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WordPress文创项目柔性众筹与供应链对接插件开发教程

教程文章 溯源库® · 2026年1月28日 19:58 · 5 阅读

本教程指导开发一款WordPress插件，旨在解决文创项目资金筹集与供应链管理难题。插件核心功能包括：项目创建与管理、支持多种柔性众筹模式、根据众筹结果自动对接供应链系统、集成多种支付方式，并提供项目进度追踪。教程内容涵盖从项目需求分析、开发环境搭建、数据库设计，到具体实现项目发布、众筹支付处理及供应链对接等完整开发流程。

文章目录

在文创产业蓬勃发展的今天，许多创作者面临资金筹集和供应链管理的双重挑战。本教程将指导您开发一个WordPress插件，实现文创项目的柔性众筹功能，并自动对接供应链系统。

核心功能需求：

  1. 项目创建与管理：创作者可以发布文创项目，设置众筹目标和期限
  2. 柔性众筹支持：支持多种众筹模式（全有或全无、灵活众筹）
  3. 供应链对接：根据众筹结果自动向供应链系统发送订单数据
  4. 支付集成：支持多种支付方式
  5. 进度追踪：支持众筹者和创作者追踪项目进展

首先，我们需要创建插件的基本结构。在WordPress的wp-content/plugins/目录下创建新文件夹cultural-crowdfunding-supply。

<?php
/**
 * Plugin Name: 文创项目柔性众筹与供应链对接插件
 * Plugin URI:  https://yourwebsite.com/
 * Description: 为文创项目提供柔性众筹功能并与供应链系统对接
 * Version:     1.0.0
 * Author:      您的名称
 * License:     GPL v2 or later
 * Text Domain: cultural-crowdfunding
 */

// 防止直接访问
if (!defined('ABSPATH')) {
    exit;
}

// 定义插件常量
define('CCS_PLUGIN_DIR', plugin_dir_path(__FILE__));
define('CCS_PLUGIN_URL', plugin_dir_url(__FILE__));
define('CCS_VERSION', '1.0.0');

// 初始化插件
class CulturalCrowdfundingSupply {
    
    private static $instance = null;
    
    public static function get_instance() {
        if (null === self::$instance) {
            self::$instance = new self();
        }
        return self::$instance;
    }
    
    private function __construct() {
        $this->init_hooks();
    }
    
    private function init_hooks() {
        // 激活/停用插件时的操作
        register_activation_hook(__FILE__, array($this, 'activate_plugin'));
        register_deactivation_hook(__FILE__, array($this, 'deactivate_plugin'));
        
        // 初始化
        add_action('init', array($this, 'init'));
        
        // 管理菜单
        add_action('admin_menu', array($this, 'add_admin_menu'));
        
        // 加载文本域
        add_action('plugins_loaded', array($this, 'load_textdomain'));
    }
    
    public function activate_plugin() {
        // 创建必要的数据库表
        $this->create_tables();
        
        // 设置默认选项
        $this->set_default_options();
        
        // 刷新重写规则
        flush_rewrite_rules();
    }
    
    public function deactivate_plugin() {
        // 清理临时数据
        // 注意：不删除用户数据
        flush_rewrite_rules();
    }
    
    public function load_textdomain() {
        load_plugin_textdomain('cultural-crowdfunding', false, dirname(plugin_basename(__FILE__)) . '/languages');
    }
    
    public function init() {
        // 注册自定义文章类型
        $this->register_post_types();
        
        // 注册短代码
        $this->register_shortcodes();
    }
    
    // 其他方法将在后续部分实现
}

// 启动插件
CulturalCrowdfundingSupply::get_instance();
?>

我们需要创建数据库表来存储项目、众筹订单和供应链信息。

<?php
// 在CulturalCrowdfundingSupply类中添加以下方法

private function create_tables() {
    global $wpdb;
    
    $charset_collate = $wpdb->get_charset_collate();
    
