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
linux php mysql数据库备份实现代码
php mssql 日期出现中文字符的解决方法
PHP中查询SQL Server或Sybase时TEXT字段被截断的解决方法
php 动态添加记录
php 结果集的分页实现代码
php执行sql语句的写法
php连接mysql数据库代码
php 表单验证实现代码
php URL编码解码函数代码
php 表单数据的获取代码
php 异常处理实现代码
php 删除记录实现代码
php 获取mysql数据库信息代码
PHP 文件类型判断代码
解决163/sohu/sina不能够收到PHP MAIL函数发出邮件的问题
php session 预定义数组
php session 检测和注销
php session处理的定制
php session应用实例 登录验证
php cookis创建实现代码

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: 233 ::
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>