1002 lines
34 KiB
JavaScript
1002 lines
34 KiB
JavaScript
// 认证改为 HttpOnly Cookie（gateway 下发 q4_token），浏览器同源请求自动携带，JS 不再经手 Token
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/* by qing.
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*
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* 用于获取一个节点下的所有子节点信息，0为根节点。
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*/
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async function getNode(id) {
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try {
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obj = { "pid": id }
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jsonBody = JSON.stringify(obj)
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console.log(jsonBody)
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const res = await fetch('/get_notes', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json', // 告诉服务器内容为json
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'Target-Url': 'http://127.0.0.1:8006'
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},
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body: jsonBody
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});
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const responseText = await res.text();
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// WAF 拦截：弹提示并中止，不能落入 catch（其会误跳登录页）
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if (window.WafTip && WafTip.isBlocked(res, responseText)) {
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alert(WafTip.MESSAGE);
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return;
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}
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let result;
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try {
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result = JSON.parse(responseText);
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} catch {
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console.error(`获取笔记接口返回非 JSON 内容（HTTP ${res.status}）：`, responseText);
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throw new Error('服务器响应格式异常，请稍后重试');
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}
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if (res.status === 401) {
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// 凭证失效（过期或网关重启），跳转重新登录
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location.href = '/login.html';
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return;
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}
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if (!res.ok) {
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throw new Error(result.message || `获取节点失败（HTTP ${res.status}）`);
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}
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//if (result.success) {
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console.log(`获取节点成功`);
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return result
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//...
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//} else {
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// alert(result.message || '获取节点失败');
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//}
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} catch (err) {
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// 获取节点失败（非 JSON 响应 / HTTP 错误 / 网络异常），统一跳转登录页
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console.error('获取节点请求异常：', err);
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location.href = '/login.html';
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} finally {
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}
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}
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/* by qing
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*
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* 用于向dnfs添加节点
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*/
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async function addNode(pid, title, content) {
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try {
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obj = {
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"pid": pid,
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"title": title,
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"content": content
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}
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jsonBody = JSON.stringify(obj)
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console.log(jsonBody)
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const res = await fetch('/add_note', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json', // 告诉服务器内容为json
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'Target-Url': 'http://127.0.0.1:8006'
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},
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body: jsonBody
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});
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const responseText = await res.text();
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if (window.WafTip && WafTip.isBlocked(res, responseText)) throw new Error(WafTip.MESSAGE);
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let result;
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try {
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result = JSON.parse(responseText);
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} catch {
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console.error(`添加笔记接口返回非 JSON 内容（HTTP ${res.status}）：`, responseText);
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throw new Error('服务器响应格式异常，请稍后重试');
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}
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if (res.status === 401) {
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// 凭证失效（过期或网关重启），跳转重新登录
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location.href = '/login.html';
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return;
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}
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if (!res.ok) {
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throw new Error(`添加节点失败（HTTP ${res.status}）`);
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}
