WordPress/wp-admin/options-permalink.php

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<?php
require_once('../wp-includes/wp-l10n.php');
$title = __('Permalink Options');
$parent_file = 'options-general.php';
$wpvarstoreset = array('action','standalone', 'option_group_id');
for ($i=0; $i<count($wpvarstoreset); $i += 1) {
$wpvar = $wpvarstoreset[$i];
if (!isset($$wpvar)) {
if (empty($_POST["$wpvar"])) {
if (empty($_GET["$wpvar"])) {
$$wpvar = '';
} else {
$$wpvar = $_GET["$wpvar"];
}
} else {
$$wpvar = $_POST["$wpvar"];
}
}
}
require_once('./optionhandler.php');
if ($_POST['submit']) {
update_option('permalink_structure', $_POST['permalink_structure']);
$permalink_structure = $_POST['permalink_structure'];
} else {
$permalink_structure = get_settings('permalink_structure');
}
require_once('admin-header.php');
if ($user_level <= 6) {
die(__("You have do not have sufficient permissions to edit the options for this blog."));
}
require('./options-head.php');
?>
<?php if ($_POST['submit']) : ?>
<div class="updated"><p><?php _e('Permalink structure updated.'); ?></p></div>
<?php endif; ?>
<div class="wrap">
<h2><?php _e('Edit Permalink Structure') ?></h2>
<?php _e('<p>WordPress offers you the ability to create a custom URI structure for your permalinks and archives. The following &#8220;tags&#8221; are available:</p>')?>
<ul>
<li><code>%year%</code> --- <?php _e('The year of the post, 4 digits, for example <code>2004</code>') ?> </li>
<li><code>%monthnum%</code> --- <?php _e('Month of the year, for example <code>05</code>') ?></li>
<li><code>%day% </code>--- <?php _e('Day of the month, for example <code>28</code>') ?></li>
<li><code>%postname%</code> --- <?php _e('A sanitized version of the title of the post. So &#8220;This Is A Great Post!&#8221; becomes &#8220;<code>this-is-a-great-post</code>&#8221; in the URI') ?> </li>
<li><code>%post_id%</code> --- <?php _e('The unique ID # of the post, for example <code>423</code>') ?></li>
</ul>
<?php _e('<p>So for example a value like:</p>
<p><code>/archives/%year%/%monthnum%/%day%/%postname%/</code> </p>
<p>would give you a permalink like:</p>
<p><code>/archives/2003/05/23/my-cheese-sandwich/</code></p>
<p> In general for this you must use mod_rewrite, however if you put a filename at the beginning WordPress will attempt to use that to pass the arguments, for example:</p>
<p><code>/index.php/archives/%year%/%monthnum%/%day%/%postname%/</code> </p>
<p>If you use this option you can ignore the mod_rewrite rules. </p>') ?>
<form name="form" action="options-permalink.php" method="post">
<?php _e('<p>Use the template tags above to create a virtual site structure:</p>') ?>
<p>
<input name="permalink_structure" type="text" style="width: 98%;" value="<?php echo $permalink_structure; ?>" />
</p>
<p class="submit">
<input type="submit" name="submit" value="<?php _e('Update Permalink Structure &raquo;') ?>">
</p>
</form>
<?php
if ($permalink_structure) {
?>
<?php printf(__('<p>Using the permalink structure value you currently have, <code>%s</code>, these are the mod_rewrite rules you should have in your <code>.htaccess</code> file.</p>'), $permalink_structure) ?>
<?php
$site_root = str_replace('http://', '', trim(get_settings('siteurl')));
$site_root = preg_replace('|([^/]*)(.*)|i', '$2', $site_root);
if ('/' != substr($site_root, -1)) $site_root = $site_root . '/';
$home_root = str_replace('http://', '', trim(get_settings('home')));
$home_root = preg_replace('|([^/]*)(.*)|i', '$2', $home_root);
if ('/' != substr($home_root, -1)) $home_root = $home_root . '/';
?>
<form action="">
<p>
<textarea rows="5" style="width: 100%;">RewriteEngine On
RewriteBase <?php echo $home_root; ?>
<?php
$rewrite = rewrite_rules('', $permalink_structure);
foreach ($rewrite as $match => $query) {
if (strstr($query, 'index.php')) echo 'RewriteRule ^' . $match . ' ' . $home_root . $query . " [QSA]\n";
echo 'RewriteRule ^' . $match . ' ' . $site_root . $query . " [QSA]\n";
}
?>
</textarea>
</p>
<?php printf(__('<p>If your <code>.htaccess</code> file is writable by WordPress, you can <a href="%s">edit it through your template interface</a>.</p>'), 'templates.php?file=.htaccess') ?>
</form>
</div>
<?php
} else {
?>
<p>
<?php _e('You are not currently using customized permalinks. No special mod_rewrite rules are needed.') ?>
</p>
<?php
}
echo "</div>\n";
require('./admin-footer.php');
?>