recaptime.dev
@recaptime-dev's working patches + fork for Phorge, a community fork of Phabricator. (Upstream dev and stable branches are at upstream/main and upstream/stable respectively.)
hq.recaptime.dev/wiki/Phorge
phorge
phabricator
1<?php
2
3/**
4 * MySQL blob storage engine. This engine is the easiest to set up but doesn't
5 * scale very well.
6 *
7 * It uses the @{class:PhabricatorFileStorageBlob} to actually access the
8 * underlying database table.
9 *
10 * @task internal Internals
11 */
12final class PhabricatorMySQLFileStorageEngine
13 extends PhabricatorFileStorageEngine {
14
15
16/* -( Engine Metadata )---------------------------------------------------- */
17
18
19 /**
20 * For historical reasons, this engine identifies as "blob".
21 */
22 public function getEngineIdentifier() {
23 return 'blob';
24 }
25
26 public function getEnginePriority() {
27 return 1;
28 }
29
30 public function canWriteFiles() {
31 return ($this->getFilesizeLimit() > 0);
32 }
33
34
35 public function hasFilesizeLimit() {
36 return true;
37 }
38
39
40 public function getFilesizeLimit() {
41 return PhabricatorEnv::getEnvConfig('storage.mysql-engine.max-size');
42 }
43
44
45/* -( Managing File Data )------------------------------------------------- */
46
47
48 /**
49 * Write file data into the big blob store table in MySQL. Returns the row
50 * ID as the file data handle.
51 */
52 public function writeFile($data, array $params) {
53 $blob = new PhabricatorFileStorageBlob();
54 $blob->setData($data);
55 $blob->save();
56
57 return $blob->getID();
58 }
59
60
61 /**
62 * Load a stored blob from MySQL.
63 */
64 public function readFile($handle) {
65 return $this->loadFromMySQLFileStorage($handle)->getData();
66 }
67
68
69 /**
70 * Delete a blob from MySQL.
71 */
72 public function deleteFile($handle) {
73 $this->loadFromMySQLFileStorage($handle)->delete();
74 }
75
76
77/* -( Internals )---------------------------------------------------------- */
78
79
80 /**
81 * Load the Lisk object that stores the file data for a handle.
82 *
83 * @param string $handle File data handle.
84 * @return PhabricatorFileStorageBlob Data DAO.
85 * @task internal
86 */
87 private function loadFromMySQLFileStorage($handle) {
88 $blob = id(new PhabricatorFileStorageBlob())->load($handle);
89 if (!$blob) {
90 throw new Exception(pht("Unable to load MySQL blob file '%s'!", $handle));
91 }
92 return $blob;
93 }
94
95}