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1 <?php |
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2 /** |
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3 * The custom header image script. |
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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 * The custom header image class. |
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11 * |
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12 * @since 2.1.0 |
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13 * @package WordPress |
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14 * @subpackage Administration |
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15 */ |
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16 class Custom_Image_Header { |
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17 |
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18 /** |
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19 * Callback for administration header. |
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20 * |
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21 * @var callback |
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22 * @since 2.1.0 |
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23 * @access private |
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24 */ |
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25 var $admin_header_callback; |
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26 |
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27 /** |
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28 * Callback for header div. |
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29 * |
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30 * @var callback |
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31 * @since 3.0.0 |
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32 * @access private |
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33 */ |
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34 var $admin_image_div_callback; |
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35 |
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36 /** |
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37 * Holds default headers. |
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38 * |
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39 * @var array |
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40 * @since 3.0.0 |
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41 * @access private |
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42 */ |
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43 var $default_headers = array(); |
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44 |
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45 /** |
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46 * Holds custom headers uploaded by the user |
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47 * |
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48 * @var array |
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49 * @since 3.2.0 |
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50 * @access private |
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51 */ |
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52 var $uploaded_headers = array(); |
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53 |
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54 /** |
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55 * Holds the page menu hook. |
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56 * |
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57 * @var string |
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58 * @since 3.0.0 |
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59 * @access private |
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60 */ |
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61 var $page = ''; |
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62 |
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63 /** |
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64 * Constructor - Register administration header callback. |
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65 * |
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66 * @since 2.1.0 |
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67 * @param callback $admin_header_callback |
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68 * @param callback $admin_image_div_callback Optional custom image div output callback. |
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69 * @return Custom_Image_Header |
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70 */ |
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71 function __construct($admin_header_callback, $admin_image_div_callback = '') { |
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72 $this->admin_header_callback = $admin_header_callback; |
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73 $this->admin_image_div_callback = $admin_image_div_callback; |
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74 |
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75 add_action( 'admin_menu', array( $this, 'init' ) ); |
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76 } |
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77 |
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78 /** |
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79 * Set up the hooks for the Custom Header admin page. |
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80 * |
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81 * @since 2.1.0 |
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82 */ |
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83 function init() { |
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84 if ( ! current_user_can('edit_theme_options') ) |
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85 return; |
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86 |
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87 $this->page = $page = add_theme_page(__('Header'), __('Header'), 'edit_theme_options', 'custom-header', array($this, 'admin_page')); |
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88 |
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89 add_action("admin_print_scripts-$page", array($this, 'js_includes')); |
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90 add_action("admin_print_styles-$page", array($this, 'css_includes')); |
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91 add_action("admin_head-$page", array($this, 'help') ); |
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92 add_action("admin_head-$page", array($this, 'take_action'), 50); |
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93 add_action("admin_head-$page", array($this, 'js'), 50); |
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94 if ( $this->admin_header_callback ) |
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95 add_action("admin_head-$page", $this->admin_header_callback, 51); |
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96 } |
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97 |
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98 /** |
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99 * Adds contextual help. |
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100 * |
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101 * @since 3.0.0 |
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102 */ |
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103 function help() { |
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104 get_current_screen()->add_help_tab( array( |
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105 'id' => 'overview', |
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106 'title' => __('Overview'), |
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107 'content' => |
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108 '<p>' . __( 'This screen is used to customize the header section of your theme.') . '</p>' . |
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109 '<p>' . __( 'You can choose from the theme’s default header images, or use one of your own. You can also customize how your Site Title and Tagline are displayed.') . '<p>' |
