143 lines
7.0 KiB
PHP
Executable File
143 lines
7.0 KiB
PHP
Executable File
<?php
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// weval-think-api.php — Real-time LLM reasoning endpoint
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// Called by wevia.html to generate thinking blocks like Claude Opus
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// Uses fastest provider (Groq) with a specialized reasoning prompt
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header('Content-Type: application/json');
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header('Access-Control-Allow-Origin: *');
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header('Access-Control-Allow-Headers: Content-Type');
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if ($_SERVER['REQUEST_METHOD'] === 'OPTIONS') { http_response_code(200); exit; }
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$in = json_decode(file_get_contents('php://input'), true);
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$msg = trim($in['message'] ?? '');
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$lang = $in['language'] ?? 'fr';
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if (!$msg || mb_strlen($msg) < 3) {
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echo json_encode(['thinking' => 'Réponse directe à cette salutation.']);
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exit;
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}
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// Reasoning prompt — generates Claude-style thinking
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$thinkPrompt = ($lang === 'fr' || $lang === 'ar') ?
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"Tu es le moteur de raisonnement interne de WEVIA. Génère une PENSÉE INTERNE (pas une réponse) sur cette question de l'utilisateur.
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RÈGLES:
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- Écris EXACTEMENT comme Claude Opus pense en interne: analyse structurée, décomposition du problème, identification des angles d'approche
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- Identifie les MOTS-CLÉS spécifiques de la question et analyse-les
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- Mentionne les domaines de connaissance à mobiliser
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- Évalue la complexité et le type de réponse nécessaire
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- Note les pièges potentiels ou les nuances importantes
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- Propose ta stratégie de réponse
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- 3-5 phrases max, style analytique et intelligent
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- JAMAIS de réponse à la question, UNIQUEMENT le raisonnement
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- Chaque pensée doit être UNIQUE et SPÉCIFIQUE à cette question exacte
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- Utilise des termes techniques pertinents au domaine de la question
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Exemple pour 'Comment améliorer la délivrabilité email?':
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'Sujet technique email marketing — je dois couvrir les aspects SPF/DKIM/DMARC, la réputation IP, le warmup progressif et le contenu. Le contexte Maroc/Afrique implique des considérations spécifiques sur les FAI locaux. Je structure par priorité d'impact.'
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Question de l'utilisateur: " :
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"You are WEVIA's internal reasoning engine. Generate an INTERNAL THOUGHT (not a response) about this user question.
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RULES:
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- Write exactly like Claude Opus thinks internally: structured analysis, problem decomposition, approach identification
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- Identify SPECIFIC keywords and analyze them
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- Mention knowledge domains to mobilize
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- Assess complexity and needed response type
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- Note potential pitfalls or important nuances
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- 3-5 sentences max, analytical and intelligent style
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- NEVER answer the question, ONLY the reasoning
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- Each thought must be UNIQUE and SPECIFIC to this exact question
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User question: ";
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$thinkPrompt .= $msg;
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// Use Groq (fastest) for thinking — doesn't need to be deep, just contextual
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$providers = [
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// Cerebras FIRST — preserve Groq quota for Full API
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['url' => 'https://api.cerebras.ai/v1/chat/completions', 'key' => 'csk-4wrrhkpr568ry9xx49k9mcynwdx483nx53dd62yh5xedfckh', 'model' => 'llama3.1-8b'],
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['url' => 'https://api.sambanova.ai/v1/chat/completions', 'key' => '9541b2a0-6ddc-4e7d-a957-c348d6119c3f', 'model' => 'Meta-Llama-3.3-70B-Instruct'],
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['url' => 'https://api.groq.com/openai/v1/chat/completions', 'key' => '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', 'model' => 'llama-3.3-70b-versatile'],
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];
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$thinking = '';
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foreach ($providers as $p) {
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$ch = curl_init($p['url']);
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curl_setopt_array($ch, [
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CURLOPT_POST => true,
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CURLOPT_HTTPHEADER => ['Content-Type: application/json', 'Authorization: Bearer ' . $p['key']],
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CURLOPT_POSTFIELDS => json_encode([
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'model' => $p['model'],
