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1 <?php |
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2 |
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3 /** |
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4 * WordPress AtomPub API implementation. |
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5 * |
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6 * @package WordPress |
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7 * @subpackage Publishing |
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8 * @since 2.2.0 |
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9 */ |
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10 class wp_atom_server { |
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11 |
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12 /** |
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13 * ATOM content type. |
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14 * |
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15 * @since 2.2.0 |
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16 * @var string |
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17 */ |
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18 var $ATOM_CONTENT_TYPE = 'application/atom+xml'; |
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19 |
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20 /** |
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21 * Categories ATOM content type. |
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22 * |
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23 * @since 2.2.0 |
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24 * @var string |
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25 */ |
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26 var $CATEGORIES_CONTENT_TYPE = 'application/atomcat+xml'; |
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27 |
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28 /** |
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29 * Service ATOM content type. |
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30 * |
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31 * @since 2.3.0 |
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32 * @var string |
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33 */ |
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34 var $SERVICE_CONTENT_TYPE = 'application/atomsvc+xml'; |
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35 |
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36 /** |
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37 * ATOM XML namespace. |
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38 * |
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39 * @since 2.3.0 |
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40 * @var string |
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41 */ |
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42 var $ATOM_NS = 'http://www.w3.org/2005/Atom'; |
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43 |
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44 /** |
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45 * ATOMPUB XML namespace. |
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46 * |
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47 * @since 2.3.0 |
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48 * @var string |
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49 */ |
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50 var $ATOMPUB_NS = 'http://www.w3.org/2007/app'; |
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51 |
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52 /** |
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53 * Entries path. |
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54 * |
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55 * @since 2.2.0 |
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56 * @var string |
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57 */ |
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58 var $ENTRIES_PATH = "posts"; |
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59 |
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60 /** |
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61 * Categories path. |
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62 * |
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63 * @since 2.2.0 |
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64 * @var string |
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65 */ |
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66 var $CATEGORIES_PATH = "categories"; |
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67 |
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68 /** |
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69 * Media path. |
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70 * |
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71 * @since 2.2.0 |
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72 * @var string |
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73 */ |
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74 var $MEDIA_PATH = "attachments"; |
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75 |
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76 /** |
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77 * Entry path. |
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78 * |
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79 * @since 2.2.0 |
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80 * @var string |
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81 */ |
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82 var $ENTRY_PATH = "post"; |
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83 |
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84 /** |
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85 * Service path. |
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86 * |
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87 * @since 2.2.0 |
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88 * @var string |
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89 */ |
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90 var $SERVICE_PATH = "service"; |
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91 |
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92 /** |
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93 * Media single path. |
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94 * |
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95 * @since 2.2.0 |
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96 * @var string |
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97 */ |
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98 var $MEDIA_SINGLE_PATH = "attachment"; |
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99 |
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100 /** |
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101 * ATOMPUB parameters. |
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102 * |
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103 * @since 2.2.0 |
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104 * @var array |
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105 */ |
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106 var $params = array(); |
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107 |
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108 /** |
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109 * Supported ATOMPUB media types. |
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110 * |
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111 * @since 2.3.0 |
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112 * @var array |
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113 */ |
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114 var $media_content_types = array('image/*','audio/*','video/*'); |
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115 |
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116 /** |
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117 * ATOMPUB content type(s). |
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118 * |
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119 * @since 2.2.0 |
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120 * @var array |
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121 */ |
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122 var $atom_content_types = array('application/atom+xml'); |
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123 |
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124 /** |
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125 * ATOMPUB methods. |
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126 * |
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127 * @since 2.2.0 |
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128 * @var unknown_type |
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129 */ |
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130 var $selectors = array(); |
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131 |
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132 /** |
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133 * Whether to do output. |
