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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Base renderer for outputting course formats.
*
* @package core
* @copyright 2012 Dan Poltawski
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @since Moodle 2.3
*/
defined('MOODLE_INTERNAL') || die();
/**
* This is a convenience renderer which can be used by section based formats
* to reduce code duplication. It is not necessary for all course formats to
* use this and its likely to change in future releases.
*
* @package core
* @copyright 2012 Dan Poltawski
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @since Moodle 2.3
*/
abstract class format_section_renderer_base extends plugin_renderer_base {
/** @var core_course_renderer contains instance of core course renderer */
protected $courserenderer;
/**
* Constructor method, calls the parent constructor
*
* @param moodle_page $page
* @param string $target one of rendering target constants
*/
public function __construct(moodle_page $page, $target) {
parent::__construct($page, $target);
$this->courserenderer = $this->page->get_renderer('core', 'course');
}
/**
* Generate the starting container html for a list of sections
* @return string HTML to output.
*/
abstract protected function start_section_list();
/**
* Generate the closing container html for a list of sections
* @return string HTML to output.
*/
abstract protected function end_section_list();
/**
* Generate the title for this section page
* @return string the page title
*/
abstract protected function page_title();
/**
* Generate the section title, wraps it in a link to the section page if page is to be displayed on a separate page
*
* @param stdClass $section The course_section entry from DB
* @param stdClass $course The course entry from DB
* @return string HTML to output.
*/
public function section_title($section, $course) {
$title = get_section_name($course, $section);
$url = course_get_url($course, $section->section, array('navigation' => true));
if ($url) {
$title = html_writer::link($url, $title);
}
return $title;
}
/**
* Generate the section title to be displayed on the section page, without a link
*
* @param stdClass $section The course_section entry from DB
* @param stdClass $course The course entry from DB
* @return string HTML to output.
*/
public function section_title_without_link($section, $course) {
return get_section_name($course, $section);
}
/**
* Generate the edit control action menu
*
* @param array $controls The edit control items from section_edit_control_items
* @param stdClass $course The course entry from DB
* @param stdClass $section The course_section entry from DB
* @return string HTML to output.
*/
protected function section_edit_control_menu($controls, $course, $section) {
$o = "";
if (!empty($controls)) {
$menu = new action_menu();
$menu->set_menu_trigger(get_string('edit'));
$menu->attributes['class'] .= ' section-actions';
foreach ($controls as $value) {
$url = empty($value['url']) ? '' : $value['url'];
$icon = empty($value['icon']) ? '' : $value['icon'];
$name = empty($value['name']) ? '' : $value['name'];
$attr = empty($value['attr']) ? array() : $value['attr'];
$class = empty($value['pixattr']['class']) ? '' : $value['pixattr']['class'];
$al = new action_menu_link_secondary(
new moodle_url($url),
new pix_icon($icon, '', null, array('class' => "smallicon " . $class)),
$name,
$attr
);
$menu->add($al);
}
$o .= html_writer::div($this->render($menu), 'section_action_menu',
array('data-sectionid' => $section->id));
}
return $o;
}
/**
* Generate the content to displayed on the right part of a section
* before course modules are included
*
* @param stdClass $section The course_section entry from DB
* @param stdClass $course The course entry from DB
* @param bool $onsectionpage true if being printed on a section page
* @return string HTML to output.
*/
protected function section_right_content($section, $course, $onsectionpage) {
$o = $this->output->spacer();
$controls = $this->section_edit_control_items($course, $section, $onsectionpage);
$o .= $this->section_edit_control_menu($controls, $course, $section);
return $o;
}
/**
* Generate the content to displayed on the left part of a section
* before course modules are included
*
* @param stdClass $section The course_section entry from DB
* @param stdClass $course The course entry from DB
* @param bool $onsectionpage true if being printed on a section page
* @return string HTML to output.
