';
echo '
';
echo '';
echo '';
echo '
';
}
echo 'Configure snow appearance
'; }, 'yoone_snow' ); // 移除下拉字段 保留复选框作为唯一选择入口 // 添加形状复选集合 用于选择参与渲染的形状 add_settings_field( 'yoone_snow_mixed_items', 'Shapes', function() { $current_list = get_option('yoone_snow_mixed_items', array('dot','flake')); if (is_string($current_list)) { $current_list = array_filter(array_map('trim', explode(',', $current_list))); } $options = array( 'dot' => 'Dot', 'flake' => 'Snowflake', 'yuanbao' => 'Yuanbao', 'coin' => 'Coin', 'santa_hat' => 'Santa Hat', 'candy_cane' => 'Candy Cane', 'christmas_sock' => 'Christmas Sock', 'christmas_tree' => 'Christmas Tree', 'reindeer' => 'Reindeer', 'christmas_berry' => 'Christmas Berry', ); foreach ($options as $key => $label) { $checked = in_array($key, $current_list, true) ? 'checked' : ''; echo ''; } echo 'Choose shapes to render
'; }, 'yoone_snow', 'yoone_snow_section' ); register_setting('yoone_snow_options', 'yoone_snow_shape_weights', array( 'type' => 'array', 'sanitize_callback' => function($value) { $allowed = array('dot','flake','yuanbao','coin','santa_hat','candy_cane','christmas_sock','christmas_tree','reindeer','christmas_berry'); $defaults = array( 'dot' => 1, 'flake' => 4, 'yuanbao' => 1, 'coin' => 1, 'santa_hat' => 1, 'candy_cane' => 1, 'christmas_sock' => 1, 'christmas_tree' => 1, 'reindeer' => 1, 'christmas_berry' => 1, ); if (!is_array($value)) { $value = array(); } $clean = array(); foreach ($allowed as $key) { $num = isset($value[$key]) ? intval($value[$key]) : (isset($defaults[$key]) ? intval($defaults[$key]) : 1); if ($num < 0) { $num = 0; } $clean[$key] = $num; } return $clean; }, 'default' => array( 'dot' => 1, 'flake' => 4, 'yuanbao' => 1, 'coin' => 1, 'santa_hat' => 1, 'candy_cane' => 1, 'christmas_sock' => 1, 'christmas_tree' => 1, 'reindeer' => 1, 'christmas_berry' => 1, ), )); // 形状权重字段将移动到媒体形状字段之后 以满足界面顺序需求 // 注册媒体形状集合 设置项保存为附件 ID 数组 register_setting('yoone_snow_options', 'yoone_snow_media_items', array( 'type' => 'array', 'sanitize_callback' => function($value) { // 将输入统一为整数 ID 数组 并过滤无效值 if (is_string($value)) { $value = array_filter(array_map('trim', explode(',', $value))); } if (!is_array($value)) { $value = array(); } $ids = array(); foreach ($value as $item) { $id = intval($item); if ($id > 0) { $ids[] = $id; } } return array_values(array_unique($ids)); }, 'default' => array(), )); // 添加媒体形状选择字段 支持从媒体库选择图片或 SVG add_settings_field( 'yoone_snow_media_items', 'Media Shapes', function() { // 读取当前已选择的附件 ID 列表 并渲染缩略图列表与添加按钮 $current_media = get_option('yoone_snow_media_items', array()); if (!is_array($current_media)) { $current_media = array(); } echo 'Choose images or SVG from media library to render
'; }, 'yoone_snow', 'yoone_snow_section' ); // 注册媒体权重设置项 将附件 ID 映射到权重数值 默认 1 register_setting('yoone_snow_options', 'yoone_snow_media_weights', array( 'type' => 'array', 'sanitize_callback' => function($value) { // 将输入统一为附件 ID 到非负整数权重的映射 if (!is_array($value)) { $value = array(); } $clean = array(); foreach ($value as $id => $num) { $aid = intval($id); $weight = intval($num); if ($aid > 0) { if ($weight < 0) { $weight = 0; } $clean[$aid] = $weight; } } return $clean; }, 'default' => array(), )); // 在媒体形状字段之后渲染权重字段 包含形状权重与媒体权重 add_settings_field( 'yoone_snow_weights_combined', 'Weights', function() { // 渲染形状权重 输入仅显示已勾选的形状 默认 1 $selected_shapes = get_option('yoone_snow_mixed_items', array('dot','flake')); if (is_string($selected_shapes)) { $selected_shapes = array_filter(array_map('trim', explode(',', $selected_shapes))); } if (!is_array($selected_shapes)) { $selected_shapes = array('dot','flake'); } $shape_labels = array( 'dot' => 'Dot', 'flake' => 'Snowflake', 'yuanbao' => 'Yuanbao', 'coin' => 'Coin', 'santa_hat' => 'Santa Hat', 'candy_cane' => 'Candy Cane', 'christmas_sock' => 'Christmas Sock', 'christmas_tree' => 'Christmas Tree', 'reindeer' => 'Reindeer', 'christmas_berry' => 'Christmas Berry', ); $shape_weights_current = get_option('yoone_snow_shape_weights', array()); if (!is_array($shape_weights_current)) { $shape_weights_current = array(); } echo 'Higher value increases selection probability 0 disables default is 1
