functions.php

<?php defined('IN_CMS') or die('No direct access allowed.');

/**
	Theme functions - happy templating!
*/

/*
	Posts
*/
function has_posts() {
	if(($posts = IoC::resolve('posts')) === false) {
		$posts = Posts::list_public(array('sortby' => 'id', 'sortmode' => 'desc'));
		IoC::instance('posts', $posts, true);
	}
	
	return $posts->length() > 0;
}

function posts($params = array()) {
	if(has_posts() === false) {
		return false;
	}
	
	$posts = IoC::resolve('posts');

	if($result = $posts->valid()) {	
		// register single post
		IoC::instance('post', $posts->current(), true);
		
		// move to next
		$posts->next();
	}

	return $result;
}

function post_id() {
	if($itm = IoC::resolve('post')) {
		return $itm->id;
	}
	
	return '';
}

function post_title() {
	if($itm = IoC::resolve('post')) {
		return $itm->title;
	}
	
	return '';
}

function post_slug() {
	if($itm = IoC::resolve('post')) {
		return $itm->slug;
	}
	
	return '';
}

function post_url() {
	if($itm = IoC::resolve('post')) {
		$page = IoC::resolve('postspage');
		return Url::make($page->slug . '/' . $itm->slug);
	}
	
	return '';
}

function post_description() {
	if($itm = IoC::resolve('post')) {
		return $itm->description;
	}
	
	return '';
}

function post_html() {
	if($itm = IoC::resolve('post')) {
		return $itm->html;
	}
	
	return '';
}

function post_css() {
	if($itm = IoC::resolve('post')) {
		return $itm->css;
	}
	
	return '';
}

function post_js() {
	if($itm = IoC::resolve('post')) {
		return $itm->js;
	}
	
	return '';
}

function post_time() {
	if($itm = IoC::resolve('post')) {
		return $itm->created;
	}
	
	return '';
}

function post_date() {
	if(post_time() !== '') {
	    return date(Config::get('metadata.date_format'), post_time());
	}
	
	return '';
}

function post_author() {
	if($itm = IoC::resolve('post')) {
		return $itm->author;
	}
	
	return '';
}

/**
	Article
*/
function article_id() {
	if($itm = IoC::resolve('article')) {
		return $itm->id;
	}
	
	return '';
}

function article_title() {
	if($itm = IoC::resolve('article')) {
		return $itm->title;
	}
	
	return '';
}

function article_slug() {
	if($itm = IoC::resolve('article')) {
		return $itm->slug;
	}
	
	return '';
}

function article_url() {
	if($itm = IoC::resolve('article')) {
		$page = IoC::resolve('postspage');
		return URL_PATH . $page->slug . '/' . $itm->slug;
	}
	
	return '';
}

function article_description() {
	if($itm = IoC::resolve('article')) {
		return $itm->description;
	}
	
	return '';
}

function article_html() {
	if($itm = IoC::resolve('article')) {
		return $itm->html;
	}
	
	return '';
}

function article_css() {
	if($itm = IoC::resolve('article')) {
		return $itm->css;
	}
	
	return '';
}

function article_js() {
	if($itm = IoC::resolve('article')) {
		return $itm->js;
	}
	
	return '';
}

function article_time() {
	if($itm = IoC::resolve('article')) {
		return $itm->created;
	}
	
	return '';
}

function article_date() {
	if(article_time() !== '') {
	    return date(Config::get('metadata.date_format'), article_time());
	}
	
	return '';
}

function article_author() {
	if($itm = IoC::resolve('article')) {
		return $itm->author;
	}
	
	return '';
}

function article_author_bio() {
	if($itm = IoC::resolve('article')) {
		return $itm->bio;
	}
	
	return '';
}

function article_custom_fields() {
    if($itm = IoC::resolve('article')) {
    	if(isset($itm->custom_fields)) {
    	    // get associative array
    	    return json_decode($itm->custom_fields, true);
    	}
    }
    
