Squashed commit of the following:

commit ac82511ddd17d5472ae3cfea9bbad9754f5a4d62
Author: Simon Cambier <simon.cambier@protonmail.com>
Date:   Sat Oct 22 08:23:42 2022 +0200

    Screw that cache, seriously.

commit 8ba40d1be73daaaffea09e07bc56c339266db9b6
Author: Simon Cambier <simon.cambier@protonmail.com>
Date:   Fri Oct 21 22:36:48 2022 +0200

    Stuff

commit 27b8fd7dc809be9714a109d3a458eb1276a47e2e
Author: Simon Cambier <simon.cambier@protonmail.com>
Date:   Fri Oct 21 22:22:20 2022 +0200

    Moved files

commit fb1349c914907e586e103ca54fb04b9ddd45ef5d
Author: Simon Cambier <simon.cambier@protonmail.com>
Date:   Thu Oct 20 22:25:29 2022 +0200

    Removed duplicate code

commit e7371138e60cbe4155cfd4fb44e3ee1d2e3ee088
Author: Simon Cambier <simon.cambier@protonmail.com>
Date:   Thu Oct 20 21:50:09 2022 +0200

    Moved a bunch of files

commit 2ee1b2a0e799d4b41ab3a444d8cc44dfff5b5623
Author: Simon Cambier <simon.cambier@protonmail.com>
Date:   Thu Oct 20 21:32:21 2022 +0200

    Removed useless code

commit 76c530dfb9adbad1bbe9079de2330fe43a044249
Author: Simon Cambier <simon.cambier@protonmail.com>
Date:   Thu Oct 20 20:44:11 2022 +0200

    Split file reading and indexing
This commit is contained in:
Simon Cambier
2022-10-22 08:25:34 +02:00
parent 1376cea282
commit c2ecdd79ad
25 changed files with 338 additions and 403 deletions

37
src/tools/api.ts Normal file
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import type { ResultNote, SearchMatch } from '../globals'
import { Query } from '../search/query'
import * as Search from '../search/search'
type ResultNoteApi = {
score: number
path: string
basename: string
foundWords: string[]
matches: SearchMatch[]
}
function mapResults(results: ResultNote[]): ResultNoteApi[] {
return results.map(result => {
const { score, path, basename, foundWords, matches } = result
return {
score,
path,
basename,
foundWords,
matches: matches.map(match => {
return {
match: match.match,
offset: match.offset,
}
}),
}
})
}
async function search(q: string): Promise<ResultNoteApi[]> {
const query = new Query(q)
const raw = await Search.getSuggestions(query)
return mapResults(raw)
}
export default { search }

66
src/tools/event-bus.ts Normal file
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export type EventBusCallback = (...args: any[]) => any
export class EventBus {
private handlers: Map<string, EventBusCallback> = new Map()
private disabled: string[] = []
/**
* Adds a subscription for `event`, for the specified `context`.
* If a subscription for the same event in the same context already exists, this will overwrite it.
* @param context
* @param event
* @param callback
*/
public on(context: string, event: string, callback: EventBusCallback): void {
if (context.includes('@') || event.includes('@')) {
throw new Error('Invalid context/event name - Cannot contain @')
}
this.handlers.set(`${context}@${event}`, callback)
}
/**
* Removes the subscription for an `event` in the `context`.
* If `event` is left empty, removes all subscriptions.
* @param context
* @param event
*/
public off(context: string, event?: string): void {
if (event) {
this.handlers.delete(`${context}@${event}`)
} else {
for (const [key] of this.handlers.entries()) {
if (key.startsWith(`${context}@`)) {
this.handlers.delete(key)
}
}
}
}
/**
* Disables a `context`. Does not remove subscriptions, but all events for related listeners will be ignored.
* @param context
*/
public disable(context: string): void {
this.enable(context)
this.disabled.push(context)
}
/**
* Re-enables a `context`.
* @param context
*/
public enable(context: string): void {
this.disabled = this.disabled.filter(v => v !== context)
}
public emit(event: string, ...args: any[]): void {
const entries = [...this.handlers.entries()].filter(
([k, _]) => !this.disabled.includes(k.split('@')[0])
)
for (const [key, handler] of entries) {
if (key.endsWith(`@${event}`)) {
handler(...args)
}
}
}
}