*/
protected function section_left_content($section, $course, $onsectionpage) {
$o = '';
if ($section->section != 0) {
// Only in the non-general sections.
if (course_get_format($course)->is_section_current($section)) {
$o = get_accesshide(get_string('currentsection', 'format_'.$course->format));
}
}
return $o;
}
/**
* Generate the display of the header part of a section before
* course modules are included
*
* @param stdClass $section The course_section entry from DB
* @param stdClass $course The course entry from DB
* @param bool $onsectionpage true if being printed on a single-section page
* @param int $sectionreturn The section to return to after an action
* @return string HTML to output.
*/
protected function section_header($section, $course, $onsectionpage, $sectionreturn=null) {
global $PAGE;
$o = '';
$currenttext = '';
$sectionstyle = '';
if ($section->section != 0) {
// Only in the non-general sections.
if (!$section->visible) {
$sectionstyle = ' hidden';
}
if (course_get_format($course)->is_section_current($section)) {
$sectionstyle = ' current';
}
}
$o.= html_writer::start_tag('li', array('id' => 'section-'.$section->section,
'class' => 'section main clearfix'.$sectionstyle, 'role'=>'region',
'aria-label'=> get_section_name($course, $section)));
// Create a span that contains the section title to be used to create the keyboard section move menu.
$o .= html_writer::tag('span', get_section_name($course, $section), array('class' => 'hidden sectionname'));
$leftcontent = $this->section_left_content($section, $course, $onsectionpage);
$o.= html_writer::tag('div', $leftcontent, array('class' => 'left side'));
$rightcontent = $this->section_right_content($section, $course, $onsectionpage);
$o.= html_writer::tag('div', $rightcontent, array('class' => 'right side'));
$o.= html_writer::start_tag('div', array('class' => 'content'));
// When not on a section page, we display the section titles except the general section if null
$hasnamenotsecpg = (!$onsectionpage && ($section->section != 0 || !is_null($section->name)));
// When on a section page, we only display the general section title, if title is not the default one
$hasnamesecpg = ($onsectionpage && ($section->section == 0 && !is_null($section->name)));
$classes = ' accesshide';
if ($hasnamenotsecpg || $hasnamesecpg) {
$classes = '';
}
$sectionname = html_writer::tag('span', $this->section_title($section, $course));
$o.= $this->output->heading($sectionname, 3, 'sectionname' . $classes);
$o .= $this->section_availability($section);
$o .= html_writer::start_tag('div', array('class' => 'summary'));
if ($section->uservisible || $section->visible) {
// Show summary if section is available or has availability restriction information.
// Do not show summary if section is hidden but we still display it because of course setting
// "Hidden sections are shown in collapsed form".
$o .= $this->format_summary_text($section);
}
$o .= html_writer::end_tag('div');
return $o;
}
/**
* Generate the display of the footer part of a section
*
* @return string HTML to output.
*/
protected function section_footer() {
$o = html_writer::end_tag('div');
$o.= html_writer::end_tag('li');
return $o;
}
/**
* @deprecated since Moodle 3.0 MDL-48947 - Use format_section_renderer_base::section_edit_control_items() instead
*/
protected function section_edit_controls() {
throw new coding_exception('section_edit_controls() can not be used anymore. Please use ' .
'section_edit_control_items() instead.');
}
/**
* Generate the edit control items of a section
*
* @param stdClass $course The course entry from DB
* @param stdClass $section The course_section entry from DB
* @param bool $onsectionpage true if being printed on a section page
* @return array of edit control items
*/
protected function section_edit_control_items($course, $section, $onsectionpage = false) {
global $PAGE;
if (!$PAGE->user_is_editing()) {
return array();
}
$sectionreturn = $onsectionpage ? $section->section : null;
$coursecontext = context_course::instance($course->id);
$numsections = course_get_format($course)->get_last_section_number();
$isstealth = $section->section > $numsections;
$baseurl = course_get_url($course, $sectionreturn);
$baseurl->param('sesskey', sesskey());
$controls = array();
if (!$isstealth && has_capability('moodle/course:update', $coursecontext)) {
if ($section->section > 0
&& get_string_manager()->string_exists('editsection', 'format_'.$course->format)) {
$streditsection = get_string('editsection', 'format_'.$course->format);
} else {
$streditsection = get_string('editsection');
}
$controls['edit'] = array(
'url' => new moodle_url('/course/editsection.php', array('id' => $section->id, 'sr' => $sectionreturn)),
'icon' => 'i/settings',
'name' => $streditsection,
'pixattr' => array('class' => ''),
'attr' => array('class' => 'icon edit'));
}
if ($section->section) {
$url = clone($baseurl);
if (!$isstealth) {
if (has_capability('moodle/course:sectionvisibility', $coursecontext)) {
if ($section->visible) { // Show the hide/show eye.
