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1 <?php |
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2 /** |
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3 * WordPress Plugin Install Administration API |
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4 * |
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5 * @package WordPress |
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6 * @subpackage Administration |
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7 */ |
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8 |
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9 /** |
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10 * Retrieve plugin installer pages from WordPress Plugins API. |
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11 * |
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12 * It is possible for a plugin to override the Plugin API result with three |
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13 * filters. Assume this is for plugins, which can extend on the Plugin Info to |
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14 * offer more choices. This is very powerful and must be used with care, when |
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15 * overriding the filters. |
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16 * |
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17 * The first filter, 'plugins_api_args', is for the args and gives the action as |
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18 * the second parameter. The hook for 'plugins_api_args' must ensure that an |
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19 * object is returned. |
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20 * |
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21 * The second filter, 'plugins_api', is the result that would be returned. |
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22 * |
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23 * @since 2.7.0 |
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24 * |
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25 * @param string $action |
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26 * @param array|object $args Optional. Arguments to serialize for the Plugin Info API. |
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27 * @return object plugins_api response object on success, WP_Error on failure. |
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28 */ |
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29 function plugins_api($action, $args = null) { |
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30 |
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31 if ( is_array($args) ) |
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32 $args = (object)$args; |
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33 |
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34 if ( !isset($args->per_page) ) |
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35 $args->per_page = 24; |
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36 |
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37 /** |
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38 * Override the Plugin Install API arguments. |
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39 * |
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40 * Please ensure that an object is returned. |
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41 * |
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42 * @since 2.7.0 |
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43 * |
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44 * @param object $args Plugin API arguments. |
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45 * @param string $action The type of information being requested from the Plugin Install API. |
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46 */ |
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47 $args = apply_filters( 'plugins_api_args', $args, $action ); |
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48 |
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49 /** |
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50 * Allows a plugin to override the WordPress.org Plugin Install API entirely. |
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51 * |
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52 * Please ensure that an object is returned. |
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53 * |
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54 * @since 2.7.0 |
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55 * |
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56 * @param bool|object The result object. Default is false. |
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57 * @param string $action The type of information being requested from the Plugin Install API. |
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58 * @param object $args Plugin API arguments. |
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59 */ |
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60 $res = apply_filters( 'plugins_api', false, $action, $args ); |
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61 |
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62 if ( false === $res ) { |
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63 $url = $http_url = 'http://api.wordpress.org/plugins/info/1.0/'; |
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64 if ( $ssl = wp_http_supports( array( 'ssl' ) ) ) |
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65 $url = set_url_scheme( $url, 'https' ); |
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66 |
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67 $args = array( |
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68 'timeout' => 15, |
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69 'body' => array( |
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70 'action' => $action, |
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71 'request' => serialize( $args ) |
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72 ) |
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73 ); |
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74 $request = wp_remote_post( $url, $args ); |
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75 |
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76 if ( $ssl && is_wp_error( $request ) ) { |
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77 trigger_error( __( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server’s configuration. If you continue to have problems, please try the <a href="http://wordpress.org/support/">support forums</a>.' ) . ' ' . '(WordPress could not establish a secure connection to WordPress.org. Please contact your server administrator.)', headers_sent() || WP_DEBUG ? E_USER_WARNING : E_USER_NOTICE ); |
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78 $request = wp_remote_post( $http_url, $args ); |
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79 } |
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80 |
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81 if ( is_wp_error($request) ) { |
