1 | <?php |
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2 | /** |
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3 | * WordPress Administration Screen 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 | * Get the column headers for a screen |
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11 | * |
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12 | * @since 2.7.0 |
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13 | * |
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14 | * @param string|WP_Screen $screen The screen you want the headers for |
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15 | * @return array Containing the headers in the format id => UI String |
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16 | */ |
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17 | function get_column_headers( $screen ) { |
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18 | if ( is_string( $screen ) ) |
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19 | $screen = convert_to_screen( $screen ); |
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20 | |
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21 | static $column_headers = array(); |
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22 | |
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23 | if ( ! isset( $column_headers[ $screen->id ] ) ) |
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24 | $column_headers[ $screen->id ] = apply_filters( 'manage_' . $screen->id . '_columns', array() ); |
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25 | |
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26 | return $column_headers[ $screen->id ]; |
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27 | } |
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28 | |
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29 | /** |
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30 | * Get a list of hidden columns. |
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31 | * |
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32 | * @since 2.7.0 |
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33 | * |
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34 | * @param string|WP_Screen $screen The screen you want the hidden columns for |
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35 | * @return array |
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36 | */ |
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37 | function get_hidden_columns( $screen ) { |
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38 | if ( is_string( $screen ) ) |
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39 | $screen = convert_to_screen( $screen ); |
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40 | |
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41 | return (array) get_user_option( 'manage' . $screen->id . 'columnshidden' ); |
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42 | } |
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43 | |
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44 | /** |
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45 | * Prints the meta box preferences for screen meta. |
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46 | * |
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47 | * @since 2.7.0 |
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48 | * |
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49 | * @param string|WP_Screen $screen |
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50 | */ |
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51 | function meta_box_prefs( $screen ) { |
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52 | global $wp_meta_boxes; |
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53 | |
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54 | if ( is_string( $screen ) ) |
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55 | $screen = convert_to_screen( $screen ); |
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56 | |
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57 | if ( empty($wp_meta_boxes[$screen->id]) ) |
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58 | return; |
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59 | |
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60 | $hidden = get_hidden_meta_boxes($screen); |
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61 | |
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62 | foreach ( array_keys($wp_meta_boxes[$screen->id]) as $context ) { |
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63 | foreach ( array_keys($wp_meta_boxes[$screen->id][$context]) as $priority ) { |
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64 | foreach ( $wp_meta_boxes[$screen->id][$context][$priority] as $box ) { |
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65 | if ( false == $box || ! $box['title'] ) |
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66 | continue; |
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67 | // Submit box cannot be hidden |
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68 | if ( 'submitdiv' == $box['id'] || 'linksubmitdiv' == $box['id'] ) |
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69 | continue; |
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70 | $box_id = $box['id']; |
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71 | echo '<label for="' . $box_id . '-hide">'; |
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72 | echo '<input class="hide-postbox-tog" name="' . $box_id . '-hide" type="checkbox" id="' . $box_id . '-hide" value="' . $box_id . '"' . (! in_array($box_id, $hidden) ? ' checked="checked"' : '') . ' />'; |
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73 | echo "{$box['title']}</label>\n"; |
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74 | } |
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75 | } |
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76 | } |
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77 | } |
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78 | |
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79 | /** |
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80 | * Get Hidden Meta Boxes |
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81 | * |
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82 | * @since 2.7.0 |
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83 | * |
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84 | * @param string|WP_Screen $screen Screen identifier |
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85 | * @return array Hidden Meta Boxes |
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86 | */ |
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87 | function get_hidden_meta_boxes( $screen ) { |
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88 | if ( is_string( $screen ) ) |
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89 | $screen = convert_to_screen( $screen ); |
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90 | |
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91 | $hidden = get_user_option( "metaboxhidden_{$screen->id}" ); |
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92 | |
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93 | $use_defaults = ! is_array( $hidden ); |
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94 | |
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95 | // Hide slug boxes by default |
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96 | if ( $use_defaults ) { |
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97 | $hidden = array(); |
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98 | if ( 'post' == $screen->base ) { |
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99 | if ( 'post' == $screen->post_type || 'page' == $screen->post_type || 'attachment' == $screen->post_type ) |
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100 | $hidden = array('slugdiv', 'trackbacksdiv', 'postcustom', 'postexcerpt', 'commentstatusdiv', 'commentsdiv', 'authordiv', 'revisionsdiv'); |
