survey.php 16 KB

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  1. <?php // $Id: survey.php 22573 2009-08-03 03:38:13Z yannoo $
  2. /* For licensing terms, see /dokeos_license.txt */
  3. /**
  4. * @package dokeos.survey
  5. * @author unknown
  6. * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University: cleanup, refactoring and rewriting large parts of the code
  7. * @version $Id: survey.php 22573 2009-08-03 03:38:13Z yannoo $
  8. *
  9. * @todo use quickforms for the forms
  10. */
  11. // name of the language file that needs to be included
  12. $language_file = 'survey';
  13. // including the global dokeos file
  14. require ('../inc/global.inc.php');
  15. // including additional libraries
  16. //require_once (api_get_path(LIBRARY_PATH)."/survey.lib.php");
  17. require_once('survey.lib.php');
  18. require_once (api_get_path(LIBRARY_PATH)."/course.lib.php");
  19. /** @todo this has to be moved to a more appropriate place (after the display_header of the code)*/
  20. // coach can't view this page
  21. $extend_rights_for_coachs = api_get_setting('extend_rights_for_coach_on_survey');
  22. if (!api_is_allowed_to_edit(false,true) || (api_is_course_coach() && $extend_rights_for_coachs=='false'))
  23. {
  24. Display :: display_header(get_lang('Survey'));
  25. Display :: display_error_message(get_lang('NotAllowed'), false);
  26. Display :: display_footer();
  27. exit;
  28. }
  29. // Database table definitions
  30. $table_survey = Database :: get_course_table(TABLE_SURVEY);
  31. $table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
  32. $table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
  33. $table_survey_question_group = Database :: get_course_table(TABLE_SURVEY_QUESTION_GROUP);
  34. $table_course = Database :: get_main_table(TABLE_MAIN_COURSE);
  35. $table_user = Database :: get_main_table(TABLE_MAIN_USER);
  36. $user_info = Database :: get_main_table(TABLE_MAIN_SURVEY_REMINDER); // TODO: To be checked. TABLE_MAIN_SURVEY_REMINDER has not been defined.
  37. $survey_id = intval($_GET['survey_id']);
  38. // breadcrumbs
  39. $interbreadcrumb[] = array ("url" => "survey_list.php", "name" => get_lang('SurveyList'));
  40. // getting the survey information
  41. if (isset($_GET['survey_id'])) {
  42. $course_code = api_get_course_id();
  43. if ($course_code!=-1) {
  44. $survey_data = survey_manager::get_survey($survey_id);
  45. } else {
  46. Display :: display_header(get_lang('Survey'));
  47. Display :: display_error_message(get_lang('NotAllowed'), false);
  48. Display :: display_footer();
  49. exit;
  50. }
  51. }
  52. if (api_substr($survey_data['title'],0,3)!='<p>'){
  53. $tool_name = strip_tags(api_substr(api_html_entity_decode($survey_data['title'],ENT_QUOTES,$charset), 0, 40));
  54. }else{
  55. $tool_name = strip_tags(api_substr(api_html_entity_decode(api_substr($survey_data['title'],3,-4),ENT_QUOTES,$charset), 0, 40));
  56. }
  57. $is_survey_type_1 = ($survey_data['survey_type']==1)?true:false;
  58. if (api_strlen(strip_tags($survey_data['title'])) > 40)
  59. {
  60. $tool_name .= '...';
  61. }
  62. if($is_survey_type_1 && ($_GET['action']=='addgroup')||($_GET['action']=='deletegroup'))
  63. {
  64. $_POST['name'] = trim($_POST['name']);
  65. if(($_GET['action']=='addgroup'))
  66. {
  67. if(!empty($_POST['group_id']))
  68. {
  69. Database::query('UPDATE '.$table_survey_question_group.' SET description = \''.Database::escape_string($_POST['description']).'\' WHERE id = \''.Database::escape_string($_POST['group_id']).'\'');
