repos/Represent/Represent.cpp

// Represent
//
// Douglas Thrift
//
// $Id$

#include "Hexadecimal.hpp"
#include "DataType.hpp"

#include <menes-app/simple.hpp>

int Main(const app::Options& options)
{
        Represent represent;

        return 0;
}

Represent::Represent()
{
        parse();

        api::Cout << "Content-Type: text/html; charset=UTF-8\r\n\r\n" << ios::Flush;

        xml::TextWriter xhtml(api::Cout);
        xml::ScopeElement table(xhtml, "table");

        headings(xhtml);
        form(xhtml);
        output(xhtml);
}

struct Represent::Item
{
        DataType type;
        ext::String data;
        Input input;
        Item(const DataType& type, const ext::String& data, Input input) : type(type), data(data), input(input) {}
};

void Represent::parse()
{
        ext::String query(env.get("QUERY_STRING"));

        if (env.get("REQUEST_METHOD") == "POST")
        {
                ext::Buffer content(lexical_cast<size_t>(env.get("CONTENT_LENGTH")));

                api::Cin.ReadFully(content.Begin(), content.GetSize());

                query = content;
        }

        ext::Vector<ext::String> pairs(query.Split('&'));

        _foreach (ext::Vector<ext::String>, pair, pairs)
        {
                ext::String::ConstIterator equal(pair->FindFirst('='));
                ext::String name(pair->Begin(), equal), value(equal != pair->End() ? equal + 1 : equal, pair->End());

                cgi.insert(std::pair<std::string, std::string>(name, value));
        }
}

void Represent::headings(xml::TextWriter& xhtml)
{
        xml::ScopeElement tr(xhtml, "tr");
        ext::String headings[] = { "Data Type", "Data Representation", "Input", "Storage" };

        _foru (index, 0, sizeof (headings) / sizeof (ext::String))
        {
                xml::ScopeElement th(xhtml, "th");

                xhtml.OutputText(headings[index]);
        }
}

void Represent::form(xml::TextWriter& xhtml)
{
        xml::ScopeElement tr(xhtml, "tr");

        {
                xml::ScopeElement td(xhtml, "td"), select(xhtml, "select");

                xhtml.SetAttribute("name", "type");

                DataType type(cgi.find("type") != cgi.end() ? DataType::Type(lexical_cast<unsigned>(cgi.find("type")->second)) : DataType::TYPE_bool);

                _foreach (ext::Vector<DataType>, type_, DataType::enumerate())
                {
                        xml::ScopeElement option(xhtml, "option");

                        if (*type_ == type) xhtml.SetAttribute("selected", "selected");

                        xhtml.SetAttribute("value", lexical_cast<ext::String>(DataType::Type(*type_)));
                        xhtml.OutputText(*type_);
                }
        }

        {
                xml::ScopeElement td(xhtml, "td"), input(xhtml, "input");

                xhtml.SetAttribute("name", "data");
                xhtml.SetAttribute("size", "64");
                xhtml.SetAttribute("type", "text");

                ext::String data(cgi.find("data") != cgi.end() ? cgi.find("data")->second : std::string());

                xhtml.SetAttribute("value", data);
        }

        {
                xml::ScopeElement td(xhtml, "td"), select(xhtml, "select");

                ext::String inputs[] = { "Normal", "Binary", "Hexadecimal" };
                Input input(cgi.find("input") != cgi.end() ? Input(lexical_cast<unsigned>(cgi.find("input")->second)) : INPUT_Normal);

                _foru (input_, INPUT_Normal, INPUT_Hexadecimal + 1)
                {
                        xml::ScopeElement option(xhtml, "option");

                        if (Input(input_) == input) xhtml.SetAttribute("selected", "selected");

                        xhtml.SetAttribute("value", lexical_cast<ext::String>(input_));
                        xhtml.OutputText(inputs[input_]);
                }
        }

        xml::ScopeElement td(xhtml, "td"), input(xhtml, "input");

        xhtml.SetAttribute("type", "submit");
        xhtml.SetAttribute("value", "Store");
}

void Represent::output(xml::TextWriter& xhtml)
{
        typedef std::multimap<std::string, std::string>::size_type MultiMapSize;

        std::set<MultiMapSize, std::greater<MultiMapSize> > count;
        ext::String names[] = { "type", "data", "input" };

