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|
<?PHP //$Id: restorelib.php,v 1.27 2006/05/01 19:02:38 michaelpenne Exp $
//This php script contains all the stuff to backup/restore
//lesson mods
//This is the "graphical" structure of the lesson mod:
//
// lesson_default lesson ----------------------------|--------------------------|--------------------------|
// (UL, pk->id,fk->courseid) (CL,pk->id) | | |
// | | | |
// | lesson_grades lesson_high_scores lesson_timer
// | (UL, pk->id,fk->lessonid) (UL, pk->id,fk->lessonid) (UL, pk->id,fk->lessonid)
// |
// |
// lesson_pages---------------------------|
// (CL,pk->id,fk->lessonid) |
// | |
// | lesson_branch
// | (UL, pk->id,fk->pageid)
// lesson_answers
// (CL,pk->id,fk->pageid)
// |
// |
// |
// lesson_attempts
// (UL,pk->id,fk->answerid)
//
// Meaning: pk->primary key field of the table
// fk->foreign key to link with parent
// nt->nested field (recursive data)
// CL->course level info
// UL->user level info
// files->table may have files)
//
//-----------------------------------------------------------
//This function executes all the restore procedure about this mod
function lesson_restore_mods($mod,$restore) {
global $CFG;
$status = true;
//Get record from backup_ids
$data = backup_getid($restore->backup_unique_code,$mod->modtype,$mod->id);
if ($data) {
//Now get completed xmlized object
$info = $data->info;
//traverse_xmlize($info); //Debug
//print_object ($GLOBALS['traverse_array']); //Debug
//$GLOBALS['traverse_array']=""; //Debug
//Now, build the lesson record structure
$lesson->course = $restore->course_id;
$lesson->name = backup_todb($info['MOD']['#']['NAME']['0']['#']);
$lesson->practice = backup_todb($info['MOD']['#']['PRACTICE']['0']['#']);
$lesson->modattempts = backup_todb($info['MOD']['#']['MODATTEMPTS']['0']['#']);
$lesson->usepassword = backup_todb($info['MOD']['#']['USEPASSWORD']['0']['#']);
$lesson->password = backup_todb($info['MOD']['#']['PASSWORD']['0']['#']);
$lesson->dependency = backup_todb($info['MOD']['#']['DEPENDENCY']['0']['#']);
$lesson->conditions = backup_todb($info['MOD']['#']['CONDITIONS']['0']['#']);
$lesson->grade = backup_todb($info['MOD']['#']['GRADE']['0']['#']);
$lesson->custom = backup_todb($info['MOD']['#']['CUSTOM']['0']['#']);
$lesson->ongoing = backup_todb($info['MOD']['#']['ONGOING']['0']['#']);
$lesson->usemaxgrade = backup_todb($info['MOD']['#']['USEMAXGRADE']['0']['#']);
$lesson->maxanswers = backup_todb($info['MOD']['#']['MAXANSWERS']['0']['#']);
$lesson->maxattempts = backup_todb($info['MOD']['#']['MAXATTEMPTS']['0']['#']);
$lesson->review = backup_todb($info['MOD']['#']['REVIEW']['0']['#']);
$lesson->nextpagedefault = backup_todb($info['MOD']['#']['NEXTPAGEDEFAULT']['0']['#']);
$lesson->minquestions = backup_todb($info['MOD']['#']['MINQUESTIONS']['0']['#']);
$lesson->maxpages = backup_todb($info['MOD']['#']['MAXPAGES']['0']['#']);
$lesson->timed = backup_todb($info['MOD']['#']['TIMED']['0']['#']);
$lesson->maxtime = backup_todb($info['MOD']['#']['MAXTIME']['0']['#']);
$lesson->retake = backup_todb($info['MOD']['#']['RETAKE']['0']['#']);
