parser3/src/main/pa_request.C - diff

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Diff for /parser3/src/main/pa_request.C between versions 1.280 and 1.355

version 1.280, 2005/12/16 10:15:12	version 1.355, 2016/07/20 16:36:49
Line 1	Line 1
/** @file	/** @file
Parser: request class main part. @see compile.C and execute.C.	Parser: request class main part. @see compile.C and execute.C.

Copyright (c) 2001-2005 ArtLebedev Group (http://www.artlebedev.com)	Copyright (c) 2001-2015 Art. Lebedev Studio (http://www.artlebedev.com)
Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)	Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
*/	*/

static const char * const IDENT_REQUEST_C="$Date$";

#include "pa_sapi.h"	#include "pa_sapi.h"
#include "pa_common.h"	#include "pa_common.h"
#include "pa_request.h"	#include "pa_request.h"
Line 34 static const char * const IDENT_REQUEST_	Line 32 static const char * const IDENT_REQUEST_
#include "pa_vconsole.h"	#include "pa_vconsole.h"
#include "pa_vdate.h"	#include "pa_vdate.h"

	volatile const char * IDENT_PA_REQUEST_C="$Id$" IDENT_PA_REQUEST_H IDENT_PA_REQUEST_CHARSETS_H IDENT_PA_REQUEST_INFO_H IDENT_PA_VCONSOLE_H;

// consts	// consts

#define UNHANDLED_EXCEPTION_METHOD_NAME "unhandled_exception"	#define UNHANDLED_EXCEPTION_METHOD_NAME "unhandled_exception"
Line 43 const char* UNHANDLED_EXCEPTION_CONTENT_	Line 43 const char* UNHANDLED_EXCEPTION_CONTENT_

/// content type of response when no $MAIN:defaults.content-type defined	/// content type of response when no $MAIN:defaults.content-type defined
const char* DEFAULT_CONTENT_TYPE="text/html";	const char* DEFAULT_CONTENT_TYPE="text/html";
const char* ORIGINS_CONTENT_TYPE="text/plain";

// defines for globals	// defines for globals

#define MAIN_METHOD_NAME "main"	#define MAIN_METHOD_NAME "main"
#define AUTO_METHOD_NAME "auto"	#define AUTO_METHOD_NAME "auto"
#define BODY_NAME "body"	#define AUTOUSE_METHOD_NAME "autouse"
#define EXCEPTION_TYPE_PART_NAME "type"	#define EXCEPTION_TYPE_PART_NAME "type"
#define EXCEPTION_SOURCE_PART_NAME "source"	#define EXCEPTION_SOURCE_PART_NAME "source"
#define EXCEPTION_COMMENT_PART_NAME "comment"	#define EXCEPTION_COMMENT_PART_NAME "comment"
Line 58 const char* ORIGINS_CONTENT_TYPE="text/p	Line 57 const char* ORIGINS_CONTENT_TYPE="text/p

const String main_method_name(MAIN_METHOD_NAME);	const String main_method_name(MAIN_METHOD_NAME);
const String auto_method_name(AUTO_METHOD_NAME);	const String auto_method_name(AUTO_METHOD_NAME);
const String content_disposition_name(CONTENT_DISPOSITION_NAME);	const String autouse_method_name(AUTOUSE_METHOD_NAME);
const String content_disposition_value(CONTENT_DISPOSITION_VALUE);
const String content_disposition_filename_name(CONTENT_DISPOSITION_FILENAME_NAME);
const String body_name(BODY_NAME);
const String exception_type_part_name(EXCEPTION_TYPE_PART_NAME);	const String exception_type_part_name(EXCEPTION_TYPE_PART_NAME);
const String exception_source_part_name(EXCEPTION_SOURCE_PART_NAME);	const String exception_source_part_name(EXCEPTION_SOURCE_PART_NAME);
const String exception_comment_part_name(EXCEPTION_COMMENT_PART_NAME);	const String exception_comment_part_name(EXCEPTION_COMMENT_PART_NAME);
Line 71 const String exception_handled_part_name	Line 68 const String exception_handled_part_name

#define CHARSETS_NAME "CHARSETS"	#define CHARSETS_NAME "CHARSETS"
#define MIME_TYPES_NAME "MIME-TYPES"	#define MIME_TYPES_NAME "MIME-TYPES"
#define ORIGINS_MODE_NAME "ORIGINS"	#define STRICT_VARS_NAME "STRICT-VARS"
#define CONF_METHOD_NAME "conf"	#define CONF_METHOD_NAME "conf"
#define POST_PROCESS_METHOD_NAME "postprocess"	#define POST_PROCESS_METHOD_NAME "postprocess"
#define DOWNLOAD_NAME "download"
#define CLASS_PATH_NAME "CLASS_PATH"	#define CLASS_PATH_NAME "CLASS_PATH"
#define RESPONSE_BODY_FILE_NAME "file"	#define RESPONSE_BODY_FILE_NAME "file"

	#define DOWNLOAD_NAME_UPPER "DOWNLOAD"
	#define BODY_NAME_UPPER "BODY"

// statics	// statics

static const String charsets_name(CHARSETS_NAME);	static const String charsets_name(CHARSETS_NAME);
static const String main_class_name(MAIN_CLASS_NAME);	static const String main_class_name(MAIN_CLASS_NAME);
static const String mime_types_name(MIME_TYPES_NAME);	static const String mime_types_name(MIME_TYPES_NAME);
static const String origins_mode_name(ORIGINS_MODE_NAME);	static const String strict_vars_name(STRICT_VARS_NAME);
static const String conf_method_name(CONF_METHOD_NAME);	static const String conf_method_name(CONF_METHOD_NAME);
static const String post_process_method_name(POST_PROCESS_METHOD_NAME);	static const String post_process_method_name(POST_PROCESS_METHOD_NAME);
static const String download_name(DOWNLOAD_NAME);
static const String class_path_name(CLASS_PATH_NAME);	static const String class_path_name(CLASS_PATH_NAME);
static const String response_body_file_name(RESPONSE_BODY_FILE_NAME);	static const String response_body_file_name(RESPONSE_BODY_FILE_NAME);

	static const String download_name_upper(DOWNLOAD_NAME_UPPER);
	static const String body_name_upper(BODY_NAME_UPPER);

	// more static

	static const String content_type_name_upper(HTTP_CONTENT_TYPE_UPPER);
	static const String content_disposition_name_upper(CONTENT_DISPOSITION_UPPER);
	static const String content_disposition_inline(CONTENT_DISPOSITION_INLINE);
	static const String content_disposition_attachment(CONTENT_DISPOSITION_ATTACHMENT);

// defines	// defines

	#define CHARSET_NAME_UPPER "CHARSET"
	#define LAST_MODIFIED_NAME_UPPER "LAST-MODIFIED"

