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