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							291 lines
						
					
					
						
							16 KiB
						
					
					
				<?php
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/* For licensing terms, see /license.txt */
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/**
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 *	@package chamilo.survey
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 * 	@author unknown
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 * 	@author Patrick Cool <patrick.cool@UGent.be>, Ghent University: cleanup, refactoring and rewriting large parts of the code
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 * 	@version $Id: survey.php 22573 2009-08-03 03:38:13Z yannoo $
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 *
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 * 	@todo use quickforms for the forms
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 */
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// Language file that needs to be included
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$language_file = 'survey';
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// Including the global initialization file
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require_once '../inc/global.inc.php';
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$this_section = SECTION_COURSES;
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// Including additional libraries
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//require_once api_get_path(LIBRARY_PATH).'survey.lib.php';
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require_once 'survey.lib.php';
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require_once api_get_path(LIBRARY_PATH).'course.lib.php';
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/** @todo this has to be moved to a more appropriate place (after the display_header of the code)*/
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// Coach can't view this page
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$extend_rights_for_coachs = api_get_setting('extend_rights_for_coach_on_survey');
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if (!api_is_allowed_to_edit(false, true) || (api_is_course_coach() && $extend_rights_for_coachs == 'false')) {
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	Display :: display_header(get_lang('ToolSurvey'));
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	Display :: display_error_message(get_lang('NotAllowed'), false);
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	Display :: display_footer();
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	exit;
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}
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// Database table definitions
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$table_survey 					= Database :: get_course_table(TABLE_SURVEY);
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$table_survey_question 			= Database :: get_course_table(TABLE_SURVEY_QUESTION);
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$table_survey_question_option 	= Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
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$table_survey_question_group    = Database :: get_course_table(TABLE_SURVEY_QUESTION_GROUP);
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$table_course 					= Database :: get_main_table(TABLE_MAIN_COURSE);
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$table_user 					= Database :: get_main_table(TABLE_MAIN_USER);
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$user_info 						= Database :: get_main_table(TABLE_MAIN_SURVEY_REMINDER); // TODO: To be checked. TABLE_MAIN_SURVEY_REMINDER has not been defined.
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$survey_id = intval($_GET['survey_id']);
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// Breadcrumbs
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$interbreadcrumb[] = array ('url' => 'survey_list.php', 'name' => get_lang('SurveyList'));
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// Getting the survey information
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if (isset($_GET['survey_id'])) {
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	$course_code = api_get_course_id();
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	if ($course_code!=-1) {
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		$survey_data = survey_manager::get_survey($survey_id);
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	} else {
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		Display :: display_header(get_lang('ToolSurvey'));
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		Display :: display_error_message(get_lang('NotAllowed'), false);
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		Display :: display_footer();
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		exit;
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	}
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}
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if (api_substr($survey_data['title'], 0, 3) != '<p>') {
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	$tool_name = strip_tags(api_substr(api_html_entity_decode($survey_data['title'], ENT_QUOTES), 0, 40));
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} else {
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	$tool_name = strip_tags(api_substr(api_html_entity_decode(api_substr($survey_data['title'], 3, -4), ENT_QUOTES), 0, 40));
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}
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$is_survey_type_1 = $survey_data['survey_type'] == 1;
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if (api_strlen(strip_tags($survey_data['title'])) > 40) {
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	$tool_name .= '...';
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}
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if ($is_survey_type_1 && $_GET['action'] == 'addgroup' || $_GET['action'] == 'deletegroup') {
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	$_POST['name'] = trim($_POST['name']);
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	if (($_GET['action'] == 'addgroup')) {
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		if (!empty($_POST['group_id'])) {
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			Database::query('UPDATE '.$table_survey_question_group.' SET description = \''.Database::escape_string($_POST['description']).'\' WHERE id = \''.Database::escape_string($_POST['group_id']).'\'');
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			$sendmsg = 'GroupUpdatedSuccessfully';
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		} elseif(!empty($_POST['name'])) {
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			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).'\') ');
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			$sendmsg = 'GroupCreatedSuccessfully';
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		} else {
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			$sendmsg = 'GroupNeedName';
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		}
