Total Complexity | 76 |
Total Lines | 603 |
Duplicated Lines | 0 % |
Changes | 1 | ||
Bugs | 0 | Features | 0 |
Complex classes like PhoneNumber 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.
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 PhoneNumber, and based on these observations, apply Extract Interface, too.
1 | <?php |
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5 | class PhoneNumber implements \Serializable |
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6 | { |
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7 | /** |
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8 | * The country calling code for this number, as defined by the International Telecommunication Union |
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9 | * (ITU). For example, this would be 1 for NANPA countries, and 33 for France. |
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10 | * |
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11 | * @var int|null |
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12 | */ |
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13 | protected $countryCode; |
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14 | /** |
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15 | * National (significant) Number is defined in International Telecommunication Union (ITU) |
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16 | * Recommendation E.164. It is a language/country-neutral representation of a phone number at a |
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17 | * country level. For countries which have the concept of an "area code" or "national destination |
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18 | * code", this is included in the National (significant) Number. Although the ITU says the maximum |
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19 | * length should be 15, we have found longer numbers in some countries e.g. Germany. |
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20 | * |
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21 | * Note that the National (significant) Number does not contain the National(trunk) prefix. |
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22 | * |
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23 | * @var string|null |
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24 | */ |
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25 | protected $nationalNumber; |
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26 | /** |
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27 | * Extension is not standardized in ITU recommendations, except for being defined as a series of |
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28 | * numbers with a maximum length of 40 digits. It is defined as a string here to accommodate for the |
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29 | * possible use of a leading zero in the extension (organizations have complete freedom to do so, |
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30 | * as there is no standard defined). However, only ASCII digits should be stored here. |
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31 | * |
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32 | * @var string|null |
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33 | */ |
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34 | protected $extension; |
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35 | /** |
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36 | * In some countries, the national (significant) number starts with one or more "0"s without this |
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37 | * being a national prefix or trunk code of some kind. For example, the leading zero in the national |
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38 | * (significant) number of an Italian phone number indicates the number is a fixed-line number. |
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39 | * There have been plans to migrate fixed-line numbers to start with the digit two since December |
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40 | * 2000, but it has not happened yet. See http://en.wikipedia.org/wiki/%2B39 for more details. |
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41 | * |
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42 | * These fields can be safely ignored (there is no need to set them) for most countries. Some |
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43 | * limited number of countries behave like Italy - for these cases, if the leading zero(s) of a |
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44 | * number would be retained even when dialling internationally, set this flag to true, and also |
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45 | * set the number of leading zeros. |
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46 | * |
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47 | * Clients who use the parsing functionality of the i18n phone number libraries |
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48 | * will have these fields set if necessary automatically. |
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49 | * |
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50 | * @var bool|null |
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51 | */ |
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52 | protected $italianLeadingZero; |
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53 | /** |
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54 | * This field is used to store the raw input string containing phone numbers before it was |
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55 | * canonicalized by the library. For example, it could be used to store alphanumerical numbers |
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56 | * such as "1-800-GOOG-411". |
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57 | * |
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58 | * @var string|null |
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59 | */ |
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60 | protected $rawInput; |
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61 | /** |
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62 | * The source from which the country_code is derived. This is not set in the general parsing method, |
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63 | * but in the method that parses and keeps raw_input. New fields could be added upon request. |
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64 | * |
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65 | * @see CountryCodeSource |
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66 | * |
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67 | * This must be one of the CountryCodeSource constants. |
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68 | * |
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69 | * @var int|null |
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70 | */ |
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71 | protected $countryCodeSource = CountryCodeSource::UNSPECIFIED; |
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72 | /** |
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73 | * The carrier selection code that is preferred when calling this phone number domestically. This |
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74 | * also includes codes that need to be dialed in some countries when calling from landlines to |
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75 | * mobiles or vice versa. For example, in Columbia, a "3" needs to be dialed before the phone number |
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76 | * itself when calling from a mobile phone to a domestic landline phone and vice versa. |
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77 | * |
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78 | * Note this is the "preferred" code, which means other codes may work as well. |
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79 | * |
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80 | * @var string|null |
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81 | */ |
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82 | protected $preferredDomesticCarrierCode; |
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83 | /** |
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84 | * Whether this phone number has a number of leading zeros set. |
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85 | * |
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86 | * @var bool |
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87 | */ |
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88 | protected $hasNumberOfLeadingZeros = false; |
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89 | /** |
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90 | * The number of leading zeros of this phone number. |
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91 | * |
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92 | * @var int |
