xpcom/ds/nsINIParserImpl.cpp

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/xpcom/ds/nsINIParserImpl.cpp	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,133 @@
     1.4 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.5 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.6 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.7 +
     1.8 +#include "nsINIParserImpl.h"
     1.9 +
    1.10 +#include "nsINIParser.h"
    1.11 +#include "nsStringEnumerator.h"
    1.12 +#include "nsTArray.h"
    1.13 +#include "mozilla/Attributes.h"
    1.14 +
    1.15 +class nsINIParserImpl MOZ_FINAL :
    1.16 +  public nsIINIParser
    1.17 +{
    1.18 +public:
    1.19 +  NS_DECL_ISUPPORTS
    1.20 +  NS_DECL_NSIINIPARSER
    1.21 +
    1.22 +  nsresult Init(nsIFile* aINIFile) {
    1.23 +    return mParser.Init(aINIFile);
    1.24 +  }
    1.25 +
    1.26 +private:
    1.27 +  nsINIParser mParser;
    1.28 +};
    1.29 +
    1.30 +NS_IMPL_ISUPPORTS(nsINIParserFactory,
    1.31 +                  nsIINIParserFactory,
    1.32 +                  nsIFactory)
    1.33 +
    1.34 +NS_IMETHODIMP
    1.35 +nsINIParserFactory::CreateINIParser(nsIFile* aINIFile,
    1.36 +                                    nsIINIParser* *aResult)
    1.37 +{
    1.38 +  *aResult = nullptr;
    1.39 +
    1.40 +  nsRefPtr<nsINIParserImpl> p(new nsINIParserImpl());
    1.41 +  if (!p)
    1.42 +    return NS_ERROR_OUT_OF_MEMORY;
    1.43 +
    1.44 +  nsresult rv = p->Init(aINIFile);
    1.45 +
    1.46 +  if (NS_SUCCEEDED(rv))
    1.47 +    NS_ADDREF(*aResult = p);
    1.48 +
    1.49 +  return rv;
    1.50 +}
    1.51 +
    1.52 +NS_IMETHODIMP
    1.53 +nsINIParserFactory::CreateInstance(nsISupports* aOuter,
    1.54 +                                   REFNSIID aIID,
    1.55 +                                   void **aResult)
    1.56 +{
    1.57 +  if (NS_WARN_IF(aOuter))
    1.58 +    return NS_ERROR_NO_AGGREGATION;
    1.59 +
    1.60 +  // We are our own singleton.
    1.61 +  return QueryInterface(aIID, aResult);
    1.62 +}
    1.63 +
    1.64 +NS_IMETHODIMP
    1.65 +nsINIParserFactory::LockFactory(bool aLock)
    1.66 +{
    1.67 +  return NS_OK;
    1.68 +}
    1.69 +
    1.70 +NS_IMPL_ISUPPORTS(nsINIParserImpl,
    1.71 +                  nsIINIParser)
    1.72 +
    1.73 +static bool
    1.74 +SectionCB(const char* aSection, void *aClosure)
    1.75 +{
    1.76 +  nsTArray<nsCString> *strings = static_cast<nsTArray<nsCString>*>(aClosure);
    1.77 +
    1.78 +  strings->AppendElement(nsDependentCString(aSection));
    1.79 +  return true;
    1.80 +}
    1.81 +
    1.82 +NS_IMETHODIMP
    1.83 +nsINIParserImpl::GetSections(nsIUTF8StringEnumerator* *aResult)
    1.84 +{
    1.85 +  nsTArray<nsCString> *strings = new nsTArray<nsCString>;
    1.86 +  if (!strings)
    1.87 +    return NS_ERROR_OUT_OF_MEMORY;
    1.88 +
    1.89 +  nsresult rv = mParser.GetSections(SectionCB, strings);
    1.90 +  if (NS_SUCCEEDED(rv))
    1.91 +    rv = NS_NewAdoptingUTF8StringEnumerator(aResult, strings);
    1.92 +
    1.93 +  if (NS_FAILED(rv))
    1.94 +    delete strings;
    1.95 +
    1.96 +  return rv;
    1.97 +}
    1.98 +
    1.99 +static bool
   1.100 +KeyCB(const char* aKey, const char *aValue, void *aClosure)
   1.101 +{
   1.102 +  nsTArray<nsCString> *strings = static_cast<nsTArray<nsCString>*>(aClosure);
   1.103 +
   1.104 +  strings->AppendElement(nsDependentCString(aKey));
   1.105 +  return true;
   1.106 +}
   1.107 +
   1.108 +NS_IMETHODIMP
   1.109 +nsINIParserImpl::GetKeys(const nsACString& aSection,
   1.110 +                         nsIUTF8StringEnumerator* *aResult)
   1.111 +{
   1.112 +  nsTArray<nsCString> *strings = new nsTArray<nsCString>;
   1.113 +  if (!strings)
   1.114 +    return NS_ERROR_OUT_OF_MEMORY;
   1.115 +
   1.116 +  nsresult rv = mParser.GetStrings(PromiseFlatCString(aSection).get(),
   1.117 +                                   KeyCB, strings);
   1.118 +  if (NS_SUCCEEDED(rv))
   1.119 +    rv = NS_NewAdoptingUTF8StringEnumerator(aResult, strings);
   1.120 +
   1.121 +  if (NS_FAILED(rv))
   1.122 +    delete strings;
   1.123 +
   1.124 +  return rv;
   1.125 +
   1.126 +}
   1.127 +
   1.128 +NS_IMETHODIMP
   1.129 +nsINIParserImpl::GetString(const nsACString& aSection,
   1.130 +                           const nsACString& aKey,
   1.131 +                           nsACString& aResult)
   1.132 +{
   1.133 +  return mParser.GetString(PromiseFlatCString(aSection).get(),
   1.134 +                           PromiseFlatCString(aKey).get(),
   1.135 +                           aResult);
   1.136 +}

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