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annotate StatusCodes.inc.php @ 134:b6b4a58c7625

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Using .inc.php rather than just .inc for include files.
author Tom Fredrik Blenning <bfg@bfgconsult.no>
date Sun, 22 Jan 2023 19:22:00 +0100
parents StatusCodes.inc@ff5fc61aa5ea
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 <?php
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2 /**
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3 * StatusCodes provides named constants for
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4 * HTTP protocol status codes. Written for the
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5 * Recess Framework (http://www.recessframework.com/)
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6 *
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7 * @author Kris Jordan
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8 * @author Tom Fredrik Blenning Klaussen
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9 * @copyright MIT
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10 */
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11 class StatusCodes
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12 {
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13 // [Informational 1xx]
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14 /**
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15 * <a href="http://httpstatus.es/100">HTTP_CONTINUE</a>
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16 */
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17 const HTTP_CONTINUE = 100;
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18 /**
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19 * <a href="http://httpstatus.es/101">HTTP_SWITCHING_PROTOCOLS</a>
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20 */
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21 const HTTP_SWITCHING_PROTOCOLS = 101;
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22
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23 // [Successful 2xx]
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24 /**
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25 * <a href="http://httpstatus.es/200">HTTP_OK</a>
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26 */
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27 const HTTP_OK = 200;
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28 /**
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29 * <a href="http://httpstatus.es/201">HTTP_CREATED</a>
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30 */
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31 const HTTP_CREATED = 201;
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32 /**
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33 * <a href="http://httpstatus.es/202">HTTP_ACCEPTED</a>
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34 */
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35 const HTTP_ACCEPTED = 202;
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36 /**
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37 * <a href="http://httpstatus.es/203">HTTP_ACCEPTED</a>
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38 */
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39 const HTTP_NONAUTHORITATIVE_INFORMATION = 203;
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40 /**
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41 * <a href="http://httpstatus.es/204">HTTP_NO_CONTENT</a>
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42 */
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43 const HTTP_NO_CONTENT = 204;
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44 /**
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45 * <a href="http://httpstatus.es/205">HTTP_RESET_CONTENT</a>
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46 */
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47 const HTTP_RESET_CONTENT = 205;
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48 /**
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49 * <a href="http://httpstatus.es/206">HTTP_PARTIAL_CONTENT</a>
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50 */
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51 const HTTP_PARTIAL_CONTENT = 206;
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52
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53 // [Redirection 3xx]
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54 /**
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55 * <a href="http://httpstatus.es/300">HTTP_MULTIPLE_CHOICES</a>
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56 */
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57 const HTTP_MULTIPLE_CHOICES = 300;
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58 /**
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59 * <a href="http://httpstatus.es/301">HTTP_MOVED_PERMANENTLY</a>
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60 */
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61 const HTTP_MOVED_PERMANENTLY = 301;
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62 /**
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63 * <a href="http://httpstatus.es/302">HTTP_FOUND</a>
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64 */
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65 const HTTP_FOUND = 302;
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66 /**
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67 * <a href="http://httpstatus.es/303">HTTP_SEE_OTHER</a>
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68 */
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69 const HTTP_SEE_OTHER = 303;
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70 /**
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71 * <a href="http://httpstatus.es/304">HTTP_NOT_MODIFIED</a>
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72 */
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73 const HTTP_NOT_MODIFIED = 304;
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74 /**
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75 * <a href="http://httpstatus.es/305">HTTP_USE_PROXY</a>
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76 */
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77 const HTTP_USE_PROXY = 305;
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78 /**
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79 * <a href="http://httpstatus.es/306">HTTP_UNUSED</a>
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80 */
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81 const HTTP_UNUSED = 306;
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82 /**
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83 * <a href="http://httpstatus.es/307">HTTP_TEMPORARY_REDIRECT</a>
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84 */
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85 const HTTP_TEMPORARY_REDIRECT = 307;
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86
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87 // [Client Error 4xx]
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88 /**
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89 * Defines the beginning of errorCodes
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90 * @private
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91 */
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92 const errorCodesBeginAt = 400;
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93 /**
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94 * <a href="http://httpstatus.es/400">HTTP_BAD_REQUEST</a>
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95 */
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96 const HTTP_BAD_REQUEST = 400;
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97 /**
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98 * <a href="http://httpstatus.es/401">HTTP_UNAUTHORIZED</a>
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99 */
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100 const HTTP_UNAUTHORIZED = 401;
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101 /**
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102 * <a href="http://httpstatus.es/402">HTTP_PAYMENT_REQUIRED</a>
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103 */
