2022-12-01 23:05:46 +01:00

234 lines
8.3 KiB
TypeScript

// (C) Copyright 2015 Moodle Pty Ltd.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
import { Injectable } from '@angular/core';
import { CoreSites } from '@services/sites';
import { makeSingleton } from '@singletons';
import { AddonModWikiPageDBRecord, NEW_PAGES_TABLE_NAME } from './database/wiki';
import { AddonModWikiSubwiki } from './wiki';
/**
* Service to handle offline wiki.
*/
@Injectable({ providedIn: 'root' })
export class AddonModWikiOfflineProvider {
/**
* Convert a value to a positive number. If not a number or less than 0, 0 will be returned.
*
* @param value Value to convert.
* @returns Converted value.
*/
convertToPositiveNumber(value: string | number | undefined): number {
value = Number(value);
return value > 0 ? value : 0;
}
/**
* Delete a new page.
*
* @param title Title of the page.
* @param subwikiId Subwiki ID. If not defined, wikiId, userId and groupId should be defined.
* @param wikiId Wiki ID. Optional, will be used create subwiki if not informed.
* @param userId User ID. Optional, will be used create subwiki if not informed.
* @param groupId Group ID. Optional, will be used create subwiki if not informed.
* @param siteId Site ID. If not defined, current site.
* @returns Promise resolved if deleted, rejected if failure.
*/
async deleteNewPage(
title: string,
subwikiId?: number,
wikiId?: number,
userId?: number,
groupId?: number,
siteId?: string,
): Promise<void> {
const site = await CoreSites.getSite(siteId);
subwikiId = this.convertToPositiveNumber(subwikiId);
wikiId = this.convertToPositiveNumber(wikiId);
userId = this.convertToPositiveNumber(userId);
groupId = this.convertToPositiveNumber(groupId);
await site.getDb().deleteRecords(NEW_PAGES_TABLE_NAME, <Partial<AddonModWikiPageDBRecord>> {
subwikiid: subwikiId,
wikiid: wikiId,
userid: userId,
groupid: groupId,
title: title,
});
}
/**
* Get all the stored new pages from all the wikis.
*
* @param siteId Site ID. If not defined, current site.
* @returns Promise resolved with pages.
*/
async getAllNewPages(siteId?: string): Promise<AddonModWikiPageDBRecord[]> {
const site = await CoreSites.getSite(siteId);
return site.getDb().getAllRecords(NEW_PAGES_TABLE_NAME);
}
/**
* Get a stored new page.
*
* @param title Title of the page.
* @param subwikiId Subwiki ID. If not defined, wikiId, userId and groupId should be defined.
* @param wikiId Wiki ID. Optional, will be used create subwiki if not informed.
* @param userId User ID. Optional, will be used create subwiki if not informed.
* @param groupId Group ID. Optional, will be used create subwiki if not informed.
* @param siteId Site ID. If not defined, current site.
* @returns Promise resolved with page.
*/
async getNewPage(
title: string,
subwikiId?: number,
wikiId?: number,
userId?: number,
groupId?: number,
siteId?: string,
): Promise<AddonModWikiPageDBRecord> {
const site = await CoreSites.getSite(siteId);
subwikiId = this.convertToPositiveNumber(subwikiId);
wikiId = this.convertToPositiveNumber(wikiId);
userId = this.convertToPositiveNumber(userId);
groupId = this.convertToPositiveNumber(groupId);
return site.getDb().getRecord(NEW_PAGES_TABLE_NAME, <Partial<AddonModWikiPageDBRecord>> {
subwikiid: subwikiId,
wikiid: wikiId,
userid: userId,
groupid: groupId,
title: title,
});
}
/**
* Get all the stored new pages from a certain subwiki.
*
* @param subwikiId Subwiki ID. If not defined, wikiId, userId and groupId should be defined.
* @param wikiId Wiki ID. Optional, will be used create subwiki if not informed.
* @param userId User ID. Optional, will be used create subwiki if not informed.
* @param groupId Group ID. Optional, will be used create subwiki if not informed.
* @param siteId Site ID. If not defined, current site.
* @returns Promise resolved with pages.
*/
async getSubwikiNewPages(
subwikiId?: number,
wikiId?: number,
userId?: number,
groupId?: number,
siteId?: string,
): Promise<AddonModWikiPageDBRecord[]> {
const site = await CoreSites.getSite(siteId);
subwikiId = this.convertToPositiveNumber(subwikiId);
wikiId = this.convertToPositiveNumber(wikiId);
userId = this.convertToPositiveNumber(userId);
groupId = this.convertToPositiveNumber(groupId);
return site.getDb().getRecords(NEW_PAGES_TABLE_NAME, <Partial<AddonModWikiPageDBRecord>> {
subwikiid: subwikiId,
wikiid: wikiId,
userid: userId,
groupid: groupId,
});
}
/**
* Get all the stored new pages from a list of subwikis.
*
* @param subwikis List of subwiki.
* @param siteId Site ID. If not defined, current site.
* @returns Promise resolved with pages.
*/
async getSubwikisNewPages(subwikis: AddonModWikiSubwiki[], siteId?: string): Promise<AddonModWikiPageDBRecord[]> {
let pages: AddonModWikiPageDBRecord[] = [];
await Promise.all(subwikis.map(async (subwiki) => {
const subwikiPages = await this.getSubwikiNewPages(subwiki.id, subwiki.wikiid, subwiki.userid, subwiki.groupid, siteId);
pages = pages.concat(subwikiPages);
}));
return pages;
}
/**
* Save a new page to be sent later.
*
* @param title Title of the page.
* @param content Content of the page.
* @param subwikiId Subwiki ID. If not defined, wikiId, userId and groupId should be defined.
* @param wikiId Wiki ID. Optional, will be used create subwiki if not informed.
* @param userId User ID. Optional, will be used create subwiki if not informed.
* @param groupId Group ID. Optional, will be used create subwiki if not informed.
* @param siteId Site ID. If not defined, current site.
* @returns Promise resolved if stored, rejected if failure.
*/
async saveNewPage(
title: string,
content: string,
subwikiId?: number,
wikiId?: number,
userId?: number,
groupId?: number,
siteId?: string,
): Promise<void> {
const site = await CoreSites.getSite(siteId);
const now = Date.now();
const entry: AddonModWikiPageDBRecord = {
title: title,
cachedcontent: content,
subwikiid: this.convertToPositiveNumber(subwikiId),
wikiid: this.convertToPositiveNumber(wikiId),
userid: this.convertToPositiveNumber(userId),
groupid: this.convertToPositiveNumber(groupId),
contentformat: 'html',
timecreated: now,
timemodified: now,
caneditpage: 1,
};
await site.getDb().insertRecord(NEW_PAGES_TABLE_NAME, entry);
}
/**
* Check if a list of subwikis have offline data stored.
*
* @param subwikis List of subwikis.
* @param siteId Site ID. If not defined, current site.
* @returns Promise resolved with boolean: whether it has offline data.
*/
async subwikisHaveOfflineData(subwikis: AddonModWikiSubwiki[], siteId?: string): Promise<boolean> {
try {
const pages = await this.getSubwikisNewPages(subwikis, siteId);
return !!pages.length;
} catch {
// Error, return false.
return false;
}
}
}
export const AddonModWikiOffline = makeSingleton(AddonModWikiOfflineProvider);