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'messages' => [
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['role' => 'system', 'content' => 'Tu génères des pensées internes analytiques. 3-5 phrases max. Style: raisonnement structuré.'],
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['role' => 'user', 'content' => $thinkPrompt]
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],
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'max_tokens' => 200,
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'temperature' => 0.7
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]),
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CURLOPT_RETURNTRANSFER => true,
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CURLOPT_TIMEOUT => 5, // 5s max — thinking must be FAST
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CURLOPT_CONNECTTIMEOUT => 3,
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]);
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$raw = curl_exec($ch);
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$code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
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curl_close($ch);
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if ($code === 200 && $raw) {
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$data = json_decode($raw, true);
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$thinking = trim($data['choices'][0]['message']['content'] ?? '');
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if ($thinking) break;
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}
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}
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// Fallback if all providers fail
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if (!$thinking) {
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$keywords = array_filter(explode(' ', $msg), function($w) { return mb_strlen($w) > 3; });
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$kw = implode(', ', array_slice($keywords, 0, 4));
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$thinking = "Analyse des termes clés : {$kw}. Structuration d'une réponse précise et contextualisée.";
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}
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// Clean: remove any actual answer, keep only reasoning
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$thinking = preg_replace('/^(Voici|Bien sûr|Certainement|D\'accord|Pour répondre)[^.]*\./i', '', $thinking);
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$thinking = trim($thinking);
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// ═══ RESPONSE GENERATION (FIX: was only returning thinking) ═══
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$response = "";
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$responsePrompt = "Voici ton raisonnement interne:\n{$thinking}\n\nGénère maintenant une réponse complète et professionnelle.\n\nQuestion: {$msg}";
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foreach ($providers as $p) {
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$ch = curl_init($p["url"]);
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curl_setopt_array($ch, [
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CURLOPT_POST => true,
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CURLOPT_HTTPHEADER => ["Content-Type: application/json", "Authorization: Bearer " . $p["key"]],
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CURLOPT_POSTFIELDS => json_encode([
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"model" => $p["model"],
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"messages" => [
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["role" => "system", "content" => "Tu es WEVIA, IA cognitive souveraine de WEVAL Consulting (Casablanca). REGLE ABSOLUE: quand on demande les services ou expertise de WEVAL, cite UNIQUEMENT les vrais services listes ci-dessous, JAMAIS du conseil generique. Sois CONCIS: 2-4 paragraphes max pour les questions simples, 3-5 pour les complexes. Reponds avec precision et exemples concrets.
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EXPERTISE WEVAL: SAP S/4HANA (RISE, BTP, Fiori) | Vistex (Pricing, exclusif Afrique) | Odoo | Cloud souverain (Huawei, Scaleway, OVH, AWS/Azure/GCP) | Cybersecurite (SOC, SIEM, Zero Trust, ISO 27001, RGPD) | IA et Data (LLMs, RAG, fine-tuning, Power BI) | Marketing Digital | Six Sigma | Pharma/GMP | Banque/Fintech | Retail/Supply Chain | Telecom/5G. Partenariats: SAP, Vistex, Huawei Cloud, Scaleway, IQVIA.
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REGLES: Concis (3-5 paragraphes max). Recommandation actionnable. JAMAIS mentionner WEVADS/PowerMTA/ADX/Arsenal/Sentinel."],
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["role" => "user", "content" => $responsePrompt]
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],
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"max_tokens" => 1500,
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"temperature" => 0.6
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]),
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CURLOPT_RETURNTRANSFER => true,
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CURLOPT_TIMEOUT => 30,
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CURLOPT_CONNECTTIMEOUT => 5,
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]);
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$raw = curl_exec($ch);
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$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
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curl_close($ch);
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if ($httpCode === 200 && $raw) {
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$data2 = json_decode($raw, true);
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$response = trim($data2["choices"][0]["message"]["content"] ?? "");
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$response = preg_replace("/<think>.*?<\/think>/s", "", $response);
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$response = trim($response);
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if ($response) break;
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}
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}
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echo json_encode(["thinking" => $thinking, "response" => $response, "mode" => "think", "engine" => "WEVIA Think"]);
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