        _foru (index, 0, sizeof (names) / sizeof (ext::String)) count.insert(cgi.count(names[index]));

        typedef std::multimap<std::string, std::string>::const_iterator MultiMapConstIterator;

        MultiMapConstIterator type(cgi.lower_bound("type")), type_(cgi.upper_bound("type")), data(cgi.lower_bound("data")), data_(cgi.upper_bound("data")), input(cgi.lower_bound("input")), input_(cgi.upper_bound("input"));
        ext::Vector<Item> items;

        _foru (index, 0, *count.begin())
        {
                Item item(type != type_ ? DataType::Type(lexical_cast<unsigned>(type->second)) : DataType::TYPE_bool, data != data_ ? data->second : std::string(), input != input_ ? Input(lexical_cast<unsigned>(input->second)) : INPUT_Normal);

                items.InsertLast(item);

                if (type != type_) ++type;
                if (data != data_) ++data;
                if (input != input_) ++input;
        }

        _rfor (MultiMapConstIterator, delete_, cgi.lower_bound("delete"), cgi.upper_bound("delete")) items.RemoveAt(lexical_cast<size_t>(delete_->second));

        _foreach (ext::Vector<Item>, item, items) switch (item->type)
        {
        case DataType::TYPE_bool:
                output<bool>(xhtml, *item);

                break;
        case DataType::TYPE_char:
                output<char>(xhtml, *item);

