cra88y/pc
1186 lines
59 KiB
Python
1186 lines
59 KiB
Python
import json, os, logging, base64, time, hashlib, codecs, re
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from urllib.parse import urlparse
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from searx import network
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from flask import Response, request, abort, jsonify
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from searx.plugins import Plugin, PluginInfo
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from searx.result_types import EngineResults
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from flask_babel import gettext
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from markupsafe import Markup
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logger = logging.getLogger(__name__)
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TOKEN_EXPIRY_SEC = 3600
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PLUGIN_NAME = "AI Answers"
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DEFAULT_TABS = "general,science,it,news"
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PROVIDER_PRESETS = {
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'openai': {'url': 'https://api.openai.com/v1/chat/completions', 'model': 'gpt-4o-mini'},
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'openrouter': {'url': 'https://openrouter.ai/api/v1/chat/completions', 'model': 'google/gemma-3-27b-it:free'},
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'ollama': {'url': 'http://localhost:11434/v1/chat/completions', 'model': 'llama3.2'},
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'localai': {'url': 'http://localhost:8080/v1/chat/completions', 'model': 'gpt-4'},
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'lmstudio': {'url': 'http://localhost:1234/v1/chat/completions', 'model': 'local-model'},
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'gemini': {'url': 'https://generativelanguage.googleapis.com/v1beta/models/{model}:streamGenerateContent', 'model': 'gemma-3-27b-it'},
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'azure': {'url': None, 'model': 'azure-deployment'},
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'huggingface': {'url': 'https://api-inference.huggingface.co/models/{model}/v1/chat/completions', 'model': 'meta-llama/Meta-Llama-3-8B-Instruct'}
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}
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# UI assets (inlined for single-file install)
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INTERACTIVE_CSS = '''
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@keyframes sxng-fade-in-up {
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0% { opacity: 0; transform: translateY(10px); }
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100% { opacity: 1; transform: translateY(0); }
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}
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.sxng-footer {
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display: flex;
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align-items: center;
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gap: 0.5rem;
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margin-top: 0.5rem;
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opacity: 0;
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animation: sxng-fade-in-up 0.5s ease-out forwards;
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}
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.sxng-btn {
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display: inline-flex;
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align-items: center;
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justify-content: center;
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width: 32px;
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height: 32px;
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padding: 0;
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border: 1px solid transparent;
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border-radius: 6px;
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background: transparent;
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color: var(--color-base-font, #333);
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cursor: pointer;
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transition: all 0.2s ease;
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opacity: 0.6;
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}
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.sxng-btn:hover {
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background: var(--color-base-background-hover, rgba(0,0,0,0.05));
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color: var(--color-result-link, #5e81ac);
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opacity: 1;
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transform: translateY(-1px);
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}
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.sxng-btn svg { width: 18px; height: 18px; fill: currentColor; }
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.sxng-input-wrapper {
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flex-grow: 1;
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display: flex;
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align-items: center;
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margin: 0 0.5rem;
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position: relative;
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}
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.sxng-input {
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width: 100%;
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background: transparent;
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border: none;
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color: var(--color-base-font, #333);
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font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
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font-size: 16px;
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padding: 0.5rem 2.5rem 0.5rem 0;
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opacity: 0.8;
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transition: opacity 0.2s;
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}
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.sxng-input:focus { outline: none; opacity: 1; }
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.sxng-input::placeholder { color: var(--color-base-font, #333); opacity: 0.35; }
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.sxng-input-line {
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position: absolute;
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bottom: 0;
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left: 0;
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width: 0;
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height: 1px;
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background: var(--color-result-link, #5e81ac);
