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 <stdio.h>
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27 | #include <cstring>
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28 | #ifdef __WIN32__
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29 | #include <fcntl.h>
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30 | #endif
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31 |
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32 | #include "gsdlconf.h"
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33 | #include "cgiwrapper.h"
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34 | #include "gsdlsitecfg.h"
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35 | #include "maincfg.h"
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36 | #include "fileutil.h"
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37 | #include "cgiutils.h"
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38 | #include <stdlib.h>
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39 | #include <assert.h>
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40 |
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41 | #if defined(GSDL_USE_OBJECTSPACE)
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42 | # include <ospace/std/iostream>
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43 | # include <ospace/std/fstream>
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44 | #elif defined(GSDL_USE_IOS_H)
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45 | # include <iostream.h>
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46 | # include <fstream.h>
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47 | #else
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48 | # include <iostream>
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49 | # include <fstream>
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50 | #endif
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51 |
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52 | #ifdef USE_FASTCGI
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53 | #include "fcgiapp.h"
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54 | #endif
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55 |
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56 | #include "authenaction.h"
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57 | #include "browseaction.h"
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58 | #include "collectoraction.h"
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59 | #include "depositoraction.h"
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60 | #include "documentaction.h"
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61 | #include "dynamicclassifieraction.h"
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62 | #include "extlinkaction.h"
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63 | #include "pageaction.h"
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64 | #ifdef ENABLE_MGPP
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65 | #include "phindaction.h"
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66 | #endif
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67 | #include "pingaction.h"
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68 | #include "queryaction.h"
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69 |
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70 | #if defined(USE_SQLITE)
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71 | #include "sqlqueryaction.h"
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72 | #endif
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73 |
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74 | #include "tipaction.h"
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75 | #include "statusaction.h"
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76 | #include "usersaction.h"
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77 | #include "configaction.h"
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78 |
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79 | #include "vlistbrowserclass.h"
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80 | #include "hlistbrowserclass.h"
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81 | #include "datelistbrowserclass.h"
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82 | #include "invbrowserclass.h"
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83 | #include "pagedbrowserclass.h"
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84 | #include "htmlbrowserclass.h"
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85 | #include "phindbrowserclass.h"
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86 |
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87 |
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88 | #ifdef USE_FASTCGI
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89 | // used to output the text from receptionist
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90 | class fcgistreambuf : public streambuf {
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91 | public:
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92 | fcgistreambuf ();
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93 | int sync ();
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94 | int overflow (int ch);
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95 | int underflow () {return EOF;}
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96 |
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97 | void fcgisbreset() {fcgx_stream = NULL; other_ostream = NULL;};
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98 | void set_fcgx_stream(FCGX_Stream *newone) {fcgx_stream=newone;};
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99 | void set_other_ostream(ostream *newone) {other_ostream=newone;};
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100 |
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101 | private:
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102 | FCGX_Stream *fcgx_stream;
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103 | ostream *other_ostream;
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104 | };
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105 |
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106 | fcgistreambuf::fcgistreambuf() {
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107 | fcgisbreset();
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108 | if (base() == ebuf()) allocate();
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109 | setp (base(), ebuf());
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110 | };
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111 |
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112 | int fcgistreambuf::sync () {
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113 | if ((fcgx_stream != NULL) &&
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114 | (FCGX_PutStr (pbase(), out_waiting(), fcgx_stream) < 0)) {
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115 | fcgx_stream = NULL;
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116 | }
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117 |
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118 | if (other_ostream != NULL) {
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119 | char *thepbase=pbase();
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120 | for (int i=0;i<out_waiting();++i) (*other_ostream).put(thepbase[i]);
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121 | }
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122 |
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123 | setp (pbase(), epptr());
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124 |
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125 | return 0;
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126 | }
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127 |
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128 | int fcgistreambuf::overflow (int ch) {
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129 | if (sync () == EOF) return EOF;
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130 | if (ch != EOF) sputc (ch);
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131 | return 0;
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132 | }
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133 |
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134 | #endif
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135 |
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136 | static void format_error_string (text_t &errorpage, const text_t &errortext, bool debug) {
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137 |
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138 | errorpage.clear();
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139 |
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140 | if (debug) {
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141 | errorpage += "\n";
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142 | errorpage += "ERROR: " + errortext;
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143 | errorpage += "\n";
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144 |
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145 | } else {
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146 |
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147 | errorpage += "Content-type: text/html\n\n";
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148 |
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149 | errorpage += "<html>\n";
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150 | errorpage += "<head>\n";
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151 | errorpage += "<title>Error</title>\n";
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152 | errorpage += "</head>\n";
