githubmirror/edex-ui

src/classes/filesystem.class.js
299 строк20 KB
GitSquared
:bug: Fix fsDisp not following tabs & tab titles
25 ноя 2018, 19:59
25 ноя 2018, 19:59d723b5f
class FilesystemDisplay {
    constructor(opts) {
        if (!opts.parentId) throw "Missing options";

        const fs = require("fs");
        const path = require("path");
        const si = require("systeminformation");
        this.cwd = [];
        this.iconcolor = `rgb(${window.theme.r}, ${window.theme.g}, ${window.theme.b})`;
        this.icons = {
            up: `<path fill="${this.iconcolor}" fill-opacity="1" stroke-width="0.2" stroke-linejoin="round" d="M 22,4L 14,4L 12,2L 6,2C 4.9,2 4.01,2.9 4.01,4L 4,16C 4,17.1 4.9,18 6,18L 22,18C 23.1,18 24,17.1 24,16L 24,6C 24,4.9 23.1,4 22,4 Z M 2,6L -2.98023e-008,6L -2.98023e-008,11L 0.0100021,11L -2.98023e-008,20C -2.98023e-008,21.1 0.900001,22 2,22L 20,22L 20,20L 2,20L 2,6 Z "/>`,
            dir: `<path fill="${this.iconcolor}" fill-opacity="1" stroke-width="0.2" stroke-linejoin="round" d="M 9.99936,3.99807L 3.99936,3.99807C 2.89436,3.99807 2.00936,4.89406 2.00936,5.99807L 1.99936,17.9981C 1.99936,19.1021 2.89436,19.9981 3.99936,19.9981L 19.9994,19.9981C 21.1029,19.9981 21.9994,19.1021 21.9994,17.9981L 21.9994,7.99807C 21.9994,6.89406 21.1029,5.99807 19.9994,5.99807L 11.9994,5.99807L 9.99936,3.99807 Z "/>`,
            symlink: `<path fill="${this.iconcolor}" fill-opacity="1" stroke-width="0.2" stroke-linejoin="round" d="M 15.9995,5.99817L 12.9995,5.99817L 12.9995,7.89813L 15.9995,7.89813C 18.2635,7.89813 20.0995,9.73413 20.0995,11.9982C 20.0995,14.2621 18.2635,16.0981 15.9995,16.0981L 12.9995,16.0981L 12.9995,17.9982L 15.9995,17.9982C 19.3145,17.9982 21.9995,15.3121 21.9995,11.9982C 21.9995,8.68414 19.3145,5.99817 15.9995,5.99817 Z M 3.89948,11.9982C 3.89948,9.73413 5.7355,7.89813 7.99948,7.89813L 10.9995,7.89813L 10.9995,5.99817L 7.99948,5.99817C 4.68649,5.99817 1.99948,8.68414 1.99948,11.9982C 1.99948,15.3121 4.68649,17.9982 7.99948,17.9982L 10.9995,17.9982L 10.9995,16.0981L 7.99948,16.0981C 5.7355,16.0981 3.89948,14.2621 3.89948,11.9982 Z M 7.99948,12.9982L 15.9995,12.9982L 15.9995,10.9982L 7.99948,10.9982L 7.99948,12.9982 Z "/>`,
            file: `<path fill="${this.iconcolor}" fill-opacity="1" stroke-width="0.2" stroke-linejoin="round" d="M 12.9994,8.99807L 12.9994,3.49807L 18.4994,8.99807M 5.99939,1.99807C 4.89438,1.99807 4.0094,2.89406 4.0094,3.99807L 3.99939,19.9981C 3.99939,21.1021 4.88538,21.9981 5.98938,21.9981L 17.9994,21.9981C 19.1034,21.9981 19.9994,21.1021 19.9994,19.9981L 19.9994,7.99807L 13.9994,1.99807L 5.99939,1.99807 Z "/>`,
