400 lines
14 KiB
JavaScript
400 lines
14 KiB
JavaScript
// fileEditor.js
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import { escapeHTML, showToast } from './domUtils.js?v={{APP_QVER}}';
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import { loadFileList } from './fileListView.js?v={{APP_QVER}}';
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import { t } from './i18n.js?v={{APP_QVER}}';
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// thresholds for editor behavior
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const EDITOR_PLAIN_THRESHOLD = 5 * 1024 * 1024; // >5 MiB => force plain text, lighter settings
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const EDITOR_BLOCK_THRESHOLD = 10 * 1024 * 1024; // >10 MiB => block editing
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// ==== CodeMirror lazy loader ===============================================
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const CM_BASE = "/vendor/codemirror/5.65.5/";
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// Stamp-friendly helpers (the stamper will replace {{APP_QVER}})
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const coreUrl = (p) => `${CM_BASE}${p}?v={{APP_QVER}}`;
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const CORE = {
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js: coreUrl("codemirror.min.js"),
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css: coreUrl("codemirror.min.css"),
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themeCss: coreUrl("theme/material-darker.min.css"),
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};
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// Which mode file to load for a given name/mime
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const MODE_URL = {
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// core/common
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"xml": "mode/xml/xml.min.js?v={{APP_QVER}}",
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"css": "mode/css/css.min.js?v={{APP_QVER}}",
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"javascript": "mode/javascript/javascript.min.js?v={{APP_QVER}}",
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// meta / combos
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"htmlmixed": "mode/htmlmixed/htmlmixed.min.js?v={{APP_QVER}}",
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"application/x-httpd-php": "mode/php/php.min.js?v={{APP_QVER}}",
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// docs / data
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"markdown": "mode/markdown/markdown.min.js?v={{APP_QVER}}",
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"yaml": "mode/yaml/yaml.min.js?v={{APP_QVER}}",
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"properties": "mode/properties/properties.min.js?v={{APP_QVER}}",
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"sql": "mode/sql/sql.min.js?v={{APP_QVER}}",
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// shells
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"shell": "mode/shell/shell.min.js?v={{APP_QVER}}",
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// languages
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"python": "mode/python/python.min.js?v={{APP_QVER}}",
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"text/x-csrc": "mode/clike/clike.min.js?v={{APP_QVER}}",
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"text/x-c++src": "mode/clike/clike.min.js?v={{APP_QVER}}",
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"text/x-java": "mode/clike/clike.min.js?v={{APP_QVER}}",
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"text/x-csharp": "mode/clike/clike.min.js?v={{APP_QVER}}",
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"text/x-kotlin": "mode/clike/clike.min.js?v={{APP_QVER}}"
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};
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// Mode dependency graph
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const MODE_DEPS = {
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"htmlmixed": ["xml", "javascript", "css"],
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"application/x-httpd-php": ["htmlmixed", "text/x-csrc"], // php overlays + clike bits
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"markdown": ["xml"]
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};
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// Map any mime/alias to the key we use in MODE_URL
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function normalizeModeName(modeOption) {
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const name = typeof modeOption === "string" ? modeOption : (modeOption && modeOption.name);
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if (!name) return null;
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if (name === "text/html") return "htmlmixed"; // CodeMirror uses htmlmixed for HTML
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if (name === "php") return "application/x-httpd-php"; // prefer the full mime
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return name;
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}
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const _loadedScripts = new Set();
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const _loadedCss = new Set();
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let _corePromise = null;
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function loadScriptOnce(url) {
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return new Promise((resolve, reject) => {
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if (_loadedScripts.has(url)) return resolve();
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const s = document.createElement("script");
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s.src = url;
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s.async = true;
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s.onload = () => { _loadedScripts.add(url); resolve(); };
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s.onerror = () => reject(new Error(`Load failed: ${url}`));
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document.head.appendChild(s);
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});
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}
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function loadCssOnce(href) {
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return new Promise((resolve, reject) => {
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if (_loadedCss.has(href)) return resolve();
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const l = document.createElement("link");
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l.rel = "stylesheet";
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l.href = href;
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l.onload = () => { _loadedCss.add(href); resolve(); };
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l.onerror = () => reject(new Error(`Load failed: ${href}`));
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document.head.appendChild(l);
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});
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}
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async function ensureCore() {
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if (_corePromise) return _corePromise;
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_corePromise = (async () => {
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// load CSS first to avoid FOUC
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await loadCssOnce(CORE.css);
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await loadCssOnce(CORE.themeCss);
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if (!window.CodeMirror) {
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await loadScriptOnce(CORE.js);
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}
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})();
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return _corePromise;
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}
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async function loadSingleMode(name) {
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const rel = MODE_URL[name];
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if (!rel) return;
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// prepend base if needed
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const url = rel.startsWith("http") ? rel : (rel.startsWith("/") ? rel : (CM_BASE + rel));
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await loadScriptOnce(url);
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}
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function isModeRegistered(name) {
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return !!(
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(window.CodeMirror?.modes && window.CodeMirror.modes[name]) ||
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(window.CodeMirror?.mimeModes && window.CodeMirror.mimeModes[name])
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);
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}
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async function ensureModeLoaded(modeOption) {
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await ensureCore();
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const name = normalizeModeName(modeOption);
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if (!name) return;
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if (isModeRegistered(name)) return;
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const deps = MODE_DEPS[name] || [];
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for (const d of deps) {
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if (!isModeRegistered(d)) await loadSingleMode(d);
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}
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await loadSingleMode(name);
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}
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// Public helper for callers (we keep your existing function name in use):