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110 ) ); |
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111 |
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112 get_current_screen()->add_help_tab( array( |
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113 'id' => 'set-header-image', |
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114 'title' => __('Header Image'), |
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115 'content' => |
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116 '<p>' . __( 'You can set a custom image header for your site. Simply upload the image and crop it, and the new header will go live immediately. Alternatively, you can use an image that has already been uploaded to your Media Library by clicking the “Choose Image” button.' ) . '</p>' . |
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117 '<p>' . __( 'Some themes come with additional header images bundled. If you see multiple images displayed, select the one you’d like and click the “Save Changes” button.' ) . '</p>' . |
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118 '<p>' . __( 'If your theme has more than one default header image, or you have uploaded more than one custom header image, you have the option of having WordPress display a randomly different image on each page of your site. Click the “Random” radio button next to the Uploaded Images or Default Images section to enable this feature.') . '</p>' . |
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119 '<p>' . __( 'If you don’t want a header image to be displayed on your site at all, click the “Remove Header Image” button at the bottom of the Header Image section of this page. If you want to re-enable the header image later, you just have to select one of the other image options and click “Save Changes”.') . '</p>' |
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120 ) ); |
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121 |
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122 get_current_screen()->add_help_tab( array( |
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123 'id' => 'set-header-text', |
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124 'title' => __('Header Text'), |
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125 'content' => |
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126 '<p>' . sprintf( __( 'For most themes, the header text is your Site Title and Tagline, as defined in the <a href="%1$s">General Settings</a> section.' ), admin_url( 'options-general.php' ) ) . '<p>' . |
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127 '<p>' . __( 'In the Header Text section of this page, you can choose whether to display this text or hide it. You can also choose a color for the text by clicking the Select Color button and either typing in a legitimate HTML hex value, e.g. “#ff0000” for red, or by choosing a color using the color picker.' ) . '</p>' . |
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128 '<p>' . __( 'Don’t forget to click “Save Changes” when you’re done!') . '</p>' |
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129 ) ); |
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130 |
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131 get_current_screen()->set_help_sidebar( |
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132 '<p><strong>' . __( 'For more information:' ) . '</strong></p>' . |
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133 '<p>' . __( '<a href="http://codex.wordpress.org/Appearance_Header_Screen" target="_blank">Documentation on Custom Header</a>' ) . '</p>' . |
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134 '<p>' . __( '<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>' ) . '</p>' |
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135 ); |
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136 } |
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137 |
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138 /** |
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139 * Get the current step. |
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140 * |
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141 * @since 2.6.0 |
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142 * |
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143 * @return int Current step |
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144 */ |
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145 function step() { |
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146 if ( ! isset( $_GET['step'] ) ) |
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147 return 1; |
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148 |
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149 $step = (int) $_GET['step']; |
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150 if ( $step < 1 || 3 < $step || |
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151 ( 2 == $step && ! wp_verify_nonce( $_REQUEST['_wpnonce-custom-header-upload'], 'custom-header-upload' ) ) || |
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152 ( 3 == $step && ! wp_verify_nonce( $_REQUEST['_wpnonce'], 'custom-header-crop-image' ) ) |
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153 ) |
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154 return 1; |
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155 |
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156 return $step; |
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157 } |
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158 |
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159 /** |
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160 * Set up the enqueue for the JavaScript files. |
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161 * |
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162 * @since 2.1.0 |
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163 */ |
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164 function js_includes() { |
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165 $step = $this->step(); |
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166 |
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167 if ( ( 1 == $step || 3 == $step ) ) { |
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168 wp_enqueue_media(); |
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169 wp_enqueue_script( 'custom-header' ); |
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170 if ( current_theme_supports( 'custom-header', 'header-text' ) ) |
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171 wp_enqueue_script( 'wp-color-picker' ); |
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172 } elseif ( 2 == $step ) { |
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173 wp_enqueue_script('imgareaselect'); |
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174 } |
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175 } |
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176 |
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177 /** |
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178 * Set up the enqueue for the CSS files |
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179 * |
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180 * @since 2.7 |
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181 */ |
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182 function css_includes() { |
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183 $step = $this->step(); |
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184 |
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185 if ( ( 1 == $step || 3 == $step ) && current_theme_supports( 'custom-header', 'header-text' ) ) |
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186 wp_enqueue_style( 'wp-color-picker' ); |
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187 elseif ( 2 == $step ) |
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188 wp_enqueue_style('imgareaselect'); |
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189 } |
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190 |
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191 /** |
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192 * Execute custom header modification. |
