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import { HttpErrorResponse, HttpEventType } from '@angular/common/http';
import { Component, OnDestroy } from '@angular/core';
import { ReactiveFormsModule } from '@angular/forms';
import { Router, RouterLink } from '@angular/router';
import { pick, uniq, without } from 'lodash-es';
import { DateTime } from 'luxon';
import { autorun, IReactionDisposer, runInAction, toJS } from 'mobx';
import { MobxAngularModule } from 'mobx-angular';
import { catchError, concat, last, lastValueFrom, map, of, switchMap, throwError } from 'rxjs';
import { v4 as uuid } from 'uuid';
import * as XLSX from 'xlsx';
import { ExtComponent } from '../../../component/ext/ext.component';
import { LoadingComponent } from '../../../component/loading/loading.component';
import { RefComponent } from '../../../component/ref/ref.component';
import { AutofocusDirective } from '../../../directive/autofocus.directive';
import { Ext, mapExt } from '../../../model/ext';
import { mapRef, Ref } from '../../../model/ref';
import { TagPreviewPipe } from '../../../pipe/tag-preview.pipe';
import { AdminService } from '../../../service/admin.service';
import { ExtService } from '../../../service/api/ext.service';
import { ProxyService } from '../../../service/api/proxy.service';
import { RefService } from '../../../service/api/ref.service';
import { AuthzService } from '../../../service/authz.service';
import { BookmarkService } from '../../../service/bookmark.service';
import { ModService } from '../../../service/mod.service';
import { Store } from '../../../store/store';
import { downloadSet } from '../../../util/download';
import { TAGS_REGEX } from '../../../util/format';
import { printError } from '../../../util/http';
import { FilteredModels, filterModels, getModels, getTextFile, unzip, zippedFile } from '../../../util/zip';
@Component({
selector: 'app-upload',
templateUrl: './upload.component.html',
styleUrls: ['./upload.component.scss'],
host: { 'class': 'full-page-upload' },
imports: [
ExtComponent,
RefComponent,
MobxAngularModule,
RouterLink,
ReactiveFormsModule,
AutofocusDirective,
LoadingComponent,
AsyncPipe,
TagPreviewPipe,
]
})
export class UploadPageI implements OnDestroy {
private disposers: IReactionDisposer[] = [];
tagRegex = TAGS_REGEX.source;
erroredExts: Ext[] = [];
erroredRefs: Ref[] = [];
serverErrors: string[] = [];
processing = false;
fileCache = this.admin.getPlugin('plugin/file');
constructor(
public store: Store,
public bookmarks: BookmarkService,
private mod: ModService,
private admin: AdminService,
private refs: RefService,
private exts: ExtService,
private proxy: ProxyService,
private auth: AuthzService,
private router: Router,
) {
mod.setTitle($localize`Submit: Upload`);
this.disposers.push(autorun(() => {
this.readUploads(this.store.submit.files);
runInAction(() => this.store.submit.clearFiles());
}));
this.store.submit.clearOverride();
}
ngOnDestroy() {
for (const dispose of this.disposers) dispose();
this.disposers.length = 0;
}
readUploads(uploads?: File[], forceCache = false) {
// TODO: process sequentially and show indicator
Eif (!uploads?.length) return;
// Refs and Exts
const files: File[] = [];
const tables: File[] = [];
// File Cache
let cacheWarning = false;
const audio: File[] = [];
const video: File[] = [];
const images: File[] = [];
const pdfs: File[] = [];
const bookmarks: File[] = [];
const sitemap: File[] = [];
const texts: File[] = [];
const cache: File[] = [];
for (let i = 0; i < uploads.length; i++) {
const file = uploads[i];
