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首頁  >  文章  >  後端開發  >  PHP中FTP相關函數總結

PHP中FTP相關函數總結

墨辰丷
墨辰丷原創
2018-06-01 17:43:361449瀏覽

这篇文章主要介绍了PHP中FTP相关函数,涉及php操作ftp的连接、传输及文件与目录的相关操作技巧,具有一定参考借鉴价值,需要的朋友可以参考下

具体如下：

<?php
set_time_limit(0);
//转存本地地址
define(
  &#39;STORE_PATH&#39;,
  dirname(__FILE__) . &#39;/../../../../temp_data/test/&#39;
);
define(&#39;LIST_PATH&#39;, STORE_PATH . &#39;list/&#39;);
define(&#39;CHAPTER_PATH&#39;, LIST_PATH . &#39;chapter/&#39;);
define(&#39;DETAIL_PATH&#39;, LIST_PATH . &#39;detail/&#39;);
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&#39;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&#39;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 = &#39;category.xml&#39;)
{
  //获取顶级栏目
$clist = getDirListFormFtp($conn_id, $categoryDir);
$itemTPL = &#39;<Item><ID>%s</ID><Name>%s</Name></Item>&#39;;
$items=&#39;&#39;;
foreach ($clist as $key=>$value){
$items .=sprintf($itemTPL,$value[&#39;name&#39;],$value[&#39;detail&#39;]);
}
$bodyTPL=&#39;<Tofo><Class>%s</Class></Tofo>&#39;;
$data = sprintf($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 = $categoryDir.&#39;\\&#39;.$value[&#39;name&#39;];
$_secondCateorylist = getDirListFormFtp($conn_id, $_secondCateoryDir);
$listData=&#39;&#39;;
$listTPL=&#39;<Tofo><Class><ID>%s</ID><Name>%s</Name><Books>%s</Books></Class></Tofo>&#39;;
$items =&#39;<Item><ID>%s</ID><Name>%s</Name></Item>&#39;;
$listItemString=&#39;&#39;;
//获取详细书籍章节列表
foreach ($_secondCateorylist as $key=>$book){
$listItemString.=sprintf($items,$book[&#39;name&#39;], $book[&#39;detail&#39;]);
$_bookListDir = $_secondCateoryDir.&#39;\\&#39;.$book[&#39;name&#39;];
$chapters = getBook($conn_id,$_bookListDir);
//生产book章节html
getBookofChapter ($book,$chapters);
//缓存bookid和章节信息
$bookCache[$book[&#39;name&#39;]] = array(&#39;category&#39;=>$value[&#39;name&#39;],&#39;chapters&#39;=>$chapters);
}
//生成二级栏目列表页
$listData = sprintf($listTPL, $value[&#39;name&#39;], $value[&#39;detail&#39;],$listItemString);
$list_save_path = $value[&#39;name&#39;] . &#39;.xml&#39;;
  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, &#39;bookcache.php&#39;, $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 = &#39;&#39;;
$bookTPL = &#39;<Tofo><Books><ID>%s</ID><Name>%s</Name><Volumes>%s</Volumes></Books></Tofo>&#39;;
  $bookItemTPL=&#39;<Item><ID>%s</ID><Name>%s</Name></Item>&#39;;
  //<Play>%s</Play>
//<Download>%s</Download>
//,$item[&#39;downurl&#39;],$item[&#39;downurl&#39;]
  $chapterString=&#39;&#39;;
foreach ($chapters as $key=>$item){
  $chapterString.=sprintf($bookItemTPL,$item[&#39;name&#39;],$item[&#39;detail&#39;]);
  }
  //生成二级栏目列表页
$bookData = sprintf($bookTPL, $bookinfo[&#39;name&#39;], $bookinfo[&#39;detail&#39;],$chapterString);
 $book_chapter_save_path = $bookinfo[&#39;name&#39;] . &#39;.xml&#39;;
  if (! empty($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, &#39;.txt&#39; )){
}else{
$resourcesName = str_replace($_bookListDir.&#39;\\&#39;, "", $value);
$temp = preg_split ( &#39;/\./&#39;,$resourcesName);
$resourceArray[trim($temp[0])]=$resourcesName;
}
}
foreach ($buff as $key=>$value){
if(strstr( $value, &#39;.txt&#39; )){
$name = trim(str_replace(".txt","",str_replace($_bookListDir.&#39;\\&#39;, "", $value)));
$chapter[$name] = array (
&#39;name&#39; => $name,
&#39;detail&#39; => getFileContentsFormFtp ( $conn_id, $value ),
&#39;downurl&#39; =>$resourceArray[$name]
);
}
}
}
ksort($chapter , SORT_NUMERIC);
echo "\n";
var_dump(&#39;chapter index :&#39;.implode(array_keys ($chapter), &#39;,&#39;));
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 . &#39;\\&#39; . $value . &#39;.txt&#39;;
$categoryArray [] = array (&#39;name&#39; => $value, &#39;detail&#39; => getFileContentsFormFtp ( $conn_id, $path ) );
}
return $categoryArray;
}
function getFileContentsFormFtp($conn_id, $server_file) {
$_tempFileName = STORE_PATH.&#39;temp.tmp&#39;;
$content = &#39;&#39;;
try {
if (ftp_get ( $conn_id, $_tempFileName, $server_file, FTP_ASCII )) {
$content = file_get_contents ( $_tempFileName );
}
} catch (Exception $e) {
var_dump(&#39;error timeout:-----&#39;);
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&#39;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(&#39;file name :&#39;.$server_file.&#39;;content:&#39;.$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 ( &#39;/<DIR>/&#39;, $value );
$dirs [$key] = trim ( $temp [1] );
}
asort($dirs , SORT_NUMERIC);
return $dirs;
}
function dirfilter($var) {
return (strstr ( $var, &#39;<DIR>&#39; ));
}
ftp_close ( $conn_id );

总结：以上就是本篇文的全部内容，希望能对大家的学习有所帮助。

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