php如何将html转成word-PHP问题

资源魔 2020-10-23 20:20:24 54 0

php将html转成word的办法：起首装置zip.dll紧缩扩大；而后将规则好了的xml紧缩成一个zip包；最初把后缀名改为doc或许docx便可。

保举：《PHP视频教程》

php完成将HTML页面转换成word而且保留的办法

这里用应用到一个PHP的对象叫：PHPWord。

天生Word的原理是，将堆规则好了的xml紧缩成一个zip包，而且把后缀名改为doc或许docx便可。

以是应用PHPWord，需求你的PHP环境装置zip.dll紧缩扩大，我写了一个demo.

性能阐明：

20150507 — HTML中的<p>标签以及<ol>列表标签的猎取

20150508 — 新增猎取文章中的图片性能

20150509 — 新增行间距，而且过滤一下谬误图片

20150514 — 新增表格解决，而且将代码改为面向工具

20150519 — 新增GD库解决网络图片

require_once 'PHPWord.php';
require_once 'SimpleHtmlDom.class.php';
class Word{
 private $url;
 private $LinetextArr = array();
 public $CurrentDir;
 public $error = array(); //谬误数组
 public $filename = null;
 public $Allowtag = "p,ol,ul,table";
 /**数据统计**/
 public $DownImg = 0;
 public $expendTime = 0;
 public $HttpRequestTime = 0;
 public $ContentLen = 0;
 public $HttpRequestArr = array();
 public $expendmemory = 0;
 public function __construct($url)
 {
 $startTime = $this->_Time();
 $startMemory = $this->_memory();
 $this->url = $url;
 $UrlArr = parse_url($this->url);
 $this->host = $UrlArr["scheme"]."://".$UrlArr['host'];
 $this->CurrentDir = getcwd();
 $this->LinetextArr["table"] = array();
 $html = new simple_html_dom($this->url);
 $this->HttpRequestArr[] = $this->url;
 $this->HttpRequestTime++;
 foreach($html->find($this->Allowtag) as $key=>$value)
 {
 if($value->tag == "table")
 {
 $this->ParseTable($value,0,$this->LinetextArr["table"]);
 }
 else
 {
 $this->AnalysisHtmlDom($value);
 }
 $this->error[] = error_get_last();
 }
 $endTime = $this->_Time();
 $endMemory = $this->_memory();
 $this->expendTime = round(($endTime-$startTime),2); //微秒
 $this->expendmemory = round(($endMemory-$startMemory)/1000,2); //bytes
 $this->CreateWordDom();
 }
 private function _Time()
 {
 return array_sum(explode(" ", microtime()));
 }
 private function _memory()
 {
 return memory_get_usage();
 }
 /**
 * 解析HTML中的Table,这里思考到多层table嵌套的状况
 * @param $value HTMLDOM
 * @param $i 遍历层级
 * **/
 private function ParseTable($value,$i,$Arr)
 {
 if($value->firstChild() && in_array($value->firstChild()->tag,array("table","tbody","thead","tfoot","tr")))
 {
 foreach($value->children as $k=>$v)
 {
 $this->ParseTable($v,$i++,$Arr);
 }
 }
 else
 {
 foreach($value->children as $k=>$v)
 {
 if($v->firstChild() && $v->firstChild()->tag != "table")
 {
 $Arr[$i][] = array("tag"=>$v->tag,"text"=>trim($v->plaintext));
 }
 if(!$v->firstChild())
 {
 $Arr[$i][] = array("tag"=>$v->tag,"text"=>trim($v->plaintext));
 }
 }
 }
 }
 /**
 * 解析HTML外面的表情
 * @param $value HTMLDOM
 * **/
 private function AnalysisHtmlDom($value)
 {
 $tmp = array();
 if($value->has_child())
 {
 foreach($value->children as $k=>$v)
 {
 $this->AnalysisHtmlDom($v);
 }
 }
 else
 {
 if($value->tag == "a")
 {
 $tmp = array("tag"=>$value->tag,"href"=>$value->href,"text"=>$value->innertext);
 }
 else if($value->tag == "img")
 {
 $src = $this->unescape($value->src);
 $UrlArr = parse_url($src);
 if(!isset($UrlArr['host']))
 {
 $src = $this->host.$value->src;
 $UrlArr = parse_url($src);
 }
 $src = $this->getImageFromNet($src,$UrlArr); //示意有网络图片，需求下载
 if($src)
 {
  $imgsArr = $this->GD($src);
  $tmp = array("tag"=>$value->tag,"src"=>$src,"text"=>$value->alt,"width"=>$imgsArr['width'],"height"=>$imgsArr['height']); }
 }
 else
 {
 $tmp = array("tag"=>$value->tag,"text"=>strip_tags($value->innertext));
 }
 $this->LinetextArr[] = $tmp;
 }
 }
 /**
 * 依据GD库来猎取图片的假如太多，进行比例紧缩
 * **/
 private function GD($src)
 {
 list($width, $height, $type, $attr) = getimagesize($src);
 if($width > 800 || $height > 800 )
 {
 $width = $width/2;
 $height = $height/2;
 }
 return array("width"=>$width,"height"=>$height);
 }
 /**
 * 将Uincode编码转移回原来的字符