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104 const HTTP_PAYMENT_REQUIRED = 402;
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105 /**
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106 * <a href="http://httpstatus.es/403">HTTP_FORBIDDEN</a>
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107 */
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108 const HTTP_FORBIDDEN = 403;
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109 /**
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110 * <a href="http://httpstatus.es/404">HTTP_NOT_FOUND</a>
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111 */
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112 const HTTP_NOT_FOUND = 404;
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113 /**
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114 * <a href="http://httpstatus.es/405">HTTP_METHOD_NOT_ALLOWED</a>
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115 */
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116 const HTTP_METHOD_NOT_ALLOWED = 405;
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117 /**
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118 * <a href="http://httpstatus.es/406">HTTP_NOT_ACCEPTABLE</a>
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119 */
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120 const HTTP_NOT_ACCEPTABLE = 406;
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121 /**
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122 * <a href="http://httpstatus.es/407">HTTP_PROXY_AUTHENTICATION_REQUIRED</a>
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123 */
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124 const HTTP_PROXY_AUTHENTICATION_REQUIRED = 407;
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125 /**
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126 * <a href="http://httpstatus.es/408">HTTP_REQUEST_TIMEOUT</a>
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127 */
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128 const HTTP_REQUEST_TIMEOUT = 408;
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129 /**
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130 * <a href="http://httpstatus.es/409">HTTP_CONFLICT</a>
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131 */
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132 const HTTP_CONFLICT = 409;
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133 /**
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134 * <a href="http://httpstatus.es/410">HTTP_GONE</a>
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135 */
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136 const HTTP_GONE = 410;
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137 /**
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138 * <a href="http://httpstatus.es/411">HTTP_LENGTH_REQUIRED</a>
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139 */
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140 const HTTP_LENGTH_REQUIRED = 411;
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141 /**
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142 * <a href="http://httpstatus.es/412">HTTP_PRECONDITION_FAILED</a>
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143 */
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144 const HTTP_PRECONDITION_FAILED = 412;
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145 /**
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146 * <a href="http://httpstatus.es/413">HTTP_REQUEST_ENTITY_TOO_LARGE</a>
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147 */
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148 const HTTP_REQUEST_ENTITY_TOO_LARGE = 413;
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149 /**
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150 * <a href="http://httpstatus.es/414">HTTP_REQUEST_URI_TOO_LONG</a>
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151 */
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152 const HTTP_REQUEST_URI_TOO_LONG = 414;
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153 /**
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154 * <a href="http://httpstatus.es/415">HTTP_UNSUPPORTED_MEDIA_TYPE</a>
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155 */
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156 const HTTP_UNSUPPORTED_MEDIA_TYPE = 415;
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157 /**
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158 * <a href="http://httpstatus.es/416">HTTP_REQUESTED_RANGE_NOT_SATISFIABLE</a>
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159 */
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160 const HTTP_REQUESTED_RANGE_NOT_SATISFIABLE = 416;
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161 /**
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162 * <a href="http://httpstatus.es/417">HTTP_EXPECTATION_FAILED</a>
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163 */
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164 const HTTP_EXPECTATION_FAILED = 417;
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165
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166 // [Server Error 5xx]
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167 /**
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168 * <a href="http://httpstatus.es/500">HTTP_INTERNAL_SERVER_ERROR</a>
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169 */
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170 const HTTP_INTERNAL_SERVER_ERROR = 500;
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171 /**
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172 * <a href="http://httpstatus.es/501">HTTP_NOT_IMPLEMENTED</a>
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173 */
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174 const HTTP_NOT_IMPLEMENTED = 501;
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175 /**
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176 * <a href="http://httpstatus.es/502">HTTP_BAD_GATEWAY</a>
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177 */
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178 const HTTP_BAD_GATEWAY = 502;
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179 /**
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180 * <a href="http://httpstatus.es/503">HTTP_SERVICE_UNAVAILABLE</a>
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181 */
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182 const HTTP_SERVICE_UNAVAILABLE = 503;
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183 /**
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184 * <a href="http://httpstatus.es/504">HTTP_GATEWAY_TIMEOUT</a>
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185 */
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186 const HTTP_GATEWAY_TIMEOUT = 504;
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187 /**
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188 * <a href="http://httpstatus.es/505">HTTP_VERSION_NOT_SUPPORTED</a>
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189 */
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190 const HTTP_VERSION_NOT_SUPPORTED = 505;
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191
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192 private static $messages =
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193 array(
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194 // [Informational 1xx]
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195 100=>'100 Continue',
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196 101=>'101 Switching Protocols',
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197
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198 // [Successful 2xx]
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199 200=>'200 OK',
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200 201=>'201 Created',
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201 202=>'202 Accepted',
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202 203=>'203 Non-Authoritative Information',
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203 204=>'204 No Content',
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204 205=>'205 Reset Content',
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205 206=>'206 Partial Content',
