def get_all_docs():
try:
data = []
cursor = db.cnx.cursor()
query = "SELECT * FROM doc_tbl"
cursor.execute(query)
for row in cursor:
data.append({
'docid': row[0],
'docname': row[1],
'author': row[2],
'path': row[3],
'year': row[4],
'intro': row[5],
'hidden': row[6],
'content': open(row[3], 'r').read()
})
cursor.close()
return utils.create_res_obj(data)
except Exception as e:
return utils.create_res_obj(
{
'traceback': traceback.format_exc(),
'msg': "{}".format(e.args)
},
success=False)
def restore_doc(docname):
try:
cursor = db.cnx.cursor()
query = ("SELECT docid FROM doc_tbl WHERE docname=%s")
data = (docname, )
cursor.execute(query, data)
docid = cursor.fetchone()[0]
query = ("SELECT * FROM hidden_files WHERE docid = %s")
data = (docid, )
cursor.execute(query, data)
row_count = cursor.rowcount
if row_count == -1:
x = cursor.fetchall()
cursor = db.cnx.cursor()
query = ("DELETE FROM hidden_files WHERE docid = %s")
data = (docid, )
cursor.execute(query, data)
query = ("UPDATE doc_tbl SET hidden = 0 WHERE docid = %s ")
data = (docid, )
cursor.execute(query, data)
db.cnx.commit()
data = [{'file_restored': 'True'}]
else:
data = [{'file_restored': 'False'}]
cursor.close()
return utils.create_res_obj(data)
except Exception as e:
return utils.create_res_obj(
{
'traceback': traceback.format_exc(),
'msg': "{}".format(e.args)
},
success=False)
def init():
try:
api_handler.db.init_db()
return utils.create_res_obj({'status': 'init success'})
except Exception as e:
return utils.create_res_obj(
{
'traceback': traceback.format_exc(),
'msg': "{}".format(e.args)
},
success=False)
def delete_doc(docname):
try:
postid_list = []
query = ("SELECT path FROM doc_tbl WHERE docname=%s")
data = (docname, )
doc_path = db.run_query(query, data, one=True)[0]
query = ("SELECT docid FROM doc_tbl WHERE path=%s")
data = (doc_path, )
docid = db.run_query(query, data, one=True)[0]
query = ("SELECT postid FROM postfiletable WHERE docid=%s")
data = (docid, )
for row in db.run_query(query, data):
postid_list.append(row[0])
for postid in postid_list:
query = ("SELECT hit FROM indextable WHERE postid=%s")
data = (postid, )
hit = db.run_query(query, data, one=True)[0]
if hit == 1:
query = ("DELETE FROM indextable WHERE postid=%s")
data = (postid, )
db.run_query(query, data, commit=True)
else:
new_hit = hit - 1
query = (
"UPDATE `indextable` SET `hit` = {} WHERE `indextable`.`postid` = %s"
).format(str(new_hit))
data = (postid, )
db.run_query(query, data, commit=True)
query = ("DELETE FROM postfiletable WHERE docid=%s")
data = (docid, )
db.run_query(query, data, commit=True)
query = ("DELETE FROM doc_tbl WHERE docid=%s")
data = (docid, )
db.run_query(query, data, commit=True)
query = ("DELETE FROM hidden_files WHERE docid=%s")
data = (docid, )
db.run_query(query, data, commit=True)
if os.path.exists(doc_path):
os.remove(doc_path)
return utils.create_res_obj(data)
except Exception as e:
return utils.create_res_obj(
{
'traceback': traceback.format_exc(),
'msg': "{}".format(e.args)
},
success=False)
def getfile(filename):
try:
x = api_handler.getfile(filename)
x = jsonify(x)
return x
except Exception as e:
return utils.create_res_obj(
{
'traceback': traceback.format_exc(),
'msg': "{}".format(e.args)
},
success=False)
def getfile(docname):
query = ("SELECT * FROM doc_tbl WHERE docname=%s")
data = (docname, )
try:
row = db.run_query(query, data, one=True)
db.disconnect()
return utils.create_res_obj({
'docid': row[0],
'docname': row[1],
'author': row[2],
'path': row[3],
'year': row[4],
'intro': row[5],
'hidden': row[6],
'content': open(row[3], 'r').read()
})
except Exception as e:
return utils.create_res_obj(
{
'traceback': traceback.format_exc(),
'msg': "{}".format(e.args)
},
success=False)
def drop_all_tables(self):
cursor = self.cnx.cursor()
tables_names = self.get_all_tables()
for table_name in tables_names:
str = ''.join(table_name)
try:
cursor.execute("drop table " + str)
except Exception as e:
return utils.create_res_obj(
{
'traceback': traceback.format_exc(),
'msg': "{}".format(e.args),
'text': "DROP TABLE failed WITH TABLE {} ".format(str)
},
success=False)
def res_query(query):
class MyTransformer(ast.NodeTransformer):
def visit_Str(self, node):
return ast.Set(words_dict[node.s])
try:
data = []
hidden_files = list_hidden_files()
operator = ['OR', 'AND', 'NOT']
data = []
query = query.replace("\'", "'")
# check for more than one operator in a row
splited_query = query.split()
duplicate_op_counter = 0
for first in operator:
for second in operator:
if not is_in_order(first, second, splited_query):
duplicate_op_counter += 1