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	}
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	if ($_GET['action'] == 'deletegroup'){
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		Database::query('DELETE FROM '.$table_survey_question_group.' WHERE id = '.Database::escape_string($_GET['gid']).' and survey_id = '.Database::escape_string($survey_id));
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		$sendmsg = 'GroupDeletedSuccessfully';
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	}
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	header('Location:survey.php?survey_id='.$survey_id.'&sendmsg='.$sendmsg);
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	exit;
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}
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// Displaying the header
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Display::display_header($tool_name,'Survey');
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// Action handling
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$my_action_survey		= Security::remove_XSS($_GET['action']);
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$my_question_id_survey  = Security::remove_XSS($_GET['question_id']);
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$my_survey_id_survey    = Security::remove_XSS($_GET['survey_id']);
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$message_information    = Security::remove_XSS($_GET['message']);
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if (isset($_GET['action'])) {
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	if (($_GET['action'] == 'moveup' || $_GET['action'] == 'movedown') && isset($_GET['question_id'])) {
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		survey_manager::move_survey_question($my_action_survey,$my_question_id_survey,$my_survey_id_survey);
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		Display::display_confirmation_message(get_lang('SurveyQuestionMoved'));
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	}
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	if ($_GET['action'] == 'delete' AND is_numeric($_GET['question_id'])) {
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		survey_manager::delete_survey_question($my_survey_id_survey, $my_question_id_survey, $survey_data['is_shared']);
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	}
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}
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if (isset($_GET['message'])) {
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	// We have created the survey or updated the survey
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	if (in_array($_GET['message'], array('SurveyUpdatedSuccesfully','SurveyCreatedSuccesfully'))) {
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		Display::display_confirmation_message(get_lang($message_information).', '.PHP_EOL.api_strtolower(get_lang('YouCanNowAddQuestionToYourSurvey')));
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	}
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	// We have added a question
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	if (in_array($_GET['message'], array('QuestionAdded', 'QuestionUpdated'))) {
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		Display::display_confirmation_message(get_lang($message_information));
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	}
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	if (in_array($_GET['message'], array('YouNeedToCreateGroups'))) {
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		Display::display_warning_message(get_lang($message_information), false);
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	}
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}
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if (!empty($survey_data['survey_version'])) echo '<b>'.get_lang('Version').': '.$survey_data['survey_version'].'</b>';
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// We exit here is the first or last question is a pagebreak (which causes errors)
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SurveyUtil::check_first_last_question($_GET['survey_id']);
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// Action links
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$survey_actions = '<a href="create_new_survey.php?'.api_get_cidreq().'&action=edit&survey_id='.$survey_id.'">'.Display::return_icon('edit.png', get_lang('EditSurvey'),'','32').'</a>';
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$survey_actions .= '<a href="survey_list.php?'.api_get_cidreq().'&action=delete&survey_id='.$survey_id.'" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang('DeleteSurvey').'?', ENT_QUOTES)).'\')) return false;">'.Display::return_icon('delete.png', get_lang('DeleteSurvey'),'','32').'</a>';
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//$survey_actions .= '<a href="create_survey_in_another_language.php?id_survey='.$survey_id.'">'.Display::return_icon('copy.gif', get_lang('Copy')).'</a>';
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$survey_actions .= '<a href="preview.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.Display::return_icon('preview_view.png', get_lang('Preview'),'','32').'</a>';
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$survey_actions .= '<a href="survey_invite.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.Display::return_icon('mail_send.png', get_lang('Publish'),'','32').'</a>';
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$survey_actions .= '<a href="reporting.php?'.api_get_cidreq().'&survey_id='.$survey_id.'">'.Display::return_icon('stats.png', get_lang('Reporting'),'','32').'</a>';
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echo '<div class="actions">'.$survey_actions.'</div>';
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if ($survey_data['survey_type'] == 0) {
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	echo '<div class="actionsbig">';
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	echo '<a style="padding-left:0px;" href="question.php?'.api_get_cidreq().'&action=add&type=yesno&survey_id='.$survey_id.'">'.Display::return_icon('yesno.gif', get_lang('YesNo')).'<br/>'.get_lang('YesNo').'</a>';
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	echo '<a href="question.php?'.api_get_cidreq().'&action=add&type=multiplechoice&survey_id='.$survey_id.'">'.Display::return_icon('mcua.gif', get_lang('UniqueSelect')).'<br />'.get_lang('UniqueSelect').'</a>';
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	echo '<a href="question.php?'.api_get_cidreq().'&action=add&type=multipleresponse&survey_id='.$survey_id.'">'.Display::return_icon('mcma.gif', get_lang('MultipleResponse')).'<br />'.get_lang('MultipleResponse').'</a>';
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	echo '<a href="question.php?'.api_get_cidreq().'&action=add&type=open&survey_id='.$survey_id.'">'.Display::return_icon('open_answer.gif', get_lang('Open')).'<br />'.get_lang('Open').'</a>';
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	echo '<a href="question.php?'.api_get_cidreq().'&action=add&type=dropdown&survey_id='.$survey_id.'">'.Display::return_icon('dropdown.gif', get_lang('Dropdown')).'<br />'.get_lang('Dropdown').'</a>';
