function iframe_alter_save($args)
{
$elem = $args['elem'];
$obj =& $args['obj'];
if (!elem_has_class($elem, 'iframe')) {
return false;
}
// parse children elements to find iframe
$childs = html_parse(elem_val($elem));
$i = false;
foreach ($childs as $c) {
if (elem_tag($c) == 'iframe') {
$i = $c;
break;
}
}
if (!$i) {
log_msg('warn', 'iframe_alter_save: no iframe element found, inner html is ' . var_dump_inl($childs));
return false;
}
// url
if (elem_attr($i, 'src') !== NULL) {
$obj['iframe-url'] = elem_attr($i, 'src');
} else {
unset($obj['iframe-url']);
}
// scrolling
if (elem_css($i, 'overflow') == 'hidden' || elem_css($i, 'overflow-x') == 'hidden' && elem_css($i, 'overflow-y') == 'hidden') {
unset($obj['iframe-scroll']);
} else {
$obj['iframe-scroll'] = 'scroll';
}
return true;
}
function download_alter_render_early($args)
{
$elem =& $args['elem'];
$obj = $args['obj'];
if (!elem_has_class($elem, 'download')) {
return false;
}
if ($args['edit']) {
elem_attr($elem, 'title', 'this is ' . $obj['name'] . ', original file name was ' . $obj['download-file']);
} else {
elem_attr($elem, 'title', 'download file');
}
// get file extension
$a = expl('.', $obj['download-file']);
if (1 < count($a)) {
$v = elem('div');
elem_add_class($v, 'download-ext');
elem_val($v, htmlspecialchars(array_pop($a), ENT_NOQUOTES, 'UTF-8'));
elem_append($elem, $v);
}
return true;
}
function text_alter_render_early($args)
{
$elem =& $args['elem'];
$obj = $args['obj'];
if (!elem_has_class($elem, 'text')) {
return false;
}
// background-color
if (!empty($obj['text-background-color'])) {
elem_css($elem, 'background-color', $obj['text-background-color']);
}
// content
if (!isset($obj['content'])) {
$obj['content'] = '';
}
if ($args['edit']) {
// add a textarea
$i = elem('textarea');
elem_add_class($i, 'glue-text-input');
elem_css($i, 'width', '100%');
elem_css($i, 'height', '100%');
// hide the text area by default
elem_css($i, 'display', 'none');
// set the context to the textarea to the (unrendered) object content
$content = htmlspecialchars($obj['content'], ENT_NOQUOTES, 'UTF-8');
// replace newline characters by an entity to prevent render_object()
// from adding some indentation
$content = str_replace("\r\n", ' ', $content);
$content = str_replace("\n", ' ', $content);
// why not replace tabs as well why we are at it
$content = str_replace("\t", '	', $content);
elem_val($i, $content);
elem_append($elem, $i);
// and a nested div
$r = elem('div');
elem_add_class($r, 'glue-text-render');
elem_css($r, 'width', '100%');
elem_css($r, 'height', '100%');
// set the content of the div to the rendered object content
elem_val($r, _text_render_content($obj['content'], $obj['name']));
elem_append($elem, $r);
} else {
elem_append($elem, _text_render_content($obj['content'], $obj['name']));
}
// font-color
if (!empty($obj['text-font-color'])) {
elem_css($elem, 'color', $obj['text-font-color']);
}
// font-family
if (!empty($obj['text-font-family'])) {
elem_css($elem, 'font-family', $obj['text-font-family']);
if (TEXT_USE_WOFF_FONTS) {
if (_is_woff_font($obj['text-font-family'])) {
// include all styles of the font because of inline html
// (<strong>, etc)
_include_woff_font($obj['text-font-family']);
}
}
}
// font-size
if (!empty($obj['text-font-size'])) {
elem_css($elem, 'font-size', $obj['text-font-size']);
}
// font-style
if (!empty($obj['text-font-style'])) {
elem_css($elem, 'font-style', $obj['text-font-style']);
}
// font-weight
if (!empty($obj['text-font-weight'])) {
elem_css($elem, 'font-weight', $obj['text-font-weight']);
}
// letter-spacing
if (!empty($obj['text-letter-spacing'])) {
elem_css($elem, 'letter-spacing', $obj['text-letter-spacing']);
}
// line-height
if (!empty($obj['text-line-height'])) {
elem_css($elem, 'line-height', $obj['text-line-height']);
}
// padding-x
if (!empty($obj['text-padding-x'])) {
elem_css($elem, 'padding-left', $obj['text-padding-x']);
elem_css($elem, 'padding-right', $obj['text-padding-x']);
}
// padding-y
if (!empty($obj['text-padding-y'])) {
elem_css($elem, 'padding-top', $obj['text-padding-y']);
elem_css($elem, 'padding-bottom', $obj['text-padding-y']);
}
// text-align
if (!empty($obj['text-align'])) {
elem_css($elem, 'text-align', $obj['text-align']);
}
// word-spacing
if (!empty($obj['text-word-spacing'])) {
elem_css($elem, 'word-spacing', $obj['text-word-spacing']);
}
return true;
}
function video_alter_render_early($args)
{
$elem =& $args['elem'];
$obj = $args['obj'];
if (!elem_has_class($elem, 'video')) {
return false;
}
// add a css (for viewing as well as editing)
html_add_css(base_url() . 'modules/video/video.css');
$v = elem('video');
if (empty($obj['video-file'])) {
elem_attr($v, 'src', '');
} else {
// TODO (later): support URLs as well
if (SHORT_URLS) {
elem_attr($v, 'src', base_url() . urlencode($obj['name']));
} else {
elem_attr($v, 'src', base_url() . '?' . urlencode($obj['name']));
}
}
elem_css($v, 'width', '100%');
elem_css($v, 'height', '100%');
// we're currently not preloading the video due to some troubles on
// Firefox
//elem_css($v, 'preload', 'preload');
// set some fallback text
if (!empty($obj['video-file']) && !empty($obj['video-file-mime'])) {
elem_val($v, '<div class="video-fallback">You are not seeing the video because your browser does not support ' . htmlspecialchars($obj['video-file-mime'], ENT_NOQUOTES, 'UTF-8') . '. Consider using a contemporary web browser.</div>');
} else {
elem_val($v, '<div class="video-fallback">You are not seeing the video because your browser does not support it. Consider using a contemporary web browser.</div>');
}
// autoplay
if (!isset($obj['video-autoplay']) || $obj['video-autoplay'] == 'autoplay') {
// autoplay is the default
elem_attr($v, 'autoplay', 'autoplay');
} else {
if (VIDEO_START_ON_CLICK) {
elem_attr($v, 'onclick', 'this.play()');
}
}
// loop
if (!empty($obj['video-loop'])) {
elem_attr($v, 'loop', 'loop');
}
// controls
if (!empty($obj['video-controls'])) {
elem_attr($v, 'controls', 'controls');
}
// volume
if (isset($obj['video-volume']) && $obj['video-volume'] == '0') {
elem_attr($v, 'audio', 'muted');
}
elem_append($elem, $v);
return true;
}
