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<?php
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function bpv_form_alter($form_id, &$form) {
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if ($form_id == 'block_admin_display') {
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$form['#submit']['bpv_block_admin_submit'] = array();
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}
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elseif($form_id == 'block_admin_configure') {
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$form['page_vis_settings']['visibility']['#disabled'] = TRUE;
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$form['page_vis_settings']['pages']['#disabled'] = TRUE;
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$form['page_vis_settings']['#description'] = t('Page specific visibility is being handled by your <strong>bpv_config()</strong> function.');
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}
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}
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function bpv_block_admin_submit($form_id, $form_values) {
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$sql = 'UPDATE blocks SET visibility = 2, pages = CONCAT("<", "?", "php ", "return bpv_is_visible(\'", module, "-", delta, "\'); ", "?", ">") WHERE status=1 AND theme=\'%s\'';
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db_query($sql, variable_get('theme_default', 'garland'));
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}
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function bpv_requirements($phase) {
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if ($phase == 'install') {
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if (!function_exists('bpv_configuration')) {
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$t = get_t();
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return array(
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array(
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'title' => $t('Missing the required block control function'),
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'value' => $t('You must define the function bpv_block_control in your settings.php or in module code before you can install this module. See the README for details.'),
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'severity' => REQUIREMENT_ERROR)
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);
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}
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}
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}
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function bpv_is_visible($name) {
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static $warned = FALSE;
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if (function_exists('bpv_config')) {
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if (!$block = bpv_config($name)) {
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$block = array(1, '', '', '');
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};
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$match = false;
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if (!$match && isset($block[3])) {
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$match = $block[3];
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}
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if (!$match && isset($block[1]) && $block[1]) {
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$path = drupal_get_path_alias($_GET['q']);
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$regexp = '/^('. preg_replace(array('/(\r\n?|\n|\s+)/', '/\\\\\*/', '/(^|\|)\\\\<front\\\\>($|\|)/'), array('|', '.*', '\1'. preg_quote(variable_get('site_frontpage', 'node'), '/') .'\2'), preg_quote($block[1], '/')) .')$/';
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// Compare with the internal and path alias (if any).
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$match = preg_match($regexp, $path);
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if (!$match && $path != $_GET['q']) {
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$match = preg_match($regexp, $_GET['q']);
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}
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}
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if (!$match && isset($block[2]) && arg(0) == 'node' && is_numeric(arg(1))) {
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$node = node_load(arg(1));
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$match = (array_search($node->type, explode(' ', $block[2])) !== FALSE);
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}
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$show = ($block[0] xor $match);
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return $show;
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}
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else {
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if (!$warned) {
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drupal_set_message(t('An administrator has not defined the function bpv_config(). See bottom of the bpv.module file'), 'error');
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$warned = TRUE;
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}
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return TRUE;
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}
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}
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// You may uncomment and edit this function as desired. Or copy/paste to own module.
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//
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// Each block entry contains:
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//
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// - exclude: whether this is an include or exclude list
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// - pages: space-separated list of Drupal path globs
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// - types: space-separated list of node types
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// - bool: general-purpose boolean
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//
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// A block matches if pages or types matches or the boolean is
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// true. A block is shown if (exclude XOR match).
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// function bpv_config($name) {
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// $blocks = array(
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// 'user-0' => array(0, 'user* node*', '', ''),
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// 'comment-0' => array(1, '<front>', 'story page', ''),
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// );
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// return $blocks[$name];
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// }
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