if duplicate_op_counter < 9:
# bad query detect
for op in operator:
query = re.sub(r'\b' + op + r'\b', ' ', query)
tmp_quote = ''
quotes_string = re.findall(r'"([^"]*)"', query)
if quotes_string:
for text in quotes_string:
if len(text.split()) > 1:
words_in_quotes = text.split()
for item in words_in_quotes:
tmp_quote += ' \"' + item + '\" '
query = query.replace('\"{}\"'.format(text), tmp_quote, 1)
tmp_quote = ''
# check for terms only without operators
tmp_query = re.sub(' +', ' ', query)
if tmp_query.endswith(' AND') or tmp_query.endswith(
' OR') or tmp_query.endswith(' NOT'):
tmp_query = query.replace('AND',
'').replace('OR', '').replace('NOT', '')
if not query.replace(')', '').replace('(', '').replace(
'AND', '').replace('OR', '').replace('NOT', '').replace(
'"', '').strip():
query = 'error'
if not ((findWholeWord(operator[0])(query)) or
(findWholeWord(operator[1])(query)) or
(findWholeWord(operator[2])(query))):
query = query.strip()
query = ' OR '.join(query.split())
tmp_query = re.split(r'(OR|AND|NOT)',
query) # split to text OP text OP text
new_query = ''
for text in tmp_query:
if text in operator:
new_query += text + ' '
continue
if len(text.split()) > 1:
# if len(text.replace('(', '').replace(')', '').split()) > 1:
new_query += '('
for word in text.split():
new_query += word + ' OR '
new_query = new_query[:-3]
new_query += ') '
else:
new_query += text
# remove stop list terms
query = new_query
quotes_words_indexs = []
for word in new_query.split():
for term in conf.STOP_LIST:
tmp_word = word.replace(')', '').replace('(',
'').replace('"', '')
if term == tmp_word:
if word[0] == '\"' and word[-1] == '\"':
quotes_words_indexs = [
(m.start(0), m.end(0))
for m in re.finditer(r'\b{}\b'.format(term), query)
]
if quotes_words_indexs:
for tup in quotes_words_indexs:
if query[tup[0] -
1] == '\"' and query[tup[1]] == '\"':
query = query[:tup[0] -
1] + '$' + query[tup[0]:]
query = query[:tup[1]] + '$' + query[
tup[1] + 1:]
break
else:
continue
else:
quotes_words_indexs = [
(m.start(0), m.end(0)) for m in re.finditer(
r'\b{}\b'.format(tmp_word), query)
]
# query = new_query.replace(tmp_word, 'STOPPED')
for tup in quotes_words_indexs:
if query[tup[0] - 1] == '$':
continue
else:
start = query[:tup[0]]
mid = ' stoppedword '
end = query[tup[1] + 1:]
query_helper = start + mid + end
query = query_helper
break
quotes_words_indexs = []
query = re.sub(' +', ' ', query)
query = query.replace('$', ' ')
# careful
query = query.replace('\"', '')
tmp_query = query.replace(')', '').replace('(', '').replace(
'AND', '').replace('OR', '').replace('NOT', '')
tmp_query = tmp_query.lower()
words_list = tmp_query.split()
words_list_in_quotes = [
'\'' + re.sub("'", "\\'", w) + '\'' for w in words_list
]
words_dict = {}
for i in range(len(words_list)):
words_dict[words_list[i]] = words_list_in_quotes[i]
processed_query = ''
for item in query.split():
if item.lower() in words_dict:
processed_query += words_dict[item.lower()]
elif item.replace(')', '').lower() in words_dict:
b = item.count(')')
processed_query += words_dict[item.replace(')', '').lower()]
processed_query += b * ')'
elif item.replace('(', '').lower() in words_dict:
b = item.count('(')
processed_query += b * '('
processed_query += words_dict[item.replace('(', '').lower()]
else:
processed_query += item
processed_query += ' '
for k, v in words_dict.items():
if k == 'stoppedword':
ast_list = create_ast_list([])
else:
doc_list = get_doc_list_by_term(k, hidden_files, words_list)
ast_list = create_ast_list(doc_list)
words_dict[k] = ast_list
words_dict = dict(
{k.replace('*', ''): v
for k, v in words_dict.items()})
words_list = list([word.replace('*', '') for word in words_list])
processed_query = processed_query.replace('*', '')
processed_query = processed_query.replace('AND', '&')
processed_query = processed_query.replace('OR', '|')
processed_query = processed_query.replace('NOT', '-')
input_code = ast.parse(processed_query, mode='eval')
MyTransformer().visit(input_code)
fixed = ast.fix_missing_locations(input_code)
code = compile(fixed, '<string>', 'eval')
result = eval(code)
result = list(result)
ranked_doc = _rank(result, words_list)
sorted_by_rank = sorted(ranked_doc, key=lambda tup: tup[1])
sorted_docit = [tup[0] for tup in sorted_by_rank]
sorted_docit = sorted_docit[::-1]
result = sorted_docit
for doc_id in result:
data.append(get_data_by_docid(doc_id, words_list))
return utils.create_res_obj(data)
except Exception as e:
return utils.create_res_obj(
{
'traceback': traceback.format_exc(),
'msg': "{}".format(e.args)
},
success=False)