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193 * |
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194 * @since 2.6.0 |
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195 */ |
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196 function take_action() { |
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197 if ( ! current_user_can('edit_theme_options') ) |
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198 return; |
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199 |
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200 if ( empty( $_POST ) ) |
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201 return; |
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202 |
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203 $this->updated = true; |
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204 |
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205 if ( isset( $_POST['resetheader'] ) ) { |
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206 check_admin_referer( 'custom-header-options', '_wpnonce-custom-header-options' ); |
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207 $this->reset_header_image(); |
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208 return; |
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209 } |
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210 |
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211 if ( isset( $_POST['removeheader'] ) ) { |
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212 check_admin_referer( 'custom-header-options', '_wpnonce-custom-header-options' ); |
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213 $this->remove_header_image(); |
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214 return; |
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215 } |
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216 |
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217 if ( isset( $_POST['text-color'] ) && ! isset( $_POST['display-header-text'] ) ) { |
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218 check_admin_referer( 'custom-header-options', '_wpnonce-custom-header-options' ); |
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219 set_theme_mod( 'header_textcolor', 'blank' ); |
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220 } elseif ( isset( $_POST['text-color'] ) ) { |
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221 check_admin_referer( 'custom-header-options', '_wpnonce-custom-header-options' ); |
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222 $_POST['text-color'] = str_replace( '#', '', $_POST['text-color'] ); |
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223 $color = preg_replace('/[^0-9a-fA-F]/', '', $_POST['text-color']); |
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224 if ( strlen($color) == 6 || strlen($color) == 3 ) |
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225 set_theme_mod('header_textcolor', $color); |
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226 elseif ( ! $color ) |
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227 set_theme_mod( 'header_textcolor', 'blank' ); |
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228 } |
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229 |
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230 if ( isset( $_POST['default-header'] ) ) { |
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231 check_admin_referer( 'custom-header-options', '_wpnonce-custom-header-options' ); |
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232 $this->set_header_image( $_POST['default-header'] ); |
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233 return; |
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234 } |
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235 } |
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236 |
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237 /** |
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238 * Process the default headers |
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239 * |
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240 * @since 3.0.0 |
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241 */ |
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242 function process_default_headers() { |
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243 global $_wp_default_headers; |
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244 |
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245 if ( !empty($this->headers) ) |
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246 return; |
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247 |
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248 if ( !isset($_wp_default_headers) ) |
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249 return; |
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250 |
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251 $this->default_headers = $_wp_default_headers; |
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252 $template_directory_uri = get_template_directory_uri(); |
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253 $stylesheet_directory_uri = get_stylesheet_directory_uri(); |
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254 foreach ( array_keys($this->default_headers) as $header ) { |
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255 $this->default_headers[$header]['url'] = sprintf( $this->default_headers[$header]['url'], $template_directory_uri, $stylesheet_directory_uri ); |
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256 $this->default_headers[$header]['thumbnail_url'] = sprintf( $this->default_headers[$header]['thumbnail_url'], $template_directory_uri, $stylesheet_directory_uri ); |
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257 } |
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258 |
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259 } |
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260 |
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261 /** |
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262 * Display UI for selecting one of several default headers. |
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263 * |
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264 * Show the random image option if this theme has multiple header images. |
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265 * Random image option is on by default if no header has been set. |
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266 * |
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267 * @since 3.0.0 |
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268 */ |
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269 function show_header_selector( $type = 'default' ) { |
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270 if ( 'default' == $type ) { |
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271 $headers = $this->default_headers; |
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272 } else { |
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273 $headers = get_uploaded_header_images(); |
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274 $type = 'uploaded'; |
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275 } |
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276 |
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277 if ( 1 < count( $headers ) ) { |
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278 echo '<div class="random-header">'; |
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279 echo '<label><input name="default-header" type="radio" value="random-' . $type . '-image"' . checked( is_random_header_image( $type ), true, false ) . ' />'; |
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280 echo __( '<strong>Random:</strong> Show a different image on each page.' ); |
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281 echo '</label>'; |
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282 echo '</div>'; |
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283 } |
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284 |
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285 echo '<div class="available-headers">'; |
