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    28. 

  28. <h1>E:/E/GEAMP/www/openbiz/openbiz/bin/service/cryptService.php</h1>  </div>
    29. 

  29. </div>
    30. 

  30. <div class="contents">
    31. 

  31. <div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 &lt;?php
    32. 

  32. <a name="l00018"></a><a class="code" href="classcrypt_service.html">00018</a> <span class="keyword">class </span><a class="code" href="classcrypt_service.html">cryptService</a>
    33. 

  33. <a name="l00019"></a>00019 {
    34. 

  34. <a name="l00020"></a>00020     <span class="keyword">protected</span> $m_DefaultKey ;
    35. 

  35. <a name="l00021"></a>00021     <span class="keyword">public</span> $m_Algorithm;
    36. 

  36. <a name="l00022"></a>00022     <span class="keyword">public</span> $m_OperationMode;
    37. 

  37. <a name="l00023"></a>00023 
    38. 

  38. <a name="l00030"></a><a class="code" href="classcrypt_service.html#a847d8d60f037d0a016aca7006cf9dec6">00030</a>     function <a class="code" href="classcrypt_service.html#a847d8d60f037d0a016aca7006cf9dec6">__construct</a>(&amp;$xmlArr)
    39. 

  39. <a name="l00031"></a>00031     {
    40. 

  40. <a name="l00032"></a>00032         $this-&gt;<a class="code" href="classcrypt_service.html#a1db802d93a9f0badf186a646e1cdb161">readMetadata</a>($xmlArr);
    41. 

  41. <a name="l00033"></a>00033     }
    42. 

  42. <a name="l00034"></a>00034 
    43. 

  43. <a name="l00041"></a><a class="code" href="classcrypt_service.html#a1db802d93a9f0badf186a646e1cdb161">00041</a>     <span class="keyword">protected</span> function <a class="code" href="classcrypt_service.html#a1db802d93a9f0badf186a646e1cdb161">readMetadata</a>(&amp;$xmlArr)
    44. 

  44. <a name="l00042"></a>00042     {
    45. 

  45. <a name="l00043"></a>00043         $this-&gt;m_DefaultKey        = strtolower($xmlArr[<span class="stringliteral">&quot;PLUGINSERVICE&quot;</span>][<span class="stringliteral">&quot;ATTRIBUTES&quot;</span>][<span class="stringliteral">&quot;DEFAULTKEY&quot;</span>]);
    46. 

  46. <a name="l00044"></a>00044        $this-&gt;m_Algorithm          = strtolower($xmlArr[<span class="stringliteral">&quot;PLUGINSERVICE&quot;</span>][<span class="stringliteral">&quot;ATTRIBUTES&quot;</span>][<span class="stringliteral">&quot;ALGORITHM&quot;</span>]);
    47. 

  47. <a name="l00045"></a>00045         $this-&gt;m_OperationMode     = strtolower($xmlArr[<span class="stringliteral">&quot;PLUGINSERVICE&quot;</span>][<span class="stringliteral">&quot;ATTRIBUTES&quot;</span>][<span class="stringliteral">&quot;OPERATIONMODE&quot;</span>]);
    48. 

  48. <a name="l00046"></a>00046     }
    49. 

  49. <a name="l00047"></a>00047 
    50. 

  50. <a name="l00048"></a>00048     <span class="keyword">public</span> function encrypt($data, $key=null)
    51. 

  51. <a name="l00049"></a>00049     {
    52. 

  52. <a name="l00050"></a>00050        <span class="keywordflow">if</span>(!function_exists(<span class="stringliteral">&quot;mcrypt_module_open&quot;</span>))
    53. 

  53. <a name="l00051"></a>00051        {
    54. 

  54. <a name="l00052"></a>00052               <span class="keywordflow">return</span> $data;
    55. 

  55. <a name="l00053"></a>00053        }
    56. 

  56. <a name="l00054"></a>00054        <span class="keywordflow">if</span>($key==null){
    57. 

  57. <a name="l00055"></a>00055               $key = $this-&gt;m_DefaultKey;
    58. 

  58. <a name="l00056"></a>00056        }
    59. 

  59. <a name="l00057"></a>00057        <span class="keywordflow">if</span>($data==null)
    60. 

  60. <a name="l00058"></a>00058               <span class="keywordflow">return</span>;
    61. 

