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source: trunk/gsdl/src/recpt/cgiwrapper.cpp@ 12485

Last change on this file since 12485 was 12400, checked in by kjdon, 18 years ago
cgicc stuff, we get the arguments form formData then put them back into a querystring so the rest of the code is still getting the same stuff. Had to add in an encode step so argument values remained encoded cgi_safe
Property svn:executable set to ``* Property svn:keywords set to `Author Date Id Revision`
File size: 22.0 KB

Rev	Line
[144]	1	/**********************************************************************
	2	*
	3	* cgiwrapper.cpp -- output pages using the cgi protocol
	4	* Copyright (C) 1999 The New Zealand Digital Library Project
	5	*
[533]	6	* A component of the Greenstone digital library software
	7	* from the New Zealand Digital Library Project at the
	8	* University of Waikato, New Zealand.
[144]	9	*
[533]	10	* This program is free software; you can redistribute it and/or modify
	11	* it under the terms of the GNU General Public License as published by
	12	* the Free Software Foundation; either version 2 of the License, or
	13	* (at your option) any later version.
	14	*
	15	* This program is distributed in the hope that it will be useful,
	16	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	17	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	18	* GNU General Public License for more details.
	19	*
	20	* You should have received a copy of the GNU General Public License
	21	* along with this program; if not, write to the Free Software
	22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
	23	*
[144]	24	*********************************************************************/
	25
	26	#include "gsdlconf.h"
	27	#include "cgiwrapper.h"
[12400]	28	#include "cgiutils.h"
[150]	29	#include "recptconfig.h"
[963]	30	#include "fileutil.h"
[144]	31	#include <stdlib.h>
[872]	32	#include <assert.h>
[144]	33
	34	#if defined(GSDL_USE_OBJECTSPACE)
	35	# include <ospace/std/iostream>
	36	# include <ospace/std/fstream>
	37	#elif defined(GSDL_USE_IOS_H)
	38	# include <iostream.h>
	39	# include <fstream.h>
	40	#else
	41	# include <iostream>
	42	# include <fstream>
	43	#endif
	44
[11998]	45	#include "cgicc/Cgicc.h"
	46
	47	using namespace cgicc;
	48	extern Cgicc* formData;
	49
	50
[144]	51	#ifdef USE_FASTCGI
	52	#include "fcgiapp.h"
	53	#endif
	54
[387]	55
[144]	56	#ifdef USE_FASTCGI
	57	// used to output the text from receptionist
	58	class fcgistreambuf : public streambuf {
	59	public:
	60	fcgistreambuf ();
	61	int sync ();
	62	int overflow (int ch);
	63	int underflow () {return EOF;}
	64
	65	void fcgisbreset() {fcgx_stream = NULL; other_ostream = NULL;};
	66	void set_fcgx_stream(FCGX_Stream *newone) {fcgx_stream=newone;};
	67	void set_other_ostream(ostream *newone) {other_ostream=newone;};
	68
	69	private:
	70	FCGX_Stream *fcgx_stream;
	71	ostream *other_ostream;
	72	};
	73
	74	fcgistreambuf::fcgistreambuf() {
	75	fcgisbreset();
	76	if (base() == ebuf()) allocate();
	77	setp (base(), ebuf());
	78	};
	79
	80	int fcgistreambuf::sync () {
	81	if ((fcgx_stream != NULL) &&
	82	(FCGX_PutStr (pbase(), out_waiting(), fcgx_stream) < 0)) {
	83	fcgx_stream = NULL;
	84	}
	85
	86	if (other_ostream != NULL) {
	87	char *thepbase=pbase();
[9620]	88	for (int i=0;i<out_waiting();++i) (*other_ostream).put(thepbase[i]);
[144]	89	}
	90
	91	setp (pbase(), epptr());
	92
	93	return 0;
	94	}
	95
	96	int fcgistreambuf::overflow (int ch) {
	97	if (sync () == EOF) return EOF;
	98	if (ch != EOF) sputc (ch);
	99	return 0;
	100	}
	101
	102	#endif
	103
[1089]	104	static void format_error_string (text_t &errorpage, const text_t &errortext, bool debug) {
[144]	105
[1089]	106	errorpage.clear();
[144]	107
[1089]	108	if (debug) {
	109	errorpage += "\n";
	110	errorpage += "ERROR: " + errortext;
	111	errorpage += "\n";
	112
	113	} else {