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153 | errorpage += "<body>\n";
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154 | errorpage += "<h2>Oops!</h2>\n";
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155 | errorpage += errortext;
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156 | errorpage += "</body>\n";
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157 | errorpage += "</html>\n";
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158 | }
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159 | }
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160 |
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161 | static void page_errorcollect (const text_t &gsdlhome, text_t &errorpage, bool debug) {
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162 |
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163 | text_t collecthome = filename_cat (gsdlhome, "collect");
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164 |
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165 | text_t errortext = "No valid collections were found: Check that your collect directory\n";
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166 | errortext += "(" + collecthome + ") is readable and contains at least one valid collection.\n";
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167 | errortext += "Note that modelcol is NOT a valid collection.\n";
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168 | errortext += "If the path to your collect directory is wrong edit the 'gsdlhome' field\n";
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169 | errortext += "in your gsdlsite.cfg configuration file.\n";
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170 |
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171 | format_error_string (errorpage, errortext, debug);
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172 | }
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173 |
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174 | static void page_errorsitecfg (text_t &errorpage, bool debug, int mode) {
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175 |
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176 | text_t errortext;
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177 |
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178 | if (mode == 0) {
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179 | errortext += "The gsdlsite.cfg configuration file could not be found. This\n";
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180 | errortext += "file should contain configuration information relating to this\n";
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181 | errortext += "site's setup.\n";
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182 |
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183 | } else if (mode == 1) {
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184 | errortext += "The gsdlsite.cfg configuration file does not contain a valid\n";
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185 | errortext += "gsdlhome entry.\n";
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186 | }
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187 |
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188 | if (debug) {
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189 | errortext += "gsdlsite.cfg should reside in the directory from which the\n";
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190 | errortext += "library executable was run.\n";
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191 | } else {
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192 | errortext += "gsdlsite.cfg should reside in the same directory as the library\n";
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193 | errortext += "executable file.\n";
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194 | }
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195 |
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196 | format_error_string (errorpage, errortext, debug);
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197 | }
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198 |
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199 |
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200 | static void page_errormaincfg (const text_t &gsdlhome, const text_t &collection,
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201 | bool debug, text_t &errorpage) {
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202 |
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203 | text_t errortext;
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204 |
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205 | if (collection.empty()) {
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206 | text_t main_cfg_file = filename_cat (gsdlhome, "etc", "main.cfg");
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207 | errortext += "The main.cfg configuration file could not be found. This file\n";
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208 | errortext += "should contain configuration information relating to the\n";
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209 | errortext += "setup of the interface. As this receptionist is not being run\n";
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210 | errortext += "in collection specific mode the file should reside at\n";
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211 | errortext += main_cfg_file + ".\n";
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212 | } else {
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213 | text_t collect_cfg_file = filename_cat (gsdlhome, "collect", collection, "etc", "collect.cfg");
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214 | text_t main_collect_cfg_file = filename_cat (gsdlhome, "etc", "collect.cfg");
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215 | text_t main_cfg_file = filename_cat (gsdlhome, "etc", "main.cfg");
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216 | errortext += "Either the collect.cfg or main.cfg configuration file could\n";
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217 | errortext += "not be found. This file should contain configuration information\n";
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218 | errortext += "relating to the setup of the interface. As this receptionist is\n";
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219 | errortext += "being run in collection specific mode the file should reside\n";
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220 | errortext += "at either " + collect_cfg_file + ",\n";
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221 | errortext += main_collect_cfg_file + " or " + main_cfg_file + ".\n";
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222 | }
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223 |
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224 | format_error_string (errorpage, errortext, debug);
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225 | }
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226 |
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227 |
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228 | static void page_errorinit (const text_t &gsdlhome, bool debug, text_t &errorpage) {
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229 |
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230 | text_t errortext = "An error occurred during the initialisation of the Greenstone Digital\n";
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231 | errortext += "Library software. It is likely that the software has not been setup\n";
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232 | errortext += "correctly.\n";
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233 |
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234 | text_t error_file = filename_cat (gsdlhome, "etc", "error.txt");
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235 | // This is all commented out because I think it's a really bad idea
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236 | // The error.txt file may be very large, causing out of memory problems and even crashing the machine in extreme
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237 | // cases where multiple processes are causing this type of error (e.g. automated processes that try to "hack"
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238 | // the Greenstone site by supplying values such as site URLs for the CGI arguments -- this has happened)
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239 | // Also, the error.txt may contain information that shouldn't be exposed (such as usage or query information)
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240 | // Maybe this should be configurable through a main.cfg configuration setting, but I don't think it's worth it
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241 | // The only people who should need the contents of this file should have access to it through the file system
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242 | // I think you can also view the contents of this file through the statusaction if you have a suitable login
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243 | // char *efile = error_file.getcstr();
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244 | // ifstream errin (efile);
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245 | // delete []efile;
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246 | // if (errin) {
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247 | // errortext += "The error log, " + error_file + ", contains the\n";
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248 | // errortext += "following information:\n\n";
