PHP把网页保存为word文件的三种方法

时间:2021-07-17 16:58:46

一、PHP生成word的两种思路或原理

1.利用windows下面的 com组件
2.利用PHP将内容写入doc文件之中
具体实现方法如下。

二、利用windows下面的com组件

原理:com作为PHP的一个扩展类,安装过office的服务器会自动调用word.application的com,可以自动生成文档,PHP官方文档手册:http://www.php.net/manual/en/class.com.php

使用官方实例:

 

复制代码 代码如下:
<?php
// starting word
$word = new COM("word.application") or die("Unable to instantiate Word");
echo "Loaded Word, version {$word->Version}\n";

//bring it to front
$word->Visible = 1;

//open an empty document
$word->Documents->Add();

//do some weird stuff
$word->Selection->TypeText("This is a test...");
$word->Documents[1]->SaveAs("Useless test.doc");

//closing word
$word->Quit();

//free the object
$word = null;
?>


个人建议:com实例后的方法都需要查找官方文档才知道什么意思,编辑器没有代码提示,非常不方便,另外这个效率也不是很高,不推荐使用

 

三、利用PHP将内容写入doc文件之中
这个方法又可以分为两种方法

1.生成mht格式(和HTML很相似)写入word
2.纯HTML格式写入word


1)、生成mht格式(和HTML很相似)写入word

 

复制代码 代码如下:
/**
 * 根据HTML代码获取word文档内容
 * 创建一个本质为mht的文档,该函数会分析文件内容并从远程下载页面中的图片资源
 * 该函数依赖于类MhtFileMaker
 * 该函数会分析img标签,提取src的属性值。但是,src的属性值必须被引号包围,否则不能提取
 *
 * @param string $content HTML内容
 * @param string $absolutePath 网页的绝对路径。如果HTML内容里的图片路径为相对路径,那么就需要填写这个参数,来让该函数自动填补成绝对路径。这个参数最后需要以/结束
 * @param bool $isEraseLink 是否去掉HTML内容中的链接
 */
function getWordDocument( $content , $absolutePath = "" , $isEraseLink = true )
{
    $mht = new MhtFileMaker();
    if ($isEraseLink)
        $content = preg_replace('/<a\s*.*?\s*>(\s*.*?\s*)<\/a>/i' , '$1' , $content);   //去掉链接

    $images = array();
    $files = array();
    $matches = array();
    //这个算法要求src后的属性值必须使用引号括起来
    if ( preg_match_all('/<img[.\n]*?src\s*?=\s*?[\"\'](.*?)[\"\'](.*?)\/>/i',$content ,$matches ) )
    {
        $arrPath = $matches[1];
        for ( $i=0;$i<count($arrPath);$i++)
        {
            $path = $arrPath[$i];
            $imgPath = trim( $path );
            if ( $imgPath != "" )
            {
                $files[] = $imgPath;
                if( substr($imgPath,0,7) == 'http://')
                {
                    //绝对链接,不加前缀
                }
                else
                {
                    $imgPath = $absolutePath.$imgPath;
                }
                $images[] = $imgPath;
            }
        }
    }
    $mht->AddContents("tmp.html",$mht->GetMimeType("tmp.html"),$content);

    for ( $i=0;$i<count($images);$i++)
    {
        $image = $images[$i];
        if ( @fopen($image , 'r') )
        {
            $imgcontent = @file_get_contents( $image );
            if ( $content )
                $mht->AddContents($files[$i],$mht->GetMimeType($image),$imgcontent);
        }
        else
        {
            echo "file:".$image." not exist!<br />";
        }
    }

    return $mht->GetFile();
}

 

这个函数的主要功能其实就是分析HTML代码中的所有图片地址,并且依次下载下来。获取到了图片的内容以后,调用MhtFileMaker类,将图片添加到mht文件中。具体的添加细节,封装在MhtFileMaker类中了。

使用方法1:远程调用

复制代码 代码如下:
$url= http://www.***.com;

$content = file_get_contents($url);

$fileContent = getWordDocument($content,"http://www.yoursite.com/Music/etc/");
$fp = fopen("test.doc", 'w');
fwrite($fp, $fileContent);
fclose($fp);
其中,$content变量应该是HTML源代码,后面的链接应该是能填补HTML代码中图片相对路径的URL地址

 


