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2006-12-09 Benny Malengier <bm@cage.UGent.be>

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* src/PlaceUtils.py: better parsing of longitude/latitude



svn: r7772
This commit is contained in:
Don Allingham 2006-12-09 16:58:13 +00:00
parent 8d9f2232a4
commit 5ae461d017
2 changed files with 60 additions and 18 deletions
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3
ChangeLog
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@ -1,3 +1,6 @@
2006-12-09 Benny Malengier <bm@cage.UGent.be>
* src/PlaceUtils.py: better parsing of longitude/latitude
2006-12-08 Zsolt Foldvari <zfoldvar@users.sourceforge.net>
* src/glade/gramps.glade: Update Name Format Editor hint section.

65
src/PlaceUtils.py
View File

@ -114,6 +114,24 @@ def conv_lat_lon(latitude, longitude, format="D.D4"):
degs = None
error = False
#change , to . so that , input works in non , localization
#this is no problem, as a number like 100,000.20 cannot appear in
#lat/lon
try :
test = float('10,11')
except ValueError :
#change 10,11 into 10.11
#if point is already present in val, we can do nothing
if val.find(r'.') == -1 :
val = val.replace( r',',r'.')
try :
test = float('10.11')
except ValueError :
#change 10.11 into 10,11
#if comma is already present in val, we can do nothing
if val.find(r',') == -1 :
val = val.replace( r'.',r',')
try:
v = float(val) #decimal notation, now float
except ValueError:
@ -153,7 +171,11 @@ def conv_lat_lon(latitude, longitude, format="D.D4"):
if val.find(r'_') != -1:
error = True # not a valid lat or lon
val = val.replace( r'°',r'_')
#allow to input ° as #
val = val.replace( r'#',r'_')
#allow to input " as ''
val = val.replace( r"''",r'"')
#ignore spaces
val = val.replace(r'\s*', r'')
# get the degrees, must be present
if val.find(r'_') != -1:
@ -170,6 +192,7 @@ def conv_lat_lon(latitude, longitude, format="D.D4"):
# next: minutes might be present once
l2 = l[1].split(r"'")
l3 = l2
mins = 0
if len(l2) > 2:
error = True
if len(l2) == 2:
@ -183,6 +206,7 @@ def conv_lat_lon(latitude, longitude, format="D.D4"):
# next: seconds might be present once
l3 = l3[0].split(r'"')
last = l3[0]
secs = 0.
if len(l3) > 2:
error = True
if len(l3) == 2:
@ -424,7 +448,7 @@ def conv_lat_lon(latitude, longitude, format="D.D4"):
#-------------------------------------------------------------------------
if __name__ == '__main__':
def test_formats_success(lat1,lon1):
def test_formats_success(lat1,lon1, text=''):
format0 = "D.D4"
format1 = "D.D8"
format2 = "DEG"
@ -432,7 +456,7 @@ if __name__ == '__main__':
format4 = "ISO-D"
format5 = "ISO-DM"
format6 = "ISO-DMS"
print "Testing conv_lat_lon function:"
print "Testing conv_lat_lon function, "+text+':'
res1, res2 = conv_lat_lon(lat1,lon1,format0)
print lat1,lon1,"in format",format0, "is ",res1,res2
res1, res2 = conv_lat_lon(lat1,lon1,format1)
@ -448,8 +472,8 @@ if __name__ == '__main__':
res = conv_lat_lon(lat1,lon1,format6)
print lat1,lon1,"in format",format6, "is",res,"\n"
def test_formats_fail(lat1,lon1):
print "This test should make conv_lat_lon function fail:"
def test_formats_fail(lat1,lon1,text=''):
print "This test should make conv_lat_lon function fail, "+text+":"
res1, res2 = conv_lat_lon(lat1,lon1)
print lat1,lon1," fails to convert, result=", res1,res2,"\n"
@ -498,7 +522,7 @@ if __name__ == '__main__':
# extreme value not allowed
lat, lon = '90° 00\' 00.00" N', '180:00:00.00'
test_formats_fail(lat,lon)
# extreme values notallowed
# extreme values not allowed
lat, lon = '90', '180'
test_formats_fail(lat,lon)
lat, lon = ' 89°59\'60"N', ' 2°53\'W'
@ -509,24 +533,34 @@ if __name__ == '__main__':
test_formats_fail(lat,lon)
lat, lon = ' 89°40\'00"N', ' 2°53.1\'W'
test_formats_fail(lat,lon)
print "Special 0 value, crossing 0-meridian and equator"
lat, lon = '0', '0'
test_formats_success(lat,lon)
test_formats_success(lat,lon,
"Special 0 value, crossing 0-meridian and equator")
# small values close to equator
print "Examples of round off and how it begaves:"
lat, lon = ' 1°1"N', ' 1°1\'E'
test_formats_success(lat,lon)
# roundoff
lat, lon = ' 1°59.999"N', ' 1°59.999"E'
test_formats_success(lat,lon)
test_formats_success(lat,lon,'Examples of round off and how it behaves')
lat, lon = ' 1°59\'59.9999"N', ' 1°59\'59.9999"E'
test_formats_success(lat,lon)
test_formats_success(lat,lon,'Examples of round off and how it behaves')
lat, lon = '89°59\'59.9999"S', '179°59\'59.9999"W'
test_formats_success(lat,lon)
test_formats_success(lat,lon,'Examples of round off and how it behaves')
lat, lon = '89°59\'59.9999"N', '179°59\'59.9999"E'
test_formats_success(lat,lon)
test_formats_success(lat,lon,'Examples of round off and how it behaves')
#insane number of decimals:
lat, lon = '89°59\'59.99999999"N', '179°59\'59.99999999"E'
test_formats_success(lat,lon)
test_formats_success(lat,lon,'Examples of round off and how it begaves')
#recognise '' as seconds "
lat, lon = '89°59\'59.99\'\' N', '179°59\'59.99\'\'E'
test_formats_success(lat,lon, "input \" as ''")
#test localisation of , and . as delimiter
lat, lon = '50.849888888888', '2,885897222222'
test_formats_success(lat,lon, 'localisation of . and , ')
lat, lon = '89°59\'59.9999"S', '179°59\'59,9999"W'
test_formats_success(lat,lon, 'localisation of . and , ')
lat, lon = '89°59\'1.599,999"S', '179°59\'59,9999"W'
test_formats_fail(lat,lon, 'localisation of . and , ')
#rest
lat, lon = '81.2', '-182.3'
test_formats_fail(lat,lon)
@ -548,3 +582,8 @@ if __name__ == '__main__':
test_formats_success(lat,lon)
lat, lon = '+50: 0 : 1 : 1', '-2:1:2'
test_formats_fail(lat,lon)
lat, lon = '+61° 43\' 60.00"', '+17° 7\' 60.00"'
test_formats_fail(lat,lon)
lat, lon = '+61° 44\' 00.00"N', '+17° 8\' 00.00"E'
test_formats_success(lat,lon)