From af68030fcf0c266300feb2c100149ecadef7d364 Mon Sep 17 00:00:00 2001
From: xue <>
Date: Sun, 16 Jul 2006 01:50:23 +0000
Subject: Merge from 3.0 branch till 1264.

---
 buildscripts/texbuilder/Page2Tex.php | 286 +++++++++++++++++++++++++++++++++++
 1 file changed, 286 insertions(+)
 create mode 100644 buildscripts/texbuilder/Page2Tex.php

(limited to 'buildscripts/texbuilder/Page2Tex.php')

diff --git a/buildscripts/texbuilder/Page2Tex.php b/buildscripts/texbuilder/Page2Tex.php
new file mode 100644
index 00000000..c8cad6c9
--- /dev/null
+++ b/buildscripts/texbuilder/Page2Tex.php
@@ -0,0 +1,286 @@
+<?php
+
+class Page2Tex 
+{
+	private $_current_page;
+	private static $header_count = 0;
+	private $_base;
+	private $_dir;
+
+	private $_verb_find = array('\$','\%', '\{', '\}', "\t",'``');
+	private $_verb_replace = array('$', '%', '{','}', "     ",'"');
+
+	function __construct($base, $dir, $current='')
+	{
+		$this->_base = $base;
+		$this->_current_page = $current;
+		$this->_dir = $dir;
+	}
+	
+	function setCurrentPage($current)
+	{
+		$this->_current_page = $current;
+	}
+
+	function escape_verbatim($matches)
+	{
+		return "\begin{verbatim}".str_replace($this->_verb_find, $this->_verb_replace, $matches[1])."\end{verbatim}\n";
+	}
+	
+	function escape_verb($matches)
+	{
+		$text = str_replace($this->_verb_find, $this->_verb_replace, $matches[1]);
+		return '\verb<'.$text.'<';
+	}
+	
+	function include_image($matches)
+	{
+		
+		$current_path = $this->_current_page;
+	
+		$image = dirname($current_path).'/'.trim($matches[1]);
+	
+		$file = realpath($image);
+		$info = getimagesize($file);
+		switch($info[2])
+		{
+			case 1:
+				$im = imagecreatefromgif($file);
+				break;
+			case 2: $im = imagecreatefromjpeg($file); break;
+			case 3: $im = imagecreatefrompng($file); break;
+		}
+		$base = $this->_base;
+	
+		if(isset($im))
+		{
+			$prefix = strtolower(str_replace(realpath($base), '', $file));
+			$filename = preg_replace('/\\\|\//', '_', substr($prefix,1));
+			$filename = substr($filename, 0, strrpos($filename,'.')).'.png';
+			$newfile = $this->_dir.'/'.$filename;
+			imagepng($im,$newfile);
+			imagedestroy($im);
+
+			return $this->include_figure($info, $filename);
+		}
+	}
+	
+	function include_figure($info, $filename)
+	{
+		$width = sprintf('%0.2f', $info[0]/(135/2.54));
+		return '
+	\begin{figure}[!ht]
+		\centering
+			\includegraphics[width='.$width.'cm]{'.$filename.'}
+		\label{fig:'.$filename.'}
+	\end{figure}
+	';
+	}
+	
+	function anchor($matches)
+	{
+		$page = $this->get_current_path();
+		return '\hypertarget{'.$page.'/'.strtolower($matches[1]).'}{}';
+	}
+	
+	function texttt($matches)
+	{
+		return '\texttt{'.str_replace(array('#','_'),array('\#','\_'), $matches[1]).'}';
+	}
+	
+	function get_current_path()
+	{
+		$current_path = $this->_current_page;
+		$base = $this->_base;
+		$page = strtolower(substr(str_replace($base, '', $current_path),1));
+		return $page;
+	}
+	
+	function make_link($matches)
+	{
+		if(is_int(strpos($matches[1], '#')))
+		{
+			if(strpos($matches[1],'?') ===false)
+			{
+				$target = $this->get_current_path().'/'.substr($matches[1],1);
+				return '\hyperlink{'.$target.'}{'.$matches[2].'}';
+			}
+			else
+			{
+				$page = strtolower(str_replace('?page=', '', $matches[1]));
+				$page = str_replace('.','/',$page);
+				$page = str_replace('#','.page/',$page);
+				return '\hyperlink{'.$page.'}{'.$matches[2].'}';
+			}
+		}
+		else if(is_int(strpos($matches[1],'?')))
