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<?php
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// $Id$
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/**
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* Standard content page.
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*/
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function mmedia_content_page() {
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$result = pager_query(db_rewrite_sql('SELECT m.mid, m.title, m.summary FROM {media} m WHERE m.public <> 0 ORDER BY m.created DESC'), variable_get('mmedia_default_main_page', 10));
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$output = '';
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$num_rows = FALSE;
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while ($media = db_fetch_object($result)) {
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$media = media_load($media->mid);
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$filename = media_filename($media);
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$profile = variable_get('mmedia_view_profile', null);
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$output .= theme('media_view', mapi_display($filename, array('options' => $profile)), $filename, $media);
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$num_rows = TRUE;
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}
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if ($num_rows) {
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$feed_url = url(MEDIA_PATH . '/rss.xml', array('absolute' => TRUE));
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drupal_add_feed($feed_url, variable_get('site_name', 'Drupal') .' '. t('RSS'));
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$output .= theme('pager', NULL, variable_get('mmedia_default_main_page', 10));
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}
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else {
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$default_message = t('<h1 class="title">Welcome to the Media display page!</h1><p>Please follow these steps to set up to start uploading and viewing media:</p>');
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$default_message .= '<ol>';
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$default_message .= '<li>'. t('<strong>Configure <a href="@presenters">presenters</a> and <a href="@profiles">profiles</a> to achieve consistant presentation of media across your website.', array('@presenters' => url('admin/mapi/presenters'), '@profiles' => url('admin/mapi/profiles'))) .'</li>';
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$default_message .= '</ol>';
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$output = '<div id="first-time">'. $default_message .'</div>';
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}
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drupal_set_title('');
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return $output;
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}
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/**
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* Generic Media Feed
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*/
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function mmedia_feed($mids = FALSE, $channel = array()) {
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global $base_url, $language;
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if ($mids === FALSE) {
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$mids = array();
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$result = db_query_range(db_rewrite_sql('SELECT m.mid FROM {media} m WHERE m.public <> 0 ORDER BY m.created DESC'), 0, variable_get('feed_default_items', 10));
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while ($row = db_fetch_object($result)) {
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$mids[] = $row->mid;
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}
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}
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$item_length = variable_get('feed_item_length', 'teaser');
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$namespaces = array('xmlns:dc' => 'http://purl.org/dc/elements/1.1/');
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$items = '';
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foreach ($mids as $mid) {
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// Load the specified node:
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$item = media_load($mid);
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$item->link = url(MEDIA_PATH ."/$mid", array('absolute' => TRUE));
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// Allow modules to add additional item fields and/or modify $item
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$extra = media_invoke_item('rss item', $item);
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$extra = array_merge($extra, array(array('key' => 'pubDate', 'value' => format_date($item->created, 'custom', 'r')), array('key' => 'dc:creator', 'value' => $item->name), array('key' => 'guid', 'value' => $item->nid .' at '. $base_url, 'attributes' => array('isPermaLink' => 'false'))));
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foreach ($extra as $element) {
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if (isset($element['namespace'])) {
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$namespaces = array_merge($namespaces, $element['namespace']);
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}
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}
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// Prepare the item description
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switch ($item_length) {
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case 'fulltext':
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$item_text = $item->metadata['description'];
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break;
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case 'teaser':
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$item_text = $item->summary;
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if (!empty($item->readmore)) {
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$item_text .= '<p>'. l(t('read more'), MEDIA_PATH .'/'. $item->mid, array('absolute' => TRUE, 'attributes' => array('target' => '_blank'))) .'</p>';
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}
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break;
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case 'title':
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$item_text = '';
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break;
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}
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// TODO: Allow different derivatives to be added to the RSS item.
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// add the original media file, as the primary enclosure for a RSS item.