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82 $res = new WP_Error('plugins_api_failed', __( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server’s configuration. If you continue to have problems, please try the <a href="http://wordpress.org/support/">support forums</a>.' ), $request->get_error_message() ); |
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83 } else { |
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84 $res = maybe_unserialize( wp_remote_retrieve_body( $request ) ); |
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85 if ( ! is_object( $res ) && ! is_array( $res ) ) |
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86 $res = new WP_Error('plugins_api_failed', __( 'An unexpected error occurred. Something may be wrong with WordPress.org or this server’s configuration. If you continue to have problems, please try the <a href="http://wordpress.org/support/">support forums</a>.' ), wp_remote_retrieve_body( $request ) ); |
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87 } |
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88 } elseif ( !is_wp_error($res) ) { |
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89 $res->external = true; |
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90 } |
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91 |
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92 /** |
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93 * Filter the Plugin Install API response results. |
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94 * |
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95 * @since 2.7.0 |
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96 * |
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97 * @param object|WP_Error $res Response object or WP_Error. |
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98 * @param string $action The type of information being requested from the Plugin Install API. |
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99 * @param object $args Plugin API arguments. |
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100 */ |
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101 return apply_filters( 'plugins_api_result', $res, $action, $args ); |
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102 } |
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103 |
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104 /** |
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105 * Retrieve popular WordPress plugin tags. |
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106 * |
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107 * @since 2.7.0 |
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108 * |
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109 * @param array $args |
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110 * @return array |
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111 */ |
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112 function install_popular_tags( $args = array() ) { |
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113 $key = md5(serialize($args)); |
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114 if ( false !== ($tags = get_site_transient('poptags_' . $key) ) ) |
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115 return $tags; |
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116 |
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117 $tags = plugins_api('hot_tags', $args); |
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118 |
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119 if ( is_wp_error($tags) ) |
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120 return $tags; |
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121 |
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122 set_site_transient( 'poptags_' . $key, $tags, 3 * HOUR_IN_SECONDS ); |
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123 |
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124 return $tags; |
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125 } |
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126 |
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127 function install_dashboard() { |
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128 ?> |
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129 <p><?php printf( __( 'Plugins extend and expand the functionality of WordPress. You may automatically install plugins from the <a href="%1$s">WordPress Plugin Directory</a> or upload a plugin in .zip format via <a href="%2$s">this page</a>.' ), 'http://wordpress.org/plugins/', self_admin_url( 'plugin-install.php?tab=upload' ) ); ?></p> |
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130 |
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131 <h4><?php _e('Search') ?></h4> |
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132 <?php install_search_form( false ); ?> |
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133 |
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134 <h4><?php _e('Popular tags') ?></h4> |
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135 <p class="install-help"><?php _e('You may also browse based on the most popular tags in the Plugin Directory:') ?></p> |
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136 <?php |
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137 |
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138 $api_tags = install_popular_tags(); |
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139 |
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140 echo '<p class="popular-tags">'; |
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141 if ( is_wp_error($api_tags) ) { |
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142 echo $api_tags->get_error_message(); |
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143 } else { |
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144 //Set up the tags in a way which can be interpreted by wp_generate_tag_cloud() |
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145 $tags = array(); |
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146 foreach ( (array)$api_tags as $tag ) |
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147 $tags[ $tag['name'] ] = (object) array( |
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148 'link' => esc_url( self_admin_url('plugin-install.php?tab=search&type=tag&s=' . urlencode($tag['name'])) ), |
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149 'name' => $tag['name'], |
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150 'id' => sanitize_title_with_dashes($tag['name']), |
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151 'count' => $tag['count'] ); |
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152 echo wp_generate_tag_cloud($tags, array( 'single_text' => __('%s plugin'), 'multiple_text' => __('%s plugins') ) ); |
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153 } |
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154 echo '</p><br class="clear" />'; |
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155 } |
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156 add_action('install_plugins_dashboard', 'install_dashboard'); |
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157 |
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158 /** |
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159 * Display search form for searching plugins. |
