private function delete_displayed_images()
{
global $CFG, $DB;
/* We only process this information if the course we are backing up is in the
'grid' format (target format can change depending of restore options).
Note: This appears to be a bit silly as this code is executed even if the
course is not in the 'grid' format.
*/
$courseid = $this->task->get_courseid();
$format = $DB->get_field('course', 'format', array('id' => $courseid));
if ($format != 'grid') {
return;
}
require_once $CFG->dirroot . '/course/format/lib.php';
// For format_base.
require_once $CFG->dirroot . '/course/format/grid/lib.php';
// For format_grid.
if (format_grid::is_developer_debug()) {
error_log('backup_format_grid_plugin::delete_displayed_images() courseid: ' . $courseid);
}
$courseformat = course_get_format($courseid);
$courseformat->delete_displayed_images();
}
/**
* Process the 'plugin_format_grid_section' element within the 'section' element in the 'section.xml' file in the
* '/sections/section_sectionid' folder of the zipped backup 'mbz' file.
* Discovered that the files are contained in the course repository with the new section number, so we just need to alter to
* the new value if any. * This was undertaken by performing a restore and using the url
* 'http://localhost/moodle23/pluginfile.php/94/course/section/162/mc_fs.png' where I had an image called 'mc_fs.png' in
* section 1 which was id 129 but now 162 as the debug code told me. '94' is just the context id. The url was originally
* created in '_make_block_icon_topics' of lib.php of the format.
* Still need courseid in the 'format_grid_icon' table as it is used in discovering what records to remove when deleting a
* course, see lib.php 'format_grid_delete_course'.
*/
public function process_gridsection($data)
{
global $DB;
$data = (object) $data;
/* We only process this information if the course we are restoring to
has 'grid' format (target format can change depending of restore options). */
$format = $DB->get_field('course', 'format', array('id' => $this->task->get_courseid()));
if ($format != 'grid') {
return;
}
$data->courseid = $this->task->get_courseid();
$data->sectionid = $this->task->get_sectionid();
if (format_grid::is_developer_debug()) {
error_log('restore_format_grid_plugin::process_gridsection() before:' . print_r($data, true));
}
if (!empty($data->imagepath)) {
$data->image = $data->imagepath;
unset($data->imagepath);
} else {
if (empty($data->image)) {
$data->image = null;
}
}
if (format_grid::is_developer_debug()) {
error_log('restore_format_grid_plugin::process_gridsection() after:' . print_r($data, true));
}
if (!$DB->record_exists('format_grid_icon', array('courseid' => $data->courseid, 'sectionid' => $data->sectionid))) {
if (!$DB->insert_record('format_grid_icon', $data, true)) {
throw new moodle_exception('invalidrecordid', 'format_grid', '', 'Could not insert icon. Grid format table format_grid_icon is not ready. An administrator must visit the notifications section.');
}
} else {
$old = $DB->get_record('format_grid_icon', array('courseid' => $data->courseid, 'sectionid' => $data->sectionid));
// Always update missing icons during restore / import, noting merge into existing course currently doesn't restore the grid icons.
if (is_null($old->image)) {
// Update the record to use this icon as we are restoring or importing and no icon exists already.
$data->id = $old->id;
if (!$DB->update_record('format_grid_icon', $data)) {
throw new moodle_exception('invalidrecordid', 'format_grid', '', 'Could not update icon. Grid format table format_grid_icon is not ready. An administrator must visit the notifications section.');
}
}
}
// No need to annotate anything here.
}
/**
* Makes the grid image containers.
*/
private function make_block_icon_topics($contextid, $modinfo, $course, $editing, $hascapvishidsect, $urlpicedit)
{
global $USER, $CFG;
if ($this->settings['newactivity'] == 2) {
$currentlanguage = current_language();
if (!file_exists("{$CFG->dirroot}/course/format/grid/pix/new_activity_" . $currentlanguage . ".png")) {
$currentlanguage = 'en';
}
$url_pic_new_activity = $this->output->pix_url('new_activity_' . $currentlanguage, 'format_grid');
// Get all the section information about which items should be marked with the NEW picture.
$sectionupdated = $this->new_activity($course);
}
if ($editing) {
$streditimage = get_string('editimage', 'format_grid');
$streditimagealt = get_string('editimage_alt', 'format_grid');
}
// Get the section images for the course.
$sectionimages = $this->courseformat->get_images($course->id);
// CONTRIB-4099:...
$gridimagepath = $this->courseformat->get_image_path();
// Start at 1 to skip the summary block or include the summary block if it's in the grid display.
for ($section = $this->topic0_at_top ? 1 : 0; $section <= $course->numsections; $section++) {
$thissection = $modinfo->get_section_info($section);
// Check if section is visible to user.
