actions/designadminpanel.php

   1 <?php
   2 /**
   3  * StatusNet, the distributed open-source microblogging tool
   4  *
   5  * Design administration panel
   6  *
   7  * PHP version 5
   8  *
   9  * LICENCE: This program is free software: you can redistribute it and/or modify
  10  * it under the terms of the GNU Affero General Public License as published by
  11  * the Free Software Foundation, either version 3 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU Affero General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Affero General Public License
  20  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21  *
  22  * @category  Settings
  23  * @package   StatusNet
  24  * @author    Evan Prodromou <evan@status.net>
  25  * @author    Zach Copley <zach@status.net>
  26  * @author    Sarven Capadisli <csarven@status.net>
  27  * @copyright 2008-2009 StatusNet, Inc.
  28  * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
  29  * @link      http://status.net/
  30  */
  31
  32 if (!defined('STATUSNET')) {
  33     exit(1);
  34 }
  35
  36 /**
  37  * Administer design settings
  38  *
  39  * @category Admin
  40  * @package  StatusNet
  41  * @author   Evan Prodromou <evan@status.net>
  42  * @author   Zach Copley <zach@status.net>
  43  * @author   Sarven Capadisli <csarven@status.net>
  44  * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
  45  * @link     http://status.net/
  46  */
  47
  48 class DesignadminpanelAction extends AdminPanelAction
  49 {
  50
  51     /* The default site design */
  52     var $design = null;
  53
  54     /**
  55      * Returns the page title
  56      *
  57      * @return string page title
  58      */
  59
  60     function title()
  61     {
  62         return _('Design');
  63     }
  64
  65     /**
  66      * Instructions for using this form.
  67      *
  68      * @return string instructions
  69      */
  70
  71     function getInstructions()
  72     {
  73         return _('Design settings for this StatusNet site.');
  74     }
  75
  76     /**
  77      * Show the site admin panel form
  78      *
  79      * @return void
  80      */
  81
  82     function showForm()
  83     {
  84         $this->design = Design::siteDesign();
  85
  86         $form = new DesignAdminPanelForm($this);
  87         $form->show();
  88         return;
  89     }
  90
  91     /**
  92      * Save settings from the form
  93      *
  94      * @return void
  95      */
  96
  97     function saveSettings()
  98     {
  99         if ($this->arg('save')) {
 100             $this->saveDesignSettings();
 101         } else if ($this->arg('defaults')) {
 102             $this->restoreDefaults();
 103         } else {
 104             $this->success = false;
 105             $this->message = 'Unexpected form submission.';
 106         }
 107     }
 108
 109     /**
 110      * Save the new design settings
 111      *
 112      * @return void
 113      */
 114
 115     function saveDesignSettings()
 116     {
 117
 118         // Workaround for PHP returning empty $_POST and $_FILES when POST
 119         // length > post_max_size in php.ini
 120
 121         if (empty($_FILES)
 122             && empty($_POST)
 123             && ($_SERVER['CONTENT_LENGTH'] > 0)
 124         ) {
 125             $msg = _('The server was unable to handle that much POST ' .
 126                 'data (%s bytes) due to its current configuration.');
 127             $this->success = false;
 128             $this->msg     = $e->getMessage(sprintf($msg, $_SERVER['CONTENT_LENGTH']));
 129             return;
 130         }
 131
 132         // check for an image upload
 133
 134         $bgimage = $this->saveBackgroundImage();
 135
 136         static $settings = array('theme');
 137         $values = array();
 138
 139         foreach ($settings as $setting) {
 140             $values[$setting] = $this->trimmed($setting);
 141         }
 142
 143         // This throws an exception on validation errors
 144         try {
 145             $bgcolor = new WebColor($this->trimmed('design_background'));
 146             $ccolor  = new WebColor($this->trimmed('design_content'));
 147             $sbcolor = new WebColor($this->trimmed('design_sidebar'));
 148             $tcolor  = new WebColor($this->trimmed('design_text'));
 149             $lcolor  = new WebColor($this->trimmed('design_links'));
 150         } catch (WebColorException $e) {
 151             $this->success = false;
 152             $this->msg = $e->getMessage();
 153             return;
 154         }
 155
 156         $onoff = $this->arg('design_background-image_onoff');
 157
 158         $on   = false;
 159         $off  = false;
 160
 161         if ($onoff == 'on') {
 162             $on = true;
 163         } else {
 164             $off = true;
 165         }
 166
 167         $tile = $this->boolean('design_background-image_repeat');
 168
 169         $this->validate($values);
 170
 171         // assert(all values are valid);
 172
 173         $config = new Config();
 174
 175         $config->query('BEGIN');
 176
 177         foreach ($settings as $setting) {
 178             Config::save('site', $setting, $values[$setting]);
 179         }
 180
 181         if (isset($bgimage)) {
 182             Config::save('design', 'backgroundimage', $bgimage);
 183         }
 184
