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Comparing Represent/represent.cpp (file contents):
Revision 368 by douglas, 2004-12-21T03:26:56-08:00 vs.
Revision 391 by douglas, 2004-12-24T20:31:04-08:00

#	Line 4 | Line 4
4		//
5		// $Id$
6
7	<	#include <iostream>
8	<	#include <string>
9	<	#include <vector>
10	<
11	<	#include <foreach.hpp>
12	<
13	<	class Binary
14	<	{
15	<	private:
16	<	std::vector<char> bytes;
17	<	public:
18	<	Binary(std::string& string, bool signed_ = false);
19	<	template <typename Type>
20	<	Binary(const Type& type);
21	<	template <typename Type>
22	<	Type convert(bool signed_ = false);
23	<	operator std::string() const;
7	>	#include "Hexadecimal.hpp"
8	>	#include "DataType.hpp"
9	>	#include "InputType.hpp"
10	>
11	>	#ifdef _WIN32
12	>	#pragma warning(disable:4267 4288)
13	>	#endif
14	>
15	>	#include <menes-app/simple.hpp>
16	>	#include <menes-xml/document.hpp>
17	>	#include <menes-xml/nodeset.hpp>
18	>	#include <menes-xml/parse.hpp>
19	>
20	>	struct Environment
21	>	{
22	>	ext::String get(const ext::String& name) { try { return api::TheEnvironment.Get(name); } catch (ext::Exception) { return ext::String(); } }
23	>	} env;
24	>
25	>	struct Item
26	>	{
27	>	DataType type;
28	>	ext::String data;
29	>	InputType input;
30	>	Item(const DataType& type, const ext::String& data, const InputType& input_) : type(type), data(data), input(input_) {}
31		};
32
33	<	Binary::Binary(std::string& string, bool signed_) : bytes(string.size() / 8, 0)
33	>	int Main(const app::Options& options)
34		{
35	<	std::string::size_type off(string.size() % 8);
35	>	Represent represent;
36	>
37	>	return 0;
38	>	}
39	>
40	>	Represent::Represent()
41	>	{
42	>	api::Cout << "Content-Type: text/html; charset=UTF-8\r\n\r\n" << ios::Flush;
43	>
44	>	xml::TextWriter xhtml(api::Cout);
45	>
46	>	parse();
47	>
48	>	_H<xml::Document> document(xml::Parse("represent.xml"));
49	>	_H<xml::Node> node(*document/"represent");
50	>	ext::String before(*node/"before"), after(*node/"after");
51	>
52	>	api::Cout << ios::NewLine << before << ios::Flush;
53
30	–	if (off != 0)
54		{
55	<	bytes.push_back(0);
56	<	string.insert(0, 8 - off, signed_ && string[0] == '1' ? '1' : '0');
55	>	xml::ScopeElement table(xhtml, "table");
56	>
57	>	headings(xhtml);
58	>	form(xhtml);
59	>	output(xhtml);
60		}
61
62	<	std::string::size_type index(0);
62	>	api::Cout << after << ios::Flush;
63	>	}
64	>
65	>	void Represent::parse()
66	>	{
67	>	ext::String query(env.get("QUERY_STRING"));
68	>
69	>	if (env.get("REQUEST_METHOD") == "POST")
70	>	{
71	>	ext::Buffer content(lexical_cast<size_t>(env.get("CONTENT_LENGTH")));
72
73	<	_rmforeach (std::vector<char>, byte, bytes) _rfor (char, bit, 0, 8) *byte |= (string[index++] == '1') << bit;
73	>	api::Cin.ReadFully(content.Begin(), content.GetSize());
74	>
75	>	query = content;
76	>	}
77	>
78	>	//      api::Cout << query << ios::NewLine;
79	>
80	>	ext::Vector<ext::String> pairs(query.Split('&'));
81	>
82	>	_foreach (ext::Vector<ext::String>, pair, pairs)
83	>	{
84	>	ext::String::ConstIterator equal(pair->FindFirst('='));
85	>	ext::String name(pair->Begin(), equal), value(equal != pair->End() ? equal + 1 : equal, pair->End());
86	>
87	>	// XXX: clean up %20, etc.