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286 foreach ( $headers as $header_key => $header ) { |
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287 $header_thumbnail = $header['thumbnail_url']; |
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288 $header_url = $header['url']; |
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289 $header_desc = empty( $header['description'] ) ? '' : $header['description']; |
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290 echo '<div class="default-header">'; |
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291 echo '<label><input name="default-header" type="radio" value="' . esc_attr( $header_key ) . '" ' . checked( $header_url, get_theme_mod( 'header_image' ), false ) . ' />'; |
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292 $width = ''; |
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293 if ( !empty( $header['attachment_id'] ) ) |
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294 $width = ' width="230"'; |
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295 echo '<img src="' . set_url_scheme( $header_thumbnail ) . '" alt="' . esc_attr( $header_desc ) .'" title="' . esc_attr( $header_desc ) . '"' . $width . ' /></label>'; |
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296 echo '</div>'; |
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297 } |
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298 echo '<div class="clear"></div></div>'; |
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299 } |
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300 |
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301 /** |
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302 * Execute Javascript depending on step. |
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303 * |
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304 * @since 2.1.0 |
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305 */ |
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306 function js() { |
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307 $step = $this->step(); |
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308 if ( ( 1 == $step || 3 == $step ) && current_theme_supports( 'custom-header', 'header-text' ) ) |
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309 $this->js_1(); |
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310 elseif ( 2 == $step ) |
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311 $this->js_2(); |
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312 } |
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313 |
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314 /** |
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315 * Display Javascript based on Step 1 and 3. |
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316 * |
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317 * @since 2.6.0 |
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318 */ |
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319 function js_1() { ?> |
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320 <script type="text/javascript"> |
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321 /* <![CDATA[ */ |
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322 (function($){ |
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323 var default_color = '#<?php echo get_theme_support( 'custom-header', 'default-text-color' ); ?>', |
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324 header_text_fields; |
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325 |
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326 function pickColor(color) { |
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327 $('#name').css('color', color); |
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328 $('#desc').css('color', color); |
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329 $('#text-color').val(color); |
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330 } |
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331 |
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332 function toggle_text() { |
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333 var checked = $('#display-header-text').prop('checked'), |
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334 text_color; |
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335 header_text_fields.toggle( checked ); |
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336 if ( ! checked ) |
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337 return; |
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338 text_color = $('#text-color'); |
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339 if ( '' == text_color.val().replace('#', '') ) { |
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340 text_color.val( default_color ); |
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341 pickColor( default_color ); |
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342 } else { |
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343 pickColor( text_color.val() ); |
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344 } |
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345 } |
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346 |
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347 $(document).ready(function() { |
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348 var text_color = $('#text-color'); |
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349 header_text_fields = $('.displaying-header-text'); |
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350 text_color.wpColorPicker({ |
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351 change: function( event, ui ) { |
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352 pickColor( text_color.wpColorPicker('color') ); |
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353 }, |
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354 clear: function() { |
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355 pickColor( '' ); |
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356 } |
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357 }); |
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358 $('#display-header-text').click( toggle_text ); |
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359 <?php if ( ! display_header_text() ) : ?> |
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360 toggle_text(); |
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361 <?php endif; ?> |
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362 }); |
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363 })(jQuery); |
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364 /* ]]> */ |
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365 </script> |
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366 <?php |
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367 } |
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368 |
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369 /** |
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370 * Display Javascript based on Step 2. |
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371 * |
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372 * @since 2.6.0 |
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373 */ |
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374 function js_2() { ?> |
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375 <script type="text/javascript"> |
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376 /* <![CDATA[ */ |
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377 function onEndCrop( coords ) { |
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378 jQuery( '#x1' ).val(coords.x); |
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379 jQuery( '#y1' ).val(coords.y); |
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380 jQuery( '#width' ).val(coords.w); |
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381 jQuery( '#height' ).val(coords.h); |
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382 } |
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383 |
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384 jQuery(document).ready(function() { |
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385 var xinit = <?php echo absint( get_theme_support( 'custom-header', 'width' ) ); ?>; |