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101 | else |
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102 | $hidden = array( 'slugdiv' ); |
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103 | } |
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104 | $hidden = apply_filters( 'default_hidden_meta_boxes', $hidden, $screen ); |
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105 | } |
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106 | |
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107 | return apply_filters( 'hidden_meta_boxes', $hidden, $screen, $use_defaults ); |
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108 | } |
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109 | |
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110 | /** |
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111 | * Register and configure an admin screen option |
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112 | * |
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113 | * @since 3.1.0 |
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114 | * |
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115 | * @param string $option An option name. |
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116 | * @param mixed $args Option-dependent arguments. |
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117 | */ |
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118 | function add_screen_option( $option, $args = array() ) { |
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119 | $current_screen = get_current_screen(); |
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120 | |
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121 | if ( ! $current_screen ) |
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122 | return; |
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123 | |
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124 | $current_screen->add_option( $option, $args ); |
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125 | } |
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126 | |
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127 | /** |
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128 | * Get the current screen object |
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129 | * |
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130 | * @since 3.1.0 |
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131 | * |
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132 | * @return WP_Screen Current screen object |
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133 | */ |
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134 | function get_current_screen() { |
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135 | global $current_screen; |
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136 | |
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137 | if ( ! isset( $current_screen ) ) |
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138 | return null; |
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139 | |
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140 | return $current_screen; |
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141 | } |
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142 | |
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143 | /** |
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144 | * Set the current screen object |
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145 | * |
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146 | * @since 3.0.0 |
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147 | * @uses $current_screen |
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148 | * |
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149 | * @param mixed $hook_name Optional. The hook name (also known as the hook suffix) used to determine the screen, |
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150 | * or an existing screen object. |
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151 | */ |
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152 | function set_current_screen( $hook_name = '' ) { |
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153 | WP_Screen::get( $hook_name )->set_current_screen(); |
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154 | } |
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155 | |
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156 | /** |
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157 | * A class representing the admin screen. |
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158 | * |
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159 | * @since 3.3.0 |
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160 | * @access public |
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161 | */ |
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162 | final class WP_Screen { |
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163 | /** |
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164 | * Any action associated with the screen. 'add' for *-add.php and *-new.php screens. Empty otherwise. |
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165 | * |
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166 | * @since 3.3.0 |
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167 | * @var string |
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168 | * @access public |
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169 | */ |
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170 | public $action; |
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171 | |
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172 | /** |
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173 | * The base type of the screen. This is typically the same as $id but with any post types and taxonomies stripped. |
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174 | * For example, for an $id of 'edit-post' the base is 'edit'. |
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175 | * |
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176 | * @since 3.3.0 |
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177 | * @var string |
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178 | * @access public |
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179 | */ |
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180 | public $base; |
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181 | |
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182 | /** |
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183 | * The number of columns to display. Access with get_columns(). |
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184 | * |
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185 | * @since 3.4.0 |
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186 | * @var int |
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187 | * @access private |
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188 | */ |
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189 | private $columns = 0; |
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190 | |
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191 | /** |
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192 | * The unique ID of the screen. |
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193 | * |
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194 | * @since 3.3.0 |
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195 | * @var string |
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196 | * @access public |
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197 | */ |
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198 | public $id; |
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199 | |
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200 | /** |
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201 | * Which admin the screen is in. network | user | site | false |
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202 | * |
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203 | * @since 3.5.0 |
