<?php

/*
	ImageViewer loads a single image and its comments specified by a keyword.
*/

require_once( 'lib/imagecatalog.php' );

class ImageViewer extends ImageCatalog {
	protected $position = 0;
	protected $keyword = '';
	
	public $Fav = '';
	
	public $image = array();
	public $stream = array();
	public $userInfo = array();
	public $uploadid;
	
	public $datenow;

	
	public function setCurrent( $keyword ) {
		$this->keyword = $keyword;
	}
	public function setFav( $case ) {
		$this->Fav = $case;
	}
	public function CommentSpam( $userId) {
		
	}
	
	public function addComment( $userId, $comment,$iname="") {
		
		
		$countcomments = DB::getRow("SELECT COUNT(*) as c FROM pl_comments WHERE created > now() - INTERVAL 10 SECOND AND userId=:1",$userId);
		$sp = DB::getRow("SELECT spamblocked, time FROM pl_users WHERE id=:1",$userId);
		
		if (intval($countcomments["c"]) > 2 || $sp["spamblocked"] == 1) {
			if (int($sp["time"]) > 0){
			$timeAdd = int($sp["time"]) + 1800;
			}else{
			$timeAdd = time() + 1800;
			}
			DB::updateRow("pl_users",array("id" => $userId),array("spamblocked" => 1,"spam_reason"=>"Commentspam","time" => $timeAdd));
			return false;
		}else{
		
		if( $this->image['id'] && $userId && !empty($comment)) {
			
			
			$datenow = date( 'Y.m.d H:i:s' );
			
			if (strlen($iname) > 0){
				DB::insertRow( TABLE_COMMENTS, array(
				'imageId' => $this->image['id'],
				'userId' => $userId,
				'created' => $datenow,
				'content' => $comment,
				'thumb' => 1));
			
		
			}else{
				DB::insertRow( TABLE_COMMENTS, array(
				'imageId' => $this->image['id'],
				'userId' => $userId,
				'created' => $datenow,
				'content' => $comment,
				'thumb' =>0));
			}
			if ($this->image['user'] != $userId){
				DB::query("UPDATE pl_images SET score=score+1 WHERE id=:1",$this->image['id']);
			}
			
			
			
			$comments_load = DB::query(
			'SELECT userId FROM pl_comments WHERE imageid=:1',
			$this->image['id']
		);
		
		
		
		foreach( array_keys($comments_load) as $i ) {
			
		
				$counter = DB::getRow("SELECT COUNT(*) as c FROM pl_unread WHERE userid=:1 AND imageid=:2",$comments_load[$i]["userId"],$this->image['id']);
				
				if (($counter["c"] == 0) && $comments_load[$i]["userId"] != $userId){
					DB::insertRow( "pl_unread", array('imageid' =>$this->image['id'], 'userid' => $comments_load[$i]["userId"],'keyword' => $this->keyword, 'createdby' => $userId));
				}
			
			
		}
		
			$counter = DB::getRow("SELECT COUNT(*) as c FROM pl_unread WHERE userid=:1 AND imageid=:2",$this->image["user"],$this->image['id']);
			if ($counter["c"] == 0 && $this->image["user"] != $userId){
			DB::insertRow( "pl_unread", array('imageid' =>$this->image['id'], 'userid' => $this->image["user"],'keyword' => $this->keyword, 'createdby' => $userId));}
			
			
			
			
			
			return true;
		
		} else {
			return false;
		}
		}
	}
	
	public function load() {
		
		
		$conditions = '';
		if( !empty($this->user) ) {
			$conditions .= ' AND i.user = :2';
			$this->userInfo = $this->user;
		}
		$this->image = DB::getRow(
			'SELECT
				i.id, i.logged, UNIX_TIMESTAMP(i.logged) AS loggedTS,
				i.keyword, i.image, i.score, i.votes,
				tags, u.name AS userName, i.user, u.color
			FROM '.TABLE_IMAGES.' i
			LEFT JOIN '.TABLE_USERS.' u
				ON u.id = i.user
			WHERE i.keyword = :1 '.$conditions,
			$this->keyword,
			$this->user['id']
		);
		$this->image['path'] = date('Y/m/', $this->image['loggedTS']).$this->image['image'];
		
		if( empty( $this->user) ) {
			$this->userInfo = DB::getRow(
				'SELECT id, name, score, images, avatar, website, color
					FROM '.TABLE_USERS.' 
					WHERE 
						id = :1', 
				$this->image['user']
			);
		}
		
		// compute previoues and next page
		$next = DB::getRow(
			'SELECT i.keyword
			FROM '.TABLE_IMAGES.' i
			WHERE i.id < :1 '.$conditions.'
			ORDER BY id DESC
			LIMIT 1',
			$this->image['id'],
			$this->user['id']
		);
		
		$prev = DB::getRow(
			'SELECT i.keyword
			FROM '.TABLE_IMAGES.' i
			WHERE i.id > :1 '.$conditions.'
			ORDER BY id ASC
			LIMIT 1',
			$this->image['id'],
			$this->user['id']
		);
		
		
		
		if( !empty($next) ) {
			$this->stream['next'] = $next['keyword'];
		}
		if( !empty($prev) ) {
			$this->stream['prev'] = $prev['keyword'];
		}
	}
	
	public function howlong($a=0, $b=0) {
 if (!is_numeric($a)) $a = strtotime($a); if (!is_numeric($b)) $b = strtotime($b);
 if ($a == 0) $a = time(); if ($b == 0) $b = time();
 if ($a == $b) return "at the same time";
 if ($a > $b) { $aa = $b; $b = $a; $a = $aa; $q = "away"; } else { $q = "ago"; }
 $value = $b-$a;
 if ($value == 1) return "1 sec $q";
 if ($value < 60) return "$value sec $q";
 $value /= 60;
 if (round($value) == 1) return "1 min $q";
 if ($value < 60) return round($value) . " min $q";
 $value /= 60;
 if (round($value) == 1) return "1 hour $q";
 if ($value < 24) return round($value) . " hours $q";
 $value /= 24;
 if (round($value) == 1) if ($q == "ago") return "yesterday"; else return "tomorrow";
 if ($value < 31) return round($value) . " days $q";
 $value /= 31;
 if (round($value) == 1) return "1 month $q";
 if ($value < 12) return round($value) . " months $q";
 $value /= 12;
 if (round($value) == 1) return "1 year $q";
 return round($value) . " years $q";
 }
	
	
	
	
	
	public function loadComments() {
	
	}
}

?>