1 | <?php |
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2 | /**************************************************************************\ |
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3 | * eGroupWare * |
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4 | * http://www.egroupware.org * |
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5 | * -------------------------------------------- * |
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6 | * This program is free software; you can redistribute it and/or modify it * |
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7 | * under the terms of the GNU General Public License as published by the * |
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8 | * Free Software Foundation; either version 2 of the License, or (at your * |
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9 | * option) any later version. * |
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10 | \**************************************************************************/ |
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11 | |
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12 | /** |
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13 | * General settings class. This class should be used to centralize all settings |
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14 | * used by the module. |
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15 | * |
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16 | * @package Settings |
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17 | * @license http://www.gnu.org/copyleft/gpl.html GPL |
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18 | * @author Pedro Eugênio Rocha - pedro.eugenio.rocha@gmail.com |
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19 | */ |
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20 | class Settings { |
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21 | |
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22 | /** |
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23 | * @var array $_configs Here we should define which settings we are able |
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24 | * to get. The settings not defined here will throw |
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25 | * an exception when someone asks for it. |
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26 | * @access private |
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27 | * @static |
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28 | */ |
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29 | private static $_configs = array( |
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30 | 'workflow' => array( |
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31 | 'intranet_subnetworks' => '', |
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32 | 'db' => array( |
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33 | 'name' => '', |
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34 | 'host' => '', |
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35 | 'port' => '', |
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36 | 'admin_user' => '', |
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37 | 'admin_password' => '', |
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38 | 'type' => '' |
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39 | ), |
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40 | 'galaxia' => array( |
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41 | 'db' => array( |
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42 | 'name' => '', |
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43 | 'host' => '', |
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44 | 'port' => '', |
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45 | 'user' => '', |
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46 | 'password' => '', |
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47 | 'type' => '' |
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48 | ) |
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49 | ), |
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50 | 'ldap' => array( |
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51 | 'host' => '', |
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52 | 'user' => '', |
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53 | 'password' => '', |
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54 | 'follow_referrals' => '' |
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55 | ), |
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56 | ), |
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57 | 'expresso' => array( |
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58 | 'db' => array( |
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59 | 'name' => '', |
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60 | 'host' => '', |
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61 | 'port' => '', |
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62 | 'user' => '', |
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63 | 'password' => '', |
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64 | 'type' => '' |
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65 | ), |
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66 | 'ldap' => array( |
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67 | 'host' => '' |
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68 | ), |
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69 | ), |
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70 | 'process' => array( |
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71 | ) |
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72 | ); |
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73 | |
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74 | /** |
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75 | * @var boolean $_isLoaded Stores whether the settings are loaded or not. |
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76 | * @access private |
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77 | * @static |
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78 | */ |
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79 | private static $_isLoaded = false; |
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80 | |
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81 | |
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82 | /** |
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83 | * Constructor. Just disabling direct instantiation. |
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84 | * |
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85 | * @access public |
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86 | * @return void |
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87 | */ |
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88 | public function __construct() { |
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89 | throw new Exception("Oops! Static only class."); |
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90 | } |
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91 | |
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92 | |
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93 | /** |
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94 | * Returns settings. |
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95 | * |
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96 | * @param string $args A variable number of parameters which specify the scope |
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97 | * and the configuration to be retrieved. |
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98 | * @access public |
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99 | * @return string |