'; echo 'Duration in seconds for snow on home 0 means infinite
'; }, 'yoone_snow', 'yoone_snow_section' ); // 注册目标在屏最大数量设置项 0 表示自动根据视口面积 register_setting('yoone_snow_options', 'yoone_snow_max_count', array( 'type' => 'integer', 'sanitize_callback' => function($value) { $num = intval($value); if ($num < 0) { $num = 0; } // 上限保护 防止过大影响性能 if ($num > 1000) { $num = 1000; } return $num; }, 'default' => 0, )); // 添加输入字段 用于设置在屏最大数量 0 表示自动 add_settings_field( 'yoone_snow_max_count', 'Max Snowflakes On Screen', function() { $current = intval(get_option('yoone_snow_max_count', 0)); echo ''; echo '0 means auto based on viewport area upper bound 1000
'; }, 'yoone_snow', 'yoone_snow_section' ); // 尺寸组合设置 使用单一选项 snow size 存储最小与最大半径 register_setting('yoone_snow_options', 'yoone_snow_size', array( 'type' => 'array', 'sanitize_callback' => function($value) { // 将输入统一为包含 min 与 max 的数值数组 并保证非负与 max 不小于 min if (!is_array($value)) { $value = array(); } $min = isset($value['min']) ? floatval($value['min']) : 1.0; $max = isset($value['max']) ? floatval($value['max']) : 3.0; if ($min < 0) { $min = 0.0; } if ($max < $min) { $max = $min; } return array('min' => $min, 'max' => $max); }, 'default' => array('min' => 1.0, 'max' => 3.0), )); add_settings_field( 'yoone_snow_size', 'Snow Size', function() { // 渲染组合输入 使用同一选项保存最小与最大半径 $grp = get_option('yoone_snow_size', array('min' => 1.0, 'max' => 3.0)); $min = isset($grp['min']) ? floatval($grp['min']) : 1.0; $max = isset($grp['max']) ? floatval($grp['max']) : 3.0; echo ''; echo ''; echo 'Random radius in [min max] single option
'; }, 'yoone_snow', 'yoone_snow_section' ); // 漂移速度与摆动幅度的随机范围设置 保持独立选项 register_setting('yoone_snow_options', 'yoone_snow_drift_min', array( 'type' => 'number', 'sanitize_callback' => function($value) { $num = floatval($value); if ($num < 0) { $num = 0; } return $num; }, 'default' => 0.4, )); register_setting('yoone_snow_options', 'yoone_snow_drift_max', array( 'type' => 'number', 'sanitize_callback' => function($value) { $min = floatval(get_option('yoone_snow_drift_min', 0.4)); $num = floatval($value); if ($num < $min) { $num = $min; } return $num; }, 'default' => 1.0, )); add_settings_field( 'yoone_snow_drift_range', 'Drift Speed Random Range', function() { $min = floatval(get_option('yoone_snow_drift_min', 0.4)); $max = floatval(get_option('yoone_snow_drift_max', 1.0)); echo ''; echo ''; echo 'Random vertical drift speed base in [min max]
'; }, 'yoone_snow', 'yoone_snow_section' ); register_setting('yoone_snow_options', 'yoone_snow_swing_min', array( 'type' => 'number', 'sanitize_callback' => function($value) { $num = floatval($value); if ($num < 0) { $num = 0; } return $num; }, 'default' => 0.2, )); register_setting('yoone_snow_options', 'yoone_snow_swing_max', array( 'type' => 'number', 'sanitize_callback' => function($value) { $min = floatval(get_option('yoone_snow_swing_min', 0.2)); $num = floatval($value); if ($num < $min) { $num = $min; } return $num; }, 'default' => 1.0, )); add_settings_field( 'yoone_snow_swing_range', 'Swing Amplitude Random Range', function() { $min = floatval(get_option('yoone_snow_swing_min', 0.2)); $max = floatval(get_option('yoone_snow_swing_max', 1.0)); echo ''; echo ''; echo 'Random horizontal swing amplitude base in [min max] before offset scale
'; }, 'yoone_snow', 'yoone_snow_section' ); } // 添加设置页面到后台菜单 条目在设置菜单下 function yoone_snow_add_settings_page() { add_options_page( 'Yoone Snow', 'Yoone Snow', 'manage_options', 'yoone_snow', function() { // 渲染设置页面 表单提交到 options.php echo '