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abde12a9b8
I'm not sure exactly where I'm going here, but I'm trying to create something more composable, which is why I used the name 'filter'. [SVN r59885]
609 lines
20 KiB
PHP
609 lines
20 KiB
PHP
<?php
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/*
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Copyright 2005-2008 Redshift Software, Inc.
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Distributed under the Boost Software License, Version 1.0.
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(See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
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*/
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require_once(dirname(__FILE__) . '/boost.php');
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class boost_archive
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{
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var $version_ = NULL;
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var $key_ = NULL;
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var $file_ = NULL;
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var $archive_ = NULL;
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var $extractor_ = NULL;
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var $extractor_instance_ = NULL;
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var $type_ = NULL;
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var $preprocess_ = NULL;
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var $title_ = NULL;
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var $charset_ = NULL;
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var $content_ = NULL;
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function boost_archive(
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$pattern,
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$vpath,
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$content_map = array(),
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$get_as_raw = false,
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$archive_subdir = true,
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$archive_dir = ARCHIVE_DIR,
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$archive_file_prefix = ARCHIVE_FILE_PREFIX)
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{
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$path_parts = array();
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preg_match($pattern, $vpath, $path_parts);
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$info_map = array_merge($content_map, array(
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array('@.*@','@[.](txt|py|rst|jam|v2|bat|sh|xml|qbk)$@i','text','text/plain'),
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array('@.*@','@[.](c|h|cpp|hpp)$@i','cpp','text/plain'),
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array('@.*@','@[.]png$@i','raw','image/png'),
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array('@.*@','@[.]gif$@i','raw','image/gif'),
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array('@.*@','@[.](jpg|jpeg|jpe)$@i','raw','image/jpeg'),
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array('@.*@','@[.]css$@i','raw','text/css'),
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array('@.*@','@[.]js$@i','raw','application/x-javascript'),
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array('@.*@','@[.]pdf$@i','raw','application/pdf'),
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array('@.*@','@[.](html|htm)$@i','raw','text/html'),
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array('@.*@','@[^.](Jamroot|Jamfile|ChangeLog)$@i','text','text/plain'),
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array('@.*@','@[.]dtd$@i','raw','application/xml-dtd'),
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));
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$this->version_ = $path_parts[1];
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$this->key_ = $path_parts[2];
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if ($archive_subdir)
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{
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$this->file_ = $archive_file_prefix . $this->version_ . '/' . $this->key_;
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}
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else
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{
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$this->file_ = $archive_file_prefix . $this->key_;
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}
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$this->archive_ = str_replace('\\','/', $archive_dir . '/' . $this->version_ . '.zip');
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foreach ($info_map as $i)
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{
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if (preg_match($i[1],$this->key_))
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{
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$this->extractor_ = $i[2];
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$this->type_ = $i[3];
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$this->preprocess_ = isset($i[4]) ? $i[4] : NULL;
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break;
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}
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}
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$unzip =
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UNZIP
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.' -p '.escapeshellarg($this->archive_)
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.' '.escapeshellarg($this->file_);
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if (! $this->extractor_)
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{
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# File doesn't exist, or we don't know how to handle it.
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$this->extractor_ = 'h404';
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$this->extractor_instance_ = new h404_filter;
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$this->extractor_instance_->init($this);
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}
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else if ($get_as_raw || $this->extractor_ == 'raw')
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{
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$this->_extract_raw($unzip);
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$this->extractor_instance_ = new raw_filter;
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//~ print "--- $unzip";
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}
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else
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{
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/* We pre-extract so we can get this like meta tag information
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before we have to print it out. */
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$this->content_ = $this->_extract_string($unzip);
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$extractor_name = $this->extractor_.'_filter';
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$this->extractor_instance_ = new $extractor_name;
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$this->extractor_instance_->init($this);
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if($this->preprocess_) {
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$this->content_ = call_user_func($this->preprocess_, $this->content_);
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}
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if ($this->extractor_ == 'simple')
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{
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$this->extractor_instance_->content($this);
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}
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}
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}
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function content_head()
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{
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$charset = $this->charset_ ? $this->charset_ : 'us-ascii';
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$title = $this->title_ ? 'Boost C++ Libraries - '.$this->title_ : 'Boost C++ Libraries';
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print <<<HTML
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<meta http-equiv="Content-Type" content="text/html; charset=${charset}" />
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<title>${title}</title>
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HTML;
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}
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function is_basic()
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{
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return $this->extractor_ == 'basic';
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}
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function is_raw()
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{
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return $this->extractor_ == 'raw' || $this->extractor_ == 'simple';
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}
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function _extract_string($unzip)
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{
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$file_handle = popen($unzip,'r');
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$text = '';
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while ($file_handle && !feof($file_handle)) {
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$text .= fread($file_handle,8*1024);
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}
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$exit_status = pclose($file_handle);
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if($exit_status == 0) {
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return $text;
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}
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else {
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$this->extractor_ = '404';
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return strstr($_SERVER['HTTP_HOST'], 'beta')
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? unzip_error($exit_status) : '';
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}
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}
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function _extract_raw($unzip)
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{
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header('Content-type: '.$this->type_);
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## header('Content-Disposition: attachment; filename="downloaded.pdf"');
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$file_handle = popen($unzip,'rb');
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fpassthru($file_handle);
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$exit_status = pclose($file_handle);
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// Don't display errors for a corrupt zip file, as we seemd to
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// be getting them for legitimate files.
