{ "name": "Paperless Intake Triage \u2192 Doris Review Queue", "active": false, "isArchived": false, "nodes": [ { "parameters": { "httpMethod": "POST", "path": "paperless/intake-triage", "options": {} }, "id": "paperless-webhook", "name": "Paperless Intake Webhook", "type": "n8n-nodes-base.webhook", "typeVersion": 2, "position": [ -980, 0 ] }, { "parameters": { "jsCode": "\nconst input = $input.first().json || {};\nconst body = input.body || {};\nconst query = input.query || {};\nconst params = input.params || {};\nconst headers = input.headers || {};\nconst candidates = [\n body.document_id,\n body.id,\n body.doc_id,\n body.pk,\n body.document_id?.id,\n body.document?.id,\n body.document,\n query.document_id,\n query.id,\n query.doc_id,\n params.document_id,\n params.id,\n headers['x-paperless-document-id'],\n input.document_id,\n input.id\n].filter(v => v !== undefined && v !== null && v !== '');\nlet raw = candidates[0];\nif (typeof raw === 'object' && raw !== null) raw = raw.id ?? raw.document_id ?? raw.pk ?? null;\nif (typeof raw === 'string' && /\\{.+\\}/.test(raw)) {\n throw new Error('Received unresolved template string instead of document id.');\n}\nconst documentId = Number(raw);\nif (!Number.isFinite(documentId) || documentId <= 0) {\n throw new Error('Could not resolve Paperless document id from webhook payload.');\n}\nreturn [{ json: { document_id: String(documentId), received_at: new Date().toISOString(), webhook_payload_keys: Object.keys(body) } }];\n" }, "id": "extract-doc-id", "name": "Extract Document ID", "type": "n8n-nodes-base.code", "typeVersion": 2, "position": [ -760, 0 ] }, { "parameters": { "url": "={{($env.PAPERLESS_BASE_URL || 'https://paperless.paccoco.com').replace(/\\/$/, '') + '/api/documents/' + ($json.document_id ? ($json.document_id + '/') : '?ordering=-added&page_size=1')}}", "sendHeaders": true, "headerParameters": { "parameters": [ { "name": "Authorization", "value": "={{'Token ' + $env.PAPERLESS_API_TOKEN}}" }, { "name": "Accept", "value": "application/json" } ] }, "options": { "timeout": 30000 } }, "id": "fetch-document", "name": "Fetch Paperless Document", "type": "n8n-nodes-base.httpRequest", "typeVersion": 4.2, "position": [ -540, 0 ] }, { "parameters": { "jsCode": "\nconst response = $json;\nconst doc = response.results ? response.results[0] : response;\nif (!doc || !doc.id) throw new Error('No document found in Paperless API response');\nconst truncate = (s, n=9000) => String(s || '').replace(/\\s+/g, ' ').trim().slice(0, n);\nconst archiveUrl = `${($env.PAPERLESS_BASE_URL || 'https://paperless.paccoco.com').replace(/\\/$/, '')}/documents/${doc.id}/details`;\nconst payload = {\n id: doc.id,\n title: doc.title || 'Untitled',\n original_filename: doc.original_filename || doc.original_file_name || doc.archive_filename || null,\n created: doc.created || null,\n added: doc.added || doc.created_date || null,\n correspondent: doc.correspondent_detail?.name || doc.correspondent_name || doc.correspondent || null,\n document_type: doc.document_type_detail?.name || doc.document_type_name || doc.document_type || null,\n tags: (doc.tags_detail || doc.tags || []).map(t => typeof t === 'string' ? t : (t.name || t.id)).filter(Boolean),\n archive_url: archiveUrl,\n content: truncate(doc.content || doc.text || '')\n};\nconst schema = `Return STRICT JSON only with exactly these keys: summary, suggested_title, document_type, suggested_correspondent, suggested_tags, due_date, needs_review, urgency, reason, confidence. document_type must be one of bill, receipt, school, medical, tax, insurance, legal, manual, letter, other. due_date is YYYY-MM-DD or null. urgency is none, low, medium, high. confidence is high, medium, low.