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206
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207 // [Redirection 3xx]
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208 300=>'300 Multiple Choices',
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209 301=>'301 Moved Permanently',
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210 302=>'302 Found',
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211 303=>'303 See Other',
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212 304=>'304 Not Modified',
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213 305=>'305 Use Proxy',
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214 306=>'306 (Unused)',
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215 307=>'307 Temporary Redirect',
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216
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217 // [Client Error 4xx]
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218 400=>'400 Bad Request',
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219 401=>'401 Unauthorized',
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220 402=>'402 Payment Required',
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221 403=>'403 Forbidden',
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222 404=>'404 Not Found',
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223 405=>'405 Method Not Allowed',
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224 406=>'406 Not Acceptable',
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225 407=>'407 Proxy Authentication Required',
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226 408=>'408 Request Timeout',
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227 409=>'409 Conflict',
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228 410=>'410 Gone',
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229 411=>'411 Length Required',
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230 412=>'412 Precondition Failed',
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231 413=>'413 Request Entity Too Large',
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232 414=>'414 Request-URI Too Long',
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233 415=>'415 Unsupported Media Type',
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234 416=>'416 Requested Range Not Satisfiable',
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235 417=>'417 Expectation Failed',
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236
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237 // [Server Error 5xx]
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238 500=>'500 Internal Server Error',
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239 501=>'501 Not Implemented',
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240 502=>'502 Bad Gateway',
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241 503=>'503 Service Unavailable',
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242 504=>'504 Gateway Timeout',
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243 505=>'505 HTTP Version Not Supported'
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244 );
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245
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246 /**
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247 * Get the header for the specified code.
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248 *
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249 * @param $code Http status code
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250 * @return A textual representation of the header
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251 */
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252 public static function httpHeaderFor($code)
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253 {
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254 return 'HTTP/1.1 ' . self::$messages[$code];
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255 }
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256
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257 /**
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258 * Get a canonical status message for the specified code
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259 *
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260 * @param $code Http status code
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261 * @return Text for the specified code
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262 */
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263 public static function getMessageForCode($code)
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264 {
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265 return self::$messages[$code];
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266 }
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267
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268 /**
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269 * Checks if the specified code is an error code.
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270 *
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271 * @param $code Http status code
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272 * @return bool Answer
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273 */
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274 public static function isError($code)
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275 {
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276 return is_numeric($code) && $code >= self::HTTP_BAD_REQUEST;
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277 }
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278
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279 /**
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280 * Can the specified status code have a body?
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281 *
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282 * @param $code Http status code
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283 * @return bool Answer
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284 */
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285 public static function canHaveBody($code)
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286 {
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287 return
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288 // True if not in 100s
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289 ($code < self::HTTP_CONTINUE || $code >= self::HTTP_OK)
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290 && // and not 204 NO CONTENT
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291 $code != self::HTTP_NO_CONTENT
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292 && // and not 304 NOT MODIFIED
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293 $code != self::HTTP_NOT_MODIFIED;
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294 }
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295
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296 /**
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297 * Extract the numeric code from a header
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298 *
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299 * @param $header an http top header
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300 */
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301 public static function codeFromHeader($header)
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302 {
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303 $matches = array();
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304 preg_match('/HTTP\/\S+\s(\d+)/', $header, $matches);
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305 if (count($matches) < 1)
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306 throw new InvalidArgumentException("Not an http header");
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307 $n = $matches[1];
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308 return $n;
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309 }
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310 }
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311 ?>