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204 | * @var string |
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205 | * @access protected |
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206 | */ |
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207 | protected $in_admin; |
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208 | |
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209 | /** |
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210 | * Whether the screen is in the network admin. |
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211 | * |
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212 | * Deprecated. Use in_admin() instead. |
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213 | * |
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214 | * @since 3.3.0 |
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215 | * @deprecated 3.5.0 |
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216 | * @var bool |
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217 | * @access public |
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218 | */ |
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219 | public $is_network; |
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220 | |
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221 | /** |
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222 | * Whether the screen is in the user admin. |
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223 | * |
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224 | * Deprecated. Use in_admin() instead. |
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225 | * |
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226 | * @since 3.3.0 |
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227 | * @deprecated 3.5.0 |
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228 | * @var bool |
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229 | * @access public |
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230 | */ |
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231 | public $is_user; |
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232 | |
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233 | /** |
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234 | * The base menu parent. |
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235 | * This is derived from $parent_file by removing the query string and any .php extension. |
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236 | * $parent_file values of 'edit.php?post_type=page' and 'edit.php?post_type=post' have a $parent_base of 'edit'. |
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237 | * |
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238 | * @since 3.3.0 |
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239 | * @var string |
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240 | * @access public |
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241 | */ |
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242 | public $parent_base; |
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243 | |
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244 | /** |
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245 | * The parent_file for the screen per the admin menu system. |
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246 | * Some $parent_file values are 'edit.php?post_type=page', 'edit.php', and 'options-general.php'. |
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247 | * |
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248 | * @since 3.3.0 |
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249 | * @var string |
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250 | * @access public |
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251 | */ |
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252 | public $parent_file; |
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253 | |
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254 | /** |
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255 | * The post type associated with the screen, if any. |
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256 | * The 'edit.php?post_type=page' screen has a post type of 'page'. |
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257 | * The 'edit-tags.php?taxonomy=$taxonomy&post_type=page' screen has a post type of 'page'. |
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258 | * |
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259 | * @since 3.3.0 |
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260 | * @var string |
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261 | * @access public |
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262 | */ |
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263 | public $post_type; |
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264 | |
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265 | /** |
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266 | * The taxonomy associated with the screen, if any. |
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267 | * The 'edit-tags.php?taxonomy=category' screen has a taxonomy of 'category'. |
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268 | * @since 3.3.0 |
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269 | * @var string |
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270 | * @access public |
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271 | */ |
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272 | public $taxonomy; |
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273 | |
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274 | /** |
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275 | * The help tab data associated with the screen, if any. |
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276 | * |
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277 | * @since 3.3.0 |
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278 | * @var array |
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279 | * @access private |
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280 | */ |
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281 | private $_help_tabs = array(); |
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282 | |
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283 | /** |
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284 | * The help sidebar data associated with screen, if any. |
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285 | * |
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286 | * @since 3.3.0 |
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287 | * @var string |
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288 | * @access private |
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289 | */ |
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290 | private $_help_sidebar = ''; |
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291 | |
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292 | /** |
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293 | * Stores old string-based help. |
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294 | */ |
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295 | private static $_old_compat_help = array(); |
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296 | |
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297 | /** |
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298 | * The screen options associated with screen, if any. |
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299 | * |
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300 | * @since 3.3.0 |
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301 | * @var array |
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302 | * @access private |
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303 | */ |
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304 | private $_options = array(); |
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305 | |
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306 | /** |
