hotpotatoes.php 8.5 KB

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  1. <?php
  2. /* For licensing terms, see /license.txt */
  3. /**
  4. * Code for HotPotatoes integration.
  5. * @package chamilo.exercise
  6. * @author Istvan Mandak (original author)
  7. */
  8. /**
  9. * Code
  10. */
  11. // Name of the language file that needs to be included.
  12. $language_file ='exercice';
  13. // Including the global initialization file.
  14. require_once '../inc/global.inc.php';
  15. // Including additional libraries.
  16. require_once api_get_path(LIBRARY_PATH).'fileUpload.lib.php';
  17. require_once api_get_path(LIBRARY_PATH).'fileManage.lib.php';
  18. require_once api_get_path(LIBRARY_PATH).'pclzip/pclzip.lib.php';
  19. require_once 'hotpotatoes.lib.php';
  20. // Section (for the tabs).
  21. $this_section = SECTION_COURSES;
  22. // Access restriction: only teachers are allowed here.
  23. if (!api_is_allowed_to_edit(null, true)) {
  24. api_not_allowed();
  25. }
  26. if (isset($_SESSION['gradebook'])) {
  27. $gradebook = $_SESSION['gradebook'];
  28. }
  29. if (!empty($gradebook) && $gradebook == 'view') {
  30. $interbreadcrumb[] = array(
  31. 'url' => '../gradebook/'.$_SESSION['gradebook_dest'],
  32. 'name' => get_lang('ToolGradebook')
  33. );
  34. }
  35. // The breadcrumbs.
  36. $interbreadcrumb[] = array('url' => './exercice.php', 'name' => get_lang('Exercices'));
  37. $is_allowedToEdit = api_is_allowed_to_edit(null, true);
  38. // Database table definitions.
  39. $dbTable = Database::get_course_table(TABLE_DOCUMENT);
  40. $course_id = api_get_course_int_id();
  41. // Setting some variables.
  42. $document_sys_path = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document';
  43. $uploadPath = '/HotPotatoes_files';
  44. $finish = (!empty($_POST['finish']) ? $_POST['finish'] : 0);
  45. $imgcount = (!empty($_POST['imgcount']) ? $_POST['imgcount'] : null);
  46. $fld = (!empty($_POST['fld']) ? $_POST['fld'] : null);
  47. // If user is allowed to edit...
  48. if (api_is_allowed_to_edit(null, true)) {
  49. if (hotpotatoes_init($document_sys_path.$uploadPath)) {
  50. // If the directory doesn't exist, create the "HotPotatoes" directory.
  51. $doc_id = add_document($_course, '/HotPotatoes_files', 'folder', 0, get_lang('HotPotatoesFiles'));
  52. // Update properties in dbase (in any case).
  53. api_item_property_update($_course, TOOL_DOCUMENT, $doc_id, 'FolderCreated', api_get_user_id());
  54. // Make invisible (in any case) - why?
  55. api_item_property_update($_course, TOOL_DOCUMENT, $doc_id, 'invisible', api_get_user_id());
  56. }
  57. }
  58. /** Display */
  59. $nameTools = get_lang('HotPotatoesTests');
  60. $form = new FormValidator('hotpotatoes', 'post', api_get_self()."?".api_get_cidreq(), null, array('enctype' => 'multipart/form-data'));
  61. $form->addElement('header', $nameTools);
  62. $form->addElement('hidden', 'uploadPath');
  63. $form->addElement('hidden', 'fld', $fld);
  64. $form->addElement('hidden', 'imgcount', $imgcount);
  65. $form->addElement('hidden', 'finish', $finish);
  66. $form->addElement('html', GenerateHiddenList($imgparams));
  67. $form->addElement('advanced_settings', Display::return_icon('hotpotatoes.jpg', get_lang('HotPotatoes')));
  68. $label = get_lang('DownloadImg').' : ';
  69. if ($finish == 0) {
  70. $label = get_lang('DownloadFile').' : ';
  71. }
  72. $form->addElement('file', 'userFile', $label);
  73. $form->addElement('button', 'submit', get_lang('SendFile'));
  74. // If finish is set; it's because the user came from this script in the first place (displaying hidden "finish" field).
  75. if ((api_is_allowed_to_edit(null, true)) && (($finish == 0) || ($finish == 2))) {
  76. // Moved this down here as the upload handling functions give output.
  77. if ($form->validate()) {
  78. //initialise $finish
  79. if (!isset($finish)) { $finish = 0; }
  80. //if the size is not defined, it's probably because there has been an error or no file was submitted
  81. if (!$_FILES['userFile']['size']) {
  82. $dialogBox .= get_lang('SendFileError').'<br />'.get_lang('Notice').' : '.get_lang('MaxFileSize').' '.ini_get('upload_max_filesize');
  83. } else {
  84. $unzip = 0;
  85. if (preg_match('/\.zip$/i', $_FILES['userFile']['name'])) {
  86. //if it's a zip, allow zip upload
  87. $unzip = 1;
  88. }
  89. if ($finish == 0) {
  90. // Generate new test folder if on first step of file upload.