    // 项目表
    $table_projects = $wpdb->prefix . 'ccs_projects';
    $table_orders = $wpdb->prefix . 'ccs_orders';
    $table_supply_chain = $wpdb->prefix . 'ccs_supply_chain';
    
    // SQL语句
    $sql_projects = "CREATE TABLE IF NOT EXISTS $table_projects (
        id bigint(20) NOT NULL AUTO_INCREMENT,
        post_id bigint(20) NOT NULL,
        creator_id bigint(20) NOT NULL,
        funding_goal decimal(10,2) NOT NULL,
        funds_raised decimal(10,2) DEFAULT 0.00,
        backers_count int(11) DEFAULT 0,
        start_date datetime NOT NULL,
        end_date datetime NOT NULL,
        funding_type enum('fixed','flexible') DEFAULT 'fixed',
        status enum('draft','active','successful','failed','canceled') DEFAULT 'draft',
        supply_chain_status enum('pending','ordered','producing','shipped','delivered') DEFAULT 'pending',
        created_at datetime DEFAULT CURRENT_TIMESTAMP,
        updated_at datetime DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
        PRIMARY KEY (id),
        KEY post_id (post_id),
        KEY creator_id (creator_id),
        KEY status (status)
    ) $charset_collate;";
    
    $sql_orders = "CREATE TABLE IF NOT EXISTS $table_orders (
        id bigint(20) NOT NULL AUTO_INCREMENT,
        project_id bigint(20) NOT NULL,
        user_id bigint(20) NOT NULL,
        amount decimal(10,2) NOT NULL,
        reward_tier varchar(100) DEFAULT NULL,
        payment_status enum('pending','completed','refunded','failed') DEFAULT 'pending',
        payment_method varchar(50) DEFAULT NULL,
        transaction_id varchar(100) DEFAULT NULL,
        shipping_address text,
        created_at datetime DEFAULT CURRENT_TIMESTAMP,
        PRIMARY KEY (id),
        KEY project_id (project_id),
        KEY user_id (user_id),
        KEY payment_status (payment_status)
    ) $charset_collate;";
    
    $sql_supply_chain = "CREATE TABLE IF NOT EXISTS $table_supply_chain (
        id bigint(20) NOT NULL AUTO_INCREMENT,
        project_id bigint(20) NOT NULL,
        supplier_name varchar(200) NOT NULL,
        product_details text NOT NULL,
        quantity int(11) NOT NULL,
        unit_cost decimal(10,2) NOT NULL,
        total_cost decimal(10,2) NOT NULL,
        order_date datetime DEFAULT NULL,
        estimated_delivery date DEFAULT NULL,
        actual_delivery date DEFAULT NULL,
        status enum('pending','ordered','confirmed','shipped','received') DEFAULT 'pending',
        notes text,
        created_at datetime DEFAULT CURRENT_TIMESTAMP,
        PRIMARY KEY (id),
        KEY project_id (project_id),
        KEY status (status)
    ) $charset_collate;";
    
    require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
    dbDelta($sql_projects);
    dbDelta($sql_orders);
    dbDelta($sql_supply_chain);
}

private function set_default_options() {
    $default_options = array(
        'ccs_currency' => 'CNY',
        'ccs_currency_symbol' => '¥',
        'ccs_payment_methods' => array('alipay', 'wechat'),
        'ccs_default_funding_days' => 30,
        'ccs_supply_chain_api_url' => '',
        'ccs_supply_chain_api_key' => '',
        'ccs_min_funding_goal' => 1000,
        'ccs_max_funding_goal' => 1000000,
    );
    
    foreach ($default_options as $key => $value) {
        if (get_option($key) === false) {
            update_option($key, $value);
        }
    }
}
?>

