1

utils/pdf/html_to_pdf.go

@@ -0,0 +1,35 @@
+package pdf
+
+import (
+	"github.com/SebastiaanKlippert/go-wkhtmltopdf"
+	"strings"
+)
+
+// html转 Pdf dataType = 1 为网页url dataType = 2为网页内容 outFile为空则不保存
+func HtmlToPdf(content string, dataType int, outFile string) ([]byte, error) {
+	pdfg, err := wkhtmltopdf.NewPDFGenerator()
+	if err != nil {
+		return nil, err
+	}
+	switch dataType {
+	case 1: //网页地址
+		pdfg.AddPage(wkhtmltopdf.NewPage(content))
+	case 2: //网页内容
+		pdfg.AddPage(wkhtmltopdf.NewPageReader(strings.NewReader(content)))
+	}
+	//模式
+	pdfg.Orientation.Set(wkhtmltopdf.OrientationPortrait)
+	//pdf尺寸默认A4纸
+	pdfg.PageSize.Set(wkhtmltopdf.PageSizeA4)
+	// Create PDF document in memory
+	if err = pdfg.Create(); err != nil {
+		return nil, err
+	}
+	// Write PDF to file
+	if outFile != "" {
+		if err = pdfg.WriteFile(outFile); err != nil {
+			return nil, err
+		}
+	}
+	return pdfg.Bytes(), nil
+}