image-widget
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image-widget.php
17 years ago
readme.txt
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image-widget.php
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| 1 | <?php |
| 2 | |
| 3 | /* |
| 4 | Plugin Name: Image Widget |
| 5 | Plugin URI: http://www.shaneandpeter.com/wordpress |
| 6 | Description: This widget accepts a title, a link and an image and displays them. The admin panel is separated from the widget to offer independant control |
| 7 | Author: Shane and Peter, Inc. [Contributors: Kevin Miller, Nick Ohrn] |
| 8 | Version: 2.0 |
| 9 | Author URI: http://www.shaneandpeter.com |
| 10 | */ |
| 11 | |
| 12 | class sp_image_widget { |
| 13 | |
| 14 | var $options = array( |
| 15 | 'widget_options' => array( |
| 16 | 'classname' => 'widget_sp_image', |
| 17 | 'description' => 'Showcase a single image with a Title/URL/Description' |
| 18 | ), |
| 19 | 'control_options' => array( |
| 20 | 'width' => null, |
| 21 | 'height' => 200, |
| 22 | 'id_base' => 'sp_image' |
| 23 | ), |
| 24 | 'default_widget_options' => array( |
| 25 | 'title' => '', |
| 26 | 'link' => '', |
| 27 | 'description' => '', |
| 28 | 'image' => '' |
| 29 | ), |
| 30 | 'widget_name' => 'Image Widget' |
| 31 | ); |
| 32 | |
| 33 | var $admin_menu_header = 'Image Widgets'; |
| 34 | |
| 35 | var $is_admin_page = false; |
| 36 | |
| 37 | var $is_widget_id = false; |
| 38 | |
| 39 | function sp_image_widget() { |
| 40 | |
| 41 | $this->is_admin_page = (isset($_GET['page']) && $_GET['page'] == $this->options['control_options']['id_base']) ? true : false; |
| 42 | $this->is_widget_id = (isset($_GET['widget_id'])) ? $_GET['widget_id'] : false; |
| 43 | |
| 44 | add_action('admin_head', array(&$this, 'admin_head')); |
| 45 | add_action('admin_menu', array(&$this, 'admin_menu')); |
| 46 | } |
| 47 | |
| 48 | function admin_head() { |
| 49 | |
| 50 | // TODO: Submit this as a patch to Wordpress |
| 51 | // |
| 52 | // FIX: Fixes the control div from hiccupping when it opens. |
| 53 | ?> |
| 54 | |
| 55 | <style type="text/css"> |
| 56 | |
| 57 | .widget-control { |
| 58 | padding: 0px !important; |
| 59 | } |
| 60 | |
| 61 | .widget-control div.widget-control-actions { |
| 62 | padding: 15px 15px 15px 15px !important; |
| 63 | } |
| 64 | |
| 65 | .widget-control p { |
| 66 | padding: 15px 15px 0 15px !important; |
| 67 | } |
| 68 | |
| 69 | </style> |
| 70 | |
| 71 | <?php |
| 72 | } |
| 73 | |
| 74 | function admin_menu() { |
| 75 | add_management_page($this->options['widget_name'], $this->options['widget_name'], 5, $this->options['control_options']['id_base'], array(&$this, 'control')); |
| 76 | } |
| 77 | |
| 78 | function get_options() { |
| 79 | return get_option('widget_' . $this->options['control_options']['id_base']); |
| 80 | } |
| 81 | |
| 82 | function update_options($options) { |
| 83 | return update_option('widget_' . $this->options['control_options']['id_base'], $options); |
| 84 | } |
| 85 | |
| 86 | function widget($arguments, $widget_arguments = 1) { |
| 87 | |
| 88 | extract($arguments, EXTR_SKIP); |
| 89 | |
| 90 | if (is_numeric($widget_arguments)) { |
| 91 | $widget_arguments = array( 'number' => $widget_arguments ); |
| 92 | } |
| 93 | $widget_arguments = wp_parse_args($widget_arguments, array('number' => -1)); |
