gnu-social/lib/designsettings.php

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<?php
/**
* Laconica, the distributed open-source microblogging tool
*
* Change user password
*
* PHP version 5
*
* LICENCE: This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category Settings
* @package Laconica
* @author Sarven Capadisli <csarven@controlyourself.ca>
* @author Zach Copley <zach@controlyourself.ca>
* @copyright 2008-2009 Control Yourself, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://laconi.ca/
*/
if (!defined('LACONICA')) {
exit(1);
}
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require_once INSTALLDIR . '/lib/accountsettingsaction.php';
require_once INSTALLDIR . '/lib/webcolor.php';
/**
* Base class for setting a user or group design
*
* Shows the design setting form and also handles some things like saving
* background images, and fetching a default design
*
* @category Settings
* @package Laconica
* @author Zach Copley <zach@controlyourself.ca>
* @author Sarven Capadisli <csarven@controlyourself.ca>
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://laconi.ca/
*/
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class DesignSettingsAction extends AccountSettingsAction
{
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var $submitaction = null;
/**
* Title of the page
*
* @return string Title of the page
*/
function title()
{
return _('Profile design');
}
/**
* Instructions for use
*
* @return instructions for use
*/
function getInstructions()
{
return _('Customize the way your profile looks ' .
'with a background image and a colour palette of your choice.');
}
/**
* Shows the design settings form
*
* @param Design $design a working design to show
*
* @return nothing
*/
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function showDesignForm($design)
{
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$this->elementStart('form', array('method' => 'post',
'enctype' => 'multipart/form-data',
'id' => 'form_settings_design',
'class' => 'form_settings',
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'action' => $this->submitaction));
$this->elementStart('fieldset');
$this->hidden('token', common_session_token());
$this->elementStart('fieldset', array('id' =>
'settings_design_background-image'));
$this->element('legend', null, _('Change background image'));
$this->elementStart('ul', 'form_data');
$this->elementStart('li');
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$this->element('label', array('for' => 'design_background-image_file'),
_('Upload file'));
$this->element('input', array('name' => 'design_background-image_file',
'type' => 'file',
'id' => 'design_background-image_file'));
$this->element('p', 'form_guide', _('You can upload your personal ' .
'background image. The maximum file size is 2Mb.'));
$this->element('input', array('name' => 'MAX_FILE_SIZE',
'type' => 'hidden',
'id' => 'MAX_FILE_SIZE',
'value' => ImageFile::maxFileSizeInt()));
$this->elementEnd('li');
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if (!empty($design->backgroundimage)) {
$this->elementStart('li', array('id' =>
'design_background-image_onoff'));
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$this->element('img', array('src' =>
Design::url($design->backgroundimage)));
$attrs = array('name' => 'design_background-image_onoff',
'type' => 'radio',
'id' => 'design_background-image_on',
'class' => 'radio',
'value' => 'on');
if ($design->disposition & BACKGROUND_ON) {
$attrs['checked'] = 'checked';
}
$this->element('input', $attrs);
$this->element('label', array('for' => 'design_background-image_on',
'class' => 'radio'),
_('On'));
$attrs = array('name' => 'design_background-image_onoff',
'type' => 'radio',
'id' => 'design_background-image_off',
'class' => 'radio',
'value' => 'off');
if ($design->disposition & BACKGROUND_OFF) {
$attrs['checked'] = 'checked';
}
$this->element('input', $attrs);
$this->element('label', array('for' => 'design_background-image_off',
'class' => 'radio'),
_('Off'));
$this->element('p', 'form_guide', _('Turn background image on or off.'));
$this->elementEnd('li');
$this->elementStart('li');
$this->checkbox('design_background-image_repeat',
_('Tile background image'),
($design->disposition & BACKGROUND_TILE) ? true : false);
$this->elementEnd('li');
}
$this->elementEnd('ul');
$this->elementEnd('fieldset');
$this->elementStart('fieldset', array('id' => 'settings_design_color'));
$this->element('legend', null, _('Change colours'));
$this->elementStart('ul', 'form_data');
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try {
$bgcolor = new WebColor($design->backgroundcolor);
$this->elementStart('li');
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$this->element('label', array('for' => 'swatch-1'), _('Background'));
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$this->element('input', array('name' => 'design_background',
'type' => 'text',
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'id' => 'swatch-1',
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'class' => 'swatch',
'maxlength' => '7',
'size' => '7',
'value' => ''));
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$this->elementEnd('li');
$ccolor = new WebColor($design->contentcolor);
$this->elementStart('li');
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$this->element('label', array('for' => 'swatch-2'), _('Content'));
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$this->element('input', array('name' => 'design_content',
'type' => 'text',
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'id' => 'swatch-2',
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'class' => 'swatch',
'maxlength' => '7',
'size' => '7',
'value' => ''));
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$this->elementEnd('li');
$sbcolor = new WebColor($design->sidebarcolor);
$this->elementStart('li');
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$this->element('label', array('for' => 'swatch-3'), _('Sidebar'));
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$this->element('input', array('name' => 'design_sidebar',
'type' => 'text',
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'id' => 'swatch-3',
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'class' => 'swatch',
'maxlength' => '7',
'size' => '7',
'value' => ''));
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$this->elementEnd('li');
$tcolor = new WebColor($design->textcolor);
$this->elementStart('li');
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$this->element('label', array('for' => 'swatch-4'), _('Text'));
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$this->element('input', array('name' => 'design_text',
'type' => 'text',
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'id' => 'swatch-4',
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'class' => 'swatch',
'maxlength' => '7',
'size' => '7',
'value' => ''));
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$this->elementEnd('li');
$lcolor = new WebColor($design->linkcolor);
$this->elementStart('li');
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$this->element('label', array('for' => 'swatch-5'), _('Links'));
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$this->element('input', array('name' => 'design_links',
'type' => 'text',
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'id' => 'swatch-5',
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'class' => 'swatch',
'maxlength' => '7',
'size' => '7',
'value' => ''));
$this->elementEnd('li');
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} catch (WebColorException $e) {
common_log(LOG_ERR, 'Bad color values in design ID: ' .$design->id);
}
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$this->elementEnd('ul');
$this->elementEnd('fieldset');
$this->submit('defaults', _('Use defaults'), 'submit form_action-default',
'defaults', _('Restore default designs'));
$this->element('input', array('id' => 'settings_design_reset',
'type' => 'reset',
'value' => 'Reset',
'class' => 'submit form_action-primary',
'title' => _('Reset back to default')));
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$this->submit('save', _('Save'), 'submit form_action-secondary',
'save', _('Save design'));
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$this->elementEnd('fieldset');
$this->elementEnd('form');
}
/**
* Handle a post
*
* Validate input and save changes. Reload the form with a success
* or error message.
