[44] | 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 unknown
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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 unknown
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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 | * PHP4 Constructor - Register administration header callback.
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| 29 | *
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| 30 | * @since unknown
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| 31 | * @param callback $admin_header_callback
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| 32 | * @return Custom_Image_Header
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| 33 | */
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| 34 | function Custom_Image_Header($admin_header_callback) {
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| 35 | $this->admin_header_callback = $admin_header_callback;
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| 36 | }
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| 37 |
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| 38 | /**
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| 39 | * Setup the hooks for the Custom Header admin page.
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| 40 | *
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| 41 | * @since unknown
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| 42 | */
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| 43 | function init() {
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| 44 | $page = add_theme_page(__('Custom Header'), __('Custom Header'), 'edit_themes', 'custom-header', array(&$this, 'admin_page'));
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| 45 |
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| 46 | add_action("admin_print_scripts-$page", array(&$this, 'js_includes'));
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| 47 | add_action("admin_print_styles-$page", array(&$this, 'css_includes'));
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| 48 | add_action("admin_head-$page", array(&$this, 'take_action'), 50);
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| 49 | add_action("admin_head-$page", array(&$this, 'js'), 50);
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| 50 | add_action("admin_head-$page", $this->admin_header_callback, 51);
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| 51 | }
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| 52 |
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| 53 | /**
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| 54 | * Get the current step.
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| 55 | *
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| 56 | * @since unknown
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| 57 | *
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| 58 | * @return int Current step
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| 59 | */
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| 60 | function step() {
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| 61 | if ( ! isset( $_GET['step'] ) )
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| 62 | return 1;
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| 63 |
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| 64 | $step = (int) $_GET['step'];
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| 65 | if ( $step < 1 || 3 < $step )
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| 66 | $step = 1;
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| 67 |
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| 68 | return $step;
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| 69 | }
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| 70 |
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| 71 | /**
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| 72 | * Setup the enqueue for the JavaScript files.
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| 73 | *
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| 74 | * @since unknown
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| 75 | */
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| 76 | function js_includes() {
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| 77 | $step = $this->step();
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| 78 |
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| 79 | if ( 1 == $step )
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| 80 | wp_enqueue_script('farbtastic');
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| 81 | elseif ( 2 == $step )
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| 82 | wp_enqueue_script('jcrop');
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| 83 | }
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| 84 |
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| 85 | /**
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| 86 | * Setup the enqueue for the CSS files
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| 87 | *
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| 88 | * @since 2.7
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| 89 | */
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| 90 | function css_includes() {
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| 91 | $step = $this->step();
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| 92 |
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| 93 | if ( 1 == $step )
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| 94 | wp_enqueue_style('farbtastic');
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| 95 | elseif ( 2 == $step )
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| 96 | wp_enqueue_style('jcrop');
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| 97 | }
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| 98 |
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| 99 | /**
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| 100 | * Execute custom header modification.
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| 101 | *
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| 102 | * @since unknown
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| 103 | */
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| 104 | function take_action() {
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| 105 | if ( isset( $_POST['textcolor'] ) ) {
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| 106 | check_admin_referer('custom-header');
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| 107 | if ( 'blank' == $_POST['textcolor'] ) {
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| 108 | set_theme_mod('header_textcolor', 'blank');
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| 109 | } else {
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| 110 | $color = preg_replace('/[^0-9a-fA-F]/', '', $_POST['textcolor']);
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| 111 | if ( strlen($color) == 6 || strlen($color) == 3 )
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| 112 | set_theme_mod('header_textcolor', $color);
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| 113 | }
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| 114 | }
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| 115 | if ( isset($_POST['resetheader']) ) {
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| 116 | check_admin_referer('custom-header');
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| 117 | remove_theme_mods();
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| 118 | }
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| 119 | }
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| 120 |
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| 121 | /**
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| 122 | * Execute Javascript depending on step.
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| 123 | *
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| 124 | * @since unknown
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| 125 | */
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| 126 | function js() {
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| 127 | $step = $this->step();
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| 128 | if ( 1 == $step )
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| 129 | $this->js_1();
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| 130 | elseif ( 2 == $step )
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| 131 | $this->js_2();
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| 132 | }
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| 133 |
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| 134 | /**
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| 135 | * Display Javascript based on Step 1.