// op.C	// op.C
VStateless_class& VClassMAIN_create();	VStateless_class& VClassMAIN_create();

//	//
Request::Request(SAPI_Info& asapi_info, Request_info& arequest_info,	Request::Request(SAPI_Info& asapi_info, Request_info& arequest_info,
String::Language adefault_lang, bool status_allowed):	String::Language adefault_lang):
// private	// private
anti_endless_execute_recoursion(0),	anti_endless_execute_recoursion(0),

// public	// public
	allow_class_replace(false),
method_frame(0),	method_frame(0),
rcontext(0),	rcontext(0),
wcontext(0),	wcontext(0),
flang(adefault_lang),	flang(adefault_lang),
fconnection(0),	fconnection(0),
finterrupted(false),	finterrupted(false),
	fskip(SKIP_NOTHING),
// public	fin_cycle(0),
#ifdef RESOURCES_DEBUG
sql_connect_time(0),
sql_request_time(0),
#endif

// public	// public
request_info(arequest_info),	request_info(arequest_info),
Line 124 Request::Request(SAPI_Info& asapi_info,	Line 132 Request::Request(SAPI_Info& asapi_info,
form(*new VForm(charsets, arequest_info)),	form(*new VForm(charsets, arequest_info)),
mail(*new VMail),	mail(*new VMail),
response(*new VResponse(arequest_info, charsets)),	response(*new VResponse(arequest_info, charsets)),
cookie(*new VCookie),	cookie(*new VCookie(charsets, arequest_info)),
	console(*new VConsole),

// private	// private
configure_admin_done(false),	configure_admin_done(false),
Line 137 Request::Request(SAPI_Info& asapi_info,	Line 146 Request::Request(SAPI_Info& asapi_info,
pa_register_thread_request(*this);	pa_register_thread_request(*this);

// file_no=0 => unknown	// file_no=0 => unknown
file_list+=String::Body("UNKNOWN");	file_list+="UNKNOWN";
file_list+=String::Body("-body of process-"); // pseudo_file_no__process	file_list+="-body of process-"; // pseudo_file_no__process

// maybe expire old caches	// maybe expire old caches
cache_managers->maybe_expire();	cache_managers->maybe_expire();

/// directly used	/// directly used
// MAIN class, operators	// MAIN class, operators
classes().put(main_class.name(), &main_class);	put_class(&main_class);
// classes:	// classes:
// table, file, random, mail, image, ...	// table, file, random, mail, image, ...
methoded_array().register_directly_used(*this);	methoded_array().register_directly_used(*this);

/// methodless	/// methodless

// env class	// env class
classes().put(String::Body(ENV_CLASS_NAME), new VEnv(asapi_info));	put_class(new VEnv(asapi_info));
// status class	// status class
if(status_allowed)	put_class(new VStatus());
classes().put(String::Body(STATUS_CLASS_NAME), new VStatus());
// request class	// request class
classes().put(String::Body(REQUEST_CLASS_NAME), new VRequest(arequest_info, charsets));	put_class(new VRequest(arequest_info, charsets, form, asapi_info));
// cookie class	// cookie class
classes().put(String::Body(COOKIE_CLASS_NAME), &cookie);	put_class(&cookie);
// console class	// console class
classes().put(String::Body(CONSOLE_CLASS_NAME), new VConsole());	put_class(&console);

/// methoded	/// methoded
// response class
classes().put(response.get_class()->name(), &response);

/// bases used	// response class
	put_class(&response);
// form class	// form class
classes().put(form.get_class()->base_class()->name(), &form);	put_class(&form);
// mail class	// mail class
classes().put(mail.get_class()->base_class()->name(), &mail);	put_class(&mail);
// math class	// math class
{	put_class(new VMath);
Value& math=*new VMath;
classes().put(math.get_class()->base_class()->name(), &math);
}
// memory class	// memory class
{	put_class(new VMemory);
Value& memory=*new VMemory;
classes().put(memory.get_class()->base_class()->name(), &memory);
}
}	}

Request::~Request() {	Request::~Request() {
Line 189 Request::~Request() {	Line 191 Request::~Request() {
// if for some strange reason xml generic errors failed to be reported, free them up	// if for some strange reason xml generic errors failed to be reported, free them up
if(const char* xml_generic_errors=xmlGenericErrors()) {	if(const char* xml_generic_errors=xmlGenericErrors()) {
SAPI::log(sapi_info, "warning: unreported xmlGenericErrors: %s", xml_generic_errors);	SAPI::log(sapi_info, "warning: unreported xmlGenericErrors: %s", xml_generic_errors);
free((void *)xml_generic_errors);	pa_free((void *)xml_generic_errors);
}	}
#endif	#endif
}	}

Value& Request::get_self() { return method_frame/always have!/->self(); }	Value& Request::get_self() { return method_frame/always have!/->self(); }

	VStateless_class* Request::get_class(const String& name){
	VStateless_class* result=classes().get(name);
	if(!result)
	if(Value* value=main_class.get_element(autouse_method_name))
	if(Junction* junction=value->get_junction())
	if(const Method *method=junction->method) {
	Value *vname=new VString(name);
	VMethodFrame frame(method, 0 /no parent*/, main_class);

	frame.store_params(&vname, 1);
	// we don't need the result
	execute_method(frame);

	result=classes().get(name);
	}

	return result;
	}

static void load_charset(HashStringValue::key_type akey,	static void load_charset(HashStringValue::key_type akey,
HashStringValue::value_type avalue,	HashStringValue::value_type avalue,
Request_charsets* charsets) {	Request_charsets* charsets) {
Line 204 static void load_charset(HashStringValue	Line 225 static void load_charset(HashStringValue
}	}
void Request::configure_admin(VStateless_class& conf_class) {	void Request::configure_admin(VStateless_class& conf_class) {
if(configure_admin_done)	if(configure_admin_done)
throw Exception("parser.runtime",	throw Exception(PARSER_RUNTIME,
0,	0,
"parser already configured");	"parser already configured");
configure_admin_done=true;	configure_admin_done=true;
Line 217 void Request::configure_admin(VStateless	Line 238 void Request::configure_admin(VStateless
...	...
]	]
*/	*/
if(Value* vcharsets=conf_class.get_element(charsets_name, conf_class, false)) {	if(Value* vcharsets=conf_class.get_element(charsets_name)) {
if(!vcharsets->is_string())	if(!vcharsets->is_string()) {
if(HashStringValue* charsets=vcharsets->get_hash())	if(HashStringValue* charsets=vcharsets->get_hash())
charsets->for_each(load_charset, &this->charsets);	charsets->for_each<Request_charsets*>(load_charset, &this->charsets);
else	else
throw Exception("parser.runtime",	throw Exception(PARSER_RUNTIME,
0,	0,
"$" MAIN_CLASS_NAME ":" CHARSETS_NAME " must be hash");	"$" MAIN_CLASS_NAME ":" CHARSETS_NAME " must be hash");
	}
	}