$strhidefromothers = get_string('hidefromothers', 'format_'.$course->format);
$url->param('hide', $section->section);
$controls['visiblity'] = array(
'url' => $url,
'icon' => 'i/hide',
'name' => $strhidefromothers,
'pixattr' => array('class' => ''),
'attr' => array('class' => 'icon editing_showhide',
'data-sectionreturn' => $sectionreturn, 'data-action' => 'hide'));
} else {
$strshowfromothers = get_string('showfromothers', 'format_'.$course->format);
$url->param('show', $section->section);
$controls['visiblity'] = array(
'url' => $url,
'icon' => 'i/show',
'name' => $strshowfromothers,
'pixattr' => array('class' => ''),
'attr' => array('class' => 'icon editing_showhide',
'data-sectionreturn' => $sectionreturn, 'data-action' => 'show'));
}
}
if (!$onsectionpage) {
if (has_capability('moodle/course:movesections', $coursecontext)) {
$url = clone($baseurl);
if ($section->section > 1) { // Add a arrow to move section up.
$url->param('section', $section->section);
$url->param('move', -1);
$strmoveup = get_string('moveup');
$controls['moveup'] = array(
'url' => $url,
'icon' => 'i/up',
'name' => $strmoveup,
'pixattr' => array('class' => ''),
'attr' => array('class' => 'icon moveup'));
}
$url = clone($baseurl);
if ($section->section < $numsections) { // Add a arrow to move section down.
$url->param('section', $section->section);
$url->param('move', 1);
$strmovedown = get_string('movedown');
$controls['movedown'] = array(
'url' => $url,
'icon' => 'i/down',
'name' => $strmovedown,
'pixattr' => array('class' => ''),
'attr' => array('class' => 'icon movedown'));
}
}
}
}
if (course_can_delete_section($course, $section)) {
if (get_string_manager()->string_exists('deletesection', 'format_'.$course->format)) {
$strdelete = get_string('deletesection', 'format_'.$course->format);
} else {
$strdelete = get_string('deletesection');
}
$url = new moodle_url('/course/editsection.php', array(
'id' => $section->id,
'sr' => $sectionreturn,
'delete' => 1,
'sesskey' => sesskey()));
$controls['delete'] = array(
'url' => $url,
'icon' => 'i/delete',
'name' => $strdelete,
'pixattr' => array('class' => ''),
'attr' => array('class' => 'icon editing_delete'));
}
}
return $controls;
}
/**
* Generate a summary of a section for display on the 'course index page'
*
* @param stdClass $section The course_section entry from DB
* @param stdClass $course The course entry from DB
* @param array $mods (argument not used)
* @return string HTML to output.
*/
protected function section_summary($section, $course, $mods) {
$classattr = 'section main section-summary clearfix';
$linkclasses = '';
// If section is hidden then display grey section link
if (!$section->visible) {
$classattr .= ' hidden';
$linkclasses .= ' dimmed_text';
} else if (course_get_format($course)->is_section_current($section)) {
$classattr .= ' current';
}
$title = get_section_name($course, $section);
$o = '';
$o .= html_writer::start_tag('li', array('id' => 'section-'.$section->section,
'class' => $classattr, 'role'=>'region', 'aria-label'=> $title));
$o .= html_writer::tag('div', '', array('class' => 'left side'));
$o .= html_writer::tag('div', '', array('class' => 'right side'));
$o .= html_writer::start_tag('div', array('class' => 'content'));
if ($section->uservisible) {
$title = html_writer::tag('a', $title,
array('href' => course_get_url($course, $section->section), 'class' => $linkclasses));
}
$o .= $this->output->heading($title, 3, 'section-title');
$o .= $this->section_availability($section);
$o.= html_writer::start_tag('div', array('class' => 'summarytext'));
if ($section->uservisible || $section->visible) {
// Show summary if section is available or has availability restriction information.