$lesson->activitylink = backup_todb($info['MOD']['#']['ACTIVITYLINK']['0']['#']);
$lesson->mediafile = backup_todb($info['MOD']['#']['MEDIAFILE']['0']['#']);
$lesson->mediaheight = backup_todb($info['MOD']['#']['MEDIAHEIGHT']['0']['#']);
$lesson->mediawidth = backup_todb($info['MOD']['#']['MEDIAWIDTH']['0']['#']);
$lesson->mediaclose = backup_todb($info['MOD']['#']['MEDIACLOSE']['0']['#']);
$lesson->slideshow = backup_todb($info['MOD']['#']['SLIDESHOW']['0']['#']);
$lesson->width = backup_todb($info['MOD']['#']['WIDTH']['0']['#']);
$lesson->height = backup_todb($info['MOD']['#']['HEIGHT']['0']['#']);
$lesson->bgcolor = backup_todb($info['MOD']['#']['BGCOLOR']['0']['#']);
$lesson->displayleft = backup_todb($info['MOD']['#']['DISPLAYLEFT']['0']['#']);
$lesson->displayleftif = backup_todb($info['MOD']['#']['DISPLAYLEFTIF']['0']['#']);
$lesson->progressbar = backup_todb($info['MOD']['#']['PROGRESSBAR']['0']['#']);
$lesson->highscores = backup_todb($info['MOD']['#']['SHOWHIGHSCORES']['0']['#']);
$lesson->maxhighscores = backup_todb($info['MOD']['#']['MAXHIGHSCORES']['0']['#']);
$lesson->available = backup_todb($info['MOD']['#']['AVAILABLE']['0']['#']);
$lesson->deadline = backup_todb($info['MOD']['#']['DEADLINE']['0']['#']);
$lesson->timemodified = backup_todb($info['MOD']['#']['TIMEMODIFIED']['0']['#']);
//The structure is equal to the db, so insert the lesson
$newid = insert_record("lesson", $lesson);
//Do some output
if (!defined('RESTORE_SILENTLY')) {
echo "<li>".get_string("modulename","lesson")." \"".format_string(stripslashes($lesson->name),true)."\"</li>";
}
backup_flush(300);
if ($newid) {
//We have the newid, update backup_ids
backup_putid($restore->backup_unique_code,$mod->modtype,
$mod->id, $newid);
//We have to restore the lesson pages which are held in their logical order...
$userdata = restore_userdata_selected($restore,"lesson",$mod->id);
$status = lesson_pages_restore_mods($newid,$info,$restore,$userdata);
//...and the user grades, high scores, and timer (if required)
if ($status) {
if ($userdata) {
if(!lesson_grades_restore_mods($newid,$info,$restore)) {
return false;
}
if (!lesson_high_scores_restore_mods($newid,$info,$restore)) {
return false;
}
if (!lesson_timer_restore_mods($newid,$info,$restore)) {
return false;
}
}
// restore the default for the course. Only do this once by checking for an id for lesson_default
$lessondefault = backup_getid($restore->backup_unique_code,'lesson_default',$restore->course_id);
if (!$lessondefault) {
$status = lesson_default_restore_mods($info,$restore);
}
}
} else {
$status = false;
}
} else {
$status = false;
}
return $status;
}
//This function restores the lesson_pages
function lesson_pages_restore_mods($lessonid,$info,$restore,$userdata=false) {
global $CFG;
$status = true;
//Get the lesson_elements array
$pages = $info['MOD']['#']['PAGES']['0']['#']['PAGE'];
//Iterate over lesson pages (they are held in their logical order)
$prevpageid = 0;
for($i = 0; $i < sizeof($pages); $i++) {
$page_info = $pages[$i];
//traverse_xmlize($ele_info); //Debug
//print_object ($GLOBALS['traverse_array']); //Debug
//$GLOBALS['traverse_array']=""; //Debug
//We'll need this later!!
