OPeNDAP Hyrax Back End Server (BES)
Updated for version 3.8.3
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00001 // BESHTMLInfo.cc 00002 00003 // This file is part of bes, A C++ back-end server implementation framework 00004 // for the OPeNDAP Data Access Protocol. 00005 00006 // Copyright (c) 2004-2009 University Corporation for Atmospheric Research 00007 // Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu> 00008 // 00009 // This library is free software; you can redistribute it and/or 00010 // modify it under the terms of the GNU Lesser General Public 00011 // License as published by the Free Software Foundation; either 00012 // version 2.1 of the License, or (at your option) any later version. 00013 // 00014 // This library is distributed in the hope that it will be useful, 00015 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00016 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00017 // Lesser General Public License for more details. 00018 // 00019 // You should have received a copy of the GNU Lesser General Public 00020 // License along with this library; if not, write to the Free Software 00021 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00022 // 00023 // You can contact University Corporation for Atmospheric Research at 00024 // 3080 Center Green Drive, Boulder, CO 80301 00025 00026 // (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005 00027 // Please read the full copyright statement in the file COPYRIGHT_UCAR. 00028 // 00029 // Authors: 00030 // pwest Patrick West <pwest@ucar.edu> 00031 // jgarcia Jose Garcia <jgarcia@ucar.edu> 00032 00033 #ifdef __GNUG__ 00034 #pragma implementation 00035 #endif 00036 00037 #include <sstream> 00038 #include <iostream> 00039 00040 using std::ostringstream ; 00041 00042 #include "BESHTMLInfo.h" 00043 #include "BESUtil.h" 00044 00050 BESHTMLInfo::BESHTMLInfo( ) 00051 : BESInfo( ), 00052 _header( false ), 00053 _do_indent( true ) 00054 { 00055 } 00056 00065 BESHTMLInfo::BESHTMLInfo( const string &key, ostream *strm, bool strm_owned ) 00066 : BESInfo( key, strm, strm_owned ), 00067 _header( false ), 00068 _do_indent( true ) 00069 { 00070 } 00071 00072 BESHTMLInfo::~BESHTMLInfo() 00073 { 00074 } 00075 00083 void 00084 BESHTMLInfo::begin_response( const string &response_name, 00085 BESDataHandlerInterface &dhi ) 00086 { 00087 BESInfo::begin_response( response_name, dhi ) ; 00088 add_data( "<HTML>\n" ) ; 00089 _indent += " " ; 00090 add_data( "<HEAD>\n" ) ; 00091 _indent += " " ; 00092 add_data( (string)"<TITLE>" + response_name + "</TITLE>\n" ) ; 00093 if( _indent.length() >= 4 ) 00094 _indent = _indent.substr( 0, _indent.length()-4 ) ; 00095 add_data( "</HEAD>\n" ) ; 00096 add_data( "<BODY>\n" ) ; 00097 _indent += " " ; 00098 } 00099 00107 void 00108 BESHTMLInfo::end_response( ) 00109 { 00110 if( _indent.length() >= 4 ) 00111 _indent = _indent.substr( 0, _indent.length()-4 ) ; 00112 add_data( "</BODY>\n" ) ; 00113 if( _indent.length() >= 4 ) 00114 _indent = _indent.substr( 0, _indent.length()-4 ) ; 00115 add_data( "</HTML>\n" ) ; 00116 } 00117 00124 void 00125 BESHTMLInfo::add_tag( const string &tag_name, 00126 const string &tag_data, 00127 map<string,string> *attrs ) 00128 { 00129 string to_add = tag_name + ": " + tag_data + "<BR />\n" ; 00130 add_data( to_add ) ; 00131 if( attrs ) 00132 { 00133 map<string,string>::const_iterator i = attrs->begin() ; 00134 map<string,string>::const_iterator e = attrs->end() ; 00135 for( ; i != e; i++ ) 00136 { 00137 string name = (*i).first ; 00138 string val = (*i).second ; 00139 BESInfo::add_data( _indent + " " + name + ": " + val + "<BR />\n" ) ; 00140 } 00141 } 00142 } 00143 00149 void 00150 BESHTMLInfo::begin_tag( const string &tag_name, 00151 map<string,string> *attrs ) 00152 { 00153 BESInfo::begin_tag( tag_name ) ; 00154 string to_add = tag_name + "<BR />\n" ; 00155 add_data( to_add ) ; 00156 _indent += " " ; 00157 if( attrs ) 00158 { 00159 map<string,string>::const_iterator i = attrs->begin() ; 00160 map<string,string>::const_iterator e = attrs->end() ; 00161 for( ; i != e; i++ ) 00162 { 00163 string name = (*i).first ; 00164 string val = (*i).second ; 00165 BESInfo::add_data( _indent + name + ": " + val + "<BR />\n" ) ; 00166 } 00167 } 00168 } 00169 00176 void 00177 BESHTMLInfo::end_tag( const string &tag_name ) 00178 { 00179 BESInfo::end_tag( tag_name ) ; 00180 if( _indent.length() >= 4 ) 00181 _indent = _indent.substr( 0, _indent.length()-4 ) ; 00182 } 00183 00188 void 00189 BESHTMLInfo::add_space( unsigned long num_spaces ) 00190 { 00191 string to_add ; 00192 for( unsigned long i = 0; i < num_spaces; i++ ) 00193 { 00194 to_add += " " ; 00195 } 00196 _do_indent = false ; 00197 add_data( to_add ) ; 00198 } 00199 00204 void 00205 BESHTMLInfo::add_break( unsigned long num_breaks ) 00206 { 00207 string to_add ; 00208 for( unsigned long i = 0; i < num_breaks; i++ ) 00209 { 00210 to_add += "<BR />" ; 00211 } 00212 to_add += "\n" ; 00213 _do_indent = false ; 00214 add_data( to_add ) ; 00215 } 00216 00226 void 00227 BESHTMLInfo::add_data( const string &s ) 00228 { 00229 if( !_header && !_buffered ) 00230 { 00231 BESUtil::set_mime_html( *_strm ) ; 00232 _header = true ; 00233 } 00234 if( _do_indent ) 00235 BESInfo::add_data( _indent + s ) ; 00236 else 00237 BESInfo::add_data( s ) ; 00238 _do_indent = true ; 00239 } 00240 00249 void 00250 BESHTMLInfo::add_data_from_file( const string &key, const string &name ) 00251 { 00252 string newkey = key + ".HTML" ; 00253 BESInfo::add_data_from_file( newkey, name ) ; 00254 } 00255 00264 void 00265 BESHTMLInfo::transmit( BESTransmitter *transmitter, 00266 BESDataHandlerInterface &dhi ) 00267 { 00268 transmitter->send_html( *this, dhi ) ; 00269 } 00270 00278 void 00279 BESHTMLInfo::dump( ostream &strm ) const 00280 { 00281 strm << BESIndent::LMarg << "BESHTMLInfo::dump - (" 00282 << (void *)this << ")" << endl ; 00283 BESIndent::Indent() ; 00284 strm << BESIndent::LMarg << "has header been added? " << _header << endl ; 00285 strm << BESIndent::LMarg << "indentation \"" << _indent << "\"" << endl ; 00286 strm << BESIndent::LMarg << "do indent? " << _do_indent << endl ; 00287 BESInfo::dump( strm ) ; 00288 BESIndent::UnIndent() ; 00289 } 00290 00291 BESInfo * 00292 BESHTMLInfo::BuildHTMLInfo( const string &info_type ) 00293 { 00294 return new BESHTMLInfo( ) ; 00295 } 00296