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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
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