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93 | */ |
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94 | protected $numberOfLeadingZeros = 1; |
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95 | |||
96 | /** |
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97 | * Clears this phone number. |
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98 | * |
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99 | * This effectively resets this phone number to the state of a new instance. |
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100 | * |
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101 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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102 | */ |
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103 | public function clear() |
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104 | { |
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105 | $this->clearCountryCode(); |
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106 | $this->clearNationalNumber(); |
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107 | $this->clearExtension(); |
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108 | $this->clearItalianLeadingZero(); |
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109 | $this->clearNumberOfLeadingZeros(); |
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110 | $this->clearRawInput(); |
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111 | $this->clearCountryCodeSource(); |
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112 | $this->clearPreferredDomesticCarrierCode(); |
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113 | return $this; |
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114 | } |
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115 | |||
116 | /** |
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117 | * Clears the country code of this phone number. |
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118 | * |
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119 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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120 | */ |
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121 | public function clearCountryCode() |
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122 | { |
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123 | $this->countryCode = null; |
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124 | return $this; |
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125 | } |
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126 | |||
127 | /** |
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128 | * Clears the national number of this phone number. |
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129 | * |
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130 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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131 | */ |
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132 | public function clearNationalNumber() |
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133 | { |
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134 | $this->nationalNumber = null; |
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135 | return $this; |
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136 | } |
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137 | |||
138 | /** |
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139 | * Clears the extension of this phone number. |
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140 | * |
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141 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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142 | */ |
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143 | public function clearExtension() |
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144 | { |
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145 | $this->extension = null; |
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146 | return $this; |
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147 | } |
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148 | |||
149 | /** |
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150 | * Clears the italian leading zero information of this phone number. |
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151 | * |
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152 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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153 | */ |
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154 | public function clearItalianLeadingZero() |
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158 | } |
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159 | |||
160 | /** |
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161 | * Clears the number of leading zeros of this phone number. |
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162 | * |
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163 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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164 | */ |
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165 | public function clearNumberOfLeadingZeros() |
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166 | { |
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167 | $this->hasNumberOfLeadingZeros = false; |
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168 | $this->numberOfLeadingZeros = 1; |
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169 | return $this; |
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170 | } |
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171 | |||
172 | /** |
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173 | * Clears the raw input of this phone number. |
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174 | * |
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175 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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176 | */ |
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177 | public function clearRawInput() |
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178 | { |
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179 | $this->rawInput = null; |
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180 | return $this; |
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181 | } |
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182 | |||
183 | /** |
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184 | * Clears the country code source of this phone number. |
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185 | * |
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186 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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187 | */ |
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188 | public function clearCountryCodeSource() |
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189 | { |
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190 | $this->countryCodeSource = CountryCodeSource::UNSPECIFIED; |
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191 | return $this; |
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192 | } |
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193 | |||
194 | /** |
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195 | * Clears the preferred domestic carrier code of this phone number. |
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196 | * |
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197 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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198 | */ |
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199 | public function clearPreferredDomesticCarrierCode() |
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200 | { |
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201 | $this->preferredDomesticCarrierCode = null; |
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202 | return $this; |
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203 | } |
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204 | |||
205 | /** |
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206 | * Merges the information from another phone number into this phone number. |
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207 | * |
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208 | * @param PhoneNumber $other The phone number to copy. |
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209 | * |
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210 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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211 | */ |
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212 | public function mergeFrom(PhoneNumber $other) |
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213 | { |
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214 | if ($other->hasCountryCode()) { |
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215 | $this->setCountryCode($other->getCountryCode()); |
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216 | } |