if (!forceCache && (file.type === 'application/json' || file.type === 'application/zip')) {
files.push(file);
} else if (!forceCache && file.type.startsWith('text/plain')) {
texts.push(file);
} else if (!forceCache && [
'text/csv',
'application/vnd.ms-excel',
'application/vnd.oasis.opendocument.spreadsheet',
'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
].includes(file.type)) {
tables.push(file);
} else if (!forceCache && file.type.startsWith('text/html')) {
bookmarks.push(file);
} else if (!forceCache && file.type.startsWith('text/xml') || file.type.startsWith('application/xml')) {
sitemap.push(file);
} else {
if (!this.fileCache) cacheWarning = true;
if (file.type.startsWith('audio/')) {
audio.push(file);
} else if (file.type.startsWith('video/')) {
video.push(file);
} else if (file.type.startsWith('image/')) {
images.push(file);
} else if (file.type.startsWith('application/pdf')) {
pdfs.push(file);
} else {
cache.push(file);
}
}
}
// Refs and Exts
this.read(files);
this.readData(texts, this.store.account.localTag, ...this.store.submit.tags);
this.readSheet(tables, 'plugin/table', this.store.account.localTag, ...this.store.submit.tags);
this.readBookmarks(bookmarks, this.store.account.localTag, ...this.store.submit.tags);
this.readSitemap(sitemap, this.store.account.localTag, ...this.store.submit.tags);
if (cacheWarning) alert('File Cache has not been enabled by the admin (plugin/file) so file uploads will likely fail.')
this.readCache(audio, 'plugin/audio', this.store.account.localTag, ...this.store.submit.tags);
this.readCache(video, 'plugin/video', 'plugin/thumbnail', this.store.account.localTag, ...this.store.submit.tags);
this.readCache(images, 'plugin/image', 'plugin/thumbnail', this.store.account.localTag, ...this.store.submit.tags);
this.readCache(pdfs, 'plugin/pdf', this.store.account.localTag, ...this.store.submit.tags);
this.readCache(cache, 'plugin/file', this.store.account.localTag, ...this.store.submit.tags);
}
read(files?: File[], ...extraTags: string[]) {
if (!files) return;
for (let i = 0; i < files?.length; i++) {
const file = files[i];
this.getModels(file)
.then(models => {
if (models.ref?.length + models.ext?.length > this.store.submit.maxPreview) {
// Bail on existence checks for huge archives
return models;
}
models.ref?.forEach(ref => {
ref.tags = uniq([...ref.tags || [], ...extraTags]);
this.refs.count({ url: ref.url }).subscribe(count => {
if (count) {
this.store.submit.foundRef(ref.url);
// TODO: diff existing refs
// this.refs.get(ref.url, ref.origin).subscribe(diff => this.store.submit.diffRef(diff));
}
})
});
models.ext?.forEach(ext => this.exts.count({ query: ext.tag }).subscribe(count => {
if (count) {
this.store.submit.foundExt(ext.tag);
}
}));
return models;
})
.then(models => {
this.store.submit.addExts(...(models.ext || []));
this.store.submit.addRefs(...(models.ref || []));
})
.catch(e => alert(e));
}
}
readCache(files: File[], tag: string, ...extraTags: string[]) {
if (!files) return;
for (let i = 0; i < files?.length; i++) {
const file = files[i];
runInAction(() => {
this.store.submit.caching.set(file, { name: file.name, progress: 0 });
});
this.proxy.save(file, this.store.account.origin).pipe(
map(event => {
switch (event.type) {
case HttpEventType.Response:
return event.body;
case HttpEventType.UploadProgress:
const percentDone = event.total ? Math.round(100 * event.loaded / event.total) : 0;
runInAction(() => {
this.store.submit.caching.set(file, { name: file.name, progress: percentDone });
});
return null;
}
return null;
}),
last(),
// TODO: Why is initial cursor wrong???