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134 * |
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135 * Support for head. |
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136 * |
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137 * @since 2.2.0 |
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138 * @var bool |
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139 */ |
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140 var $do_output = true; |
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141 |
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142 /** |
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143 * Constructor - Sets up object properties. |
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144 * |
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145 * @since 2.2.0 |
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146 * @return AtomServer |
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147 */ |
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148 function __construct() { |
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149 |
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150 $var_by_ref = explode( '/', $_SERVER['SCRIPT_NAME'] ); |
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151 $this->script_name = array_pop( $var_by_ref ); |
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152 $this->app_base = site_url( $this->script_name . '/' ); |
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153 |
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154 $this->selectors = array( |
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155 '@/service$@' => |
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156 array('GET' => 'get_service'), |
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157 '@/categories$@' => |
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158 array('GET' => 'get_categories_xml'), |
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159 '@/post/(\d+)$@' => |
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160 array('GET' => 'get_post', |
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161 'PUT' => 'put_post', |
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162 'DELETE' => 'delete_post'), |
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163 '@/posts/?(\d+)?$@' => |
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164 array('GET' => 'get_posts', |
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165 'POST' => 'create_post'), |
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166 '@/attachments/?(\d+)?$@' => |
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167 array('GET' => 'get_attachment', |
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168 'POST' => 'create_attachment'), |
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169 '@/attachment/file/(\d+)$@' => |
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170 array('GET' => 'get_file'), |
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171 '@/attachment/(\d+)$@' => |
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172 array('GET' => 'get_attachment', |
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173 'PUT' => 'put_attachment', |
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174 'DELETE' => 'delete_attachment'), |
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175 ); |
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176 } |
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177 |
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178 /** |
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179 * Handle ATOMPUB request. |
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180 * |
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181 * @since 2.2.0 |
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182 */ |
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183 function handle_request() { |
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184 |
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185 if ( !empty( $_SERVER['ORIG_PATH_INFO'] ) ) |
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186 $path = $_SERVER['ORIG_PATH_INFO']; |
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187 else |
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188 $path = $_SERVER['PATH_INFO']; |
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189 |
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190 $method = $_SERVER['REQUEST_METHOD']; |
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191 |
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192 $this->process_conditionals(); |
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193 //$this->process_conditionals(); |
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194 |
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195 // exception case for HEAD (treat exactly as GET, but don't output) |
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196 if ($method == 'HEAD') { |
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197 $this->do_output = false; |
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198 $method = 'GET'; |
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199 } |
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200 |
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201 // redirect to /service in case no path is found. |
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202 if (strlen($path) == 0 || $path == '/') |
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203 $this->redirect($this->get_service_url()); |
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204 |
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205 // check to see if AtomPub is enabled |
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206 if ( !get_option( 'enable_app' ) ) |
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207 $this->forbidden( sprintf( __( 'AtomPub services are disabled on this site. An admin user can enable them at %s' ), admin_url('options-writing.php') ) ); |
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208 |
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209 // dispatch |
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210 foreach ( $this->selectors as $regex => $funcs ) { |
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211 if ( preg_match($regex, $path, $matches) ) { |
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212 if ( isset($funcs[$method]) ) { |
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213 |
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214 // authenticate regardless of the operation and set the current |
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215 // user. each handler will decide if auth is required or not. |
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216 if ( !$this->authenticate() ) { |
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217 $this->auth_required('Credentials required.'); |
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218 } |
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219 |
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220 array_shift($matches); |
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221 call_user_func_array(array($this,$funcs[$method]), $matches); |
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222 wp_die(); |
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223 } else { |
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224 // only allow what we have handlers for... |
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225 $this->not_allowed(array_keys($funcs)); |
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226 } |
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227 } |
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228 } |
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229 |
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230 // oops, nothing found |
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231 $this->not_found(); |
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232 } |
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233 |
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234 /** |
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235 * Retrieve XML for ATOMPUB service. |
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236 * |
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237 * @since 2.2.0 |
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238 */ |
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239 function get_service() { |
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240 |
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241 if ( !current_user_can( 'edit_posts' ) ) |
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242 $this->auth_required( __( 'Sorry, you do not have the right to access this site.' ) ); |
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243 |
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244 $entries_url = esc_attr($this->get_entries_url()); |
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245 $categories_url = esc_attr($this->get_categories_url()); |
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246 $media_url = esc_attr($this->get_attachments_url()); |
