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<?php
module_load_include('inc', 'video_filter', 'video_filter.codecs');
function video_filter_filter_info() {
$filters = array();
$codecs = array_keys(_video_filter_map_codecs_name(video_filter_get_codec_info()));
$filters['video_filter'] = array(
'title' => t('Video Filter'),
'description' => t('Substitutes [video:URL] with embedded HTML.'),
'process callback' => '_video_filter_process',
'settings callback' => '_video_filter_settings',
'default settings' => array(
'video_filter_width' => '400',
'video_filter_height' => '400',
'video_filter_autoplay' => 1,
'video_filter_related' => 1,
'video_filter_html5' => 1,
'video_filter_codecs' => array_combine($codecs, $codecs),
'video_filter_multiple_sources' => TRUE,
),
'tips callback' => '_video_filter_tips',
'weight' => -1,
);
return $filters;
}
function _video_filter_settings($form, &$form_state, $filter, $format, $defaults, $filters) {
$settings['video_filter_width'] = array(
'#type' => 'textfield',
'#title' => t('Default width setting'),
'#default_value' => isset($filter->settings['video_filter_width']) ? $filter->settings['video_filter_width'] : $defaults['video_filter_width'],
'#maxlength' => 4,
);
$settings['video_filter_height'] = array(
'#type' => 'textfield',
'#title' => t('Default height setting'),
'#default_value' => isset($filter->settings['video_filter_height']) ? $filter->settings['video_filter_height'] : $defaults['video_filter_height'],
'#maxlength' => 4,
);
$settings['video_filter_autoplay'] = array(
'#type' => 'radios',
'#title' => t('Default autoplay setting'),
'#description' => t('Not all video formats support this setting.'),
'#default_value' => isset($filter->settings['video_filter_autoplay']) ? $filter->settings['video_filter_autoplay'] : $defaults['video_filter_autoplay'],
'#options' => array(
0 => t('No'),
1 => t('Yes'),
),
);
$settings['video_filter_related'] = array(
'#type' => 'radios',
'#title' => t('Related videos setting'),
'#description' => t('Show "related videos"? Not all video formats support this setting.'),
'#default_value' => isset($filter->settings['video_filter_related']) ? $filter->settings['video_filter_related'] : $defaults['video_filter_related'],
'#options' => array(
0 => t('No'),
1 => t('Yes'),
),
);
$settings['video_filter_html5'] = array(
'#type' => 'radios',
'#title' => t('Use HTML5'),
'#description' => t('Use HTML5 if the codec provides it. Makes your videos more device agnostic.'),
'#default_value' => isset($filter->settings['video_filter_html5']) ? $filter->settings['video_filter_html5'] : $defaults['video_filter_html5'],
'#options' => array(
0 => t('No'),
1 => t('Yes'),
),
);
$settings['video_filter_multiple_sources'] = array(
'#type' => 'radios',
'#title' => t('Allow multiple sources'),
'#description' => t('Allow the use of multiple sources (used source is selected at random).'),
'#default_value' => isset($filter->settings['video_filter_multiple_sources']) ? $filter->settings['video_filter_multiple_sources'] : $defaults['video_filter_multiple_sources'],
'#options' => array(
0 => t('No'),
1 => t('Yes'),
),
);
$settings['video_filter_codecs'] = array(
'#type' => 'checkboxes',
'#title' => t('Codecs'),
'#description' => t('Choose which codecs will be available.'),
'#default_value' => isset($filter->settings['video_filter_codecs']) ? $filter->settings['video_filter_codecs'] : $defaults['video_filter_codecs'],
'#options' => _video_filter_map_codecs_name(video_filter_get_codec_info()),
);
return $settings;
}
function _video_filter_map_codecs_name($codecs) {
$codecs_map = array();
foreach ($codecs as $codec_cod => $codec) {
$codecs_map[$codec_cod] = $codec['name'];
}
return $codecs_map;
}
function _video_filter_tips($filter, $format, $long = FALSE) {
if ($long) {
$codecs = video_filter_get_codec_enabled($filter->settings['video_filter_codecs']);
$supported = array();
$instructions = array();
foreach ($codecs as $codec) {
$supported[] = $codec['name'];
$instructions[] = isset($codec['instructions']) ? '<li>' . $codec['name'] . ':<br/>' . $codec['instructions'] . '</li>' : '';
