1 | <?php |
||
9 | abstract class _Abstract { |
||
10 | protected $connected = false; |
||
11 | protected $base_url = ''; |
||
12 | /** |
||
13 | * Connecting to the Storage |
||
14 | * |
||
15 | * @param string $base_url |
||
16 | * @param string $host |
||
17 | * @param string $user |
||
18 | * @param string $password |
||
19 | */ |
||
20 | abstract public function __construct ($base_url, $host, $user = '', $password = ''); |
||
21 | /** |
||
22 | * Function for getting content of a directory |
||
23 | * |
||
24 | * @abstract |
||
25 | * |
||
26 | * @see get_files_list() |
||
27 | * |
||
28 | * @param string $dir |
||
29 | * @param bool|string $mask |
||
30 | * @param string $mode |
||
31 | * @param bool|string $prefix_path |
||
32 | * @param bool $subfolders |
||
33 | * @param bool $sort |
||
34 | * @param bool|string $exclusion |
||
35 | * @param bool $system_files |
||
36 | * @param callable|null $apply |
||
37 | * @param int|null $limit |
||
38 | * |
||
39 | * @return array|false |
||
40 | */ |
||
41 | abstract public function get_files_list ( |
||
42 | $dir, |
||
43 | $mask = false, |
||
44 | $mode = 'f', |
||
45 | $prefix_path = false, |
||
46 | $subfolders = false, |
||
47 | $sort = false, |
||
48 | $exclusion = false, |
||
49 | $system_files = false, |
||
50 | $apply = null, |
||
51 | $limit = null |
||
52 | ); |
||
53 | /** |
||
54 | * Reads entire file into an array |
||
55 | * |
||
56 | * @abstract |
||
57 | * |
||
58 | * @see file() |
||
59 | * |
||
60 | * @param string $filename |
||
61 | * @param int|null $flags |
||
62 | * |
||
63 | * @return array|false |
||
64 | */ |
||
65 | abstract public function file ($filename, $flags = null); |
||
66 | /** |
||
67 | * Reads entire file into a string |
||
68 | * |
||
69 | * @abstract |
||
70 | * |
||
71 | * @see file_get_contents() |
||
72 | * |
||
73 | * @param string $filename |
||
74 | * @param int|null $flags |
||
75 | * |
||
76 | * @return false|string |
||
77 | */ |
||
78 | abstract public function file_get_contents ($filename, $flags = null); |
||
79 | /** |
||
80 | * Write a string to a file |
||
81 | * |
||
82 | * @abstract |
||
83 | * |
||
84 | * @see file_put_contents() |
||
85 | * |
||
86 | * @param string $filename |
||
87 | * @param string $data |
||
88 | * @param int|null $flags |
||
89 | * |
||
90 | * @return false|int |
||
91 | */ |
||
92 | abstract public function file_put_contents ($filename, $data, $flags = null); |
||
93 | /** |
||
94 | * Copies file |
||
95 | * |
||
96 | * @abstract |
||
97 | * |
||
98 | * @see copy() |
||
99 | * |
||
100 | * @param string $source |
||
101 | * @param string $dest |
||
102 | * |
||
103 | * @return bool |
||
104 | */ |
||
105 | abstract public function copy ($source, $dest); |
||
106 | /** |
||
107 | * Deletes a file |
||
108 | * |
||
109 | * @abstract |
||
110 | * |
||
111 | * @see unlink() |
||
112 | * |
||
113 | * @param string $filename |
||
114 | * |
||
115 | * @return bool |
||
116 | */ |
||
117 | abstract public function unlink ($filename); |
||
118 | /** |
||
119 | * Checks whether a file or directory exists |
||
120 | * |
||
121 | * @abstract |
||
122 | * |
||
123 | * @see file_exists() |
||
124 | * |
||
125 | * @param string $filename |
||
126 | * |
||
127 | * @return bool |
||
128 | */ |
||
129 | abstract public function file_exists ($filename); |
||
130 | /** |
||
131 | * @deprecated |
||
132 | * @todo Remove in 6.x |
||
133 | * |
||
134 | * @see static::copy() |
