pg_query and pg_query_params can be combined into a single function. This also removes the need to construct a parameter array for pg_query_params:
<?php
function my_query($conn, $query)
{
if(func_num_args() == 2)
return pg_query($conn, $query);
$args = func_get_args();
$params = array_splice($args, 2);
return pg_query_params($conn, $query, $params);
}
?>
Usage:
<?php
/* non-parameterized example */
my_query($conn, "SELECT $val1 + $val2");
/* parameterized example */
my_query($conn, "SELECT $1 + $2", $val1, $val2);
?>