    return array();
}

function article_custom_field($key, $default = '') {
    $fields = article_custom_fields();
    return isset($fields[$key]) ? $fields[$key] : $default;
}

function customised() {
	if($itm = IoC::resolve('article')) {
		return strlen($itm->css) > 0 or strlen($itm->js) > 0;
	}
	
	return false;
}

/**
	Page
*/
function page_id() {
	if($itm = IoC::resolve('page')) {
		return $itm->id;
	}
	
	return '';
}

function page_url() {
	if($itm = IoC::resolve('page')) {
		return $itm->url;
	}
	
	return '';
}

function page_name() {
	if($itm = IoC::resolve('page')) {
		return $itm->name;
	}
	
	return '';
}

function page_title($default = '') {
	if($itm = IoC::resolve('page')) {
		return $itm->title;
	}
	if($itm = IoC::resolve('article')) {
		return $itm->title;
	}

	return $default;
}

function page_content() {
	if($itm = IoC::resolve('page')) {
		return $itm->content;
	}
	
	return '';
}

function page_active() {
	if($itm = IoC::resolve('page')) {
		return $itm->active;
	}
	
	return '';
}

/**
	Menu
*/
function has_menu_items() {
	if(($pages = IoC::resolve('menu')) === false) {
		$params['status'] = 'published';
		$pages = Pages::list_all($params);
		IoC::instance('menu', $pages, true);
	}
	
	return $pages->length() > 0;
}

function menu_items($params = array()) {
	if(has_menu_items() === false) {
		return false;
	}
	
	$pages = IoC::resolve('menu');

	if($result = $pages->valid()) {	
		// register single post
		IoC::instance('menu_item', $pages->current(), true);
		
		// move to next
		$pages->next();
	}

	return $result;
}

function menu_id() {
	if($itm = IoC::resolve('menu_item')) {
		return $itm->id;
	}
	
	return '';
}

function menu_url() {
	if($itm = IoC::resolve('menu_item')) {
		return $itm->url;
	}
	
	return '';
}

function menu_name() {
	if($itm = IoC::resolve('menu_item')) {
		return $itm->name;
	}
	
	return '';
}

function menu_title($default = '') {
	if($itm = IoC::resolve('menu_item')) {
		return $itm->title;
	}

	return $default;
}

function menu_active() {
	if($itm = IoC::resolve('menu_item')) {
		return $itm->active;
	}
	
	return '';
}

/**
	Meta data
*/
function site_name() {
	return Config::get('metadata.sitename');
}

function site_description() {
	return Config::get('metadata.description');
}

function twitter_account() {
	return Config::get('metadata.twitter');
}

function twitter_url() {
    return 'http://twitter.com/' . twitter_account();
}

/**
	Url helpers
*/
function base_url($url = '') {
    return Url::make($url);
}

function theme_url($file = '') {
	return Config::get('application.base_url') . 'themes/' . Config::get('metadata.theme') . '/' . ltrim($file, '/');
}

function current_url() {
	return Request::uri();
}

function admin_url() {
    return Url::make(Config::get('application.admin_folder'));
}

function search_url() {
	return Url::make('search');
}

function rss_url() {
    return Url::make('rss');
}

/**
	Search
*/
function has_search_results() {
	if($items = IoC::resolve('search')) {
		return $items->length() > 0;
	}
	
	return false;
}

function total_search_results() {
	if($items = IoC::resolve('search')) {
		return $items->length();
	}
	
	return 0;
}

function search_results() {
	$posts = IoC::resolve('search');

	if($result = $posts->valid()) {	
		// register single post
		IoC::instance('post', $posts->current(), true);
		
		// move to next
		$posts->next();
	}

	return $result;
}

function search_term() {
	return (Request::uri_segment(1) == 'search' ? Request::uri_segment(2) : '');
}

/**
	Users
*/
function user_authed() {
	return Users::authed() !== false;
}