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Add initial category to tag importing. see #4107

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git-svn-id: https://develop.svn.wordpress.org/trunk@5201 602fd350-edb4-49c9-b593-d223f7449a82
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rob1n 2007-04-07 04:58:28 +00:00
parent 2ea44df759
commit ab8c90f89e
1 changed files with 145 additions and 0 deletions
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145
wp-admin/import/wp-cat2tag.php Normal file
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<?php
error_reporting(E_ALL);
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() {
$this->all_categories =& get_categories('hide_empty=0&hierarchal=0');
}
function welcome() {
print '<div class="narrow">';
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();
print '</div>';
}
function categories_form() {
$this->populate_all_categories();
print '<form action="admin.php?import=wp-cat2tag&amp;step=2" method="post">';
print '<ul style="list-style:none">';
$hier = _get_category_hierarchy();
foreach ($this->all_categories as $category) {
if ((int) $category->category_parent == 0) {
print '<li><label><input type="checkbox" name="cats_to_convert[]" value="' . intval($category->cat_ID) . '" /> ' . $category->cat_name . ' (' . $category->category_count . ')</label>';
if (isset($hier[$category->cat_ID])) {
$this->_category_children($category, $hier);
}
print '</li>';
}
}
print '</ul>';
print '<p class="submit"><input type="submit" name="submit" value="' . __('Convert &raquo;') . '" /></p>';
print '</form>';
}
function _category_children($parent, $hier) {
print '<ul style="list-style:none">';
foreach ($hier[$parent->cat_ID] as $child_id) {
$child =& get_category($child_id);
print '<li><label><input type="checkbox" name="cats_to_convert[]" value="' . intval($child->cat_ID) . '" /> ' . $child->cat_name . ' (' . $child->category_count . ')</label>';
if (isset($hier[$child->cat_ID])) {
$this->_category_children($child, $hier);
}
print '</li>';
}
print '</ul>';
}
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>';
}
$this->categories_to_convert = $_POST['cats_to_convert'];
$hier = _get_category_hierarchy();
print '<ul>';
foreach ($this->categories_to_convert as $cat_id) {
$cat_id = (int) $cat_id;
print '<li>' . __('Converting category') . ' #' . $cat_id . '... ';
if (!category_exists($cat_id)) {
_e('Category doesn\'t exist!');
} else {
$category =& get_category($cat_id);
if ($category->link_count > 0) {
$type = $category->type | TAXONOMY_TAG;
} else {
$type = TAXONOMY_TAG;
}
$wpdb->query("UPDATE $wpdb->categories SET type = '$type' WHERE cat_ID = '{$category->cat_ID}'");
$wpdb->query("UPDATE $wpdb->post2cat SET rel_type = 'tag' WHERE cat_ID = '{$category->cat_ID}'");
$wpdb->query("UPDATE $wpdb->categories SET tag_count = '{$category->category_count}', category_count = '0' WHERE cat_ID = '{$category->cat_ID}'");
_e('Converted successfully.');
}
print '</li>';
}
print '</ul>';
}
function init() {
if (!isset($_GET['step'])) {
$step = 1;
} else {
$step = (int) $_GET['step'];
}
$this->header();
switch ($step) {
case 1:
$this->welcome();
break;
case 2:
$this->convert_them();
break;
}
$this->footer();
}
}
$wp_cat2tag_importer = new WP_Categories_to_Tags;
register_importer('wp-cat2tag', __('Categories to Tags Converter'), __('Convert existing categories to tags, selectively.'), array(&$wp_cat2tag_importer, 'init'));
?>