1 | /**********************************************************************
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2 | *
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3 | * usersaction.cpp -- managing users
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4 | * Copyright (C) 1999 DigiLib Systems Limited, New Zealand
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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 "gsdl_modules_cfg.h"
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27 | #ifdef GSDL_USE_USERS_ACTION
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28 |
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29 | #include "usersaction.h"
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30 | #include "fileutil.h"
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31 | #include "userdb.h"
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32 |
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33 |
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34 | ///////////////
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35 | // usersaction
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36 | ///////////////
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37 |
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38 | usersaction::usersaction () {
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39 | // this action uses cgi variable "a"
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40 | cgiarginfo arg_ainfo;
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41 | arg_ainfo.shortname = "a";
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42 | arg_ainfo.longname = "action";
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43 | arg_ainfo.multiplechar = true;
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44 | arg_ainfo.defaultstatus = cgiarginfo::weak;
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45 | arg_ainfo.argdefault = "um"; // user management
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46 | arg_ainfo.savedarginfo = cgiarginfo::must;
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47 | argsinfo.addarginfo (NULL, arg_ainfo);
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48 |
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49 | // "uma"
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50 | arg_ainfo.shortname = "uma";
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51 | arg_ainfo.longname = "user management action";
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52 | arg_ainfo.multiplechar = true;
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53 | arg_ainfo.defaultstatus = cgiarginfo::weak;
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54 | arg_ainfo.argdefault = "listusers";
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55 | arg_ainfo.savedarginfo = cgiarginfo::mustnot;
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56 | argsinfo.addarginfo (NULL, arg_ainfo);
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57 |
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58 | // "umun"
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59 | arg_ainfo.shortname = "umun";
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60 | arg_ainfo.longname = "user management user name";
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61 | arg_ainfo.multiplechar = true;
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62 | arg_ainfo.defaultstatus = cgiarginfo::weak;
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63 | arg_ainfo.argdefault = g_EmptyText;
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64 | arg_ainfo.savedarginfo = cgiarginfo::mustnot;
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65 | argsinfo.addarginfo (NULL, arg_ainfo);
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66 |
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67 | // "umpw"
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68 | arg_ainfo.shortname = "umpw";
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69 | arg_ainfo.longname = "user management password";
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70 | arg_ainfo.multiplechar = true;
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71 | arg_ainfo.defaultstatus = cgiarginfo::weak;
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72 | arg_ainfo.argdefault = g_EmptyText;
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73 | arg_ainfo.savedarginfo = cgiarginfo::mustnot;
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74 | argsinfo.addarginfo (NULL, arg_ainfo);
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75 |
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76 | // "umnpw1"
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77 | arg_ainfo.shortname = "umnpw1";
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78 | arg_ainfo.longname = "user management new password 1";
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79 | arg_ainfo.multiplechar = true;
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80 | arg_ainfo.defaultstatus = cgiarginfo::weak;
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81 | arg_ainfo.argdefault = g_EmptyText;
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82 | arg_ainfo.savedarginfo = cgiarginfo::mustnot;
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83 | argsinfo.addarginfo (NULL, arg_ainfo);
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84 |
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85 | // "umnpw2"
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86 | arg_ainfo.shortname = "umnpw2";
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87 | arg_ainfo.longname = "user management new password 2";
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88 | arg_ainfo.multiplechar = true;
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89 | arg_ainfo.defaultstatus = cgiarginfo::weak;
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90 | arg_ainfo.argdefault = g_EmptyText;
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91 | arg_ainfo.savedarginfo = cgiarginfo::mustnot;
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92 | argsinfo.addarginfo (NULL, arg_ainfo);
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93 |
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94 | // "umus"
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95 | arg_ainfo.shortname = "umus";
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96 | arg_ainfo.longname = "user management account status";
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97 | arg_ainfo.multiplechar = true;
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98 | arg_ainfo.defaultstatus = cgiarginfo::weak;
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99 | arg_ainfo.argdefault = g_EmptyText;
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100 | arg_ainfo.savedarginfo = cgiarginfo::mustnot;
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101 | argsinfo.addarginfo (NULL, arg_ainfo);
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102 |
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103 | // "umug"
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104 | arg_ainfo.shortname = "umug";
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105 | arg_ainfo.longname = "user management groups"; // comma seperated list
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106 | arg_ainfo.multiplechar = true;
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107 | arg_ainfo.defaultstatus = cgiarginfo::weak;
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108 | arg_ainfo.argdefault = g_EmptyText;
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109 | arg_ainfo.savedarginfo = cgiarginfo::mustnot;
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110 | argsinfo.addarginfo (NULL, arg_ainfo);
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111 |
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112 | // "umc"
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113 | arg_ainfo.shortname = "umc";
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114 | arg_ainfo.longname = "user management comment";
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115 | arg_ainfo.multiplechar = true;
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116 | arg_ainfo.defaultstatus = cgiarginfo::weak;
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117 | arg_ainfo.argdefault = g_EmptyText;
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118 | arg_ainfo.savedarginfo = cgiarginfo::mustnot;
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119 | argsinfo.addarginfo (NULL, arg_ainfo);
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120 |
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121 | // "bcp"
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122 | arg_ainfo.shortname = "bcp";