}
return t('
<p><strong>Video Filter</strong></p>
<p>You may insert videos from popular video sites by using a simple tag <code>[video:URL]</code>.</p>
<p>Examples:</p>
<ul>
<li>Single video:<br /><code>[video:http://www.youtube.com/watch?v=uN1qUeId]</code></li>
<li>Random video out of multiple:<br /><code>[video:http://www.youtube.com/watch?v=uN1qUeId1,http://www.youtube.com/watch?v=uN1qUeId2]</code></li>
<li>Override default autoplay setting: <code>[video:http://www.youtube.com/watch?v=uN1qUeId autoplay:1]</code></li>
<li>Override default width and height:<br /><code>[video:http://www.youtube.com/watch?v=uN1qUeId width:X height:Y]</code></li>
<li>Override default aspect ratio:<br /><code>[video:http://www.youtube.com/watch?v=uN1qUeId ratio:4/3]</code></li>
<li>Align the video:<br /><code>[video:http://www.youtube.com/watch?v=uN1qUeId align:right]</code></li>
</ul>
<p>Supported sites: @codecs.</p>
<p>Special instructions:</p>
<small>Some codecs need special input. You\'ll find those instructions here.</small>
<ul>!instructions</ul>', array(
'@codecs' => implode(', ', $supported),
'!instructions' => implode('', $instructions),
));
}
else {
return t('You may insert videos with [video:URL]');
}
}
function _video_filter_process($text, $filter, $format, $langcode, $cache, $cache_id) {
if (preg_match_all('/\\[video(\\:(.+))?( .+)?\\]/isU', $text, $matches_code)) {
foreach ($matches_code[0] as $ci => $code) {
$video = array(
'source' => $matches_code[2][$ci],
'autoplay' => $filter->settings['video_filter_autoplay'],
'related' => $filter->settings['video_filter_related'],
);
if ($filter->settings['video_filter_multiple_sources'] && strstr($video['source'], ',')) {
$sources = explode(',', $video['source']);
$random = array_rand($sources, 1);
$video['source'] = $sources[$random];
}
$codecs = video_filter_get_codec_enabled($filter->settings['video_filter_codecs']);
foreach ($codecs as $codec_name => $codec) {
if (!is_array($codec['regexp'])) {
$codec['regexp'] = array(
$codec['regexp'],
);
}
foreach ($codec['regexp'] as $delta => $regexp) {
if (preg_match($regexp, $video['source'], $matches)) {
$video['codec'] = $codec;
$video['codec']['delta'] = $delta;
$video['codec']['matches'] = $matches;
$video['codec']['codec_name'] = $codec_name;
break 2;
}
}
}
if (isset($video['codec'])) {
if ($matches_code[3][$ci] && preg_match_all('/\\s+([a-zA-Z_]+)\\:(\\s+)?([0-9a-zA-Z\\/]+)/i', $matches_code[3][$ci], $matches_attributes)) {
foreach ($matches_attributes[0] as $ai => $attribute) {
$video[$matches_attributes[1][$ai]] = $matches_attributes[3][$ai];
}
}
$ratio = 1;
if (isset($video['ratio']) && preg_match('/(\\d+)\\/(\\d+)/', $video['ratio'], $tratio)) {
$ratio = $tratio[1] / $tratio[2];
}
elseif (isset($video['codec']['ratio'])) {
if (is_float($video['codec']['ratio']) || is_int($video['codec']['ratio'])) {
$ratio = $video['codec']['ratio'];
}
elseif (preg_match('/(\\d+)\\s*\\/\\s*(\\d+)/', $video['codec']['ratio'], $cratio)) {
$ratio = $cratio[1] / $cratio[2];
}
}
if (isset($video['width']) && !isset($video['height'])) {
if ($ratio) {
$video['height'] = ceil($video['width'] / $ratio);
}
else {
$video['height'] = $filter->settings['video_filter_height'];
}
}
elseif (isset($video['height']) && !isset($video['width'])) {
if ($ratio) {
$video['width'] = ceil($video['height'] * $ratio);
}
else {
$video['width'] = $filter->settings['video_filter_height'];
}
}
elseif (isset($video['height']) && isset($video['width'])) {
$video['width'] = $video['width'];
$video['height'] = $video['height'];
}
elseif (!isset($video['height']) && !isset($video['width'])) {
$video['width'] = $filter->settings['video_filter_width'] != '' ? $filter->settings['video_filter_width'] : 400;
$video['height'] = $filter->settings['video_filter_height'] != '' ? $filter->settings['video_filter_height'] : 400;
}
$control_bar_height = 0;
if (isset($video['control_bar_height'])) {
$control_bar_height = $video['control_bar_height'];
}
elseif (isset($video['codec']['control_bar_height'])) {
$control_bar_height = $video['codec']['control_bar_height'];
}
$video['height'] += $control_bar_height;
