return $info;
}
+ //This function read the xml file and store its data from the groups in
+ //backup_ids->info db (and group's id in $info)
+ function restore_read_xml_groups ($restore,$xml_file) {
+
+ //We call the main read_xml function, with todo = GROUPS
+ $info = restore_read_xml ($xml_file,"GROUPS",$restore);
+
+ return $info;
+ }
+
//This function read the xml file and store its data from the modules in
//backup_ids->info
function restore_read_xml_modules ($restore,$xml_file) {
return $status;
}
+ //This function creates all the groups
+ function restore_create_groups($restore,$xml_file) {
+
+ global $CFG, $db;
+
+ $status = true;
+ //Check it exists
+ if (!file_exists($xml_file)) {
+ $status = false;
+ }
+ //Get info from xml
+ if ($status) {
+ //groups will contain the old_id of every scale
+ //in backup_ids->info will be the real info (serialized)
+ $groups = restore_read_xml_groups($restore,$xml_file);
+ }
+ //Now, if we have anything in groups, we have to restore that
+ //groups
+ if ($groups) {
+ if ($groups !== true) {
+ //Iterate over each group
+ foreach ($groups as $group) {
+ //Get record from backup_ids
+ $data = backup_getid($restore->backup_unique_code,"group",$group->id);
+ //Init variables
+ $create_group = false;
+
+ if ($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 GROUP record structure
+ $gro->id = backup_todb($info['GROUP']['#']['ID']['0']['#']);
+ $gro->courseid = backup_todb($info['GROUP']['#']['COURSEID']['0']['#']);
+ $gro->name = backup_todb($info['GROUP']['#']['NAME']['0']['#']);
+ $gro->description = backup_todb($info['GROUP']['#']['DESCRIPTION']['0']['#']);
+ $gro->lang = backup_todb($info['GROUP']['#']['LANG']['0']['#']);
+ $gro->picture = backup_todb($info['GROUP']['#']['PICTURE']['0']['#']);
+ $gro->timecreated = backup_todb($info['GROUP']['#']['TIMECREATED']['0']['#']);
+ $gro->timemodified = backup_todb($info['GROUP']['#']['TIMEMODIFIED']['0']['#']);
+
+ //Now search if that group exists (by name and description field) in
+ //restore->course_id course
+ $gro_db = get_record("groups","courseid",$restore->course_id,"name",$gro->name,"description",$gro->description);
+ //If it doesn't exist, create
+ if (!$gro_db) {
+ $create_group = true;
+ }
+ //If we must create the group
+ if ($create_group) {
+ //Me must recode the courseid to the restore->course_id
+ $gro->courseid = $restore->course_id;
+ //The structure is equal to the db, so insert the group
+ $newid = insert_record ("groups",$gro);
+ } else {
+ //get current group id
+ $newid = $group_db->id;
+ }
+ if ($newid) {
+ //We have the newid, update backup_ids
+ backup_putid($restore->backup_unique_code,"group",
+ $group->id, $newid);
+ }
+ //Now restore members in the groups_members
+ $status2 = restore_create_groups_members($newid,$info,$restore);
+ }
+ }
+ }
+ } else {
+ $status = false;
+ }
+ return ($status && $status2);
+ }
+
+ //This function restores the groups_members
+ function restore_create_groups_members($group_id,$info,$restore) {
+
+ global $CFG;
+
+ $status = true;
+
+ //Get the members array
+ $members = $info['GROUP']['#']['MEMBERS']['0']['#']['MEMBER'];
+
+ //Iterate over members
+ for($i = 0; $i < sizeof($members); $i++) {
+ $mem_info = $members[$i];
+ traverse_xmlize($mem_info); //Debug
+ print_object ($GLOBALS['traverse_array']); //Debug
+ $GLOBALS['traverse_array']=""; //Debug
+
+ //Now, build the GROUPS_MEMBERS record structure
+ $group_member->groupid = $group_id;
+ $group_member->userid = backup_todb($mem_info['#']['USERID']['0']['#']);
+ $group_member->timeadded = backup_todb($mem_info['#']['TIMEADDED']['0']['#']);
+
+ //We have to recode the userid field
+ $user = backup_getid($restore->backup_unique_code,"user",$group_member->userid);
+ if ($user) {
+ $group_member->userid = $user->new_id;
+ }
+
+ //The structure is equal to the db, so insert the groups_members
+ $newid = insert_record ("groups_members",$group_member);
+
+ //Do some output
+ if (($i+1) % 50 == 0) {
+ echo ".";
+ if (($i+1) % 1000 == 0) {
+ echo "<br>";
+ }
+ backup_flush(300);
+ }
+
+ if (!$newid) {
+ $status = false;
+ }
+ }
+
+ return $status;
+ }
+
//This function restores the userfiles from the temp (user_files) directory to the
//dataroot/users directory
function restore_user_files($restore) {
$status = true;
+ $counter = 0;
+
//First, we check to "users" exists and create is as necessary
//in CFG->dataroot
$dest_dir = $CFG->dataroot."/users";
global $CFG;
$status = true;
+
+ $counter = 0;
//First, we check to "course_id" exists and create is as necessary
//in CFG->dataroot
}
}
+ function startElementGroups($parser, $tagName, $attrs) {
+ //Refresh properties
+ $this->level++;
+ $this->tree[$this->level] = $tagName;
+
+ //if ($tagName == "GROUP" && $this->tree[3] == "GROUPS") { //Debug
+ // echo "<P>GROUP: ".strftime ("%X",time()),"-"; //Debug
+ //} //Debug
+
+ //Output something to avoid browser timeouts...