                break;
        }
}
Revision:	385
Committed:	2004-12-23T21:01:12-08:00 (20 years, 5 months ago) by douglas
File size:	4606 byte(s)
Log Message:	This going to be easier to finish in VC++.
#	User	Rev	Content
1	douglas	362	// Represent
2			//
3			// Douglas Thrift
4			//
5			// $Id$
6
7	douglas	371	#include "Hexadecimal.hpp"
8	douglas	380	#include "DataType.hpp"
9	douglas	362
10	douglas	370	#include <menes-app/simple.hpp>
11	douglas	362
12	douglas	370	int Main(const app::Options& options)
13	douglas	362	{
14	douglas	370	Represent represent;
15	douglas	362
16	douglas	370	return 0;
17	douglas	362	}
18
19	douglas	370	Represent::Represent()
20	douglas	362	{
21	douglas	379	parse();
22	douglas	371
23	douglas	379	api::Cout << "Content-Type: text/html; charset=UTF-8\r\n\r\n" << ios::Flush;
24	douglas	371
25	douglas	379	xml::TextWriter xhtml(api::Cout);
26			xml::ScopeElement table(xhtml, "table");
27	douglas	371
28	douglas	380	headings(xhtml);
29			form(xhtml);
30	douglas	385	output(xhtml);
31	douglas	379	}
32	douglas	373
33	douglas	385	struct Represent::Item
34			{
35			DataType type;
36			ext::String data;
37			Input input;
38			Item(const DataType& type, const ext::String& data, Input input) : type(type), data(data), input(input) {}
39			};
40
41	douglas	379	void Represent::parse()
42			{
43			ext::String query(env.get("QUERY_STRING"));
44	douglas	373
45	douglas	379	if (env.get("REQUEST_METHOD") == "POST")
46			{
47			ext::Buffer content(lexical_cast<size_t>(env.get("CONTENT_LENGTH")));
48	douglas	373
49	douglas	379	api::Cin.ReadFully(content.Begin(), content.GetSize());
50	douglas	373
51	douglas	379	query = content;
52			}
53
54			ext::Vector<ext::String> pairs(query.Split('&'));
55
56			_foreach (ext::Vector<ext::String>, pair, pairs)
57			{
58			ext::String::ConstIterator equal(pair->FindFirst('='));
59			ext::String name(pair->Begin(), equal), value(equal != pair->End() ? equal + 1 : equal, pair->End());
60
61			cgi.insert(std::pair<std::string, std::string>(name, value));
62			}
63	douglas	362	}
64	douglas	380
65			void Represent::headings(xml::TextWriter& xhtml)
66			{
67			xml::ScopeElement tr(xhtml, "tr");
68			ext::String headings[] = { "Data Type", "Data Representation", "Input", "Storage" };
69
70			_foru (index, 0, sizeof (headings) / sizeof (ext::String))
71			{
72			xml::ScopeElement th(xhtml, "th");
73
74			xhtml.OutputText(headings[index]);
75			}
76			}
77
78			void Represent::form(xml::TextWriter& xhtml)
79			{
80			xml::ScopeElement tr(xhtml, "tr");
81
82			{
83			xml::ScopeElement td(xhtml, "td"), select(xhtml, "select");
84
85			xhtml.SetAttribute("name", "type");
86
87			DataType type(cgi.find("type") != cgi.end() ? DataType::Type(lexical_cast<unsigned>(cgi.find("type")->second)) : DataType::TYPE_bool);
88
89			_foreach (ext::Vector<DataType>, type_, DataType::enumerate())
90			{
91			xml::ScopeElement option(xhtml, "option");
92
93			if (*type_ == type) xhtml.SetAttribute("selected", "selected");
94
95			xhtml.SetAttribute("value", lexical_cast<ext::String>(DataType::Type(*type_)));
96			xhtml.OutputText(*type_);
97			}
98			}
99
100			{
101			xml::ScopeElement td(xhtml, "td"), input(xhtml, "input");
102
103			xhtml.SetAttribute("name", "data");
104			xhtml.SetAttribute("size", "64");
105			xhtml.SetAttribute("type", "text");
106
107			ext::String data(cgi.find("data") != cgi.end() ? cgi.find("data")->second : std::string());
108
109			xhtml.SetAttribute("value", data);
110			}
111
112			{
113			xml::ScopeElement td(xhtml, "td"), select(xhtml, "select");
114
115	douglas	385	ext::String inputs[] = { "Normal", "Binary", "Hexadecimal" };
116			Input input(cgi.find("input") != cgi.end() ? Input(lexical_cast<unsigned>(cgi.find("input")->second)) : INPUT_Normal);
117	douglas	380
118	douglas	385	_foru (input_, INPUT_Normal, INPUT_Hexadecimal + 1)
119	douglas	380	{
120			xml::ScopeElement option(xhtml, "option");
121
122	douglas	385	if (Input(input_) == input) xhtml.SetAttribute("selected", "selected");
123	douglas	380
124			xhtml.SetAttribute("value", lexical_cast<ext::String>(input_));
125			xhtml.OutputText(inputs[input_]);
126			}
127			}
128
129			xml::ScopeElement td(xhtml, "td"), input(xhtml, "input");
130
131			xhtml.SetAttribute("type", "submit");
132			xhtml.SetAttribute("value", "Store");
133			}
134	douglas	385
135			void Represent::output(xml::TextWriter& xhtml)
136			{
137			typedef std::multimap<std::string, std::string>::size_type MultiMapSize;
138
139			std::set<MultiMapSize, std::greater<MultiMapSize> > count;
140			ext::String names[] = { "type", "data", "input" };
141
142			_foru (index, 0, sizeof (names) / sizeof (ext::String)) count.insert(cgi.count(names[index]));
143
144			typedef std::multimap<std::string, std::string>::const_iterator MultiMapConstIterator;
145
146			MultiMapConstIterator type(cgi.lower_bound("type")), type_(cgi.upper_bound("type")), data(cgi.lower_bound("data")), data_(cgi.upper_bound("data")), input(cgi.lower_bound("input")), input_(cgi.upper_bound("input"));
147			ext::Vector<Item> items;
148
149			_foru (index, 0, *count.begin())
150			{
151			Item item(type != type_ ? DataType::Type(lexical_cast<unsigned>(type->second)) : DataType::TYPE_bool, data != data_ ? data->second : std::string(), input != input_ ? Input(lexical_cast<unsigned>(input->second)) : INPUT_Normal);
152
153			items.InsertLast(item);
154
155			if (type != type_) ++type;
156			if (data != data_) ++data;
157			if (input != input_) ++input;
158			}
159
160			_rfor (MultiMapConstIterator, delete_, cgi.lower_bound("delete"), cgi.upper_bound("delete")) items.RemoveAt(lexical_cast<size_t>(delete_->second));
161
162			_foreach (ext::Vector<Item>, item, items) switch (item->type)
163			{
164			case DataType::TYPE_bool:
165			output<bool>(xhtml, *item);
166
167			break;
168			case DataType::TYPE_char:
169			output<char>(xhtml, *item);
170
171			break;
172			}
173			}