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1 <?php |
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2 // $Id: update.php,v 1.252.2.3 2009/03/30 11:15:11 goba Exp $ |
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3 |
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4 /** |
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5 * @file |
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6 * Administrative page for handling updates from one Drupal version to another. |
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7 * |
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8 * Point your browser to "http://www.example.com/update.php" and follow the |
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9 * instructions. |
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10 * |
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11 * If you are not logged in as administrator, you will need to modify the access |
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12 * check statement inside your settings.php file. After finishing the upgrade, |
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13 * be sure to open settings.php again, and change it back to its original state! |
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14 */ |
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15 |
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16 /** |
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17 * Global flag to identify update.php run, and so avoid various unwanted |
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18 * operations, such as hook_init() and hook_exit() invokes, css/js preprocessing |
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19 * and translation, and solve some theming issues. This flag is checked on several |
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20 * places in Drupal code (not just update.php). |
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21 */ |
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22 define('MAINTENANCE_MODE', 'update'); |
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23 |
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24 /** |
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25 * Add a column to a database using syntax appropriate for PostgreSQL. |
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26 * Save result of SQL commands in $ret array. |
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27 * |
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28 * Note: when you add a column with NOT NULL and you are not sure if there are |
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29 * already rows in the table, you MUST also add DEFAULT. Otherwise PostgreSQL |
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30 * won't work when the table is not empty, and db_add_column() will fail. |
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31 * To have an empty string as the default, you must use: 'default' => "''" |
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32 * in the $attributes array. If NOT NULL and DEFAULT are set the PostgreSQL |
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33 * version will set values of the added column in old rows to the |
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34 * DEFAULT value. |
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35 * |
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36 * @param $ret |
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37 * Array to which results will be added. |
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38 * @param $table |
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39 * Name of the table, without {} |
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40 * @param $column |
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41 * Name of the column |
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42 * @param $type |
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43 * Type of column |
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44 * @param $attributes |
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45 * Additional optional attributes. Recognized attributes: |
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46 * not null => TRUE|FALSE |
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47 * default => NULL|FALSE|value (the value must be enclosed in '' marks) |
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48 * @return |
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49 * nothing, but modifies $ret parameter. |
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50 */ |
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51 function db_add_column(&$ret, $table, $column, $type, $attributes = array()) { |
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52 if (array_key_exists('not null', $attributes) and $attributes['not null']) { |
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53 $not_null = 'NOT NULL'; |
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54 } |
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55 if (array_key_exists('default', $attributes)) { |
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56 if (is_null($attributes['default'])) { |
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57 $default_val = 'NULL'; |
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58 $default = 'default NULL'; |
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59 } |
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60 elseif ($attributes['default'] === FALSE) { |
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61 $default = ''; |
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62 } |
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63 else { |
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64 $default_val = "$attributes[default]"; |
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65 $default = "default $attributes[default]"; |
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66 } |
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67 } |
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68 |
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69 $ret[] = update_sql("ALTER TABLE {". $table ."} ADD $column $type"); |
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70 if (!empty($default)) { |
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71 $ret[] = update_sql("ALTER TABLE {". $table ."} ALTER $column SET $default"); |
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72 } |
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73 if (!empty($not_null)) { |
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74 if (!empty($default)) { |
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75 $ret[] = update_sql("UPDATE {". $table ."} SET $column = $default_val"); |
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76 } |
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77 $ret[] = update_sql("ALTER TABLE {". $table ."} ALTER $column SET NOT NULL"); |
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78 } |
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79 } |
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80 |
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81 /** |
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82 * Change a column definition using syntax appropriate for PostgreSQL. |
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83 * Save result of SQL commands in $ret array. |
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84 * |
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85 * Remember that changing a column definition involves adding a new column |
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86 * and dropping an old one. This means that any indices, primary keys and |
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87 * sequences from serial-type columns are dropped and might need to be |
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88 * recreated. |
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89 * |
