修复预览视频播放 更新文档

src/api/dmm-graphql.js

@@ -0,0 +1,190 @@
+import {GM_xmlhttpRequest} from 'vite-plugin-monkey/dist/client';
+
+const DMM_GRAPHQL_URL = 'https://api.video.dmm.co.jp/graphql';
+
+const dmmGraphQLKeyword = (code) => {
+    const match = String(code || '').trim().toUpperCase().match(/^([A-Z0-9]{2,10})-(\d{1,6})$/);
+    if (!match) return '';
+    return `${match[1].toLowerCase()}${match[2].padStart(5, '0')}`;
+};
+
+const dmmGraphQLRequest = (query) => {
+    return new Promise((resolve, reject) => {
+        GM_xmlhttpRequest({
+            method: 'POST',
+            url: DMM_GRAPHQL_URL,
+            data: JSON.stringify({query}),
+            timeout: 12000,
+            headers: {
+                Accept: 'application/json',
+                'Content-Type': 'application/json',
+                Referer: 'https://video.dmm.co.jp/',
+                'Fanza-Device': 'BROWSER',
+                'Cache-Control': 'no-cache',
+            },
+            onload: (response) => {
+                if (response.status < 200 || response.status >= 400) {
+                    reject(new Error(`DMM GraphQL HTTP ${response.status || 0}`));
+                    return;
+                }
+                try {
+                    const json = JSON.parse(response.responseText || '{}');
+                    if (Array.isArray(json.errors) && json.errors.length) {
+                        reject(new Error(json.errors[0].message || 'DMM GraphQL error'));
+                        return;
+                    }
+                    resolve(json.data || {});
+                } catch (e) {
+                    reject(new Error(`DMM GraphQL JSON parse error: ${e.message}`));
+                }
+            },
+            onerror: () => reject(new Error('DMM GraphQL network error')),
+            ontimeout: () => reject(new Error('DMM GraphQL timeout')),
+        });
+    });
+};
+
+const loadDmmCover = async (code) => {
+    const keyword = dmmGraphQLKeyword(code);
+    if (!keyword) throw new Error('DMM cover keyword missing');
+
+    const searchKeywords = [...new Set([keyword, `${keyword}#`])];
+    for (const searchKeyword of searchKeywords) {
+        const query = `{ legacySearchPPV(limit: 5, offset: 0, sort: SALES_RANK_SCORE, floor: AV, queryWord: ${JSON.stringify(searchKeyword)}) { result { contents { id } } } }`;
+        const data = await dmmGraphQLRequest(query);
+
+        const ids = Array.isArray(data && data.legacySearchPPV && data.legacySearchPPV.result && data.legacySearchPPV.result.contents)
+            ? data.legacySearchPPV.result.contents.map((item) => String(item && item.id || '').trim()).filter(Boolean)
+            : [];
+
+        const compactKeyword = keyword.replace(/[^a-z0-9]/gi, '').toLowerCase();
+        const contentID =
+            ids.find((id) => id.replace(/[^a-z0-9]/gi, '').toLowerCase().includes(compactKeyword)) ||
+            (ids.length === 1 ? ids[0] : '');
+
+        if (contentID) {
+            const encoded = encodeURIComponent(contentID);
+            return `https://pics.dmm.co.jp/digital/video/${encoded}/${encoded}pl.jpg`;
+        }
+    }
+    throw new Error('DMM cover missing');
+};
+
+const searchDmmContentIdsByGraphQL = async (code) => {
+    const keyword = dmmGraphQLKeyword(code);
+    if (!keyword) return [];
+    const carNumNoHyphen = String(code || '').replace(/-/g, '').toLowerCase();
+
+    const results = [];
+    const searchKeywords = [...new Set([keyword, `${keyword}#`])];
+    for (const searchKeyword of searchKeywords) {
+        const query = `{ legacySearchPPV(limit: 10, offset: 0, sort: SALES_RANK_SCORE, floor: AV, queryWord: ${JSON.stringify(searchKeyword)}) { result { contents { contentId serviceCode floorCode } } } }`;
+        const data = await dmmGraphQLRequest(query);
+
+        const contents = Array.isArray(data && data.legacySearchPPV && data.legacySearchPPV.result && data.legacySearchPPV.result.contents)
+            ? data.legacySearchPPV.result.contents
