backup/backup_execute.html

   1 <?php //$Id$
   2     //This page prints the backup todo list to see everything
   3
   4     //Check login
   5     require_login();
   6
   7     if (!empty($course->id)) {
   8         if (!has_capability('moodle/site:backup', get_context_instance(CONTEXT_COURSE, $course->id))) {
   9             if (empty($to)) {
  10                 error("You need to be a teacher or admin user to use this page.", "$CFG->wwwroot/login/index.php");
  11             } else {
  12                 if (!has_capability('moodle/site:backup', get_context_instance(CONTEXT_COURSE, $to))) {
  13                     error("You need to be a teacher or admin user to use this page.", "$CFG->wwwroot/login/index.php");
  14                 }
  15             }
  16         }
  17     } else {
  18         if (!has_capability('moodle/site:backup', get_context_instance(CONTEXT_SYSTEM, SITEID))) {
  19             error("You need to be an admin user to use this page.", "$CFG->wwwroot/login/index.php");
  20         }
  21     }
  22
  23
  24     //Check site
  25     if (!$site = get_site()) {
  26         error("Site not found!");
  27     }
  28
  29     $preferences = new StdClass;
  30     backup_fetch_prefs_from_request($preferences,$count,$course);
  31     //Another Info
  32     $preferences->moodle_version = $CFG->version;
  33     $preferences->moodle_release = $CFG->release;
  34     $preferences->backup_version = $CFG->backup_version;
  35     $preferences->backup_release = $CFG->backup_release;
  36
  37     if ($count == 0) {
  38         notice("No backupable modules are installed!");
  39     }
  40
  41
  42     if (empty($to)) {
  43         //Start the main table
  44         echo "<table cellpadding=\"5\">";
  45
  46         //Now print the Backup Name tr
  47         echo "<tr>";
  48         echo "<td align=\"right\"><b>";
  49         echo get_string("name").":";
  50         echo "</b></td><td>";
  51         echo $preferences->backup_name;
  52         echo "</td></tr>";
  53
  54         //Start the main tr, where all the backup progress is done
  55         echo "<tr>";
  56         echo "<td colspan=\"2\">";
  57
  58         //Start the main ul
  59         echo "<ul>";
  60     }
  61     //Check for temp and backup and backup_unique_code directory
  62     //Create them as needed
  63     echo "<li>".get_string("creatingtemporarystructures").'</li>';
  64     $status = check_and_create_backup_dir($preferences->backup_unique_code);
  65     //Empty dir
  66     if ($status) {
  67         $status = clear_backup_dir($preferences->backup_unique_code);
  68     }
  69
  70     //Delete old_entries from backup tables
  71     echo "<li>".get_string("deletingolddata").'</li>';
  72     $status = backup_delete_old_data();
  73     if (!$status) {
  74         error ("An error occurred deleting old backup data");
  75     }
  76
  77     //Create the moodle.xml file
  78     if ($status) {
  79         echo "<li>".get_string("creatingxmlfile");
  80         //Begin a new list to xml contents
  81         echo "<ul>";
  82         echo "<li>".get_string("writingheader").'</li>';
  83         //Obtain the xml file (create and open) and print prolog information
  84         $backup_file = backup_open_xml($preferences->backup_unique_code);
  85         echo "<li>".get_string("writinggeneralinfo").'</li>';
  86         //Prints general info about backup to file
  87         if ($backup_file) {
  88             if (!$status = backup_general_info($backup_file,$preferences)) {
  89                 notify("An error occurred while backing up general info");
  90             }
  91         }
  92         echo "<li>".get_string("writingcoursedata");
  93
  94         //Start new ul (for course)
  95         echo "<ul>";
  96
  97         echo "<li>".get_string("courseinfo").'</li>';
  98         //Prints course start (tag and general info)
  99         if ($status) {
 100             if (!$status = backup_course_start($backup_file,$preferences)) {
 101                 notify("An error occurred while backing up course start");
 102             }
 103         }
 104         //Metacourse information
