initial commit

cmd/view.go

@@ -0,0 +1,41 @@
+package cmd
+
+import (
+	"strings"
+
+	"github.com/tlinden/epuppy/pkg/epub"
+)
+
+func View(conf *Config) (int, error) {
+	book, err := epub.Open(conf.Document)
+	if err != nil {
+		return 0, err
+	}
+	defer book.Close()
+
+	buf := strings.Builder{}
+	head := strings.Builder{}
+
+	for _, creator := range book.Opf.Metadata.Creator {
+		head.WriteString(creator.Data)
+		head.WriteString(" ")
+	}
+
+	head.WriteString("- ")
+
+	for _, title := range book.Opf.Metadata.Title {
+		head.WriteString(title)
+		head.WriteString(" ")
+	}
+
+	for _, point := range book.Ncx.Points {
+		if len(point.Content.Body) > 0 {
+			buf.WriteString("### " + point.Content.Title)
+			buf.WriteString("\r\n\r\n")
+			buf.WriteString(point.Content.Body)
+			buf.WriteString("\r\n\r\n\r\n\r\n")
+		}
+	}
+
+	return Pager(conf, head.String(), buf.String())
+}