	114
	115	errorpage += "Content-type: text/html\n\n";
	116
	117	errorpage += "<html>\n";
	118	errorpage += "<head>\n";
	119	errorpage += "<title>Error</title>\n";
	120	errorpage += "</head>\n";
	121	errorpage += "<body>\n";
	122	errorpage += "<h2>Oops!</h2>\n";
	123	errorpage += errortext;
	124	errorpage += "</body>\n";
	125	errorpage += "</html>\n";
	126	}
	127	}
	128
	129	static void page_errorcollect (const text_t &gsdlhome, text_t &errorpage, bool debug) {
	130
	131	text_t collectdir = filename_cat (gsdlhome, "collect");
	132
	133	text_t errortext = "No valid collections were found: Check that your collect directory\n";
	134	errortext += "(" + collectdir + ") is readable and contains at least one valid collection.\n";
	135	errortext += "Note that modelcol is NOT a valid collection.\n";
	136	errortext += "If the path to your collect directory is wrong edit the 'gsdlhome' field\n";
	137	errortext += "in your gsdlsite.cfg configuration file.\n";
	138
	139	format_error_string (errorpage, errortext, debug);
	140	}
	141
	142	static void page_errorsitecfg (text_t &errorpage, bool debug, int mode) {
	143
	144	text_t errortext;
	145
[963]	146	if (mode == 0) {
[1090]	147	errortext += "The gsdlsite.cfg configuration file could not be found. This\n";
	148	errortext += "file should contain configuration information relating to this\n";
	149	errortext += "site's setup.\n";
	150
[963]	151	} else if (mode == 1) {
[1090]	152	errortext += "The gsdlsite.cfg configuration file does not contain a valid\n";
	153	errortext += "gsdlhome entry.\n";
[155]	154	}
[1089]	155
[1090]	156	if (debug) {
	157	errortext += "gsdlsite.cfg should reside in the directory from which the\n";
	158	errortext += "library executable was run.\n";
	159	} else {
	160	errortext += "gsdlsite.cfg should reside in the same directory as the library\n";
	161	errortext += "executable file.\n";
	162	}
	163
[1089]	164	format_error_string (errorpage, errortext, debug);
[155]	165	}
[144]	166
[155]	167
	168	static void page_errormaincfg (const text_t &gsdlhome, const text_t &collection,
[1089]	169	bool debug, text_t &errorpage) {
[155]	170
[1089]	171	text_t errortext;
	172
[144]	173	if (collection.empty()) {
[963]	174	text_t main_cfg_file = filename_cat (gsdlhome, "etc", "main.cfg");
[1089]	175	errortext += "The main.cfg configuration file could not be found. This file\n";
	176	errortext += "should contain configuration information relating to the\n";
	177	errortext += "setup of the interface. As this receptionist is not being run\n";
	178	errortext += "in collection specific mode the file should reside at\n";
	179	errortext += main_cfg_file + ".\n";
[144]	180	} else {
[963]	181	text_t collect_cfg_file = filename_cat (gsdlhome, "collect", collection, "etc", "collect.cfg");
	182	text_t main_collect_cfg_file = filename_cat (gsdlhome, "etc", "collect.cfg");
	183	text_t main_cfg_file = filename_cat (gsdlhome, "etc", "main.cfg");
[1089]	184	errortext += "Either the collect.cfg or main.cfg configuration file could\n";
	185	errortext += "not be found. This file should contain configuration information\n";
	186	errortext += "relating to the setup of the interface. As this receptionist is\n";
	187	errortext += "being run in collection specific mode the file should reside\n";
	188	errortext += "at either " + collect_cfg_file + ",\n";
	189	errortext += main_collect_cfg_file + " or " + main_cfg_file + ".\n";
[144]	190	}
[1089]	191
	192	format_error_string (errorpage, errortext, debug);
[144]	193	}
	194
	195
[1089]	196	static void page_errorinit (const text_t &gsdlhome, bool debug, text_t &errorpage) {
[150]	197
[1089]	198	text_t errortext = "An error occurred during the initialisation of the Greenstone Digital\n";
	199	errortext += "Library software. It is likely that the software has not been setup\n";
	200	errortext += "correctly.\n";
[144]	201
