mirror of
https://github.com/Mintplex-Labs/anything-llm
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4a4378ed99
* add eslint config to server * add break statements to switch case * add support for browser globals and turn off empty catch blocks * disable lines with useless try/catch wrappers * format * fix no-undef errors * disbale lines violating no-unsafe-finally * ignore syncStaticLists.mjs * use proper null check for creatorId instead of unreachable nullish coalescing * remove unneeded typescript eslint comment * make no-unused-private-class-members a warning * disable line for no-empty-objects * add new lint script * fix no-unused-vars violations * make no-unsued-vars an error --------- Co-authored-by: shatfield4 <seanhatfield5@gmail.com> Co-authored-by: Timothy Carambat <rambat1010@gmail.com>
51 lines
1.7 KiB
JavaScript
51 lines
1.7 KiB
JavaScript
/**
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* Extracts text content from a multimodal message
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* If the content has multiple text items, it will join them together with a newline.
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* @param {string|Array} content - Message content that could be string or array of content objects
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* @returns {string} - The text content
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*/
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function extractTextContent(content) {
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if (!Array.isArray(content)) return content;
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return content
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.filter((item) => item.type === "text")
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.map((item) => item.text)
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.join("\n");
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}
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/**
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* Detects mime type from a base64 data URL string, defaults to PNG if not detected
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* @param {string} dataUrl - The data URL string (e.g. data:image/jpeg;base64,...)
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* @returns {string} - The mime type or 'image/png' if not detected
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*/
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function getMimeTypeFromDataUrl(dataUrl) {
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try {
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const matches = dataUrl.match(/^data:([^;]+);base64,/);
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return matches ? matches[1].toLowerCase() : "image/png";
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} catch {
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return "image/png";
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}
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}
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/**
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* Extracts attachments from a multimodal message
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* The attachments provided are in OpenAI format since this util is used in the OpenAI compatible chat.
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* However, our backend internal chat uses the Attachment type we use elsewhere in the app so we have to convert it.
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* @param {Array} content - Message content that could be string or array of content objects
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* @returns {import("../../../utils/helpers").Attachment[]} - The attachments
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*/
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function extractAttachments(content) {
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if (!Array.isArray(content)) return [];
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return content
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.filter((item) => item.type === "image_url")
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.map((item, index) => ({
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name: `uploaded_image_${index}`,
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mime: getMimeTypeFromDataUrl(item.image_url.url),
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contentString: item.image_url.url,
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}));
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}
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module.exports = {
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extractTextContent,
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extractAttachments,
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};
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