lib/adminlib.php

   1 <?php  // $Id$
   2        // Contains functions that only administrators will ever need to use
   3
   4 function upgrade_enrol_plugins($return) {
   5     global $CFG, $db;
   6
   7     if (!$mods = get_list_of_plugins("enrol") ) {
   8         error("No modules installed!");
   9     }
  10
  11     foreach ($mods as $mod) {
  12
  13         $fullmod = "$CFG->dirroot/enrol/$mod";
  14
  15         unset($module);
  16
  17         if ( is_readable("$fullmod/version.php")) {
  18             include_once("$fullmod/version.php");  // defines $module with version etc
  19         } else {
  20             continue;                              // Nothing to do.
  21         }
  22
  23         if ( is_readable("$fullmod/db/$CFG->dbtype.php")) {
  24             include_once("$fullmod/db/$CFG->dbtype.php");  // defines upgrading function
  25         } else {
  26             continue;
  27         }
  28
  29         if (!isset($module)) {
  30             continue;
  31         }
  32
  33         if (!empty($module->requires)) {
  34             if ($module->requires > $CFG->version) {
  35                 $info->modulename = $mod;
  36                 $info->moduleversion  = $module->version;
  37                 $info->currentmoodle = $CFG->version;
  38                 $info->requiremoodle = $module->requires;
  39                 notify(get_string('modulerequirementsnotmet', 'error', $info));
  40                 unset($info);
  41                 continue;
  42             }
  43         }
  44
  45         $module->name = $mod;   // The name MUST match the directory
  46
  47         $moduleversion = 'enrol_'.$mod.'_version';
  48
  49         if (!isset($CFG->$moduleversion)) {
  50             set_config($moduleversion, 0);
  51         }
  52
  53         if ($CFG->$moduleversion == $module->version) {
  54             // do nothing
  55         } else if ($CFG->$moduleversion < $module->version) {
  56             if (empty($updated_modules)) {
  57                 $strmodulesetup  = get_string("modulesetup");
  58                 print_header($strmodulesetup, $strmodulesetup, $strmodulesetup, "", "", false, "&nbsp;", "&nbsp;");
  59             }
  60             print_heading("$module->name module needs upgrading");
  61             $upgrade_function = $module->name."_upgrade";
  62             if (function_exists($upgrade_function)) {
  63                 $db->debug=true;
  64                 if ($upgrade_function($CFG->$moduleversion)) {
  65                     $db->debug=false;
  66                     // OK so far, now update the modules record
  67                     set_config($moduleversion, $module->version);
  68                     notify(get_string("modulesuccess", "", $module->name), "green");
  69                     echo "<hr />";
  70                 } else {
  71                     $db->debug=false;
  72                     notify("Upgrading $module->name from ".$CFG->$moduleversion." to $module->version FAILED!");
  73                 }
  74             }
  75             $updated_modules = true;
  76         } else {
  77             error("Version mismatch: $module->name can't downgrade ".$CFG->$moduleversion." -> $module->version !");
  78         }
  79     }
  80
  81     if (!empty($updated_modules)) {
  82         print_continue($return);
  83         die;
  84     }
  85 }
  86
  87 function upgrade_activity_modules($return) {
  88 /// Find and check all modules and load them up or upgrade them if necessary
  89
  90     global $CFG, $db;
  91
  92     if (!$mods = get_list_of_plugins("mod") ) {
  93         error("No modules installed!");
  94     }
  95
  96     foreach ($mods as $mod) {
  97
  98         if ($mod == "NEWMODULE") {   // Someone has unzipped the template, ignore it
  99             continue;
 100         }
 101
 102         $fullmod = "$CFG->dirroot/mod/$mod";
 103
 104         unset($module);
 105
 106         if ( is_readable("$fullmod/version.php")) {
 107             include_once("$fullmod/version.php");  # defines $module with version etc
 108         } else {
 109             notify("Module $mod: $fullmod/version.php was not readable");
 110             continue;
 111         }
 112
 113         if ( is_readable("$fullmod/db/$CFG->dbtype.php")) {
 114             include_once("$fullmod/db/$CFG->dbtype.php");  # defines upgrading function
 115         } else {
 116             notify("Module $mod: $fullmod/db/$CFG->dbtype.php was not readable");
 117             continue;
 118         }
 119
 120         if (!isset($module)) {
 121             continue;
 122         }
 123
 124         if (!empty($module->requires)) {
 125             if ($module->requires > $CFG->version) {
 126                 $info->modulename = $mod;
 127                 $info->moduleversion  = $module->version;
 128                 $info->currentmoodle = $CFG->version;
 129                 $info->requiremoodle = $module->requires;
 130                 notify(get_string('modulerequirementsnotmet', 'error', $info));
 131                 unset($info);
 132                 continue;
 133             }
 134         }
 135
 136         $module->name = $mod;   // The name MUST match the directory
 137
 138         if ($currmodule = get_record("modules", "name", $module->name)) {
 139             if ($currmodule->version == $module->version) {
 140                 // do nothing
 141             } else if ($currmodule->version < $module->version) {
 142                 if (empty($updated_modules)) {
 143                     $strmodulesetup  = get_string("modulesetup");
 144                     print_header($strmodulesetup, $strmodulesetup, $strmodulesetup, "", "", false, "&nbsp;", "&nbsp;");
 145                 }
 146                 print_heading("$module->name module needs upgrading");
 147                 $upgrade_function = $module->name."_upgrade";
 148                 if (function_exists($upgrade_function)) {
 149                     $db->debug=true;
 150                     if ($upgrade_function($currmodule->version, $module)) {
 151                         $db->debug=false;
 152                         // OK so far, now update the modules record
 153                         $module->id = $currmodule->id;
 154                         if (! update_record("modules", $module)) {
 155                             error("Could not update $module->name record in modules table!");
 156                         }
 157                         notify(get_string("modulesuccess", "", $module->name), "green");
 158                         echo "<hr />";
 159                     } else {
 160                         $db->debug=false;
 161                         notify("Upgrading $module->name from $currmodule->version to $module->version FAILED!");
 162                     }
 163                 }
 164                 $updated_modules = true;
 165             } else {
 166                 error("Version mismatch: $module->name can't downgrade $currmodule->version -> $module->version !");
 167             }
 168
 169         } else {    // module not installed yet, so install it
 170             if (empty($updated_modules)) {
 171                 $strmodulesetup    = get_string("modulesetup");
 172                 print_header($strmodulesetup, $strmodulesetup, $strmodulesetup, "", "", false, "&nbsp;", "&nbsp;");
 173             }
 174             print_heading($module->name);
 175             $updated_modules = true;
 176             $db->debug = true;
 177             @set_time_limit(0);  // To allow slow databases to complete the long SQL
 178             if (modify_database("$fullmod/db/$CFG->dbtype.sql")) {
 179                 $db->debug = false;
 180                 if ($module->id = insert_record("modules", $module)) {
 181                     notify(get_string("modulesuccess", "", $module->name), "green");
 182                     echo "<hr />";
 183                 } else {
 184                     error("$module->name module could not be added to the module list!");
 185                 }
 186             } else {
 187                 error("$module->name tables could NOT be set up successfully!");
 188             }
 189         }
 190     }
 191
 192     if (!empty($updated_modules)) {
 193         print_continue($return);
 194         die;
 195     }
 196 }
 197
 198 ?>