| 94 | extract($widget_arguments, EXTR_SKIP); |
| 95 | |
| 96 | $options = $this->get_options(); |
| 97 | if (!isset($options[$number])) { |
| 98 | return; |
| 99 | } |
| 100 | |
| 101 | $widget_options = $options[$number]; |
| 102 | |
| 103 | |
| 104 | $link = !empty($widget_options['link']); |
| 105 | |
| 106 | echo '<div id="'.$this->options['control_options']['id_base'].'-'.$number.'" class="widget '.$this->options['widget_options']['classname'].'">'; |
| 107 | ?> |
| 108 | <?php //echo $before_title; ?> |
| 109 | |
| 110 | <?php if (!empty($widget_options['title'])): ?> |
| 111 | |
| 112 | <?= $before_title ?> |
| 113 | |
| 114 | <?= $widget_options['title'] ?> |
| 115 | |
| 116 | <?= $after_title ?> |
| 117 | |
| 118 | <?php endif; ?> |
| 119 | |
| 120 | <?php if (!empty($widget_options['image'])): ?> |
| 121 | |
| 122 | <?= ($link ? '<a class="' . $this->options['widget_options']['classname'] . '-image-link" href="' . $widget_options['link'] . '">' : '') . '<img class="' . $this->options['widget_options']['classname'] . '-image" src="' . $widget_options['image'] . '" alt="image widget" />' . ($link ? '</a>' : '') ?> |
| 123 | |
| 124 | <?php endif; ?> |
| 125 | |
| 126 | <?php if (!empty($widget_options['description'])): ?> |
| 127 | |
| 128 | <p class="<?= $this->options['widget_options']['classname'] ?>-description" > |
| 129 | <?= ($link ? '<a class="' . $this->options['widget_options']['classname'] . '-image-link-p" href="' . $widget_options['link'] . '">' : '')?> |
| 130 | <?= html_entity_decode($widget_options['description']) ?> |
| 131 | <?= ($link ? '</a>' : '') ?></p> |
| 132 | |
| 133 | <?php endif; ?> |
| 134 | |
| 135 | <?= $after_widget ?> |
| 136 | |
| 137 | <?php |
| 138 | |
| 139 | |
| 140 | } |
| 141 | |
| 142 | function register() { |
| 143 | |
| 144 | if (!$options = $this->get_options()) { |
| 145 | $options = array(); |
| 146 | } |
| 147 | |
| 148 | $id = false; |
| 149 | |
| 150 | foreach (array_keys($options) as $option) { |
| 151 | $widget_options = array_merge(array(), $this->options); |
| 152 | |
| 153 | $id = $this->options['control_options']['id_base'] . '-' . $option; |
| 154 | |
| 155 | wp_register_sidebar_widget($id, $this->options['widget_name'], array(&$this, 'widget'), $this->options['widget_options'], array('number' => $option)); |
| 156 | wp_register_widget_control($id, $this->options['widget_name'], array(&$this, 'control'), $this->options['control_options'], array('number' => $option)); |
| 157 | } |
| 158 | |
| 159 | if (!$id) { |
| 160 | wp_register_sidebar_widget($this->options['control_options']['id_base'] . '-1', $this->options['widget_name'], array(&$this, 'widget'), $this->options['widget_options'], array('number' => -1)); |
| 161 | wp_register_widget_control($this->options['control_options']['id_base'] . '-1', $this->options['widget_name'], array(&$this, 'control'), $this->options['control_options'], array('number' => -1)); |
| 162 | } |
| 163 | } |
| 164 | |
| 165 | |
| 166 | function control($widget_arguments = 1) { |
| 167 | |
| 168 | global $wp_registered_sidebars, $wp_registered_widgets; |
| 169 | static $updated = false; |
| 170 | |
| 171 | if (is_numeric($widget_arguments)) { |
| 172 | $widget_arguments = array('number' => $widget_arguments); |
| 173 | } |
| 174 | $widget_arguments = wp_parse_args( $widget_arguments, array('number' => -1)); |