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input_note_title.value = "";
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input_note_content.value = "";
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cancelEdit(); /* 退出编辑模式并重置高度 */
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getNode(stack[stack.length - 1]).then(load_notes);
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getNode(stack[stack.length - 1]).then(loadMap)
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//if (result.success) {
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alert(`添加节点成功`, result);
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return result
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//...
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//} else {
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// alert(result.message || '获取节点失败');
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//}
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} catch (err) {
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alert(err.message || '接口请求失败，请检查后端服务是否启动');
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console.error('添加节点请求异常：', err);
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} finally {
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}
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}
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async function deleteNode(id) {
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if (confirm("确认删除此节点？") == false) {
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return;
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}
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try {
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obj = {"id": id};
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jsonBody = JSON.stringify(obj);
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console.log(jsonBody);
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const res = await fetch('/delete_note', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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'Target-Url': 'http://127.0.0.1:8006'
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},
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body: jsonBody
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});
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const responseText = await res.text();
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if (window.WafTip && WafTip.isBlocked(res, responseText)) throw new Error(WafTip.MESSAGE);
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let result;
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try {
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result = JSON.parse(responseText);
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} catch {
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console.error(`删除笔记接口返回非 JSON 内容（HTTP ${res.status}）：`, responseText);
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throw new Error('服务器响应格式异常，请稍后重试');
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}
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if (res.status === 401) {
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// 凭证失效（过期或网关重启），跳转重新登录
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location.href = '/login.html';
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return;
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}
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if (!res.ok) {
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throw new Error(`删除节点失败（HTTP ${res.status}）`);
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}
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stack.pop();
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getNode(stack[stack.length - 1]).then(load_notes);
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getNode(stack[stack.length - 1]).then(loadMap)
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console.log(`删除节点成功`);
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return result
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} catch (err) {
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alert(err.message || '接口请求失败，请检查后端服务是否启动');
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console.error('删除节点请求异常：', err);
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}
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}
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/* by qing — 卡片上的"删除"：删除子节点后停留在当前层，仅刷新列表（不弹栈） */
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async function deleteChild(id) {
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if (confirm("确认删除此节点？") == false) {
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return;
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}
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try {
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obj = {"id": id};
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jsonBody = JSON.stringify(obj);
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const res = await fetch('/delete_note', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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'Target-Url': 'http://127.0.0.1:8006'
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},
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body: jsonBody
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});
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const responseText = await res.text();
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if (window.WafTip && WafTip.isBlocked(res, responseText)) throw new Error(WafTip.MESSAGE);
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let result;
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try {
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result = JSON.parse(responseText);
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} catch {
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console.error(`删除笔记接口返回非 JSON 内容（HTTP ${res.status}）：`, responseText);
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throw new Error('服务器响应格式异常，请稍后重试');
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}
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if (res.status === 401) {
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// 凭证失效（过期或网关重启），跳转重新登录