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| 136 | *
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| 137 | * @since unknown
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| 138 | */
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| 139 | function js_1() { ?>
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| 140 | <script type="text/javascript">
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| 141 | var buttons = ['#name', '#desc', '#pickcolor', '#defaultcolor'];
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| 142 | var farbtastic;
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| 143 |
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| 144 | function pickColor(color) {
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| 145 | jQuery('#name').css('color', color);
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| 146 | jQuery('#desc').css('color', color);
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| 147 | jQuery('#textcolor').val(color);
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| 148 | farbtastic.setColor(color);
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| 149 | }
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| 150 |
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| 151 | jQuery(document).ready(function() {
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| 152 | jQuery('#pickcolor').click(function() {
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| 153 | jQuery('#colorPickerDiv').show();
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| 154 | });
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| 155 |
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| 156 | jQuery('#hidetext').click(function() {
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| 157 | toggle_text();
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| 158 | });
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| 159 |
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| 160 | farbtastic = jQuery.farbtastic('#colorPickerDiv', function(color) { pickColor(color); });
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| 161 | pickColor('#<?php echo get_theme_mod('header_textcolor', HEADER_TEXTCOLOR); ?>');
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| 162 |
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| 163 | <?php if ( 'blank' == get_theme_mod('header_textcolor', HEADER_TEXTCOLOR) ) { ?>
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| 164 | toggle_text();
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| 165 | <?php } ?>
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| 166 | });
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| 167 |
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| 168 | jQuery(document).mousedown(function(){
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| 169 | // Make the picker disappear, since we're using it in an independant div
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| 170 | hide_picker();
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| 171 | });
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| 172 |
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| 173 | function colorDefault() {
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| 174 | pickColor('#<?php echo HEADER_TEXTCOLOR; ?>');
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| 175 | }
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| 176 |
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| 177 | function hide_picker(what) {
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| 178 | var update = false;
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| 179 | jQuery('#colorPickerDiv').each(function(){
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| 180 | var id = jQuery(this).attr('id');
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| 181 | if (id == what) {
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| 182 | return;
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| 183 | }
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| 184 | var display = jQuery(this).css('display');
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| 185 | if (display == 'block') {
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| 186 | jQuery(this).fadeOut(2);
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| 187 | }
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| 188 | });
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| 189 | }
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| 190 |
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| 191 | function toggle_text(force) {
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| 192 | if(jQuery('#textcolor').val() == 'blank') {
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| 193 | //Show text
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| 194 | jQuery( buttons.toString() ).show();
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| 195 | jQuery('#textcolor').val('<?php echo HEADER_TEXTCOLOR; ?>');
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| 196 | jQuery('#hidetext').val('<?php _e('Hide Text'); ?>');
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| 197 | }
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| 198 | else {
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| 199 | //Hide text
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| 200 | jQuery( buttons.toString() ).hide();
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| 201 | jQuery('#textcolor').val('blank');
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| 202 | jQuery('#hidetext').val('<?php _e('Show Text'); ?>');
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| 203 | }
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| 204 | }
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| 205 |
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| 206 |
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| 207 |
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| 208 | </script>
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| 209 | <?php
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| 210 | }
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| 211 |
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| 212 | /**
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| 213 | * Display Javascript based on Step 2.
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| 214 | *
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| 215 | * @since unknown
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| 216 | */
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| 217 | function js_2() { ?>
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| 218 | <script type="text/javascript">
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| 219 | function onEndCrop( coords ) {
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| 220 | jQuery( '#x1' ).val(coords.x);
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| 221 | jQuery( '#y1' ).val(coords.y);
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| 222 | jQuery( '#x2' ).val(coords.x2);
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| 223 | jQuery( '#y2' ).val(coords.y2);
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| 224 | jQuery( '#width' ).val(coords.w);
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| 225 | jQuery( '#height' ).val(coords.h);
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| 226 | }
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| 227 |
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| 228 | // with a supplied ratio
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| 229 | jQuery(document).ready(function() {
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| 230 | var xinit = <?php echo HEADER_IMAGE_WIDTH; ?>;
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| 231 | var yinit = <?php echo HEADER_IMAGE_HEIGHT; ?>;
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| 232 | var ratio = xinit / yinit;
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| 233 | var ximg = jQuery('#upload').width();
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| 234 | var yimg = jQuery('#upload').height();
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| 235 |
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| 236 | //set up default values
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| 237 | jQuery( '#x1' ).val(0);
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| 238 | jQuery( '#y1' ).val(0);
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| 239 | jQuery( '#x2' ).val(xinit);
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| 240 | jQuery( '#y2' ).val(yinit);
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| 241 | jQuery( '#width' ).val(xinit);
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| 242 | jQuery( '#height' ).val(yinit);
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| 243 |
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| 244 | if ( yimg < yinit || ximg < xinit ) {
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| 245 | if ( ximg / yimg > ratio ) {
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| 246 | yinit = yimg;
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| 247 | xinit = yinit * ratio;
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| 248 | } else {
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| 249 | xinit = ximg;
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| 250 | yinit = xinit / ratio;
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| 251 | }
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| 252 | }
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| 253 |
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| 254 | jQuery('#upload').Jcrop({
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| 255 | aspectRatio: ratio,
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| 256 | setSelect: [ 0, 0, xinit, yinit ],
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| 257 | onSelect: onEndCrop
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| 258 | });
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| 259 | });
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| 260 | </script>
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| 261 | <?php
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| 262 | }
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| 263 |
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| 264 | /**
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| 265 | * Display first step of custom header image page.