$oldid = backup_todb($page_info['#']['PAGEID']['0']['#']);
//Now, build the lesson_pages record structure
$page->lessonid = $lessonid;
$page->prevpageid = $prevpageid;
$page->qtype = backup_todb($page_info['#']['QTYPE']['0']['#']);
$page->qoption = backup_todb($page_info['#']['QOPTION']['0']['#']);
$page->layout = backup_todb($page_info['#']['LAYOUT']['0']['#']);
$page->display = backup_todb($page_info['#']['DISPLAY']['0']['#']);
$page->timecreated = backup_todb($page_info['#']['TIMECREATED']['0']['#']);
$page->timemodified = backup_todb($page_info['#']['TIMEMODIFIED']['0']['#']);
$page->title = backup_todb($page_info['#']['TITLE']['0']['#']);
$page->contents = backup_todb($page_info['#']['CONTENTS']['0']['#']);
//The structure is equal to the db, so insert the lesson_pages
$newid = insert_record ("lesson_pages",$page);
//Fix the forwards link of the previous page
if ($prevpageid) {
if (!set_field("lesson_pages", "nextpageid", $newid, "id", $prevpageid)) {
error("Lesson restorelib: unable to update link");
}
}
$prevpageid = $newid;
//Do some output
if (($i+1) % 10 == 0) {
if (!defined('RESTORE_SILENTLY')) {
echo ".";
if (($i+1) % 200 == 0) {
echo "<br>";
}
}
backup_flush(300);
}
if ($newid) {
//We have the newid, update backup_ids (restore logs will use it!!)
backup_putid($restore->backup_unique_code,"lesson_pages", $oldid, $newid);
//We have to restore the lesson_answers table now (a page level table)
$status = lesson_answers_restore($lessonid,$newid,$page_info,$restore,$userdata);
//Need to update useranswer field (which has answer id's in it)
//for matching and multi-answer multi-choice questions
if ($userdata) { // first check to see if we even have to do this
// if multi-answer multi-choice question or matching
if (($page->qtype == 3 && $page->qoption) ||
$page->qtype == 5) {
// get all the attempt records for this page
if ($attempts = get_records("lesson_attempts", "pageid", $newid)) {
foreach ($attempts as $attempt) {
unset($newuseranswer);
if ($attempt->useranswer != NULL) {
// explode the user answer. Each element in
// $useranswer is an old answer id, so needs to be updated
$useranswer = explode(",", $attempt->useranswer);
foreach ($useranswer as $oldanswerid) {
$backupdata = backup_getid($restore->backup_unique_code,"lesson_answers",$oldanswerid);
$newuseranswer[] = $backupdata->new_id;
}
// get the useranswer in the right format
$attempt->useranswer = implode(",", $newuseranswer);
// update it
update_record("lesson_attempts", $attempt);
}
}
}
}
}
// backup branch table info for branch tables.
if ($status && $userdata) {
if (!lesson_branch_restore($lessonid,$newid,$page_info,$restore)) {
return false;
}
}
} else {
$status = false;
}
}
//We've restored all the pages and answers, we now need to fix the jumps in the
//answer records if they are absolute
if ($answers = get_records("lesson_answers", "lessonid", $lessonid)) {
foreach ($answers as $answer) {
if ($answer->jumpto > 0) {
// change the absolute page id
$page = backup_getid($restore->backup_unique_code,"lesson_pages",$answer->jumpto);
if ($page) {
if (!set_field("lesson_answers", "jumpto", $page->new_id, "id", $answer->id)) {
error("Lesson restorelib: unable to reset jump");
}
}
}
}
}
return $status;
}
//This function restores the lesson_answers
function lesson_answers_restore($lessonid,$pageid,$info,$restore,$userdata=false) {
global $CFG;
$status = true;
//Get the lesson_answers array (optional)
if (isset($info['#']['ANSWERS']['0']['#']['ANSWER'])) {
// The following chunk of code is a fix for matching questions made
// pre moodle 1.5. Matching questions need two answer fields designated
// for correct and wrong responses before the rest of the answer fields.
if ($restore->backup_version <= 2004083124) { // Backup version for 1.4.5+
if ($ismatching = get_record('lesson_pages', 'id', $pageid)) { // get the page we just inserted
if ($ismatching->qtype == 5) { // check to make sure it is a matching question
$time = time(); // this may need to be changed
// make our 2 response answers
$newanswer->lessonid = $lessonid;
$newanswer->pageid = $pageid;
$newanswer->timecreated = $time;
$newanswer->timemodified = 0;
insert_record('lesson_answers', $newanswer);
insert_record('lesson_answers', $newanswer);
}
}
}
$answers = $info['#']['ANSWERS']['0']['#']['ANSWER'];
//Iterate over lesson_answers
for($i = 0; $i < sizeof($answers); $i++) {
$answer_info = $answers[$i];
//traverse_xmlize($rub_info); //Debug
//print_object ($GLOBALS['traverse_array']); //Debug
//$GLOBALS['traverse_array']=""; //Debug
//We'll need this later!!
