103 lines
3.1 KiB
Go
103 lines
3.1 KiB
Go
// This file is part of the happyDeliver (R) project.
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// Copyright (c) 2025 happyDomain
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// Authors: Pierre-Olivier Mercier, et al.
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//
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// This program is offered under a commercial and under the AGPL license.
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// For commercial licensing, contact us at <contact@happydomain.org>.
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//
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// For AGPL licensing:
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package app
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import (
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"encoding/json"
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"flag"
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"fmt"
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"io"
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"log"
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"strings"
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"github.com/google/uuid"
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"git.happydns.org/happyDeliver/internal/config"
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"git.happydns.org/happyDeliver/pkg/analyzer"
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)
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// RunAnalyzer runs the standalone email analyzer (from stdin)
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func RunAnalyzer(cfg *config.Config, args []string, reader io.Reader, writer io.Writer) error {
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// Parse command-line flags
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fs := flag.NewFlagSet("analyze", flag.ExitOnError)
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jsonOutput := fs.Bool("json", false, "Output results as JSON")
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if err := fs.Parse(args); err != nil {
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return err
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}
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if err := cfg.Validate(); err != nil {
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return err
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}
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log.Printf("Email analyzer ready, reading from stdin...")
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// Read email from stdin
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emailData, err := io.ReadAll(reader)
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if err != nil {
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return fmt.Errorf("failed to read email from stdin: %w", err)
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}
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// Create analyzer with configuration
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emailAnalyzer := analyzer.NewEmailAnalyzer(cfg)
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// Analyze the email (using a dummy test ID for standalone mode)
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result, err := emailAnalyzer.AnalyzeEmailBytes(emailData, uuid.New())
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if err != nil {
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return fmt.Errorf("failed to analyze email: %w", err)
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}
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log.Printf("Analyzing email from: %s", result.Email.From)
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// Output results
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if *jsonOutput {
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return outputJSON(result, writer)
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}
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return outputHumanReadable(result, emailAnalyzer, writer)
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}
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// outputJSON outputs the report as JSON
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func outputJSON(result *analyzer.AnalysisResult, writer io.Writer) error {
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reportJSON, err := json.MarshalIndent(result.Report, "", " ")
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if err != nil {
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return fmt.Errorf("failed to marshal report: %w", err)
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}
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fmt.Fprintln(writer, string(reportJSON))
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return nil
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}
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// outputHumanReadable outputs a human-readable summary
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func outputHumanReadable(result *analyzer.AnalysisResult, emailAnalyzer *analyzer.EmailAnalyzer, writer io.Writer) error {
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// Header
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fmt.Fprintln(writer, "\n"+strings.Repeat("=", 70))
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fmt.Fprintln(writer, "EMAIL DELIVERABILITY ANALYSIS REPORT")
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fmt.Fprintln(writer, strings.Repeat("=", 70))
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// Detailed checks
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fmt.Fprintln(writer, "\n"+strings.Repeat("-", 70))
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fmt.Fprintln(writer, "DETAILED CHECK RESULTS")
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fmt.Fprintln(writer, strings.Repeat("-", 70))
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// TODO
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fmt.Fprintln(writer, "\n"+strings.Repeat("=", 70))
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return nil
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}
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