def navplot(filename, firs, start_date, num_days, username, password, mapinfo):
# Calculate dates
if start_date == datetime.date.today():
utc = datetime.datetime.utcnow()
start_hour = utc.hour
start_min = utc.minute
else:
start_hour = 0
start_min = 0
end_date = start_date + datetime.timedelta(days=num_days-1)
# Create browser, get login page and login
br = mechanize.Browser()
br.open(LOGIN_URL)
br.select_form(name="mainForm")
br["j_username"] = username
br["j_password"] = password
br.submit()
# Get area brief request page
br.select_form(name="menuView:menuForm")
br.form.find_control("menuView:menuForm:_idcl").readonly = False
br["menuView:menuForm:_idcl"] = "menuView:menuForm:notam_area"
br.submit()
# Get area brief
br.select_form(name="mainForm")
br["mainForm:startValidityDay"] = [str(start_date.day)]
br["mainForm:startValidityMonth"] = [str(start_date.month-1)]
br["mainForm:startValidityYear"] = [str(start_date.year)]
br["mainForm:startValidityHour"] = [str(start_hour)]
br["mainForm:startValidityMinute"] = [str(start_min)]
br["mainForm:endValidityDay"] = [str(end_date.day)]
br["mainForm:endValidityMonth"] = [str(end_date.month-1)]
br["mainForm:endValidityYear"] = [str(end_date.year)]
br["mainForm:endValidityHour"] = ["23"]
br["mainForm:endValidityMinute"] = ["59"]
br["mainForm:traffic"] = ["V"]
br["mainForm:lowerFL"] = "000"
br["mainForm:upperFL"] = "100"
for i, fir in enumerate(firs):
br["mainForm:fir_%d" % i] = fir
response = br.submit()
# Create soup from response and then parse for NOTAMs
notam_soup = BeautifulSoup.BeautifulSoup(response.read())
notams = parse_notam_soup(notam_soup)
# Get the header text
div = notam_soup.find("div", {"id": "mainColContent"})
hdr = '\n'.join([' '.join([x.string.strip() for x in l(text=True)])
for l in div('li')])
# Create PDF document
notamdoc.notamdoc(notams, hdr, firs, start_date, num_days,
filename, mapinfo, COPYRIGHT_HOLDER)
def navplot(pdf_filename, firs, start_date, num_days, username, password,
mapinfo, mapdata):
"""Download NOTAM data from EAD Basic website, parse NOTAM data and
convert to PDF document."""
# Login to EAD
url_base = 'http://www.ead.eurocontrol.int'
url = url_base + '/publicuser/public/pu/login.do'
values = {
'user': username,
'password': password
}
data = urllib.urlencode(values)
response = urllib2.urlopen(url, data)
# Get login session id
s = re.search('jsessionid=([^"]*)', response.read())
if s is None:
raise NavplotError("Unsuccessful login")
session_id = s.group(1)
# Get applications page and search for URL path (including a new
# session id) for the NOTAM app
url = url_base + "/publicuser/protect/pu/applicationenter.do"
url = append_session_id(url, session_id)
response = urllib2.urlopen(url)
s = re.search("'Generate PIB', '([^']*)", response.read())
if s is None:
raise NavplotError("Can't get NOTAM application path")
notam_gen_path = s.group(1)
# Get the new session id
s = re.search("JSESSIONID=(.*)", notam_gen_path)
notam_session_id = s.group(1)
# Calculate duration (with adjustment if we are part way though day 1)
duration = num_days*24
if start_date==datetime.date.today():
utc = datetime.datetime.utcnow()
duration -= utc.hour + 1
start_hour = "%02d" % utc.hour
start_min = "%02d" % utc.minute
else:
start_hour = "00"
start_min = "00"
# Build POST data for NOTAM request
values = {
#'action': 'generate',
'PIBSubject': 'navplot',
'Validity/Day': start_date.strftime('%d'),
'Validity/Month': start_date.strftime('%b').upper(),
'Validity/Year': start_date.strftime('%Y'),
'Validity/Hour': start_hour,
'Validity/Minute': start_min,
'Validity/Duration': str(duration),
'Traffic': 'V',
'Purpose': 'BM',
'FlightLevel/UpperFL': '100',
'FlightLevel/LowerFL': '000',