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transition: width 0.3s ease;
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}
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.sxng-input:focus + .sxng-input-line { width: 100%; }
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.sxng-user-msg {
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display: block;
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width: fit-content;
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max-width: 80%;
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margin: 0.75rem 0 0.75rem auto;
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padding: 0.25rem 0.6rem 0.25rem 0;
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border-right: 2px solid var(--color-result-link, #5e81ac);
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text-align: right;
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font-size: 0.85rem;
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line-height: 1.4;
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opacity: 0.55;
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animation: sxng-fade-in-up 0.3s ease-out forwards;
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}
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.sxng-input-submit {
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all: unset;
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position: absolute;
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right: 0;
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top: 50%;
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transform: translateY(-50%);
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display: inline-flex;
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align-items: center;
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justify-content: center;
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width: 32px;
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height: 32px;
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padding: 0;
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background: transparent !important;
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border: none !important;
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border-radius: 6px;
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color: var(--color-base-font, #333);
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cursor: pointer;
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opacity: 0.3;
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transition: all 0.2s ease;
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}
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.sxng-input-wrapper:focus-within .sxng-input-submit,
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.sxng-input-submit:hover {
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opacity: 1;
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color: var(--color-result-link, #5e81ac);
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background: var(--color-base-background-hover, rgba(0,0,0,0.05)) !important;
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}
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.sxng-input-submit svg { width: 18px; height: 18px; fill: currentColor; }
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.sxng-input-submit svg { width: 18px; height: 18px; fill: currentColor; }
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'''
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INTERACTIVE_HTML = '''
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<div id="sxng-footer" class="sxng-footer" style="display:none;">
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<button class="sxng-btn" id="btn-copy" title="Copy to clipboard">
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<svg viewBox="0 0 24 24"><path d="M16 1H4C2.9 1 2 1.9 2 3V17H4V3H16V1M19 5H8C6.9 5 6 5.9 6 7V21C6 22.1 6.9 23 8 23H19C20.1 23 21 22.1 21 21V7C21 5.9 20.1 5 19 5M19 21H8V7H19V21Z"/></svg>
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</button>
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<button class="sxng-btn" id="btn-regen" title="Regenerate answer">
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<svg viewBox="0 0 24 24"><path d="M17.65 6.35C16.2 4.9 14.21 4 12 4C7.58 4 4.01 7.58 4.01 12C4.01 16.42 7.58 20 12 20C15.73 20 18.84 17.45 19.73 14H17.65C16.83 16.33 14.61 18 12 18C8.69 18 6 15.31 6 12C6 8.69 8.69 6 12 6C13.66 6 15.14 6.69 16.22 7.78L13 11H20V4L17.65 6.35Z"/></svg>
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</button>
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<form id="sxng-action-form" class="sxng-input-wrapper" onsubmit="event.preventDefault();">
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<input type="text" id="sxng-action-input" class="sxng-input" placeholder="Ask..." aria-label="Ask follow-up" autocomplete="off">
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<div class="sxng-input-line"></div>
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<button type="submit" id="btn-action" class="sxng-input-submit" title="Send / Continue">
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<svg viewBox="0 0 24 24"><path d="M19,7V11H5.83L9.41,7.41L8,6L2,12L8,18L9.41,16.59L5.83,13H21V7H19Z"/></svg>
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</button>
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</form>
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</div>
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'''
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CITATION_HELPER_JS = '''
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function renderCitations(text, urls) {
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const fragment = document.createDocumentFragment();
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const re = /\[(\d{1,2}(?:\s*,\s*\d{1,2})*)\]/g;
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let lastIdx = 0;
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const matches = [...text.matchAll(re)];
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matches.forEach(match => {
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if (match.index > lastIdx) {
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const s = document.createElement('span');
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s.className = 'sxng-chunk';
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// Preserve whitespace by not trimming
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s.textContent = text.substring(lastIdx, match.index);
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fragment.appendChild(s);
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}
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match[1].split(/\s*,\s*/).forEach(n => {
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const idx = parseInt(n.trim());
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if (idx >= 1 && idx <= urls.length) {
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const url = urls[idx-1];
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if (url) {