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386 var yinit = <?php echo absint( get_theme_support( 'custom-header', 'height' ) ); ?>; |
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387 var ratio = xinit / yinit; |
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388 var ximg = jQuery('img#upload').width(); |
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389 var yimg = jQuery('img#upload').height(); |
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390 |
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391 if ( yimg < yinit || ximg < xinit ) { |
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392 if ( ximg / yimg > ratio ) { |
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393 yinit = yimg; |
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394 xinit = yinit * ratio; |
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395 } else { |
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396 xinit = ximg; |
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397 yinit = xinit / ratio; |
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398 } |
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399 } |
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400 |
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401 jQuery('img#upload').imgAreaSelect({ |
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402 handles: true, |
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403 keys: true, |
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404 show: true, |
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405 x1: 0, |
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406 y1: 0, |
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407 x2: xinit, |
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408 y2: yinit, |
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409 <?php |
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410 if ( ! current_theme_supports( 'custom-header', 'flex-height' ) && ! current_theme_supports( 'custom-header', 'flex-width' ) ) { |
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411 ?> |
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412 aspectRatio: xinit + ':' + yinit, |
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413 <?php |
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414 } |
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415 if ( ! current_theme_supports( 'custom-header', 'flex-height' ) ) { |
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416 ?> |
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417 maxHeight: <?php echo get_theme_support( 'custom-header', 'height' ); ?>, |
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418 <?php |
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419 } |
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420 if ( ! current_theme_supports( 'custom-header', 'flex-width' ) ) { |
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421 ?> |
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422 maxWidth: <?php echo get_theme_support( 'custom-header', 'width' ); ?>, |
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423 <?php |
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424 } |
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425 ?> |
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426 onInit: function () { |
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427 jQuery('#width').val(xinit); |
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428 jQuery('#height').val(yinit); |
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429 }, |
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430 onSelectChange: function(img, c) { |
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431 jQuery('#x1').val(c.x1); |
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432 jQuery('#y1').val(c.y1); |
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433 jQuery('#width').val(c.width); |
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434 jQuery('#height').val(c.height); |
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435 } |
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436 }); |
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437 }); |
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438 /* ]]> */ |
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439 </script> |
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440 <?php |
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441 } |
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442 |
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443 /** |
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444 * Display first step of custom header image page. |
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445 * |
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446 * @since 2.1.0 |
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447 */ |
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448 function step_1() { |
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449 $this->process_default_headers(); |
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450 ?> |
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451 |
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452 <div class="wrap"> |
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453 <?php screen_icon(); ?> |
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454 <h2><?php _e('Custom Header'); ?></h2> |
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455 |
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456 <?php if ( ! empty( $this->updated ) ) { ?> |
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457 <div id="message" class="updated"> |
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458 <p><?php printf( __( 'Header updated. <a href="%s">Visit your site</a> to see how it looks.' ), home_url( '/' ) ); ?></p> |
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459 </div> |
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460 <?php } ?> |
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461 |
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462 <h3><?php _e( 'Header Image' ); ?></h3> |
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463 |
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464 <table class="form-table"> |
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465 <tbody> |
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466 |
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467 <?php if ( get_custom_header() || display_header_text() ) : ?> |
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468 <tr valign="top"> |
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469 <th scope="row"><?php _e( 'Preview' ); ?></th> |
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470 <td> |
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471 <?php if ( $this->admin_image_div_callback ) { |
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472 call_user_func( $this->admin_image_div_callback ); |
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473 } else { |
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474 $custom_header = get_custom_header(); |
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475 $header_image_style = 'background-image:url(' . esc_url( get_header_image() ) . ');'; |
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476 if ( $custom_header->width ) |
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477 $header_image_style .= 'max-width:' . $custom_header->width . 'px;'; |
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478 if ( $custom_header->height ) |
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479 $header_image_style .= 'height:' . $custom_header->height . 'px;'; |
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480 ?> |
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481 <div id="headimg" style="<?php echo $header_image_style; ?>"> |
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482 <?php |
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483 if ( display_header_text() ) |
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484 $style = ' style="color:#' . get_header_textcolor() . ';"'; |
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485 else |