[2939]	202	text_t error_file = filename_cat (gsdlhome, "etc", "error.txt");
	203	char *efile = error_file.getcstr();
	204	ifstream errin (efile);
[7438]	205	delete []efile;
[2939]	206	if (errin) {
	207	errortext += "The error log, " + error_file + ", contains the\n";
[1089]	208	errortext += "following information:\n\n";
	209	if (!debug) errortext += "<pre>\n";
[155]	210
	211	char c;
[2939]	212	errin.get(c);
	213	while (!errin.eof ()) {
[1089]	214	errortext.push_back(c);
[2939]	215	errin.get(c);
[155]	216	}
	217
[1089]	218	if (!debug) errortext += "</pre>\n";
[155]	219
[2939]	220	errin.close();
[155]	221
[150]	222	} else {
[2939]	223	errortext += "Please consult " + error_file + " for more information.\n";
[150]	224	}
[155]	225
[1089]	226	format_error_string (errorpage, errortext, debug);
[150]	227	}
	228
[1089]	229	static void page_errorparseargs (const text_t &gsdlhome, bool debug, text_t &errorpage) {
[150]	230
[1089]	231	text_t errortext = "An error occurred during the parsing of the cgi arguments.\n";
[150]	232
[2939]	233	text_t error_file = filename_cat (gsdlhome, "etc", "error.txt");
[963]	234	char *efile = error_file.getcstr();
	235	ifstream errin (efile);
[7438]	236	delete []efile;
[155]	237	if (errin) {
[1089]	238	errortext += "The error log, " + error_file + ", contains the\n";
	239	errortext += "following information:\n\n";
	240	if (!debug) errortext += "<pre>\n";
[150]	241
[155]	242	char c;
	243	errin.get(c);
	244	while (!errin.eof ()) {
[1089]	245	errortext.push_back(c);
[155]	246	errin.get(c);
	247	}
[1089]	248	if (!debug) errortext += "</pre>\n";
[155]	249	errin.close();
	250
	251	} else {
[1089]	252	errortext += "Please consult " + error_file + " for more information.\n";
[155]	253	}
	254
[1089]	255	format_error_string (errorpage, errortext, debug);
[144]	256	}
	257
[1089]	258	static void page_errorcgipage (const text_t &gsdlhome, bool debug, text_t &errorpage) {
[144]	259
[1089]	260	text_t errortext = "An error occurred during the construction of the cgi page.\n";
[155]	261
[2939]	262	text_t error_file = filename_cat (gsdlhome, "etc", "error.txt");
[963]	263	char *efile = error_file.getcstr();
	264	ifstream errin (efile);
[7438]	265	delete []efile;
[155]	266	if (errin) {
[1089]	267	errortext += "The error log, " + error_file + ", contains the\n";
	268	errortext += "following information:\n\n";
	269	if (!debug) errortext += "<pre>\n";
[155]	270
	271	char c;
	272	errin.get(c);
	273	while (!errin.eof ()) {
[1089]	274	errortext.push_back(c);
[155]	275	errin.get(c);
	276	}
[1089]	277	if (!debug) errortext += "</pre>\n";
[155]	278	errin.close();
	279
	280	} else {
[1089]	281	errortext += "Please consult " + error_file + " for more information.\n";
[155]	282	}
	283
[1089]	284	format_error_string (errorpage, errortext, debug);
[155]	285	}
	286
[1089]	287	static void print_debug_info (receptionist &recpt) {
[155]	288
	289	outconvertclass text_t2ascii;
[1864]	290	const recptconf &configinfo = recpt.get_configinfo ();
[1089]	291	text_t etc_dir = filename_cat (configinfo.gsdlhome, "etc");
[144]	292
[1089]	293	cout << "\n";
	294	cout << text_t2ascii
	295	<< "------------------------------------------------------------\n"
	296	<< "Configuration and initialization completed successfully.\n"
	297	<< " Note that more debug information may be available in the\n"
[2939]	298	<< " initialization and error log error.txt in " << etc_dir << ".\n"
[1089]	299	<< "------------------------------------------------------------\n\n";
[144]	300
[1089]	301	bool colspec = false;
	302	if (configinfo.collection.empty()) {
[1097]	303	cout << "Receptionist is running in \"general\" (i.e. not \"collection\n"
	304	<< "specific\") mode.\n";
[1089]	305	} else {
	306	cout << text_t2ascii
[1097]	307	<< "Receptionist is running in \"collection specific\" mode.\n"
[1089]	308	<< " collection=" << configinfo.collection << "\n"
