110 lines
4.5 KiB
PHP
110 lines
4.5 KiB
PHP
<?php
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declare(strict_types=1);
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require_once __DIR__ . '/../includes/LegalTools.php';
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require_once __DIR__ . '/../includes/ToolModels.php';
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dbnToolsRequireMethod('POST');
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dbnToolsRequireAuth();
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$input = dbnToolsJsonInput(400000);
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$language = dbnToolsNormalizeLanguage($input['language'] ?? 'en');
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$_validEngines = ['nova_lite', 'azure_mini', 'azure_full'];
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$_requestedEngine = in_array((string)($input['engine'] ?? ''), $_validEngines, true)
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? (string)$input['engine'] : 'azure_mini';
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$start = microtime(true);
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try {
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$text = dbnToolsInjectDocContent($input, dbnToolsString($input, 'text', 128000, false));
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if (mb_strlen(trim($text), 'UTF-8') < 10) {
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dbnToolsAbort('Paste text, upload a file, or select a document before running.', 422, 'empty_text');
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}
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$ftUid = dbnToolsIsFreeTier() ? (int)($_SESSION['dbn_tools_sso_uid'] ?? 0) : 0;
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// Optional: prepend the user's case-context chunks so the timeline includes events
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// referenced in their uploaded case documents.
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$useMyCase = !empty($input['use_my_case']);
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if ($useMyCase) {
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$caseBlock = dbnToolsCaseContext(true, $text, 5);
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if ($caseBlock !== '') {
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$text = $text . "\n\n" . $caseBlock;
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}
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}
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$timelineRoute = ToolModels::timelineRoute($ftUid, $_requestedEngine, $text);
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$ftUid = dbnToolsFreeTierCheckAmount('timeline', (int)$timelineRoute['credits']);
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$validFocus = ['all', 'deadlines', 'hearings', 'cps'];
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$focus = in_array((string)($input['focus'] ?? ''), $validFocus, true)
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? (string)$input['focus'] : 'all';
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$confidenceFilter = (string)($input['confidence_filter'] ?? '') === 'high_medium'
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? 'high_medium' : 'all';
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$includeRelative = ($input['include_relative'] ?? true) !== false;
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$includeBackground = ($input['include_background'] ?? true) !== false;
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$userNotes = dbnToolsString($input, 'user_notes', 2000, false);
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$engine = (string)$timelineRoute['effective_engine'];
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$result = (new DbnLegalToolsService())->timeline($text, $language, $engine, $focus, $confidenceFilter, $includeRelative, $includeBackground, $userNotes, null);
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if ($ftUid > 0) {
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$balance = dbnToolsFreeTierDeductAmount($ftUid, 'timeline', (int)$timelineRoute['credits'], [
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'requested_engine' => $timelineRoute['requested_engine'],
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'effective_engine' => $timelineRoute['effective_engine'],
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'auto_upgraded_engine' => $timelineRoute['auto_upgraded_engine'],
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'input_char_count' => $timelineRoute['input_char_count'],
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]);
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if ($balance >= 0 && !headers_sent()) {
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header('X-Credits-Remaining: ' . $balance);
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}
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$result['balance'] = $balance;
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}
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$latency = (int)round((microtime(true) - $start) * 1000);
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$result['ok'] = $result['ok'] ?? true;
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$result['latency_ms'] = $latency;
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$result['trace_metadata'] = array_merge($result['trace_metadata'] ?? [], [
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'requested_engine' => $timelineRoute['requested_engine'],
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'effective_engine' => $timelineRoute['effective_engine'],
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'auto_upgraded_engine' => $timelineRoute['auto_upgraded_engine'],
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'input_char_count' => $timelineRoute['input_char_count'],
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'engine_limit_chars' => $timelineRoute['engine_limit_chars'],
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'credits_charged' => $timelineRoute['credits'],
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]);
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dbnToolsLogMetadata([
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'tool' => 'timeline',
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'language' => $language,
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'ok' => true,
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'latency_ms' => $latency,
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'chunk_count' => (int)($result['trace_metadata']['chunk_count'] ?? 0),
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'source_count' => (int)($result['trace_metadata']['source_count'] ?? 0),
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'deployment' => $result['trace_metadata']['deployment'] ?? null,
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]);
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dbnToolsRespond($result);
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} catch (DbnToolsHttpException $e) {
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$latency = (int)round((microtime(true) - $start) * 1000);
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dbnToolsLogMetadata([
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'tool' => 'timeline',
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'language' => $language,
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'ok' => false,
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'latency_ms' => $latency,
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'error_code' => $e->errorCode,
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]);
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dbnToolsError($e->getMessage(), $e->status, $e->errorCode, $e->extra);
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} catch (Throwable $e) {
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$latency = (int)round((microtime(true) - $start) * 1000);
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dbnToolsLogMetadata([
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'tool' => 'timeline',
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'language' => $language,
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'ok' => false,
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'latency_ms' => $latency,
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'error_code' => 'internal_error',
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]);
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error_log('timeline error: ' . $e->getMessage());
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dbnToolsError('The tool could not complete this request.', 500, 'internal_error');
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}
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