frontend/js/app.js

   1 (function () {
   2 'use strict';
   3
   4 /* global superagent */
   5 /* global Vue */
   6 /* global $ */
   7 /* global filesize */
   8
   9 // poor man's async
  10 function asyncForEach(items, handler, callback) {
  11     var cur = 0;
  12
  13     if (items.length === 0) return callback();
  14
  15     (function iterator() {
  16         handler(items[cur], function (error) {
  17             if (error) return callback(error);
  18             if (cur >= items.length-1) return callback();
  19             ++cur;
  20
  21             iterator();
  22         });
  23     })();
  24 }
  25
  26 function initWithToken(accessToken) {
  27     superagent.get('/api/profile').query({ access_token: accessToken }).end(function (error, result) {
  28         app.ready = true;
  29
  30         if (error && !error.response) return console.error(error);
  31         if (result.statusCode !== 200) {
  32             delete localStorage.accessToken;
  33             return;
  34         }
  35
  36         localStorage.accessToken = accessToken;
  37         app.session.username = result.body.username;
  38         app.session.valid = true;
  39
  40         superagent.get('/api/settings').query({ access_token: localStorage.accessToken }).end(function (error, result) {
  41             if (error) console.error(error);
  42
  43             app.folderListingEnabled = !!result.body.folderListingEnabled;
  44
  45             loadDirectory(decode(window.location.hash.slice(1)));
  46
  47             app.refreshAccessTokens();
  48         });
  49     });
  50 }
  51
  52 function sanitize(filePath) {
  53     filePath = '/' + filePath;
  54     return filePath.replace(/\/+/g, '/');
  55 }
  56
  57 function encode(filePath) {
  58     return filePath.split('/').map(encodeURIComponent).join('/');
  59 }
  60
  61 function decode(filePath) {
  62     return filePath.split('/').map(decodeURIComponent).join('/');
  63 }
  64
  65 var mimeTypes = {
  66     images: [ '.png', '.jpg', '.jpeg', '.tiff', '.gif' ],
  67     text: [ '.txt', '.md' ],
  68     pdf: [ '.pdf' ],
  69     html: [ '.html', '.htm', '.php' ],
  70     video: [ '.mp4', '.mpg', '.mpeg', '.ogg', '.mkv', '.avi', '.mov' ]
  71 };
  72
  73 function getPreviewUrl(entry, basePath) {
  74     var path = '/_admin/img/';
  75
  76     if (entry.isDirectory) return path + 'directory.png';
  77     if (mimeTypes.images.some(function (e) { return entry.filePath.endsWith(e); })) return sanitize(basePath + '/' + entry.filePath);
  78     if (mimeTypes.text.some(function (e) { return entry.filePath.endsWith(e); })) return path +'text.png';
  79     if (mimeTypes.pdf.some(function (e) { return entry.filePath.endsWith(e); })) return path + 'pdf.png';
  80     if (mimeTypes.html.some(function (e) { return entry.filePath.endsWith(e); })) return path + 'html.png';
  81     if (mimeTypes.video.some(function (e) { return entry.filePath.endsWith(e); })) return path + 'video.png';
  82
  83     return path + 'unknown.png';
  84 }
  85
  86 // simple extension detection, does not work with double extension like .tar.gz
  87 function getExtension(entry) {
  88     if (entry.isFile) return entry.filePath.slice(entry.filePath.lastIndexOf('.') + 1);
  89     return '';
  90 }
  91
  92 function refresh() {
  93     loadDirectory(app.path);
  94 }
  95
  96 function logout() {
  97     superagent.post('/api/logout').query({ access_token: localStorage.accessToken }).end(function (error) {
  98         if (error) console.error(error);
  99
 100         app.session.valid = false;
 101
 102         delete localStorage.accessToken;
 103     });
 104 }
 105
 106 function loadDirectory(filePath) {
 107     app.busy = true;
 108
 109     filePath = filePath ? sanitize(filePath) : '/';
 110
 111     superagent.get('/api/files/' + encode(filePath)).query({ access_token: localStorage.accessToken }).end(function (error, result) {
 112         app.busy = false;
 113
 114         if (result && result.statusCode === 401) return logout();
 115         if (error) return console.error(error);
 116
 117         result.body.entries.sort(function (a, b) { return a.isDirectory && b.isFile ? -1 : 1; });
