import_backup.php 7.5 KB

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  1. <?php // $Id: import_backup.php 20448 2009-05-10 10:17:22Z ivantcholakov $
  2. /* For licensing terms, see /license.txt */
  3. /**
  4. * Import a backup.
  5. *
  6. * @author Bart Mollet <bart.mollet@hogent.be>
  7. * @package chamilo.backup
  8. */
  9. /* INIT SECTION */
  10. // name of the language file that needs to be included
  11. $language_file = array('exercice', 'coursebackup', 'admin');
  12. // including the global file
  13. include ('../inc/global.inc.php');
  14. // Check access rights (only teachers are allowed here)
  15. if( ! api_is_allowed_to_edit())
  16. {
  17. api_not_allowed(true);
  18. }
  19. //remove memory and time limits as much as possible as this might be a long process...
  20. if(function_exists('ini_set'))
  21. {
  22. ini_set('memory_limit','256M');
  23. ini_set('max_execution_time',1800);
  24. }
  25. // section for the tabs
  26. $this_section=SECTION_COURSES;
  27. // breadcrumbs
  28. $interbreadcrumb[] = array ("url" => "../course_info/maintenance.php", "name" => get_lang('Maintenance'));
  29. // Displaying the header
  30. $nameTools = get_lang('ImportBackup');
  31. Display::display_header($nameTools);
  32. // include additional libraries
  33. include_once(api_get_path(LIBRARY_PATH) . 'fileManage.lib.php');
  34. require_once('classes/CourseBuilder.class.php');
  35. require_once('classes/CourseArchiver.class.php');
  36. require_once('classes/CourseRestorer.class.php');
  37. require_once('classes/CourseSelectForm.class.php');
  38. // Display the tool title
  39. api_display_tool_title($nameTools);
  40. /* MAIN CODE */
  41. if((isset($_POST['action']) && $_POST['action'] == 'course_select_form' ) || (isset($_POST['import_option']) && $_POST['import_option'] == 'full_backup' )) {
  42. $error=false;
  43. if (isset($_POST['action']) && $_POST['action'] == 'course_select_form') {
  44. // partial backup here we recover the documents posted
  45. $course = CourseSelectForm::get_posted_course();
  46. } else {
  47. if( $_POST['backup_type'] == 'server') {
  48. $filename = $_POST['backup_server'];
  49. $delete_file = false;
  50. } else {
  51. if($_FILES['backup']['error']==0){
  52. $filename = CourseArchiver::import_uploaded_file($_FILES['backup']['tmp_name']);
  53. if ($filename === false) {
  54. $error = true;
  55. } else {
  56. $delete_file = true;
  57. }
  58. } else {
  59. $error=true;
  60. }
  61. }
  62. if(!$error) {
  63. // full backup
  64. $course = CourseArchiver::read_course($filename,$delete_file);
  65. }
  66. }
  67. if(!$error && $course->has_resources()) {
  68. $cr = new CourseRestorer($course);
  69. $cr->set_file_option($_POST['same_file_name_option']);
  70. $cr->restore();
  71. Display::display_normal_message(get_lang('ImportFinished').
  72. //'<a class="bottom-link" href="../course_home/course_home.php?'.api_get_cidreq().'">&gt;&gt; '.get_lang('CourseHomepage').'</a>',false); // This is not the preferable way to go to the course homepage.
  73. '<a class="bottom-link" href="'.api_get_path(WEB_COURSE_PATH).api_get_course_path().'/index.php">&lt;&lt; '.get_lang('CourseHomepage').'</a>',false);
  74. } else {
  75. if(!$error){
  76. Display::display_warning_message(get_lang('NoResourcesInBackupFile').
  77. '<a class="bottom-link" href="import_backup.php?'.api_get_cidreq().'">&lt;&lt; '.get_lang('TryAgain').'</a>',false);
  78. } elseif ($filename === false) {
  79. Display::display_error_message(get_lang('ArchivesDirectoryNotWriteableContactAdmin').
  80. '<a class="bottom-link" href="import_backup.php?'.api_get_cidreq().'">&lt;&lt; '.get_lang('TryAgain').'</a>',false);