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249 | // if (!debug) errortext += "<pre>\n";
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250 |
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251 | // char c;
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252 | // errin.get(c);
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253 | // while (!errin.eof ()) {
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254 | // errortext.push_back(c);
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255 | // errin.get(c);
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256 | // }
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257 |
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258 | // if (!debug) errortext += "</pre>\n";
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259 |
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260 | // errin.close();
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261 |
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262 | // } else {
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263 | errortext += "Please consult " + error_file + " for more information.\n";
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264 | // }
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265 |
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266 | format_error_string (errorpage, errortext, debug);
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267 | }
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268 |
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269 | static void page_errorparseargs (const text_t &gsdlhome, bool debug, text_t &errorpage) {
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270 |
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271 | text_t errortext = "An error occurred during the parsing of the cgi arguments.\n";
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272 |
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273 | text_t error_file = filename_cat (gsdlhome, "etc", "error.txt");
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274 | // This is all commented out because I think it's a really bad idea
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275 | // The error.txt file may be very large, causing out of memory problems and even crashing the machine in extreme
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276 | // cases where multiple processes are causing this type of error (e.g. automated processes that try to "hack"
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277 | // the Greenstone site by supplying values such as site URLs for the CGI arguments -- this has happened)
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278 | // Also, the error.txt may contain information that shouldn't be exposed (such as usage or query information)
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279 | // Maybe this should be configurable through a main.cfg configuration setting, but I don't think it's worth it
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280 | // The only people who should need the contents of this file should have access to it through the file system
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281 | // I think you can also view the contents of this file through the statusaction if you have a suitable login
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282 | // char *efile = error_file.getcstr();
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283 | // ifstream errin (efile);
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284 | // delete []efile;
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285 | // if (errin) {
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286 | // errortext += "The error log, " + error_file + ", contains the\n";
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287 | // errortext += "following information:\n\n";
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288 | // if (!debug) errortext += "<pre>\n";
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289 |
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290 | // char c;
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291 | // errin.get(c);
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292 | // while (!errin.eof ()) {
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293 | // errortext.push_back(c);
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294 | // errin.get(c);
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295 | // }
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296 | // if (!debug) errortext += "</pre>\n";
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297 | // errin.close();
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298 |
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299 | // } else {
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300 | errortext += "Please consult " + error_file + " for more information.\n";
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301 | // }
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302 |
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303 | format_error_string (errorpage, errortext, debug);
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304 | }
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305 |
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306 | static void page_errorcgipage (const text_t &gsdlhome, bool debug, text_t &errorpage) {
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307 |
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308 | text_t errortext = "An error occurred during the construction of the cgi page.\n";
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309 |
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310 | text_t error_file = filename_cat (gsdlhome, "etc", "error.txt");
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311 | // This is all commented out because I think it's a really bad idea
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312 | // The error.txt file may be very large, causing out of memory problems and even crashing the machine in extreme
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313 | // cases where multiple processes are causing this type of error (e.g. automated processes that try to "hack"
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314 | // the Greenstone site by supplying values such as site URLs for the CGI arguments -- this has happened)
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315 | // Also, the error.txt may contain information that shouldn't be exposed (such as usage or query information)
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316 | // Maybe this should be configurable through a main.cfg configuration setting, but I don't think it's worth it
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317 | // The only people who should need the contents of this file should have access to it through the file system
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318 | // I think you can also view the contents of this file through the statusaction if you have a suitable login
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319 | // char *efile = error_file.getcstr();
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320 | // ifstream errin (efile);
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321 | // delete []efile;
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322 | // if (errin) {
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323 | // errortext += "The error log, " + error_file + ", contains the\n";
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324 | // errortext += "following information:\n\n";
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325 | // if (!debug) errortext += "<pre>\n";
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326 |
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327 | // char c;
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328 | // errin.get(c);
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329 | // while (!errin.eof ()) {
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330 | // errortext.push_back(c);
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331 | // errin.get(c);
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332 | // }
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333 | // if (!debug) errortext += "</pre>\n";
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334 | // errin.close();
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335 |
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336 | // } else {
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337 | errortext += "Please consult " + error_file + " for more information.\n";
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338 | // }
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339 |
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340 | format_error_string (errorpage, errortext, debug);
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341 | }
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342 |
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343 | static void print_debug_info (receptionist &recpt) {
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344 |
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345 | outconvertclass text_t2ascii;
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346 | const recptconf &configinfo = recpt.get_configinfo ();
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347 | text_t etc_dir = filename_cat (configinfo.gsdlhome, "etc");
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348 |
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349 | cout << "\n";
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350 | cout << text_t2ascii
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351 | << "------------------------------------------------------------\n"