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const MODE_LOAD_TIMEOUT_MS = 2500; // allow closing immediately; don't wait forever
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// ==== /CodeMirror lazy loader ===============================================
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function getModeForFile(fileName) {
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const dot = fileName.lastIndexOf(".");
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const ext = dot >= 0 ? fileName.slice(dot + 1).toLowerCase() : "";
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switch (ext) {
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case "html":
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case "htm": return "text/html";
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case "xml": return "xml";
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case "md":
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case "markdown": return "markdown";
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case "yml":
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case "yaml": return "yaml";
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case "css": return "css";
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case "js": return "javascript";
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case "json": return { name: "javascript", json: true };
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case "php": return "application/x-httpd-php";
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case "py": return "python";
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case "sql": return "sql";
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case "sh":
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case "bash":
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case "zsh":
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case "bat": return "shell";
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case "ini":
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case "conf":
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case "config":
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case "properties": return "properties";
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case "c":
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case "h": return "text/x-csrc";
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case "cpp":
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case "cxx":
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case "hpp":
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case "hh":
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case "hxx": return "text/x-c++src";
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case "java": return "text/x-java";
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case "cs": return "text/x-csharp";
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case "kt":
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case "kts": return "text/x-kotlin";
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default: return "text/plain";
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}
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}
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export { getModeForFile };
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function adjustEditorSize() {
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const modal = document.querySelector(".editor-modal");
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if (modal && window.currentEditor) {
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const headerHeight = 60; // adjust as needed
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const availableHeight = modal.clientHeight - headerHeight;
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window.currentEditor.setSize("100%", availableHeight + "px");
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}
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}
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export { adjustEditorSize };
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function observeModalResize(modal) {
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if (!modal) return;
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const resizeObserver = new ResizeObserver(() => adjustEditorSize());
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resizeObserver.observe(modal);
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}
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export { observeModalResize };
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export function editFile(fileName, folder) {
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// destroy any previous editor
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let existingEditor = document.getElementById("editorContainer");
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if (existingEditor) existingEditor.remove();
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const folderUsed = folder || window.currentFolder || "root";
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const folderPath = folderUsed === "root"
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? "uploads/"
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: "uploads/" + folderUsed.split("/").map(encodeURIComponent).join("/") + "/";
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const fileUrl = folderPath + encodeURIComponent(fileName) + "?t=" + new Date().getTime();
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fetch(fileUrl, { method: "HEAD" })
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.then(response => {
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const lenHeader = response.headers.get("content-length") ?? response.headers.get("Content-Length");
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const sizeBytes = lenHeader ? parseInt(lenHeader, 10) : null;
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if (sizeBytes !== null && sizeBytes > EDITOR_BLOCK_THRESHOLD) {
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showToast("This file is larger than 10 MB and cannot be edited in the browser.");
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throw new Error("File too large.");
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}
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return response;
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})
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.then(() => fetch(fileUrl))
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.then(response => {
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if (!response.ok) throw new Error("HTTP error! Status: " + response.status);
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const lenHeader = response.headers.get("content-length") ?? response.headers.get("Content-Length");
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const sizeBytes = lenHeader ? parseInt(lenHeader, 10) : null;
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return Promise.all([response.text(), sizeBytes]);
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})
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.then(([content, sizeBytes]) => {
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const forcePlainText = sizeBytes !== null && sizeBytes > EDITOR_PLAIN_THRESHOLD;
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// --- Build modal immediately and wire close controls BEFORE any async loads ---
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const modal = document.createElement("div");
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modal.id = "editorContainer";
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modal.classList.add("modal", "editor-modal");
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modal.setAttribute("tabindex", "-1"); // for Escape handling
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modal.innerHTML = `
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<div class="editor-header">
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<h3 class="editor-title">
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${t("editing")}: ${escapeHTML(fileName)}
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${forcePlainText ? " <span style='font-size:.8em;opacity:.7'>(plain text mode)</span>" : ""}
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</h3>
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<div class="editor-controls">
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<button id="decreaseFont" class="btn btn-sm btn-secondary">${t("decrease_font")}</button>
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<button id="increaseFont" class="btn btn-sm btn-secondary">${t("increase_font")}</button>
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</div>
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<button id="closeEditorX" class="editor-close-btn" aria-label="${t("close")}">×</button>
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</div>
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<textarea id="fileEditor" class="editor-textarea">${escapeHTML(content)}</textarea>
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<div class="editor-footer">
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<button id="saveBtn" class="btn btn-primary" data-default disabled>${t("save")} </button>
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<button id="closeBtn" class="btn btn-secondary">${t("close")}</button>
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</div>
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`;
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document.body.appendChild(modal);
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modal.style.display = "block";
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modal.focus();
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let canceled = false;
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const doClose = () => {
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canceled = true;
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window.currentEditor = null;
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modal.remove();
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};