其中,$content变量应该是HTML源代码,后面的链接应该是能填补HTML代码中图片相对路径的URL地址

使用方法2:本地生成调用

复制代码 代码如下:

header("Cache-Control: no-cache, must-revalidate");
header("Pragma: no-cache");
$wordStr = 'PHP教程网站--jb51.net';
$fileContent = getWordDocument($wordStr);
$fileName = iconv("utf-8", "GBK", ‘PHP教程' . '_'. $intro . '_' . rand(100, 999));  
header("Content-Type: application/doc");
header("Content-Disposition: attachment; filename=" . $fileName . ".doc");
echo $fileContent;

 

注意,在使用这个函数之前,您需要先包含类MhtFileMaker,这个类可以帮助我们生成Mht文档。

 

复制代码 代码如下:
<?php
/***********************************************************************
Class:        Mht File Maker
Version:      1.2 beta
Date:         02/11/2007
Author:       Wudi <wudicgi@yahoo.de>
Description:  The class can make .mht file.
***********************************************************************/

class MhtFileMaker{
    var $config = array();
    var $headers = array();
    var $headers_exists = array();
    var $files = array();
    var $boundary;
    var $dir_base;
    var $page_first;

    function MhtFile($config = array()){

    }

    function SetHeader($header){
        $this->headers[] = $header;
        $key = strtolower(substr($header, 0, strpos($header, ':')));
        $this->headers_exists[$key] = TRUE;
    }

    function SetFrom($from){
        $this->SetHeader("From: $from");
    }

    function SetSubject($subject){
        $this->SetHeader("Subject: $subject");
    }

    function SetDate($date = NULL, $istimestamp = FALSE){
        if ($date == NULL) {
            $date = time();
        }
        if ($istimestamp == TRUE) {
            $date = date('D, d M Y H:i:s O', $date);
        }
        $this->SetHeader("Date: $date");
    }

    function SetBoundary($boundary = NULL){
        if ($boundary == NULL) {
            $this->boundary = '--' . strtoupper(md5(mt_rand())) . '_MULTIPART_MIXED';
        } else {
            $this->boundary = $boundary;
        }
    }

    function SetBaseDir($dir){
        $this->dir_base = str_replace("\\", "/", realpath($dir));
    }

    function SetFirstPage($filename){
        $this->page_first = str_replace("\\", "/", realpath("{$this->dir_base}/$filename"));
    }

    function AutoAddFiles(){
        if (!isset($this->page_first)) {
            exit ('Not set the first page.');
        }
        $filepath = str_replace($this->dir_base, '', $this->page_first);
        $filepath = 'http://mhtfile' . $filepath;
        $this->AddFile($this->page_first, $filepath, NULL);
        $this->AddDir($this->dir_base);
    }

    function AddDir($dir){
        $handle_dir = opendir($dir);
        while ($filename = readdir($handle_dir)) {
            if (($filename!='.') && ($filename!='..') && ("$dir/$filename"!=$this->page_first)) {
                if (is_dir("$dir/$filename")) {
                    $this->AddDir("$dir/$filename");
                } elseif (is_file("$dir/$filename")) {
                    $filepath = str_replace($this->dir_base, '', "$dir/$filename");
                    $filepath = 'http://mhtfile' . $filepath;
                    $this->AddFile("$dir/$filename", $filepath, NULL);
                }
            }
        }
        closedir($handle_dir);
    }

    function AddFile($filename, $filepath = NULL, $encoding = NULL){
        if ($filepath == NULL) {
            $filepath = $filename;
        }
        $mimetype = $this->GetMimeType($filename);
        $filecont = file_get_contents($filename);
        $this->AddContents($filepath, $mimetype, $filecont, $encoding);
    }

    function AddContents($filepath, $mimetype, $filecont, $encoding = NULL){
        if ($encoding == NULL) {
            $filecont = chunk_split(base64_encode($filecont), 76);
            $encoding = 'base64';
        }
        $this->files[] = array('filepath' => $filepath,
                               'mimetype' => $mimetype,
                               'filecont' => $filecont,
                               'encoding' => $encoding);
    }

    function CheckHeaders(){
        if (!array_key_exists('date', $this->headers_exists)) {
            $this->SetDate(NULL, TRUE);
        }
        if ($this->boundary == NULL) {
            $this->SetBoundary();
        }
    }

    function CheckFiles(){
        if (count($this->files) == 0) {
            return FALSE;
        } else {
            return TRUE;
        }
    }