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486 $style = ' style="display:none;"'; |
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487 ?> |
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488 <h1><a id="name" class="displaying-header-text" <?php echo $style; ?> onclick="return false;" href="<?php bloginfo('url'); ?>"><?php bloginfo( 'name' ); ?></a></h1> |
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489 <div id="desc" class="displaying-header-text" <?php echo $style; ?>><?php bloginfo( 'description' ); ?></div> |
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490 </div> |
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491 <?php } ?> |
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492 </td> |
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493 </tr> |
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494 <?php endif; ?> |
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495 |
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496 <?php if ( current_theme_supports( 'custom-header', 'uploads' ) ) : ?> |
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497 <tr valign="top"> |
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498 <th scope="row"><?php _e( 'Select Image' ); ?></th> |
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499 <td> |
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500 <p><?php _e( 'You can select an image to be shown at the top of your site by uploading from your computer or choosing from your media library. After selecting an image you will be able to crop it.' ); ?><br /> |
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501 <?php |
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502 if ( ! current_theme_supports( 'custom-header', 'flex-height' ) && ! current_theme_supports( 'custom-header', 'flex-width' ) ) { |
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503 printf( __( 'Images of exactly <strong>%1$d × %2$d pixels</strong> will be used as-is.' ) . '<br />', get_theme_support( 'custom-header', 'width' ), get_theme_support( 'custom-header', 'height' ) ); |
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504 } elseif ( current_theme_supports( 'custom-header', 'flex-height' ) ) { |
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505 if ( ! current_theme_supports( 'custom-header', 'flex-width' ) ) |
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506 printf( __( 'Images should be at least <strong>%1$d pixels</strong> wide.' ) . ' ', get_theme_support( 'custom-header', 'width' ) ); |
|
507 } elseif ( current_theme_supports( 'custom-header', 'flex-width' ) ) { |
|
508 if ( ! current_theme_supports( 'custom-header', 'flex-height' ) ) |
|
509 printf( __( 'Images should be at least <strong>%1$d pixels</strong> tall.' ) . ' ', get_theme_support( 'custom-header', 'height' ) ); |
|
510 } |
|
511 if ( current_theme_supports( 'custom-header', 'flex-height' ) || current_theme_supports( 'custom-header', 'flex-width' ) ) { |
|
512 if ( current_theme_supports( 'custom-header', 'width' ) ) |
|
513 printf( __( 'Suggested width is <strong>%1$d pixels</strong>.' ) . ' ', get_theme_support( 'custom-header', 'width' ) ); |
|
514 if ( current_theme_supports( 'custom-header', 'height' ) ) |
|
515 printf( __( 'Suggested height is <strong>%1$d pixels</strong>.' ) . ' ', get_theme_support( 'custom-header', 'height' ) ); |
|
516 } |
|
517 ?></p> |
|
518 <form enctype="multipart/form-data" id="upload-form" class="wp-upload-form" method="post" action="<?php echo esc_url( add_query_arg( 'step', 2 ) ) ?>"> |
|
519 <p> |
|
520 <label for="upload"><?php _e( 'Choose an image from your computer:' ); ?></label><br /> |
|
521 <input type="file" id="upload" name="import" /> |
|
522 <input type="hidden" name="action" value="save" /> |
|
523 <?php wp_nonce_field( 'custom-header-upload', '_wpnonce-custom-header-upload' ); ?> |
|
524 <?php submit_button( __( 'Upload' ), 'button', 'submit', false ); ?> |
|
525 </p> |
|
526 <?php |
|
527 $modal_update_href = esc_url( add_query_arg( array( |
|
528 'page' => 'custom-header', |
|
529 'step' => 2, |
|
530 '_wpnonce-custom-header-upload' => wp_create_nonce('custom-header-upload'), |
|
531 ), admin_url('themes.php') ) ); |
|
532 ?> |
|
533 <p> |
|
534 <label for="choose-from-library-link"><?php _e( 'Or choose an image from your media library:' ); ?></label><br /> |
|
535 <a id="choose-from-library-link" class="button" |
|
536 data-update-link="<?php echo esc_attr( $modal_update_href ); ?>" |
|
537 data-choose="<?php esc_attr_e( 'Choose a Custom Header' ); ?>" |
|
538 data-update="<?php esc_attr_e( 'Set as header' ); ?>"><?php _e( 'Choose Image' ); ?></a> |
|
539 </p> |
|
540 </form> |
|
541 </td> |
|
542 </tr> |
|
543 <?php endif; ?> |
|
544 </tbody> |
|
545 </table> |
|
546 |
|
547 <form method="post" action="<?php echo esc_url( add_query_arg( 'step', 1 ) ) ?>"> |
|
548 <table class="form-table"> |
|
549 <tbody> |
|
550 <?php if ( get_uploaded_header_images() ) : ?> |
|
551 <tr valign="top"> |
|
552 <th scope="row"><?php _e( 'Uploaded Images' ); ?></th> |
|
553 <td> |
|
554 <p><?php _e( 'You can choose one of your previously uploaded headers, or show a random one.' ) ?></p> |
|
555 <?php |
|
556 $this->show_header_selector( 'uploaded' ); |
|
557 ?> |
|
558 </td> |
|
559 </tr> |
|
560 <?php endif; |
|
561 if ( ! empty( $this->default_headers ) ) : ?> |
|
562 <tr valign="top"> |
|
563 <th scope="row"><?php _e( 'Default Images' ); ?></th> |
|
564 <td> |
|
565 <?php if ( current_theme_supports( 'custom-header', 'uploads' ) ) : ?> |
|
566 <p><?php _e( 'If you don‘t want to upload your own image, you can use one of these cool headers, or show a random one.' ) ?></p> |
|
567 <?php else: ?> |
|
568 <p><?php _e( 'You can use one of these cool headers or show a random one on each page.' ) ?></p> |
|
569 <?php endif; ?> |
|
570 <?php |
|
571 $this->show_header_selector( 'default' ); |
|
572 ?> |
|
573 </td> |
|
574 </tr> |
|
575 <?php endif; |
|
576 if ( get_header_image() ) : ?> |
|
577 <tr valign="top"> |
|
578 <th scope="row"><?php _e( 'Remove Image' ); ?></th> |
|
579 <td> |
|
580 <p><?php _e( 'This will remove the header image. You will not be able to restore any customizations.' ) ?></p> |
|
581 <?php submit_button( __( 'Remove Header Image' ), 'button', 'removeheader', false ); ?> |
|
582 </td> |
|
583 </tr> |
|
584 <?php endif; |
|
585 |
|
586 $default_image = get_theme_support( 'custom-header', 'default-image' ); |
|
587 if ( $default_image && get_header_image() != $default_image ) : ?> |
|
588 <tr valign="top"> |
|
589 <th scope="row"><?php _e( 'Reset Image' ); ?></th> |
|
590 <td> |
|
591 <p><?php _e( 'This will restore the original header image. You will not be able to restore any customizations.' ) ?></p> |
|
592 <?php submit_button( __( 'Restore Original Header Image' ), 'button', 'resetheader', false ); ?> |
|
593 </td> |
|
594 </tr> |
|
595 <?php endif; ?> |
|
596 </tbody> |
|
597 </table> |
|
598 |
|
599 <?php if ( current_theme_supports( 'custom-header', 'header-text' ) ) : ?> |
|
600 |
|
601 <h3><?php _e( 'Header Text' ); ?></h3> |
|
602 |
|
603 <table class="form-table"> |
|
604 <tbody> |
|
605 <tr valign="top"> |
|
606 <th scope="row"><?php _e( 'Header Text' ); ?></th> |
|
607 <td> |
|
608 <p> |
|
609 <label><input type="checkbox" name="display-header-text" id="display-header-text"<?php checked( display_header_text() ); ?> /> <?php _e( 'Show header text with your image.' ); ?></label> |
|
610 </p> |
|
611 </td> |
|
612 </tr> |
|
613 |
|
614 <tr valign="top" class="displaying-header-text"> |
|
615 <th scope="row"><?php _e( 'Text Color' ); ?></th> |
|
616 <td> |
|
617 <p> |
|
618 <?php |
|
619 $header_textcolor = display_header_text() ? get_header_textcolor() : get_theme_support( 'custom-header', 'default-text-color' ); |
|
620 $default_color = ''; |
|
621 if ( current_theme_supports( 'custom-header', 'default-text-color' ) ) { |
|
622 $default_color = '#' . get_theme_support( 'custom-header', 'default-text-color' ); |
|
623 $default_color_attr = ' data-default-color="' . esc_attr( $default_color ) . '"'; |
|
624 echo '<input type="text" name="text-color" id="text-color" value="#' . esc_attr( $header_textcolor ) . '"' . $default_color_attr . ' />'; |
|
625 if ( $default_color ) |
|
626 echo ' <span class="description hide-if-js">' . sprintf( _x( 'Default: %s', 'color' ), $default_color ) . '</span>'; |