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352 | << "Configuration and initialization completed successfully.\n"
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353 | << " Note that more debug information may be available in the\n"
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354 | << " initialization and error log error.txt in " << etc_dir << ".\n"
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355 | << "------------------------------------------------------------\n\n";
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356 |
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357 | bool colspec = false;
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358 | if (configinfo.collection.empty()) {
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359 | cout << "Receptionist is running in \"general\" (i.e. not \"collection "
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360 | << "specific\") mode.\n";
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361 | } else {
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362 | cout << text_t2ascii
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363 | << "Receptionist is running in \"collection specific\" mode.\n"
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364 | << " collection=" << configinfo.collection << "\n"
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365 | << " collection directory=" << configinfo.collectdir << "\n";
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366 | colspec = true;
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367 | }
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368 |
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369 | cout << text_t2ascii << " gsdlhome=" << configinfo.gsdlhome << "\n";
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370 | if (!configinfo.collecthome.empty())
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371 | cout << text_t2ascii << " collecthome=" << configinfo.collecthome << "\n";
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372 | if (!configinfo.dbhome.empty())
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373 | cout << text_t2ascii << " dbhome=" << configinfo.dbhome << "\n";
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374 | cout << text_t2ascii << " httpprefix=" << configinfo.httpprefix << "\n";
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375 | cout << text_t2ascii << " httpweb=" << configinfo.httpweb << "\n";
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376 | cout << text_t2ascii << " gwcgi=" << configinfo.gwcgi << "\n\n"
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377 | << " Note that unless gwcgi has been set from a configuration\n"
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378 | << " file it is dependent on environment variables set by your\n"
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379 | << " webserver. Therefore it may not have the same value when run\n"
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380 | << " from the command line as it would be when run from your\n"
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381 | << " web server.\n";
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382 | if (configinfo.usecookies)
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383 | cout << "cookies are enabled\n";
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384 | else
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385 | cout << "cookies are disabled\n";
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386 | if (configinfo.logcgiargs)
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387 | cout << "logging is enabled\n";
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388 | else
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389 | cout << "logging is disabled\n";
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390 | cout << "------------------------------------------------------------\n\n";
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391 |
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392 | text_tset::const_iterator this_mfile = configinfo.macrofiles.begin();
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393 | text_tset::const_iterator end_mfile = configinfo.macrofiles.end();
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394 | cout << "Macro Files:\n"
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395 | << "------------\n";
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396 | text_t mfile;
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397 | bool found;
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398 | while (this_mfile != end_mfile) {
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399 | cout << text_t2ascii << *this_mfile;
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400 | int spaces = (22 - (*this_mfile).size());
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401 | if (spaces < 2) spaces = 2;
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402 | text_t outspaces;
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403 | for (int i = 0; i < spaces; ++i) outspaces.push_back (' ');
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404 | cout << text_t2ascii << outspaces;
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405 |
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406 | found = false;
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407 | if (colspec) {
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408 | // collection specific - try collectdir/macros first
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409 | mfile = filename_cat (configinfo.collectdir, "macros", *this_mfile);
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410 | if (file_exists (mfile)) {
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411 | cout << text_t2ascii << "found (" << mfile << ")\n";
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412 | found = true;
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413 | }
|
---|
414 | }
|
---|
415 |
|
---|
416 | if (!found) {
|
---|
417 | // try main macro directory
|
---|
418 | mfile = filename_cat (configinfo.gsdlhome, "macros", *this_mfile);
|
---|
419 | if (file_exists (mfile)) {
|
---|
420 | cout << text_t2ascii << "found (" << mfile << ")\n";
|
---|
421 | found = true;
|
---|
422 | }
|
---|
423 | }
|
---|
424 |
|
---|
425 | if (!found)
|
---|
426 | cout << text_t2ascii << "NOT FOUND\n";
|
---|
427 |
|
---|
428 | ++this_mfile;
|
---|
429 | }
|
---|
430 |
|
---|
431 | cout << "------------------------------------------------------------\n\n"
|
---|
432 | << "Collections:\n"
|
---|
433 | << "------------\n"
|
---|
434 | << " Note that collections will only appear as \"running\" if\n"
|
---|
435 | << " their build.cfg files exist, are readable, contain a valid\n"
|
---|
436 | << " builddate field (i.e. > 0), and are in the collection's\n"
|
---|
437 | << " index directory (i.e. NOT the building directory)\n\n";
|
---|
438 |
|
---|
439 | recptprotolistclass *protos = recpt.get_recptprotolist_ptr();
|
---|
440 | recptprotolistclass::iterator rprotolist_here = protos->begin();
|
---|
441 | recptprotolistclass::iterator rprotolist_end = protos->end();
|
---|
442 |
|
---|
443 | bool is_z3950 = false;
|
---|
444 | bool found_valid_col = false;
|
---|
445 |
|
---|
446 |
|
---|
447 | while (rprotolist_here != rprotolist_end) {
|
---|
448 | comerror_t err;
|
---|
449 | if ((*rprotolist_here).p == NULL) continue;
|
---|
450 | else if (is_z3950==false &&
|
---|
451 | (*rprotolist_here).p->get_protocol_name(err) == "z3950proto") {
|
---|
452 | cout << "\nZ39.50 Servers: (always public)\n"
|
---|
453 | << "---------------\n";
|
---|
454 | is_z3950=true;
|
---|
455 | }
|
---|
456 |
|
---|
457 | text_tarray collist;
|
---|
458 | (*rprotolist_here).p->get_collection_list (collist, err, cerr);
|
---|
459 | if (err == noError) {
|
---|
460 | text_tarray::iterator collist_here = collist.begin();
|
---|
461 | text_tarray::iterator collist_end = collist.end();
|
---|
462 |
|
---|
463 | while (collist_here != collist_end) {
|
---|
464 |
|
---|
465 | cout << text_t2ascii << *collist_here;
|
---|
466 |
|
---|
467 | int spaces = (22 - (*collist_here).size());
|
---|
468 | if (spaces < 2) spaces = 2;
|
---|
469 | text_t outspaces;
|
---|
470 | for (int i = 0; i < spaces; ++i) outspaces.push_back (' ');
|
---|
471 | cout << text_t2ascii << outspaces;
|
---|
472 |
|
---|
473 | ColInfoResponse_t *cinfo = recpt.get_collectinfo_ptr ((*rprotolist_here).p, *collist_here, cerr);
|
---|
474 | if (cinfo != NULL) {
|
---|
475 | if (cinfo->isPublic) cout << "public ";
|
---|
476 | else cout << "private";
|
---|
477 |
|
---|
478 | if (cinfo->buildDate > 0) {
|
---|
479 | cout << " running ";
|
---|
480 | found_valid_col = true;
|
---|
481 | } else {
|
---|
482 | cout << " not running";
|
---|
483 | }
|
---|
484 | }
|
---|
485 |
|
---|
486 | cout << "\n";
|
---|
487 |
|
---|
488 | ++collist_here;
|
---|
489 | }
|
---|
490 | }
|
---|
491 | is_z3950=false;
|
---|
492 | ++rprotolist_here;
|
---|
493 | } // end of while loop
|
---|
494 |
|
---|
495 | if (!found_valid_col) {
|
---|
496 | cout << "WARNING: No \"running\" collections were found. You need to\n";
|
---|
497 | cout << " build one of the above collections\n";
|
---|
498 | }
|
---|
499 |
|
---|
500 | cout << "\n------------------------------------------------------------\n";
|
---|
501 | cout << "------------------------------------------------------------\n\n";
|
---|
502 | cout << "receptionist running in command line debug mode\n";
|
---|
503 | cout << "enter cgi arguments as name=value pairs (e.g. 'a=p&p=home'):\n";
|
---|
504 |
|
---|
505 | }
|
---|
506 |
|
---|
507 |
|
---|
508 |
|
---|
509 |
|
---|
510 | void add_all_actions(receptionist& recpt, userdbclass* udb, keydbclass* kdb)
|
---|
511 | {
|
---|
512 | // the list of actions.