100
src/tools/notes.ts Normal file
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import { type CachedMetadata, MarkdownView, TFile } from 'obsidian'
import { stringsToRegex } from './utils'
import type { ResultNote } from '../globals'
export async function openNote(
item: ResultNote,
newPane = false
): Promise<void> {
const reg = stringsToRegex(item.foundWords)
reg.exec(item.content)
const offset = reg.lastIndex
// Check if the note is already open,
// to avoid opening it twice if the first one is pinned
let alreadyOpenAndPinned = false
app.workspace.iterateAllLeaves(leaf => {
if (leaf.view instanceof MarkdownView) {
if (
!newPane &&
leaf.getViewState().state?.file === item.path &&
leaf.getViewState()?.pinned
) {
app.workspace.setActiveLeaf(leaf, { focus: true })
alreadyOpenAndPinned = true
}
}
})
if (!alreadyOpenAndPinned) {
// Open the note normally
await app.workspace.openLinkText(item.path, '', newPane)
}
const view = app.workspace.getActiveViewOfType(MarkdownView)
if (!view) {
// Not an editable document, so no cursor to place
// throw new Error('OmniSearch - No active MarkdownView')
return
}
const pos = view.editor.offsetToPos(offset)
pos.ch = 0
view.editor.setCursor(pos)
view.editor.scrollIntoView({
from: { line: pos.line - 10, ch: 0 },
to: { line: pos.line + 10, ch: 0 },
})
}
export async function createNote(name: string, newLeaf = false): Promise<void> {
try {
let pathPrefix: string
switch (app.vault.getConfig('newFileLocation')) {
case 'current':
pathPrefix = (app.workspace.getActiveFile()?.parent.path ?? '') + '/'
break
case 'folder':
pathPrefix = app.vault.getConfig('newFileFolderPath') + '/'
break
default: // 'root'
pathPrefix = ''
break
}
await app.workspace.openLinkText(`${pathPrefix}${name}.md`, '', newLeaf)
} catch (e) {
;(e as any).message =
'OmniSearch - Could not create note: ' + (e as any).message
console.error(e)
throw e
}
}
/**
* For a given file, returns a list of links leading to notes that don't exist
* @param file
* @param metadata
* @returns
*/
export function getNonExistingNotes(
file: TFile,
metadata: CachedMetadata
): string[] {
return (metadata.links ?? [])
.map(l => {
const path = removeAnchors(l.link)
return app.metadataCache.getFirstLinkpathDest(path, file.path)
? ''
: l.link
})
.filter(l => !!l)
}
/**
* Removes anchors and headings
* @param name
* @returns
*/
export function removeAnchors(name: string): string {
return name.split(/[\^#]+/)[0]
}

