forked from open-webui/open-webui
102 lines
2.3 KiB
TypeScript
102 lines
2.3 KiB
TypeScript
import { v4 as uuidv4 } from 'uuid';
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import sha256 from 'js-sha256';
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//////////////////////////
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// Helper functions
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//////////////////////////
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export const splitStream = (splitOn) => {
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let buffer = '';
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return new TransformStream({
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transform(chunk, controller) {
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buffer += chunk;
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const parts = buffer.split(splitOn);
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parts.slice(0, -1).forEach((part) => controller.enqueue(part));
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buffer = parts[parts.length - 1];
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},
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flush(controller) {
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if (buffer) controller.enqueue(buffer);
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}
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});
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};
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export const convertMessagesToHistory = (messages) => {
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let history = {
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messages: {},
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currentId: null
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};
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let parentMessageId = null;
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let messageId = null;
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for (const message of messages) {
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messageId = uuidv4();
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if (parentMessageId !== null) {
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history.messages[parentMessageId].childrenIds = [
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...history.messages[parentMessageId].childrenIds,
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messageId
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];
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}
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history.messages[messageId] = {
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...message,
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id: messageId,
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parentId: parentMessageId,
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childrenIds: []
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};
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parentMessageId = messageId;
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}
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history.currentId = messageId;
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return history;
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};
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export const getGravatarURL = (email) => {
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// Trim leading and trailing whitespace from
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// an email address and force all characters
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// to lower case
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const address = String(email).trim().toLowerCase();
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// Create a SHA256 hash of the final string
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const hash = sha256(address);
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// Grab the actual image URL
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return `https://www.gravatar.com/avatar/${hash}`;
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};
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const copyToClipboard = (text) => {
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if (!navigator.clipboard) {
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var textArea = document.createElement('textarea');
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textArea.value = text;
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// Avoid scrolling to bottom
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textArea.style.top = '0';
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textArea.style.left = '0';
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textArea.style.position = 'fixed';
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document.body.appendChild(textArea);
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textArea.focus();
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textArea.select();
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try {
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var successful = document.execCommand('copy');
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var msg = successful ? 'successful' : 'unsuccessful';
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console.log('Fallback: Copying text command was ' + msg);
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} catch (err) {
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console.error('Fallback: Oops, unable to copy', err);
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}
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document.body.removeChild(textArea);
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return;
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}
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navigator.clipboard.writeText(text).then(
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function () {
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console.log('Async: Copying to clipboard was successful!');
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},
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function (err) {
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console.error('Async: Could not copy text: ', err);
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}
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);
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};
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