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PHP網(wǎng)頁游戲?qū)W習(xí)之Xnova(ogame)源碼解讀(十五)

 更新時間:2014年06月30日 11:05:56   作者:鐵船長  
這篇文章主要介紹了PHP網(wǎng)頁游戲Xnova(ogame)源碼解讀的艦隊活動頁面處理流程,需要的朋友可以參考下

十八、艦隊活動(FlyingFleetHandler.php)

在前文中我們曾經(jīng)初步研究過艦隊活動的源碼,提到過艦隊活動的觸發(fā)?,F(xiàn)在我進(jìn)一步分析Xnova中艦隊活動,這些在本質(zhì)上是由玩家觸發(fā)的,并不是由定時器在進(jìn)行定時計算。艦隊活動的觸發(fā)是在common.php中進(jìn)行的,所以入口就在這文件中,代碼如下:

//檢查是否有到達(dá)目的地的艦隊
$_fleets = doquery("SELECT * FROM {{table}} WHERE 'fleet_start_time' <= '".time()."';", 'fleets'); // OR fleet_end_time <= ".time()
//循環(huán)處理每個艦隊
while ($row = mysql_fetch_array($_fleets)) {
$array        = array();
$array['galaxy']   = $row['fleet_start_galaxy'];
$array['system']   = $row['fleet_start_system'];
$array['planet']   = $row['fleet_start_planet'];
$array['planet_type'] = $row['fleet_start_type'];
//艦隊處理函數(shù)
$temp = FlyingFleetHandler ($array);
}
//檢查是否有返回出發(fā)地的艦隊
$_fleets = doquery("SELECT * FROM {{table}} WHERE 'fleet_end_time' <= '".time()."';", 'fleets'); // OR fleet_end_time <= ".time()
//循環(huán)處理每個艦隊
while ($row = mysql_fetch_array($_fleets)) {
$array        = array();
$array['galaxy']   = $row['fleet_end_galaxy'];
$array['system']   = $row['fleet_end_system'];
$array['planet']   = $row['fleet_end_planet'];
$array['planet_type'] = $row['fleet_end_type'];
//艦隊處理函數(shù)
$temp = FlyingFleetHandler ($array);
}

大家看到了,前面這段代碼其實(shí)寫的不好,因為這里每次都會被調(diào)用,效率太低了。因此我們在這里可以進(jìn)行優(yōu)化,使每次循環(huán)只需要一個艦隊的ID傳遞給函數(shù)即可;相應(yīng)的函數(shù)也要做修改,有興趣的自己修改下。

接下來看看函數(shù)FlyingFleetHandler(),這是集中調(diào)用艦隊活動的函數(shù)。

//鎖表,防止出現(xiàn)數(shù)據(jù)不同步等問題
doquery("LOCK TABLE {{table}}lunas WRITE, {{table}}rw WRITE, 
{{table}}errors WRITE, {{table}}messages WRITE, {{table}}fleets WRITE, 
{{table}}planets WRITE, {{table}}galaxy WRITE ,{{table}}users WRITE", "");
//這里一大段就是取得艦隊數(shù)組,參數(shù)完全可以使用艦隊ID,優(yōu)化之
$QryFleet  = "SELECT * FROM {{table}} ";
$QryFleet .= "WHERE (";
$QryFleet .= "( ";
$QryFleet .= "`fleet_start_galaxy` = ". $planet['galaxy']   ." AND ";
$QryFleet .= "`fleet_start_system` = ". $planet['system']   ." AND ";
$QryFleet .= "`fleet_start_planet` = ". $planet['planet']   ." AND ";
$QryFleet .= "`fleet_start_type` = ".  $planet['planet_type'] ." ";
$QryFleet .= ") OR ( ";
$QryFleet .= "`fleet_end_galaxy` = ".  $planet['galaxy']   ." AND ";
$QryFleet .= "`fleet_end_system` = ".  $planet['system']   ." AND ";
$QryFleet .= "`fleet_end_planet` = ".  $planet['planet']   ." ) AND ";
$QryFleet .= "`fleet_end_type`= ".   $planet['planet_type'] ." ) AND ";
$QryFleet .= "( `fleet_start_time` < '". time() ."' OR `fleet_end_time` < '". time() ."' );";
$fleetquery = doquery( $QryFleet, 'fleets' );
//根據(jù)艦隊活動的目標(biāo)不同,分別進(jìn)入不同的函數(shù)處理
while ($CurrentFleet = mysql_fetch_array($fleetquery)) {
 switch ($CurrentFleet["fleet_mission"]) {
 case 1:
  // 普通攻擊
  MissionCaseAttack ( $CurrentFleet );
  break;
 case 2:
  // 這里應(yīng)該是ACS攻擊或者是其他攻擊,但是現(xiàn)在沒有用
  doquery ("DELETE FROM {{table}} WHERE `fleet_id` = '". $CurrentFleet['fleet_id'] ."';", 'fleets');
  break;
 case 3:
  // 運(yùn)輸
  MissionCaseTransport ( $CurrentFleet );
  break;
 case 4:
  // 派遣
  MissionCaseStay ( $CurrentFleet );
  break;
 case 5:
  // 聯(lián)合派遣,即ACS防御
 MissionCaseStayAlly ( $CurrentFleet );
  break;
 case 6:
  // 偵查
  MissionCaseSpy ( $CurrentFleet );
  break;
 case 7:
  // 殖民
  MissionCaseColonisation ( $CurrentFleet );
  break;
 case 8:
  // 回收
  MissionCaseRecycling ( $CurrentFleet );
  break;
 case 9:
  // 毀月,厲害了
  MissionCaseDestruction ( $CurrentFleet );
  break;
 case 10:
  // 保留 !!
 
  break;
 case 15:
  // 遠(yuǎn)征、探險
  MissionCaseExpedition ( $CurrentFleet );
  break;
 //其他情況刪除艦隊,這個是好習(xí)慣
 default: {
  doquery("DELETE FROM {{table}} WHERE `fleet_id` = '". $CurrentFleet['fleet_id'] ."';", 'fleets');
 }
 }
}
//解鎖表
doquery("UNLOCK TABLES", "");

上面的函數(shù)結(jié)構(gòu)清晰,代碼明了,注釋也講的很清楚了。

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