当前位置: 首页 > 图文教程 > 网络编程 > PHP > 将RTF格式的文件转成HTML并在网页中显示的代码

PHP
PHP 开发环境的选择、建立及使用(5)
PHP 开发环境的选择、建立及使用(6)
PHP 开发环境的选择、建立及使用(7)
PHP 开发环境的选择、建立及使用(8)
PHP 开发环境的选择、建立及使用(9)
Win2003下APACHE PHP5 MYSQL4 PHPMYADMIN 的简易安装配置
PHP新手上路(八) 文件上传
PHP新手上路(九) 投票系统
PHP新手上路(十) 简易banner动态更替
PHP新手上路(十一) 数据库链接
PHP新手上路(十二)使用PHP来操作Oracle数据库
PHP新手上路(十三)PHP资源
PHP新手上路(十四) 其他杂项
session全教程(一)
session全教程(二)
session全教程(三)
PHP编码规范
第十五节--Zend引擎的发展 -- Classes and Objects in PHP5 [15]
第十四节--命名空间 -- Classes and Objects in PHP5 [14]
第十二节--类的自动加载 -- Classes and Objects in PHP5 [12]

PHP 中的 将RTF格式的文件转成HTML并在网页中显示的代码


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-09-13   浏览: 161 ::
收藏到网摘: n/a