|
627 } |
|
628 ?> |
|
629 </p> |
|
630 </td> |
|
631 </tr> |
|
632 </tbody> |
|
633 </table> |
|
634 <?php endif; |
|
635 |
|
636 /** |
|
637 * Fires just before the submit button in the custom header options form. |
|
638 * |
|
639 * @since 3.1.0 |
|
640 */ |
|
641 do_action( 'custom_header_options' ); |
|
642 |
|
643 wp_nonce_field( 'custom-header-options', '_wpnonce-custom-header-options' ); ?> |
|
644 |
|
645 <?php submit_button( null, 'primary', 'save-header-options' ); ?> |
|
646 </form> |
|
647 </div> |
|
648 |
|
649 <?php } |
|
650 |
|
651 /** |
|
652 * Display second step of custom header image page. |
|
653 * |
|
654 * @since 2.1.0 |
|
655 */ |
|
656 function step_2() { |
|
657 check_admin_referer('custom-header-upload', '_wpnonce-custom-header-upload'); |
|
658 if ( ! current_theme_supports( 'custom-header', 'uploads' ) ) |
|
659 wp_die( __( 'Cheatin’ uh?' ) ); |
|
660 |
|
661 if ( empty( $_POST ) && isset( $_GET['file'] ) ) { |
|
662 $attachment_id = absint( $_GET['file'] ); |
|
663 $file = get_attached_file( $attachment_id, true ); |
|
664 $url = wp_get_attachment_image_src( $attachment_id, 'full'); |
|
665 $url = $url[0]; |
|
666 } elseif ( isset( $_POST ) ) { |
|
667 extract($this->step_2_manage_upload()); |
|
668 } |
|
669 |
|
670 if ( file_exists( $file ) ) { |
|
671 list( $width, $height, $type, $attr ) = getimagesize( $file ); |
|
672 } else { |
|
673 $data = wp_get_attachment_metadata( $attachment_id ); |
|
674 $height = isset( $data[ 'height' ] ) ? $data[ 'height' ] : 0; |
|
675 $width = isset( $data[ 'width' ] ) ? $data[ 'width' ] : 0; |
|
676 unset( $data ); |
|
677 } |
|
678 |
|
679 $max_width = 0; |
|
680 // For flex, limit size of image displayed to 1500px unless theme says otherwise |
|
681 if ( current_theme_supports( 'custom-header', 'flex-width' ) ) |
|
682 $max_width = 1500; |
|
683 |
|
684 if ( current_theme_supports( 'custom-header', 'max-width' ) ) |
|
685 $max_width = max( $max_width, get_theme_support( 'custom-header', 'max-width' ) ); |
|
686 $max_width = max( $max_width, get_theme_support( 'custom-header', 'width' ) ); |
|
687 |
|
688 // If flexible height isn't supported and the image is the exact right size |
|
689 if ( ! current_theme_supports( 'custom-header', 'flex-height' ) && ! current_theme_supports( 'custom-header', 'flex-width' ) |
|
690 && $width == get_theme_support( 'custom-header', 'width' ) && $height == get_theme_support( 'custom-header', 'height' ) ) |
|
691 { |
|
692 // Add the meta-data |
|
693 if ( file_exists( $file ) ) |
|
694 wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $file ) ); |
|
695 |
|
696 $this->set_header_image( compact( 'url', 'attachment_id', 'width', 'height' ) ); |
|
697 |
|
698 /** |
|
699 * Fires after the header image is set or an error is returned. |
|
700 * |
|
701 * @since 2.1.0 |
|
702 * |
|
703 * @param string $file Path to the file. |
|
704 * @param int $attachment_id Attachment ID. |
|
705 */ |
|
706 do_action( 'wp_create_file_in_uploads', $file, $attachment_id ); // For replication |
|
707 |
|
708 return $this->finished(); |
|
709 } elseif ( $width > $max_width ) { |
|
710 $oitar = $width / $max_width; |
|
711 $image = wp_crop_image($attachment_id, 0, 0, $width, $height, $max_width, $height / $oitar, false, str_replace(basename($file), 'midsize-'.basename($file), $file)); |
|
712 if ( ! $image || is_wp_error( $image ) ) |
|
713 wp_die( __( 'Image could not be processed. Please go back and try again.' ), __( 'Image Processing Error' ) ); |
|
714 |
|
715 /** This filter is documented in wp-admin/custom-header.php */ |
|
716 $image = apply_filters( 'wp_create_file_in_uploads', $image, $attachment_id ); // For replication |
|
717 |
|
718 $url = str_replace(basename($url), basename($image), $url); |
|
719 $width = $width / $oitar; |
|
720 $height = $height / $oitar; |
|
721 } else { |
|
722 $oitar = 1; |
|
723 } |
|
724 ?> |
|
725 |
|
726 <div class="wrap"> |
|
727 <?php screen_icon(); ?> |
|
728 <h2><?php _e( 'Crop Header Image' ); ?></h2> |
|
729 |
|
730 <form method="post" action="<?php echo esc_url(add_query_arg('step', 3)); ?>"> |
|
731 <p class="hide-if-no-js"><?php _e('Choose the part of the image you want to use as your header.'); ?></p> |
|
732 <p class="hide-if-js"><strong><?php _e( 'You need Javascript to choose a part of the image.'); ?></strong></p> |
|
733 |
|
734 <div id="crop_image" style="position: relative"> |
|
735 <img src="<?php echo esc_url( $url ); ?>" id="upload" width="<?php echo $width; ?>" height="<?php echo $height; ?>" /> |
|
736 </div> |
|
737 |
|
738 <input type="hidden" name="x1" id="x1" value="0"/> |
|
739 <input type="hidden" name="y1" id="y1" value="0"/> |
|
740 <input type="hidden" name="width" id="width" value="<?php echo esc_attr( $width ); ?>"/> |
|
741 <input type="hidden" name="height" id="height" value="<?php echo esc_attr( $height ); ?>"/> |
|
742 <input type="hidden" name="attachment_id" id="attachment_id" value="<?php echo esc_attr( $attachment_id ); ?>" /> |
|
743 <input type="hidden" name="oitar" id="oitar" value="<?php echo esc_attr( $oitar ); ?>" /> |
|
744 <?php if ( empty( $_POST ) && isset( $_GET['file'] ) ) { ?> |
|
745 <input type="hidden" name="create-new-attachment" value="true" /> |
|
746 <?php } ?> |
|
747 <?php wp_nonce_field( 'custom-header-crop-image' ) ?> |
|
748 |
|
749 <p class="submit"> |
|
750 <?php submit_button( __( 'Crop and Publish' ), 'primary', 'submit', false ); ?> |
|
751 <?php |
|
752 if ( isset( $oitar ) && 1 == $oitar && ( current_theme_supports( 'custom-header', 'flex-height' ) || current_theme_supports( 'custom-header', 'flex-width' ) ) ) |
|
753 submit_button( __( 'Skip Cropping, Publish Image as Is' ), 'secondary', 'skip-cropping', false ); |
|
754 ?> |
|
755 </p> |
|
756 </form> |
|
757 </div> |
|
758 <?php |
|
759 } |
|
760 |
|
761 |
|
762 /** |
|
763 * Upload the file to be cropped in the second step. |
|
764 * |
|
765 * @since 3.4.0 |
|
766 */ |
|
767 function step_2_manage_upload() { |
|
768 $overrides = array('test_form' => false); |
|
769 |
|
770 $uploaded_file = $_FILES['import']; |
|
771 $wp_filetype = wp_check_filetype_and_ext( $uploaded_file['tmp_name'], $uploaded_file['name'], false ); |
|
772 if ( ! wp_match_mime_types( 'image', $wp_filetype['type'] ) ) |
|
773 wp_die( __( 'The uploaded file is not a valid image. Please try again.' ) ); |
|
774 |
|
775 $file = wp_handle_upload($uploaded_file, $overrides); |
|
776 |
|
777 if ( isset($file['error']) ) |
|
778 wp_die( $file['error'], __( 'Image Upload Error' ) ); |
|
779 |
|
780 $url = $file['url']; |
|
781 $type = $file['type']; |
|
782 $file = $file['file']; |
|
783 $filename = basename($file); |
|
784 |
|
785 // Construct the object array |
|
786 $object = array( |
|
787 'post_title' => $filename, |
|
788 'post_content' => $url, |
|
789 'post_mime_type' => $type, |
|
790 'guid' => $url, |
|
791 'context' => 'custom-header' |
|
792 ); |
|
793 |
|
794 // Save the data |
|
795 $attachment_id = wp_insert_attachment( $object, $file ); |
|
796 return compact( 'attachment_id', 'file', 'filename', 'url', 'type' ); |
|
797 } |
|
798 |
|
799 /** |
|
800 * Display third step of custom header image page. |
|
801 * |
|
802 * @since 2.1.0 |
|
803 */ |
|
804 function step_3() { |
|
805 check_admin_referer( 'custom-header-crop-image' ); |
|
806 |
|
807 if ( ! current_theme_supports( 'custom-header', 'uploads' ) ) |
|
808 wp_die( __( 'Cheatin’ uh?' ) ); |
|
809 |
|
810 if ( ! empty( $_POST['skip-cropping'] ) && ! ( current_theme_supports( 'custom-header', 'flex-height' ) || current_theme_supports( 'custom-header', 'flex-width' ) ) ) |
|
811 wp_die( __( 'Cheatin’ uh?' ) ); |
|
812 |
|
813 if ( $_POST['oitar'] > 1 ) { |
|
814 $_POST['x1'] = $_POST['x1'] * $_POST['oitar']; |
|
815 $_POST['y1'] = $_POST['y1'] * $_POST['oitar']; |
|
816 $_POST['width'] = $_POST['width'] * $_POST['oitar']; |
|
817 $_POST['height'] = $_POST['height'] * $_POST['oitar']; |
|
818 } |
|
819 |
|
820 $attachment_id = absint( $_POST['attachment_id'] ); |
|
821 $original = get_attached_file($attachment_id); |
|
822 |
|
823 |
|
824 $max_width = 0; |
|
825 // For flex, limit size of image displayed to 1500px unless theme says otherwise |
|
826 if ( current_theme_supports( 'custom-header', 'flex-width' ) ) |
|
827 $max_width = 1500; |
|
828 |
|
829 if ( current_theme_supports( 'custom-header', 'max-width' ) ) |
|