	309	<< " collection directory=" << configinfo.collectdir << "\n";
	310	colspec = true;
[144]	311	}
[1089]	312
	313	cout << text_t2ascii << "gsdlhome=" << configinfo.gsdlhome << "\n";
	314	if (!configinfo.gdbmhome.empty())
	315	cout << text_t2ascii << "gdbmhome=" << configinfo.gdbmhome << "\n";
	316	cout << text_t2ascii << "httpprefix=" << configinfo.httpprefix << "\n";
	317	cout << text_t2ascii << "httpimg=" << configinfo.httpimg << "\n";
	318	cout << text_t2ascii << "gwcgi=" << configinfo.gwcgi << "\n"
	319	<< " Note that unless gwcgi has been set from a configuration\n"
[1097]	320	<< " file it is dependent on environment variables set by your\n"
	321	<< " webserver. Therefore it may not have the same value when run\n"
[1089]	322	<< " from the command line as it would be when run from your\n"
	323	<< " web server.\n";
	324	if (configinfo.usecookies)
	325	cout << "cookies are enabled\n";
	326	else
	327	cout << "cookies are disabled\n";
	328	if (configinfo.logcgiargs)
	329	cout << "logging is enabled\n";
	330	else
	331	cout << "logging is disabled\n";
	332	cout << "------------------------------------------------------------\n\n";
[144]	333
[1089]	334	text_tset::const_iterator this_mfile = configinfo.macrofiles.begin();
	335	text_tset::const_iterator end_mfile = configinfo.macrofiles.end();
	336	cout << "Macro Files:\n"
	337	<< "------------\n";
	338	text_t mfile;
	339	bool found;
	340	while (this_mfile != end_mfile) {
	341	cout << text_t2ascii << *this_mfile;
	342	int spaces = (22 - (*this_mfile).size());
	343	if (spaces < 2) spaces = 2;
	344	text_t outspaces;
[9620]	345	for (int i = 0; i < spaces; ++i) outspaces.push_back (' ');
[1089]	346	cout << text_t2ascii << outspaces;
	347
	348	found = false;
	349	if (colspec) {
	350	// collection specific - try collectdir/macros first
	351	mfile = filename_cat (configinfo.collectdir, "macros", *this_mfile);
	352	if (file_exists (mfile)) {
	353	cout << text_t2ascii << "found (" << mfile << ")\n";
	354	found = true;
	355	}
[155]	356	}
[1089]	357
	358	if (!found) {
	359	// try main macro directory
	360	mfile = filename_cat (configinfo.gsdlhome, "macros", *this_mfile);
	361	if (file_exists (mfile)) {
	362	cout << text_t2ascii << "found (" << mfile << ")\n";
	363	found = true;
	364	}
	365	}
	366
	367	if (!found)
	368	cout << text_t2ascii << "NOT FOUND\n";
	369
[9620]	370	++this_mfile;
[144]	371	}
[1089]	372
	373	cout << "------------------------------------------------------------\n\n"
	374	<< "Collections:\n"
	375	<< "------------\n"
[1097]	376	<< " Note that collections will only appear as \"running\" if\n"
[1089]	377	<< " their build.cfg files exist, are readable, contain a valid\n"
	378	<< " builddate field (i.e. > 0), and are in the collection's\n"
	379	<< " index directory (i.e. NOT the building directory)\n\n";
	380
	381	recptprotolistclass *protos = recpt.get_recptprotolist_ptr();
	382	recptprotolistclass::iterator rprotolist_here = protos->begin();
	383	recptprotolistclass::iterator rprotolist_end = protos->end();
[1347]	384
	385	bool is_z3950 = false;
[1276]	386	bool found_valid_col = false;
[1347]	387
[2113]	388
[1089]	389	while (rprotolist_here != rprotolist_end) {
[2113]	390	comerror_t err;
[1347]	391	if ((*rprotolist_here).p == NULL) continue;
	392	else if (is_z3950==false &&
[2113]	393	(*rprotolist_here).p->get_protocol_name(err) == "z3950proto") {
[1347]	394	cout << "\nZ39.50 Servers: (always public)\n"
	395	<< "---------------\n";
	396	is_z3950=true;
	397	}
[1089]	398
[1347]	399	text_tarray collist;
	400	(*rprotolist_here).p->get_collection_list (collist, err, cerr);
	401	if (err == noError) {
	402	text_tarray::iterator collist_here = collist.begin();
	403	text_tarray::iterator collist_end = collist.end();
	404
	405	while (collist_here != collist_end) {
	406
	407	cout << text_t2ascii << *collist_here;
	408