$showsection = $hascapvishidsect || $thissection->visible && ($thissection->available || $thissection->showavailability || !$course->hiddensections);
if ($showsection) {
// We now know the value for the grid shade box shown array.
$this->shadeboxshownarray[$section] = 2;
$sectionname = $this->courseformat->get_section_name($thissection);
/* Roles info on based on: http://www.w3.org/TR/wai-aria/roles.
Looked into the 'grid' role but that requires 'row' before 'gridcell' and there are none as the grid
is responsive, so as the container is a 'navigation' then need to look into converting the containing
'div' to a 'nav' tag (www.w3.org/TR/2010/WD-html5-20100624/sections.html#the-nav-element) when I'm
that all browsers support it against the browser requirements of Moodle. */
$liattributes = array('class' => 'span6', 'role' => 'region', 'aria-label' => $sectionname);
if ($this->courseformat->is_section_current($section)) {
$liattributes['class'] = 'currenticon';
}
echo html_writer::start_tag('li', $liattributes);
// Ensure the record exists.
if ($sectionimages === false || !array_key_exists($thissection->id, $sectionimages)) {
// get_image has 'repair' functionality for when there are issues with the data.
$sectionimage = $this->courseformat->get_image($course->id, $thissection->id);
} else {
$sectionimage = $sectionimages[$thissection->id];
}
// If the image is set then check that displayedimageindex is greater than 0 otherwise create the displayed image.
// This is a catch-all for existing courses.
if (isset($sectionimage->image) && $sectionimage->displayedimageindex < 1) {
// Set up the displayed image:...
$sectionimage->newimage = $sectionimage->image;
$sectionimage = $this->courseformat->setup_displayed_image($sectionimage, $contextid, $this->settings);
if (format_grid::is_developer_debug()) {
error_log('make_block_icon_topics: Updated displayed image for section ' . $thissection->id . ' to ' . $sectionimage->newimage . ' and index ' . $sectionimage->displayedimageindex);
}
}
if ($course->coursedisplay != COURSE_DISPLAY_MULTIPAGE) {
//echo html_writer::start_tag('a', array(
// 'href' => '#section-' . $thissection->section,
// 'id' => 'gridsection-' . $thissection->section,
// 'class' => 'gridicon_link',
// 'role' => 'link',
// 'aria-label' => $sectionname));
echo html_writer::start_tag('div', array('class' => 'sectionbox'));
echo html_writer::start_tag('div', array('class' => 'section_title'));
echo html_writer::start_tag('h2', array('class' => 'title icon_content'));
echo html_writer::tag('a', $sectionname, array('href' => '#section-' . $thissection->section, 'id' => 'gridsection-' . $thissection->section, 'class' => 'gridicon_link', 'role' => 'link', 'aria-label' => $sectionname));
echo html_writer::end_tag('h2');
echo html_writer::end_tag('div');
$thissummary = $this->format_summary_text($thissection);
// $thissummary = trim(clean_param($thissummary, PARAM_NOTAGS));
$thissummary = strchr(strchr($thissummary, "<p>"), "</p>", true);
$thissummary = $this->text_limit($thissummary, 200);
echo html_writer::tag('p', $thissummary, array('class' => 'summary 2'));
//echo html_writer::end_tag('div');
if ($this->settings['newactivity'] == 2 && isset($sectionupdated[$thissection->id])) {
// The section has been updated since the user last visited this course, add NEW label.
