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<?php /** @file */
require_once('include/security.php');
// When editing a webpage - a dropdown is needed to select a page layout
// On submit, the pdl_select value (which is the mid of an item with item_restrict = ITEM_PDL) is stored in
// the webpage's resource_id, with resource_type 'pdl'.
// Then when displaying a webpage, we can see if it has a pdl attached. If not we'll
// use the default site/page layout.
// If it has a pdl we'll load it as we know the mid and pass the body through comanche_parser() which will generate the
// page layout from the given description
function pdl_selector($uid,$current="") {
$o = '';
// You can use anybody's Comanche layouts on this site that haven't been protected in some way
$sql_extra = item_permissions_sql($uid);
// By default order by title (therefore at this time pdl's need a unique title across this system),
// though future work may allow categorisation
// based on taxonomy terms
$r = q("select title, mid from item where (item_restrict & %d) $sql_extra order by title",
intval(ITEM_PDL)
);
$arr = array('channel_id' => $uid, 'current' => $current, 'entries' => $r);
call_hooks('pdl_selector',$arr);
$entries = $arr['entries'];
$current = $arr['current'];
$o .= "<select name=\"pdl_select\" id=\"pdl_select\" size=\"1\" >";
$entries[] = array('title' => t('Default'), 'mid' => '');
foreach($entries as $selection) {
$selected = (($selection == $current) ? ' selected="selected" ' : '');
$o .= "<option value=\"{$selection['mid']}\" $selected >{$selection['title']}</option>";
}
$o .= '</select>';
return $o;
}
function comanche_parser(&$a,$s) {
$cnt = preg_match("/\[layout\](.*?)\[\/layout\]/ism", $matches, $s);
if($cnt)
$a->page['template'] = trim($matches[1]);
$cnt = preg_match("/\[theme\](.*?)\[\/theme\]/ism", $matches, $s);
if($cnt)
$a->layout['theme'] = trim($matches[1]);
$cnt = preg_match_all("/\[region=(.*?)\](.*?)\[\/region\]/ism", $matches, $s, PREG_SET_ORDER);
if($cnt) {
foreach($matches as $mtch) {
$a->layout['region_' . $mtch[1]] = comanche_region($a,$mtch[2]);
}
}
}
function comanche_menu($name) {
$a = get_app();
$m = menu_fetch($name,$a->profile['profile_uid'],get_observer_hash());
return render_menu($m);
}
function comanche_replace_region($match) {
$a = get_app();
if(array_key_exists($match[1],$a->page))
return $a->page[$match[1]];
}
// Widgets will have to get any operational arguments from the session,
// the global app environment, or config storage until we implement argument passing
function comanche_widget($name,$args = null) {
$a = get_app();
$func = 'widget_' . trim($name);
if(function_exists($func))
return $func($args);
}
function comanche_region(&$a,$s) {
$cnt = preg_match_all("/\[menu\](.*?)\[\/menu\]/ism", $matches, $s, PREG_SET_ORDER);
if($cnt) {
foreach($matches as $mtch) {
$s = str_replace($mtch[0],comanche_menu(trim($mtch[1])),$s);
}
}
// need to modify this to accept parameters
$cnt = preg_match_all("/\[widget\](.*?)\[\/widget\]/ism", $matches, $s, PREG_SET_ORDER);
if($cnt) {
foreach($matches as $mtch) {
$s = str_replace($mtch[0],comanche_widget(trim($mtch[1])),$s);
}
}
return $s;
}
function widget_profile($args) {
$a = get_app();
$block = (((get_config('system','block_public')) && (! local_user()) && (! remote_user())) ? true : false);
return profile_sidebar($a->profile, $block, true);
}
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