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| 266 | *
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| 267 | * @since unknown
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| 268 | */
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| 269 | function step_1() {
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| 270 | if ( $_GET['updated'] ) { ?>
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| 271 | <div id="message" class="updated fade">
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| 272 | <p><?php _e('Header updated.') ?></p>
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| 273 | </div>
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| 274 | <?php } ?>
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| 275 |
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| 276 | <div class="wrap">
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| 277 | <?php screen_icon(); ?>
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| 278 | <h2><?php _e('Your Header Image'); ?></h2>
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| 279 | <p><?php _e('This is your header image. You can change the text color or upload and crop a new image.'); ?></p>
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| 280 |
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| 281 | <div id="headimg" style="background-image: url(<?php esc_url(header_image()) ?>);">
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| 282 | <h1><a onclick="return false;" href="<?php bloginfo('url'); ?>" title="<?php bloginfo('name'); ?>" id="name"><?php bloginfo('name'); ?></a></h1>
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| 283 | <div id="desc"><?php bloginfo('description');?></div>
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| 284 | </div>
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| 285 | <?php if ( !defined( 'NO_HEADER_TEXT' ) ) { ?>
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| 286 | <form method="post" action="<?php echo admin_url('themes.php?page=custom-header&updated=true') ?>">
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| 287 | <input type="button" class="button" value="<?php esc_attr_e('Hide Text'); ?>" onclick="hide_text()" id="hidetext" />
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| 288 | <input type="button" class="button" value="<?php esc_attr_e('Select a Text Color'); ?>" id="pickcolor" /><input type="button" class="button" value="<?php esc_attr_e('Use Original Color'); ?>" onclick="colorDefault()" id="defaultcolor" />
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| 289 | <?php wp_nonce_field('custom-header') ?>
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| 290 | <input type="hidden" name="textcolor" id="textcolor" value="#<?php esc_attr(header_textcolor()) ?>" /><input name="submit" type="submit" class="button" value="<?php esc_attr_e('Save Changes'); ?>" /></form>
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| 291 | <?php } ?>
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| 292 |
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| 293 | <div id="colorPickerDiv" style="z-index: 100;background:#eee;border:1px solid #ccc;position:absolute;display:none;"> </div>
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| 294 | </div>
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| 295 | <div class="wrap">
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| 296 | <h2><?php _e('Upload New Header Image'); ?></h2><p><?php _e('Here you can upload a custom header image to be shown at the top of your blog instead of the default one. On the next screen you will be able to crop the image.'); ?></p>
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| 297 | <p><?php printf(__('Images of exactly <strong>%1$d x %2$d pixels</strong> will be used as-is.'), HEADER_IMAGE_WIDTH, HEADER_IMAGE_HEIGHT); ?></p>
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| 298 |
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| 299 | <form enctype="multipart/form-data" id="uploadForm" method="POST" action="<?php echo esc_attr(add_query_arg('step', 2)) ?>" style="margin: auto; width: 50%;">
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| 300 | <label for="upload"><?php _e('Choose an image from your computer:'); ?></label><br /><input type="file" id="upload" name="import" />
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| 301 | <input type="hidden" name="action" value="save" />
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| 302 | <?php wp_nonce_field('custom-header') ?>
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| 303 | <p class="submit">
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| 304 | <input type="submit" value="<?php esc_attr_e('Upload'); ?>" />
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| 305 | </p>
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| 306 | </form>
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| 307 |
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| 308 | </div>
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| 309 |
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| 310 | <?php if ( get_theme_mod('header_image') || get_theme_mod('header_textcolor') ) : ?>
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| 311 | <div class="wrap">
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| 312 | <h2><?php _e('Reset Header Image and Color'); ?></h2>
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| 313 | <p><?php _e('This will restore the original header image and color. You will not be able to retrieve any customizations.') ?></p>
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| 314 | <form method="post" action="<?php echo esc_attr(add_query_arg('step', 1)) ?>">
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| 315 | <?php wp_nonce_field('custom-header'); ?>
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| 316 | <input type="submit" class="button" name="resetheader" value="<?php esc_attr_e('Restore Original Header'); ?>" />
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| 317 | </form>
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| 318 | </div>
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| 319 | <?php endif;
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| 320 |
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| 321 | }
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| 322 |
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| 323 | /**
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| 324 | * Display second step of custom header image page.
