Código: Selecionar todos
//-----------------7
FUNCTION GetGeocode( cAddress, cKey)
LOCAL cCoordinates:= "", nLatitude:= 0, nLongitude:= 0
LOCAL cUrl, oUrl, oClient, cChunk, cData
//1600+Amphitheatre+Parkway,+Mountain+View,+CA
cAddress:= STRTRAN( cAddress, " ", "+" )
cUrl:= "https://maps.googleapis.com/maps/api/geocode/xml?key="+cKey+"&address="+ALLTRIM(cAddress)+"&sensor=false"
oUrl := TUrl():New( cUrl )
oClient := TIPClientHTTP():new( oUrl )
IF oClient:Open()
cChunk:= oClient:Read()
cData:= ""
WHILE !EMPTY( cChunk )
cData+= cChunk
cChunk:= oClient:Read()
ENDDO
IF LEN( cData ) > 0
cCoordinates:= getTAG( "geometry", cData )
cCoordinates:= getTAG( "location", cCoordinates )
nLatitude:= VAL( getTAG( "lat", cCoordinates ) )
nLongitude:= VAL( getTAG( "lng", cCoordinates ) )
ENDIF
oClient:Close()
ENDIF
RETURN { nLatitude, nLongitude }
//------------------------
FUNCTION getTAG(xtag,xml)
LOCAL xret, xpos, xini:= 1, xfim
xpos:= HB_AT("<"+xtag+">",xml,xini)
IF EMPTY( xpos )
xpos:= HB_AT("<"+xtag+" ",xml,xini)
ENDIF
IF xpos > 0
xpos:= xpos+LEN(xtag)+2
xfim:= HB_AT("</"+xtag+">",xml,xpos)
xret:= SUBS(xml,xpos,xfim-xpos)
ELSE
xret:= ""
ENDIF
RETURN xret