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location.href = '/login.html';
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return;
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}
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if (!res.ok) {
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throw new Error(result.error === "It's not your note" ? '只能删除自己的节点' : (result.error || `删除节点失败（HTTP ${res.status}）`));
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}
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// 若删掉的正是编辑中的节点，顺带退出编辑模式
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if (editing_id == id) {
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cancelEdit();
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input_note_title.value = "";
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input_note_content.value = "";
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}
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var cur = (stack.length == 0) ? 0 : stack[stack.length - 1];
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getNode(cur).then(load_notes);
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getNode(cur).then(loadMap);
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console.log(`删除节点成功`);
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return result;
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} catch (err) {
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alert(err.message || '接口请求失败，请检查后端服务是否启动');
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console.error('删除节点请求异常：', err);
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}
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}
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/* by qing — 保存编辑：调用 /update_note，成功后刷新当前层并退出编辑模式 */
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async function updateNode(id, pid, title, content) {
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try {
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obj = {
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"id": Number(id),
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"pid": pid,
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"title": title,
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"content": content
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}
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jsonBody = JSON.stringify(obj)
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const res = await fetch('/update_note', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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'Target-Url': 'http://127.0.0.1:8006'
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},
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body: jsonBody
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});
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const responseText = await res.text();
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if (window.WafTip && WafTip.isBlocked(res, responseText)) throw new Error(WafTip.MESSAGE);
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let result;
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try {
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result = JSON.parse(responseText);
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} catch {
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console.error(`更新笔记接口返回非 JSON 内容（HTTP ${res.status}）：`, responseText);
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throw new Error('服务器响应格式异常，请稍后重试');
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}
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if (res.status === 401) {
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// 凭证失效（过期或网关重启），跳转重新登录
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location.href = '/login.html';
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return;
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}
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if (!res.ok) {
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throw new Error(result.error === "It's not your note" ? '只能编辑自己的节点' : (result.error || `更新节点失败（HTTP ${res.status}）`));
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}
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input_note_title.value = "";
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input_note_content.value = "";
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cancelEdit();
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var cur = (stack.length == 0) ? 0 : stack[stack.length - 1];
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getNode(cur).then(load_notes);
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getNode(cur).then(loadMap);
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alert('修改成功');
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return result;
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} catch (err) {
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alert(err.message || '接口请求失败，请检查后端服务是否启动');
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console.error('更新节点请求异常：', err);
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}
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}
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/* by qing — 节点移动：本质是 pid 变更的 update_note，title/content 原样携带 */
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async function moveNode(id, pid, title, content) {
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try {
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obj = {
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"id": Number(id),
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"pid": pid,
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"title": title,
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"content": content
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}
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jsonBody = JSON.stringify(obj)
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const res = await fetch('/update_note', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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'Target-Url': 'http://127.0.0.1:8006'
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},
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body: jsonBody
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});