	#ifdef STRICT_VARS
	VVoid::strict_vars=false;
	if(Value* strict_vars=conf_class.get_element(strict_vars_name)) {
	if(strict_vars->is_bool())
	VVoid::strict_vars=strict_vars->as_bool();
	else
	throw Exception(PARSER_RUNTIME,
	0,
	"$" MAIN_CLASS_NAME ":" STRICT_VARS_NAME " must be bool");
}	}
	#endif

// configure method_frame options	// configure method_frame options
// until someone with less privileges have overriden them	// until someone with less privileges have overriden them
methoded_array().configure_admin(*this);	methoded_array().configure_admin(*this);
}	}

const char* Request::get_exception_cstr(	const char* Request::get_exception_cstr(const Exception& e, Request::Exception_details& details) {
const Exception& e,
Request::Exception_details& details) {
#define PA_URI_FORMAT "%s: "	#define PA_URI_FORMAT "%s: "
	#define PA_COMMENT_TYPE_FORMAT "%s [%s]"

#define PA_ORIGIN_FILE_POS_FORMAT "%s(%d:%d): "	#define PA_ORIGIN_FILE_POS_FORMAT "%s(%d:%d): "
#define PA_SOURCE_FORMAT "'%s' "	#define PA_SOURCE_FORMAT "'%s' "
#define PA_COMMENT_TYPE_FORMAT "%s [%s]"
	#define PA_ORIGIN_FILE_POS_VALUE file_list[details.origin.file_no].cstr(), 1+details.origin.line, 1+details.origin.col,
	#define PA_SOURCE_VALUE details.problem_source->cstr(),

	#define EXCEPTION_CSTR(f1,v1,f2,v2) \
	snprintf(result, MAX_STRING, \
	PA_URI_FORMAT \
	f1 f2 \
	PA_COMMENT_TYPE_FORMAT, \
	request_info.uri, \
	v1 v2 \
	e.comment(), e.type() \
	);

char* result=new(PointerFreeGC) char[MAX_STRING];	char* result=new(PointerFreeGC) char[MAX_STRING];

if(details.problem_source) { // do we know the guy?	if(details.problem_source) { // do we know the guy?
if(details.trace) { // do whe know where he came from?	if(details.origin.file_no) // do whe know where he came from?
Operation::Origin origin=details.trace.origin();	EXCEPTION_CSTR(PA_ORIGIN_FILE_POS_FORMAT, PA_ORIGIN_FILE_POS_VALUE, PA_SOURCE_FORMAT, PA_SOURCE_VALUE)
snprintf(result, MAX_STRING,	else
PA_URI_FORMAT	EXCEPTION_CSTR(PA_SOURCE_FORMAT, PA_SOURCE_VALUE,,)
PA_ORIGIN_FILE_POS_FORMAT	} else {
PA_SOURCE_FORMAT PA_COMMENT_TYPE_FORMAT,	if(details.origin.file_no) // do whe know where he came from?
request_info.uri,	EXCEPTION_CSTR(PA_ORIGIN_FILE_POS_FORMAT, PA_ORIGIN_FILE_POS_VALUE,,)
file_list[origin.file_no].cstr(), 1+origin.line, 1+origin.col,	else
details.problem_source->cstr(),	EXCEPTION_CSTR(,,,)
e.comment(), e.type()	}
);
} else
snprintf(result, MAX_STRING,
PA_URI_FORMAT
PA_SOURCE_FORMAT PA_COMMENT_TYPE_FORMAT,
request_info.uri,
details.problem_source->cstr(),
e.comment(), e.type()
);
} else
snprintf(result, MAX_STRING,
PA_URI_FORMAT
PA_COMMENT_TYPE_FORMAT,
request_info.uri,
e.comment(), e.type()
);

return result;	return result;
}	}
Line 281 void Request::configure() {	Line 313 void Request::configure() {
methoded_array().configure_user(*this);	methoded_array().configure_user(*this);

// $MAIN:MIME-TYPES	// $MAIN:MIME-TYPES
if(Value* element=main_class.get_element(mime_types_name, main_class, false))	if(Value* element=main_class.get_element(mime_types_name))
if(Table *table=element->get_table())	if(Table *table=element->get_table())
mime_types=table;	mime_types=table;
}	}
Line 297 void Request::configure() {	Line 329 void Request::configure() {

*/	*/
void Request::core(const char* config_filespec, bool config_fail_on_read_problem, bool header_only) {	void Request::core(const char* config_filespec, bool config_fail_on_read_problem, bool header_only) {
#ifdef RESOURCES_DEBUG
//measures
struct timeval mt[10];
//measure:before all
gettimeofday(&mt[0],NULL);
#endif
try {	try {
// filling cookies
cookie.fill_fields(request_info);

// filling mail received
mail.fill_received(*this);

// loading config	// loading config
if(config_filespec) {	if(config_filespec) {
const String& filespec=*new String(config_filespec);	const String& filespec=*new String(config_filespec);
use_file(main_class,	use_file_directly(main_class,
filespec, 0 /main_alias/,	filespec,
true /ignore class_path/,
config_fail_on_read_problem,	config_fail_on_read_problem,
true /file must exist if 'fail on read problem' not set/);	true /file must exist if 'fail on read problem' not set/);
}	}

	// filling mail received
	mail.fill_received(*this);

// loading auto.p files from document_root/..	// loading auto.p files from document_root/..
// to the one beside requested file.	// to the one beside requested file.
// all assigned bases from upper dir	// all assigned bases from upper dir
Line 340 gettimeofday(&mt[0],NULL);	Line 362 gettimeofday(&mt[0],NULL);
String::L_CLEAN);	String::L_CLEAN);
sfile_spec << "/" AUTO_FILE_NAME;	sfile_spec << "/" AUTO_FILE_NAME;

use_file(main_class,	use_file_directly(main_class,
sfile_spec,	sfile_spec,
0 /main_alias/,
true /ignore class_path/,
true /fail on read problem/,	true /fail on read problem/,
false /but ignore absence, sole user/);	false /but ignore absence, sole user/);
}	}
after=before+1;	for(after=before+1;*after=='/';after++);
}	}
}	}

Line 355 gettimeofday(&mt[0],NULL);	Line 375 gettimeofday(&mt[0],NULL);
// compile requested file	// compile requested file
String& spath_translated=*new String;	String& spath_translated=*new String;
spath_translated.append_help_length(request_info.path_translated, 0, String::L_TAINTED);	spath_translated.append_help_length(request_info.path_translated, 0, String::L_TAINTED);
use_file(main_class,	use_file_directly(main_class, spath_translated);
spath_translated,
0 /main_alias/,
true /ignore class_path/);

configure();	configure();
} catch(...) {	} catch(...) {
Line 366 gettimeofday(&mt[0],NULL);	Line 383 gettimeofday(&mt[0],NULL);
rethrow;	rethrow;
}	}