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90 * @param $ret |
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91 * Array to which results will be added. |
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92 * @param $table |
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93 * Name of the table, without {} |
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94 * @param $column |
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95 * Name of the column to change |
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96 * @param $column_new |
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97 * New name for the column (set to the same as $column if you don't want to change the name) |
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98 * @param $type |
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99 * Type of column |
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100 * @param $attributes |
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101 * Additional optional attributes. Recognized attributes: |
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102 * not null => TRUE|FALSE |
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103 * default => NULL|FALSE|value (with or without '', it won't be added) |
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104 * @return |
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105 * nothing, but modifies $ret parameter. |
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106 */ |
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107 function db_change_column(&$ret, $table, $column, $column_new, $type, $attributes = array()) { |
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108 if (array_key_exists('not null', $attributes) and $attributes['not null']) { |
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109 $not_null = 'NOT NULL'; |
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110 } |
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111 if (array_key_exists('default', $attributes)) { |
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112 if (is_null($attributes['default'])) { |
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113 $default_val = 'NULL'; |
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114 $default = 'default NULL'; |
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115 } |
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116 elseif ($attributes['default'] === FALSE) { |
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117 $default = ''; |
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118 } |
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119 else { |
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120 $default_val = "$attributes[default]"; |
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121 $default = "default $attributes[default]"; |
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122 } |
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123 } |
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124 |
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125 $ret[] = update_sql("ALTER TABLE {". $table ."} RENAME $column TO ". $column ."_old"); |
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126 $ret[] = update_sql("ALTER TABLE {". $table ."} ADD $column_new $type"); |
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127 $ret[] = update_sql("UPDATE {". $table ."} SET $column_new = ". $column ."_old"); |
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128 if ($default) { $ret[] = update_sql("ALTER TABLE {". $table ."} ALTER $column_new SET $default"); } |
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129 if ($not_null) { $ret[] = update_sql("ALTER TABLE {". $table ."} ALTER $column_new SET NOT NULL"); } |
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130 $ret[] = update_sql("ALTER TABLE {". $table ."} DROP ". $column ."_old"); |
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131 } |
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132 |
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133 /** |
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134 * Perform one update and store the results which will later be displayed on |
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135 * the finished page. |
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136 * |
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137 * An update function can force the current and all later updates for this |
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138 * module to abort by returning a $ret array with an element like: |
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139 * $ret['#abort'] = array('success' => FALSE, 'query' => 'What went wrong'); |
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140 * The schema version will not be updated in this case, and all the |
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141 * aborted updates will continue to appear on update.php as updates that |
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142 * have not yet been run. |
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143 * |
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144 * @param $module |
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145 * The module whose update will be run. |
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146 * @param $number |
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147 * The update number to run. |
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148 * @param $context |
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149 * The batch context array |
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150 */ |
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151 function update_do_one($module, $number, &$context) { |
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152 // If updates for this module have been aborted |
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153 // in a previous step, go no further. |
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154 if (!empty($context['results'][$module]['#abort'])) { |
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155 return; |
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156 } |
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157 |
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158 $function = $module .'_update_'. $number; |
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159 if (function_exists($function)) { |
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160 $ret = $function($context['sandbox']); |
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161 } |
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162 |
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163 if (isset($ret['#finished'])) { |
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164 $context['finished'] = $ret['#finished']; |
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165 unset($ret['#finished']); |
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166 } |
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167 |
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168 if (!isset($context['results'][$module])) { |
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169 $context['results'][$module] = array(); |
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170 } |
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171 if (!isset($context['results'][$module][$number])) { |
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172 $context['results'][$module][$number] = array(); |
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173 } |
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174 $context['results'][$module][$number] = array_merge($context['results'][$module][$number], $ret); |
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175 |
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176 if (!empty($ret['#abort'])) { |
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177 $context['results'][$module]['#abort'] = TRUE; |
