536 lines
16 KiB
Python
Executable File
536 lines
16 KiB
Python
Executable File
#!/usr/bin/python3
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#
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# Bookmark management utility
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#
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# Copyright (C) 2015 Arun Prakash Jana <engineerarun@gmail.com>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with markit. If not, see <http://www.gnu.org/licenses/>.
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import sys
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import os
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import sqlite3
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from getopt import getopt, GetoptError
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import readline
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import webbrowser
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import html.parser as HTMLParser
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from http.client import HTTPConnection
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from http.client import HTTPSConnection
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from urllib.parse import urljoin, unquote
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# Globals
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addurl = False
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addindex = None
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online = False
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delete = False
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openurl = None
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show = False
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showindex = None
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search = False
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entry = None
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update = False
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debug = False
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titleData = None
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# Show usage of markit and exit
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def usage():
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print("Usage: markit [OPTIONS] KEYWORDS...")
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print("Bookmark manager. Your private Google.\n")
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print("Options")
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print(" -a URL tag 1, tag 2, ... add URL as bookmark with comma separated tags")
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print(" -d N delete entry at DB index N (from -P output)")
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print(" -D delete ALL bookmarks")
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print(" -i N insert entry at DB index N, useful to fill deleted index")
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print(" -o N open URL at DB index N in browser")
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print(" -p N show details of bookmark record at DB index N")
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print(" -P show all bookmarks along with index from DB")
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print(" -s keyword(s) search all bookmarks for a (partial) tag or each keyword")
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print(" -u N update entry at DB index N")
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print(" -w fetch title info from web, works with -a, -i, -u")
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print(" -z show debug information")
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print(" you can either add or update or delete in one instance")
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print(" any other option shows help and exits markit\n")
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print("Keys")
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print(" 1-N open Nth search result in browser. Enter exits markit.\n")
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print("Version 1.2")
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print("Copyright (C) 2015 Arun Prakash Jana <engineerarun@gmail.com>")
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print("Webpage: https://github.com/jarun/markit")
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sys.exit(1)
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# Initialize the database connection
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# Create bookmarks table is not existing
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def initdb():
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dbpath = os.path.join(os.environ.get('HOME'), '.cache', 'markit')
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if not os.path.exists(dbpath):
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os.makedirs(dbpath)
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# Create a connection
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conn = sqlite3.connect(os.path.join(dbpath, 'bookmarks.db'))
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cur = conn.cursor()
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# Create table if it doesn't exist
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cur.execute('''CREATE TABLE if not exists bookmarks \
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(id integer PRIMARY KEY, URL text NOT NULL UNIQUE, metadata text, tags text)''')
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conn.commit()
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return (conn, cur)
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# Add a new bookmark or update an existing record at index
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def AddUpdateEntry(conn, cur, keywords, index):
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global online
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tags = ','
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url = keywords[0]
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if len(keywords) > 1:
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for tag in keywords[1:]:
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if tags[-1] == ",":
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tags += tag
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else:
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tags += " " + tag
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if tags[-1] != ",":
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tags += ","
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meta = ''
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if online == True:
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secure = True
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if url.find("https://") >= 0:
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server = url[8:]
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elif url.find("http://") >= 0:
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secure = False
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server = url[7:]
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else:
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online = False
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if online == True:
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marker = server.find("/")
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if marker > 0:
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fetchurl = server[marker:]
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server = server[:marker]
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else:
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fetchurl = url
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try:
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if debug:
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print("server: [%s]" % server)
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if secure == True:
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urlconn = HTTPSConnection(server, timeout=30)
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else:
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urlconn = HTTPConnection(server, timeout=30)
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if debug:
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print("URL: [%s]" % fetchurl)
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urlconn.request("GET", fetchurl)
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resp = urlconn.getresponse()
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if resp.status != 200:
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# Handle first redirection
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if resp.status in (301,302,):
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if debug:
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print(resp.getheader('location', ''))
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redirurl = urljoin(url, resp.getheader('location', ''))
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if redirurl.find("sorry/IndexRedirect?") >= 0:
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print("ERROR: Connection blocked due to unusual activity.")