 118         app.entries = result.body.entries.map(function (entry) {
 119             entry.previewUrl = getPreviewUrl(entry, filePath);
 120             entry.extension = getExtension(entry);
 121             entry.rename = false;
 122             entry.filePathNew = entry.filePath;
 123             return entry;
 124         });
 125         app.path = filePath;
 126         app.pathParts = decode(filePath).split('/').filter(function (e) { return !!e; }).map(function (e, i, a) {
 127             return {
 128                 name: e,
 129                 link: '#' + sanitize('/' + a.slice(0, i).join('/') + '/' + e)
 130             };
 131         });
 132
 133         // update in case this was triggered from code
 134         window.location.hash = app.path;
 135     });
 136 }
 137
 138 function open(row, column, event) {
 139     // ignore item open on row clicks if we are renaming this entry
 140     if (row.rename) return;
 141
 142     var path = sanitize(app.path + '/' + row.filePath);
 143
 144     if (row.isDirectory) {
 145         window.location.hash = path;
 146         return;
 147     }
 148
 149     app.activeEntry = row;
 150     app.activeEntry.fullPath = encode(sanitize(app.path + '/' + row.filePath));
 151     app.previewDrawerVisible = true
 152
 153     // window.open(encode(path));
 154 }
 155
 156 function uploadFiles(files) {
 157     if (!files || !files.length) return;
 158
 159     app.uploadStatus.busy = true;
 160     app.uploadStatus.count = files.length;
 161     app.uploadStatus.size = 0;
 162     app.uploadStatus.done = 0;
 163     app.uploadStatus.percentDone = 0;
 164
 165     for (var i = 0; i < files.length; ++i) {
 166         app.uploadStatus.size += files[i].size;
 167     }
 168
 169     asyncForEach(files, function (file, callback) {
 170         var path = encode(sanitize(app.path + '/' + (file.webkitRelativePath || file.name)));
 171
 172         var formData = new FormData();
 173         formData.append('file', file);
 174
 175         var finishedUploadSize = app.uploadStatus.done;
 176
 177         superagent.post('/api/files' + path)
 178           .query({ access_token: localStorage.accessToken })
 179           .send(formData)
 180           .on('progress', function (event) {
 181             // only handle upload events
 182             if (!(event.target instanceof XMLHttpRequestUpload)) return;
 183
 184             app.uploadStatus.done = finishedUploadSize + event.loaded;
 185             var tmp = Math.round(app.uploadStatus.done / app.uploadStatus.size * 100);
 186             app.uploadStatus.percentDone = tmp > 100 ? 100 : tmp;
 187         }).end(function (error, result) {
 188             if (result && result.statusCode === 401) return logout();
 189             if (result && result.statusCode !== 201) return callback('Error uploading file: ', result.statusCode);
 190             if (error) return callback(error);
 191
 192             callback();
 193         });
 194     }, function (error) {
 195         if (error) console.error(error);
 196
 197         app.uploadStatus.busy = false;
 198         app.uploadStatus.count = 0;
 199         app.uploadStatus.size = 0;
 200         app.uploadStatus.done = 0;
 201         app.uploadStatus.percentDone = 100;
 202
 203         refresh();
 204     });
 205 }
 206
 207 function dragOver(event) {
 208     event.stopPropagation();
 209     event.preventDefault();
 210     event.dataTransfer.dropEffect = 'copy';
 211 }
 212
 213 function drop(event) {
 214     event.stopPropagation();
 215     event.preventDefault();
 216
 217     if (!event.dataTransfer.items[0]) return;
 218
 219     // figure if a folder was dropped on a modern browser, in this case the first would have to be a directory
 220     var folderItem;
 221     try {
 222         folderItem = event.dataTransfer.items[0].webkitGetAsEntry();
 223         if (folderItem.isFile) return uploadFiles(event.dataTransfer.files);
 224     } catch (e) {
 225         return uploadFiles(event.dataTransfer.files);
 226     }
 227
 228     // if we got here we have a folder drop and a modern browser
 229     // now traverse the folder tree and create a file list
