Files
qBittorrent/src/webui/www/private/scripts/torrent-content.js
Chocobo1 6ac0c5a8b8 WebUI: prefer for loop over Array.forEach method
The `for` loop can do everything `forEach` can and doesn't need a closure.
2025-08-27 22:19:16 +08:00

564 lines
20 KiB
JavaScript

/*
* Bittorrent Client using Qt and libtorrent.
* Copyright (C) 2025 Thomas Piccirello <thomas@piccirello.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* In addition, as a special exception, the copyright holders give permission to
* link this program with the OpenSSL project's "OpenSSL" library (or with
* modified versions of it that use the same license as the "OpenSSL" library),
* and distribute the linked executables. You must obey the GNU General Public
* License in all respects for all of the code used other than "OpenSSL". If you
* modify file(s), you may extend this exception to your version of the file(s),
* but you are not obligated to do so. If you do not wish to do so, delete this
* exception statement from your version.
*/
"use strict";
window.qBittorrent ??= {};
window.qBittorrent.TorrentContent ??= (() => {
const exports = () => {
return {
init: init,
normalizePriority: normalizePriority,
isFolder: isFolder,
createDownloadCheckbox: createDownloadCheckbox,
updateDownloadCheckbox: updateDownloadCheckbox,
createPriorityCombo: createPriorityCombo,
updatePriorityCombo: updatePriorityCombo,
updateData: updateData,
clearFilterInputTimer: clearFilterInputTimer
};
};
let torrentFilesTable;
const FilePriority = window.qBittorrent.FileTree.FilePriority;
const TriState = window.qBittorrent.FileTree.TriState;
let torrentFilesFilterInputTimer = -1;
let onFilePriorityChanged = null;
const normalizePriority = (priority) => {
priority = Number(priority);
switch (priority) {
case FilePriority.Ignored:
case FilePriority.Normal:
case FilePriority.High:
case FilePriority.Maximum:
case FilePriority.Mixed:
return priority;
default:
return FilePriority.Normal;
}
};
const triStateFromPriority = (priority) => {
switch (normalizePriority(priority)) {
case FilePriority.Ignored:
return TriState.Unchecked;
case FilePriority.Normal:
case FilePriority.High:
case FilePriority.Maximum:
return TriState.Checked;
case FilePriority.Mixed:
return TriState.Partial;
}
};
const isFolder = (fileId) => {
return fileId === -1;
};
const getAllChildren = (id, fileId) => {
const node = torrentFilesTable.getNode(id);
const rowIds = [node.rowId];
const fileIds = [node.fileId];
const getChildFiles = (node) => {
rowIds.push(node.rowId);
fileIds.push(node.fileId);
if (node.isFolder) {
for (const child of node.children)
getChildFiles(child);
}
};
for (const child of node.children)
getChildFiles(child);
return {
rowIds: rowIds,
fileIds: fileIds
};
};
const fileCheckboxClicked = (e) => {
e.stopPropagation();
const checkbox = e.target;
const priority = checkbox.checked ? FilePriority.Normal : FilePriority.Ignored;
const id = checkbox.getAttribute("data-id");
const fileId = Number(checkbox.getAttribute("data-file-id"));
const rows = getAllChildren(id, fileId);
setFilePriority(rows.rowIds, rows.fileIds, priority);
updateParentFolder(id);
};
const fileComboboxChanged = (e) => {
const combobox = e.target;
const priority = combobox.value;
const id = combobox.getAttribute("data-id");
const fileId = Number(combobox.getAttribute("data-file-id"));
const rows = getAllChildren(id, fileId);
setFilePriority(rows.rowIds, rows.fileIds, priority);
updateParentFolder(id);
};
const createDownloadCheckbox = (id, fileId, checked) => {
const checkbox = document.createElement("input");
checkbox.type = "checkbox";
checkbox.setAttribute("data-id", id);
checkbox.setAttribute("data-file-id", fileId);
checkbox.addEventListener("click", fileCheckboxClicked);
updateCheckbox(checkbox, checked);
return checkbox;
};
const updateDownloadCheckbox = (checkbox, id, fileId, checked) => {
checkbox.setAttribute("data-id", id);
