class Controller:
"""Class to control the dictdb"""
def __init__(self) -> None:
"""Initialize the controller"""
self.db = Database()
def interact(self, args: Namespace) -> None:
"""start the interaction with the database"""
if args.add:
self.add(args.add)
if args.search:
self.search(args.search)
if args.interactive:
self.interactive()
if args.list:
self.list()
if args.edit:
self.edit(args.edit)
if args.delete:
self.delete(args.delete)
def interactive(self) -> None:
"""
Launch editor with all the entries
"""
# load all the entries into editor
entries = self.db.all()
lines = []
for line in entries:
entry = self.dict2entry(line)
lines.append(entry.get_str())
raw = editor.edit(contents="\n".join(lines))
# update all the entries from editor to db
lines = [line.strip("\n") for line in raw.decode().strip().split("\n")]
# purge db and overwrite with current copy
self.db.purge()
for line in lines:
entry = Entry(line)
if entry.is_valid():
self.db.insert(entry.get_dict())
def load_content(self, content: [str]) -> None:
"""load the given content"""
self.db.purge()
if len(content) == 0:
print("[-] Nothing to load")
return
print(f"[+] Loaded {len(content)} lines")
imported = 0
for line in content:
entry = Entry(line)
if entry.is_valid():
self.db.insert(entry.get_dict())
imported += 1
print(f"[+] Imported {imported} entries")
print(f"[+] Dictionary size : {self.db.count()}")
def list(self) -> None:
"""list all the entries in the database"""
words = self.db.all()
if not words:
print("[-] No words found in the database")
return
entries = [self.dict2entry(word) for word in words]
for entry in entries:
print(entry.get_str())
def add(self, data: str) -> None:
entry = Entry(data)
if not entry.is_valid():
# means parsing failed
print("--add requires the data in the following format")
print("--add 'word : (type) definition'")
exit()
self.db.insert(entry.get_dict())
def search(self, data: str) -> None:
results = self.db.query(data)
if not results:
print("[-] Unable to find word in db")
return
for result in results:
entry = self.dict2entry(result)
print(entry.get_str())
def delete(self, data: str) -> None:
"""Function to delete the entry"""
results = self.db.query(data)
if not results:
print("Unable to find word in db")
return
return self.db.delete(data)
def edit(self, data: str) -> None:
"""
Function to modify the existing definitions
If there are multiple word matches, all of them will be present in the editor
If there is no match, empty editor will launch, and allow you to save new entry
"""
original_words = []
content = []
for word in self.db.query(data):
entry = self.dict2entry(word)
original_words.append(entry.word)
content.append(entry.get_str())
# Launch editor with the matched entries
raw = editor.edit(contents="\n".join(content))
# acquire the new content from the editor
content = raw.decode().strip().split("\n")
new_words = []
# Update existing entries or insert new entry
for line in content:
entry = Entry(line)
if not entry.is_valid():
print(f"[-] Unable to parse the line: '{line}'")
print("[-] word : (type) definition")
else:
new_words.append(entry.word)
self.db.update(entry.get_dict())
# Check for deletions
if len(new_words) != len(original_words):
diff = set(original_words) - set(new_words)
for entry in diff:
self.db.delete(entry)
def dict2entry(self, data: dict) -> Optional[Entry]:
word = data.get("word")
definition = data.get("definition")
if word and definition:
return Entry(f"{word} : {definition}")
return None
def entry2dict(self, entry: Entry) -> Optional[Dict]:
if entry.is_valid():
return entry.get_dict()
return None
def crawl(urloc:str) -> (str,list):
db = Database(PATH)
parser = Parser()
session = connect_to_tor()
# select here to find if in db
try:
urlindb = db.isCrawled(urloc)
if len(urlindb) > 0:
# url already crawled
del urlindb
return urloc,[]
except Exception as e:
print(e)
try:
try:
r = session.get(urloc,headers=TORBUNDLEHEADER,timeout=20)
r.raise_for_status()
except Exception as err:
insert_data = {
"protocol" : "Error",
"url" : urloc,
"data" : base64.b64encode(str(err).encode()),
"lastvisit": int(time.time()),
}
try:
db.insert(insert_data)
except Exception as e:
# if urloc in db dont crawl it again and return
if "UNIQUE constraint failed" in str(e):
# update val
try:
db.update(insert_data)
except Exception as e:
pass
else:
urls = parser.urlExtractor(urloc,r.text)
protocol = urloc.split("://")[0]
insert_data = {
"protocol" : protocol,
"url" : urloc,
"data" : base64.b64encode(r.content),
"lastvisit": int(time.time()),
}
try:
db.insert(insert_data)
except Exception as e:
# if urloc in db dont crawl it again and return
if "UNIQUE constraint failed" in str(e):
# update val
try:
db.update(insert_data)
except Exception as e:
pass
retUrls = []
for key, value in urls.items():
if key == "http" or key == "https" :
# crawl only http protocol
for url in urls[key]:
tld = parser.tldExtractor(url)
# crawl only onion sites
if tld == "onion":
retUrls.append(url)
return urloc, retUrls
except Exception as e:
return urloc,[]