WIP: Add SVG Templating #10
@@ -6,8 +6,8 @@ import (
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)
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func main() {
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if !format.CheckInkscape() {
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panic("Inkscape not found")
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if !format.CheckResvg() {
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panic("Resvg not found")
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}
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command.PrepareCommandLine()
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command.HandleCommandline()
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@@ -2,6 +2,7 @@ package format
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import (
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"bytes"
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"errors"
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"fmt"
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"io"
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"log"
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@@ -43,26 +44,23 @@ func ConvertReader(svgblob []byte, param ConversionParameters) (io.ReadCloser, e
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}
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defer os.Remove(file)
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return runCommand(file, param)
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}
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func runCommand(input string, param ConversionParameters) (io.ReadCloser, error) {
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var args []string
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var outExt string
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switch param.Format {
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case "png":
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args = append(args, "--export-type=png")
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outExt = ".png"
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case "jpg":
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args = append(args, "--export-type=png") // inkscape doesn't export jpg directly
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outExt = ".png"
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case "pdf":
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args = append(args, "--export-type=pdf")
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outExt = ".pdf"
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default:
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return nil, fmt.Errorf("format not supported: %s", param.Format)
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return convertPNG(file, param)
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}
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return nil, errors.New("Format not supported")
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}
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func convertPNG(input string, param ConversionParameters) (io.ReadCloser, error) {
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var args []string
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var outExt string
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fontsdir, err := svg.Storage.GetFontsDir()
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if err != nil {
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return nil, err
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}
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args = append(args, "--skip-system-fonts")
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args = append(args, "--use-fonts-dir", fontsdir)
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if param.Width > 0 {
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args = append(args, "-w", strconv.Itoa(param.Width))
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@@ -72,16 +70,16 @@ func runCommand(input string, param ConversionParameters) (io.ReadCloser, error)
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}
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outFile := strings.TrimSuffix(input, filepath.Ext(input)) + outExt
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args = append(args, "-o", outFile)
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args = append(args, input)
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args = append(args, outFile)
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cmd := exec.Command("inkscape", args...)
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cmd := exec.Command("resvg", args...)
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cmd.Dir = svg.TempDir
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out, err := cmd.CombinedOutput()
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log.Println(string(out))
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if err != nil {
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return nil, fmt.Errorf("inkscape failed: %w: %s", err, string(out))
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return nil, fmt.Errorf("resvg failed: %w: %s", err, string(out))
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}
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file, err := os.Open(outFile)
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@@ -92,7 +90,7 @@ func runCommand(input string, param ConversionParameters) (io.ReadCloser, error)
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return file, nil
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}
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func CheckInkscape() bool {
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_, err := exec.LookPath("inkscape")
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func CheckResvg() bool {
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_, err := exec.LookPath("resvg")
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return err == nil
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}
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