 105         if ($status && $preferences->backup_metacourse) {
 106             echo "<li>".get_string("metacourse").'</li>';
 107             if (!$status = backup_course_metacourse($backup_file,$preferences)) {
 108                 notify("An error occurred while backing up metacourse info");
 109             }
 110         }
 111         echo "<li>".get_string("blocks").'</li>';
 112         //Blocks information
 113         if ($status) {
 114             if (!$status = backup_course_blocks($backup_file,$preferences)) {
 115                 notify("An error occurred while backing up course blocks");
 116             }
 117         }
 118         echo "<li>".get_string("sections").'</li>';
 119         //Section info
 120         if ($status) {
 121             if (!$status = backup_course_sections($backup_file,$preferences)) {
 122                 notify("An error occurred while backing up course sections");
 123             }
 124         }
 125
 126         //End course contents (close ul)
 127         echo "</ul></li>";
 128
 129         //User info
 130         if ($status) {
 131             echo "<li>".get_string("writinguserinfo").'</li>';
 132             if (!$status = backup_user_info($backup_file,$preferences)) {
 133                 notify("An error occurred while backing up user info");
 134             }
 135         }
 136
 137         //If we have selected to backup messages and we are
 138         //doing a SITE backup, let's do it
 139         if ($status && $preferences->backup_messages && $preferences->backup_course == SITEID) {
 140             echo "<li>".get_string("writingmessagesinfo").'</li>';
 141             if (!$status = backup_messages($backup_file,$preferences)) {
 142                 notify("An error occurred while backing up messages");
 143             }
 144         }
 145
 146         //If we have selected to backup quizzes, backup categories and
 147         //questions structure (step 1). See notes on mod/quiz/backuplib.php
 148         if ($status and !empty($preferences->mods['quiz']->backup)) {
 149             echo "<li>".get_string("writingcategoriesandquestions").'</li>';
 150             require_once($CFG->dirroot.'/mod/quiz/backuplib.php');
 151             if (!$status = backup_question_categories($backup_file,$preferences)) {
 152                 notify("An error occurred while backing up quiz categories");
 153             }
 154         }
 155
 156         //Print logs if selected
 157         if ($status) {
 158             if ($preferences->backup_logs) {
 159                 echo "<li>".get_string("writingloginfo").'</li>';
 160                 if (!$status = backup_log_info($backup_file,$preferences)) {
 161                     notify("An error occurred while backing up log info");
 162                 }
 163             }
 164         }
 165
 166         //Print scales info
 167         if ($status) {
 168             echo "<li>".get_string("writingscalesinfo").'</li>';
 169             if (!$status = backup_scales_info($backup_file,$preferences)) {
 170                 notify("An error occurred while backing up scales");
 171             }
 172         }
 173
 174         //Print groups info
 175         if ($status) {
 176             echo "<li>".get_string("writinggroupsinfo").'</li>';
 177             if (!$status = backup_groups_info($backup_file,$preferences)) {
 178                 notify("An error occurred while backing up groups");
 179             }
 180         }
 181
 182         //Print events info
 183         if ($status) {
 184             echo "<li>".get_string("writingeventsinfo").'</li>';
 185             if (!$status = backup_events_info($backup_file,$preferences)) {
 186                 notify("An error occurred while backing up events");
 187             }
 188         }
 189
 190         //Print gradebook info
 191         if ($status) {
 192             echo "<li>".get_string("writinggradebookinfo").'</li>';
 193             if (!$status = backup_gradebook_info($backup_file,$preferences)) {
 194                 notify("An error occurred while backing up gradebook");
 195             }
 196         }
 197
 198         //Module info, this unique function makes all the work!!