  70. $sendmsg = 'GroupUpdatedSuccessfully';
  71. }
  72. elseif(!empty($_POST['name']))
  73. {
  74. Database::query('INSERT INTO '.$table_survey_question_group.' (name,description,survey_id) values (\''.Database::escape_string($_POST['name']).'\',\''.Database::escape_string($_POST['description']).'\',\''.Database::escape_string($survey_id).'\') ');
  75. $sendmsg = 'GroupCreatedSuccessfully';
  76. } else {
  77. $sendmsg = 'GroupNeedName';
  78. }
  79. }
  80. if($_GET['action']=='deletegroup'){
  81. Database::query('DELETE FROM '.$table_survey_question_group.' WHERE id = '.Database::escape_string($_GET['gid']).' and survey_id = '.Database::escape_string($survey_id));
  82. $sendmsg = 'GroupDeletedSuccessfully';
  83. }
  84. header('Location:survey.php?survey_id='.$survey_id.'&sendmsg='.$sendmsg);
  85. exit;
  86. }
  87. // Displaying the header
  88. Display::display_header($tool_name,'Survey');
  89. // Action handling
  90. $my_action_survey = Security::remove_XSS($_GET['action']);
  91. $my_question_id_survey = Security::remove_XSS($_GET['question_id']);
  92. $my_survey_id_survey = Security::remove_XSS($_GET['survey_id']);
  93. $message_information = Security::remove_XSS($_GET['message']);
  94. if (isset($_GET['action'])) {
  95. if (($_GET['action'] == 'moveup' OR $_GET['action'] == 'movedown') AND isset($_GET['question_id'])) {
  96. survey_manager::move_survey_question($my_action_survey,$my_question_id_survey,$my_survey_id_survey);
  97. Display::display_confirmation_message(get_lang('SurveyQuestionMoved'));
  98. }
  99. if ($_GET['action'] == 'delete' AND is_numeric($_GET['question_id'])) {
  100. survey_manager::delete_survey_question($my_survey_id_survey, $my_question_id_survey, $survey_data['is_shared']);
  101. }
  102. }
  103. if (isset($_GET['message'])) {
  104. // we have created the survey or updated the survey
  105. if (in_array($_GET['message'], array('SurveyUpdatedSuccesfully','SurveyCreatedSuccesfully'))) {
  106. Display::display_confirmation_message(get_lang($message_information).','.PHP_EOL.api_strtolower(get_lang('YouCanNowAddQuestionToYourSurvey')));
  107. }
  108. // we have added a question
  109. if (in_array($_GET['message'], array('QuestionAdded','QuestionUpdated'))) {
  110. Display::display_confirmation_message(get_lang($message_information));
  111. }
  112. if (in_array($_GET['message'], array('YouNeedToCreateGroups'))) {
  113. Display::display_warning_message(get_lang($message_information), false);
  114. }
  115. }
  116. if(!empty($survey_data['survey_version'])) echo '<b>'.get_lang('Version').': '.$survey_data['survey_version'].'</b>';
  117. // We exit here is the first or last question is a pagebreak (which causes errors)
  118. SurveyUtil::check_first_last_question($_GET['survey_id']);
  119. // Action links
  120. $survey_actions = '<a href="create_new_survey.php?'.api_get_cidreq().'&amp;action=edit&amp;survey_id='.$survey_id.'">'.Display::return_icon('edit.gif', get_lang('Edit')).' '.get_lang('EditSurvey').'</a>';
  121. $survey_actions .= '<a href="survey_list.php?'.api_get_cidreq().'&amp;action=delete&amp;survey_id='.$survey_id.'" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("DeleteSurvey").'?',ENT_QUOTES,$charset)).'\')) return false;">'.Display::return_icon('delete.gif', get_lang('Delete')).' '.get_lang('DeleteSurvey').'</a>';
