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<?php //$Id: restorelib.php,v 1.14 2006/03/28 23:31:11 stronk7 Exp $
//This php script contains all the stuff to backup/restore
//journal mods
//This is the "graphical" structure of the journal mod:
//
// journal
// (CL,pk->id)
// |
// |
// |
// journal_entries
// (UL,pk->id, fk->journal)
//
// 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 journal_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 JOURNAL record structure
$journal->course = $restore->course_id;
$journal->name = backup_todb($info['MOD']['#']['NAME']['0']['#']);
$journal->intro = backup_todb($info['MOD']['#']['INTRO']['0']['#']);
$journal->introformat = backup_todb($info['MOD']['#']['INTROFORMAT']['0']['#']);
$journal->days = backup_todb($info['MOD']['#']['DAYS']['0']['#']);
$journal->assessed = backup_todb($info['MOD']['#']['ASSESSED']['0']['#']);
$journal->timemodified = backup_todb($info['MOD']['#']['TIMEMODIFIED']['0']['#']);
//We have to recode the assessed field if it is <0 (scale)
if ($journal->assessed < 0) {
$scale = backup_getid($restore->backup_unique_code,"scale",abs($journal->assessed));
if ($scale) {
$journal->assessed = -($scale->new_id);
}
}
//The structure is equal to the db, so insert the journal
$newid = insert_record ("journal",$journal);
//Do some output
if (!defined('RESTORE_SILENTLY')) {
echo "<li>".get_string("modulename","journal")." \"".format_string(stripslashes($journal->name),true)."\"</li>";
}
backup_flush(300);
if ($newid) {
//We have the newid, update backup_ids
backup_putid($restore->backup_unique_code,$mod->modtype,
$mod->id, $newid);
//Now check if want to restore user data and do it.
if (restore_userdata_selected($restore,'journal',$mod->id)) {
//Restore journal_entries
$status = journal_entries_restore_mods ($mod->id, $newid,$info,$restore);
}
} else {
$status = false;
}
} else {
$status = false;
}
return $status;
}
//This function restores the journal_entries
function journal_entries_restore_mods($old_journal_id, $new_journal_id,$info,$restore) {
global $CFG;
$status = true;
//Get the entries array
$entries = $info['MOD']['#']['ENTRIES']['0']['#']['ENTRY'];
//Iterate over entries
for($i = 0; $i < sizeof($entries); $i++) {
$entry_info = $entries[$i];
//traverse_xmlize($entry_info); //Debug
//print_object ($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 JOURNAL_ENTRIES record structure
$entry->journal = $new_journal_id;
$entry->userid = backup_todb($entry_info['#']['USERID']['0']['#']);
$entry->modified = backup_todb($entry_info['#']['MODIFIED']['0']['#']);
$entry->text = backup_todb($entry_info['#']['TEXT']['0']['#']);
$entry->format = backup_todb($entry_info['#']['FORMAT']['0']['#']);
$entry->rating = backup_todb($entry_info['#']['RATING']['0']['#']);
$entry->comment = backup_todb($entry_info['#']['COMMENT']['0']['#']);
$entry->teacher = backup_todb($entry_info['#']['TEACHER']['0']['#']);
$entry->timemarked = backup_todb($entry_info['#']['TIMEMARKED']['0']['#']);
$entry->mailed = backup_todb($entry_info['#']['MAILED']['0']['#']);
//We have to recode the userid field
$user = backup_getid($restore->backup_unique_code,"user",$entry->userid);
if ($user) {
$entry->userid = $user->new_id;
}
//We have to recode the teacher field
$user = backup_getid($restore->backup_unique_code,"user",$entry->teacher);
if ($user) {
$entry->teacher = $user->new_id;
}
//The structure is equal to the db, so insert the journal_entry
$newid = insert_record ("journal_entries",$entry);
//Do some output
if (($i+1) % 50 == 0) {
if (!defined('RESTORE_SILENTLY')) {
echo ".";
if (($i+1) % 1000 == 0) {
echo "<br />";
}
}
backup_flush(300);
}
if ($newid) {
//We have the newid, update backup_ids
backup_putid($restore->backup_unique_code,"journal_entry",$oldid,
$newid);
} else {
$status = false;
}
}
return $status;
}
//This function converts texts in FORMAT_WIKI to FORMAT_MARKDOWN for
//some texts in the module
function journal_restore_wiki2markdown ($restore) {
global $CFG;
$status = true;
//Convert journal_entries->text
if ($records = get_records_sql ("SELECT e.id, e.text, e.format
FROM {$CFG->prefix}journal_entries e,
{$CFG->prefix}journal j,
{$CFG->prefix}backup_ids b
WHERE j.id = e.journal AND
j.course = $restore->course_id AND
e.format = ".FORMAT_WIKI. " AND
b.backup_code = $restore->backup_unique_code AND
b.table_name = 'journal_entries' AND
b.new_id = e.id")) {
foreach ($records as $record) {
//Rebuild wiki links
$record->text = restore_decode_wiki_content($record->text, $restore);
//Convert to Markdown
$wtm = new WikiToMarkdown();
$record->text = $wtm->convert($record->text, $restore->course_id);
$record->format = FORMAT_MARKDOWN;
$status = update_record('journal_entries', addslashes_object($record));
//Do some output
$i++;
if (($i+1) % 1 == 0) {
if (!defined('RESTORE_SILENTLY')) {
echo ".";
if (($i+1) % 20 == 0) {
echo "<br />";
}
}
backup_flush(300);
}
}
}
//Convert journal->intro
if ($records = get_records_sql ("SELECT j.id, j.intro, j.introformat
FROM {$CFG->prefix}journal j,
{$CFG->prefix}backup_ids b
WHERE j.course = $restore->course_id AND
j.introformat = ".FORMAT_WIKI. " AND
b.backup_code = $restore->backup_unique_code AND
b.table_name = 'journal' AND
b.new_id = j.id")) {
foreach ($records as $record) {
//Rebuild wiki links
$record->intro = restore_decode_wiki_content($record->intro, $restore);
//Convert to Markdown
$wtm = new WikiToMarkdown();
$record->intro = $wtm->convert($record->intro, $restore->course_id);
$record->introformat = FORMAT_MARKDOWN;
$status = update_record('journal', addslashes_object($record));
//Do some output
$i++;
if (($i+1) % 1 == 0) {
if (!defined('RESTORE_SILENTLY')) {
echo ".";
if (($i+1) % 20 == 0) {
echo "<br />";
}
}
backup_flush(300);
}
}
}
return $status;
}
//This function returns a log record with all the necessay transformations
//done. It's used by restore_log_module() to restore modules log.
function journal_restore_logs($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;
$status = true;
}
}
break;
case "view":
if ($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;
$status = true;
}
}
break;
case "add entry":
if ($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;
$status = true;
}
}
break;
case "update entry":
if ($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;
$status = true;
}
}
break;
case "view responses":
if ($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) {
$log->url = "report.php?id=".$log->cmid;
$log->info = $mod->new_id;
$status = true;
}
}
break;
case "update feedback":
if ($log->cmid) {
$log->url = "report.php?id=".$log->cmid;
$status = true;
}
break;
case "view all":
$log->url = "index.php?id=".$log->course;
$status = true;
break;
default:
if (!defined('RESTORE_SILENTLY')) {
echo "action (".$log->module."-".$log->action.") unknown. Not restored<br />"; //Debug
}
break;
}
if ($status) {
$status = $log;
}
return $status;
}
?>
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