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0001 // Copyright (C) 2010, Guy Barrand. All rights reserved.
0002 // See the file tools.license for terms.
0003
0004 #ifndef tools_srep
0005 #define tools_srep
0006
0007 #include <string>
0008 #include <vector>
0009 #include <utility>
0010
0011 #include "forit"
0012
0013 namespace tools {
0014
0015 inline bool replace(std::string& a_string,const std::string& a_old,const std::string& a_new){
0016   // return true : some replacement done.
0017   // return false : nothing replaced.
0018   if(a_old.empty()) return false;
0019   std::string snew;
0020   std::string::size_type lold = a_old.length();
0021   bool status = false;
0022   std::string stmp = a_string;
0023   while(true) {
0024     std::string::size_type pos = stmp.find(a_old);
0025     if(pos==std::string::npos){
0026       snew += stmp;
0027       break;
0028     } else {
0029       snew += stmp.substr(0,pos);
0030       snew += a_new;
0031       stmp = stmp.substr(pos+lold,stmp.length()-(pos+lold));
0032       status = true;
0033     }
0034   }
0035   a_string = std::move(snew);
0036   return status;
0037 }
0038
0039 inline bool replace_(std::string& a_string,const std::string& a_old,const std::string& a_new) {
0040   return replace(a_string,a_old,a_new);
0041 }
0042
0043 inline bool replace(std::vector<std::string>& a_strings,const std::string& a_old,const std::string& a_new){
0044   tools_vforit(std::string,a_strings,it) {
0045     if(!replace(*it,a_old,a_new)) return false;
0046   }
0047   return true;
0048 }
0049
0050 inline void toxml(std::string& a_string){
0051   // > : &lt;
0052   // < : &gt;
0053   // & : &amp;
0054   // " : &quot;
0055   // ' : &apos;
0056   replace(a_string,"&","&amp;"); //must be first.
0057   replace(a_string,"<","&lt;");
0058   replace(a_string,">","&gt;");
0059   replace(a_string,"\"","&quot;");
0060   replace(a_string,"'","&apos;");
0061 }
0062
0063 inline std::string to_xml(const std::string& a_string){
0064   std::string _s = a_string;
0065   toxml(_s);
0066   return _s;
0067 }
0068
0069 }
0070
0071 #endif