Files
cloudron-box/src/components/filetree.js
2022-09-30 11:59:35 +02:00

539 lines
21 KiB
JavaScript

'use strict';
/* global angular */
/* global sanitize, isModalVisible */
angular.module('Application').component('filetree', {
bindings: {
backendId: '<',
backendType: '<',
view: '<',
clipboard: '<',
onUploadFile: '&',
onUploadFolder: '&',
onNewFile: '&',
onNewFolder: '&',
onRenameEntry: '&',
onExtractEntry: '&',
onChownEntries: '&',
onDeleteEntries: '&',
onCopyEntries: '&',
onCutEntries: '&',
onPasteEntries: '&'
},
templateUrl: 'components/filetree.html?<%= revision %>',
controller: [ '$scope', '$translate', '$timeout', 'Client', FileTreeController ]
});
function FileTreeController($scope, $translate, $timeout, Client) {
var ctrl = this;
$scope.backendId = this.backendId;
$scope.backendType = this.backendType;
$scope.view = this.view;
$scope.busy = true;
$scope.busyRefresh = false;
$scope.client = Client;
$scope.cwd = null;
$scope.cwdParts = [];
$scope.rootDirLabel = '';
$scope.entries = [];
$scope.selected = []; // holds selected entries
$scope.dropToBody = false;
$scope.applicationLink = '';
// register so parent can call child
$scope.$parent.registerChild($scope);
function isArchive(f) {
return f.match(/\.tgz$/) ||
f.match(/\.tar$/) ||
f.match(/\.7z$/) ||
f.match(/\.zip$/) ||
f.match(/\.tar\.gz$/) ||
f.match(/\.tar\.xz$/) ||
f.match(/\.tar\.bz2$/);
}
$scope.menuOptions = []; // shown for entries
$scope.menuOptionsBlank = []; // shown for empty space in folder
function sort() {
return $scope.entries.sort(function (a, b) {
if (a.fileName.toLowerCase() < b.fileName.toLowerCase()) return -1;
return 1;
}).sort(function (a, b) {
if ((a.isDirectory && b.isDirectory) || (!a.isDirectory && !b.isDirectory)) return 0;
if (a.isDirectory && !b.isDirectory) return -1;
return 1;
});
}
function openPath(path) {
path = sanitize(path);
// we always show the parent path, even if overlayed by a mediaviewer
var parentPath = sanitize(path + '/..');
$scope.busy = true;
$scope.cwdParts = path.split('/').filter(function (p) { return !!p; }).map(function (p, i) { return { name: decodeURIComponent(p), path: path.split('/').slice(0, i+1).join('/') }; });
// nothing changes here, mostly triggered when editor is closed
if ($scope.cwd === path) {
$scope.busy = false;
return;
}
if ($scope.cwd === parentPath) {
var entry = $scope.entries.find(function (e) { return path === sanitize(parentPath + '/' + e.fileName); });
if (!entry) return Client.error('No such file or folder: ' + path);
if (entry.isDirectory) {
$scope.cwd = path;
$scope.selected = [];
// refresh will set busy to false once done
$scope.refresh();
} else if (entry.isFile) {
var mimeType = Mimer().get(entry.fileName);
var mimeGroup = mimeType.split('/')[0];
if (mimeGroup === 'video' || mimeGroup === 'image') {
$scope.mediaViewer.show(entry);
} else if (mimeType === 'application/pdf') {
Client.filesGet($scope.backendId, $scope.backendType, path, 'open', function (error) { if (error) return Client.error(error); });
} else if (mimeGroup === 'text' || mimeGroup === 'application') {
$scope.$parent.textEditor.show($scope.cwd, entry);
} else {
Client.filesGet($scope.backendId, $scope.backendType, path, 'open', function (error) { if (error) return Client.error(error); });
}
$scope.busy = false;
}
return;
}
Client.filesGet($scope.backendId, $scope.backendType, parentPath, 'data', function (error, result) {
if (error) return setTimeout(function () { openPath(path); }, 2000); // try again in some time
// call itself now that we know
$scope.cwd = parentPath;
$scope.entries = result.entries;
amendIcons();
sort();
openPath(path);
});
}
$scope.isSelected = function (entry) {
return $scope.selected.indexOf(entry) !== -1;
};
function download(entry) {
var filePath = sanitize($scope.cwd + '/' + entry.fileName);
Client.filesGet($scope.backendId, $scope.backendType, filePath, 'download', function (error) {
if (error) return Client.error(error);
});
}
$scope.dragStart = function ($event, entry) {
var filePaths = $scope.selected.map(function (entry) { return sanitize($scope.cwd + '/' + entry.fileName); });
$event.originalEvent.dataTransfer.setData('application/cloudron-filemanager', JSON.stringify(filePaths));
