120 lines
3.4 KiB
JavaScript
120 lines
3.4 KiB
JavaScript
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export function splitHashParts()
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{
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const currentHash = location.hash.substr(1);
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const hashParts = currentHash.split('?');
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for (let i = 0, len = hashParts.length; i != len; ++i) {
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hashParts[i] = decodeURIComponent(hashParts[i]);
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}
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return hashParts;
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}
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export function hashAsObject(hash)
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{
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const hashObject = {};
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(hash || location.hash.substr(1)).split('&').forEach(function(hashPart) {
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const parts = hashPart.split('=', 2);
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if (parts.length < 1) {
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return;
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}
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hashObject[decodeURIComponent(parts[0])] = parts.length > 1 ? decodeURIComponent(parts[1]) : undefined;
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});
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return hashObject;
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}
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export function getAndEmptyElement(elementId, specialActionsById)
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{
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return emptyDomElement(document.getElementById(elementId), specialActionsById);
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}
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export function emptyDomElement(domElement, specialActionsById)
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{
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let child = domElement.firstChild;
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while (child) {
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let specialAction = specialActionsById ? specialActionsById[child.id] : undefined;
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let nextSibling = child.nextSibling;
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if (specialAction !== 'keep') {
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domElement.removeChild(child);
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}
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child = nextSibling;
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}
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return domElement;
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}
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export function alterFormSelection(form, command)
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{
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// modify form elements
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const elements = form.elements;
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for (let i = 0, len = elements.length; i != len; ++i) {
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const element = elements[i];
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if (element.type !== 'checkbox') {
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continue;
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}
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switch (command) {
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case 'uncheck-all':
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element.checked = false;
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break;
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case 'check-all':
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element.checked = true;
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break;
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}
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}
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// modify the actual data
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const tables = form.getElementsByTagName('table');
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for (let i = 0, len = tables.length; i != len; ++i) {
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const data = tables[i].data;
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if (!Array.isArray(data)) {
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return;
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}
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data.forEach(function (row) {
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switch (command) {
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case 'uncheck-all':
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row.selected = false;
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break;
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case 'check-all':
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row.selected = true;
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break;
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}
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});
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}
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}
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export function getProperty(object, property, fallback)
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{
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if (typeof object !== 'object') {
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return fallback;
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}
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const value = object[property];
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return value !== undefined ? value : fallback;
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}
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export function makeRepoName(dbName, dbArch)
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{
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return dbArch && dbArch !== 'x86_64' ? dbName + '@' + dbArch : dbName;
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}
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/// \brief Returns the table row data for the table within the element with the specified ID.
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export function getFormTableData(formId)
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{
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const formElement = document.getElementById(formId);
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const tableElement = formElement.getElementsByTagName('table')[0];
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if (tableElement === undefined) {
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return;
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}
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const data = tableElement.data;
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return Array.isArray(data) ? data : undefined;
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}
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/// \brief Returns the cell values of selected rows.
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/// \remarks The row data needs to be passed. The cell is determined by the specified \a propertyName.
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export function getSelectedRowProperties(data, propertyName)
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{
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const propertyValues = [];
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data.forEach(function (row) {
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if (row.selected) {
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propertyValues.push(row[propertyName]);
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}
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});
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return propertyValues;
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}
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