gusucode.com > 超小TXT留言本 1.0源码程序 > juezhen.php
<?php class snlonGuestbook{ var $messageDir = 'messages'; var $dateFormat = 'Y-m-d g:i:s A'; var $itemsPerPage = 5; var $messageList; function processGuestbook(){ if (isset($_POST['submit'])) { $this->insertMessage(); } $page = isset($_GET['page']) ? $_GET['page'] : 1; $this->displayGuestbook($page); } function getMessageList(){ $this->messageList = array(); // Open the actual directory if ($handle = @opendir($this->messageDir)) { // Read all file from the actual directory while ($file = readdir($handle)) { if (!is_dir($file)) { $this->messageList[] = $file; } } } rsort($this->messageList); return $this->messageList; } function displayGuestbook($page=1){ $list = $this->getMessageList(); //Get start point and end point $startItem = ($page-1)*$this->itemsPerPage; if (($startItem + $this->itemsPerPage) > sizeof($list)) $endItem = sizeof($list); else $endItem = $startItem + $this->itemsPerPage; for ($i=$startItem;$i<$endItem;$i++){ //foreach ($list as $value) { $value = $list[$i]; $data = file($this->messageDir.DIRECTORY_SEPARATOR.$value); $name = trim($data[0]); $qq = trim($data[1]); $submitDate = trim($data[2]); unset ($data['0']); unset ($data['1']); unset ($data['2']); $content = ""; foreach ($data as $value) { $content .= $value; } echo "发布人:$name QQ:$qq 发布时间:$submitDate"; echo "<br/><br/>".nl2br(htmlspecialchars($content))."<br/>"; } if (sizeof($list) == 0){ echo "暂时还没有留言!"; } // Create pagination if (sizeof($list) > $this->itemsPerPage){ if ($startItem == 0) { if ($endItem < sizeof($list)){ echo "<a href=\"".$_SERVER['PHP_SELF']."?page=".($page+1)."\" >下一页 »</a>"; } else { // Nothing to display } } else { if ($endItem < sizeof($list)){ echo "<a href=\"".$_SERVER['PHP_SELF']."?page=".($page-1)."\" >« 前一页</a>"; echo "<a href=\"".$_SERVER['PHP_SELF']."?page=".($page+1)."\" >下一页 »</a>"; } else { echo "<a href=\"".$_SERVER['PHP_SELF']."?page=".($page-1)."\" >« 前一页</a>"; } } } $this->displayAddForm(); } function displayAddForm(){ ?> <form action="<?php echo $_SERVER['PHP_SELF']; ?>" method="post"> 姓名:<input type="text" name="name" size="30"/> QQ:<input type="text" name="qq" size="30"/><br/><br/> 您的留言:<br><textarea name="message" rows="7" cols="49"></textarea><br/> <input type="submit" name="submit" value="提交" /> </form> <?php } function insertMessage(){ $name = isset($_POST['name']) ? $_POST['name'] : 'Anonymous'; $qq = isset($_POST['qq']) ? $_POST['qq'] : ''; $submitDate = date($this->dateFormat); $content = isset($_POST['message']) ? $_POST['message'] : ''; if (trim($name) == '') $name = 'Anonymous'; if (strlen($content)<5) { exit(); } $filename = date('YmdHis'); if (!file_exists($this->messageDir)){ mkdir($this->messageDir); } $f = fopen($this->messageDir.DIRECTORY_SEPARATOR.$filename.".txt","w+"); fwrite($f,$name."\n"); fwrite($f,$qq."\n"); fwrite($f,$submitDate."\n"); fwrite($f,$content."\n"); fclose($f); } } ?>