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160 * |
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161 * @since 2.7.0 |
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162 */ |
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163 function install_search_form( $type_selector = true ) { |
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164 $type = isset($_REQUEST['type']) ? wp_unslash( $_REQUEST['type'] ) : 'term'; |
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165 $term = isset($_REQUEST['s']) ? wp_unslash( $_REQUEST['s'] ) : ''; |
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166 |
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167 ?><form id="search-plugins" method="get" action=""> |
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168 <input type="hidden" name="tab" value="search" /> |
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169 <?php if ( $type_selector ) : ?> |
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170 <select name="type" id="typeselector"> |
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171 <option value="term"<?php selected('term', $type) ?>><?php _e('Keyword'); ?></option> |
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172 <option value="author"<?php selected('author', $type) ?>><?php _e('Author'); ?></option> |
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173 <option value="tag"<?php selected('tag', $type) ?>><?php _ex('Tag', 'Plugin Installer'); ?></option> |
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174 </select> |
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175 <?php endif; ?> |
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176 <input type="search" name="s" value="<?php echo esc_attr($term) ?>" autofocus="autofocus" /> |
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177 <label class="screen-reader-text" for="plugin-search-input"><?php _e('Search Plugins'); ?></label> |
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178 <?php submit_button( __( 'Search Plugins' ), 'button', 'plugin-search-input', false ); ?> |
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179 </form><?php |
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180 } |
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181 |
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182 /** |
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183 * Upload from zip |
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184 * @since 2.8.0 |
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185 * |
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186 * @param string $page |
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187 */ |
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188 function install_plugins_upload( $page = 1 ) { |
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189 ?> |
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190 <h4><?php _e('Install a plugin in .zip format'); ?></h4> |
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191 <p class="install-help"><?php _e('If you have a plugin in a .zip format, you may install it by uploading it here.'); ?></p> |
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192 <form method="post" enctype="multipart/form-data" class="wp-upload-form" action="<?php echo self_admin_url('update.php?action=upload-plugin'); ?>"> |
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193 <?php wp_nonce_field( 'plugin-upload'); ?> |
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194 <label class="screen-reader-text" for="pluginzip"><?php _e('Plugin zip file'); ?></label> |
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195 <input type="file" id="pluginzip" name="pluginzip" /> |
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196 <?php submit_button( __( 'Install Now' ), 'button', 'install-plugin-submit', false ); ?> |
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197 </form> |
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198 <?php |
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199 } |
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200 add_action('install_plugins_upload', 'install_plugins_upload', 10, 1); |
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201 |
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202 /** |
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203 * Show a username form for the favorites page |
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204 * @since 3.5.0 |
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205 * |
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206 */ |
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207 function install_plugins_favorites_form() { |
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208 $user = ! empty( $_GET['user'] ) ? wp_unslash( $_GET['user'] ) : get_user_option( 'wporg_favorites' ); |
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209 ?> |
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210 <p class="install-help"><?php _e( 'If you have marked plugins as favorites on WordPress.org, you can browse them here.' ); ?></p> |
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211 <form method="get" action=""> |
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212 <input type="hidden" name="tab" value="favorites" /> |
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213 <p> |
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214 <label for="user"><?php _e( 'Your WordPress.org username:' ); ?></label> |
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215 <input type="search" id="user" name="user" value="<?php echo esc_attr( $user ); ?>" /> |
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216 <input type="submit" class="button" value="<?php esc_attr_e( 'Get Favorites' ); ?>" /> |
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217 </p> |
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218 </form> |
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219 <?php |
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220 } |
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221 |
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222 /** |
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223 * Display plugin content based on plugin list. |
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224 * |
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225 * @since 2.7.0 |
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226 */ |
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227 function display_plugins_table() { |
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228 global $wp_list_table; |
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229 |
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230 if ( current_filter() == 'install_plugins_favorites' && empty( $_GET['user'] ) && ! get_user_option( 'wporg_favorites' ) ) |
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231 return; |
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232 |
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233 $wp_list_table->display(); |
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234 } |
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235 add_action( 'install_plugins_search', 'display_plugins_table' ); |
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236 add_action( 'install_plugins_featured', 'display_plugins_table' ); |
