moodle/blocks/section_links/block_section_links.php
2007-01-23 03:39:56 +00:00

102 lines
3.6 KiB
PHP

<?PHP //$Id$
class block_section_links extends block_base {
function init() {
$this->title = get_string('blockname', 'block_section_links');
$this->version = 2004052800;
}
function instance_config($instance) {
parent::instance_config($instance);
$course = get_record('course', 'id', $this->instance->pageid);
if (isset($course->format)) {
if ($course->format == 'topics') {
$this->title = get_string('topics', 'block_section_links');
} else if ($course->format == 'weeks') {
$this->title = get_string('weeks', 'block_section_links');
} else {
$this->title = get_string('blockname', 'block_section_links');
}
}
}
function applicable_formats() {
return (array('course-view-weeks' => true, 'course-view-topics' => true, 'course-edit-weeks' => true, 'course-edit-topics' => true));
}
function get_content() {
global $CFG, $USER;
$highlight = 0;
if ($this->content !== NULL) {
return $this->content;
}
$this->content = new stdClass;
$this->content->footer = '';
$this->content->text = '';
if (empty($this->instance)) {
return $this->content;
}
$course = get_record('course', 'id', $this->instance->pageid);
$context = get_context_instance(CONTEXT_COURSE, $course->id);
if ($course->format == 'weeks' or $course->format == 'weekscss') {
$highlight = ceil((time()-$course->startdate)/604800);
$linktext = get_string('jumptocurrentweek', 'block_section_links');
$sectionname = 'week';
}
else if ($course->format == 'topics') {
$highlight = $course->marker;
$linktext = get_string('jumptocurrenttopic', 'block_section_links');
$sectionname = 'topic';
}
$inc = 1;
if ($course->numsections > 22) {
$inc = 2;
}
if ($course->numsections > 40) {
$inc = 5;
}
if (!empty($USER->id)) {
$display = get_field('course_display', 'display', 'course', $this->instance->pageid, 'userid', $USER->id);
}
if (!empty($display)) {
$link = $CFG->wwwroot.'/course/view.php?id='.$this->instance->pageid.'&amp;'.$sectionname.'=';
} else {
$link = '#section-';
}
$text = '<ol class="inline-list">';
for ($i = $inc; $i <= $course->numsections; $i += $inc) {
$isvisible = get_field('course_sections', 'visible', 'course', $this->instance->pageid, 'section', $i);
if (!$isvisible and !has_capability('moodle/course:update', $context)) {
continue;
}
$style = ($isvisible) ? '' : ' class="dimmed"';
if ($i == $highlight) {
$text .= "<li><a href=\"$link$i\"$style><strong>$i</strong></a></li>\n";
} else {
$text .= "<li><a href=\"$link$i\"$style>$i</a></li>\n";
}
}
$text .= '</ol>';
if ($highlight) {
$isvisible = get_field('course_sections', 'visible', 'course', $this->instance->pageid, 'section', $highlight);
if ($isvisible or has_capability('moodle/course:update', $context)) {
$style = ($isvisible) ? '' : ' class="dimmed"';
$text .= "\n<a href=\"$link$highlight\"$style>$linktext</a>";
}
}
$this->content->text = $text;
return $this->content;
}
}
?>