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const responseText = await res.text();
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if (window.WafTip && WafTip.isBlocked(res, responseText)) throw new Error(WafTip.MESSAGE);
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let result;
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try {
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result = JSON.parse(responseText);
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} catch {
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console.error(`更新笔记接口返回非 JSON 内容（HTTP ${res.status}）：`, responseText);
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throw new Error('服务器响应格式异常，请稍后重试');
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}
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if (res.status === 401) {
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// 凭证失效（过期或网关重启），跳转重新登录
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location.href = '/login.html';
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return;
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}
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if (!res.ok) {
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throw new Error(result.error === "It's not your note" ? '只能移动自己的节点' : (result.error || `移动节点失败（HTTP ${res.status}）`));
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}
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var cur = (stack.length == 0) ? 0 : stack[stack.length - 1];
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getNode(cur).then(load_notes);
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getNode(cur).then(loadMap);
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alert('移动成功');
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return result;
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} catch (err) {
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alert(err.message || '接口请求失败，请检查后端服务是否启动');
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console.error('移动节点请求异常：', err);
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}
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}
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/* by qing — 点击卡片"移动"：暂存节点信息，底部弹出移动条 */
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function startMove(item) {
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moving_node = { id: Number(item.id), pid: item.pid, title: item.title, content: item.content };
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renderMoveBar();
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}
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/* by qing — 渲染底部移动条：显示待移动节点，提供"移动到当前层"和"取消" */
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function renderMoveBar() {
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movebar.replaceChildren();
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if (moving_node == null) {
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return;
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}
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let tip = document.createElement('span');
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tip.className = "move-title";
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tip.textContent = "移动中：" + moving_node.title;
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let ok_btn = document.createElement('button');
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ok_btn.className = "act-btn act-edit";
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ok_btn.textContent = "移动到当前层";
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ok_btn.addEventListener('click', confirmMove);
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let cancel_btn = document.createElement('button');
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cancel_btn.className = "act-btn act-del";
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cancel_btn.textContent = "取消";
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cancel_btn.addEventListener('click', function() {
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moving_node = null;
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renderMoveBar();
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});
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movebar.appendChild(tip);
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movebar.appendChild(ok_btn);
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movebar.appendChild(cancel_btn);
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}
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/* by qing — 执行移动：把待移动节点挂到当前层（stack 顶，根为 0）。
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* 后端 update_note 会走 AI 内容审核，耗时较长，期间禁用移动条与表单按钮防止重复提交 */
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async function confirmMove() {
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if (moving_node == null) {
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return;
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}
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var target_pid = (stack.length == 0) ? 0 : stack[stack.length - 1];
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if (target_pid == moving_node.id) {
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alert('不能移动到节点自身内部');
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return;
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}
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if (target_pid == moving_node.pid) {
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alert('该节点已在当前层');
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return;
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}
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// 防重复点击：请求进行中禁用按钮（成功/失败都在 finally 恢复）
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movebar.querySelectorAll('button').forEach(function(b) { b.disabled = true; });
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input_note_submit.disabled = true;
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input_note_clear.disabled = true;
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delete_note.disabled = true;
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try {
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var result = await moveNode(moving_node.id, target_pid, moving_node.title, moving_node.content);