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178 } |
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179 // Record the schema update if it was completed successfully. |
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180 if ($context['finished'] == 1 && empty($context['results'][$module]['#abort'])) { |
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181 drupal_set_installed_schema_version($module, $number); |
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182 } |
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183 |
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184 $context['message'] = 'Updating '. check_plain($module) .' module'; |
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185 } |
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186 |
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187 function update_selection_page() { |
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188 $output = '<p>The version of Drupal you are updating from has been automatically detected. You can select a different version, but you should not need to.</p>'; |
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189 $output .= '<p>Click Update to start the update process.</p>'; |
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190 |
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191 drupal_set_title('Drupal database update'); |
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192 $output .= drupal_get_form('update_script_selection_form'); |
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193 |
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194 update_task_list('select'); |
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195 |
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196 return $output; |
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197 } |
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198 |
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199 function update_script_selection_form() { |
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200 $form = array(); |
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201 $form['start'] = array( |
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202 '#tree' => TRUE, |
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203 '#type' => 'fieldset', |
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204 '#title' => 'Select versions', |
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205 '#collapsible' => TRUE, |
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206 '#collapsed' => TRUE, |
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207 ); |
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208 |
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209 // Ensure system.module's updates appear first |
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210 $form['start']['system'] = array(); |
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211 |
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212 $modules = drupal_get_installed_schema_version(NULL, FALSE, TRUE); |
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213 foreach ($modules as $module => $schema_version) { |
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214 $updates = drupal_get_schema_versions($module); |
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215 // Skip incompatible module updates completely, otherwise test schema versions. |
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216 if (!update_check_incompatibility($module) && $updates !== FALSE && $schema_version >= 0) { |
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217 // module_invoke returns NULL for nonexisting hooks, so if no updates |
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218 // are removed, it will == 0. |
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219 $last_removed = module_invoke($module, 'update_last_removed'); |
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220 if ($schema_version < $last_removed) { |
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221 $form['start'][$module] = array( |
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222 '#value' => '<em>'. $module .'</em> module can not be updated. Its schema version is '. $schema_version .'. Updates up to and including '. $last_removed .' have been removed in this release. In order to update <em>'. $module .'</em> module, you will first <a href="http://drupal.org/upgrade">need to upgrade</a> to the last version in which these updates were available.', |
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223 '#prefix' => '<div class="warning">', |
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224 '#suffix' => '</div>', |
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225 ); |
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226 $form['start']['#collapsed'] = FALSE; |
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227 continue; |
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228 } |
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229 $updates = drupal_map_assoc($updates); |
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230 $updates[] = 'No updates available'; |
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231 $default = $schema_version; |
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232 foreach (array_keys($updates) as $update) { |
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233 if ($update > $schema_version) { |
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234 $default = $update; |
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235 break; |
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236 } |
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237 } |
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238 $form['start'][$module] = array( |
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239 '#type' => 'select', |
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240 '#title' => $module .' module', |
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241 '#default_value' => $default, |
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242 '#options' => $updates, |
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243 ); |
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244 } |
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245 } |
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246 |
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247 $form['has_js'] = array( |
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248 '#type' => 'hidden', |
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249 '#default_value' => FALSE, |
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250 ); |
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251 $form['submit'] = array( |
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252 '#type' => 'submit', |
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253 '#value' => 'Update', |
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254 ); |
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255 return $form; |
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256 } |
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257 |
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258 function update_batch() { |
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259 global $base_url; |
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260 |
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261 $operations = array(); |
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262 // Set the installed version so updates start at the correct place. |
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263 foreach ($_POST['start'] as $module => $version) { |
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264 drupal_set_installed_schema_version($module, $version - 1); |
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265 $updates = drupal_get_schema_versions($module); |
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266 $max_version = max($updates); |
