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authorMichael Krelin <hacker@klever.net>2008-03-02 20:23:40 (UTC)
committer Michael Krelin <hacker@klever.net>2008-03-02 20:23:40 (UTC)
commitda3f84153be2a93da7ffc49af33b29b9725fac38 (patch) (side-by-side diff)
treebcacc4c38a53b70c679fa69fbf2577da2802a197
parentf47e336b569739bdde8e9add96ff2c46f97257fb (diff)
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made util::url_encode refrain from encoding unreserved chars
as per rfc 3986 Signed-off-by: Michael Krelin <hacker@klever.net>
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--lib/util.cc39
1 files changed, 33 insertions, 6 deletions
diff --git a/lib/util.cc b/lib/util.cc
index 29e6738..a6e08e2 100644
--- a/lib/util.cc
+++ b/lib/util.cc
@@ -10,7 +10,6 @@
#include <openssl/evp.h>
#include <openssl/sha.h>
#include <openssl/hmac.h>
-#include <curl/curl.h>
#include <opkele/util.h>
#include <opkele/exception.h>
#include <opkele/data.h>
@@ -156,12 +155,40 @@ namespace opkele {
*
*/
+ static inline bool isrfc3986unreserved(int c) {
+ if(c<'-') return false;
+ if(c<='.') return true;
+ if(c<'0') return false; if(c<='9') return true;
+ if(c<'A') return false; if(c<='Z') return true;
+ if(c<'_') return false;
+ if(c=='_') return true;
+ if(c<'a') return false; if(c<='z') return true;
+ if(c=='~') return true;
+ return false;
+ }
+
+ struct __url_encoder : public unary_function<char,void> {
+ public:
+ string& rv;
+
+ __url_encoder(string& r) : rv(r) { }
+
+ result_type operator()(argument_type c) {
+ if(isrfc3986unreserved(c))
+ rv += c;
+ else{
+ char tmp[4];
+ snprintf(tmp,sizeof(tmp),"%%%02X",
+ (c&0xff));
+ rv += tmp;
+ }
+ }
+ };
+
string url_encode(const string& str) {
- char * t = curl_escape(str.c_str(),str.length());
- if(!t)
- throw failed_conversion(OPKELE_CP_ "failed to curl_escape()");
- string rv(t);
- curl_free(t);
+ string rv;
+ for_each(str.begin(),str.end(),
+ __url_encoder(rv));
return rv;
}