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247 $accepted_media_types = ''; |
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248 foreach ($this->media_content_types as $med) { |
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249 $accepted_media_types = $accepted_media_types . "<accept>" . $med . "</accept>"; |
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250 } |
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251 $atom_prefix="atom"; |
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252 $atom_blogname = get_bloginfo('name'); |
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253 $service_doc = <<<EOD |
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254 <service xmlns="$this->ATOMPUB_NS" xmlns:$atom_prefix="$this->ATOM_NS"> |
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255 <workspace> |
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256 <$atom_prefix:title>$atom_blogname Workspace</$atom_prefix:title> |
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257 <collection href="$entries_url"> |
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258 <$atom_prefix:title>$atom_blogname Posts</$atom_prefix:title> |
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259 <accept>$this->ATOM_CONTENT_TYPE;type=entry</accept> |
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260 <categories href="$categories_url" /> |
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261 </collection> |
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262 <collection href="$media_url"> |
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263 <$atom_prefix:title>$atom_blogname Media</$atom_prefix:title> |
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264 $accepted_media_types |
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265 </collection> |
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266 </workspace> |
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267 </service> |
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268 |
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269 EOD; |
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270 |
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271 $this->output($service_doc, $this->SERVICE_CONTENT_TYPE); |
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272 } |
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273 |
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274 /** |
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275 * Retrieve categories list in XML format. |
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276 * |
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277 * @since 2.2.0 |
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278 */ |
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279 function get_categories_xml() { |
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280 |
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281 if ( !current_user_can( 'edit_posts' ) ) |
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282 $this->auth_required( __( 'Sorry, you do not have the right to access this site.' ) ); |
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283 |
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284 $home = esc_attr(get_bloginfo_rss('url')); |
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285 |
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286 $categories = ""; |
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287 $cats = get_categories(array('hierarchical' => 0, 'hide_empty' => 0)); |
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288 foreach ( (array) $cats as $cat ) { |
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289 $categories .= " <category term=\"" . esc_attr($cat->name) . "\" />\n"; |
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290 } |
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291 $output = <<<EOD |
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292 <app:categories xmlns:app="$this->ATOMPUB_NS" |
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293 xmlns="$this->ATOM_NS" |
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294 fixed="yes" scheme="$home"> |
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295 $categories |
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296 </app:categories> |
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297 EOD; |
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298 $this->output($output, $this->CATEGORIES_CONTENT_TYPE); |
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299 } |
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300 |
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301 /** |
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302 * Create new post. |
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303 * |
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304 * @since 2.2.0 |
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305 */ |
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306 function create_post() { |
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307 global $user_ID; |
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308 $this->get_accepted_content_type($this->atom_content_types); |
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309 |
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310 $parser = new AtomParser(); |
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311 if ( !$parser->parse() ) |
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312 $this->client_error(); |
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313 |
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314 $entry = array_pop($parser->feed->entries); |
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315 |
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316 $publish = ! ( isset( $entry->draft ) && 'yes' == trim( $entry->draft ) ); |
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317 $cap = ($publish) ? 'publish_posts' : 'edit_posts'; |
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318 |
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319 if ( !current_user_can($cap) ) |
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320 $this->auth_required(__('Sorry, you do not have the right to edit/publish new posts.')); |
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321 |
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322 $catnames = array(); |
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323 if ( !empty( $entry->categories ) ) { |
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324 foreach ( $entry->categories as $cat ) { |
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325 array_push($catnames, $cat["term"]); |
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326 } |
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327 } |
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328 |
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329 $wp_cats = get_categories(array('hide_empty' => false)); |
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330 |
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331 $post_category = array(); |
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332 |
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333 foreach ( $wp_cats as $cat ) { |
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334 if ( in_array($cat->name, $catnames) ) |
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335 array_push($post_category, $cat->term_id); |
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336 } |
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337 |
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338 $blog_ID = get_current_blog_id(); |
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339 $post_status = ($publish) ? 'publish' : 'draft'; |
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340 $post_author = (int) $user_ID; |
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341 |
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342 $post_title = ''; |
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343 $post_content = ''; |
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344 $post_excerpt = ''; |
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345 $pubtimes = ''; |
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346 |
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347 if ( isset( $entry->title ) && is_array( $entry->title ) && !empty( $entry->title[1] ) ) |
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348 $post_title = (string) $entry->title[1]; |
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349 if ( isset( $entry->content ) && is_array( $entry->content ) && !empty( $entry->content[1] ) ) |
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350 $post_content = (string) $entry->content[1]; |
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351 if ( isset( $entry->summary ) && is_array( $entry->summary ) && !empty( $entry->summary[1] ) ) |
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352 $post_excerpt = (string) $entry->summary[1]; |
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353 if ( !empty( $entry->published ) ) |
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354 $pubtimes = (string) $entry->published; |
