export: internal/export (Markdown/Text/ReadingsPDF via pure-Go go-pdf/fpdf + embedded DejaVu Sans, covers pl/la/gr); cli --md/--pdf/--out; web /export + download links; v0.22.0

1 files changed, 62 insertions, 0 deletions

diff --git a/internal/cli/cli.go b/internal/cli/cli.go
index 04defbf..88d3a30 100644
--- a/internal/cli/cli.go
+++ b/internal/cli/cli.go
@@ -16,6 +16,7 @@ import (
 
 	"github.com/lukaszkasprzak/lectio/internal/bible"
 	"github.com/lukaszkasprzak/lectio/internal/config"
+	"github.com/lukaszkasprzak/lectio/internal/export"
 	"github.com/lukaszkasprzak/lectio/internal/i18n"
 	"github.com/lukaszkasprzak/lectio/internal/liturgy"
 	"github.com/lukaszkasprzak/lectio/internal/readings"
@@ -49,6 +50,9 @@ Flags:
       --rand, --rand-v   print a random verse and exit (uses default_version or -b VER;
                          bt has no corpus, so it falls back to a corpus version)
       --rand-ch          print a random chapter and exit
+      --md               export the readings as Markdown (to --out or stdout)
+      --pdf              export the readings as PDF (to --out or stdout)
+      --out FILE         write --md/--pdf output to FILE
   -v, --version          print the version and exit
   -h, --help             this help
 
@@ -107,6 +111,8 @@ func Run(args []string, stdin io.Reader, stdout, stderr io.Writer) int {
 
 	var all, raw, refresh, offline, update, clean, pagerFlag, noPager, citation, week bool
 	var randV, randCh bool
+	var expMD, expPDF bool
+	var output string
 	var bibleVer, compareList, lectionary, lang string
 	var width int
 	var list bool
@@ -149,6 +155,10 @@ func Run(args []string, stdin io.Reader, stdout, stderr io.Writer) int {
 	fs.BoolVar(&randV, "rand", false, "print a random verse from the corpus and exit")
 	fs.BoolVar(&randV, "rand-v", false, "print a random verse from the corpus and exit")
 	fs.BoolVar(&randCh, "rand-ch", false, "print a random chapter from the corpus and exit")
+	fs.BoolVar(&expMD, "md", false, "export the readings as Markdown")
+	fs.BoolVar(&expPDF, "pdf", false, "export the readings as PDF")
+	fs.StringVar(&output, "out", "", "write --md/--pdf output to FILE (default: stdout)")
+	fs.StringVar(&output, "output", "", "write --md/--pdf output to FILE (default: stdout)")
 
 	if err := fs.Parse(rest); err != nil {
 		return 2
@@ -208,6 +218,18 @@ func Run(args []string, stdin io.Reader, stdout, stderr io.Writer) int {
 	}
 
 	effAll := all || cfg.All
+
+	if expMD || expPDF {
+		ver := bibleVer
+		if ver == "" {
+			ver = cfg.DefaultVersion
+		}
+		if !config.ValidVersion(ver) {
+			fmt.Fprintf(stderr, "lectio: unknown version %q (want one of bt, wuj, vul, grb, drb)\n", ver)
+			return 2
+		}
+		return runExport(cfg, date, ver, effAll, refresh, expPDF, output, stdout, stderr)
+	}
 	effWidth := width
 	if effWidth == 0 {
 		effWidth = cfg.Width
@@ -332,6 +354,46 @@ func dialectCitation(cfg config.Config, tbl *bible.BookTable, sec liturgy.Sectio
 	return tbl.FormatRef(cfg.SiglaLang(), canonical)
 }
 
+// runExport handles --md/--pdf: load the day's readings and write them as
+// Markdown or PDF to --out FILE (or stdout). Honors date/lectionary/all/offline
+// and the version (bt is fine -- it is the niedziela text -- but is swapped for
+// traditional/offline via EffectiveVersions).
+func runExport(cfg config.Config, date, version string, all, refresh, asPDF bool, output string, stdout, stderr io.Writer) int {
+	secs, info, err := readings.Load(cfg, readings.Options{Date: date, Refresh: refresh, Offline: cfg.Offline, All: all})
+	if err != nil {
+		fmt.Fprintln(stderr, "lectio:", err)
+		return 1
+	}
+	if len(secs) == 0 {
+		fmt.Fprintln(stderr, "lectio: no readings found for", date)
+		return 1
+	}
+	if vs := render.EffectiveVersions([]string{version}, cfg.Lectionary, cfg.Offline); len(vs) > 0 {
+		version = vs[0]
+	}
+
+	var data []byte
+	if asPDF {
+		data, err = export.ReadingsPDF(date, info, secs, version, cfg.Lectionary, cfg.UILanguage)
+		if err != nil {
+			fmt.Fprintln(stderr, "lectio:", err)
+			return 1
+		}
+	} else {
+		data = []byte(export.Markdown(date, info, secs, version, cfg.Lectionary, cfg.UILanguage))
+	}
+
+	if output != "" {
+		if err := os.WriteFile(output, data, 0o644); err != nil {
+			fmt.Fprintln(stderr, "lectio:", err)
+			return 1
+		}
+		return 0
+	}
+	_, _ = stdout.Write(data)
+	return 0
+}
+
 // runCitation handles --citation: fetch the day's gospel (gospel-only) and
 // print just its scripture reference in the configured sigla dialect (see
 // dialectCitation), for scripts/cron/prompt use. Honors the resolved cfg