src/torus.cpp

   1 /* This file is part of Metaproxy.
   2    Copyright (C) 2005-2011 Index Data
   3
   4 Metaproxy is free software; you can redistribute it and/or modify it under
   5 the terms of the GNU General Public License as published by the Free
   6 Software Foundation; either version 2, or (at your option) any later
   7 version.
   8
   9 Metaproxy is distributed in the hope that it will be useful, but WITHOUT ANY
  10 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12 for more details.
  13
  14 You should have received a copy of the GNU General Public License
  15 along with this program; if not, write to the Free Software
  16 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  17 */
  18
  19 #include <metaproxy/xmlutil.hpp>
  20
  21 #include <string.h>
  22 #include <yaz/wrbuf.h>
  23 #include <yaz/log.h>
  24 #include <yaz/url.h>
  25 #include <metaproxy/util.hpp>
  26 #include "torus.hpp"
  27
  28 namespace mp = metaproxy_1;
  29
  30 xmlDoc *mp::get_searchable(std::string url_template, const std::string &db,
  31                            const std::string &realm,
  32                            const std::string &proxy)
  33 {
  34     // http://newmk2.indexdata.com/torus2/searchable.ebsco/records/?query=udb=aberdeenUni
  35     xmlDoc *doc = 0;
  36     size_t found;
  37
  38     found = url_template.find("%db");
  39     if (found != std::string::npos)
  40         url_template.replace(found, 3, mp::util::uri_encode(db));
  41
  42     found = url_template.find("%realm");
  43     if (found != std::string::npos)
  44         url_template.replace(found, 6, mp::util::uri_encode(realm));
  45
  46     Z_HTTP_Header *http_headers = 0;
  47     mp::odr odr;
  48
  49     z_HTTP_header_add(odr, &http_headers, "Accept","application/xml");
  50
  51     yaz_url_t url_p = yaz_url_create();
  52     if (proxy.length())
  53         yaz_url_set_proxy(url_p, proxy.c_str());
  54
  55     Z_HTTP_Response *http_response = yaz_url_exec(url_p,
  56                                                   url_template.c_str(),
  57                                                   "GET",
  58                                                   http_headers,
  59                                                   0, /* content buf */
  60                                                   0  /* content_len */
  61         );
  62     if (http_response && http_response->code == 200 &&
  63         http_response->content_buf)
  64     {
  65         yaz_log(YLOG_LOG, "Torus: %s OK", url_template.c_str());
  66         doc = xmlParseMemory(http_response->content_buf,
  67                              http_response->content_len);
  68
  69     }
  70     else
  71     {
  72         yaz_log(YLOG_WARN, "Torus: %s FAIL", url_template.c_str());
  73         if (http_response)
  74         {
  75             yaz_log(YLOG_LOG, "HTTP code: %d", http_response->code);
  76         }
  77     }
  78
  79     if (http_response && http_response->content_buf)
  80     {
  81         yaz_log(YLOG_LOG, "HTTP content:\n%.*s",
  82                 (int) http_response->content_len,
  83                 http_response->content_buf);
  84     }
  85     yaz_url_destroy(url_p);
  86     return doc;
  87 }
  88
  89 /*
  90  * Local variables:
  91  * c-basic-offset: 4
  92  * c-file-style: "Stroustrup"
  93  * indent-tabs-mode: nil
  94  * End:
  95  * vim: shiftwidth=4 tabstop=8 expandtab
  96  */
  97