 185         Config::save('design', 'backgroundcolor', $bgcolor->intValue());
 186         Config::save('design', 'contentcolor', $ccolor->intValue());
 187         Config::save('design', 'sidebarcolor', $sbcolor->intValue());
 188         Config::save('design', 'textcolor', $tcolor->intValue());
 189         Config::save('design', 'linkcolor', $lcolor->intValue());
 190
 191         // Hack to use Design's bit setter
 192         $scratch = new Design();
 193         $scratch->setDisposition($on, $off, $tile);
 194
 195         Config::save('design', 'disposition', $scratch->disposition);
 196
 197         $config->query('COMMIT');
 198
 199         return;
 200
 201     }
 202
 203     /**
 204      * Delete a design setting
 205      *
 206      * @return mixed $result false if something didn't work
 207      */
 208
 209     function deleteSetting($section, $setting)
 210     {
 211         $config = new Config();
 212
 213         $config->section = $section;
 214         $config->setting = $setting;
 215
 216         if ($config->find(true)) {
 217             $result = $config->delete();
 218             if (!$result) {
 219                 common_log_db_error($config, 'DELETE', __FILE__);
 220                 $this->clientError(_("Unable to delete design setting."));
 221                 return null;
 222             }
 223         }
 224
 225         return $result;
 226     }
 227
 228     /**
 229       * Restore the default design
 230       *
 231       * @return void
 232       */
 233
 234     function restoreDefaults()
 235     {
 236         $this->deleteSetting('site', 'theme');
 237
 238         $settings = array(
 239             'theme', 'backgroundimage', 'backgroundcolor', 'contentcolor',
 240             'sidebarcolor', 'textcolor', 'linkcolor', 'disposition'
 241         );
 242
 243         foreach ($settings as $setting) {
 244             $this->deleteSetting('design', $setting);
 245         }
 246     }
 247
 248     /**
 249      * Save the background image if the user uploaded one
 250      *
 251      * @return string $filename the filename of the image
 252      */
 253
 254     function saveBackgroundImage()
 255     {
 256         $filename = null;
 257
 258         if ($_FILES['design_background-image_file']['error'] ==
 259             UPLOAD_ERR_OK) {
 260
 261             $filepath = null;
 262
 263             try {
 264                 $imagefile =
 265                     ImageFile::fromUpload('design_background-image_file');
 266             } catch (Exception $e) {
 267                 $this->success = false;
 268                 $this->msg     = $e->getMessage();
 269                 return;
 270             }
 271
 272             // Note: site design background image has a special filename
 273
 274             $filename = Design::filename('site-design-background',
 275                 image_type_to_extension($imagefile->type),
 276                     common_timestamp());
 277
 278             $filepath = Design::path($filename);
 279
 280             move_uploaded_file($imagefile->filepath, $filepath);
 281
 282             // delete any old backround img laying around
 283
 284             if (isset($this->design->backgroundimage)) {
 285                 @unlink(Design::path($design->backgroundimage));
 286             }
 287
 288             return $filename;
 289         }
 290     }
 291
 292     /**
 293      * Attempt to validate setting values
 294      *
 295      * @return void
 296      */
 297
 298     function validate(&$values)
 299     {
 300         if (!in_array($values['theme'], Theme::listAvailable())) {
 301             $this->clientError(sprintf(_("Theme not available: %s"), $values['theme']));
 302         }
 303     }
 304
 305     /**
 306      * Add the Farbtastic stylesheet
 307      *
 308      * @return void
 309      */
 310
 311     function showStylesheets()
 312     {
 313         parent::showStylesheets();
 314         $this->cssLink('css/farbtastic.css','base','screen, projection, tv');
 315     }
 316
 317     /**
 318      * Add the Farbtastic scripts
 319      *
 320      * @return void
 321      */
 322
 323     function showScripts()
 324     {
 325         parent::showScripts();
 326
 327         $this->script('js/farbtastic/farbtastic.js');
 328         $this->script('js/userdesign.go.js');
 329
 330         $this->autofocus('design_background-image_file');
 331     }
 332
 333 }
 334
 335 class DesignAdminPanelForm extends Form
 336 {
 337
 338     /**
 339      * ID of the form
 340      *
 341      * @return int ID of the form
 342      */
 343
 344     function id()
 345     {
 346         return 'form_design_admin_panel';
 347     }
 348
 349     /**
 350      * class of the form
 351      *
 352      * @return string class of the form
 353      */
 354
 355     function formClass()
 356     {
 357         return 'form_settings';
 358     }
 359
 360     /**
 361      * HTTP method used to submit the form
 362      *
 363      * For image data we need to send multipart/form-data
 364      * so we set that here too
 365      *
 366      * @return string the method to use for submitting
 367      */
 368
 369     function method()
 370     {
 371         $this->enctype = 'multipart/form-data';
 372
 373         return 'post';
 374     }
 375
 376     /**
 377      * Action of the form
 378      *