if ($ratio) {
$scale_factor = min(array(
$video['height'] - $control_bar_height,
$video['width'] / $ratio,
));
$video['height'] = round($scale_factor + $control_bar_height);
$video['width'] = round($scale_factor * $ratio);
}
$video['autoplay'] = (bool) $video['autoplay'];
$video['align'] = isset($video['align']) && in_array($video['align'], array(
'left',
'right',
'center',
)) ? $video['align'] : NULL;
drupal_alter('video_filter_video', $video);
if (isset($video['codec']['html5_callback']) && $filter->settings['video_filter_html5'] == 1 && is_callable($video['codec']['html5_callback'], FALSE)) {
$replacement = call_user_func($video['codec']['html5_callback'], $video);
}
elseif (is_callable($video['codec']['callback'], FALSE)) {
$replacement = call_user_func($video['codec']['callback'], $video);
}
else {
$replacement = '<!-- VIDEO FILTER - INVALID CALLBACK IN: ' . $video['codec']['callback'] . ' -->';
}
}
else {
$replacement = '<!-- VIDEO FILTER - INVALID CODEC IN: ' . $code . ' -->';
}
$text = str_replace($code, $replacement, $text);
}
}
return $text;
}
function video_filter_flash($video, $params = array()) {
return theme('video_filter_flash', array(
'video' => $video,
'params' => $params,
));
}
function video_filter_iframe($video) {
return theme('video_filter_iframe', array(
'video' => $video,
));
}
function video_filter_get_codec_info() {
static $codecs;
if (!isset($codecs)) {
$codecs = module_invoke_all('codec_info');
drupal_alter('video_filter_codec_info', $codecs);
}
return $codecs;
}
function _video_filter_merge_format_codecs($filters_codecs) {
$codecs = array_pop($filters_codecs);
foreach ($filters_codecs as $format_name => $format_codecs) {
foreach ($format_codecs as $codec_name => $codec_value) {
if (!empty($codec_value) && empty($codecs[$codec_name])) {
$codecs[$codec_name] = $codec_value;
}
}
}
return $codecs;
}
function video_filter_get_codec_enabled($video_filter_codecs) {
$codecs = array_intersect_key(video_filter_get_codec_info(), array_filter($video_filter_codecs));
return $codecs;
}
function theme_video_filter_flash($variables) {
$output = '';
$video = $variables['video'];
$params = isset($variables['params']) ? $variables['params'] : array();
$classes = video_filter_get_classes($video);
$attributes = '';
if (!empty($video['attributes'])) {
$attributes = drupal_attributes($video['attributes']);
}
$output .= '<div class="video-filter"><object class="' . implode(' ', $classes) . '" type="application/x-shockwave-flash" ';
$output .= 'width="' . $video['width'] . '" height="' . $video['height'] . '" data="' . $video['source'] . '" ' . $attributes . '>' . "\n";
$defaults = array(
'movie' => $video['source'],
'wmode' => 'transparent',
'allowFullScreen' => 'true',
);
$params = array_merge($defaults, is_array($params) && count($params) ? $params : array());
foreach ($params as $name => $value) {
$output .= ' <param name="' . $name . '" value="' . $value . '" />' . "\n";
}
$output .= '</object></div>' . "\n";
return $output;
}
function theme_video_filter_iframe($variables) {
$video = $variables['video'];
$classes = video_filter_get_classes($video);
$attributes = '';
if (!empty($video['attributes'])) {
$attributes = drupal_attributes($video['attributes']);
}
$output = '<div class="video-filter"><iframe src="' . $video['source'] . '" width="' . $video['width'] . '" height="' . $video['height'] . '" class="' . implode(' ', $classes) . '" frameborder="0" allowfullscreen="true"' . $attributes . '></iframe></div>';
return $output;
}
function video_filter_theme($existing, $type, $theme, $path) {
return array(
'video_filter_flash' => array(
'variables' => array(
'video' => NULL,
'params' => NULL,
),
),
'video_filter_iframe' => array(
'variables' => array(
'video' => NULL,
'params' => NULL,
),
),
'video_filter_dashboard' => array(
'variables' => array(
'form' => NULL,
),
'template' => 'video_filter_dashboard',
),
);
}
function video_filter_get_classes($video) {
$classes = array(
'video-filter',
'video-' . $video['codec']['codec_name'],
);
if (isset($video['align'])) {
$classes[] = 'video-' . $video['align'];