 199         //db export and module fileis copy
 200         if ($status) {
 201             $mods_to_backup = false;
 202             //Check if we have any mod to backup
 203             foreach ($preferences->mods as $module) {
 204                 if ($module->backup) {
 205                     $mods_to_backup = true;
 206                 }
 207             }
 208             //If we have to backup some module
 209             if ($mods_to_backup) {
 210                 echo "<li>".get_string("writingmoduleinfo");
 211                 //Start modules tag
 212                 if (!$status = backup_modules_start ($backup_file,$preferences)) {
 213                     notify("An error occurred while backing up module info");
 214                 }
 215                 //Open ul for module list
 216                 echo "<ul>";
 217                 //Iterate over modules and call backup
 218                 foreach ($preferences->mods as $module) {
 219                     if ($module->backup and $status) {
 220                         echo "<li>".get_string("modulenameplural",$module->name).'</li>';
 221                         if (!$status = backup_module($backup_file,$preferences,$module->name)) {
 222                             notify("An error occurred while backing up '$module->name'");
 223                         }
 224                     }
 225                 }
 226                 //Close ul for module list
 227                 echo "</ul></li>";
 228                 //Close modules tag
 229                 if (!$status = backup_modules_end ($backup_file,$preferences)) {
 230                     notify("An error occurred while finishing the module backups");
 231                 }
 232             }
 233         }
 234
 235         //Prints course end
 236         if ($status) {
 237             if (!$status = backup_course_end($backup_file,$preferences)) {
 238                 notify("An error occurred while closing the course backup");
 239             }
 240         }
 241         //Close the xml file and xml data
 242         if ($backup_file) {
 243             backup_close_xml($backup_file);
 244         }
 245
 246         //End xml contents (close ul)
 247         echo "</ul></li>";
 248     }
 249
 250     //Now, if selected, copy user files
 251     if ($status) {
 252         if ($preferences->backup_user_files) {
 253             echo "<li>".get_string("copyinguserfiles").'</li>';
 254             if (!$status = backup_copy_user_files ($preferences)) {
 255                 notify("An error occurred while copying user files");
 256             }
 257         }
 258     }
 259
 260     //Now, if selected, copy course files
 261     if ($status) {
 262         if ($preferences->backup_course_files) {
 263             echo "<li>".get_string("copyingcoursefiles").'</li>';
 264             if (!$status = backup_copy_course_files ($preferences)) {
 265                 notify("An error occurred while copying course files");
 266             }
 267         }
 268     }
 269
 270     //Now, zip all the backup directory contents
 271     if ($status) {
 272         echo "<li>".get_string("zippingbackup").'</li>';
 273         if (!$status = backup_zip ($preferences)) {
 274             notify("An error occurred while zipping the backup");
 275         }
 276     }
 277
 278     //Now, copy the zip file to course directory
 279     if ($status) {
 280         echo "<li>".get_string("copyingzipfile").'</li>';
 281         if (!$status = copy_zip_to_course_dir ($preferences)) {
 282             notify("An error occurred while copying the zip file to the course directory");
 283         }
 284     }
 285
 286     //Now, clean temporary data (db and filesystem)
 287     if ($status) {
 288         echo "<li>".get_string("cleaningtempdata").'</li>';
 289         if (!$status = clean_temp_data ($preferences)) {
 290             notify("An error occurred while cleaning up temporary data");
 291         }
 292     }
 293
 294     //Ends th main ul
 295     echo "</ul>";
 296
 297     //End the main tr, where all the backup is done
 298     echo "</td></tr>";
 299
 300     //End the main table
 301     echo "</table>";
 302
 303     if (!$status) {
 304         error ("The backup did not complete successfully",
 305                "$CFG->wwwroot/course/view.php?id=$course->id");
 306     }
 307
 308     if (empty($to)) {
 309         //Print final message
 310         print_simple_box(get_string("backupfinished"),"center");
 311         print_continue("$CFG->wwwroot/files/index.php?id=".$preferences->backup_course."&amp;wdir=/backupdata");
 312     } else {
 313         print_simple_box(get_string('importdataexported'),"CENTER");
 314         if (!empty($preferences->backup_destination)) {
 315             $filename = $preferences->backup_destination."/".$preferences->backup_name;
 316         } else {
 317             $filename = $preferences->backup_course."/backupdata/".$preferences->backup_name;
 318         }
 319         error_log($filename);
 320         $SESSION->import_preferences = $preferences;
 321         print_continue($CFG->wwwroot.'/course/import/activities/index.php?id='.$to.'&fromcourse='.$id.'&filename='.$filename);
 322     }
 323
 324     $SESSION->backupprefs[$course->id] = null; // unset it so we're clear next time.
 325 ?>