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if (result != null) {
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moving_node = null;
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renderMoveBar();
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}
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} finally {
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movebar.querySelectorAll('button').forEach(function(b) { b.disabled = false; });
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input_note_submit.disabled = false;
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input_note_clear.disabled = false;
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delete_note.disabled = false;
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}
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}
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/* by shufeng2012 */
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function renderMarkdown(element, content) {
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/*
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Markdown渲染
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*/
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const md = window.markdownit({
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html: false,
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highlight: function(code, lang) {
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if (lang && hljs.getLanguage(lang)) {
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return `<pre><code class="hljs language-${lang}">${hljs.highlight(code, {language: lang}).value}</code></pre>`
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} else {
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return `<pre><code class="hljs">${md.utils.escapeHtml(code)}</code></pre>`
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}
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}
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});
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element.innerHTML = md.render(content);
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}
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/* ===== by qing — 特殊节点（管理员专属）=====
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* 信封：content 为 {"_sp":"link|html|image|file", ...} JSON，普通内容走 Markdown。
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* 发布权限由后端 dnfs 强制（is_admin），前端仅做展示与表单切换。 */
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/* 与后端 base64 上限（3.5M 字符）对齐：原始文件约 2.5MB */
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var SP_MAX_FILE_BYTES = 2.5 * 1024 * 1024;
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function parseSp(content) {
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if (typeof content !== 'string') return null;
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var s = content.trim();
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if (s.indexOf('{"_sp"') !== 0) return null;
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try {
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var obj = JSON.parse(s);
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} catch (e) {
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return null; // 非法信封按普通文本展示（后端发布时已拦截，这里是兜底）
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}
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if (obj && typeof obj === 'object' && ['link', 'html', 'image', 'file'].indexOf(obj._sp) !== -1) return obj;
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return null;
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}
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/* 内容渲染分发：特殊节点按类型渲染，否则 Markdown */
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function renderContent(container, item) {
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var sp = parseSp(item.content);
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if (!sp) {
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renderMarkdown(container, item.content);
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return;
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}
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function appendNote() {
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if (typeof sp.note === 'string' && sp.note.trim()) {
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var note = document.createElement('div');
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note.className = 'sp-note';
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note.textContent = sp.note;
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container.appendChild(note);
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}
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}
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if (sp._sp === 'link') renderSpLink(container, sp, appendNote);
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else if (sp._sp === 'html') renderSpHtml(container, sp, appendNote);
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else if (sp._sp === 'image') renderSpImage(container, sp, appendNote);
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else if (sp._sp === 'file') renderSpFile(container, sp, appendNote);
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}
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/* 链接节点：服务端代理拉取的 favicon + 可点击链接（卡片内交互需 stopPropagation） */
|
||
function renderSpLink(container, sp, appendNote) {
|
||
var box = document.createElement('div');
|
||
box.className = 'sp-link';
|
||
var icon = document.createElement('img');
|
||
icon.className = 'sp-favicon';
|
||
icon.alt = '';
|
||
icon.src = '/api/favicon?url=' + encodeURIComponent(sp.url);
|
||
icon.addEventListener('error', function() { icon.style.display = 'none'; });
|
||
var anchor = document.createElement('a');
|
||
anchor.className = 'sp-anchor';
|
||
anchor.href = sp.url;
|
||
anchor.target = '_blank';
|
||
anchor.rel = 'noopener noreferrer';
|
||
anchor.textContent = sp.url;
|
||
anchor.addEventListener('click', function(e) { e.stopPropagation(); });
|
||
box.appendChild(icon);
|
||
box.appendChild(anchor);
|
||
container.appendChild(box);
|
||
appendNote();
|
||
}
|
||
|
||
/* 网页代码节点：审计（展开源码，textContent 防注入）+ 运行（新窗口 document.write） */
|
||
function renderSpHtml(container, sp, appendNote) {
|
||
var bar = document.createElement('div');
|
||
bar.className = 'sp-actions';
|
||
