function dt_statistics_statistics_graph_ajax()
{
$include_zero_sales = $_REQUEST['include_zero_sales'];
$selectedItems = $_REQUEST['selectedItems'];
$graph_type = $_REQUEST['graph_type'];
dt_get_statistics_graph_data($graph_type, $include_zero_sales, $selectedItems);
die;
}
function dt_get_statistics_graph()
{
echo '<div class="dt-overallstatistics-container">';
echo '<div id="dt-statistics-graph-options">';
echo '<select id="dt-graph-type" name="dt-graph-type" style="width:40%;">';
echo '<option value="course">' . __('Course', 'dt_themes') . '</option>';
echo '<option value="teacher">' . __('Teacher', 'dt_themes') . '</option>';
echo '<option value="student">' . __('Student', 'dt_themes') . '</option>';
echo '</select>';
echo '<br /><br />';
echo '<div class="dt-graph-option dt-course-graph">';
echo __('Include course with zero sales', 'dt_themes') . '<input type="checkbox" name="dt-include-zero-course" id="dt-include-zero-course" value="1" class="dt-include-zero" />';
echo '<br /><br />';
$course_args = array('posts_per_page' => -1, 'post_type' => 'dt_courses', 'orderby' => 'title', 'order' => 'ASC');
$courses = get_posts($course_args);
if (isset($courses) && !empty($courses)) {
echo '<select id="dt-select-course" name="dt-select-course[]" style="width:40%;" multiple data-placeholder="' . __('Include Courses Manually...', 'dt_themes') . '" class="dt-chosen-select">';
echo '<option value=""></option>';
foreach ($courses as $course) {
echo '<option value="' . esc_attr($course->ID) . '">' . esc_html($course->post_title) . '</option>';
}
echo '</select>';
echo '<br /><br />';
}
echo '</div>';
echo '<div class="dt-graph-option dt-teacher-graph">';
echo __('Include teacher with zero submissions', 'dt_themes') . '<input type="checkbox" name="dt-include-zero-teacher" id="dt-include-zero-teacher" value="1" class="dt-include-zero" />';
echo '<br /><br />';
$teachers = get_users(array('role' => 'teacher'));
if (isset($teachers) && !empty($teachers)) {
echo '<select id="dt-select-teacher" name="dt-select-teacher[]" style="width:40%;" multiple data-placeholder="' . __('Include Teachers Manually...', 'dt_themes') . '" class="dt-chosen-select">';
echo '<option value=""></option>';
foreach ($teachers as $teacher) {
$teacher_id = $teacher->data->ID;
$teacher_name = $teacher->data->display_name;
echo '<option value="' . esc_attr($teacher_id) . '">' . esc_html($teacher_name) . '</option>';
}
echo '</select>';
echo '<br /><br />';
}
echo '</div>';
echo '<div class="dt-graph-option dt-student-graph">';
echo __('Include student with zero subsciptions', 'dt_themes') . '<input type="checkbox" name="dt-include-zero-student" id="dt-include-zero-student" value="1" class="dt-include-zero" />';
echo '<br /><br />';
$students = array_merge(get_users(array('role' => 's2member_level1')), get_users(array('role' => 's2member_level2')), get_users(array('role' => 's2member_level3')), get_users(array('role' => 's2member_level4')));
if (isset($students) && !empty($students)) {
echo '<select id="dt-select-student" name="dt-select-student[]" style="width:40%;" multiple data-placeholder="' . __('Include Students Manually...', 'dt_themes') . '" class="dt-chosen-select">';
echo '<option value=""></option>';
foreach ($students as $student) {
$student_id = $student->data->ID;
$student_name = $student->data->display_name;
echo '<option value="' . esc_attr($student_id) . '">' . esc_html($student_name) . '</option>';
}
echo '</select>';
echo '<br /><br />';
}
echo '</div>';
echo '<input type="button" name="dt-graph-generate" id="dt-graph-generate" value="' . __('Generate Graph', 'dt_themes') . '" />';
echo '<br /><br /><br />';
echo '</div>';
echo '<div id="dt-sc-ajax-load-image" style="display:none;"><img src="' . IAMD_BASE_URL . "images/loading.png" . '" alt="" /></div>';
echo '<div id="dt-statistics-graph-container">';
dt_get_statistics_graph_data('course', 0, '');
echo '</div>';
echo '</div>';
}