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const a = document.createElement('a');
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a.href = url;
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a.target = '_blank';
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a.style.cssText = 'text-decoration:none;color:var(--color-result-link);font-weight:bold;';
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a.textContent = `[${n.trim()}]`;
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a.className = 'sxng-chunk';
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fragment.appendChild(a);
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} else {
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const s = document.createElement('span');
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s.className = 'sxng-chunk';
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s.textContent = `[${n.trim()}]`;
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fragment.appendChild(s);
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}
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} else {
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const s = document.createElement('span');
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s.className = 'sxng-chunk';
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s.textContent = `[${n.trim()}]`;
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fragment.appendChild(s);
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}
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});
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lastIdx = match.index + match[0].length;
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});
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if (lastIdx < text.length) {
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const s = document.createElement('span');
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s.className = 'sxng-chunk';
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// Preserve whitespace by not trimming
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s.textContent = text.substring(lastIdx);
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fragment.appendChild(s);
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}
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return fragment;
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}
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'''
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INTERACTIVE_JS = '''
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const footer = document.getElementById('sxng-footer');
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const input = document.getElementById('sxng-action-input');
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// Inherited from outer scope: box, data, conversation
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// Theme detection: inherit host accent color
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if (window.getComputedStyle && box) {
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try {
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const docStyles = getComputedStyle(document.documentElement);
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let accent = docStyles.getPropertyValue('--color-result-link').trim();
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if (!accent) {
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const a = document.createElement('a');
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document.body.appendChild(a);
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accent = getComputedStyle(a).color;
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document.body.removeChild(a);
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}
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if (accent) {
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box.style.setProperty('--color-result-link', accent);
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box.style.setProperty('--sxng-ai-accent', accent);
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}
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} catch(e) {}
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}
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// Persist conversation state to URL hash (stateless)
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const updateState = () => {
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try {
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const state = {
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t: conversation.turns.map(t => ({
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r: t.role === 'user' ? 'u' : 'a',
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c: t.content.replace(/\s+/g, ' ').trim()
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})),
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u: urls
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};
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const b64 = btoa(encodeURIComponent(JSON.stringify(state)).replace(/%([0-9A-F]{2})/g, (m,p)=>String.fromCharCode('0x'+p)));
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history.replaceState(null, null, '#ai=' + b64);
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} catch(e) {}
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};
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if (location.hash.includes('ai=')) {
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try {
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const b64 = location.hash.split('ai=')[1];
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const json = decodeURIComponent(atob(b64).split('').map(c => '%' + ('00' + c.charCodeAt(0).toString(16)).slice(-2)).join(''));
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const state = JSON.parse(json);
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if (state.t && state.t.length > 0) {
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// Restore URLs for citation indexing
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if (state.u && Array.isArray(state.u)) {
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urls = state.u;
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}
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conversation.turns = state.t.map(t => ({
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role: t.r === 'u' ? 'user' : 'assistant',
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content: t.c.trim(),
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ts: 0
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}));
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// Helper function to inject citations into text
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const injectCitations = (text) => {
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return renderCitations(text, urls);
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};
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data.innerHTML = '';
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conversation.turns.forEach((turn, i) => {