	409	int spaces = (22 - (*collist_here).size());
	410	if (spaces < 2) spaces = 2;
	411	text_t outspaces;
[9620]	412	for (int i = 0; i < spaces; ++i) outspaces.push_back (' ');
[1347]	413	cout << text_t2ascii << outspaces;
	414
[1270]	415	ColInfoResponse_t cinfo = recpt.get_collectinfo_ptr ((rprotolist_here).p, *collist_here, cerr);
	416	if (cinfo != NULL) {
	417	if (cinfo->isPublic) cout << "public ";
[1089]	418	else cout << "private";
	419
[1276]	420	if (cinfo->buildDate > 0) {
	421	cout << " running ";
	422	found_valid_col = true;
	423	} else {
	424	cout << " not running";
	425	}
[1089]	426	}
	427
	428	cout << "\n";
	429
[9620]	430	++collist_here;
[1089]	431	}
	432	}
[1347]	433	is_z3950=false;
[9620]	434	++rprotolist_here;
[1347]	435	} // end of while loop
[1354]	436
[1276]	437	if (!found_valid_col) {
	438	cout << "WARNING: No \"running\" collections were found. You need to\n";
	439	cout << " build one of the above collections\n";
	440	}
	441
	442	cout << "\n------------------------------------------------------------\n";
[1089]	443	cout << "------------------------------------------------------------\n\n";
	444	cout << "receptionist running in command line debug mode\n";
	445	cout << "enter cgi arguments as name=value pairs (e.g. 'a=p&p=home'):\n";
	446
	447	}
	448
	449	// cgiwrapper does everything necessary to output a page
	450	// using the cgi protocol. If this is being run for a particular
	451	// collection then "collection" should be set, otherwise it
	452	// should equal "".
	453	void cgiwrapper (receptionist &recpt, text_t collection) {
	454
	455	int numrequests = 0;
	456	bool debug = false;
[1864]	457	const recptconf &configinfo = recpt.get_configinfo ();
[1089]	458
[144]	459	// find out whether this is being run as a cgi-script
	460	// or a fastcgi script
	461	#ifdef USE_FASTCGI
[1089]	462	fcgistreambuf outbuf;
[144]	463	int isfastcgi = !FCGX_IsCGI();
	464	FCGX_Stream fcgiin, fcgiout, *fcgierr;
	465	FCGX_ParamArray fcgienvp;
	466	#else
	467	int isfastcgi = 0;
	468	#endif
	469
	470	// get the query string if it is not being run as a fastcgi
	471	// script
[7438]	472	text_t argstr = g_EmptyText;
[155]	473	cgiargsclass args;
[144]	474	char *aURIStr;
	475	if (!isfastcgi) {
[11998]	476
	477	// Iterate through the vector, and synthesis argstr
	478	bool first = true;
	479
	480	for(const_form_iterator iter = formData->getElements().begin();
	481	iter != formData->getElements().end();
	482	++iter) {
[365]	483
[11998]	484	const char* name_cstr = iter->getName().c_str();
	485	const char* value_cstr = iter->getValue().c_str();
[12400]	486	// the args have been decoded and as we are building up the argument
	487	// string again, we need to re encode them
	488	text_t value_textt = cgi_safe(value_cstr);
	489	const char * safe_value_cstr = value_textt.getcstr();
[11998]	490	if (first) {
	491	argstr = name_cstr;
	492	argstr.append("=");
[12400]	493	argstr.append(safe_value_cstr);
[11998]	494	first = false;
[365]	495	}
[11998]	496	else {
	497	argstr.append("&");
	498	argstr.append(name_cstr);
	499	argstr.append("=");
[12400]	500	argstr.append(safe_value_cstr);
[11998]	501	}
[12400]	502	delete [] safe_value_cstr;
[11998]	503	}
[1089]	504	}
[12400]	505
[1097]	506	if (debug) {
	507	cout << "Configuring Greenstone...\n";
	508	cout << flush;
	509	}
[1089]	510
	511	// init stuff - we can't output error pages directly with
	512	// fastcgi so the pages are stored until we can output them
	513	text_t errorpage;
	514	outconvertclass text_t2ascii;
	515
	516	// set defaults
	517	int maxrequests = 10000;
	518	recpt.configure ("collection", collection);
	519	recpt.configure ("httpimg", "/gsdl/images");
	520	char *script_name = getenv("SCRIPT_NAME");
	521	if (script_name != NULL) recpt.configure("gwcgi", script_name);
[2344]	522	else recpt.configure("gwcgi", "/gsdl");
[1089]	523
	524	// read in the configuration files.
