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<?php
// $Id$
/**
* @file
* Admin page callbacks for the help module.
*/
/**
* Menu callback; prints a page listing a glossary of Drupal terminology.
*/
function help_main() {
// Add CSS
drupal_add_css(drupal_get_path('module', 'help') .'/help.css', 'module', 'all', FALSE);
$output = '<h2>'. t('Help topics') .'</h2><p>'. t('Help is available on the following items:') .'</p>'. help_links_as_list();
return $output;
}
/**
* Menu callback; prints a page listing general help for a module.
*/
function help_page($name) {
$output = '';
if (module_hook($name, 'help')) {
$module = drupal_parse_info_file(drupal_get_path('module', $name) .'/'. $name .'.info');
drupal_set_title($module['name']);
$temp = module_invoke($name, 'help', "admin/help#$name", drupal_help_arg());
if (empty($temp)) {
$output .= t("No help is available for module %module.", array('%module' => $module['name']));
}
else {
$output .= $temp;
}
// Only print list of administration pages if the module in question has
// any such pages associated to it.
$admin_tasks = system_get_module_admin_tasks($name);
if (!empty($admin_tasks)) {
ksort($admin_tasks);
$output .= theme('item_list', $admin_tasks, t('@module administration pages', array('@module' => $module['name'])));
}
}
return $output;
}
function help_links_as_list() {
$empty_arg = drupal_help_arg();
$module_info = module_rebuild_cache();
$modules = array();
foreach (module_implements('help', TRUE) as $module) {
if (module_invoke($module, 'help', "admin/help#$module", $empty_arg)) {
$modules[$module] = $module_info[$module]->info['name'];
}
}
asort($modules);
// Output pretty four-column list
$count = count($modules);
$break = ceil($count / 4);
$output = '<div class="clear-block"><div class="help-items"><ul>';
$i = 0;
foreach ($modules as $module => $name) {
$output .= '<li>'. l($name, 'admin/help/'. $module) .'</li>';
if (($i + 1) % $break == 0 && ($i + 1) != $count) {
$output .= '</ul></div><div class="help-items'. ($i + 1 == $break * 3 ? ' help-items-last' : '') .'"><ul>';
}
$i++;
}
$output .= '</ul></div></div>';
return $output;
}
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