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backup now actually backs up. Includes all of our database changes

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This commit is contained in:
michaelpenne
2004-11-01 19:53:06 +00:00
parent 9814a0eda6
commit 493c24e5a8
1 changed files with 200 additions and 15 deletions
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mod/lesson/backuplib.php
+200 -15
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@@ -1,19 +1,22 @@
<?PHP //$Id$
//This php script contains all the stuff to backup/restore
//lesson mods
//This is the "graphical" structure of the lesson mod:
//
// lesson ----------------------------|
// (CL,pk->id) |
// 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_grades
// | (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)
// |
@@ -48,26 +51,57 @@
fwrite ($bf,full_tag("ID",4,false,$lesson->id));
fwrite ($bf,full_tag("MODTYPE",4,false,"lesson"));
fwrite ($bf,full_tag("NAME",4,false,$lesson->name));
fwrite ($bf,full_tag("PRACTICE",4,false,$lesson->practice));
fwrite ($bf,full_tag("MODATTEMPTS",4,false,$lesson->modattempts));
fwrite ($bf,full_tag("PASSWORD",4,false,$lesson->password));
fwrite ($bf,full_tag("USEPASSWORD",4,false,$lesson->usepassword));
fwrite ($bf,full_tag("GRADE",4,false,$lesson->grade));
fwrite ($bf,full_tag("CUSTOM",4,false,$lesson->custom));
fwrite ($bf,full_tag("ONGOING",4,false,$lesson->ongoing));
fwrite ($bf,full_tag("USEMAXGRADE",4,false,$lesson->usemaxgrade));
fwrite ($bf,full_tag("MAXANSWERS",4,false,$lesson->maxanswers));
fwrite ($bf,full_tag("MAXATTEMPTS",4,false,$lesson->maxattempts));
fwrite ($bf,full_tag("REVIEW",4,false,$lesson->review));
fwrite ($bf,full_tag("NEXTPAGEDEFAULT",4,false,$lesson->nextpagedefault));
fwrite ($bf,full_tag("MINQUESTIONS",4,false,$lesson->minquestions));
fwrite ($bf,full_tag("MAXPAGES",4,false,$lesson->maxpages));
fwrite ($bf,full_tag("TIMED",4,false,$lesson->timed));
fwrite ($bf,full_tag("MAXTIME",4,false,$lesson->maxtime));
fwrite ($bf,full_tag("RETAKE",4,false,$lesson->retake));
fwrite ($bf,full_tag("TREE",4,false,$lesson->tree));
fwrite ($bf,full_tag("SLIDESHOW",4,false,$lesson->slideshow));
fwrite ($bf,full_tag("WIDTH",4,false,$lesson->width));
fwrite ($bf,full_tag("HEIGHT",4,false,$lesson->height));
fwrite ($bf,full_tag("BGCOLOR",4,false,$lesson->bgcolor));
fwrite ($bf,full_tag("DISPLAYLEFT",4,false,$lesson->displayleft));
fwrite ($bf,full_tag("HIGHSCORES",4,false,$lesson->highscores));
fwrite ($bf,full_tag("MAXHIGHSCORES",4,false,$lesson->maxhighscores));
fwrite ($bf,full_tag("AVAILABLE",4,false,$lesson->available));
fwrite ($bf,full_tag("DEADLINE",4,false,$lesson->deadline));
fwrite ($bf,full_tag("TIMEMODIFIED",4,false,$lesson->timemodified));
//Now we backup lesson pages
$status = backup_lesson_pages($bf,$preferences,$lesson->id);
//if we've selected to backup users info, then backup grades
//if we've selected to backup users info, then backup grades, high scores, and timer info
if ($status) {
if ($preferences->mods["lesson"]->userinfo) {
$status = backup_lesson_grades($bf, $preferences, $lesson->id);
if(!backup_lesson_grades($bf, $preferences, $lesson->id)) {
return false;
}
if (!backup_lesson_high_scores($bf, $preferences, $lesson->id)) {
return false;
}
if (!backup_lesson_timer($bf, $preferences, $lesson->id)) {
return false;
}
}
//End mod
$status =fwrite ($bf,end_tag("MOD",3,true));
// back up the default for the course. There might not be one, but if there
// is, there will only be one.