}
unset($video['codec']['matches'][0]);
foreach ($video['codec']['matches'] as $match) {
$classes[] = 'vf-' . strtolower(preg_replace('/[^a-zA-Z0-9]/', '', $match));
}
return $classes;
}
function video_filter_menu() {
$items = array();
$items['video_filter/dashboard/%'] = array(
'title' => 'Videofilter',
'description' => 'Dashboard',
'page callback' => 'video_filter_dashboard_page',
'access arguments' => array(
'access content',
),
'type' => MENU_CALLBACK,
'page arguments' => array(
2,
),
'theme callback' => '_video_filter_dashboard_theme',
);
$items['video_filter/instructions'] = array(
'title' => 'Videofilter instructions',
'description' => 'instructions',
'page callback' => 'video_filter_instructions_page',
'access arguments' => array(
'access content',
),
'type' => MENU_CALLBACK,
'theme callback' => '_video_filter_dashboard_theme',
);
return $items;
}
function _video_filter_dashboard_theme() {
return variable_get('admin_theme', 'seven');
}
function template_preprocess_video_filter_dashboard(&$variables) {
$variables['head_title'] = t('Video filter dashboard');
$variables['head'] = drupal_get_html_head();
$variables['help'] = theme('help');
$variables['language'] = $GLOBALS['language'];
$variables['language']->dir = $GLOBALS['language']->direction ? 'rtl' : 'ltr';
$variables['messages'] = isset($variables['show_messages']) ? theme('status_messages') : '';
$variables['css'] = drupal_add_css();
$variables['styles'] = drupal_get_css();
$variables['scripts'] = drupal_get_js();
}
function video_filter_dashboard_page($editor) {
module_invoke('admin_menu', 'suppress');
drupal_add_css(drupal_get_path('module', 'video_filter') . '/css/video_filter.css');
switch ($editor) {
case 'wysiwyg_tinymce':
$has_added_js = FALSE;
wysiwyg_load_includes('editors', 'editor', 'tinymce');
if (function_exists('wysiwyg_tinymce_editor')) {
$loaded_editor = wysiwyg_tinymce_editor();
$version = wysiwyg_tinymce_version($loaded_editor['tinymce']);
if (version_compare($version, '4', '>=')) {
drupal_add_js(drupal_get_path('module', 'video_filter') . '/editors/tinymce/video_filter-4.js');
$has_added_js = TRUE;
}
}
if (!$has_added_js) {
drupal_add_js(wysiwyg_get_path('tinymce') . '/jscripts/tiny_mce/tiny_mce_popup.js');
drupal_add_js(drupal_get_path('module', 'video_filter') . '/editors/tinymce/video_filter.js');
}
break;
case 'ckeditor':
case 'wysiwyg_ckeditor':
drupal_add_js(drupal_get_path('module', 'video_filter') . '/editors/ckeditor/video_filter_dialog.js');
break;
case 'fckeditor':
case 'wysiwyg_fckeditor':
drupal_add_js(drupal_get_path('module', 'video_filter') . '/editors/fckeditor/video_filter/video_filter_dialog.js');
break;
}
$form = drupal_get_form('_video_filter_form');
print theme('video_filter_dashboard', array(
'form' => render($form),
));
exit;
}
function video_filter_instructions_page() {
module_invoke('admin_menu', 'suppress');
$form = drupal_get_form('_video_filter_instructions_form');
print theme('video_filter_dashboard', array(
'form' => render($form),
));
exit;
}
function _video_filter_form() {
$form['video_filter'] = array(
'#type' => 'fieldset',
'#title' => t('Insert Video'),
'#weight' => 0,
'#collapsible' => FALSE,
'#collapsed' => FALSE,
'#attributes' => array(
'class' => array(
'clearfix',
),
),
);
$form['video_filter']['file_url'] = array(
'#type' => 'textfield',
'#title' => t('Video URL'),
'#maxlength' => 255,
'#size' => 80,
'#default_value' => '',
'#weight' => 1,
);
$form['video_filter']['width'] = array(
'#type' => 'textfield',
'#title' => t('Width'),
'#maxlength' => 255,
'#size' => 80,
'#default_value' => '',
'#weight' => 2,
);
$form['video_filter']['height'] = array(
'#type' => 'textfield',
'#title' => t('Height'),
'#maxlength' => 255,
'#size' => 80,
'#default_value' => '',
'#weight' => 3,
);
$form['video_filter']['align'] = array(
'#type' => 'select',
'#title' => t('Align'),
'#default_value' => 'none',
'#options' => array(
'none' => t('None'),
'left' => t('Left'),
'right' => t('Right'),
'center' => t('Center'),
),
'#weight' => 4,
);
$form['video_filter']['autoplay'] = array(
'#type' => 'checkbox',