#ifdef RESOURCES_DEBUG
//measure:after compile
gettimeofday(&mt[1],NULL);
#endif
// execute @main[]	// execute @main[]
const String* body_string=execute_virtual_method(main_class, main_method_name);	const String* body_string=execute_virtual_method(main_class, main_method_name);
if(!body_string)	if(!body_string)
throw Exception("parser.runtime",	throw Exception(PARSER_RUNTIME,
0,	0,
"'"MAIN_METHOD_NAME"' method not found");	"'" MAIN_METHOD_NAME "' method not found");

#ifdef RESOURCES_DEBUG
//measure:after main
gettimeofday(&mt[2],NULL);
#endif

// extract response body	// extract response body
Value* body_value=response.fields().get(download_name); // $response:download?	Value* body_value=response.fields().get(download_name_upper); // $response:download?
bool as_attachment=body_value!=0;	bool as_attachment=body_value!=0;
if(!body_value)	if(!body_value)
body_value=response.fields().get(body_name); // $response:body	body_value=response.fields().get(body_name_upper); // $response:body
if(!body_value)	if(!body_value)
body_value=new VString(*body_string); // just result of ^main[]	body_value=new VString(*body_string); // just result of ^main[]
// ensure that body_value has no just L_TAINTED parts left
if(body_value->is_string())
{
String& untainted=*new String();
untainted.append(*body_value->get_string(), flang);
body_value=new VString(untainted);
}

// @postprocess	// @postprocess
if(Value* value=main_class.get_element(post_process_method_name, main_class, false))	if(Value* value=main_class.get_element(post_process_method_name))
if(Junction* junction=value->get_junction())	if(Junction* junction=value->get_junction())
if(const Method *method=junction->method) {	if(const Method *method=junction->method) {
// preparing to pass parameters to	// preparing to pass parameters to
// @postprocess[data]	// @postprocess[data]
VMethodFrame frame(/method->name, / junction, 0/no parent*/);	VMethodFrame frame(method, 0 /no parent*/, main_class);
frame.set_self(main_class);

frame.store_param(*body_value);	frame.store_params(&body_value, 1);
body_value=&execute_method(frame, *method).as_value();	execute_method(frame);
}

VFile* body_file=body_value->as_vfile(	body_value=&frame.result().as_value();
String::L_UNSPECIFIED, &charsets);	}

#ifdef RESOURCES_DEBUG	VFile* body_file=body_value->as_vfile(flang, &charsets);
//measure:after postprocess
gettimeofday(&mt[3],NULL);
#endif

// OK. write out the result	// OK. write out the result
output_result(body_file, header_only, as_attachment);	output_result(body_file, header_only, as_attachment);

#ifdef RESOURCES_DEBUG
//measure:after output_result
gettimeofday(&mt[9],NULL);
t[9]=mt[9].tv_sec+mt[9].tv_usec/1000000.0;

double t[10];
for(int i=0;i<10;i++)
t[i]=mt[i].tv_sec+mt[i].tv_usec/1000000.0;
//measure:log2 compile,main,postprocess,output
SAPI::log("rmeasure: %s,%.2f,%.2f,%.2f %.2f,%.2f %.2f",
request_info.uri,
t[1]-t[0],
t[2]-t[1],
t[3]-t[2],
sql_connect_time,sql_request_time,
t[9]-t[3]
);
#endif
} catch(const Exception& e) { // request handling problem	} catch(const Exception& e) { // request handling problem
try {	try {
// we're returning not result, but error explanation	// we're returning not result, but error explanation
Line 457 t[9]-t[3]	Line 435 t[9]-t[3]

// maybe we'd be lucky enough as to report an error	// maybe we'd be lucky enough as to report an error
// in a gracefull way...	// in a gracefull way...
if(Value* value=main_class.get_element(	if(Value* value=main_class.get_element(*new String(UNHANDLED_EXCEPTION_METHOD_NAME))) {
*new String(UNHANDLED_EXCEPTION_METHOD_NAME),
main_class,
false)) {
if(Junction* junction=value->get_junction()) {	if(Junction* junction=value->get_junction()) {
if(const Method *method=junction->method) {	if(const Method *method=junction->method) {
// preparing to pass parameters to	// preparing to pass parameters to
// @unhandled_exception[exception;stack]	// @unhandled_exception[exception;stack]
VMethodFrame frame(/method->name, / junction, 0/no caller*/);
frame.set_self(main_class);	// $stack[^table::create{name file lineno colno}]
	Table::columns_type stack_trace_columns(new ArrayString);
// $exception	*stack_trace_columns+=new String("name");
frame.store_param(details.vhash);	*stack_trace_columns+=new String("file");
// $stack[^table::set{name origin}]	*stack_trace_columns+=new String("lineno");
Table::columns_type stack_trace_columns(new ArrayString);	*stack_trace_columns+=new String("colno");
*stack_trace_columns+=new String("name");	Table& stack_trace=*new Table(stack_trace_columns);
*stack_trace_columns+=new String("file");	if(!exception_trace.is_empty()/signed!/)
*stack_trace_columns+=new String("lineno");	for(size_t i=exception_trace.bottom_index(); i<exception_trace.top_index(); i++) {
*stack_trace_columns+=new String("colno");	Trace trace=exception_trace.get(i);
Table& stack_trace=*new Table(stack_trace_columns);	Table::element_type row(new ArrayString);
if(!exception_trace.is_empty()/signed!/)
for(size_t i=exception_trace.bottom_index(); i<exception_trace.top_index(); i++) {	*row+=trace.name(); // name column
Trace trace=exception_trace.get(i);	Operation::Origin origin=trace.origin();
Table::element_type row(new ArrayString);	if(origin.file_no) {
	*row+=new String(file_list[origin.file_no], String::L_TAINTED); // 'file' column
*row+=trace.name(); // name column	*row+=new String(String::Body::Format(1+origin.line), String::L_CLEAN); // 'lineno' column
Operation::Origin origin=trace.origin();	*row+=new String(String::Body::Format(1+origin.col), String::L_CLEAN); // 'colno' column
if(origin.file_no) {	}
*row+=new String(file_list[origin.file_no], String::L_TAINTED); // 'file' column	stack_trace+=row;
*row+=new String(String::Body::Format(1+origin.line), String::L_CLEAN); // 'lineno' column	}
*row+=new String(String::Body::Format(1+origin.col), String::L_CLEAN); // 'colno' column
}	// future $response:body=
stack_trace+=row;	// execute ^unhandled_exception[exception;stack]
}	exception_trace.clear(); // forget all about previous life, in case there would be error inside of this method, error handled would not be mislead by old stack contents (see extract_origin)
frame.store_param(*new VTable(&stack_trace));
	VMethodFrame frame(method, 0 /no caller*/, main_class);
// future $response:body=	Value *params[]={&details.vhash, new VTable(&stack_trace)};
// execute ^unhandled_exception[exception;stack]
exception_trace.clear(); // forget all about previous life, in case there would be error inside of this method, error handled would not be mislead by old stack contents (see extract_origin)	frame.store_params(params, 2);
body_string=&execute_method(frame, *method).as_string();	execute_method(frame);

	body_string=&frame.result().as_string();
}	}
}	}
}	}
Line 505 body_string=&execute_method(frame, *meth	Line 482 body_string=&execute_method(frame, *meth
// doing that ugly	// doing that ugly

