#!/usr/local/bin/python2.7
#
# Basic program to import GeoRSS points into FoxtrotGPS as points of interest
#
# Copyright 2009 Paul Wise
#
# Permission is hereby granted, free of charge, to any person
# obtaining a copy of this software and associated documentation
# files (the "Software"), to deal in the Software without
# restriction, including without limitation the rights to use,
# copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following
# conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
# OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.

import os
import sys
import random
import sqlite3
import feedparser
from BeautifulSoup import BeautifulSoup, BeautifulStoneSoup

def link2txt(a):
	a_text = ''.join(a).strip()

	if a['href'][0] == '/':
		a['href'] = 'http://maps.google.com%s' % a['href']

	if a_text == '':
		return a['href']

	if a_text.lower() == a['href'].lower():
		return a['href']

	return '%s (%s)' % (a_text,a['href'])


poi = []

con = sqlite3.connect(os.path.expanduser('~/.foxtrotgps/poi.db'))
cur = con.cursor()

for arg in sys.argv[1:]:
	for e in feedparser.parse(arg).entries:
		if e.has_key('georss_point'):
			(lat, lon) = e.georss_point.split()
		elif e.has_key('gml_pos'):
			(lat, lon) = e.gml_pos.split()
		elif e.has_key('gml_polygon'):
			total_lat = 0
			total_lon = 0
			total_points = 0
			for line in e.gml_poslist.splitlines():
				(lat, lon) = line.strip().split()
				total_lat += float(lat)
				total_lon += float(lon)
				total_points += 1
			lat = total_lat/total_points
			lon = total_lon/total_points
		else:
			print 'georss2poi: warning: %s: unhandled feed item (not a point): %s' % (arg, e.title)
			continue
		rand1 = random.randint(100000000,1000000000)
		rand2 = random.randint(100000000,1000000000)
		rand = '%s%s' % (rand1,rand2)
		desc = e.description
		soup = BeautifulSoup(desc,convertEntities=BeautifulStoneSoup.HTML_ENTITIES,smartQuotesTo=None)
		[img.extract() for img in soup.findAll('img')]
		[br.replaceWith('\n') for br in soup.findAll('br')]
		[a.replaceWith(link2txt(a)) for a in soup.findAll('a')]
		desc = ''.join(soup.findAll(text=True)).strip()
		poi.append((rand,lat,lon,e.title,desc))

cur.executemany('INSERT INTO poi (idmd5,lat,lon,keywords,desc,visibility,cat,subcat,price_range,extended_open) VALUES (?,?,?,?,?,1.0,0.0,0.0,1.0,0.0)', poi)

con.commit()
con.close()
