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[Station profile] US Counties dropdown added

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This commit is contained in:
Andreas
2021-01-24 15:29:29 +01:00
parent 7fb35a0947
commit 43a78f499c
4 changed files with 92 additions and 6 deletions
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33
application/controllers/Station.php
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@@ -135,4 +135,37 @@ class Station extends CI_Controller {
redirect('station');
}
/*
* Function is used for autocompletion of Counties in the station profile form
*/
public function get_county() {
$json = [];
if(!empty($this->input->get("query"))) {
$query = isset($_GET['query']) ? $_GET['query'] : FALSE;
$county = $this->input->get("state");
$file = 'assets/json/US_counties.csv';
if (is_readable($file)) {
$lines = file($file, FILE_IGNORE_NEW_LINES);
$input = preg_quote($county, '~');
$reg = '~^'. $input .'(.*)$~';
$result = preg_grep($reg, $lines);
$json = [];
$i = 0;
foreach ($result as &$value) {
$county = explode(',', $value);
// Limit to 100 as to not slowdown browser too much
if (count($json) <= 100) {
$json[] = ["name"=>$county[1]];
}
}
}
}
header('Content-Type: application/json');
echo json_encode($json);
}
}