// future $response:content-type	// future $response:content-type
response.fields().put(content_type_name,	response.fields().put(content_type_name_upper, new VString(*new String(UNHANDLED_EXCEPTION_CONTENT_TYPE)));
new VString(*new String(UNHANDLED_EXCEPTION_CONTENT_TYPE)));
// future $response:body	// future $response:body
body_string=new String(exception_cstr);	body_string=new String(exception_cstr);
}	}

VString body_vstring(*body_string);	VString body_vstring(*body_string);
VFile* body_file=body_vstring.as_vfile(String::L_UNSPECIFIED, &charsets);	VFile* body_file=body_vstring.as_vfile(flang, &charsets);

// conditionally log it	// conditionally log it
Value* vhandled=details.vhash.hash().get(exception_handled_part_name);	Value* vhandled=details.vhash.hash().get(exception_handled_part_name);
Line 522 body_string=&execute_method(frame, *meth	Line 498 body_string=&execute_method(frame, *meth

// ERROR. write it out	// ERROR. write it out
output_result(body_file, header_only, false);	output_result(body_file, header_only, false);

} catch(const Exception& e) { // exception in unhandled exception	} catch(const Exception& e) { // exception in unhandled exception
Request::Exception_details details=get_details(e);	Request::Exception_details details=get_details(e);
const char* exception_cstr=get_exception_cstr(e, details);	const char* exception_cstr=get_exception_cstr(e, details);
Line 541 uint Request::register_file(String::Body	Line 518 uint Request::register_file(String::Body
return file_list.count()-1;	return file_list.count()-1;
}	}

void Request::use_file(VStateless_class& aclass,	void Request::use_file_directly(VStateless_class& aclass,
const String& file_name, const String* main_alias,	const String& file_spec,
bool ignore_class_path,	bool fail_on_read_problem,
bool fail_on_read_problem,	bool fail_on_file_absence) {
bool fail_on_file_absence) {
// cyclic dependence check	// cyclic dependence check
if(used_files.get(file_name))	if(used_files.get(file_spec))
return;	return;
used_files.put(file_name, true);	used_files.put(file_spec, true);

	if(fail_on_read_problem && !fail_on_file_absence) // ignore file absence if asked for
	if(!entry_exists(file_spec))
	return;

	if(const char* source=file_read_text(charsets, file_spec, fail_on_read_problem))
	use_buf(aclass, source, 0, register_file(file_spec));
	}


	void Request::use_file(VStateless_class& aclass, const String& file_name, const String* use_filespec/absolute/) {

	if(file_name.is_empty())
	throw Exception(PARSER_RUNTIME,
	0,
	"usage failed - no filename was specified");

	const String* filespec=0;

	if(file_name.first_char()=='/') //absolute path? [no need to scan MAIN:CLASS_PATH]
	filespec=&absolute(file_name);
	else if(use_filespec){ // search in current dir first
	size_t last_slash_pos=use_filespec->strrpbrk("/");
	if(last_slash_pos!=STRING_NOT_FOUND)
	filespec=file_exist(use_filespec->mid(0, last_slash_pos), file_name); // found in current dir?
	}

const String* file_spec;	if(!filespec){
if(ignore_class_path) // ignore_class_path?	// prevent multiple scan CLASS_PATH for searching one file
file_spec=&file_name;	if(searched_along_class_path.get(file_name))
else if(file_name.first_char()=='/') //absolute path? [no need to scan MAIN:CLASS_PATH]	return;
file_spec=&absolute(file_name);	searched_along_class_path.put(file_name, true);
else {	if(Value* element=main_class.get_element(class_path_name)) {
file_spec=0;
if(Value* element=main_class.get_element(class_path_name, main_class, false)) {
if(element->is_string()) {	if(element->is_string()) {
file_spec=file_exist(absolute(element->as_string()), file_name); // found at class_path?	filespec=file_exist(absolute(element->as_string()), file_name); // found at class_path?
} else if(Table *table=element->get_table()) {	} else if(Table *table=element->get_table()) {
int size=table->count();	for(size_t i=table->count(); i--; ) {
for(int i=size; i--; ) {
const String& path=(table->get(i))[0];	const String& path=(table->get(i))[0];
if((file_spec=file_exist(absolute(path), file_name)))	if(filespec=file_exist(absolute(path), file_name))
break; // found along class_path	break; // found along class_path
}	}
} else	} else
throw Exception("parser.runtime",	throw Exception(PARSER_RUNTIME,
0,	0,
"$" CLASS_PATH_NAME " must be string or table");	"$" CLASS_PATH_NAME " must be string or table");
if(!file_spec)	if(!filespec)
throw Exception("parser.runtime",	throw Exception(PARSER_RUNTIME,
&file_name,	&file_name,
"not found along " MAIN_CLASS_NAME ":" CLASS_PATH_NAME);	"not found along " MAIN_CLASS_NAME ":" CLASS_PATH_NAME);
}	} else
if(!file_spec)	throw Exception(PARSER_RUNTIME,
throw Exception("parser.runtime",
&file_name,	&file_name,
"usage failed - no $" MAIN_CLASS_NAME ":" CLASS_PATH_NAME " were specified");	"usage failed - no $" MAIN_CLASS_NAME ":" CLASS_PATH_NAME " were specified");
}	}

if(fail_on_read_problem && !fail_on_file_absence) // ignore file absence if asked for	use_file_directly(aclass, *filespec);
if(!entry_exists(*file_spec))
return;

if(const char* source=file_read_text(charsets, *file_spec, fail_on_read_problem))
use_buf(aclass, source, main_alias, register_file(*file_spec));
}	}

	void Request::use_file(VStateless_class& aclass, const String& file_name, const String* use_filespec/absolute/, Operation::Origin origin) {
	static String use("USE");
	try {
	use_file(aclass, file_name, use_filespec);
	} catch (...) {
	exception_trace.push(Trace(&use, origin));
	rethrow;
	}
	}

void Request::use_buf(VStateless_class& aclass,	void Request::use_buf(VStateless_class& aclass,
const char* source, const String* main_alias,	const char* source, const String* main_alias,
uint file_no,	uint file_no,
int line_no_offset) {	int line_no_offset) {
// temporary zero @conf so to maybe-replace it in compiled code	// temporary zero @conf so to maybe-replace it in compiled code
Temp_method temp_method_conf(aclass, conf_method_name, 0);	Temp_method temp_method_conf(aclass, conf_method_name, 0);
// temporary zero @auto so to maybe-replace it in compiled code	// temporary zero @auto so to maybe-replace it in compiled code
Temp_method temp_method_auto(aclass, auto_method_name, 0);	Temp_method temp_method_auto(aclass, auto_method_name, 0);

