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Diffstat (limited to 'src/lib/strings.ts')
| -rw-r--r-- | src/lib/strings.ts | 267 |
1 files changed, 0 insertions, 267 deletions
diff --git a/src/lib/strings.ts b/src/lib/strings.ts deleted file mode 100644 index 8b93fa933..000000000 --- a/src/lib/strings.ts +++ /dev/null @@ -1,267 +0,0 @@ -import {AtUri} from '../third-party/uri' -import {AppBskyFeedPost} from '@atproto/api' -type Entity = AppBskyFeedPost.Entity -import {PROD_SERVICE} from '../state' -import {isNetworkError} from './errors' -import TLDs from 'tlds' - -export const MAX_DISPLAY_NAME = 64 -export const MAX_DESCRIPTION = 256 - -export function pluralize(n: number, base: string, plural?: string): string { - if (n === 1) { - return base - } - if (plural) { - return plural - } - return base + 's' -} - -export function makeRecordUri( - didOrName: string, - collection: string, - rkey: string, -) { - const urip = new AtUri('at://host/') - urip.host = didOrName - urip.collection = collection - urip.rkey = rkey - return urip.toString() -} - -const MINUTE = 60 -const HOUR = MINUTE * 60 -const DAY = HOUR * 24 -const MONTH = DAY * 30 -const YEAR = DAY * 365 -export function ago(date: number | string | Date): string { - let ts: number - if (typeof date === 'string') { - ts = Number(new Date(date)) - } else if (date instanceof Date) { - ts = Number(date) - } else { - ts = date - } - const diffSeconds = Math.floor((Date.now() - ts) / 1e3) - if (diffSeconds < MINUTE) { - return `${diffSeconds}s` - } else if (diffSeconds < HOUR) { - return `${Math.floor(diffSeconds / MINUTE)}m` - } else if (diffSeconds < DAY) { - return `${Math.floor(diffSeconds / HOUR)}h` - } else if (diffSeconds < MONTH) { - return `${Math.floor(diffSeconds / DAY)}d` - } else if (diffSeconds < YEAR) { - return `${Math.floor(diffSeconds / MONTH)}mo` - } else { - return new Date(ts).toLocaleDateString() - } -} - -export function isValidDomain(str: string): boolean { - return !!TLDs.find(tld => { - let i = str.lastIndexOf(tld) - if (i === -1) { - return false - } - return str.charAt(i - 1) === '.' && i === str.length - tld.length - }) -} - -export function extractEntities( - text: string, - knownHandles?: Set<string>, -): Entity[] | undefined { - let match - let ents: Entity[] = [] - { - // mentions - const re = /(^|\s|\()(@)([a-zA-Z0-9.-]+)(\b)/g - while ((match = re.exec(text))) { - if (knownHandles && !knownHandles.has(match[3])) { - continue // not a known handle - } else if (!match[3].includes('.')) { - continue // probably not a handle - } - const start = text.indexOf(match[3], match.index) - 1 - ents.push({ - type: 'mention', - value: match[3], - index: {start, end: start + match[3].length + 1}, - }) - } - } - { - // links - const re = - /(^|\s|\()((https?:\/\/[\S]+)|((?<domain>[a-z][a-z0-9]*(\.[a-z0-9]+)+)[\S]*))/gim - while ((match = re.exec(text))) { - let value = match[2] - if (!value.startsWith('http')) { - const domain = match.groups?.domain - if (!domain || !isValidDomain(domain)) { - continue - } - value = `https://${value}` - } - const start = text.indexOf(match[2], match.index) - const index = {start, end: start + match[2].length} - // strip ending puncuation - if (/[.,;!?]$/.test(value)) { - value = value.slice(0, -1) - index.end-- - } - if (/[)]$/.test(value) && !value.includes('(')) { - value = value.slice(0, -1) - index.end-- - } - ents.push({ - type: 'link', - value, - index, - }) - } - } - return ents.length > 0 ? ents : undefined -} - -interface DetectedLink { - link: string -} -type DetectedLinkable = string | DetectedLink -export function detectLinkables(text: string): DetectedLinkable[] { - const re = - /((^|\s|\()@[a-z0-9.-]*)|((^|\s|\()https?:\/\/[\S]+)|((^|\s|\()(?<domain>[a-z][a-z0-9]*(\.[a-z0-9]+)+)[\S]*)/gi - const segments = [] - let match - let start = 0 - while ((match = re.exec(text))) { - let matchIndex = match.index - let matchValue = match[0] - - if (match.groups?.domain && !isValidDomain(match.groups?.domain)) { - continue - } - - if (/\s|\(/.test(matchValue)) { - // HACK - // skip the starting space - // we have to do this because RN doesnt support negative lookaheads - // -prf - matchIndex++ - matchValue = matchValue.slice(1) - } - - // strip ending puncuation - if (/[.,;!?]$/.test(matchValue)) { - matchValue = matchValue.slice(0, -1) - } - if (/[)]$/.test(matchValue) && !matchValue.includes('(')) { - matchValue = matchValue.slice(0, -1) - } - - if (start !== matchIndex) { - segments.push(text.slice(start, matchIndex)) - } - segments.push({link: matchValue}) - start = matchIndex + matchValue.length - } - if (start < text.length) { - segments.push(text.slice(start)) - } - return segments -} - -export function makeValidHandle(str: string): string { - if (str.length > 20) { - str = str.slice(0, 20) - } - str = str.toLowerCase() - return str.replace(/^[^a-z]+/g, '').replace(/[^a-z0-9-]/g, '') -} - -export function createFullHandle(name: string, domain: string): string { - name = (name || '').replace(/[.]+$/, '') - domain = (domain || '').replace(/^[.]+/, '') - return `${name}.${domain}` -} - -export function enforceLen(str: string, len: number, ellipsis = false): string { - str = str || '' - if (str.length > len) { - return str.slice(0, len) + (ellipsis ? '...' : '') - } - return str -} - -export function cleanError(str: any): string { - if (!str) { - return str - } - if (typeof str !== 'string') { - str = str.toString() - } - if (isNetworkError(str)) { - return 'Unable to connect. Please check your internet connection and try again.' - } - if (str.startsWith('Error: ')) { - return str.slice('Error: '.length) - } - return str -} - -export function toNiceDomain(url: string): string { - try { - const urlp = new URL(url) - if (`https://${urlp.host}` === PROD_SERVICE) { - return 'Bluesky Social' - } - return urlp.host - } catch (e) { - return url - } -} - -export function toShortUrl(url: string): string { - try { - const urlp = new URL(url) - const shortened = - urlp.host + - (urlp.pathname === '/' ? '' : urlp.pathname) + - urlp.search + - urlp.hash - if (shortened.length > 30) { - return shortened.slice(0, 27) + '...' - } - return shortened - } catch (e) { - return url - } -} - -export function toShareUrl(url: string): string { - if (!url.startsWith('https')) { - const urlp = new URL('https://bsky.app') - urlp.pathname = url - url = urlp.toString() - } - return url -} - -export function isBskyAppUrl(url: string): boolean { - return url.startsWith('https://bsky.app/') -} - -export function convertBskyAppUrlIfNeeded(url: string): string { - if (isBskyAppUrl(url)) { - try { - const urlp = new URL(url) - return urlp.pathname - } catch (e) { - console.error('Unexpected error in convertBskyAppUrlIfNeeded()', e) - } - } - return url -} |