1 | /**********************************************************************
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2 | *
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3 | * gsdlsitecfg.cpp --
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4 | * Copyright (C) 2008 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 "fileutil.h"
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27 | #include "gsdlsitecfg.h"
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28 |
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29 | #if defined(GSDL_USE_OBJECTSPACE)
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30 | # include <ospace/std/iostream>
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31 | # include <ospace/std/fstream>
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32 | #elif defined(GSDL_USE_IOS_H)
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33 | # include <iostream.h>
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34 | # include <fstream.h>
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35 | #else
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36 | # include <iostream>
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37 | # include <fstream>
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38 | #endif
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39 |
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40 |
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41 | class __site_configuration : public configurable {
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42 | private:
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43 | text_t *gsdlhome;
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44 | text_t *collecthome;
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45 | text_t *httpdomain;
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46 | text_t *httpprefix;
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47 | text_t *collection;
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48 | text_tset *actions;
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49 | text_tset *browsers;
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50 | int *maxrequests;
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51 | public:
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52 | __site_configuration (text_t *_gsdlhome, text_t* _collecthome, int *_maxrequests) {
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53 | gsdlhome = _gsdlhome;
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54 | collecthome = _collecthome;
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55 | httpdomain = NULL;
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56 | httpprefix = NULL;
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57 | collection = NULL;
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58 | actions = NULL;
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59 | browsers = NULL;
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60 | maxrequests = _maxrequests;
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61 | }
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62 |
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63 | __site_configuration (text_t *_gsdlhome, text_t* _collecthome,
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64 | text_t *_httpdomain, text_t *_httpprefix) {
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65 | gsdlhome = _gsdlhome;
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66 | collecthome = _collecthome;
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67 | httpdomain = _httpdomain;
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68 | httpprefix = _httpprefix;
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69 | collection = NULL;
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70 | actions = NULL;
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71 | browsers = NULL;
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72 | maxrequests = NULL;
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73 | }
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74 |
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75 | __site_configuration (text_t *_gsdlhome, text_t* _collecthome,
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76 | text_t *_httpdomain,
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77 | text_t *_httpprefix, text_t *_collection) {
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78 | gsdlhome = _gsdlhome;
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79 | collecthome = _collecthome;
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80 | httpdomain = _httpdomain;
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81 | httpprefix = _httpprefix;
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82 | collection = _collection;
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83 | actions = NULL;
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84 | browsers = NULL;
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85 | maxrequests = NULL;
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86 | }
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87 |
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88 | __site_configuration (text_t *_httpprefix, text_tset *_actions, text_tset *_browsers) {
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89 | gsdlhome = NULL;
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90 | collecthome = NULL;
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91 | httpdomain = NULL;
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92 | httpprefix = _httpprefix;
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93 | collection = NULL;
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94 | actions = _actions;
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95 | browsers = _browsers;
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96 | maxrequests = NULL;
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97 | }
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98 |
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99 | inline void configure (const text_t &key, const text_tarray &cfgline) {
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100 | if (gsdlhome != NULL && key == "gsdlhome") {
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101 | *gsdlhome = cfgline[0];
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102 |
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103 | if ((collecthome != NULL) && (collecthome->empty())) {
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104 | // defaults to <gsdlhome>/collect
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105 | *collecthome = filename_cat(*gsdlhome,"collect");
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106 | }
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107 | }
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108 |
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109 | if (collecthome != NULL && key == "collecthome") {
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110 | if (!collecthome->empty()) {
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111 | // if it has been previously set to default, free and then reassign
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112 | collecthome->clear();
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113 | }
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114 | *collecthome = cfgline[0];
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115 | }
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116 |
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117 | if (httpprefix != NULL && key == "httpprefix") {
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118 | *httpprefix = cfgline[0];
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119 | }
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120 |
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121 | if (httpdomain != NULL && key == "httpdomain") {
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122 | *httpdomain = cfgline[0];
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123 | }
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124 |
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125 | if (collection != NULL && key == "collection") {
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126 | *collection = cfgline[0];