var audit_btn = document.createElement('button');
|
||
audit_btn.className = 'act-btn act-edit';
|
||
audit_btn.textContent = '审计源码';
|
||
var run_btn = document.createElement('button');
|
||
run_btn.className = 'act-btn act-move';
|
||
run_btn.textContent = '运行';
|
||
var pre = document.createElement('pre');
|
||
pre.className = 'sp-code';
|
||
pre.style.display = 'none';
|
||
pre.textContent = sp.code;
|
||
audit_btn.addEventListener('click', function(e) {
|
||
e.stopPropagation();
|
||
var hidden = (pre.style.display === 'none');
|
||
pre.style.display = hidden ? 'block' : 'none';
|
||
audit_btn.textContent = hidden ? '收起源码' : '审计源码';
|
||
});
|
||
run_btn.addEventListener('click', function(e) {
|
||
e.stopPropagation();
|
||
var win = window.open('', '_blank');
|
||
if (!win) { alert('浏览器拦截了弹窗，请允许后重试'); return; }
|
||
win.document.open();
|
||
win.document.write(sp.code);
|
||
win.document.close();
|
||
});
|
||
bar.appendChild(audit_btn);
|
||
bar.appendChild(run_btn);
|
||
container.appendChild(bar);
|
||
container.appendChild(pre);
|
||
appendNote();
|
||
}
|
||
|
||
/* 图片节点：DataURL 直接显示（CSP img-src 允许 data:） */
|
||
function renderSpImage(container, sp, appendNote) {
|
||
var img = document.createElement('img');
|
||
img.className = 'sp-image';
|
||
img.src = sp.data;
|
||
img.alt = sp.name || '图片';
|
||
container.appendChild(img);
|
||
appendNote();
|
||
}
|
||
|
||
/* 文件节点：base64 → Blob → 触发下载（blob: 下载不受 CSP 限制） */
|
||
function renderSpFile(container, sp, appendNote) {
|
||
var bar = document.createElement('div');
|
||
bar.className = 'sp-actions';
|
||
var btn = document.createElement('button');
|
||
btn.className = 'act-btn act-edit';
|
||
btn.textContent = '下载 ' + (sp.name || '文件') + '（' + formatBytes(Math.floor((sp.data || '').length * 3 / 4)) + '）';
|
||
btn.addEventListener('click', function(e) {
|
||
e.stopPropagation();
|
||
try {
|
||
var bin = atob(sp.data);
|
||
var bytes = new Uint8Array(bin.length);
|
||
for (var i = 0; i < bin.length; i++) bytes[i] = bin.charCodeAt(i);
|
||
var blob = new Blob([bytes], { type: sp.mime || 'application/octet-stream' });
|
||
var a = document.createElement('a');
|
||
a.href = URL.createObjectURL(blob);
|
||
a.download = sp.name || 'download';
|
||
document.body.appendChild(a);
|
||
a.click();
|
||
a.remove();
|
||
setTimeout(function() { URL.revokeObjectURL(a.href); }, 10000);
|
||
} catch (err) {
|
||
alert('文件解码失败：' + err.message);
|
||
}
|
||
});
|
||
bar.appendChild(btn);
|
||
container.appendChild(bar);
|
||
appendNote();
|
||
}
|
||
|
||
function formatBytes(n) {
|
||
var units = ['B', 'KB', 'MB', 'GB'];
|
||
var i = 0;
|
||
while (n >= 1024 && i < units.length - 1) { n /= 1024; i++; }
|
||
return n.toFixed(1) + units[i];
|
||
}
|
||
|
||
/* by qing — 互动统计图标：inline SVG，stroke=currentColor 自动跟随主题色 */
|
||
const ICON_EYE = '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M1 12s4-8 11-8 11 8 11 8-4 8-11 8-11-8-11-8z"/><circle cx="12" cy="12" r="3"/></svg>';
|
||
const ICON_HEART = '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M20.84 4.61a5.5 5.5 0 0 0-7.78 0L12 5.67l-1.06-1.06a5.5 5.5 0 0 0-7.78 7.78l1.06 1.06L12 21.23l7.78-7.78 1.06-1.06a5.5 5.5 0 0 0 0-7.78z"/></svg>';
|
||
const ICON_SHARE = '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="18" cy="5" r="3"/><circle cx="6" cy="12" r="3"/><circle cx="18" cy="19" r="3"/><line x1="8.59" y1="13.51" x2="15.42" y2="17.49"/><line x1="15.41" y1="6.51" x2="8.59" y2="10.49"/></svg>';
|
||
const ICON_EDIT = '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M17 3a2.828 2.828 0 1 1 4 4L7.5 20.5 2 22l1.5-5.5L17 3z"/></svg>';
|
||
const ICON_TRASH = '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="3 6 5 6 21 6"/><path d="M19 6v14a2 2 0 0 1-2 2H7a2 2 0 0 1-2-2V6m3 0V4a2 2 0 0 1 2-2h4a2 2 0 0 1 2 2v2"/></svg>';
|
||
const ICON_MOVE = '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="5 9 2 12 5 15"/><polyline points="9 5 12 2 15 5"/><polyline points="15 19 12 22 9 19"/><polyline points="19 9 22 12 19 15"/><line x1="2" y1="12" x2="22" y2="12"/><line x1="12" y1="2" x2="12" y2="22"/></svg>';
|
||
|
||
/* by qing — 生成一个统计项：图标 + 数字，count 缺省显示 0 */
|
||
function makeStatItem(iconSvg, count) {
|
||
let span = document.createElement('span');
|
||
span.className = "stat-item";
|
||
span.innerHTML = iconSvg; // 上方固定常量字符串，不含用户输入
|
||
let num = document.createElement('span');
|
||
num.className = "stat-num";
|
||
num.textContent = (count == null) ? "0" : String(count);
|
||
span.appendChild(num);
|
||
return span;
|
||
}
|
||
|
||
/* ---- by qing ---- */
|
||
const stack = []; /* 用于存储当前节点的路径，也就是经过的每一个节点的id， 否则就回不去上一层*/
|
||
var article_title = document.getElementById('article-title');
|
||
var article_content = document.getElementById('article-content');
|
||
var input_note_title = document.getElementById('input-note-title');
|
||
var input_note_content = document.getElementById('input-note-content');
|
||
var input_note_submit = document.getElementById('input-note-submit');
|
||
var input_note_clear = document.getElementById('input-note-clear');
|
||
var recommend_list = document.getElementById('recommend-list');
|
||
var delete_note = document.getElementById('delete-note');
|
||
var minimap = document.getElementById("minimap");
|
||
var movebar = document.getElementById("movebar");
|
||
/* 特殊节点面板（管理员专属，loadUserPanel 判定后显示） */
|
||
var sp_panel = document.getElementById('sp-panel');
|
||
var sp_type = document.getElementById('sp-type');
|
||
var sp_file = document.getElementById('sp-file');
|
||
var sp_file_tip = document.getElementById('sp-file-tip');
|
||
var sp_edit_original = null; /* 编辑图片/文件节点时的原信封字符串：未选新文件则原样提交 */
|
||
/* 面板默认展开的最小视口宽度（px）：窄屏下面板展开会遮挡内容，默认折叠；宽屏默认展开 */
|
||
var PANEL_EXPAND_MIN_WIDTH = 768;
|
||
var is_expand = window.innerWidth >= PANEL_EXPAND_MIN_WIDTH;
|
||
var editing_id = null; /* 编辑模式：正在编辑的节点 id，null 表示当前是新增模式 */
|
||
var moving_node = null; /* 移动模式：待移动的节点 {id, pid, title, content}，null 表示未在移动 */
|
||
|
||
/* ===== 输入框自动高度调整 ===== */
|
||
function autoResizeTextarea(el) {
|
||
el.style.height = 'auto';
|
||
el.style.height = Math.min(el.scrollHeight, 400) + 'px';
|
||
el.style.overflowY = el.scrollHeight > 400 ? 'auto' : 'hidden';
|
||
}
|
||
input_note_content.addEventListener('input', function() {
|
||
autoResizeTextarea(input_note_content);
|
||
});
|
||
function resetTextareaHeight() {
|
||
input_note_content.style.height = '120px';
|
||
input_note_content.style.overflowY = 'hidden';
|
||
}
|
||
autoResizeTextarea(input_note_content); /* 初始化高度 */
|
