<?php
/**
* [WordHelper php生成word类库]
* @Author W_wang
* @email 1352255400@qq.com
* @DateTime 2018-07-02T14:44:58+0800
*/
class WordHelper
{
var $config = array();
var $headers = array();
var $headers_exists = array();
var $files = array();
var $boundary;
var $dir_base;
var $page_first;
/**
* [index description]
* @Author W_wang
* @email 1352255400@qq.com
* @DateTime 2018-07-02T14:44:58+0800
* @param array $data [description]
* @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 boolean $isEraseLink [是否去掉HTML内容中的链接]
* @return [type] [description]
* 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WordMake
* 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
*/
function index( $data = array() , $absolutePath = "" , $isEraseLink = true )
{
$file_name = isset($data['file_name']) ? $data['file_name'] : time();//文件名
$content = isset($data['content']) ? $data['content'] : '';//内容
//去掉链接
if ($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;
}
}
}
$this->AddContents("tmp.html",$this->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 )
$this->AddContents($files[$i],$this->GetMimeType($image),$imgcontent);
}
else
{
echo "file:".$image." not exist!<br />";
}
}
$content = $this->GetFile();
//下载文件
$mime = [
'Word2007' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
'ODText' => 'application/vnd.oasis.opendocument.text',
'RTF' => 'application/rtf',
'HTML' => 'text/html',
'PDF' => 'application/pdf',
];
header('Content-Description: File Transfer');
header('Content-Disposition: attachment; filename="'.$file_name.'.doc"');
header('Content-Type: '.$mime['Word2007']);
header('Content-Transfer-Encoding: binary');
header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
header('Expires: 0');
echo $content;die;
}
function SetHeader($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";
$