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237 add_action( 'install_plugins_popular', 'display_plugins_table' ); |
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238 add_action( 'install_plugins_new', 'display_plugins_table' ); |
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239 add_action( 'install_plugins_favorites', 'display_plugins_table' ); |
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240 |
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241 /** |
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242 * Determine the status we can perform on a plugin. |
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243 * |
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244 * @since 3.0.0 |
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245 */ |
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246 function install_plugin_install_status($api, $loop = false) { |
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247 // this function is called recursively, $loop prevents further loops. |
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248 if ( is_array($api) ) |
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249 $api = (object) $api; |
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250 |
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251 //Default to a "new" plugin |
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252 $status = 'install'; |
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253 $url = false; |
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254 |
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255 //Check to see if this plugin is known to be installed, and has an update awaiting it. |
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256 $update_plugins = get_site_transient('update_plugins'); |
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257 if ( isset( $update_plugins->response ) ) { |
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258 foreach ( (array)$update_plugins->response as $file => $plugin ) { |
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259 if ( $plugin->slug === $api->slug ) { |
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260 $status = 'update_available'; |
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261 $update_file = $file; |
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262 $version = $plugin->new_version; |
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263 if ( current_user_can('update_plugins') ) |
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264 $url = wp_nonce_url(self_admin_url('update.php?action=upgrade-plugin&plugin=' . $update_file), 'upgrade-plugin_' . $update_file); |
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265 break; |
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266 } |
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267 } |
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268 } |
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269 |
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270 if ( 'install' == $status ) { |
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271 if ( is_dir( WP_PLUGIN_DIR . '/' . $api->slug ) ) { |
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272 $installed_plugin = get_plugins('/' . $api->slug); |
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273 if ( empty($installed_plugin) ) { |
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274 if ( current_user_can('install_plugins') ) |
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275 $url = wp_nonce_url(self_admin_url('update.php?action=install-plugin&plugin=' . $api->slug), 'install-plugin_' . $api->slug); |
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276 } else { |
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277 $key = array_keys( $installed_plugin ); |
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278 $key = array_shift( $key ); //Use the first plugin regardless of the name, Could have issues for multiple-plugins in one directory if they share different version numbers |
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279 if ( version_compare($api->version, $installed_plugin[ $key ]['Version'], '=') ){ |
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280 $status = 'latest_installed'; |
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281 } elseif ( version_compare($api->version, $installed_plugin[ $key ]['Version'], '<') ) { |
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282 $status = 'newer_installed'; |
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283 $version = $installed_plugin[ $key ]['Version']; |
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284 } else { |
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285 //If the above update check failed, Then that probably means that the update checker has out-of-date information, force a refresh |
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286 if ( ! $loop ) { |
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287 delete_site_transient('update_plugins'); |
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288 wp_update_plugins(); |
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289 return install_plugin_install_status($api, true); |
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290 } |
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291 } |
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292 } |
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293 } else { |
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294 // "install" & no directory with that slug |
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295 if ( current_user_can('install_plugins') ) |
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296 $url = wp_nonce_url(self_admin_url('update.php?action=install-plugin&plugin=' . $api->slug), 'install-plugin_' . $api->slug); |
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297 } |
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298 } |
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299 if ( isset($_GET['from']) ) |
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300 $url .= '&from=' . urlencode( wp_unslash( $_GET['from'] ) ); |
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301 |
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302 return compact('status', 'url', 'version'); |
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303 } |
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304 |
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305 /** |
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306 * Display plugin information in dialog box form. |
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307 * |
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308 * @since 2.7.0 |
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309 */ |
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310 function install_plugin_information() { |
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311 global $tab; |
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312 |
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313 $api = plugins_api( 'plugin_information', array( 'slug' => wp_unslash( $_REQUEST['plugin'] ), 'is_ssl' => is_ssl() ) ); |
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314 |