	525	text_t gsdlhome;
	526	if (!site_cfg_read (recpt, gsdlhome, maxrequests)) {
	527	// couldn't find the site configuration file
	528	page_errorsitecfg (errorpage, debug, 0);
	529	} else if (gsdlhome.empty()) {
	530	// no gsdlhome in gsdlsite.cfg
	531	page_errorsitecfg (errorpage, debug, 1);
[2344]	532	} else if (!directory_exists(gsdlhome)) {
	533	// gsdlhome not a valid directory
	534	page_errorsitecfg (errorpage, debug, 1);
[1089]	535	} else if (!main_cfg_read (recpt, gsdlhome, collection)) {
	536	// couldn't find the main configuration file
	537	page_errormaincfg (gsdlhome, collection, debug, errorpage);
[2344]	538	} else if (configinfo.collectinfo.empty() && false) { // commented out for corba
[1089]	539	// don't have any collections
	540	page_errorcollect (gsdlhome, errorpage, debug);
[144]	541	}
	542
[1089]	543	if (errorpage.empty()) {
	544
	545	// initialise the library software
[1097]	546	if (debug) {
	547	cout << "Initializing...\n";
	548	cout << flush;
	549	}
[1089]	550
[2939]	551	text_t error_file = filename_cat (gsdlhome, "etc", "error.txt");
	552	char *eout = error_file.getcstr();
	553	ofstream errout (eout, ios::app);
[7438]	554	delete []eout;
[2939]	555	if (!recpt.init(errout)) {
[1089]	556	// an error occurred during the initialisation
[2939]	557	errout.close();
[1089]	558	page_errorinit(gsdlhome, debug, errorpage);
	559	}
[2939]	560	errout.close();
[1089]	561	}
	562
	563	if (debug && errorpage.empty()) {
	564	// get query string from command line
	565	print_debug_info (recpt);
	566	char cinURIStr[1024];
	567	cin.get(cinURIStr, 1024);
	568	argstr = cinURIStr;
	569	}
	570
	571	// cgi scripts only deal with one request
	572	if (!isfastcgi) maxrequests = 1;
	573
[144]	574	// Page-request loop. If this is not being run as a fastcgi
	575	// process then only one request will be processed and then
	576	// the process will exit.
	577	while (numrequests < maxrequests) {
	578	#ifdef USE_FASTCGI
	579	if (isfastcgi) {
	580	if (FCGX_Accept(&fcgiin, &fcgiout, &fcgierr, &fcgienvp) < 0) break;
[1248]	581
	582	char *request_method_str = FCGX_GetParam ("REQUEST_METHOD", fcgienvp);
	583	char *content_length_str = FCGX_GetParam ("CONTENT_LENGTH", fcgienvp);
	584
	585	if (request_method_str != NULL && strcmp(request_method_str, "POST") == 0 &&
	586	content_length_str != NULL) {
	587	// POST form data
	588	int content_length = text_t(content_length_str).getint();
	589	if (content_length > 0) {
	590	argstr.clear();
	591	int c;
	592	do {
	593	c = FCGX_GetChar (fcgiin);
	594	if (c < 0) break;
	595	argstr.push_back (c);
[9620]	596	--content_length;
[1248]	597	} while (content_length > 0);
	598	}
	599
	600	} else {
	601	// GET form data
	602	aURIStr = FCGX_GetParam("QUERY_STRING", fcgienvp);
	603	if (aURIStr != NULL) argstr = aURIStr;
[7438]	604	else argstr = g_EmptyText;
[1248]	605	}
[144]	606	}
	607	#endif
	608
	609	// get output streams ready
	610	#ifdef USE_FASTCGI
	611	outbuf.fcgisbreset ();
	612	if (isfastcgi) outbuf.set_fcgx_stream (fcgiout);
	613	else outbuf.set_other_ostream (&cout);
	614	ostream pageout (&outbuf);
	615	#else
	616	#define pageout cout
	617	#endif
[155]	618
[872]	619	// if using fastcgi we'll load environment into a map,
	620	// otherwise simply pass empty map (can't get environment
	621	// variables using getenv() while using FCGX versions