|
---|
513 |
|
---|
514 | #ifdef GSDL_USE_TIP_ACTION
|
---|
515 | tipaction* atipaction = new tipaction();
|
---|
516 | recpt.add_action (atipaction);
|
---|
517 | #endif
|
---|
518 |
|
---|
519 | #ifdef GSDL_USE_STATUS_ACTION
|
---|
520 | statusaction *astatusaction = new statusaction();
|
---|
521 | astatusaction->set_receptionist (&recpt);
|
---|
522 | recpt.add_action (astatusaction);
|
---|
523 | #endif
|
---|
524 |
|
---|
525 | pageaction *apageaction = new pageaction();
|
---|
526 | apageaction->set_receptionist (&recpt);
|
---|
527 | recpt.add_action (apageaction);
|
---|
528 |
|
---|
529 | #ifdef GSDL_USE_PING_ACTION
|
---|
530 | recpt.add_action (new pingaction());
|
---|
531 | #endif
|
---|
532 |
|
---|
533 | queryaction *aqueryaction = new queryaction();
|
---|
534 | aqueryaction->set_receptionist (&recpt);
|
---|
535 | recpt.add_action (aqueryaction);
|
---|
536 |
|
---|
537 | #if defined(USE_SQLITE)
|
---|
538 | sqlqueryaction *asqlqueryaction = new sqlqueryaction();
|
---|
539 | asqlqueryaction->set_receptionist (&recpt);
|
---|
540 | recpt.add_action (asqlqueryaction);
|
---|
541 | #endif
|
---|
542 |
|
---|
543 | documentaction *adocumentaction = new documentaction();
|
---|
544 | adocumentaction->set_receptionist (&recpt);
|
---|
545 | recpt.add_action (adocumentaction);
|
---|
546 |
|
---|
547 | #ifdef GSDL_USE_USERS_ACTION
|
---|
548 | usersaction *ausersaction = new usersaction();
|
---|
549 | ausersaction->set_userdb(udb);
|
---|
550 | recpt.add_action (ausersaction);
|
---|
551 | #endif
|
---|
552 |
|
---|
553 | #ifdef GSDL_USE_EXTLINK_ACTION
|
---|
554 | extlinkaction *aextlinkaction = new extlinkaction();
|
---|
555 | aextlinkaction->set_receptionist(&recpt);
|
---|
556 | recpt.add_action (aextlinkaction);
|
---|
557 | #endif
|
---|
558 |
|
---|
559 | #ifdef GSDL_USE_AUTHEN_ACTION
|
---|
560 | authenaction *aauthenaction = new authenaction();
|
---|
561 | aauthenaction->set_userdb(udb);
|
---|
562 | aauthenaction->set_keydb(kdb);
|
---|
563 | aauthenaction->set_receptionist(&recpt);
|
---|
564 | recpt.add_action (aauthenaction);
|
---|
565 | #endif
|
---|
566 |
|
---|
567 | #ifdef GSDL_USE_COLLECTOR_ACTION
|
---|
568 | collectoraction *acollectoraction = new collectoraction();
|
---|
569 | acollectoraction->set_receptionist (&recpt);
|
---|
570 | recpt.add_action(acollectoraction);
|
---|
571 | #endif
|
---|
572 |
|
---|
573 | #ifdef GSDL_USE_DEPOSITOR_ACTION
|
---|
574 | depositoraction *adepositoraction = new depositoraction();
|
---|
575 | adepositoraction->set_receptionist (&recpt);
|
---|
576 | recpt.add_action(adepositoraction);
|
---|
577 | #endif
|
---|
578 |
|
---|
579 | #ifdef GSDL_USE_BROWSE_ACTION
|
---|
580 | browseaction *abrowseaction = new browseaction();
|
---|
581 | abrowseaction->set_receptionist (&recpt);
|
---|
582 | recpt.add_action(abrowseaction);
|
---|
583 | #endif
|
---|
584 |
|
---|
585 | #ifdef GSDL_USE_PHIND_ACTION
|
---|
586 | // Phind uses MPPP,do we also need to check if ENABLE_MGPP is set??
|
---|
587 | phindaction *aphindaction = new phindaction();
|
---|
588 | recpt.add_action(aphindaction);
|
---|
589 | #endif
|
---|
590 |
|
---|
591 | #ifdef GSDL_USE_GTI_ACTION
|
---|
592 | gtiaction *agtiaction = new gtiaction();
|
---|
593 | agtiaction->set_receptionist(&recpt);
|
---|
594 | recpt.add_action(agtiaction);
|
---|
595 | #endif
|
---|
596 |
|
---|
597 | dynamicclassifieraction *adynamicclassifieraction = new dynamicclassifieraction();
|
---|
598 | adynamicclassifieraction->set_receptionist(&recpt);
|
---|
599 | recpt.add_action(adynamicclassifieraction);
|
---|
600 |
|
---|
601 | #if defined(USE_MYSQL) || defined(USE_ACCESS)
|
---|
602 | orderaction *aorderaction = new orderaction();
|
---|
603 | aorderaction->set_receptionist(&recpt);
|
---|
604 | recpt.add_action(aorderaction);
|
---|
605 | #endif
|
---|
606 |
|
---|
607 | // action that allows collections to be added, released etc. when server
|
---|
608 | // is persistent (e.g. fastcgi or when Greenstone is configured as an
|
---|
609 | // Apache module). Presumably this includes Windows server.exe as well
|
---|
610 |
|
---|
611 | // Want to always include it in list of actions even if compiling
|
---|
612 | // Greenstone to be used in a non-persistent way (e.g. library.cgi).