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355 |
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356 $pubtimes = $this->get_publish_time( $pubtimes ); |
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357 |
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358 $post_date = $pubtimes[0]; |
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359 $post_date_gmt = $pubtimes[1]; |
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360 |
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361 if ( isset( $_SERVER['HTTP_SLUG'] ) ) |
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362 $post_name = $_SERVER['HTTP_SLUG']; |
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363 |
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364 $post_data = compact('blog_ID', 'post_author', 'post_date', 'post_date_gmt', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt', 'post_name'); |
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365 |
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366 $this->escape($post_data); |
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367 |
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368 $postID = wp_insert_post($post_data); |
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369 if ( is_wp_error( $postID ) ) |
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370 $this->internal_error($postID->get_error_message()); |
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371 |
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372 if ( !$postID ) |
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373 $this->internal_error(__('Sorry, your entry could not be posted. Something wrong happened.')); |
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374 |
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375 // getting warning here about unable to set headers |
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376 // because something in the cache is printing to the buffer |
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377 // could we clean up wp_set_post_categories or cache to not print |
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378 // this could affect our ability to send back the right headers |
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379 @wp_set_post_categories($postID, $post_category); |
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380 |
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381 do_action( 'atompub_create_post', $postID, $entry ); |
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382 |
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383 $output = $this->get_entry($postID); |
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384 |
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385 $this->created($postID, $output); |
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386 } |
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387 |
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388 /** |
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389 * Retrieve post. |
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390 * |
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391 * @since 2.2.0 |
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392 * |
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393 * @param int $postID Post ID. |
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394 */ |
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395 function get_post($postID) { |
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396 global $entry; |
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397 |
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398 if ( ! get_post( $postID ) || ! current_user_can( 'edit_post', $postID ) ) |
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399 $this->auth_required( __( 'Sorry, you do not have the right to access this post.' ) ); |
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400 |
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401 $this->set_current_entry($postID); |
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402 $output = $this->get_entry($postID); |
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403 $this->output($output); |
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404 |
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405 } |
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406 |
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407 /** |
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408 * Update post. |
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409 * |
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410 * @since 2.2.0 |
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411 * |
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412 * @param int $postID Post ID. |
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413 */ |
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414 function put_post($postID) { |
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415 // checked for valid content-types (atom+xml) |
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416 // quick check and exit |
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417 $this->get_accepted_content_type($this->atom_content_types); |
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418 |
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419 $parser = new AtomParser(); |
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420 if ( !$parser->parse() ) |
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421 $this->bad_request(); |
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422 |
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423 $parsed = array_pop($parser->feed->entries); |
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424 |
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425 // check for not found |
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426 global $entry; |
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427 $this->set_current_entry($postID); |
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428 |
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429 if ( !current_user_can('edit_post', $postID) ) |
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430 $this->auth_required(__('Sorry, you do not have the right to edit this post.')); |
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431 |
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432 $publish = ! ( isset($parsed->draft) && 'yes' == trim($parsed->draft) ); |
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433 |
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434 if ( $publish && ! current_user_can( 'publish_posts' ) ) |
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435 $this->auth_required( __( 'Sorry, you do not have the right to publish this post.' ) ); |
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436 |
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437 $post_status = ($publish) ? 'publish' : 'draft'; |
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438 |
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439 extract($entry); |
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440 |
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441 $post_title = $parsed->title[1]; |
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442 $post_content = $parsed->content[1]; |
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443 $post_excerpt = $parsed->summary[1]; |
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444 $pubtimes = $this->get_publish_time($entry->published); |
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445 $post_date = $pubtimes[0]; |
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446 $post_date_gmt = $pubtimes[1]; |
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447 $pubtimes = $this->get_publish_time($parsed->updated); |
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448 $post_modified = $pubtimes[0]; |
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449 $post_modified_gmt = $pubtimes[1]; |
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450 |
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451 $postdata = compact('ID', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt', 'post_date', 'post_date_gmt', 'post_modified', 'post_modified_gmt'); |
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452 $this->escape($postdata); |
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453 |
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454 $result = wp_update_post($postdata); |
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455 |
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456 if ( !$result ) |
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457 $this->internal_error(__('For some strange yet very annoying reason, this post could not be edited.')); |
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458 |
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459 do_action( 'atompub_put_post', $ID, $parsed ); |
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460 |
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461 $this->ok(); |
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462 } |
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463 |