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217 | if ($other->hasNationalNumber()) { |
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218 | $this->setNationalNumber($other->getNationalNumber()); |
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219 | } |
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220 | if ($other->hasExtension()) { |
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221 | $this->setExtension($other->getExtension()); |
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222 | } |
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223 | if ($other->hasItalianLeadingZero()) { |
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224 | $this->setItalianLeadingZero($other->isItalianLeadingZero()); |
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225 | } |
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226 | if ($other->hasNumberOfLeadingZeros()) { |
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227 | $this->setNumberOfLeadingZeros($other->getNumberOfLeadingZeros()); |
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228 | } |
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229 | if ($other->hasRawInput()) { |
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230 | $this->setRawInput($other->getRawInput()); |
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231 | } |
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232 | if ($other->hasCountryCodeSource()) { |
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233 | $this->setCountryCodeSource($other->getCountryCodeSource()); |
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234 | } |
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235 | if ($other->hasPreferredDomesticCarrierCode()) { |
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236 | $this->setPreferredDomesticCarrierCode($other->getPreferredDomesticCarrierCode()); |
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237 | } |
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238 | return $this; |
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239 | } |
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240 | |||
241 | /** |
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242 | * Returns whether this phone number has a country code set. |
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243 | * |
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244 | * @return bool True if a country code is set, false otherwise. |
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245 | */ |
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246 | public function hasCountryCode() |
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247 | { |
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248 | return $this->countryCode !== null; |
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249 | } |
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250 | |||
251 | /** |
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252 | * Returns the country code of this phone number. |
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253 | * |
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254 | * @return int|null The country code, or null if not set. |
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255 | */ |
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256 | public function getCountryCode() |
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257 | { |
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258 | return $this->countryCode; |
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259 | } |
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260 | |||
261 | /** |
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262 | * Sets the country code of this phone number. |
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263 | * |
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264 | * @param int $value The country code. |
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265 | * |
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266 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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267 | */ |
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268 | public function setCountryCode($value) |
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269 | { |
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270 | $this->countryCode = (int) $value; |
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271 | return $this; |
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272 | } |
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273 | |||
274 | /** |
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275 | * Returns whether this phone number has a national number set. |
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276 | * |
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277 | * @return bool True if a national number is set, false otherwise. |
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278 | */ |
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279 | public function hasNationalNumber() |
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280 | { |
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281 | return $this->nationalNumber !== null; |
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282 | } |
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283 | |||
284 | /** |
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285 | * Returns the national number of this phone number. |
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286 | * |
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287 | * @return string|null The national number, or null if not set. |
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288 | */ |
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289 | public function getNationalNumber() |
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290 | { |
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291 | return $this->nationalNumber; |
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292 | } |
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293 | |||
294 | /** |
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295 | * Sets the national number of this phone number. |
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296 | * |
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297 | * @param string $value The national number. |
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298 | * |
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299 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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300 | */ |
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301 | public function setNationalNumber($value) |
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302 | { |
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303 | $this->nationalNumber = (string) $value; |
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304 | return $this; |
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305 | } |
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306 | |||
307 | /** |
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308 | * Returns whether this phone number has an extension set. |
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309 | * |
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310 | * @return bool True if an extension is set, false otherwise. |
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311 | */ |
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312 | public function hasExtension() |
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313 | { |
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314 | return $this->extension !== null; |
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315 | } |
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316 | |||
317 | /** |
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318 | * Returns the extension of this phone number. |
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319 | * |
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320 | * @return string|null The extension, or null if not set. |
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321 | */ |
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322 | public function getExtension() |
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325 | } |
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326 | |||
327 | /** |
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328 | * Sets the extension of this phone number. |
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329 | * |
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330 | * @param string $value The extension. |
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331 | * |
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332 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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333 | */ |
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334 | public function setExtension($value) |
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335 | { |
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336 | $this->extension = (string) $value; |