$oldid = backup_todb($answer_info['#']['ID']['0']['#']);
//Now, build the lesson_answers record structure
$answer->lessonid = $lessonid;
$answer->pageid = $pageid;
// the absolute jumps will need fixing later
$answer->jumpto = backup_todb($answer_info['#']['JUMPTO']['0']['#']);
$answer->grade = backup_todb($answer_info['#']['GRADE']['0']['#']);
$answer->score = backup_todb($answer_info['#']['SCORE']['0']['#']);
$answer->flags = backup_todb($answer_info['#']['FLAGS']['0']['#']);
$answer->timecreated = backup_todb($answer_info['#']['TIMECREATED']['0']['#']);
$answer->timemodified = backup_todb($answer_info['#']['TIMEMODIFIED']['0']['#']);
$answer->answer = backup_todb($answer_info['#']['ANSWERTEXT']['0']['#']);
$answer->response = backup_todb($answer_info['#']['RESPONSE']['0']['#']);
//The structure is equal to the db, so insert the lesson_answers
$newid = insert_record ("lesson_answers",$answer);
//Do some output
if (($i+1) % 10 == 0) {
if (!defined('RESTORE_SILENTLY')) {
echo ".";
if (($i+1) % 200 == 0) {
echo "<br>";
}
}
backup_flush(300);
}
if ($newid) {
// need to store the id so we can update the useranswer
// field in attempts. This is done in the lesson_pages_restore_mods
backup_putid($restore->backup_unique_code,"lesson_answers", $oldid, $newid);
if ($userdata) {
//We have to restore the lesson_attempts table now (a answers level table)
$status = lesson_attempts_restore($lessonid, $pageid, $newid, $answer_info, $restore);
}
} else {
$status = false;
}
}
}
return $status;
}
//This function restores the attempts
function lesson_attempts_restore($lessonid, $pageid, $answerid, $info, $restore) {
global $CFG;
$status = true;
//Get the attempts array (optional)
if (isset($info['#']['ATTEMPTS']['0']['#']['ATTEMPT'])) {
$attempts = $info['#']['ATTEMPTS']['0']['#']['ATTEMPT'];
//Iterate over attempts
for($i = 0; $i < sizeof($attempts); $i++) {
$attempt_info = $attempts[$i];
//traverse_xmlize($sub_info); //Debug
//print_object ($GLOBALS['traverse_array']); //Debug
//$GLOBALS['traverse_array']=""; //Debug
//We'll need this later!!
$olduserid = backup_todb($attempt_info['#']['USERID']['0']['#']);
//Now, build the lesson_attempts record structure
$attempt->lessonid = $lessonid;
$attempt->pageid = $pageid;
$attempt->answerid = $answerid;
$attempt->userid = backup_todb($attempt_info['#']['USERID']['0']['#']);
$attempt->retry = backup_todb($attempt_info['#']['RETRY']['0']['#']);
$attempt->correct = backup_todb($attempt_info['#']['CORRECT']['0']['#']);
$attempt->useranswer = backup_todb($attempt_info['#']['USERANSWER']['0']['#']);
$attempt->timeseen = backup_todb($attempt_info['#']['TIMESEEN']['0']['#']);
//We have to recode the userid field
$user = backup_getid($restore->backup_unique_code,"user",$olduserid);
if ($user) {
$attempt->userid = $user->new_id;
}
//The structure is equal to the db, so insert the lesson_attempt
$newid = insert_record ("lesson_attempts",$attempt);
//Do some output
if (($i+1) % 50 == 0) {
if (!defined('RESTORE_SILENTLY')) {
echo ".";
if (($i+1) % 1000 == 0) {
echo "<br>";
}
}
backup_flush(300);
}
}
}
return $status;
}
//This function restores the lesson_grades
function lesson_grades_restore_mods($lessonid, $info, $restore) {
global $CFG;
$status = true;
//Get the grades array (optional)
if (isset($info['MOD']['#']['GRADES']['0']['#']['GRADE'])) {
$grades = $info['MOD']['#']['GRADES']['0']['#']['GRADE'];
//Iterate over grades
for($i = 0; $i < sizeof($grades); $i++) {
$grade_info = $grades[$i];
//traverse_xmlize($grade_info); //Debug
//print_object ($GLOBALS['traverse_array']); //Debug
//$GLOBALS['traverse_array']=""; //Debug
//We'll need this later!!