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267 if ($version <= $max_version) { |
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268 foreach ($updates as $update) { |
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269 if ($update >= $version) { |
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270 $operations[] = array('update_do_one', array($module, $update)); |
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271 } |
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272 } |
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273 } |
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274 } |
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275 $batch = array( |
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276 'operations' => $operations, |
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277 'title' => 'Updating', |
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278 'init_message' => 'Starting updates', |
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279 'error_message' => 'An unrecoverable error has occurred. You can find the error message below. It is advised to copy it to the clipboard for reference.', |
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280 'finished' => 'update_finished', |
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281 ); |
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282 batch_set($batch); |
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283 batch_process($base_url .'/update.php?op=results', $base_url .'/update.php'); |
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284 } |
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285 |
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286 function update_finished($success, $results, $operations) { |
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287 // clear the caches in case the data has been updated. |
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288 drupal_flush_all_caches(); |
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289 |
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290 $_SESSION['update_results'] = $results; |
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291 $_SESSION['update_success'] = $success; |
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292 $_SESSION['updates_remaining'] = $operations; |
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293 } |
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294 |
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295 function update_results_page() { |
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296 drupal_set_title('Drupal database update'); |
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297 // NOTE: we can't use l() here because the URL would point to 'update.php?q=admin'. |
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298 $links[] = '<a href="'. base_path() .'">Main page</a>'; |
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299 $links[] = '<a href="'. base_path() .'?q=admin">Administration pages</a>'; |
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300 |
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301 update_task_list(); |
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302 // Report end result |
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303 if (module_exists('dblog')) { |
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304 $log_message = ' All errors have been <a href="'. base_path() .'?q=admin/reports/dblog">logged</a>.'; |
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305 } |
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306 else { |
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307 $log_message = ' All errors have been logged.'; |
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308 } |
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309 |
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310 if ($_SESSION['update_success']) { |
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311 $output = '<p>Updates were attempted. If you see no failures below, you may proceed happily to the <a href="'. base_path() .'?q=admin">administration pages</a>. Otherwise, you may need to update your database manually.'. $log_message .'</p>'; |
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312 } |
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313 else { |
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314 list($module, $version) = array_pop(reset($_SESSION['updates_remaining'])); |
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315 $output = '<p class="error">The update process was aborted prematurely while running <strong>update #'. $version .' in '. $module .'.module</strong>.'. $log_message; |
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316 if (module_exists('dblog')) { |
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317 $output .= ' You may need to check the <code>watchdog</code> database table manually.'; |
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318 } |
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319 $output .= '</p>'; |
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320 } |
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321 |
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322 if (!empty($GLOBALS['update_free_access'])) { |
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323 $output .= "<p><strong>Reminder: don't forget to set the <code>\$update_free_access</code> value in your <code>settings.php</code> file back to <code>FALSE</code>.</strong></p>"; |
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324 } |
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325 |
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326 $output .= theme('item_list', $links); |
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327 |
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328 // Output a list of queries executed |
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329 if (!empty($_SESSION['update_results'])) { |
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330 $output .= '<div id="update-results">'; |
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331 $output .= '<h2>The following queries were executed</h2>'; |
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332 foreach ($_SESSION['update_results'] as $module => $updates) { |
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333 $output .= '<h3>'. $module .' module</h3>'; |
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334 foreach ($updates as $number => $queries) { |
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335 if ($number != '#abort') { |
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336 $output .= '<h4>Update #'. $number .'</h4>'; |
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337 $output .= '<ul>'; |
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338 foreach ($queries as $query) { |
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339 if ($query['success']) { |
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340 $output .= '<li class="success">'. $query['query'] .'</li>'; |
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341 } |
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342 else { |
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343 $output .= '<li class="failure"><strong>Failed:</strong> '. $query['query'] .'</li>'; |
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344 } |
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345 } |
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346 if (!count($queries)) { |
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347 $output .= '<li class="none">No queries</li>'; |
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348 } |
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349 } |
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350 $output .= '</ul>'; |
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351 } |
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352 } |
