mirror of
https://github.com/WordPress/WordPress.git
synced 2024-08-27 16:19:38 +02:00
git-svn-id: http://svn.automattic.com/wordpress/trunk@5700 1a063a9b-81f0-0310-95a4-ce76da25c4cd
212 lines
5.6 KiB
PHP
212 lines
5.6 KiB
PHP
<?php
|
|
|
|
class WP_Categories_to_Tags {
|
|
var $categories_to_convert = array();
|
|
var $all_categories = array();
|
|
|
|
function header() {
|
|
print '<div class="wrap">';
|
|
print '<h2>' . __('Convert Categories to Tags') . '</h2>';
|
|
}
|
|
|
|
function footer() {
|
|
print '</div>';
|
|
}
|
|
|
|
function populate_all_categories() {
|
|
global $wpdb;
|
|
|
|
$this->all_categories = get_categories('get=all');
|
|
}
|
|
|
|
function welcome() {
|
|
$this->populate_all_categories();
|
|
|
|
print '<div class="narrow">';
|
|
|
|
if (count($this->all_categories) > 0) {
|
|
print '<p>' . __('Howdy! This converter allows you to selectively convert existing categories to tags. To get started, check the checkboxes of the categories you wish to be converted, then click the Convert button.') . '</p>';
|
|
print '<p>' . __('Keep in mind that if you convert a category with child categories, those child categories get their parent setting removed, so they\'re in the root.') . '</p>';
|
|
|
|
$this->categories_form();
|
|
} else {
|
|
print '<p>'.__('You have no categories to convert!').'</p>';
|
|
}
|
|
|
|
print '</div>';
|
|
}
|
|
|
|
function categories_form() {
|
|
print '<form action="admin.php?import=wp-cat2tag&step=2" method="post">';
|
|
print '<ul style="list-style:none">';
|
|
|
|
$hier = _get_term_hierarchy('category');
|
|
|
|
foreach ($this->all_categories as $category) {
|
|
if ((int) $category->parent == 0) {
|
|
print '<li><label><input type="checkbox" name="cats_to_convert[]" value="' . intval($category->term_id) . '" /> ' . $category->name . ' (' . $category->count . ')</label>';
|
|
|
|
if (isset($hier[$category->term_id])) {
|
|
$this->_category_children($category, $hier);
|
|
}
|
|
|
|
print '</li>';
|
|
}
|
|
}
|
|
|
|
print '</ul>';
|
|
|
|
print '<p class="submit"><input type="submit" name="maybe_convert_all_cats" value="' . __('Convert All Categories') . '" /> <input type="submit" name="submit" value="' . __('Convert »') . '" /></p>';
|
|
print '</form>';
|
|
}
|
|
|
|
function _category_children($parent, $hier) {
|
|
print '<ul style="list-style:none">';
|
|
|
|
foreach ($hier[$parent->term_id] as $child_id) {
|
|
$child =& get_category($child_id);
|
|
|
|
print '<li><label><input type="checkbox" name="cats_to_convert[]" value="' . intval($child->term_id) . '" /> ' . $child->name . ' (' . $child->count . ')</label>';
|
|
|
|
if (isset($hier[$child->term_id])) {
|
|
$this->_category_children($child, $hier);
|
|
}
|
|
|
|
print '</li>';
|
|
}
|
|
|
|
print '</ul>';
|
|
}
|
|
|
|
function _category_exists($cat_id) {
|
|
global $wpdb;
|
|
|
|
$cat_id = (int) $cat_id;
|
|
|
|
$maybe_exists = category_exists($cat_id);
|
|
|
|
if ( $maybe_exists ) {
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
function convert_them() {
|
|
global $wpdb;
|
|
|
|
if (!isset($_POST['cats_to_convert']) || !is_array($_POST['cats_to_convert'])) {
|
|
print '<div class="narrow">';
|
|
