Tad 教材網 - 線上書籍

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1041 XOOPS模組開發
==============

```
<pre class="brush:php;highlight:[11,19,21,22,28];">
<?php

function xoops_module_update_tad_ebook(&$module, $old_version) {
    GLOBAL $xoopsDB;

mk_dir(XOOPS_ROOT_PATH.'/uploads/tad_ebook');
    mk_dir(XOOPS_ROOT_PATH.'/uploads/tad_ebook/file');
    mk_dir(XOOPS_ROOT_PATH.'/uploads/tad_ebook/image');
    mk_dir(XOOPS_ROOT_PATH.'/uploads/tad_ebook/flash');

if(chk_chk1()) go_update1();

return true;
}

//檢查某欄位是否存在
function chk_chk1(){
	global $xoopsDB;
	$sql="select count(`ebook_content`) from ".$xoopsDB->prefix("tad_ebook");
	$result=$xoopsDB->query($sql);
	if(empty($result)) return true;
	return fasle;
}

//執行更新
function go_update1(){
	global $xoopsDB;
	$sql="ALTER TABLE ".$xoopsDB->prefix("tad_ebook")." ADD `ebook_content` text NOT NULL COMMENT '內容介紹'";
	$xoopsDB->queryF($sql) or redirect_header(XOOPS_URL,3,  mysql_error());

return true;
}

//建立目錄
function mk_dir($dir=""){
    //若無目錄名稱秀出警告訊息
    if(empty($dir))return;
    //若目錄不存在的話建立目錄
    if (!is_dir($dir)) {
        umask(000);
        //若建立失敗秀出警告訊息
        mkdir($dir, 0777);
    }
}

//拷貝目錄
function full_copy( $source="", $target=""){
	if ( is_dir( $source ) ){
		@mkdir( $target );
		$d = dir( $source );
		while ( FALSE !== ( $entry = $d->read() ) ){
			if ( $entry == '.' || $entry == '..' ){
				continue;
			}

$Entry = $source . '/' . $entry;
			if ( is_dir( $Entry ) )	{
				full_copy( $Entry, $target . '/' . $entry );
				continue;
			}
			copy( $Entry, $target . '/' . $entry );
		}
		$d->close();
	}else{
		copy( $source, $target );
	}
}

?>
```

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