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<?php
/**
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2010, StatusNet, Inc.
*
* Use TinyMCE library to allow rich text editing in the browser
*
* PHP version 5
*
* 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 WYSIWYG
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2010 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
if (!defined('STATUSNET')) {
// This check helps protect against security problems;
// your code file can't be executed directly from the web.
exit(1);
}
/**
* Use TinyMCE library to allow rich text editing in the browser
*
* Converts the notice form in browser to a rich-text editor.
*
* @category WYSIWYG
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2010 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
class TinyMCEPlugin extends Plugin
{
var $html;
function onEndShowScripts($action)
{
if (common_logged_in ()) {
$action->script(common_path('plugins/TinyMCE/js/jquery.tinymce.js'));
$action->inlineScript($this->_inlineScript());
}
return true;
}
function onEndShowStyles($action)
{
$action->style('span#notice_data-text_container, span#notice_data-text_parent { float: left }');
return true;
}
function onPluginVersion(&$versions)
{
$versions[] = array('name' => 'TinyMCE',
'version' => STATUSNET_VERSION,
'author' => 'Evan Prodromou',
'homepage' => 'http://status.net/wiki/Plugin:TinyMCE',
'rawdescription' =>
_m('Use TinyMCE library to allow rich text editing in the browser'));
return true;
}
/**
* Sanitize HTML input and strip out potentially dangerous bits.
*
* @param string $raw HTML
* @return string HTML
*/
private function sanitizeHtml($raw)
{
require_once INSTALLDIR . '/extlib/htmLawed/htmLawed.php';
$config = array('safe' => 1,
'deny_attribute' => 'id,style,on*');
return htmLawed($raw, $config);
}
/**
* Strip HTML to plaintext string
*
* @param string $html HTML
* @return string plaintext, single line
*/
private function stripHtml($html)
{
return str_replace("\n", " ", html_entity_decode(strip_tags($html)));
}
/**
* Hook for new-notice form processing to take our HTML goodies;
* won't affect API posting etc.
*
* @param NewNoticeAction $action
* @param User $user
* @param string $content
* @param array $options
* @return boolean hook return
*/
function onStartSaveNewNoticeWeb($action, $user, &$content, &$options)
{
if ($action->arg('richedit')) {
$html = $this->sanitizeHtml($content);
$options['rendered'] = $html;
$content = $this->stripHtml($html);
}
return true;
}
/**
* Hook for new-notice form processing to process file upload appending...
*
* @param NewNoticeAction $action
* @param MediaFile $media
* @param string $content
* @param array $options
* @return boolean hook return
*/
function onStartSaveNewNoticeAppendAttachment($action, $media, &$content, &$options)
{
if ($action->arg('richedit')) {
// See if we've got a placeholder inline image; if so, fill it!
$dom = new DOMDocument();
common_log(LOG_INFO, 'QQQQQQQQQQQQQQQQQQQQQQQQ');
if ($dom->loadHTML($options['rendered'])) {
$imgs = $dom->getElementsByTagName('img');
foreach ($imgs as $img) {
common_log(LOG_INFO, 'img: ' . var_export($img, true));
if (preg_match('/(^| )placeholder( |$)/', $img->getAttribute('class'))) {
common_log(LOG_INFO, 'QQQQQQ: img src: ' . $media->fileRecord->url);
$img->setAttribute('src', $media->fileRecord->url);
$holderWidth = intval($img->getAttribute('width'));
$holderHeight = intval($img->getAttribute('height'));
$holderAspect = $holderWidth / $holderHeight;
$path = File::path($media->filename);
$imgInfo = getimagesize($path);
common_log(LOG_INFO, 'QQQQQQ: ' . $path . ' : ' . var_export($imgInfo, true));
$origWidth = $imgInfo[0];
$origHeight = $imgInfo[1];
$origAspect = $origWidth / $origHeight;
if ($origAspect >= 1.0) {
// wide image
if ($origWidth > $holderWidth) {
$width = $holderWidth;
$height = intval($holderWidth / $origAspect);
} else {
$width = $origWidth;
$height = $origHeight;
}
} else {
if ($origHeight > $holderHeight) {
$height = $holderHeight;
$width = ($holderWidth * $origAspect);
} else {
$width = $origWidth;
$height = $origHeight;
}
}
$img->setAttribute('width', $width);
$img->setAttribute('height', $height);
common_log(LOG_INFO, 'QQQQQ: ' . $width . ' ' . $height);
}
}
$html = $dom->saveHTML();
common_log(LOG_INFO, 'QQQQQQ: out: ' . $html);
$options['rendered'] = $html;
}
// The regular code will append the short URL to the plaintext content.
// Carry on and let it through...
}
return true;
}
function _inlineScript()
{
$path = common_path('plugins/TinyMCE/js/tiny_mce.js');
// Note: the normal on-submit triggering to save data from
// the HTML editor into the textarea doesn't play well with
// our AJAX form submission. Manually moving it to trigger
// on our send button click.
$scr = <<<END_OF_SCRIPT
$().ready(function() {
$('textarea#notice_data-text').tinymce({
script_url : '{$path}',
// General options
theme : "advanced",
plugins : "paste,fullscreen,autoresize,inlinepopups,tabfocus,linkautodetect",
theme_advanced_buttons1 : "bold,italic,strikethrough,|,undo,redo,|,link,unlink,image,|,fullscreen",
theme_advanced_buttons2 : "",
theme_advanced_buttons3 : "",
add_form_submit_trigger : false,
theme_advanced_resizing : true,
tabfocus_elements: ":prev,:next"
});
$('#form_notice').append('<input type="hidden" name="richedit" value="1">');
$('#notice_action-submit').click(function() {
if (typeof tinymce != "undefined") {
tinymce.triggerSave();
}
});
$('#'+SN.C.S.NoticeDataAttach).change(function() {
/*
S = '<div id="'+SN.C.S.NoticeDataAttachSelected+'" class="'+SN.C.S.Success+'"><code>'+$(this).val()+'</code> <button class="close">×</button></div>';
NDAS = $('#'+SN.C.S.NoticeDataAttachSelected);
if (NDAS.length > 0) {
NDAS.replaceWith(S);
}
*/
//alert('yay');
var img = '<img src="about:blank?placeholder" class="placeholder" width="320" height="240">';
var html = tinyMCE.activeEditor.getContent();
tinyMCE.activeEditor.setContent(html + img);
});
});
END_OF_SCRIPT;
return $scr;
}
}
|