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if($exit_status > 3)
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echo 'Error extracting file: '.unzip_error($exit_status);
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}
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function content()
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{
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if ($this->extractor_instance_)
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{
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$this->extractor_instance_->content($this);
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}
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}
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}
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class raw_filter
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{
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// No methods, since they shouldn't be called at the moment.
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}
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class text_filter
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{
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function init($archive)
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{
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$archive->title_ = htmlentities($archive->key_);
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}
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function content($archive)
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{
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print "<h3>".htmlentities($archive->key_)."</h3>\n";
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print "<pre>\n";
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print htmlentities($archive->content_);
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print "</pre>\n";
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}
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}
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class cpp_filter
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{
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function init($archive)
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{
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$archive->title_ = htmlentities($archive->key_);
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}
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function content($archive)
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{
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$text = htmlentities($archive->content_);
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print "<h3>".htmlentities($archive->key_)."</h3>\n";
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print "<pre>\n";
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$root = dirname(preg_replace('@([^/]+/)@','../',$archive->key_));
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$text = preg_replace(
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'@(#[ ]*include[ ]+<)(boost[^&]+)@Ssm',
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'${1}<a href="'.$root.'/${2}">${2}</a>',
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$text );
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$text = preg_replace(
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'@(#[ ]*include[ ]+")(boost[^&]+)@Ssm',
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'${1}<a href="'.$root.'/${2}">${2}</a>',
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$text );
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print $text;
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print "</pre>\n";
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}
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}
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class html_base
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{
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function init($archive)
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{
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preg_match('@text/html; charset=([^\s"\']+)@i',$archive->content_,$charset);
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if (isset($charset[1]))
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{
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$archive->charset_ = $charset[1];
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}
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preg_match('@<title>([^<]+)</title>@i',$archive->content_,$title);
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if (isset($title[1]))
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{
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$archive->title_ = $title[1];
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}
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}
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function content($archive)
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{
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$text = $archive->content_;
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$text = preg_replace(
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'@href="?http://www.boost.org/?([^"\s]*)"?@i',
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'href="/${1}"',
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$text );
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$text = preg_replace(
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'@href="?http://boost.org/?([^"\s]*)"?@i',
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'href="/${1}"',
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$text );
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$text = preg_replace(
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'@href="?(?:\.\./)+people/(.*\.htm)"?@i',
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'href="/users/people/${1}l"',
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$text );
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$text = preg_replace(
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'@href="?(?:\.\./)+(LICENSE_[^"\s]*\.txt)"?@i',
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'href="/${1}"',
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$text );
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$text = preg_replace(
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'@<a\s+(class="[^"]+")?\s*href="?(http|mailto)(:[^"\s]*)"?@i',
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'<a class="external" href="${2}${3}"',
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$text );
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return $text;
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}
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}
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class boost_book_filter extends html_base
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{
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function init($archive)
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{
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parent::init($archive);
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}
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function content($archive)
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{
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$text = parent::content($archive);
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$text = substr($text,strpos($text,'<div class="spirit-nav">'));
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$text = substr($text,0,strpos($text,'</body>'));
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$text = str_replace('<hr>','',$text);
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$text = str_replace('<table width="100%">','<table class="footer-table">',$text);
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$text = str_replace('<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%">','<table class="footer-table">',$text);
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$text = preg_replace(
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'@[\s]+(border|cellpadding|cellspacing|width|height|valign|frame|rules|naturalsizeflag|background)=[^\s>]+@i',
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'',
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$text );
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/* */
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for ($i = 0; $i < 8; $i++) {
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$text = preg_replace(
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'@<img src="[\./a-z]*images/(prev|up|home|next|tip|note|warning|important|caution|sidebar|hint|alert)\.png" alt="([^"]+)"([ /]*)>@Ssm',
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'<img src="/gfx/space.png" alt="${2}" class="${1}_image" />',
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$text );
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}
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/* */
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print $text;
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}
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}
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class boost_libs_filter extends html_base
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{
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function init($archive)
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{
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parent::init($archive);
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}
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function content($archive)
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{
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$text = parent::content($archive);
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preg_match('@<body[^>]*>@i',$text,$body_begin,PREG_OFFSET_CAPTURE);
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preg_match('@</body>@i',$text,$body_end,PREG_OFFSET_CAPTURE);
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if (!isset($body_begin[0]))
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{
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//~ Attempt to recover some content from illegal HTML that is missing the body tag.