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if (turn.role === 'user') {
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if (turn.content !== conversation.originalQuery) {
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const u = document.createElement('span');
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u.className = 'sxng-user-msg';
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u.textContent = turn.content;
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data.appendChild(u);
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const clr = document.createElement('div');
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clr.style.clear = 'both';
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data.appendChild(clr);
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}
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} else {
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// Inject citations for assistant responses
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data.appendChild(injectCitations(turn.content));
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}
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});
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box.style.display = 'block';
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if(wrapper) wrapper.style.display = '';
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if(footer && is_interactive) footer.style.display = 'flex';
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restored = true;
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}
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} catch(e) { console.warn('Restore failed', e); }
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}
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document.getElementById('btn-copy').onclick = async (e) => {
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const btn = e.currentTarget;
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const originalContent = btn.innerHTML;
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const text = Array.from(data.childNodes)
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.filter(n => n.nodeType === 3 || n.tagName === 'SPAN')
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.map(n => n.textContent)
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.join('');
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await navigator.clipboard.writeText(text);
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btn.innerHTML = '<svg viewBox="0 0 24 24" style="color:#a3be8c;"><path d="M9 16.17L4.83 12L3.41 13.41L9 19L21 7L19.59 5.59L9 16.17Z"/></svg>';
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setTimeout(() => btn.innerHTML = originalContent, 2000);
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};
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document.getElementById('btn-regen').onclick = () => {
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data.innerHTML = '<span class="sxng-cursor"></span>';
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footer.style.display = 'none';
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startStream();
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};
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const handleAction = async (e) => {
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if (e) e.preventDefault();
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const val = input.value.trim();
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conversation.turns.push({role: 'user', content: val, ts: Date.now()});
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updateState();
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const currentText = conversation.turns.slice(0, -1).slice(-6)
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.map(t => (t.role === 'user' ? 'Q' : 'A') + ': ' + t.content)
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.join('\\n\\n');
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input.value = '';
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input.blur();
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footer.style.display = 'none';
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if (val) {
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const cursor = data.querySelector('.sxng-cursor');
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if (cursor) cursor.remove();
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const userMsg = document.createElement('span');
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userMsg.className = 'sxng-user-msg';
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userMsg.textContent = val;
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data.appendChild(userMsg);
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const clr = document.createElement('div');
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clr.style.clear = 'both';
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data.appendChild(clr);
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const newCursor = document.createElement('span');
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newCursor.className = 'sxng-cursor';
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data.appendChild(newCursor);
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const synthesized = synthesizeQuery(q_init, val);
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let auxContext = null;
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try {
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const auxData = await fetch('/ai-auxiliary-search', {
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method: 'POST',
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headers: {'Content-Type': 'application/json'},
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body: JSON.stringify({query: synthesized, lang: lang_init, offset: urls.length})
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}).then(r => r.json());
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if (auxData.context) {
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const originalBackground = conversation.originalContext.substring(0, 1500);
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auxContext = `FRESH SOURCES (most relevant):\\n${auxData.context}\\n\\nBACKGROUND (for reference):\\n${originalBackground}`;
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if (auxData.new_urls && Array.isArray(auxData.new_urls)) {
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urls = urls.concat(auxData.new_urls);
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}
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}
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} catch (err) {}
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await startStream(val, currentText, auxContext);
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updateState();
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} else {
|
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const cursor = data.querySelector('.sxng-cursor');
|
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if (cursor) cursor.remove();
|