| 175 | extract($widget_arguments, EXTR_SKIP); |
| 176 | |
| 177 | $options = $this->get_options(); |
| 178 | if (!is_array($options)) { |
| 179 | $options = array(); |
| 180 | } |
| 181 | |
| 182 | if ((!$updated && !empty($_POST['sidebar'])) || ($this->is_admin_page)) { |
| 183 | |
| 184 | $sidebar = (string) $_POST['sidebar']; |
| 185 | |
| 186 | $sidebars_widgets = wp_get_sidebars_widgets(); |
| 187 | if (isset($sidebars_widgets[$sidebar])) { |
| 188 | $this_sidebar =& $sidebars_widgets[$sidebar]; |
| 189 | } else { |
| 190 | $this_sidebar = array(); |
| 191 | } |
| 192 | } |
| 193 | |
| 194 | |
| 195 | // Widget Control |
| 196 | if (!$updated && !empty($_POST['sidebar'])) { |
| 197 | |
| 198 | foreach ($this_sidebar as $_widget_id) { |
| 199 | |
| 200 | if ('widget_' . $this->options['control_options']['id_base'] == $wp_registered_widgets[$_widget_id]['callback'] && isset($wp_registered_widgets[$_widget_id]['params'][0]['number'])) { |
| 201 | |
| 202 | $widget_number = $wp_registered_widgets[$_widget_id]['params'][0]['number']; |
| 203 | |
| 204 | if (!in_array($this->options['control_options']['id_base'] . '-$widget_number', $_POST['widget-id'])) { |
| 205 | unset($options[$widget_number]); |
| 206 | } |
| 207 | } |
| 208 | } |
| 209 | |
| 210 | // |
| 211 | // UNCOMMENT TO USE THE WIDGET CONTROL FOR UPDATING THE INFORMATION INSTEAD, WILL NEED THE FORM PROCESSING CODE |
| 212 | // |
| 213 | foreach ((array) $_POST['widget-' . $this->options['control_options']['id_base']] as $widget_number => $widget_image_instance) { |
| 214 | |
| 215 | $new_options = array_merge($this->options['default_widget_options'], array()); |
| 216 | |
| 217 | // ---------- Update Options: CUSTOM ---------- // |
| 218 | |
| 219 | // WE DON'T USE THIS AS WE DON'T HAVE |
| 220 | // FORM IN THE WIDGET CONTROL!!! |
| 221 | |
| 222 | // ---------- Update Options: CUSTOM ---------- // |
| 223 | |
| 224 | if (!isset($options[$widget_number])) { |
| 225 | $options[$widget_number] = $new_options; |
| 226 | } |
| 227 | } |
| 228 | |
| 229 | $this->update_options($options); |
| 230 | |
| 231 | $updated = true; |
| 232 | |
| 233 | } |
| 234 | |
| 235 | $number = ($number == -1 ? '%i%' : $number); |
| 236 | |
| 237 | // ---------- CUSTOMIZATIONS FOR ADMIN MENU AS WELL AS WIDGET CONTROL ---------- // |
| 238 | if ($this->is_admin_page): |
| 239 | |
| 240 | // Process Form Submission |
| 241 | if ($_POST[$this->options['control_options']['id_base'] . '-submit']) { |
| 242 | |
| 243 | $new_options = array_merge($this->options['default_widget_options'], array()); |
| 244 | |
| 245 | // ---------- Update Options: CUSTOM ---------- // |
| 246 | |
| 247 | // strip off the sidebar ID that we appended in the dropdown form for navigation |
| 248 | $split_it = explode('&',$_POST['sp_image_admin_dropdown']); |
| 249 | |
| 250 | $_POST['sp_image_admin_dropdown'] = $split_it[0]; |
| 251 | |
| 252 | // sanitize the title by removing all non ASCII characters - this include funky quotes, etc. from Word documents |
| 253 | $new_options['title'] = $_POST[$this->options['control_options']['id_base'] . '-title']; |
| 254 | $new_options['title'] = ereg_replace("[^A-Za-z0-9 _!-@#$%^&*()_+={}\":<>?/.,;'|\\~`]", "", $new_options['title']); |
| 255 | $new_options['title'] = htmlentities(stripslashes($new_options['title'])); |
| 256 | |