    function GetFile(){
        $this->CheckHeaders();
        if (!$this->CheckFiles()) {
            exit ('No file was added.');
        }
        $contents = implode("\r\n", $this->headers);
        $contents .= "\r\n";
        $contents .= "MIME-Version: 1.0\r\n";
        $contents .= "Content-Type: multipart/related;\r\n";
        $contents .= "\tboundary=\"{$this->boundary}\";\r\n";
        $contents .= "\ttype=\"" . $this->files[0]['mimetype'] . "\"\r\n";
        $contents .= "X-MimeOLE: Produced By Mht File Maker v1.0 beta\r\n";
        $contents .= "\r\n";
        $contents .= "This is a multi-part message in MIME format.\r\n";
        $contents .= "\r\n";
        foreach ($this->files as $file) {
            $contents .= "--{$this->boundary}\r\n";
            $contents .= "Content-Type: $file[mimetype]\r\n";
            $contents .= "Content-Transfer-Encoding: $file[encoding]\r\n";
            $contents .= "Content-Location: $file[filepath]\r\n";
            $contents .= "\r\n";
            $contents .= $file['filecont'];
            $contents .= "\r\n";
        }
        $contents .= "--{$this->boundary}--\r\n";
        return $contents;
    }

    function MakeFile($filename){
        $contents = $this->GetFile();
        $fp = fopen($filename, 'w');
        fwrite($fp, $contents);
        fclose($fp);
    }

    function GetMimeType($filename){
        $pathinfo = pathinfo($filename);
        switch ($pathinfo['extension']) {
            case 'htm': $mimetype = 'text/html'; break;
            case 'html': $mimetype = 'text/html'; break;
            case 'txt': $mimetype = 'text/plain'; break;
            case 'cgi': $mimetype = 'text/plain'; break;
            case 'php': $mimetype = 'text/plain'; break;
            case 'css': $mimetype = 'text/css'; break;
            case 'jpg': $mimetype = 'image/jpeg'; break;
            case 'jpeg': $mimetype = 'image/jpeg'; break;
            case 'jpe': $mimetype = 'image/jpeg'; break;
            case 'gif': $mimetype = 'image/gif'; break;
            case 'png': $mimetype = 'image/png'; break;
            default: $mimetype = 'application/octet-stream'; break;
        }
        return $mimetype;
    }
}
?>

 

点评:这种方法的缺点是不支持批量生成下载,因为一个页面只能有一个header,(无论远程使用还是本地生成声明header页面只能输出一个header),即使你循环生成,结果还是只有一个word生成(当然你可以修改上面的方式来实现)

2.纯HTML格式写入word

原理:

利用ob_start把html页面先存储起来(解决一下页面多个header问题,可以批量生成),然后在写入doc文档内容利用

代码:

复制代码 代码如下:
<?php
class word
{
    function start()
    {
        ob_start();
        echo '<html xmlns:o="urn:schemas-microsoft-com:office:office"
        xmlns:w="urn:schemas-microsoft-com:office:word"
        xmlns="http://www.w3.org/TR/REC-html40">';
    }
    function save($path)
    {

        echo "</html>";
        $data = ob_get_contents();
        ob_end_clean();

        $this->wirtefile ($path,$data);
    }

    function wirtefile ($fn,$data)
    {
        $fp=fopen($fn,"wb");
        fwrite($fp,$data);
        fclose($fp);
    }
}

 

复制代码 代码如下:
$html = '
<table width=600 cellpadding="6" cellspacing="1" bgcolor="#336699">
<tr bgcolor="White">
  <td>PHP10086</td>
  <td><a href="https://www.zzvips.com" target="_blank" >https://www.zzvips.com</a></td>
</tr>
<tr bgcolor="red">
  <td>PHP10086</td>
  <td><a href="https://www.zzvips.com" target="_blank" >https://www.zzvips.com</a></td>
</tr>
<tr bgcolor="White">
  <td colspan=2 >
  PHP10086<br>
  最靠谱的PHP技术分享网站
  <img src="http://www.zzvips.com/wp-content/themes/WPortal-Blue/images/logo.gif">
  </td>
</tr>
</table>
';

//批量生成
for($i=1;$i<=3;$i++){
    $word = new word();
    $word->start();
    //$html = "aaa".$i;
    $wordname = 'PHP教程网站--jb51.net'.$i.".doc";
    echo $html;
    $word->save($wordname);
    ob_flush();//每次执行前刷新缓存
    flush();
}


个人点评:这种方法效果最好,原因有三个:

 

第一代码比较简洁,很容易理解
第二是支持批量生成word(这个很重要)
第三是支持完整的html代码