            other: `<path fill="${this.iconcolor}" fill-opacity="1" stroke-width="0.2" stroke-linejoin="round" d="M 11,18L 13,18L 13,16L 11,16L 11,18 Z M 12,6C 9.79,6 8,7.79 8,10L 10,10C 10,8.9 10.9,8 12,8C 13.1,8 14,8.9 14,10C 14,12 11,11.75 11,15L 13,15C 13,12.75 16,12.5 16,10C 16,7.79 14.21,6 12,6 Z M 5,3L 19,3C 20.1046,3 21,3.89543 21,5L 21,19C 21,20.1046 20.1046,21 19,21L 5,21C 3.89543,21 3,20.1046 3,19L 3,5C 3,3.89543 3.89543,3 5,3 Z "/>`,
            edex: {
                theme: `<path fill="${this.iconcolor}" fill-opacity="1" stroke-width="0.2" stroke-linejoin="round" d="M 17.9994,3.99805L 17.9994,2.99805C 17.9994,2.44604 17.5514,1.99805 16.9994,1.99805L 4.9994,1.99805C 4.4474,1.99805 3.9994,2.44604 3.9994,2.99805L 3.9994,6.99805C 3.9994,7.55005 4.4474,7.99805 4.9994,7.99805L 16.9994,7.99805C 17.5514,7.99805 17.9994,7.55005 17.9994,6.99805L 17.9994,5.99805L 18.9994,5.99805L 18.9994,9.99805L 8.9994,9.99805L 8.9994,20.998C 8.9994,21.55 9.4474,21.998 9.9994,21.998L 11.9994,21.998C 12.5514,21.998 12.9994,21.55 12.9994,20.998L 12.9994,11.998L 20.9994,11.998L 20.9994,3.99805L 17.9994,3.99805 Z "/>`,
                themesDir: `<path fill="${this.iconcolor}" stroke-linejoin="round" d="m9.9994 3.9981h-6c-1.105 0-1.99 0.896-1.99 2l-0.01 12c0 1.104 0.895 2 2 2h16c1.104 0 2-0.896 2-2v-9.9999c0-1.104-0.896-2-2-2h-8l-1.9996-2z" stroke-width=".2"/><path stroke-linejoin="round" d="m18.8 9.3628v-0.43111c0-0.23797-0.19314-0.43111-0.43111-0.43111h-5.173c-0.23797 0-0.43111 0.19313-0.43111 0.43111v1.7244c0 0.23797 0.19314 0.43111 0.43111 0.43111h5.1733c0.23797 0 0.43111-0.19314 0.43111-0.43111v-0.43111h0.43111v1.7244h-4.3111v4.7422c0 0.23797 0.19314 0.43111 0.43111 0.43111h0.86221c0.23797 0 0.43111-0.19314 0.43111-0.43111v-3.879h3.449v-3.4492z" stroke-width=".086221" fill="${window.theme.colors.light_black}"/>`,
                kblayout: `<path fill="${this.iconcolor}" fill-opacity="1" stroke-width="0.2" stroke-linejoin="round" d="M 18.9994,9.99807L 16.9994,9.99807L 16.9994,7.99807L 18.9994,7.99807M 18.9994,12.9981L 16.9994,12.9981L 16.9994,10.9981L 18.9994,10.9981M 15.9994,9.99807L 13.9994,9.99807L 13.9994,7.99807L 15.9994,7.99807M 15.9994,12.9981L 13.9994,12.9981L 13.9994,10.9981L 15.9994,10.9981M 15.9994,16.9981L 7.99941,16.9981L 7.99941,14.9981L 15.9994,14.9981M 6.99941,9.99807L 4.99941,9.99807L 4.99941,7.99807L 6.99941,7.99807M 6.99941,12.9981L 4.99941,12.9981L 4.99941,10.9981L 6.99941,10.9981M 7.99941,10.9981L 9.99941,10.9981L 9.99941,12.9981L 7.99941,12.9981M 7.99941,7.99807L 9.99941,7.99807L 9.99941,9.99807L 7.99941,9.99807M 10.9994,10.9981L 12.9994,10.9981L 12.9994,12.9981L 10.9994,12.9981M 10.9994,7.99807L 12.9994,7.99807L 12.9994,9.99807L 10.9994,9.99807M 19.9994,4.99807L 3.99941,4.99807C 2.89441,4.99807 2.0094,5.89406 2.0094,6.99807L 1.99941,16.9981C 1.99941,18.1021 2.89441,18.9981 3.99941,18.9981L 19.9994,18.9981C 21.1034,18.9981 21.9994,18.1021 21.9994,16.9981L 21.9994,6.99807C 21.9994,5.89406 21.1034,4.99807 19.9994,4.99807 Z "/>`,