 379      * @return string URL of the action
 380      */
 381
 382     function action()
 383     {
 384         return common_local_url('designadminpanel');
 385     }
 386
 387     /**
 388      * Data elements of the form
 389      *
 390      * @return void
 391      */
 392
 393     function formData()
 394     {
 395
 396         $design = $this->out->design;
 397
 398         $themes = Theme::listAvailable();
 399
 400         asort($themes);
 401
 402         $themes = array_combine($themes, $themes);
 403
 404         $this->out->elementStart('fieldset', array('id' =>
 405             'settings_design_theme'));
 406         $this->out->element('legend', null, _('Change theme'));
 407         $this->out->elementStart('ul', 'form_data');
 408
 409         $this->out->elementStart('li');
 410         $this->out->dropdown('theme', _('Theme'),
 411                              $themes, _('Theme for the site.'),
 412                              false, $this->value('theme'));
 413         $this->out->elementEnd('li');
 414         $this->out->elementEnd('ul');
 415         $this->out->elementEnd('fieldset');
 416
 417
 418         $this->out->elementStart('fieldset', array('id' =>
 419             'settings_design_background-image'));
 420         $this->out->element('legend', null, _('Change background image'));
 421         $this->out->elementStart('ul', 'form_data');
 422         $this->out->elementStart('li');
 423         $this->out->element('label', array('for' => 'design_background-image_file'),
 424                                 _('Background'));
 425         $this->out->element('input', array('name' => 'design_background-image_file',
 426                                      'type' => 'file',
 427                                      'id' => 'design_background-image_file'));
 428         $this->out->element('p', 'form_guide',
 429             sprintf(_('You can upload a background image for the site. ' .
 430               'The maximum file size is %1$s.'), ImageFile::maxFileSize()));
 431         $this->out->element('input', array('name' => 'MAX_FILE_SIZE',
 432                                           'type' => 'hidden',
 433                                           'id' => 'MAX_FILE_SIZE',
 434                                           'value' => ImageFile::maxFileSizeInt()));
 435         $this->out->elementEnd('li');
 436
 437         if (!empty($design->backgroundimage)) {
 438
 439             $this->out->elementStart('li', array('id' =>
 440                 'design_background-image_onoff'));
 441
 442             $this->out->element('img', array('src' =>
 443                 Design::url($design->backgroundimage)));
 444
 445             $attrs = array('name' => 'design_background-image_onoff',
 446                            'type' => 'radio',
 447                            'id' => 'design_background-image_on',
 448                            'class' => 'radio',
 449                            'value' => 'on');
 450
 451             if ($design->disposition & BACKGROUND_ON) {
 452                 $attrs['checked'] = 'checked';
 453             }
 454
 455             $this->out->element('input', $attrs);
 456
 457             $this->out->element('label', array('for' => 'design_background-image_on',
 458                                           'class' => 'radio'),
 459                                           _('On'));
 460
 461             $attrs = array('name' => 'design_background-image_onoff',
 462                            'type' => 'radio',
 463                            'id' => 'design_background-image_off',
 464                            'class' => 'radio',
 465                            'value' => 'off');
 466
 467             if ($design->disposition & BACKGROUND_OFF) {
 468                 $attrs['checked'] = 'checked';
 469             }
 470
 471             $this->out->element('input', $attrs);
 472
 473             $this->out->element('label', array('for' => 'design_background-image_off',
 474                                           'class' => 'radio'),
 475                                           _('Off'));
 476             $this->out->element('p', 'form_guide', _('Turn background image on or off.'));
 477             $this->out->elementEnd('li');
 478
 479             $this->out->elementStart('li');
 480             $this->out->checkbox('design_background-image_repeat',
 481                             _('Tile background image'),
 482                             ($design->disposition & BACKGROUND_TILE) ? true : false);
 483             $this->out->elementEnd('li');
 484         }
 485
 486         $this->out->elementEnd('ul');
 487         $this->out->elementEnd('fieldset');
 488
 489         $this->out->elementStart('fieldset', array('id' => 'settings_design_color'));
 490         $this->out->element('legend', null, _('Change colours'));
 491         $this->out->elementStart('ul', 'form_data');
 492
 493         try {
 494
 495             $bgcolor = new WebColor($design->backgroundcolor);
 496
 497             $this->out->elementStart('li');
 498             $this->out->element('label', array('for' => 'swatch-1'), _('Background'));
 499             $this->out->element('input', array('name' => 'design_background',
 500                                           'type' => 'text',
 501                                           'id' => 'swatch-1',
