Line data    Source code

       1             : /*************************************************************************
       2             :  *
       3             :  * Copyright (c) 2011 Kohei Yoshida
       4             :  *
       5             :  * Permission is hereby granted, free of charge, to any person
       6             :  * obtaining a copy of this software and associated documentation
       7             :  * files (the "Software"), to deal in the Software without
       8             :  * restriction, including without limitation the rights to use,
       9             :  * copy, modify, merge, publish, distribute, sublicense, and/or sell
      10             :  * copies of the Software, and to permit persons to whom the
      11             :  * Software is furnished to do so, subject to the following
      12             :  * conditions:
      13             :  *
      14             :  * The above copyright notice and this permission notice shall be
      15             :  * included in all copies or substantial portions of the Software.
      16             :  *
      17             :  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
      18             :  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
      19             :  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
      20             :  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
      21             :  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
      22             :  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
      23             :  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
      24             :  * OTHER DEALINGS IN THE SOFTWARE.
      25             :  *
      26             :  ************************************************************************/
      27             : 
      28             : #include "orcus/css_parser.hpp"
      29             : #include "orcus/pstring.hpp"
      30             : #include "orcus/global.hpp"
      31             : 
      32             : #include <iostream>
      33             : #include <string>
      34             : 
      35             : using namespace orcus;
      36             : using namespace std;
      37             : 
      38             : namespace {
      39             : 
      40             : class parser_handler
      41             : {
      42             :     bool m_in_prop:1;
      43             : public:
      44           0 :     parser_handler() : m_in_prop(false) {}
      45             : 
      46           0 :     void at_rule_name(const char* p, size_t n)
      47             :     {
      48           0 :         cout << "@" << string(p, n).c_str();
      49           0 :     }
      50             : 
      51           0 :     void selector_name(const char* p_elem, size_t n_elem, const char* p_class, size_t n_class)
      52             :     {
      53           0 :         cout << "(elem='" << string(p_elem, n_elem).c_str() << "'; class='" << string(p_class, n_class).c_str() << "') ";
      54           0 :     }
      55             : 
      56           0 :     void property_name(const char* p, size_t n)
      57             :     {
      58           0 :         cout << string(p, n).c_str() << ":";
      59           0 :     }
      60             : 
      61           0 :     void value(const char* p, size_t n)
      62             :     {
      63           0 :         cout << " '" << string(p, n).c_str() << "'";
      64           0 :     }
      65             : 
      66           0 :     void begin_parse()
      67             :     {
      68           0 :         cout << "========" << endl;
      69           0 :     }
      70             : 
      71           0 :     void end_parse()
      72             :     {
      73           0 :         cout << "========" << endl;
      74           0 :     }
      75             : 
      76           0 :     void begin_block()
      77             :     {
      78           0 :         cout << endl << "{" << endl;
      79           0 :         m_in_prop = true;
      80           0 :     }
      81             : 
      82           0 :     void end_block()
      83             :     {
      84           0 :         cout << "}" << endl;
      85           0 :         m_in_prop = false;
      86           0 :     }
      87             : 
      88           0 :     void begin_property()
      89             :     {
      90           0 :         if (m_in_prop)
      91           0 :             cout << "    ";
      92           0 :         cout << "* ";
      93           0 :     }
      94             : 
      95           0 :     void end_property()
      96             :     {
      97             :         cout << endl;
      98           0 :     }
      99             : };
     100             : 
     101             : }
     102             : 
     103             : class orcus_css
     104             : {
     105             : public:
     106             :     orcus_css();
     107             :     ~orcus_css();
     108             : 
     109             :     void read_file(const char* filepath);
     110             : private:
     111             :     void parse(const string& strm);
     112             : };
     113             : 
     114           0 : orcus_css::orcus_css() {}
     115           0 : orcus_css::~orcus_css() {}
     116             : 
     117           0 : void orcus_css::read_file(const char* filepath)
     118             : {
     119           0 :     cout << "reading " << filepath << endl;
     120             :     string strm;
     121           0 :     load_file_content(filepath, strm);
     122           0 :     parse(strm);
     123           0 : }
     124             : 
     125           0 : void orcus_css::parse(const string& strm)
     126             : {
     127           0 :     if (strm.empty())
     128           0 :         return;
     129             : 
     130           0 :     cout << "original: '" << strm << "'" << endl << endl;
     131             : 
     132             :     parser_handler handler;
     133             :     css_parser<parser_handler> parser(&strm[0], strm.size(), handler);
     134           0 :     parser.parse();
     135             : }
     136             : 
     137           0 : int main(int argc, char** argv)
     138             : {
     139           0 :     if (argc != 2)
     140             :         return EXIT_FAILURE;
     141             : 
     142             :     orcus_css app;
     143           0 :     app.read_file(argv[1]);
     144           0 :     pstring::intern::dispose();
     145             : 
     146             :     return EXIT_SUCCESS;
     147           0 : }