function backup_course_modules($bf, $preferences, $section)
{
global $CFG;
$status = true;
$first_record = true;
//Now print the mods in section
//Extracts mod id from sequence
$tok = strtok($section->sequence, ",");
while ($tok) {
//Get module's type
$moduletype = get_module_type($preferences->backup_course, $tok);
//Check if we've selected to backup that type
if ($moduletype and $preferences->mods[$moduletype]->backup) {
$selected = true;
} else {
$selected = false;
}
if ($selected) {
$context = get_context_instance(CONTEXT_MODULE, $tok);
//Gets course_module data from db
$course_module = get_records("course_modules", "id", $tok);
//If it's the first, pring MODS tag
if ($first_record) {
fwrite($bf, start_tag("MODS", 4, true));
$first_record = false;
}
// if we're doing selected instances, check that too.
if (is_array($preferences->mods[$moduletype]->instances) && count($preferences->mods[$moduletype]->instances) && (!array_key_exists($course_module[$tok]->instance, $preferences->mods[$moduletype]->instances) || empty($preferences->mods[$moduletype]->instances[$course_module[$tok]->instance]->backup))) {
$tok = strtok(",");
continue;
}
// find all role values that has an override in this context
$roles = get_records('role_capabilities', 'contextid', $context->id);
//Print mod info from course_modules
fwrite($bf, start_tag("MOD", 5, true));
//Save neccesary info to backup_ids
fwrite($bf, full_tag("ID", 6, false, $tok));
fwrite($bf, full_tag("TYPE", 6, false, $moduletype));
fwrite($bf, full_tag("INSTANCE", 6, false, $course_module[$tok]->instance));
fwrite($bf, full_tag("ADDED", 6, false, $course_module[$tok]->added));
fwrite($bf, full_tag("SCORE", 6, false, $course_module[$tok]->score));
fwrite($bf, full_tag("INDENT", 6, false, $course_module[$tok]->indent));
fwrite($bf, full_tag("VISIBLE", 6, false, $course_module[$tok]->visible));
fwrite($bf, full_tag("GROUPMODE", 6, false, $course_module[$tok]->groupmode));
// get all the role_capabilities overrides in this mod
write_role_overrides_xml($bf, $context, 6);
/// write role_assign code here
write_role_assignments_xml($bf, $preferences, $context, 6);
/// write role_assign code here
fwrite($bf, end_tag("MOD", 5, true));
}
//check for next
$tok = strtok(",");
}
//Si ha habido modulos, final de MODS
if (!$first_record) {
$status = fwrite($bf, end_tag("MODS", 4, true));
}
return $status;
}
function backup_course_modules($bf, $preferences, $section)
{
global $CFG;
$status = true;
$first_record = true;
//Now print the mods in section
//Extracts mod id from sequence
$tok = strtok($section->sequence, ",");
while ($tok) {
//Get module's type
$moduletype = get_module_type($preferences->backup_course, $tok);
//Check if we've selected to backup that type
if ($moduletype and $preferences->mods[$moduletype]->backup) {
$selected = true;
} else {
$selected = false;
}
if ($selected) {
$context = get_context_instance(CONTEXT_MODULE, $tok);
//Gets course_module data from db - verify activity exists and is enabled!
$sql = "SELECT cm.*\n FROM {$CFG->prefix}course_modules cm\n JOIN {$CFG->prefix}modules m ON m.id = cm.module\n JOIN {$CFG->prefix}{$moduletype} a ON a.id = cm.instance\n WHERE m.visible = 1 AND cm.id = {$tok}";
if (!($course_module = get_record_sql($sql))) {
// cm exists but activity instance missing - probably caused by double clicking
$tok = strtok(",");
continue;
}
//If it's the first, pring MODS tag
if ($first_record) {
fwrite($bf, start_tag("MODS", 4, true));
$first_record = false;
}
// if we're doing selected instances, check that too.
