<?php
/******************************************************************************/
//                                                                            //
//                             InstantCMS v1.9                                //
//                        http://www.instantcms.ru/                           //
//                                                                            //
//                   written by InstantCMS Team, 2007-2011                    //
//                produced by InstantSoft, (www.instantsoft.ru)               //
//                                                                            //
//                        LICENSED BY GNU/GPL v2                              //
//                                                                            //
/******************************************************************************/

if(!defined('VALID_CMS')) { die('ACCESS DENIED'); }

function cmsInsertTags($tagstr, $target, $item_id){

    $inDB = cmsDatabase::getInstance();
	$inDB->query("DELETE FROM cms_tags WHERE target='$target' AND item_id = '$item_id'");

	$tagstr = strtolower($tagstr);
	$tagstr = preg_replace('/[^a-zA-Zà-ÿ¸³¿º´À-ß¨²¯ª¥0-9\s\-\,_]/i', '', $tagstr);
	$tagstr = trim($tagstr);
	$tagstr = preg_replace('/\s+/', ' ', $tagstr);
	$tagstr = str_replace(', ', ',', $tagstr);
	$tagstr = str_replace(' ,', ',', $tagstr);

	if ($tagstr){
		$tags = explode(',', $tagstr);

		foreach ($tags as $key=>$tag){
			if(strlen($tag)>3){
				if (strlen($tag>15) && !(strstr($tag, ' ') || strstr($tag, '-'))) { $tag = substr($tag, 0, 15); }
				$sql = "INSERT INTO cms_tags (tag, target, item_id) VALUES ('$tag', '$target', $item_id)";
				$inDB->query($sql);
			}
		}
	}
	return;
}

function cmsClearTags($target, $item_id){
    $inDB = cmsDatabase::getInstance();
	$inDB->query("DELETE FROM cms_tags WHERE target='$target' AND item_id = '$item_id'");
	return;
}


function cmsTagLine($target, $item_id, $links=true, $selected=''){

    $inDB = cmsDatabase::getInstance();
	$sql  = "SELECT tag
			FROM cms_tags 
			WHERE target='$target' AND item_id='$item_id'
			ORDER BY tag DESC";
	$rs = $inDB->query($sql);
	$html = '';
	$tags = $inDB->num_rows($rs);
	if ($tags){
		$t = 1;
		while ($tag=$inDB->fetch_assoc($rs)){
			if ($links){
				if ($selected==$tag['tag']){
					$html .= '<a href="/search/tag/'.urlencode($tag['tag']).'" style="font-weight:bold;text-decoration:underline">'.$tag['tag'].'</a>';			
				} else {
					$html .= '<a href="/search/tag/'.urlencode($tag['tag']).'">'.$tag['tag'].'</a>';
				}
			} else {
				$html .= $tag['tag'];		
			}
			if ($t < $tags) { $html .= ', '; $t++; }
		}
	} else {
		$html = '';
	}
	return $html;
}

function cmsTagBar($target, $item_id, $selected=''){
	if ($tagline = cmsTagLine($target, $item_id, true, $selected)){
		return '<div class="taglinebar"><span class="label">Òåãè: </span><span class="tags">'.$tagline.'</span></div>';
	} else {
		return '';
	}
}

