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Restore surveys COMPLETED.

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stronk7
2003-06-01 19:38:14 +00:00
parent 1552d8b4e1
commit ea2280282e
1 changed files with 175 additions and 0 deletions
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backup/mod/survey/restorelib.php
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<?PHP //$Id$
//This php script contains all the stuff to backup/restore
//survey mods
//This is the "graphical" structure of the survey mod:
// --------------------
// survey | survey_questions |
// (CL,pk->id) |(CL,pk->id,?????) |
// | --------------------
// |
// -----------------------------------
// | |
// survey_analysis survey_answers
// (UL,pk->id, fk->survey) (UL,pk->id, fk->survey)
//
// 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)
//
//-----------------------------------------------------------
function survey_restore_mods($mod,$restore) {
global $CFG,$db;
$status = true;
//Get record from backup_ids
$data = backup_getid($restore->backup_unique_code,$mod->modtype,$mod->id);
if ($data) {
//We have info, get and unserialize info
//First strip slashes
$temp = stripslashes($data->info);
//Now get completed xmlized object
$info = unserialize($temp);
//traverse_xmlize($info); //Debug
//print_object ($GLOBALS['traverse_array']); //Debug
//$GLOBALS['traverse_array']=""; //Debug
//Now, build the SURVEY record structure
$survey->course = $restore->course_id;
$survey->template = backup_todb($info['MOD']['#']['TEMPLATE']['0']['#']);
$survey->days = backup_todb($info['MOD']['#']['DAYS']['0']['#']);
$survey->timecreated = backup_todb($info['MOD']['#']['TIMECREATED']['0']['#']);
$survey->timemodified = backup_todb($info['MOD']['#']['TIMEMODIFIED']['0']['#']);
$survey->name = backup_todb($info['MOD']['#']['NAME']['0']['#']);
$survey->intro = backup_todb($info['MOD']['#']['INTRO']['0']['#']);
$survey->questions = backup_todb($info['MOD']['#']['QUESTIONS']['0']['#']);
//The structure is equal to the db, so insert the survey
$newid = insert_record ("survey",$survey);
if ($newid) {
//We have the newid, update backup_ids
backup_putid($restore->backup_unique_code,$mod->modtype,
$mod->id, $newid);
//Now check if want to restore user data and do it.
if ($restore->mods[survey]->userinfo) {
//Restore survey_answers
$status = survey_answers_restore_mods ($newid,$info,$restore);
//Restore survey_analysis
if ($status) {
$status = survey_analysis_restore_mods ($newid,$info,$restore);
}
}
} else {
$status = false;
}
} else {
$status = false;
}
return $status;
}
//This function restores the survey_answers
function survey_answers_restore_mods($survey_id,$info,$restore) {
global $CFG;
$status = true;
//Get the answers array
$answers = $info['MOD']['#']['ANSWERS']['0']['#']['ANSWER'];
//Iterate over answers
for($i = 0; $i < sizeof($answers); $i++) {
$sub_info = $answers[$i];
//traverse_xmlize($sub_info); //Debug
//print_object ($GLOBALS['traverse_array']); //Debug
//$GLOBALS['traverse_array']=""; //Debug
//We'll need this later!!
$oldid = backup_todb($sub_info['#']['ID']['0']['#']);
$olduserid = backup_todb($sub_info['#']['USERID']['0']['#']);
//Now, build the SURVEY_ANSWERS record structure
$answer->survey = $survey_id;
$answer->userid = backup_todb($sub_info['#']['USERID']['0']['#']);
$answer->question = backup_todb($sub_info['#']['QUESTION']['0']['#']);
$answer->time = backup_todb($sub_info['#']['TIME']['0']['#']);
$answer->answer1 = backup_todb($sub_info['#']['ANSWER1']['0']['#']);
$answer->answer2 = backup_todb($sub_info['#']['ANSWER2']['0']['#']);
//We have to recode the userid field
$user = backup_getid($restore->backup_unique_code,"user",$answer->userid);
if ($user) {
$answer->userid = $user->new_id;
}
//The structure is equal to the db, so insert the survey_answers
$newid = insert_record ("survey_answers",$answer);
if ($newid) {
//We have the newid, update backup_ids
backup_putid($restore->backup_unique_code,"survey_answers",$oldid,
$newid);
} else {
$status = false;
}
}
return $status;
}
//This function restores the survey_analysis
function survey_analysis_restore_mods($survey_id,$info,$restore) {
global $CFG;
$status = true;
//Get the analysis array
$analysis = $info['MOD']['#']['ANALYSIS']['0']['#']['ANALYS'];
//Iterate over analysis
for($i = 0; $i < sizeof($analysis); $i++) {
$sub_info = $analysis[$i];
traverse_xmlize($sub_info); //Debug
print_object ($GLOBALS['traverse_array']); //Debug
$GLOBALS['traverse_array']=""; //Debug
//We'll need this later!!
$oldid = backup_todb($sub_info['#']['ID']['0']['#']);
$olduserid = backup_todb($sub_info['#']['USERID']['0']['#']);
//Now, build the SURVEY_ANALYSIS record structure
$analys->survey = $survey_id;
$analys->userid = backup_todb($sub_info['#']['USERID']['0']['#']);
$analys->notes = backup_todb($sub_info['#']['NOTES']['0']['#']);
//We have to recode the userid field
$user = backup_getid($restore->backup_unique_code,"user",$analys->userid);
if ($user) {
$analys->userid = $user->new_id;
}
//The structure is equal to the db, so insert the survey_analysis
$newid = insert_record ("survey_analysis",$analys);
if ($newid) {
//We have the newid, update backup_ids
backup_putid($restore->backup_unique_code,"survey_analysis",$oldid,
$newid);
} else {
$status = false;
}
}
return $status;
}
?>