[1062] PHP7入門
<?php
// error_reporting(0);
function send_now($email, $title, $content)
{
$headers = 'MIME-Version: 1.0' . "\r\n";
$headers .= 'Content-type: text/html; charset=utf-8' . "\r\n";
if (!mail($email, $title, $content, $headers)) {
die("寄信給 $email 失敗");
}
}
//連線到資料庫
function link_db()
{
$db = new mysqli(_DB_HOST, _DB_USER, _DB_PASS, _DB_NAME);
if ($db->connect_error) {
die('無法連上資料庫：' . $db->connect_error);
}
$db->set_charset("utf8");
return $db;
}
//讀出單一文章
function show_article($sn)
{
global $db, $smarty;
require_once 'HTMLPurifier/HTMLPurifier.auto.php';
$config = HTMLPurifier_Config::createDefault();
$purifier = new HTMLPurifier($config);
//目前文章
$sql = "SELECT * FROM `article` WHERE `sn`='$sn'";
$result = $db->query($sql) or die($db->error);
$data = $result->fetch_assoc();
$data['content'] = $purifier->purify($data['content']);
//下一篇文章
$sql = "SELECT * FROM `article` WHERE `update_time` < '{$data['update_time']}' ORDER BY `update_time` DESC LIMIT 0,1";
$result = $db->query($sql) or die($db->error);
$next = $result->fetch_assoc();
$next['content'] = $purifier->purify($next['content']);
//上篇文章
$sql = "SELECT * FROM `article` WHERE `update_time` > '{$data['update_time']}' ORDER BY `update_time` LIMIT 0,1";
$result = $db->query($sql) or die($db->error);
$prev = $result->fetch_assoc();
$prev['content'] = $purifier->purify($prev['content']);
$smarty->assign('article', $data);
$smarty->assign('next', $next);
$smarty->assign('prev', $prev);
}
//讀出所有類別
function list_topic()
{
global $db, $smarty;
$sql = "SELECT * FROM `topic` ORDER BY `topic_sn` ";
$result = $db->query($sql) or die($db->error);
$all = [];
$i = 0;
while ($data = $result->fetch_assoc()) {
$all[$i] = $data;
$i++;
}
//die(var_export($all));
list_topic_status();
$smarty->assign('all', $all);
}
//讀出所有TOPIC_status
function list_topic_status()
{
if (!isset($smarty)) {
global $smarty;
}
//狀態值增刪記得修改TABLE值
$status = ['開始投稿', '當期', '一般', '關閉'];
$smarty->assign('topic_status', $status);
}