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127 | }
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128 |
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129 | if (actions != NULL && key == "actions") {
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130 | actions->clear();
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131 | text_tarray::const_iterator thisAction = cfgline.begin();
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132 | text_tarray::const_iterator endAction = cfgline.end();
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133 | while (thisAction != endAction) {
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134 | actions->insert(*thisAction);
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135 | ++thisAction;
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136 | }
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137 | }
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138 |
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139 | if (browsers != NULL && key == "browsers") {
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140 | browsers->clear();
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141 | text_tarray::const_iterator thisBrowser = cfgline.begin();
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142 | text_tarray::const_iterator endBrowser = cfgline.end();
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143 | while (thisBrowser != endBrowser) {
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144 | browsers->insert(*thisBrowser);
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145 | ++thisBrowser;
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146 | }
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147 | }
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148 |
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149 | if (maxrequests != NULL && key == "maxrequests") {
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150 | *maxrequests = cfgline[0].getint();
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151 | if ((*maxrequests) < 1) {
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152 | *maxrequests = 1;
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153 | }
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154 | }
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155 | }
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156 | };
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157 |
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158 |
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159 | // reads site configuration file returning true on success
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160 | // also sets gsdlhome and maxrequests
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161 | // gsdlsite.cfg should be in same directory as library executable
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162 | bool site_cfg_read (configurator gsdlconfigurator, text_t &gsdlhome,
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163 | text_t& collecthome, int &maxrequests)
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164 | {
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165 | __site_configuration sitecfg(&gsdlhome, &collecthome, &maxrequests);
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166 | gsdlconfigurator.add_configurable(&sitecfg);
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167 |
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168 | // blank the gsdlhome and collecthome text
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169 | gsdlhome.clear();
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170 | collecthome.clear();
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171 |
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172 | if (gsdlconfigurator.configure("gsdlsite.cfg"))
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173 | {
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174 | return true;
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175 | }
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176 |
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177 | return false;
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178 | }
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179 |
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180 |
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181 | // this version grabs gsdlhome, collecthome, httpdomain and httpprefix,
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182 | // returns false if it can't find all of them
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183 | bool site_cfg_read (text_t &gsdlhome, text_t& collecthome, text_t &httpdomain,
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184 | text_t &httpprefix)
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185 | {
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186 | // get gsdlhome etc
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187 | __site_configuration sitecfg(&gsdlhome, &collecthome, &httpdomain, &httpprefix);
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188 | configurator gsdlconfigurator(&sitecfg);
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189 |
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190 | gsdlhome.clear();
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191 | collecthome.clear();
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192 | httpdomain.clear();
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193 | httpprefix.clear();
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194 |
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195 | if (gsdlconfigurator.configure("gsdlsite.cfg"))
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196 | {
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197 | return true;
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198 | }
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199 |
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200 | return false;
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201 | }
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202 |
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203 |
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204 | // this version grabs gsdlhome, collecthome, httpdomain, httpprefix, collection,
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205 | // returns false if it can't find gsdlhome, httpdomain and httpprefix
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206 | bool site_cfg_read (text_t &gsdlhome, text_t& collecthome, text_t &httpdomain,
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207 | text_t &httpprefix, text_t &collection)
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208 | {
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209 | // get gsdlhome etc
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210 | __site_configuration sitecfg(&gsdlhome, &collecthome, &httpdomain, &httpprefix, &collection);
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211 | configurator gsdlconfigurator(&sitecfg);
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212 |
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213 | gsdlhome.clear();
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214 | collecthome.clear();
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215 | httpdomain.clear();
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216 | httpprefix.clear();
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217 | collection.clear();
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218 |
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219 | if (gsdlconfigurator.configure("gsdlsite.cfg") &&
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220 | !gsdlhome.empty() && !collecthome.empty()
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221 | && !httpdomain.empty() && !httpprefix.empty())
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222 | {
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223 | return true;
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224 | }
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225 |
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226 | return false;
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227 | }
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