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337 | return $this; |
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338 | } |
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339 | |||
340 | /** |
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341 | * Returns whether this phone number has the italian leading zero information set. |
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342 | * |
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343 | * @return bool |
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344 | */ |
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345 | public function hasItalianLeadingZero() |
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346 | { |
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347 | return $this->italianLeadingZero !== null; |
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348 | } |
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349 | |||
350 | /** |
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351 | * Sets whether this phone number uses an italian leading zero. |
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352 | * |
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353 | * @param bool $value True to use italian leading zero, false otherwise. |
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354 | * |
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355 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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356 | */ |
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357 | public function setItalianLeadingZero($value) |
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358 | { |
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359 | $this->italianLeadingZero = (bool) $value; |
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360 | return $this; |
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361 | } |
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362 | |||
363 | /** |
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364 | * Returns whether this phone number uses an italian leading zero. |
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365 | * |
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366 | * @return bool|null True if it uses an italian leading zero, false it it does not, null if not set. |
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367 | */ |
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368 | public function isItalianLeadingZero() |
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369 | { |
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370 | return $this->italianLeadingZero; |
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371 | } |
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372 | |||
373 | /** |
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374 | * Returns whether this phone number has a number of leading zeros set. |
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375 | * |
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376 | * @return bool True if a number of leading zeros is set, false otherwise. |
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377 | */ |
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378 | public function hasNumberOfLeadingZeros() |
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379 | { |
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380 | return $this->hasNumberOfLeadingZeros; |
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381 | } |
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382 | |||
383 | /** |
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384 | * Returns the number of leading zeros of this phone number. |
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385 | * |
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386 | * @return int The number of leading zeros. |
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387 | */ |
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388 | public function getNumberOfLeadingZeros() |
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391 | } |
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392 | |||
393 | /** |
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394 | * Sets the number of leading zeros of this phone number. |
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395 | * |
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396 | * @param int $value The number of leading zeros. |
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397 | * |
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398 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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399 | */ |
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400 | public function setNumberOfLeadingZeros($value) |
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401 | { |
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402 | $this->hasNumberOfLeadingZeros = true; |
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403 | $this->numberOfLeadingZeros = (int) $value; |
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404 | return $this; |
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405 | } |
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406 | |||
407 | /** |
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408 | * Returns whether this phone number has a raw input. |
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409 | * |
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410 | * @return bool True if a raw input is set, false otherwise. |
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411 | */ |
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412 | public function hasRawInput() |
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413 | { |
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414 | return $this->rawInput !== null; |
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415 | } |
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416 | |||
417 | /** |
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418 | * Returns the raw input of this phone number. |
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419 | * |
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420 | * @return string|null The raw input, or null if not set. |
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421 | */ |
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422 | public function getRawInput() |
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425 | } |
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426 | |||
427 | /** |
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428 | * Sets the raw input of this phone number. |
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429 | * |
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430 | * @param string $value The raw input. |
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431 | * |
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432 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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433 | */ |
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434 | public function setRawInput($value) |
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435 | { |
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436 | $this->rawInput = (string) $value; |
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437 | return $this; |
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438 | } |
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439 | |||
440 | /** |
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441 | * Returns whether this phone number has a country code source. |
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442 | * |
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443 | * @return bool True if a country code source is set, false otherwise. |
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444 | */ |
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445 | public function hasCountryCodeSource() |
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446 | { |
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447 | return $this->countryCodeSource !== CountryCodeSource::UNSPECIFIED; |
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448 | } |
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449 | |||
450 | /** |
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451 | * Returns the country code source of this phone number. |
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452 | * |
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453 | * @return int|null A CountryCodeSource constant, or null if not set. |
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454 | */ |
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455 | public function getCountryCodeSource() |
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456 | { |
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457 | return $this->countryCodeSource; |
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458 | } |
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459 | |||
460 | /** |
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461 | * Sets the country code source of this phone number. |