                kblayoutsDir: `<path fill="${this.iconcolor}" stroke-linejoin="round" d="m9.9994 3.9981h-6c-1.105 0-1.99 0.896-1.99 2l-0.01 12c0 1.104 0.895 2 2 2h16c1.104 0 2-0.896 2-2v-9.9999c0-1.104-0.896-2-2-2h-8l-1.9996-2z" stroke-width=".2"/><path stroke-linejoin="round" d="m17.48 11.949h-1.14v-1.14h1.14m0 2.8499h-1.14v-1.14h1.14m-1.7099-0.56999h-1.14v-1.14h1.14m0 2.8499h-1.14v-1.14h1.14m0 3.4199h-4.56v-1.14h4.56m-5.13-2.85h-1.1399v-1.14h1.14m0 2.8499h-1.1399v-1.14h1.14m0.56998 0h1.14v1.14h-1.14m0-2.8499h1.14v1.14h-1.14m1.7099 0.56999h1.14v1.14h-1.14m0-2.8499h1.14v1.14h-1.14m5.13-2.8494h-9.1199c-0.62982 0-1.1343 0.51069-1.1343 1.14l-0.0057 5.6998c0 0.62925 0.51013 1.14 1.14 1.14h9.1196c0.62925 0 1.14-0.5107 1.14-1.14v-5.6998c0-0.62926-0.5107-1.14-1.14-1.14z" stroke-width="0.114" fill="${window.theme.colors.light_black}"/>`,
                settings: `<path fill="${this.iconcolor}" fill-opacity="1" stroke-width="0.2" stroke-linejoin="round" d="M 11.9994,15.498C 10.0664,15.498 8.49939,13.931 8.49939,11.998C 8.49939,10.0651 10.0664,8.49805 11.9994,8.49805C 13.9324,8.49805 15.4994,10.0651 15.4994,11.998C 15.4994,13.931 13.9324,15.498 11.9994,15.498 Z M 19.4284,12.9741C 19.4704,12.6531 19.4984,12.329 19.4984,11.998C 19.4984,11.6671 19.4704,11.343 19.4284,11.022L 21.5414,9.36804C 21.7294,9.21606 21.7844,8.94604 21.6594,8.73004L 19.6594,5.26605C 19.5354,5.05005 19.2734,4.96204 19.0474,5.04907L 16.5584,6.05206C 16.0424,5.65607 15.4774,5.32104 14.8684,5.06903L 14.4934,2.41907C 14.4554,2.18103 14.2484,1.99805 13.9994,1.99805L 9.99939,1.99805C 9.74939,1.99805 9.5434,2.18103 9.5054,2.41907L 9.1304,5.06805C 8.52039,5.32104 7.95538,5.65607 7.43939,6.05206L 4.95139,5.04907C 4.7254,4.96204 4.46338,5.05005 4.33939,5.26605L 2.33939,8.73004C 2.21439,8.94604 2.26938,9.21606 2.4574,9.36804L 4.5694,11.022C 4.5274,11.342 4.49939,11.6671 4.49939,11.998C 4.49939,12.329 4.5274,12.6541 4.5694,12.9741L 2.4574,14.6271C 2.26938,14.78 2.21439,15.05 2.33939,15.2661L 4.33939,18.73C 4.46338,18.946 4.7254,19.0341 4.95139,18.947L 7.4404,17.944C 7.95639,18.34 8.52139,18.675 9.1304,18.9271L 9.5054,21.577C 9.5434,21.8151 9.74939,21.998 9.99939,21.998L 13.9994,21.998C 14.2484,21.998 14.4554,21.8151 14.4934,21.577L 14.8684,18.9271C 15.4764,18.6741 16.0414,18.34 16.5574,17.9431L 19.0474,18.947C 19.2734,19.0341 19.5354,18.946 19.6594,18.73L 21.6594,15.2661C 21.7844,15.05 21.7294,14.78 21.5414,14.6271L 19.4284,12.9741 Z "/>`
            }
        };

