<?php
# $Id$
# (c)2005,2006 Stepan Roh <*****@*****.**>
# Free to copy, free to modify, NO WARRANTY
/** @file
* history page
*/
$page =& get_current_page();
render_ui(MW_LAYOUT_HEADER);
echo '<div class="history"><ul>', "\n";
$hist_pages = $page->get_all_revisions();
foreach ($hist_pages as $hist_page) {
if (isset($hist_page->user)) {
$user_page = new_user_page($hist_page->user);
}
echo '<li><a href="', url_for_page_action($hist_page, MW_ACTION_VIEW, true), '">', format_datetime($hist_page->last_modified), '</a>', isset($hist_page->user) && trim($hist_page->user) ? ' <span class="history-user"> - <a href="' . url_for_page_action($user_page, MW_ACTION_VIEW, true) . '">' . htmlspecialchars($hist_page->user, ENT_NOQUOTES) . '</a></span>' : '', isset($hist_page->raw_content_length) ? ' <span class="history-content-length">(' . $hist_page->raw_content_length . ' B)</span>' : '', isset($hist_page->message) && trim($hist_page->message) ? ' <span class="history-message">(' . htmlspecialchars($hist_page->message, ENT_NOQUOTES) . ')</span>' : '', '</li>', "\n";
}
echo '</ul></div>', "\n";
render_ui(MW_LAYOUT_FOOTER);
/**
* render Wiki markup to output
* raw text is split into blocks (separated by empty lines) and then rendered,
* text between <pre> and </pre> (must begin lines) is not Wiki-processed (regardless of blocks)
*/
function render()
{
if (strlen($this->raw) == 0) {
echo _t('(empty)'), "\n";
return;
}
$src = str_replace("\r", '', $this->raw);
$lines = explode("\n", $src);
$in_pre = false;
$current_chain = '';
$notoc = false;
$output = '';
$if_skip_counter = 0;
# the count() hack is because some our lines are empty which causes while(array_shift) to terminate prematurely
while (count($lines) > 0) {
$line = array_shift($lines);
if ($if_skip_counter > 0) {
if (strpos($line, '#ENDIF') === 0) {
$if_skip_counter--;
} elseif (strpos($line, '#IF') === 0) {
$if_skip_counter++;
}
if ($if_skip_counter > 0) {
continue;
}
}
if (!$in_pre && preg_match('/^<pre>/si', $line)) {
$output .= $this->process_block_chain($current_chain);
$current_chain = '';
$in_pre = true;
$line = substr($line, 5);
$output .= '<pre>';
}
if ($in_pre) {
if (preg_match(',^</pre>,si', $line)) {
$in_pre = 0;
$output .= "</pre>\n";
} else {
$output .= htmlspecialchars($line, ENT_NOQUOTES) . "\n";
}
} elseif (strpos($line, '#NOTOC') === 0) {
$notoc = true;
} elseif (strpos($line, '#IF') === 0) {
# for #IFEMPTY
$empty_cond = strpos($line, 'EMPTY') === 3;
$tokens = explode(' ', $line, 2);
$value = $this->process_includes($tokens[1]);
$is_empty = strlen(trim($value)) == 0;
if (!($empty_cond && $is_empty || !$empty_cond && !$is_empty)) {
$if_skip_counter++;
}
} elseif (strpos($line, '#ENDPAGE') === 0) {
$output .= $this->process_block_chain($current_chain);
$current_chain = '';
$output .= "\n</body>\n</html>\n";
} elseif (strpos($line, '#PAGE') === 0) {
$output .= $this->process_block_chain($current_chain);
$current_chain = '';
$output .= '<?xml version="1.0" encoding="' . config('encoding') . '"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html>' . "\n";
} elseif (strpos($line, '#ENDHEADER') === 0) {
$output .= $this->process_block_chain($current_chain);
$current_chain = '';
$output .= "</head>\n<body>\n";
} elseif (strpos($line, '#HEADER') === 0) {
$output .= $this->process_block_chain($current_chain);
$current_chain = '';
$output .= '<head>
<meta http-equiv="Content-Type" content="text/html; charset=' . config('encoding') . '"/>
<meta name="generator" content="' . MW_NAME . '/' . MW_VERSION . '"/>' . "\n";
} elseif (strpos($line, '#META') === 0) {
$output .= $this->process_block_chain($current_chain);
$current_chain = '';
$tokens = explode(' ', $line, 3);
$meta_name = $tokens[1];
$meta_value = $this->process_includes($tokens[2]);
if ($meta_name == 'title') {
$output .= ' <title>' . $meta_value . '</title>' . "\n";
} elseif ($meta_name == 'stylesheet') {
$meta_value = $this->process_header_link($meta_value);
$output .= ' <link rel="stylesheet" type="text/css" href="' . $meta_value . '"/>' . "\n";
} elseif ($meta_name == 'javascript') {
$meta_value = $this->process_header_link($meta_value);
$output .= ' <script type="text/javascript" src="' . $meta_value . '"></script>' . "\n";
}
} elseif (strpos($line, '#REDIRECT') === 0) {
$tokens = explode(' ', $line, 2);
if (count($tokens) > 1) {
$output .= '<div class="redirect-link">' . $this->process_internal_link($tokens[1], $tokens[1]) . '</div>' . "\n";
}
} elseif (strpos($line, '#FOREACH') === 0) {
$tokens = explode(' ', $line, 3);
if (count($tokens) > 2) {
$array_var = $tokens[1];
$index_var = $tokens[2];
$array_value = $this->wiki_variables->get($array_var);
if (!is_array($array_value)) {
$array_value = array();
}
$for_counter = 1;
$for_lines = array();
while (count($lines) > 0) {
$for_line = array_shift($lines);
if (strpos($for_line, '#FOREACH') === 0) {
$for_counter++;
} elseif (strpos($for_line, '#ENDFOR') === 0) {
$for_counter--;
}
if ($for_counter === 0) {
break;
}
array_push($for_lines, $for_line);
}
if (count($for_lines) > 0) {
$all_for_lines = array();
foreach ($array_value as $item) {
$new_for_lines = $for_lines;
$new_for_lines[0] = '{{&set|' . $index_var . '|' . $item . '}}' . $new_for_lines[0];
$all_for_lines = array_merge($all_for_lines, $new_for_lines);
}
$lines = array_merge($all_for_lines, $lines);
}
}
} elseif (strpos($line, '#') === 0) {
# omit directives
} elseif (strpos($line, '{{') !== false) {
$process = true;
if (strpos($line, '}}') === false) {
# multi-line include, must find the end
$proces = false;
while (count($lines) > 0) {
$next_line = array_shift($lines);
$line .= "\n" . $next_line;
if (strpos($next_line, '}}') !== false) {
$process = true;
break;
}
}
}
if ($process) {
$line = $this->process_includes($line);
# eat empty lines which resulted from {{...}} processing
if (!empty($line)) {
$lines = array_merge(explode("\n", $line), $lines);
}
}
} else {
$current_chain .= $line . "\n";
}
}
$output .= $this->process_block_chain($current_chain);
# TOC
if (!$notoc && count($this->headings)) {
echo '<div class="toc">', "\n";
echo '<ul>', "\n";
foreach ($this->headings as $heading) {
# we must override current actions we are rendered with
$page =& get_current_page();
echo '<li class="toc-level-', $heading["level"] - 1, '"><a href="' . url_for_page_action($page, MW_ACTION_VIEW, true, $heading['anchor']), '">', $heading['number'], ' ', $heading['title'], '</a></li>', "\n";
}
echo '</ul>', "\n";
echo '</div>', "\n";
}
echo $output;
}