function cmsTagItemLink($target, $item_id){
    $inDB = cmsDatabase::getInstance();
	$inCore = cmsCore::getInstance();
	$link = '';
	switch ($target){
		case 'content': $today = date("Y-m-d H:i:s");
						$sql = "SELECT i.title as title, c.title as cat, i.seolink as seolink, c.seolink as cat_seolink
								FROM cms_content i
								INNER JOIN cms_category c ON c.id = i.category_id
								WHERE i.id = '$item_id' AND i.published = 1  AND i.is_arhive = 0 AND i.pubdate <= '$today' AND (i.is_end=0 OR (i.is_end=1 AND i.enddate >= '$today')) LIMIT 1";
						$rs = $inDB->query($sql) ;
						if ($inDB->num_rows($rs)){
							$item = $inDB->fetch_assoc($rs);
							$link =  '<a href="/'.$item['cat_seolink'].'" class="tag_searchcat">'.$item['cat'].'</a> &rarr; ';
							$link .= '<a href="/'.$item['seolink'].'.html" class="tag_searchitem">'.$item['title'].'</a>';
						}
						break; 
		case 'blogpost': $sql = "SELECT i.title as title, i.id as item_id, c.title as cat, c.id as cat_id, c.owner as owner, c.user_id user_id, i.seolink as seolink, c.seolink as bloglink
								FROM cms_blog_posts i
								LEFT JOIN cms_blogs c ON c.id = i.blog_id
								WHERE i.id = '$item_id' AND i.published = 1";
						$rs = $inDB->query($sql) ;
						if ($inDB->num_rows($rs)){
							$item = $inDB->fetch_assoc($rs);
							if ($item['owner'] == 'club') { $item['cat'] = $inDB->get_field('cms_clubs','id='.$item['user_id'],'title'); }
							$link =  '<a href="/blogs/'.$item['bloglink'].'" class="tag_searchcat">'.$item['cat'].'</a> &rarr; ';
							$link .= '<a href="/blogs/'.$item['bloglink'].'/'.$item['seolink'].'.html" class="tag_searchitem">'.$item['title'].'</a>';
						}
						break; 
		case 'photo': $sql = "SELECT i.title as title, i.id as item_id, c.title as cat, c.id as cat_id
								FROM cms_photo_files i
								LEFT JOIN cms_photo_albums c ON c.id = i.album_id
								WHERE i.id = '$item_id' AND i.published = 1";
						$rs = $inDB->query($sql) ;
						if ($inDB->num_rows($rs)){
							$item = $inDB->fetch_assoc($rs);
							$link =  '<a href="/photos/'.$item['cat_id'].'" class="tag_searchcat">'.$item['cat'].'</a> &rarr; ';
							$link .= '<a href="/photos/photo'.$item['item_id'].'.html" class="tag_searchitem">'.$item['title'].'</a>';
						}
						break; 
		case 'userphoto': $sql = "SELECT i.title as title, i.id as item_id, c.nickname as cat, c.id as cat_id, c.login as login
								FROM cms_user_photos i
								LEFT JOIN cms_users c ON c.id = i.user_id
								WHERE i.id = '$item_id'";
						$rs = $inDB->query($sql) ;
						if ($inDB->num_rows($rs)){
							$item = $inDB->fetch_assoc($rs);
							$link =  '<a href="'.cmsUser::getProfileURL($item['login']).'" class="tag_searchcat">'.$item['cat'].'</a> &rarr; ';
							$link .= '<a href="/users/'.$item['cat_id'].'/photo'.$item['item_id'].'.html" class="tag_searchitem">'.$item['title'].'</a>';
						}
						break; 
		case 'catalog': $sql = "SELECT i.title as title, i.id as item_id, c.title as cat, c.id as cat_id
								FROM cms_uc_items i
								LEFT JOIN cms_uc_cats c ON c.id = i.category_id
								WHERE i.id = '$item_id' AND i.published = 1";
						$rs = $inDB->query($sql) ;
						if ($inDB->num_rows($rs)){
							$item = $inDB->fetch_assoc($rs);
							$link =  '<a href="/catalog/'.$item['cat_id'].'" class="tag_searchcat">'.$item['cat'].'</a> &rarr; ';
							$link .= '<a href="/catalog/item'.$item['item_id'].'.html" class="tag_searchitem">'.$item['title'].'</a>';
						}
						break; 	
		case 'video': 
						$inCore->loadModel('video');
    					$model = cms_model_video::initModel();

						$sql = "SELECT i.title as title, i.id as item_id, i.seolink as movie_seolink, c.title as cat_title, c.id as cat_id, c.seolink as cat_seolink
								FROM cms_video_movie i
								INNER JOIN cms_video_category c ON c.id = i.cat_id
								WHERE i.id = '$item_id'";
						$rs = $inDB->query($sql) ;
						if ($inDB->num_rows($rs)){
							$item = $inDB->fetch_assoc($rs);
							$link =  '<a href="'.$model->getCatLink($item['cat_seolink'], $item['cat_id']).'" class="tag_searchcat">'.$item['cat_title'].'</a> &rarr; ';
							$link .= '<a href="'.$model->getMovieLink($item['cat_seolink'].'/'.$item['movie_seolink'], $item['item_id']).'" class="tag_searchitem">'.$item['title'].'</a>';
						}
						break;
		case 'shop': $sql = "SELECT i.title as title, i.seolink as seolink, c.title as cat, c.seolink as cat_seolink
							 FROM cms_shop_items i
							 LEFT JOIN cms_shop_cats c ON c.id = i.category_id
							 WHERE i.id = '$item_id'";
						$rs = $inDB->query($sql) ;
						if ($inDB->num_rows($rs)){
							$item = $inDB->fetch_assoc($rs);
							$link =  '<a href="/shop/'.$item['cat_seolink'].'" class="tag_searchcat">'.$item['cat'].'</a> &rarr; ';
							$link .= '<a href="/shop/'.$item['seolink'].'.html" class="tag_searchitem">'.$item['title'].'</a>';
						}
						break;
		case 'maps': $sql = "SELECT i.title as title, i.seolink as seolink, c.title as cat, c.seolink as cat_seolink
							 FROM cms_maps_items i
							 LEFT JOIN cms_maps_cats c ON c.id = i.category_id
							 WHERE i.id = '$item_id'";
						$rs = $inDB->query($sql) ;
						if ($inDB->num_rows($rs)){
							$item = $inDB->fetch_assoc($rs);
							$link =  '<a href="/maps/'.$item['cat_seolink'].'" class="tag_searchcat">'.$item['cat'].'</a> &rarr; ';
							$link .= '<a href="/maps/'.$item['seolink'].'.html" class="tag_searchitem">'.$item['title'].'</a>';
						}
						break;
	}
	return $link;
}

function cmsTagsList(){
    $inDB = cmsDatabase::getInstance();
	$html = '';		
	$sql = "SELECT t.tag, COUNT(t.tag) as num
			FROM cms_tags t
			GROUP BY t.tag
			ORDER BY t.tag";	
	$result = $inDB->query($sql) ;
	if ($inDB->num_rows($result)>0){
		while($tag = $inDB->fetch_assoc($result)){
			if ($tag['tag']){
				$html .= '<a href="/search/tag/'.urlencode($tag['tag']).'">'.$tag['tag'].'</a> ('.$tag['num'].') ';
			}
		}
	}		
	return $html;
}
?>