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464 /** |
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465 * Remove post. |
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466 * |
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467 * @since 2.2.0 |
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468 * |
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469 * @param int $postID Post ID. |
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470 */ |
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471 function delete_post($postID) { |
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472 |
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473 // check for not found |
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474 global $entry; |
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475 $this->set_current_entry($postID); |
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476 |
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477 if ( !current_user_can('delete_post', $postID) ) |
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478 $this->auth_required(__('Sorry, you do not have the right to delete this post.')); |
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479 |
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480 if ( $entry['post_type'] == 'attachment' ) { |
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481 $this->delete_attachment($postID); |
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482 } else { |
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483 $result = wp_delete_post($postID); |
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484 |
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485 if ( !$result ) { |
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486 $this->internal_error(__('For some strange yet very annoying reason, this post could not be deleted.')); |
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487 } |
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488 |
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489 $this->ok(); |
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490 } |
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491 |
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492 } |
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493 |
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494 /** |
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495 * Retrieve attachment. |
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496 * |
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497 * @since 2.2.0 |
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498 * |
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499 * @param int $postID Optional. Post ID. |
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500 */ |
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501 function get_attachment($postID = null) { |
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502 if ( !current_user_can( 'upload_files' ) ) |
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503 $this->auth_required( __( 'You do not have permission to upload files.' ) ); |
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504 |
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505 if ( !isset($postID) ) { |
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506 $this->get_attachments(); |
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507 } else { |
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508 if ( ! current_user_can( 'edit_post', $postID ) ) |
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509 $this->auth_required( __( 'Sorry, you do not have the right to edit this post.' ) ); |
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510 |
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511 $this->set_current_entry($postID); |
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512 $output = $this->get_entry($postID, 'attachment'); |
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513 $this->output($output); |
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514 } |
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515 } |
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516 |
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517 /** |
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518 * Create new attachment. |
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519 * |
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520 * @since 2.2.0 |
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521 */ |
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522 function create_attachment() { |
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523 |
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524 $type = $this->get_accepted_content_type(); |
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525 |
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526 if ( !current_user_can('upload_files') ) |
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527 $this->auth_required( __( 'You do not have permission to upload files.' ) ); |
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528 |
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529 $fp = fopen("php://input", "rb"); |
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530 $bits = null; |
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531 while ( !feof($fp) ) { |
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532 $bits .= fread($fp, 4096); |
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533 } |
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534 fclose($fp); |
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535 |
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536 $slug = ''; |
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537 if ( isset( $_SERVER['HTTP_SLUG'] ) ) |
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538 $slug = $_SERVER['HTTP_SLUG']; |
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539 elseif ( isset( $_SERVER['HTTP_TITLE'] ) ) |
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540 $slug = $_SERVER['HTTP_TITLE']; |
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541 elseif ( empty( $slug ) ) // just make a random name |
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542 $slug = substr( md5( uniqid( microtime() ) ), 0, 7); |
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543 $ext = preg_replace( '|.*/([a-z0-9]+)|', '$1', $_SERVER['CONTENT_TYPE'] ); |
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544 $slug = sanitize_file_name( "$slug.$ext" ); |
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545 $file = wp_upload_bits( $slug, null, $bits); |
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546 |
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547 $url = $file['url']; |
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548 $file = $file['file']; |
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549 |
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550 do_action('wp_create_file_in_uploads', $file); // replicate |
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551 |
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552 // Construct the attachment array |
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553 $attachment = array( |
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554 'post_title' => $slug, |
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555 'post_content' => $slug, |
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556 'post_status' => 'attachment', |
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557 'post_parent' => 0, |
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558 'post_mime_type' => $type, |
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559 'guid' => $url |
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560 ); |
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561 |
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562 // Save the data |
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563 $postID = wp_insert_attachment($attachment, $file); |
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564 |
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565 if (!$postID) |
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566 $this->internal_error(__('Sorry, your entry could not be posted. Something wrong happened.')); |
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567 |
|
568 $output = $this->get_entry($postID, 'attachment'); |
|
569 |
|
570 $this->created($postID, $output, 'attachment'); |
|
571 } |
|
572 |
|
573 /** |
|
574 * Update attachment. |
|
575 * |
|
576 * @since 2.2.0 |
|
577 * |
|
578 * @param int $postID Post ID. |
|
579 */ |
|
580 function put_attachment($postID) { |
|
581 // checked for valid content-types (atom+xml) |
|
582 // quick check and exit |
|
583 $this->get_accepted_content_type($this->atom_content_types); |
|
584 |
|
585 $parser = new AtomParser(); |
|
586 if (!$parser->parse()) { |
|
587 $this->bad_request(); |
|
588 } |
|
589 |
|
590 $parsed = array_pop($parser->feed->entries); |
|
591 |
|
592 // check for not found |
|
593 global $entry; |
|
594 $this->set_current_entry($postID); |
|
595 |
|
596 if ( !current_user_can('edit_post', $entry['ID']) || 'attachment' != $entry['post_type'] ) |
|
