尾缀识别
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@@ -19,8 +19,56 @@ const fileIndexCache = new Map();
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const skeletonJsonCache = new Map();
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const JSON_PROBE_BYTES = 256 * 1024;
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// Spine 导出常见的后缀,匹配时归一化掉(支持 - 与 _ 两种分隔符)
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const SUFFIX_RE = /[-_](pro|ess|pma|base|atlas|data)$/i;
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// Spine 导出常见的尾缀,匹配时归一化掉(支持 - 与 _ 两种分隔符)
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// 例:hero-mesh.skel / hero-data.json / hero-pma.atlas 都归一为 hero
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const DEFAULT_SUFFIXES = ['pro', 'ess', 'pma', 'base', 'atlas', 'data', 'mesh'];
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// 用户可在查看器里添加自己的尾缀;为避免正则注入,只允许字母、数字、- 与 _,
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// 且必须以字母或数字开头。SUFFIX_MAX_LENGTH 必须与下面的正则保持一致(有测试守着)。
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const SUFFIX_MAX_LENGTH = 50;
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const SUFFIX_NAME_RE = /^[a-z0-9](?:[a-z0-9_-]{0,49})$/i;
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let activeSuffixes = DEFAULT_SUFFIXES.slice();
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let suffixRe = buildSuffixRe(activeSuffixes);
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function escapeRegExp(text) {
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return String(text).replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
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}
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function buildSuffixRe(list) {
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if (!list || list.length === 0) return null;
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return new RegExp('[-_](' + list.map(escapeRegExp).join('|') + ')$', 'i');
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}
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/** 校验并归一化单个尾缀名(去掉前导分隔符并转小写);非法返回 null */
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function normalizeSuffixName(raw) {
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const name = String(raw == null ? '' : raw).trim().replace(/^[-_]+/, '');
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return SUFFIX_NAME_RE.test(name) ? name.toLowerCase() : null;
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}
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/**
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* 设置用户自定义尾缀(内置尾缀始终生效),返回当前生效的完整列表。
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* 非法或重复的名字会被安静地忽略,不信任磁盘上的内容。
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*/
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function setSuffixes(list) {
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const custom = [];
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for (const raw of Array.isArray(list) ? list : []) {
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const name = normalizeSuffixName(raw);
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if (!name || DEFAULT_SUFFIXES.indexOf(name) !== -1) continue;
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if (custom.indexOf(name) === -1) custom.push(name);
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}
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activeSuffixes = DEFAULT_SUFFIXES.concat(custom);
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suffixRe = buildSuffixRe(activeSuffixes);
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return getSuffixes();
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}
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/** 当前生效的尾缀(内置 + 自定义) */
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function getSuffixes() {
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return activeSuffixes.slice();
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}
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/** 仅用户自定义(非内置)的尾缀,用于持久化 */
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function getCustomSuffixes() {
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return activeSuffixes.filter((name) => DEFAULT_SUFFIXES.indexOf(name) === -1);
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}
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function unsafeAtlasPath(name, reason) {
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const error = new Error('Atlas 贴图路径不安全:' + JSON.stringify(String(name)) + '(' + reason + ')');
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@@ -132,9 +180,10 @@ function stemOf(name) {
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return name.slice(0, name.length - ext.length);
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}
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/** 归一化 stem,去掉 Spine 常见后缀,用于跨文件匹配 */
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/** 归一化 stem,去掉内置与用户自定义的尾缀,用于跨文件匹配 */
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function normalizeStem(name) {
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return stemOf(name).toLowerCase().replace(SUFFIX_RE, '');
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const lower = stemOf(name).toLowerCase();
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return suffixRe ? lower.replace(suffixRe, '') : lower;
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}
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/** 从 JSON 文本中读取 spine 版本 */
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@@ -760,6 +809,12 @@ module.exports = {
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isTextureFile,
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stemOf,
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normalizeStem,
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DEFAULT_SUFFIXES,
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SUFFIX_MAX_LENGTH,
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normalizeSuffixName,
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setSuffixes,
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getSuffixes,
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getCustomSuffixes,
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detectVersion,
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detectVersionFromJson,
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detectVersionFromBuffer,
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