switchMap((ref: Ref | null) => this.refs.get(ref!.url, ref!.origin)),
map((ref: Ref | null) => {
ref!.title = file.name;
ref!.tags = uniq([...ref!.tags || [], tag, ...extraTags.filter(t => !!t)]);
return ref!;
}),
catchError((res: HttpErrorResponse) => {
this.store.submit.caching.delete(file);
this.serverErrors.push(...printError(res));
return throwError(() => res);
}),
).subscribe(ref => runInAction(() => {
this.store.submit.caching.delete(file);
this.store.submit.addRefs({ ...ref, upload: true, exists: true });
}));
}
}
readUrlPlugin(files: File[], tag: string, ...extraTags: string[]) {
if (!files) return;
for (let i = 0; i < files?.length; i++) {
const file = files[i];
const reader = new FileReader();
reader.onload = () => runInAction(() => this.store.submit.addRefs({
upload: true,
url: 'internal:' + uuid(),
title: file.name,
tags: uniq(['public', tag, ...extraTags.filter(t => !!t)]),
plugins: { [tag]: { url: reader.result as string } },
published: DateTime.now(),
}));
reader.readAsDataURL(file);
}
}
readData(files: File[], ...extraTags: string[]) {
if (!files) return;
for (let i = 0; i < files?.length; i++) {
const file = files[i];
const reader = new FileReader();
reader.onload = () => runInAction(() => this.store.submit.addRefs({
upload: true,
url: 'internal:' + uuid(),
title: file.name,
tags: uniq(['public', ...extraTags.filter(t => !!t)]),
comment: reader.result as string,
published: DateTime.now(),
}));
reader.readAsText(file);
}
}
readBookmarks(files: File[], ...extraTags: string[]) {
if (!files) return;
for (let i = 0; i < files?.length; i++) {
const file = files[i];
const reader = new FileReader();
reader.onload = () => runInAction(() => {
const html = reader.result as string;
const links = new DOMParser().parseFromString(html, 'text/html').documentElement.getElementsByTagName('a');
for (let i = 0; i < links.length; i++) {
const a = links.item(i)!;
this.store.submit.addRefs({
upload: true,
url: a.href,
title: a.innerText,
tags: ['public', ...extraTags.filter(t => !!t)],
published: DateTime.now(),
});
}
});
reader.readAsText(file);
}
}
readSitemap(files: File[], ...extraTags: string[]) {
if (!files) return;
for (let i = 0; i < files?.length; i++) {
const file = files[i];
const reader = new FileReader();
reader.onload = () => runInAction(() => {
const xml = reader.result as string;
const locs = new DOMParser().parseFromString(xml, 'application/xml').documentElement.getElementsByTagName('loc');
for (let i = 0; i < locs.length; i++) {
const loc = locs.item(i)?.textContent;
if (!loc) continue;
this.store.submit.addRefs({
upload: true,
url: loc,
tags: ['public', ...extraTags.filter(t => !!t)],
published: DateTime.now(),
});
}
});
reader.readAsText(file);
}
}
readSheet(files: File[], ...extraTags: string[]) {
if (!files) return;
for (let i = 0; i < files?.length; i++) {
const file = files[i];
const reader = new FileReader();
reader.onload = () => runInAction(() => {
const wb = XLSX.read(reader.result);
for (const sheet of wb.SheetNames) {
const title = wb.SheetNames.length === 1 ? file.name : `${file.name} [${sheet}]`;
const comment = XLSX.utils.sheet_to_csv(wb.Sheets[sheet]);
this.store.submit.addRefs({
upload: true,
url: 'internal:' + uuid(),
title,
tags: ['public', ...extraTags.filter(t => !!t)],
comment,
published: DateTime.now(),
});
}
});
reader.readAsArrayBuffer(file);
}
}
clear(upload: HTMLInputElement) {
upload.value = '';
this.store.submit.clearUpload();
}
download() {
if (this.store.submit.empty) return;
return downloadSet(this.store.submit.refs, this.store.submit.exts, 'uploads');
}
push() {
if (this.processing || this.store.submit.empty) return;
this.processing = true;
const uploads = [