checkbox.setAttribute("data-file-id", fileId);
updateCheckbox(checkbox, checked);
};
const updateCheckbox = (checkbox, checked) => {
switch (checked) {
case TriState.Checked:
setCheckboxChecked(checkbox);
break;
case TriState.Unchecked:
setCheckboxUnchecked(checkbox);
break;
case TriState.Partial:
setCheckboxPartial(checkbox);
break;
}
};
const createPriorityCombo = (id, fileId, selectedPriority) => {
const createOption = (priority, isSelected, text) => {
const option = document.createElement("option");
option.value = priority.toString();
option.selected = isSelected;
option.textContent = text;
return option;
};
const select = document.createElement("select");
select.setAttribute("data-id", id);
select.setAttribute("data-file-id", fileId);
select.classList.add("combo_priority");
select.addEventListener("change", fileComboboxChanged);
select.appendChild(createOption(FilePriority.Ignored, (FilePriority.Ignored === selectedPriority), "QBT_TR(Do not download)QBT_TR[CONTEXT=PropListDelegate]"));
select.appendChild(createOption(FilePriority.Normal, (FilePriority.Normal === selectedPriority), "QBT_TR(Normal)QBT_TR[CONTEXT=PropListDelegate]"));
select.appendChild(createOption(FilePriority.High, (FilePriority.High === selectedPriority), "QBT_TR(High)QBT_TR[CONTEXT=PropListDelegate]"));
select.appendChild(createOption(FilePriority.Maximum, (FilePriority.Maximum === selectedPriority), "QBT_TR(Maximum)QBT_TR[CONTEXT=PropListDelegate]"));
// "Mixed" priority is for display only; it shouldn't be selectable
const mixedPriorityOption = createOption(FilePriority.Mixed, (FilePriority.Mixed === selectedPriority), "QBT_TR(Mixed)QBT_TR[CONTEXT=PropListDelegate]");
mixedPriorityOption.disabled = true;
select.appendChild(mixedPriorityOption);
return select;
};
const updatePriorityCombo = (combobox, id, fileId, selectedPriority) => {
combobox.setAttribute("data-id", id);
combobox.setAttribute("data-file-id", fileId);
if (normalizePriority(combobox.value) !== selectedPriority)
selectComboboxPriority(combobox, normalizePriority(selectedPriority));
};
const selectComboboxPriority = (combobox, priority) => {
const options = combobox.options;
for (let i = 0; i < options.length; ++i) {
const option = options[i];
if (normalizePriority(option.value) === priority)
option.selected = true;
else
option.selected = false;
}
combobox.value = priority;
};
const getComboboxPriority = (id) => {
const node = torrentFilesTable.getNode(id.toString());
return normalizePriority(node.priority, 10);
};
const switchGlobalCheckboxState = (e) => {
e.stopPropagation();
const rowIds = [];
const fileIds = [];
const checkbox = document.getElementById("tristate_cb");
const priority = (checkbox.state === TriState.Checked) ? FilePriority.Ignored : FilePriority.Normal;
if (checkbox.state === TriState.Checked) {
setCheckboxUnchecked(checkbox);
for (const row of torrentFilesTable.rows) {
const rowId = row.rowId;
const node = torrentFilesTable.getNode(rowId);
const fileId = node.fileId;
const isChecked = (node.checked === TriState.Checked);
if (isChecked) {
rowIds.push(rowId);
fileIds.push(fileId);
}
}
}
else {
setCheckboxChecked(checkbox);
for (const row of torrentFilesTable.rows) {
const rowId = row.rowId;
const node = torrentFilesTable.getNode(rowId);
const fileId = node.fileId;
const isUnchecked = (node.checked === TriState.Unchecked);
if (isUnchecked) {
rowIds.push(rowId);
fileIds.push(fileId);
}
}
}
if (rowIds.length > 0) {
setFilePriority(rowIds, fileIds, priority);
for (const id of rowIds)
updateParentFolder(id);
}
};
const updateGlobalCheckbox = () => {
const checkbox = document.getElementById("tristate_cb");
if (torrentFilesTable.isAllCheckboxesChecked())
setCheckboxChecked(checkbox);
else if (torrentFilesTable.isAllCheckboxesUnchecked())
setCheckboxUnchecked(checkbox);
else
setCheckboxPartial(checkbox);
};
const setCheckboxChecked = (checkbox) => {