$status = backup_lesson_default($bf,$preferences);
//End mod
if ($status) {
$status =fwrite ($bf,end_tag("MOD",3,true));
}
}
}
}
@@ -93,12 +127,20 @@
fwrite ($bf,full_tag("PAGEID",6,false,$page->id)); // needed to fix (absolute) jumps
fwrite ($bf,full_tag("QTYPE",6,false,$page->qtype));
fwrite ($bf,full_tag("QOPTION",6,false,$page->qoption));
fwrite ($bf,full_tag("LAYOUT",6,false,$page->layout));
fwrite ($bf,full_tag("DISPLAY",6,false,$page->display));
fwrite ($bf,full_tag("TIMECREATED",6,false,$page->timecreated));
fwrite ($bf,full_tag("TIMEMODIFIED",6,false,$page->timemodified));
fwrite ($bf,full_tag("TITLE",6,false,$page->title));
fwrite ($bf,full_tag("CONTENTS",6,false,$page->contents));
//Now we backup lesson answers for this page
$status = backup_lesson_answers($bf, $preferences, $page->id);
// backup branch table info for branch tables.
if ($status && $preferences->mods["lesson"]->userinfo) {
if (!backup_lesson_branch($bf, $preferences, $page->id)) {
return false;
}
}
//End of page
$status =fwrite ($bf,end_tag("PAGE",5,true));
// move to the next (logical) page
@@ -137,12 +179,14 @@
//Start answer
$status =fwrite ($bf,start_tag("ANSWER",7,true));
//Print answer contents
fwrite ($bf,full_tag("ID",8,false,$answer->id));
fwrite ($bf,full_tag("JUMPTO",8,false,$answer->jumpto));
fwrite ($bf,full_tag("GRADE",8,false,$answer->grade));
fwrite ($bf,full_tag("SCORE",8,false,$answer->score));
fwrite ($bf,full_tag("FLAGS",8,false,$answer->flags));
fwrite ($bf,full_tag("TIMECREATED",8,false,$answer->timecreated));
fwrite ($bf,full_tag("TIMEMODIFIED",8,false,$answer->timemodified));
fwrite ($bf,full_tag("ANSWERTEXT",8,false,$answer->answer));
fwrite ($bf,full_tag("ANSWERTEXT",8,false,$answer->answer)); // THIS MIGHT BE WRONG, IT IS ANSWER IN DB MARKN
fwrite ($bf,full_tag("RESPONSE",8,false,$answer->response));
//Now we backup any lesson attempts (if student data required)
if ($preferences->mods["lesson"]->userinfo) {
@@ -176,7 +220,8 @@
//Print attempt contents
fwrite ($bf,full_tag("USERID",6,false,$attempt->userid));
fwrite ($bf,full_tag("RETRY",6,false,$attempt->retry));
fwrite ($bf,full_tag("CORRECT",6,false,$attempt->correct));
fwrite ($bf,full_tag("CORRECT",6,false,$attempt->correct));
fwrite ($bf,full_tag("USERANSWER",6,false,$attempt->useranswer));
fwrite ($bf,full_tag("TIMESEEN",6,false,$attempt->timeseen));
//End attempt
$status =fwrite ($bf,end_tag("ATTEMPT",5,true));
@@ -218,6 +263,146 @@
}
return $status;
}
//Backup lesson_branch contents (executed from backup_lesson_pages)
function backup_lesson_branch($bf,$preferences,$pageno) {
global $CFG;
$status = true;
// get the answers in a set order, the id order
$lesson_branch = get_records("lesson_branch", "pageid", $pageno, "id");
//If there is lesson_branch
if ($lesson_branch) {
//Write start tag
$status =fwrite ($bf,start_tag("BRANCHES",6,true));
//Iterate over each element
foreach ($lesson_branch as $branch) {
//Start branch
$status =fwrite ($bf,start_tag("BRANCH",7,true));
//Print answer contents
fwrite ($bf,full_tag("LESSONID",8,false,$branch->lessonid));
fwrite ($bf,full_tag("USERID",8,false,$branch->userid));
fwrite ($bf,full_tag("PAGEID",8,false,$branch->pageid));
fwrite ($bf,full_tag("RETRY",8,false,$branch->retry));
fwrite ($bf,full_tag("FLAG",8,false,$branch->flag));
fwrite ($bf,full_tag("TIMESEEN",8,false,$branch->timeseen));
// END BRANCH
$status =fwrite ($bf,end_tag("BRANCH",7,true));
}
//Write end tag
$status =fwrite ($bf,end_tag("BRANCHES",6,true));
}
return $status;
}
//Backup lesson_timer contents (executed from backup_lesson_mods)
function backup_lesson_timer ($bf,$preferences,$lessonid) {
global $CFG;
$status = true;
$times = get_records("lesson_timer", "lessonid", $lessonid);
//If there is times
if ($times) {
//Write start tag