// Do not show summary if section is hidden but we still display it because of course setting
// "Hidden sections are shown in collapsed form".
$o .= $this->format_summary_text($section);
}
$o.= html_writer::end_tag('div');
$o.= $this->section_activity_summary($section, $course, null);
$o .= html_writer::end_tag('div');
$o .= html_writer::end_tag('li');
return $o;
}
/**
* Generate a summary of the activites in a section
*
* @param stdClass $section The course_section entry from DB
* @param stdClass $course the course record from DB
* @param array $mods (argument not used)
* @return string HTML to output.
*/
protected function section_activity_summary($section, $course, $mods) {
$modinfo = get_fast_modinfo($course);
if (empty($modinfo->sections[$section->section])) {
return '';
}
// Generate array with count of activities in this section:
$sectionmods = array();
$total = 0;
$complete = 0;
$cancomplete = isloggedin() && !isguestuser();
$completioninfo = new completion_info($course);
foreach ($modinfo->sections[$section->section] as $cmid) {
$thismod = $modinfo->cms[$cmid];
if ($thismod->uservisible) {
if (isset($sectionmods[$thismod->modname])) {
$sectionmods[$thismod->modname]['name'] = $thismod->modplural;
$sectionmods[$thismod->modname]['count']++;
} else {
$sectionmods[$thismod->modname]['name'] = $thismod->modfullname;
$sectionmods[$thismod->modname]['count'] = 1;
}
if ($cancomplete && $completioninfo->is_enabled($thismod) != COMPLETION_TRACKING_NONE) {
$total++;
$completiondata = $completioninfo->get_data($thismod, true);
if ($completiondata->completionstate == COMPLETION_COMPLETE ||
$completiondata->completionstate == COMPLETION_COMPLETE_PASS) {
$complete++;
}
}
}
}
if (empty($sectionmods)) {
// No sections
return '';
}
// Output section activities summary:
$o = '';
$o.= html_writer::start_tag('div', array('class' => 'section-summary-activities pr-2 mdl-right'));
foreach ($sectionmods as $mod) {
$o.= html_writer::start_tag('span', array('class' => 'activity-count'));
$o.= $mod['name'].': '.$mod['count'];
$o.= html_writer::end_tag('span');
}
$o.= html_writer::end_tag('div');
// Output section completion data
if ($total > 0) {
$a = new stdClass;
$a->complete = $complete;
$a->total = $total;
$o.= html_writer::start_tag('div', array('class' => 'section-summary-activities pr-2 mdl-right'));
$o.= html_writer::tag('span', get_string('progresstotal', 'completion', $a), array('class' => 'activity-count'));
$o.= html_writer::end_tag('div');
}
return $o;
}
/**
* If section is not visible, display the message about that ('Not available
* until...', that sort of thing). Otherwise, returns blank.
*
* For users with the ability to view hidden sections, it shows the
* information even though you can view the section and also may include
* slightly fuller information (so that teachers can tell when sections
* are going to be unavailable etc). This logic is the same as for
* activities.
*
* @param section_info $section The course_section entry from DB
* @param bool $canviewhidden True if user can view hidden sections
* @return string HTML to output
*/
protected function section_availability_message($section, $canviewhidden) {
global $CFG;
$o = '';
if (!$section->visible) {
if ($canviewhidden) {
$o .= $this->courserenderer->availability_info(get_string('hiddenfromstudents'), 'ishidden');
} else {
// We are here because of the setting "Hidden sections are shown in collapsed form".