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data.appendChild(document.createElement('br'));
|
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data.appendChild(document.createElement('br'));
|
|
const newCursor = document.createElement('span');
|
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newCursor.className = 'sxng-cursor';
|
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data.appendChild(newCursor);
|
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await startStream("Continue", currentText);
|
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updateState();
|
|
}
|
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};
|
|
|
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document.getElementById('sxng-action-form').onsubmit = handleAction;
|
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input.onfocus = () => {
|
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setTimeout(() => {
|
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input.scrollIntoView({behavior: 'smooth', block: 'center'});
|
|
}, 300);
|
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};
|
|
|
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const _origStream = startStream;
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|
startStream = async function(...args) {
|
|
if (args.length === 0 && restored) return;
|
|
await _origStream.apply(this, args);
|
|
if (args.length === 0) updateState();
|
|
};
|
|
'''
|
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|
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import typing
|
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if typing.TYPE_CHECKING:
|
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from searx.search import SearchWithPlugins
|
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from searx.extended_types import SXNG_Request
|
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from . import PluginCfg
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|
|
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class SXNGPlugin(Plugin):
|
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id = "ai_answers"
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|
|
|
def __init__(self, plg_cfg: "PluginCfg"):
|
|
super().__init__(plg_cfg)
|
|
self.info = PluginInfo(
|
|
id=self.id,
|
|
name=gettext(f"{PLUGIN_NAME} Plugin"),
|
|
description=gettext("Live AI search answers using LLM providers."),
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|
preference_section="general",
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)
|
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self._load_config()
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|
|
|
|
|
|
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def _load_config(self):
|
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self.interactive = os.getenv('LLM_INTERACTIVE', 'true').lower().strip() in ('true', '1', 'yes', 'on')
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raw_provider = os.getenv('LLM_PROVIDER', '').lower().strip()
|
|
|
|
raw_url = os.getenv('LLM_URL', '').strip()
|
|
if not raw_provider and raw_url:
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|
url_lower = raw_url.lower()
|
|
if 'openai.com' in url_lower:
|
|
raw_provider = 'openai'
|
|
elif 'openrouter.ai' in url_lower:
|
|
raw_provider = 'openrouter'
|
|
elif ':11434' in url_lower:
|
|
raw_provider = 'ollama'
|
|
elif 'generativelanguage.googleapis.com' in url_lower:
|
|
raw_provider = 'gemini'
|
|
elif 'openai.azure.com' in url_lower or '.azure.com' in url_lower:
|
|
raw_provider = 'azure'
|
|
elif 'huggingface.co' in url_lower:
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raw_provider = 'huggingface'
|
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else:
|
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# Unknown URL fallback to OpenAI-compatible
|
|
raw_provider = 'openai'
|
|
logger.info(f"{PLUGIN_NAME}: Using OpenAI-compatible mode for custom URL")
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|
|
|
if not raw_provider:
|
|
self.provider = ''
|
|
self.model = ''
|
|
self.is_gemini = False
|
|
self.api_key = ''
|
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return
|
|
|
|
if raw_provider not in PROVIDER_PRESETS:
|
|
logger.warning(f"{PLUGIN_NAME}: Unknown provider '{raw_provider}', falling back to 'openai'")
|
|
self.provider = raw_provider if raw_provider in PROVIDER_PRESETS else 'openai'
|
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self.is_gemini = (self.provider == 'gemini')
|
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preset = PROVIDER_PRESETS[self.provider]
|
|
|
|
self.api_key = os.getenv('LLM_KEY', '')
|
|
if not self.api_key and self.provider in ('ollama', 'localai', 'lmstudio'):
|
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self.api_key = 'none'
|
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self.api_key = self.api_key.strip()
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|
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self.model = os.getenv('LLM_MODEL', preset['model']).strip()
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|
|
|
try:
|
|
self.max_tokens = int(os.getenv('LLM_MAX_TOKENS', 500))
|
|
except ValueError:
|
|
self.max_tokens = 500
|
|
try:
|
|
self.temperature = float(os.getenv('LLM_TEMPERATURE', 0.2))
|
|
except ValueError:
|
|
self.temperature = 0.2
|
|
try:
|
|
self.context_deep_count = max(0, int(os.getenv('LLM_CONTEXT_DEEP_COUNT', 5)))
|
|
except ValueError:
|
|
self.context_deep_count = 5
|
|
try:
|
|
self.context_shallow_count = max(0, int(os.getenv('LLM_CONTEXT_SHALLOW_COUNT', 15)))
|
|
except ValueError:
|
|
self.context_shallow_count = 15
|
|
|
|
self.allowed_tabs = set(t.strip() for t in os.getenv('LLM_TABS', DEFAULT_TABS).split(','))
|
|
|
|
preset_url = preset['url']
|
|
if preset_url and '{model}' in preset_url:
|
|
preset_url = preset_url.format(model=self.model)
|
|
|
|
raw_url = os.getenv('LLM_URL', '').strip() or preset_url
|
|
if not raw_url.startswith(('http://', 'https://')):
|
|
raw_url = f"https://{raw_url}"
|
|
self.endpoint_url = raw_url
|
|
|
|
if self.api_key:
|
|
self.secret = os.getenv('SXNG_LLM_SECRET') or hashlib.sha256(self.api_key.encode()).hexdigest()
|
|
else:
|
|
self.secret = os.getenv('SXNG_LLM_SECRET', '')
|
|
|
|
def _parse_aux_results(self, raw_results, raw_infoboxes, raw_answers):
|
|
results = []
|
|
limit = self.context_deep_count + self.context_shallow_count
|
|
for r in raw_results[:limit]:
|
|
results.append({
|
|
'title': r.get('title', ''),
|
|
'content': r.get('content', ''),
|
|
'url': r.get('url', ''),
|
|
'publishedDate': r.get('publishedDate', '')
|
|
})
|
|
|
|
infoboxes = []
|
|
for ib in raw_infoboxes[:2]:
|
|
infoboxes.append({
|
|
'name': ib.get('infobox', '') or ib.get('title', ''),
|
|
'content': ib.get('content', '')[:400],
|
|
'attributes': ib.get('attributes', [])[:3]
|
|
})
|
|
|
|
answers = [a.get('answer', '') for a in raw_answers[:2]
|
|
if a.get('answer') and not str(a.get('answer')).startswith('<')]
|
|
|
|
return results, infoboxes, answers
|
|
|
|
def _format_aux_context_string(self, results, infoboxes, answers, offset):
|
|
sections = []
|
|
aux_urls = []
|
|
|
|
kg_lines = []
|
|
for ib in infoboxes:
|
|