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| 325 | *
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| 326 | * @since unknown
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| 327 | */
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| 328 | function step_2() {
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| 329 | check_admin_referer('custom-header');
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| 330 | $overrides = array('test_form' => false);
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| 331 | $file = wp_handle_upload($_FILES['import'], $overrides);
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| 332 |
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| 333 | if ( isset($file['error']) )
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| 334 | die( $file['error'] );
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| 335 |
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| 336 | $url = $file['url'];
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| 337 | $type = $file['type'];
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| 338 | $file = $file['file'];
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| 339 | $filename = basename($file);
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| 340 |
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| 341 | // Construct the object array
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| 342 | $object = array(
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| 343 | 'post_title' => $filename,
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| 344 | 'post_content' => $url,
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| 345 | 'post_mime_type' => $type,
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| 346 | 'guid' => $url);
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| 347 |
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| 348 | // Save the data
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| 349 | $id = wp_insert_attachment($object, $file);
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| 350 |
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| 351 | list($width, $height, $type, $attr) = getimagesize( $file );
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| 352 |
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| 353 | if ( $width == HEADER_IMAGE_WIDTH && $height == HEADER_IMAGE_HEIGHT ) {
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| 354 | // Add the meta-data
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| 355 | wp_update_attachment_metadata( $id, wp_generate_attachment_metadata( $id, $file ) );
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| 356 |
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| 357 | set_theme_mod('header_image', esc_url($url));
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| 358 | do_action('wp_create_file_in_uploads', $file, $id); // For replication
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| 359 | return $this->finished();
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| 360 | } elseif ( $width > HEADER_IMAGE_WIDTH ) {
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| 361 | $oitar = $width / HEADER_IMAGE_WIDTH;
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| 362 | $image = wp_crop_image($file, 0, 0, $width, $height, HEADER_IMAGE_WIDTH, $height / $oitar, false, str_replace(basename($file), 'midsize-'.basename($file), $file));
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| 363 | $image = apply_filters('wp_create_file_in_uploads', $image, $id); // For replication
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| 364 |
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| 365 | $url = str_replace(basename($url), basename($image), $url);
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| 366 | $width = $width / $oitar;
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| 367 | $height = $height / $oitar;
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| 368 | } else {
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| 369 | $oitar = 1;
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| 370 | }
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| 371 | ?>
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| 372 |
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| 373 | <div class="wrap">
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| 374 |
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| 375 | <form method="POST" action="<?php echo esc_attr(add_query_arg('step', 3)) ?>">
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| 376 |
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| 377 | <p><?php _e('Choose the part of the image you want to use as your header.'); ?></p>
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| 378 | <div id="testWrap" style="position: relative">
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| 379 | <img src="<?php echo $url; ?>" id="upload" width="<?php echo $width; ?>" height="<?php echo $height; ?>" />
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| 380 | </div>
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| 381 |
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| 382 | <p class="submit">
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| 383 | <input type="hidden" name="x1" id="x1" />
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| 384 | <input type="hidden" name="y1" id="y1" />
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| 385 | <input type="hidden" name="x2" id="x2" />
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| 386 | <input type="hidden" name="y2" id="y2" />
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| 387 | <input type="hidden" name="width" id="width" />
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| 388 | <input type="hidden" name="height" id="height" />
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| 389 | <input type="hidden" name="attachment_id" id="attachment_id" value="<?php echo esc_attr($id); ?>" />
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| 390 | <input type="hidden" name="oitar" id="oitar" value="<?php echo esc_attr($oitar); ?>" />
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| 391 | <?php wp_nonce_field('custom-header') ?>
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| 392 | <input type="submit" value="<?php esc_attr_e('Crop Header'); ?>" />
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| 393 | </p>
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| 394 |
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| 395 | </form>
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| 396 | </div>
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| 397 | <?php
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| 398 | }
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| 399 |
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| 400 | /**
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| 401 | * Display third step of custom header image page.