`;\nreturn [{ json: { document: payload, llm_messages: [\n { role: 'system', content: 'You triage Paperless-NGX documents for a human review-first dashboard. Never invent due dates. Be conservative. ' + schema },\n { role: 'user', content: JSON.stringify(payload) }\n] } }];\n" }, "id": "prepare-triage", "name": "Prepare Compact Triage Payload", "type": "n8n-nodes-base.code", "typeVersion": 2, "position": [ -320, 0 ] }, { "parameters": { "method": "POST", "url": "={{($env.LITELLM_BASE_URL || 'http://10.5.1.6:4000').replace(/\\/$/, '') + '/v1/chat/completions'}}", "sendHeaders": true, "headerParameters": { "parameters": [ { "name": "Authorization", "value": "={{'Bearer ' + $env.LITELLM_API_KEY}}" }, { "name": "Content-Type", "value": "application/json" } ] }, "sendBody": true, "specifyBody": "json", "jsonBody": "={{ JSON.stringify({ model: $env.PAPERLESS_TRIAGE_MODEL || 'medium', temperature: 0.1, response_format: { type: 'json_object' }, messages: $json.llm_messages }) }}", "options": { "timeout": 60000 } }, "id": "llm-triage", "name": "LiteLLM Triage JSON", "type": "n8n-nodes-base.httpRequest", "typeVersion": 4.2, "position": [ -100, 0 ] }, { "parameters": { "jsCode": "\nfunction parseTriage(input) {\n let content = input.choices?.[0]?.message?.content ?? input.text ?? input;\n if (typeof content !== 'string') content = JSON.stringify(content);\n content = content.trim().replace(/^```json\\s*/i, '').replace(/```$/,'').trim();\n return JSON.parse(content);\n}\nconst sourceDoc = $('Prepare Compact Triage Payload').first().json.document;\nconst t = parseTriage($json);\nconst allowedTypes = new Set(['bill','receipt','school','medical','tax','insurance','legal','manual','letter','other']);\nconst out = {\n summary: String(t.summary || '').slice(0, 800),\n suggested_title: String(t.suggested_title || sourceDoc.title || sourceDoc.original_filename || `Document ${sourceDoc.id}`).slice(0, 200),\n document_type: allowedTypes.has(t.document_type) ? t.document_type : 'other',\n suggested_correspondent: t.suggested_correspondent ? String(t.suggested_correspondent).slice(0, 160) : null,\n suggested_tags: Array.isArray(t.suggested_tags) ? [...new Set(t.suggested_tags.map(x => String(x).trim().toLowerCase()).filter(Boolean))].slice(0, 12) : [],\n due_date: /^\\d{4}-\\d{2}-\\d{2}$/.test(String(t.due_date || '')) ? String(t.due_date) : null,\n needs_review: Boolean(t.needs_review),\n urgency: ['none','low','medium','high'].includes(t.urgency) ? t.urgency : 'medium',\n reason: String(t.reason || 'No reason supplied; review required.').slice(0, 500),\n confidence: ['high','medium','low'].includes(t.confidence) ? t.confidence : 'low'\n};\nconst riskTypes = new Set(['legal','medical','school','tax','insurance']);\nconst billSignals = /\b(bill|payment|invoice|amount due|pay by|past due|statement)\b/i.test(`${out.summary} ${out.suggested_title} ${sourceDoc.content || ''}`);\nconst forcedReview = riskTypes.has(out.document_type) || Boolean(out.due_date) || billSignals || out.confidence === 'low' || ['medium','high'].includes(out.urgency);\nout.needs_review = out.needs_review || forcedReview;\nif (forcedReview && !/review/i.test(out.reason)) out.reason = `${out.reason} Safety gate requires human review.`;\nconst applySafe = String($env.PAPERLESS_TRIAGE_APPLY_SAFE || 'false').toLowerCase() === 'true';\nconst eligible_for_safe_apply = !out.needs_review && out.confidence === 'high' && ['none','low'].includes(out.urgency) && !riskTypes.has(out.document_type) && !out.due_date;\nconst reviewItem = {\n id: sourceDoc.id,\n title: sourceDoc.title,\n original_filename: sourceDoc.original_filename,\n added: sourceDoc.added,\n archive_url: sourceDoc.archive_url,\n current: { correspondent: sourceDoc.correspondent, document_type: sourceDoc.document_type, tags: sourceDoc.tags },\n triage: out,\n safety: { forced_review: forcedReview, eligible_for_safe_apply, apply_safe_enabled: applySafe },\n queued_at: new Date().toISOString()\n};\nreturn [{ json: { document: sourceDoc, triage: out, review_item: reviewItem, should_apply_safe: applySafe && eligible_for_safe_apply, should_notify: out.urgency === 'high' } }];\n" }, "id": "parse-safety", "name": "Parse JSON + Safety Gate", "type": "n8n-nodes-base.code", "typeVersion": 2, "position": [ 120, 0 ] }, { "parameters": { "jsCode": "\n// Requires n8n Code node filesystem access: NODE_FUNCTION_ALLOW_BUILTIN=fs,path\nconst fs = require('fs');\nconst path = require('path');\nconst queuePath = $env.PAPERLESS_TRIAGE_REVIEW_QUEUE_PATH || '/data/paperless_review.json';\nconst maxItems = Number($env.PAPERLESS_TRIAGE_REVIEW_MAX_ITEMS || 200);\nfs.mkdirSync(path.dirname(queuePath), { recursive: true });\nlet queue = [];\ntry { queue = JSON.parse(fs.readFileSync(queuePath, 'utf8')); } catch (_) { queue = []; }\nif (!Array.isArray(queue)) queue = [];\nconst item = $json.review_item;\nqueue = [item, ...queue.filter(x => String(x.id) !