Complex classes like Message often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes. You can also have a look at the cohesion graph to spot any un-connected, or weakly-connected components.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use Message, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 7 | class Message implements JsonSerializable |
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| 8 | { |
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| 9 | /** |
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| 10 | * The BearyChat client for sending message. |
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| 11 | * |
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| 12 | * @var \ElfSundae\BearyChat\Client |
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| 13 | */ |
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| 14 | protected $client; |
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| 15 | |||
| 16 | /** |
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| 17 | * The text to be sent with the message. |
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| 18 | * |
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| 19 | * @var string |
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| 20 | */ |
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| 21 | protected $text; |
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| 22 | |||
| 23 | /** |
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| 24 | * The notification for the text. |
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| 25 | * |
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| 26 | * @var string |
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| 27 | */ |
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| 28 | protected $notification; |
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| 29 | |||
| 30 | /** |
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| 31 | * Indicates the text field should be parsed as markdown syntax. |
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| 32 | * |
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| 33 | * @var bool |
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| 34 | */ |
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| 35 | protected $markdown; |
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| 36 | |||
| 37 | /** |
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| 38 | * The channel that the message should be sent to. |
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| 39 | * |
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| 40 | * @var string |
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| 41 | */ |
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| 42 | protected $channel; |
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| 43 | |||
| 44 | /** |
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| 45 | * The user that the message should be sent to. |
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| 46 | * |
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| 47 | * @var string |
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| 48 | */ |
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| 49 | protected $user; |
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| 50 | |||
| 51 | /** |
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| 52 | * The attachments to be sent. |
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| 53 | * |
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| 54 | * @var array |
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| 55 | */ |
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| 56 | protected $attachments = []; |
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| 57 | |||
| 58 | /** |
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| 59 | * The default values for each attachment. |
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| 60 | * |
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| 61 | * @var array |
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| 62 | */ |
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| 63 | protected $attachmentDefaults = []; |
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| 64 | |||
| 65 | /** |
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| 66 | * Create a new message. |
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| 67 | * |
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| 68 | * @param \ElfSundae\BearyChat\Client|null $client |
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| 69 | */ |
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| 70 | 18 | public function __construct(Client $client = null) |
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| 71 | { |
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| 72 | 18 | if ($this->client = $client) { |
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| 73 | 4 | $this->configureDefaults($client->getMessageDefaults()); |
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| 74 | } |
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| 75 | 18 | } |
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| 76 | |||
| 77 | /** |
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| 78 | * Get the BearyChat client for sending message. |
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| 79 | * |
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| 80 | * @return \ElfSundae\BearyChat\Client |
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| 81 | */ |
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| 82 | 1 | public function getClient() |
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| 83 | { |
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| 84 | 1 | return $this->client; |
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| 85 | } |
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| 86 | |||
| 87 | /** |
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| 88 | * Get the text. |
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| 89 | * |
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| 90 | * @return string |
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| 91 | */ |
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| 92 | 6 | public function getText() |
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| 96 | |||
| 97 | /** |
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| 98 | * Set the text. |
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| 99 | * |
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| 100 | * @param string $text |
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| 101 | * @return $this |
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| 102 | */ |
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| 103 | 5 | public function setText($text) |
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| 109 | |||
| 110 | /** |
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| 111 | * Set the text. |
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| 112 | * |
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| 113 | * @param string $text |
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| 114 | * @return $this |
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| 115 | */ |
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| 116 | 3 | public function text($text) |
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| 120 | |||
| 121 | /** |
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| 122 | * Get the notification. |
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| 123 | * |
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| 124 | * @return string |
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| 125 | */ |
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| 126 | 6 | public function getNotification() |
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| 130 | |||
| 131 | /** |
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| 132 | * Set the notification. |
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| 133 | * |
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| 134 | * @param string $notification |
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| 135 | * @return $this |
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| 136 | */ |
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| 137 | 3 | public function setNotification($notification) |
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| 143 | |||
| 144 | /** |
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| 145 | * Set the notification. |
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| 146 | * |
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| 147 | * @param string $notification |
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| 148 | * @return $this |
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| 149 | */ |
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| 150 | 1 | public function notification($notification) |