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307 | * The screen object registry. |
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308 | * |
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309 | * @since 3.3.0 |
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310 | * @var array |
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311 | * @access private |
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312 | */ |
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313 | private static $_registry = array(); |
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314 | |
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315 | /** |
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316 | * Stores the result of the public show_screen_options function. |
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317 | * |
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318 | * @since 3.3.0 |
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319 | * @var bool |
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320 | * @access private |
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321 | */ |
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322 | private $_show_screen_options; |
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323 | |
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324 | /** |
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325 | * Stores the 'screen_settings' section of screen options. |
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326 | * |
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327 | * @since 3.3.0 |
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328 | * @var string |
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329 | * @access private |
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330 | */ |
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331 | private $_screen_settings; |
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332 | |
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333 | /** |
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334 | * Fetches a screen object. |
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335 | * |
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336 | * @since 3.3.0 |
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337 | * @access public |
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338 | * |
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339 | * @param string $hook_name Optional. The hook name (also known as the hook suffix) used to determine the screen. |
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340 | * Defaults to the current $hook_suffix global. |
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341 | * @return WP_Screen Screen object. |
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342 | */ |
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343 | public static function get( $hook_name = '' ) { |
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344 | |
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345 | if ( is_a( $hook_name, 'WP_Screen' ) ) |
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346 | return $hook_name; |
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347 | |
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348 | $post_type = $taxonomy = null; |
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349 | $in_admin = false; |
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350 | $action = ''; |
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351 | |
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352 | if ( $hook_name ) |
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353 | $id = $hook_name; |
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354 | else |
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355 | $id = $GLOBALS['hook_suffix']; |
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356 | |
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357 | // For those pesky meta boxes. |
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358 | if ( $hook_name && post_type_exists( $hook_name ) ) { |
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359 | $post_type = $id; |
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360 | $id = 'post'; // changes later. ends up being $base. |
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361 | } else { |
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362 | if ( '.php' == substr( $id, -4 ) ) |
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363 | $id = substr( $id, 0, -4 ); |
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364 | |
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365 | if ( 'post-new' == $id || 'link-add' == $id || 'media-new' == $id || 'user-new' == $id ) { |
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366 | $id = substr( $id, 0, -4 ); |
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367 | $action = 'add'; |
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368 | } |
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369 | } |
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370 | |
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371 | if ( ! $post_type && $hook_name ) { |
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372 | if ( '-network' == substr( $id, -8 ) ) { |
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373 | $id = substr( $id, 0, -8 ); |
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374 | $in_admin = 'network'; |
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375 | } elseif ( '-user' == substr( $id, -5 ) ) { |
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376 | $id = substr( $id, 0, -5 ); |
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377 | $in_admin = 'user'; |
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378 | } |
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379 | |
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380 | $id = sanitize_key( $id ); |
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381 | if ( 'edit-comments' != $id && 'edit-tags' != $id && 'edit-' == substr( $id, 0, 5 ) ) { |
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382 | $maybe = substr( $id, 5 ); |
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383 | if ( taxonomy_exists( $maybe ) ) { |
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384 | $id = 'edit-tags'; |
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385 | $taxonomy = $maybe; |
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386 | } elseif ( post_type_exists( $maybe ) ) { |
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387 | $id = 'edit'; |
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388 | $post_type = $maybe; |
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389 | } |
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390 | } |
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391 | |
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392 | if ( ! $in_admin ) |
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393 | $in_admin = 'site'; |
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394 | } else { |
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395 | if ( defined( 'WP_NETWORK_ADMIN' ) && WP_NETWORK_ADMIN ) |
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396 | $in_admin = 'network'; |
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397 | elseif ( defined( 'WP_USER_ADMIN' ) && WP_USER_ADMIN ) |
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398 | $in_admin = 'user'; |
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399 | else |
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400 | $in_admin = 'site'; |
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401 | } |
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402 | |
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403 | if ( 'index' == $id ) |
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404 | $id = 'dashboard'; |
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405 | elseif ( 'front' == $id ) |
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406 | $in_admin = false; |