88	>
89	>	cgi.insert(std::pair<std::string, std::string>(name, value));
90	>	}
91	>	}
92	>
93	>	void Represent::headings(xml::TextWriter& xhtml)
94	>	{
95	>	xml::ScopeElement tr(xhtml, "tr");
96	>	ext::String headings[] = { "Data Type", "Data Representation", "Input Type", "Storage" };
97	>
98	>	_foru (index, 0, sizeof (headings) / sizeof (ext::String))
99	>	{
100	>	xml::ScopeElement th(xhtml, "th");
101	>
102	>	xhtml.OutputText(headings[index]);
103	>	}
104	>	}
105	>
106	>	void Represent::form(xml::TextWriter& xhtml)
107	>	{
108	>	xml::ScopeElement tr(xhtml, "tr");
109	>
110	>	{
111	>	xml::ScopeElement td(xhtml, "td"), select(xhtml, "select");
112	>
113	>	xhtml.SetAttribute("name", "type");
114	>
115	>	DataType type(cgi.find("type") != cgi.end() ? cgi.find("type")->second : std::string());
116	>
117	>	_foreach (ext::Vector<DataType>, type_, DataType::enumerate())
118	>	{
119	>	xml::ScopeElement option(xhtml, "option");
120	>
121	>	if (*type_ == type) xhtml.SetAttribute("selected", "selected");
122	>
123	>	xhtml.OutputText(*type_);
124	>	}
125	>	}
126	>
127	>	{
128	>	xml::ScopeElement td(xhtml, "td"), input(xhtml, "input");
129	>
130	>	xhtml.SetAttribute("name", "data");
131	>	xhtml.SetAttribute("size", "64");
132	>	xhtml.SetAttribute("type", "text");
133	>
134	>	ext::String data(cgi.find("data") != cgi.end() ? cgi.find("data")->second : std::string());
135	>
136	>	xhtml.SetAttribute("value", data);
137	>	}
138	>
139	>	{
140	>	xml::ScopeElement td(xhtml, "td"), select(xhtml, "select");
141	>
142	>	xhtml.SetAttribute("name", "input");
143	>
144	>	InputType input(cgi.find("input") != cgi.end() ? cgi.find("input")->second : std::string());
145	>
146	>	_foreach (ext::Vector<InputType>, input_, InputType::enumerate())
147	>	{
148	>	xml::ScopeElement option(xhtml, "option");
149	>
150	>	if (*input_ == input) xhtml.SetAttribute("selected", "selected");
151	>
152	>	xhtml.OutputText(*input_);
153	>	}
154	>	}
155	>
156	>	xml::ScopeElement td(xhtml, "td"), input(xhtml, "input");
157	>
158	>	xhtml.SetAttribute("type", "submit");
159	>	xhtml.SetAttribute("value", "Store");
160	>	}
161	>
162	>	void Represent::output(xml::TextWriter& xhtml)
163	>	{
164	>	typedef std::multimap<std::string, std::string>::size_type MultiMapSize;
165	>
166	>	std::set<MultiMapSize, std::greater<MultiMapSize> > count;
167	>	ext::String names[] = { "type", "data", "input" };
168	>
169	>	_foru (index, 0, sizeof (names) / sizeof (ext::String)) count.insert(cgi.count(names[index]));
170	>
171	>	typedef std::multimap<std::string, std::string>::const_iterator MultiMapConstIterator;
172	>
173	>	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"));
174	>	ext::Vector<Item> items;
175	>
176	>	_foru (index, 0, *count.begin())
177	>	{
178	>	Item item(DataType(type != type_ ? type->second : std::string()), data != data_ ? data->second : std::string(), InputType(input != input_ ? input->second : std::string()));
179	>
180	>	items.InsertLast(item);
181	>
182	>	if (type != type_) ++type;