*
* @return void
*/
function handlePost()
{
// XXX: Robin's workaround for a bug in PHP where $_POST
// and $_FILE are empty in the case that the uploaded
// file is bigger than PHP is configured to handle.
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
if (empty($_POST) && $_SERVER['CONTENT_LENGTH']) {
$msg = _('The server was unable to handle that much POST ' .
'data (%s bytes) due to its current configuration.');
$this->showForm(sprintf($msg, $_SERVER['CONTENT_LENGTH']));
}
}
// CSRF protection
$token = $this->trimmed('token');
if (!$token || $token != common_session_token()) {
$this->showForm(_('There was a problem with your session token. '.
'Try again, please.'));
return;
}
if ($this->arg('save')) {
$this->saveDesign();
} else if ($this->arg('defaults')) {
$this->restoreDefaults();
} else {
$this->showForm(_('Unexpected form submission.'));
}
}
/**
* Add the Farbtastic stylesheet
*
* @return void
*/
function showStylesheets()
{
parent::showStylesheets();
$this->cssLink('css/farbtastic.css','base','screen, projection, tv');
}
/**
* Add the Farbtastic scripts
*
* @return void
*/
function showScripts()
{
parent::showScripts();
$this->script('js/farbtastic/farbtastic.js');
$this->script('js/farbtastic/farbtastic.go.js');
$this->script('js/userdesign.go.js');
}
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/**
* Get a default design
*
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* @return Design design
*/
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function defaultDesign()
{
$defaults = common_config('site', 'design');
$design = new Design();
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try {
$color = new WebColor();
$color->parseColor($defaults['backgroundcolor']);
$design->backgroundcolor = $color->intValue();
$color->parseColor($defaults['contentcolor']);
$design->contentcolor = $color->intValue();
$color->parseColor($defaults['sidebarcolor']);
$design->sidebarcolor = $color->intValue();
$color->parseColor($defaults['textcolor']);
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$design->textcolor = $color->intValue();
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$color->parseColor($defaults['linkcolor']);
$design->linkcolor = $color->intValue();
$design->backgroundimage = $defaults['backgroundimage'];
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$design->disposition = $defaults['disposition'];
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} catch (WebColorException $e) {
common_log(LOG_ERR, _('Bad default color settings: ' .
$e->getMessage()));
}
return $design;
}
/**
* Save the background image, if any, and set its disposition
*
* @param Design $design a working design to attach the img to
*
* @return nothing
*/
function saveBackgroundImage($design)
{
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// Now that we have a Design ID we can add a file to the design.
// XXX: This is an additional DB hit, but figured having the image
// associated with the Design rather than the User was worth
// it. -- Zach
if ($_FILES['design_background-image_file']['error'] ==
UPLOAD_ERR_OK) {
$filepath = null;
try {
$imagefile =
ImageFile::fromUpload('design_background-image_file');
} catch (Exception $e) {
$this->showForm($e->getMessage());
return;
}
$filename = Design::filename($design->id,
image_type_to_extension($imagefile->type),
common_timestamp());
$filepath = Design::path($filename);
move_uploaded_file($imagefile->filepath, $filepath);
// delete any old backround img laying around
if (isset($design->backgroundimage)) {
@unlink(Design::path($design->backgroundimage));
}
$original = clone($design);
$design->backgroundimage = $filename;
// default to on, no tile
$design->setDisposition(true, false, false);
$result = $design->update($original);
if ($result === false) {
common_log_db_error($design, 'UPDATE', __FILE__);
$this->showForm(_('Couldn\'t update your design.'));
return;
}
}
}
/**
* Restore the user or group design to system defaults
*
* @return nothing
*/
function restoreDefaults()
{
$design = $this->getWorkingDesign();
$default = $this->defaultDesign();
$original = clone($design);
$design->backgroundcolor = $default->backgroundcolor;
$design->contentcolor = $default->contentcolor;
$design->sidebarcolor = $default->sidebarcolor;
$design->textcolor = $default->textcolor;
$design->linkcolor = $default->linkcolor;
$design->setDisposition(false, true, false);
$result = $design->update($original);
if ($result === false) {
common_log_db_error($design, 'UPDATE', __FILE__);
$this->showForm(_('Couldn\'t update your design.'));
return;
}
$this->showForm(_('Design defaults restored.'), true);
}
}