830 $max_width = max( $max_width, get_theme_support( 'custom-header', 'max-width' ) ); |
|
831 $max_width = max( $max_width, get_theme_support( 'custom-header', 'width' ) ); |
|
832 |
|
833 if ( ( current_theme_supports( 'custom-header', 'flex-height' ) && ! current_theme_supports( 'custom-header', 'flex-width' ) ) || $_POST['width'] > $max_width ) |
|
834 $dst_height = absint( $_POST['height'] * ( $max_width / $_POST['width'] ) ); |
|
835 elseif ( current_theme_supports( 'custom-header', 'flex-height' ) && current_theme_supports( 'custom-header', 'flex-width' ) ) |
|
836 $dst_height = absint( $_POST['height'] ); |
|
837 else |
|
838 $dst_height = get_theme_support( 'custom-header', 'height' ); |
|
839 |
|
840 if ( ( current_theme_supports( 'custom-header', 'flex-width' ) && ! current_theme_supports( 'custom-header', 'flex-height' ) ) || $_POST['width'] > $max_width ) |
|
841 $dst_width = absint( $_POST['width'] * ( $max_width / $_POST['width'] ) ); |
|
842 elseif ( current_theme_supports( 'custom-header', 'flex-width' ) && current_theme_supports( 'custom-header', 'flex-height' ) ) |
|
843 $dst_width = absint( $_POST['width'] ); |
|
844 else |
|
845 $dst_width = get_theme_support( 'custom-header', 'width' ); |
|
846 |
|
847 if ( empty( $_POST['skip-cropping'] ) ) |
|
848 $cropped = wp_crop_image( $attachment_id, (int) $_POST['x1'], (int) $_POST['y1'], (int) $_POST['width'], (int) $_POST['height'], $dst_width, $dst_height ); |
|
849 elseif ( ! empty( $_POST['create-new-attachment'] ) ) |
|
850 $cropped = _copy_image_file( $attachment_id ); |
|
851 else |
|
852 $cropped = get_attached_file( $attachment_id ); |
|
853 |
|
854 if ( ! $cropped || is_wp_error( $cropped ) ) |
|
855 wp_die( __( 'Image could not be processed. Please go back and try again.' ), __( 'Image Processing Error' ) ); |
|
856 |
|
857 /** This filter is documented in wp-admin/custom-header.php */ |
|
858 $cropped = apply_filters( 'wp_create_file_in_uploads', $cropped, $attachment_id ); // For replication |
|
859 |
|
860 $parent = get_post($attachment_id); |
|
861 $parent_url = $parent->guid; |
|
862 $url = str_replace( basename( $parent_url ), basename( $cropped ), $parent_url ); |
|
863 |
|
864 $size = @getimagesize( $cropped ); |
|
865 $image_type = ( $size ) ? $size['mime'] : 'image/jpeg'; |
|
866 |
|
867 // Construct the object array |
|
868 $object = array( |
|
869 'ID' => $attachment_id, |
|
870 'post_title' => basename($cropped), |
|
871 'post_content' => $url, |
|
872 'post_mime_type' => $image_type, |
|
873 'guid' => $url, |
|
874 'context' => 'custom-header' |
|
875 ); |
|
876 if ( ! empty( $_POST['create-new-attachment'] ) ) |
|
877 unset( $object['ID'] ); |
|
878 |
|
879 // Update the attachment |
|
880 $attachment_id = wp_insert_attachment( $object, $cropped ); |
|
881 wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $cropped ) ); |
|
882 |
|
883 $width = $dst_width; |
|
884 $height = $dst_height; |
|
885 $this->set_header_image( compact( 'url', 'attachment_id', 'width', 'height' ) ); |
|
886 |
|
887 // cleanup |
|
888 $medium = str_replace( basename( $original ), 'midsize-' . basename( $original ), $original ); |
|
889 if ( file_exists( $medium ) ) { |
|
890 /** |
|
891 * Filter the path of the file to delete. |
|
892 * |
|
893 * @since 2.1.0 |
|
894 * |
|
895 * @param string $medium Path to the file to delete. |
|
896 */ |
|
897 @unlink( apply_filters( 'wp_delete_file', $medium ) ); |
|
898 } |
|
899 |
|
900 if ( empty( $_POST['create-new-attachment'] ) && empty( $_POST['skip-cropping'] ) ) { |
|
901 /** This filter is documented in wp-admin/custom-header.php */ |
|
902 @unlink( apply_filters( 'wp_delete_file', $original ) ); |
|
903 } |
|
904 |
|
905 return $this->finished(); |
|
906 } |
|
907 |
|
908 /** |
|
909 * Display last step of custom header image page. |
|
910 * |
|
911 * @since 2.1.0 |
|
912 */ |
|
913 function finished() { |
|
914 $this->updated = true; |
|
915 $this->step_1(); |
|
916 } |
|
917 |
|
918 /** |
|
919 * Display the page based on the current step. |
|
920 * |
|
921 * @since 2.1.0 |
|
922 */ |
|
923 function admin_page() { |
|
924 if ( ! current_user_can('edit_theme_options') ) |
|
925 wp_die(__('You do not have permission to customize headers.')); |
|
926 $step = $this->step(); |
|
927 if ( 2 == $step ) |
|
928 $this->step_2(); |
|
929 elseif ( 3 == $step ) |
|
930 $this->step_3(); |
|
931 else |
|
932 $this->step_1(); |
|
933 } |
|
934 |
|
935 /** |
|
936 * Unused since 3.5.0. |
|
937 * |
|
938 * @since 3.4.0 |
|
939 */ |
|
940 function attachment_fields_to_edit( $form_fields ) { |
|
941 return $form_fields; |
|
942 } |
|
943 |
|
944 /** |
|
945 * Unused since 3.5.0. |
|
946 * |
|
947 * @since 3.4.0 |
|
948 */ |
|
949 function filter_upload_tabs( $tabs ) { |
|
950 return $tabs; |
|
951 } |
|
952 |
|
953 /** |
|
954 * Choose a header image, selected from existing uploaded and default headers, |
|
955 * or provide an array of uploaded header data (either new, or from media library). |
|
956 * |
|
957 * @param mixed $choice Which header image to select. Allows for values of 'random-default-image', |
|
958 * for randomly cycling among the default images; 'random-uploaded-image', for randomly cycling |
|
959 * among the uploaded images; the key of a default image registered for that theme; and |
|
960 * the key of an image uploaded for that theme (the basename of the URL). |
|
961 * Or an array of arguments: attachment_id, url, width, height. All are required. |
|
962 * |
|
963 * @since 3.4.0 |
|
964 */ |
|
965 final public function set_header_image( $choice ) { |
|
966 if ( is_array( $choice ) || is_object( $choice ) ) { |
|
967 $choice = (array) $choice; |
|
968 if ( ! isset( $choice['attachment_id'] ) || ! isset( $choice['url'] ) ) |
|
969 return; |
|
970 |
|
971 $choice['url'] = esc_url_raw( $choice['url'] ); |
|
972 |
|
973 $header_image_data = (object) array( |
|
974 'attachment_id' => $choice['attachment_id'], |
|
975 'url' => $choice['url'], |
|
976 'thumbnail_url' => $choice['url'], |
|
977 'height' => $choice['height'], |
|
978 'width' => $choice['width'], |
|
979 ); |
|
980 |
|
981 update_post_meta( $choice['attachment_id'], '_wp_attachment_is_custom_header', get_stylesheet() ); |
|
982 set_theme_mod( 'header_image', $choice['url'] ); |
|
983 set_theme_mod( 'header_image_data', $header_image_data ); |
|
984 return; |
|
985 } |
|
986 |
|
987 if ( in_array( $choice, array( 'remove-header', 'random-default-image', 'random-uploaded-image' ) ) ) { |
|
988 set_theme_mod( 'header_image', $choice ); |
|
989 remove_theme_mod( 'header_image_data' ); |
|
990 return; |
|
991 } |
|
992 |
|
993 $uploaded = get_uploaded_header_images(); |
|
994 if ( $uploaded && isset( $uploaded[ $choice ] ) ) { |
|
995 $header_image_data = $uploaded[ $choice ]; |
|
996 |
|
997 } else { |
|
998 $this->process_default_headers(); |
|
999 if ( isset( $this->default_headers[ $choice ] ) ) |
|
1000 $header_image_data = $this->default_headers[ $choice ]; |
|
1001 else |
|
1002 return; |
|
1003 } |
|
1004 |
|
1005 set_theme_mod( 'header_image', esc_url_raw( $header_image_data['url'] ) ); |
|
1006 set_theme_mod( 'header_image_data', $header_image_data ); |
|
1007 } |
|
1008 |
|
1009 /** |
|
1010 * Remove a header image. |
|
1011 * |
|
1012 * @since 3.4.0 |
|
1013 */ |
|
1014 final public function remove_header_image() { |
|
1015 return $this->set_header_image( 'remove-header' ); |
|
1016 } |
|
1017 |
|
1018 /** |
|
1019 * Reset a header image to the default image for the theme. |
|
1020 * |
|
1021 * This method does not do anything if the theme does not have a default header image. |
|
1022 * |
|
1023 * @since 3.4.0 |
|
1024 */ |
|
1025 final public function reset_header_image() { |
|
1026 $this->process_default_headers(); |
|
1027 $default = get_theme_support( 'custom-header', 'default-image' ); |
|
1028 |
|
1029 if ( ! $default ) |
|
1030 return $this->remove_header_image(); |
|
1031 |
|
1032 $default = sprintf( $default, get_template_directory_uri(), get_stylesheet_directory_uri() ); |
|
1033 |
|
1034 $default_data = array(); |
|
1035 foreach ( $this->default_headers as $header => $details ) { |
|
1036 if ( $details['url'] == $default ) { |
|
1037 $default_data = $details; |
|
1038 break; |
|
1039 } |
|
1040 } |
|
1041 |
|
1042 set_theme_mod( 'header_image', $default ); |
|
1043 set_theme_mod( 'header_image_data', (object) $default_data ); |
|
1044 } |
|
1045 } |