        const container = document.getElementById(opts.parentId);
        container.innerHTML = `
            <h3 class="title"><p>FILESYSTEM</p><p id="fs_disp_title_dir"></p></h3>
            <div id="fs_disp_container">
            </div>
            <div id="fs_space_bar">
                <h3>Calculating available space...</h3><progress value="100" max="100"></progress>
            </div>`;
        this.filesContainer = document.getElementById("fs_disp_container");
        this.space_bar = {
            text: document.querySelector("#fs_space_bar > h3"),
            bar: document.querySelector("#fs_space_bar > progress")
        };
        this.fsBlock = {};
        this.dirpath = "";
        this.failed = false;
        this._noTracking = false;
        this._runNextTick = false;

        this._timer = setInterval(() => {
            if (this._runNextTick === true) {
                this._runNextTick = false;
                this.readFS(this.dirpath);
            }
        }, 1000);

        this.setFailedState = () => {
            this.failed = true;
            container.innerHTML = `
            <h3 class="title"><p>FILESYSTEM</p><p id="fs_disp_title_dir">EXECUTION FAILED</p></h3>
            <h2 id="fs_disp_error">CANNOT ACCESS CURRENT WORKING DIRECTORY</h2>`;
        };

        this.followTab = () => {
            let num = window.currentTerm;

            window.term[num].oncwdchange = (cwd) => {
                if (cwd && window.currentTerm === num) {
                    if (this._fsWatcher) {
                        this._fsWatcher.close();
                    }
                    if (cwd.startsWith("FALLBACK |-- ")) {
                        this.readFS(cwd.slice(13));
                        this._noTracking = true;
                    } else {
                        this.readFS(cwd);
                        this.watchFS(cwd);
                    }
                }
            };
        };
        this.followTab();

        this.watchFS = (dir) => {
            if (this._fsWatcher) {
                this._fsWatcher.close();
            }
            this._fsWatcher = fs.watch(dir, () => {
                this._runNextTick = true;
            });
        };

        this.readFS = (dir) => {
            if (this.failed === true) return false;
            let tcwd = dir;
            fs.readdir(tcwd, (err, content) => {
                if (err !== null) {
                    console.warn(err);
                    if (this._noTracking === true && this.dirpath) { // #262
                        this.setFailedState();
                        setTimeout(() => {
                            this.readFS(this.dirpath);
                        }, 1000);
                    } else {
                        this.setFailedState();
                    }
                } else {
                    this.cwd = [];
                    this._tmp = {
                        dirs: [],
                        symlinks: [],
                        files: [],
                        others: []
                    };
                    let i = 0;
                    content.forEach(file => {
                        fs.lstat(path.join(tcwd, file), (err, fstat) => {
                            if (err !== null) {
                                this.setFailedState();
                            } else {
                                if (fstat.isDirectory()) {
                                    this._tmp.dirs.push(file);
                                } else if (fstat.isSymbolicLink()) {
                                    this._tmp.symlinks.push(file);
                                } else if (fstat.isFile()) {
                                    this._tmp.files.push(file);
                                } else {
                                    this._tmp.others.push(file);
                                }

                                i++;
                                if (i === content.length) {
                                    if (tcwd !== "/" && tcwd !== "\\") {
                                        this.cwd.push({
                                            name: "..",
                                            type: "up"
                                        });
                                    }

                                    this._tmp.dirs.forEach(e => {
                                        if (tcwd === settingsDir && e === "themes") {
                                            this.cwd.push({
                                                name: window._escapeHtml(e),
                                                type: "edex-themesDir"
                                            });
                                        } else if (tcwd === settingsDir && e === "keyboards") {
                                            this.cwd.push({
                                                name: window._escapeHtml(e),
                                                type: "edex-kblayoutsDir"
                                            });
                                        } else {
                                            this.cwd.push({
                                                name: window._escapeHtml(e),
                                                type: "dir"
                                            });
                                        }
                                    });
                                    this._tmp.symlinks.forEach(e => {
                                        this.cwd.push({
                                            name: window._escapeHtml(e),
                                            type: "symlink"
                                        });
                                    });
                                    this._tmp.files.forEach(e => {
                                        if (tcwd === themesDir && e.endsWith(".json")) {
                                            this.cwd.push({
                                                name: window._escapeHtml(e),
                                                type: "edex-theme"
                                            });
                                        } else if (tcwd === keyboardsDir && e.endsWith(".json")) {
                                            this.cwd.push({
                                                name: window._escapeHtml(e),
                                                type: "edex-kblayout"
                                            });
                                        } else if (tcwd === settingsDir && e === "settings.json") {
                                            this.cwd.push({
                                                name: window._escapeHtml(e),
                                                type: "edex-settings"
                                            });
                                        } else {
                                            this.cwd.push({
                                                name: window._escapeHtml(e),
                                                type: "file"
                                            });
                                        }
                                    });
                                    this._tmp.others.forEach(e => {
                                        this.cwd.push({
                                            name: window._escapeHtml(e),
                                            type: "other"
                                        });
                                    });

