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Write rewrite rules to .htacces if .htaccess is writable. Create .htaccess if it does not exist and the directory is writable. Props to Owen Winkler.
git-svn-id: http://svn.automattic.com/wordpress/trunk@1489 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
rboren
parent
c0a7433958
commit
a095fdaf84
@ -417,4 +417,60 @@ function check_admin_referer() {
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}
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}
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// insert_with_markers: Owen Winkler
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// Inserts an array of strings into a file (.htaccess), placing it between
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// BEGIN and END markers. Replaces existing marked info. Retains surrounding
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// data. Creates file if none exists.
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// Returns true on write success, false on failure.
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function insert_with_markers($filename, $marker, $insertion) {
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if (!file_exists($filename) || is_writeable($filename)) {
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$markerdata = explode("\n", implode('', file($filename)));
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$f = fopen($filename, 'w');
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$foundit = false;
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if ($markerdata) {
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$state = true;
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$newline = '';
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foreach($markerdata as $markerline) {
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if (strstr($markerline, "# BEGIN {$marker}")) $state = false;
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if ($state) fwrite($f, "{$newline}{$markerline}");
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if (strstr($markerline, "# END {$marker}")) {
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fwrite($f, "{$newline}# BEGIN {$marker}");
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if(is_array($insertion)) foreach($insertion as $insertline) fwrite($f, "{$newline}{$insertline}");
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fwrite($f, "{$newline}# END {$marker}");
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$state = true;
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$foundit = true;
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}
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$newline = "\n";
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}
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}
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if (!$foundit) {
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fwrite($f, "# BEGIN {$marker}\n");
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foreach($insertion as $insertline) fwrite($f, "{$insertline}\n");
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fwrite($f, "# END {$marker}");
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}
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fclose($f);
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return true;
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} else {
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return false;
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}
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}
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// insert_with_markers: Owen Winkler
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// Returns an array of strings from a file (.htaccess) from between BEGIN
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// and END markers.
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function extract_from_markers($filename, $marker) {
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$result = array();
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if($markerdata = explode("\n", implode('', file($filename))));
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{
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$state = false;
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foreach($markerdata as $markerline) {
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if(strstr($markerline, "# END {$marker}")) $state = false;
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if($state) $result[] = $markerline;
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if(strstr($markerline, "# BEGIN {$marker}")) $state = true;
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}
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}
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return $result;
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}
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?>
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@ -44,6 +44,21 @@ if (isset($_POST['submit'])) {
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<?php if (isset($_POST['submit'])) : ?>
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<div class="updated"><p><?php _e('Permalink structure updated.'); ?></p></div>
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<?php endif; ?>
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<?php if(isset($_POST['rules'])) {
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$rules = explode("\n", $_POST['rules']);
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if(insert_with_markers(ABSPATH.'.htaccess', 'WordPress', $rules)) {
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?>
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<div class="updated" id="htupdate"><p><?php _e('mod_rewrite rules written to .htaccess.'); ?></p></div>
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<?php
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} else {
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?>
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<div class="updated" id="htupdate"><p><?php _e('Failed to write mod_rewrite rules to .htaccess.'); ?></p></div>
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<?php
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}
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}
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?>
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<div class="wrap">
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<h2><?php _e('Edit Permalink Structure') ?></h2>
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<?php _e('<p>WordPress offers you the ability to create a custom URI structure for your permalinks and archives. The following “tags” are available:</p>')?>
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@ -107,35 +122,18 @@ if (isset($_POST['submit'])) {
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if ($permalink_structure) {
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?>
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<p><?php printf(__('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. Click in the field and press <kbd>CTRL + a</kbd> to select all.'), $permalink_structure) ?></p>
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<?php
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$site_root = str_replace('http://', '', trim(get_settings('siteurl')));
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$site_root = preg_replace('|([^/]*)(.*)|i', '$2', $site_root);
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if ('/' != substr($site_root, -1)) $site_root = $site_root . '/';
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$home_root = str_replace('http://', '', trim(get_settings('home')));
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$home_root = preg_replace('|([^/]*)(.*)|i', '$2', $home_root);
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if ('/' != substr($home_root, -1)) $home_root = $home_root . '/';
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?>
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<form action="">
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<form action="options-permalink.php" method="post">
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<p>
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<textarea rows="5" style="width: 98%;">RewriteEngine On
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RewriteBase <?php echo $home_root; ?>
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<?php
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$rewrite = rewrite_rules('', $permalink_structure);
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$rules = '';
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foreach ($rewrite as $match => $query) {
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if (strstr($query, 'index.php')) {
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$rules .= 'RewriteRule ^' . $match . ' ' . $home_root . $query . " [QSA]\n";
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} else {
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$rules .= 'RewriteRule ^' . $match . ' ' . $site_root . $query . " [QSA]\n";
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}
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}
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echo apply_filters('rewrite_rules', $rules);
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?>
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<textarea rows="5" style="width: 98%;" name="rules"><?php echo mod_rewrite_rules($permalink_structure); ?>
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</textarea>
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</p>
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<?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') ?>
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<?php
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if ((! file_exists(ABSPATH.'.htaccess') && is_writable(ABSPATH)) || is_writable(ABSPATH.'.htaccess')) {
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?>
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<p class="submit">
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<input type="submit" name="writerules" value="<?php _e('Write mod_rewrite rules to .htaccess »') ?>">
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</p>
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<?php } ?>
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</form>
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<?php
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@ -1352,6 +1352,31 @@ function rewrite_rules($matches = '', $permalink_structure = '') {
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return $rewrite;
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}
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function mod_rewrite_rules ($permalink_structure) {
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$site_root = str_replace('http://', '', trim(get_settings('siteurl')));
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$site_root = preg_replace('|([^/]*)(.*)|i', '$2', $site_root);
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if ('/' != substr($site_root, -1)) $site_root = $site_root . '/';
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$home_root = str_replace('http://', '', trim(get_settings('home')));
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$home_root = preg_replace('|([^/]*)(.*)|i', '$2', $home_root);
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if ('/' != substr($home_root, -1)) $home_root = $home_root . '/';
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$rules = "RewriteEngine On\n";
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$rules .= "RewriteBase $home_root\n";
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$rewrite = rewrite_rules('', $permalink_structure);
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foreach ($rewrite as $match => $query) {
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if (strstr($query, 'index.php')) {
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$rules .= 'RewriteRule ^' . $match . ' ' . $home_root . $query . " [QSA]\n";
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} else {
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$rules .= 'RewriteRule ^' . $match . ' ' . $site_root . $query . " [QSA]\n";
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}
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}
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$rules = apply_filters('rewrite_rules', $rules);
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return $rules;
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}
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function get_posts($args) {
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global $wpdb;
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parse_str($args, $r);
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