将RTF格式的文件转成HTML并在网页中显示的代码
它是这样工作的,将一个RTF文件上传,然后转成HTML显示出来,代码有点复杂,teaman还要好好研究,好象中文版有点问题。
<html>
<body>
<?
if(!($userfile)) {
?>
<form enctype="multipart/form-data" action="<?print($PHP_SELF);?>" method=post>
<input type=hidden name="max_file_size" value=2000>
Send this file: <input name=userfile type=file>
<input type=submit value=Upload>
</form>
</body>
</html>
<?
exit;
}
function ProcessTags($tags, $line) {
$html = "";
global $color;
global $size;
global $bullets;
// Remove spaces.
$tags = trim($tags);
// Found the beginning of the bulleted l
// ist.
if(ereg("\\\pnindent", $tags)) {
$html .= "<ul><li>";
$bullets += $line;
$tags = ereg_replace("\\\par", "", $tags);
$tags = ereg_replace("\\\(tab)", "", $tags);
}
if($line - $bullets == 0) {
$tags = ereg_replace("\\\par", "", $tags);
}
elseif($line - $bullets == 1) {
if(ereg("\\\pntext", $tags)) {
$html .= "<li>";
$tags = ereg_replace("\\\par", "", $tags);
$tags = ereg_replace("\\\(tab)", "", $tags);
$bullets++;
}
else {
$html .= "</ul>";
$bullets = 0;
}
}
// Convert Bold.
if(ereg("\\\b0", $tags)){ $html .= "</b>"; }
elseif(ereg("\\\b", $tags)) { $html .= "<b>"; }
// Convert Italic.
if(ereg("\\\i0", $tags)){ $html .= "</i>"; }
elseif(ereg("\\\i", $tags)) { $html .= "<i>"; }
// Convert Underline.
if(ereg("\\\ulnone", $tags)){ $html .= "</u>"; }
elseif(ereg("\\\ul", $tags)){ $html .= "<u>"; }
// Convert Alignments.
if(ereg("\\\pard\\\qc", $tags)) { $html .= "<div align=center>"; }
elseif(ereg("\\\pard\\\qr", $tags)) { $html .= "<div align=right>"; }
elseif(ereg("\\\pard", $tags)){ $html .= "<div align=left>"; }
// Remove \pard from the tags so it does
// n't get confused with \par.
$tags = ereg_replace("\\\pard", "", $tags);
// Convert line breaks.
if(ereg("\\\par", $tags)){ $html .= "<br>"; }
// Use the color table to capture the fo
// nt color changes.
if(ereg("\\\cf[0-9]", $tags)) {
global $fcolor;
$numcolors = count($fcolor);
for($i = 0; $i < $numcolors; $i++) {
$test = "\\\cf" . ($i + 1);
if(ereg($test, $tags)) {
$color = $fcolor[$i];
}
}
}
// Capture font size changes.
if(ereg("\\\fs[0-9][0-9]", $tags, $temp)) {
$size = ereg_replace("\\\fs", "", $temp[0]);
$size /= 2;
if($size <= 10) { $size = 1; }
elseif($size <= 12) { $size = 2; }
elseif($size <= 14) { $size = 3; }
elseif($size <= 16) { $size = 4; }
elseif($size <= 18) { $size = 5; }
elseif($size <= 20) { $size = 6; }
elseif($size <= 22) { $size = 7; }
else{ $size = 8; }
}
// If there was a font color or size cha
// nge, change the font tag now.
if(ereg("(\\\cf[0-9])||(\\\fs[0-9][0-9])", $tags)) {
$html .= "</font><font size=$size color=$color>";
}
// Replace \tab with alternating spaces
// and nonbreakingwhitespaces.
if(ereg("\\\(tab)", $tags)) { $html .= " "; }
return $html;
}
function ProcessWord($word) {
// Replace \\ with \
$word = ereg_replace("[\\]{2,}", "\\", $word);
// Replace \{ with {
$word = ereg_replace("[\\][\{]", "\{", $word);
// Replace \} with }
$word = ereg_replace("[\\][\}]", "\}", $word);
// Replace 2 spaces with one space.
$word = ereg_replace(" ", " ", $word);
return $word;
}
$color = "000000";
$size = 1;
$bullets = 0;
// Read the uploaded file into an array.
//
$rtfile = file($userfile);
$fileLength = count($rtfile);
// Loop through the rest of the array
for($i = 1; $i < $fileLength; $i++) {
/*
** If the line contains "\colortbl" then we found the color table.
** We'll have to split it up into each individual red, green, and blue
** Convert it to hex and then put the red, green, and blue back together.
** Then store each into an array called fcolor.
*/
if(ereg("^\{\\\colortbl", $rtfile[$i])) {
// Split the line by the backslash.
$colors = explode("\\", $rtfile[$i]);
$numOfColors = count($colors);
for($k = 2; $k < $numOfColors; $k++) {
// Find out how many different colors th
// ere are.
if(ereg("[0-9]+", $colors[$k], $matches)) {
$match[] = $matches[0];
}
}
// For each color, convert it to hex.
$numOfColors = count($match);
for($k = 0; $k < $numOfColors; $k += 3) {
$red = dechex($match[$k]);
$red = $match[$k] < 16 ? "0$red" : $red;
$green = dechex($match[$k + 1]);
$green = $match[$k +1] < 16 ? "0$green" : $green;
$blue = dechex($match[$k + 2]);
$blue = $match[$k + 2] < 16 ? "0$blue" : $blue;
$fcolor[] = "$red$green$blue";
}
$numOfColors = count($fcolor);
}
// Or else, we parse the line, pulling o
// ff words and tags.
else {
$token = "";
$start = 0;
$lineLength = strlen($rtfile[$i]);
for($k = 0; $k < $lineLength; $k++) {
if($rtfile[$i][$start] == "\\" && $rtfile[$i][$start + 1] != "\\") {
// We are now dealing with a tag.
$token .= $rtfile[$i][$k];
if($rtfile[$i][$k] == " ") {
$newFile[$i] .= ProcessTags($token, $i);
$token = "";
$start = $k + 1;
}
elseif($rtfile[$i][$k] == "\n") {
$newFile[$i] .= ProcessTags($token, $i);
$token = "";
}
}
elseif($rtfile[$i][$start] == "{") {
// We are now dealing with a tag.
$token .= $rtfile[$i][$k];
if($rtfile[$i][$k] == "}") {
$newFile[$i] .= ProcessTags($token, $i);
$token = "";
$start = $k + 1;
}
}
else {
// We are now dealing with a word.
if($rtfile[$i][$k] == "\\" && $rtfile[$i][$k + 1] != "\\" && $rtfile[$i][$k - 1] != "\\") {
$newFile[$i] .= ProcessWord($token);
$token = $rtfile[$i][$k];
$start = $k;
}
else {
$token .= $rtfile[$i][$k];
}
}
}
}
}
$limit = sizeof($newFile);
for($i = 0; $i < $limit; $i++) {
print("$newFile[$i]\n");
}
?>
</body>
</html>