	622	// of fastcgi - at least I can't ;-) - Stefan)
	623	text_tmap fastcgienv;
	624	#ifdef USE_FASTCGI
	625	if (isfastcgi) {
[9620]	626	for(; *fcgienvp != NULL; ++fcgienvp) {
[872]	627	text_t fvalue = *fcgienvp;
	628	text_t::const_iterator begin = fvalue.begin();
	629	text_t::const_iterator end = fvalue.end();
	630	text_t::const_iterator equals_sign = findchar (begin, end, '=');
	631	if (equals_sign != end)
	632	fastcgienv[substr(begin, equals_sign)] = substr(equals_sign+1, end);
	633	}
	634	}
	635	#endif
	636
	637	// temporarily need to configure gwcgi here when using fastcgi as I can't
	638	// get it to pass the SCRIPT_NAME environment variable to the initial
	639	// environment (if anyone can work out how to do this using the apache
	640	// server, let me know). Note that this overrides the gwcgi field in
	641	// site.cfg (which it shouldn't do) but I can't at present set gwcgi
	642	// from site.cfg as I have old receptionists laying around that wouldn't
	643	// appreciate it. The following 5 lines of code should be deleted once
	644	// I either a: get the server to pass SCRIPT_NAME at initialization
	645	// time or b: convert all the collections using old receptionists over
	646	// to this version and uncomment gwcgi in the site.cfg file -- Stefan.
	647	#ifdef USE_FASTCGI
	648	if (isfastcgi) {
	649	recpt.configure("gwcgi", fastcgienv["SCRIPT_NAME"]);
	650	}
	651	#endif
	652
	653
[1860]	654	// if there has been no error so far, perform the production of the
	655	// output page
[155]	656	if (errorpage.empty()) {
[2939]	657	text_t error_file = filename_cat (gsdlhome, "etc", "error.txt");
[963]	658	char *eout = error_file.getcstr();
[1255]	659	ofstream errout (eout, ios::app);
[7438]	660	delete []eout;
[3006]	661
[3026]	662	#if defined(__WIN32__) && defined(GSDL_USE_IOS_H)
	663	// old Windows compilers (VC++4.2)
	664	cerr = errout;
	665	#else
[3006]	666	// can't do this anymore according to c++ standard...
[3381]	667	// cerr = errout;
[3006]	668	// ... but can do this instead
[3396]	669	streambuf* errbuf = cerr.rdbuf(errout.rdbuf());
[3026]	670	#endif
[3006]	671
[155]	672	// parse the cgi arguments and produce the resulting page if there
	673	// has been no errors so far
[872]	674	if (!recpt.parse_cgi_args (argstr, args, errout, fastcgienv)) {
[155]	675	errout.close ();
[1089]	676	page_errorparseargs(gsdlhome, debug, errorpage);
[155]	677	} else {
[1860]	678	// produce the output page
	679
[872]	680	if (!recpt.produce_cgi_page (args, pageout, errout, fastcgienv)) {
[155]	681	errout.close ();
[1089]	682	page_errorcgipage(gsdlhome, debug, errorpage);
[155]	683	}
[872]	684	recpt.log_cgi_args (args, errout, fastcgienv);
[1089]	685	errout.close ();
[155]	686	}
[3381]	687
	688	#if !defined(__WIN32__) \|\| !defined(GSDL_USE_IOS_H)
	689	// restore the cerr buffer
	690	cerr.rdbuf(errbuf);
	691	#endif
[155]	692	}
[3381]	693
[155]	694	// there was an error, output the error page
	695	if (!errorpage.empty()) {
	696	pageout << text_t2ascii << errorpage;
	697	errorpage.clear();
	698	numrequests = maxrequests; // make this the last page
	699	}
	700	pageout << flush;
[144]	701
	702	// finish with the output streams
	703	#ifdef USE_FASTCGI
	704	if (isfastcgi) FCGX_Finish();
	705	#endif
	706
[9620]	707	++numrequests;
[144]	708	}
	709
	710	return;
	711	}

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