接下来，我们创建文创项目的自定义文章类型和管理界面。

<?php
// 在CulturalCrowdfundingSupply类中添加以下方法

private function register_post_types() {
    // 注册文创项目自定义文章类型
    $labels = array(
        'name'               => __('文创项目', 'cultural-crowdfunding'),
        'singular_name'      => __('文创项目', 'cultural-crowdfunding'),
        'menu_name'          => __('文创众筹', 'cultural-crowdfunding'),
        'add_new'            => __('添加新项目', 'cultural-crowdfunding'),
        'add_new_item'       => __('添加新文创项目', 'cultural-crowdfunding'),
        'edit_item'          => __('编辑文创项目', 'cultural-crowdfunding'),
        'new_item'           => __('新文创项目', 'cultural-crowdfunding'),
        'view_item'          => __('查看文创项目', 'cultural-crowdfunding'),
        'search_items'       => __('搜索文创项目', 'cultural-crowdfunding'),
        'not_found'          => __('未找到文创项目', 'cultural-crowdfunding'),
        'not_found_in_trash' => __('回收站中无文创项目', 'cultural-crowdfunding'),
    );
    
    $args = array(
        'labels'             => $labels,
        'public'             => true,
        'publicly_queryable' => true,
        'show_ui'            => true,
        'show_in_menu'       => true,
        'query_var'          => true,
        'rewrite'            => array('slug' => 'cultural-project'),
        'capability_type'    => 'post',
        'has_archive'        => true,
        'hierarchical'       => false,
        'menu_position'      => 30,
        'menu_icon'          => 'dashicons-palmtree',
        'supports'           => array('title', 'editor', 'thumbnail', 'excerpt', 'comments'),
        'show_in_rest'       => true,
    );
    
    register_post_type('cultural_project', $args);
    
    // 注册项目分类
    $tax_labels = array(
        'name'              => __('项目分类', 'cultural-crowdfunding'),
        'singular_name'     => __('分类', 'cultural-crowdfunding'),
        'search_items'      => __('搜索分类', 'cultural-crowdfunding'),
        'all_items'         => __('所有分类', 'cultural-crowdfunding'),
        'parent_item'       => __('父分类', 'cultural-crowdfunding'),
        'parent_item_colon' => __('父分类:', 'cultural-crowdfunding'),
        'edit_item'         => __('编辑分类', 'cultural-crowdfunding'),
        'update_item'       => __('更新分类', 'cultural-crowdfunding'),
        'add_new_item'      => __('添加新分类', 'cultural-crowdfunding'),
        'new_item_name'     => __('新分类名称', 'cultural-crowdfunding'),
        'menu_name'         => __('项目分类', 'cultural-crowdfunding'),
    );
    
    $tax_args = array(
        'hierarchical'      => true,
        'labels'            => $tax_labels,
        'show_ui'           => true,
        'show_admin_column' => true,
        'query_var'         => true,
        'rewrite'           => array('slug' => 'project-category'),
        'show_in_rest'      => true,
    );
    
    register_taxonomy('project_category', array('cultural_project'), $tax_args);
}

// 添加项目元数据框
public function add_project_metaboxes() {
    add_meta_box(
        'ccs_project_details',
        __('项目众筹详情', 'cultural-crowdfunding'),
        array($this, 'render_project_metabox'),
        'cultural_project',
        'normal',
        'high'
    );
    
    add_meta_box(
        'ccs_reward_tiers',
        __('回报设置', 'cultural-crowdfunding'),
        array($this, 'render_rewards_metabox'),
        'cultural_project',
        'normal',
        'high'
    );
    
    add_meta_box(
        'ccs_supply_chain',
        __('供应链信息', 'cultural-crowdfunding'),
        array($this, 'render_supply_chain_metabox'),
        'cultural_project',
        'side',
        'default'
    );
}

public function render_project_metabox($post) {
    // 添加nonce字段用于安全验证
    wp_nonce_field('ccs_save_project_data', 'ccs_project_meta_nonce');
    
    // 获取现有值
    $funding_goal = get_post_meta($post->ID, '_funding_goal', true);
    $funds_raised = get_post_meta($post->ID, '_funds_raised', true) ?: 0;
    $funding_type = get_post_meta($post->ID, '_funding_type', true) ?: 'fixed';
    $start_date = get_post_meta($post->ID, '_start_date', true);
    $end_date = get_post_meta($post->ID, '_end_date', true);
    $backers_count = get_post_meta($post->ID, '_backers_count', true) ?: 0;
    