'MessageTypeList': 'SNOWTAM',
'Controls/Aerodrome': '',
'Controls/FIR': ''
}
for n, fir in enumerate(firs):
values['SimpleGeoFilter/FIRList/FIR[%d]/ICAO' % (n+1)] = fir
# POST multipart (why???) encoded NOTAM request
url = url_base + notam_gen_path + "?action=generate"
content_type, data = encode_multipart_formdata(values)
request = urllib2.Request(url=url, data=data)
request.add_header('content-type', content_type)
response = urllib2.urlopen(request)
# POST returns the orignal page with a NOTAM PIB id value
# attribute of the HTML body
s = re.search("<IDString>([^<]*)</IDString>", response.read())
if s is None:
raise NavplotError("Can't get NOTAM page")
pib_id = s.group(1)
# Construct notam path using session and pib ID's
notam_path =\
"/ino/servlet/PIBGenerator;jsessionid=%s?PIBId=%s&PIBLayout=XML" %\
(notam_session_id, pib_id)
# Get briefing in XML format
url = url_base + notam_path
response = urllib2.urlopen(url)
xml_str = response.read()
# Logout from EAD
url = url_base + '/publicuser/public/pu/logout.do'
url = append_session_id(url, session_id)
urllib2.urlopen(url, session_id)
# Parse NOTAMS from XML
root = ET.fromstring(xml_str)
notams = parse_notams(root)
# Make header text
if len(notams):
hdr = root.find('AreaPIBHeader')
hdr_text = '%s - %s\n' % (hdr.findtext('AuthorityName'),
hdr.findtext('AuthorityTitle'))
hdr_text += 'Issued: %s\n' % hdr.findtext('Issued')
hdr_text += 'Validity: %s to %s\n' % (hdr.findtext('Validity/ValidFrom'),
hdr.findtext('Validity/ValidTo'))
hdr_text += 'Height Limits: Lower FL%s, Upper FL%s\n' %\
(hdr.findtext('FlightLevel/LowerFL'),
hdr.findtext('FlightLevel/UpperFL'))
# Build NOTAM PDF document
notamdoc.notamdoc(notams, hdr_text, firs, start_date, num_days,
pdf_filename, mapinfo, mapdata, COPYRIGHT_HOLDER)
return len(notams)
def navplot(filename, firs, start_date, num_days, username, password, mapinfo):
# Calculate dates
if start_date == datetime.date.today():
utc = datetime.datetime.utcnow()
start_hour = utc.hour
start_min = utc.minute
else:
start_hour = 0
start_min = 0
end_date = start_date + datetime.timedelta(days=num_days - 1)
# Create browser, get login page and login
br = mechanize.Browser()
br.open(LOGIN_URL)
br.select_form(name="mainForm")
br["j_username"] = username
br["j_password"] = password
br.submit()
# Get area brief request page
br.select_form(name="menuView:menuForm")
br.form.find_control("menuView:menuForm:_idcl").readonly = False
br["menuView:menuForm:_idcl"] = "menuView:menuForm:notam_area"
br.submit()
# Get area brief
br.select_form(name="mainForm")
br["mainForm:startValidityDay"] = [str(start_date.day)]
br["mainForm:startValidityMonth"] = [str(start_date.month - 1)]
br["mainForm:startValidityYear"] = [str(start_date.year)]
br["mainForm:startValidityHour"] = [str(start_hour)]
br["mainForm:startValidityMinute"] = [str(start_min)]
br["mainForm:endValidityDay"] = [str(end_date.day)]
br["mainForm:endValidityMonth"] = [str(end_date.month - 1)]
br["mainForm:endValidityYear"] = [str(end_date.year)]
br["mainForm:endValidityHour"] = ["23"]
br["mainForm:endValidityMinute"] = ["59"]
br["mainForm:traffic"] = ["V"]
br["mainForm:lowerFL"] = "000"
br["mainForm:upperFL"] = "100"
for i, fir in enumerate(firs):
br["mainForm:fir_%d" % i] = fir
response = br.submit()
# Create soup from response and then parse for NOTAMs
notam_soup = BeautifulSoup.BeautifulSoup(response.read())
notams = parse_notam_soup(notam_soup)
# Get the header text
div = notam_soup.find("div", {"id": "mainColContent"})
hdr = '\n'.join([
' '.join([x.string.strip() for x in l(text=True)]) for l in div('li')
])
# Create PDF document
notamdoc.notamdoc(notams, hdr, firs, start_date, num_days, filename,
mapinfo, COPYRIGHT_HOLDER)