 230     app.uploadStatus.busy = true;
 231     app.uploadStatus.uploadListCount = 0;
 232
 233     var fileList = [];
 234     function traverseFileTree(item, path, callback) {
 235         if (item.isFile) {
 236             // Get file
 237             item.file(function (file) {
 238                 fileList.push(file);
 239                 ++app.uploadStatus.uploadListCount;
 240                 callback();
 241             });
 242         } else if (item.isDirectory) {
 243             // Get folder contents
 244             var dirReader = item.createReader();
 245             dirReader.readEntries(function (entries) {
 246                 asyncForEach(entries, function (entry, callback) {
 247                     traverseFileTree(entry, path + item.name + '/', callback);
 248                 }, callback);
 249             });
 250         }
 251     }
 252
 253     traverseFileTree(folderItem, '', function (error) {
 254         app.uploadStatus.busy = false;
 255         app.uploadStatus.uploadListCount = 0;
 256
 257         if (error) return console.error(error);
 258
 259         uploadFiles(fileList);
 260     });
 261 }
 262
 263 var app = new Vue({
 264     el: '#app',
 265     data: {
 266         ready: false,
 267         busy: false,
 268         origin: window.location.origin,
 269         uploadStatus: {
 270             busy: false,
 271             count: 0,
 272             done: 0,
 273             percentDone: 50,
 274             uploadListCount: 0
 275         },
 276         path: '/',
 277         pathParts: [],
 278         session: {
 279             valid: false
 280         },
 281         folderListingEnabled: false,
 282         loginData: {
 283             username: '',
 284             password: '',
 285             busy: false
 286         },
 287         previewDrawerVisible: false,
 288         activeEntry: {},
 289         entries: [],
 290         accessTokens: [],
 291         accessTokensDialogVisible: false
 292     },
 293     methods: {
 294         onLogin: function () {
 295             var that = this;
 296
 297             that.loginData.busy = true;
 298
 299             superagent.post('/api/login').send({ username: that.loginData.username, password: that.loginData.password }).end(function (error, result) {
 300                 that.loginData.busy = false;
 301
 302                 if (error && !result) return that.$message.error(error.message);
 303                 if (result.statusCode === 401) return that.$message.error('Wrong username or password');
 304
 305                 initWithToken(result.body.accessToken);
 306             });
 307         },
 308         onOptionsMenu: function (command) {
 309             if (command === 'folderListing') {
 310                 superagent.put('/api/settings').send({ folderListingEnabled: this.folderListingEnabled }).query({ access_token: localStorage.accessToken }).end(function (error) {
 311                     if (error) console.error(error);
 312                 });
 313             } else if (command === 'about') {
 314                 this.$msgbox({
 315                     title: 'About Surfer',
 316                     message: 'Surfer is a static file server written by <a href="https://cloudron.io" target="_blank">Cloudron</a>.<br/><br/>The source code is licensed under MIT and available <a href="https://git.cloudron.io/cloudron/surfer" target="_blank">here</a>.',
 317                     dangerouslyUseHTMLString: true,
 318                     confirmButtonText: 'OK',
 319                     showCancelButton: false,
 320                     type: 'info',
 321                     center: true
 322                   }).then(function () {}).catch(function () {});
 323             } else if (command === 'logout') {
 324                 logout();
 325             } else if (command === 'apiAccess') {
 326                 this.accessTokensDialogVisible = true;
 327             }
 328         },
 329         onDownload: function (entry) {
 330             if (entry.isDirectory) return;
 331             window.location.href = encode('/api/files/' + sanitize(this.path + '/' + entry.filePath)) + '?access_token=' + localStorage.accessToken;
 332         },