// compile loaded class	// compile loaded classes
VStateless_class& cclass=compile(&aclass, source, main_alias, file_no, line_no_offset);	ArrayClass& cclasses=compile(&aclass, source, main_alias, file_no, line_no_offset);

// locate and execute possible @conf[] static
VString* vfilespec=	VString* vfilespec=
new VString(*new String(file_list[file_no], String::L_TAINTED));	new VString(*new String(file_list[file_no], String::L_TAINTED));
Execute_nonvirtual_method_result executed=execute_nonvirtual_method(cclass,
conf_method_name, vfilespec,	for(size_t i=0; i<cclasses.count(); i++){
false/no string result needed/);	VStateless_class& cclass=*cclasses.get(i);
if(executed.method)
configure_admin(cclass/, executed.method->name/);	// locate and execute possible @conf[] static
	Execute_nonvirtual_method_result executed=execute_nonvirtual_method(cclass,
// locate and execute possible @auto[] static	conf_method_name, vfilespec,
execute_nonvirtual_method(cclass,	false/no string result needed/);
auto_method_name, vfilespec,	if(executed.method)
false/no result needed/);	configure_admin(cclass/, executed.method->name/);

	// locate and execute possible @auto[] static
	execute_nonvirtual_method(cclass,
	auto_method_name, vfilespec,
	false/no result needed/);

	cclass.enable_default_setter();
	}
}	}

const String& Request::relative(const char* apath, const String& relative_name) {	const String& Request::relative(const char* apath, const String& relative_name) {
char *hpath=strdup(apath);	char *hpath=pa_strdup(apath);
String& result=*new String;	String& result=*new String;
if(rsplit(hpath, '/')) // if something/splitted	if(rsplit(hpath, '/')) // if something/splitted
result << hpath << "/";	result << hpath << "/";
Line 630 const String& Request::relative(const ch	Line 640 const String& Request::relative(const ch

const String& Request::absolute(const String& relative_name) {	const String& Request::absolute(const String& relative_name) {
if(relative_name.first_char()=='/') {	if(relative_name.first_char()=='/') {
String& result=*new String(strdup(request_info.document_root));	String& result=*new String(pa_strdup(request_info.document_root));
result << relative_name;	result << relative_name;
return result;	return result;
} else	} else
Line 655 public:	Line 665 public:
bool add_last_modified;	bool add_last_modified;
};	};
#endif	#endif
static void add_header_attribute(	static void add_header_attribute(HashStringValue::key_type name, HashStringValue::value_type value, Add_header_attribute_info* info) {
HashStringValue::key_type aattribute,	if(name==BODY_NAME_UPPER \|\| name==DOWNLOAD_NAME_UPPER \|\| name==CHARSET_NAME_UPPER)
HashStringValue::value_type ameaning,
Add_header_attribute_info* info) {
if(aattribute==BODY_NAME
\|\| aattribute==DOWNLOAD_NAME
\|\| aattribute==CHARSET_NAME)
return;	return;

	if(name==LAST_MODIFIED_NAME_UPPER)
	info->add_last_modified=false;

const char* a=aattribute.cstr();	const char* aname=String(name, String::L_URI).untaint_and_transcode_cstr(String::L_URI, &info->r.charsets);
SAPI::add_header_attribute(info->r.sapi_info,
a,
attributed_meaning_to_string(*ameaning, String::L_HTTP_HEADER, false).
cstr(String::L_UNSPECIFIED));

if(strcasecmp(a, "last-modified")==0)	SAPI::add_header_attribute(info->r.sapi_info,
info->add_last_modified = false;	aname,
	attributed_meaning_to_string(*value, String::L_URI, false).untaint_and_transcode_cstr(String::L_URI, &info->r.charsets)
	);
}	}

static void output_sole_piece(Request& r,	static void output_sole_piece(Request& r,
Line 685 static void output_sole_piece(Request& r	Line 691 static void output_sole_piece(Request& r
r.charsets.source(),	r.charsets.source(),
r.charsets.client());	r.charsets.client());

// prepare header: content-length	// prepare header: Content-Length
char content_length_cstr[MAX_NUMBER];	SAPI::add_header_attribute(r.sapi_info, HTTP_CONTENT_LENGTH, format(output.length, "%u"));
snprintf(content_length_cstr, MAX_NUMBER, "%u", output.length);
SAPI::add_header_attribute(r.sapi_info, "content-length", content_length_cstr);

// send header	// send header
SAPI::send_header(r.sapi_info);	SAPI::send_header(r.sapi_info);
Line 705 struct Range	Line 709 struct Range
size_t end;	size_t end;
};	};
#endif	#endif
static void parse_range(const String* s, Array<Range> &ar)	static void parse_range(const String* s, Array<Range> &ar) {
{
const char *p = s->cstr();	const char *p = s->cstr();
if(s->starts_with("bytes="))	if(s->starts_with("bytes="))
p += 6;	p += 6;
Line 735 static void output_pieces(Request& r,	Line 738 static void output_pieces(Request& r,
Value& date,	Value& date,
bool add_last_modified)	bool add_last_modified)
{	{
SAPI::add_header_attribute(r.sapi_info, "Accept-Ranges", "bytes");	SAPI::add_header_attribute(r.sapi_info, "accept-ranges", "bytes");