checkbox.state = TriState.Checked;
checkbox.indeterminate = false;
checkbox.checked = true;
};
const setCheckboxUnchecked = (checkbox) => {
checkbox.state = TriState.Unchecked;
checkbox.indeterminate = false;
checkbox.checked = false;
};
const setCheckboxPartial = (checkbox) => {
checkbox.state = TriState.Partial;
checkbox.indeterminate = true;
};
const setFilePriority = (ids, fileIds, priority) => {
priority = normalizePriority(priority);
if (onFilePriorityChanged)
onFilePriorityChanged(fileIds, priority);
const nodes = ids.map((id) => {
const node = torrentFilesTable.getNode(id.toString());
node.priority = priority;
node.checked = triStateFromPriority(priority);
return node;
});
// must update all nodes above before recalculating
for (const node of nodes)
node.calculateRemaining();
};
const updateData = (files) => {
const rows = files.map((file, index) => {
const ignore = (file.priority === FilePriority.Ignored);
const row = {
fileId: index,
checked: (ignore ? TriState.Unchecked : TriState.Checked),
fileName: file.name,
name: window.qBittorrent.Filesystem.fileName(file.name),
size: file.size,
progress: window.qBittorrent.Misc.toFixedPointString((file.progress * 100), 1),
priority: normalizePriority(file.priority),
availability: file.availability
};
return row;
});
addRowsToTable(rows);
updateGlobalCheckbox();
};
const addRowsToTable = (rows) => {
const selectedFiles = torrentFilesTable.selectedRowsIds();
let rowId = 0;
const rootNode = new window.qBittorrent.FileTree.FolderNode();
for (const row of rows) {
const pathItems = row.fileName.split(window.qBittorrent.Filesystem.PathSeparator);
pathItems.pop(); // remove last item (i.e. file name)
let parent = rootNode;
for (const folderName of pathItems) {
if (folderName === ".unwanted")
continue;
let folderNode = null;
if (parent.children !== null) {
for (let i = 0; i < parent.children.length; ++i) {
const childFolder = parent.children[i];
if (childFolder.name === folderName) {
folderNode = childFolder;
break;
}
}
}
if (folderNode === null) {
folderNode = new window.qBittorrent.FileTree.FolderNode();
folderNode.path = (parent.path === "")
? folderName
: [parent.path, folderName].join(window.qBittorrent.Filesystem.PathSeparator);
folderNode.name = folderName;
folderNode.rowId = rowId;
folderNode.root = parent;
parent.addChild(folderNode);
++rowId;
}
parent = folderNode;
}
const isChecked = row.checked ? TriState.Checked : TriState.Unchecked;
const childNode = new window.qBittorrent.FileTree.FileNode();
childNode.name = row.name;
childNode.path = row.fileName;
childNode.rowId = rowId;
childNode.fileId = row.fileId;
childNode.size = row.size;
childNode.checked = isChecked;
childNode.progress = row.progress;
childNode.priority = row.priority;
childNode.availability = row.availability;
childNode.root = parent;
parent.addChild(childNode);
++rowId;
}
torrentFilesTable.populateTable(rootNode);
torrentFilesTable.updateTable();
if (selectedFiles.length > 0)
torrentFilesTable.reselectRows(selectedFiles);
};
const filesPriorityMenuClicked = (priority) => {
const selectedRows = torrentFilesTable.selectedRowsIds();
if (selectedRows.length === 0)
return;
const rowIds = [];
const fileIds = [];
for (const rowId of selectedRows) {
rowIds.push(rowId);
fileIds.push(Number(torrentFilesTable.getRowFileId(rowId)));
}
const uniqueRowIds = new Set();
const uniqueFileIds = new Set();
for (let i = 0; i < rowIds.length; ++i) {
const rows = getAllChildren(rowIds[i], fileIds[i]);
for (const rowId of rows.rowIds)
uniqueRowIds.add(rowId);
for (const fileId of rows.fileIds)
uniqueFileIds.add(fileId);
}
setFilePriority([...uniqueRowIds.keys()], [...uniqueFileIds.keys()], priority);
for (const id of rowIds)
updateParentFolder(id);
};
const updateParentFolder = (id) => {
const updateComplete = () => {
// we've finished recursing
updateGlobalCheckbox();
torrentFilesTable.calculateRemaining();