 333         onUpload: function () {
 334             var that = this;
 335
 336             $(this.$refs.upload).on('change', function () {
 337                 // detach event handler
 338                 $(that.$refs.upload).off('change');
 339                 uploadFiles(that.$refs.upload.files || []);
 340             });
 341
 342             // reset the form first to make the change handler retrigger even on the same file selected
 343             this.$refs.upload.value = '';
 344             this.$refs.upload.click();
 345         },
 346         onUploadFolder: function () {
 347             var that = this;
 348
 349             $(this.$refs.uploadFolder).on('change', function () {
 350                 // detach event handler
 351                 $(that.$refs.uploadFolder).off('change');
 352                 uploadFiles(that.$refs.uploadFolder.files || []);
 353             });
 354
 355             // reset the form first to make the change handler retrigger even on the same file selected
 356             this.$refs.uploadFolder.value = '';
 357             this.$refs.uploadFolder.click();
 358         },
 359         onDelete: function (entry) {
 360             var that = this;
 361
 362             var title = 'Really delete ' + (entry.isDirectory ? 'folder ' : '') + entry.filePath;
 363             this.$confirm('', title, { confirmButtonText: 'Yes', cancelButtonText: 'No' }).then(function () {
 364                 var path = encode(sanitize(that.path + '/' + entry.filePath));
 365
 366                 superagent.del('/api/files' + path).query({ access_token: localStorage.accessToken, recursive: true }).end(function (error, result) {
 367                     if (result && result.statusCode === 401) return logout();
 368                     if (result && result.statusCode !== 200) return that.$message.error('Error deleting file: ' + result.statusCode);
 369                     if (error) return that.$message.error(error.message);
 370
 371                     refresh();
 372                 });
 373             }).catch(function () {});
 374         },
 375         onRename: function (entry, scope) {
 376             if (entry.rename) return entry.rename = false;
 377
 378             entry.rename = true;
 379
 380             Vue.nextTick(function () {
 381                 var elem = document.getElementById('filePathRenameInputId-' + scope.$index);
 382                 elem.focus();
 383
 384                 if (typeof elem.selectionStart != "undefined") {
 385                     elem.selectionStart = 0;
 386                     elem.selectionEnd = entry.filePath.lastIndexOf('.');
 387                 }
 388             });
 389         },
 390         onRenameEnd: function (entry) {
 391             entry.rename = false;
 392             entry.filePathNew = entry.filePath;
 393         },
 394         onRenameSubmit: function (entry) {
 395             var that = this;
 396
 397             entry.rename = false;
 398
 399             if (entry.filePathNew === entry.filePath) return;
 400
 401             var path = encode(sanitize(this.path + '/' + entry.filePath));
 402             var newFilePath = sanitize(this.path + '/' + entry.filePathNew);
 403
 404             superagent.put('/api/files' + path).query({ access_token: localStorage.accessToken }).send({ newFilePath: newFilePath }).end(function (error, result) {
 405                 if (result && result.statusCode === 401) return logout();
 406                 if (result && result.statusCode !== 200) return that.$message.error('Error renaming file: ' + result.statusCode);
 407                 if (error) return that.$message.error(error.message);
 408
 409                 entry.filePath = entry.filePathNew;
 410             });
 411         },
 412         onNewFolder: function () {
 413             var that = this;
 414
 415             var title = 'Create New Folder';
 416             this.$prompt('', title, { confirmButtonText: 'Yes', cancelButtonText: 'No', inputPlaceholder: 'new foldername' }).then(function (data) {
 417                 var path = encode(sanitize(that.path + '/' + data.value));
 418
