31bace8cfd
This won't run properly if other scripts stop javascript execution before it's time to crop (such as in the Bookmark plugin, which when writing this hasn't been migrated to Jquery 2.x - so it stops on a '.die' call). Some images were cleaned up from the theme/base/images/illustrations too.
461 lines
16 KiB
PHP
461 lines
16 KiB
PHP
<?php
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/**
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* StatusNet, the distributed open-source microblogging tool
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*
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* Upload an avatar
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*
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* PHP version 5
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*
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* LICENCE: This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category Settings
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @author Zach Copley <zach@status.net>
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* @copyright 2008-2011 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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if (!defined('STATUSNET') && !defined('LACONICA')) {
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exit(1);
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}
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define('MAX_ORIGINAL', 480);
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/**
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* Upload an avatar
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*
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* We use jCrop plugin for jQuery to crop the image after upload.
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*
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* @category Settings
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @author Zach Copley <zach@status.net>
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* @author Sarven Capadisli <csarven@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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class GrouplogoAction extends GroupAction
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{
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var $mode = null;
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var $imagefile = null;
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var $filename = null;
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var $msg = null;
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var $success = null;
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/**
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* Prepare to run
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*/
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function prepare($args)
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{
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parent::prepare($args);
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if (!common_logged_in()) {
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// TRANS: Client error displayed when trying to create a group while not logged in.
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$this->clientError(_('You must be logged in to create a group.'));
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return false;
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}
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$nickname_arg = $this->trimmed('nickname');
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$nickname = common_canonical_nickname($nickname_arg);
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// Permanent redirect on non-canonical nickname
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if ($nickname_arg != $nickname) {
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$args = array('nickname' => $nickname);
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common_redirect(common_local_url('grouplogo', $args), 301);
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return false;
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}
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if (!$nickname) {
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// TRANS: Client error displayed when trying to change group logo settings without providing a nickname.
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$this->clientError(_('No nickname.'), 404);
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return false;
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}
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$groupid = $this->trimmed('groupid');
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if ($groupid) {
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$this->group = User_group::getKV('id', $groupid);
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} else {
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$local = Local_group::getKV('nickname', $nickname);
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if ($local) {
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$this->group = User_group::getKV('id', $local->group_id);
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}
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}
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if (!$this->group) {
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// TRANS: Client error displayed when trying to update logo settings for a non-existing group.
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$this->clientError(_('No such group.'), 404);
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return false;
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}
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$cur = common_current_user();
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if (!$cur->isAdmin($this->group)) {
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// TRANS: Client error displayed when trying to change group logo settings while not being a group admin.
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$this->clientError(_('You must be an admin to edit the group.'), 403);
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return false;
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}
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return true;
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}
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function handle($args)
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{
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parent::handle($args);
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if ($_SERVER['REQUEST_METHOD'] == 'POST') {
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$this->handlePost();
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} else {
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$this->showForm();
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}
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}
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function showForm($msg = null, $success = false)
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{
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$this->msg = $msg;
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$this->success = $success;
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$this->showPage();
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}
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/**
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* Title of the page
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*
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* @return string Title of the page
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*/
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function title()
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{
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// TRANS: Title for group logo settings page.
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return _('Group logo');
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}
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/**
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* Instructions for use
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*
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* @return instructions for use
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*/
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function getInstructions()
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{
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// TRANS: Instructions for group logo page.
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// TRANS: %s is the maximum file size for that site.
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return sprintf(_('You can upload a logo image for your group. The maximum file size is %s.'), ImageFile::maxFileSize());
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}
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/**
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* Content area of the page
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*
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* Shows a form for uploading an avatar.
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*
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* @return void
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*/
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function showContent()
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{
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if ($this->mode == 'crop') {
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$this->showCropForm();
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} else {
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$this->showUploadForm();
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}
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}
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function showUploadForm()
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{
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$user = common_current_user();
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$profile = $user->getProfile();
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if (!$profile) {
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common_log_db_error($user, 'SELECT', __FILE__);
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// TRANS: Error message displayed when referring to a user without a profile.
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$this->serverError(_('User has no profile.'));
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return;
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}
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$original = $this->group->original_logo;
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$this->elementStart('form', array('enctype' => 'multipart/form-data',
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'method' => 'post',
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'id' => 'form_settings_avatar',
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'class' => 'form_settings',
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'action' =>
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common_local_url('grouplogo',
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array('nickname' => $this->group->nickname))));
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$this->elementStart('fieldset');
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// TRANS: Group logo form legend.