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| 154 | |||
| 155 | /** |
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| 156 | * Get the markdown. |
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| 157 | * |
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| 158 | * @return bool |
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| 159 | */ |
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| 160 | 6 | public function getMarkdown() |
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| 164 | |||
| 165 | /** |
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| 166 | * Set the markdown. |
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| 167 | * |
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| 168 | * @param bool $markdown |
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| 169 | * @return $this |
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| 170 | */ |
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| 171 | 3 | public function setMarkdown($markdown) |
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| 177 | |||
| 178 | /** |
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| 179 | * Set the markdown. |
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| 180 | * |
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| 181 | * @param bool $markdown |
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| 182 | * @return $this |
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| 183 | */ |
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| 184 | 1 | public function markdown($markdown = true) |
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| 188 | |||
| 189 | /** |
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| 190 | * Get the channel which the message should be sent to. |
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| 191 | * |
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| 192 | * @return string |
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| 193 | */ |
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| 194 | 7 | public function getChannel() |
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| 198 | |||
| 199 | /** |
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| 200 | * Set the channel which the message should be sent to. |
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| 201 | * |
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| 202 | * @param string $channel |
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| 203 | * @return $this |
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| 204 | */ |
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| 205 | 4 | public function setChannel($channel) |
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| 211 | |||
| 212 | /** |
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| 213 | * Set the channel which the message should be sent to. |
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| 214 | * |
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| 215 | * @param string $channel |
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| 216 | * @return $this |
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| 217 | */ |
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| 218 | 1 | public function channel($channel) |
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| 222 | |||
| 223 | /** |
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| 224 | * Get the user which the message should be sent to. |
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| 225 | * |
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| 226 | * @return string |
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| 227 | */ |
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| 228 | 7 | public function getUser() |
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| 232 | |||
| 233 | /** |
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| 234 | * Set the user which the message should be sent to. |
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| 235 | * |
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| 236 | * @param string $user |
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| 237 | * @return $this |
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| 238 | */ |
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| 239 | 6 | public function setUser($user) |
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| 245 | |||
| 246 | /** |
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| 247 | * Set the user which the message should be sent to. |
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| 248 | * |
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| 249 | * @param string $user |
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| 250 | * @return $this |
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| 251 | */ |
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| 252 | 1 | public function user($user) |
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| 256 | |||
| 257 | /** |
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| 258 | * Set the target (user or channel) that the message should be sent to. |
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| 259 | * |
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| 260 | * The target may be started with '@' for sending to user, and the channel's |
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| 261 | * starter mark '#' is optional. |
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| 262 | * |
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| 263 | * It will remove all targets if the given target is null. |
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| 264 | * |
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| 265 | * @param string $target |
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| 266 | * @return $this |
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| 267 | */ |
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| 268 | 3 | public function to($target) |
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| 290 | |||
| 291 | /** |
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| 292 | * Get the attachments for the message. |
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| 293 | * |
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| 294 | * @return array |
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| 295 | */ |
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| 296 | 9 | public function getAttachments() |
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| 300 | |||
| 301 | /** |
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| 302 | * Set the attachments for the message. |
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| 303 | * |
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| 304 | * @param mixed $attachments |
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| 305 | * @return $this |
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| 306 | */ |
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| 307 | 1 | public function setAttachments($attachments) |
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| 319 | |||
| 320 | /** |
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| 321 | * Set the attachments for the message. |
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| 322 | * |
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| 323 | * @param mixed $attachments |
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| 324 | * @return $this |
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| 325 | */ |
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| 326 | public function attachments($attachments) |
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| 330 | |||
| 331 | /** |
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| 332 | * Add an attachment to the message. |
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| 333 | * |
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| 334 | * The parameter can be an payload array that contains all of attachment's fields. |
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| 335 | * The parameters can also be attachment's fields that in order of |
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| 336 | * text, title, images and color. Except the text, other parameters |
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| 337 | * can be ignored. |
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| 338 | * |
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| 339 | * @param mixed $attachment |
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| 340 | * @return $this |
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| 341 | */ |
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| 342 | 8 | public function addAttachment($attachment) |
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| 356 | |||
| 357 | /** |