183	>	if (data != data_) ++data;
184	>	if (input != input_) ++input;
185	>	}
186	>
187	>	_rfor (MultiMapConstIterator, delete_, cgi.lower_bound("delete"), cgi.upper_bound("delete")) items.RemoveAt(lexical_cast<size_t>(delete_->second));
188	>
189	>	size_t index(0);
190	>
191	>	_foreach (ext::Vector<Item>, item, items) switch (item->type)
192	>	{
193	>	case DataType::TYPE_bool:
194	>	output<bool>(xhtml, *item, ++index);
195	>	break;
196	>	case DataType::TYPE_char:
197	>	output<char>(xhtml, *item, ++index);
198	>	break;
199	>	case DataType::TYPE_short:
200	>	output<short>(xhtml, *item, ++index);
201	>	break;
202	>	case DataType::TYPE_unsigned_short:
203	>	output<unsigned short>(xhtml, *item, ++index);
204	>	break;
205	>	case DataType::TYPE_int:
206	>	output<int>(xhtml, *item, ++index);
207	>	break;
208	>	case DataType::TYPE_unsigned_int:
209	>	output<unsigned int>(xhtml, *item, ++index);
210	>	break;
211	>	case DataType::TYPE_long:
212	>	output<long>(xhtml, *item, ++index);
213	>	break;
214	>	case DataType::TYPE_unsigned_long:
215	>	output<unsigned long>(xhtml, *item, ++index);
216	>	break;
217	>	case DataType::TYPE_float:
218	>	output<float>(xhtml, *item, ++index);
219	>	break;
220	>	case DataType::TYPE_double:
221	>	output<double>(xhtml, *item, ++index);
222	>	break;
223	>	case DataType::TYPE_std_string:
224	>	output<std::string>(xhtml, *item, ++index);
225	>	break;
226	>	case DataType::TYPE_ext_String:
227	>	output<ext::String>(xhtml, *item, ++index);
228	>	}
229		}
230
231		template <typename Type>
232	<	Binary::Binary(const Type& type) : bytes(sizeof (type))
232	>	void Represent::output(xml::TextWriter& xhtml, const Item& item, size_t index)
233		{
234	<	char* type_(reinterpret_cast<char*>(const_cast<Type*>(&type)));
234	>	xhtml.OpenElement("tr");
235	>
236	>	{
237	>	xml::ScopeElement td(xhtml, "td");
238
239	<	_mforeach (std::vector<char>, byte, bytes) *byte = *type_++;
239	>	xhtml.SetAttribute("rowspan", "3");
240	>	xhtml.OutputText(item.type);
241	>
242	>	ext::String names[] = { "type", "data", "input" }, values[] = { item.type, item.data, item.input };
243	>
244	>	_foru (index, 0, sizeof (names) / sizeof (ext::String))
245	>	{
246	>	xml::ScopeElement input(xhtml, "input");
247	>
248	>	xhtml.SetAttribute("name", names[index]);
249	>	xhtml.SetAttribute("type", "hidden");
250	>	xhtml.SetAttribute("value", values[index]);
251	>	}
252	>	}
253	>
254	>	Type type(input<Type>(item));
255	>
256	>	{
257	>	xml::ScopeElement td(xhtml, "td");
258	>
259	>	normal(xhtml, type);
260	>	}
261	>
262	>	{
263	>	xml::ScopeElement th(xhtml, "th");
264	>
265	>	xhtml.OutputText("Normal");
266	>	}
267	>
268	>	{
269	>	xml::ScopeElement td(xhtml, "td");
270	>
271	>	xhtml.SetAttribute("rowspan", "3");
272	>
273	>	{
274	>	xml::ScopeElement input(xhtml, "input");
275	>
276	>	xhtml.SetAttribute("name", "delete");
277	>	xhtml.SetAttribute("type", "checkbox");
278	>	xhtml.SetAttribute("value", lexical_cast<ext::String>(index));
279	>	}
280	>
281	>	xhtml.OutputText("Delete");
282	>	}