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$this->element('legend', null, _('Group logo'));
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$this->hidden('token', common_session_token());
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$this->elementStart('ul', 'form_data');
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if ($original) {
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$this->elementStart('li', array('id' => 'avatar_original',
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'class' => 'avatar_view'));
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// TRANS: Uploaded original file in group logo form.
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$this->element('h2', null, _('Original'));
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$this->elementStart('div', array('id'=>'avatar_original_view'));
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$this->element('img', array('src' => $this->group->original_logo,
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'alt' => $this->group->nickname));
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$this->elementEnd('div');
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$this->elementEnd('li');
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}
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if ($this->group->homepage_logo) {
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$this->elementStart('li', array('id' => 'avatar_preview',
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'class' => 'avatar_view'));
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// TRANS: Header for preview of to be displayed group logo.
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$this->element('h2', null, _('Preview'));
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$this->elementStart('div', array('id'=>'avatar_preview_view'));
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$this->element('img', array('src' => $this->group->homepage_logo,
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'width' => AVATAR_PROFILE_SIZE,
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'height' => AVATAR_PROFILE_SIZE,
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'alt' => $this->group->nickname));
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$this->elementEnd('div');
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$this->elementEnd('li');
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}
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$this->elementStart('li', array ('id' => 'settings_attach'));
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$this->element('input', array('name' => 'MAX_FILE_SIZE',
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'type' => 'hidden',
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'id' => 'MAX_FILE_SIZE',
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'value' => ImageFile::maxFileSizeInt()));
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$this->element('input', array('name' => 'avatarfile',
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'type' => 'file',
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'id' => 'avatarfile'));
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$this->elementEnd('li');
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$this->elementEnd('ul');
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$this->elementStart('ul', 'form_actions');
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$this->elementStart('li');
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// TRANS: Submit button for uploading a group logo.
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$this->submit('upload', _('Upload'));
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$this->elementEnd('li');
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$this->elementEnd('ul');
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$this->elementEnd('fieldset');
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$this->elementEnd('form');
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}
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function showCropForm()
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{
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$this->elementStart('form', array('method' => 'post',
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'id' => 'form_settings_avatar',
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'class' => 'form_settings',
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'action' =>
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common_local_url('grouplogo',
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array('nickname' => $this->group->nickname))));
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$this->elementStart('fieldset');
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// TRANS: Legend for group logo settings fieldset.
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$this->element('legend', null, _('Avatar settings'));
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$this->hidden('token', common_session_token());
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$this->elementStart('ul', 'form_data');
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$this->elementStart('li',
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array('id' => 'avatar_original',
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'class' => 'avatar_view'));
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// TRANS: Header for originally uploaded file before a crop on the group logo page.
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$this->element('h2', null, _('Original'));
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$this->elementStart('div', array('id'=>'avatar_original_view'));
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$this->element('img', array('src' => Avatar::url($this->filedata['filename']),
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'width' => $this->filedata['width'],
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'height' => $this->filedata['height'],
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'alt' => $this->group->nickname));
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$this->elementEnd('div');
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$this->elementEnd('li');
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$this->elementStart('li',
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array('id' => 'avatar_preview',
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'class' => 'avatar_view'));
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// TRANS: Header for the cropped group logo on the group logo page.
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$this->element('h2', null, _('Preview'));
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$this->elementStart('div', array('id'=>'avatar_preview_view'));
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$this->element('img', array('src' => Avatar::url($this->filedata['filename']),
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'width' => AVATAR_PROFILE_SIZE,
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'height' => AVATAR_PROFILE_SIZE,
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'alt' => $this->group->nickname));
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$this->elementEnd('div');
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foreach (array('avatar_crop_x', 'avatar_crop_y',
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'avatar_crop_w', 'avatar_crop_h') as $crop_info) {
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$this->element('input', array('name' => $crop_info,
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'type' => 'hidden',
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'id' => $crop_info));
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}
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// TRANS: Button text for cropping an uploaded group logo.
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$this->submit('crop', _('Crop'));
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$this->elementEnd('li');
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$this->elementEnd('ul');
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$this->elementEnd('fieldset');
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$this->elementEnd('form');
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}
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/**
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* Handle a post
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*
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* We mux on the button name to figure out what the user actually wanted.
