122 lines
3.5 KiB
JavaScript
122 lines
3.5 KiB
JavaScript
/**
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* 图片URL处理工具
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* 统一处理相对路径和绝对路径的图片URL
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*/
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const config = require('../config/index')
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function getImageBaseUrl() {
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const apiBaseUrl = String(config?.API_BASE_URL || '').trim()
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if (!apiBaseUrl) return 'https://ai-c.maimanji.com'
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try {
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const parsed = new URL(apiBaseUrl)
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return parsed.origin
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} catch (_) {
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return apiBaseUrl.replace(/\/api\/?$/, '').replace(/\/+$/, '')
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}
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}
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// 获取图片基础URL（只保留 origin）
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const IMAGE_BASE_URL = getImageBaseUrl()
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/**
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* 转换图片URL为完整地址
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* @param {string} url - 图片URL（可能是相对路径或绝对路径）
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* @param {string} defaultImage - 默认图片路径（可选）
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* @returns {string} 完整的图片URL
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*/
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function getFullImageUrl(url, defaultImage = '') {
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// 如果没有URL，返回默认图片
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if (!url) {
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return defaultImage || '/images/icon-empty.png'
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}
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if (url.startsWith('wxfile://')) {
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return defaultImage || '/images/icon-empty.png'
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}
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if (url.startsWith('http://') || url.startsWith('https://') || url.startsWith('data:')) {
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try {
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const parsed = new URL(url)
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if (parsed.pathname.startsWith('/uploads/')) {
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parsed.pathname = `/api/uploads/${parsed.pathname.slice('/uploads/'.length)}`
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return parsed.toString()
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}
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if (/^\/(avatars|characters|audio|documents|assets|interest-partners|exchange|products|temp)\//.test(parsed.pathname)) {
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parsed.pathname = `/api/uploads${parsed.pathname}`
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return parsed.toString()
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}
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return url
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} catch (_) {
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return url
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}
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}
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// 如果是本地图片路径（/images/开头），直接返回
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if (url.startsWith('/images/')) {
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return url
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}
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let processedUrl = url
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if (processedUrl.startsWith('/uploads/')) {
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processedUrl = `/api/uploads/${processedUrl.slice('/uploads/'.length)}`
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} else if (processedUrl.startsWith('uploads/')) {
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processedUrl = `/api/uploads/${processedUrl.slice('uploads/'.length)}`
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} else if (/^(\/)?(avatars|characters|audio|documents|assets|interest-partners|exchange|products|temp)\//.test(processedUrl)) {
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processedUrl = processedUrl.startsWith('/') ? `/api/uploads${processedUrl}` : `/api/uploads/${processedUrl}`
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}
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// 其他相对路径，拼接服务器地址
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// 确保URL以/开头
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const normalizedUrl = processedUrl.startsWith('/') ? processedUrl : '/' + processedUrl
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return IMAGE_BASE_URL + normalizedUrl
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}
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/**
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* 批量转换图片URL数组
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* @param {Array<string>} urls - 图片URL数组
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* @returns {Array<string>} 完整的图片URL数组
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*/
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function getFullImageUrls(urls) {
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if (!Array.isArray(urls)) {
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return []
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}
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return urls.map(url => getFullImageUrl(url))
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}
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/**
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* 处理用户头像URL
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* @param {string} avatar - 头像URL
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* @returns {string} 完整的头像URL
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*/
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function getAvatarUrl(avatar) {
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return getFullImageUrl(avatar, '/images/default-avatar.svg')
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}
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/**
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* 处理角色头像URL
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* @param {string} avatar - 角色头像URL
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* @returns {string} 完整的头像URL
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*/
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function getCharacterAvatarUrl(avatar) {
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return getFullImageUrl(avatar, '/images/character-default.png')
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}
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/**
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* 处理活动封面URL
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* @param {string} cover - 封面URL
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* @returns {string} 完整的封面URL
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*/
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function getActivityCoverUrl(cover) {
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return getFullImageUrl(cover, '/images/activity-default.jpg')
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}
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module.exports = {
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getFullImageUrl,
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getFullImageUrls,
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getAvatarUrl,
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getCharacterAvatarUrl,
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getActivityCoverUrl,
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IMAGE_BASE_URL
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}
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