== String(item.id))].slice(0, maxItems);\nconst tmp = queuePath + '.tmp';\nfs.writeFileSync(tmp, JSON.stringify(queue, null, 2) + '\\n', 'utf8');\nfs.renameSync(tmp, queuePath);\nreturn [{ json: { ...$json, queue_path: queuePath, queue_count: queue.length } }];\n" }, "id": "write-queue", "name": "Write Doris Review Queue JSON", "type": "n8n-nodes-base.code", "typeVersion": 2, "position": [ 340, 0 ] }, { "parameters": { "conditions": { "boolean": [ { "value1": "={{$json.should_apply_safe}}", "value2": true } ] } }, "id": "if-safe-apply", "name": "Apply Safe Updates Enabled?", "type": "n8n-nodes-base.if", "typeVersion": 2.2, "position": [ 560, -80 ] }, { "parameters": { "method": "PATCH", "url": "={{($env.PAPERLESS_BASE_URL || 'https://paperless.paccoco.com').replace(/\\/$/, '') + '/api/documents/' + $json.document.id + '/'}}", "sendHeaders": true, "headerParameters": { "parameters": [ { "name": "Authorization", "value": "={{'Token ' + $env.PAPERLESS_API_TOKEN}}" }, { "name": "Content-Type", "value": "application/json" } ] }, "sendBody": true, "specifyBody": "json", "jsonBody": "={{ JSON.stringify({ title: $json.triage.suggested_title }) }}", "options": { "timeout": 30000 } }, "id": "safe-title-update", "name": "Safe Title Update Only", "type": "n8n-nodes-base.httpRequest", "typeVersion": 4.2, "position": [ 780, -160 ] }, { "parameters": { "conditions": { "boolean": [ { "value1": "={{$json.should_notify && !!$env.GOTIFY_URL && !!$env.GOTIFY_TOKEN}}", "value2": true } ] } }, "id": "if-urgent", "name": "Urgent Notification Configured?", "type": "n8n-nodes-base.if", "typeVersion": 2.2, "position": [ 560, 140 ] }, { "parameters": { "method": "POST", "url": "={{$env.GOTIFY_URL.replace(/\\/$/, '') + '/message'}}", "sendHeaders": true, "headerParameters": { "parameters": [ { "name": "X-Gotify-Key", "value": "={{$env.GOTIFY_TOKEN}}" }, { "name": "Content-Type", "value": "application/json" } ] }, "sendBody": true, "specifyBody": "json", "jsonBody": "={{ JSON.stringify({ title: 'Urgent Paperless document', message: `${$json.triage.suggested_title}\n${$json.triage.summary}\n${$json.document.archive_url}`, priority: 8 }) }}", "options": { "timeout": 15000 } }, "id": "gotify-urgent", "name": "Send Urgent Gotify", "type": "n8n-nodes-base.httpRequest", "typeVersion": 4.2, "position": [ 780, 140 ] } ], "connections": { "Paperless Intake Webhook": { "main": [ [ { "node": "Extract Document ID", "type": "main", "index": 0 } ] ] }, "Extract Document ID": { "main": [ [ { "node": "Fetch Paperless Document", "type": "main", "index": 0 } ] ] }, "Fetch Paperless Document": { "main": [ [ { "node": "Prepare Compact Triage Payload", "type": "main", "index": 0 } ] ] }, "Prepare Compact Triage Payload": { "main": [ [ { "node": "LiteLLM Triage JSON", "type": "main", "index": 0 } ] ] }, "LiteLLM Triage JSON": { "main": [ [ { "node": "Parse JSON + Safety Gate", "type": "main", "index": 0 } ] ] }, "Parse JSON + Safety Gate": { "main": [ [ { "node": "Write Doris Review Queue JSON", "type": "main", "index": 0 } ] ] }, "Write Doris Review Queue JSON": { "main": [ [ { "node": "Apply Safe Updates Enabled?", "type": "main", "index": 0 } ] ] }, "Apply Safe Updates Enabled?": { "main": [ [ { "node": "Safe Title Update Only", "type": "main", "index": 0 } ], [] ] }, "Urgent Notification Configured?": { "main": [ [ { "node": "Send Urgent Gotify", "type": "main", "index": 0 } ], [] ] } }, "settings": { "executionOrder": "v1" }, "staticData": null, "meta": { "templateCredsSetupCompleted": false }, "pinData": {}, "tags": [ { "name": "paperless" }, { "name": "doris" }, { "name": "review-first" } ] }