print '<p>' . sprintf(__('Uh, oh. Something didn\'t work. Please <a href="%s">try again</a>.'), 'admin.php?import=wp-cat2tag') . '</p>';
|
|
print '</div>';
|
|
}
|
|
|
|
|
|
if ( empty($this->categories_to_convert) )
|
|
$this->categories_to_convert = $_POST['cats_to_convert'];
|
|
$hier = _get_term_hierarchy('category');
|
|
|
|
print '<ul>';
|
|
|
|
foreach ($this->categories_to_convert as $cat_id) {
|
|
$cat_id = (int) $cat_id;
|
|
|
|
print '<li>' . __('Converting category') . ' #' . $cat_id . '... ';
|
|
|
|
if (!$this->_category_exists($cat_id)) {
|
|
_e('Category doesn\'t exist!');
|
|
} else {
|
|
$category =& get_category($cat_id);
|
|
|
|
// Set the category itself to $type from above
|
|
$wpdb->query("UPDATE $wpdb->term_taxonomy SET taxonomy = 'post_tag' WHERE term_id = '{$category->term_id}' AND taxonomy = 'category'");
|
|
|
|
// Set all parents to 0 (root-level) if their parent was the converted tag
|
|
$wpdb->query("UPDATE $wpdb->term_taxonomy SET parent = 0 WHERE parent = '{$category->term_id}' AND taxonomy = 'category'");
|
|
|
|
// Clean the cache
|
|
clean_category_cache($category->term_id);
|
|
|
|
_e('Converted successfully.');
|
|
}
|
|
|
|
print '</li>';
|
|
}
|
|
|
|
print '</ul>';
|
|
}
|
|
|
|
function convert_all_confirm() {
|
|
print '<div class="narrow">';
|
|
|
|
print '<h3>' . __('Confirm') . '</h3>';
|
|
|
|
print '<p>' . __('You are about to convert all categories to tags. Are you sure you want to continue?') . '</p>';
|
|
|
|
print '<form action="admin.php?import=wp-cat2tag" method="post">';
|
|
print '<p style="text-align:center" class="submit"><input type="submit" value="' . __('Yes') . '" name="yes_convert_all_cats" /> <input type="submit" value="' . __('No') . '" name="no_dont_do_it" /></p>';
|
|
print '</form>';
|
|
|
|
print '</div>';
|
|
}
|
|
|
|
function convert_all() {
|
|
global $wpdb;
|
|
|
|
$wpdb->query("UPDATE $wpdb->term_taxonomy SET taxonomy = 'post_tag', parent = 0 WHERE taxonomy = 'category'");
|
|
clean_category_cache($category->term_id);
|
|
}
|
|
|
|
function init() {
|
|
echo '<!--'; print_r($_POST); print_r($_GET); echo '-->';
|
|
|
|
if (isset($_POST['maybe_convert_all_cats'])) {
|
|
$step = 3;
|
|
} elseif (isset($_POST['yes_convert_all_cats'])) {
|
|
$step = 4;
|
|
} elseif (isset($_POST['no_dont_do_it'])) {
|
|
die('no_dont_do_it');
|
|
} else {
|
|
$step = (isset($_GET['step'])) ? (int) $_GET['step'] : 1;
|
|
}
|
|
|
|
$this->header();
|
|
|
|
if (!current_user_can('manage_categories')) {
|
|
print '<div class="narrow">';
|
|
print '<p>' . __('Cheatin’ uh?') . '</p>';
|
|
print '</div>';
|
|
} else {
|
|
switch ($step) {
|
|
case 1 :
|
|
$this->welcome();
|
|
break;
|
|
|
|
case 2 :
|
|
$this->convert_them();
|
|
break;
|
|
|
|
case 3 :
|
|
$this->convert_all_confirm();
|
|
break;
|
|
|
|
case 4 :
|
|
$this->convert_all();
|
|
break;
|
|
}
|
|
}
|
|
|
|
$this->footer();
|
|
}
|
|
|
|
function WP_Categories_to_Tags() {
|
|
// Do nothing.
|
|
}
|
|
}
|
|
|
|
$wp_cat2tag_importer = new WP_Categories_to_Tags();
|
|
|
|
register_importer('wp-cat2tag', __('Categories to Tags Converter'), __('Convert existing categories to tags, selectively.'), array(&$wp_cat2tag_importer, 'init'));
|
|
|
|
?>
|