scientific-programming-exer.../exam/ex01/db_util.py

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2019-02-21 16:14:35 +00:00
from cfg import config
def _get_page_id(title, connection):
cursor = connection.cursor()
if(config["use_sqlite"]):
cursor.execute("SELECT rowid FROM pages WHERE title=%s", (title,))
else:
cursor.execute("SELECT page_id FROM pages WHERE title=%s", (title,))
return cursor.fetchone()
def get_page_id(title, connection):
result = _get_page_id(title, connection)
if(result is not None):
return result[0]
cursor = connection.cursor()
cursor.execute("INSERT INTO pages(title) VALUES(%s)", (title,))
return _get_page_id(title, connection)[0]
def get_page_title(page_id, connection):
cursor = connection.cursor()
if(config["use_sqlite"]):
cursor.execute("SELECT title FROM pages WHERE rowid=%s", (page_id,))
else:
cursor.execute("SELECT title FROM pages WHERE page_id=%s", (page_id,))
return cursor.fetchone()[0]