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353 $output .= '</div>'; |
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354 } |
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355 unset($_SESSION['update_results']); |
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356 unset($_SESSION['update_success']); |
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357 |
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358 return $output; |
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359 } |
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360 |
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361 function update_info_page() { |
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362 // Change query-strings on css/js files to enforce reload for all users. |
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363 _drupal_flush_css_js(); |
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364 // Flush the cache of all data for the update status module. |
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365 if (db_table_exists('cache_update')) { |
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366 cache_clear_all('*', 'cache_update', TRUE); |
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367 } |
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368 |
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369 update_task_list('info'); |
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370 drupal_set_title('Drupal database update'); |
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371 $token = drupal_get_token('update'); |
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372 $output = '<p>Use this utility to update your database whenever a new release of Drupal or a module is installed.</p><p>For more detailed information, see the <a href="http://drupal.org/node/258">Installation and upgrading handbook</a>. If you are unsure what these terms mean you should probably contact your hosting provider.</p>'; |
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373 $output .= "<ol>\n"; |
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374 $output .= "<li><strong>Back up your database</strong>. This process will change your database values and in case of emergency you may need to revert to a backup.</li>\n"; |
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375 $output .= "<li><strong>Back up your code</strong>. Hint: when backing up module code, do not leave that backup in the 'modules' or 'sites/*/modules' directories as this may confuse Drupal's auto-discovery mechanism.</li>\n"; |
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376 $output .= '<li>Put your site into <a href="'. base_path() .'?q=admin/settings/site-maintenance">maintenance mode</a>.</li>'."\n"; |
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377 $output .= "<li>Install your new files in the appropriate location, as described in the handbook.</li>\n"; |
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378 $output .= "</ol>\n"; |
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379 $output .= "<p>When you have performed the steps above, you may proceed.</p>\n"; |
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380 $output .= '<form method="post" action="update.php?op=selection&token='. $token .'"><p><input type="submit" value="Continue" /></p></form>'; |
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381 $output .= "\n"; |
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382 return $output; |
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383 } |
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384 |
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385 function update_access_denied_page() { |
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386 drupal_set_title('Access denied'); |
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387 return '<p>Access denied. You are not authorized to access this page. Please log in as the admin user (the first user you created). If you cannot log in, you will have to edit <code>settings.php</code> to bypass this access check. To do this:</p> |
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388 <ol> |
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389 <li>With a text editor find the settings.php file on your system. From the main Drupal directory that you installed all the files into, go to <code>sites/your_site_name</code> if such directory exists, or else to <code>sites/default</code> which applies otherwise.</li> |
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390 <li>There is a line inside your settings.php file that says <code>$update_free_access = FALSE;</code>. Change it to <code>$update_free_access = TRUE;</code>.</li> |
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391 <li>As soon as the update.php script is done, you must change the settings.php file back to its original form with <code>$update_free_access = FALSE;</code>.</li> |
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392 <li>To avoid having this problem in future, remember to log in to your website as the admin user (the user you first created) before you backup your database at the beginning of the update process.</li> |
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393 </ol>'; |
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394 } |
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395 |
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396 /** |
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397 * Create the batch table. |
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398 * |
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399 * This is part of the Drupal 5.x to 6.x migration. |
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400 */ |
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401 function update_create_batch_table() { |
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402 |
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403 // If batch table exists, update is not necessary |
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404 if (db_table_exists('batch')) { |
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405 return; |
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406 } |
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407 |
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408 $schema['batch'] = array( |
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409 'fields' => array( |
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410 'bid' => array('type' => 'serial', 'unsigned' => TRUE, 'not null' => TRUE), |
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411 'token' => array('type' => 'varchar', 'length' => 64, 'not null' => TRUE), |
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412 'timestamp' => array('type' => 'int', 'not null' => TRUE), |
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413 'batch' => array('type' => 'text', 'not null' => FALSE, 'size' => 'big') |
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414 ), |
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415 'primary key' => array('bid'), |
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416 'indexes' => array('token' => array('token')), |
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417 ); |
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418 |
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419 $ret = array(); |
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420 db_create_table($ret, 'batch', $schema['batch']); |
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421 return $ret; |
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422 } |
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423 |
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424 /** |
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425 * Disable anything in the {system} table that is not compatible with the |
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426 * current version of Drupal core. |
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427 */ |