$olduserid = backup_todb($grade_info['#']['USERID']['0']['#']);
//Now, build the lesson_GRADES record structure
$grade->lessonid = $lessonid;
$grade->userid = backup_todb($grade_info['#']['USERID']['0']['#']);
$grade->grade = backup_todb($grade_info['#']['GRADE_VALUE']['0']['#']);
$grade->late = backup_todb($grade_info['#']['LATE']['0']['#']);
$grade->completed = backup_todb($grade_info['#']['COMPLETED']['0']['#']);
//We have to recode the userid field
$user = backup_getid($restore->backup_unique_code,"user",$olduserid);
if ($user) {
$grade->userid = $user->new_id;
}
//The structure is equal to the db, so insert the lesson_grade
$newid = insert_record ("lesson_grades",$grade);
//Do some output
if (($i+1) % 50 == 0) {
if (!defined('RESTORE_SILENTLY')) {
echo ".";
if (($i+1) % 1000 == 0) {
echo "<br>";
}
}
backup_flush(300);
}
if (!$newid) {
$status = false;
}
}
}
return $status;
}
//This function restores the lesson_branch
function lesson_branch_restore($lessonid, $pageid, $info, $restore) {
global $CFG;
$status = true;
//Get the branch array (optional)
if (isset($info['#']['BRANCHES']['0']['#']['BRANCH'])) {
$branches = $info['#']['BRANCHES']['0']['#']['BRANCH'];
//Iterate over branches
for($i = 0; $i < sizeof($branches); $i++) {
$branch_info = $branches[$i];
//traverse_xmlize($branch_info); //Debug
//print_object ($GLOBALS['traverse_array']); //Debug
//$GLOBALS['traverse_array']=""; //Debug
//We'll need this later!!
$olduserid = backup_todb($branch_info['#']['USERID']['0']['#']);
//Now, build the lesson_attempts record structure
$branch->lessonid = $lessonid;
$branch->userid = backup_todb($branch_info['#']['USERID']['0']['#']);
$branch->pageid = $pageid;
$branch->retry = backup_todb($branch_info['#']['RETRY']['0']['#']);
$branch->flag = backup_todb($branch_info['#']['FLAG']['0']['#']);
$branch->timeseen = backup_todb($branch_info['#']['TIMESEEN']['0']['#']);
//We have to recode the userid field
$user = backup_getid($restore->backup_unique_code,"user",$olduserid);
if ($user) {
$branch->userid = $user->new_id;
}
//The structure is equal to the db, so insert the lesson_attempt
$newid = insert_record ("lesson_branch",$branch);
//Do some output
if (($i+1) % 50 == 0) {
if (!defined('RESTORE_SILENTLY')) {
echo ".";
if (($i+1) % 1000 == 0) {
echo "<br>";
}
}
backup_flush(300);
}
}
}
return $status;
}
//This function restores the lesson_timer
function lesson_timer_restore_mods($lessonid, $info, $restore) {
global $CFG;
$status = true;
//Get the timer array (optional)
if (isset($info['MOD']['#']['TIMES']['0']['#']['TIME'])) {
$times = $info['MOD']['#']['TIMES']['0']['#']['TIME'];
//Iterate over times
for($i = 0; $i < sizeof($times); $i++) {
$time_info = $times[$i];
//traverse_xmlize($time_info); //Debug
//print_object ($GLOBALS['traverse_array']); //Debug
//$GLOBALS['traverse_array']=""; //Debug
//We'll need this later!!
