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PHP的FTP相关函数

2013年07月01日 ⁄ 综合 ⁄ 共 5733字 ⁄ 字号 评论关闭

<?php
set_time_limit(0);  
//转存本地地址
define(
    'STORE_PATH', 
    dirname(__FILE__) . '/../../../../temp_data/test/'
);
define('LIST_PATH', STORE_PATH . 'list/');
define('CHAPTER_PATH', LIST_PATH . 'chapter/');
define('DETAIL_PATH', LIST_PATH . 'detail/');
createFolder(STORE_PATH);
createFolder(LIST_PATH);
createFolder(CHAPTER_PATH);
createFolder(DETAIL_PATH);

$ftp_server = "ip";
$ftp_user = "anonymous";
$ftp_pass = "anonymous";

$conn_id = ftp_connect ( $ftp_server ) or die ( "Couldn't connect to $ftp_server" );

if (@ftp_login ( $conn_id, $ftp_user, $ftp_pass )) {
echo "Connected as $ftp_user@$ftp_server\n";
} else {
echo "Couldn't connect as $ftp_user\n";
}
ftp_pasv($conn_id, true);

/** 
 * 创建文件并写入内容
 * 
 * @param string $path     path/
 * @param string $fileName filename
 * @param string $data     content
 * 
 * @return string 返回路径
 */
function createFile ($path, $fileName, $data)
{
    if (empty($data)) {
        return false;
    }
    file_put_contents($path . $fileName, $data);
    return $path . $fileName;
}

/**
 * 创建目录
 * 
 * @param string $path path
 * 
 * @return no
 */
function createFolder ($path)
{
    if (! file_exists($path)) {
        createFolder(dirname($path));
        if (mkdir($path, 0777)) {
            echo "\n dir not find ,make dir " . dirname($path) . " is ok!";
        } else {
            echo "\n dir not find ,make dir " . dirname($path) . " is fail!";
        }
    }
}
/**
 * 抓取电子书籍的类别
 * 
 * @param string $xmlUrl       xml地址
 * @param string $saveFileName 文件名称
 * 
 * @return string 返回路径
 */
function getClassXml ($conn_id,$categoryDir, $saveFileName = 'category.xml')
{
    //获取顶级栏目
$clist = getDirListFormFtp($conn_id, $categoryDir);

$itemTPL = '<Item><ID>%s</ID><Name>%s</Name></Item>';
$items='';
foreach ($clist as $key=>$value){
$items .=sprintf($itemTPL,$value['name'],$value['detail']);
}
$bodyTPL='<Tofo><Class>%s</Class></Tofo>';
$data = sprintf($bodyTPL,$items);
    echo "\n".createFile(STORE_PATH, $saveFileName, $data);
}

set_time_limit(0);
$start_time = time();
$bookCache=array();
$categoryDir = "\\tingshu\\web";
getClassXml($conn_id,$categoryDir);
//获取顶级栏目
$clist = getDirListFormFtp($conn_id, $categoryDir);   
//获取二级栏目分类
foreach ($clist as $key=>$value){
$_secondCateoryDir = $categoryDir.'\\'.$value['name'];
$_secondCateorylist = getDirListFormFtp($conn_id, $_secondCateoryDir);

$listData='';
$listTPL='<Tofo><Class><ID>%s</ID><Name>%s</Name><Books>%s</Books></Class></Tofo>';

$items ='<Item><ID>%s</ID><Name>%s</Name></Item>';
$listItemString='';
//获取详细书籍章节列表
foreach ($_secondCateorylist as $key=>$book){
$listItemString.=sprintf($items,$book['name'], $book['detail']);

$_bookListDir = $_secondCateoryDir.'\\'.$book['name'];
$chapters = getBook($conn_id,$_bookListDir);
//生产book章节html
getBookofChapter ($book,$chapters);
//缓存bookid和章节信息
$bookCache[$book['name']] = array('category'=>$value['name'],'chapters'=>$chapters);
}
//生成二级栏目列表页
$listData = sprintf($listTPL, $value['name'], $value['detail'],$listItemString);
$list_save_path = $value['name'] . '.xml';
    echo "\n".createFile(LIST_PATH, $list_save_path, $listData);
}

$arrString = "<?php \n \$bookCache=".var_export($bookCache, true).";\n?>";
echo "\n建立缓存文件:".createFile(STORE_PATH, 'bookcache.php', $arrString);