// Student can not see the section contents but can see its name.
$o .= $this->courserenderer->availability_info(get_string('notavailable'), 'ishidden');
}
} else if (!$section->uservisible) {
if ($section->availableinfo) {
// Note: We only get to this function if availableinfo is non-empty,
// so there is definitely something to print.
$formattedinfo = \core_availability\info::format_info(
$section->availableinfo, $section->course);
$o .= $this->courserenderer->availability_info($formattedinfo, 'isrestricted');
}
} else if ($canviewhidden && !empty($CFG->enableavailability)) {
// Check if there is an availability restriction.
$ci = new \core_availability\info_section($section);
$fullinfo = $ci->get_full_information();
if ($fullinfo) {
$formattedinfo = \core_availability\info::format_info(
$fullinfo, $section->course);
$o .= $this->courserenderer->availability_info($formattedinfo, 'isrestricted isfullinfo');
}
}
return $o;
}
/**
* Displays availability information for the section (hidden, not available unles, etc.)
*
* @param section_info $section
* @return string
*/
public function section_availability($section) {
$context = context_course::instance($section->course);
$canviewhidden = has_capability('moodle/course:viewhiddensections', $context);
return html_writer::div($this->section_availability_message($section, $canviewhidden), 'section_availability');
}
/**
* Show if something is on on the course clipboard (moving around)
*
* @param stdClass $course The course entry from DB
* @param int $sectionno The section number in the course which is being displayed
* @return string HTML to output.
*/
protected function course_activity_clipboard($course, $sectionno = null) {
global $USER;
$o = '';
// If currently moving a file then show the current clipboard.
if (ismoving($course->id)) {
$url = new moodle_url('/course/mod.php',
array('sesskey' => sesskey(),
'cancelcopy' => true,
'sr' => $sectionno,
)
);
$o.= html_writer::start_tag('div', array('class' => 'clipboard'));
$o.= strip_tags(get_string('activityclipboard', '', $USER->activitycopyname));
$o.= ' ('.html_writer::link($url, get_string('cancel')).')';
$o.= html_writer::end_tag('div');
}
return $o;
}
/**
* Generate next/previous section links for naviation
*
* @param stdClass $course The course entry from DB
* @param array $sections The course_sections entries from the DB
* @param int $sectionno The section number in the course which is being displayed
* @return array associative array with previous and next section link
*/
protected function get_nav_links($course, $sections, $sectionno) {
// FIXME: This is really evil and should by using the navigation API.
$course = course_get_format($course)->get_course();
$canviewhidden = has_capability('moodle/course:viewhiddensections', context_course::instance($course->id))
or !$course->hiddensections;
$links = array('previous' => '', 'next' => '');
$back = $sectionno - 1;
while ($back > 0 and empty($links['previous'])) {
if ($canviewhidden || $sections[$back]->uservisible) {
$params = array();
if (!$sections[$back]->visible) {
$params = array('class' => 'dimmed_text');
}
$previouslink = html_writer::tag('span', $this->output->larrow(), array('class' => 'larrow'));
$previouslink .= get_section_name($course, $sections[$back]);
$links['previous'] = html_writer::link(course_get_url($course, $back), $previouslink, $params);
}
$back--;
}
$forward = $sectionno + 1;
$numsections = course_get_format($course)->get_last_section_number();
while ($forward <= $numsections and empty($links['next'])) {
if ($canviewhidden || $sections[$forward]->uservisible) {
$params = array();
if (!$sections[$forward]->visible) {
$params = array('class' => 'dimmed_text');
}
$nextlink = get_section_name($course, $sections[$forward]);
$nextlink .= html_writer::tag('span', $this->output->rarrow(), array('class' => 'rarrow'));
$links['next'] = html_writer::link(course_get_url($course, $forward), $nextlink, $params);
}
$forward++;
}
return $links;
}
/**
* Generate the header html of a stealth section
*
* @param int $sectionno The section number in the course which is being displayed
* @return string HTML to output.