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428 function update_fix_compatibility() { |
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429 $ret = array(); |
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430 $incompatible = array(); |
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431 $query = db_query("SELECT name, type, status FROM {system} WHERE status = 1 AND type IN ('module','theme')"); |
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432 while ($result = db_fetch_object($query)) { |
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433 if (update_check_incompatibility($result->name, $result->type)) { |
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434 $incompatible[] = $result->name; |
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435 } |
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436 } |
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437 if (!empty($incompatible)) { |
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438 $ret[] = update_sql("UPDATE {system} SET status = 0 WHERE name IN ('". implode("','", $incompatible) ."')"); |
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439 } |
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440 return $ret; |
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441 } |
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442 |
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443 /** |
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444 * Helper function to test compatibility of a module or theme. |
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445 */ |
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446 function update_check_incompatibility($name, $type = 'module') { |
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447 static $themes, $modules; |
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448 |
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449 // Store values of expensive functions for future use. |
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450 if (empty($themes) || empty($modules)) { |
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451 $themes = _system_theme_data(); |
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452 $modules = module_rebuild_cache(); |
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453 } |
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454 |
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455 if ($type == 'module' && isset($modules[$name])) { |
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456 $file = $modules[$name]; |
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457 } |
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458 else if ($type == 'theme' && isset($themes[$name])) { |
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459 $file = $themes[$name]; |
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460 } |
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461 if (!isset($file) |
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462 || !isset($file->info['core']) |
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463 || $file->info['core'] != DRUPAL_CORE_COMPATIBILITY |
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464 || version_compare(phpversion(), $file->info['php']) < 0) { |
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465 return TRUE; |
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466 } |
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467 return FALSE; |
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468 } |
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469 |
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470 /** |
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471 * Perform Drupal 5.x to 6.x updates that are required for update.php |
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472 * to function properly. |
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473 * |
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474 * This function runs when update.php is run the first time for 6.x, |
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475 * even before updates are selected or performed. It is important |
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476 * that if updates are not ultimately performed that no changes are |
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477 * made which make it impossible to continue using the prior version. |
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478 * Just adding columns is safe. However, renaming the |
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479 * system.description column to owner is not. Therefore, we add the |
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480 * system.owner column and leave it to system_update_6008() to copy |
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481 * the data from description and remove description. The same for |
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482 * renaming locales_target.locale to locales_target.language, which |
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483 * will be finished by locale_update_6002(). |
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484 */ |
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485 function update_fix_d6_requirements() { |
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486 $ret = array(); |
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487 |
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488 if (drupal_get_installed_schema_version('system') < 6000 && !variable_get('update_d6_requirements', FALSE)) { |
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489 $spec = array('type' => 'int', 'size' => 'small', 'default' => 0, 'not null' => TRUE); |
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490 db_add_field($ret, 'cache', 'serialized', $spec); |
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491 db_add_field($ret, 'cache_filter', 'serialized', $spec); |
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492 db_add_field($ret, 'cache_page', 'serialized', $spec); |
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493 db_add_field($ret, 'cache_menu', 'serialized', $spec); |
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494 |
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495 db_add_field($ret, 'system', 'info', array('type' => 'text')); |
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496 db_add_field($ret, 'system', 'owner', array('type' => 'varchar', 'length' => 255, 'not null' => TRUE, 'default' => '')); |
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497 if (db_table_exists('locales_target')) { |
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498 db_add_field($ret, 'locales_target', 'language', array('type' => 'varchar', 'length' => 12, 'not null' => TRUE, 'default' => '')); |
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499 } |
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500 if (db_table_exists('locales_source')) { |
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501 db_add_field($ret, 'locales_source', 'textgroup', array('type' => 'varchar', 'length' => 255, 'not null' => TRUE, 'default' => 'default')); |
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502 db_add_field($ret, 'locales_source', 'version', array('type' => 'varchar', 'length' => 20, 'not null' => TRUE, 'default' => 'none')); |
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503 } |
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504 variable_set('update_d6_requirements', TRUE); |
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505 |
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506 // Create the cache_block table. See system_update_6027() for more details. |
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507 $schema['cache_block'] = array( |
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508 'fields' => array( |
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509 'cid' => array('type' => 'varchar', 'length' => 255, 'not null' => TRUE, 'default' => ''), |
