Conditions | 10 |
Paths | 10 |
Total Lines | 61 |
Code Lines | 44 |
Lines | 0 |
Ratio | 0 % |
Changes | 2 | ||
Bugs | 0 | Features | 0 |
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
1 | <?php |
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59 | public static function isMobile() |
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60 | { |
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61 | // 如果有HTTP_X_WAP_PROFILE则一定是移动设备 |
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62 | if (isset ($_SERVER['HTTP_X_WAP_PROFILE'])) { |
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63 | return true; |
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64 | } |
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65 | // 如果via信息含有wap则一定是移动设备,部分服务商会屏蔽该信息 |
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66 | if (isset ($_SERVER['HTTP_VIA'])) { |
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67 | // 找不到为flase,否则为true |
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68 | return stristr($_SERVER['HTTP_VIA'], "wap") ? true : false; |
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69 | } |
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70 | // 脑残法,判断手机发送的客户端标志,兼容性有待提高 |
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71 | if (isset ($_SERVER['HTTP_USER_AGENT'])) { |
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72 | $clientKeyWords = array( |
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73 | 'nokia', |
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74 | 'sony', |
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75 | 'ericsson', |
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76 | 'mot', |
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77 | 'samsung', |
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78 | 'htc', |
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79 | 'sgh', |
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80 | 'lg', |
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81 | 'sharp', |
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82 | 'sie-', |
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83 | 'philips', |
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84 | 'panasonic', |
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85 | 'alcatel', |
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86 | 'lenovo', |
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87 | 'iphone', |
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88 | 'ipod', |
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89 | 'blackberry', |
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90 | 'meizu', |
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91 | 'android', |
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92 | 'netfront', |
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93 | 'symbian', |
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94 | 'ucweb', |
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95 | 'windowsce', |
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96 | 'palm', |
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97 | 'operamini', |
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98 | 'operamobi', |
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99 | 'openwave', |
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100 | 'nexusone', |
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101 | 'cldc', |
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102 | 'midp', |
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103 | 'wap', |
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104 | 'mobile' |
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105 | ); |
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106 | // 从HTTP_USER_AGENT中查找手机浏览器的关键字 |
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107 | if (preg_match("/(" . implode('|', $clientKeyWords) . ")/i", strtolower($_SERVER['HTTP_USER_AGENT']))) { |
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108 | return true; |
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109 | } |
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110 | } |
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111 | // 协议法,因为有可能不准确,放到最后判断 |
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112 | if (isset ($_SERVER['HTTP_ACCEPT'])) { |
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113 | // 如果只支持wml并且不支持html那一定是移动设备 |
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114 | // 如果支持wml和html但是wml在html之前则是移动设备 |
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115 | if ((strpos($_SERVER['HTTP_ACCEPT'], 'vnd.wap.wml') !== false) && (strpos($_SERVER['HTTP_ACCEPT'], 'text/html') === false || (strpos($_SERVER['HTTP_ACCEPT'], 'vnd.wap.wml') < strpos($_SERVER['HTTP_ACCEPT'], 'text/html')))) { |
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116 | return true; |
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117 | } |
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118 | } |
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119 | return false; |
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120 | } |
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149 |