src/util.hpp

   1 /* $Id: util.hpp,v 1.21 2006-10-03 07:57:40 marc Exp $
   2    Copyright (c) 2005-2006, Index Data.
   3
   4    See the LICENSE file for details
   5  */
   6
   7 #ifndef YP2_UTIL_HPP
   8 #define YP2_UTIL_HPP
   9
  10 #include "package.hpp"
  11
  12 #include <yaz/z-core.h>
  13
  14 #include <boost/utility.hpp>
  15 #include <boost/scoped_ptr.hpp>
  16
  17 #include <list>
  18 #include <vector>
  19 #include <sstream>
  20 #include <string>
  21
  22
  23 namespace metaproxy_1 {
  24     namespace util  {
  25
  26
  27         template<typename T>
  28         std::string to_string(const T& t)
  29         {
  30             std::ostringstream o;
  31             if(o << t)
  32                 return o.str();
  33             return std::string();
  34         };
  35
  36         std::string http_header_value(const Z_HTTP_Header* header,
  37                                                const std::string name);
  38
  39         std::string http_headers_debug(const Z_HTTP_Request &http_req);
  40
  41         void http_response(metaproxy_1::Package &package,
  42                            const std::string &content,
  43                            int http_code = 200);
  44
  45
  46         int memcmp2(const void *buf1, int len1, const void *buf2, int len2);
  47
  48         std::string database_name_normalize(const std::string &s);
  49
  50         bool pqf(ODR odr, Z_APDU *apdu, const std::string &q);
  51
  52         std::string zQueryToString(Z_Query *query);
  53
  54         Z_ReferenceId **get_referenceId(const Z_APDU *apdu);
  55
  56         void transfer_referenceId(ODR odr, const Z_APDU *src, Z_APDU *dst);
  57
  58         Z_APDU *create_APDU(ODR odr, int type, const Z_APDU *in_apdu);
  59
  60         bool set_databases_from_zurl(ODR odr, std::string zurl,
  61                                      int *db_num, char ***db_strings);
  62
  63         void split_zurl(std::string zurl, std::string &host,
  64                         std::list<std::string> &db);
  65
  66         void get_vhost_otherinfo(Z_OtherInformation *otherInformation,
  67                                  std::list<std::string> &vhosts);
  68
  69         int remove_vhost_otherinfo(Z_OtherInformation **otherInformation,
  70                                    std::list<std::string> &vhosts);
  71
  72         void set_vhost_otherinfo(Z_OtherInformation **otherInformation,
  73                                  ODR odr,
  74                                  const std::list<std::string> &vhosts);
  75
  76         int get_or_remove_vhost_otherinfo(
  77             Z_OtherInformation **otherInformation,
  78             bool remove_flag,
  79             std::list<std::string> &vhosts);
  80
  81         void get_init_diagnostics(Z_InitResponse *res,
  82                                   int &error_code, std::string &addinfo);
  83
  84         void get_default_diag(Z_DefaultDiagFormat *r,
  85                               int &error_code, std::string &addinfo);
  86
  87         void piggyback(int smallSetUpperBound,
  88                        int largeSetLowerBound,
  89                        int mediumSetPresentNumber,
  90                        int result_set_size,
  91                        int &number_to_present);
  92     };
  93
  94     class odr : public boost::noncopyable {
  95     public:
  96         odr(int type);
  97         odr();
  98         ~odr();
  99         operator ODR() const;
 100         Z_APDU *create_close(const Z_APDU *in_apdu,
 101                              int reason, const char *addinfo);
 102         Z_APDU *create_initResponse(const Z_APDU *in_apdu,
 103                                     int error, const char *addinfo);
 104         Z_APDU *create_searchResponse(const Z_APDU *in_apdu,
 105                                       int error, const char *addinfo);
 106         Z_APDU *create_presentResponse(const Z_APDU *in_apdu,
 107                                        int error, const char *addinfo);
 108         Z_APDU *create_scanResponse(const Z_APDU *in_apdu,
 109                                     int error, const char *addinfo);
 110         Z_APDU *create_APDU(int type, const Z_APDU *in_apdu);
 111
 112         Z_GDU *create_HTTP_Response(metaproxy_1::Session &session,
 113                                     Z_HTTP_Request *req, int code);
 114     private:
 115         ODR m_odr;
 116     };
 117
 118     class PlainFile {
 119         class Rep;
 120         boost::scoped_ptr<Rep> m_p;
 121     public:
 122         PlainFile();
 123         ~PlainFile();
 124         bool open(const std::string &fname);
 125         bool getline(std::vector<std::string> &args);
 126     };
 127 }
 128 #endif
 129 /*
 130  * Local variables:
 131  * c-basic-offset: 4
 132  * indent-tabs-mode: nil
 133  * c-file-style: "stroustrup"
 134  * End:
 135  * vim: shiftwidth=4 tabstop=8 expandtab
 136  */