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123 | arg_ainfo.longname = "change password submit button";
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124 | arg_ainfo.multiplechar = true;
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125 | arg_ainfo.defaultstatus = cgiarginfo::weak;
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126 | arg_ainfo.argdefault = g_EmptyText;
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127 | arg_ainfo.savedarginfo = cgiarginfo::mustnot;
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128 | argsinfo.addarginfo (NULL, arg_ainfo);
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129 |
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130 | // "beu"
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131 | arg_ainfo.shortname = "beu";
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132 | arg_ainfo.longname = "edit user submit button";
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133 | arg_ainfo.multiplechar = true;
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134 | arg_ainfo.defaultstatus = cgiarginfo::weak;
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135 | arg_ainfo.argdefault = g_EmptyText;
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136 | arg_ainfo.savedarginfo = cgiarginfo::mustnot;
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137 | argsinfo.addarginfo (NULL, arg_ainfo);
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138 |
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139 | // "cm"
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140 | arg_ainfo.shortname = "cm";
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141 | arg_ainfo.longname = "confirm an action";
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142 | arg_ainfo.multiplechar = true;
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143 | arg_ainfo.defaultstatus = cgiarginfo::weak;
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144 | arg_ainfo.argdefault = g_EmptyText;
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145 | arg_ainfo.savedarginfo = cgiarginfo::mustnot;
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146 | argsinfo.addarginfo (NULL, arg_ainfo);
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147 | }
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148 |
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149 | void usersaction::configure (const text_t &key, const text_tarray &cfgline) {
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150 | // get the password filename
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151 | if (cfgline.size() == 1) {
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152 | if (key == "usersfile") usersfile = cfgline[0];
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153 | }
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154 |
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155 | action::configure (key, cfgline);
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156 | }
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157 |
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158 | bool usersaction::init (ostream &logout) {
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159 |
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160 | if (gdbmhome.empty()) {
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161 | logout << "ERROR (usersaction::init) gdbmhome is not set\n";
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162 | return false;
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163 | }
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164 |
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165 | if (usersfile.empty()) usersfile = filename_cat (gdbmhome, "etc", "users.db");
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166 |
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167 | return action::init (logout);
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168 | }
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169 |
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170 | bool usersaction::check_cgiargs (cgiargsinfoclass &/*argsinfo*/, cgiargsclass &args,
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171 | recptprotolistclass * /*protos*/, ostream &/*logout*/) {
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172 | args["uan"] = "1"; // user authentication is needed
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173 |
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174 | if (args["uma"] == "changepasswd") {
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175 | // no particular group is needed to change a password
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176 | args["ug"].clear();
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177 | } else {
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178 | // administrator is needed for all other management tasks
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179 | args["ug"] = "administrator";
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180 | }
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181 |
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182 | return true;
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183 | }
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184 |
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185 | void usersaction::get_cgihead_info (cgiargsclass &/*args*/, recptprotolistclass * /*protos*/,
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186 | response_t &response, text_t &response_data,
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187 | ostream &/*logout*/) {
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188 | response = content;
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189 | response_data = "text/html";
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190 | }
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191 |
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192 | bool usersaction::do_action (cgiargsclass &args, recptprotolistclass * /*protos*/,
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193 | browsermapclass * /*browsers*/, displayclass &disp,
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194 | outconvertclass &outconvert, ostream &textout,
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195 | ostream &logout) {
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196 |
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197 | if (args["uma"] == "adduser" || args["uma"] == "edituser") {
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198 | // adduser is handled by edituser
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199 | return do_edituser (args, disp, outconvert, textout, logout);
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200 |
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201 | } else if (args["uma"] == "deleteuser") {
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202 | return do_deleteuser (args, disp, outconvert, textout, logout);
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203 |
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204 | } else if (args["uma"] == "changepasswd") {
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205 | return do_changepasswd (args, disp, outconvert, textout, logout);
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206 | }
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207 |
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208 | // default
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209 | return do_listusers (args, disp, outconvert, textout, logout);
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210 | }
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211 |
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212 | bool usersaction::do_listusers (cgiargsclass &/*args*/, displayclass &disp,
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213 | outconvertclass &outconvert, ostream &textout,
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214 | ostream &/*logout*/) {
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215 |
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216 | textout << outconvert << disp
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217 | << "_userslistusers:header_\n_userslistusers:contentstart_\n";
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218 |
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219 |
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220 | // open the user database (it will be used a lot)
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221 | gdbmclass userdb;
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222 | text_tarray userlist;
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223 | if (userdb.opendatabase(usersfile, GDBM_READER, 1000, true)) {
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224 | // get user list
