46 行
1.1 KiB
PHP
46 行
1.1 KiB
PHP
<?php defined('BASEPATH') OR exit('No direct script access allowed');
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class Migration_add_dxcc_stored_proc extends CI_Migration {
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public function up(){
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$res = $this->db->query("drop procedure if exists `find_country`");
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if (!$res){
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print ("Error dropping stored proc");
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exit(0);
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}
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$sql = <<<EOF
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CREATE PROCEDURE `find_country`(
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IN callsign varchar(10),
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IN qso_date date,
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OUT country varchar(255),
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OUT dxcc_id int)
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begin
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declare calllen int default 0;
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set calllen = char_length(callsign);
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L1: while calllen >0 do
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select `entity`, `adif` into country, dxcc_id
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from dxcc_prefixes
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where `call`= substring(callsign, 1, calllen)
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and (`start` <= qso_date or `start`='0000-00-00')
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and (`end` >= qso_date or `end`='0000-00-00');
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if (FOUND_ROWS() >0) THEN
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LEAVE L1;
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else
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set calllen = calllen - 1;
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end IF;
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end WHILE;
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end
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EOF;
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$res = $this->db->query($sql);
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if (!$res){
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print ("Error setting stored proc");
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exit(0);
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}
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}
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public function down(){
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$this->db->query("drop procedure if exists `find_country`");
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}
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}
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