Line data    Source code

       1             : // Copyright (c) 2006-2022  Made to Order Software Corp.  All Rights Reserved
       2             : //
       3             : // https://snapwebsites.org/project/advgetopt
       4             : // contact@m2osw.com
       5             : //
       6             : // This program is free software; you can redistribute it and/or modify
       7             : // it under the terms of the GNU General Public License as published by
       8             : // the Free Software Foundation; either version 2 of the License, or
       9             : // (at your option) any later version.
      10             : //
      11             : // This program is distributed in the hope that it will be useful,
      12             : // but WITHOUT ANY WARRANTY; without even the implied warranty of
      13             : // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14             : // GNU General Public License for more details.
      15             : //
      16             : // You should have received a copy of the GNU General Public License along
      17             : // with this program; if not, write to the Free Software Foundation, Inc.,
      18             : // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
      19             : 
      20             : /** \file
      21             :  * \brief Implementation of the keywords validator.
      22             :  *
      23             :  * The keywords validator allows us to check words in a very simple manner
      24             :  * (compared to the regular expression validator). It is also likely going
      25             :  * to be faster.
      26             :  */
      27             : 
      28             : // self
      29             : //
      30             : #include    "advgetopt/validator_keywords.h"
      31             : 
      32             : 
      33             : // cppthread
      34             : //
      35             : #include    <cppthread/log.h>
      36             : 
      37             : 
      38             : // last include
      39             : //
      40             : #include    <snapdev/poison.h>
      41             : 
      42             : 
      43             : 
      44             : 
      45             : namespace advgetopt
      46             : {
      47             : 
      48             : 
      49             : 
      50             : namespace
      51             : {
      52             : 
      53             : 
      54             : 
      55           2 : class validator_keywords_factory
      56             :     : public validator_factory
      57             : {
      58             : public:
      59           2 :     validator_keywords_factory()
      60           2 :     {
      61           2 :         validator::register_validator(*this);
      62           2 :     }
      63             : 
      64           4 :     virtual std::string get_name() const override
      65             :     {
      66           4 :         return std::string("keywords");
      67             :     }
      68             : 
      69           4 :     virtual std::shared_ptr<validator> create(string_list_t const & data) const override
      70             :     {
      71           4 :         return std::make_shared<validator_keywords>(data);
      72             :     }
      73             : };
      74             : 
      75           2 : validator_keywords_factory         g_validator_keywords_factory;
      76             : 
      77             : 
      78             : 
      79             : } // no name namespace
      80             : 
      81             : 
      82             : 
      83             : 
      84             : 
      85           4 : validator_keywords::validator_keywords(string_list_t const & keywords_list)
      86             : {
      87           4 :     if(keywords_list.empty())
      88             :     {
      89           4 :         cppthread::log << cppthread::log_level_t::error
      90           2 :                        << "validator_keywords() requires at least one parameter."
      91           4 :                        << cppthread::end;
      92           2 :         return;
      93             :     }
      94             : 
      95           2 :     std::copy(
      96             :           keywords_list.begin()
      97             :         , keywords_list.end()
      98           2 :         , std::inserter(f_keywords, f_keywords.begin()));
      99             : }
     100             : 
     101             : 
     102             : /** \brief Return the name of this validator.
     103             :  *
     104             :  * This function returns "keywords".
     105             :  *
     106             :  * \return "keywords".
     107             :  */
     108           1 : std::string validator_keywords::name() const
     109             : {
     110           1 :     return std::string("keywords");
     111             : }
     112             : 
     113             : 
     114             : /** \brief Check the value against a list of keywords.
     115             :  *
     116             :  * This function is used to match the value of an argument against a
     117             :  * list of keywords. It returns true when it does match.
     118             :  *
     119             :  * \param[in] value  The value to be validated.
     120             :  *
     121             :  * \return true on a match.
     122             :  */
     123         129 : bool validator_keywords::validate(std::string const & value) const
     124             : {
     125         129 :     return f_keywords.find(value) != f_keywords.end();
     126             : }
     127             : 
     128             : 
     129             : 
     130           6 : } // namespace advgetopt
     131             : // vim: ts=4 sw=4 et