    // 计算进度百分比
    $progress = 0;
    if ($funding_goal > 0) {
        $progress = min(100, round(($funds_raised / $funding_goal) * 100, 2));
    }
    
    ?>
    <div class="ccs-metabox-container">
        <div class="ccs-form-row">
            <label for="funding_goal"><?php _e('众筹目标金额', 'cultural-crowdfunding'); ?></label>
            <input type="number" id="funding_goal" name="funding_goal" 
                   value="<?php echo esc_attr($funding_goal); ?>" 
                   min="0" step="0.01" required>
            <span class="description"><?php echo get_option('ccs_currency_symbol', '¥'); ?></span>
        </div>
        
        <div class="ccs-form-row">
            <label for="funding_type"><?php _e('众筹类型', 'cultural-crowdfunding'); ?></label>
            <select id="funding_type" name="funding_type">
                <option value="fixed" <?php selected($funding_type, 'fixed'); ?>>
                    <?php _e('固定型（达到目标才成功）', 'cultural-crowdfunding'); ?>
                </option>
                <option value="flexible" <?php selected($funding_type, 'flexible'); ?>>
                    <?php _e('灵活型（无论是否达标都获得资金）', 'cultural-crowdfunding'); ?>
                </option>
            </select>
        </div>
        
        <div class="ccs-form-row">
            <label for="start_date"><?php _e('开始日期', 'cultural-crowdfunding'); ?></label>
            <input type="date" id="start_date" name="start_date" 
                   value="<?php echo esc_attr($start_date); ?>" required>
        </div>
        
        <div class="ccs-form-row">
            <label for="end_date"><?php _e('结束日期', 'cultural-crowdfunding'); ?></label>
            <input type="date" id="end_date" name="end_date" 
                   value="<?php echo esc_attr($end_date); ?>" required>
        </div>
        
        <?php if ($funds_raised > 0): ?>
        <div class="ccs-progress-section">
            <h4><?php _e('众筹进度', 'cultural-crowdfunding'); ?></h4>
            <div class="ccs-progress-bar">
                <div class="ccs-progress-fill" style="width: <?php echo $progress; ?>%;"></div>
            </div>
            <p>
                <?php printf(
                    __('已筹集 %s%s，达到目标的 %s%%，已有 %d 位支持者', 'cultural-crowdfunding'),
                    get_option('ccs_currency_symbol', '¥'),
                    number_format($funds_raised, 2),
                    $progress,
                    $backers_count
                ); ?>
            </p>
        </div>
        <?php endif; ?>
    </div>
    <?php
}

// 保存元数据
public function save_project_meta($post_id) {
    // 安全检查
    if (!isset($_POST['ccs_project_meta_nonce']) || 
        !wp_verify_nonce($_POST['ccs_project_meta_nonce'], 'ccs_save_project_data')) {
        return;
    }
    
    // 检查自动保存
    if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE) {
        return;
    }
    
    // 检查用户权限
    if (!current_user_can('edit_post', $post_id)) {
        return;
    }
    
    // 保存字段
    $fields = array(
        'funding_goal',
        'funding_type',
        'start_date',
        'end_date'
    );
    
    foreach ($fields as $field) {
        if (isset($_POST[$field])) {
            update_post_meta($post_id, '_' . $field, sanitize_text_field($_POST[$field]));
        }
    }
    
    // 如果是新项目，在数据库表中创建记录
    if (get_post_meta($post_id, '_project_db_id', true) == '') {
        $this->create_project_db_record($post_id);
    }
}

private function create_project_db_record($post_id) {
    global $wpdb;
    
    $project_data = array(
        'post_id' => $post_id,
        'creator_id' => get_current_user_id(),
        'funding_goal' => get_post_meta($post_id, '_funding_goal', true),
        'start_date' => get_post_meta($post_id, '_start_date', true),
        'end_date' => get_post_meta($post_id, '_end_date', true),
        'funding_type' => get_post_meta($post_id, '_funding_type', true),
        'status' => 'draft'
    );
    