/**
 * 抓取书籍章节信息
 * 
 * @param array $bookIds 书籍章节信息
 * 
 * @return boolean 返回是否抓取成功
 */
function getBookofChapter ($bookinfo,$chapters)
{
    if (! is_array($chapters)) {
        return false;
    }
    $bookData = '';
$bookTPL = '<Tofo><Books><ID>%s</ID><Name>%s</Name><Volumes>%s</Volumes></Books></Tofo>';
    $bookItemTPL='<Item><ID>%s</ID><Name>%s</Name></Item>';
    //<Play>%s</Play>
//<Download>%s</Download>
//,$item['downurl'],$item['downurl']
    $chapterString='';
foreach ($chapters as $key=>$item){
    $chapterString.=sprintf($bookItemTPL,$item['name'],$item['detail']);
    }
    //生成二级栏目列表页
$bookData = sprintf($bookTPL, $bookinfo['name'], $bookinfo['detail'],$chapterString);
  $book_chapter_save_path = $bookinfo['name'] . '.xml';
    if (! empty($bookData)) {
        echo "\n".createFile(CHAPTER_PATH, $book_chapter_save_path, $bookData);
    }
    return true;
}

function getBook($conn_id,$_bookListDir){
$chapter=array();
$buff = ftp_nlist ( $conn_id, $_bookListDir );
if(is_array($buff)){
$resourceArray = array();
foreach ($buff as $key=>$value){
if(strstr( $value, '.txt' )){

}else{
$resourcesName = str_replace($_bookListDir.'\\', "", $value);
$temp = preg_split ( '/\./',$resourcesName);
$resourceArray[trim($temp[0])]=$resourcesName;
}
}
foreach ($buff as $key=>$value){
if(strstr( $value, '.txt' )){
$name = trim(str_replace(".txt","",str_replace($_bookListDir.'\\', "", $value)));
$chapter[$name] =  array (
'name' => $name, 
'detail' => getFileContentsFormFtp ( $conn_id, $value ), 
'downurl' =>$resourceArray[$name]
);
}

}
}
ksort($chapter , SORT_NUMERIC);
echo "\n";
var_dump('chapter index :'.implode(array_keys ($chapter), ','));
echo "\n";
return $chapter;
}

function getDirListFormFtp($conn_id, $categoryDir) {
$categoryArray = array ();
$dirs = getDirNameFormFtp ( $conn_id, $categoryDir );

//获取分类描述
foreach ( $dirs as $key => $value ) {
$path = $categoryDir . '\\' . $value . '.txt';
$categoryArray [] = array ('name' => $value, 'detail' => getFileContentsFormFtp ( $conn_id, $path ) );
}

return $categoryArray;

}

function getFileContentsFormFtp($conn_id, $server_file) {
$_tempFileName = STORE_PATH.'temp.tmp';
$content = '';
try {
if (ftp_get ( $conn_id, $_tempFileName, $server_file, FTP_ASCII )) {
$content = file_get_contents ( $_tempFileName );
}
} catch (Exception $e) {
var_dump('error timeout:-----');
global $ftp_server;
$conn_id = ftp_connect ( $ftp_server );
if (@ftp_login ( $conn_id, $ftp_user, $ftp_pass )) {
echo "Connected as $ftp_user@$ftp_server\n";
} else {
echo "Couldn't connect as $ftp_user\n";
}
ftp_pasv($conn_id, true);
if (ftp_get ( $conn_id, $_tempFileName, $server_file, FTP_ASCII )) {
$content = file_get_contents ( $_tempFileName );
}
}

$content = iconv ( "GBK", "UTF-8//IGNORE", trim($content) );
echo "\n";
var_dump('file name :'.$server_file.';content:'.$content);
return $content;
}

function getDirNameFormFtp($conn_id, $dirString) {
$buff = ftp_rawlist ( $conn_id, $dirString );
$dirs = array_filter ( $buff, "dirfilter" );
foreach ( $dirs as $key => $value ) {
$temp = preg_split ( '/<DIR>/', $value );
$dirs [$key] = trim ( $temp [1] );
}
asort($dirs , SORT_NUMERIC);

return $dirs;
}

function dirfilter($var) {
return (strstr ( $var, '<DIR>' ));
}

ftp_close ( $conn_id );

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