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<?php
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// $Id: taxonomy_html.module,v 1.28.2.2 2006/12/18 12:40:11 goba Exp $
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function taxonomy_html_menu($may_cache) {
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$items = array();
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if ($may_cache) {
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$items[] = array(
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'path' => 'taxonomy_html', 'title' => t('categories'),
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'callback' => 'taxonomy_html_page',
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'access' => user_access('access content'),
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'type' => MENU_SUGGESTED_ITEM
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);
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$items[] = array(
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'path' => 'admin/settings/taxonomy_html',
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'title' => t('Taxonomy HTML'),
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'description' => t('Specify omitted vocabularies and other settings.'),
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'callback' => 'drupal_get_form',
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'callback arguments' => 'taxonomy_html_admin_settings',
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'access' => user_access('administer site configuration'),
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'type' => MENU_NORMAL_ITEM,
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);
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}
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return $items;
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}
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/**
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* Implementation of hook_block().
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*/
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function taxonomy_html_block($op = 'list', $delta = 0) {
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if ($op == 'list') {
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$blocks = array();
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$vocabularies = taxonomy_html_get_vocabularies();
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foreach ($vocabularies as $vid => $vocab) {
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$blocks[$vocab->vid]['info'] = t('@vocabulary term block', array('@vocabulary' => $vocab->name));
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}
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return $blocks;
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}
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elseif (($op == 'view') && ($vocab = taxonomy_get_vocabulary($delta))) {
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$data['subject'] = check_plain($vocab->name);
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$data['content'] = taxonomy_html_vocab_horiz($vocab);
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return $data;
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}
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}
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function taxonomy_html_page($type = '') {
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drupal_set_title(variable_get("taxonomy_html_overview_title", t("Categories")));
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$columns = variable_get('taxonomy_html_overview_columns', 2);
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$vocabularies = taxonomy_html_get_vocabularies();
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$output = '<table id="taxonomy-html">';
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$cellwidth = round(100 / $columns). '%';
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foreach ($vocabularies as $n => $vocab) {
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if ($n % $columns == 0) {
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$output .= '<tr>';
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}
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$output .= '<td width="'. $cellwidth .'"><h3>'. $vocab->name ."</h3>\n". taxonomy_html_vocab_horiz($vocab, $type). "</td>\n";
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if (($n % $columns) == ($columns - 1)) {
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$output .= "</tr>\n";
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}
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}
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// Close last row if not closed already
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if (($n % $columns) != ($columns - 1)) {
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$output .= "</tr>\n";
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}
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$output .= '</table>';
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return $output;
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}
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function taxonomy_html_get_vocabularies($type = NULL) {
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$allvocabularies = taxonomy_get_vocabularies($type);
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$omitted = variable_get('taxonomy_html_overview_vocab', array()); //omit undesired vocabularies from listing
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foreach ($omitted as $val) {
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unset($allvocabularies[$val]);
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}
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$allvocabularies = array_merge(array(), $allvocabularies);
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return $allvocabularies;
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}
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function taxonomy_html_vocab_horiz($vocabulary, $type = '') {
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$lastdepth = 0;
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$output = '';
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$tree = taxonomy_get_tree($vocabulary->vid);
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foreach ($tree as $index => $term) {
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$showcounts = variable_get('taxonomy_html_show_node_count', 0);
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$term->count = taxonomy_term_count_nodes($term->tid);
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$class = @($tree[$index+1]->depth > $term->depth ? 'expanded' : 'leaf');
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if ($term->depth > $lastdepth) {
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$output .= "<ul>\n";
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}
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elseif ($term->depth < $lastdepth) {
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$output .= str_repeat("</li></ul></li>\n", ($lastdepth - $term->depth));
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}
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elseif ($output != '') {
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$output .= "</li>\n";
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}
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if ($term->count) {
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$output .= '<li class="' . $class . '">' . l($term->name .($showcounts ? ' ('. $term->count .')' : ''), 'taxonomy/term/' . $term->tid . ($type == 'feed' ? '/feed' : ''), ($showcounts ? array("title" => format_plural($term->count, '1 item', '%count items')) : array()));
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}
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else {
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if (variable_get('taxonomy_html_show_empty_terms', 0) == 0) {
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$output .= '<li class="' . $class . '">'. $term->name;
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}
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}
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$lastdepth = $term->depth;
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}
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if ($lastdepth > 0) {
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$output .= str_repeat("</li></ul></li>\n", $lastdepth);
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}
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return '<ul class="menu">' . $output . '</ul>';
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}
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function taxonomy_html_admin_settings() {
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$form = array();
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$vocabularies = taxonomy_get_vocabularies();
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foreach ($vocabularies as $vocabulary) {
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$select[$vocabulary->vid] = $vocabulary->name;
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}
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$form["taxonomy_html_overview_vocab"] = array(
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'#type' => 'select',
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'#title' => t("Omitted vocabularies"),
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'#default_value' => variable_get("taxonomy_html_overview_vocab", array()),
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'#options' => $select,
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'#description' => t("Select vocabularies which should be <strong>omitted</strong> from listings."),
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'#extra' => "",
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'#multiple' => 1,
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);
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$form["taxonomy_html_overview_title"] = array(
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'#type' => 'textfield',
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'#title' => t("Overview title"),
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'#default_value' => variable_get("taxonomy_html_overview_title", t("Categories")),
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'#size' => 35,
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'#maxlength' => 255,
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'#description' => t("Title of the overview page."),
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);
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$form['taxonomy_html_overview_columns'] = array(
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'#type' => 'select',
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'#title' => t("Overview columns"),
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'#default_value' => variable_get("taxonomy_html_overview_columns", "2"),
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'#options' => array("1" => "1", "2" => "2", "3" => "3", "4" => "4", "5" => "5", "6" => "6"),
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'#description' => t("Number of vocabularies per row on the overview page."),
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);
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$form['taxonomy_html_show_node_count'] = array(
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'#type' => 'radios',
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'#title' => t('Show node counts in links'),
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'#default_value' => variable_get('taxonomy_html_show_node_count', 0),
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'#options' => array(t('Disabled'), t('Enabled')),
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'#description' => t('Show counts of nodes associated with taxonomy terms.')
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);
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$form['taxonomy_html_show_empty_terms'] = array(
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'#type' => 'radios',
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'#title' => t('Show empty terms'),
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'#default_value' => variable_get('taxonomy_html_show_empty_terms', 0),
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'#options' => array(t('Show empty terms'), t('Do not show empty terms')),
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'#description' => t('Show terms that do not have any associated nodes.')
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);
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return system_settings_form($form);
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}
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