597 $this->auth_required(__('Sorry, you do not have the right to edit this post.')); |
|
598 |
|
599 extract($entry); |
|
600 |
|
601 $post_title = $parsed->title[1]; |
|
602 $post_content = $parsed->summary[1]; |
|
603 $pubtimes = $this->get_publish_time($parsed->updated); |
|
604 $post_modified = $pubtimes[0]; |
|
605 $post_modified_gmt = $pubtimes[1]; |
|
606 |
|
607 $postdata = compact('ID', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt', 'post_modified', 'post_modified_gmt'); |
|
608 $this->escape($postdata); |
|
609 |
|
610 $result = wp_update_post($postdata); |
|
611 |
|
612 if ( !$result ) |
|
613 $this->internal_error(__('For some strange yet very annoying reason, this post could not be edited.')); |
|
614 |
|
615 $this->ok(); |
|
616 } |
|
617 |
|
618 /** |
|
619 * Remove attachment. |
|
620 * |
|
621 * @since 2.2.0 |
|
622 * |
|
623 * @param int $postID Post ID. |
|
624 */ |
|
625 function delete_attachment($postID) { |
|
626 |
|
627 // check for not found |
|
628 global $entry; |
|
629 $this->set_current_entry($postID); |
|
630 |
|
631 if ( !current_user_can('delete_post', $postID) ) |
|
632 $this->auth_required(__('Sorry, you do not have the right to delete this post.')); |
|
633 |
|
634 $location = get_post_meta($entry['ID'], '_wp_attached_file', true); |
|
635 $filetype = wp_check_filetype($location); |
|
636 |
|
637 if ( !isset($location) || 'attachment' != $entry['post_type'] || empty($filetype['ext']) ) |
|
638 $this->internal_error(__('Error occurred while accessing post metadata for file location.')); |
|
639 |
|
640 // delete attachment |
|
641 $result = wp_delete_attachment($postID); |
|
642 |
|
643 if ( !$result ) |
|
644 $this->internal_error(__('For some strange yet very annoying reason, this post could not be deleted.')); |
|
645 |
|
646 $this->ok(); |
|
647 } |
|
648 |
|
649 /** |
|
650 * Retrieve attachment from post. |
|
651 * |
|
652 * @since 2.2.0 |
|
653 * |
|
654 * @param int $postID Post ID. |
|
655 */ |
|
656 function get_file($postID) { |
|
657 |
|
658 // check for not found |
|
659 global $entry; |
|
660 $this->set_current_entry($postID); |
|
661 |
|
662 // then whether user can edit the specific post |
|
663 if ( !current_user_can('edit_post', $postID) ) |
|
664 $this->auth_required(__('Sorry, you do not have the right to edit this post.')); |
|
665 |
|
666 $location = get_post_meta($entry['ID'], '_wp_attached_file', true); |
|
667 $location = get_option ('upload_path') . '/' . $location; |
|
668 $filetype = wp_check_filetype($location); |
|
669 |
|
670 if ( !isset($location) || 'attachment' != $entry['post_type'] || empty($filetype['ext']) ) |
|
671 $this->internal_error(__('Error occurred while accessing post metadata for file location.')); |
|
672 |
|
673 status_header('200'); |
|
674 header('Content-Type: ' . $entry['post_mime_type']); |
|
675 header('Connection: close'); |
|
676 |
|
677 if ( $fp = fopen($location, "rb") ) { |
|
678 status_header('200'); |
|
679 header('Content-Type: ' . $entry['post_mime_type']); |
|
680 header('Connection: close'); |
|
681 |
|
682 while ( !feof($fp) ) { |
|
683 echo fread($fp, 4096); |
|
684 } |
|
685 |
|
686 fclose($fp); |
|
687 } else { |
|
688 status_header ('404'); |
|
689 } |
|
690 |
|
691 wp_die(); |
|
692 } |
|
693 |
|
694 /** |
|
695 * Upload file to blog and add attachment to post. |
|
696 * |
|
697 * @since 2.2.0 |
|
698 * |
|
699 * @param int $postID Post ID. |
|
700 */ |
|
701 function put_file($postID) { |
|
702 |
|
703 // first check if user can upload |
|
704 if ( !current_user_can('upload_files') ) |
|
705 $this->auth_required(__('You do not have permission to upload files.')); |
|
706 |
|
707 // check for not found |
|
708 global $entry; |
|
709 $this->set_current_entry($postID); |
|
710 |
|
711 // then whether user can edit the specific post |
|
712 if ( !current_user_can('edit_post', $postID) ) |
|
713 $this->auth_required(__('Sorry, you do not have the right to edit this post.')); |
|
714 |
|
715 $upload_dir = wp_upload_dir( ); |
|
716 $location = get_post_meta($entry['ID'], '_wp_attached_file', true); |
|
717 $filetype = wp_check_filetype($location); |
|
718 |
|
719 $location = "{$upload_dir['basedir']}/{$location}"; |
|
720 |
|
721 if (!isset($location) || 'attachment' != $entry['post_type'] || empty($filetype['ext'])) |
|
722 $this->internal_error(__('Error occurred while accessing post metadata for file location.')); |
|
723 |
|
724 $fp = fopen("php://input", "rb"); |
|
725 $localfp = fopen($location, "w+"); |
|
726 while ( !feof($fp) ) { |
|
727 fwrite($localfp,fread($fp, 4096)); |
|
728 } |
|
729 fclose($fp); |
|
730 fclose($localfp); |
|
731 |
|
732 $ID = $entry['ID']; |
|
733 $pubtimes = $this->get_publish_time($entry->published); |
|
734 $post_date = $pubtimes[0]; |
|
735 $post_date_gmt = $pubtimes[1]; |
|
736 $pubtimes = $this->get_publish_time($parsed->updated); |
|
737 $post_modified = $pubtimes[0]; |
|
738 $post_modified_gmt = $pubtimes[1]; |
|
739 |
|
740 $post_data = compact('ID', 'post_date', 'post_date_gmt', 'post_modified', 'post_modified_gmt'); |
|
741 $result = wp_update_post($post_data); |
|
742 |
|
743 if ( !$result ) |
|
744 $this->internal_error(__('Sorry, your entry could not be posted. Something wrong happened.')); |
|
745 |
|
746 wp_update_attachment_metadata( $postID, wp_generate_attachment_metadata( $postID, $location ) ); |
|
747 |
|
748 $this->ok(); |
|
749 } |
|
750 |
|
751 /** |
|
752 * Retrieve entries URL. |
|
753 * |
|
754 * @since 2.2.0 |
|
755 * |
|
756 * @param int $page Page ID. |
|
757 * @return string |
|
758 */ |
|
759 function get_entries_url($page = null) { |
|
760 if ( isset($GLOBALS['post_type']) && ( $GLOBALS['post_type'] == 'attachment' ) ) |
|
761 $path = $this->MEDIA_PATH; |
|
762 else |
|
763 $path = $this->ENTRIES_PATH; |
|
764 $url = $this->app_base . $path; |
|
765 if ( isset($page) && is_int($page) ) |
|
766 $url .= "/$page"; |
|
767 return $url; |
|
768 } |
|
769 |
|
770 /** |
|
771 * Display entries URL. |
|
772 * |
|
773 * @since 2.2.0 |
|
774 * |
|
775 * @param int $page Page ID. |
|
776 */ |
|
777 function the_entries_url($page = null) { |
|
778 echo $this->get_entries_url($page); |
|
779 } |
|
780 |
|
781 /** |
|
782 * Retrieve categories URL. |
|
783 * |
|
784 * @since 2.2.0 |
|
785 * |
|
786 * @param mixed $deprecated Not used. |
|
787 * @return string |
|
788 */ |
|
789 function get_categories_url($deprecated = '') { |
|
790 if ( !empty( $deprecated ) ) |
|
791 _deprecated_argument( __FUNCTION__, '2.5' ); |
|
792 return $this->app_base . $this->CATEGORIES_PATH; |
|
793 } |
|
794 |
|
795 /** |
|
796 * Display category URL. |
|
797 * |
|
798 * @since 2.2.0 |
|
799 */ |
|
800 function the_categories_url() { |
|
801 echo $this->get_categories_url(); |
|
802 } |
|
803 |
|
804 /** |
|
805 * Retrieve attachment URL. |
|
806 * |
|
807 * @since 2.2.0 |
|
808 * |
|
809 * @param int $page Page ID. |
|
810 * @return string |
|
811 */ |
|
812 function get_attachments_url($page = null) { |
|
813 $url = $this->app_base . $this->MEDIA_PATH; |
|
814 if (isset($page) && is_int($page)) { |
|
815 $url .= "/$page"; |
|
816 } |
|
817 return $url; |
|
818 } |
|
819 |
|
820 /** |
|
821 * Display attachment URL. |
|
822 * |
|
823 * @since 2.2.0 |
|
824 * |
|
825 * @param int $page Page ID. |
|
826 */ |
|
827 function the_attachments_url($page = null) { |
|
828 echo $this->get_attachments_url($page); |
|
829 } |
|
830 |
|
831 /** |
|
832 * Retrieve service URL. |
|
833 * |
|
834 * @since 2.3.0 |
|
835 * |
|
836 * @return string |
|
837 */ |
|
838 function get_service_url() { |
|
839 return $this->app_base . $this->SERVICE_PATH; |
|
840 } |
|
841 |
|
842 /** |
|
843 * Retrieve entry URL. |
|
844 * |
|
845 * @since 2.7.0 |
|
846 * |
|
847 * @param int $postID Post ID. |
|
848 * @return string |
|
849 */ |
|
850 function get_entry_url($postID = null) { |
|
851 if (!isset($postID)) { |
|
852 global $post; |
|
853 $postID = (int) $post->ID; |
|
854 } |
|
855 |
|
856 $url = $this->app_base . $this->ENTRY_PATH . "/$postID"; |
|
857 |
|
858 return $url; |
|
859 } |
|
860 |
|
861 /** |
|
862 * Display entry URL. |
|
863 * |
|
864 * @since 2.7.0 |
|
865 * |
|
866 * @param int $postID Post ID. |
|
867 */ |
|
868 function the_entry_url($postID = null) { |
|
869 echo $this->get_entry_url($postID); |
|
870 } |
|
871 |
|
872 /** |
|
873 * Retrieve media URL. |
|
874 * |
|
875 * @since 2.2.0 |
|
876 * |
|
877 * @param int $postID Post ID. |
|
878 * @return string |
|
879 */ |
|
880 function get_media_url($postID = null) { |
|
881 if (!isset($postID)) { |
|
882 global $post; |
|
883 $postID = (int) $post->ID; |
|
884 } |
|
885 |
|
886 $url = $this->app_base . $this->MEDIA_SINGLE_PATH ."/file/$postID"; |
|
887 |
|
888 return $url; |
|
889 } |
|
890 |
|
891 /** |
|
892 * Display the media URL. |
|
893 * |
|
894 * @since 2.2.0 |
|
895 * |
|
896 * @param int $postID Post ID. |
|
897 */ |
|
898 function the_media_url($postID = null) { |
|
899 echo $this->get_media_url($postID); |
|
900 } |
|
901 |
|
902 /** |
|
903 * Set the current entry to post ID. |
|
904 * |
|
905 * @since 2.2.0 |
|
906 * |
|
907 * @param int $postID Post ID. |
|
908 */ |
|
909 function set_current_entry($postID) { |
|
910 global $entry; |
|
911 |
|
912 if (!isset($postID)) { |
|
913 // $this->bad_request(); |
|
914 $this->not_found(); |
|
915 } |
|
916 |
|
917 $entry = wp_get_single_post($postID,ARRAY_A); |
|
918 |
|