    $wpdb->insert($wpdb->prefix . 'ccs_projects', $project_data);
    $project_id = $wpdb->insert_id;
    
    update_post_meta($post_id, '_project_db_id', $project_id);
}
?>

现在实现前端众筹功能和支付处理。

<?php
// 在CulturalCrowdfundingSupply类中添加以下方法

private function register_shortcodes() {

短代码

add_shortcode('ccs_project_display', array($this, 'project_display_shortcode'));

// 支持项目表单
add_shortcode('ccs_back_project', array($this, 'back_project_shortcode'));

// 项目列表
add_shortcode('ccs_project_list', array($this, 'project_list_shortcode'));

}

public function project_display_shortcode($atts) {

global $post;

$atts = shortcode_atts(array(
    'id' => $post->ID,
), $atts, 'ccs_project_display');

$project_id = intval($atts['id']);
$project_post = get_post($project_id);

if (!$project_post || $project_post->post_type !== 'cultural_project') {
    return '<p>' . __('项目不存在', 'cultural-crowdfunding') . '</p>';
}

// 获取项目数据
$funding_goal = get_post_meta($project_id, '_funding_goal', true);
$funds_raised = get_post_meta($project_id, '_funds_raised', true) ?: 0;
$backers_count = get_post_meta($project_id, '_backers_count', true) ?: 0;
$start_date = get_post_meta($project_id, '_start_date', true);
$end_date = get_post_meta($project_id, '_end_date', true);
$funding_type = get_post_meta($project_id, '_funding_type', true);

// 计算剩余时间和进度
$current_time = current_time('timestamp');
$end_timestamp = strtotime($end_date);
$days_left = max(0, floor(($end_timestamp - $current_time) / (60 * 60 * 24)));

$progress = 0;
if ($funding_goal > 0) {
    $progress = min(100, round(($funds_raised / $funding_goal) * 100, 2));
}

ob_start();
?>
<div class="ccs-project-display">
    <div class="ccs-project-header">
        <h2><?php echo esc_html($project_post->post_title); ?></h2>
        <div class="ccs-project-meta">
            <span class="ccs-creator">
                <?php _e('创作者:', 'cultural-crowdfunding'); ?>
                <?php echo get_the_author_meta('display_name', $project_post->post_author); ?>
            </span>
            <span class="ccs-category">
                <?php echo get_the_term_list($project_id, 'project_category', '', ', '); ?>
            </span>
        </div>
    </div>
    
    <div class="ccs-project-content">
        <div class="ccs-main-content">
            <?php echo apply_filters('the_content', $project_post->post_content); ?>
        </div>
        
        <div class="ccs-sidebar">
            <div class="ccs-funding-stats">
                <div class="ccs-stat-item">
                    <span class="ccs-stat-value"><?php echo get_option('ccs_currency_symbol', '¥') . number_format($funds_raised, 2); ?></span>
                    <span class="ccs-stat-label"><?php _e('已筹集', 'cultural-crowdfunding'); ?></span>
                </div>
                
                <div class="ccs-stat-item">
                    <span class="ccs-stat-value"><?php echo $progress; ?>%</span>
                    <span class="ccs-stat-label"><?php _e('达成进度', 'cultural-crowdfunding'); ?></span>
                </div>
                
                <div class="ccs-stat-item">
                    <span class="ccs-stat-value"><?php echo $backers_count; ?></span>
                    <span class="ccs-stat-label"><?php _e('支持者', 'cultural-crowdfunding'); ?></span>
                </div>
                
                <div class="ccs-stat-item">
                    <span class="ccs-stat-value"><?php echo $days_left; ?></span>
                    <span class="ccs-stat-label"><?php _e('剩余天数', 'cultural-crowdfunding'); ?></span>
                </div>
            </div>
            
