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R3600/modules/bibrank/lib/bibrankgkb.py
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bibrankgkb.py
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## -*- mode: python; coding: utf-8; -*-
##
## $Id$
##
## This file is part of CDS Invenio.
## Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008 CERN.
##
## CDS Invenio 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 2 of the
## License, or (at your option) any later version.
##
## CDS Invenio 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 CDS Invenio; if not, write to the Free Software Foundation, Inc.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
"""
Usage: bibrankgkb %s [options]
Examples:
bibrankgkb --input=bibrankgkb.cfg --output=test.kb
bibrankgkb -otest.kb -v9
bibrankgkb -v9
Generate options:
-i, --input=file input file, default from /etc/bibrank/bibrankgkb.cfg
-o, --output=file output file, will be placed in current folder
General options:
-h, --help print this help and exit
-V, --version print version and exit
-v, --verbose=LEVEL verbose level (from 0 to 9, default 1)
"""
__revision__ = "$Id$"
import getopt
import sys
import time
import urllib
import re
import ConfigParser
from invenio.config import CFG_ETCDIR
from invenio.dbquery import run_sql
opts_dict = {}
task_id = -1
def bibrankgkb(config):
"""Generates a .kb file based on input from the configuration file"""
if opts_dict["verbose"] >= 1:
write_message("Running: Generate Knowledgebase.")
journals = {}
journal_src = {}
i = 0
#Reading the configuration file
while config.has_option("bibrankgkb","create_%s" % i):
cfg = config.get("bibrankgkb", "create_%s" % i).split(",,")
conv = {}
temp = {}
#Input source 1, either file, www or from db
if cfg[0] == "file":
conv = get_from_source(cfg[0], cfg[1])
del cfg[0:2]
elif cfg[0] == "www":
j = 0
urls = {}
while config.has_option("bibrankgkb", cfg[1] % j):
urls[j] = config.get("bibrankgkb", cfg[1] % j)
j = j + 1
conv = get_from_source(cfg[0], (urls, cfg[2]))
del cfg[0:3]
elif cfg[0] == "db":
conv = get_from_source(cfg[0], (cfg[1], cfg[2]))
del cfg[0:3]
if not conv:
del cfg[0:2]
else:
if opts_dict["verbose"] >= 9:
write_message("Using last resource for converting values.")
#Input source 2, either file, www or from db
if cfg[0] == "file":
temp = get_from_source(cfg[0], cfg[1])
elif cfg[0] == "www":
j = 0
urls = {}
while config.has_option("bibrankgkb", cfg[1] % j):
urls[j] = config.get("bibrankgkb", cfg[1] % j)
j = j + 1
temp = get_from_source(cfg[0], (urls, cfg[2]))
elif cfg[0] == "db":
temp = get_from_source(cfg[0], (cfg[1], cfg[2]))
i = i + 1
#If a convertion file is given, the names will be converted to the correct convention
if len(conv) != 0:
if opts_dict["verbose"] >= 9:
write_message("Converting between naming conventions given.")
temp = convert(conv, temp)
if len(journals) != 0:
for element in temp.keys():
if not journals.has_key(element):
journals[element] = temp[element]
else:
journals = temp
#Writing output file
if opts_dict["output"]:
f = open(opts_dict["output"], 'w')
f.write("#Created by %s\n" % __revision__)
f.write("#Sources:\n")
for key in journals.keys():
f.write("%s---%s\n" % (key, journals[key]))
f.close()
if opts_dict["verbose"] >= 9:
write_message("Output complete: %s" % opts_dict["output"])
write_message("Number of hits: %s" % len(journals))
if opts_dict["verbose"] >= 9:
write_message("Result:")
for key in journals.keys():
write_message("%s---%s" % (key, journals[key]))
write_message("Total nr of lines: %s" % len(journals))
def showtime(timeused):
if opts_dict["verbose"] >= 9:
write_message("Time used: %d second(s)." % timeused)
def get_from_source(type, data):
"""Read a source based on the input to the function"""
datastruct = {}
if type == "db":
jvalue = run_sql(data[0])
jname = dict(run_sql(data[1]))
if opts_dict["verbose"] >= 9:
write_message("Reading data from database using SQL statements:")
write_message(jvalue)
write_message(jname)
for key, value in jvalue:
if jname.has_key(key):
key2 = jname[key].strip()
datastruct[key2] = value
#print "%s---%s" % (key2, value)
elif type == "file":
input = open(data, 'r')
if opts_dict["verbose"] >= 9:
write_message("Reading data from file: %s" % data)
data = input.readlines()
datastruct = {}
for line in data:
#print line
if not line[0:1] == "#":
key = line.strip().split("---")[0].split()
value = line.strip().split("---")[1]
datastruct[key] = value
#print "%s---%s" % (key,value)
elif type == "www":
if opts_dict["verbose"] >= 9:
write_message("Reading data from www using regexp: %s" % data[1])
write_message("Reading data from url:")
for link in data[0].keys():
if opts_dict["verbose"] >= 9:
write_message(data[0][link])
page = urllib.urlopen(data[0][link])
input = page.read()
#Using the regexp from config file
reg = re.compile(data[1])
iterator = re.finditer(reg, input)
for match in iterator:
if match.group("value"):
key = match.group("key").strip()
value = match.group("value").replace(",", ".")
