hotpotatoes.php 8.6 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).'pclzip/pclzip.lib.php';
  17. require_once 'hotpotatoes.lib.php';
  18. // Section (for the tabs).
  19. $this_section = SECTION_COURSES;
  20. // Access restriction: only teachers are allowed here.
  21. if (!api_is_allowed_to_edit(null, true)) {
  22. api_not_allowed();
  23. }
  24. if (isset($_SESSION['gradebook'])) {
  25. $gradebook = $_SESSION['gradebook'];
  26. }
  27. if (!empty($gradebook) && $gradebook == 'view') {
  28. $interbreadcrumb[] = array(
  29. 'url' => '../gradebook/'.$_SESSION['gradebook_dest'],
  30. 'name' => get_lang('ToolGradebook')
  31. );
  32. }
  33. // The breadcrumbs.
  34. $interbreadcrumb[] = array('url' => './exercice.php', 'name' => get_lang('Exercices'));
  35. $is_allowedToEdit = api_is_allowed_to_edit(null, true);
  36. // Database table definitions.
  37. $dbTable = Database::get_course_table(TABLE_DOCUMENT);
  38. $course_id = api_get_course_int_id();
  39. // Setting some variables.
  40. $document_sys_path = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document';
  41. $uploadPath = '/HotPotatoes_files';
  42. $finish = (!empty($_POST['finish']) ? $_POST['finish'] : 0);
  43. $imgcount = (!empty($_POST['imgcount']) ? $_POST['imgcount'] : null);
  44. $fld = (!empty($_POST['fld']) ? $_POST['fld'] : null);
  45. // If user is allowed to edit...
  46. if (api_is_allowed_to_edit(null, true)) {
  47. if (hotpotatoes_init($document_sys_path.$uploadPath)) {
  48. // If the directory doesn't exist, create the "HotPotatoes" directory.
  49. $doc_id = add_document($_course, '/HotPotatoes_files', 'folder', 0, get_lang('HotPotatoesFiles'));
  50. // Update properties in dbase (in any case).
  51. api_item_property_update($_course, TOOL_DOCUMENT, $doc_id, 'FolderCreated', api_get_user_id());
  52. // Make invisible (in any case) - why?
  53. api_item_property_update($_course, TOOL_DOCUMENT, $doc_id, 'invisible', api_get_user_id());
  54. }
  55. }
  56. /** Display */
  57. $nameTools = get_lang('HotPotatoesTests');
  58. $form = new FormValidator('hotpotatoes', 'post', api_get_self()."?".api_get_cidreq(), null, array('enctype' => 'multipart/form-data'));
  59. $form->addElement('header', $nameTools);
  60. $form->addElement('hidden', 'uploadPath');
  61. $form->addElement('hidden', 'fld', $fld);
  62. $form->addElement('hidden', 'imgcount', $imgcount);
  63. $form->addElement('hidden', 'finish', $finish);
  64. $form->addElement('html', GenerateHiddenList($imgparams));
  65. $form->addElement('advanced_settings', Display::return_icon('hotpotatoes.jpg', get_lang('Hotpotatoes')));
  66. $label = get_lang('DownloadImg').' : ';
  67. if ($finish == 0) {
  68. $label = get_lang('DownloadFile').' : ';
  69. }
  70. $form->addElement('file', 'userFile', $label);
  71. $form->addElement('button', 'submit', get_lang('SendFile'));
  72. // If finish is set; it's because the user came from this script in the first place (displaying hidden "finish" field).
  73. if ((api_is_allowed_to_edit(null, true)) && (($finish == 0) || ($finish == 2))) {
  74. // Moved this down here as the upload handling functions give output.
  75. if ($form->validate()) {
  76. // Initialise $finish
  77. if (!isset($finish)) {
  78. $finish = 0;
  79. }
  80. //if the size is not defined, it's probably because there has been an error or no file was submitted
  81. if (!$_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(
  105. $_course,
  106. $_FILES['userFile'],
  107. $document_sys_path,
  108. $uploadPath . '/' . $fld,
  109. api_get_user_id(),
  110. null,
  111. null,
  112. $unzip,
  113. '',
  114. $allow_output_on_success
  115. )) {
  116. if ($finish == 2) {
  117. $imgparams = $_POST['imgparams'];
  118. $checked = CheckImageName($imgparams, $filename);
  119. if ($checked) {
  120. $imgcount = $imgcount-1;
  121. } else {
  122. $dialogBox .= $filename.' '.get_lang('NameNotEqual');
  123. my_delete($document_sys_path.$uploadPath.'/'.$fld.'/'.$filename);
  124. update_db_info('delete', $uploadPath.'/'.$fld.'/'.$filename);
  125. }
  126. if ($imgcount == 0) { // all image uploaded
  127. $finish = 1;
  128. }
  129. } else {
  130. // If we are (still) on the first step of the upload process.
  131. if ($finish == 0) {
  132. $finish = 2;
  133. // Get number and name of images from the files contents.
  134. GetImgParams('/'.$filename, $document_sys_path.$uploadPath.'/'.$fld, $imgparams, $imgcount);
  135. if ($imgcount == 0) {
  136. // There is no img link, so finish the upload process.
  137. $finish = 1;
  138. } else {
  139. // There is still one or more img missing.
  140. $dialogBox .= get_lang('DownloadEnd');
  141. }
  142. }
  143. }
  144. $title = @htmlspecialchars(GetQuizName($filename, $document_sys_path.$uploadPath.'/'.$fld.'/'), ENT_COMPAT, api_get_system_encoding());
  145. $query = "UPDATE $dbTable SET comment='".Database::escape_string($title)."'
  146. WHERE c_id = $course_id AND path=\"".$uploadPath."/".$fld."/".$filename."\"";
  147. Database::query($query);
  148. api_item_property_update($_course, TOOL_QUIZ, $id, 'QuizAdded', api_get_user_id());
  149. } else {
  150. if ($finish == 2) {
  151. // delete?
  152. //$dialogBox .= get_lang('NoImg');
  153. }
  154. $finish = 0;
  155. // error
  156. if (api_failure::get_last_failure() == 'not_enough_space') {
  157. $dialogBox .= get_lang('NoSpace');
  158. } elseif (api_failure::get_last_failure() == 'php_file_in_zip_file') {
  159. $dialogBox .= get_lang('ZipNoPhp');
  160. }
  161. }
  162. }
  163. }
  164. if ($finish == 1) { /** ok -> send to main exercises page */
  165. header('Location: exercice.php?'.api_get_cidreq());
  166. exit;
  167. }
  168. Display::display_header($nameTools, get_lang('Exercise'));
  169. echo '<div class="actions">';
  170. echo '<a href="exercice.php?show=test">'.
  171. Display :: return_icon('back.png', get_lang('BackToExercisesList'), '', ICON_SIZE_MEDIUM).
  172. '</a>';
  173. echo '</div>';
  174. if ($finish == 2) { // If we are in the img upload process.
  175. $dialogBox .= get_lang('ImgNote_st').$imgcount.get_lang('ImgNote_en').'<br />';
  176. while (list($key, $string) = each($imgparams)) {
  177. $dialogBox .= $string.'; ';
  178. }
  179. }
  180. if ($dialogBox) {
  181. Display::display_normal_message($dialogBox, false);
  182. }
  183. $form->display();
  184. }
  185. // Display the footer.
  186. Display::display_footer();