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MDL-62748 course: maxsections is a limit

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For course formats shipped with core, maxsections should be a limit to the number of sections
allowed in the course.
This commit is contained in:
Damyon Wiese 2018-07-16 15:58:49 +08:00 • committed by Jenkins
parent f468f6d02a
commit 7c05d8a3d2
6 changed files with 60 additions and 13 deletions
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12
course/format/lib.php
View file

@ -287,6 +287,18 @@ abstract class format_base {
return (int)max(array_keys($sections));
}
/**
* Method used to get the maximum number of sections for this course format.
* @return int
*/
public function get_max_sections() {
$maxsections = get_config('moodlecourse', 'maxsections');
if (!isset($maxsections) || !is_numeric($maxsections)) {
$maxsections = 52;
}
return $maxsections;
}
/**
* Returns true if the course has a front page.
*

29
course/format/renderer.php
View file

@ -952,7 +952,10 @@ abstract class format_section_renderer_base extends plugin_renderer_base {
return '';
}
$options = course_get_format($course)->get_format_options();
$format = course_get_format($course);
$options = $format->get_format_options();
$maxsections = $format->get_max_sections();
$lastsection = $format->get_last_section_number();
$supportsnumsections = array_key_exists('numsections', $options);
if ($supportsnumsections) {
@ -963,13 +966,15 @@ abstract class format_section_renderer_base extends plugin_renderer_base {
echo html_writer::start_tag('div', array('id' => 'changenumsections', 'class' => 'mdl-right'));
// Increase number of sections.
$straddsection = get_string('increasesections', 'moodle');
$url = new moodle_url('/course/changenumsections.php',
array('courseid' => $course->id,
'increase' => true,
'sesskey' => sesskey()));
$icon = $this->output->pix_icon('t/switch_plus', $straddsection);
echo html_writer::link($url, $icon.get_accesshide($straddsection), array('class' => 'increase-sections'));
if ($lastsection < $maxsections) {
$straddsection = get_string('increasesections', 'moodle');
$url = new moodle_url('/course/changenumsections.php',
array('courseid' => $course->id,
'increase' => true,
'sesskey' => sesskey()));
$icon = $this->output->pix_icon('t/switch_plus', $straddsection);
echo html_writer::link($url, $icon.get_accesshide($straddsection), array('class' => 'increase-sections'));
}
if ($course->numsections > 0) {
// Reduce number of sections sections.
@ -985,11 +990,14 @@ abstract class format_section_renderer_base extends plugin_renderer_base {
echo html_writer::end_tag('div');
} else if (course_get_format($course)->uses_sections()) {
if ($lastsection >= $maxsections) {
// Don't allow more sections if we already hit the limit.
return;
}
// Current course format does not have 'numsections' option but it has multiple sections suppport.
// Display the "Add section" link that will insert a section in the end.
// Note to course format developers: inserting sections in the other positions should check both
// capabilities 'moodle/course:update' and 'moodle/course:movesections'.
echo html_writer::start_tag('div', array('id' => 'changenumsections', 'class' => 'mdl-right'));
if (get_string_manager()->string_exists('addsections', 'format_'.$course->format)) {
$straddsections = get_string('addsections', 'format_'.$course->format);
@ -1002,8 +1010,9 @@ abstract class format_section_renderer_base extends plugin_renderer_base {
$url->param('sectionreturn', $sectionreturn);
}
$icon = $this->output->pix_icon('t/add', $straddsections);
$newsections = $maxsections - $lastsection;
echo html_writer::link($url, $icon . $straddsections,
array('class' => 'add-sections', 'data-add-sections' => $straddsections));
array('class' => 'add-sections', 'data-add-sections' => $straddsections, 'new-sections' => $newsections));
echo html_writer::end_tag('div');
}
}