  91. $filename = replace_dangerous_char(trim($_FILES['userFile']['name']), 'strict');
  92. $fld = GenerateHpFolder($document_sys_path.$uploadPath.'/');
  93. //$doc_id = add_document($_course, '/HotPotatoes_files/'.$fld, 'folder', 0, $fld);
  94. //api_item_property_update($_course, TOOL_DOCUMENT, $doc_id, 'FolderCreated', api_get_user_id());
  95. @mkdir($document_sys_path.$uploadPath.'/'.$fld, api_get_permissions_for_new_directories());
  96. $doc_id = add_document($_course, '/HotPotatoes_files/'.$fld, 'folder', 0, $fld);
  97. api_item_property_update($_course, TOOL_DOCUMENT, $doc_id, 'FolderCreated', api_get_user_id());
  98. } else {
  99. // It is not the first step... get the filename directly from the system params.
  100. $filename = $_FILES['userFile']['name'];
  101. }
  102. /*if (treat_uploaded_file($_FILES['userFile'], $document_sys_path, $uploadPath."/".$fld, $max_filled_space, $unzip))*/
  103. $allow_output_on_success = false;
  104. if (handle_uploaded_document($_course, $_FILES['userFile'], $document_sys_path, $uploadPath.'/'.$fld, api_get_user_id(), null, null, $unzip, '', $allow_output_on_success)) {
  105. if ($finish == 2) {
  106. $imgparams = $_POST['imgparams'];
  107. $checked = CheckImageName($imgparams, $filename);
  108. if ($checked) { $imgcount = $imgcount-1; }
  109. else {
  110. $dialogBox .= $filename.' '.get_lang('NameNotEqual');
  111. my_delete($document_sys_path.$uploadPath.'/'.$fld.'/'.$filename);
  112. update_db_info('delete', $uploadPath.'/'.$fld.'/'.$filename);
  113. }
  114. if ($imgcount == 0) { // all image uploaded
  115. $finish = 1;
  116. }
  117. } else {
  118. // If we are (still) on the first step of the upload process.
  119. if ($finish == 0) {
  120. $finish = 2;
  121. // Get number and name of images from the files contents.
  122. GetImgParams('/'.$filename, $document_sys_path.$uploadPath.'/'.$fld, $imgparams, $imgcount);
  123. if ($imgcount == 0) // There is no img link, so finish the upload process.
  124. { $finish = 1; }
  125. else // There is still one or more img missing.
  126. { $dialogBox .= get_lang('DownloadEnd'); }
  127. }
  128. }
  129. $title = @htmlspecialchars(GetQuizName($filename, $document_sys_path.$uploadPath.'/'.$fld.'/'), ENT_COMPAT, api_get_system_encoding());
  130. $query = "UPDATE $dbTable SET comment='".Database::escape_string($title)."' WHERE c_id = $course_id AND path=\"".$uploadPath."/".$fld."/".$filename."\"";
  131. Database::query($query);
  132. api_item_property_update($_course, TOOL_QUIZ, $id, 'QuizAdded', api_get_user_id());
  133. } else {
  134. if ($finish == 2) {
  135. // delete?
  136. //$dialogBox .= get_lang('NoImg');
  137. }
  138. $finish = 0; // error
  139. if (api_failure::get_last_failure() == 'not_enough_space') {
  140. $dialogBox .= get_lang('NoSpace');
  141. } elseif (api_failure::get_last_failure() == 'php_file_in_zip_file') {
  142. $dialogBox .= get_lang('ZipNoPhp');
  143. }
  144. }
  145. }
  146. }
  147. if ($finish == 1) { /** ok -> send to main exercises page */
  148. header('Location: exercice.php?'.api_get_cidreq());
  149. exit;
  150. }
  151. Display::display_header($nameTools, get_lang('Exercise'));
  152. echo '<div class="actions">';
  153. echo '<a href="exercice.php?show=test">'.Display :: return_icon('back.png', get_lang('BackToExercisesList'),'',ICON_SIZE_MEDIUM).'</a>';
  154. echo '</div>';
  155. if ($finish==2) { // If we are in the img upload process.
  156. $dialogBox .= get_lang('ImgNote_st').$imgcount.get_lang('ImgNote_en').'<br />';
  157. while (list($key, $string) = each($imgparams)) {
  158. $dialogBox .= $string.'; ';
  159. }
  160. }
  161. if ($dialogBox) {
  162. Display::display_normal_message($dialogBox, false);
  163. }
  164. $form->display();
  165. }
  166. // Display the footer.
  167. Display::display_footer();