| 257 | $new_options['link'] = htmlentities(stripslashes($_POST[$this->options['control_options']['id_base'] . '-link'])); |
| 258 | |
| 259 | $new_options['description'] = $_POST[$this->options['control_options']['id_base'] . '-description']; |
| 260 | $new_options['description'] = ereg_replace("[^A-Za-z0-9 _!-@#$%^&*()_+={}\":<>?/.,;'|\\~`]", "", $new_options['description']); |
| 261 | $new_options['description'] = htmlentities(stripslashes($new_options['description'])); |
| 262 | |
| 263 | if ($_FILES[$this->options['control_options']['id_base'] . '-image']['size'] > 0) { |
| 264 | |
| 265 | $file = wp_handle_upload($_FILES[$this->options['control_options']['id_base'] . '-image'], array('test_form' => false, 'unique_filename_callback' => array($this,'sp_unique_filename') )); |
| 266 | |
| 267 | // Required Debug |
| 268 | if (isset($file['error'])) { |
| 269 | die($file['error']); |
| 270 | } |
| 271 | |
| 272 | $_url = str_replace(basename($file['file']), '', $file['url']); |
| 273 | $_path = str_replace(basename($file['file']), '', $file['file']); |
| 274 | $_extension = explode('/', $_FILES[$this->options['control_options']['id_base'] . '-image']['type']); |
| 275 | $_target = $this->options['control_options']['id_base'] . '-' . $_POST['sp_image_admin_dropdown'] . '-' . time() . '.' . $_extension[1]; |
| 276 | |
| 277 | rename($file['file'], $_path . $_target); |
| 278 | |
| 279 | $url = $_url . $_target; |
| 280 | $type = $file['type']; |
| 281 | $file = $_path . $_target; |
| 282 | $file_name = basename($file); |
| 283 | |
| 284 | // Construct the object array |
| 285 | $_post_object = array( |
| 286 | 'post_title' => $file_name, |
| 287 | 'post_content' => $url, |
| 288 | 'post_mime_type' => $type, |
| 289 | 'guid' => $url |
| 290 | ); |
| 291 | |
| 292 | $_post_id = wp_insert_attachment($_post_object, $file); |
| 293 | list($width, $height, $type, $attributes) = getimagesize($file); |
| 294 | |
| 295 | wp_update_attachment_metadata($id, wp_generate_attachment_metadata($_post_id, $file)); |
| 296 | |
| 297 | do_action('wp_create_file_in_uploads', $file, $_post_id); |
| 298 | |
| 299 | $new_options['image'] = htmlentities(stripslashes($url)); |
| 300 | |
| 301 | } else { |
| 302 | $new_options['image'] = $options[$_POST['sp_image_admin_dropdown']]['image']; |
| 303 | } |
| 304 | |
| 305 | $options[$_POST['sp_image_admin_dropdown']] = $new_options; |
| 306 | |
| 307 | // ---------- Update Options: CUSTOM ---------- // |
| 308 | |
| 309 | $this->update_options($options); |
| 310 | } |
| 311 | |
| 312 | $dropdown = array(); |
| 313 | $first_widget_id = false; |
| 314 | $first_sidebar = false; |
| 315 | |
| 316 | foreach ($sidebars_widgets as $_sidebar => $_widgets) { |
| 317 | |
| 318 | if (!isset($dropdown[$_sidebar])) { |
| 319 | $dropdown[$_sidebar] = array(); |
| 320 | } |
| 321 | |
| 322 | foreach ($sidebars_widgets[$_sidebar] as $_widget) { |
| 323 | |
| 324 | $_t = explode('-', $_widget); |
| 325 | $_widget_class = $_t[0]; |
| 326 | $_widget_id = $_t[1]; |
| 327 | |
| 328 | if (isset($options[$_widget_id])) { |
| 329 | |
| 330 | $first_widget_id = $first_widget_id ? $first_widget_id : $_widget_id; |
| 331 | $first_sidebar = $first_sidebar ? $first_sidebar : $_sidebar; |
| 332 | |
| 333 | array_push($dropdown[$_sidebar], |
| 334 | array( |
| 335 | 'id' => $_widget_id, |
