User:Polygnotus/Scripts/AI Source Verification.js: Difference between revisions

Revision as of 11:15, 12 June 2025

Latest revision as of 13:13, 12 June 2025

(4 intermediate revisions by the same user not shown)

Line 202:

font-size: 13px;

line-height: 1.5;

max-height: 200px480px;

overflow-y: auto;

white-space: pre-wrap;

Line 358:

if (this.getCurrentApiKey()) {

// Enable verify button if we have API key and either claim+source OR just show it enabled

this.buttons.verify.setDisabled(!this.activeClaim || !this.activeSource);

const hasClaimAndSource = this.activeClaim && this.activeSource;

this.buttons.verify.setDisabled(!hasClaimAndSource);

container.appendChild(this.buttons.verify.$element[0]);

container.appendChild(this.buttons.changeKey.$element[0]);

container.appendChild(this.buttons.removeKey.$element[0]);

// Debug logging

console.log('Button visibility update:', {

hasApiKey: !!this.getCurrentApiKey(),

activeClaim: !!this.activeClaim,

activeSource: !!this.activeSource,

buttonDisabled: !hasClaimAndSource

});

} else {

this.buttons.verify.setDisabled(true);

Line 433 ⟶ 443:

document.getElementById('verifier-claim-text').textContent = claim;

// Fetch source content (URL extraction)

this.updateStatus('FetchingExtracting source contentURL...');

const sourceContentsourceInfo = await this.fetchSourceContent(refUrl);

if (!sourceContentsourceInfo) {

this.updateStatus('Could not fetchextract source contentURL', true);

return;

}

// Update UI with source info

this.activeSource = sourceContentsourceInfo;

const sourceElement = document.getElementById('verifier-source-text');

sourceElement.textContent = sourceContent.substring(0, 1000) + (sourceContent.length > 1000 ? '...' : '');

// EnableShow verifythe buttonURL and indicate content will be fetched by AI

const urlMatch = sourceInfo.match(/Source URL: (https?:\/\/[^\s\n]+)/);

if (urlMatch) {

sourceElement.innerHTML = `<strong>Source URL:</strong><br><a href="${urlMatch[1]}" target="_blank" style="word-break: break-all;">${urlMatch[1]}</a><br><br><em>Content will be fetched and analyzed by AI during verification.</em>`;

} else {

sourceElement.textContent = sourceInfo;

}

// Enable verify button now that we have both claim and source

this.updateButtonVisibility();

this.updateStatus('Ready to verify claim against source');

console.log('Reference click completed:', {

claim: this.activeClaim ? 'Set' : 'Missing',

source: this.activeSource ? 'Set' : 'Missing',

apiKey: this.getCurrentApiKey() ? 'Set' : 'Missing'

});

} catch (error) {

Line 457 ⟶ 480:

}

extractClaimText(refElement) {

// Find the text node containing the reference

let currentNode = refElement.parentElement.previousSibling;

extractClaimText(refElement) {

let claim = '';

// Get the paragraph or container element

const container = refElement.closest('p, li, td, div, section');

// Look backwards to find the start of the sentence

whileif (currentNode!container) {

return '';

if (currentNode.nodeType === Node.TEXT_NODE) {

}

const text = currentNode.textContent;

claim = text + claim;

// Get all text content from the container

let fullText = '';

// Stop at sentence boundaries

const walker = document.createTreeWalker(

const sentenceEnd = text.match(/[.!?]\s*$/);

container,

if (sentenceEnd) {

break;NodeFilter.SHOW_TEXT,

}null,

false

} else if (currentNode.nodeType === Node.ELEMENT_NODE) {

);

// Include text from elements but stop at certain boundaries

if (currentNode.tagName && ['BR', 'P', 'DIV', 'H1', 'H2', 'H3', 'H4', 'H5', 'H6'].includes(currentNode.tagName)) {

let textNode;

break;

const textNodes = [];

}

while (textNode = walker.nextNode()) {

claim = currentNode.textContent + claim;

}textNodes.push({

node: textNode,

currentNode = currentNode.previousSibling;

}text: textNode.textContent,

offset: fullText.length

});

// Clean up the claim text

fullText claim += claimtextNode.trim()textContent;

}

// If we didn't find a sentence boundary, try to extract from current element

// Find the position of the reference in the full text

if (!claim || claim.length < 10) {

const parentElementrefText = refElement.closest('p,textContent; li,// td,This div');should be like "[1]"

let refPosition = -1;

if (parentElement) {

const fullText = parentElement.textContent;

// Look for the reference pattern in the text

const refIndex = fullText.indexOf('[');

const refPattern = new RegExp('\\[\\s*' + refText.replace(/[\[\]]/g, '') + '\\s*\\]');

if (refIndex > 0) {

const claimrefMatch = fullText.substring(0, refIndex).trimmatch(refPattern);

if (refMatch) {

// Find the last sentence before the reference

refPosition = refMatch.index;

const sentences = claim.split(/[.!?]/);