*/
protected function stealth_section_header($sectionno) {
$o = '';
$o.= html_writer::start_tag('li', array('id' => 'section-'.$sectionno, 'class' => 'section main clearfix orphaned hidden'));
$o.= html_writer::tag('div', '', array('class' => 'left side'));
$course = course_get_format($this->page->course)->get_course();
$section = course_get_format($this->page->course)->get_section($sectionno);
$rightcontent = $this->section_right_content($section, $course, false);
$o.= html_writer::tag('div', $rightcontent, array('class' => 'right side'));
$o.= html_writer::start_tag('div', array('class' => 'content'));
$o.= $this->output->heading(get_string('orphanedactivitiesinsectionno', '', $sectionno), 3, 'sectionname');
return $o;
}
/**
* Generate footer html of a stealth section
*
* @return string HTML to output.
*/
protected function stealth_section_footer() {
$o = html_writer::end_tag('div');
$o.= html_writer::end_tag('li');
return $o;
}
/**
* Generate the html for a hidden section
*
* @param int $sectionno The section number in the course which is being displayed
* @param int|stdClass $courseorid The course to get the section name for (object or just course id)
* @return string HTML to output.
*/
protected function section_hidden($sectionno, $courseorid = null) {
if ($courseorid) {
$sectionname = get_section_name($courseorid, $sectionno);
$strnotavailable = get_string('notavailablecourse', '', $sectionname);
} else {
$strnotavailable = get_string('notavailable');
}
$o = '';
$o.= html_writer::start_tag('li', array('id' => 'section-'.$sectionno, 'class' => 'section main clearfix hidden'));
$o.= html_writer::tag('div', '', array('class' => 'left side'));
$o.= html_writer::tag('div', '', array('class' => 'right side'));
$o.= html_writer::start_tag('div', array('class' => 'content'));
$o.= html_writer::tag('div', $strnotavailable);
$o.= html_writer::end_tag('div');
$o.= html_writer::end_tag('li');
return $o;
}
/**
* Generate the html for the 'Jump to' menu on a single section page.
*
* @param stdClass $course The course entry from DB
* @param array $sections The course_sections entries from the DB
* @param $displaysection the current displayed section number.
*
* @return string HTML to output.
*/
protected function section_nav_selection($course, $sections, $displaysection) {
global $CFG;
$o = '';
$sectionmenu = array();
$sectionmenu[course_get_url($course)->out(false)] = get_string('maincoursepage');
$modinfo = get_fast_modinfo($course);
$section = 1;
$numsections = course_get_format($course)->get_last_section_number();
while ($section <= $numsections) {
$thissection = $modinfo->get_section_info($section);
$showsection = $thissection->uservisible or !$course->hiddensections;
if (($showsection) && ($section != $displaysection) && ($url = course_get_url($course, $section))) {
$sectionmenu[$url->out(false)] = get_section_name($course, $section);
}
$section++;
}
$select = new url_select($sectionmenu, '', array('' => get_string('jumpto')));
$select->class = 'jumpmenu';
$select->formid = 'sectionmenu';
$o .= $this->output->render($select);
return $o;
}
/**
* Output the html for a single section page .
*
* @param stdClass $course The course entry from DB
* @param array $sections (argument not used)
* @param array $mods (argument not used)
* @param array $modnames (argument not used)
* @param array $modnamesused (argument not used)
* @param int $displaysection The section number in the course which is being displayed
*/
public function print_single_section_page($course, $sections, $mods, $modnames, $modnamesused, $displaysection) {
global $PAGE;
$modinfo = get_fast_modinfo($course);
$course = course_get_format($course)->get_course();
// Can we view the section in question?
if (!($sectioninfo = $modinfo->get_section_info($displaysection)) || !$sectioninfo->uservisible) {
// This section doesn't exist or is not available for the user.