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315 if ( is_wp_error($api) ) |
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316 wp_die($api); |
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317 |
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318 $plugins_allowedtags = array( |
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319 'a' => array( 'href' => array(), 'title' => array(), 'target' => array() ), |
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320 'abbr' => array( 'title' => array() ), 'acronym' => array( 'title' => array() ), |
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321 'code' => array(), 'pre' => array(), 'em' => array(), 'strong' => array(), |
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322 'div' => array(), 'p' => array(), 'ul' => array(), 'ol' => array(), 'li' => array(), |
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323 'h1' => array(), 'h2' => array(), 'h3' => array(), 'h4' => array(), 'h5' => array(), 'h6' => array(), |
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324 'img' => array( 'src' => array(), 'class' => array(), 'alt' => array() ) |
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325 ); |
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326 |
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327 $plugins_section_titles = array( |
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328 'description' => _x('Description', 'Plugin installer section title'), |
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329 'installation' => _x('Installation', 'Plugin installer section title'), |
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330 'faq' => _x('FAQ', 'Plugin installer section title'), |
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331 'screenshots' => _x('Screenshots', 'Plugin installer section title'), |
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332 'changelog' => _x('Changelog', 'Plugin installer section title'), |
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333 'other_notes' => _x('Other Notes', 'Plugin installer section title') |
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334 ); |
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335 |
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336 //Sanitize HTML |
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337 foreach ( (array)$api->sections as $section_name => $content ) |
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338 $api->sections[$section_name] = wp_kses($content, $plugins_allowedtags); |
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339 foreach ( array( 'version', 'author', 'requires', 'tested', 'homepage', 'downloaded', 'slug' ) as $key ) { |
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340 if ( isset( $api->$key ) ) |
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341 $api->$key = wp_kses( $api->$key, $plugins_allowedtags ); |
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342 } |
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343 |
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344 $section = isset( $_REQUEST['section'] ) ? wp_unslash( $_REQUEST['section'] ) : 'description'; //Default to the Description tab, Do not translate, API returns English. |
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345 if ( empty( $section ) || ! isset( $api->sections[ $section ] ) ) { |
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346 $section_titles = array_keys( (array) $api->sections ); |
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347 $section = array_shift( $section_titles ); |
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348 } |
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349 |
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350 iframe_header( __('Plugin Install') ); |
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351 echo "<div id='$tab-header'>\n"; |
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352 echo "<ul id='sidemenu'>\n"; |
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353 foreach ( (array)$api->sections as $section_name => $content ) { |
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354 |
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355 if ( isset( $plugins_section_titles[ $section_name ] ) ) |
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356 $title = $plugins_section_titles[ $section_name ]; |
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357 else |
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358 $title = ucwords( str_replace( '_', ' ', $section_name ) ); |
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359 |
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360 $class = ( $section_name == $section ) ? ' class="current"' : ''; |
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361 $href = add_query_arg( array('tab' => $tab, 'section' => $section_name) ); |
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362 $href = esc_url($href); |
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363 $san_section = esc_attr( $section_name ); |
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364 echo "\t<li><a name='$san_section' href='$href' $class>$title</a></li>\n"; |
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365 } |
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366 echo "</ul>\n"; |
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367 echo "</div>\n"; |
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368 ?> |
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369 <div class="alignright fyi"> |
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370 <?php if ( ! empty($api->download_link) && ( current_user_can('install_plugins') || current_user_can('update_plugins') ) ) : ?> |
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371 <p class="action-button"> |
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372 <?php |
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373 $status = install_plugin_install_status($api); |
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374 switch ( $status['status'] ) { |
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375 case 'install': |
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376 if ( $status['url'] ) |
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377 echo '<a href="' . $status['url'] . '" target="_parent">' . __('Install Now') . '</a>'; |
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378 break; |
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379 case 'update_available': |
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380 if ( $status['url'] ) |
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381 echo '<a href="' . $status['url'] . '" target="_parent">' . __('Install Update Now') .'</a>'; |
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382 break; |
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383 case 'newer_installed': |
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384 echo '<a>' . sprintf(__('Newer Version (%s) Installed'), $status['version']) . '</a>'; |
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385 break; |
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386 case 'latest_installed': |
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387 echo '<a>' . __('Latest Version Installed') . '</a>'; |
