Cara menggunakan PHP dan Typecho untuk membina laman web perkongsian makanan

CREATE TABLE `typecho_users` (
  `uid` INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
  `name` VARCHAR(32) NOT NULL,
  `password` VARCHAR(64) NOT NULL,
  `mail` VARCHAR(64) NOT NULL,
  `screenName` VARCHAR(32) NOT NULL,
  `created` INT(10) UNSIGNED DEFAULT 0,
  `activated` INT(10) UNSIGNED DEFAULT 0,
  `group` VARCHAR(16) NOT NULL DEFAULT 'subscriber',
  PRIMARY KEY (`uid`)
) ENGINE = MyISAM DEFAULT CHARSET = utf8mb4 COLLATE = utf8mb4_general_ci;

CREATE TABLE `typecho_contents` (
  `cid` INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
  `title` TEXT NOT NULL,
  `text` MEDIUMTEXT NOT NULL,
  `created` INT(10) UNSIGNED DEFAULT 0,
  `modified` INT(10) UNSIGNED DEFAULT 0,
  `type` VARCHAR(16) NOT NULL DEFAULT 'post',
  `status` VARCHAR(16) NOT NULL DEFAULT 'publish',
  `authorId` INT(10) UNSIGNED DEFAULT 0,
  `template` VARCHAR(32) DEFAULT NULL,
  PRIMARY KEY (`cid`),
  KEY `type` (`type`),
  KEY `status` (`status`),
  KEY `authorId` (`authorId`),
  FULLTEXT KEY `text` (`text`)
) ENGINE = MyISAM DEFAULT CHARSET = utf8mb4 COLLATE = utf8mb4_general_ci;

CREATE TABLE `typecho_comments` (
  `coid` INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
  `cid` INT(10) UNSIGNED DEFAULT 0,
  `created` INT(10) UNSIGNED DEFAULT 0,
  `author` VARCHAR(32) NOT NULL,
  `authorId` INT(10) UNSIGNED DEFAULT 0,
  `ownerId` INT(10) UNSIGNED DEFAULT 0,
  `mail` VARCHAR(64) DEFAULT NULL,
  `url` VARCHAR(64) DEFAULT NULL,
  `ip` VARCHAR(64) DEFAULT NULL,
  `agent` VARCHAR(255) DEFAULT NULL,
  `text` MEDIUMTEXT NOT NULL,
  `type` VARCHAR(16) NOT NULL DEFAULT 'comment',
  `status` VARCHAR(16) NOT NULL DEFAULT 'approved',
  `parent` INT(10) UNSIGNED DEFAULT 0,
  PRIMARY KEY (`coid`),
  KEY `created` (`created`),
  KEY `authorId` (`authorId`),
  KEY `ownerId` (`ownerId`),
  KEY `status` (`status`),
  KEY `cid` (`cid`)
) ENGINE = MyISAM DEFAULT CHARSET = utf8mb4 COLLATE = utf8mb4_general_ci;

CREATE TABLE `typecho_relationships` (
  `cid` INT(10) UNSIGNED NOT NULL DEFAULT 0,
  `mid` INT(10) UNSIGNED NOT NULL DEFAULT 0,
  PRIMARY KEY (`cid`,`mid`),
  KEY `mid` (`mid`)
) ENGINE = MyISAM DEFAULT CHARSET = utf8mb4 COLLATE = utf8mb4_general_ci;

<?php
/**
 * 美食分享主题模板
 *
 * @package custom
 */

if (!defined('__TYPECHO_ROOT_DIR__')) exit;
$this->need('header.php');
?>

<div class="content">
  <?php while($this->next()): ?>
    <article class="post">
      <h2 class="title"><a href="<?php $this->permalink() ?>"><?php $this->title() ?></a></h2>
      <p class="meta"><?php $this->date('F j, Y'); ?></p>
      <div class="entry">
        <?php $this->content('- 阅读全文 -'); ?>
      </div>
    </article>
  <?php endwhile; ?>
</div>

<?php $this->need('footer.php'); ?>

<?php if ($this->is('post')): ?>
  <h2 class="post-title"><?php $this->title() ?></h2>
  <div class="post-meta">
    <span class="time"><?php $this->date('F j, Y'); ?></span>
  </div>
  <div class="post-content">
    <?php $this->content(); ?>
  </div>
<?php else: ?>
  <?php $this->widget('Widget_Archive@index', 'pageSize=10&type=post')->to($posts); ?>
  <?php while($posts->next()): ?>
    <div class="post">
      <h2 class="post-title"><a href="<?php $posts->permalink() ?>"><?php $posts->title() ?></a></h2>
      <p class="post-meta"><span class="time"><?php $posts->date('F j, Y'); ?></span></p>
    </div>
  <?php endwhile; ?>
<?php endif; ?>

<?php if($this->user->hasLogin()): ?>
  <!-- 用户已登录，显示用户信息和注销按钮 -->
  <p><?php $this->user->screenName(); ?>，欢迎回来！</p>
  <a href="<?php $this->options->logoutUrl(); ?>">注销</a>
<?php else: ?>
  <!-- 用户未登录，显示登录表单 -->
  <form method="post" action="<?php $this->options->loginAction(); ?>">
    <p><label for="name">用户名：</label><input type="text" name="name" id="name" /></p>
    <p><label for="password">密码：</label><input type="password" name="password" id="password" /></p>
    <p><button type="submit">登录</button></p>
  </form>
<?php endif; ?>

<?php if($this->user->hasLogin()): ?>
  <!-- 用户已登录，显示美食分享表单 -->
  <form method="post" action="<?php $this->options->index('/action/food-share'); ?>">
    <p><label for="title">标题：</label><input type="text" name="title" id="title" /></p>
    <p><label for="content">内容：</label><textarea name="content" id="content" rows="5"></textarea></p>
    <p><label for="image">图片：</label><input type="file" name="image" id="image" /></p>
    <p><button type="submit">分享</button></p>
  </form>
<?php else: ?>
  <p>请先<a href="<?php $this->options->loginUrl(); ?>">登录</a>后再分享美食。</p>
<?php endif; ?>