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User files and course files are saved selectively to backup directory

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This commit is contained in:
stronk7 2003-05-11 00:14:11 +00:00
parent 23e3e468aa
commit 667d2f2a86
2 changed files with 127 additions and 4 deletions
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8
backup/backup_execute.html
View file

@ -213,16 +213,16 @@
//Now, if selected, copy user files
if ($status) {
if ($preferences->backup_user_files) {
echo "<li>Copying user files (not yet)";
echo "<li>Copying user files";
$status = backup_copy_user_files ($preferences);
}
}
//Now, if selected, copy course files
if ($status) {
if ($preferences->backup_course_files) {
echo "<li>Copying course files (not yet)";
echo "<li>Copying course files";
$status = backup_copy_course_files ($preferences);
}
}

123
backup/lib.php
View file

@ -300,6 +300,28 @@
return $status;
}
//Function to check and create the "user_files" dir to
//save all the user files we need from "users" dir
function check_and_create_user_files_dir($backup_unique_code) {
global $CFG;
$status = check_dir_exists($CFG->dataroot."/temp/backup/".$backup_unique_code."/user_files",true);
return $status;
}
//Function to check and create the "course_files" dir to
//save all the course files we need from "CFG->datadir/course" dir
function check_and_create_course_files_dir($backup_unique_code) {
global $CFG;
$status = check_dir_exists($CFG->dataroot."/temp/backup/".$backup_unique_code."/course_files",true);
return $status;
}
//Function to delete all the directory contents recursively
//Copied from admin/delete.php
function delete_dir_contents ($rootdir) {
@ -862,6 +884,107 @@
}
//This function copies all the needed files under the "users" directory to the "user_files"
//directory under temp/backup
function backup_copy_user_files ($preferences) {
global $CFG;
$status = true;
//First we check to "user_files" exists and create it as necessary
//in temp/backup/$backup_code dir
$status = check_and_create_user_files_dir($preferences->backup_unique_code);
//Now iterate over directories under "users" to check if that user must be
//copied to backup
$rootdir = $CFG->dataroot."/users";
//Check if directory exists
if (is_dir($rootdir)) {
$list = list_directories ($rootdir);
if ($list) {
//Iterate
foreach ($list as $dir) {
//Look for dir like username in backup_ids
$data = get_record ("backup_ids","backup_code",$preferences->backup_unique_code,
"table_name","user",
"old_id",$dir);
//If exists, copy it
if ($data) {
$status = backup_copy_file($rootdir."/".$dir,
$CFG->dataroot."/temp/backup/".$preferences->backup_unique_code."/user_files/".$dir);
}
}
}
}
return $status;
}
//This function copies all the course files under the course directory (except the moddata
//directory to the "course_files" directory under temp/backup
function backup_copy_course_files ($preferences) {
global $CFG;
$status = true;
//First we check to "course_files" exists and create it as necessary
//in temp/backup/$backup_code dir
$status = check_and_create_course_files_dir($preferences->backup_unique_code);
//Now iterate over files and directories except $CFG->moddata to be
//copied to backup
$rootdir = $CFG->dataroot."/".$preferences->backup_course;
//Check if directory exists
if (is_dir($rootdir)) {
$list = list_directories_and_files ($rootdir);
if ($list) {
//Iterate
foreach ($list as $dir) {
if ($dir !== $CFG->moddata) {
$status = backup_copy_file($rootdir."/".$dir,
$CFG->dataroot."/temp/backup/".$preferences->backup_unique_code."/course_files/".$dir);
}
}
}
}
return $status;
}
//This function return the names of all directories under a give directory
//Not recursive
function list_directories ($rootdir) {
$dir = opendir($rootdir);
while ($file=readdir($dir)) {
if ($file=="." || $file=="..") {
continue;
}
if (is_dir($rootdir."/".$file)) {
$results[$file] = $file;
}
}
closedir($dir);
return $results;
}
//This function return the names of all directories and files under a give directory
//Not recursive
function list_directories_and_files ($rootdir) {
$dir = opendir($rootdir);
while ($file=readdir($dir)) {
if ($file=="." || $file=="..") {
continue;
}
$results[$file] = $file;
}
closedir($dir);
return $results;
}
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//This functions are used to copy any file or directory ($from_file)