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$filename = media_filename($item);
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if (mapi_file_exists($filename)) {
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$extra = array_merge($extra, array(array('key' => 'enclosure', 'value' => null, 'attributes' => array(
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'url' => url($filename, array('absolute' => true)),
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'length' => filesize($filename),
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'type' => $item->type,
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))));
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}
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$items .= format_rss_item($item->title, $item->link, $item_text, $extra);
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}
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$channel_defaults = array(
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'version' => '2.0',
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'title' => variable_get('site_name', 'Drupal'),
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'link' => $base_url,
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'description' => variable_get('site_mission', ''),
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'language' => $language->language
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);
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$channel = array_merge($channel_defaults, $channel);
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$output = "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
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$output .= "<rss version=\"". $channel["version"] ."\" xml:base=\"". $base_url ."\" ". drupal_attributes($namespaces) .">\n";
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$output .= format_rss_channel($channel['title'], $channel['link'], $channel['description'], $items, $channel['language']);
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$output .= "</rss>\n";
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drupal_set_header('Content-Type: application/rss+xml; charset=utf-8');
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print $output;
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}
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/**
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* Handle media autocomplete.
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*/
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function mmedia_autocomplete($string) {
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if ($string != '') {
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if (is_numeric($string)) {
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$result = db_query_range('SELECT mid, name FROM {media} WHERE mid LIKE ("%d%%")', (int)$string, 0, 10);
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}
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else {
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$result = db_query_range('SELECT mid, name FROM {media} WHERE LOWER(name) LIKE LOWER("%%%s%%")', drupal_strtolower($string), 0, 10);
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}
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$matches = array();
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while ($object = db_fetch_object($result)) {
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$t = $object->name;
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// Commas and quotes in terms are special cases, so encode 'em.
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if (preg_match('/,/', $t) || preg_match('/"/', $t)) {
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$t = '"'. preg_replace('/"/', '""', $t) .'"';
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}
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$matches[$object->mid] = '<span class="autocomplete_title">'. check_plain($t) .'</span>';
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}
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print drupal_to_js($matches);
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exit();
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}
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}
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/**
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* Transfer the media file, including derivative.
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*/
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function mmedia_transfer($media, $derivative = '') {
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// get actual filename
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$filename = media_filename($media);
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// handle the derivative of a media if installed
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if (module_exists('mapi_derivatives') && in_array($derivative, mapi_derivative_list())) {
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$filename = mapi_derive($filename, $derivative);
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}
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ob_end_clean();
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// handle local file
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if (is_file($filename)) {
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if ($fd = fopen($filename, 'rb')) {
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$ext = mapi_file_ext($filename);
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// set the appropriate headers
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$headers = array(
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'Content-Type: '. ($ext ? mapi_extension_mime($ext) : 'application/octet-stream'),
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'Content-Length: '. filesize($filename),
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'Content-Disposition: attachment; filename='. mapi_file_name($filename) .'.'. $ext,
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);
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foreach ($headers as $header) {
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drupal_set_header($header);
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}
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// transfer the file in 1024 byte blocks to save on memory usage
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while (!feof($fd)) {
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print fread($fd, 1024);
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}
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fclose($fd);
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}
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// if not openable on this system.
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else {
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drupal_not_found();
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}
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}
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// handle external file
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else {
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// Temporary redirect since we want people to still come to this site for the details,
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// but allow the other site to host the media.
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header("HTTP/1.0 307 Temporary redirect");
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header("Location: ". $filename );
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}
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exit();
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}
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/**
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* Folder autocomplete
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*/
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function mmedia_folder_autocomplete($string) {
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if ($string != '') {
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if (is_numeric($string)) {
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$result = db_query_range('SELECT fid, name, path FROM {media_folders} WHERE mid LIKE ("%d%%")', (int)$string, 0, 10);
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}
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else {
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$result = db_query_range('SELECT fid, name, path FROM {media_folders} WHERE LOWER(name) LIKE LOWER("%%%s%%")', drupal_strtolower($string), 0, 10);
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}
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$matches = array();
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while ($folder = db_fetch_object($result)) {
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$t = $folder->name;
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// Commas and quotes in terms are special cases, so encode 'em.
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if (preg_match('/,/', $folder->name) || preg_match('/"/', $folder->name)) {
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$t = '"'. preg_replace('/"/', '""', $folder->name) .'"';
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}
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$matches[$folder->fid] = '<span class="autocomplete_title">'. check_plain($t) .'</span> <span class="autocomplete_path">['. FOLDER_PATH .'/'. $folder->path .']</span>';
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}
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print drupal_to_js($matches);
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exit();
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}
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}
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