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-rw-r--r--application/models/mfile.php83
1 files changed, 38 insertions, 45 deletions
diff --git a/application/models/mfile.php b/application/models/mfile.php
index 9af0ed497..32ec224f0 100644
--- a/application/models/mfile.php
+++ b/application/models/mfile.php
@@ -62,55 +62,48 @@ class Mfile extends CI_Model {
}
}
- public function stale_hash($hash)
- {
- return $this->unused_file($hash);
- }
-
function get_filedata($id)
{
- return cache_function("filedata-$id", 300, function() use ($id) {
+ return cache_function("filedatav2-$id", 300, function() use ($id) {
$query = $this->db
- ->select('id, hash, filename, mimetype, date, user, filesize')
+ ->select('files.id, hash, file_storage.id storage_id, filename, mimetype, files.date, user, filesize')
->from('files')
- ->where('id', $id)
+ ->join('file_storage', 'file_storage.id = files.file_storage_id')
+ ->where('files.id', $id)
->limit(1)
->get();
if ($query->num_rows() > 0) {
- return $query->row_array();
+ $data = $query->row_array();
+ $data["data_id"] = $data["hash"]."-".$data["storage_id"];
+ return $data;
} else {
return false;
}
});
}
- // return the folder in which the file with $hash is stored
- function folder($hash) {
- return $this->config->item('upload_path').'/'.substr($hash, 0, 3);
+ // return the folder in which the file with $data_id is stored
+ function folder($data_id) {
+ return $this->config->item('upload_path').'/'.substr($data_id, 0, 3);
}
- // Returns the full path to the file with $hash
- function file($hash) {
- return $this->folder($hash).'/'.$hash;
+ // Returns the full path to the file with $data_id
+ function file($data_id) {
+ return $this->folder($data_id).'/'.$data_id;
}
- // Add a hash to the DB
- function add_file($hash, $id, $filename)
+ // Add a file to the DB
+ function add_file($id, $filename, $storage_id)
{
$userid = $this->muser->get_userid();
- $mimetype = mimetype($this->file($hash));
-
- $filesize = filesize($this->file($hash));
$this->db->insert("files", array(
"id" => $id,
- "hash" => $hash,
"filename" => $filename,
"date" => time(),
"user" => $userid,
- "mimetype" => $mimetype,
- "filesize" => $filesize,
+ "file_storage_id" => $storage_id,
));
}
@@ -160,7 +153,7 @@ class Mfile extends CI_Model {
public function get_timeout($id)
{
$filedata = $this->get_filedata($id);
- $file = $this->file($filedata["hash"]);
+ $file = $this->file($filedata["data_id"]);
if ($this->config->item("upload_max_age") == 0) {
return -1;
@@ -184,11 +177,14 @@ class Mfile extends CI_Model {
}
}
- private function unused_file($hash)
+ private function unused_file($data_id)
{
- $query = $this->db->select('id')
+ list ($hash, $storage_id) = explode("-", $data_id);
+ $query = $this->db->select('files.id')
->from('files')
+ ->join('file_storage', 'file_storage.id = files.file_storage_id')
->where('hash', $hash)
+ ->where('file_storage.id', $storage_id)
->limit(1)
->get();
@@ -228,31 +224,28 @@ class Mfile extends CI_Model {
}
if ($filedata !== false) {
- assert(isset($filedata["hash"]));
- if ($this->unused_file($filedata['hash'])) {
- if (file_exists($this->file($filedata['hash']))) {
- unlink($this->file($filedata['hash']));
- }
- $dir = $this->folder($filedata['hash']);
- if (file_exists($dir)) {
- if (count(scandir($dir)) == 2) {
- rmdir($dir);
- }
- }
+ assert(isset($filedata["data_id"]));
+ if ($this->unused_file($filedata['data_id'])) {
+ $this->delete_data_id($filedata['data_id']);
}
}
return true;
}
- public function delete_hash($hash)
+ public function delete_data_id($data_id)
{
- $ids = $this->db->select('id')
- ->from('files')
- ->where('hash', $hash)
- ->get()->result_array();
-
- foreach ($ids as $entry) {
- $this->delete_id($entry["id"]);
+ list ($hash, $storage_id) = explode("-", $data_id);
+
+ $this->db->where('id', $storage_id)
+ ->delete('file_storage');
+ if (file_exists($this->file($data_id))) {
+ unlink($this->file($data_id));
+ }
+ $dir = $this->folder($data_id);
+ if (file_exists($dir)) {
+ if (count(scandir($dir)) == 2) {
+ rmdir($dir);
+ }
}
}