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510 'data' => array('type' => 'blob', 'not null' => FALSE, 'size' => 'big'), |
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511 'expire' => array('type' => 'int', 'not null' => TRUE, 'default' => 0), |
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512 'created' => array('type' => 'int', 'not null' => TRUE, 'default' => 0), |
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513 'headers' => array('type' => 'text', 'not null' => FALSE), |
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514 'serialized' => array('type' => 'int', 'size' => 'small', 'not null' => TRUE, 'default' => 0) |
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515 ), |
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516 'indexes' => array('expire' => array('expire')), |
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517 'primary key' => array('cid'), |
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518 ); |
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519 db_create_table($ret, 'cache_block', $schema['cache_block']); |
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520 } |
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521 |
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522 return $ret; |
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523 } |
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524 |
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525 /** |
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526 * Add the update task list to the current page. |
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527 */ |
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528 function update_task_list($active = NULL) { |
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529 // Default list of tasks. |
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530 $tasks = array( |
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531 'info' => 'Overview', |
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532 'select' => 'Select updates', |
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533 'run' => 'Run updates', |
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534 'finished' => 'Review log', |
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535 ); |
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536 |
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537 drupal_set_content('left', theme('task_list', $tasks, $active)); |
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538 } |
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539 |
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540 /** |
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541 * Check update requirements and report any errors. |
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542 */ |
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543 function update_check_requirements() { |
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544 // Check the system module requirements only. |
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545 $requirements = module_invoke('system', 'requirements', 'update'); |
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546 $severity = drupal_requirements_severity($requirements); |
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547 |
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548 // If there are issues, report them. |
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549 if ($severity != REQUIREMENT_OK) { |
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550 foreach ($requirements as $requirement) { |
|
551 if (isset($requirement['severity']) && $requirement['severity'] != REQUIREMENT_OK) { |
|
552 $message = isset($requirement['description']) ? $requirement['description'] : ''; |
|
553 if (isset($requirement['value']) && $requirement['value']) { |
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554 $message .= ' (Currently using '. $requirement['title'] .' '. $requirement['value'] .')'; |
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555 } |
|
556 drupal_set_message($message, 'warning'); |
|
557 } |
|
558 } |
|
559 } |
|
560 } |
|
561 |
|
562 // Some unavoidable errors happen because the database is not yet up-to-date. |
|
563 // Our custom error handler is not yet installed, so we just suppress them. |
|
564 ini_set('display_errors', FALSE); |
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565 |
|
566 require_once './includes/bootstrap.inc'; |
|
567 |
|
568 // We only load DRUPAL_BOOTSTRAP_CONFIGURATION for the update requirements |
|
569 // check to avoid reaching the PHP memory limit. |
|
570 $op = isset($_REQUEST['op']) ? $_REQUEST['op'] : ''; |
|
571 if (empty($op)) { |
|
572 // Minimum load of components. |
|
573 drupal_bootstrap(DRUPAL_BOOTSTRAP_CONFIGURATION); |
|
574 |
|
575 require_once './includes/install.inc'; |
|
576 require_once './includes/file.inc'; |
|
577 require_once './modules/system/system.install'; |
|
578 |
|
579 // Load module basics. |
|
580 include_once './includes/module.inc'; |
|
581 $module_list['system']['filename'] = 'modules/system/system.module'; |
|
582 $module_list['filter']['filename'] = 'modules/filter/filter.module'; |
|
583 module_list(TRUE, FALSE, FALSE, $module_list); |
|
584 drupal_load('module', 'system'); |
|
585 drupal_load('module', 'filter'); |
|
586 |
|
587 // Set up $language, since the installer components require it. |
|
588 drupal_init_language(); |
|
589 |
|
590 // Set up theme system for the maintenance page. |
|
591 drupal_maintenance_theme(); |
|
592 |
|
593 // Check the update requirements for Drupal. |
|
594 update_check_requirements(); |
|
595 |
|
596 // Display the warning messages (if any) in a dedicated maintenance page, |
|
597 // or redirect to the update information page if no message. |
|
598 $messages = drupal_set_message(); |
|
599 if (!empty($messages['warning'])) { |
|
600 drupal_maintenance_theme(); |
|
601 print theme('update_page', '<form method="post" action="update.php?op=info"><input type="submit" value="Continue" /></form>', FALSE); |
|
602 exit; |
|
603 } |
|
604 install_goto('update.php?op=info'); |
|
605 } |
|
606 |
|
607 drupal_bootstrap(DRUPAL_BOOTSTRAP_FULL); |
|
608 drupal_maintenance_theme(); |
|
609 |
|
610 // This must happen *after* drupal_bootstrap(), since it calls |
|
611 // variable_(get|set), which only works after a full bootstrap. |
|
612 update_create_batch_table(); |
|
613 |
|
614 // Turn error reporting back on. From now on, only fatal errors (which are |
|
615 // not passed through the error handler) will cause a message to be printed. |
|
616 ini_set('display_errors', TRUE); |
|
617 |
|
618 // Access check: |
|
619 if (!empty($update_free_access) || $user->uid == 1) { |
|
620 |
|
621 include_once './includes/install.inc'; |
|
622 include_once './includes/batch.inc'; |
|
623 drupal_load_updates(); |
|
624 |
|
625 update_fix_d6_requirements(); |
|
626 update_fix_compatibility(); |
|
627 |
|
628 $op = isset($_REQUEST['op']) ? $_REQUEST['op'] : ''; |
|
629 switch ($op) { |
|
630 case 'selection': |
|
631 if (isset($_GET['token']) && $_GET['token'] == drupal_get_token('update')) { |
|
632 $output = update_selection_page(); |
|
633 break; |
|
634 } |
|
635 |
|
636 case 'Update': |
|
637 if (isset($_GET['token']) && $_GET['token'] == drupal_get_token('update')) { |
|
638 update_batch(); |
|
639 break; |
|
640 } |
|
641 |
|
642 // update.php ops |
|
643 case 'info': |
|
644 $output = update_info_page(); |
|
645 break; |
|
646 |
|
647 case 'results': |
|
648 $output = update_results_page(); |
|
649 break; |
|
650 |
|
651 // Regular batch ops : defer to batch processing API |
|
652 default: |
|
653 update_task_list('run'); |
|
654 $output = _batch_page(); |
|
655 break; |
|
656 } |
|
657 } |
|
658 else { |
|
659 $output = update_access_denied_page(); |
|
660 } |
|
661 if (isset($output) && $output) { |
|
662 // We defer the display of messages until all updates are done. |
|
663 $progress_page = ($batch = batch_get()) && isset($batch['running']); |
|
664 print theme('update_page', $output, !$progress_page); |
|
665 } |