const size_t BUFSIZE = 10*0x400;	const size_t BUFSIZE = 10*0x400;
char buf[BUFSIZE];	char buf[BUFSIZE];
const char *range = SAPI::get_env(r.sapi_info, "HTTP_RANGE");	const char *range = SAPI::Env::get(r.sapi_info, "HTTP_RANGE");
size_t offset=0;	size_t offset=0;
size_t part_length=content_length;	size_t part_length=content_length;
if(range){	if(range){
Line 749 static void output_pieces(Request& r,	Line 752 static void output_pieces(Request& r,
if(count == 1){	if(count == 1){
Range &rg = ar.get_ref(0);	Range &rg = ar.get_ref(0);
if(rg.start == (size_t)-1 && rg.end == (size_t)-1){	if(rg.start == (size_t)-1 && rg.end == (size_t)-1){
SAPI::add_header_attribute(r.sapi_info, "status", "416 Requested Range Not Satisfiable");	SAPI::add_header_attribute(r.sapi_info, HTTP_STATUS, "416 Requested Range Not Satisfiable");
return;	return;
}	}
if(rg.start == (size_t)-1 && rg.end != (size_t)-1){	if(rg.start == (size_t)-1 && rg.end != (size_t)-1){
Line 763 static void output_pieces(Request& r,	Line 766 static void output_pieces(Request& r,
part_length -= rg.start;	part_length -= rg.start;
}	}
if(part_length == 0){	if(part_length == 0){
SAPI::add_header_attribute(r.sapi_info, "status", "204 No Content");	SAPI::add_header_attribute(r.sapi_info, HTTP_STATUS, "204 No Content");
return;	return;
}	}
SAPI::add_header_attribute(r.sapi_info, "status", "206 Partial Content");	SAPI::add_header_attribute(r.sapi_info, HTTP_STATUS, "206 Partial Content");
snprintf(buf, BUFSIZE, "bytes %u-%u/%u", rg.start, rg.end, content_length);	snprintf(buf, BUFSIZE, "bytes %u-%u/%u", rg.start, rg.end, content_length);
SAPI::add_header_attribute(r.sapi_info, "Content-Range", buf);	SAPI::add_header_attribute(r.sapi_info, "content-range", buf);
}else if(count != 0){	}else if(count != 0){
SAPI::add_header_attribute(r.sapi_info, "status", "501 Not Implemented");	SAPI::add_header_attribute(r.sapi_info, HTTP_STATUS, "501 Not Implemented");
return;	return;
}	}
}	}


snprintf(buf, BUFSIZE, "%u", part_length);	SAPI::add_header_attribute(r.sapi_info, HTTP_CONTENT_LENGTH, format(part_length, "%u"));
SAPI::add_header_attribute(r.sapi_info, "Content-Length", buf);
	if(add_last_modified)
	SAPI::add_header_attribute(r.sapi_info, "last-modified", attributed_meaning_to_string(date, String::L_AS_IS, true).cstr());

if(add_last_modified){
const String &s = attributed_meaning_to_string(date, String::L_AS_IS, true);
SAPI::add_header_attribute(r.sapi_info, "Last-Modified", s.cstr());
}
SAPI::send_header(r.sapi_info);	SAPI::send_header(r.sapi_info);

const String& filespec=r.absolute(filename);	const String& filespec=r.absolute(filename);
Line 814 void Request::output_result(VFile* body_	Line 815 void Request::output_result(VFile* body_
// header: cookies	// header: cookies
cookie.output_result(sapi_info);	cookie.output_result(sapi_info);

// may be specified	// _file_ content-type might be specified
Value* body_file_content_type=body_file->fields().get(content_type_name);	Value* body_file_content_type=body_file->fields().get(content_type_name);

// content-disposition	// Content-Disposition
Value* vfile_name=body_file->fields().get(name_name);	Value* vfile_name=body_file->fields().get(name_name);
if(!vfile_name) {	if(!vfile_name) {
vfile_name=body_file->fields().get(response_body_file_name);	vfile_name=body_file->fields().get(response_body_file_name);
if(vfile_name)	if(vfile_name) {
{	char* name_cstr=vfile_name->as_string().cstrm();
const String& sfile_name=vfile_name->as_string();

char* name_cstr=sfile_name.cstrm();
if(char *after_slash=rsplit(name_cstr, '\\'))	if(char *after_slash=rsplit(name_cstr, '\\'))
name_cstr=after_slash;	name_cstr=after_slash;
if(char *after_slash=rsplit(name_cstr, '/'))	if(char *after_slash=rsplit(name_cstr, '/'))
name_cstr=after_slash;	name_cstr=after_slash;
vfile_name=new VString(*new String(name_cstr));	vfile_name=new VString(*new String(name_cstr));
}	}
}	}
if(vfile_name) {	if(vfile_name) {
const String& sfile_name=vfile_name->as_string();	const String& sfile_name=vfile_name->as_string();
if(sfile_name!=NONAME_DAT) {	if(sfile_name!=NONAME_DAT) {
if(as_attachment)	VHash& hash=*new VHash();
{	HashStringValue &h=hash.hash();
VHash& hash=*new VHash();	h.put(value_name, new VString( as_attachment ? content_disposition_attachment : content_disposition_inline ));
HashStringValue &h=hash.hash();	h.put(content_disposition_filename_name, new VString(*new String(sfile_name, String::L_HTTP_HEADER)));
h.put(value_name, new VString(content_disposition_value));
h.put(content_disposition_filename_name, vfile_name);	response.fields().put(content_disposition_name_upper, &hash);
response.fields().put(content_disposition_name, &hash);
}

if(!body_file_content_type)	if(!body_file_content_type)
body_file_content_type=new VString(mime_type_of(sfile_name.cstr()));	body_file_content_type=new VString(mime_type_of(sfile_name.cstr()));
}	}
}	}

// set content-type	// set Content-Type
if(body_file_content_type) {	if(body_file_content_type) {
// body file content type	// body file content type
response.fields().put(content_type_name, body_file_content_type);	response.fields().put(content_type_name_upper, body_file_content_type);
} else {	} else {
// default content type	// default content type
response.fields().put_dont_replace(content_type_name,	response.fields().put_dont_replace(content_type_name_upper, new VString(*new String(DEFAULT_CONTENT_TYPE)));
new VString(*new String(DEFAULT_CONTENT_TYPE)));
}	}

// prepare header: $response:fields without :body	// prepare header: $response:fields without :body, :download and :charset
Add_header_attribute_info info(*this);	Add_header_attribute_info info(*this);
response.fields().for_each(add_header_attribute, &info);	response.fields().for_each<Add_header_attribute_info*>(add_header_attribute, &info);

if(body_file_content_type)
if(HashStringValue *hash=body_file_content_type->get_hash())
body_file_content_type=hash->get(value_name);

if(Value* vresponse_body_file=body_file->fields().get(response_body_file_name)) {	if(Value* vresponse_body_file=body_file->fields().get(response_body_file_name)) {
	// $response:[download\|body][$.file[filespec]] -- optput specified file
const String& sresponse_body_file=vresponse_body_file->as_string();	const String& sresponse_body_file=vresponse_body_file->as_string();
size_t content_length=0;	size_t content_length=0;
time_t atime=0, mtime=0, ctime=0;	time_t atime=0, mtime=0, ctime=0;
Line 878 void Request::output_result(VFile* body_	Line 870 void Request::output_result(VFile* body_

