buku/markit
Arun Prakash Jana db63d3f44b 1. Add option to delete single entry
2. Support both HTTP and HTTPS connections based on URL
3. Merged add and update options
4. Print exception info

Signed-off-by: Arun Prakash Jana <engineerarun@gmail.com>
2015-11-07 18:59:38 +05:30

320 lines
9.5 KiB
Python
Executable File

#!/usr/bin/python3
#
# Bookmark management utility
#
# Copyright (C) 2015 Arun Prakash Jana <engineerarun@gmail.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with markit. If not, see <http://www.gnu.org/licenses/>.
import sys
import os
import sqlite3
from getopt import getopt, GetoptError
import readline
import webbrowser
import html.parser as HTMLParser
from http.client import HTTPConnection
from http.client import HTTPSConnection
# Globals
addurl = False
online = False
deletedb = False
showdb = False
search = False
entry = None
updatedb = False
def usage():
print("Usage: markit [OPTIONS] KEYWORDS...")
print("Bookmark manager. Your private Google.\n")
print("Options")
print(" -a URL tag entry1, tag entry2, ... add a bookmark")
print(" -d N delete entry at index N")
print(" -D delete ALL bookmarks")
print(" -o fetch title info from web")
print(" -p print all bookmarks")
print(" -s string(s) search all bookmarks for a (partial) tag or keyword")
print(" -u N update entry at index N (from output of -p)")
print(" you can either add or update or delete in one instance")
print(" any other input shows help and exits markit\n")
print("Version 0.1")
print("Copyright (C) 2015 Arun Prakash Jana <engineerarun@gmail.com>")
print("Webpage: https://github.com/jarun/markit")
sys.exit(1)
def initdb():
# Create a connection
conn = sqlite3.connect('bookmarks.db')
cur = conn.cursor()
# Create table if it doesn't exist
cur.execute('''CREATE TABLE if not exists bookmarks
(id integer PRIMARY KEY AUTOINCREMENT, URL text NOT NULL UNIQUE, tags text, metadata text)''')
conn.commit()
return (conn, cur)
def AddUpdateEntry(conn, cur, keywords, entry):
global online
tags = ','
url = keywords[0]
for tag in keywords[1:]:
if tags[-1] == ",":
tags += tag
else:
tags += " " + tag
if tags[-1] != ",":
tags += ","
meta = ''
if online == True:
secure = True
if url.find("https://") >= 0:
server = url[8:]
elif url.find("http://") >= 0:
secure = False
server = url[7:]
else:
online = False
if online == True:
marker = server.find("/")
if marker > 0:
server = server[:marker]
try:
print("server: [%s]" % server)
if secure == True:
urlconn = HTTPSConnection(server, timeout=30)
else:
urlconn = HTTPConnection(server, timeout=30)
print("URL: [%s]" % url)
urlconn.request("GET", url)
resp = urlconn.getresponse()
if resp.status != 200:
print("ERROR:", str(resp.status), ": ", resp.reason)
meta = ''
else:
parser = BMHTMLParser()
parser.feed(resp.read().decode('utf-8'))
if parser.data != None and parser.data.find("Error") < 0:
meta = parser.data
except Exception as e:
print("Exception: %s" % e)
meta = ''
finally:
urlconn.close()
print("meta: [%s]" % meta)
if entry == None: # Add a new entry
try:
cur.execute('INSERT INTO bookmarks(URL, tags, metadata) VALUES (?, ?, ?)', (url, tags, meta,))
conn.commit()
except sqlite3.IntegrityError:
print("URL already exists")
else: # Update an existing entry
try:
cur.execute("UPDATE bookmarks SET URL = ?, tags = ?, metadata = ? WHERE id = ?", (url, tags, meta, int(entry),))
conn.commit()
if cur.rowcount == 1:
print("Updated")
else:
print("No matching index")
except sqlite3.IntegrityError:
print("URL already exists")