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407 | |
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408 | $base = $id; |
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409 | |
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410 | // If this is the current screen, see if we can be more accurate for post types and taxonomies. |
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411 | if ( ! $hook_name ) { |
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412 | if ( isset( $_REQUEST['post_type'] ) ) |
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413 | $post_type = post_type_exists( $_REQUEST['post_type'] ) ? $_REQUEST['post_type'] : false; |
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414 | if ( isset( $_REQUEST['taxonomy'] ) ) |
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415 | $taxonomy = taxonomy_exists( $_REQUEST['taxonomy'] ) ? $_REQUEST['taxonomy'] : false; |
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416 | |
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417 | switch ( $base ) { |
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418 | case 'post' : |
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419 | if ( isset( $_GET['post'] ) ) |
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420 | $post_id = (int) $_GET['post']; |
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421 | elseif ( isset( $_POST['post_ID'] ) ) |
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422 | $post_id = (int) $_POST['post_ID']; |
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423 | else |
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424 | $post_id = 0; |
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425 | |
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426 | if ( $post_id ) { |
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427 | $post = get_post( $post_id ); |
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428 | if ( $post ) |
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429 | $post_type = $post->post_type; |
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430 | } |
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431 | break; |
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432 | case 'edit-tags' : |
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433 | if ( null === $post_type && is_object_in_taxonomy( 'post', $taxonomy ? $taxonomy : 'post_tag' ) ) |
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434 | $post_type = 'post'; |
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435 | break; |
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436 | } |
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437 | } |
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438 | |
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439 | switch ( $base ) { |
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440 | case 'post' : |
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441 | if ( null === $post_type ) |
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442 | $post_type = 'post'; |
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443 | $id = $post_type; |
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444 | break; |
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445 | case 'edit' : |
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446 | if ( null === $post_type ) |
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447 | $post_type = 'post'; |
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448 | $id .= '-' . $post_type; |
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449 | break; |
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450 | case 'edit-tags' : |
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451 | if ( null === $taxonomy ) |
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452 | $taxonomy = 'post_tag'; |
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453 | // The edit-tags ID does not contain the post type. Look for it in the request. |
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454 | if ( null === $post_type ) { |
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455 | $post_type = 'post'; |
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456 | if ( isset( $_REQUEST['post_type'] ) && post_type_exists( $_REQUEST['post_type'] ) ) |
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457 | $post_type = $_REQUEST['post_type']; |
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458 | } |
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459 | |
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460 | $id = 'edit-' . $taxonomy; |
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461 | break; |
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462 | } |
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463 | |
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464 | if ( 'network' == $in_admin ) { |
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465 | $id .= '-network'; |
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466 | $base .= '-network'; |
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467 | } elseif ( 'user' == $in_admin ) { |
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468 | $id .= '-user'; |
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469 | $base .= '-user'; |
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470 | } |
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471 | |
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472 | if ( isset( self::$_registry[ $id ] ) ) { |
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473 | $screen = self::$_registry[ $id ]; |
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474 | if ( $screen === get_current_screen() ) |
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475 | return $screen; |
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476 | } else { |
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477 | $screen = new WP_Screen(); |
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478 | $screen->id = $id; |
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479 | } |
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480 | |
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481 | $screen->base = $base; |
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482 | $screen->action = $action; |
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483 | $screen->post_type = (string) $post_type; |
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484 | $screen->taxonomy = (string) $taxonomy; |
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485 | $screen->is_user = ( 'user' == $in_admin ); |
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486 | $screen->is_network = ( 'network' == $in_admin ); |
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487 | $screen->in_admin = $in_admin; |
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488 | |
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489 | self::$_registry[ $id ] = $screen; |
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490 | |
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491 | return $screen; |
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492 | } |
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493 | |
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494 | /** |
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495 | * Makes the screen object the current screen. |
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496 | * |
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497 | * @see set_current_screen() |
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498 | * @since 3.3.0 |
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499 | */ |
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500 | function set_current_screen() { |
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501 | global $current_screen, $taxnow, $typenow; |
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502 | $current_screen = $this; |
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503 | $taxnow = $this->taxonomy; |
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504 | $typenow = $this->post_type; |