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225 | get_user_list (userdb, userlist);
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226 | }
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227 |
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228 | // sort the list
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229 | sort(userlist.begin(), userlist.end());
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230 |
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231 | // output the information for each user
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232 | userinfo_t userinfo;
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233 | text_tarray::iterator users_here = userlist.begin();
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234 | text_tarray::iterator users_end = userlist.end();
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235 | while (users_here != users_end) {
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236 | if (get_user_info (userdb, *users_here, userinfo)) {
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237 | textout << outconvert << disp
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238 | << "<tr><td bgcolor=\"\\#eeeeee\">" << userinfo.username << "</td>\n"
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239 | << "<td bgcolor=\"\\#eeeeee\">" << (char *) (userinfo.enabled ? "enabled" : "disabled") << "</td>\n"
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240 | << "<td bgcolor=\"\\#eeeeee\">" << userinfo.groups << " </td>\n"
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241 | << "<td bgcolor=\"\\#eeeeee\">" << userinfo.comment << " </td>\n"
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242 | << "<td><a href=\"_httpcurrentdocument_&a=um&uma=edituser&umun="
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243 | << userinfo.username << "\">_userslistusers:textedituser_</a> "
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244 | << "<a href=\"_httpcurrentdocument_&a=um&uma=deleteuser&umun="
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245 | << userinfo.username << "\">_userslistusers:textdeleteuser_</a>"
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246 | << "</td></tr>\n\n";
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247 |
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248 | } else {
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249 | textout << outconvert << disp
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250 | << "<tr><td bgcolor=\"\\#eeeeee\">" << *users_here << "</td>\n"
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251 | << "<td bgcolor=\"\\#eeeeee\"> </td>\n"
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252 | << "<td bgcolor=\"\\#eeeeee\"> </td>\n"
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253 | << "<td bgcolor=\"\\#eeeeee\"> </td>\n"
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254 | << "<td> </td></tr>\n\n";
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255 | }
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256 |
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257 | ++users_here;
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258 | }
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259 |
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260 | userdb.closedatabase();
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261 |
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262 | textout << outconvert << disp
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263 | << "_userslistusers:contentend_\n_userslistusers:footer_\n";
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264 | return true;
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265 | }
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266 |
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267 | void usersaction::define_user_macros (cgiargsclass &args, displayclass &disp) {
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268 | disp.setmacro ("usersargun", "users", args["umun"]);
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269 | disp.setmacro ("usersargpw", "users", args["umpw"]);
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270 | disp.setmacro ("usersargus", "users", args["umus"]);
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271 | disp.setmacro ("usersargug", "users", args["umug"]);
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272 | disp.setmacro ("usersargc", "users", args["umc"]);
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273 | }
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274 |
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275 |
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276 | bool usersaction::do_edituser (cgiargsclass &args, displayclass &disp,
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277 | outconvertclass &outconvert, ostream &textout,
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278 | ostream &logout) {
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279 | userinfo_t userinfo;
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280 | text_t messagestatus;
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281 | bool noproblems = true;
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282 |
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283 | // fill in defaults from user database (if appropriate)
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284 | if (args["umun"].empty()) {
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285 | noproblems = false;
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286 |
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287 | } else if (!username_ok (args["umun"])) {
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288 | // problem with username
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289 | noproblems = false;
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290 | messagestatus += "_users:messageinvalidusername_";
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291 |
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292 | } else if (get_user_info (usersfile, args["umun"], userinfo)) {
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293 | if (args["uma"] == "adduser") {
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294 | // must not add a user that has the same name as another user
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295 | noproblems = false;
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296 | messagestatus += "_users:messageuserexists_";
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297 |
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298 | } else {
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299 | // only fill in the data if there is no user status defined
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300 | if (args["umus"].empty()) {
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301 | args["umus"] = userinfo.enabled ? "enabled" : "disabled";
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302 | if (args["umug"].empty()) args["umug"] = userinfo.groups;
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303 | if (args["umc"].empty()) args["umc"] = userinfo.comment;
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304 | }
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305 | }
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306 | }
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307 |
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308 | // fill in the user status default
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309 | if (args["umus"].empty()) {
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310 | noproblems = false;
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311 | args["umus"] = "enabled";
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312 | }
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313 |
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314 | // make sure the password is ok
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315 | if (args["umpw"].empty()) {
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316 | // password must not be empty if none were supplied from database
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317 | // and we have had no other problems
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318 | if (userinfo.password.empty() && noproblems) {
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319 | noproblems = false;
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320 | messagestatus += "_users:messageemptypassword_";
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321 | }
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322 |
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323 | } else if (!password_ok(args["umpw"])) {
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324 | noproblems = false;