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100 | * @static |
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101 | */ |
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102 | public static function get() { |
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103 | |
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104 | /* getting the variable number of parameters */ |
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105 | $args = func_get_args(); |
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106 | |
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107 | /** |
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108 | * Here we check if the configuration was defined into $_configs array. |
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109 | * If it does not, an exception will be thrown. |
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110 | * p.s. Do not try to understand this piece of code. Just fave faith! It works... |
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111 | */ |
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112 | for ($i=0, $sub_array=&self::$_configs; $i<count($args); $sub_array=&$sub_array[$args[$i++]]) { |
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113 | if (!array_key_exists($args[$i], $sub_array)) |
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114 | throw new Exception("Sorry! Setting '".implode("->", $args)."' do not exists."); |
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115 | } |
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116 | |
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117 | /* check if we already load the settings */ |
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118 | if (!self::$_isLoaded) |
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119 | self::_load(); |
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120 | |
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121 | /* retrieving the setting. More 'for' programming. */ |
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122 | for ($i=0, $value=&self::$_configs; $i<count($args); $value=&$value[$args[$i++]]); |
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123 | |
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124 | return $value; |
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125 | } |
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126 | |
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127 | |
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128 | /** |
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129 | * Loads settings into $_configs private array. |
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130 | * |
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131 | * @access private |
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132 | * @return void |
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133 | * @static |
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134 | */ |
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135 | private static function _load() { |
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136 | |
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137 | /* loading global variables into $_configs */ |
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138 | self::$_configs['expresso']['db']['name'] = $GLOBALS['phpgw_info']['server']['db_name']; |
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139 | self::$_configs['expresso']['db']['host'] = $GLOBALS['phpgw_info']['server']['db_host']; |
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140 | self::$_configs['expresso']['db']['port'] = $GLOBALS['phpgw_info']['server']['db_port']; |
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141 | self::$_configs['expresso']['db']['user'] = $GLOBALS['phpgw_info']['server']['db_user']; |
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142 | self::$_configs['expresso']['db']['password'] = $GLOBALS['phpgw_info']['server']['db_pass']; |
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143 | self::$_configs['expresso']['db']['type'] = $GLOBALS['phpgw_info']['server']['db_type']; |
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144 | |
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145 | self::$_configs['expresso']['ldap']['host'] = $GLOBALS['phpgw_info']['server']['ldap_host']; |
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146 | |
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147 | /* loading database settings */ |
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148 | $config = &Factory::newInstance('config', 'workflow'); |
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149 | $values = $config->read_repository(); |
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150 | |
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151 | self::$_configs['workflow']['intranet_subnetworks'] = $values['intranet_subnetworks']; |
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152 | |
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153 | self::$_configs['workflow']['db']['name'] = $values['database_name']; |
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154 | self::$_configs['workflow']['db']['host'] = $values['database_host']; |
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155 | self::$_configs['workflow']['db']['port'] = $values['database_port']; |
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156 | self::$_configs['workflow']['db']['admin_user'] = $values['database_admin_user']; |
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157 | self::$_configs['workflow']['db']['admin_password'] = $values['database_admin_password']; |
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158 | self::$_configs['workflow']['db']['type'] = $values['database_type']; |
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159 | |
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160 | self::$_configs['workflow']['galaxia']['db']['name'] = $values['workflow_database_name']; |
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161 | self::$_configs['workflow']['galaxia']['db']['host'] = $values['workflow_database_host']; |
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162 | self::$_configs['workflow']['galaxia']['db']['port'] = $values['workflow_database_port']; |
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163 | self::$_configs['workflow']['galaxia']['db']['user'] = $values['workflow_database_user']; |
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164 | self::$_configs['workflow']['galaxia']['db']['password'] = $values['workflow_database_password']; |
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165 | self::$_configs['workflow']['galaxia']['db']['type'] = $values['workflow_database_type']; |
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166 | |
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167 | self::$_configs['workflow']['ldap']['host'] = $values['ldap_host']; |
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168 | self::$_configs['workflow']['ldap']['user'] = $values['ldap_user']; |
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169 | self::$_configs['workflow']['ldap']['password'] = $values['ldap_password']; |
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170 | self::$_configs['workflow']['ldap']['follow_referrals'] = $values['ldap_follow_referrals']; |
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171 | |
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172 | /* the settings are already loaded. No need to call this method again. */ |
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173 | self::$_isLoaded = true; |
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174 | } |
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175 | } |
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176 | |
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177 | ?> |
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