if ib.get('name'):
|
|
content = ib.get('content', '')
|
|
kg_lines.append(f"INFOBOX [{ib['name']}]: {content}")
|
|
|
|
for a in answers:
|
|
if a:
|
|
kg_lines.append(f"ANSWER: {a}")
|
|
|
|
if kg_lines:
|
|
sections.append('KNOWLEDGE GRAPH:\n' + '\n'.join(kg_lines))
|
|
|
|
source_lines = []
|
|
for i, r in enumerate(results):
|
|
url = r.get('url', '')
|
|
aux_urls.append(url)
|
|
# Match JS logic: domain extraction
|
|
domain = urlparse(url).netloc.replace('www.', '')
|
|
date = f" ({r['publishedDate']})" if r.get('publishedDate') else ''
|
|
title = r.get('title', '')
|
|
content = r.get('content', '')[:600]
|
|
# [index] domain(date): title: content
|
|
idx = i + 1 + offset
|
|
source_lines.append(f"[{idx}] {domain}{date}: {title}: {content}")
|
|
|
|
if source_lines:
|
|
sections.append('SOURCES:\n' + '\n'.join(source_lines))
|
|
|
|
return "\n\n".join(sections), aux_urls
|
|
|
|
|
|
|
|
def init(self, app):
|
|
if not self.provider:
|
|
return
|
|
|
|
@app.route('/ai-auxiliary-search', methods=['POST'])
|
|
def ai_auxiliary_search():
|
|
if not self.api_key:
|
|
abort(403)
|
|
|
|
data = request.json or {}
|
|
query = data.get('query', '').strip()
|
|
lang = data.get('lang', 'all')
|
|
categories = data.get('categories', 'general')
|
|
offset = data.get('offset', 0)
|
|
if not query:
|
|
return jsonify({'results': []})
|
|
|
|
# Direct kernel access (bypasses HTTP loopback)
|
|
try:
|
|
from searx.search import SearchWithPlugins
|
|
from searx.search.models import SearchQuery
|
|
from searx.query import RawTextQuery
|
|
from searx.webadapter import get_engineref_from_category_list
|
|
|
|
preferences = getattr(request, 'preferences', None)
|
|
disabled_engines = preferences.engines.get_disabled() if preferences else []
|
|
rtq = RawTextQuery(query, disabled_engines)
|
|
if isinstance(categories, str):
|
|
category_list = [c.strip() for c in categories.split(',') if c.strip()]
|
|
else:
|
|
category_list = categories or ['general']
|
|
|
|
enginerefs = get_engineref_from_category_list(category_list, disabled_engines)
|
|
sq = SearchQuery(
|
|
query=rtq.getQuery(),
|
|
engineref_list=enginerefs,
|
|
lang=lang,
|
|
pageno=1,
|
|
)
|
|
# Empty plugins list prevents recursion
|
|
search_obj = SearchWithPlugins(sq, request, user_plugins=[])
|
|
result_container = search_obj.search()
|
|
|
|
raw_results = result_container.get_ordered_results()
|
|
raw_infoboxes = getattr(result_container, 'infoboxes', [])
|
|
raw_answers = getattr(result_container, 'answers', [])
|
|
|
|
results, infoboxes, answers = self._parse_aux_results(raw_results, raw_infoboxes, raw_answers)
|
|
|
|
context_str, new_urls = self._format_aux_context_string(results, infoboxes, answers, offset)
|
|
|
|
return jsonify({
|
|
'context': context_str,
|
|
'new_urls': new_urls,
|
|
'results': results,
|
|
'infoboxes': infoboxes,
|
|
'answers': answers,
|
|
'query': query
|
|
})
|
|
|
|
except ImportError:
|
|
try:
|
|
search_url = f'{request.url_root}search'
|
|
params = {
|
|
'q': query,
|
|
'format': 'json',
|
|
'categories': categories,
|
|
'language': lang
|
|
}
|
|
|
|
headers = {
|
|
'X-AI-Auxiliary': '1',
|
|
'Accept-Language': request.headers.get('Accept-Language', '')
|
|
}
|
|
|
|
|
|
res = network.get(search_url, params=params, headers=headers, timeout=2)
|
|
search_data = res.json()
|
|
|
|
|
|
|
|
results, infoboxes, answers = self._parse_aux_results(
|
|
search_data.get('results', []),
|
|
search_data.get('infoboxes', []),
|
|
search_data.get('answers', [])
|
|
)
|
|
|
|
context_str, new_urls = self._format_aux_context_string(results, infoboxes, answers, offset)
|
|
|
|
return jsonify({
|
|
'context': context_str,
|
|
'new_urls': new_urls,
|
|
'results': results,
|
|
'infoboxes': infoboxes,
|
|
'answers': answers,
|
|
'query': query
|
|
})
|
|
except Exception as e:
|
|
return jsonify({'results': [], 'error': str(e)})
|
|
except Exception as e:
|
|
return jsonify({'results': [], 'error': str(e)})
|
|
|
|
@app.route('/ai-stream', methods=['POST'])
|
|
def handle_ai_stream():
|
|
data = request.json or {}
|
|
if data.get('warmup'):
|
|
return Response('', status=204)
|
|
|
|
token = data.get('tk', '')
|
|
q = data.get('q', '')
|
|
lang = data.get('lang', 'all')
|
|
|
|
try:
|
|
ts, sig = token.rsplit('.', 1)
|
|
expected = hashlib.sha256(f"{ts}{self.secret}".encode()).hexdigest()
|
|
if sig != expected or (time.time() - float(ts)) > TOKEN_EXPIRY_SEC:
|
|
abort(403)
|
|
except (ValueError, KeyError, AttributeError):
|
|
abort(403)
|
|
|
|
context_text = data.get('context', '')
|
|
prev_answer = (data.get('prev_answer') or '')[-4000:]
|
|
|
|
if not self.api_key:
|
|
return Response("Missing API key or query", status=400)
|
|
|
|
today = time.strftime("%Y-%m-%d")
|
|
target_words = int(self.max_tokens * 0.2)
|
|
lang_instruction = f" Respond in {lang}." if lang not in ('all', 'auto') else ""
|
|
|
|
SYSTEM = f"You are a search synthesis engine. Direct, grounded, citation-accurate. Today is {today}.{lang_instruction}"
|
|
max_source_idx = 0
|
|
if context_text:
|
|
indices = re.findall(r'\[(\d+)\]', context_text)
|
|
if indices:
|
|
max_source_idx = max(map(int, indices))
|
|
|
|
CORE_RULES = [
|
|
"DENSITY 4/5: Expert-briefing level. No filler, no transitions. Every sentence = new information.",
|
|
f"BREVITY: {target_words} words max. Complete, not verbose.",
|
|
f"CITATIONS: Cite format is [n] for facts from grounding sources",
|
|
"NO HEDGE: State answers confidently. Note uncertainty only if critical.",
|
|
]
|
|
|
|
if q == "Continue":
|
|
task = "CONTINUE: Pick up exactly where previous answer stopped. No repetition. Seamless flow."
|
|
elif prev_answer:
|
|
task = "FOLLOW-UP: Address the new question using prior context. Prioritize the new query."
|
|
else:
|
|
task = "ANSWER FIRST: Lead with the direct answer. No preamble, no context-setting."
|
|
|
|
grounding = "GROUNDING: KNOWLEDGE GRAPH > DEEP > SHALLOW." if context_text else "GROUNDING: No sources available. Use knowledge and note 'based on general knowledge'."
|
|
history_rule = "HISTORY: Refer to prior exchange for context. Ideally, do not repeat any claims." if prev_answer else None
|
|
|
|
instructions = [task] + CORE_RULES + [grounding]
|
|
if history_rule:
|
|
instructions.append(history_rule)
|
|
|
|
numbered_instructions = "\n".join(f"{i+1}. {r}" for i, r in enumerate(instructions))
|
|
prompt = f"""<system>{SYSTEM}</system>
|
|
|
|
<sources>
|
|
{context_text or 'None.'}
|
|
</sources>
|
|
|
|
<history>
|
|
{prev_answer or 'None.'}
|
|
</history>
|
|
|
|
<query>{q}</query>
|
|
|
|
<instructions>
|
|
{numbered_instructions}
|
|
</instructions>
|
|
|
|
<answer>"""
|
|
|
|
def stream_gemini():
|
|
if '?' in self.endpoint_url:
|
|
url = f"{self.endpoint_url}&key={self.api_key}"
|
|
else:
|
|
url = f"{self.endpoint_url}?key={self.api_key}"
|
|
|
|
try:
|
|
payload = {"contents": [{"parts": [{"text": prompt}]}], "generationConfig": {"maxOutputTokens": self.max_tokens, "temperature": self.temperature, "stopSequences": ["</answer>"]}}
|
|
headers = {"Content-Type": "application/json"}
|
|
res, chunk_gen = network.stream('POST', url, json=payload, headers=headers, timeout=60)
|
|
|
|
if res.status_code != 200:
|
|
for _ in chunk_gen: pass # Drain to prevent resource leak
|
|
logger.error(f"{PLUGIN_NAME}: Gemini API {res.status_code}")