} else {

if (sentences.length > 1) {

// Fallback: find any reference pattern before our element

claim = sentences[sentences.length - 2] + '.';

const allRefs = }fullText.match(/\[\d+\]/g);

if (allRefs) }{

// Find the last }reference before the end

}let lastRefIndex = -1;

let searchPos = 0;

returnfor claim.trim(const ref of allRefs); {

const index = fullText.indexOf(ref, searchPos);

}

if (index !== -1) {

lastRefIndex = index;

searchPos = index + ref.length;

}

}

refPosition = lastRefIndex;

}

}

if (refPosition === -1) {

refPosition = fullText.length;

}

// Extract text before the reference

const textBeforeRef = fullText.substring(0, refPosition).trim();

// Find the last complete sentence

const sentences = textBeforeRef.split(/([.!?]+\s+)/);

if (sentences.length === 1) {

// No sentence breaks found, return the entire text

return textBeforeRef;

}

// Reconstruct the last sentence

let lastSentence = '';

let foundSentenceEnd = false;

// Work backwards through the sentence fragments

for (let i = sentences.length - 1; i >= 0; i--) {

const fragment = sentences[i];

if (fragment.match(/^[.!?]+\s*$/)) {

// This is punctuation + whitespace

if (!foundSentenceEnd) {

foundSentenceEnd = true;

continue;

} else {

// We've found the end of the previous sentence

break;

}

} else {

// This is text content

lastSentence = fragment + lastSentence;

if (foundSentenceEnd) {

// We have a complete sentence

break;

}

}

}

// If we didn't find a proper sentence boundary, fall back to a more aggressive approach

if (!lastSentence.trim() || lastSentence.trim().length < 10) {

// Look for other potential sentence boundaries

const alternativeBreaks = textBeforeRef.split(/([.!?:;]\s+|^\s*[A-Z])/);

if (alternativeBreaks.length > 1) {

lastSentence = alternativeBreaks[alternativeBreaks.length - 1];

} else {

// As a last resort, take a reasonable chunk from the end

const words = textBeforeRef.split(/\s+/);

if (words.length > 15) {

lastSentence = words.slice(-15).join(' ');

} else {

lastSentence = textBeforeRef;

}

}

}

// Clean up the result

lastSentence = lastSentence.trim();

// Ensure it ends with proper punctuation for context

if (lastSentence && !lastSentence.match(/[.!?]$/)) {

// Check if the original text continues with punctuation

const nextChar = fullText.charAt(refPosition - lastSentence.length - 1);

if (nextChar.match(/[.!?]/)) {

lastSentence = nextChar + ' ' + lastSentence;

}

}

// Remove any remaining reference brackets that might have been included

lastSentence = lastSentence.replace(/\[\d+\]/g, '').trim();

return lastSentence;

}

extractReferenceUrl(refElement) {

Line 531 ⟶ 646:

async fetchSourceContent(url) {

// Instead of trying to fetch the content directly (which fails due to CORS),

// we'll use the AI API to fetch and analyze the content

try {

// UseFor CORSnow, proxyreturn forthe externalURL URLs- the AI will fetch it during verification

return `Source URL: ${url}\n\n[Content will be fetched by AI during verification]`;

const proxyUrl = `https://corsproxy.io/?${encodeURIComponent(url)}`;

const response = await fetch(proxyUrl, {

headers: {

'User-Agent': 'Mozilla/5.0 (compatible; WikipediaSourceVerifier/1.0)'

}

});

if (!response.ok) {

throw new Error(`HTTP ${response.status}: ${response.statusText}`);

}

const html = await response.text();

// Extract text content from HTML

const parser = new DOMParser();

const doc = parser.parseFromString(html, 'text/html');

// Remove script and style elements

const unwanted = doc.querySelectorAll('script, style, nav, header, footer, aside, .ad, .advertisement');

unwanted.forEach(el => el.remove());

// Try to find main content

let mainContent = doc.querySelector('main, article, .content, .post-content, .article-content, .story-body')

|| doc.querySelector('body');

if (!mainContent) {

mainContent = doc.body;

}

let text = mainContent.textContent || mainContent.innerText || '';

// Clean up the text

text = text.replace(/\s+/g, ' ').trim();

// Limit length to avoid token limits

if (text.length > 10000) {

text = text.substring(0, 10000);

}

return text;

} catch (error) {

console.error('Error fetchingwith source contentURL:', error);

throw new Error(`FailedInvalid tosource fetch sourceURL: ${error.message}`);

}

}

Line 744 ⟶ 820:

this.updateButtonVisibility();

this.updateStatus('API key set successfully!');

// If we already have claim and source, enable verify button

if (this.activeClaim && this.activeSource) {

console.log('API key set - enabling verification');

this.updateButtonVisibility();

}

}

}

Line 806 ⟶ 888:

}

async callClaudeAPI(claim, sourcesourceInfo) {

// Extract URL from sourceInfo

const urlMatch = sourceInfo.match(/Source URL: (https?:\/\/[^\s\n]+)/);

const sourceUrl = urlMatch ? urlMatch[1] : null;

const requestBody = {

model: this.providers.claude.model,

max_tokens: 20003000,

system: `You are a fact-checking assistant. Your task is to verify whether a claim from a Wikipedia article is supported by the provided source content at the provided URL.