  81. } else {
  82. Display::display_error_message(api_ucfirst(get_lang('UploadError')).
  83. '<a class="bottom-link" href="import_backup.php?'.api_get_cidreq().'">&lt;&lt; '.get_lang('TryAgain').'</a>',false);
  84. }
  85. }
  86. CourseArchiver::clean_backup_dir();
  87. } elseif (isset($_POST['import_option']) && $_POST['import_option'] == 'select_items') {
  88. if( $_POST['backup_type'] == 'server') {
  89. $filename = $_POST['backup_server'];
  90. $delete_file = false;
  91. } else {
  92. $filename = CourseArchiver::import_uploaded_file($_FILES['backup']['tmp_name']);
  93. $delete_file = true;
  94. }
  95. $course = CourseArchiver::read_course($filename,$delete_file);
  96. if ($course->has_resources() && ($filename !== false)) {
  97. CourseSelectForm::display_form($course,array('same_file_name_option'=>$_POST['same_file_name_option']));
  98. } elseif ($filename === false) {
  99. Display::display_error_message(get_lang('ArchivesDirectoryNotWriteableContactAdmin').
  100. '<a class="bottom-link" href="import_backup.php?'.api_get_cidreq().'">&lt;&lt; '.get_lang('TryAgain').'</a>',false);
  101. } else {
  102. Display::display_warning_message(get_lang('NoResourcesInBackupFile').
  103. '<a class="bottom-link" href="import_backup.php?'.api_get_cidreq().'">&lt;&lt; '.get_lang('TryAgain').'</a>',false);
  104. }
  105. } else {
  106. $user = api_get_user_info();
  107. $backups = CourseArchiver::get_available_backups($is_platformAdmin?null:$user['user_id']);
  108. $backups_available = (count($backups)>0);
  109. echo get_lang('SelectBackupFile').'<br /><br />';
  110. include (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
  111. $form = new FormValidator('import_backup_form','POST','import_backup.php', '','multipart/form-data');
  112. $renderer = $form->defaultRenderer();
  113. $renderer->setElementTemplate('<div>{element}</div> ');
  114. $form->addElement('hidden','action', 'restore_backup');
  115. $form->addElement('radio', 'backup_type', '', get_lang('LocalFile'), 'local', 'id="bt_local" class="checkbox" onclick="javascript:document.import_backup_form.backup_server.disabled=true;document.import_backup_form.backup.disabled=false;"');
  116. $form->addElement('file', 'backup', '', 'style="margin-left: 50px;"');
  117. $form->addElement('html', '<br />');
  118. if( $backups_available ){
  119. $form->addElement('radio', 'backup_type', '', get_lang('ServerFile'), 'server', 'id="bt_server" class="checkbox" onclick="javascript:document.import_backup_form.backup_server.disabled=false;document.import_backup_form.backup.disabled=true;"');
  120. $options['null'] = '-';
  121. foreach($backups as $index => $backup)
  122. {
  123. $options[$backup['file']]= $backup['course_code'].' ('.$backup['date'];
  124. }
  125. $form->addElement('select', 'backup_server', '', $options, 'style="margin-left: 50px;"');
  126. $form->addElement('html','<script type="text/javascript">document.import_backup_form.backup_server.disabled=true;</script>');
  127. }
  128. else
  129. {
  130. $form->addElement('radio', '', '', '<i>'.get_lang('NoBackupsAvailable').'</i>', '', 'disabled="true"');
  131. }
  132. $form->addElement('html', '<br /><br />');
  133. $form->addElement('radio', 'import_option', '', get_lang('ImportFullBackup'), 'full_backup', 'id="import_option_1" class="checkbox"');
  134. $form->addElement('radio', 'import_option', '', get_lang('LetMeSelectItems'), 'select_items', 'id="import_option_2" class="checkbox"');
  135. $form->addElement('html', '<br /><br />');
  136. $form->addElement('html', get_lang('SameFilename'));
  137. $form->addElement('html', '<br /><br />');
  138. $form->addElement('radio', 'same_file_name_option', '', get_lang('SameFilenameSkip'), FILE_SKIP, 'id="same_file_name_option_1" class="checkbox"');
  139. $form->addElement('radio', 'same_file_name_option', '', get_lang('SameFilenameRename'), FILE_RENAME, 'id="same_file_name_option_2" class="checkbox"');
  140. $form->addElement('radio', 'same_file_name_option', '', get_lang('SameFilenameOverwrite'), FILE_OVERWRITE, 'id="same_file_name_option_3" class="checkbox"');
  141. $form->addElement('html', '<br />');
  142. $form->addElement('style_submit_button', null, get_lang('ImportBackup'), 'class="save"');
  143. $values['backup_type'] = 'local';
  144. $values['import_option'] = 'full_backup';
  145. $values['same_file_name_option'] = FILE_OVERWRITE;
  146. $form->setDefaults($values);
  147. $form->add_progress_bar();
  148. $form->display();
  149. }
  150. /* FOOTER */
  151. Display::display_footer();
  152. ?>