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preg_match('@</head>@i',$text,$body_begin,PREG_OFFSET_CAPTURE);
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}
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if (!isset($body_begin[0]))
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{
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//~ Attempt to recover some content from illegal HTML that is missing the body tag.
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preg_match('@<html[^>]*>@i',$text,$body_begin,PREG_OFFSET_CAPTURE);
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}
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if (!isset($body_begin[0]))
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{
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//~ Attempt to recover some content from illegal HTML that is missing the body tag.
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preg_match('@<(hr|div|img|p|h1|h2|h3|h4)[^>]*>@i',$text,$body_begin,PREG_OFFSET_CAPTURE);
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}
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if (!isset($body_begin[0]))
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{
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return;
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}
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else if (!isset($body_end[0]))
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{
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$text = substr($text,
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$body_begin[0][1]+strlen($body_begin[0][0]));
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}
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else
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{
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$text = substr($text,
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$body_begin[0][1]+strlen($body_begin[0][0]),
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$body_end[0][1]-($body_begin[0][1]+strlen($body_begin[0][0])) );
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}
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# nasty code, because (?!fubar) causes an ICE...
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preg_match('@<table[^<>]*>?@i',$text,$table_begin,PREG_OFFSET_CAPTURE);
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preg_match('@</table>@i',$text,$table_end,PREG_OFFSET_CAPTURE);
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if (isset($table_begin[0]) && isset($table_end[0])) {
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$table_contents_start = $table_begin[0][1] + strlen($table_begin[0][0]);
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$table_contents = substr($text, $table_contents_start,
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$table_end[0][1] - $table_contents_start);
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if(strpos($table_contents, 'boost.png') !== FALSE) {
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preg_match('@<td[^<>]*>?([^<]*<(h[12]|p).*?)</td>@is', $table_contents,
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$table_contents_header, PREG_OFFSET_CAPTURE);
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$text = (isset($table_contents_header[1]) ? $table_contents_header[1][0] : '').