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else:
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urlconn.close()
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secure = False
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if url.find("https://") >= 0:
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secure = True
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if secure == True:
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server = redirurl[8:]
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marker = server.find("/")
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if marker > 0:
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server = server[:marker]
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urlconn = HTTPSConnection(server, timeout=30)
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else:
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server = redirurl[7:]
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marker = server.find("/")
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if marker > 0:
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server = server[:marker]
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urlconn = HTTPConnection(server, timeout=30)
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if debug:
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print("Redir server: [%s]" % server)
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print("Redir URL: [%s]" % redirurl)
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urlconn.request("GET", redirurl)
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resp = urlconn.getresponse()
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if resp.status != 200:
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print("ERROR on retry:", str(resp.status), ": ", resp.reason)
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meta = ''
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else:
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getTitleData(resp)
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if titleData != None:
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meta = titleData
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else: # if resp.status in (301,302,):
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print("ERROR:", str(resp.status), ": ", resp.reason)
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meta = ''
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else: # if resp.status != 200:
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getTitleData(resp)
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if titleData != None:
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meta = titleData
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except Exception as e:
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print("Exception: %s" % e)
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meta = ''
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finally:
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urlconn.close()
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if online == True:
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meta = meta.strip().replace("\n","")
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print("Title: [%s]" % meta)
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if index == None: # Insert a new entry
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try:
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if addindex == None: # addindex is index number to insert record at
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cur.execute('INSERT INTO bookmarks(URL, metadata, tags) VALUES (?, ?, ?)', (url, meta, tags,))
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else:
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cur.execute('INSERT INTO bookmarks(id, URL, metadata, tags) VALUES (?, ?, ?, ?)', (int(addindex), url, meta, tags,))
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conn.commit()
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print("Added at index %d" % cur.lastrowid)
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except sqlite3.IntegrityError:
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for row in cur.execute("SELECT id from bookmarks where URL LIKE ?", (url,)):
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print("URL already exists at index %s" % row[0])
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return
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print("Index %s exists" % addindex)
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else: # Update an existing entry
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try:
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cur.execute("UPDATE bookmarks SET URL = ?, metadata = ?, tags = ? WHERE id = ?", (url, meta, tags, int(index),))
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conn.commit()
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if cur.rowcount == 1:
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print("Updated")
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else:
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print("No matching index")
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except sqlite3.IntegrityError:
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print("URL already exists")
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# Search the database for a tag or mathcing URL or Title info
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def searchdb(cur, keywords):
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searchtag = ''
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for token in keywords:
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searchtag += token + " "
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searchtag = searchtag[0:-1]
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arguments = []
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arguments.append(searchtag)
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placeholder = "'%' || ? || '%'"
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query = "SELECT url, metadata, tags FROM bookmarks WHERE tags LIKE (%s)" % placeholder
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for token in keywords:
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query += " OR URL LIKE (%s) OR metadata LIKE (%s)" % (placeholder, placeholder)
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arguments.append(token)
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arguments.append(token)
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if debug:
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print("%s, (%s)" % (query, arguments))
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count = 0
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results = []
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for row in cur.execute(query, arguments):
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results.append(row[0])
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count += 1
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print("\x1B[1m\x1B[93m%d. \x1B[0m\x1B[92m%s\x1B[0m\n\t%s\n\t\x1B[91m[TAGS]\x1B[0m %s" % (count, row[0], row[1], row[2][1:-1]))
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if count == 0:
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return
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print("")
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while True:
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nav = input("Index number to open: ")
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if is_int(nav):
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index = int(nav) - 1
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if index < 0:
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print("Index out of bound")
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continue
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try:
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openurl = unquote(results[int(nav) - 1])
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browser_open(openurl)
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except IndexError:
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print("Index out of bound")
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else:
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break
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# Delete a single record or remove the table
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def cleardb(conn, cur, index):
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if index == None: # Remove the table
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cur.execute('DROP TABLE if exists bookmarks')
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conn.commit()
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else: # Remove a single entry
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try:
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cur.execute("DELETE FROM bookmarks WHERE id = ?", (int(index),))
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conn.commit()
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if cur.rowcount == 1:
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print("Removed")
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else:
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print("No matching index")
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except IndexError:
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print("Index out of bound")
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# Print all records in the table
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def printdb(cur, index):
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if index == None: # Show all entries
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for row in cur.execute('SELECT * FROM bookmarks'):
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print("\x1B[1m\x1B[93m%s. \x1B[0m\x1B[92m%s\x1B[0m\n\t%s\n\t\x1B[91m[TAGS]\x1B[0m %s" % (row[0], row[1], row[2], row[3][1:-1]))
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else: # Show record at index
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try:
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for row in cur.execute("SELECT * FROM bookmarks WHERE id = ?", (int(index),)):
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print("\x1B[1m\x1B[93m%s. \x1B[0m\x1B[92m%s\x1B[0m\n\t%s\n\t\x1B[91m[TAGS]\x1B[0m %s" % (row[0], row[1], row[2], row[3][1:-1]))
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return
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print("No matching index")
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except IndexError:
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print("Index out of bound")
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# Fetch index and open URL in browser
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def fetchopen(index):
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try:
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for row in cur.execute("SELECT URL FROM bookmarks WHERE id = ?", (int(index),)):
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url = unquote(row[0])
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browser_open(url)
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return
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print("No matching index")
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except IndexError:
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print("Index out of bound")
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# Check if a value is a digit
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def is_int(string):
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try:
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int(string)
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return True
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except:
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return False