  122. //$survey_actions .= '<a href="create_survey_in_another_language.php?id_survey='.$survey_id.'">'.Display::return_icon('copy.gif', get_lang('Copy')).'</a>';
  123. $survey_actions .= '<a href="preview.php?'.api_get_cidreq().'&amp;survey_id='.$survey_id.'">'.Display::return_icon('preview.gif', get_lang('Preview')).' '.get_lang('Preview').'</a>';
  124. $survey_actions .= '<a href="survey_invite.php?'.api_get_cidreq().'&amp;survey_id='.$survey_id.'">'.Display::return_icon('survey_publish.gif', get_lang('Publish')).' '.get_lang('Publish').'</a>';
  125. $survey_actions .= '<a href="reporting.php?'.api_get_cidreq().'&amp;survey_id='.$survey_id.'">'.Display::return_icon('statistics.gif', get_lang('Reporting')).' '.get_lang('Reporting').'</a>';
  126. echo '<div class="actions">'.$survey_actions.'</div>';
  127. if ($survey_data['survey_type']==0) {
  128. echo '<div class="actionsbig">';
  129. echo '<a style="padding-left:0px;" href="question.php?'.api_get_cidreq().'&amp;action=add&type=yesno&amp;survey_id='.$survey_id.'">'.Display::return_icon('yesno.gif',get_lang('YesNo')).'<br/>'.get_lang('YesNo').'</a>';
  130. echo '<a href="question.php?'.api_get_cidreq().'&amp;action=add&type=multiplechoice&amp;survey_id='.$survey_id.'">'.Display::return_icon('mcua.gif',get_lang('UniqueSelect')).'<br />'.get_lang('UniqueSelect').'</a>';
  131. echo '<a href="question.php?'.api_get_cidreq().'&amp;action=add&type=multipleresponse&amp;survey_id='.$survey_id.'">'.Display::return_icon('mcma.gif',get_lang('MultipleResponse')).'<br />'.get_lang('MultipleResponse').'</a>';
  132. echo '<a href="question.php?'.api_get_cidreq().'&amp;action=add&type=open&amp;survey_id='.$survey_id.'">'.Display::return_icon('open_answer.gif',get_lang('Open')).'<br />'.get_lang('Open').'</a>';
  133. echo '<a href="question.php?'.api_get_cidreq().'&amp;action=add&type=dropdown&amp;survey_id='.$survey_id.'">'.Display::return_icon('dropdown.gif',get_lang('Dropdown')).'<br />'.get_lang('Dropdown').'</a>';
  134. echo '<a href="question.php?'.api_get_cidreq().'&amp;action=add&type=percentage&amp;survey_id='.$survey_id.'">'.Display::return_icon('percentagequestion.gif',get_lang('Percentage')).'<br />'.get_lang('Percentage').'</a>';
  135. echo '<a href="question.php?'.api_get_cidreq().'&amp;action=add&type=score&amp;survey_id='.$survey_id.'">'.Display::return_icon('scorequestion.gif',get_lang('Score')).'<br />'.get_lang('Score').'</a>';
  136. echo '<a href="question.php?'.api_get_cidreq().'&amp;action=add&type=comment&amp;survey_id='.$survey_id.'">'.Display::return_icon('commentquestion.gif',get_lang('Comment')).'<br />'.get_lang('Comment').'</a>';
  137. echo '<a href="question.php?'.api_get_cidreq().'&amp;action=add&type=pagebreak&amp;survey_id='.$survey_id.'">'.Display::return_icon('page_end.gif',get_lang('Pagebreak')).'<br />'.get_lang('Pagebreak').'</a>';
  138. echo '</div>';
  139. } else {
  140. echo '<div class="actionsbig">';
  141. //echo '<a href="group.php?'.api_get_cidreq().'&amp;action=add&amp;survey_id='.$survey_id.'"><img src="../img/yesno.gif" /><br />'.get_lang('Add groups').'</a></div>';
  142. echo '<a style="padding-left:0px;" href="question.php?'.api_get_cidreq().'&amp;action=add&type=personality&amp;survey_id='.$survey_id.'"><img src="../img/yesno.gif" />'.get_lang('PersonalityQuestion').'</a></div>';
  143. echo '</div>';
  144. }
  145. // Displaying the table header with all the questions
  146. echo '<table class="data_table">';
  147. echo ' <tr class="row_odd">';
  148. echo ' <th width="15">'.get_lang('QuestionNumber').'</th>';
