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<?php /** @file */
require_once('include/security.php');
require_once('include/menu.php');
require_once('include/widgets.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 = '';
$sql_extra = item_permissions_sql($uid);
$r = q("select item_id.*, mid from item_id left join item on iid = item.id where item_id.uid = %d and item_id.uid = item.uid and service = 'PDL' order by sid asc",
intval($owner)
);
$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['sid']}</option>";
}
$o .= '</select>';
return $o;
}
function comanche_parser(&$a,$s) {
$cnt = preg_match_all("/\[comment\](.*?)\[\/comment\]/ism", $s, $matches, PREG_SET_ORDER);
if($cnt) {
foreach($matches as $mtch) {
$s = str_replace($mtch[0],'',$s);
}
}
$cnt = preg_match("/\[layout\](.*?)\[\/layout\]/ism", $s, $matches);
if($cnt)
$a->page['template'] = trim($matches[1]);
$cnt = preg_match("/\[template=(.*?)\](.*?)\[\/template\]/ism", $s, $matches);
if($cnt) {
$a->page['template'] = trim($matches[2]);
$a->page['template_style'] = trim($matches[2]) . '_' . $matches[1];
}
$cnt = preg_match("/\[template\](.*?)\[\/template\]/ism", $s, $matches);
if($cnt) {
$a->page['template'] = trim($matches[1]);
}
$cnt = preg_match("/\[theme=(.*?)\](.*?)\[\/theme\]/ism", $s, $matches);
if($cnt) {
$a->layout['schema'] = trim($matches[1]);
$a->layout['theme'] = trim($matches[2]);
}
$cnt = preg_match("/\[theme\](.*?)\[\/theme\]/ism", $s, $matches);
if($cnt)
$a->layout['theme'] = trim($matches[1]);
$cnt = preg_match_all("/\[region=(.*?)\](.*?)\[\/region\]/ism", $s, $matches, PREG_SET_ORDER);
if($cnt) {
foreach($matches as $mtch) {
$a->layout['region_' . $mtch[1]] = comanche_region($a,$mtch[2]);
}
}
$cnt = preg_match_all("/\[webpage\](.*?)\[\/webpage\]/ism", $s, $matches, PREG_SET_ORDER);
if($cnt) {
// only the last webpage definition is used if there is more than one
foreach($matches as $mtch) {
$a->layout['webpage'] = comanche_webpage($a,$mtch[1]);
}
}
}
function comanche_menu($name,$class = '') {
$channel_id = comanche_get_channel_id();
if($channel_id) {
$m = menu_fetch($name,$channel_id,get_observer_hash());
return menu_render($m,$class);
}
}
function comanche_replace_region($match) {
$a = get_app();
if(array_key_exists($match[1],$a->page)) {
return $a->page[$match[1]];
}
}
/**
* @function comanche_get_channel_id()
* Returns the channel_id of the profile owner of the page, or the local_user if there is no profile owner.
* Otherwise returns 0
*/
function comanche_get_channel_id() {
$channel_id = ((is_array(get_app()->profile)) ? get_app()->profile['profile_uid'] : 0);
if((! $channel_id) && (local_user()))
$channel_id = local_user();
return $channel_id;
}
function comanche_block($name) {
$channel_id = comanche_get_channel_id();
if($channel_id) {
$o = '';
$r = q("select * from item inner join item_id on iid = item.id and item_id.uid = item.uid and item.uid = %d and service = 'BUILDBLOCK' and sid = '%s' limit 1",
intval($channel_id),
dbesc($name)
);
if($r) {
$o = '<div class="widget bblock">';
if($r[0]['title'])
$o .= '<h3>' . $r[0]['title'] . '</h3>';
$o .= prepare_text($r[0]['body'],$r[0]['mimetype']);
$o .= '</div>';
}
}
return $o;
}
// This doesn't really belong in Comanche, but it could also be argued that it is the perfect place.
// We need to be able to select what kind of template and decoration to use for the webpage at the heart of our content.
// For now we'll allow an '[authored]' element which defaults to name and date, or 'none' to remove these, and perhaps
// 'full' to provide a social network style profile photo.
// But leave it open to have richer templating options and perhaps ultimately discard this one, once we have a better idea
// of what template and webpage options we might desire.
function comanche_webpage(&$a,$s) {
$ret = array();
$cnt = preg_match_all("/\[authored\](.*?)\[\/authored\]/ism", $s, $matches, PREG_SET_ORDER);
if($cnt) {
foreach($matches as $mtch) {
$ret['authored'] = $mtch[1];
}
}
return $ret;
}
// Widgets will have to get any operational arguments from the session,
// the global app environment, or config storage until we implement argument passing
function comanche_widget($name,$text) {
$a = get_app();
$vars = array();
$cnt = preg_match_all("/\[var=(.*?)\](.*?)\[\/var\]/ism", $text, $matches, PREG_SET_ORDER);
if($cnt) {
foreach($matches as $mtch) {
$vars[$mtch[1]] = $mtch[2];
}
}
$func = 'widget_' . trim($name);
if(function_exists($func))
return $func($vars);
}
function comanche_region(&$a,$s) {
$cnt = preg_match_all("/\[menu\](.*?)\[\/menu\]/ism", $s, $matches, PREG_SET_ORDER);
if($cnt) {
foreach($matches as $mtch) {
$s = str_replace($mtch[0],comanche_menu(trim($mtch[1])),$s);
}
}
// menu class e.g. [menu=horizontal]my_menu[/menu] or [menu=tabbed]my_menu[/menu]
// allows different menu renderings to be applied
$cnt = preg_match_all("/\[menu=(.*?)\](.*?)\[\/menu\]/ism", $s, $matches, PREG_SET_ORDER);
if($cnt) {
foreach($matches as $mtch) {
$s = str_replace($mtch[0],comanche_menu(trim($mtch[2]),$mtch[1]),$s);
}
}
$cnt = preg_match_all("/\[block\](.*?)\[\/block\]/ism", $s, $matches, PREG_SET_ORDER);
if($cnt) {
foreach($matches as $mtch) {
$s = str_replace($mtch[0],comanche_block(trim($mtch[1])),$s);
}
}
// need to modify this to accept parameters
$cnt = preg_match_all("/\[widget=(.*?)\](.*?)\[\/widget\]/ism", $s, $matches, PREG_SET_ORDER);
if($cnt) {
foreach($matches as $mtch) {
$s = str_replace($mtch[0],comanche_widget(trim($mtch[1]),$mtch[2]),$s);
}
}
return $s;
}
/*
* @function register_page_template($arr)
* Registers a page template/variant for use by Comanche selectors
* @param array $arr
* 'template' => template name
* 'variant' => array(
* 'name' => variant name
* 'desc' => text description
* 'regions' => array(
* 'name' => name
* 'desc' => text description
* )
* )
*/
function register_page_template($arr) {
get_app()->page_layouts[$arr['template']] = array($arr['variant']);
return;
}
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