+		{
+			$page = str_replace('?page=','',$matches[1]);
+			return '\hyperlink{'.$page.'}{'.$matches[2].'}';
+		}
+		return '\href{'.$matches[1].'}{'.$matches[2].'}';
+	}
+	
+	function parse_html($page,$html)
+	{
+		
+		
+		$html = preg_replace('/<\/?com:TContent[^>]*>/', '', $html);
+		$html = preg_replace('/<\/?p [^>]*>/', '', $html);
+		$html = preg_replace('/<\/?p>/', '', $html);
+	
+		$html = preg_replace('/(\s+|\(+|\[+)"/', '$1``', $html);
+		
+		//escape { and }
+		$html = preg_replace('/([^\s]+){([^}]*)}([^\s]+)/', '$1\\\{$2\\\}$3', $html);
+	
+		$html = preg_replace_callback('/<img\s+src="?<%~([^"]*)%>"?[^>]*\/>/', array($this, 'include_image'), $html);
+
+		//escape %
+		$html = str_replace('%', '\%', $html);
+	
+		//codes
+		$html = str_replace('$', '\$', $html);
+		
+		$html = preg_replace_callback('/<com:TTextHighlighter[^>]*>((.|\n)*?)<\/com:TTextHighlighter>/', array($this,'escape_verbatim'), $html);
+//		$html = preg_replace('/<\/com:TTextHighlighter>/', '`2`', $html);
+//		$html = preg_replace_callback('/(`1`)([^`]*)(`2`)/m', array($this,'escape_verbatim'), $html);
+		$html = preg_replace_callback('/(<div class="source">)((.|\n)*?)(<\/div>)/', array($this,'escape_verbatim'), $html);
+		$html = preg_replace_callback('/(<pre>)([^<]*)(<\/pre>)/', array($this,'escape_verbatim'), $html);
+	
+		//<code>
+		$html = preg_replace_callback('/<code>([^<]*)<\/code>/', array($this,'escape_verb'), $html);
+	
+		//runbar
+		$html = preg_replace('/<com:RunBar\s+PagePath="([^"]*)"\s+\/>/',
+				'\href{http://www.pradosoft.com/demos/quickstart/index.php?page=$1}{$1 Demo}', $html);
+	
+		//DocLink
+		$html = preg_replace('/<com:DocLink\s+ClassPath="([^"]*)[.]([^.]*)"\s+\/>/',
+	                        '\href{http://www.pradosoft.com/docs/manual/$1/$2.html}{$1.$2 API Reference}', $html);
+	
+		//text modifiers
+		$html = preg_replace('/<b[^>]*>([^<]*)<\/b>/', '\textbf{$1}', $html);
+		$html = preg_replace('/<i[^>]*>([^<]*)<\/i>/', '\emph{$1}', $html);
+		$html = preg_replace_callback('/<tt>([^<]*)<\/tt>/', array($this,'texttt'), $html);
+	
+		//links
+		$html = preg_replace_callback('/<a[^>]+href="([^"]*)"[^>]*>([^<]*)<\/a>/',
+								array($this,'make_link'), $html);
+		//anchor
+		$html = preg_replace_callback('/<a[^>]+name="([^"]*)"[^>]*><\/a>/', array($this,'anchor'), $html);
+	
+		//description <dl>
+		$html = preg_replace('/<dt>([^<]*)<\/dt>/', '\item[$1]', $html);
+		$html = preg_replace('/<\/?dd>/', '', $html);
+		$html = preg_replace('/<dl>/', '\begin{description}', $html);
+		$html = preg_replace('/<\/dl>/', '\end{description}', $html);
+	
+		//item lists
+		$html = preg_replace('/<ul[^>]*>/', '\begin{itemize}', $html);
+		$html = preg_replace('/<\/ul>/', '\end{itemize}', $html);
+		$html = preg_replace('/<ol[^>]*>/', '\begin{enumerate}', $html);
+		$html = preg_replace('/<\/ol>/', '\end{enumerate}', $html);
+		$html = preg_replace('/<li[^>]*>/', '\item ', $html);
+		$html = preg_replace('/<\/li>/', '', $html);
+	
+		//headings