Instructions:

1. First, fetch and read the content from the provided URL

1. Analyze the claim and determine what specific facts it asserts

2. Analyze the claim and determine what specific facts it asserts

2. Search through the source content for information that supports or contradicts the claim

3. Search through the source content for information that supports or contradicts the claim

3. Provide a clear verdict: SUPPORTED, PARTIALLY SUPPORTED, NOT SUPPORTED, or UNCLEAR

4. Provide a clear verdict: SUPPORTED, PARTIALLY SUPPORTED, NOT SUPPORTED, or UNCLEAR

4. Quote the specific sentences from the source that support your verdict

5. Quote the specific sentences from the source that support your verdict

5. Explain any discrepancies or missing information

6. Explain any discrepancies or missing information

Be precise and objective in your analysis.`,

messages: [{

role: "user",

content: `ClaimsourceUrl to? verify: "${claim}"

`Please fetch the content from this URL and verify the claim against it.

SourceClaim contentto verify: "${sourceclaim}"`

Source URL: ${sourceUrl}` :

`Claim to verify: "${claim}"

Source content: "${sourceInfo}"`

}]

};

Line 848 ⟶ 941:

}

async callGeminiAPI(claim, sourcesourceInfo) {

const API_URL = `https://generativelanguage.googleapis.com/v1beta/models/${this.providers.gemini.model}:generateContent?key=${this.getCurrentApiKey()}`;

// Extract URL from sourceInfo

const systemPrompt = `You are a fact-checking assistant. Verify whether a Wikipedia claim is supported by the provided source content.

const urlMatch = sourceInfo.match(/Source URL: (https?:\/\/[^\s\n]+)/);

const sourceUrl = urlMatch ? urlMatch[1] : null;

const systemPrompt = `You are a fact-checking assistant. Verify whether a Wikipedia claim is supported by the source content at the provided URL.

Instructions:

Provide:

1. Fetch and read the content from the provided URL

1. A clear verdict: SUPPORTED, PARTIALLY SUPPORTED, NOT SUPPORTED, or UNCLEAR

2. Analyze the claim and determine what specific facts it asserts

2. Specific quotes from the source that support your verdict

3. Search through the source content for information that supports or contradicts the claim

3. Explanation of any discrepancies or missing information

4. Provide a clear verdict: SUPPORTED, PARTIALLY SUPPORTED, NOT SUPPORTED, or UNCLEAR

5. Quote the specific sentences from the source that support your verdict

6. Explain any discrepancies or missing information

Be precise and objective in your analysis.`;

Line 862 ⟶ 962:

const requestBody = {

contents: [{

parts: [{ "text": `ClaimsourceUrl to? verify: "${claim}"\n\nSource content: "${source}"` }],

`Please fetch the content from this URL and verify the claim against it.

Claim to verify: "${claim}"

Source URL: ${sourceUrl}` :

`Claim to verify: "${claim}"

Source content: "${sourceInfo}"` }],

}],

systemInstruction: {

Line 871 ⟶ 979:

temperature: 0.0,

},

tools: [

{urlContext: {}},

{googleSearch: {}},

],

};

Line 897 ⟶ 1,009:

}

async callOpenAIAPI(claim, sourcesourceInfo) {

// Extract URL from sourceInfo

const urlMatch = sourceInfo.match(/Source URL: (https?:\/\/[^\s\n]+)/);

const sourceUrl = urlMatch ? urlMatch[1] : null;

const requestBody = {

model: this.providers.openai.model,

Line 904 ⟶ 1,020:

{

role: "system",

content: `You are a fact-checking assistant. Your task is to verify whether a claim from a Wikipedia article is supported by the provided source content.

Instructions:

1. Analyze the claim and determine what specific facts it asserts

2. Search throughExamine the source content for information that supports or contradicts the claimprovided

3. Provide a clear verdict: SUPPORTED, PARTIALLY SUPPORTED, NOT SUPPORTED, or UNCLEAR

4. Explain your reasoning based on the available information

4. Quote the specific sentences from the source that support your verdict

5. Note any limitations due to inability to access the full source content

5. Explain any discrepancies or missing information

Be precise and objective in your analysis.`

Line 917 ⟶ 1,033:

{

role: "user",

content: `ClaimsourceUrl to? verify: "${claim}"\n\nSource content: "${source}"`

`I need to verify this claim against a source, but I can only provide the URL since direct content fetching isn't available.

Claim to verify: "${claim}"

Source URL: ${sourceUrl}

Please provide analysis based on what you can determine from the URL and any known information about the source. Note that full verification would require accessing the complete source content.` :

`Claim to verify: "${claim}"

Source information: "${sourceInfo}"`

}

],