+ backup_flush();
+
+ //Check if we are into GROUPS zone
+ //if ($this->tree[3] == "GROUPS") //Debug
+ // echo $this->level.str_repeat(" ",$this->level*2)."<".$tagName."><br>\n"; //Debug
+
+ //If we are under a GROUP tag under a GROUPS zone, accumule it
+ if (isset($this->tree[4]) and isset($this->tree[3])) {
+ if (($this->tree[4] == "GROUP") and ($this->tree[3] == "GROUPS")) {
+ if (!isset($this->temp)) {
+ $this->temp = "";
+ }
+ $this->temp .= "<".$tagName.">";
+ }
+ }
+ }
+
//This is the startTag handler we use where we are reading the modules zone (todo="MODULES")
function startElementModules($parser, $tagName, $attrs) {
//Refresh properties
$this->content = "";
}
+ //This is the endTag handler we use where we are reading the groups zone (todo="GROUPS")
+ function endElementGroups($parser, $tagName) {
+ //Check if we are into GROUPS zone
+ if ($this->tree[3] == "GROUPS") {
+ //if (trim($this->content)) //Debug
+ // echo "C".str_repeat(" ",($this->level+2)*2).$this->getContents()."<br>\n"; //Debug
+ //echo $this->level.str_repeat(" ",$this->level*2)."</".$tagName."><br>\n"; //Debug
+ //Acumulate data to info (content + close tag)
+ //Reconvert: strip htmlchars again and trim to generate xml data
+ if (!isset($this->temp)) {
+ $this->temp = "";
+ }
+ $this->temp .= htmlspecialchars(trim($this->content))."</".$tagName.">";
+ //If we've finished a group, xmlize it an save to db
+ if (($this->level == 4) and ($tagName == "GROUP")) {
+ //Prepend XML standard header to info gathered
+ $xml_data = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n".$this->temp;
+ //Call to xmlize for this portion of xml data (one GROUP)
+ //echo "-XMLIZE: ".strftime ("%X",time()),"-"; //Debug
+ $data = xmlize($xml_data,0);
+ //echo strftime ("%X",time())."<p>"; //Debug
+ //traverse_xmlize($data); //Debug
+ //print_object ($GLOBALS['traverse_array']); //Debug
+ //$GLOBALS['traverse_array']=""; //Debug
+ //Now, save data to db. We'll use it later
+ //Get id and from data
+ $group_id = $data["GROUP"]["#"]["ID"]["0"]["#"];
+ //Save to db
+ $status = backup_putid($this->preferences->backup_unique_code,"group",$group_id,
+ null,$data);
+ //Create returning info
+ $ret_info->id = $group_id;
+ $this->info[] = $ret_info;
+ //Reset temp
+ unset($this->temp);
+ }
+ }
+
+ //Stop parsing if todo = GROUPS and tagName = GROUP (en of the tag, of course)
+ //Speed up a lot (avoid parse all)
+ if ($tagName == "GROUPS" and $this->level == 3) {
+ $this->finished = true;
+ }
+
+ //Clear things
+ $this->tree[$this->level] = "";
+ $this->level--;
+ $this->content = "";
+ }
+
//This is the endTag handler we use where we are reading the modules zone (todo="MODULES")
function endElementModules($parser, $tagName) {
//Check if we are into MODULES zone
} else if ($todo == "SCALES") {
//Define handlers to that zone
xml_set_element_handler($xml_parser, "startElementScales", "endElementScales");
+ } else if ($todo == "GROUPS") {
+ //Define handlers to that zone
+ xml_set_element_handler($xml_parser, "startElementGroups", "endElementGroups");
} else if ($todo == "MODULES") {
//Define handlers to that zone
xml_set_element_handler($xml_parser, "startElementModules", "endElementModules");
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