function IIRS_0_TIs_all($page_size = 0, $page_offset = 0)
{
//TODO: use the IIRS_0_TIs_nearby() with unlimited results
//setting sensible limit of 5000 for performance purposes
//TODO: admin warning when limit is at 4000
$TIs = IIRS_0_TIs_nearby(0, 0, '', 5000);
// required function
return $TIs;
}
function IIRS_0_TI_vicinity_match($location_latitude, $location_longitude, $location_description)
{
// returns TRUE or FALSE
// $geokml, $location_description = potential matches to test for against the database
// TIs may have identical location but different areas of interest.
// e.g. town vs. county areas but with same lat / lng
$registered = FALSE;
$TIs_nearby = IIRS_0_TIs_nearby($location_latitude, $location_longitude, $location_description);
foreach ($TIs_nearby as $town_name => $aDetails) {
/*
// compare the new TI with the nearby ones to decide if this registration is acceptable
// policy level decisions are needed to decide what duplicates are and are not acceptable
// currently this is disabled awaiting those decisions
// i think that all registrations should be accepted, even in identical locations but names should be unique
// nearby or identical locations should be encouraged to cooperate, not compete for ownership of space
// ownership of space is an abstract human concept. now, back to work :D
if ( isset($aDetails['location_description'] ) ) {
if ( strcasecmp($aDetails['location_description'], $location_description ) ) $registered = true;
}
// try to asses how close / similar the areas are
if ( isset($aDetails['geokml'] ) ) {
$geokml = $aDetails['geokml'];
//TODO: area comparison
if (false) $registered = TRUE;
}
*/
}
return $registered;
}