if (is_array($preferences->mods[$moduletype]->instances) && count($preferences->mods[$moduletype]->instances) && (!array_key_exists($course_module->instance, $preferences->mods[$moduletype]->instances) || empty($preferences->mods[$moduletype]->instances[$course_module->instance]->backup))) {
$tok = strtok(",");
continue;
}
// find all role values that has an override in this context
$roles = get_records('role_capabilities', 'contextid', $context->id);
//Print mod info from course_modules
fwrite($bf, start_tag("MOD", 5, true));
//Save neccesary info to backup_ids
fwrite($bf, full_tag("ID", 6, false, $tok));
fwrite($bf, full_tag("TYPE", 6, false, $moduletype));
fwrite($bf, full_tag("INSTANCE", 6, false, $course_module->instance));
fwrite($bf, full_tag("ADDED", 6, false, $course_module->added));
fwrite($bf, full_tag("SCORE", 6, false, $course_module->score));
fwrite($bf, full_tag("INDENT", 6, false, $course_module->indent));
fwrite($bf, full_tag("VISIBLE", 6, false, $course_module->visible));
fwrite($bf, full_tag("GROUPMODE", 6, false, $course_module->groupmode));
fwrite($bf, full_tag("GROUPINGID", 6, false, $course_module->groupingid));
fwrite($bf, full_tag("GROUPMEMBERSONLY", 6, false, $course_module->groupmembersonly));
fwrite($bf, full_tag("IDNUMBER", 6, false, $course_module->idnumber));
// get all the role_capabilities overrides in this mod
write_role_overrides_xml($bf, $context, 6);
/// write role_assign code here
write_role_assignments_xml($bf, $preferences, $context, 6);
/// write role_assign code here
fwrite($bf, end_tag("MOD", 5, true));
}
//check for next
$tok = strtok(",");
}
//Si ha habido modulos, final de MODS
if (!$first_record) {
$status = fwrite($bf, end_tag("MODS", 4, true));
}
return $status;
}
function backup_course_modules($bf, $preferences, $section)
{
global $CFG, $DB;
$status = true;
$first_record = true;
$course = $DB->get_record('course', array('id' => $preferences->backup_course));
if (!$course) {
return false;
}
//Now print the mods in section
//Extracts mod id from sequence
$tok = strtok($section->sequence, ",");
while ($tok) {
//Get module's type
$moduletype = get_module_type($preferences->backup_course, $tok);
//Check if we've selected to backup that type
if ($moduletype and $preferences->mods[$moduletype]->backup) {
$selected = true;
} else {
$selected = false;
}
if ($selected) {
$context = get_context_instance(CONTEXT_MODULE, $tok);
//Gets course_module data from db - verify activity exists and is enabled!
$sql = "SELECT cm.*\n FROM {course_modules} cm\n JOIN {modules} m ON m.id = cm.module\n JOIN {" . $moduletype . "} a ON a.id = cm.instance\n WHERE m.visible = 1 AND cm.id = {$tok}";
if (!($course_module = $DB->get_record_sql($sql))) {
// cm exists but activity instance missing - probably caused by double clicking
$tok = strtok(",");
continue;
}
//If it's the first, pring MODS tag
if ($first_record) {
fwrite($bf, start_tag("MODS", 4, true));
$first_record = false;
}
// if we're doing selected instances, check that too.