                                    si.fsSize(d => {
                                        d.forEach(fsBlock => {
                                            if (tcwd.startsWith(fsBlock.mount)) {
                                                this.fsBlock = fsBlock;
                                            }
                                        });

                                        this.dirpath = tcwd;
                                        this.render();
                                    });
                                }
                            }
                        });
                    });
                }
            });
        };

        this.render = () => {
            if (this.failed === true) return false;

            document.getElementById("fs_disp_title_dir").innerText = this.dirpath;
            if (this._noTracking) {
                document.querySelector("section#filesystem > h3.title > p:first-of-type").innerText = "FILESYSTEM - TRACKING FAILED, RUNNING DETACHED FROM TTY";
            }

            let filesDOM = ``;
            this.cwd.forEach(e => {
                let hidden = "";
                if (e.name.startsWith(".")) {
                    hidden = " hidden";
                }

                let cmd = `window.term[window.currentTerm].write('\\'${e.name}'\\')`;
                if (e.type === "dir" || e.type === "up" || e.type.endsWith("Dir")) {
                    cmd = `window.term[window.currentTerm].writelr('cd \\'${e.name.replace("\\", "\\\\")}\\'')`;
                }

                if (e.type === "up" && this._noTracking) {
                    cmd = `window.fsDisp.readFS('${path.resolve(this.dirpath, '..').replace(/\\/g, '\\\\')}')`;
                }
                if ((e.type === "dir" || e.type.endsWith("Dir")) && this._noTracking) {
                    cmd = `window.fsDisp.readFS('${path.resolve(this.dirpath, e.name).replace(/\\/g, '\\\\')}')`;
                }

                if (e.type === "edex-theme") {
                    cmd = `window.themeChanger('${e.name.slice(0, -5)}')`;
                }
                if (e.type === "edex-kblayout") {
                    cmd = `window.remakeKeyboard('${e.name.slice(0, -5)}')`;
                }
                if (e.type === "edex-settings" && process.env.editor) {
                    cmd = `window.term[window.currentTerm].writelr('${process.env.editor} \\'${e.name.slice(0, -5)}\\'')`;
                }

                let icon = "";
                switch(e.type) {
                    case "up":
                        icon = this.icons.up;
                        break;
                    case "dir":
                        icon = this.icons.dir;
                        break;
                    case "symlink":
                        icon = this.icons.symlink;
                        break;
                    case "file":
                        icon = this.icons.file;
                        break;
                    case "edex-theme":
                        icon = this.icons.edex.theme;
                        break;
                    case "edex-kblayout":
                        icon = this.icons.edex.kblayout;
                        break;
                    case "edex-settings":
                        icon = this.icons.edex.settings;
                        break;
                    case "edex-themesDir":
                        icon = this.icons.edex.themesDir;
                        break;
                    case "edex-kblayoutsDir":
                        icon = this.icons.edex.kblayoutsDir;
                        break;
                    default:
                        icon = this.icons.other;
                        break;
                }

                filesDOM += `<div class="fs_disp_${e.type}${hidden}" onclick="${cmd}">
                                <svg viewBox="0 0 24.00 24.00">${icon}</svg>
                                <h3>${e.name}</h3>
                            </div>`;
            });
            this.filesContainer.innerHTML = filesDOM;

            // See #226
            if (!isNaN(this.fsBlock.use)) {
                this.space_bar.text.innerHTML = `Mount <strong>${this.fsBlock.mount}</strong> used <strong>${Math.round(this.fsBlock.use)}%</strong>`;
                this.space_bar.bar.value = Math.round(this.fsBlock.use);
            } else if (!isNaN((this.fsBlock.size / this.fsBlock.used) * 100)) {
                let usage = Math.round((this.fsBlock.size / this.fsBlock.used) * 100);

                this.space_bar.text.innerHTML = `Mount <strong>${this.fsBlock.mount}</strong> used <strong>${usage}%</strong>`;
                this.space_bar.bar.value = usage;
            } else {
                this.space_bar.text.innerHTML = "Could not calculate mountpoint usage.";
                this.space_bar.bar.value = 100;
            }
        };
    }
}