...this.store.submit.exts.map(ext => this.uploadExt$(ext)),
...this.store.submit.refs.map(ref => this.uploadRef$(ref)),
];
return lastValueFrom(concat(...uploads))
.then(() => {
if (!this.erroredExts.length && !this.erroredRefs.length) {
this.postNavigate();
}
this.store.submit.clearUpload(this.erroredRefs, this.erroredExts);
this.erroredRefs = [];
this.erroredExts = [];
this.processing = false;
});
}
uploadRef$(ref: Ref) {
ref = toJS(ref);
ref.origin = this.store.account.origin;
ref.tags = ref.tags?.filter(t => this.auth.canAddTag(t));
ref.plugins = pick(ref.plugins, ref.tags || []);
return (ref.exists
? this.refs.update(ref).pipe(
catchError((err: HttpErrorResponse) => {
if (err.status === 404) {
return this.refs.create(ref);
}
return throwError(() => err);
}),
)
: this.refs.create(ref)
).pipe(
catchError((err: HttpErrorResponse) => {
if (err.status === 409) {
if (this.store.submit.overwrite) {
return this.refs.get(ref.url, this.store.account.origin).pipe(
switchMap(existing => {
return this.refs.update({ ...ref, modifiedString: existing.modifiedString });
}),
);
} else {
ref.outdated = true;
}
}
return throwError(() => err);
}),
catchError((res: HttpErrorResponse) => {
this.erroredRefs.push(ref);
this.serverErrors.push(...printError(res));
return of(null);
}),
);
}
uploadExt$(ext: Ext) {
ext = toJS(ext);
ext.origin = this.store.account.origin;
return (ext.exists
? this.exts.update(ext)
: this.exts.create(ext)).pipe(
catchError((err: HttpErrorResponse) => {
if (err.status === 409) {
if (this.store.submit.overwrite) {
return this.exts.get(ext.tag + this.store.account.origin).pipe(
switchMap(existing => {
return this.exts.update({ ...ext, modifiedString: existing.modifiedString });
})
);
} else {
ext.outdated = true;
}
}
return throwError(() => err);
}),
catchError((res: HttpErrorResponse) => {
this.erroredExts.push(ext);
this.serverErrors.push(...printError(res));
return of(null);
}),
);
}
tagAll(field: HTMLInputElement) {
if (field.validity.patternMismatch) {
field.setCustomValidity($localize`
Tags must be lower case letters, numbers, periods and forward slashes.
Must not start with a forward slash or period.
Must not or contain two forward slashes or periods in a row.
Protected tags start with a plus sign.
Private tags start with an underscore.`)
field.reportValidity();
return;
}
if (field.value) {
this.bookmarks.tags = field.value.startsWith('-')
? without(this.bookmarks.tags, field.value.substring(1))
: uniq([...this.bookmarks.tags, field.value]);
this.store.submit.tagRefs(field.value.toLowerCase().trim().split(/\s+/));
this.store.eventBus.fire('refresh:uploads');
field.value = '';
}
}
set overwrite(value: boolean) {
runInAction(() => this.store.submit.overwrite = value);
}
private getModels(file: File): Promise<FilteredModels> {
if (file.name.toLowerCase().endsWith('.zip')) {
return unzip(file).then(zip => Promise.all([
zippedFile(zip, 'ext.json')
.then(json => getModels<Ext>(json))
.then(exts => exts.map(mapExt)),
zippedFile(zip, 'ref.json')
.then(json => getModels<Ref>(json))
.then(refs => refs.map(mapRef)),
]))
.then(([ext, ref]) => ({ ext, ref }));
} else {
return getTextFile(file)
.then(getModels)
.then(filterModels);
}
}
private postNavigate() {
if (this.store.submit.exts.length) {
return this.router.navigate(['/tag', this.store.submit.exts[0].tag]);
}
if (this.store.submit.refs.length === 1) {
return this.router.navigate(['/ref', this.store.submit.refs[0].url]);
}
if (this.store.submit.refs.length) {
return this.router.navigate(['/tag', this.store.account.tag], { queryParams: { filter: 'query/plugin/file' } });
}
return null;
}
}
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