            <div class="ccs-progress-bar-container">
                <div class="ccs-progress-bar">
                    <div class="ccs-progress-fill" style="width: <?php echo $progress; ?>%;"></div>
                </div>
                <div class="ccs-progress-text">
                    <?php printf(
                        __('目标: %s%s', 'cultural-crowdfunding'),
                        get_option('ccs_currency_symbol', '¥'),
                        number_format($funding_goal, 2)
                    ); ?>
                </div>
            </div>
            
            <div class="ccs-action-buttons">
                <button class="ccs-back-project-btn" data-project-id="<?php echo $project_id; ?>">
                    <?php _e('支持此项目', 'cultural-crowdfunding'); ?>
                </button>
                <button class="ccs-share-project-btn">
                    <?php _e('分享项目', 'cultural-crowdfunding'); ?>
                </button>
            </div>
            
            <?php 
            // 显示回报选项
            $this->display_reward_tiers($project_id);
            ?>
        </div>
    </div>
</div>

<script>
jQuery(document).ready(function($) {
    $('.ccs-back-project-btn').on('click', function() {
        var projectId = $(this).data('project-id');
        $('html, body').animate({
            scrollTop: $('#ccs-back-form-' + projectId).offset().top - 100
        }, 500);
    });
});
</script>
<?php

return ob_get_clean();

}

private function display_reward_tiers($project_id) {

$rewards = get_post_meta($project_id, '_reward_tiers', true);

if (empty($rewards) || !is_array($rewards)) {
    return;
}

?>
<div class="ccs-reward-tiers">
    <h3><?php _e('选择回报', 'cultural-crowdfunding'); ?></h3>
    <?php foreach ($rewards as $index => $reward): ?>
        <?php if (!empty($reward['title'])): ?>
        <div class="ccs-reward-tier">
            <div class="ccs-reward-header">
                <h4><?php echo esc_html($reward['title']); ?></h4>
                <span class="ccs-reward-price">
                    <?php echo get_option('ccs_currency_symbol', '¥') . number_format($reward['amount'], 2); ?>
                </span>
            </div>
            <p class="ccs-reward-description"><?php echo esc_html($reward['description']); ?></p>
            <div class="ccs-reward-meta">
                <span class="ccs-backers-count">
                    <?php printf(__('已有 %d 人选择', 'cultural-crowdfunding'), $reward['backers_count'] ?? 0); ?>
                </span>
                <?php if (!empty($reward['estimated_delivery'])): ?>
                <span class="ccs-delivery-date">
                    <?php printf(__('预计发货: %s', 'cultural-crowdfunding'), $reward['estimated_delivery']); ?>
                </span>
                <?php endif; ?>
            </div>
            <button class="ccs-select-reward-btn" 
                    data-project-id="<?php echo $project_id; ?>"
                    data-reward-index="<?php echo $index; ?>">
                <?php _e('选择此回报', 'cultural-crowdfunding'); ?>
            </button>
        </div>
        <?php endif; ?>
    <?php endforeach; ?>
</div>
<?php

}

public function back_project_shortcode($atts) {

$atts = shortcode_atts(array(
    'project_id' => 0,
), $atts, 'ccs_back_project');

$project_id = intval($atts['project_id']);

if (!$project_id) {
    global $post;
    $project_id = $post->ID;
}

ob_start();
?>
<div id="ccs-back-form-<?php echo $project_id; ?>" class="ccs-back-project-form">
    <h3><?php _e('支持此项目', 'cultural-crowdfunding'); ?></h3>
    
    <form id="ccs-back-form-<?php echo $project_id; ?>-form" class="ccs-back-form">
        <?php wp_nonce_field('ccs_back_project_' . $project_id, 'ccs_back_nonce'); ?>
        <input type="hidden" name="project_id" value="<?php echo $project_id; ?>">
        