||
135 | * |
||
136 | * @param string $filename |
||
137 | * @param string $destination |
||
138 | * |
||
139 | * @return bool |
||
140 | */ |
||
141 | public function move_uploaded_file ($filename, $destination) { |
||
142 | return $this->copy($filename, $destination); |
||
143 | } |
||
144 | /** |
||
145 | * Renames a file or directory |
||
146 | * |
||
147 | * @abstract |
||
148 | * |
||
149 | * @see rename() |
||
150 | * |
||
151 | * @param string $oldname |
||
152 | * @param string $newname |
||
153 | * |
||
154 | * @return bool |
||
155 | */ |
||
156 | abstract public function rename ($oldname, $newname); |
||
157 | /** |
||
158 | * Attempts to create the directory specified by pathname. |
||
159 | * |
||
160 | * @abstract |
||
161 | * |
||
162 | * @see mkdir() |
||
163 | * |
||
164 | * @param string $pathname |
||
165 | * @param int $mode |
||
166 | * @param bool $recursive |
||
167 | * |
||
168 | * @return bool |
||
169 | */ |
||
170 | abstract public function mkdir ($pathname, $mode = 0777, $recursive = false); |
||
171 | /** |
||
172 | * Removes directory |
||
173 | * |
||
174 | * @abstract |
||
175 | * |
||
176 | * @see rmdir() |
||
177 | * |
||
178 | * @param string $dirname |
||
179 | * |
||
180 | * @return bool |
||
181 | */ |
||
182 | abstract public function rmdir ($dirname); |
||
183 | /** |
||
184 | * Tells whether the filename is a regular file |
||
185 | * |
||
186 | * @abstract |
||
187 | * |
||
188 | * @see is_file() |
||
189 | * |
||
190 | * @param string $filename |
||
191 | * |
||
192 | * @return bool |
||
193 | */ |
||
194 | abstract public function is_file ($filename); |
||
195 | /** |
||
196 | * Tells whether the filename is a directory |
||
197 | * |
||
198 | * @abstract |
||
199 | * |
||
200 | * @see is_dir() |
||
201 | * |
||
202 | * @param string $filename |
||
203 | * |
||
204 | * @return bool |
||
205 | */ |
||
206 | abstract public function is_dir ($filename); |
||
207 | /** |
||
208 | * Get file url by it's destination in file system |
||
209 | * |
||
210 | * @abstract |
||
211 | * |
||
212 | * @see url_by_source() |
||
213 | * |
||
214 | * @param string $source |
||
215 | * |
||
216 | * @return false|string |
||
217 | */ |
||
218 | abstract public function url_by_source ($source); |
||
219 | /** |
||
220 | * Get file destination in file system by it's url |
||
221 | * |
||
222 | * @abstract |
||
223 | * |
||
224 | * @see source_by_url() |
||
225 | * |
||
226 | * @param string $url |
||
227 | * |
||
228 | * @return false|string |
||
229 | */ |
||
230 | abstract public function source_by_url ($url); |
||
231 | /** |
||
232 | * Return base url of storage |
||
233 | * |
||
234 | * @return string |
||
235 | */ |
||
236 | 2 | public function base_url () { |
|
237 | 2 | return $this->base_url; |
|
238 | } |
||
239 | /** |
||
240 | * Connection state |
||
241 | * |
||
242 | * @return bool |
||
243 | */ |
||
244 | 2 | public function connected () { |
|
245 | 2 | return $this->connected; |
|
246 | } |
||
247 | /** |
||
248 | * Cloning restriction |
||
249 | * |
||
250 | * @final |
||
251 | */ |
||
252 | final protected function __clone () { |
||
254 | } |
||
255 |
For interface and abstract methods, it is impossible to infer the return type from the immediate code. In these cases, it is generally advisible to explicitly annotate these methods with a
@return
doc comment to communicate to implementors of these methods what they are expected to return.