 * **/
 public function unescape($str) {
 $str = rawurldecode($str);
 preg_match_all("/(?:%u.{4})|&#x.{4};|&#\d+;|.+/U",$str,$r);
 $ar = $r[0];
 foreach($ar as $k=>$v) {
 if(substr($v,0,2) == "%u"){
 $ar[$k] = iconv("UCS-2BE","UTF-8",pack("H4",substr($v,-4)));
 }
 elseif(substr($v,0,3) == "&#x"){
 $ar[$k] = iconv("UCS-2BE","UTF-8",pack("H4",substr($v,3,-1)));
 }
 elseif(substr($v,0,2) == "&#"){
 $ar[$k] = iconv("UCS-2BE","UTF-8",pack("n",substr($v,2,-1)));
 }
 }
 return join("",$ar);
}
 /**
 * 图片下载
 * @param $Src 指标资本
 * @param $UrlArr 指标URL对应的数组
 * **/
 private function getImageFromNet($Src,$UrlArr)
 {
 $file = basename($UrlArr['path']);
 $ext = explode('.',$file);
 $this->ImgDir = $this->CurrentDir."/".$UrlArr['host'];
 $_supportedImageTypes = array('jpg', 'jpeg', 'gif', 'png', 'bmp', 'tif', 'tiff');
 if(isset($ext['1']) && in_array($ext['1'],$_supportedImageTypes))
 {
 $file = file_get_contents($Src);
 $this->HttpRequestArr[] = $Src;
 $this->HttpRequestTime++;
 $this->_mkdir(); //创立目次，或许搜集谬误
 $imgName = md5($UrlArr['path']).".".$ext['1'];
 file_put_contents($this->ImgDir."/".$imgName,$file);
 $this->DownImg++;
 return $UrlArr['host']."/".$imgName;
 }
 return false;
 }
 /**
 * 创立目次
 * **/
 private function _mkdir()
 {
 if(!is_dir($this->ImgDir))
 {
 if(!mkdir($this->ImgDir,"7777"))
 {
 $this->error[] = error_get_last();
 }
 }
 }
 /**
 * 结构WordDom
 * **/
 private function CreateWordDom()
 {
 $PHPWord = new PHPWord();
 $PHPWord->setDefaultFontName('宋体');
 $PHPWord->setDefaultFontSize("11");
 $styleTable = array('borderSize'=>6, 'borderColor'=>'006699', 'cellMargin'=>120);
 // New portrait section
 $section = $PHPWord->createSection();
 $section->addText($this->Details(),array(),array('spacing'=>120));
 //数据进行解决
 foreach($this->LinetextArr as $key=>$lineArr)
 {
 if(isset($lineArr['tag']))
 {
 if($lineArr['tag'] == "li")
 {
 $section->addListItem($lineArr['text'],0,"","",array('spacing'=>120));
 }
 else if($lineArr['tag'] == "img")
 {
 $section->addImage($lineArr['src'],array('width'=>$lineArr['width'], 'height'=>$lineArr['height'], 'align'=>'center'));
 }
 else if($lineArr['tag'] == "p")
 {
 $section->addText($lineArr['text'],array(),array('spacing'=>120));
 }
 }
 else if($key == "table")
 {
 $PHPWord->addTableStyle('myOwnTableStyle', $styleTable);
 $table = $section->addTable("myOwnTableStyle");
 foreach($lineArr as $key=>$tr)
 {
 $table->addRow();
 foreach($tr as $ky=>$td)
 {
 $table->addCell(2000)->addText($td['text']);
 }
 }
 }
 }
 $this->downFile($PHPWord);
 }
 public function Details()
 {
 $msg = "一共申请:{$this->HttpRequestTime}次,共下载的图片有{$this->DownImg}张,而且下载实现约莫应用工夫:{$this->expendTime}秒,整个顺序执行约莫耗费内存是:{$this->expendmemory}KB,";
 return $msg;
 }
 public function downFile($PHPWord)
 {
 if(empty($this->filename))
 {
 $UrlArr = parse_url($this->url);
 $this->filename = $UrlArr['host'].".docx";
 }
 // Save File
 $objWriter = PHPWord_IOFactory::createWriter($PHPWord, 'Word2007');
 $objWriter->save($this->filename);
 header("Pragma: public");
 header("Expires: 0");
 header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
 header("Cache-Control: public");
 header("Content-Description: File Transfer");
 //Use the switch-generated Content-Type
 header('Content-type: application/msword');//输入的类型
 //Force the download
 $header="Content-Disposition: attachment; filename=".$this->filename.";";
 header($header);
 @readfile($this->filename);
 }
}

下面的代码重点觉得没有是word天生，而是Simplehtmldom的应用，这是一个开源的HTML解析器，以前有提到，这几天正在看他的代码，

引出了两个学习标的目的

① 在表白式

② 这个扩大的函数整顿

看源代码的播种：

PHP的异样是能够捕捉的，并且PHP的谬误也是能够捕捉的。

error_get_last() //用这个函数能够捕捉页面中的PHP谬误，没有谢。

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