source: trunk/lib/Node.cc @ 4

//$Id$

#include "Node.h"
#include "utility.h"

#include <fstream>
#include <iostream>
#include <numeric>
#include <sstream>
#include <vector>

namespace theplu{
namespace svnstat{

  Node::Node(const std::string& path, Node* mother)
    : path_(path), mother_(mother)
  {
    info();
  }

  std::vector<u_int> Node::accumulated(void) const
  {
    std::vector<u_int> sum(revision_,0);
    if (stats_.empty())
      return sum;

    // sum of all users
    sum = std::accumulate(stats_.begin(),stats_.end(), sum, 
        VectorPlus<std::string,u_int>());

    // calculate accumulated sum
    std::vector<u_int> accum(sum.size());
    std::partial_sum(sum.begin(),sum.end(),accum.begin());    
    return accum;
  }

  std::vector<u_int> Node::accumulated(const std::string& user)
  {
    std::vector<u_int> vec=stats_[user];
    if (vec.empty())
      return vec;
    std::vector<u_int> accum(vec.size());
    std::partial_sum(vec.begin(),vec.end(),accum.begin());
    return accum;
  }

  void Node::add(const std::string& user, const u_int& rev)
  {
    std::vector<u_int> vec = stats_[user];
    if (vec.size() < rev+1){
      u_int i=vec.size();
      vec.resize(rev+1);
      for (; i<rev; i++)
  vec[i]=0;
      vec[rev]=1;
    }
    else
      vec[rev]++;
    stats_[user]=vec;

    if (mother_)
      mother_->add(user,rev);
  }

  bool Node::info()
  {
    std::string system_call = "svn info " + path_ + " > svnstat.tmp";
    int system_return = system(system_call.c_str());
    if (system_return){
      std::cerr << "Error: svn info " << path_ << std::endl;     
      return false;
    }
    std::ifstream is("svnstat.tmp");
    std::string line;
    while (getline(is,line)){
      std::stringstream ss(line);
      std::string tag;
      getline(ss,tag,':');
      if (tag == std::string("Repository UUID"))
  ss >> uuid_; 
      else if (tag == std::string("Last Changed Author"))
  ss >> author_;
      else if (tag == std::string("Last Changed Rev"))
  ss >> revision_;
    }
    
    return true;
  }

}} // end of namespace svnstat and namespace theplu