||
|
||
/* ===== 特殊节点表单：类型切换控制输入区形态 ===== */
|
||
sp_type.addEventListener('change', function() {
|
||
var t = sp_type.value;
|
||
var is_file = (t === 'image' || t === 'file');
|
||
sp_file.style.display = is_file ? '' : 'none';
|
||
input_note_content.style.display = is_file ? 'none' : '';
|
||
sp_file_tip.textContent = '';
|
||
sp_file_tip.className = is_file ? 'tip-yellow' : '';
|
||
if (!is_file) {
|
||
sp_file.value = '';
|
||
sp_edit_original = null;
|
||
}
|
||
if (t === 'link') input_note_content.placeholder = '请输入链接 URL（https://…）';
|
||
else if (t === 'html') input_note_content.placeholder = '请输入完整 HTML 代码';
|
||
else input_note_content.placeholder = '';
|
||
});
|
||
|
||
function readFileAsDataURL(f) {
|
||
return new Promise(function(resolve, reject) {
|
||
var r = new FileReader();
|
||
r.onload = function() { resolve(r.result); };
|
||
r.onerror = function() { reject(new Error('文件读取失败')); };
|
||
r.readAsDataURL(f);
|
||
});
|
||
}
|
||
|
||
/* by qing — 构造提交内容：普通节点返回原文本，特殊节点返回信封 JSON 字符串。
|
||
* 校验失败返回 null（已弹提示）；非管理员永远按普通文本提交。 */
|
||
async function buildSubmitContent() {
|
||
var t = (current_user && current_user.is_admin) ? sp_type.value : 'text';
|
||
if (t === 'text') return input_note_content.value;
|
||
if (t === 'link') {
|
||
var url = input_note_content.value.trim();
|
||
if (!/^https?:\/\//i.test(url)) { alert('链接必须以 http:// 或 https:// 开头'); return null; }
|
||
return JSON.stringify({ _sp: 'link', url: url });
|
||
}
|
||
if (t === 'html') {
|
||
var code = input_note_content.value;
|
||
if (!code.trim()) { alert('请输入 HTML 代码'); return null; }
|
||
return JSON.stringify({ _sp: 'html', code: code });
|
||
}
|
||
/* image / file：优先使用新选择的文件；编辑模式下未选新文件则保留原信封 */
|
||
if (sp_file.files.length === 0) {
|
||
if (sp_edit_original) return sp_edit_original;
|
||
alert('请选择要上传的' + (t === 'image' ? '图片' : '文件'));
|
||
return null;
|
||
}
|
||
var f = sp_file.files[0];
|
||
if (f.size > SP_MAX_FILE_BYTES) {
|
||
alert('文件过大（上限约 2.5MB）：' + f.name);
|
||
return null;
|
||
}
|
||
var dataUrl = await readFileAsDataURL(f);
|
||
if (t === 'image') {
|
||
if (dataUrl.indexOf('data:image/') !== 0) { alert('所选文件不是图片'); return null; }
|
||
return JSON.stringify({ _sp: 'image', name: f.name, data: dataUrl });
|
||
}
|
||
return JSON.stringify({ _sp: 'file', name: f.name, mime: f.type || 'application/octet-stream', data: dataUrl.split(',')[1] });
|
||
}
|
||
|
||
input_note_submit.addEventListener('click', function(event) {
|
||
if (input_note_submit.disabled) return; // 防重复点击
|
||
var title = input_note_title.value
|
||
var pid = (stack.length == 0) ? 0 : stack[stack.length - 1];
|
||
//alert(stack.length)
|
||
//alert(pid)
|
||
// 发布期间同时禁用重置/删除，避免误触干扰
|
||
input_note_submit.disabled = true;
|
||
input_note_clear.disabled = true;
|
||
delete_note.disabled = true;
|
||
// 编辑模式下保存修改，否则新增节点；特殊节点先异步构造信封（可能涉及读文件）
|
||
buildSubmitContent()
|
||
.then(function(content) {
|
||
if (content == null) return null; // 校验失败，已弹提示
|
||
return (editing_id != null) ? updateNode(editing_id, pid, title, content) : addNode(pid, title, content);
|
||
})
|
||
.catch(function(err) {
|
||
alert(err.message || '内容处理失败');
|
||
console.error('构造提交内容异常：', err);
|
||
})
|
||
.finally(() => {
|
||
input_note_submit.disabled = false;
|
||
input_note_clear.disabled = false;
|
||
delete_note.disabled = false;
|
||
});
|
||
})
|
||
|
||
input_note_clear.addEventListener('click', function(event) {
|
||
input_note_title.value = "";
|
||
input_note_content.value = "";
|
||
cancelEdit(); // 重置时同时退出编辑模式
|
||
})
|
||
|
||
delete_note.addEventListener('click', (event) => {
|
||
if (delete_note.disabled) return; // 防重复点击
|
||
var id = (stack.length == 0) ? 0 : stack[stack.length - 1];
|
||
if (id == 0) {
|
||
alert('无法删除根节点');
|
||
console.log("节点未删除");
|
||
}
|
||
else {
|
||
delete_note.disabled = true;
|
||
// confirm 取消时 deleteNode 直接返回 undefined，统一用 Promise.resolve 兜底恢复按钮
|
||
Promise.resolve(deleteNode(id))
|
||
.finally(() => { delete_note.disabled = false; });
|
||
}
|
||
})
|
||
|
||
/* by qing — 点击卡片"编辑"：把节点标题/内容载入下方表单，进入编辑模式。
|
||
* 特殊节点：link/html 回填 url/code 到文本域；image/file 记住原信封（未选新文件则原样提交） */
|
||
function startEdit(item) {
|
||
editing_id = item.id;
|
||
input_note_title.value = item.title;
|
||
var sp = parseSp(item.content);
|
||
sp_edit_original = null;
|
||
if (sp && (sp._sp === 'link' || sp._sp === 'html')) {
|
||
sp_type.value = sp._sp;
|
||
sp_type.dispatchEvent(new Event('change'));
|
||
input_note_content.value = (sp._sp === 'link') ? (sp.url || '') : (sp.code || '');
|
||
} else if (sp) {
|
||
sp_type.value = sp._sp;
|
||
sp_type.dispatchEvent(new Event('change'));
|
||
sp_edit_original = item.content;
|
||
sp_file_tip.textContent = '不选择新文件则保持原' + (sp._sp === 'image' ? '图片' : '文件');
|
||
input_note_content.value = '';
|
||
} else {
|
||
sp_type.value = 'text';
|
||
sp_type.dispatchEvent(new Event('change'));
|
||
input_note_content.value = item.content;
|
||
}
|
||
input_note_submit.textContent = "保存修改";
|
||
autoResizeTextarea(input_note_content); /* 根据载入内容调整高度 */
|
||
input_note_title.scrollIntoView({ behavior: 'smooth', block: 'center' });
|
||
input_note_title.focus();
|
||
}
|
||
|
||
/* by qing — 退出编辑模式，表单恢复为新增状态 */
|
||
function cancelEdit() {
|
||
editing_id = null;
|
||
sp_edit_original = null;
|
||
sp_file.value = '';
|
||
sp_file_tip.textContent = '';
|
||
if (sp_type.value !== 'text') {
|
||
sp_type.value = 'text';
|
||
sp_type.dispatchEvent(new Event('change'));
|
||
}
|
||
input_note_submit.textContent = "提交";
|
||
resetTextareaHeight(); /* 恢复初始高度 */
|
||
}
|
||
|
||
function load_notes(main_node) {
|
||
|
||
/* 这个不能设置为空的 */
|
||
//article_title.textContent = "";
|
||
//article_content.textContent = "";
|
||
|
||
if (input_note_title.value != "" || input_note_content.value != "") {
|
||
if (confirm("是否放弃当前输入的内容？") == true) {
|
||
input_note_title.value = "";
|
||
input_note_content.value = "";
|
||
cancelEdit();
|
||
} else {
|
||
if (stack.length != 0) {
|
||
return;
|
||
}
|
||
}
|
||
} else {
|
||
input_note_title.value = "";
|
||
input_note_content.value = "";
|
||
cancelEdit();
|
||
}
|
||
|
||
|
||
recommend_list.replaceChildren();
|
||
for (let i in main_node) {
|
||
let item = main_node[i]
|
||
console.log(item)
|
||
let card = document.createElement('div');
|
||
card.className = "card";
|
||
card.addEventListener('click', function(event) {
|
||
var id = Number(item.id)
|
||
stack.push(id)
|
||
getNode(id).then(load_notes)
|
||
getNode(id).then(loadMap)
|
||
});
|
||
