mongodb: html.h Source File

00001 // @file html.h
00002 
00003 #pragma once
00004 
00005 /* Things in the mongoutils namespace
00006    (1) are not database specific, rather, true utilities
00007    (2) are cross platform
00008    (3) may require boost headers, but not libs
00009    (4) are clean and easy to use in any c++ project without pulling in lots of other stuff
00010 */
00011 
00012 /*    Copyright 2010 10gen Inc.
00013  *
00014  *    Licensed under the Apache License, Version 2.0 (the "License");
00015  *    you may not use this file except in compliance with the License.
00016  *    You may obtain a copy of the License at
00017  *
00018  *    http://www.apache.org/licenses/LICENSE-2.0
00019  *
00020  *    Unless required by applicable law or agreed to in writing, software
00021  *    distributed under the License is distributed on an "AS IS" BASIS,
00022  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00023  *    See the License for the specific language governing permissions and
00024  *    limitations under the License.
00025  */
00026 
00027 #include <sstream>
00028 
00029 namespace mongoutils {
00030 
00031     namespace html {
00032 
00033         using namespace std;
00034 
00035         inline string _end() { return "</body></html>"; }
00036         inline string _table() { return "</table>\n\n"; }
00037         inline string _tr() { return "</tr>\n"; }
00038 
00039         inline string tr() { return "<tr>"; }
00040         inline string tr(string a, string b) {
00041             stringstream ss;
00042             ss << "<tr><td>" << a << "</td><td>" << b << "</td></tr>\n";
00043             return ss.str();
00044         }
00045         template <class T>
00046         inline string td(T x) {
00047             stringstream ss;
00048             ss << "<td>" << x << "</td>";
00049             return ss.str();
00050         }
00051         inline string td(string x) {
00052             return "<td>" + x + "</td>";
00053         }
00054         inline string th(string x) {
00055             return "<th>" + x + "</th>";
00056         }
00057 
00058         inline void tablecell( stringstream& ss , bool b ) {
00059             ss << "<td>" << (b ? "<b>X</b>" : "") << "</td>";
00060         }
00061 
00062         template< typename T>
00063         inline void tablecell( stringstream& ss , const T& t ) {
00064             ss << "<td>" << t << "</td>";
00065         }
00066 
00067         inline string table(const char *headers[] = 0, bool border = true) {
00068             stringstream ss;
00069             ss << "\n<table "
00070                << (border?"border=1 ":"")
00071                << "cellpadding=2 cellspacing=0>\n";
00072             if( headers ) {
00073                 ss << "<tr>";
00074                 while( *headers ) {
00075                     ss << "<th>" << *headers << "</th>";
00076                     headers++;
00077                 }
00078                 ss << "</tr>\n";
00079             }
00080             return ss.str();
00081         }
00082 
00083         inline string start(string title) {
00084             stringstream ss;
00085             ss << "<html><head>\n<title>";
00086             ss << title;
00087             ss << "</title>\n";
00088 
00089             ss << "<style type=\"text/css\" media=\"screen\">"
00090                "body { font-family: helvetica, arial, san-serif }\n"
00091                "table { border-collapse:collapse; border-color:#999; margin-top:.5em }\n"
00092                "th { background-color:#bbb; color:#000 }\n"
00093                "td,th { padding:.25em }\n"
00094                "</style>\n";
00095 
00096             ss << "</head>\n<body>\n";
00097             return ss.str();
00098         }
00099 
00100         inline string red(string contentHtml, bool color=true) {
00101             if( !color ) return contentHtml;
00102             stringstream ss;
00103             ss << "<span style=\"color:#A00;\">" << contentHtml << "</span>";
00104             return ss.str();
00105         }
00106         inline string grey(string contentHtml, bool color=true) {
00107             if( !color ) return contentHtml;
00108             stringstream ss;
00109             ss << "<span style=\"color:#888;\">" << contentHtml << "</span>";
00110             return ss.str();
00111         }
00112         inline string blue(string contentHtml, bool color=true) {
00113             if( !color ) return contentHtml;
00114             stringstream ss;
00115             ss << "<span style=\"color:#00A;\">" << contentHtml << "</span>";
00116             return ss.str();
00117         }
00118         inline string yellow(string contentHtml, bool color=true) {
00119             if( !color ) return contentHtml;
00120             stringstream ss;
00121             ss << "<span style=\"color:#A80;\">" << contentHtml << "</span>";
00122             return ss.str();
00123         }
00124         inline string green(string contentHtml, bool color=true) {
00125             if( !color ) return contentHtml;
00126             stringstream ss;
00127             ss << "<span style=\"color:#0A0;\">" << contentHtml << "</span>";
00128             return ss.str();
00129         }
00130 
00131         inline string p(string contentHtml) {
00132             stringstream ss;
00133             ss << "<p>" << contentHtml << "</p>\n";
00134             return ss.str();
00135         }
00136 
00137         inline string h2(string contentHtml) {
00138             stringstream ss;
00139             ss << "<h2>" << contentHtml << "</h2>\n";
00140             return ss.str();
00141         }
00142 
00143         /* does NOT escape the strings. */
00144         inline string a(string href, string title="", string contentHtml = "") {
00145             stringstream ss;
00146             ss << "<a";
00147             if( !href.empty() ) ss << " href=\"" << href << '"';
00148             if( !title.empty() ) ss << " title=\"" << title << '"';
00149             ss << '>';
00150             if( !contentHtml.empty() ) {
00151                 ss << contentHtml << "</a>";
00152             }
00153             return ss.str();
00154         }
00155 
00156     }
00157 
00158 }