$olduserid = backup_todb($time_info['#']['USERID']['0']['#']);
//Now, build the lesson_time record structure
$time->lessonid = $lessonid;
$time->userid = backup_todb($time_info['#']['USERID']['0']['#']);
$time->starttime = backup_todb($time_info['#']['STARTTIME']['0']['#']);
$time->lessontime = backup_todb($time_info['#']['LESSONTIME']['0']['#']);
//We have to recode the userid field
$user = backup_getid($restore->backup_unique_code,"user",$olduserid);
if ($user) {
$time->userid = $user->new_id;
}
//The structure is equal to the db, so insert the lesson_grade
$newid = insert_record ("lesson_timer",$time);
//Do some output
if (($i+1) % 50 == 0) {
if (!defined('RESTORE_SILENTLY')) {
echo ".";
if (($i+1) % 1000 == 0) {
echo "<br>";
}
}
backup_flush(300);
}
if (!$newid) {
$status = false;
}
}
}
return $status;
}
//This function restores the lesson_high_scores
function lesson_high_scores_restore_mods($lessonid, $info, $restore) {
global $CFG;
$status = true;
//Get the highscores array (optional)
if (isset($info['MOD']['#']['HIGHSCORES']['0']['#']['HIGHSCORE'])) {
$highscores = $info['MOD']['#']['HIGHSCORES']['0']['#']['HIGHSCORE'];
//Iterate over highscores
for($i = 0; $i < sizeof($highscores); $i++) {
$highscore_info = $highscores[$i];
//traverse_xmlize($highscore_info); //Debug
//print_object ($GLOBALS['traverse_array']); //Debug
//$GLOBALS['traverse_array']=""; //Debug
//We'll need this later!!
$olduserid = backup_todb($highscore_info['#']['USERID']['0']['#']);
//Now, build the lesson_highscores record structure
$highscore->lessonid = $lessonid;
$highscore->userid = backup_todb($highscore_info['#']['USERID']['0']['#']);
$highscore->gradeid = backup_todb($highscore_info['#']['GRADEID']['0']['#']);
$highscore->nickname = backup_todb($highscore_info['#']['NICKNAME']['0']['#']);
//We have to recode the userid field
$user = backup_getid($restore->backup_unique_code,"user",$olduserid);
if ($user) {
$highscore->userid = $user->new_id;
}
//The structure is equal to the db, so insert the lesson_grade
$newid = insert_record ("lesson_high_scores",$highscore);
//Do some output
if (($i+1) % 50 == 0) {
if (!defined('RESTORE_SILENTLY')) {
echo ".";
if (($i+1) % 1000 == 0) {
echo "<br>";
}
}
backup_flush(300);
}
if (!$newid) {
$status = false;
}
}
}
return $status;
}
//This function restores the lesson_default
function lesson_default_restore_mods($info, $restore) {
global $CFG;
$status = true;
//Get the default array (optional)
if (isset($info['MOD']['#']['DEFAULTS'])) {
$defaults = $info['MOD']['#']['DEFAULTS'];
//Iterate over defaults (should only be 1!)