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| 402 | *
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| 403 | * @since unknown
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| 404 | */
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| 405 | function step_3() {
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| 406 | check_admin_referer('custom-header');
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| 407 | if ( $_POST['oitar'] > 1 ) {
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| 408 | $_POST['x1'] = $_POST['x1'] * $_POST['oitar'];
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| 409 | $_POST['y1'] = $_POST['y1'] * $_POST['oitar'];
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| 410 | $_POST['width'] = $_POST['width'] * $_POST['oitar'];
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| 411 | $_POST['height'] = $_POST['height'] * $_POST['oitar'];
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| 412 | }
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| 413 |
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| 414 | $original = get_attached_file( $_POST['attachment_id'] );
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| 415 |
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| 416 | $cropped = wp_crop_image($_POST['attachment_id'], $_POST['x1'], $_POST['y1'], $_POST['width'], $_POST['height'], HEADER_IMAGE_WIDTH, HEADER_IMAGE_HEIGHT);
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| 417 | $cropped = apply_filters('wp_create_file_in_uploads', $cropped, $_POST['attachment_id']); // For replication
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| 418 |
|
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| 419 | $parent = get_post($_POST['attachment_id']);
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| 420 | $parent_url = $parent->guid;
|
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| 421 | $url = str_replace(basename($parent_url), basename($cropped), $parent_url);
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| 422 |
|
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| 423 | // Construct the object array
|
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| 424 | $object = array(
|
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| 425 | 'ID' => $_POST['attachment_id'],
|
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| 426 | 'post_title' => basename($cropped),
|
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| 427 | 'post_content' => $url,
|
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| 428 | 'post_mime_type' => 'image/jpeg',
|
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| 429 | 'guid' => $url
|
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| 430 | );
|
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| 431 |
|
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| 432 | // Update the attachment
|
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| 433 | wp_insert_attachment($object, $cropped);
|
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| 434 | wp_update_attachment_metadata( $_POST['attachment_id'], wp_generate_attachment_metadata( $_POST['attachment_id'], $cropped ) );
|
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| 435 |
|
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| 436 | set_theme_mod('header_image', $url);
|
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| 437 |
|
---|
| 438 | // cleanup
|
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| 439 | $medium = str_replace(basename($original), 'midsize-'.basename($original), $original);
|
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| 440 | @unlink( apply_filters( 'wp_delete_file', $medium ) );
|
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| 441 | @unlink( apply_filters( 'wp_delete_file', $original ) );
|
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| 442 |
|
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| 443 | return $this->finished();
|
---|
| 444 | }
|
---|
| 445 |
|
---|
| 446 | /**
|
---|
| 447 | * Display last step of custom header image page.
|
---|
| 448 | *
|
---|
| 449 | * @since unknown
|
---|
| 450 | */
|
---|
| 451 | function finished() {
|
---|
| 452 | ?>
|
---|
| 453 | <div class="wrap">
|
---|
| 454 | <h2><?php _e('Header complete!'); ?></h2>
|
---|
| 455 |
|
---|
| 456 | <p><?php _e('Visit your site and you should see the new header now.'); ?></p>
|
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| 457 |
|
---|
| 458 | </div>
|
---|
| 459 | <?php
|
---|
| 460 | }
|
---|
| 461 |
|
---|
| 462 | /**
|
---|
| 463 | * Display the page based on the current step.
|
---|
| 464 | *
|
---|
| 465 | * @since unknown
|
---|
| 466 | */
|
---|
| 467 | function admin_page() {
|
---|
| 468 | $step = $this->step();
|
---|
| 469 | if ( 1 == $step )
|
---|
| 470 | $this->step_1();
|
---|
| 471 | elseif ( 2 == $step )
|
---|
| 472 | $this->step_2();
|
---|
| 473 | elseif ( 3 == $step )
|
---|
| 474 | $this->step_3();
|
---|
| 475 | }
|
---|
| 476 |
|
---|
| 477 | }
|
---|
| 478 | ?>
|
---|