if (is_array($preferences->mods[$moduletype]->instances) && count($preferences->mods[$moduletype]->instances) && (!array_key_exists($course_module->instance, $preferences->mods[$moduletype]->instances) || empty($preferences->mods[$moduletype]->instances[$course_module->instance]->backup))) {
$tok = strtok(",");
continue;
}
// find all role values that has an override in this context
$roles = $DB->get_records('role_capabilities', array('contextid' => $context->id));
//Print mod info from course_modules
fwrite($bf, start_tag("MOD", 5, true));
//Save neccesary info to backup_ids
fwrite($bf, full_tag("ID", 6, false, $tok));
fwrite($bf, full_tag("TYPE", 6, false, $moduletype));
fwrite($bf, full_tag("INSTANCE", 6, false, $course_module->instance));
fwrite($bf, full_tag("ADDED", 6, false, $course_module->added));
fwrite($bf, full_tag("SCORE", 6, false, $course_module->score));
fwrite($bf, full_tag("INDENT", 6, false, $course_module->indent));
fwrite($bf, full_tag("VISIBLE", 6, false, $course_module->visible));
fwrite($bf, full_tag("GROUPMODE", 6, false, $course_module->groupmode));
fwrite($bf, full_tag("GROUPINGID", 6, false, $course_module->groupingid));
fwrite($bf, full_tag("GROUPMEMBERSONLY", 6, false, $course_module->groupmembersonly));
fwrite($bf, full_tag("IDNUMBER", 6, false, $course_module->idnumber));
fwrite($bf, full_tag("COMPLETION", 6, false, $course_module->completion));
fwrite($bf, full_tag("COMPLETIONGRADEITEMNUMBER", 6, false, $course_module->completiongradeitemnumber));
fwrite($bf, full_tag("COMPLETIONVIEW", 6, false, $course_module->completionview));
fwrite($bf, full_tag("COMPLETIONEXPECTED", 6, false, $course_module->completionexpected));
fwrite($bf, full_tag("AVAILABLEFROM", 6, false, $course_module->availablefrom));
fwrite($bf, full_tag("AVAILABLEUNTIL", 6, false, $course_module->availableuntil));
fwrite($bf, full_tag("SHOWAVAILABILITY", 6, false, $course_module->showavailability));
// Write role assigns, overrides, etc.
write_per_context_data($bf, $preferences, $context, 6);
// write completion data if enabled and user data enabled
require_once $CFG->libdir . '/completionlib.php';
$completion = new completion_info($course);
if ($completion->is_enabled($course_module) && backup_userdata_selected($preferences, $moduletype, $course_module->instance)) {
fwrite($bf, start_tag("COMPLETIONDATA", 6, true));
// Get all completion records for this module and loop
$data = $DB->get_records('course_modules_completion', array('coursemoduleid' => $course_module->id));
$data = $data ? $data : array();
foreach ($data as $completion) {
// Write completion record
fwrite($bf, start_tag("COMPLETION", 7, true));
fwrite($bf, full_tag("USERID", 8, false, $completion->userid));
fwrite($bf, full_tag("COMPLETIONSTATE", 8, false, $completion->completionstate));
fwrite($bf, full_tag("VIEWED", 8, false, $completion->viewed));
fwrite($bf, full_tag("TIMEMODIFIED", 8, false, $completion->timemodified));
fwrite($bf, end_tag("COMPLETION", 7, true));
}
fwrite($bf, end_tag("COMPLETIONDATA", 6, true));
}
// Write availability data if enabled
require_once $CFG->libdir . '/conditionlib.php';
if (!empty($CFG->enableavailability)) {
fwrite($bf, start_tag("AVAILABILITYDATA", 6, true));
// Get all availability restrictions for this activity
$data = $DB->get_records('course_modules_availability', array('coursemoduleid' => $course_module->id));
$data = $data ? $data : array();
foreach ($data as $availability) {
// Write availability record
fwrite($bf, start_tag("AVAILABILITY", 7, true));
fwrite($bf, full_tag("SOURCECMID", 8, false, $availability->sourcecmid));
fwrite($bf, full_tag("REQUIREDCOMPLETION", 8, false, $availability->requiredcompletion));
fwrite($bf, full_tag("GRADEITEMID", 8, false, $availability->gradeitemid));
fwrite($bf, full_tag("GRADEMIN", 8, false, $availability->grademin));
fwrite($bf, full_tag("GRADEMAX", 8, false, $availability->grademax));
fwrite($bf, end_tag("AVAILABILITY", 7, true));
}
fwrite($bf, end_tag("AVAILABILITYDATA", 6, true));
}
fwrite($bf, end_tag("MOD", 5, true));
}
//check for next
$tok = strtok(",");
}
//Si ha habido modulos, final de MODS
if (!$first_record) {
$status = fwrite($bf, end_tag("MODS", 4, true));
}
return $status;
}