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# Fetch titleData from GET response
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def getTitleData(resp):
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charset = ''
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charset = resp.headers.get_content_charset()
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if charset == None:
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charset = 'utf-8'
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if debug:
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print(charset)
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titleData = None
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parser = BMHTMLParser()
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try:
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if charset == 'utf-8':
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parser.feed(resp.read().decode(charset, "replace"))
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else:
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parser.feed(resp.read().decode(charset))
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except Exception as e:
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if debug:
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print("Exception: %s" % e)
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# Parse HTML page for Title info
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class BMHTMLParser(HTMLParser.HTMLParser):
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def __init__(self):
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HTMLParser.HTMLParser.__init__(self)
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self.inTitle = False
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self.data = ""
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self.lasttag = None
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def handle_starttag(self, tag, attrs):
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self.inTitle = False
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if tag == "title":
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self.inTitle = True
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self.lasttag = tag
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def handle_endtag(self, tag):
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global titleData
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if tag == "title":
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self.inTitle = False
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if self.data != None:
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titleData = self.data
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self.reset() # We have received title data, exit parsing
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def handle_data(self, data):
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if self.lasttag == "title" and self.inTitle == True:
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self.data += data
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# Open a URL in browser
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def browser_open(url):
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url = url.replace("%22", "\"")
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_stderr = os.dup(2)
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os.close(2)
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_stdout = os.dup(1)
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os.close(1)
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fd = os.open(os.devnull, os.O_RDWR)
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os.dup2(fd, 2)
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os.dup2(fd, 1)
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try:
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webbrowser.open(url)
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except Exception as e:
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print("Browser Exception: %s" % e)
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finally:
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os.close(fd)
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os.dup2(_stderr, 2)
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os.dup2(_stdout, 1)
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# Main starts here
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# ----------------
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optlist = None
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keywords = None
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if len(sys.argv) < 2:
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usage()
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# Check cmdline options
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try:
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optlist, keywords = getopt(sys.argv[1:], "d:i:o:p:u:aDPswz")
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if len(optlist) < 1:
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usage()
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for opt in optlist:
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if opt[0] == "-a":
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if update == True or delete == True:
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print("You can either add or update or delete in one instance\n")
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usage()
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addurl = True
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elif opt[0] == "-d":
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if addurl == True or update == True:
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print("You can either add or update or delete in one instance\n")
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usage()
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if not opt[1].isdigit():
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usage()
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entry = opt[1]
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if int(entry) <= 0:
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usage()
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delete = True
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elif opt[0] == "-D":
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if addurl == True or update == True:
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print("You can either add or update or delete in one instance\n")
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usage()
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delete = True
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elif opt[0] == "-i":
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if update == True or delete == True:
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print("You can either add or update or delete in one instance\n")
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usage()
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if not opt[1].isdigit():
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usage()
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addindex = opt[1]
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if int(addindex) <= 0:
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usage()
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addurl = True
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elif opt[0] == "-o":
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if not opt[1].isdigit():
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usage()
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openurl = opt[1]
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if int(openurl) <= 0:
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usage()
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elif opt[0] == "-p":
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if not opt[1].isdigit():
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usage()
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showindex = opt[1]
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if int(showindex) <= 0:
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usage()
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show = True
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elif opt[0] == "-P":
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show = True
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elif opt[0] == "-s":
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search = True
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elif opt[0] == "-u":
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if addurl == True or delete == True:
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print("You can either add or update or delete in one instance\n")
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usage()
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if not opt[1].isdigit():
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usage()
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entry = opt[1]
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if int(entry) <= 0:
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usage()
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update = True
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elif opt[0] == "-w":
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online = True
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elif opt[0] == "-z":
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debug = True
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except GetoptError as e:
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print("markit:", e)
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sys.exit(1)
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# Initilize the database and get handles
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conn, cur = initdb()
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# To insert (-i) a new record at user-defined index, -a option is must
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if addindex != None and addurl == False:
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conn.close()
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usage()
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# Call add or update record
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if addurl == True or update == True:
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if len(keywords) < 1:
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conn.close()
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usage()
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AddUpdateEntry(conn, cur, keywords, entry)
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# Search tags, URLs, Title info
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if search == True:
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if len(keywords) < 1:
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conn.close()
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usage()
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searchdb(cur, keywords)
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# Print all records
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if show == True:
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printdb(cur, showindex)
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# Open URL in browser
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if openurl != None:
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fetchopen(openurl)
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# Remove a single record of all records
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if delete == True:
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cleardb(conn, cur, entry)
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# Close the connection before exiting
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conn.close()
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