74 lines
1.4 KiB
Go
74 lines
1.4 KiB
Go
package jpegstructure
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import (
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"os"
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"path"
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"github.com/dsoprea/go-logging"
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)
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var (
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testImageRelFilepath = "NDM_8901.jpg"
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)
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var (
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moduleRootPath = ""
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assetsPath = ""
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)
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// GetModuleRootPath returns the root-path of the module.
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func GetModuleRootPath() string {
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if moduleRootPath == "" {
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moduleRootPath = os.Getenv("JPEG_MODULE_ROOT_PATH")
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if moduleRootPath != "" {
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return moduleRootPath
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}
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currentWd, err := os.Getwd()
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log.PanicIf(err)
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currentPath := currentWd
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visited := make([]string, 0)
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for {
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tryStampFilepath := path.Join(currentPath, ".MODULE_ROOT")
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_, err := os.Stat(tryStampFilepath)
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if err != nil && os.IsNotExist(err) != true {
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log.Panic(err)
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} else if err == nil {
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break
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}
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visited = append(visited, tryStampFilepath)
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currentPath = path.Dir(currentPath)
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if currentPath == "/" {
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log.Panicf("could not find module-root: %v", visited)
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}
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}
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moduleRootPath = currentPath
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}
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return moduleRootPath
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}
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// GetTestAssetsPath returns the path of the test-assets.
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func GetTestAssetsPath() string {
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if assetsPath == "" {
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moduleRootPath := GetModuleRootPath()
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assetsPath = path.Join(moduleRootPath, "assets")
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}
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return assetsPath
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}
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// GetTestImageFilepath returns the file-path of the common test-image.
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func GetTestImageFilepath() string {
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assetsPath := GetTestAssetsPath()
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filepath := path.Join(assetsPath, testImageRelFilepath)
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return filepath
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}
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