        <div class="ccs-form-group">
            <label for="backer_amount"><?php _e('支持金额', 'cultural-crowdfunding'); ?></label>
            <div class="ccs-amount-input">
                <span class="ccs-currency-symbol"><?php echo get_option('ccs_currency_symbol', '¥'); ?></span>
                <input type="number" id="backer_amount" name="amount" 
                       min="1" step="0.01" required 
                       placeholder="<?php _e('输入支持金额', 'cultural-crowdfunding'); ?>">
            </div>
        </div>
        
        <div class="ccs-form-group">
            <label for="reward_tier"><?php _e('选择回报', 'cultural-crowdfunding'); ?></label>
            <select id="reward_tier" name="reward_tier">
                <option value=""><?php _e('无需回报，单纯支持', 'cultural-crowdfunding'); ?></option>
                <?php
                $rewards = get_post_meta($project_id, '_reward_tiers', true);
                if (is_array($rewards)) {
                    foreach ($rewards as $index => $reward) {
                        if (!empty($reward['title'])) {
                            echo '<option value="' . $index . '">' . 
                                 esc_html($reward['title']) . ' - ' . 
                                 get_option('ccs_currency_symbol', '¥') . 
                                 number_format($reward['amount'], 2) . 
                                 '</option>';
                        }
                    }
                }
                ?>
            </select>
        </div>
        
        <div class="ccs-form-group">
            <label for="backer_message"><?php _e('留言 (可选)', 'cultural-crowdfunding'); ?></label>
            <textarea id="backer_message" name="message" rows="3" 
                      placeholder="<?php _e('给创作者留言...', 'cultural-crowdfunding'); ?>"></textarea>
        </div>
        
        <div class="ccs-form-group">
            <label for="payment_method"><?php _e('支付方式', 'cultural-crowdfunding'); ?></label>
            <select id="payment_method" name="payment_method" required>
                <?php
                $payment_methods = get_option('ccs_payment_methods', array('alipay', 'wechat'));
                foreach ($payment_methods as $method) {
                    $method_name = $this->get_payment_method_name($method);
                    echo '<option value="' . $method . '">' . $method_name . '</option>';
                }
                ?>
            </select>
        </div>
        
        <div class="ccs-form-group">
            <label>
                <input type="checkbox" name="agree_terms" required>
                <?php _e('我同意相关条款和条件', 'cultural-crowdfunding'); ?>
            </label>
        </div>
        
        <button type="submit" class="ccs-submit-back-btn">
            <?php _e('确认支持', 'cultural-crowdfunding'); ?>
        </button>
    </form>
    
    <div id="ccs-payment-qrcode-<?php echo $project_id; ?>" class="ccs-payment-qrcode" style="display: none;">
        <h4><?php _e('请扫码支付', 'cultural-crowdfunding'); ?></h4>
        <div class="ccs-qrcode-container"></div>
        <p class="ccs-payment-instructions"></p>
    </div>
</div>

<script>
jQuery(document).ready(function($) {
    $('#ccs-back-form-<?php echo $project_id; ?>-form').on('submit', function(e) {
        e.preventDefault();
        
        var formData = $(this).serialize();
        
        $.ajax({
            url: '<?php echo admin_url('admin-ajax.php'); ?>',
            type: 'POST',
            data: {
                action: 'ccs_process_backing',
                form_data: formData
            },
            beforeSend: function() {
                $('.ccs-submit-back-btn').prop('disabled', true).text('<?php _e("处理中...", "cultural-crowdfunding"); ?>');
            },
            success: function(response) {
                if (response.success) {
                    if (response.data.payment_url) {
                        // 跳转到支付页面
                        window.location.href = response.data.payment_url;
                    } else if (response.data.qrcode) {
                        // 显示二维码
                        $('#ccs-payment-qrcode-<?php echo $project_id; ?> .ccs-qrcode-container').html(response.data.qrcode);
                        $('#ccs-payment-qrcode-<?php echo $project_id; ?> .ccs-payment-instructions').text(response.data.instructions);
                        $('#ccs-payment-qrcode-<?php echo $project_id; ?>').show();
                    }
                } else {
                    alert(response.data.message);
                    $('.ccs-submit-back-btn').prop('disabled', false).text('<?php _e("确认支持", "cultural-crowdfunding"); ?>');
                }
            }
        });
    });
});
</script>
<?php

return ob_get_clean();