'#title' => t('Autoplay'),
'#weight' => 5,
);
$form += _video_filter_instructions_form();
$form['cancel'] = array(
'#type' => 'button',
'#value' => t('Cancel'),
'#weight' => 98,
);
$form['insert'] = array(
'#type' => 'button',
'#value' => t('Insert'),
'#weight' => 99,
);
return $form;
}
function _video_filter_instructions_form() {
$form['instructions'] = array(
'#type' => 'fieldset',
'#title' => t('Instructions'),
'#collapsible' => TRUE,
'#collapsed' => TRUE,
'#attributes' => array(
'class' => array(
'clearfix',
),
),
'#weight' => 97,
);
$text = '<p>' . t('Insert a 3rd party video from one of the following providers; this list may vary depending on the text format being used.') . '</p>';
$text .= _video_filter_instructions();
$form['instructions']['text'] = array(
'#type' => 'item',
'#markup' => $text,
);
return $form;
}
function video_filter_ckeditor_plugin() {
$plugins = array();
$plugins['video_filter'] = array(
'name' => 'video_filter',
'desc' => t('Plugin to directly embed videos with the video filter module.'),
'path' => drupal_get_path('module', 'video_filter') . '/editors/ckeditor/',
'buttons' => array(
'video_filter' => array(
'label' => t('Video filter'),
'icon' => 'video_filter.png',
),
),
);
return $plugins;
}
function video_filter_wysiwyg_plugin($editor, $version) {
_video_filter_add_settings('wysiwyg_' . $editor);
$plugins = array();
switch ($editor) {
case 'ckeditor':
$plugins['video_filter'] = array(
'path' => drupal_get_path('module', 'video_filter') . '/editors/ckeditor/',
'buttons' => array(
'video_filter' => t('Video filter'),
),
'url' => 'http://drupal.org/project/video_filter',
'load' => TRUE,
);
break;
case 'fckeditor':
$plugins['video_filter'] = array(
'path' => drupal_get_path('module', 'video_filter') . '/editors/fckeditor/',
'buttons' => array(
'video_filter' => t('Video filter'),
),
'url' => 'http://drupal.org/project/video_filter',
'load' => TRUE,
);
break;
case 'tinymce':
$plugins['video_filter'] = array(
'path' => drupal_get_path('module', 'video_filter') . '/editors/tinymce',
'filename' => 'editor_plugin.js',
'buttons' => array(
'video_filter' => t('Video filter'),
),
'url' => 'http://drupal.org/project/video_filter',
'load' => TRUE,
);
break;
}
return $plugins;
}
function video_filter_element_info_alter(&$types) {
if (isset($types['text_format']['#pre_render']) && is_array($types['text_format']['#pre_render'])) {
if (in_array('ckeditor_pre_render_text_format', $types['text_format']['#pre_render'])) {
_video_filter_add_settings('ckeditor');
}
}
}
function _video_filter_add_settings($editor) {
static $editor_settings_added = array();
static $global_settings_added = FALSE;
if (!isset($editor_settings_added[$editor])) {
$editor_settings_added[$editor] = TRUE;
$settings = array(
'video_filter' => array(
'url' => array(
$editor => url('video_filter/dashboard/' . $editor),
),
'instructions_url' => url('video_filter/instructions'),
),
);
drupal_add_js($settings, 'setting');
}
if (!$global_settings_added) {
$global_settings_added = TRUE;
$settings = array(
'video_filter' => array(
'modulepath' => drupal_get_path('module', 'video_filter'),
),
);
drupal_add_js($settings, 'setting');
}
}
function _video_filter_instructions() {
global $user;
$formats = filter_formats($user);
$filters_codecs = array();
foreach ($formats as $format) {
$format_filters = filter_list_format($format->format);
if (isset($format_filters['video_filter'])) {
$filters_codecs[$format->name] = $format_filters['video_filter']->settings['video_filter_codecs'];
}
}
$video_filter_codecs = _video_filter_merge_format_codecs($filters_codecs);
$codecs = video_filter_get_codec_enabled($video_filter_codecs);
$output = '<ul>';
foreach ($codecs as $codec) {
$output .= '<li><strong>' . $codec['name'] . '</strong><br />' . t('e.g.') . ' ' . $codec['sample_url'] . '</li>';
}
$output .= '</ul>';
return $output;
}
function video_filter_oembed_request($endpoint, array $arguments) {
$result = drupal_http_request(url($endpoint, array(
'query' => $arguments,
)));
if ($data = json_decode($result->data)) {
return (array) $data;
}
else {
return FALSE;
}
}