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505 | do_action( 'current_screen', $current_screen ); |
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506 | } |
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507 | |
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508 | /** |
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509 | * Constructor |
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510 | * |
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511 | * @since 3.3.0 |
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512 | * @access private |
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513 | */ |
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514 | private function __construct() {} |
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515 | |
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516 | /** |
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517 | * Indicates whether the screen is in a particular admin |
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518 | * |
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519 | * @since 3.5.0 |
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520 | * |
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521 | * @param string $admin The admin to check against (network | user | site). |
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522 | * If empty any of the three admins will result in true. |
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523 | * @return boolean True if the screen is in the indicated admin, false otherwise. |
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524 | * |
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525 | */ |
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526 | public function in_admin( $admin = null ) { |
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527 | if ( empty( $admin ) ) |
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528 | return (bool) $this->in_admin; |
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529 | |
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530 | return ( $admin == $this->in_admin ); |
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531 | } |
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532 | |
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533 | /** |
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534 | * Sets the old string-based contextual help for the screen. |
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535 | * |
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536 | * For backwards compatibility. |
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537 | * |
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538 | * @since 3.3.0 |
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539 | * |
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540 | * @param WP_Screen $screen A screen object. |
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541 | * @param string $help Help text. |
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542 | */ |
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543 | static function add_old_compat_help( $screen, $help ) { |
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544 | self::$_old_compat_help[ $screen->id ] = $help; |
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545 | } |
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546 | |
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547 | /** |
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548 | * Set the parent information for the screen. |
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549 | * This is called in admin-header.php after the menu parent for the screen has been determined. |
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550 | * |
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551 | * @since 3.3.0 |
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552 | * |
---|
553 | * @param string $parent_file The parent file of the screen. Typically the $parent_file global. |
---|
554 | */ |
---|
555 | function set_parentage( $parent_file ) { |
---|
556 | $this->parent_file = $parent_file; |
---|
557 | list( $this->parent_base ) = explode( '?', $parent_file ); |
---|
558 | $this->parent_base = str_replace( '.php', '', $this->parent_base ); |
---|
559 | } |
---|
560 | |
---|
561 | /** |
---|
562 | * Adds an option for the screen. |
---|
563 | * Call this in template files after admin.php is loaded and before admin-header.php is loaded to add screen options. |
---|
564 | * |
---|
565 | * @since 3.3.0 |
---|
566 | * |
---|
567 | * @param string $option Option ID |
---|
568 | * @param mixed $args Option-dependent arguments. |
---|
569 | */ |
---|
570 | public function add_option( $option, $args = array() ) { |
---|
571 | $this->_options[ $option ] = $args; |
---|
572 | } |
---|
573 | |
---|
574 | /** |
---|
575 | * Remove an option from the screen. |
---|
576 | * |
---|
577 | * @since 3.8.0 |
---|
578 | * |
---|
579 | * @param string $option Option ID. |
---|
580 | */ |
---|
581 | public function remove_option( $option ) { |
---|
582 | unset( $this->_options[ $option ] ); |
---|
583 | } |
---|
584 | |
---|
585 | /** |
---|
586 | * Remove all options from the screen. |
---|
587 | * |
---|
588 | * @since 3.8.0 |
---|
589 | */ |
---|
590 | public function remove_options() { |
---|
591 | $this->_options = array(); |
---|
592 | } |
---|
593 | |
---|
594 | /** |
---|
595 | * Get the options registered for the screen. |
---|
596 | * |
---|
597 | * @since 3.8.0 |
---|
598 | * |
---|
599 | * @return array Options with arguments. |
---|
600 | */ |
---|
601 | public function get_options() { |
---|
602 | return $this->_options; |
---|
603 | } |
---|
604 | |
---|
605 | /** |
---|
606 | * Gets the arguments for an option for the screen. |
---|
607 | * |
---|
608 | * @since 3.3.0 |
---|
609 | * |
---|
610 | * @param string $option Option ID. |
---|
611 | * @param mixed $key Optional. Specific array key for when the option is an array. |
---|
612 | */ |
---|
613 | public function get_option( $option, $key = false ) { |
---|
614 | if ( ! isset( $this->_options[ $option ] ) ) |
---|
615 | return null; |
---|
616 | if ( $key ) { |
---|
617 | if ( isset( $this->_options[ $option ][ $key ] ) ) |
---|
618 | return $this->_options[ $option ][ $key ]; |
---|
619 | return null; |
---|
620 | } |
---|
621 | return $this->_options[ $option ]; |
---|
622 | } |
---|
623 | |
---|
624 | /** |
---|
625 | * Gets the help tabs registered for the screen. |
---|
626 | * |
---|
627 | * @since 3.4.0 |
---|
628 | * |
---|
629 | * @return array Help tabs with arguments. |
---|
630 | */ |
---|
631 | public function get_help_tabs() { |
---|
632 | return $this->_help_tabs; |
---|
633 | } |
---|
634 | |
---|
635 | /** |
---|
636 | * Gets the arguments for a help tab. |
---|
637 | * |
---|
638 | * @since 3.4.0 |
---|
639 | * |
---|
640 | * @param string $id Help Tab ID. |
---|
641 | * @return array Help tab arguments. |
---|
642 | */ |
---|
643 | public function get_help_tab( $id ) { |
---|
644 | if ( ! isset( $this->_help_tabs[ $id ] ) ) |
---|
645 | return null; |
---|
646 | return $this->_help_tabs[ $id ]; |
---|
647 | } |
---|
648 | |
---|
649 | /** |
---|
650 | * Add a help tab to the contextual help for the screen. |
---|
651 | * Call this on the load-$pagenow hook for the relevant screen. |
---|
652 | * |
---|
653 | * @since 3.3.0 |
---|
654 | * |
---|
655 | * @param array $args |
---|
656 | * - string - title - Title for the tab. |
---|
657 | * - string - id - Tab ID. Must be HTML-safe. |
---|
658 | * - string - content - Help tab content in plain text or HTML. Optional. |
---|
659 | * - callback - callback - A callback to generate the tab content. Optional. |
---|
660 | * |
---|
661 | */ |
---|
662 | public function add_help_tab( $args ) { |
---|
663 | $defaults = array( |
---|
664 | 'title' => false, |
---|
665 | 'id' => false, |
---|
666 | 'content' => '', |
---|
667 | 'callback' => false, |
---|
668 | ); |
---|
669 | $args = wp_parse_args( $args, $defaults ); |
---|
670 | |
---|
671 | $args['id'] = sanitize_html_class( $args['id'] ); |