+            : [];
+
+        for (const item of contents) {
+            const contentId = String(item.contentId || '');
+            if (contentId.replace(/[^a-z0-9]/gi, '').toLowerCase().includes(carNumNoHyphen)) {
+                results.push({
+                    serviceCode: item.serviceCode || 'digital',
+                    floorCode: item.floorCode || 'AV',
+                    contentId: contentId,
+                });
+            }
+        }
+        if (results.length > 0) break;
+    }
+    return results;
+};
+
+const getDmmGraphQLVideoUrls = async (code) => {
+    const contentItems = await searchDmmContentIdsByGraphQL(code);
+    if (!contentItems.length) return null;
+
+    const results = await Promise.allSettled(
+        contentItems.map((item) => extractTrailerLinks(item))
+    );
+
+    for (const result of results) {
+        if (result.status === 'fulfilled' && result.value) {
+            return result.value;
+        }
+    }
+    return null;
+};
+
+const extractTrailerLinks = (item) => {
+    const {contentId, serviceCode, floorCode} = item;
+    return new Promise((resolve, reject) => {
+        const trailerPageUrl = `https://www.dmm.co.jp/service/digitalapi/-/html5_player/=/cid=${contentId}/mtype=AhRVShI_/service=${serviceCode}/floor=${floorCode}/mode=/`;
+
+        GM_xmlhttpRequest({
+            method: 'GET',
+            url: trailerPageUrl,
+            timeout: 15000,
+            headers: {
+                'accept-language': 'ja-JP,ja;q=0.9',
+                Cookie: 'age_check_done=1',
+            },
+            onload: (response) => {
+                const htmlContent = response.responseText || '';
+                if (htmlContent.includes('このサービスはお住まいの地域からは')) {
+                    reject(new Error('节点不可用，请将DMM域名分流到日本ip'));
+                    return;
+                }
+                const match = htmlContent.match(/const\s+args\s+=\s+(.*);/);
+                if (!match) {
+                    reject(new Error('未在脚本中找到 const args = ... 变量'));
+                    return;
+                }
+                let bitrates;
+                try {
+                    bitrates = JSON.parse(match[1]).bitrates;
+                } catch (e) {
+                    reject(new Error(`解析播放器脚本 JSON 失败: ${e.message}`));
+                    return;
+                }
+                if (!Array.isArray(bitrates)) {
+                    reject(new Error('解析画质链接失败: bitrates 字段不是一个数组或不存在'));
+                    return;
+                }
+                const qualityKeys = [
+                    '4ks', '4k', 'hhbs', 'hhb', 'hmb', 'mhb', 'mmb',
+                    'dmb_w', 'dmb_s', 'dm_s', 'sm_s', 'mhb_w',
+                ];
+                const qualityNameRegex = new RegExp(`(${qualityKeys.join('|')})\\.mp4$`);
+                const finalQualityMap = {};
+                for (const bitrate of bitrates) {
+                    const url = bitrate && bitrate.src;
+                    if (!url || typeof url !== 'string' || !url.endsWith('.mp4')) continue;
+                    const qualityMatch = url.match(qualityNameRegex);
+                    let qualityKey = '';
+                    if (qualityMatch && qualityMatch[1]) qualityKey = qualityMatch[1];
+                    if (qualityKey && !finalQualityMap[qualityKey]) {
+                        finalQualityMap[qualityKey] = url;
+                    }
+                }
+                if (Object.keys(finalQualityMap).length === 0) {
+                    reject(new Error('未找到匹配要求的预览画质视频'));
+                    return;
+                }
+                resolve(finalQualityMap);
+            },
+            onerror: () => reject(new Error('DMM 播放页请求网络错误')),
+            ontimeout: () => reject(new Error('DMM 播放页请求超时')),
+        });
+    });
+};
+
+export {
+    DMM_GRAPHQL_URL,
+    dmmGraphQLKeyword,
+    dmmGraphQLRequest,
+    loadDmmCover,
+    searchDmmContentIdsByGraphQL,
+    getDmmGraphQLVideoUrls,
+    extractTrailerLinks,
+};