knowledgegraph-mcp/dist/core/file-manager.d.ts

MCP server for enabling persistent knowledge storage for Claude through a knowledge graph with multiple storage backends

/**
 * File attachment manager for the knowledge graph system
 */
import { FileAttachment } from '../core.js';
import { FileUpload, FileMetadata, ValidationResult, FileStorageConfig } from '../types/file-attachments.js';
/**
 * File validator for security and type checking
 */
export declare class FileValidator {
    private allowedMimeTypes;
    private maxFileSize;
    constructor(config?: FileStorageConfig);
    /**
     * Validate a file buffer and metadata
     */
    validateFile(file: Buffer, originalFilename: string, providedMimeType?: string): Promise<ValidationResult>;
    /**
     * Simple MIME type detection based on file extension and content
     */
    private detectMimeType;
    /**
     * Perform basic security checks on the file
     */
    private performSecurityChecks;
}
/**
 * File attachment manager
 */
export declare class FileAttachmentManager {
    private validator;
    private config;
    constructor(config?: FileStorageConfig);
    /**
     * Process and validate a file upload
     */
    processFileUpload(file: FileUpload, entityName: string, project: string): Promise<{
        fileAttachment: FileAttachment;
        fileBuffer: Buffer;
    } | {
        error: string;
    }>;
    /**
     * Validate file count limits for an entity
     */
    validateFileCount(currentAttachments: FileAttachment[]): {
        isValid: boolean;
        error?: string;
    };
    /**
     * Calculate total storage used by an entity
     */
    calculateEntityStorageUsage(attachments: FileAttachment[]): number;
    /**
     * Generate file metadata for storage
     */
    createFileMetadata(entityName: string, project: string, originalFilename: string, mimeType: string): FileMetadata;
}
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