 502                                           'class' => 'swatch',
 503                                           'maxlength' => '7',
 504                                           'size' => '7',
 505                                           'value' => ''));
 506             $this->out->elementEnd('li');
 507
 508             $ccolor = new WebColor($design->contentcolor);
 509
 510             $this->out->elementStart('li');
 511             $this->out->element('label', array('for' => 'swatch-2'), _('Content'));
 512             $this->out->element('input', array('name' => 'design_content',
 513                                           'type' => 'text',
 514                                           'id' => 'swatch-2',
 515                                           'class' => 'swatch',
 516                                           'maxlength' => '7',
 517                                           'size' => '7',
 518                                           'value' => ''));
 519             $this->out->elementEnd('li');
 520
 521             $sbcolor = new WebColor($design->sidebarcolor);
 522
 523             $this->out->elementStart('li');
 524             $this->out->element('label', array('for' => 'swatch-3'), _('Sidebar'));
 525             $this->out->element('input', array('name' => 'design_sidebar',
 526                                         'type' => 'text',
 527                                         'id' => 'swatch-3',
 528                                         'class' => 'swatch',
 529                                         'maxlength' => '7',
 530                                         'size' => '7',
 531                                         'value' => ''));
 532             $this->out->elementEnd('li');
 533
 534             $tcolor = new WebColor($design->textcolor);
 535
 536             $this->out->elementStart('li');
 537             $this->out->element('label', array('for' => 'swatch-4'), _('Text'));
 538             $this->out->element('input', array('name' => 'design_text',
 539                                         'type' => 'text',
 540                                         'id' => 'swatch-4',
 541                                         'class' => 'swatch',
 542                                         'maxlength' => '7',
 543                                         'size' => '7',
 544                                         'value' => ''));
 545             $this->out->elementEnd('li');
 546
 547             $lcolor = new WebColor($design->linkcolor);
 548
 549             $this->out->elementStart('li');
 550             $this->out->element('label', array('for' => 'swatch-5'), _('Links'));
 551             $this->out->element('input', array('name' => 'design_links',
 552                                          'type' => 'text',
 553                                          'id' => 'swatch-5',
 554                                          'class' => 'swatch',
 555                                          'maxlength' => '7',
 556                                          'size' => '7',
 557                                          'value' => ''));
 558             $this->out->elementEnd('li');
 559
 560         } catch (WebColorException $e) {
 561             common_log(LOG_ERR, 'Bad color values in site design: ' .
 562                 $e->getMessage());
 563         }
 564
 565         $this->out->elementEnd('ul');
 566         $this->out->elementEnd('fieldset');
 567
 568     }
 569
 570     /**
 571      * Utility to simplify some of the duplicated code around
 572      * params and settings.
 573      *
 574      * @param string $setting      Name of the setting
 575      * @param string $title        Title to use for the input
 576      * @param string $instructions Instructions for this field
 577      *
 578      * @return void
 579      */
 580
 581     function input($setting, $title, $instructions)
 582     {
 583         $this->out->input($setting, $title, $this->value($setting), $instructions);
 584     }
 585
 586     /**
 587      * Utility to simplify getting the posted-or-stored setting value
 588      *
 589      * @param string $setting Name of the setting
 590      *
 591      * @return string param value if posted, or current config value
 592      */
 593
 594     function value($setting)
 595     {
 596         $value = $this->out->trimmed($setting);
 597         if (empty($value)) {
 598             $value = common_config('site', $setting);
 599         }
 600         return $value;
 601     }
 602
 603     /**
 604      * Action elements
 605      *
 606      * @return void
 607      */
 608
 609     function formActions()
 610     {
 611         $this->out->submit('defaults', _('Use defaults'), 'submit form_action-default',
 612                 'defaults', _('Restore default designs'));
 613
 614         $this->out->element('input', array('id' => 'settings_design_reset',
 615                                          'type' => 'reset',
 616                                          'value' => 'Reset',
 617                                          'class' => 'submit form_action-primary',
 618                                          'title' => _('Reset back to default')));
 619
 620         $this->out->submit('save', _('Save'), 'submit form_action-secondary',
 621                 'save', _('Save design'));    }
 622 }