// We actually already check this in course/view.php but just in case exit from this function as well.
print_error('unknowncoursesection', 'error', course_get_url($course),
format_string($course->fullname));
}
// Copy activity clipboard..
echo $this->course_activity_clipboard($course, $displaysection);
$thissection = $modinfo->get_section_info(0);
if ($thissection->summary or !empty($modinfo->sections[0]) or $PAGE->user_is_editing()) {
echo $this->start_section_list();
echo $this->section_header($thissection, $course, true, $displaysection);
echo $this->courserenderer->course_section_cm_list($course, $thissection, $displaysection);
echo $this->courserenderer->course_section_add_cm_control($course, 0, $displaysection);
echo $this->section_footer();
echo $this->end_section_list();
}
// Start single-section div
echo html_writer::start_tag('div', array('class' => 'single-section'));
// The requested section page.
$thissection = $modinfo->get_section_info($displaysection);
// Title with section navigation links.
$sectionnavlinks = $this->get_nav_links($course, $modinfo->get_section_info_all(), $displaysection);
$sectiontitle = '';
$sectiontitle .= html_writer::start_tag('div', array('class' => 'section-navigation navigationtitle'));
$sectiontitle .= html_writer::tag('span', $sectionnavlinks['previous'], array('class' => 'mdl-left'));
$sectiontitle .= html_writer::tag('span', $sectionnavlinks['next'], array('class' => 'mdl-right'));
// Title attributes
$classes = 'sectionname';
if (!$thissection->visible) {
$classes .= ' dimmed_text';
}
$sectionname = html_writer::tag('span', $this->section_title_without_link($thissection, $course));
$sectiontitle .= $this->output->heading($sectionname, 3, $classes);
$sectiontitle .= html_writer::end_tag('div');
echo $sectiontitle;
// Now the list of sections..
echo $this->start_section_list();
echo $this->section_header($thissection, $course, true, $displaysection);
// Show completion help icon.
$completioninfo = new completion_info($course);
echo $completioninfo->display_help_icon();
echo $this->courserenderer->course_section_cm_list($course, $thissection, $displaysection);
echo $this->courserenderer->course_section_add_cm_control($course, $displaysection, $displaysection);
echo $this->section_footer();
echo $this->end_section_list();
// Display section bottom navigation.
$sectionbottomnav = '';
$sectionbottomnav .= html_writer::start_tag('div', array('class' => 'section-navigation mdl-bottom'));
$sectionbottomnav .= html_writer::tag('span', $sectionnavlinks['previous'], array('class' => 'mdl-left'));
$sectionbottomnav .= html_writer::tag('span', $sectionnavlinks['next'], array('class' => 'mdl-right'));
$sectionbottomnav .= html_writer::tag('div', $this->section_nav_selection($course, $sections, $displaysection),
array('class' => 'mdl-align'));
$sectionbottomnav .= html_writer::end_tag('div');
echo $sectionbottomnav;
// Close single-section div.
echo html_writer::end_tag('div');
}
/**
* Output the html for a multiple section page
*
* @param stdClass $course The course entry from DB
* @param array $sections (argument not used)
* @param array $mods (argument not used)
* @param array $modnames (argument not used)
* @param array $modnamesused (argument not used)
*/
public function print_multiple_section_page($course, $sections, $mods, $modnames, $modnamesused) {
global $PAGE;
$modinfo = get_fast_modinfo($course);
$course = course_get_format($course)->get_course();
$context = context_course::instance($course->id);
// Title with completion help icon.
$completioninfo = new completion_info($course);
echo $completioninfo->display_help_icon();
echo $this->output->heading($this->page_title(), 2, 'accesshide');
// Copy activity clipboard..
echo $this->course_activity_clipboard($course, 0);
// Now the list of sections..
echo $this->start_section_list();
$numsections = course_get_format($course)->get_last_section_number();
foreach ($modinfo->get_section_info_all() as $section => $thissection) {
if ($section == 0) {
// 0-section is displayed a little different then the others
if ($thissection->summary or !empty($modinfo->sections[0]) or $PAGE->user_is_editing()) {
echo $this->section_header($thissection, $course, false, 0);
echo $this->courserenderer->course_section_cm_list($course, $thissection, 0);
echo $this->courserenderer->course_section_add_cm_control($course, 0, 0);
echo $this->section_footer();
}
continue;
}
if ($section > $numsections) {
// activities inside this section are 'orphaned', this section will be printed as 'stealth' below
continue;
}
// Show the section if the user is permitted to access it, OR if it's not available
// but there is some available info text which explains the reason & should display,
// OR it is hidden but the course has a setting to display hidden sections as unavilable.
