Class: WirisPlugin::FileStorageAndCache

Inherits:
Object
  • Object
show all
Extended by:
StorageAndCacheInterface
Includes:
Wiris
Defined in:
lib/com/wiris/plugin/impl/FileStorageAndCache.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from StorageAndCacheInterface

StorageAndCache

Constructor Details

#initialize ⇒ FileStorageAndCache

Returns a new instance of FileStorageAndCache.



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# File 'lib/com/wiris/plugin/impl/FileStorageAndCache.rb', line 13

def initialize()
    super()
end

Instance Attribute Details

#config ⇒ Object

Returns the value of attribute config.



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# File 'lib/com/wiris/plugin/impl/FileStorageAndCache.rb', line 12

def config
  @config
end

Instance Method Details

#codeDigest(content) ⇒ Object 



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# File 'lib/com/wiris/plugin/impl/FileStorageAndCache.rb', line 19

def codeDigest(content)
    formula = getAndCheckFolder(ConfigurationKeys::FORMULA_FOLDER)
    digest = Md5Tools::encodeString(content)
    store = Store::newStoreWithParent(Store::newStore(formula),digest + ".ini")
    store::write(content)
    return digest
end

#decodeDigest(digest) ⇒ Object 



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# File 'lib/com/wiris/plugin/impl/FileStorageAndCache.rb', line 26

def decodeDigest(digest)
    formula = getAndCheckFolder(ConfigurationKeys::FORMULA_FOLDER)
    store = Store::newStoreWithParent(Store::newStore(formula),digest + ".ini")
    return store::read()
end

#deleteCache ⇒ Object 



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# File 'lib/com/wiris/plugin/impl/FileStorageAndCache.rb', line 57

def deleteCache()
end

#getAndCheckFolder(key) ⇒ Object 



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# File 'lib/com/wiris/plugin/impl/FileStorageAndCache.rb', line 44

def getAndCheckFolder(key)
    folder = PropertiesTools::getProperty(@config,key)
    if (folder == nil) || (folder::trim()::length() == 0)
        raise Exception,"Missing configuration value: " + key
    end
    return folder
end

#getExtension(service) ⇒ Object 



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# File 'lib/com/wiris/plugin/impl/FileStorageAndCache.rb', line 51

def getExtension(service)
    if (service == "png")
        return ".png"
    end
    return ("." + service) + ".txt"
end

#init(obj, config, cache, cacheFormula) ⇒ Object 



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# File 'lib/com/wiris/plugin/impl/FileStorageAndCache.rb', line 16

def init(obj, config, cache, cacheFormula)
    self.config = config
end

#retreiveData(digest, service) ⇒ Object 



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# File 'lib/com/wiris/plugin/impl/FileStorageAndCache.rb', line 31

def retreiveData(digest, service)
    formula = getAndCheckFolder(ConfigurationKeys::CACHE_FOLDER)
    store = Store::newStoreWithParent(Store::newStore(formula),digest + getExtension(service))
    if !store::exists()
        return nil
    end
    return store::readBinary()::getData()
end

#storeData(digest, service, stream) ⇒ Object 



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# File 'lib/com/wiris/plugin/impl/FileStorageAndCache.rb', line 39

def storeData(digest, service, stream)
    formula = getAndCheckFolder(ConfigurationKeys::CACHE_FOLDER)
    store = Store::newStoreWithParent(Store::newStore(formula),digest + getExtension(service))
    store::writeBinary(Bytes::ofData(stream))
end