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	echo '<a href="question.php?'.api_get_cidreq().'&action=add&type=percentage&survey_id='.$survey_id.'">'.Display::return_icon('percentagequestion.gif', get_lang('Percentage')).'<br />'.get_lang('Percentage').'</a>';
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	echo '<a href="question.php?'.api_get_cidreq().'&action=add&type=score&survey_id='.$survey_id.'">'.Display::return_icon('scorequestion.gif', get_lang('Score')).'<br />'.get_lang('Score').'</a>';
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	echo '<a href="question.php?'.api_get_cidreq().'&action=add&type=comment&survey_id='.$survey_id.'">'.Display::return_icon('commentquestion.gif', get_lang('Comment')).'<br />'.get_lang('Comment').'</a>';
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	echo '<a href="question.php?'.api_get_cidreq().'&action=add&type=pagebreak&survey_id='.$survey_id.'">'.Display::return_icon('page_end.gif', get_lang('Pagebreak')).'<br />'.get_lang('Pagebreak').'</a>';
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	echo '</div>';
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} else {
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	echo '<div class="actionsbig">';
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	//echo '<a href="group.php?'.api_get_cidreq().'&action=add&survey_id='.$survey_id.'"><img src="../img/yesno.gif" /><br />'.get_lang('Add groups').'</a></div>';
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	echo '<a style="padding-left:0px;" href="question.php?'.api_get_cidreq().'&action=add&type=personality&survey_id='.$survey_id.'"><img src="../img/yesno.gif" />'.get_lang('PersonalityQuestion').'</a></div>';
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	echo '</div>';
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}
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// Displaying the table header with all the questions
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echo '<table class="data_table">';
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echo '	<tr class="row_odd">';
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echo '		<th width="15">'.get_lang('QuestionNumber').'</th>';
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echo '		<th>'.get_lang('Title').'</th>';
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echo '		<th>'.get_lang('Type').'</th>';
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echo '		<th width="50" >'.get_lang('NumberOfOptions').'</th>';
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echo '		<th width="100">'.get_lang('Modify').'</th>';
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if ($is_survey_type_1) {
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	echo '<th width="100">'.get_lang('Condition').'</th>';
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    echo '<th width="40">'.get_lang('Group').'</th>';
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}
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echo '	</tr>';
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// Displaying the table contents with all the questions
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$question_counter = 1;
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$sql = "SELECT * FROM $table_survey_question_group WHERE survey_id = '".Database::escape_string($survey_id)."' ORDER BY id";
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$result = Database::query($sql);
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$groups = array();
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while ($row = Database::fetch_array($result)) {
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    $groups[$row['id']] = $row['name'];
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}
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$sql = "SELECT survey_question.*, count(survey_question_option.question_option_id) as number_of_options
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			FROM $table_survey_question survey_question
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			LEFT JOIN $table_survey_question_option survey_question_option
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			ON survey_question.question_id = survey_question_option.question_id
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			WHERE survey_question.survey_id = '".Database::escape_string($survey_id)."'
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			GROUP BY survey_question.question_id
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			ORDER BY survey_question.sort ASC";
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$result = Database::query($sql);
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$question_counter_max = Database::num_rows($result);
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while ($row = Database::fetch_array($result, 'ASSOC')) {
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	echo '<tr>';
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	echo '	<td>'.$question_counter.'</td>';
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	echo '	<td>';
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	if (api_strlen($row['survey_question']) > 100) {
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		echo api_substr(strip_tags($row['survey_question']), 0, 100).' ... ';
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	} else {
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		echo $row['survey_question'];
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	}
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	if ($row['type'] == 'yesno') {
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		$tool_name = get_lang('YesNo');
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	} else if ($row['type'] == 'multiplechoice') {
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		$tool_name = get_lang('UniqueSelect');
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	} else {
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		$tool_name = get_lang(api_ucfirst(Security::remove_XSS($row['type'])));
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	}
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	echo '</td>';
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	echo '	<td>'.$tool_name.'</td>';
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	echo '	<td>'.$row['number_of_options'].'</td>';
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	echo '	<td>';
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	echo '		<a href="question.php?'.api_get_cidreq().'&action=edit&type='.$row['type'].'&survey_id='.$survey_id.'&question_id='.$row['question_id'].'">'.Display::return_icon('edit.png', get_lang('Edit'),'',22).'</a>';
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	echo '		<a href="survey.php?'.api_get_cidreq().'&action=delete&survey_id='.$survey_id.'&question_id='.$row['question_id'].'" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang("DeleteSurveyQuestion").'?',ENT_QUOTES,$charset)).'\')) return false;">'.Display::return_icon('delete.png', get_lang('Delete'),'',22).'</a>';