};
$scope.dragEnter = function ($event, entry) {
$event.originalEvent.stopPropagation();
$event.originalEvent.preventDefault();
// if entry is string, we come from breadcrumb
if (entry && typeof entry === 'string') $event.currentTarget.classList.add('entry-hovered');
else if (entry && entry.isDirectory) entry.hovered = true;
else $scope.dropToBody = true;
$event.originalEvent.dataTransfer.dropEffect = 'move';
};
$scope.dragExit = function ($event, entry) {
$event.originalEvent.stopPropagation();
$event.originalEvent.preventDefault();
// if entry is string, we come from breadcrumb
if (entry && typeof entry === 'string') $event.currentTarget.classList.remove('entry-hovered');
else if (entry && entry.isDirectory) entry.hovered = false;
$scope.dropToBody = false;
$event.originalEvent.dataTransfer.dropEffect = 'move';
};
$scope.drop = function (event, entry) {
event.originalEvent.stopPropagation();
event.originalEvent.preventDefault();
$scope.dropToBody = false;
if (!event.originalEvent.dataTransfer.items[0]) return;
var targetFolder;
if (entry === null) targetFolder = $scope.cwd + '/';
else if (typeof entry === 'string') targetFolder = sanitize(entry);
else targetFolder = sanitize($scope.cwd + '/' + (entry && entry.isDirectory ? entry.fileName : ''));
var dataTransfer = event.originalEvent.dataTransfer;
var dragContent = dataTransfer.getData('application/cloudron-filemanager');
// check if we have internal drag'n'drop
if (dragContent) {
var moved = 0;
// we expect a JSON.stringified Array here
try {
dragContent = JSON.parse(dragContent);
} catch (e) {
console.error('Wrong drag content.', e);
return;
}
// move files
async.eachLimit(dragContent, 5, function (oldFilePath, callback) {
var fileName = oldFilePath.split('/').slice(-1);
var newFilePath = sanitize(targetFolder + '/' + fileName);
// if we drop the item on itself
if (oldFilePath === targetFolder) return callback();
// if nothing changes
if (newFilePath === oldFilePath) return callback();
moved++;
// TODO this will overwrite files in destination!
Client.filesRename($scope.backendId, $scope.backendType, oldFilePath, newFilePath, callback);
}, function (error) {
if (error) return Client.error(error);
// only refresh if anything has changed
if (moved) $scope.refresh();
});
return;
}
// figure if a folder was dropped on a modern browser, in this case the first would have to be a directory
var folderItem;
try {
folderItem = dataTransfer.items[0].webkitGetAsEntry();
if (folderItem.isFile) return $scope.$parent.uploadFiles(event.originalEvent.dataTransfer.files, targetFolder, false);
} catch (e) {
return $scope.$parent.uploadFiles(event.originalEvent.dataTransfer.files, targetFolder, false);
}
// if we got here we have a folder drop and a modern browser
// now traverse the folder tree and create a file list
var fileList = [];
function traverseFileTree(item, path, callback) {
if (item.isFile) {
// Get file
item.file(function (file) {
fileList.push(file);
callback();
});
} else if (item.isDirectory) {
// Get folder contents
var dirReader = item.createReader();
dirReader.readEntries(function (entries) {
async.each(entries, function (entry, callback) {
traverseFileTree(entry, path + item.name + '/', callback);
}, callback);
});
}
}
traverseFileTree(folderItem, '', function (error) {
if (error) return console.error(error);
$scope.$parent.uploadFiles(fileList, targetFolder, false);
});
};
$scope.refresh = function () {
$scope.$parent.refresh();
};
function amendIcons() {
$scope.entries.forEach(function (e) {
e.icon = 'fa-file';
e.previewUrl = null;
if (e.isDirectory) e.icon = 'fa-folder';
if (e.isSymbolicLink) e.icon = 'fa-link';
if (e.isFile) {
var mimeType = Mimer().get(e.fileName.toLowerCase());
var mimeGroup = mimeType.split('/')[0];
if (mimeGroup === 'text') e.icon = 'fa-file-alt';
// if (mimeGroup === 'image') e.icon = 'fa-file-image';
if (mimeGroup === 'image') {
e.icon = 'fa-file-image';
e.previewUrl = Client.filesGetLink($scope.backendId, $scope.backendType, sanitize($scope.cwd + '/' + e.fileName));
}
if (mimeGroup === 'video') e.icon = 'fa-file-video';
if (mimeGroup === 'audio') e.icon = 'fa-file-audio';
if (mimeType === 'text/csv') e.icon = 'fa-file-csv';