203
src/tools/utils.ts Normal file
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import { type CachedMetadata, Platform } from 'obsidian'
import type { SearchMatch } from '../globals'
import {
excerptAfter,
excerptBefore,
highlightClass,
isSearchMatch,
regexLineSplit,
regexStripQuotes,
regexYaml,
} from '../globals'
import { settings } from '../settings'
import { type BinaryLike, createHash } from 'crypto'
import { md5 } from 'pure-md5'
export function highlighter(str: string): string {
return `<span class="${highlightClass}">${str}</span>`
}
export function escapeHTML(html: string): string {
return html
.replaceAll('&', '&amp;')
.replaceAll('<', '&lt;')
.replaceAll('>', '&gt;')
.replaceAll('"', '&quot;')
.replaceAll("'", '&#039;')
}
export function splitLines(text: string): string[] {
return text.split(regexLineSplit).filter(l => !!l && l.length > 2)
}
export function removeFrontMatter(text: string): string {
// Regex to recognize YAML Front Matter (at beginning of file, 3 hyphens, than any charecter, including newlines, then 3 hyphens).
return text.replace(regexYaml, '')
}
export function wait(ms: number): Promise<void> {
return new Promise(resolve => {
setTimeout(resolve, ms)
})
}
// https://stackoverflow.com/a/3561711
export function escapeRegex(str: string): string {
return str.replace(/[-/\\^$*+?.()|[\]{}]/g, '\\$&')
}
/**
* Returns the positions of all occurences of `val` inside of `text`
* https://stackoverflow.com/a/58828841
* @param text
* @param regex
* @returns
*/
export function getAllIndices(text: string, regex: RegExp): SearchMatch[] {
return [...text.matchAll(regex)]
.map(o => ({ match: o[0], offset: o.index }))
.filter(isSearchMatch)
}
export function stringsToRegex(strings: string[]): RegExp {
if (!strings.length) return /^$/g
return new RegExp(strings.map(s => `(${escapeRegex(s)})`).join('|'), 'gi')
}
export function extractHeadingsFromCache(
cache: CachedMetadata,
level: number
): string[] {
return (
cache.headings?.filter(h => h.level === level).map(h => h.heading) ?? []
)
}
export function loopIndex(index: number, nbItems: number): number {
return (index + nbItems) % nbItems
}
export function makeExcerpt(content: string, offset: number): string {
const pos = offset ?? -1
if (pos > -1) {
const from = Math.max(0, pos - excerptBefore)
const to = Math.min(content.length, pos + excerptAfter)
content =
(from > 0 ? '…' : '') +
content.slice(from, to).trim() +
(to < content.length - 1 ? '…' : '')
}
return escapeHTML(content)
}
/**
* splits a string in words or "expressions in quotes"
* @param str
* @returns
*/
export function splitQuotes(str: string): string[] {
return (
str
.match(/"(.*?)"/g)
?.map(s => s.replace(/"/g, ''))
.filter(q => !!q) ?? []
)
}
export function stripSurroundingQuotes(str: string): string {
return str.replace(regexStripQuotes, '')
}
function mapAsync<T, U>(
array: T[],
callbackfn: (value: T, index: number, array: T[]) => Promise<U>
): Promise<U[]> {
return Promise.all(array.map(callbackfn))
}
/**
* https://stackoverflow.com/a/53508547
* @param array
* @param callbackfn
* @returns
*/
export async function filterAsync<T>(
array: T[],
callbackfn: (value: T, index: number, array: T[]) => Promise<boolean>
): Promise<T[]> {
const filterMap = await mapAsync(array, callbackfn)
return array.filter((value, index) => filterMap[index])
}
/**
* A simple function to strip bold and italic markdown chars from a string
* @param text
* @returns
*/
export function stripMarkdownCharacters(text: string): string {
return text.replace(/(\*|_)+(.+?)(\*|_)+/g, (match, p1, p2) => p2)
}
export function getAliasesFromMetadata(
metadata: CachedMetadata | null
): string[] {
const arrOrString = metadata?.frontmatter?.aliases ?? []
return (
Array.isArray(arrOrString) ? arrOrString : arrOrString.toString().split(',')
)
.map(s => (s ? s.trim() : s))
.filter(s => !!s)
}
export function getTagsFromMetadata(metadata: CachedMetadata | null): string[] {
const arrOrString = metadata?.frontmatter?.tags ?? []
const fromFrontMatter = (
Array.isArray(arrOrString) ? arrOrString : arrOrString.split(',')
)
.map(s => (s ? s.trim() : s))
.filter(s => !!s)
const fromBody = (metadata?.tags ?? []).map(t => t.tag)
return [...fromFrontMatter, ...fromBody].map(t =>
t[0] !== '#' ? '#' + t : t
)
}
/**
* https://stackoverflow.com/a/37511463
*/
export function removeDiacritics(str: string): string {
return str.normalize('NFD').replace(/\p{Diacritic}/gu, '')
}
export function getCtrlKeyLabel(): 'ctrl' | '⌘' {
return Platform.isMacOS ? '⌘' : 'ctrl'
}
export function isFileIndexable(path: string): boolean {
return (
(settings.PDFIndexing && path.endsWith('.pdf')) || isFilePlaintext(path)
)
}
export function isFilePlaintext(path: string): boolean {
return getPlaintextExtensions().some(t => path.endsWith(`.${t}`))
}
export function getPlaintextExtensions(): string[] {
return [...settings.indexedFileTypes, 'md']
}
export function getExtension(path: string): string {
const split = path.split('.')
return split[split.length - 1]
}
export function makeMD5(data: BinaryLike): string {
if (Platform.isMobileApp) {
// A node-less implementation, but since we're not hashing the same data
// (arrayBuffer vs stringified array) the hash will be different
return md5(data.toString())
}
return createHash('md5').update(data).digest('hex')
}