 419                 superagent.post('/api/files' + path).query({ access_token: localStorage.accessToken, directory: true }).end(function (error, result) {
 420                     if (result && result.statusCode === 401) return logout();
 421                     if (result && result.statusCode === 403) return that.$message.error('Folder name not allowed');
 422                     if (result && result.statusCode === 409) return that.$message.error('Folder already exists');
 423                     if (result && result.statusCode !== 201) return that.$message.error('Error creating folder: ' + result.statusCode);
 424                     if (error) return that.$message.error(error.message);
 425
 426                     refresh();
 427                 });
 428             }).catch(function () {});
 429         },
 430         refreshAccessTokens: function () {
 431             var that = this;
 432
 433             superagent.get('/api/tokens').query({ access_token: localStorage.accessToken }).end(function (error, result) {
 434                 if (error && !result) return that.$message.error(error.message);
 435
 436                 that.accessTokens = result.body.accessTokens;
 437             });
 438         },
 439         onCopyAccessToken: function (event) {
 440             event.target.select();
 441             document.execCommand('copy');
 442
 443             this.$message({ type: 'success', message: 'Access token copied to clipboard' });
 444         },
 445         onCreateAccessToken: function () {
 446             var that = this;
 447
 448             superagent.post('/api/tokens').query({ access_token: localStorage.accessToken }).end(function (error, result) {
 449                 if (error && !result) return that.$message.error(error.message);
 450
 451                 that.refreshAccessTokens();
 452             });
 453         },
 454         onDeleteAccessToken: function (token) {
 455             var that = this;
 456
 457             this.$confirm('All actions from apps using this token will fail!', 'Really delete this access token?', { confirmButtonText: 'Yes Delete', cancelButtonText: 'No' }).then(function () {
 458                 superagent.delete('/api/tokens/' + token).query({ access_token: localStorage.accessToken }).end(function (error, result) {
 459                     if (error && !result) return that.$message.error(error.message);
 460
 461                     that.refreshAccessTokens();
 462                 });
 463             }).catch(function () {});
 464
 465         },
 466         prettyDate: function (row, column, cellValue, index) {
 467             var date = new Date(cellValue),
 468             diff = (((new Date()).getTime() - date.getTime()) / 1000),
 469             day_diff = Math.floor(diff / 86400);
 470
 471             if (isNaN(day_diff) || day_diff < 0)
 472                 return;
 473
 474             return day_diff === 0 && (
 475                 diff < 60 && 'just now' ||
 476                 diff < 120 && '1 minute ago' ||
 477                 diff < 3600 && Math.floor( diff / 60 ) + ' minutes ago' ||
 478                 diff < 7200 && '1 hour ago' ||
 479                 diff < 86400 && Math.floor( diff / 3600 ) + ' hours ago') ||
 480                 day_diff === 1 && 'Yesterday' ||
 481                 day_diff < 7 && day_diff + ' days ago' ||
 482                 day_diff < 31 && Math.ceil( day_diff / 7 ) + ' weeks ago' ||
 483                 day_diff < 365 && Math.round( day_diff / 30 ) +  ' months ago' ||
 484                 Math.round( day_diff / 365 ) + ' years ago';
 485         },
 486         prettyFileSize: function (row, column, cellValue, index) {
 487             return filesize(cellValue);
 488         },
 489         loadDirectory: loadDirectory,
 490         onUp: function () {
 491             window.location.hash = sanitize(this.path.split('/').slice(0, -1).filter(function (p) { return !!p; }).join('/'));
 492         },
 493         open: open,
 494         drop: drop,
 495         dragOver: dragOver
 496     }
 497 });
 498
 499 initWithToken(localStorage.accessToken);
 500
 501 $(window).on('hashchange', function () {
 502     loadDirectory(decode(window.location.hash.slice(1)));
 503 });
 504
 505 })();