---|
672 | |
---|
673 | // Ensure we have an ID and title. |
---|
674 | if ( ! $args['id'] || ! $args['title'] ) |
---|
675 | return; |
---|
676 | |
---|
677 | // Allows for overriding an existing tab with that ID. |
---|
678 | $this->_help_tabs[ $args['id'] ] = $args; |
---|
679 | } |
---|
680 | |
---|
681 | /** |
---|
682 | * Removes a help tab from the contextual help for the screen. |
---|
683 | * |
---|
684 | * @since 3.3.0 |
---|
685 | * |
---|
686 | * @param string $id The help tab ID. |
---|
687 | */ |
---|
688 | public function remove_help_tab( $id ) { |
---|
689 | unset( $this->_help_tabs[ $id ] ); |
---|
690 | } |
---|
691 | |
---|
692 | /** |
---|
693 | * Removes all help tabs from the contextual help for the screen. |
---|
694 | * |
---|
695 | * @since 3.3.0 |
---|
696 | */ |
---|
697 | public function remove_help_tabs() { |
---|
698 | $this->_help_tabs = array(); |
---|
699 | } |
---|
700 | |
---|
701 | /** |
---|
702 | * Gets the content from a contextual help sidebar. |
---|
703 | * |
---|
704 | * @since 3.4.0 |
---|
705 | * |
---|
706 | * @return string Contents of the help sidebar. |
---|
707 | */ |
---|
708 | public function get_help_sidebar() { |
---|
709 | return $this->_help_sidebar; |
---|
710 | } |
---|
711 | |
---|
712 | /** |
---|
713 | * Add a sidebar to the contextual help for the screen. |
---|
714 | * Call this in template files after admin.php is loaded and before admin-header.php is loaded to add a sidebar to the contextual help. |
---|
715 | * |
---|
716 | * @since 3.3.0 |
---|
717 | * |
---|
718 | * @param string $content Sidebar content in plain text or HTML. |
---|
719 | */ |
---|
720 | public function set_help_sidebar( $content ) { |
---|
721 | $this->_help_sidebar = $content; |
---|
722 | } |
---|
723 | |
---|
724 | /** |
---|
725 | * Gets the number of layout columns the user has selected. |
---|
726 | * |
---|
727 | * The layout_columns option controls the max number and default number of |
---|
728 | * columns. This method returns the number of columns within that range selected |
---|
729 | * by the user via Screen Options. If no selection has been made, the default |
---|
730 | * provisioned in layout_columns is returned. If the screen does not support |
---|
731 | * selecting the number of layout columns, 0 is returned. |
---|
732 | * |
---|
733 | * @since 3.4.0 |
---|
734 | * |
---|
735 | * @return int Number of columns to display. |
---|
736 | */ |
---|
737 | public function get_columns() { |
---|
738 | return $this->columns; |
---|
739 | } |
---|
740 | |
---|
741 | /** |
---|
742 | * Render the screen's help section. |
---|
743 | * |
---|
744 | * This will trigger the deprecated filters for backwards compatibility. |
---|
745 | * |
---|
746 | * @since 3.3.0 |
---|
747 | */ |
---|
748 | public function render_screen_meta() { |
---|
749 | |
---|
750 | // Call old contextual_help_list filter. |
---|
751 | self::$_old_compat_help = apply_filters( 'contextual_help_list', self::$_old_compat_help, $this ); |
---|
752 | |
---|
753 | $old_help = isset( self::$_old_compat_help[ $this->id ] ) ? self::$_old_compat_help[ $this->id ] : ''; |
---|
754 | $old_help = apply_filters( 'contextual_help', $old_help, $this->id, $this ); |
---|
755 | |
---|
756 | // Default help only if there is no old-style block of text and no new-style help tabs. |
---|
757 | if ( empty( $old_help ) && ! $this->get_help_tabs() ) { |
---|
758 | $default_help = apply_filters( 'default_contextual_help', '' ); |
---|
759 | if ( $default_help ) |
---|
760 | $old_help = '<p>' . $default_help . '</p>'; |
---|
761 | } |
---|
762 | |
---|
763 | if ( $old_help ) { |
---|
764 | $this->add_help_tab( array( |
---|
765 | 'id' => 'old-contextual-help', |
---|
766 | 'title' => __('Overview'), |
---|
767 | 'content' => $old_help, |
---|
768 | ) ); |
---|
769 | } |
---|
770 | |
---|
771 | $help_sidebar = $this->get_help_sidebar(); |
---|
772 | |
---|
773 | $help_class = 'hidden'; |
---|
774 | if ( ! $help_sidebar ) |
---|
775 | $help_class .= ' no-sidebar'; |
---|
776 | |
---|
777 | // Time to render! |
---|
778 | ?> |
---|
779 | <div id="screen-meta" class="metabox-prefs"> |
---|
780 | |
---|
781 | <div id="contextual-help-wrap" class="<?php echo esc_attr( $help_class ); ?>" tabindex="-1" aria-label="<?php esc_attr_e('Contextual Help Tab'); ?>"> |
---|
782 | <div id="contextual-help-back"></div> |
---|
783 | <div id="contextual-help-columns"> |
---|
784 | <div class="contextual-help-tabs"> |
---|
785 | <ul> |
---|
786 | <?php |
---|
787 | $class = ' class="active"'; |
---|
788 | foreach ( $this->get_help_tabs() as $tab ) : |
---|
789 | $link_id = "tab-link-{$tab['id']}"; |
---|
790 | $panel_id = "tab-panel-{$tab['id']}"; |
---|
791 | ?> |
---|
792 | |
---|
793 | <li id="<?php echo esc_attr( $link_id ); ?>"<?php echo $class; ?>> |
---|
794 | <a href="<?php echo esc_url( "#$panel_id" ); ?>" aria-controls="<?php echo esc_attr( $panel_id ); ?>"> |
---|
795 | <?php echo esc_html( $tab['title'] ); ?> |
---|
796 | </a> |
---|
797 | </li> |
---|
798 | <?php |
---|
799 | $class = ''; |
---|
800 | endforeach; |
---|
801 | ?> |
---|
802 | </ul> |
---|
803 | </div> |
---|
804 | |
---|
805 | <?php if ( $help_sidebar ) : ?> |
---|
806 | <div class="contextual-help-sidebar"> |
---|
807 | <?php echo $help_sidebar; ?> |
---|
808 | </div> |
---|
809 | <?php endif; ?> |
---|
810 | |
---|
811 | <div class="contextual-help-tabs-wrap"> |
---|
812 | <?php |
---|
813 | $classes = 'help-tab-content active'; |
---|
814 | foreach ( $this->get_help_tabs() as $tab ): |
---|
815 | $panel_id = "tab-panel-{$tab['id']}"; |
---|
816 | ?> |
---|
817 | |
---|
818 | <div id="<?php echo esc_attr( $panel_id ); ?>" class="<?php echo $classes; ?>"> |
---|
819 | <?php |
---|
820 | // Print tab content. |
---|
821 | echo $tab['content']; |
---|
822 | |
---|
823 | // If it exists, fire tab callback. |
---|
824 | if ( ! empty( $tab['callback'] ) ) |
---|
825 | call_user_func_array( $tab['callback'], array( $this, $tab ) ); |
---|
826 | ?> |
---|
827 | </div> |
---|
828 | <?php |
---|
829 | $classes = 'help-tab-content'; |
---|
830 | endforeach; |
---|
831 | ?> |
---|
832 | </div> |
---|
833 | </div> |
---|
834 | </div> |
---|
835 | <?php |
---|
836 | // Setup layout columns |
---|
837 | |
---|
838 | // Back compat for plugins using the filter instead of add_screen_option() |
---|
839 | $columns = apply_filters( 'screen_layout_columns', array(), $this->id, $this ); |
---|
840 | |
---|
841 | if ( ! empty( $columns ) && isset( $columns[ $this->id ] ) ) |
---|
842 | $this->add_option( 'layout_columns', array('max' => $columns[ $this->id ] ) ); |
---|
843 | |
---|
844 | if ( $this->get_option( 'layout_columns' ) ) { |
---|
845 | $this->columns = (int) get_user_option("screen_layout_$this->id"); |
---|
846 | |
---|
847 | if ( ! $this->columns && $this->get_option( 'layout_columns', 'default' ) ) |
---|
848 | $this->columns = $this->get_option( 'layout_columns', 'default' ); |
---|
849 | } |
---|
850 | $GLOBALS[ 'screen_layout_columns' ] = $this->columns; // Set the global for back-compat. |
---|
851 | |
---|
852 | // Add screen options |
---|
853 | if ( $this->show_screen_options() ) |
---|
854 | $this->render_screen_options(); |
---|
855 | ?> |
---|
856 | </div> |
---|
857 | <?php |
---|
858 | if ( ! $this->get_help_tabs() && ! $this->show_screen_options() ) |
---|
859 | return; |
---|
860 | ?> |
---|
861 | <div id="screen-meta-links"> |
---|
862 | <?php if ( $this->get_help_tabs() ) : ?> |
---|
863 | <div id="contextual-help-link-wrap" class="hide-if-no-js screen-meta-toggle"> |
---|
864 | <a href="#contextual-help-wrap" id="contextual-help-link" class="show-settings" aria-controls="contextual-help-wrap" aria-expanded="false"><?php _e( 'Help' ); ?></a> |
---|
865 | </div> |
---|
866 | <?php endif; |
---|
867 | if ( $this->show_screen_options() ) : ?> |
---|
868 | <div id="screen-options-link-wrap" class="hide-if-no-js screen-meta-toggle"> |
---|
869 | <a href="#screen-options-wrap" id="show-settings-link" class="show-settings" aria-controls="screen-options-wrap" aria-expanded="false"><?php _e( 'Screen Options' ); ?></a> |
---|
870 | </div> |
---|
871 | <?php endif; ?> |
---|
872 | </div> |
---|
873 | <?php |