|
---|
613 | // This is so the e-variable that is formed is consistent between the
|
---|
614 | // persisent executable and the non-persistent executable
|
---|
615 | //
|
---|
616 |
|
---|
617 | configaction *aconfigaction = new configaction();
|
---|
618 | aconfigaction->set_receptionist(&recpt);
|
---|
619 | recpt.add_action(aconfigaction);
|
---|
620 | }
|
---|
621 |
|
---|
622 |
|
---|
623 |
|
---|
624 | void add_all_browsers(receptionist& recpt)
|
---|
625 | {
|
---|
626 | // list of browsers
|
---|
627 | vlistbrowserclass *avlistbrowserclass = new vlistbrowserclass();
|
---|
628 | avlistbrowserclass->set_receptionist(&recpt);
|
---|
629 | recpt.add_browser (avlistbrowserclass);
|
---|
630 | recpt.setdefaultbrowser ("VList");
|
---|
631 |
|
---|
632 | hlistbrowserclass *ahlistbrowserclass = new hlistbrowserclass();
|
---|
633 | ahlistbrowserclass->set_receptionist(&recpt);
|
---|
634 | recpt.add_browser (ahlistbrowserclass);
|
---|
635 |
|
---|
636 | #ifdef GSDL_USE_DATELIST_BROWSER
|
---|
637 | datelistbrowserclass *adatelistbrowserclass = new datelistbrowserclass();
|
---|
638 | recpt.add_browser (adatelistbrowserclass);
|
---|
639 | #endif
|
---|
640 |
|
---|
641 | invbrowserclass *ainvbrowserclass = new invbrowserclass();
|
---|
642 | recpt.add_browser (ainvbrowserclass);
|
---|
643 |
|
---|
644 | #ifdef GSDL_USE_PAGED_BROWSER
|
---|
645 | pagedbrowserclass *apagedbrowserclass = new pagedbrowserclass();
|
---|
646 | recpt.add_browser (apagedbrowserclass);
|
---|
647 | #endif
|
---|
648 |
|
---|
649 | #ifdef GSDL_USE_HTML_BROWSER
|
---|
650 | htmlbrowserclass *ahtmlbrowserclass = new htmlbrowserclass();
|
---|
651 | recpt.add_browser (ahtmlbrowserclass);
|
---|
652 | #endif
|
---|
653 |
|
---|
654 | #ifdef GSDL_USE_PHIND_BROWSER
|
---|
655 | phindbrowserclass *aphindbrowserclass = new phindbrowserclass();;
|
---|
656 | recpt.add_browser (aphindbrowserclass);
|
---|
657 | #endif
|
---|
658 | }
|
---|
659 |
|
---|
660 |
|
---|
661 | // cgiwrapper does everything necessary to output a page
|
---|
662 | // using the cgi protocol. If this is being run for a particular
|
---|
663 | // collection then "collection" should be set, otherwise it
|
---|
664 | // should equal "".
|
---|
665 | void cgiwrapper (receptionist &recpt, text_t collection) {
|
---|
666 | int numrequests = 0;
|
---|
667 | bool debug = false;
|
---|
668 | const recptconf &configinfo = recpt.get_configinfo ();
|
---|
669 |
|
---|
670 | // find out whether this is being run as a cgi-script
|
---|
671 | // or a fastcgi script
|
---|
672 | #ifdef USE_FASTCGI
|
---|
673 | fcgistreambuf outbuf;
|
---|
674 | int isfastcgi = !FCGX_IsCGI();
|
---|
675 | FCGX_Stream *fcgiin, *fcgiout, *fcgierr;
|
---|
676 | FCGX_ParamArray fcgienvp;
|
---|
677 | #else
|
---|
678 | int isfastcgi = 0;
|
---|
679 | #endif
|
---|
680 |
|
---|
681 | // we need gsdlhome to do fileupload stuff, so moved this configure stuff before the get argstr stuff
|
---|
682 | // init stuff - we can't output error pages directly with
|
---|
683 | // fastcgi so the pages are stored until we can output them
|
---|
684 | text_t errorpage;
|
---|
685 | outconvertclass text_t2ascii;
|
---|
686 |
|
---|
687 | // set defaults
|
---|
688 | int maxrequests = 10000;
|
---|
689 | recpt.configure ("collection", collection);
|
---|
690 | char *script_name = getenv("SCRIPT_NAME");
|
---|
691 | if (script_name != NULL) recpt.configure("gwcgi", script_name);
|
---|
692 | else recpt.configure("gwcgi", "/gsdl");
|
---|
693 |
|
---|
694 | // read in the configuration files.
|
---|
695 | text_t gsdlhome;
|
---|
696 | text_t collecthome;
|
---|
697 | configurator gsdlconfigurator(&recpt);
|
---|
698 | if (!site_cfg_read (gsdlconfigurator, gsdlhome, collecthome, maxrequests)) {
|
---|
699 | // couldn't find the site configuration file
|
---|
700 | page_errorsitecfg (errorpage, debug, 0);
|
---|
701 | } else if (gsdlhome.empty()) {
|
---|
702 | // no gsdlhome in gsdlsite.cfg
|
---|
703 | page_errorsitecfg (errorpage, debug, 1);
|
---|
704 | } else if (!directory_exists(gsdlhome)) {
|
---|
705 | // gsdlhome not a valid directory
|
---|
706 | page_errorsitecfg (errorpage, debug, 1);
|
---|
707 | } else if (!main_cfg_read (recpt, gsdlhome, collecthome, collection)) {
|
---|
708 | // couldn't find the main configuration file
|
---|
709 | page_errormaincfg (gsdlhome, collection, debug, errorpage);
|
---|
710 | } else if (configinfo.collectinfo.empty() && false) { // commented out for corba
|
---|
711 | // don't have any collections
|
---|
712 | page_errorcollect (gsdlhome, errorpage, debug);
|
---|
713 | }
|
---|
714 |
|
---|
715 | // set up the httpweb variable if it hasn't been defined yet
|
---|
716 | if (configinfo.httpweb.empty()) {
|
---|
717 | recpt.configure("httpweb", configinfo.httpprefix+"/web");
|
---|
718 | }
|
---|
719 |
|
---|
720 | // get the query string if it is not being run as a fastcgi
|
---|
721 | // script
|
---|
722 | text_t argstr = g_EmptyText;
|
---|
723 | fileupload_tmap fileuploads;
|
---|
724 | cgiargsclass args;
|
---|
725 | char *aURIStr;
|
---|
726 | if (!isfastcgi) {
|
---|
727 | char *request_method_str = getenv("REQUEST_METHOD");
|
---|
728 | char *content_length_str = getenv("CONTENT_LENGTH");
|
---|
729 | if (request_method_str != NULL && strcmp(request_method_str, "POST") == 0 &&
|
---|
730 | content_length_str != NULL) {
|
---|
731 | // POST form data
|
---|
732 | long content_length = (content_length_str ? atoi(content_length_str) : 0);
|
---|
733 | if (content_length > 0) {
|
---|
734 | #ifdef __WIN32__
|
---|
735 | // On Windows it is important that standard input be read in binary
|
---|
736 | // mode, otherwise end of line "<CR><LF>" is turned into <LF> only
|
---|
737 | // which breaks the MIME standard (and our parsing code!)