$status =fwrite ($bf,start_tag("TIMES",8,true));
//Iterate over each time
foreach ($times as $time) {
//Start time
$status =fwrite ($bf,start_tag("TIME",9,true));
//Print time contents
fwrite ($bf,full_tag("LESSONID",10,false,$time->lessonid));
fwrite ($bf,full_tag("USERID",10,false,$time->userid));
fwrite ($bf,full_tag("STARTTIME",10,false,$time->starttime));
fwrite ($bf,full_tag("LESSONTIME",10,false,$time->lessontime));
//End comment
$status =fwrite ($bf,end_tag("TIME",9,true));
}
//Write end tag
$status =fwrite ($bf,end_tag("TIMES",8,true));
}
return $status;
}
// backup lesson_high_score contents (executed from backup_lesson_mods)
function backup_lesson_high_scores($bf, $preferences, $lessonid) {
global $CFG;
$status = true;
$highscores = get_records("lesson_high_scores", "lessonid", $lessonid);
//If there is highscores
if ($highscores) {
//Write start tag
$status =fwrite ($bf,start_tag("HIGHSCORES",8,true));
//Iterate over each highscore
foreach ($highscores as $highscore) {
//Start highscore
$status =fwrite ($bf,start_tag("HIGHSCORE",9,true));
//Print highscore contents
fwrite ($bf,full_tag("LESSONID",10,false,$highscore->lessonid));
fwrite ($bf,full_tag("USERID",10,false,$highscore->userid));
fwrite ($bf,full_tag("GRADEID",10,false,$highscore->gradeid));
fwrite ($bf,full_tag("NICKNAME",10,false,$highscore->nickname));
//End comment
$status =fwrite ($bf,end_tag("HIGHSCORE",9,true));
}
//Write end tag
$status =fwrite ($bf,end_tag("HIGHSCORES",8,true));
}
return $status;
}
// backup lesson_default contents (executed from backup_lesson_mods)
function backup_lesson_default ($bf,$preferences) {
global $CFG;
$status = true;
//only one default record per course
$default = get_record("lesson_default", "course", $preferences->backup_course);
if ($default) {
//Start mod
$status =fwrite ($bf,start_tag("DEFAULTS",3,true));
$status =fwrite ($bf,start_tag("DEFAULT",4,true));
//Print default data
fwrite ($bf,full_tag("PRACTICE",5,false,$default->practice));
fwrite ($bf,full_tag("MODATTEMPTS",5,false,$default->modattempts));
fwrite ($bf,full_tag("PASSWORD",5,false,$default->password));
fwrite ($bf,full_tag("USEPASSWORD",5,false,$default->usepassword));
fwrite ($bf,full_tag("GRADE",5,false,$default->grade));
fwrite ($bf,full_tag("CUSTOM",5,false,$default->custom));
fwrite ($bf,full_tag("ONGOING",5,false,$default->ongoing));
fwrite ($bf,full_tag("USEMAXGRADE",5,false,$default->usemaxgrade));
fwrite ($bf,full_tag("MAXANSWERS",5,false,$default->maxanswers));
fwrite ($bf,full_tag("MAXATTEMPTS",5,false,$default->maxattempts));
fwrite ($bf,full_tag("REVIEW",5,false,$default->review));
fwrite ($bf,full_tag("NEXTPAGEDEFAULT",5,false,$default->nextpagedefault));
fwrite ($bf,full_tag("MINQUESTIONS",5,false,$default->minquestions));
fwrite ($bf,full_tag("MAXPAGES",5,false,$default->maxpages));
fwrite ($bf,full_tag("TIMED",5,false,$default->timed));
fwrite ($bf,full_tag("MAXTIME",5,false,$default->maxtime));
fwrite ($bf,full_tag("RETAKE",5,false,$default->retake));
fwrite ($bf,full_tag("TREE",5,false,$default->tree));
fwrite ($bf,full_tag("SLIDESHOW",5,false,$default->slideshow));
fwrite ($bf,full_tag("WIDTH",5,false,$default->width));
fwrite ($bf,full_tag("HEIGHT",5,false,$default->height));
fwrite ($bf,full_tag("BGCOLOR",5,false,$default->bgcolor));
fwrite ($bf,full_tag("DISPLAYLEFT",5,false,$default->displayleft));
fwrite ($bf,full_tag("HIGHSCORES",5,false,$default->highscores));
fwrite ($bf,full_tag("MAXHIGHSCORES",5,false,$default->maxhighscores));
$status =fwrite ($bf,end_tag("DEFAULT",4,true));
$status =fwrite ($bf,end_tag("DEFAULTS",3,true));
}
return $status;
}
//Return an array of info (name,value)
function lesson_check_backup_mods($course,$user_data=false,$backup_unique_code) {
//First the course data