---|
874 | } |
---|
875 | |
---|
876 | public function show_screen_options() { |
---|
877 | global $wp_meta_boxes; |
---|
878 | |
---|
879 | if ( is_bool( $this->_show_screen_options ) ) |
---|
880 | return $this->_show_screen_options; |
---|
881 | |
---|
882 | $columns = get_column_headers( $this ); |
---|
883 | |
---|
884 | $show_screen = ! empty( $wp_meta_boxes[ $this->id ] ) || $columns || $this->get_option( 'per_page' ); |
---|
885 | |
---|
886 | switch ( $this->id ) { |
---|
887 | case 'widgets': |
---|
888 | $this->_screen_settings = '<p><a id="access-on" href="widgets.php?widgets-access=on">' . __('Enable accessibility mode') . '</a><a id="access-off" href="widgets.php?widgets-access=off">' . __('Disable accessibility mode') . "</a></p>\n"; |
---|
889 | break; |
---|
890 | default: |
---|
891 | $this->_screen_settings = ''; |
---|
892 | break; |
---|
893 | } |
---|
894 | |
---|
895 | $this->_screen_settings = apply_filters( 'screen_settings', $this->_screen_settings, $this ); |
---|
896 | |
---|
897 | if ( $this->_screen_settings || $this->_options ) |
---|
898 | $show_screen = true; |
---|
899 | |
---|
900 | $this->_show_screen_options = apply_filters( 'screen_options_show_screen', $show_screen, $this ); |
---|
901 | return $this->_show_screen_options; |
---|
902 | } |
---|
903 | |
---|
904 | /** |
---|
905 | * Render the screen options tab. |
---|
906 | * |
---|
907 | * @since 3.3.0 |
---|
908 | */ |
---|
909 | public function render_screen_options() { |
---|
910 | global $wp_meta_boxes, $wp_list_table; |
---|
911 | |
---|
912 | $columns = get_column_headers( $this ); |
---|
913 | $hidden = get_hidden_columns( $this ); |
---|
914 | $post = get_post(); |
---|
915 | |
---|
916 | ?> |
---|
917 | <div id="screen-options-wrap" tabindex="-1" aria-label="<?php esc_attr_e('Screen Options Tab'); ?>"> |
---|
918 | <form id="adv-settings" action="" method="post"> |
---|
919 | <?php if ( isset( $wp_meta_boxes[ $this->id ] ) || $this->get_option( 'per_page' ) || ( $columns && empty( $columns['_title'] ) ) ) : ?> |
---|
920 | <h5><?php _e( 'Show on screen' ); ?></h5> |
---|
921 | <?php |
---|
922 | endif; |
---|
923 | |
---|
924 | if ( isset( $wp_meta_boxes[ $this->id ] ) ) : ?> |
---|
925 | <div class="metabox-prefs"> |
---|
926 | <?php |
---|
927 | meta_box_prefs( $this ); |
---|
928 | |
---|
929 | if ( 'dashboard' === $this->id && has_action( 'welcome_panel' ) && current_user_can( 'edit_theme_options' ) ) { |
---|
930 | if ( isset( $_GET['welcome'] ) ) { |
---|
931 | $welcome_checked = empty( $_GET['welcome'] ) ? 0 : 1; |
---|
932 | update_user_meta( get_current_user_id(), 'show_welcome_panel', $welcome_checked ); |
---|
933 | } else { |
---|
934 | $welcome_checked = get_user_meta( get_current_user_id(), 'show_welcome_panel', true ); |
---|
935 | if ( 2 == $welcome_checked && wp_get_current_user()->user_email != get_option( 'admin_email' ) ) |
---|
936 | $welcome_checked = false; |
---|
937 | } |
---|
938 | echo '<label for="wp_welcome_panel-hide">'; |
---|
939 | echo '<input type="checkbox" id="wp_welcome_panel-hide"' . checked( (bool) $welcome_checked, true, false ) . ' />'; |
---|
940 | echo _x( 'Welcome', 'Welcome panel' ) . "</label>\n"; |
---|
941 | } |
---|
942 | ?> |
---|
943 | <br class="clear" /> |
---|
944 | </div> |
---|
945 | <?php endif; |
---|
946 | if ( $columns ) : |
---|
947 | if ( ! empty( $columns['_title'] ) ) : ?> |
---|
948 | <h5><?php echo $columns['_title']; ?></h5> |
---|
949 | <?php endif; ?> |
---|
950 | <div class="metabox-prefs"> |
---|
951 | <?php |
---|
952 | $special = array('_title', 'cb', 'comment', 'media', 'name', 'title', 'username', 'blogname'); |
---|
953 | |
---|
954 | foreach ( $columns as $column => $title ) { |
---|
955 | // Can't hide these for they are special |
---|
956 | if ( in_array( $column, $special ) ) |
---|
957 | continue; |
---|
958 | if ( empty( $title ) ) |
---|
959 | continue; |
---|
960 | |
---|
961 | if ( 'comments' == $column ) |
---|
962 | $title = __( 'Comments' ); |
---|
963 | $id = "$column-hide"; |
---|
964 | echo '<label for="' . $id . '">'; |
---|
965 | echo '<input class="hide-column-tog" name="' . $id . '" type="checkbox" id="' . $id . '" value="' . $column . '"' . checked( !in_array($column, $hidden), true, false ) . ' />'; |
---|
966 | echo "$title</label>\n"; |
---|
967 | } |
---|
968 | ?> |
---|
969 | <br class="clear" /> |
---|
970 | </div> |
---|
971 | <?php endif; |
---|
972 | |
---|
973 | $this->render_screen_layout(); |
---|
974 | $this->render_per_page_options(); |
---|
975 | echo $this->_screen_settings; |
---|
976 | |
---|
977 | ?> |
---|
978 | <div><?php wp_nonce_field( 'screen-options-nonce', 'screenoptionnonce', false ); ?></div> |
---|
979 | </form> |
---|
980 | </div> |
---|
981 | <?php |
---|
982 | } |
---|
983 | |
---|
984 | /** |
---|
985 | * Render the option for number of columns on the page |
---|
986 | * |
---|
987 | * @since 3.3.0 |
---|
988 | */ |
---|
989 | function render_screen_layout() { |
---|
990 | if ( ! $this->get_option('layout_columns') ) |
---|
991 | return; |
---|
992 | |
---|
993 | $screen_layout_columns = $this->get_columns(); |
---|
994 | $num = $this->get_option( 'layout_columns', 'max' ); |
---|
995 | |
---|
996 | ?> |
---|
997 | <h5 class="screen-layout"><?php _e('Screen Layout'); ?></h5> |
---|
998 | <div class='columns-prefs'><?php |
---|
999 | _e('Number of Columns:'); |
---|
1000 | for ( $i = 1; $i <= $num; ++$i ): |
---|
1001 | ?> |
---|
1002 | <label class="columns-prefs-<?php echo $i; ?>"> |
---|
1003 | <input type='radio' name='screen_columns' value='<?php echo esc_attr( $i ); ?>' |
---|
1004 | <?php checked( $screen_layout_columns, $i ); ?> /> |
---|
1005 | <?php echo esc_html( $i ); ?> |
---|
1006 | </label> |
---|
1007 | <?php |
---|
1008 | endfor; ?> |
---|
1009 | </div> |
---|
1010 | <?php |
---|
1011 | } |
---|
1012 | |
---|
1013 | /** |
---|
1014 | * Render the items per page option |
---|
1015 | * |
---|
1016 | * @since 3.3.0 |
---|
1017 | */ |
---|
1018 | function render_per_page_options() { |
---|
1019 | if ( ! $this->get_option( 'per_page' ) ) |
---|
1020 | return; |
---|
1021 | |
---|
1022 | $per_page_label = $this->get_option( 'per_page', 'label' ); |
---|
1023 | |
---|
1024 | $option = $this->get_option( 'per_page', 'option' ); |
---|
1025 | if ( ! $option ) |
---|
1026 | $option = str_replace( '-', '_', "{$this->id}_per_page" ); |
---|
1027 | |
---|
1028 | $per_page = (int) get_user_option( $option ); |
---|
1029 | if ( empty( $per_page ) || $per_page < 1 ) { |
---|
1030 | $per_page = $this->get_option( 'per_page', 'default' ); |
---|
1031 | if ( ! $per_page ) |
---|
1032 | $per_page = 20; |
---|
1033 | } |
---|
1034 | |
---|
1035 | if ( 'edit_comments_per_page' == $option ) { |
---|
1036 | $comment_status = isset( $_REQUEST['comment_status'] ) ? $_REQUEST['comment_status'] : 'all'; |
---|
1037 | $per_page = apply_filters( 'comments_per_page', $per_page, $comment_status ); |
---|
1038 | } elseif ( 'categories_per_page' == $option ) { |
---|
1039 | $per_page = apply_filters( 'edit_categories_per_page', $per_page ); |
---|
1040 | } else { |
---|
1041 | $per_page = apply_filters( $option, $per_page ); |
---|
1042 | } |
---|
1043 | |
---|
1044 | // Back compat |
---|
1045 | if ( isset( $this->post_type ) ) |
---|
1046 | $per_page = apply_filters( 'edit_posts_per_page', $per_page, $this->post_type ); |
---|
1047 | |
---|
1048 | ?> |
---|
1049 | <div class="screen-options"> |
---|
1050 | <?php if ( $per_page_label ) : ?> |
---|
1051 | <input type="number" step="1" min="1" max="999" class="screen-per-page" name="wp_screen_options[value]" |
---|
1052 | id="<?php echo esc_attr( $option ); ?>" maxlength="3" |
---|
1053 | value="<?php echo esc_attr( $per_page ); ?>" /> |
---|
1054 | <label for="<?php echo esc_attr( $option ); ?>"> |
---|
1055 | <?php echo esc_html( $per_page_label ); ?> |
---|
1056 | </label> |
---|
1057 | <?php endif; |
---|
1058 | |
---|
1059 | echo get_submit_button( __( 'Apply' ), 'button', 'screen-options-apply', false ); ?> |
---|
1060 | <input type='hidden' name='wp_screen_options[option]' value='<?php echo esc_attr($option); ?>' /> |
---|
1061 | </div> |
---|
1062 | <?php |
---|
1063 | } |
---|
1064 | } |
---|