|
---|
738 |
|
---|
739 | int result = _setmode( _fileno( stdin ), _O_BINARY );
|
---|
740 | if( result == -1 ) {
|
---|
741 | cerr << "Warning: Failed to set standard input to binary mode." << endl;
|
---|
742 | cerr << " Parsing of multi-part MIME will most likely fail" << endl;
|
---|
743 | }
|
---|
744 | #endif
|
---|
745 |
|
---|
746 | long length = content_length;
|
---|
747 | unsigned char * buffer = new unsigned char[content_length];
|
---|
748 |
|
---|
749 | int chars_read = fread(buffer,1,content_length,stdin);
|
---|
750 |
|
---|
751 | if (chars_read != content_length) {
|
---|
752 | cerr << "Warning: mismatch between CONTENT_LENGTH and data read from standard in" << endl;
|
---|
753 | }
|
---|
754 |
|
---|
755 | argstr.setcarr((char *)buffer, content_length);
|
---|
756 |
|
---|
757 | text_t content_type;
|
---|
758 | char *content_type_str = getenv("CONTENT_TYPE");
|
---|
759 | if (content_type_str) content_type = content_type_str;
|
---|
760 | argstr = parse_post_data(content_type, argstr, fileuploads, gsdlhome);
|
---|
761 | }
|
---|
762 | } else {
|
---|
763 | aURIStr = getenv("QUERY_STRING");
|
---|
764 | if ((request_method_str != NULL && strcmp(request_method_str, "GET") == 0)
|
---|
765 | || aURIStr != NULL) {
|
---|
766 | // GET form data
|
---|
767 | if (aURIStr != NULL) argstr = aURIStr;
|
---|
768 | } else {
|
---|
769 | // debugging from command line
|
---|
770 | debug = true;
|
---|
771 | }
|
---|
772 | }
|
---|
773 | }
|
---|
774 |
|
---|
775 | if (debug) {
|
---|
776 | cout << "Configuring Greenstone...\n";
|
---|
777 | cout << flush;
|
---|
778 | }
|
---|
779 |
|
---|
780 |
|
---|
781 | if (errorpage.empty()) {
|
---|
782 |
|
---|
783 | // initialise the library software
|
---|
784 | if (debug) {
|
---|
785 | cout << "Initializing...\n";
|
---|
786 | cout << flush;
|
---|
787 | }
|
---|
788 |
|
---|
789 | text_t error_file = filename_cat (gsdlhome, "etc", "error.txt");
|
---|
790 | char *eout = error_file.getcstr();
|
---|
791 | ofstream errout (eout, ios::app);
|
---|
792 | delete []eout;
|
---|
793 | if (!recpt.init(errout)) {
|
---|
794 | // an error occurred during the initialisation
|
---|
795 | errout.close();
|
---|
796 | page_errorinit(gsdlhome, debug, errorpage);
|
---|
797 | }
|
---|
798 | errout.close();
|
---|
799 | }
|
---|
800 |
|
---|
801 | if (debug && errorpage.empty()) {
|
---|
802 | // get query string from command line
|
---|
803 | print_debug_info (recpt);
|
---|
804 | char cinURIStr[1024];
|
---|
805 | cin.get(cinURIStr, 1024);
|
---|
806 | argstr = cinURIStr;
|
---|
807 | }
|
---|
808 |
|
---|
809 | // cgi scripts only deal with one request
|
---|
810 | if (!isfastcgi) maxrequests = 1;
|
---|
811 |
|
---|
812 | // Page-request loop. If this is not being run as a fastcgi
|
---|
813 | // process then only one request will be processed and then
|
---|
814 | // the process will exit.
|
---|
815 | while (numrequests < maxrequests) {
|
---|
816 | #ifdef USE_FASTCGI
|
---|
817 | if (isfastcgi) {
|
---|
818 | if (FCGX_Accept(&fcgiin, &fcgiout, &fcgierr, &fcgienvp) < 0) break;
|
---|
819 |
|
---|
820 | char *request_method_str = FCGX_GetParam ("REQUEST_METHOD", fcgienvp);
|
---|
821 | char *content_length_str = FCGX_GetParam ("CONTENT_LENGTH", fcgienvp);
|
---|
822 |
|
---|
823 | if (request_method_str != NULL && strcmp(request_method_str, "POST") == 0 &&
|
---|
824 | content_length_str != NULL) {
|
---|
825 | // POST form data
|
---|
826 | int content_length = text_t(content_length_str).getint();
|
---|
827 | if (content_length > 0) {
|
---|
828 | argstr.clear();
|
---|
829 | int c;
|
---|
830 | do {
|
---|
831 | c = FCGX_GetChar (fcgiin);
|
---|
832 | if (c < 0) break;
|
---|
833 | argstr.push_back (c);
|
---|
834 | --content_length;
|
---|
835 | } while (content_length > 0);
|
---|
836 | }
|
---|
837 |
|
---|
838 | } else {
|
---|
839 | // GET form data
|
---|
840 | aURIStr = FCGX_GetParam("QUERY_STRING", fcgienvp);
|
---|
841 | if (aURIStr != NULL) argstr = aURIStr;
|
---|
842 | else argstr = g_EmptyText;
|
---|
843 | }
|
---|
844 | }
|
---|
845 | #endif
|
---|
846 |
|
---|
847 | // get output streams ready
|
---|
848 | #ifdef USE_FASTCGI
|
---|
849 | outbuf.fcgisbreset ();
|
---|
850 | if (isfastcgi) outbuf.set_fcgx_stream (fcgiout);
|
---|
851 | else outbuf.set_other_ostream (&cout);
|
---|
852 | ostream pageout (&outbuf);
|
---|
853 | #else
|
---|
854 | #define pageout cout
|
---|
855 | #endif
|
---|
856 |
|
---|
857 | // if using fastcgi we'll load environment into a map,