if (mimeType === 'application/pdf') e.icon = 'fa-file-pdf';
}
});
}
// called from the parent
$scope.onRefresh = function () {
$scope.selected = [];
$scope.busy = true;
$scope.busyRefresh = true;
Client.filesGet($scope.backendId, $scope.backendType, $scope.cwd, 'data', function (error, result) {
if (error) return Client.error(error);
$scope.entries = result.entries;
amendIcons();
sort();
$scope.busyRefresh = false;
$scope.busy = false;
});
};
$scope.open = function (entry) {
openPath(sanitize($scope.cwd + '/' + entry.fileName));
};
$scope.goDirectoryUp = function () {
openPath(sanitize($scope.cwd + '/..'));
};
$scope.changeDirectory = function (path) {
openPath(sanitize(path));
};
$scope.onClearSelection = function ($event) {
// we don't stop propagation if targets don't match we got the whole list click event
if ($event.currentTarget !== $event.target) return;
$scope.selected = [];
};
$scope.onMousedown = function ($event, entry) {
var i = $scope.selected.indexOf(entry);
var multi = ($event.ctrlKey || $event.metaKey);
var shift = $event.shiftKey;
if (shift) {
if ($scope.selected.length === 0) {
$scope.selected = [ entry ];
} else {
var pos = $scope.entries.indexOf(entry);
var selectedPositions = $scope.selected.map(function (s) { return $scope.entries.indexOf(s); }).sort();
if (pos < selectedPositions[0]) {
$scope.selected = $scope.entries.slice(pos, selectedPositions[0]+1);
} else if (selectedPositions[1] && pos > selectedPositions[1]) {
$scope.selected = $scope.entries.slice(selectedPositions[1], pos+1);
} else {
$scope.selected = $scope.entries.slice(selectedPositions[0], pos+1);
}
}
} else if (multi) {
if (i === -1) {
$scope.selected.push(entry);
} else if ($event.button === 0) { // only do this on left click
$scope.selected.splice(i, 1);
}
} else {
$scope.selected = [ entry ];
}
};
$scope.onEntryContextMenu = function ($event, entry) {
if ($scope.selected.indexOf(entry) !== -1) return;
$scope.selected.push(entry);
};
$scope.actionSelectAll = function () {
$scope.selected = $scope.entries.slice();
};
// just events to the parent controller
$scope.onUploadFile = function () { ctrl.onUploadFile({ cwd: $scope.cwd }); };
$scope.onUploadFolder = function () { ctrl.onUploadFolder({ cwd: $scope.cwd }); };
$scope.onNewFile = function () { ctrl.onNewFile({ cwd: $scope.cwd }); };
$scope.onNewFolder = function () { ctrl.onNewFolder({ cwd: $scope.cwd }); };
$scope.mediaViewer = {
type: '',
src: '',
entry: null,
show: function (entry) {
var filePath = sanitize($scope.cwd + '/' + entry.fileName);
$scope.mediaViewer.entry = entry;
$scope.mediaViewer.type = Mimer().get(entry.fileName).split('/')[0];
$scope.mediaViewer.src = Client.filesGetLink($scope.backendId, $scope.backendType, filePath);
$('#mediaViewerModal-' + $scope.$id).modal('show');
},
close: function () {
// set an empty pixel image to bust the cached img to avoid flickering on slow load
$scope.mediaViewer.src = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mP8z/C/HgAGgwJ/lK3Q6wAAAABJRU5ErkJggg==';
$('#mediaViewerModal-' + $scope.$id).modal('hide');
}
};
$translate(['filemanager.list.menu.edit', 'filemanager.list.menu.cut', 'filemanager.list.menu.copy', 'filemanager.list.menu.paste', 'filemanager.list.menu.rename', 'filemanager.list.menu.chown', 'filemanager.list.menu.extract', 'filemanager.list.menu.download', 'filemanager.list.menu.delete' ]).then(function (tr) {
$scope.menuOptions = [
{
text: tr['filemanager.list.menu.edit'],
displayed: function ($itemScope, $event, entry) { return !entry.isDirectory && !entry.isSymbolicLink; },
enabled: function () { return $scope.selected.length === 1; },
hasBottomDivider: true,
click: function ($itemScope, $event, entry) { $scope.open(entry); }
}, {
text: tr['filemanager.list.menu.cut'],
click: function ($itemScope, $event, entry) { ctrl.onCutEntries({ cwd: $scope.cwd, entries: $scope.selected.slice() }); }
}, {
text: tr['filemanager.list.menu.copy'],
click: function ($itemScope, $event, entry) { ctrl.onCopyEntries({ cwd: $scope.cwd, entries: $scope.selected.slice() }); }
}, {
text: tr['filemanager.list.menu.paste'],
hasBottomDivider: true,
enabled: function () { return ctrl.clipboard.length; },
