added database supported (sqlite)

change the way the explore function works.

config.php

@@ -6,6 +6,7 @@
 		'admindir'	=>	'upload',	//管理员上传目录，一般保持默认
 		'username'	=>	'xiaoz',	//管理员账号
 		'password'	=>	'xiaoz.me',	//管理员密码
+		'dbfile'    =>  'mypic.db',
 		'tinypng'	=>	''			//使用TinyPNG压缩图片，填写TinyPNG KEY，为空则不启用压缩
 	);
 	//是否启用腾讯万象优图鉴黄识别

explore.php

@@ -4,8 +4,25 @@
 	include_once('./config.php');
 	//载入header
 	include_once('./header.php');
-	//获取页数
-	$page = $_GET['page'];
+
+	// 获得一张随机图片
+	function randompic() {
+		global $config;
+		include_once("./medoo.php");
+		$db = new medoo([
+			'database_type' => 'sqlite',
+			'database_file' => $config['dbfile']
+		]);
+		$ret = $db->query("SELECT * FROM pictures ORDER BY RANDOM() LIMIT 1")->fetchAll();
+		if ($ret[0]) {
+			return array(
+				"id" => $ret[0]['id'],
+				"showname" => $ret[0]['raw'],
+				"url" => $ret[0]['url']
+			);
+		} else
+			return null;
+	}
 
 	$current_time = date('ym',time());	//当前月份
 
@@ -27,97 +44,20 @@
 	//目录存在,并且是管理员目录
 	if($mydir == $config['admindir']) {
 		$mydir = $config['admindir'];
-		//改变下管理员链接地址
-		$geturl = "&dir=$mydir";
-	}
-	//还没有目录
-	if(!file_exists($mydir."/".$time."/")) {
-		//echo $mydir."/".$time."/";
-		echo "<h3 class = 'text-center'>空空如也！</h3>";
-		exit;
 	}
+	$pic="./static/view.jpg";
+	$info=randompic();
+	if ($info) 
+		$pic = $info['url'];
 ?>
 <div class="container" style = "margin-top:40px;">
 	<div class="row">
 		<div class="col-lg-10 col-md-offset-1">
 			<!--图片预览-->
-			<div class="col-lg-6">
-				<img id = "viewid" src="./static/view.jpg" class="img-thumbnail img-responsive">
+			<div class="text-center">
+				<img id = "viewid" src="<?php echo $pic?>" class="img-thumbnail img-responsive">
 			</div>
 			<!--图片预览END-->
-			<div class="col-lg-6">
-			<table class="table table-striped">
-			<tbody>
-<?php
-	function get_files($dir) {
-    $files = array();
- 
-    for (; $dir->valid(); $dir->next()) {
-        if ($dir->isDir() && !$dir->isDot()) {
-            if ($dir->haschildren()) {
-                $files = array_merge($files, get_files($dir->getChildren()));
-            };
-        }else if($dir->isFile()){
-            $files[] = $dir->getPathName();
-        }
-    }
-    return $files;
-	}
-
-	//如果页数不存在或者小于1
-	if((!isset($page)) || ($page <= 1)) {
-		$page = 1;
-		$i = 0;
-		$num = 15;
-	}
-	if($page > 1) {
-		$i = ($page - 1) * 15;
-		$num = $i + 15;
-	}
-	 
-	$path = $mydir.'/'.$time;
-	$dir = new RecursiveDirectoryIterator($path);
-	$fname = get_files($dir);
-	$allnum = count($fname) - 1;		//文件总数
-	//echo $allnum;
-	//最大页数
-	$allpage = round($allnum / 15,0);
-	$uppage = $page - 1;			//上一页
-	$downpage = $page + 1;			//下一页
-	
-	$downpage = ($page >= $allpage) ? $page : $downpage;
-	//echo $allpage;
-	
-	//如果文件数小于15
-	//$num = count($allnum < 15) ? $allnum : $num;
-	if($allnum <= 15) {
-		$num = $allnum;
-	}
-	
-	for($i;$i <= $num;$i++) {
-		$fname[$i] = str_replace("\\","/",$fname[$i]);
-		//如果文件是空的，则终止循环
-?>
-				<tr id = "row<?php echo $i; ?>">
-					<td onmouseover = "return view('<?php echo $config['domain'].$fname[$i] ?>');">
-					<?php 
-						echo "<a href = "."'".$config['domain'].$fname[$i]."' target = '_blank'>"."$fname[$i]</a>";
-					 ?>
-					 </td>
-					<td>
-						<?php
-							if(isset($_COOKIE['uid'])) {
-								echo "<a href = \"javascript:;\" onclick = \"del('$fname[$i]',$i);\">删除</a>";
-							}
-						?>
-					</td>
-				</tr>
-				<?php } ?>
-			</tbody>
-		</table>
-		<a href="?page=<?php echo $uppage.$geturl; ?>" class = "btn btn-primary"><span class = "glyphicon glyphicon-chevron-left"></span> 上一页</a>  
-		<a href="?page=<?php echo $downpage.$geturl; ?>" class = "btn btn-primary">下一页 <span class = "glyphicon glyphicon-chevron-right"></span></a>
-		</div>
 		</div>
 	</div>
 </div>

upload.php

@@ -89,6 +89,7 @@
 			    $re_data = array("linkurl" => $img_url,width => $img_width,"height" => $img_height,"status" => 'ok');
 			    //返回json格式
 			    echo json_encode($re_data);
+			    recordImageInfo($img_name , $dir_name, $img_url);// 记录文件原始名称，文件路径和文件url
 			    exit;
 		    }
 		    //没有上传成功
@@ -115,4 +116,20 @@
 			return $udir;
 		}
 	}
+
+	// 记录图片信息并初始化数据库（如果不存在）
+	function recordImageInfo($rawname, $path, $url) {
+		global $config;
+		include_once("./medoo.php");
+		$db = new medoo([
+			'database_type' => 'sqlite',
+			'database_file' => $config['dbfile']
+		]);
+		$ret = $db->query("SELECT count(*) FROM sqlite_master WHERE type='table' AND name='pictures'")->fetchAll();
+		if ($ret[0][0] == 0) {
+			$db->exec("CREATE TABLE [pictures] ([id] INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT, [raw] VARCHAR, [path] VARCHAR, [url] TEXT)");
+			$db->exec("CREATE INDEX [url] ON [pictures] ([url])");
+		}
+		$db->exec("insert into pictures (raw, path, url) values (".$db->pdo->quote($rawname).",\"$path\",\"$url\")");
+	}
 ?>