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325 | messagestatus += "_users:messageinvalidpassword_";
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326 | }
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327 |
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328 | // set this info if no problems have been encounted
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329 | // and the submit button was pressed
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330 | if (noproblems && !args["beu"].empty()) {
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331 | userinfo.username = args["umun"];
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332 | if (!args["umpw"].empty()) {
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333 | // only set the password if it is not empty
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334 | userinfo.password = crypt_text(args["umpw"]);
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335 | }
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336 | userinfo.enabled = (args["umus"] == "enabled");
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337 | userinfo.groups = format_user_groups(args["umug"]);
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338 | userinfo.comment = args["umc"];
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339 |
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340 | set_user_info (usersfile, args["umun"], userinfo);
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341 |
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342 | // show list of users
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343 | return do_listusers (args, disp, outconvert, textout, logout);
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344 | }
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345 |
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346 | // define the macros for the user
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347 | define_user_macros (args, disp);
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348 | disp.setmacro ("messagestatus", "users", messagestatus);
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349 |
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350 | textout << outconvert << disp
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351 | << "_usersedituser:header_\n_usersedituser:content_\n_usersedituser:footer_\n";
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352 |
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353 | return true;
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354 | }
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355 |
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356 | bool usersaction::do_deleteuser (cgiargsclass &args, displayclass &disp,
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357 | outconvertclass &outconvert, ostream &textout,
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358 | ostream &logout) {
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359 | if (!args["cm"].empty()) {
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360 | if (args["cm"] == "yes" && !args["umun"].empty()) {
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361 | // user confirmed the deletion of the user
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362 | delete_user (usersfile, args["umun"]);
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363 | }
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364 |
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365 | // redirect the user back to the listusers page
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366 | return do_listusers (args, disp, outconvert, textout, logout);
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367 | }
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368 |
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369 | define_user_macros (args, disp);
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370 | textout << outconvert << disp
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371 | << "_usersdeleteuser:header_\n_usersdeleteuser:content_\n_usersdeleteuser:footer_\n";
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372 |
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373 | return true;
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374 | }
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375 |
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376 | bool usersaction::do_changepasswd (cgiargsclass &args, displayclass &disp,
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377 | outconvertclass &outconvert, ostream &textout,
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378 | ostream &/*logout*/) {
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379 | text_t messagestatus;
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380 |
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381 | if (!args["bcp"].empty()) {
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382 | if (args["un"].empty()) {
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383 | messagestatus = "_users:messageusernameempty_";
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384 | } else if (args["umpw"].empty()) {
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385 | messagestatus = "_users:messagepasswordempty_";
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386 | } else if (args["umnpw1"].empty()) {
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387 | messagestatus = "_users:messagenewpass1empty_";
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388 | } else if (args["umnpw2"].empty()) {
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389 | messagestatus = "_users:messagenewpass2empty_";
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390 | } else if (args["umnpw1"] != args["umnpw2"]) {
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391 | messagestatus = "_users:messagenewpassmismatch_";
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392 | } else if (!password_ok(args["umnpw1"])) {
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393 | messagestatus = "_users:messageinvalidpassword_";
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394 | } else {
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395 | userinfo_t userinfo;
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396 | if (get_user_info (usersfile, args["un"], userinfo)) {
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397 | // check old password
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398 | if (userinfo.password != crypt_text(args["umpw"])) {
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399 | messagestatus = "_users:messagefailed_";
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400 |
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401 | } else {
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402 | userinfo.password = crypt_text(args["umnpw1"]);
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403 | if (set_user_info (usersfile, args["un"], userinfo)) {
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404 | // everything is ok
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405 | textout << outconvert << disp
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406 | << "_userschangepasswdok:header_\n"
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407 | "_userschangepasswdok:content_\n"
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408 | "_userschangepasswdok:footer_\n";
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409 | return true;
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410 | }
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411 | }
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412 | }
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413 | }
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414 | }
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415 |
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416 | disp.setmacro ("messagestatus", "users", messagestatus);
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417 |
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418 | textout << outconvert << disp
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419 | << "_userschangepasswd:header_\n"
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420 | "_userschangepasswd:content_\n"
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421 | "_userschangepasswd:footer_\n";
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422 |
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423 | return true;
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424 | }
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425 |
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426 | #endif //GSDL_USE_USERS_ACTION
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