|
|
return
|
|
|
|
decoder = json.JSONDecoder()
|
|
buffer = ""
|
|
utf8_decoder = codecs.getincrementaldecoder("utf-8")(errors='replace')
|
|
for chunk in chunk_gen:
|
|
if not chunk: continue
|
|
buffer += utf8_decoder.decode(chunk, final=False)
|
|
while buffer:
|
|
buffer = buffer.lstrip()
|
|
if not buffer: break
|
|
try:
|
|
obj, idx = decoder.raw_decode(buffer)
|
|
items = obj if isinstance(obj, list) else [obj]
|
|
for item in items:
|
|
candidates = item.get('candidates', [])
|
|
if candidates:
|
|
content = candidates[0].get('content', {})
|
|
parts = content.get('parts', [])
|
|
if parts:
|
|
text = parts[0].get('text', '')
|
|
if text: yield text
|
|
buffer = buffer[idx:]
|
|
except json.JSONDecodeError: break
|
|
except Exception as e:
|
|
logger.error(f"{PLUGIN_NAME}: Gemini stream error: {e}")
|
|
|
|
def stream_openai_compatible():
|
|
try:
|
|
payload = {
|
|
"model": self.model,
|
|
"messages": [{"role": "user", "content": prompt}],
|
|
"stream": True,
|
|
"max_tokens": self.max_tokens,
|
|
"temperature": self.temperature,
|
|
"stop": ["</answer>"]
|
|
}
|
|
headers = {
|
|
"Content-Type": "application/json",
|
|
"HTTP-Referer": "https://github.com/searxng/searxng",
|
|
"X-Title": "SearXNG"
|
|
}
|
|
if self.provider == 'azure':
|
|
headers['api-key'] = self.api_key
|
|
else:
|
|
headers['Authorization'] = f"Bearer {self.api_key}"
|
|
res, chunk_gen = network.stream('POST', self.endpoint_url, json=payload, headers=headers, timeout=60)
|
|
|
|
if res.status_code != 200:
|
|
for _ in chunk_gen: pass
|
|
logger.error(f"{PLUGIN_NAME}: {self.provider} API {res.status_code}")
|
|
return
|
|
|
|
decoder = json.JSONDecoder()
|
|
buffer = b""
|
|
for chunk in chunk_gen:
|
|
if not chunk: continue
|
|
buffer += chunk
|
|
while b"\n" in buffer:
|
|
line_bytes, buffer = buffer.split(b"\n", 1)
|
|
line = line_bytes.decode('utf-8', errors='replace')
|
|
if line.startswith("data: "):
|
|
data_str = line[6:].strip()
|
|
if data_str == "[DONE]": return
|
|
try:
|
|
obj, _ = decoder.raw_decode(data_str)
|
|
content = obj.get("choices", [{}])[0].get("delta", {}).get("content", "")
|
|
if content: yield content
|
|
except json.JSONDecodeError:
|
|
pass
|
|
except Exception as e:
|
|
logger.error(f"{PLUGIN_NAME}: {self.provider} stream error: {e}")
|
|
|
|
generator = stream_gemini if self.is_gemini else stream_openai_compatible
|
|
return Response(generator(), mimetype='text/event-stream', headers={
|
|
'X-Accel-Buffering': 'no',
|
|
'Cache-Control': 'no-cache, no-store',
|
|
'Connection': 'keep-alive',
|
|
'Content-Encoding': 'identity'
|
|
})
|
|
return True
|
|
|
|
def _assemble_context(self, search, raw_results) -> str:
|
|
"""Builds three-tier context string from search results."""
|
|
context_parts = []
|
|
knowledge_graph_lines = []
|
|
for infobox in getattr(search.result_container, 'infoboxes', [])[:3]:
|
|
ib_name = infobox.get('infobox', '') or infobox.get('title', '')
|
|
ib_content = str(infobox.get('content', '')).replace('\n', ' ').strip()
|
|
|
|
if ib_name:
|
|
parts = [f"INFOBOX [{ib_name}]:"]
|
|
if ib_content:
|
|
parts.append(ib_content[:600])
|
|
for attr in infobox.get('attributes', [])[:5]:
|
|
attr_label = attr.get('label', '')
|
|
attr_value = attr.get('value', '')
|
|
if attr_label and attr_value:
|
|
parts.append(f" {attr_label}: {attr_value}")
|
|
|
|
knowledge_graph_lines.append(" ".join(parts) if len(parts) == 2 else "\n".join(parts))
|
|
|
|
for answer in getattr(search.result_container, 'answers', []):
|
|
if hasattr(answer, 'answer'):
|
|
ans_text = str(answer.answer).replace('\n', ' ').strip()[:300]
|
|
ans_url = getattr(answer, 'url', '')
|
|
if ans_text and not ans_text.startswith('<'):
|
|
knowledge_graph_lines.append(f"ANSWER: {ans_text}" + (f" [via {ans_url}]" if ans_url else ""))
|
|
|
|
if knowledge_graph_lines:
|
|
context_parts.append("KNOWLEDGE GRAPH:\n" + "\n".join(knowledge_graph_lines))
|
|
|
|
deep_lines = []
|
|
for i, r in enumerate(raw_results[:self.context_deep_count]):
|
|
domain = urlparse(r.get('url', '')).netloc
|
|
date = r.get('publishedDate')
|
|
date_str = f" ({date})" if date else ""
|
|
title = (r.get('title') or "").replace('\n', ' ').strip()
|
|
content = str(r.get('content', '')).replace('\n', ' ').strip()[:800]
|
|
deep_lines.append(f"[{i+1}] {domain}{date_str}: {title}: {content}")
|
|
|
|
if deep_lines:
|
|
context_parts.append("DEEP SOURCES:\n" + "\n".join(deep_lines))
|
|
|
|
if self.context_shallow_count > 0:
|
|
shallow_lines = []
|
|
start_idx = self.context_deep_count
|
|
end_idx = self.context_deep_count + self.context_shallow_count
|
|
for i, r in enumerate(raw_results[start_idx:end_idx]):
|
|
domain = urlparse(r.get('url', '')).netloc.replace('www.', '')
|
|
title = (r.get('title') or '').replace('\n', ' ').strip()[:60]
|
|
shallow_lines.append(f"[{i+1+start_idx}] {domain}: {title}")
|
|
|
|
if shallow_lines:
|
|
context_parts.append("SHALLOW SOURCES (headlines):\n" + "\n".join(shallow_lines))
|
|
|
|
return "\n\n".join(context_parts)
|
|
|
|
def post_search(self, request: "SXNG_Request", search: "SearchWithPlugins") -> EngineResults:
|
|
results = EngineResults()
|
|
try:
|
|
if request and hasattr(request, 'headers') and request.headers.get('X-AI-Auxiliary'):
|
|
return results
|
|
|
|
current_tabs = set(search.search_query.categories)
|
|
if not current_tabs: current_tabs = {'general'}
|
|
|
|
if not self.active or not self.api_key or search.search_query.pageno > 1 or not self.allowed_tabs.intersection(current_tabs):
|
|
return results
|
|
|
|
raw_results = search.result_container.get_ordered_results()
|
|
context_str = self._assemble_context(search, raw_results)
|
|
|
|
|
|
ts = str(int(time.time()))
|
|
q_clean = search.search_query.query.strip()
|
|
lang = search.search_query.lang
|
|
sig = hashlib.sha256(f"{ts}{self.secret}".encode()).hexdigest()
|
|
tk = f"{ts}.{sig}"
|
|
|
|
b64_context = base64.b64encode(context_str.encode('utf-8')).decode('utf-8')
|
|
js_q = json.dumps(q_clean)
|
|
js_lang = json.dumps(lang)
|
|
total_context_count = self.context_deep_count + self.context_shallow_count
|
|
js_urls = json.dumps([r.get('url') for r in raw_results[:total_context_count]])
|
|
|
|
is_interactive = self.interactive
|
|
|
|
interactive_css = INTERACTIVE_CSS if is_interactive else ''
|
|
interactive_html = INTERACTIVE_HTML if is_interactive else ''
|
|
interactive_js_init = INTERACTIVE_JS if is_interactive else ''
|
|
|
|
interactive_js_complete = "footer.style.display = 'flex';" if is_interactive else ''
|
|
stream_fn_sig = 'async function startStream(overrideQ = null, prevAnswer = null, auxContext = null)'
|
|
stream_q = 'overrideQ || q_init' if is_interactive else 'q_init'
|
|
stream_body = f'''prev_answer: prevAnswer''' if is_interactive else ''
|
|
|
|
html_payload = f'''
|
|
<article id="sxng-stream-box" class="answer" style="display:none; margin: 1rem 0;">
|
|
<style>
|
|
@keyframes sxng-fade-pulse {{
|
|
0%, 100% {{ opacity: 0.1; }}
|
|
50% {{ opacity: 1; }}
|
|
}}
|
|
@keyframes sxng-fade-in {{
|
|
from {{ opacity: 0; }}
|
|
to {{ opacity: 1; }}
|
|
}}
|
|
#sxng-stream-data {{
|
|
position: relative;
|
|
margin: 0;
|
|
min-height: 1.5em;
|
|
}}
|
|
.sxng-cursor {{
|
|
display: inline-block;
|
|
width: 0.6em;
|
|
height: 1.2em;
|