| 336 | 'classname' => $_widget_class, |
| 337 | 'options' => $options[$_widget_id], |
| 338 | 'selected' => (($this->is_widget_id == $_widget_id) ? true : false) |
| 339 | ) |
| 340 | ); |
| 341 | |
| 342 | } |
| 343 | |
| 344 | } |
| 345 | |
| 346 | } |
| 347 | |
| 348 | if ($this->is_widget_id && isset($options[$this->is_widget_id])) { |
| 349 | $form_options = $options[$this->is_widget_id]; |
| 350 | } else { |
| 351 | $form_options = $options[$first_widget_id]; |
| 352 | $dropdown[$first_sidebar][0]['selected'] = true; |
| 353 | } |
| 354 | |
| 355 | ?> |
| 356 | |
| 357 | <div class="wrap"> |
| 358 | |
| 359 | <h2><?= $this->admin_menu_header ?></h2> |
| 360 | |
| 361 | <?php if (!$first_widget_id): ?> |
| 362 | |
| 363 | <p> |
| 364 | You must add a widget to a sidebar (Design » Widgets) before you can edit one. |
| 365 | </p> |
| 366 | |
| 367 | <?php else: ?> |
| 368 | |
| 369 | <form name="form_<?= $this->options['control_options']['id_base'] ?>" method="post" action="<?= str_replace('%7E', '~', $_SERVER['REQUEST_URI']) ?>" enctype="multipart/form-data"> |
| 370 | |
| 371 | <p> |
| 372 | Select which Image Widget you would like to edit. |
| 373 | </p> |
| 374 | |
| 375 | <p> |
| 376 | |
| 377 | <select id="sp_image_admin_dropdown" name="sp_image_admin_dropdown" style="width: 400px;" > |
| 378 | |
| 379 | <?php foreach ($dropdown as $_sidebar => $_info): ?> |
| 380 | |
| 381 | <?php $_widget_count = 1; ?> |
| 382 | |
| 383 | <?php foreach ($dropdown[$_sidebar] as $_widget): ?> |
| 384 | |
| 385 | <option value="<?= $_widget['id'].'&sidebar='.$_sidebar ?>" <?= ($_widget['selected'] ? ' SELECTED ' : '') ?>><?= $wp_registered_sidebars[$_sidebar]['name'] ?> » <?= $this->ordinalize($_widget_count) ?> widget</option> |
| 386 | |
| 387 | <?php $_widget_count++; ?> |
| 388 | |
| 389 | <?php endforeach; ?> |
| 390 | |
| 391 | <?php endforeach; ?> |
| 392 | |
| 393 | </select> |
| 394 | |
| 395 | <script type='text/javascript'> |
| 396 | /* <![CDATA[ */ |
| 397 | var sp_image_admin_dropdown = document.getElementById('sp_image_admin_dropdown'); |
| 398 | sp_image_admin_dropdown.onchange = function() { |
| 399 | widget_num = sp_image_admin_dropdown.options[sp_image_admin_dropdown.selectedIndex].value.split('&'); |
| 400 | if (widget_num[0] > 0) { |
| 401 | location.href = '<?= get_option('home'); ?>/wp-admin/tools.php?page=<?= $this->options['control_options']['id_base'] ?>&widget_id=' + sp_image_admin_dropdown.options[sp_image_admin_dropdown.selectedIndex].value; |
| 402 | } |
| 403 | } |
| 404 | /* ]]> */ |
| 405 | </script> |
| 406 | |
| 407 | </p> |
| 408 | |
| 409 | <table class="form-table"> |
| 410 | <tbody> |
| 411 | |
| 412 | <tr> |
| 413 | <th> |
| 414 | <label for="<?= $this->options['control_options']['id_base'] ?>[<?= $number ?>][title]"><?= _e('Title:') ?></label> |
| 415 | </th> |
| 416 | <td> |
| 417 | <input type="text" id="<?= $this->options['control_options']['id_base'] ?>[<?= $number ?>][title]" name="<?= $this->options['control_options']['id_base'] ?>-title" value="<?= $form_options['title'] ?>" /> |
| 418 | </td> |
| 419 | </tr> |
| 420 | |
| 421 | <tr> |
| 422 | <th> |
| 423 | <label for="<?= $this->options['control_options']['id_base'] ?>[<?= $number ?>][link]"><?= _e('Link:') ?></label> |
| 424 | </th> |
| 425 | <td> |
