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- #define CPPCMS_SOURCE
- #include "util.h"
- #include "http_protocol.h"
- #include <stdio.h>
-
- namespace cppcms {
- namespace util {
-
- std::string escape(std::string const &s)
- {
- std::string content;
- unsigned i,len=s.size();
- content.reserve(len*3/2);
- for(i=0;i<len;i++) {
- char c=s[i];
- switch(c){
- case '<': content+="<"; break;
- case '>': content+=">"; break;
- case '&': content+="&"; break;
- case '\"': content+="""; break;
- default: content+=c;
- }
- }
- return content;
- }
-
- std::string urlencode(std::string const &s)
- {
- std::string content;
- unsigned i,len=s.size();
- content.reserve(3*len);
- for(i=0;i<len;i++){
- char c=s[i];
- if( ('a'<=c && c<='z')
- || ('A'<=c && c<='Z')
- || ('0'<=c && c<='9'))
- {
- content+=c;
- }
- else {
- switch(c) {
- case '-':
- case '_':
- case '.':
- case '~':
- content+=c;
- break;
- default:
- {
- char buf[4];
- #ifdef HAVE_SNPRINTF
- snprintf(buf,sizeof(buf),"%%%02x",(unsigned)(c));
- #else
- sprintf(buf,"%%%02x",(unsigned)(c));
- // Should be OK for this range
- #endif
- content.append(buf,3);
-
- }
- };
- }
- };
- return content;
- }
-
-
- std::string urldecode(std::string const &s)
- {
- return urldecode(s.c_str(),s.c_str()+s.size());
- }
- // TODO: Find correct RFC for proprer decoding
- std::string urldecode(char const *begin,char const *end)
- {
- std::string result;
- result.reserve(end-begin);
- for(;begin<end;begin++) {
- char c=*begin;
- switch(c) {
- case '+': result+=' ';
- break;
- case '%':
- if(end-begin >= 3 && http::protocol::xdigit(begin[1]) && http::protocol::xdigit(begin[2])) {
- char buf[3]={begin[1],begin[2],0};
- int value;
- sscanf(buf,"%x",&value);
- result+=char(value);
- begin+=2;
- }
- break;
- default:
- result+=c;
-
- }
- }
- return result;
- }
- } // util
- } // util
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