|
background: var(--color-result-link-visited, var(--color-result-link, #b48ead));
|
|
vertical-align: text-bottom;
|
|
animation: sxng-fade-pulse 1s ease-in-out infinite;
|
|
margin-right: 0.2rem;
|
|
border-radius: 2px;
|
|
}}
|
|
.sxng-chunk {{
|
|
opacity: 1;
|
|
}}
|
|
@media (min-width: 769px) {{
|
|
.sxng-chunk {{
|
|
animation: sxng-fade-in 0.3s ease-out;
|
|
}}
|
|
}}
|
|
{interactive_css}
|
|
</style>
|
|
<p id="sxng-stream-data" style="white-space: pre-wrap; color: var(--color-result-description); font-size: 0.95rem; margin:0;"><span class="sxng-cursor"></span></p>
|
|
{interactive_html}
|
|
<script>
|
|
(async () => {{
|
|
const is_interactive = {'true' if is_interactive else 'false'};
|
|
const q_init = {js_q};
|
|
const lang_init = {js_lang};
|
|
let urls = {js_urls};
|
|
const b64_init = "{b64_context}";
|
|
const tk_init = "{tk}";
|
|
const conversation = {{
|
|
originalQuery: q_init,
|
|
originalContext: new TextDecoder().decode(Uint8Array.from(atob(b64_init), c => c.charCodeAt(0))),
|
|
originalSources: [...urls],
|
|
turns: [{{role: 'user', content: q_init, ts: Date.now()}}]
|
|
}};
|
|
const box = document.getElementById('sxng-stream-box');
|
|
const data = document.getElementById('sxng-stream-data');
|
|
const wrapper = box.closest('.answer');
|
|
if (wrapper) wrapper.style.display = 'none';
|
|
let restored = false;
|
|
let isStreaming = false;
|
|
|
|
{CITATION_HELPER_JS}
|
|
|
|
{interactive_js_init}
|
|
function synthesizeQuery(original, followup) {{
|
|
// combine with original for context, stripping generic question starters
|
|
const cleanOrig = original.replace(/^(what|how|why|when|where|who|which|is|are|can|does|do)(\s+(is|are|do|does|can|to|a|an|the))?\s+/i, '');
|
|
const origWords = cleanOrig.split(' ').slice(0, 12);
|
|
return `${{origWords.join(' ')}} ${{followup}}`.trim();
|
|
}}
|
|
|
|
|
|
|
|
{stream_fn_sig} {{
|
|
if (isStreaming) {{
|
|
console.warn('[AI Answers] Stream already in progress, ignoring duplicate call');
|
|
return;
|
|
}}
|
|
|
|
isStreaming = true;
|
|
try {{
|
|
const ctx = auxContext || conversation.originalContext;
|
|
if (wrapper) wrapper.style.display = '';
|
|
box.style.display = 'block';
|
|
|
|
const controller = new AbortController();
|
|
const timeoutId = setTimeout(() => controller.abort(), 60000);
|
|
const finalQ = {stream_q};
|
|
|
|
const bodyObj = {{ q: finalQ, lang: lang_init, context: ctx, tk: tk_init{', ' + stream_body if stream_body else ''} }};
|
|
const res = await fetch('/ai-stream', {{
|
|
method: 'POST',
|
|
headers: {{ 'Content-Type': 'application/json' }},
|
|
body: JSON.stringify(bodyObj),
|
|
signal: controller.signal
|
|
}});
|
|
|
|
clearTimeout(timeoutId);
|
|
if (!res.ok) {{
|
|
const errSpan = document.createElement('span');
|
|
errSpan.style.color = '#bf616a';
|
|
errSpan.textContent = "Error: " + res.statusText;
|
|
data.appendChild(errSpan);
|
|
return;
|
|
}}
|
|
|
|
const reader = res.body.getReader();
|
|
const decoder = new TextDecoder();
|
|
let cursor = data.querySelector('.sxng-cursor');
|
|
if (!cursor) {{
|
|
cursor = document.createElement('span');
|
|
cursor.className = 'sxng-cursor';
|
|
data.appendChild(cursor);
|
|
}}
|
|
|
|
let started = false;
|
|
let pendingSpace = '';
|
|
let lastScrollKick = 0;
|
|
let collectedResponse = '';
|
|
|
|
let buffer = '';
|
|
const flushBuffer = (force = false) => {{
|
|
if (!buffer) return;
|
|
|
|
if (force) {{
|
|
const fragment = renderCitations(buffer, urls);
|
|
if (cursor) cursor.before(fragment);
|
|
else data.appendChild(fragment);
|
|
buffer = '';
|
|
return;
|
|
}}
|
|
|
|
while (true) {{
|
|
const match = buffer.match(/(\\[\\d+(?:,\\s*\\d+)*\\])/);
|
|
|
|
if (!match) break;
|
|
|
|
const preText = buffer.substring(0, match.index);
|
|
if (preText) {{
|
|
const s = document.createElement('span');
|
|
s.className = 'sxng-chunk';
|
|
s.textContent = preText;
|
|
cursor.before(s);
|
|
}}
|
|
|
|
const citationText = match[0];
|
|
const fragment = renderCitations(citationText, urls);
|
|
cursor.before(fragment);
|
|
|
|
buffer = buffer.substring(match.index + match[0].length);
|
|
}}
|
|
|
|
const openIdx = buffer.lastIndexOf('[');
|
|
if (openIdx === -1) {{
|
|
if (buffer) {{
|
|
const s = document.createElement('span');
|
|
s.className = 'sxng-chunk';
|
|
s.textContent = buffer;
|
|
cursor.before(s);
|
|
buffer = '';
|
|
}}
|
|
}} else {{
|
|
const safeChunk = buffer.substring(0, openIdx);
|
|
if (safeChunk) {{
|
|
const s = document.createElement('span');
|
|
s.className = 'sxng-chunk';
|
|
s.textContent = safeChunk;
|
|
cursor.before(s);
|
|
}}
|
|
buffer = buffer.substring(openIdx);
|
|
|
|
if (buffer.length > 50) {{
|
|
const s = document.createElement('span');
|
|
s.className = 'sxng-chunk';
|
|
s.textContent = buffer[0];
|
|
cursor.before(s);
|
|
buffer = buffer.substring(1);
|
|
}}
|
|
}}
|
|
}};
|
|
|
|
while (true) {{
|
|
const {{done, value}} = await reader.read();
|
|
if (done) break;
|
|
|
|
const chunk = decoder.decode(value, {{stream: true}});
|
|
if (chunk) {{
|
|
collectedResponse += chunk;
|
|
|
|
// Initial scroll/focus logic (only once)
|
|
if (!started) {{
|
|
const trimmed = chunk.replace(/^[\\s.,;:!?]+/, '');
|
|
if (!trimmed && !collectedResponse.trim()) continue; // Skip leading garbage
|
|
if (cursor && !cursor.isConnected) data.appendChild(cursor);
|
|
started = true;
|
|
}}
|
|
|
|
buffer += chunk;
|
|
flushBuffer(false);
|
|
|
|
const now = Date.now(); // Periodic repaint for mobile
|
|
if (now - lastScrollKick > 500) {{
|
|
lastScrollKick = now;
|
|
void window.getComputedStyle(data).opacity;
|
|
}}
|
|
}}
|
|
}}
|
|
|
|
// Final flush of any partial text (e.g. unclosed brackets)
|
|
flushBuffer(true);
|
|
|
|
if (cursor) cursor.remove();
|
|
|
|
// Cleanup trailing newlines
|
|
let last = data.lastChild;
|
|
while (last) {{
|
|
if (last.textContent && last.textContent.trim().length === 0) {{
|
|
const prev = last.previousSibling;
|
|
last.remove();
|
|
last = prev;
|
|
}} else {{
|
|
if (last.textContent) last.textContent = last.textContent.trimEnd();
|
|
break;
|
|
}}
|
|
}}
|
|
|
|
if (!started) {{
|
|
const cursor = data.querySelector('.sxng-cursor');
|
|
if (cursor) cursor.remove();
|
|
const errSpan = document.createElement('span');
|
|
errSpan.style.color = '#bf616a';
|
|
errSpan.textContent = 'No response received. Check API configuration.';
|
|
data.appendChild(errSpan);
|
|
return;
|
|
}}
|
|
|
|
{interactive_js_complete}
|
|
|
|
if (collectedResponse) {{
|
|
conversation.turns.push({{role: 'assistant', content: collectedResponse.trim(), ts: Date.now()}});
|
|
}}
|
|
|
|
}} catch (e) {{
|
|
console.error(e);
|
|
if (box.parentElement) box.parentElement.remove();
|
|
else box.remove();
|
|
}} finally {{
|
|
// Always release lock, even on error
|
|
isStreaming = false;
|
|
}}
|
|
}}
|
|
|
|
// Warmup handshake
|
|
fetch('/ai-stream', {{
|
|
method: 'POST',
|
|
headers: {{'Content-Type': 'application/json'}},
|
|
body: JSON.stringify({{warmup: true}}),
|
|
keepalive: true
|
|
}}).catch(() => {{}});
|
|
|
|
if (!restored) startStream();
|
|
}})();
|
|
</script>
|
|
</article>
|
|
'''
|
|
search.result_container.answers.add(results.types.Answer(answer=Markup(html_payload)))
|
|
except Exception as e:
|
|
logger.error(f"{PLUGIN_NAME}: {e}")
|
|
return results
|