283	>
284	>	xhtml.CloseElement();
285	>	xhtml.OpenElement("tr");
286	>
287	>	{
288	>	xml::ScopeElement td(xhtml, "td");
289	>
290	>	binary(xhtml, type);
291	>	}
292	>
293	>	{
294	>	xml::ScopeElement th(xhtml, "th");
295	>
296	>	xhtml.OutputText("Binary");
297	>	}
298	>
299	>	xhtml.CloseElement();
300	>	xhtml.OpenElement("tr");
301	>
302	>	{
303	>	xml::ScopeElement td(xhtml, "td");
304	>
305	>	hexadecimal(xhtml, type);
306	>	}
307	>
308	>	{
309	>	xml::ScopeElement th(xhtml, "th");
310	>
311	>	xhtml.OutputText("Hexadecimal");
312	>	}
313	>
314	>	xhtml.CloseElement();
315		}
316
317		template <typename Type>
318	<	Type Binary::convert(bool signed_)
318	>	Type Represent::input(const Item& item)
319		{
320	<	Type type;
320	>	bool signed_(etl::Limits<Type>::IsSigned);
321
322	<	if (sizeof (type) != bytes.size()) bytes.resize(sizeof (type), signed_ && bytes.back() >> 7 ? ~0 : 0);
322	>	switch (item.input)
323	>	{
324	>	default:
325	>	try { return lexical_cast<Type>(item.data); } catch (ext::Exception) { return 0; }
326	>	case InputType::INPUT_Binary:
327	>	return Binary(item.data, signed_).convert<Type>(signed_);
328	>	case InputType::INPUT_Hexadecimal:
329	>	return Hexadecimal(item.data, signed_).convert<Type>(signed_);
330	>	}
331	>	}
332
333	<	char* type_(reinterpret_cast<char*>(&type));
333	>	template <>
334	>	char Represent::input(const Item& item)
335	>	{
336	>	switch (item.input)
337	>	{
338	>	default:
339	>	return item.data.First();
340	>	case InputType::INPUT_Binary:
341	>	return Binary(item.data, false).convert<char>(false);
342	>	case InputType::INPUT_Hexadecimal:
343	>	return Hexadecimal(input.data, false).convert<char>(false);
344	>	}
345	>	}
346	>
347	>	// XXX: constructing a string from Binary or Hexadecimal seems too dangerous
348	>	template <>
349	>	std::string Represent::input(const Item& item)
350	>	{
351	>	return item.data;
352	>	}
353	>
354	>	// XXX: constructing a string from Binary or Hexadecimal seems too dangerous
355	>	template <>
356	>	ext::String Represent::input(const Item& item)
357	>	{
358	>	return item.data;
359	>	}
360
361	<	_foreach (std::vector<char>, byte, bytes) *type_++ = *byte;
361	>	template <typename Type>
362	>	void Represent::normal(xml::TextWriter& xhtml, const Type& type)
363	>	{
364	>	xhtml.OutputText(lexical_cast<ext::String>(type));
365	>	}
366
367	<	return type;
367	>	template <>
368	>	void Represent::normal(xml::TextWriter& xhtml, const char& char_)
369	>	{
370	>	xhtml.OutputText(ext::CodePoint(char_));
371		}
372
373	<	Binary::operator std::string() const
373	>	template <>
374	>	void Represent::normal(xml::TextWriter& xhtml, const std::string& string)
375		{
376	<	std::string string;
376	>	xhtml.OutputText(string);
377	>	}
378
379	<	_rforeach (std::vector<char>, byte, bytes) _rfor (char, bit, 0, 8) string +=1 & *byte >> bit ? '1' : '0';
379	>	template <>
380	>	void Represent::normal(xml::TextWriter& xhtml, const ext::String& string)
381	>	{
382	>	xhtml.OutputText(string);
383	>	}
384
385	<	return string;