VDate* vdate=0;	VDate* vdate=0;
if(Value* v=body_file->fields().get("mdate")) {	if(Value* v=body_file->fields().get("mdate")) {
if(Value* vdatep=v->as(VDATE_TYPE, false))	if(Value* vdatep=v->as(VDATE_TYPE))
vdate=static_cast<VDate*>(vdatep);	vdate=static_cast<VDate*>(vdatep);
else	else
throw Exception("parser.runtime", 0, "mdate must be a date");	throw Exception(PARSER_RUNTIME, 0, "mdate must be a date");
}	}
if(!vdate)	if(!vdate)
vdate=new VDate(mtime);	vdate=new VDate((pa_time_t)mtime);

output_pieces(*this, header_only,	output_pieces(*this, header_only,
sresponse_body_file,	sresponse_body_file,
Line 892 void Request::output_result(VFile* body_	Line 884 void Request::output_result(VFile* body_
*vdate,	*vdate,
info.add_last_modified);	info.add_last_modified);
} else {	} else {
	if(body_file_content_type)
	if(HashStringValue *hash=body_file_content_type->get_hash())
	body_file_content_type=hash->get(value_name);

output_sole_piece(*this, header_only,	output_sole_piece(*this, header_only,
*body_file, body_file_content_type);	*body_file, body_file_content_type);
}	}
}	}

	const String& Request::mime_type_of(const String* file_name) {
	return mime_type_of(file_name?file_name->taint_cstr(String::L_FILE_SPEC):0);
	}

const String& Request::mime_type_of(const char* user_file_name_cstr) {	const String& Request::mime_type_of(const char* user_file_name_cstr) {
if(mime_types)	if(mime_types)
if(const char* cext=strrchr(user_file_name_cstr, '.')) {	if(const char* cext=strrchr(user_file_name_cstr, '.')) {
String sext(++cext);	String sext(++cext);
Table::Action_options options;	Table::Action_options options;
if(mime_types->locate(0, sext.change_case(charsets.source(), String::CC_LOWER), options))	if(mime_types->locate(0, sext.change_case(charsets.source(), String::CC_LOWER), options)) {
if(const String* result=mime_types->item(1))	if(const String* result=mime_types->item(1))
return *result;	return *result;
else	else
throw Exception("parser.runtime",	throw Exception(PARSER_RUNTIME,
0,	0,
MIME_TYPES_NAME " table column elements must not be empty");	MIME_TYPES_NAME " table column elements must not be empty");
	}
}	}

return *new String("application/octet-stream");	return *new String("application/octet-stream");
}	}

	const String* Request::get_used_filename(uint file_no){
	if(file_no < file_list.count())
	return new String(file_list[file_no], String::L_TAINTED);
	return 0;
	}

#ifdef XML	#ifdef XML
xmlChar* Request::transcode(const String& s) {	xmlChar* Request::transcode(const String& s) {
return charsets.source().transcode(s);	return charsets.source().transcode(s);
Line 928 const String& Request::transcode(const x	Line 935 const String& Request::transcode(const x
}	}
#endif	#endif


const Request::Trace Request::Exception_trace::extract_origin(const String*& problem_source) {
Trace result;
if(!is_empty()) {
result=bottom_value();
if(!problem_source) { // we don't know who trigged the bug?
problem_source=result.name(); // consider the stack-top-guy (we usually know source of next-from-throw-point exception) did that
fbottom++;
} else if(result.name()==problem_source) // it is that same guy?
fbottom++; // throw away that trace
else {
// stack top contains not us,
// leaving result intact
// it would help ^throw
}
}

return result;
}

Request::Exception_details Request::get_details(const Exception& e) {	Request::Exception_details Request::get_details(const Exception& e) {
const String* problem_source=e.problem_source();	const String* problem_source=e.problem_source();
Trace trace=exception_trace.extract_origin(problem_source);

VHash& vhash=*new VHash; HashStringValue& hash=vhash.hash();	VHash& vhash=*new VHash; HashStringValue& hash=vhash.hash();
	Operation::Origin origin={0, 0, 0};

	if(!exception_trace.is_empty()) {
	Trace bottom=exception_trace.bottom_value();
	origin=bottom.origin();
	if(!problem_source) { // we don't know who trigged the bug
	problem_source=bottom.name(); // we usually know source of next-from-throw-point exception did that
	exception_trace.set_bottom_index(exception_trace.bottom_index()+1);
	} else if (bottom.name()==problem_source) { // it is that same guy?
	exception_trace.set_bottom_index(exception_trace.bottom_index()+1); // throw away that trace
	} else {
	// stack top contains not us, leaving intact to help ^throw
	}
	}

// $.type	// $.type
if(const char* type=e.type(true))	if(const char* type=e.type(true))
hash.put(exception_type_part_name, new VString(*new String(type)));	hash.put(exception_type_part_name, new VString(*new String(type)));

// $.source	// $.source
if(problem_source) {	if(problem_source)
String& source=*new String;	hash.put(exception_source_part_name, new VString(new String(problem_source, String::L_TAINTED)));
source.append(problem_source, String::L_TAINTED, true/forced*/);

hash.put(exception_source_part_name, new VString(source));
}

// $.file lineno colno	// $.file $.lineno $.colno
if(trace) {	if(origin.file_no){
const Operation::Origin origin=trace.origin();	hash.put("file", new VString(*new String(file_list[origin.file_no], String::L_TAINTED)));
hash.put(String::Body("file"),	hash.put("lineno", new VInt(1+origin.line));
new VString(*new String(file_list[origin.file_no], String::L_TAINTED)));	hash.put("colno", new VInt(1+origin.col));
hash.put(String::Body("lineno"), new VInt(1+origin.line));
hash.put(String::Body("colno"), new VInt(1+origin.col));
}	}

// $.comment	// $.comment
if(const char* comment=e.comment(true))	if(const char* comment=e.comment(true))
hash.put(exception_comment_part_name,	hash.put(exception_comment_part_name, new VString(*new String(comment, String::L_TAINTED)));
new VString(new String(comment, 0, true/tainted*/)));

// $.handled(0)	// $.handled(0)
hash.put(exception_handled_part_name, new VBool(false));	hash.put(exception_handled_part_name, &VBool::get(false));

	return Request::Exception_details(origin, problem_source, vhash);
	}

	Temp_value_element::Temp_value_element(Request& arequest, Value& awhere, const String& aname, Value* awhat) :
	frequest(arequest),
	fwhere(awhere),
	fname(aname),
	saved(awhere.get_element(aname))
	{
	Junction* junction;
	if(saved && (junction=saved->get_junction()) && junction->is_getter)
	saved=0;
	frequest.put_element(fwhere, aname, awhat);
	}

return Request::Exception_details(trace, problem_source, vhash);	Temp_value_element::~Temp_value_element() {
	frequest.put_element(fwhere, fname, saved ? saved : VVoid::get());
}	}

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Removed from v.1.280
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	Added in v.1.355