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MOBILE-3299 core: Let site plugins use canBeCleared in site schemas

main
Dani Palou 2020-01-22 12:12:02 +01:00
parent 7dadd08a30
commit 136b746696
2 changed files with 59 additions and 15 deletions
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7
src/core/settings/pages/space-usage/space-usage.ts
View File

@ -22,6 +22,7 @@ import { CoreSitesProvider } from '@providers/sites';
import { CoreDomUtilsProvider } from '@providers/utils/dom';
import { CoreCourseProvider } from '@core/course/providers/course';
import { CoreFilterProvider } from '@core/filter/providers/filter';
import { CoreSite } from '@classes/site';
/**
* Page that displays the space usage settings.
@ -145,8 +146,8 @@ export class CoreSettingsSpaceUsagePage {
* @param site Site object.
* @return If there are rows to delete or not.
*/
protected calcSiteClearRows(site: any): Promise<number> {
const clearTables = this.sitesProvider.getSiteTableSchemasToClear();
protected calcSiteClearRows(site: CoreSite): Promise<number> {
const clearTables = this.sitesProvider.getSiteTableSchemasToClear(site);
let totalEntries = 0;
@ -178,7 +179,7 @@ export class CoreSettingsSpaceUsagePage {
}).then((site) => {
// Clear cache tables.
const cleanSchemas = this.sitesProvider.getSiteTableSchemasToClear();
const cleanSchemas = this.sitesProvider.getSiteTableSchemasToClear(site);
const promises = cleanSchemas.map((name) => {
return site.getDb().deleteRecords(name);
});

67
src/providers/sites.ts
View File

@ -140,6 +140,12 @@ export interface CoreSiteSchema {
*/
canBeCleared?: string[];
/**
* If true, the schema will only be applied to the current site. Otherwise it will be applied to all sites.
* If you're implementing a site plugin, please set it to true.
*/
onlyCurrentSite?: boolean;
/**
* Tables to create when installing or upgrading the schema.
*/
@ -158,6 +164,16 @@ export interface CoreSiteSchema {
migrate?(db: SQLiteDB, oldVersion: number, siteId: string): Promise<any> | void;
}
/**
* Registered site schema.
*/
export interface CoreRegisteredSiteSchema extends CoreSiteSchema {
/**
* Site ID to apply the schema to. If not defined, all sites.
*/
siteId?: string;
}
export const enum CoreSitesReadingStrategy {
OnlyCache,
PreferCache,
@ -252,7 +268,7 @@ export class CoreSitesProvider {
protected siteSchemasMigration: { [siteId: string]: Promise<any> } = {};
// Schemas for site tables. Other providers can add schemas in here.
protected siteSchemas: { [name: string]: CoreSiteSchema } = {};
protected siteSchemas: { [name: string]: CoreRegisteredSiteSchema } = {};
protected siteTablesSchemas: SQLiteDBTableSchema[] = [
{
name: this.SCHEMA_VERSIONS_TABLE,
@ -1626,16 +1642,39 @@ export class CoreSitesProvider {
/**
* Register a site schema.
*
* @param schema The schema to register.
* @return Promise resolved when done.
*/
registerSiteSchema(schema: CoreSiteSchema): void {
async registerSiteSchema(schema: CoreSiteSchema): Promise<void> {
if (this.currentSite) {
// Site has already been created, it's a schema probably added by site plugins. Add it only to current site.
const schemas: {[name: string]: CoreSiteSchema} = {};
schemas[schema.name] = schema;
try {
// Site has already been created, apply the schema directly.
const schemas: {[name: string]: CoreRegisteredSiteSchema} = {};
schemas[schema.name] = schema;
this.applySiteSchemas(this.currentSite, schemas);
} else {
if (!schema.onlyCurrentSite) {
// Apply it to all sites.
const siteIds = await this.getSitesIds();
await Promise.all(siteIds.map(async (siteId) => {
const site = await this.getSite(siteId);
return this.applySiteSchemas(site, schemas);
}));
} else {
// Apply it to the specified site only.
(schema as CoreRegisteredSiteSchema).siteId = this.currentSite.getId();
await this.applySiteSchemas(this.currentSite, schemas);
}
} finally {
// Add the schema to the list. It's done in the end to prevent a schema being applied twice.
this.siteSchemas[schema.name] = schema;
}
} else if (!schema.onlyCurrentSite) {
// Add the schema to the list, it will be applied when the sites are created.
this.siteSchemas[schema.name] = schema;
}
}
@ -1673,7 +1712,7 @@ export class CoreSitesProvider {
* @param schemas Schemas to migrate.
* @return Promise resolved when done.
*/
protected applySiteSchemas(site: CoreSite, schemas: {[name: string]: CoreSiteSchema}): Promise<any> {
protected applySiteSchemas(site: CoreSite, schemas: {[name: string]: CoreRegisteredSiteSchema}): Promise<any> {
const db = site.getDb();
// Fetch installed versions of the schema.
@ -1687,7 +1726,8 @@ export class CoreSitesProvider {
for (const name in schemas) {
const schema = schemas[name];
const oldVersion = versions[name] || 0;
if (oldVersion >= schema.version) {
if (oldVersion >= schema.version || (schema.siteId && site.getId() != schema.siteId)) {
// Version already applied or the schema shouldn't be registered to this site.
continue;
}
@ -1748,12 +1788,15 @@ export class CoreSitesProvider {
/**
* Returns the Site Schema names that can be cleared on space storage.
*
* @param site The site that will be cleared.
* @return Name of the site schemas.
*/
getSiteTableSchemasToClear(): string[] {
getSiteTableSchemasToClear(site: CoreSite): string[] {
let reset = [];
for (const name in this.siteSchemas) {
if (this.siteSchemas[name].canBeCleared) {
const schema = this.siteSchemas[name];
if (schema.canBeCleared && (!schema.siteId || site.getId() == schema.siteId)) {
reset = reset.concat(this.siteSchemas[name].canBeCleared);
}
}