click: function ($itemScope, $event, entry) { ctrl.onPasteEntries({ cwd: $scope.cwd, entry: entry }); }
}, {
text: tr['filemanager.list.menu.rename'],
enabled: function () { return $scope.selected.length === 1; },
click: function ($itemScope, $event, entry) { ctrl.onRenameEntry({ cwd: $scope.cwd, entry: entry }); }
}, {
text: tr['filemanager.list.menu.chown'],
click: function ($itemScope, $event, entry) { ctrl.onChownEntries({ cwd: $scope.cwd, entries: $scope.selected }); }
}, {
text: tr['filemanager.list.menu.extract'],
displayed: function ($itemScope, $event, entry) { return !entry.isDirectory && isArchive(entry.fileName); },
click: function ($itemScope, $event, entry) { ctrl.onExtractEntry({ cwd: $scope.cwd, entry: entry }); }
}, {
text: tr['filemanager.list.menu.download'],
enabled: function () { return $scope.selected.length === 1; },
click: function ($itemScope, $event, entry) { download(entry); }
}, {
text: tr['filemanager.list.menu.delete'],
hasTopDivider: true,
click: function ($itemScope, $event, entry) { ctrl.onDeleteEntries({ cwd: $scope.cwd, entries: $scope.selected }); }
}
];
});
$translate(['filemanager.toolbar.newFile', 'filemanager.toolbar.newFolder', 'filemanager.list.menu.paste', 'filemanager.list.menu.selectAll' ]).then(function (tr) {
$scope.menuOptionsBlank = [
{
text: tr['filemanager.toolbar.newFile'],
click: function ($itemScope, $event) { ctrl.onNewFile({ cwd: $scope.cwd }); }
}, {
text: tr['filemanager.toolbar.newFolder'],
click: function ($itemScope, $event) { ctrl.onNewFolder({ cwd: $scope.cwd }); }
}, {
text: tr['filemanager.list.menu.paste'],
hasTopDivider: true,
hasBottomDivider: true,
enabled: function () { return ctrl.clipboard.length; },
click: function ($itemScope, $event) { ctrl.onPasteEntries({ cwd: $scope.cwd, entry: null }); }
}, {
text: tr['filemanager.list.menu.selectAll'],
click: function ($itemScope, $event) { $scope.actionSelectAll(); }
}
];
});
function scrollInView(element) {
if (!element) return;
// This assumes the DOM tree being that rigid
function isVisible(ele) {
var container = ele.parentElement.parentElement.parentElement;
var eleTop = ele.offsetTop;
var eleBottom = eleTop + ele.clientHeight;
var containerTop = container.scrollTop;
var containerBottom = containerTop + container.clientHeight;
// The element is fully visible in the container
return (
(eleTop >= containerTop && eleBottom <= containerBottom) ||
// Some part of the element is visible in the container
(eleTop < containerTop && containerTop < eleBottom) ||
(eleTop < containerBottom && containerBottom < eleBottom)
);
}
if (!isVisible(element)) element.scrollIntoView();
}
function openSelected() {
if (!$scope.selected.length) return;
$scope.open($scope.selected[0]);
}
function selectNext() {
var entries = sort();
if (!$scope.selected.length) return $scope.selected = [ entries[0] ];
var curIndex = $scope.entries.indexOf($scope.selected[0]);
if (curIndex !== -1 && curIndex < $scope.entries.length-1) {
var entry = entries[++curIndex];
$scope.selected = [ entry ];
scrollInView(document.querySelector('[entry-hashkey="' + entry['$$hashKey'] + '"]'));
}
}
function selectPrev() {
var entries = sort();
if (!$scope.selected.length) return $scope.selected = [ entries.slice(-1) ];
var curIndex = $scope.entries.indexOf($scope.selected[0]);
if (curIndex !== -1 && curIndex !== 0) {
var entry = entries[--curIndex];
$scope.selected = [ entry ];
scrollInView(document.querySelector('[entry-hashkey="' + entry['$$hashKey'] + '"]'));
}
}
openPath('.');
$('.file-list').on('scroll', function (event) {
if (event.target.scrollTop > 10) event.target.classList.add('top-scroll-indicator');
else event.target.classList.remove('top-scroll-indicator');
});
// handle shortcuts
window.addEventListener('keydown', function (event) {
if ($scope.$parent.activeView !== $scope.view || $scope.$parent.viewerOpen || isModalVisible()) return;
if (event.key === 'ArrowDown') {
$scope.$apply(selectNext);
} else if (event.key === 'ArrowUp') {
$scope.$apply(selectPrev);
} else if (event.key === 'Enter') {
$scope.$apply(openSelected);
} else if (event.key === 'Backspace') {
if ($scope.view === 'fileTree') $scope.goDirectoryUp();
}
});
}