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substr($text, $table_end[0][1] + 8);
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}
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}
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#else
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#{
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# $text = substr($text,$h1_begin[0][1]);
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#}
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#if (isset($title[1]))
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#{
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# $text = "<h1>${title[1]}</h1>\n" . $text;
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#}
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$text = preg_replace(
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'@(<a[^>]+>[\s]*)?<img.*boost\.png[^>]*>([\s]*</a>)?@i',
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'',
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$text );
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$text = preg_replace(
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'@<img(.*)align="?right"?[^>]*>@i',
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'<img${1} class="right-inset" />',
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$text );
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$text = preg_replace(
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'@<img(.*)align="?absmiddle"?[^>]*>@i',
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'<img${1} class="inline" />',
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$text );
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/* Remove certain attributes */
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$text = preg_replace(
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'@[\s]+(border|cellpadding|cellspacing|width|height|valign|align|frame|rules|naturalsizeflag|background)=("[^"]*"?|\'[^\']*\'?|[^\s/>]+)@i',
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'',
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$text );
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$text = preg_replace(
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'@<table[\s]+(border)[^\s>]*@i',
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'<table',
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$text );
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$text = preg_replace(
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'@<[/]?(font|hr)[^>]*>@i',
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'',
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$text );
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$text = preg_replace(
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'@<([^\s]+)[\s]+>@i',
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'<${1}>',
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$text );
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$text = _preg_replace_bounds(
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'@<blockquote>[\s]*(<pre>)@i','@(</pre>)[\s]*</blockquote>@i',
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'${1}','${1}',
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$text );
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$text = _preg_replace_bounds(
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'@<blockquote>[\s]*(<p>)@i','@(</p>)[\s]*</blockquote>@i',
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'${1}','${1}',
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$text );
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$text = _preg_replace_bounds(
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'@<blockquote>[\s]*(<table>)@i','@(</table>)[\s]*</blockquote>@i',
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'${1}','${1}',
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$text );
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$text = _preg_replace_bounds(
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'@<blockquote>[\s]*<li>@i','@</li>[\s]*</blockquote>@i',
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'<ul><li>','</li></ul>',
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$text );
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$text = _preg_replace_bounds(
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'@(?:<blockquote>[\s]*)+<h2>@i','@</h2>(?:[\s]*</blockquote>)+@i',
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'<h2>','</h2>',
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$text );
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$text = preg_replace(
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'@(<a name=[^\s>]+[\s]*>)[\s]*(</?[^a])@i',
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'${1}</a>${2}',
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$text );
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$text = preg_replace(
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'@<table>([\s]+<tr>[\s]+<td>.*_arr.*</td>[\s]+<td>.*</td>[\s]+<td>.*</td>[\s]+</tr>[\s]+)</table>@i',
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'<table class="pyste-nav">${1}</table>',
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$text );
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$text = preg_replace(
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'@<table>([\s]+<tr>[\s]+<td)[\s]+class="note_box">@i',
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'<table class="note_box">${1}>',
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$text );
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$text = preg_replace(
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'@<table>([\s]+<tr>[\s]+<td[\s]+class="table_title">)@i',
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'<table class="toc">${1}',
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$text );
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$text = preg_replace(
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'@src=".*theme/u_arr\.gif"@i',
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'src="/gfx/space.png" class="up_image"',
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$text );
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$text = preg_replace(
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'@src=".*theme/l_arr\.gif"@i',
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'src="/gfx/space.png" class="prev_image"',
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$text );
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$text = preg_replace(
