
print("Aucun élément n'a été trouvé avec la recherche.")
return
filename = "results.csv"
with open(filename, "w") as f:
topCSV = list(elements[0].keys()) # create a copy of the first element keys
topCSV.remove("linkParams") # remove linkParams
f.write(";".join(topCSV))
f.write("\n")
print(f"{taille} éléments ont étés enrengistés dans le fichier {filename}.")
for element in elements:
if element != "linkParams":
f.write(";".join(str(e) for e in list(element.values())[:-1]))
f.write("\n")
print(f"{taille} éléments ont étés enrengistés dans le fichier {filename}.")
if __name__ == "__main__":
argv = argv[1:]
@ -121,6 +190,6 @@ if __name__ == "__main__":
argv = argv[-2:]
else: # if it failed again there is a problem
raise KeyError
save(Scraper(pseudoMobilism, passwordMobilism, " ".join([n for n in argv]), debug).work()) # call the work() function
Scraper(pseudoMobilism, passwordMobilism, " ".join([n for n in argv]), debug).work() # call the work() function
except KeyError:
print('Please fill in the username and password (with quotes) by args or with .env file and give an app to retrieve.')