385	>	template <typename Type>
386	>	void Represent::binary(xml::TextWriter& xhtml, const Type& type)
387	>	{
388	>	xhtml.OutputText(Binary(type));
389		}
390
391	<	inline std::ostream& operator<<(std::ostream& out, const Binary& binary)
391	>	template <>
392	>	void Represent::binary(xml::TextWriter& xhtml, const std::string& string)
393		{
394	<	return out << std::string(binary);
394	>	xhtml.OutputText(Binary(string));
395	>
396	>	xml::ScopeElement(xhtml, "br");
397	>
398	>	_sforeach (std::string, atom, string)
399	>	{
400	>	xml::ScopeElement(xhtml, "br");
401	>
402	>	xhtml.OutputText(Binary(*atom));
403	>	}
404		}
405
406	<	int main(int argc, char* argv[])
406	>	template <>
407	>	void Represent::binary(xml::TextWriter& xhtml, const ext::String& string)
408		{
409	<	std::string hello("Hello, World!");
409	>	xhtml.OutputText(Binary(string));
410	>
411	>	xml::ScopeElement(xhtml, "br");
412
413	<	_foreach (std::string, atom, hello) std::cout << Binary(*atom) << " = " << *atom << std::endl;
413	>	_foreach (ext::String, atom, string)
414	>	{
415	>	xml::ScopeElement(xhtml, "br");
416
417	<	_fori (index, -10, 11) std::cout << Binary(index) << " = " << index << std::endl;
417	>	xhtml.OutputText(Binary(*atom));
418	>	}
419	>	}
420	>
421	>	template <typename Type>
422	>	void Represent::hexadecimal(xml::TextWriter& xhtml, const Type& type)
423	>	{
424	>	xhtml.OutputText(Hexadecimal(type));
425	>	}
426
427	<	_foru (index, -10, 11) std::cout << Binary(index) << " = " << index << std::endl;
427	>	template <>
428	>	void Represent::hexadecimal(xml::TextWriter& xhtml, const std::string& string)
429	>	{
430	>	xhtml.OutputText(Hexadecimal(string));
431
432	<	for (float index(-1.0); index < 1.0; index += 0.1) std::cout << Binary(index) << " = " << index << std::endl;
432	>	xml::ScopeElement(xhtml, "br");
433
434	<	for (double index(-1.0); index < 1.0; index += 0.1) std::cout << Binary(index) << " = " << index << std::endl;
434	>	_sforeach (std::string, atom, string)
435	>	{
436	>	xml::ScopeElement(xhtml, "br");
437
438	<	std::string string("101001101001");
439	<	Binary binary(string, true);
438	>	xhtml.OutputText(Hexadecimal(string));
439	>	}
440	>	}
441
442	<	std::cout << binary << " = " << string << std::endl;
442	>	template <>
443	>	void Represent::hexadecimal(xml::TextWriter& xhtml, const ext::String& string)
444	>	{
445	>	xhtml.OutputText(Hexadecimal(string));
446
447	<	float value(binary.convert<float>());
447	>	xml::ScopeElement(xhtml, "br");
448
449	<	std::cout << binary << " = " << value << std::endl << Binary(value) << " = " << value << std::endl;
449	>	_foreach (ext::String, atom, string)
450	>	{
451	>	xml::ScopeElement(xhtml, "br");
452
453	<	return 0;
453	>	xhtml.OutputText(Hexadecimal(string));
454	>	}
455		}

Comparing Represent/represent.cpp (property svn:eol-style):
Revision 368 by douglas, 2004-12-21T03:26:56-08:00 vs.
Revision 391 by douglas, 2004-12-24T20:31:04-08:00

#	Line 0 | Line 1
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