<?php
	require_once 'php.init.php';
	
	error_reporting(E_ALL);
	
	if (isset($session['userinfo'])) {
		if (!isset($_GET['id'])) {
			$_GET['id'] = -1;
		}
		
		//$_GET['source'] = 'user_images';
		//$_GET['idfield'] = 'user_image_id';
		//$_GET['datafield'] = 'user_image_data';
		
		$_GET['source'] = addslashes($_GET['source']);
		$_GET['idfield'] = addslashes($_GET['idfield']);
		$_GET['datafield'] = addslashes($_GET['datafield']);
		
		$resizetype = 'full';
		$resizew = 0;
		$resizeh = 0;
		if (isset($_GET['square'])) {
			$resizetype = 'square';
			$resizew = $resizeh = intval($_GET['square']);
		} elseif (isset($_GET['full'])) {
			$resizetype = 'full';
		} elseif (isset($_GET['maxw']) && isset($_GET['maxh'])) {
			$resizetype = 'proportional';
			$resizew = intval($_GET['maxw']);
			$resizeh = intval($_GET['maxh']);
		}
		
		$nocache = ((@$_GET['nocache']) == 'true');
		//$nocache = true; //todo: del; todo: sa fie __admin_cache, separat
		$row = false;
		if (!$nocache) {
			$sql = "SELECT * FROM image_cache
					WHERE image_cache_image_id='{$_GET['id']}{$_GET['source']}'
					AND image_cache_w='$resizew'
					AND image_cache_h='$resizeh'
					AND image_cache_resizetype='$resizetype'
					LIMIT 1";
			$row = get_select_1($sql, __LINE__, __FILE__);
		}
		
		if ($row !== false) { //image is cached
			echo $row['image_cache_data'];
		} else { //image is not cached
			$sql = "SELECT * FROM {$_GET['source']}
					WHERE {$_GET['idfield']}='" . $_GET['id'] . "'
					LIMIT 1";
			$row = get_select_1($sql, __LINE__, __FILE__);
			
			if (strlen(@$row[@$_GET['datafield2']]) > 0) {
				$row[$_GET['datafield']] = $row[$_GET['datafield2']];
			}
			
			//image does not exist
			/*
			if ($row === false) {
				$im = imagecreate(70, 20);
				$bg = imagecolorallocate($im, 255, 255, 255);
				$textcolor = imagecolorallocate($im, 255, 0, 0);
				imagestring($im, 1, 1, 1, 'CANNOT GET', $textcolor);
				imagestring($im, 1, 1, 10, 'IMAGE [' . $_GET['id'] . ']', $textcolor);
				header("Content-type: image/png");
				imagepng($im);
				imagedestroy($im);
				exit;
			}
			*/
			
			//header("Content-type: image/jpeg"); //todo: add
			if (isset($_GET['square'])) {
				$sq = intval($_GET['square']);
				$resized = false;
				if (isset($row[$_GET['datafield']])) {
					$resized = $row[$_GET['datafield']];
				}
				
				if (empty($resized)) {
					$fity = @$row['file_type'];
					if (empty($fity)) if (@$_GET['source'] == 'user_images') $fity = 'user';
					if (empty($fity)) if (@$_GET['source'] == 'news') $fity = 'news';
					if (empty($fity)) $fity = 'other';
					
					$resized = file_get_contents($root_address . 'images/default_' . $fity . '.png');
				}
				$resized = resize_image($resized, $sq, $sq, 'square');
				echo $resized;
				if (!$nocache) {
					$sql = "INSERT INTO image_cache (
								image_cache_image_id,
								image_cache_w,
								image_cache_h,
								image_cache_resizetype,
								image_cache_data
							) VALUES (
								'{$_GET['id']}{$_GET['source']}',
								'$resizew',
								'$resizeh',
								'$resizetype',
								'" . addslashes($resized) . "'
							)";
					executesql($sql, __LINE__, __FILE__);
				}
			} elseif (isset($_GET['full'])) {
				echo $row[$_GET['datafield']];
			} elseif (isset($_GET['maxw']) && isset($_GET['maxh'])) {
				$w = intval($_GET['maxw']);
				$h = intval($_GET['maxh']);
				$resized = $row[$_GET['datafield']];
				
				if (empty($resized)) {
					$fity = @$row['file_type'];
					if (empty($fity)) if (@$_GET['source'] == 'user_images') $fity = 'user';
					if (empty($fity)) if (@$_GET['source'] == 'news') $fity = 'news';
					if (empty($fity)) $fity = 'other';
					
					$resized = file_get_contents($root_address . 'images/default_' . $fity . '.png');
				}
				
				$resized = resize_image($resized, $w, $h);
				echo $resized;
				if (!$nocache) {
					$sql = "INSERT INTO image_cache (
								image_cache_image_id,
								image_cache_w,
								image_cache_h,
								image_cache_resizetype,
								image_cache_data
							) VALUES (
								'{$_GET['id']}{$_GET['source']}',
								'$resizew',
								'$resizeh',
								'$resizetype',
								'" . addslashes($resized) . "'
							)";
					executesql($sql, __LINE__, __FILE__);
				}
			} else { //simple show
				echo $row[$_GET['datafield']];
			}
		}
	}
?>