+		$html = preg_replace('/<h1(\s+id="[^"]+")?>([^<]+)<\/h1>/', '\section{$2}', $html);
+		$html = preg_replace('/<h2(\s+id="[^"]+")?>([^<]+)<\/h2>/', '\subsection{$2}', $html);
+		$html = preg_replace('/<h3(\s+id="[^"]+")?>([^<]+)<\/h3>/', '\subsubsection{$2}', $html);
+	
+		//div box
+		$html = preg_replace_callback('/<div class="[tipnofe]*?">((.|\n)*?)<\/div>/',
+						array($this, 'mbox'), $html);	
+		
+		//tabular
+		$html = preg_replace_callback('/<!--\s*tabular:([^-]*)-->\s*<table[^>]*>((.|\n)*?)<\/table>/',
+						array($this, 'tabular'), $html);
+	
+		$html = html_entity_decode($html);
+	
+		return $html;
+	}
+	
+	function tabular($matches)
+	{
+		$options = array();
+		foreach(explode(',', $matches[1]) as $string)
+		{
+			$sub = explode('=', trim($string));
+			$options[trim($sub[0])] = trim($sub[1]);
+		}
+		
+		$widths = explode(' ',preg_replace('/\(|\)/', '', $options['width']));
+		$this->_tabular_widths = $widths;
+		
+		$this->_tabular_total = count($widths);
+		$this->_tabular_col = 0;
+		
+		$begin = "\begin{table}[!hpt]\centering \n \begin{tabular}{".$options['align']."}\\hline";
+		$end = "\end{tabular} \n \end{table}\n";
+		$table = preg_replace('/<\/tr>/', '\\\\\\\\ \hline', $matches[2]);
+		$table = preg_replace('/<tr>/', '', $table);
+		$table = preg_replace('/<th>([^<]+)<\/th>/', '\textbf{$1} &', $table);
+		$table = preg_replace_callback('/<td>((.|\n)*?)<\/td>/', array($this, 'table_column'), $table);
+		$table = preg_replace('/<br \/>/', ' \\\\\\\\', $table);
+		
+		$table = preg_replace('/&\s*\\\\\\\\/', '\\\\\\\\', $table);
+		return $begin.$table.$end;
+	}
+	
+	function table_column($matches)
+	{
+		$width = $this->_tabular_widths[$this->_tabular_col];
+		if($this->_tabular_col >= $this->_tabular_total-1)
+			$this->_tabular_col = 0;
+		else
+			$this->_tabular_col++;
+		return '\begin{minipage}{'.$width.'\textwidth}\vspace{3mm}'.
+			$matches[1].'\vspace{3mm}\end{minipage} & ';
+	}
+	
+	function mbox($matches)
+	{
+		return "\n\begin{mybox}\n".$matches[1]."\n\end{mybox}\n";
+	}
+	
+	function get_chapter_label($chapter)
+	{
+		return '\hypertarget{'.str_replace(' ', '', $chapter).'}{}';
+	}
+	
+	function get_section_label($section)
+	{
+		$section = str_replace('.page', '', $section);
+		return '\hypertarget{'.str_replace('/', '.', $section).'}{}';
+	}
+	
+	
+	function set_header_id($content, $count)
+	{
+		self::$header_count = $count*100;
+		$content = preg_replace_callback('/<h1>/', array($this,"h1"), $content);
+		$content = preg_replace_callback('/<h2>/', array($this,"h2"), $content);
+		$content = preg_replace_callback('/<h3>/', array($this,"h3"), $content);
+		return $content;
+	}
+	
+	function h1($matches)
+	{
+		return "<h1 id=\"".(++self::$header_count)."\">";
+	}
+	
+	function h2($matches)
+	{
+		return "<h2 id=\"".(++self::$header_count)."\">";
+	}
+	
+	function h3($matches)
+	{
+		return "<h3 id=\"".(++self::$header_count)."\">";
+	}
+	
+}
+
+?>
\ No newline at end of file
-- 
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