echo html_writer::empty_tag('img', array('class' => 'new_activity', 'src' => $url_pic_new_activity, 'alt' => ''));
}
echo html_writer::start_tag('div', array('class' => 'image_holder'));
$showimg = false;
if (is_object($sectionimage) && $sectionimage->displayedimageindex > 0) {
$imgurl = moodle_url::make_pluginfile_url($contextid, 'course', 'section', $thissection->id, $gridimagepath, $sectionimage->displayedimageindex . '_' . $sectionimage->image);
$showimg = true;
} else {
if ($section == 0) {
$imgurl = $this->output->pix_url('info', 'format_grid');
$showimg = true;
}
}
if ($showimg) {
echo html_writer::empty_tag('img', array('src' => $imgurl, 'alt' => $sectionname, 'role' => 'img', 'aria-label' => $sectionname));
}
echo html_writer::end_tag('div');
echo html_writer::end_tag('div');
//echo html_writer::end_tag('a');
if ($editing) {
echo html_writer::link($this->courseformat->grid_moodle_url('editimage.php', array('sectionid' => $thissection->id, 'contextid' => $contextid, 'userid' => $USER->id, 'role' => 'link', 'aria-label' => $streditimagealt)), html_writer::empty_tag('img', array('src' => $urlpicedit, 'alt' => $streditimagealt, 'role' => 'img', 'aria-label' => $streditimagealt)) . ' ' . $streditimage, array('title' => $streditimagealt));
if ($section == 0) {
$strdisplaysummary = get_string('display_summary', 'format_grid');
$strdisplaysummaryalt = get_string('display_summary_alt', 'format_grid');
echo html_writer::empty_tag('br') . html_writer::link($this->courseformat->grid_moodle_url('mod_summary.php', array('sesskey' => sesskey(), 'course' => $course->id, 'showsummary' => 1, 'role' => 'link', 'aria-label' => $strdisplaysummaryalt)), html_writer::empty_tag('img', array('src' => $this->output->pix_url('out_of_grid', 'format_grid'), 'alt' => $strdisplaysummaryalt, 'role' => 'img', 'aria-label' => $strdisplaysummaryalt)) . ' ' . $strdisplaysummary, array('title' => $strdisplaysummaryalt));
}
}
echo html_writer::end_tag('li');
} else {
//$title = html_writer::start_tag('div', array('class'=>'section_title'));
//$title .= html_writer::tag('h2', $sectionname, array('class' => 'title icon_content'));
//$title .= html_writer::end_tag('div');
$url = '';
$url = course_get_url($course, $thissection->section);
$title = html_writer::start_tag('div', array('class' => 'sectionbox'));
$title .= html_writer::start_tag('div', array('class' => 'section_title'));
$title .= html_writer::start_tag('h2', array('class' => 'title icon_content'));
$title .= html_writer::tag('a', $sectionname, array('href' => $url, 'id' => 'gridsection-' . $thissection->section, 'class' => 'gridicon_link', 'role' => 'link', 'aria-label' => $sectionname));
$title .= html_writer::end_tag('h2');
$title .= html_writer::end_tag('div');
$thissummary = $this->format_summary_text($thissection);
// $thissummary = trim(clean_param($thissummary, PARAM_NOTAGS));
$thissummary = strchr(strchr($thissummary, "<p>"), "</p>", true);
$thissummary = $this->text_limit($thissummary, 200);
$title .= html_writer::tag('p', $thissummary, array('class' => 'summary'));
if ($this->settings['newactivity'] == 2 && isset($sectionupdated[$thissection->id])) {
$title .= html_writer::empty_tag('img', array('class' => 'new_activity', 'src' => $url_pic_new_activity, 'alt' => ''));
}
$title .= html_writer::start_tag('div', array('class' => 'image_holder'));
$showimg = false;
if (is_object($sectionimage) && $sectionimage->displayedimageindex > 0) {
$imgurl = moodle_url::make_pluginfile_url($contextid, 'course', 'section', $thissection->id, $gridimagepath, $sectionimage->displayedimageindex . '_' . $sectionimage->image);
$showimg = true;
} else {
if ($section == 0) {
$imgurl = $this->output->pix_url('info', 'format_grid');
$showimg = true;
}
}
if ($showimg) {
$title .= html_writer::empty_tag('img', array('src' => $imgurl, 'alt' => $sectionname, 'role' => 'img', 'aria-label' => $sectionname));
}
$title .= html_writer::end_tag('div');
$title .= html_writer::end_tag('div');
//$url = course_get_url($course, $thissection->section);
//if ($url) {
// $title = html_writer::link($url, $title, array(
// 'id' => 'gridsection-' . $thissection->section,
// 'role' => 'link',
// 'aria-label' => $sectionname));
//}
echo $title;
if ($editing) {
echo html_writer::link($this->courseformat->grid_moodle_url('editimage.php', array('sectionid' => $thissection->id, 'contextid' => $contextid, 'userid' => $USER->id, 'role' => 'link', 'aria-label' => $streditimagealt)), html_writer::empty_tag('img', array('src' => $urlpicedit, 'alt' => $streditimagealt, 'role' => 'img', 'aria-label' => $streditimagealt)) . ' ' . $streditimage, array('title' => $streditimagealt));
if ($section == 0) {
$strdisplaysummary = get_string('display_summary', 'format_grid');
$strdisplaysummaryalt = get_string('display_summary_alt', 'format_grid');
echo html_writer::empty_tag('br') . html_writer::link($this->courseformat->grid_moodle_url('mod_summary.php', array('sesskey' => sesskey(), 'course' => $course->id, 'showsummary' => 1, 'role' => 'link', 'aria-label' => $strdisplaysummaryalt)), html_writer::empty_tag('img', array('src' => $this->output->pix_url('out_of_grid', 'format_grid'), 'alt' => $strdisplaysummaryalt, 'role' => 'img', 'aria-label' => $strdisplaysummaryalt)) . ' ' . $strdisplaysummary, array('title' => $strdisplaysummaryalt));
}
}
echo html_writer::end_tag('li');
}
} else {
// We now know the value for the grid shade box shown array.
$this->shadeboxshownarray[$section] = 1;
}
}
}