for($i = 0; $i < sizeof($defaults); $i++) {
$default_info = $defaults[$i];
//traverse_xmlize($default_info); //Debug
//print_object ($GLOBALS['traverse_array']); //Debug
//$GLOBALS['traverse_array']=""; //Debug
//Now, build the lesson_default record structure
$default->course = $restore->course_id;
$default->practice = backup_todb($default_info['#']['PRACTICE']['0']['#']);
$default->modattempts = backup_todb($default_info['#']['MODATTEMPTS']['0']['#']);
$default->usepassword = backup_todb($default_info['#']['USEPASSWORD']['0']['#']);
$default->password = backup_todb($default_info['#']['PASSWORD']['0']['#']);
$default->conditions = backup_todb($default_info['#']['CONDITIONS']['0']['#']);
$default->grade = backup_todb($default_info['#']['GRADE']['0']['#']);
$default->custom = backup_todb($default_info['#']['CUSTOM']['0']['#']);
$default->ongoing = backup_todb($default_info['#']['ONGOING']['0']['#']);
$default->usemaxgrade = backup_todb($default_info['#']['USEMAXGRADE']['0']['#']);
$default->maxanswers = backup_todb($default_info['#']['MAXANSWERS']['0']['#']);
$default->maxattempts = backup_todb($default_info['#']['MAXATTEMPTS']['0']['#']);
$default->review = backup_todb($default_info['#']['REVIEW']['0']['#']);
$default->nextpagedefault = backup_todb($default_info['#']['NEXTPAGEDEFAULT']['0']['#']);
$default->minquestions = backup_todb($default_info['#']['MINQUESTIONS']['0']['#']);
$default->maxpages = backup_todb($default_info['#']['MAXPAGES']['0']['#']);
$default->timed = backup_todb($default_info['#']['TIMED']['0']['#']);
$default->maxtime = backup_todb($default_info['#']['MAXTIME']['0']['#']);
$default->retake = backup_todb($default_info['#']['RETAKE']['0']['#']);
$default->mediaheight = backup_todb($default_info['#']['MEDIAHEIGHT']['0']['#']);
$default->mediawidth = backup_todb($default_info['#']['MEDIAWIDTH']['0']['#']);
$default->mediaclose = backup_todb($default_info['#']['MEDIACLOSE']['0']['#']);
$default->slideshow = backup_todb($default_info['#']['SLIDESHOW']['0']['#']);
$default->width = backup_todb($default_info['#']['WIDTH']['0']['#']);
$default->height = backup_todb($default_info['#']['HEIGHT']['0']['#']);
$default->bgcolor = backup_todb($default_info['#']['BGCOLOR']['0']['#']);
$default->displayleft = backup_todb($default_info['#']['DISPLAYLEFT']['0']['#']);
$default->displayleftif = backup_todb($default_info['#']['DISPLAYLEFTIF']['0']['#']);
$default->progressbar = backup_todb($default_info['#']['PROGRESSBAR']['0']['#']);
$default->highscores = backup_todb($default_info['#']['HIGHSCORES']['0']['#']);
$default->maxhighscores = backup_todb($default_info['#']['MAXHIGHSCORES']['0']['#']);
//The structure is equal to the db, so insert the lesson_grade
$newid = insert_record ("lesson_default",$default);
if ($newid) {
backup_putid($restore->backup_unique_code,'lesson_default',
$restore->course_id, $newid);
}
//Do some output
if (($i+1) % 50 == 0) {
if (!defined('RESTORE_SILENTLY')) {
echo ".";
if (($i+1) % 1000 == 0) {
echo "<br>";
}
}
backup_flush(300);
}
if (!$newid) {
$status = false;
}
}
}
return $status;
}
//Return a content decoded to support interactivities linking. Every module
//should have its own. They are called automatically from
//lesson_decode_content_links_caller() function in each module
//in the restore process
function lesson_decode_content_links ($content,$restore) {
global $CFG;
$result = $content;
//Link to the list of lessons
$searchstring='/\$@(LESSONINDEX)\*([0-9]+)@\$/';
//We look for it
preg_match_all($searchstring,$content,$foundset);
//If found, then we are going to look for its new id (in backup tables)
if ($foundset[0]) {
//print_object($foundset); //Debug
//Iterate over foundset[2]. They are the old_ids
foreach($foundset[2] as $old_id) {
//We get the needed variables here (course id)
$rec = backup_getid($restore->backup_unique_code,"course",$old_id);
//Personalize the searchstring
$searchstring='/\$@(LESSONINDEX)\*('.$old_id.')@\$/';
//If it is a link to this course, update the link to its new location
if($rec->new_id) {
//Now replace it
$result= preg_replace($searchstring,$CFG->wwwroot.'/mod/lesson/index.php?id='.$rec->new_id,$result);
} else {
//It's a foreign link so leave it as original
$result= preg_replace($searchstring,$restore->original_wwwroot.'/mod/lesson/index.php?id='.$old_id,$result);
