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Add new setting keepFilename that retains the original filename #2

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Add new setting keepFilename that retains the original filename #2

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23 changes: 18 additions & 5 deletions ...s-app/resourceMappers/org/grails/plugin/cachedresources/HashAndCacheResourceMapper.groovy
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@ package org.grails.plugin.cachedresources
import org.codehaus.groovy.grails.plugins.codecs.SHA256BytesCodec
import org.grails.plugin.cachedresources.util.Base62
import org.grails.plugin.resource.mapper.MapperPhase
import org.apache.commons.io.FilenameUtils

class HashAndCacheResourceMapper {

Expand All @@ -20,7 +21,8 @@ class HashAndCacheResourceMapper {
log.debug "Hashing resources to unique names..."
}

resource.processedFile = renameToHashOfContents(resource.processedFile, resource.processedFileExtension)
def filename = FilenameUtils.getBaseName(resource.processedFile.name)
resource.processedFile = renameToHashOfContents(resource.processedFile, filename, resource.processedFileExtension)
resource.updateActualUrlFromProcessedFile()

// Do all the horrible cache header stuff
Expand Down Expand Up @@ -59,18 +61,29 @@ class HashAndCacheResourceMapper {
boolean getFlattenDirs() {
resourceService.getConfigParamOrDefault('flatten', true)
}

boolean getKeepFilename() {
resourceService.getConfigParamOrDefault('keepFilename', false)
}

/**
* Renames the given input file in the same directory to be the SHA256 hash of it's contents.
*/
def renameToHashOfContents(File input, String extension) {
def newName
def renameToHashOfContents(File input, String filename, String extension) {
def nameHash
if (shortenLinks) {
def hash = SHA256BytesCodec.encode(getBytes(input))
newName = Base62.encode(hash)
nameHash = Base62.encode(hash)
} else {
newName = SHA256Codec.encode(getBytes(input))
nameHash = SHA256Codec.encode(getBytes(input))
}
def newName
if (keepFilename) {
newName = "${filename}_${nameHash}"
} else {
newName = nameHash
}

def parent = flattenDirs ? resourceService.workDir : input.parentFile
def target = new File(parent, extension ? "${newName}.${extension}" : newName)

Expand Down