def searchdb(cur, keywords):
searchtag = ''
searchkey = keywords[0]
for token in keywords:
searchtag += token + " "
searchtag = ',' + searchtag[0:-1] + ','
count = 0
results = []
for row in cur.execute("SELECT url, metadata FROM bookmarks WHERE tags LIKE ('%' || ? || '%') \
OR tags LIKE ('%' || ? || '%') \
OR URL LIKE ('%' || ? || '%') \
OR metadata LIKE ('%' || ? || '%')", (searchtag, searchkey, searchkey, searchkey,)):
results.append(row[0])
count += 1
print("\x1B[1m\x1B[93m%d. \x1B[0m\x1B[92m%s\x1B[0m\n\t%s" % (count, row[0], row[1]))
if count == 0:
return
while True:
nav = input("Index number to open: ")
if is_int(nav):
index = int(nav) - 1
if index < 0:
print("Index out of bound.")
continue
try:
_stderr = os.dup(2)
os.close(2)
_stdout = os.dup(1)
os.close(1)
fd = os.open(os.devnull, os.O_RDWR)
os.dup2(fd, 2)
os.dup2(fd, 1)
try:
webbrowser.open(results[int(nav) - 1])
finally:
os.close(fd)
os.dup2(_stderr, 2)
os.dup2(_stdout, 1)
except IndexError:
print("Index out of bound.")
else:
break
def cleardb(conn, cur, entry):
if entry == None: # Remove the table
cur.execute('DROP TABLE if exists bookmarks')
conn.commit()
else: # Remove a single entry
try:
cur.execute("DELETE FROM bookmarks WHERE id = ?", (int(entry),))
conn.commit()
if cur.rowcount == 1:
print("Removed")
else:
print("No matching index")
except IndexError:
print("Index out of bound.")
def printtable(cur):
for row in cur.execute('SELECT * FROM bookmarks'):
print("\x1B[1m\x1B[93m%s. \x1B[0m\x1B[92m%s\x1B[0m\n\t[TAGS] %s\n\t[META] %s" % (row[0], row[1], row[2][1:-1], row[3]))
def is_int(string):
try:
int(string)
return True
except:
return False
class BMHTMLParser(HTMLParser.HTMLParser):
def __init__(self):
HTMLParser.HTMLParser.__init__(self)
self.inTitle = False
self.data = ""
self.lasttag = None
def handle_starttag(self, tag, attrs):
self.inTitle = False
if tag == "title":
self.inTitle = True
self.lasttag = tag
def handle_endtag(self, tag):
if tag == "title":
self.inTitle = False
def handle_data(self, data):
if self.lasttag == "title" and self.inTitle == True:
self.data += data
# Main starts here
# ----------------
optlist = None
keywords = None
if len(sys.argv) < 2:
usage()
try:
optlist, keywords = getopt(sys.argv[1:], "d:u:aDops")
if len(optlist) < 1:
usage()
for opt in optlist:
if opt[0] == "-a":
if updatedb == True or deletedb == True:
print("You can either add or update or delete in one instance\n")
usage()
addurl = True
elif opt[0] == "-d":
if addurl == True or updatedb == True:
print("You can either add or update or delete in one instance\n")
usage()
if not opt[1].isdigit():
usage()
entry = opt[1]
if int(entry) <= 0:
usage()
deletedb = True
elif opt[0] == "-D":
if addurl == True or updatedb == True:
print("You can either add or update or delete in one instance\n")
usage()
deletedb = True
elif opt[0] == "-o":
online = True
elif opt[0] == "-p":
showdb = True
elif opt[0] == "-s":
search = True
elif opt[0] == "-u":
if addurl == True or deletedb == True:
print("You can either add or update or delete in one instance\n")
usage()
if not opt[1].isdigit():
usage()
entry = opt[1]
if int(entry) <= 0:
usage()
updatedb = True
except GetoptError as e:
print("markit:", e)
sys.exit(1)
conn, cur = initdb()
if addurl == True or updatedb == True:
if len(keywords) < 1:
usage()
AddUpdateEntry(conn, cur, keywords, entry)
if search == True:
if len(keywords) < 1:
usage()
searchdb(cur, keywords)
if showdb == True:
printtable(cur)
if deletedb == True:
cleardb(conn, cur, entry)
conn.close()