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462 | * |
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463 | * @param int $value A CountryCodeSource constant. |
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464 | * |
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465 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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466 | */ |
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467 | public function setCountryCodeSource($value) |
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471 | } |
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472 | |||
473 | /** |
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474 | * Returns whether this phone number has a preferred domestic carrier code. |
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475 | * |
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476 | * @return bool True if a preferred domestic carrier code is set, false otherwise. |
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477 | */ |
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478 | public function hasPreferredDomesticCarrierCode() |
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479 | { |
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480 | return $this->preferredDomesticCarrierCode !== null; |
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481 | } |
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482 | |||
483 | /** |
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484 | * Returns the preferred domestic carrier code of this phone number. |
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485 | * |
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486 | * @return string|null The preferred domestic carrier code, or null if not set. |
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487 | */ |
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488 | public function getPreferredDomesticCarrierCode() |
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489 | { |
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490 | return $this->preferredDomesticCarrierCode; |
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491 | } |
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492 | |||
493 | /** |
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494 | * Sets the preferred domestic carrier code of this phone number. |
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495 | * |
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496 | * @param string $value The preferred domestic carrier code. |
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497 | * |
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498 | * @return PhoneNumber This PhoneNumber instance, for chaining method calls. |
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499 | */ |
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500 | public function setPreferredDomesticCarrierCode($value) |
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504 | } |
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505 | |||
506 | /** |
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507 | * Returns whether this phone number is equal to another. |
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508 | * |
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509 | * @param PhoneNumber $other The phone number to compare. |
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510 | * |
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511 | * @return bool True if the phone numbers are equal, false otherwise. |
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512 | */ |
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513 | public function equals(PhoneNumber $other) |
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514 | { |
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515 | $sameType = get_class($other) == get_class($this); |
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516 | $sameCountry = $this->hasCountryCode() == $other->hasCountryCode() && |
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517 | (!$this->hasCountryCode() || $this->getCountryCode() == $other->getCountryCode()); |
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518 | $sameNational = $this->hasNationalNumber() == $other->hasNationalNumber() && |
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519 | (!$this->hasNationalNumber() || $this->getNationalNumber() == $other->getNationalNumber()); |
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520 | $sameExt = $this->hasExtension() == $other->hasExtension() && |
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521 | (!$this->hasExtension() || $this->getExtension() == $other->getExtension()); |
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522 | $sameLead = $this->hasItalianLeadingZero() == $other->hasItalianLeadingZero() && |
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523 | (!$this->hasItalianLeadingZero() || $this->isItalianLeadingZero() == $other->isItalianLeadingZero()); |
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524 | $sameZeros = $this->getNumberOfLeadingZeros() == $other->getNumberOfLeadingZeros(); |
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525 | $sameRaw = $this->hasRawInput() == $other->hasRawInput() && |
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526 | (!$this->hasRawInput() || $this->getRawInput() == $other->getRawInput()); |
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527 | $sameCountrySource = $this->hasCountryCodeSource() == $other->hasCountryCodeSource() && |
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528 | (!$this->hasCountryCodeSource() || $this->getCountryCodeSource() == $other->getCountryCodeSource()); |
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529 | $samePrefCar = $this->hasPreferredDomesticCarrierCode() == $other->hasPreferredDomesticCarrierCode() && |
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530 | (!$this->hasPreferredDomesticCarrierCode() || $this->getPreferredDomesticCarrierCode( |
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531 | ) == $other->getPreferredDomesticCarrierCode()); |
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532 | return $sameType && $sameCountry && $sameNational && $sameExt && $sameLead && $sameZeros && $sameRaw && $sameCountrySource && $samePrefCar; |
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533 | } |
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534 | |||
535 | /** |
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536 | * Returns a string representation of this phone number. |
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537 | * @return string |
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538 | */ |
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539 | public function __toString() |
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561 | } |
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562 | |||
563 | /** |
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564 | * @inheritDoc |
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565 | */ |
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566 | public function serialize() |
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569 | } |
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570 | |||
571 | public function __serialize() |
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572 | { |
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573 | return array( |
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574 | $this->countryCode, |
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575 | $this->nationalNumber, |
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576 | $this->extension, |
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577 | $this->italianLeadingZero, |
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578 | $this->numberOfLeadingZeros, |
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579 | $this->rawInput, |
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580 | $this->countryCodeSource, |
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581 | $this->preferredDomesticCarrierCode |
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582 | ); |
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583 | } |
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584 | |||
585 | /** |
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586 | * @inheritDoc |
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587 | */ |
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588 | public function unserialize($serialized) |
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589 | { |
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590 | $this->__unserialize(unserialize($serialized)); |
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591 | } |
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592 | |||
593 | public function __unserialize($data) |
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608 | } |
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609 | } |
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610 | } |
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611 |