let ttl = document.createElement('center');
|
||
let ttl1 =document.createElement('h3');
|
||
ttl1.textContent = item.title;
|
||
card.id = item.title;
|
||
ttl.appendChild(ttl1);
|
||
card.appendChild(ttl);
|
||
let wrt_div = document.createElement('p');
|
||
// 发帖用户：头像圆点（取昵称首字符）+ 昵称，样式见 theme.css 的 Owner Chip 段
|
||
wrt_div.className = "card-owner";
|
||
let owner_text = (item.owner == null || item.owner === "") ? "匿名" : String(item.owner);
|
||
let owner_avatar = document.createElement('span');
|
||
owner_avatar.className = "owner-avatar";
|
||
owner_avatar.textContent = owner_text.trim().charAt(0).toUpperCase() || "?";
|
||
let owner_name = document.createElement('span');
|
||
owner_name.className = "owner-name";
|
||
owner_name.textContent = owner_text;
|
||
wrt_div.appendChild(owner_avatar);
|
||
wrt_div.appendChild(owner_name);
|
||
// 互动统计：眼睛=观看、爱心=点赞、转发=分享（后端 Notes 表暂无计数字段，缺省显示 0）
|
||
let sts_div = document.createElement('div');
|
||
sts_div.className = "card-stats";
|
||
sts_div.appendChild(makeStatItem(ICON_EYE, item.visit_count));
|
||
sts_div.appendChild(makeStatItem(ICON_HEART, item.like_count));
|
||
sts_div.appendChild(makeStatItem(ICON_SHARE, item.share_count));
|
||
// 卡片操作按钮：编辑 / 移动 / 删除（stopPropagation 防止触发卡片自身的点入跳转）
|
||
// 按钮组整体按 can_operate 显隐：操作权由后端 get_notes 按 owner / is_admin 判定，
|
||
// 与 delete_note / update_note 鉴权口径一致（移动本质也是 update_note）；
|
||
// 未登录或无权时不渲染整个按钮组
|
||
ttl.appendChild(wrt_div);
|
||
ttl.appendChild(sts_div);
|
||
let ctt = document.createElement('p');
|
||
renderContent(ctt, item);
|
||
card.appendChild(ctt)
|
||
if (item.can_operate === true) {
|
||
let act_div = document.createElement('div');
|
||
act_div.className = "card-actions";
|
||
let edit_btn = document.createElement('button');
|
||
edit_btn.className = "act-btn act-edit";
|
||
edit_btn.innerHTML = ICON_EDIT + "编辑";
|
||
edit_btn.addEventListener('click', function(event) {
|
||
event.stopPropagation();
|
||
startEdit(item);
|
||
});
|
||
let move_btn = document.createElement('button');
|
||
move_btn.className = "act-btn act-move";
|
||
move_btn.innerHTML = ICON_MOVE + "移动";
|
||
move_btn.addEventListener('click', function(event) {
|
||
event.stopPropagation();
|
||
startMove(item);
|
||
});
|
||
let del_btn = document.createElement('button');
|
||
del_btn.className = "act-btn act-del";
|
||
del_btn.innerHTML = ICON_TRASH + "删除";
|
||
del_btn.addEventListener('click', function(event) {
|
||
event.stopPropagation();
|
||
deleteChild(item.id);
|
||
});
|
||
act_div.appendChild(edit_btn);
|
||
act_div.appendChild(move_btn);
|
||
act_div.appendChild(del_btn);
|
||
card.appendChild(act_div);
|
||
}
|
||
recommend_list.appendChild(card)
|
||
recommend_list.appendChild(document.createElement('br'))
|
||
}
|
||
};
|
||
|
||
function loadMap(children_json) {
|
||
let need_return = false;
|
||
minimap.replaceChildren();
|
||
var fold_div = document.createElement("div");
|
||
fold_div.className = "tag fold-btn";
|
||
if (is_expand == true) {
|
||
fold_div.textContent = "v 折叠";
|
||
minimap.appendChild(fold_div);
|
||
} else {
|
||
fold_div.textContent = "> 展开";
|
||
minimap.appendChild(fold_div);
|
||
need_return = true;
|
||
}
|
||
fold_div.addEventListener("click", () => {
|
||
if (is_expand == true) {
|
||
is_expand = false;
|
||
getNode(stack.length == 0 ? 0 : stack[stack.length - 1]).then(loadMap);
|
||
} else {
|
||
is_expand = true;
|
||
getNode(stack.length == 0 ? 0 : stack[stack.length - 1]).then(loadMap);
|
||
}
|
||
});
|
||
if (need_return == true) {
|
||
return;
|
||
}
|
||
if (stack.length > 0) {
|
||
let back = document.createElement("div");
|
||
back.className = "tag back";
|
||
back.textContent = "← 返回上一层";
|
||
back.addEventListener("click", () => {
|
||
stack.pop();
|
||
var id = (stack.length >= 0) ? stack[stack.length - 1] : 0;
|
||
getNode(id).then(load_notes);
|
||
getNode(id).then(loadMap);
|
||
});
|
||
minimap.appendChild(back);
|
||
}
|
||
for (let i in children_json) {
|
||
let item = children_json[i];
|
||
let tag = document.createElement("div");
|
||
let title = item.title;
|
||
tag.className = "tag";
|
||
tag.textContent = title;
|
||
tag.addEventListener("click", () => {
|
||
window.location.href = `#${title}`;
|
||
console.log(`跳转到${title}`);
|
||
})
|
||
minimap.appendChild(tag);
|
||
}
|
||
}
|
||
|
||
/* by qing — 用户信息面板：左上角，默认折叠；展示用户名 / 角色 / 退出登录。
|
||
* 身份来自 dnfs /whoami（HttpOnly Cookie 模式下 JS 无法读 Token，由后端解 payload 返回） */
|
||
var userpanel = document.getElementById("userpanel");
|
||
var userpanel_expand = window.innerWidth >= PANEL_EXPAND_MIN_WIDTH; // 与 minimap 同策略：窄屏默认折叠
|
||
var current_user = null;
|
||
|
||
async function loadUserPanel() {
|
||
try {
|
||
const res = await fetch('/whoami', {
|
||
method: 'POST',
|
||
headers: {'Content-Type': 'application/json'},
|
||
body: '{}'
|
||
});
|
||
if (!res.ok) return;
|
||
current_user = await res.json();
|
||
/* 管理员显示特殊节点面板（普通用户始终普通文本） */
|
||
if (current_user.login && current_user.is_admin) {
|
||
sp_panel.style.display = '';
|
||
}
|
||
renderUserPanel();
|
||
} catch (e) {
|
||
console.error('获取用户信息失败：', e);
|
||
}
|
||
}
|
||
|
||
function renderUserPanel() {
|
||
if (current_user == null) return;
|
||
userpanel.replaceChildren();
|
||
let fold = document.createElement("div");
|
||
fold.className = "tag fold-btn";
|
||
if (userpanel_expand) {
|
||
fold.textContent = "v 折叠";
|
||
} else {
|
||
fold.textContent = "> " + (current_user.login ? current_user.user : "未登录");
|
||
}
|
||
fold.addEventListener("click", () => {
|
||
userpanel_expand = !userpanel_expand;
|
||
renderUserPanel();
|
||
});
|
||
userpanel.appendChild(fold);
|
||
if (!userpanel_expand || !current_user.login) return;
|
||
|
||
let name_tag = document.createElement("div");
|
||
name_tag.className = "tag no-hover";
|
||
name_tag.textContent = current_user.user;
|
||
userpanel.appendChild(name_tag);
|
||
|
||
let role_tag = document.createElement("div");
|
||
role_tag.className = "tag no-hover";
|
||
role_tag.textContent = current_user.is_admin ? "管理员" : "普通用户";
|
||
userpanel.appendChild(role_tag);
|
||
|
||
let logout_tag = document.createElement("div");
|
||
logout_tag.className = "tag back";
|
||
logout_tag.textContent = "退出登录";
|
||
logout_tag.addEventListener("click", async () => {
|
||
try { await fetch('/logout', {method: 'POST'}); } catch (e) {}
|
||
location.href = '/login.html';
|
||
});
|
||
userpanel.appendChild(logout_tag);
|
||
}
|
||
|
||
getNode(0).then(load_notes);
|
||
getNode(0).then(loadMap)
|
||
loadUserPanel();
|