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| 358 | * Convert arguments list to attachment payload. |
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| 359 | * |
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| 360 | * @param array $arguments |
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| 361 | * @return array |
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| 362 | */ |
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| 363 | 7 | protected function getAttachmentPayloadFromArguments($arguments) |
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| 396 | |||
| 397 | /** |
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| 398 | * Get the attachments' defaults. |
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| 399 | * |
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| 400 | * @return array |
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| 401 | */ |
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| 402 | 1 | public function getAttachmentDefaults() |
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| 406 | |||
| 407 | /** |
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| 408 | * Set the attachments' defaults. |
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| 409 | * |
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| 410 | * @param array $defaults |
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| 411 | * @return $this |
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| 412 | */ |
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| 413 | 2 | public function setAttachmentDefaults(array $defaults) |
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| 419 | |||
| 420 | /** |
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| 421 | * Add an attachment to the message. |
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| 422 | * It alias to `addAttachment`. |
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| 423 | * |
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| 424 | * @return $this |
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| 425 | */ |
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| 426 | 4 | public function add() |
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| 430 | |||
| 431 | /** |
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| 432 | * Add an image attachment to the message. |
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| 433 | * |
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| 434 | * @param string|string[] $image |
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| 435 | * @param string $title |
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| 436 | * @return $this |
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| 437 | */ |
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| 438 | 1 | public function addImage($image, $title = null) |
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| 442 | |||
| 443 | /** |
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| 444 | * Remove attachment[s] for the message. |
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| 445 | * |
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| 446 | * @return $this |
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| 447 | */ |
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| 448 | 2 | public function removeAttachments() |
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| 464 | |||
| 465 | /** |
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| 466 | * Remove attachment[s] for the message. |
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| 467 | * It alias to `removeAttachments`. |
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| 468 | * |
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| 469 | * @return $this |
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| 470 | */ |
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| 471 | 1 | public function remove() |
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| 475 | |||
| 476 | /** |
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| 477 | * Configure message defaults. |
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| 478 | * |
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| 479 | * @param array $defaults |
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| 480 | */ |
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| 481 | 4 | protected function configureDefaults(array $defaults) |
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| 499 | |||
| 500 | /** |
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| 501 | * Convert any type to string. |
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| 502 | * |
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| 503 | * @param mixed $value |
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| 504 | * @param int $jsonOptions |
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| 505 | * @return string |
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| 506 | */ |
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| 507 | 7 | protected function stringValue($value, $jsonOptions = JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES) |
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| 521 | |||
| 522 | /** |
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| 523 | * Convert the message to an array. |
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| 524 | * |
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| 525 | * @return array |
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| 526 | */ |
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| 527 | 5 | public function toArray() |
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| 548 | |||
| 549 | /** |
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| 550 | * Convert the message to JSON string. |
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| 551 | * |
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| 552 | * @param int $options |
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| 553 | * @return string |
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| 554 | */ |
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| 555 | public function toJson($options = 0) |
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| 559 | |||
| 560 | /** |
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| 561 | * Serializes the object to a value that can be serialized natively by json_encode(). |
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| 562 | * |
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| 563 | * @return array |
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| 564 | */ |
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| 565 | public function jsonSerialize() |
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| 569 | |||
| 570 | /** |
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| 571 | * Send the message. |
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| 572 | * |
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| 573 | * The parameters can be `($text, $markdown, $notification)`, and the $text and |
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| 574 | * the $notification can be `null` that does not modify the exist field. |
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| 575 | * The parameters can also be |
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| 576 | * `($text, $attachment_text, $attachment_title, $attachment_images, $attachment_color)`. |
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| 577 | * |
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| 578 | * @return bool |
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| 579 | */ |
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| 580 | 2 | public function send() |
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| 613 | |||
| 614 | /** |
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| 615 | * Send the message to the given target. |
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| 616 | * |
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| 617 | * @param mixed $target |
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| 618 | * @return bool |
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| 619 | */ |
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| 620 | 1 | public function sendTo($target) |
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| 626 | |||
| 627 | /** |
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| 628 | * Convert the message to its string representation. |
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| 629 | * |
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| 630 | * @return string |
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| 631 | */ |
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| 632 | public function __toString() |
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| 636 | } |
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| 637 |