torrentFilesTable.updateTable(true);
};
const node = torrentFilesTable.getNode(id);
const parent = node.parent;
if (parent === torrentFilesTable.getRoot()) {
updateComplete();
return;
}
const siblings = parent.children;
let checkedCount = 0;
let uncheckedCount = 0;
let indeterminateCount = 0;
let desiredComboboxPriority = null;
for (const sibling of siblings) {
switch (sibling.checked) {
case TriState.Checked:
++checkedCount;
break;
case TriState.Unchecked:
++uncheckedCount;
break;
case TriState.Partial:
++indeterminateCount;
break;
}
if (desiredComboboxPriority === null)
desiredComboboxPriority = getComboboxPriority(sibling.rowId);
else if (desiredComboboxPriority !== getComboboxPriority(sibling.rowId))
desiredComboboxPriority = FilePriority.Mixed;
}
const currentCheckboxState = parent.checked;
let desiredCheckboxState = TriState.Unchecked;
if ((indeterminateCount > 0) || ((checkedCount > 0) && (uncheckedCount > 0)))
desiredCheckboxState = TriState.Partial;
else if (checkedCount > 0)
desiredCheckboxState = TriState.Checked;
const currentComboboxPriority = getComboboxPriority(parent.rowId);
if ((currentCheckboxState !== desiredCheckboxState) || (currentComboboxPriority !== desiredComboboxPriority)) {
const node = torrentFilesTable.getNode(parent.rowId.toString());
node.priority = desiredComboboxPriority;
node.checked = desiredCheckboxState;
updateParentFolder(parent.rowId);
}
else {
updateComplete();
}
};
const init = (tableId, tableClass, onFilePriorityChangedHandler = undefined, onFileRenameHandler = undefined) => {
if (onFilePriorityChangedHandler !== undefined)
onFilePriorityChanged = onFilePriorityChangedHandler;
torrentFilesTable = new tableClass();
const torrentFilesContextMenu = new window.qBittorrent.ContextMenu.ContextMenu({
targets: `#${tableId} tbody tr`,
menu: "torrentFilesMenu",
actions: {
Rename: (element, ref) => {
if (onFileRenameHandler !== undefined) {
const nodes = torrentFilesTable.selectedRowsIds().map(row => torrentFilesTable.getNode(row));
onFileRenameHandler(torrentFilesTable.selectedRows, nodes);
}
},
FilePrioIgnore: (element, ref) => {
filesPriorityMenuClicked(FilePriority.Ignored);
},
FilePrioNormal: (element, ref) => {
filesPriorityMenuClicked(FilePriority.Normal);
},
FilePrioHigh: (element, ref) => {
filesPriorityMenuClicked(FilePriority.High);
},
FilePrioMaximum: (element, ref) => {
filesPriorityMenuClicked(FilePriority.Maximum);
}
},
offsets: {
x: 0,
y: 2
},
});
torrentFilesTable.setup(tableId, "torrentFilesTableFixedHeaderDiv", torrentFilesContextMenu, true);
// inject checkbox into table header
const tableHeaders = document.querySelectorAll("#torrentFilesTableFixedHeaderDiv .dynamicTableHeader th");
if (tableHeaders.length > 0) {
const checkbox = document.createElement("input");
checkbox.type = "checkbox";
checkbox.id = "tristate_cb";
checkbox.addEventListener("click", switchGlobalCheckboxState);
const checkboxTH = tableHeaders[0];
checkboxTH.appendChild(checkbox);
}
// default sort by name column
if (torrentFilesTable.getSortedColumn() === null)
torrentFilesTable.setSortedColumn("name");
// listen for changes to torrentFilesFilterInput
document.getElementById("torrentFilesFilterInput").addEventListener("input", (event) => {
clearTimeout(torrentFilesFilterInputTimer);
torrentFilesFilterInputTimer = -1;
const value = document.getElementById("torrentFilesFilterInput").value;
torrentFilesTable.setFilter(value);
torrentFilesFilterInputTimer = setTimeout(() => {
torrentFilesFilterInputTimer = -1;
torrentFilesTable.updateTable();
if (value.trim() === "")
torrentFilesTable.collapseAllNodes();
else
torrentFilesTable.expandAllNodes();
}, window.qBittorrent.Misc.FILTER_INPUT_DELAY);
});
return torrentFilesTable;
};
const clearFilterInputTimer = () => {
clearTimeout(torrentFilesFilterInputTimer);
torrentFilesFilterInputTimer = -1;
};
return exports();
})();
Object.freeze(window.qBittorrent.TorrentContent);