}

// 处理支持请求的AJAX回调
public function ajax_process_backing() {

check_ajax_referer('ccs_back_project_' . $_POST['project_id'], 'ccs_back_nonce');

$project_id = intval($_POST['project_id']);
$amount = floatval($_POST['amount']);
$user_id = get_current_user_id();

// 验证数据
if ($amount <= 0) {
    wp_send_json_error(array('message' => __('金额无效', 'cultural-crowdfunding')));
}

// 创建订单记录
$order_data = array(
    'project_id' => $project_id,
    'user_id' => $user_id,
    'amount' => $amount,
    'reward_tier' => sanitize_text_field($_POST['reward_tier']),
    'payment_method' => sanitize_text_field($_POST['payment_method']),
    'payment_status' => 'pending'
);

global $wpdb;
$wpdb->insert($wpdb->prefix . 'ccs_orders', $order_data);
$order_id = $wpdb->insert_id;

// 生成支付数据
$payment_data = $this->generate_payment($order_id, $amount, $_POST['payment_method']);

wp_send_json_success($payment_data);

}

private function generate_payment($order_id, $amount, $payment_method) {

// 这里应该集成实际的支付网关
// 以下为示例代码

$payment_data = array();

switch ($payment_method) {
    case 'alipay':
        // 支付宝支付
        $payment_data['payment_url'] = $this->generate_alipay_url($order_id, $amount);
        break;
        
    case 'wechat':
        // 微信支付 - 生成二维码
        $payment_data['qrcode'] = '<img src="' . $this->generate_wechat_qrcode($order_id, $amount) . '" alt="微信支付二维码">';
        $payment_data['instructions'] = __('请使用微信扫描二维码完成支付', 'cultural-crowdfunding');
        break;
        
    default:
        // 其他支付方式
        break;
}

return $payment_data;

}

private function generate_alipay_url($order_id, $amount) {

// 实际开发中应调用支付宝API
// 这里返回示例URL
return add_query_arg(array(
    'order_id' => $order_id,
    'amount' => $amount,
    'return_url' => home_url('/payment-success/')
), home_url('/process-payment/alipay/'));

}

private function generate_wechat_qrcode($order_id, $amount) {

// 实际开发中应调用微信支付API
// 这里返回示例二维码图片URL
return 'https://api.qrserver.com/v1/create-qr-code/?size=200x200&data=' . 
       urlencode(home_url('/process-payment/wechat/?order_id=' . $order_id));

}

private function get_payment_method_name($method) {

$names = array(
    'alipay' => __('支付宝', 'cultural-crowdfunding'),
    'wechat' => __('微信支付', 'cultural-crowdfunding'),
    'bank' => __('银行转账', 'cultural-crowdfunding'),
    'paypal' => __('PayPal', 'cultural-crowdfunding'),
);

return isset($names[$method]) ? $names[$method] : ucfirst($method);

}
?>


## 六、供应链对接系统

实现供应链系统的对接功能。

<?php
// 在CulturalCrowdfundingSupply类中添加以下方法

public function render_supply_chain_metabox($post) {

$project_db_id = get_post_meta($post->ID, '_project_db_id', true);
$supply_chain_status = get_post_meta($post->ID, '_supply_chain_status', true) ?: 'pending';

?>
<div class="ccs-supply-chain-info">
    <div class="ccs-form-row">
        <label for="supply_chain_status"><?php _e('供应链状态', 'cultural-crowdfunding'); ?></label>
        <select id="supply_chain_status" name="supply_chain_status">
            <option value="pending" <?php selected($supply_chain_status, 'pending'); ?>>
                <?php _e('待处理', 'cultural-crowdfunding'); ?>
            </

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漳州柔性供应链服务有限公司 小批量订单定制化服务商( 投稿邮箱:vip@jiaochengku.com)
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