mirror of
https://github.com/ether/etherpad-lite.git
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5192a0c498
Requires temporary hack within `Pad.remove()` to allow for the lack of callback on the rewritten version.
65 lines
1.9 KiB
JavaScript
65 lines
1.9 KiB
JavaScript
/**
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* The ReadOnlyManager manages the database and rendering releated to read only pads
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*/
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/*
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* 2011 Peter 'Pita' Martischka (Primary Technology Ltd)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS-IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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var db = require("./DB");
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var randomString = require("../utils/randomstring");
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/**
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* returns a read only id for a pad
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* @param {String} padId the id of the pad
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*/
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exports.getReadOnlyId = async function (padId)
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{
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// check if there is a pad2readonly entry
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let readOnlyId = await db.get("pad2readonly:" + padId);
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// there is no readOnly Entry in the database, let's create one
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if (readOnlyId == null) {
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readOnlyId = "r." + randomString(16);
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db.set("pad2readonly:" + padId, readOnlyId);
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db.set("readonly2pad:" + readOnlyId, padId);
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}
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return readOnlyId;
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}
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/**
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* returns the padId for a read only id
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* @param {String} readOnlyId read only id
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*/
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exports.getPadId = function(readOnlyId)
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{
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return db.get("readonly2pad:" + readOnlyId);
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}
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/**
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* returns the padId and readonlyPadId in an object for any id
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* @param {String} padIdOrReadonlyPadId read only id or real pad id
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*/
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exports.getIds = async function(id) {
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let readonly = (id.indexOf("r.") === 0);
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// Might be null, if this is an unknown read-only id
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let readOnlyPadId = readonly ? id : await exports.getReadOnlyId(id);
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let padId = readonly ? await exports.getPadId(id) : id;
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return { readOnlyPadId, padId, readonly };
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}
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