datastruct[key] = value
if opts_dict["verbose"] == 9:
print "%s---%s" % (key, value)
return datastruct
def convert(convstruct, journals):
"""Converting between names"""
if len(convstruct) > 0 and len(journals) > 0:
invconvstruct = dict(map(lambda x: (x[1], x[0]), convstruct.items()))
tempjour = {}
for name in journals.keys():
if convstruct.has_key(name):
tempjour[convstruct[name]] = journals[name]
elif invconvstruct.has_key(name):
tempjour[name] = journals[name]
return tempjour
else:
return journals
def write_message(msg, stream = sys.stdout):
"""Write message and flush output stream (may be sys.stdout or sys.stderr). Useful for debugging stuff."""
if stream == sys.stdout or stream == sys.stderr:
stream.write(time.strftime("%Y-%m-%d %H:%M:%S --> ", time.localtime()))
try:
stream.write("%s\n" % msg)
except UnicodeEncodeError:
stream.write("%s\n" % msg.encode('ascii', 'backslashreplace'))
stream.flush()
else:
sys.stderr.write("Unknown stream %s. [must be sys.stdout or sys.stderr]\n" % stream)
return
def usage(code, msg=''):
"Prints usage for this module."
if msg:
sys.stderr.write("Error: %s.\n" % msg)
print >> sys.stderr, \
""" Usage: %s [options]
Examples:
%s --input=bibrankgkb.cfg --output=test.kb
%s -otest.kb -v9
%s -v9
Generate options:
-i, --input=file input file, default from /etc/bibrank/bibrankgkb.cfg
-o, --output=file output file, will be placed in current folder
General options:
-h, --help print this help and exit
-V, --version print version and exit
-v, --verbose=LEVEL verbose level (from 0 to 9, default 1)
""" % ((sys.argv[0],) * 4)
sys.exit(code)
def command_line():
global opts_dict
long_flags = ["input=", "output=", "help", "version", "verbose="]
short_flags = "i:o:hVv:"
format_string = "%Y-%m-%d %H:%M:%S"
sleeptime = ""
try:
opts, args = getopt.getopt(sys.argv[1:], short_flags, long_flags)
except getopt.GetoptError, err:
write_message(err, sys.stderr)
usage(1)
if args:
usage(1)
opts_dict = {"input": "%s/bibrank/bibrankgkb.cfg" % CFG_ETCDIR, "output":"", "verbose":1}
sched_time = time.strftime(format_string)
user = ""
try:
for opt in opts:
if opt == ("-h","") or opt == ("--help",""):
usage(1)
elif opt == ("-V","") or opt == ("--version",""):
print __revision__
sys.exit(1)
elif opt[0] in ["--input", "-i"]:
opts_dict["input"] = opt[1]
elif opt[0] in ["--output", "-o"]:
opts_dict["output"] = opt[1]
elif opt[0] in ["--verbose", "-v"]:
opts_dict["verbose"] = int(opt[1])
else:
usage(1)
startCreate = time.time()
file = opts_dict["input"]
config = ConfigParser.ConfigParser()
config.readfp(open(file))
bibrankgkb(config)
if opts_dict["verbose"] >= 9:
showtime((time.time() - startCreate))
except StandardError, e:
write_message(e, sys.stderr)
sys.exit(1)
return
def main():
command_line()
if __name__ == "__main__":
main()
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