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categories.js
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categories.js
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'use strict';
const _ = require('lodash');
const nconf = require('nconf');
const categories = require('../../categories');
const analytics = require('../../analytics');
const plugins = require('../../plugins');
const translator = require('../../translator');
const meta = require('../../meta');
const helpers = require('../helpers');
const pagination = require('../../pagination');
const categoriesController = module.exports;
categoriesController.get = async function (req, res, next) {
const [categoryData, parent, selectedData] = await Promise.all([
categories.getCategories([req.params.category_id]),
categories.getParents([req.params.category_id]),
helpers.getSelectedCategory(req.params.category_id),
]);
const category = categoryData[0];
if (!category) {
return next();
}
category.parent = parent[0];
const data = await plugins.hooks.fire('filter:admin.category.get', {
req: req,
res: res,
category: category,
customClasses: [],
});
data.category.name = translator.escape(String(data.category.name));
data.category.description = translator.escape(String(data.category.description));
res.render('admin/manage/category', {
category: data.category,
selectedCategory: selectedData.selectedCategory,
customClasses: data.customClasses,
postQueueEnabled: !!meta.config.postQueue,
});
};
categoriesController.getAll = async function (req, res) {
const rootCid = parseInt(req.query.cid, 10) || 0;
async function getRootAndChildren() {
const rootChildren = await categories.getAllCidsFromSet(`cid:${rootCid}:children`);
const childCids = _.flatten(await Promise.all(rootChildren.map(cid => categories.getChildrenCids(cid))));
return [rootCid].concat(rootChildren.concat(childCids));
}
// Categories list will be rendered on client side with recursion, etc.
const cids = await (rootCid ? getRootAndChildren() : categories.getAllCidsFromSet('categories:cid'));
let rootParent = 0;
if (rootCid) {
rootParent = await categories.getCategoryField(rootCid, 'parentCid') || 0;
}
const fields = [
'cid', 'name', 'icon', 'parentCid', 'disabled', 'link',
'order', 'color', 'bgColor', 'backgroundImage', 'imageClass',
'subCategoriesPerPage', 'description',
];
const categoriesData = await categories.getCategoriesFields(cids, fields);
const result = await plugins.hooks.fire('filter:admin.categories.get', { categories: categoriesData, fields: fields });
let tree = categories.getTree(result.categories, rootParent);
const cidsCount = rootCid && tree[0] ? tree[0].children.length : tree.length;
const pageCount = Math.max(1, Math.ceil(cidsCount / meta.config.categoriesPerPage));
const page = Math.min(parseInt(req.query.page, 10) || 1, pageCount);
const start = Math.max(0, (page - 1) * meta.config.categoriesPerPage);
const stop = start + meta.config.categoriesPerPage;
function trim(c) {
if (c.children) {
c.subCategoriesLeft = Math.max(0, c.children.length - c.subCategoriesPerPage);
c.hasMoreSubCategories = c.children.length > c.subCategoriesPerPage;
c.showMorePage = Math.ceil(c.subCategoriesPerPage / meta.config.categoriesPerPage);
c.children = c.children.slice(0, c.subCategoriesPerPage);
c.children.forEach(c => trim(c));
}
}
if (rootCid && tree[0] && Array.isArray(tree[0].children)) {
tree[0].children = tree[0].children.slice(start, stop);
tree[0].children.forEach(trim);
} else {
tree = tree.slice(start, stop);
tree.forEach(trim);
}
let selectedCategory;
if (rootCid) {
selectedCategory = await categories.getCategoryData(rootCid);
}
const crumbs = await buildBreadcrumbs(selectedCategory, '/admin/manage/categories');
res.render('admin/manage/categories', {
categoriesTree: tree,
selectedCategory: selectedCategory,
breadcrumbs: crumbs,
pagination: pagination.create(page, pageCount, req.query),
categoriesPerPage: meta.config.categoriesPerPage,
selectCategoryLabel: '[[admin/manage/categories:jump-to]]',
});
};
async function buildBreadcrumbs(categoryData, url) {
if (!categoryData) {
return;
}
const breadcrumbs = [
{
text: categoryData.name,
url: `${nconf.get('relative_path')}${url}?cid=${categoryData.cid}`,
cid: categoryData.cid,
},
];
const allCrumbs = await helpers.buildCategoryBreadcrumbs(categoryData.parentCid);
const crumbs = allCrumbs.filter(c => c.cid);
crumbs.forEach((c) => {
c.url = `${url}?cid=${c.cid}`;
});
crumbs.unshift({
text: '[[admin/manage/categories:top-level]]',
url: url,
});
return crumbs.concat(breadcrumbs);
}
categoriesController.buildBreadCrumbs = buildBreadcrumbs;
categoriesController.getAnalytics = async function (req, res) {
const [name, analyticsData, selectedData] = await Promise.all([
categories.getCategoryField(req.params.category_id, 'name'),
analytics.getCategoryAnalytics(req.params.category_id),
helpers.getSelectedCategory(req.params.category_id),
]);
res.render('admin/manage/category-analytics', {
name: name,
analytics: analyticsData,
selectedCategory: selectedData.selectedCategory,
});
};