1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
|
<?php
/**
* Class Updater.
* Used to update stuff when a new Shaarli's version is reached.
* Update methods are ran only once, and the stored in a JSON file.
*/
class Updater
{
/**
* @var array Updates which are already done.
*/
protected $doneUpdates;
/**
* @var array Shaarli's configuration array.
*/
protected $config;
/**
* @var LinkDB instance.
*/
protected $linkDB;
/**
* @var bool True if the user is logged in, false otherwise.
*/
protected $isLoggedIn;
/**
* @var ReflectionMethod[] List of current class methods.
*/
protected $methods;
/**
* Object constructor.
*
* @param array $doneUpdates Updates which are already done.
* @param array $config Shaarli's configuration array.
* @param LinkDB $linkDB LinkDB instance.
* @param boolean $isLoggedIn True if the user is logged in.
*/
public function __construct($doneUpdates, $config, $linkDB, $isLoggedIn)
{
$this->doneUpdates = $doneUpdates;
$this->config = $config;
$this->linkDB = $linkDB;
$this->isLoggedIn = $isLoggedIn;
// Retrieve all update methods.
$class = new ReflectionClass($this);
$this->methods = $class->getMethods();
}
/**
* Run all new updates.
* Update methods have to start with 'updateMethod' and return true (on success).
*
* @return array An array containing ran updates.
*
* @throws UpdaterException If something went wrong.
*/
public function update()
{
$updatesRan = array();
// If the user isn't logged in, exit without updating.
if ($this->isLoggedIn !== true) {
return $updatesRan;
}
if ($this->methods == null) {
throw new UpdaterException('Couldn\'t retrieve Updater class methods.');
}
foreach ($this->methods as $method) {
// Not an update method or already done, pass.
if (! startsWith($method->getName(), 'updateMethod')
|| in_array($method->getName(), $this->doneUpdates)
) {
continue;
}
try {
$method->setAccessible(true);
$res = $method->invoke($this);
// Update method must return true to be considered processed.
if ($res === true) {
$updatesRan[] = $method->getName();
}
} catch (Exception $e) {
throw new UpdaterException($method, $e);
}
}
$this->doneUpdates = array_merge($this->doneUpdates, $updatesRan);
return $updatesRan;
}
/**
* @return array Updates methods already processed.
*/
public function getDoneUpdates()
{
return $this->doneUpdates;
}
/**
* Move deprecated options.php to config.php.
*
* Milestone 0.9 (old versioning) - shaarli/Shaarli#41:
* options.php is not supported anymore.
*/
public function updateMethodMergeDeprecatedConfigFile()
{
$config_file = $this->config['config']['CONFIG_FILE'];
if (is_file($this->config['config']['DATADIR'].'/options.php')) {
include $this->config['config']['DATADIR'].'/options.php';
// Load GLOBALS into config
foreach ($GLOBALS as $key => $value) {
$this->config[$key] = $value;
}
$this->config['config']['CONFIG_FILE'] = $config_file;
writeConfig($this->config, $this->isLoggedIn);
unlink($this->config['config']['DATADIR'].'/options.php');
}
return true;
}
/**
* Rename tags starting with a '-' to work with tag exclusion search.
*/
public function updateMethodRenameDashTags()
{
$linklist = $this->linkDB->filter();
foreach ($linklist as $link) {
$link['tags'] = preg_replace('/(^| )\-/', '$1', $link['tags']);
$link['tags'] = implode(' ', array_unique(LinkFilter::tagsStrToArray($link['tags'], true)));
$this->linkDB[$link['linkdate']] = $link;
}
$this->linkDB->savedb($this->config['config']['PAGECACHE']);
return true;
}
}
/**
* Class UpdaterException.
*/
class UpdaterException extends Exception
{
/**
* @var string Method where the error occurred.
*/
protected $method;
/**
* @var Exception The parent exception.
*/
protected $previous;
/**
* Constructor.
*
* @param string $message Force the error message if set.
* @param string $method Method where the error occurred.
* @param Exception|bool $previous Parent exception.
*/
public function __construct($message = '', $method = '', $previous = false)
{
$this->method = $method;
$this->previous = $previous;
$this->message = $this->buildMessage($message);
}
/**
* Build the exception error message.
*
* @param string $message Optional given error message.
*
* @return string The built error message.
*/
private function buildMessage($message)
{
$out = '';
if (! empty($message)) {
$out .= $message . PHP_EOL;
}
if (! empty($this->method)) {
$out .= 'An error occurred while running the update '. $this->method . PHP_EOL;
}
if (! empty($this->previous)) {
$out .= ' '. $this->previous->getMessage();
}
return $out;
}
}
/**
* Read the updates file, and return already done updates.
*
* @param string $updatesFilepath Updates file path.
*
* @return array Already done update methods.
*/
function read_updates_file($updatesFilepath)
{
if (! empty($updatesFilepath) && is_file($updatesFilepath)) {
$content = file_get_contents($updatesFilepath);
if (! empty($content)) {
return explode(';', $content);
}
}
return array();
}
/**
* Write updates file.
*
* @param string $updatesFilepath Updates file path.
* @param array $updates Updates array to write.
*
* @throws Exception Couldn't write version number.
*/
function write_updates_file($updatesFilepath, $updates)
{
if (empty($updatesFilepath)) {
throw new Exception('Updates file path is not set, can\'t write updates.');
}
$res = file_put_contents($updatesFilepath, implode(';', $updates));
if ($res === false) {
throw new Exception('Unable to write updates in '. $updatesFilepath . '.');
}
}
|