| 426 | <input type="text" id="<?= $this->options['control_options']['id_base'] ?>[<?= $number ?>][link]" name="<?= $this->options['control_options']['id_base'] ?>-link" value="<?= $form_options['link'] ?>" > |
| 427 | </td> |
| 428 | </tr> |
| 429 | |
| 430 | <tr> |
| 431 | <th> |
| 432 | <label for="<?= $this->options['control_options']['id_base'] ?>[<?= $number ?>][description]"><?= _e('Description:') ?></label> |
| 433 | </th> |
| 434 | <td> |
| 435 | <textarea type="text" id="<?= $this->options['control_options']['id_base'] ?>[<?= $number ?>][description]" name="<?= $this->options['control_options']['id_base'] ?>-description"><?= $form_options['description'] ?></textarea> |
| 436 | </td> |
| 437 | </tr> |
| 438 | <tr> |
| 439 | <th> |
| 440 | <label for="<?= $this->options['control_options']['id_base'] ?>[<?= $number ?>][image]"><?= _e('Image:') ?></label> |
| 441 | </th> |
| 442 | <td> |
| 443 | <input type="file" id="<?= $this->options['control_options']['id_base'] ?>[<?= $number ?>][image]" name="<?= $this->options['control_options']['id_base'] ?>-image" /> |
| 444 | </td> |
| 445 | </tr> |
| 446 | |
| 447 | <tr> |
| 448 | <th> |
| 449 | <label><?= _e('Preview Image:') ?></label> |
| 450 | </th> |
| 451 | <td> |
| 452 | <?php if ($form_options['image']): ?> |
| 453 | <img src="<?= $form_options['image'] ?>" border="0" /> |
| 454 | <?php endif; ?> |
| 455 | </td> |
| 456 | </tr> |
| 457 | |
| 458 | </tbody> |
| 459 | </table> |
| 460 | |
| 461 | <p class="submit"> |
| 462 | <input type="submit" value="Save" id="<?= $this->options['control_options']['id_base'] ?>[<?= $number ?>][submit]" name="<?= $this->options['control_options']['id_base'] ?>-submit" value="1" /> |
| 463 | </p> |
| 464 | |
| 465 | <?= wp_nonce_field($this->options['control_options']['id_base']) ?> |
| 466 | |
| 467 | </form> |
| 468 | |
| 469 | <?php endif; ?> |
| 470 | |
| 471 | </div> |
| 472 | |
| 473 | <?php else: ?> |
| 474 | |
| 475 | <p> |
| 476 | <small>To edit the properties of this widget visit: |
| 477 | <br /> |
| 478 | <?php if ($_GET['sidebar']) $_sidebar = $_GET['sidebar']; else $_sidebar = 'sidebar-1'; ?> |
| 479 | Manage » <a href="../wp-admin/tools.php?page=<?= $this->options['control_options']['id_base'] ?>&widget_id=<?= $number ?>&sidebar=<?php echo $_sidebar; ?>"><?= $this->options['widget_name'] ?></a></small> |
| 480 | <input type="hidden" id="widget-sp_image-submit-<?= $number ?>" name="widget-sp_image[<?= $number ?>][submit]" value="1" /> |
| 481 | </p> |
| 482 | |
| 483 | <?php |
| 484 | endif; |
| 485 | |
| 486 | } |
| 487 | |
| 488 | function ordinalize($number) { |
| 489 | |
| 490 | if (in_array(($number % 100), range(11, 13))) { |
| 491 | return $number . 'th'; |
| 492 | } else { |
| 493 | |
| 494 | switch (($number % 10)) { |
| 495 | case 1: |
| 496 | |
| 497 | return $number . 'st'; |
| 498 | break; |
| 499 | |
| 500 | case 2: |
| 501 | |
| 502 | return $number . 'nd'; |
| 503 | break; |
| 504 | |
| 505 | case 3: |
| 506 | |
| 507 | return $number . 'rd'; |
| 508 | |
| 509 | default: |
| 510 | |
| 511 | return $number . 'th'; |
| 512 | break; |
| 513 | } |
| 514 | } |
| 515 | } |
| 516 | |
| 517 | } |
| 518 | |
| 519 | // Instantiate class |
| 520 | $sp_image = new sp_image_widget(); |
| 521 | |
| 522 | // Load actions |
| 523 | add_action('widgets_init', array($sp_image, 'register')); |
| 524 | |
| 525 | ?> |
| 526 |