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	if ($question_counter > 1) {
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		echo '		<a href="survey.php?'.api_get_cidreq().'&action=moveup&survey_id='.$survey_id.'&question_id='.$row['question_id'].'">'.Display::return_icon('up.png', get_lang('MoveUp'),'',22).'</a>';
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	} else {
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		Display::display_icon('up_na.png',' ','',22);
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	}
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	if ($question_counter < $question_counter_max) {
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		echo '		<a href="survey.php?'.api_get_cidreq().'&action=movedown&survey_id='.$survey_id.'&question_id='.$row['question_id'].'">'.Display::return_icon('down.png', get_lang('MoveDown'),'',22).'</a>';
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	} else {
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		Display::display_icon('down_na.png',' ','',22);
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	}
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	echo '	</td>';
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	$question_counter++;
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	if ($is_survey_type_1) {
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    	echo '<td>'.(($row['survey_group_pri']==0)?get_lang('Secondary'):get_lang('Primary')).'</td>';
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        echo '<td>'.(($row['survey_group_pri']==0)?$groups[$row['survey_group_sec1']].'-'.$groups[$row['survey_group_sec2']]:$groups[$row['survey_group_pri']]).'</td>';
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    }
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	echo '</tr>';
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}
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echo '</table>';
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if ($is_survey_type_1) {
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	echo '<br /><br /><b>'.get_lang('ManageGroups').'</b><br /><br />';
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	if (in_array($_GET['sendmsg'], array('GroupUpdatedSuccessfully', 'GroupDeletedSuccessfully', 'GroupCreatedSuccessfully'))) {
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		echo Display::display_confirmation_message(get_lang($_GET['sendmsg']), false);
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	}
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	if (in_array($_GET['sendmsg'], array('GroupNeedName'))){
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		echo Display::display_warning_message(get_lang($_GET['sendmsg']), false);
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	}
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	echo '<table border="0"><tr><td width="100">'.get_lang('Name').'</td><td>'.get_lang('Description').'</td></tr></table>';
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	echo '<form action="survey.php?action=addgroup&survey_id='.$survey_id.'" method="post">';
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	if ($_GET['action'] == 'editgroup') {
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		$sql = 'SELECT name,description FROM '.$table_survey_question_group.' WHERE id = '.Database::escape_string($_GET['gid']).' AND survey_id = '.Database::escape_string($survey_id).' limit 1';
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		$rs = Database::query($sql);
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		$editedrow = Database::fetch_array($rs,'ASSOC');
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		echo	'<input type="text" maxlength="20" name="name" value="'.$editedrow['name'].'" size="10" disabled>';
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		echo	'<input type="text" maxlength="150" name="description" value="'.$editedrow['description'].'" size="40">';
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		echo	'<input type="hidden" name="group_id" value="'.Security::remove_XSS($_GET['gid']).'">';
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		echo	'<input type="submit" value="'.get_lang('Save').'"'.'<input type="button" value="'.get_lang('Cancel').'" onclick="window.location.href = \'survey.php?survey_id='.Security::remove_XSS($survey_id).'\';" />';
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	} else {
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		echo	'<input type="text" maxlength="20" name="name" value="" size="10">';
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		echo	'<input type="text" maxlength="250" name="description" value="" size="80">';
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		echo	'<input type="submit" value="'.get_lang('Create').'"';
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	}
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	echo	'</form><br />';
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	echo '<table class="data_table">';
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	echo '	<tr class="row_odd">';
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	echo '		<th width="200">'.get_lang('Name').'</th>';
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	echo '		<th>'.get_lang('Description').'</th>';
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	echo '		<th width="100">'.get_lang('Modify').'</th>';
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	echo '	</tr>';
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	$sql = 'SELECT id,name,description FROM '.$table_survey_question_group.' WHERE survey_id = '.Database::escape_string($survey_id).' ORDER BY name';
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	$rs = Database::query($sql);
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	while($row = Database::fetch_array($rs,ASSOC)){
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		$grouplist .= '<tr><td>'.$row['name'].'</td><td>'.$row['description'].'</td><td>'.
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		'<a href="survey.php?survey_id='.$survey_id.'&gid='.$row['id'].'&action=editgroup">'.
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		Display::return_icon('edit.png', get_lang('Edit'),'',22).'</a> '.
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						|
		'<a href="survey.php?survey_id='.$survey_id.'&gid='.$row['id'].'&action=deletegroup" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(sprintf(get_lang('DeleteSurveyGroup'),$row['name']).'?',ENT_QUOTES)).'\')) return false;">'.
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						|
		Display::return_icon('delete.png', get_lang('Delete'),'',22).'</a>'.
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						|
		'</td></tr>';
 | 
						|
	}
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						|
	echo $grouplist.'</table>';
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						|
}
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						|
 | 
						|
// Footer
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						|
Display :: display_footer();
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						|
 |