$showsection = $thissection->uservisible ||
($thissection->visible && !$thissection->available && !empty($thissection->availableinfo)) ||
(!$thissection->visible && !$course->hiddensections);
if (!$showsection) {
continue;
}
if (!$PAGE->user_is_editing() && $course->coursedisplay == COURSE_DISPLAY_MULTIPAGE) {
// Display section summary only.
echo $this->section_summary($thissection, $course, null);
} else {
echo $this->section_header($thissection, $course, false, 0);
if ($thissection->uservisible) {
echo $this->courserenderer->course_section_cm_list($course, $thissection, 0);
echo $this->courserenderer->course_section_add_cm_control($course, $section, 0);
}
echo $this->section_footer();
}
}
if ($PAGE->user_is_editing() and has_capability('moodle/course:update', $context)) {
// Print stealth sections if present.
foreach ($modinfo->get_section_info_all() as $section => $thissection) {
if ($section <= $numsections or empty($modinfo->sections[$section])) {
// this is not stealth section or it is empty
continue;
}
echo $this->stealth_section_header($section);
echo $this->courserenderer->course_section_cm_list($course, $thissection, 0);
echo $this->stealth_section_footer();
}
echo $this->end_section_list();
echo $this->change_number_sections($course, 0);
} else {
echo $this->end_section_list();
}
}
/**
* Returns controls in the bottom of the page to increase/decrease number of sections
*
* @param stdClass $course
* @param int|null $sectionreturn
* @return string
*/
protected function change_number_sections($course, $sectionreturn = null) {
$coursecontext = context_course::instance($course->id);
if (!has_capability('moodle/course:update', $coursecontext)) {
return '';
}
$format = course_get_format($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) {
// Current course format has 'numsections' option, which is very confusing and we suggest course format
// developers to get rid of it (see MDL-57769 on how to do it).
// Display "Increase section" / "Decrease section" links.
echo html_writer::start_tag('div', array('id' => 'changenumsections', 'class' => 'mdl-right'));
// Increase number of 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.
$strremovesection = get_string('reducesections', 'moodle');
$url = new moodle_url('/course/changenumsections.php',
array('courseid' => $course->id,
'increase' => false,
'sesskey' => sesskey()));
$icon = $this->output->pix_icon('t/switch_minus', $strremovesection);
echo html_writer::link($url, $icon.get_accesshide($strremovesection), array('class' => 'reduce-sections'));
}
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);
} else {
$straddsections = get_string('addsections');
}
$url = new moodle_url('/course/changenumsections.php',
['courseid' => $course->id, 'insertsection' => 0, 'sesskey' => sesskey()]);
if ($sectionreturn !== null) {
$url->param('sectionreturn', $sectionreturn);
}
$icon = $this->output->pix_icon('t/add', '');
$newsections = $maxsections - $lastsection;
echo html_writer::link($url, $icon . $straddsections,
array('class' => 'add-sections', 'data-add-sections' => $straddsections, 'data-new-sections' => $newsections));
echo html_writer::end_tag('div');
}
}
/**
* Generate html for a section summary text
*
* @param stdClass $section The course_section entry from DB
* @return string HTML to output.
*/
protected function format_summary_text($section) {
$context = context_course::instance($section->course);
$summarytext = file_rewrite_pluginfile_urls($section->summary, 'pluginfile.php',
$context->id, 'course', 'section', $section->id);
$options = new stdClass();
$options->noclean = true;
$options->overflowdiv = true;
return format_text($summarytext, $section->summaryformat, $options);
}
}