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 | 21 | public function __construct(Client $client = null) |
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71 | { |
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72 | 21 | if ($this->client = $client) { |
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73 | 4 | $this->configureDefaults($client->getMessageDefaults(), true); |
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74 | 4 | } |
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75 | 21 | } |
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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 | 7 | 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 | 7 | 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 $this |
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136 | */ |
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137 | 4 | public function setNotification($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 | 7 | 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 | 10 | 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 $this |
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204 | */ |
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205 | 6 | public function setChannel($channel) |
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215 | |||
216 | /** |
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217 | * Set the channel which the message should be sent to. |
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218 | * |
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219 | * @param string $channel |
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220 | * @return $this |
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221 | */ |
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222 | 4 | public function channel($channel) |
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226 | |||
227 | /** |
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228 | * Get the user which the message should be sent to. |
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229 | * |
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230 | * @return string |
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231 | */ |
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232 | 10 | public function getUser() |
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236 | |||
237 | /** |
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238 | * Set the user which the message should be sent to. |
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239 | * |
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240 | * @param string $user |
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241 | * @return $this |
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242 | */ |
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243 | 10 | public function setUser($user) |
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253 | |||
254 | /** |
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255 | * Set the user which the message should be sent to. |
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256 | * |
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257 | * @param string $user |
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258 | * @return $this |
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259 | */ |
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260 | 4 | public function user($user) |
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264 | |||
265 | /** |
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266 | * Get the target that the message should be sent to: |
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267 | * `#channel` or `@user` or null. |
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268 | * |
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269 | * @return string |
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270 | */ |
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271 | 1 | public function getTarget() |
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281 | |||
282 | /** |
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283 | * Set the target (user or channel) that the message should be sent to. |
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284 | * |
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285 | * @param string $target @user, #channel, channel, null |
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286 | * @return $this |
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287 | */ |
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288 | 3 | public function setTarget($target) |
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307 | |||
308 | /** |
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309 | * Remove the target, then this message will be sent to |
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310 | * the webhook defined target. |
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311 | * |
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312 | * @return $this |
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313 | */ |
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314 | 10 | public function removeTarget() |
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320 | |||
321 | /** |
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322 | * Set the target. |
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323 | * |
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324 | * @param string $target |
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325 | * @return $this |
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326 | */ |
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327 | 1 | public function target($target) |
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331 | |||
332 | /** |
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333 | * Set the target. |
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334 | * |
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335 | * @param string $target |
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336 | * @return $this |
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337 | */ |
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338 | 3 | public function to($target) |
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342 | |||
343 | /** |
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344 | * Get the attachments defaults. |
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345 | * |
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346 | * @return array |
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347 | */ |
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348 | 1 | public function getAttachmentDefaults() |
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352 | |||
353 | /** |
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354 | * Set the attachments defaults. |
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355 | * |
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356 | * @param array $defaults |
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357 | * @return $this |
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358 | */ |
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359 | 2 | public function setAttachmentDefaults($defaults) |
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365 | |||
366 | /** |
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367 | * Get the attachments for the message. |
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368 | * |
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369 | * @return array |
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370 | */ |
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371 | 10 | public function getAttachments() |
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375 | |||
376 | /** |
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377 | * Set the attachments for the message. |
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378 | * |
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379 | * @param mixed $attachments |
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380 | * @return $this |
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381 | */ |
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382 | 3 | public function setAttachments($attachments) |
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394 | |||
395 | /** |
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396 | * Set the attachments for the message. |
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397 | * |
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398 | * @param mixed $attachments |
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399 | * @return $this |
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400 | */ |
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401 | public function attachments($attachments) |
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405 | |||
406 | /** |
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407 | * Add an attachment to the message. |
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408 | * |
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409 | * The parameter can be an payload array that contains all of attachment's fields. |
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410 | * The parameters can also be attachment's fields that in order of |
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411 | * text, title, images and color. Except the text, other parameters |
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412 | * can be ignored. |
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413 | * |
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414 | * @param mixed $attachment |
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415 | * @return $this |
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416 | */ |
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417 | 8 | public function addAttachment($attachment) |
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431 | |||
432 | /** |
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433 | * Convert arguments list to attachment payload. |
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434 | * |
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435 | * @param array $arguments |
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436 | * @return array |
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437 | */ |
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438 | 7 | protected function getAttachmentPayloadFromArguments($arguments) |
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471 | |||
472 | /** |
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473 | * Convert any type to string. |
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474 | * |
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475 | * @param mixed $value |
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476 | * @param int $jsonOptions |
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477 | * @return string |
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478 | */ |
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479 | 7 | protected function stringValue($value, $jsonOptions = JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES) |
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493 | |||
494 | /** |
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495 | * Add an attachment to the message. |
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496 | * It alias to `addAttachment`. |
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497 | * |
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498 | * @return $this |
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499 | */ |
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500 | 4 | public function add() |
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504 | |||
505 | /** |
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506 | * Add an image attachment to the message. |
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507 | * |
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508 | * @param string|string[] $image |
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509 | * @param string $desc |
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510 | * @return $this |
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511 | */ |
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512 | 1 | public function addImage($image, $desc = null) |
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516 | |||
517 | /** |
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518 | * Remove attachment[s] for the message. |
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519 | * |
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520 | * @return $this |
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521 | */ |
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522 | 4 | public function removeAttachments() |
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538 | |||
539 | /** |
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540 | * Remove attachment[s] for the message. |
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541 | * It alias to `removeAttachments`. |
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542 | * |
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543 | * @return $this |
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544 | */ |
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545 | 1 | public function remove() |
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549 | |||
550 | /** |
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551 | * Configure message defaults. |
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552 | * |
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553 | * @param array $defaults |
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554 | * @param bool $force |
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555 | * @return $this |
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556 | */ |
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557 | 5 | public function configureDefaults(array $defaults, $force = false) |
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596 | |||
597 | /** |
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598 | * Convert a string to studly caps case. |
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599 | * |
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600 | * @param string $string |
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601 | * @return string |
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602 | */ |
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603 | 3 | protected function studlyCase($string) |
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607 | |||
608 | /** |
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609 | * Convert the message to an array. |
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610 | * |
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611 | * @return array |
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612 | */ |
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613 | 6 | public function toArray() |
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634 | |||
635 | /** |
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636 | * Convert the message to JSON string. |
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637 | * |
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638 | * @param int $options |
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639 | * @return string |
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640 | */ |
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641 | public function toJson($options = 0) |
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645 | |||
646 | /** |
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647 | * Serializes the object to a value that can be serialized natively by json_encode(). |
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648 | * |
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649 | * @return array |
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650 | */ |
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651 | public function jsonSerialize() |
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655 | |||
656 | /** |
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657 | * Send the message. |
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658 | * |
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659 | * The parameters can be `($text, $markdown, $notification)`, and the $text and |
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660 | * the $notification can be `null` that does not modify the exist field. |
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661 | * The parameters can also be |
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662 | * `($text, $attachment_text, $attachment_title, $attachment_images, $attachment_color)`. |
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663 | * |
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664 | * @return bool |
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665 | */ |
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666 | 2 | public function send() |
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699 | |||
700 | /** |
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701 | * Send the message to the given target. |
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702 | * |
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703 | * @param mixed $target |
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704 | * @return bool |
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705 | */ |
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706 | 1 | public function sendTo($target) |
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712 | |||
713 | /** |
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714 | * Convert the message to its string representation. |
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715 | * |
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716 | * @return string |
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717 | */ |
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718 | public function __toString() |
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722 | } |
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723 |