Files
DiceCloud/app/imports/server/publications/searchLibraryNodes.js
2022-07-20 00:09:58 +02:00

144 lines
4.0 KiB
JavaScript

import { check } from 'meteor/check';
import Libraries from '/imports/api/library/Libraries.js';
import LibraryNodes from '/imports/api/library/LibraryNodes.js';
import getCreatureLibraryIds from '/imports/api/library/getCreatureLibraryIds.js';
import getUserLibraryIds from '/imports/api/library/getUserLibraryIds.js';
import { assertViewPermission } from '/imports/api/sharing/sharingPermissions.js';
Meteor.publish('selectedLibraryNodes', function(selectedNodeIds){
check(selectedNodeIds, Array);
// Limit to 20 selected nodes
if (selectedNodeIds.length > 20){
selectedNodeIds = selectedNodeIds.slice(0, 20);
}
let libraryViewPermissions = {};
// Check view permissions of all libraries
for (let id of selectedNodeIds){
let node = LibraryNodes.findOne(id);
if (!node) continue;
let libraryId = node.ancestors[0].id;
if (libraryViewPermissions[id]){
continue;
} else {
let library = Libraries.findOne(libraryId, {fields: {
owner: 1,
readers: 1,
writers: 1,
public: 1,
}});
assertViewPermission(library, this.userId);
libraryViewPermissions[id] = true;
}
}
// Return all nodes and their children
return [LibraryNodes.find({
$or: [
{_id: {$in: selectedNodeIds}},
{'ancestors.id': {$in: selectedNodeIds}},
],
})];
});
Meteor.publish('searchLibraryNodes', function(creatureId){
let self = this;
this.autorun(function (){
let type = self.data('type');
if (!type) return [];
let userId = this.userId;
if (!userId) {
return [];
}
// Get all the ids of libraries the user can access
let libraryIds;
if (creatureId) {
libraryIds = getCreatureLibraryIds(creatureId, userId)
} else {
libraryIds = getUserLibraryIds(userId)
}
// Build a filter for nodes in those libraries that match the type
let filter = {
'ancestors.id': {$in: libraryIds},
removed: {$ne: true},
tags: {$ne: []}, // Only tagged library nodes are considered
};
if (type){
filter.$or = [{
type,
},{
type: 'slotFiller',
slotFillerType: type,
}];
}
this.autorun(function(){
// Get the limit of the documents the user can fetch
var limit = self.data('limit') || 32;
check(limit, Number);
// Get the search term
let searchTerm = self.data('searchTerm') || '';
check(searchTerm, String);
let options = undefined;
if (searchTerm){
filter.$text = {$search: searchTerm};
options = {
// relevant documents have a higher score.
fields: {
score: { $meta: 'textScore' }
},
sort: {
// `score` property specified in the projection fields above.
score: { $meta: 'textScore' },
'ancestors.0.id': 1,
name: 1,
order: 1,
}
}
} else {
delete filter.$text
options = {sort: {
'ancestors.0.id': 1,
name: 1,
order: 1,
}};
}
options.limit = limit;
this.autorun(function () {
self.setData('countAll', LibraryNodes.find(filter).count());
});
let cursor = LibraryNodes.find(filter, options);
const libraries = Libraries.find({ _id: { $in: libraryIds } });
Mongo.Collection._publishCursor(libraries, self, 'libraries');
let observeHandle = cursor.observeChanges({
added: function (id, fields) {
fields._searchResult = true;
self.added('libraryNodes', id, fields);
},
changed: function (id, fields) {
self.changed('libraryNodes', id, fields);
},
removed: function (id) {
self.removed('libraryNodes', id);
}
},
// Publications don't mutate the documents
{ nonMutatingCallbacks: true }
);
// register stop callback (expects lambda w/ no args).
this.onStop(function () {
observeHandle.stop();
});
// this.ready();
});
});
});