|
---|
858 | // otherwise simply pass empty map (can't get environment
|
---|
859 | // variables using getenv() while using FCGX versions
|
---|
860 | // of fastcgi - at least I can't ;-) - Stefan)
|
---|
861 | text_tmap fastcgienv;
|
---|
862 | #ifdef USE_FASTCGI
|
---|
863 | if (isfastcgi) {
|
---|
864 | for(; *fcgienvp != NULL; ++fcgienvp) {
|
---|
865 | text_t fvalue = *fcgienvp;
|
---|
866 | text_t::const_iterator begin = fvalue.begin();
|
---|
867 | text_t::const_iterator end = fvalue.end();
|
---|
868 | text_t::const_iterator equals_sign = findchar (begin, end, '=');
|
---|
869 | if (equals_sign != end)
|
---|
870 | fastcgienv[substr(begin, equals_sign)] = substr(equals_sign+1, end);
|
---|
871 | }
|
---|
872 | }
|
---|
873 | #endif
|
---|
874 |
|
---|
875 | // temporarily need to configure gwcgi here when using fastcgi as I can't
|
---|
876 | // get it to pass the SCRIPT_NAME environment variable to the initial
|
---|
877 | // environment (if anyone can work out how to do this using the apache
|
---|
878 | // server, let me know). Note that this overrides the gwcgi field in
|
---|
879 | // site.cfg (which it shouldn't do) but I can't at present set gwcgi
|
---|
880 | // from site.cfg as I have old receptionists laying around that wouldn't
|
---|
881 | // appreciate it. The following 5 lines of code should be deleted once
|
---|
882 | // I either a: get the server to pass SCRIPT_NAME at initialization
|
---|
883 | // time or b: convert all the collections using old receptionists over
|
---|
884 | // to this version and uncomment gwcgi in the site.cfg file -- Stefan.
|
---|
885 | #ifdef USE_FASTCGI
|
---|
886 | if (isfastcgi) {
|
---|
887 | recpt.configure("gwcgi", fastcgienv["SCRIPT_NAME"]);
|
---|
888 | }
|
---|
889 | #endif
|
---|
890 |
|
---|
891 |
|
---|
892 | // if there has been no error so far, perform the production of the
|
---|
893 | // output page
|
---|
894 | if (errorpage.empty()) {
|
---|
895 | text_t error_file = filename_cat (gsdlhome, "etc", "error.txt");
|
---|
896 | char *eout = error_file.getcstr();
|
---|
897 | ofstream errout (eout, ios::app);
|
---|
898 | delete []eout;
|
---|
899 |
|
---|
900 | #if defined(__WIN32__) && defined(GSDL_USE_IOS_H)
|
---|
901 | // old Windows compilers (VC++4.2)
|
---|
902 | cerr = errout;
|
---|
903 | #else
|
---|
904 | // can't do this anymore according to c++ standard...
|
---|
905 | // cerr = errout;
|
---|
906 | // ... but can do this instead
|
---|
907 | streambuf* errbuf = cerr.rdbuf(errout.rdbuf());
|
---|
908 | #endif
|
---|
909 |
|
---|
910 | // parse the cgi arguments and produce the resulting page if there
|
---|
911 | // has been no errors so far
|
---|
912 | if (!recpt.parse_cgi_args (argstr, fileuploads, args, errout, fastcgienv)) {
|
---|
913 | errout.close ();
|
---|
914 | page_errorparseargs(gsdlhome, debug, errorpage);
|
---|
915 | } else {
|
---|
916 | // produce the output page
|
---|
917 |
|
---|
918 | if (!recpt.produce_cgi_page (args, pageout, errout, fastcgienv)) {
|
---|
919 | errout.close ();
|
---|
920 | page_errorcgipage(gsdlhome, debug, errorpage);
|
---|
921 | }
|
---|
922 | recpt.log_cgi_args (args, errout, fastcgienv);
|
---|
923 | errout.close ();
|
---|
924 | }
|
---|
925 |
|
---|
926 | #if !defined(__WIN32__) || !defined(GSDL_USE_IOS_H)
|
---|
927 | // restore the cerr buffer
|
---|
928 | cerr.rdbuf(errbuf);
|
---|
929 | #endif
|
---|
930 | }
|
---|
931 | // clean up any files that were uploaded
|
---|
932 | fileupload_tmap::const_iterator this_file = fileuploads.begin();
|
---|
933 | fileupload_tmap::const_iterator end_file = fileuploads.end();
|
---|
934 | while (this_file != end_file)
|
---|
935 | {
|
---|
936 | if (file_exists((*this_file).second.tmp_name))
|
---|
937 | {
|
---|
938 | char *thefile = (*this_file).second.tmp_name.getcstr();
|
---|
939 | unlink(thefile);
|
---|
940 | delete [] thefile;
|
---|
941 | }
|
---|
942 | ++this_file;
|
---|
943 | }
|
---|
944 |
|
---|
945 | // there was an error, output the error page
|
---|
946 | if (!errorpage.empty()) {
|
---|
947 | pageout << text_t2ascii << errorpage;
|
---|
948 | errorpage.clear();
|
---|
949 | numrequests = maxrequests; // make this the last page
|
---|
950 | }
|
---|
951 | pageout << flush;
|
---|
952 |
|
---|
953 | // finish with the output streams
|
---|
954 | #ifdef USE_FASTCGI
|
---|
955 | if (isfastcgi) FCGX_Finish();
|
---|
956 | #endif
|
---|
957 |
|
---|
958 | ++numrequests;
|
---|
959 | }
|
---|
960 |
|
---|
961 | return;
|
---|
962 | }
|
---|