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'@src=".*theme/r_arr\.gif"@i',
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'src="/gfx/space.png" class="next_image"',
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$text );
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$text = preg_replace(
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'@src=".*theme/u_arr_disabled\.gif"@i',
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'src="/gfx/space.png" class="up_image_disabled"',
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$text );
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$text = preg_replace(
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'@src=".*theme/l_arr_disabled\.gif"@i',
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'src="/gfx/space.png" class="prev_image_disabled"',
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$text );
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$text = preg_replace(
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'@src=".*theme/r_arr_disabled\.gif"@i',
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'src="/gfx/space.png" class="next_image_disabled"',
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$text );
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$text = preg_replace(
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'@src=".*theme/note\.gif"@i',
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'src="/gfx/space.png" class="note_image"',
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$text );
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$text = preg_replace(
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'@src=".*theme/alert\.gif"@i',
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'src="/gfx/space.png" class="caution_image"',
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$text );
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$text = preg_replace(
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'@src=".*theme/bulb\.gif"@i',
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'src="/gfx/space.png" class="tip_image"',
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$text );
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$text = preg_replace(
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'@<img src=".*theme/(?:bullet|lens)\.gif">@i',
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'',
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$text );
|
|
$text = preg_replace(
|
|
'@(<img src=".*theme/(?:arrow)\.gif")>@i',
|
|
'${1} class="inline">',
|
|
$text );
|
|
|
|
print $text;
|
|
}
|
|
}
|
|
|
|
class boost_frame1_filter extends html_base
|
|
{
|
|
function init($archive)
|
|
{
|
|
parent::init($archive);
|
|
}
|
|
|
|
function content($archive)
|
|
{
|
|
$text = parent::content($archive);
|
|
|
|
$text = substr($text,strpos($text,'<div class="spirit-nav">'));
|
|
$text = substr($text,0,strpos($text,'</body>'));
|
|
for ($i = 0; $i < 8; $i++) {
|
|
$text = preg_replace(
|
|
'@<img src="[\./]*images/(.*\.png)" alt="(.*)"([ ][/])?>@Ssm',
|
|
'<img src="/style/css_0/${1}" alt="${2}" />',
|
|
$text );
|
|
}
|
|
$text = str_replace('<hr>','',$text);
|
|
$text = str_replace('<table width="100%">','<table class="footer-table">',$text);
|
|
$text = preg_replace(
|
|
'@[\s]+(border|cellpadding|cellspacing|width|height|valign|frame|rules|naturalsizeflag|background)=[^\s>]+@i',
|
|
'',
|
|
$text );
|
|
|
|
print $text;
|
|
}
|
|
}
|
|
|
|
class simple_filter extends html_base
|
|
{
|
|
function init($archive)
|
|
{
|
|
}
|
|
|
|
function content($archive)
|
|
{
|
|
print parent::content($archive);
|
|
}
|
|
}
|
|
|
|
class basic_filter extends html_base
|
|
{
|
|
function init($archive)
|
|
{
|
|
}
|
|
|
|
function content($archive)
|
|
{
|
|
$text = parent::content($archive);
|
|
|
|
$is_xhtml = preg_match('@<!DOCTYPE[^>]*xhtml@i', $text);
|
|
$tag_end = $is_xhtml ? '/>' : '>';
|
|
|
|
$sections = preg_split('@(</head>|<body[^>]*>)@i',$text,-1,PREG_SPLIT_DELIM_CAPTURE);
|
|
|
|
$body_index = 0;
|
|
$index = 0;
|
|
foreach($sections as $section) {
|
|
if(stripos($section, '<body') === 0) {
|
|
$body_index = $index;
|
|
break;
|
|
}
|
|
++$index;
|
|
}
|
|
|
|
if(!$body_index) {
|
|
print($text);
|
|
}
|
|
else {
|
|
$index = 0;
|
|
foreach($sections as $section) {
|
|
print($section);
|
|
if($index == 0) {
|
|
print '<link rel="icon" href="/favicon.ico" type="image/ico"'.$tag_end;
|
|
print '<link rel="stylesheet" type="text/css" href="/style/section-basic.css"'.$tag_end;
|
|
}
|
|
else if($index == $body_index) {
|
|
virtual("/common/heading-doc.html");
|
|
}
|
|
++$index;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
class h404_filter
|
|
{
|
|
function init($archive)
|
|
{
|
|
header("HTTP/1.0 404 Not Found");
|
|
}
|
|
|
|
function content($archive)
|
|
{
|
|
# This might also be an error extracting the file, or because we don't
|
|
# know how to deal with the file. It would be good to give a better
|
|
# error in those cases.
|
|
|
|
print '<h1>404 Not Found</h1><p>File "' . $archive->file_ . '"not found.</p>';
|
|
if($archive->content_) {
|
|
print '<p>Unzip error: '.htmlentities($archive->content_).'</p>';
|
|
}
|
|
}
|
|
}
|
|
|
|
// Return a readable error message for unzip exit state.
|
|
|
|
function unzip_error($exit_status) {
|
|
switch($exit_status) {
|
|
case 0: return 'No error.';
|
|
case 1: return 'One or more warning errors were encountered.';
|
|
case 2: return 'A generic error in the zipfile format was detected.';
|
|
case 3: return 'A severe error in the zipfile format was detected.';
|
|
case 4: return 'Unzip was unable to allocate memory for one or more buffers during program initialization.';
|
|
case 5: return 'Unzip was unable to allocate memory or unable to obtain a tty to read the decryption password(s).';
|
|
case 6: return 'Unzip was unable to allocate memory during decompression to disk.';
|
|
case 7: return 'Unzip was unable to allocate memory during in-memory decompression.';
|
|
case 9: return 'The specified zipfile was not found.';
|
|
case 10: return 'Invalid options were specified on the command line.';
|
|
case 11: return 'No matching files were found.';
|
|
case 50: return 'The disk is (or was) full during extraction.';
|
|
case 51: return 'The end of the ZIP archive was encountered prematurely.';
|
|
case 80: return 'The user aborted unzip prematurely with control-C (or similar).';
|
|
case 81: return 'Testing or extraction of one or more files failed due to unsupported compression methods or unsupported decryption.';
|
|
case 82: return 'No files were found due to bad decryption password(s).';
|
|
default: return 'Unknown unzip error code: ' + $exit_status;
|
|
}
|
|
}
|
|
?>
|