919 if (!isset($entry) || !isset($entry['ID'])) |
|
920 $this->not_found(); |
|
921 |
|
922 return; |
|
923 } |
|
924 |
|
925 /** |
|
926 * Display posts XML. |
|
927 * |
|
928 * @since 2.2.0 |
|
929 * |
|
930 * @param int $page Optional. Page ID. |
|
931 * @param string $post_type Optional, default is 'post'. Post Type. |
|
932 */ |
|
933 function get_posts($page = 1, $post_type = 'post') { |
|
934 $feed = $this->get_feed($page, $post_type); |
|
935 $this->output($feed); |
|
936 } |
|
937 |
|
938 /** |
|
939 * Display attachment XML. |
|
940 * |
|
941 * @since 2.2.0 |
|
942 * |
|
943 * @param int $page Page ID. |
|
944 * @param string $post_type Optional, default is 'attachment'. Post type. |
|
945 */ |
|
946 function get_attachments($page = 1, $post_type = 'attachment') { |
|
947 $GLOBALS['post_type'] = $post_type; |
|
948 $feed = $this->get_feed($page, $post_type); |
|
949 $this->output($feed); |
|
950 } |
|
951 |
|
952 /** |
|
953 * Retrieve feed XML. |
|
954 * |
|
955 * @since 2.2.0 |
|
956 * |
|
957 * @param int $page Page ID. |
|
958 * @param string $post_type Optional, default is post. Post type. |
|
959 * @return string |
|
960 */ |
|
961 function get_feed($page = 1, $post_type = 'post') { |
|
962 global $post, $wp, $wp_query, $posts, $wpdb, $blog_id; |
|
963 ob_start(); |
|
964 |
|
965 $this->ENTRY_PATH = $post_type; |
|
966 |
|
967 if (!isset($page)) { |
|
968 $page = 1; |
|
969 } |
|
970 $page = (int) $page; |
|
971 |
|
972 $count = get_option('posts_per_rss'); |
|
973 |
|
974 wp('posts_per_page=' . $count . '&offset=' . ($count * ($page-1)) . '&orderby=modified&perm=readable'); |
|
975 |
|
976 $post = $GLOBALS['post']; |
|
977 $posts = $GLOBALS['posts']; |
|
978 $wp = $GLOBALS['wp']; |
|
979 $wp_query = $GLOBALS['wp_query']; |
|
980 $wpdb = $GLOBALS['wpdb']; |
|
981 $blog_id = (int) $GLOBALS['blog_id']; |
|
982 |
|
983 $last_page = $wp_query->max_num_pages; |
|
984 $next_page = (($page + 1) > $last_page) ? null : $page + 1; |
|
985 $prev_page = ($page - 1) < 1 ? null : $page - 1; |
|
986 $last_page = ((int)$last_page == 1 || (int)$last_page == 0) ? null : (int) $last_page; |
|
987 $self_page = $page > 1 ? $page : null; |
|
988 ?><feed xmlns="<?php echo $this->ATOM_NS ?>" xmlns:app="<?php echo $this->ATOMPUB_NS ?>" xml:lang="<?php bloginfo_rss( 'language' ); ?>" <?php do_action('app_ns'); ?> > |
|
989 <id><?php $this->the_entries_url() ?></id> |
|
990 <updated><?php echo mysql2date('Y-m-d\TH:i:s\Z', get_lastpostmodified('GMT'), false); ?></updated> |
|
991 <title type="text"><?php bloginfo_rss('name') ?></title> |
|
992 <subtitle type="text"><?php bloginfo_rss("description") ?></subtitle> |
|
993 <link rel="first" type="<?php echo $this->ATOM_CONTENT_TYPE ?>" href="<?php $this->the_entries_url() ?>" /> |
|
994 <?php if (isset($prev_page)): ?> |
|
995 <link rel="previous" type="<?php echo $this->ATOM_CONTENT_TYPE ?>" href="<?php $this->the_entries_url($prev_page) ?>" /> |
|
996 <?php endif; ?> |
|
997 <?php if (isset($next_page)): ?> |
|
998 <link rel="next" type="<?php echo $this->ATOM_CONTENT_TYPE ?>" href="<?php $this->the_entries_url($next_page) ?>" /> |
|
999 <?php endif; ?> |
|
1000 <link rel="last" type="<?php echo $this->ATOM_CONTENT_TYPE ?>" href="<?php $this->the_entries_url($last_page) ?>" /> |
|
1001 <link rel="self" type="<?php echo $this->ATOM_CONTENT_TYPE ?>" href="<?php $this->the_entries_url($self_page) ?>" /> |
|
1002 <rights type="text">Copyright <?php echo date('Y'); ?></rights> |
|
1003 <?php do_action('app_head'); ?> |
|
1004 <?php if ( have_posts() ) { |
|
1005 while ( have_posts() ) { |
|
1006 the_post(); |
|
1007 $this->echo_entry(); |
|
1008 } |
|
1009 } |
|
1010 ?></feed> |
|
1011 <?php |
|
1012 $feed = ob_get_contents(); |
|
1013 ob_end_clean(); |
|
1014 return $feed; |
|
1015 } |
|
1016 |
|
1017 /** |
|
1018 * Display entry XML. |
|
1019 * |
|
1020 * @since 2.2.0 |
|
1021 * |
|
1022 * @param int $postID Post ID. |
|
1023 * @param string $post_type Optional, default is post. Post type. |
|
1024 * @return string. |
|
1025 */ |
|
1026 function get_entry($postID, $post_type = 'post') { |
|
1027 ob_start(); |
|
1028 switch($post_type) { |
|
1029 case 'post': |
|
1030 $varname = 'p'; |
|
1031 break; |
|
1032 case 'attachment': |
|
1033 $this->ENTRY_PATH = 'attachment'; |
|
1034 $varname = 'attachment_id'; |
|
1035 break; |
|
1036 } |
|
1037 query_posts($varname . '=' . $postID); |
|
1038 if ( have_posts() ) { |
|
1039 while ( have_posts() ) { |
|
1040 the_post(); |
|
1041 $this->echo_entry(); |
|
1042 $entry = ob_get_contents(); |
|
1043 break; |
|
1044 } |
|
1045 } |
|
1046 ob_end_clean(); |
|
1047 |
|
1048 return $entry; |
|
1049 } |
|
1050 |
|
1051 /** |
|
1052 * Display post content XML. |
|
1053 * |
|
1054 * @since 2.3.0 |
|
1055 */ |
|
1056 function echo_entry() { ?> |
|
1057 <entry xmlns="<?php echo $this->ATOM_NS ?>" |
|
1058 xmlns:app="<?php echo $this->ATOMPUB_NS ?>" xml:lang="<?php bloginfo_rss( 'language' ); ?>"> |
|
1059 <id><?php the_guid( $GLOBALS['post']->ID ); ?></id> |
|
1060 <?php list($content_type, $content) = prep_atom_text_construct(get_the_title()); ?> |
|
1061 <title type="<?php echo $content_type ?>"><?php echo $content ?></title> |
|
1062 <updated><?php echo get_post_modified_time('Y-m-d\TH:i:s\Z', true); ?></updated> |
|
1063 <published><?php echo get_post_time('Y-m-d\TH:i:s\Z', true); ?></published> |
|
1064 <app:edited><?php echo get_post_modified_time('Y-m-d\TH:i:s\Z', true); ?></app:edited> |
|
1065 <app:control> |
|
1066 <app:draft><?php echo ($GLOBALS['post']->post_status == 'draft' ? 'yes' : 'no') ?></app:draft> |
|
1067 </app:control> |
|
1068 <author> |
|
1069 <name><?php the_author()?></name> |
|
1070 <?php if ( get_the_author_meta('url') && get_the_author_meta('url') != 'http://' ) { ?> |
|
1071 <uri><?php the_author_meta('url') ?></uri> |
|
1072 <?php } ?> |
|
1073 </author> |
|
1074 <?php if ($GLOBALS['post']->post_type == 'attachment') { ?> |
|
1075 <link rel="edit-media" href="<?php $this->the_media_url() ?>" /> |
|
1076 <content type="<?php echo $GLOBALS['post']->post_mime_type ?>" src="<?php the_guid() ; ?>"/> |
|
1077 <?php } else { ?> |
|
1078 <link href="<?php the_permalink_rss() ?>" /> |
|
1079 <?php if ( strlen( $GLOBALS['post']->post_content ) ) : |
|
1080 list($content_type, $content) = prep_atom_text_construct(get_the_content()); ?> |
|
1081 <content type="<?php echo $content_type ?>"><?php echo $content ?></content> |
|
1082 <?php endif; ?> |
|
1083 <?php } ?> |
|
1084 <link rel="edit" href="<?php $this->the_entry_url() ?>" /> |
|
1085 <?php the_category_rss( 'atom' ); ?> |
|
1086 <?php list($content_type, $content) = prep_atom_text_construct(get_the_excerpt()); ?> |
|
1087 <summary type="<?php echo $content_type ?>"><?php echo $content ?></summary> |
|
1088 <?php do_action('app_entry'); ?> |
|
1089 </entry> |
|
1090 <?php } |
|
1091 |
|
1092 /** |
|
1093 * Set 'OK' (200) status header. |
|
1094 * |
|
1095 * @since 2.2.0 |
|
1096 */ |
|
1097 function ok() { |
|
1098 header('Content-Type: text/plain'); |
|
1099 status_header('200'); |
|
1100 wp_die(); |
|
1101 } |
|
1102 |
|
1103 /** |
|
1104 * Set 'No Content' (204) status header. |
|
1105 * |
|
1106 * @since 2.2.0 |
|
1107 */ |
|
1108 function no_content() { |
|
1109 header('Content-Type: text/plain'); |
|
1110 status_header('204'); |
|
1111 echo "Moved to Trash."; |
|
1112 wp_die(); |
|
1113 } |
|
1114 |
|
1115 /** |
|
1116 * Display 'Internal Server Error' (500) status header. |
|
1117 * |
|
1118 * @since 2.2.0 |
|
1119 * |
|
1120 * @param string $msg Optional. Status string. |
|
1121 */ |
|
1122 function internal_error($msg = 'Internal Server Error') { |
|
1123 header('Content-Type: text/plain'); |
|
1124 status_header('500'); |
|
1125 echo $msg; |
|
1126 wp_die(); |
|
1127 } |
|
1128 |
|
1129 /** |
|
1130 * Set 'Bad Request' (400) status header. |
|
1131 * |
|
1132 * @since 2.2.0 |
|
1133 */ |
|
1134 function bad_request() { |
|
1135 header('Content-Type: text/plain'); |
|
1136 status_header('400'); |
|
1137 wp_die(); |
|
1138 } |
|
1139 |
|
1140 /** |
|
1141 * Set 'Length Required' (411) status header. |
|
1142 * |
|
1143 * @since 2.2.0 |
|
1144 */ |
|
1145 function length_required() { |
|
1146 header("HTTP/1.1 411 Length Required"); |
|
1147 header('Content-Type: text/plain'); |
|
1148 status_header('411'); |
|
1149 wp_die(); |
|
1150 } |
|
1151 |
|
1152 /** |
|
1153 * Set 'Unsupported Media Type' (415) status header. |
|
1154 * |
|
1155 * @since 2.2.0 |
|
1156 */ |
|
1157 function invalid_media() { |
|
1158 header("HTTP/1.1 415 Unsupported Media Type"); |
|
1159 header('Content-Type: text/plain'); |
|
1160 wp_die(); |
|
1161 } |
|
1162 |
|
1163 /** |
|
1164 * Set 'Forbidden' (403) status header. |
|
1165 * |
|
1166 * @since 2.6.0 |
|
1167 */ |
|
1168 function forbidden($reason='') { |
|
1169 header('Content-Type: text/plain'); |
|
1170 status_header('403'); |
|
1171 echo $reason; |
|
1172 wp_die(); |
|
1173 } |
|
1174 |
|
1175 /** |
|
1176 * Set 'Not Found' (404) status header. |
|
1177 * |
|
1178 * @since 2.2.0 |
|
1179 */ |
|
1180 function not_found() { |
|
1181 header('Content-Type: text/plain'); |
|
1182 status_header('404'); |
|
1183 wp_die(); |
|
1184 } |
|
1185 |
|
1186 /** |
|
1187 * Set 'Not Allowed' (405) status header. |
|
1188 * |
|
1189 * @since 2.2.0 |
|
1190 */ |
|
1191 function not_allowed($allow) { |
|
1192 header('Allow: ' . join(',', $allow)); |
|
1193 status_header('405'); |