}
}
}
//Link to lesson view by moduleid
$searchstring='/\$@(LESSONVIEWBYID)\*([0-9]+)@\$/';
//We look for it
preg_match_all($searchstring,$result,$foundset);
//If found, then we are going to look for its new id (in backup tables)
if ($foundset[0]) {
//print_object($foundset); //Debug
//Iterate over foundset[2]. They are the old_ids
foreach($foundset[2] as $old_id) {
//We get the needed variables here (course_modules id)
$rec = backup_getid($restore->backup_unique_code,"course_modules",$old_id);
//Personalize the searchstring
$searchstring='/\$@(LESSONVIEWBYID)\*('.$old_id.')@\$/';
//If it is a link to this course, update the link to its new location
if($rec->new_id) {
//Now replace it
$result= preg_replace($searchstring,$CFG->wwwroot.'/mod/lesson/view.php?id='.$rec->new_id,$result);
} else {
//It's a foreign link so leave it as original
$result= preg_replace($searchstring,$restore->original_wwwroot.'/mod/lesson/view.php?id='.$old_id,$result);
}
}
}
return $result;
}
//This function makes all the necessary calls to xxxx_decode_content_links()
//function in each module, passing them the desired contents to be decoded
//from backup format to destination site/course in order to mantain inter-activities
//working in the backup/restore process. It's called from restore_decode_content_links()
//function in restore process
function lesson_decode_content_links_caller($restore) {
global $CFG;
$status = true;
//Process every lesson PAGE in the course
if ($pages = get_records_sql ("SELECT p.id, p.contents
FROM {$CFG->prefix}lesson_pages p,
{$CFG->prefix}lesson l
WHERE l.course = $restore->course_id AND
p.lessonid = l.id")) {
//Iterate over each page->message
$i = 0; //Counter to send some output to the browser to avoid timeouts
foreach ($pages as $page) {
//Increment counter
$i++;
$content = $page->contents;
$result = restore_decode_content_links_worker($content,$restore);
if ($result != $content) {
//Update record
$page->contents = addslashes($result);
$status = update_record("lesson_pages",$page);
if ($CFG->debug>7) {
if (!defined('RESTORE_SILENTLY')) {
echo '<br /><hr />'.s($content).'<br />changed to<br />'.s($result).'<hr /><br />';
}
}
}
//Do some output
if (($i+1) % 5 == 0) {
if (!defined('RESTORE_SILENTLY')) {
echo ".";
if (($i+1) % 100 == 0) {
echo "<br />";
}
}
backup_flush(300);
}
}
}
return $status;
}
//This function returns a log record with all the necessay transformations
//done. It's used by restore_log_module() to restore modules log.
function lesson_restore_logs($restore,$log) {
$status = false;
//Depending of the action, we recode different things
switch ($log->action) {
case "add":
if ($log->cmid) {
//Get the new_id of the module (to recode the info field)
$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
if ($mod) {
$log->url = "view.php?id=".$log->cmid;
$log->info = $mod->new_id;
$status = true;
}
}
break;
case "update":
if ($log->cmid) {
//Get the new_id of the module (to recode the info field)
$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
if ($mod) {
$log->url = "view.php?id=".$log->cmid;
$log->info = $mod->new_id;
$status = true;
}
}
break;
case "view all":
$log->url = "index.php?id=".$log->course;
$status = true;
break;
case "start":
if ($log->cmid) {
//Get the new_id of the module (to recode the info field)
$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
if ($mod) {
$log->url = "view.php?id=".$log->cmid;
$log->info = $mod->new_id;
$status = true;
}
}
break;
case "end":
if ($log->cmid) {
//Get the new_id of the module (to recode the info field)
$mod = backup_getid($restore->backup_unique_code,$log->module,$log->info);
if ($mod) {
$log->url = "view.php?id=".$log->cmid;
$log->info = $mod->new_id;
$status = true;
}
}
break;
case "view":
if ($log->cmid) {
//Get the new_id of the page (to recode the url field)
$pag = backup_getid($restore->backup_unique_code,"lesson_pages",$log->info);
if ($pag) {
$log->url = "view.php?id=".$log->cmid."&action=navigation&pageid=".$pag->new_id;
$log->info = $pag->new_id;
$status = true;
}
}
break;
default:
if (!defined('RESTORE_SILENTLY')) {
echo "action (".$log->module."-".$log->action.") unknown. Not restored<br>"; //Debug
}
break;
}
if ($status) {
$status = $log;
}
return $status;
}
?>
|