  149. echo ' <th>'.get_lang('Title').'</th>';
  150. echo ' <th>'.get_lang('Type').'</th>';
  151. echo ' <th width="50" >'.get_lang('NumberOfOptions').'</th>';
  152. echo ' <th width="100">'.get_lang('Modify').'</th>';
  153. if($is_survey_type_1) {
  154. echo '<th width="100">'.get_lang('Condition').'</th>';
  155. echo '<th width="40">'.get_lang('Group').'</th>';
  156. }
  157. echo ' </tr>';
  158. // Displaying the table contents with all the questions
  159. $question_counter = 1;
  160. $sql = "SELECT * FROM $table_survey_question_group WHERE survey_id = '".Database::escape_string($survey_id)."' ORDER BY id";
  161. $result = Database::query($sql, __FILE__, __LINE__);
  162. $groups = array();
  163. while($row = Database::fetch_array($result)) {
  164. $groups[$row['id']] = $row['name'];
  165. }
  166. $sql = "SELECT survey_question.*, count(survey_question_option.question_option_id) as number_of_options
  167. FROM $table_survey_question survey_question
  168. LEFT JOIN $table_survey_question_option survey_question_option
  169. ON survey_question.question_id = survey_question_option.question_id
  170. WHERE survey_question.survey_id = '".Database::escape_string($survey_id)."'
  171. GROUP BY survey_question.question_id
  172. ORDER BY survey_question.sort ASC";
  173. $result = Database::query($sql, __FILE__, __LINE__);
  174. $question_counter_max = Database::num_rows($result);
  175. while ($row = Database::fetch_array($result,'ASSOC')) {
  176. echo '<tr>';
  177. echo ' <td>'.$question_counter.'</td>';
  178. echo ' <td>';
  179. if (api_strlen($row['survey_question']) > 100) {
  180. echo api_substr(strip_tags($row['survey_question']),0, 100).' ... ';
  181. } else {
  182. echo $row['survey_question'];
  183. }
  184. if ($row['type'] == 'yesno') {
  185. $tool_name = get_lang('YesNo');
  186. } else if ($row['type'] == 'multiplechoice') {
  187. $tool_name = get_lang('UniqueSelect');
  188. } else {
  189. $tool_name = get_lang(api_ucfirst(Security::remove_XSS($row['type'])));
  190. }
  191. echo '</td>';
  192. echo ' <td>'.$tool_name.'</td>';
  193. echo ' <td>'.$row['number_of_options'].'</td>';
  194. echo ' <td>';
  195. echo ' <a href="question.php?'.api_get_cidreq().'&amp;action=edit&amp;type='.$row['type'].'&amp;survey_id='.$survey_id.'&amp;question_id='.$row['question_id'].'">'.Display::return_icon('edit.gif', get_lang('Edit')).'</a>';
  196. echo ' <a href="survey.php?'.api_get_cidreq().'&amp;action=delete&amp;survey_id='.$survey_id.'&amp;question_id='.$row['question_id'].'" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("DeleteSurveyQuestion").'?',ENT_QUOTES,$charset)).'\')) return false;">'.Display::return_icon('delete.gif', get_lang('Delete')).'</a>';
  197. if ($question_counter > 1)
  198. {
  199. echo ' <a href="survey.php?'.api_get_cidreq().'&amp;action=moveup&amp;survey_id='.$survey_id.'&amp;question_id='.$row['question_id'].'">'.Display::return_icon('up.gif', get_lang('MoveUp')).'</a>';
  200. } else {
  201. Display::display_icon('up_na.gif');
  202. }
  203. if ($question_counter < $question_counter_max)
  204. {
  205. echo ' <a href="survey.php?'.api_get_cidreq().'&amp;action=movedown&amp;survey_id='.$survey_id.'&amp;question_id='.$row['question_id'].'">'.Display::return_icon('down.gif', get_lang('MoveDown')).'</a>';
  206. } else {
  207. Display::display_icon('down_na.gif');
  208. }
  209. echo ' </td>';
  210. $question_counter++;
  211. if($is_survey_type_1)