  61. <a name="l00059"></a>00059         $td = mcrypt_module_open($this-&gt;m_Algorithm, <span class="stringliteral">&#39;&#39;</span>, $this-&gt;m_OperationMode, <span class="stringliteral">&#39;&#39;</span>);
    62. 

  62. <a name="l00060"></a>00060         $iv = mcrypt_create_iv(mcrypt_enc_get_iv_size($td), MCRYPT_RAND);
    63. 

  63. <a name="l00061"></a>00061        <span class="comment">// $iv =&quot;jixian&quot;;</span>
    64. 

  64. <a name="l00062"></a>00062         $ks = mcrypt_enc_get_key_size($td);
    65. 

  65. <a name="l00063"></a>00063         $keystr = substr(md5($key), 0, $ks);
    66. 

  66. <a name="l00064"></a>00064         mcrypt_generic_init($td, $keystr, $iv);
    67. 

  67. <a name="l00065"></a>00065         $encrypted = mcrypt_generic($td, $data);
    68. 

  68. <a name="l00066"></a>00066         mcrypt_module_close($td);
    69. 

  69. <a name="l00067"></a>00067         $hexdata = bin2hex($encrypted);       
    70. 

  70. <a name="l00068"></a>00068         <span class="keywordflow">return</span> $hexdata;
    71. 

  71. <a name="l00069"></a>00069     }
    72. 

  72. <a name="l00070"></a>00070 
    73. 

  73. <a name="l00071"></a>00071     <span class="keyword">public</span> function decrypt($data, $key=null)
    74. 

  74. <a name="l00072"></a>00072     {
    75. 

  75. <a name="l00073"></a>00073        <span class="keywordflow">if</span>(!function_exists(<span class="stringliteral">&quot;mcrypt_module_open&quot;</span>))
    76. 

  76. <a name="l00074"></a>00074        {
    77. 

  77. <a name="l00075"></a>00075               <span class="keywordflow">return</span> $data;
    78. 

  78. <a name="l00076"></a>00076        }
    79. 

  79. <a name="l00077"></a>00077               <span class="keywordflow">if</span>($key==null){
    80. 

  80. <a name="l00078"></a>00078               $key = $this-&gt;m_DefaultKey;
    81. 

  81. <a name="l00079"></a>00079        }      
    82. 

  82. <a name="l00080"></a>00080        <span class="keywordflow">if</span>($data==null)
    83. 

  83. <a name="l00081"></a>00081               <span class="keywordflow">return</span>;
    84. 

  84. <a name="l00082"></a>00082         $td = mcrypt_module_open($this-&gt;m_Algorithm, <span class="stringliteral">&#39;&#39;</span>, $this-&gt;m_OperationMode, <span class="stringliteral">&#39;&#39;</span>);
    85. 

  85. <a name="l00083"></a>00083         $iv = mcrypt_create_iv(mcrypt_enc_get_iv_size($td), MCRYPT_RAND);        
    86. 

  86. <a name="l00084"></a>00084         $ks = mcrypt_enc_get_key_size($td);
    87. 

  87. <a name="l00085"></a>00085         $keystr = substr(md5($key), 0, $ks);
    88. 

  88. <a name="l00086"></a>00086         mcrypt_generic_init($td, $keystr, $iv);
    89. 

  89. <a name="l00087"></a>00087         $encrypted = pack( <span class="stringliteral">&quot;H*&quot;</span>, $data);
    90. 

  90. <a name="l00088"></a>00088         $decrypted = mdecrypt_generic($td, $encrypted);
    91. 

  91. <a name="l00089"></a>00089         mcrypt_generic_deinit($td);
    92. 

  92. <a name="l00090"></a>00090         mcrypt_module_close($td);        
    93. 

  93. <a name="l00091"></a>00091         <span class="keywordflow">return</span> trim($decrypted);
    94. 

  94. <a name="l00092"></a>00092     }    
    95. 

  95. <a name="l00093"></a>00093 
    96. 

  96. <a name="l00094"></a>00094 }
    97. 

  97. <a name="l00095"></a>00095 
    98. 

  98. <a name="l00096"></a>00096 ?&gt;
    99. 

  99. </pre></div></div>
    100. 

  100. </div>
    101. 

  101. <hr class="footer"/><address class="footer"><small>Generated on Thu Apr 19 2012 17:09:13 for openbiz by&#160;
    102. 

  102. <a href="http://www.doxygen.org/index.html">
    103. 

  103. <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.2 </small></address>
    104. 

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  106.