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// Wire close actions right away
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modal.addEventListener("keydown", (e) => { if (e.key === "Escape") doClose(); });
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document.getElementById("closeEditorX").addEventListener("click", doClose);
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document.getElementById("closeBtn").addEventListener("click", doClose);
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// Keep buttons responsive even before editor exists
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const decBtn = document.getElementById("decreaseFont");
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const incBtn = document.getElementById("increaseFont");
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decBtn.addEventListener("click", () => {});
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incBtn.addEventListener("click", () => {});
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// Theme + mode selection
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const isDarkMode = document.body.classList.contains("dark-mode");
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const theme = isDarkMode ? "material-darker" : "default";
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const desiredMode = forcePlainText ? "text/plain" : getModeForFile(fileName);
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// Start core+mode loading (don’t block closing)
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const modePromise = (async () => {
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await ensureCore(); // load CM core + CSS
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if (!forcePlainText) {
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await ensureModeLoaded(desiredMode); // then load the needed mode + deps
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}
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})();
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// Wait up to MODE_LOAD_TIMEOUT_MS; then proceed with whatever is available
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const timeout = new Promise((res) => setTimeout(res, MODE_LOAD_TIMEOUT_MS));
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Promise.race([modePromise, timeout]).then(() => {
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if (canceled) return;
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if (!window.CodeMirror) {
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// Core not present: keep plain <textarea>; enable Save and bail gracefully
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document.getElementById("saveBtn").disabled = false;
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observeModalResize(modal);
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return;
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}
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const normName = normalizeModeName(desiredMode) || "text/plain";
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const initialMode = (forcePlainText || !isModeRegistered(normName)) ? "text/plain" : desiredMode;
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const cmOptions = {
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lineNumbers: !forcePlainText,
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mode: initialMode,
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theme,
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viewportMargin: forcePlainText ? 20 : Infinity,
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lineWrapping: false
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};
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const editor = window.CodeMirror.fromTextArea(
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document.getElementById("fileEditor"),
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cmOptions
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);
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window.currentEditor = editor;
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setTimeout(adjustEditorSize, 50);
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observeModalResize(modal);
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// Font controls (now that editor exists)
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let currentFontSize = 14;
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const wrapper = editor.getWrapperElement();
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wrapper.style.fontSize = currentFontSize + "px";
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editor.refresh();
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decBtn.addEventListener("click", function () {
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currentFontSize = Math.max(8, currentFontSize - 2);
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wrapper.style.fontSize = currentFontSize + "px";
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editor.refresh();
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});
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incBtn.addEventListener("click", function () {
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currentFontSize = Math.min(32, currentFontSize + 2);
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wrapper.style.fontSize = currentFontSize + "px";
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editor.refresh();
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});
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// Save
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const saveBtn = document.getElementById("saveBtn");
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saveBtn.disabled = false;
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saveBtn.addEventListener("click", function () {
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saveFile(fileName, folderUsed);
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});
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// Theme switch
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function updateEditorTheme() {
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const isDark = document.body.classList.contains("dark-mode");
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editor.setOption("theme", isDark ? "material-darker" : "default");
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}
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const toggle = document.getElementById("darkModeToggle");
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if (toggle) toggle.addEventListener("click", updateEditorTheme);
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// If we started in plain text due to timeout, flip to the real mode once it arrives
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modePromise.then(() => {
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if (!canceled && !forcePlainText) {
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const nn = normalizeModeName(desiredMode);
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if (nn && isModeRegistered(nn)) {
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editor.setOption("mode", desiredMode);
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}
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}
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}).catch(() => {
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// If the mode truly fails to load, we just stay in plain text
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});
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});
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})
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.catch(error => {
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if (error && error.name === "AbortError") return;
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console.error("Error loading file:", error);
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});
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}
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export function saveFile(fileName, folder) {
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const editor = window.currentEditor;
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if (!editor) {
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console.error("Editor not found!");
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return;
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}
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const folderUsed = folder || window.currentFolder || "root";
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const fileDataObj = {
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fileName: fileName,
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content: editor.getValue(),
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folder: folderUsed
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};
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fetch("/api/file/saveFile.php", {
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method: "POST",
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credentials: "include",
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headers: {
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"Content-Type": "application/json",
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"X-CSRF-Token": window.csrfToken
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},
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body: JSON.stringify(fileDataObj)
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})
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.then(response => response.json())
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.then(result => {
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showToast(result.success || result.error);
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document.getElementById("editorContainer")?.remove();
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loadFileList(folderUsed);
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})
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.catch(error => console.error("Error saving file:", error));
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} |