|
1194 wp_die(); |
|
1195 } |
|
1196 |
|
1197 /** |
|
1198 * Display Redirect (302) content and set status headers. |
|
1199 * |
|
1200 * @since 2.3.0 |
|
1201 */ |
|
1202 function redirect($url) { |
|
1203 $escaped_url = esc_attr($url); |
|
1204 $content = <<<EOD |
|
1205 <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN"> |
|
1206 <html> |
|
1207 <head> |
|
1208 <title>302 Found</title> |
|
1209 </head> |
|
1210 <body> |
|
1211 <h1>Found</h1> |
|
1212 <p>The document has moved <a href="$escaped_url">here</a>.</p> |
|
1213 </body> |
|
1214 </html> |
|
1215 |
|
1216 EOD; |
|
1217 header('HTTP/1.1 302 Moved'); |
|
1218 header('Content-Type: text/html'); |
|
1219 header('Location: ' . $url); |
|
1220 echo $content; |
|
1221 wp_die(); |
|
1222 |
|
1223 } |
|
1224 |
|
1225 /** |
|
1226 * Set 'Client Error' (400) status header. |
|
1227 * |
|
1228 * @since 2.2.0 |
|
1229 */ |
|
1230 function client_error($msg = 'Client Error') { |
|
1231 header('Content-Type: text/plain'); |
|
1232 status_header('400'); |
|
1233 wp_die(); |
|
1234 } |
|
1235 |
|
1236 /** |
|
1237 * Set created status headers (201). |
|
1238 * |
|
1239 * Sets the 'content-type', 'content-location', and 'location'. |
|
1240 * |
|
1241 * @since 2.2.0 |
|
1242 */ |
|
1243 function created($post_ID, $content, $post_type = 'post') { |
|
1244 $edit = $this->get_entry_url($post_ID); |
|
1245 switch($post_type) { |
|
1246 case 'post': |
|
1247 $ctloc = $this->get_entry_url($post_ID); |
|
1248 break; |
|
1249 case 'attachment': |
|
1250 $edit = $this->app_base . "attachments/$post_ID"; |
|
1251 break; |
|
1252 } |
|
1253 header("Content-Type: $this->ATOM_CONTENT_TYPE"); |
|
1254 if (isset($ctloc)) |
|
1255 header('Content-Location: ' . $ctloc); |
|
1256 header('Location: ' . $edit); |
|
1257 status_header('201'); |
|
1258 echo $content; |
|
1259 wp_die(); |
|
1260 } |
|
1261 |
|
1262 /** |
|
1263 * Set 'Auth Required' (401) headers. |
|
1264 * |
|
1265 * @since 2.2.0 |
|
1266 * |
|
1267 * @param string $msg Status header content and HTML content. |
|
1268 */ |
|
1269 function auth_required($msg) { |
|
1270 nocache_headers(); |
|
1271 header('WWW-Authenticate: Basic realm="WordPress Atom Protocol"'); |
|
1272 header("HTTP/1.1 401 $msg"); |
|
1273 header('Status: 401 ' . $msg); |
|
1274 header('Content-Type: text/html'); |
|
1275 $content = <<<EOD |
|
1276 <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN"> |
|
1277 <html> |
|
1278 <head> |
|
1279 <title>401 Unauthorized</title> |
|
1280 </head> |
|
1281 <body> |
|
1282 <h1>401 Unauthorized</h1> |
|
1283 <p>$msg</p> |
|
1284 </body> |
|
1285 </html> |
|
1286 |
|
1287 EOD; |
|
1288 echo $content; |
|
1289 wp_die(); |
|
1290 } |
|
1291 |
|
1292 /** |
|
1293 * Display XML and set headers with content type. |
|
1294 * |
|
1295 * @since 2.2.0 |
|
1296 * |
|
1297 * @param string $xml Display feed content. |
|
1298 * @param string $ctype Optional, default is 'atom+xml'. Feed content type. |
|
1299 */ |
|
1300 function output($xml, $ctype = 'application/atom+xml') { |
|
1301 status_header('200'); |
|
1302 $xml = '<?xml version="1.0" encoding="' . strtolower(get_option('blog_charset')) . '"?>'."\n".$xml; |
|
1303 header('Connection: close'); |
|
1304 header('Content-Length: '. strlen($xml)); |
|
1305 header('Content-Type: ' . $ctype); |
|
1306 header('Content-Disposition: attachment; filename=atom.xml'); |
|
1307 header('Date: '. date('r')); |
|
1308 if ($this->do_output) |
|
1309 echo $xml; |
|
1310 wp_die(); |
|
1311 } |
|
1312 |
|
1313 /** |
|
1314 * Sanitize content for database usage. |
|
1315 * |
|
1316 * @since 2.2.0 |
|
1317 * |
|
1318 * @param array $array Sanitize array and multi-dimension array. |
|
1319 */ |
|
1320 function escape(&$array) { |
|
1321 global $wpdb; |
|
1322 |
|
1323 foreach ($array as $k => $v) { |
|
1324 if (is_array($v)) { |
|
1325 $this->escape($array[$k]); |
|
1326 } else if (is_object($v)) { |
|
1327 //skip |
|
1328 } else { |
|
1329 $array[$k] = $wpdb->escape($v); |
|
1330 } |
|
1331 } |
|
1332 } |
|
1333 |
|
1334 /** |
|
1335 * Access credential through various methods and perform login. |
|
1336 * |
|
1337 * @since 2.2.0 |
|
1338 * |
|
1339 * @return bool |
|
1340 */ |
|
1341 function authenticate() { |
|
1342 |
|
1343 // if using mod_rewrite/ENV hack |
|
1344 // http://www.besthostratings.com/articles/http-auth-php-cgi.html |
|
1345 if (isset($_SERVER['HTTP_AUTHORIZATION'])) { |
|
1346 list($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']) = |
|
1347 explode(':', base64_decode(substr($_SERVER['HTTP_AUTHORIZATION'], 6))); |
|
1348 } else if (isset($_SERVER['REDIRECT_REMOTE_USER'])) { |
|
1349 // Workaround for setups that do not forward HTTP_AUTHORIZATION |
|
1350 // See http://trac.wordpress.org/ticket/7361 |
|
1351 list($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']) = |
|
1352 explode(':', base64_decode(substr($_SERVER['REDIRECT_REMOTE_USER'], 6))); |
|
1353 } |
|
1354 |
|
1355 // If Basic Auth is working... |
|
1356 if (isset($_SERVER['PHP_AUTH_USER']) && isset($_SERVER['PHP_AUTH_PW'])) { |
|
1357 |
|
1358 $user = wp_authenticate($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']); |
|
1359 if ( $user && !is_wp_error($user) ) { |
|
1360 wp_set_current_user($user->ID); |
|
1361 return true; |
|
1362 } |
|
1363 } |
|
1364 |
|
1365 return false; |
|
1366 } |
|
1367 |
|
1368 /** |
|
1369 * Retrieve accepted content types. |
|
1370 * |
|
1371 * @since 2.2.0 |
|
1372 * |
|
1373 * @param array $types Optional. Content Types. |
|
1374 * @return string |
|
1375 */ |
|
1376 function get_accepted_content_type($types = null) { |
|
1377 |
|
1378 if (!isset($types)) { |
|
1379 $types = $this->media_content_types; |
|
1380 } |
|
1381 |
|
1382 if (!isset($_SERVER['CONTENT_LENGTH']) || !isset($_SERVER['CONTENT_TYPE'])) { |
|
1383 $this->length_required(); |
|
1384 } |
|
1385 |
|
1386 $type = $_SERVER['CONTENT_TYPE']; |
|
1387 list($type,$subtype) = explode('/',$type); |
|
1388 list($subtype) = explode(";",$subtype); // strip MIME parameters |
|
1389 |
|
1390 foreach($types as $t) { |
|
1391 list($acceptedType,$acceptedSubtype) = explode('/',$t); |
|
1392 if ($acceptedType == '*' || $acceptedType == $type) { |
|
1393 if ($acceptedSubtype == '*' || $acceptedSubtype == $subtype) |
|
1394 return $type . "/" . $subtype; |
|
1395 } |
|
1396 } |
|
1397 |
|
1398 $this->invalid_media(); |
|
1399 } |
|
1400 |
|
1401 /** |
|
1402 * Process conditionals for posts. |
|
1403 * |
|
1404 * @since 2.2.0 |
|
1405 */ |
|
1406 function process_conditionals() { |
|
1407 |
|
1408 if (empty($this->params)) return; |
|
1409 if ($_SERVER['REQUEST_METHOD'] == 'DELETE') return; |
|
1410 |
|
1411 switch($this->params[0]) { |
|
1412 case $this->ENTRY_PATH: |
|
1413 global $post; |
|
1414 $post = wp_get_single_post($this->params[1]); |
|
1415 $wp_last_modified = get_post_modified_time('D, d M Y H:i:s', true); |
|
1416 $post = null; |
|
1417 break; |
|
1418 case $this->ENTRIES_PATH: |
|
1419 $wp_last_modified = mysql2date('D, d M Y H:i:s', get_lastpostmodified('GMT'), 0).' GMT'; |
|
1420 break; |
|
1421 default: |
|
1422 return; |
|
1423 } |
|
1424 $wp_etag = md5($wp_last_modified); |
|
1425 @header("Last-Modified: $wp_last_modified"); |
|
1426 @header("ETag: $wp_etag"); |
|
1427 |
|
1428 // Support for Conditional GET |
|
1429 if (isset($_SERVER['HTTP_IF_NONE_MATCH'])) |
|
1430 $client_etag = stripslashes($_SERVER['HTTP_IF_NONE_MATCH']); |
|
1431 else |
|
1432 $client_etag = false; |
|
1433 |
|
1434 $client_last_modified = trim( $_SERVER['HTTP_IF_MODIFIED_SINCE']); |
|
1435 // If string is empty, return 0. If not, attempt to parse into a timestamp |
|
1436 $client_modified_timestamp = $client_last_modified ? strtotime($client_last_modified) : 0; |
|
1437 |
|
1438 // Make a timestamp for our most recent modification... |
|
1439 $wp_modified_timestamp = strtotime($wp_last_modified); |
|
1440 |
|
1441 if ( ($client_last_modified && $client_etag) ? |
|
1442 (($client_modified_timestamp >= $wp_modified_timestamp) && ($client_etag == $wp_etag)) : |
|
1443 (($client_modified_timestamp >= $wp_modified_timestamp) || ($client_etag == $wp_etag)) ) { |
|
1444 status_header( 304 ); |
|
1445 wp_die(); |
|
1446 } |
|
1447 } |
|
1448 |
|
1449 /** |
|
1450 * Convert RFC3339 time string to timestamp. |
|
1451 * |
|
1452 * @since 2.3.0 |
|
1453 * |
|
1454 * @param string $str String to time. |
|
1455 * @return bool|int false if format is incorrect. |
|
1456 */ |
|
1457 function rfc3339_str2time($str) { |
|
1458 |
|
1459 $match = false; |
|
1460 if (!preg_match("/(\d{4}-\d{2}-\d{2})T(\d{2}\:\d{2}\:\d{2})\.?\d{0,3}(Z|[+-]+\d{2}\:\d{2})/", $str, $match)) |
|
1461 return false; |
|
1462 |
|
1463 if ($match[3] == 'Z') |
|
1464 $match[3] = '+0000'; |
|
1465 |
|
1466 return strtotime($match[1] . " " . $match[2] . " " . $match[3]); |
|
1467 } |
|
1468 |
|
1469 /** |
|
1470 * Retrieve published time to display in XML. |
|
1471 * |
|
1472 * @since 2.3.0 |
|
1473 * |
|
1474 * @param string $published Time string. |
|
1475 * @return string |
|
1476 */ |
|
1477 function get_publish_time($published) { |
|
1478 |
|
1479 $pubtime = $this->rfc3339_str2time($published); |
|
1480 |
|
1481 if (!$pubtime) { |
|
1482 return array(current_time('mysql'),current_time('mysql',1)); |
|
1483 } else { |
|
1484 return array(date("Y-m-d H:i:s", $pubtime), gmdate("Y-m-d H:i:s", $pubtime)); |
|
1485 } |
|
1486 } |
|
1487 |
|
1488 } |