本文实例讲述了PHP中FTP相关函数。分享给大家供大家参考，具体如下：
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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);
$itemTPL = '%s %s %s %s %s %s %s %s %s %s %s %s %s %s
//%s
//,$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' => $value,$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,true);
if (ftp_get ( $conn_id,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 ) {
$temp = preg_split ( '//',$value );
$dirs [$key] = trim ( $temp [1] );
}
asort($dirs,SORT_NUMERIC);
return $dirs;
}
function dirfilter($var) {
return (strstr ( $var,'' ));
}
ftp_close ( $conn_id );
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希望本文所述对大家PHP程序设计有所帮助。