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388 break; |
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389 } |
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390 ?> |
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391 </p> |
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392 <?php endif; ?> |
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393 <h2 class="mainheader"><?php /* translators: For Your Information */ _e('FYI') ?></h2> |
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394 <ul> |
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395 <?php if ( ! empty($api->version) ) : ?> |
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396 <li><strong><?php _e('Version:') ?></strong> <?php echo $api->version ?></li> |
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397 <?php endif; if ( ! empty($api->author) ) : ?> |
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398 <li><strong><?php _e('Author:') ?></strong> <?php echo links_add_target($api->author, '_blank') ?></li> |
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399 <?php endif; if ( ! empty($api->last_updated) ) : ?> |
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400 <li><strong><?php _e('Last Updated:') ?></strong> <span title="<?php echo $api->last_updated ?>"><?php |
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401 printf( __('%s ago'), human_time_diff(strtotime($api->last_updated)) ) ?></span></li> |
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402 <?php endif; if ( ! empty($api->requires) ) : ?> |
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403 <li><strong><?php _e('Requires WordPress Version:') ?></strong> <?php printf(__('%s or higher'), $api->requires) ?></li> |
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404 <?php endif; if ( ! empty($api->tested) ) : ?> |
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405 <li><strong><?php _e('Compatible up to:') ?></strong> <?php echo $api->tested ?></li> |
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406 <?php endif; if ( ! empty($api->downloaded) ) : ?> |
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407 <li><strong><?php _e('Downloaded:') ?></strong> <?php printf(_n('%s time', '%s times', $api->downloaded), number_format_i18n($api->downloaded)) ?></li> |
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408 <?php endif; if ( ! empty($api->slug) && empty($api->external) ) : ?> |
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409 <li><a target="_blank" href="http://wordpress.org/plugins/<?php echo $api->slug ?>/"><?php _e('WordPress.org Plugin Page »') ?></a></li> |
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410 <?php endif; if ( ! empty($api->homepage) ) : ?> |
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411 <li><a target="_blank" href="<?php echo $api->homepage ?>"><?php _e('Plugin Homepage »') ?></a></li> |
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412 <?php endif; ?> |
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413 </ul> |
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414 <?php if ( ! empty($api->rating) ) : ?> |
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415 <h2><?php _e('Average Rating') ?></h2> |
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416 <div class="star-holder" title="<?php printf(_n('(based on %s rating)', '(based on %s ratings)', $api->num_ratings), number_format_i18n($api->num_ratings)); ?>"> |
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417 <div class="star star-rating" style="width: <?php echo esc_attr( str_replace( ',', '.', $api->rating ) ); ?>px"></div> |
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418 </div> |
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419 <small><?php printf(_n('(based on %s rating)', '(based on %s ratings)', $api->num_ratings), number_format_i18n($api->num_ratings)); ?></small> |
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420 <?php endif; ?> |
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421 </div> |
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422 <div id="section-holder" class="wrap"> |
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423 <?php |
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424 if ( !empty($api->tested) && version_compare( substr($GLOBALS['wp_version'], 0, strlen($api->tested)), $api->tested, '>') ) |
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425 echo '<div class="updated"><p>' . __('<strong>Warning:</strong> This plugin has <strong>not been tested</strong> with your current version of WordPress.') . '</p></div>'; |
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426 |
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427 else if ( !empty($api->requires) && version_compare( substr($GLOBALS['wp_version'], 0, strlen($api->requires)), $api->requires, '<') ) |
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428 echo '<div class="updated"><p>' . __('<strong>Warning:</strong> This plugin has <strong>not been marked as compatible</strong> with your version of WordPress.') . '</p></div>'; |
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429 |
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430 foreach ( (array)$api->sections as $section_name => $content ) { |
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431 |
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432 if ( isset( $plugins_section_titles[ $section_name ] ) ) |
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433 $title = $plugins_section_titles[ $section_name ]; |
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434 else |
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435 $title = ucwords( str_replace( '_', ' ', $section_name ) ); |
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436 |
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437 $content = links_add_base_url($content, 'http://wordpress.org/plugins/' . $api->slug . '/'); |
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438 $content = links_add_target($content, '_blank'); |
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439 |
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440 $san_section = esc_attr( $section_name ); |
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441 |
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442 $display = ( $section_name == $section ) ? 'block' : 'none'; |
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443 |
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444 echo "\t<div id='section-{$san_section}' class='section' style='display: {$display};'>\n"; |
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445 echo "\t\t<h2 class='long-header'>$title</h2>"; |
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446 echo $content; |
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447 echo "\t</div>\n"; |
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448 } |
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449 echo "</div>\n"; |
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450 |
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451 iframe_footer(); |
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452 exit; |
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453 } |
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454 add_action('install_plugins_pre_plugin-information', 'install_plugin_information'); |