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*
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* @return void
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*/
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function handlePost()
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{
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// CSRF protection
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$token = $this->trimmed('token');
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if (!$token || $token != common_session_token()) {
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// TRANS: Form validation error message.
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$this->show_form(_('There was a problem with your session token. '.
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'Try again, please.'));
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return;
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}
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if ($this->arg('upload')) {
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$this->uploadLogo();
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} else if ($this->arg('crop')) {
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$this->cropLogo();
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} else {
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// TRANS: Form validation error message when an unsupported argument is used.
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$this->showForm(_('Unexpected form submission.'));
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}
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}
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/**
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* Handle an image upload
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*
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* Does all the magic for handling an image upload, and crops the
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* image by default.
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*
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* @return void
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*/
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function uploadLogo()
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{
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try {
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$imagefile = ImageFile::fromUpload('avatarfile');
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} catch (Exception $e) {
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$this->showForm($e->getMessage());
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return;
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}
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$type = $imagefile->preferredType();
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$filename = Avatar::filename($this->group->id,
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image_type_to_extension($type),
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null,
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'group-temp-'.common_timestamp());
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$filepath = Avatar::path($filename);
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$imagefile->copyTo($filepath);
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$filedata = array('filename' => $filename,
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'filepath' => $filepath,
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'width' => $imagefile->width,
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'height' => $imagefile->height,
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'type' => $type);
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$_SESSION['FILEDATA'] = $filedata;
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$this->filedata = $filedata;
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$this->mode = 'crop';
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// TRANS: Form instructions on the group logo page.
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$this->showForm(_('Pick a square area of the image to be the logo.'),
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true);
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}
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/**
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* Handle the results of jcrop.
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*
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* @return void
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*/
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function cropLogo()
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{
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$filedata = $_SESSION['FILEDATA'];
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if (!$filedata) {
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// TRANS: Server error displayed trying to crop an uploaded group logo that is no longer present.
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$this->serverError(_('Lost our file data.'));
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return;
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}
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// If image is not being cropped assume pos & dimentions of original
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$dest_x = $this->arg('avatar_crop_x') ? $this->arg('avatar_crop_x'):0;
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$dest_y = $this->arg('avatar_crop_y') ? $this->arg('avatar_crop_y'):0;
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$dest_w = $this->arg('avatar_crop_w') ? $this->arg('avatar_crop_w'):$filedata['width'];
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$dest_h = $this->arg('avatar_crop_h') ? $this->arg('avatar_crop_h'):$filedata['height'];
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$size = min($dest_w, $dest_h);
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$size = ($size > MAX_ORIGINAL) ? MAX_ORIGINAL:$size;
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$imagefile = new ImageFile($this->group->id, $filedata['filepath']);
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$filename = $imagefile->resize($size, $dest_x, $dest_y, $dest_w, $dest_h);
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if ($this->group->setOriginal($filename)) {
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@unlink($filedata['filepath']);
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unset($_SESSION['FILEDATA']);
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$this->mode = 'upload';
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// TRANS: Form success message after updating a group logo.
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$this->showForm(_('Logo updated.'), true);
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} else {
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// TRANS: Form failure message after failing to update a group logo.
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$this->showForm(_('Failed updating logo.'));
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}
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}
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function showPageNotice()
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{
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if ($this->msg) {
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$this->element('div', ($this->success) ? 'success' : 'error',
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$this->msg);
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} else {
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$inst = $this->getInstructions();
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$output = common_markup_to_html($inst);
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$this->elementStart('div', 'instructions');
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$this->raw($output);
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$this->elementEnd('div');
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}
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}
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/**
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* Add the jCrop stylesheet
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*
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* @return void
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*/
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function showStylesheets()
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{
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parent::showStylesheets();
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$this->cssLink('js/extlib/jquery-jcrop/css/jcrop.css','base','screen, projection, tv');
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}
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/**
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* Add the jCrop scripts
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*
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* @return void
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*/
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function showScripts()
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{
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parent::showScripts();
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if ($this->mode == 'crop') {
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$this->script('extlib/jquery-jcrop/jcrop.js');
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$this->script('jcrop.go.js');
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}
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$this->autofocus('avatarfile');
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}
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}
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