  212. {
  213. echo '<td>'.(($row['survey_group_pri']==0)?get_lang('Secondary'):get_lang('Primary')).'</td>';
  214. echo '<td>'.(($row['survey_group_pri']==0)?$groups[$row['survey_group_sec1']].'-'.$groups[$row['survey_group_sec2']]:$groups[$row['survey_group_pri']]).'</td>';
  215. }
  216. echo '</tr>';
  217. }
  218. echo '</table>';
  219. if($is_survey_type_1)
  220. {
  221. echo '<br /><br /><b>'.get_lang('ManageGroups').'</b><br /><br />';
  222. if (in_array($_GET['sendmsg'], array('GroupUpdatedSuccessfully','GroupDeletedSuccessfully','GroupCreatedSuccessfully'))){
  223. echo Display::display_confirmation_message(get_lang($_GET['sendmsg']), false);
  224. }
  225. if (in_array($_GET['sendmsg'], array('GroupNeedName'))){
  226. echo Display::display_warning_message(get_lang($_GET['sendmsg']), false);
  227. }
  228. echo '<table border="0"><tr><td width="100">'.get_lang('Name').'</td><td>'.get_lang('Description').'</td></tr></table>';
  229. echo '<form action="survey.php?action=addgroup&survey_id='.$survey_id.'" method="post">';
  230. if($_GET['action']=='editgroup') {
  231. $sql = 'SELECT name,description FROM '.$table_survey_question_group.' WHERE id = '.Database::escape_string($_GET['gid']).' AND survey_id = '.Database::escape_string($survey_id).' limit 1';
  232. $rs = Database::query($sql,__FILE__,__LINE__);
  233. $editedrow = Database::fetch_array($rs,'ASSOC');
  234. echo '<input type="text" maxlength="20" name="name" value="'.$editedrow['name'].'" size="10" disabled>';
  235. echo '<input type="text" maxlength="150" name="description" value="'.$editedrow['description'].'" size="40">';
  236. echo '<input type="hidden" name="group_id" value="'.Security::remove_XSS($_GET['gid']).'">';
  237. echo '<input type="submit" value="'.get_lang('Save').'"'.'<input type="button" value="'.get_lang('Cancel').'" onclick="window.location.href = \'survey.php?survey_id='.Security::remove_XSS($survey_id).'\';" />';
  238. } else {
  239. echo '<input type="text" maxlength="20" name="name" value="" size="10">';
  240. echo '<input type="text" maxlength="250" name="description" value="" size="80">';
  241. echo '<input type="submit" value="'.get_lang('Create').'"';
  242. }
  243. echo '</form><br />';
  244. echo '<table class="data_table">';
  245. echo ' <tr class="row_odd">';
  246. echo ' <th width="200">'.get_lang('Name').'</th>';
  247. echo ' <th>'.get_lang('Description').'</th>';
  248. echo ' <th width="100">'.get_lang('Modify').'</th>';
  249. echo ' </tr>';
  250. $sql = 'SELECT id,name,description FROM '.$table_survey_question_group.' WHERE survey_id = '.Database::escape_string($survey_id).' ORDER BY name';
  251. $rs = Database::query($sql,__FILE__,__LINE__);
  252. while($row = Database::fetch_array($rs,ASSOC)){
  253. $grouplist .= '<tr><td>'.$row['name'].'</td><td>'.$row['description'].'</td><td>'.
  254. '<a href="survey.php?survey_id='.$survey_id.'&gid='.$row['id'].'&action=editgroup">'.
  255. Display::return_icon('edit.gif', get_lang('Edit')).'</a> '.
  256. '<a href="survey.php?survey_id='.$survey_id.'&gid='.$row['id'].'&action=deletegroup" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(sprintf(get_lang('DeleteSurveyGroup'),$row['name']).'?',ENT_QUOTES,$charset)).'\')) return false;">'.
  257. Display::return_icon('delete.gif', get_lang('Delete')).'</a>'.
  258. '</td></tr>';
  259. }
  260. echo $grouplist.'</table>';
  261. }
  262. // Footer
  263. Display :: display_footer();
  264. ?>