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<?php
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function phptemplate_block_list($region) {
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// This is the list function from the block module. We have to comment
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// out the throttle test, which for some reason breaks node previews.
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// As a result, if blocks are throttled, we may get the wrong layout.
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global $user, $theme_key;
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static $blocks = array();
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if (!count($blocks)) {
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$result = db_query("SELECT * FROM {blocks} WHERE theme = '%s' AND status = 1 ORDER BY region, weight, module", $theme_key);
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while ($block = db_fetch_object($result)) {
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if (!isset($blocks[$block->region])) {
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$blocks[$block->region] = array();
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}
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// Use the user's block visibility setting, if necessary
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if ($block->custom != 0) {
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if ($user->uid && isset($user->block[$block->module][$block->delta])) {
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$enabled = $user->block[$block->module][$block->delta];
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}
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else {
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$enabled = ($block->custom == 1);
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}
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}
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else {
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$enabled = TRUE;
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}
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// Match path if necessary
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if ($block->pages) {
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if ($block->visibility < 2) {
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$path = drupal_get_path_alias($_GET['q']);
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$regexp = '/^('. preg_replace(array('/(\r\n?|\n)/', '/\\\\\*/', '/(^|\|)\\\\<front\\\\>($|\|)/'), array('|', '.*', '\1'. preg_quote(variable_get('site_frontpage', 'node'), '/') .'\2'), preg_quote($block->pages, '/')) .')$/';
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$page_match = !($block->visibility xor preg_match($regexp, $path));
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}
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else {
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$page_match = drupal_eval($block->pages);
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}
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}
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else {
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$page_match = TRUE;
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}
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if ($enabled && $page_match) {
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// Check the current throttle status and see if block should be displayed
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// based on server load.
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// if (!($block->throttle && (module_invoke('throttle', 'status') > 0))) {
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// $array = module_invoke($block->module, 'block', 'view', $block->delta);
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// if (isset($array) && is_array($array)) {
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// foreach ($array as $k => $v) {
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// $block->$k = $v;
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// }
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// }
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// }
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if (isset($block->content) && $block->content) {
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$blocks[$block->region]["{$block->module}_{$block->delta}"] = $block;
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}
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}
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}
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}
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// Create an empty array if there were no entries
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if (!isset($blocks[$region])) {
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// $blocks[$region] = array();
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return 0;
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}
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return 1;//$blocks[$region];
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}
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function _phptemplate_variables($hook, $vars) {
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// Detect whether left and right sidebars are used, and
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// set layoutcode accordingly
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$vars['layoutcode'] = '3'; // default - right
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if ($left=phptemplate_block_list("left")) {
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$vars['layoutcode'] = '2'; } // left
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if ($left && phptemplate_block_list("right")) {
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$vars['layoutcode'] = '1'; } //both
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return $vars;
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}
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function phptemplate_menu_tree($pid=1) {
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// Code adapted from the nice_menus module
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// generates nested <ul> <li> lists
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$menu = menu_get_menu($pid);
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$output = '';
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if ($menu['visible'][$pid]['children']) {
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foreach ($menu['visible'][$pid]['children'] as $mid) {
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if (count($menu['visible'][$mid]['children']) > 0) {
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$output.= "<li>".menu_item_link($mid);
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if (menu_in_active_trail($mid)) { // only output children if they should be seen
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$output.= "<ul>";
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$tmp = phptemplate_menu_tree($mid);
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$output.= $tmp;
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$output.= "</ul>";
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}
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$output.= "</li>";
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}
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else {
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$output.= "<li>".menu_item_link($mid)."</li>";
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}
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}
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}
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return $output;
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}
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