0) {
$robots_meta = implode(', ', $robots_meta);
$robots_meta = "\n";
}
else {
$robots_meta = '';
}
return $robots_meta;
}
/**
* Post-processor that fills the array for the template with common details
*
* @param $node
* generated node with a printer-friendly node body
* @param $message
* optional sender's message (used by the send e-mail module)
* @param $cid
* id of current comment being generated (NULL when not generating
* an individual comment)
* @return
* array with the fields to be used in the template
*/
function _print_var_generator($node, $message = NULL, $cid = NULL) {
global $base_url, $language;
$path = empty($node->nid) ? $node->path : "node/$node->nid";
$themed = theme('print_text');
// print module settings
$print_css = variable_get('print_css', PRINT_CSS_DEFAULT);
$print_urls = variable_get('print_urls', PRINT_URLS_DEFAULT);
$print_logo_options = variable_get('print_logo_options', PRINT_LOGO_OPTIONS_DEFAULT);
$print_logo_url = variable_get('print_logo_url', PRINT_LOGO_URL_DEFAULT);
$print_html_sendtoprinter = variable_get('print_html_sendtoprinter', PRINT_HTML_SENDTOPRINTER_DEFAULT);
$print_sourceurl_enabled = variable_get('print_sourceurl_enabled', PRINT_SOURCEURL_ENABLED_DEFAULT);
$print_sourceurl_forcenode = variable_get('print_sourceurl_forcenode', PRINT_SOURCEURL_FORCENODE_DEFAULT);
$print_sourceurl_date = variable_get('print_sourceurl_date', PRINT_SOURCEURL_DATE_DEFAULT);
$print['language'] = $language->language;
$print['title'] = $node->title;
$print['head'] = drupal_get_html_head();
$print['scripts'] = drupal_get_js();
$print['robots_meta'] = _print_robots_meta_generator();
$print['url'] = url($path, array('absolute' => TRUE));
$print['base_href'] = "\n";
$print['favicon'] = theme_get_setting('toggle_favicon') ? "\n" : '';
$css_files = array();
if (!empty($print_css)) {
$replace_pairs = array('%b' => base_path(), '%t' => path_to_theme());
$css_files[] = strip_tags(strtr($print_css, $replace_pairs));
}
else {
$css_files[] = base_path() . drupal_get_path('module', 'print') .'/print.css';
}
// If the current language is RTL add the RTL stylesheet.
if (defined('LANGUAGE_RTL') && $language->direction == LANGUAGE_RTL) {
$css_files[] = base_path() . drupal_get_path('module', 'print') .'/print-rtl.css';
}
// Add CCK's CSS file to properly display the fields
if (module_exists('content')) {
$css_files[] = base_path() . drupal_get_path('module', 'content') .'/theme/content.css';
}
// If we are sending a message via e-mail, the CSS must be embedded
if (!empty($message)) {
$style = '';
$pattern = '!^'. base_path() .'!';
foreach ($css_files as $filename) {
// Convert to a local path, by removing the base_path
$filename = preg_replace($pattern, '', $filename);
$res = file_get_contents($filename, TRUE);
if ($res != FALSE) {
$style .= $res;
}
}
$print['css'] = "\n";
}
else {
$print['css'] = '';
foreach ($css_files as $value) {
$print['css'] .= "\n";
}
}
$print['sendtoprinter'] = $print_html_sendtoprinter ? ' onload="window.print();"' : '';
switch ($print_logo_options) {
case 0: // none
$logo_url = 0;
break;
case 1: // theme's
$logo_url = theme_get_setting('logo');
break;
case 2: // user-specifed
$logo_url = strip_tags($print_logo_url);
break;
}
$print['logo'] = $logo_url ? "\n" : '';
$published_site = variable_get('site_name', 0);
if ($published_site) {
$published = (empty($themed['published'])) ? t('Published on %site_name', array('%site_name' => $published_site)) : ($themed['published'] .' '. $published_site);
$print['site_name'] = $published .' ('. l($base_url, $base_url) .')';
}
else {
$print['site_name'] = '';
}
if ($print_sourceurl_enabled == 1) {
/* Grab and format the src URL */
if (empty($print_sourceurl_forcenode)) {
$url = $print['url'];
}
else {
$url = $base_url .'/'. (((bool)variable_get('clean_url', '0')) ? '' : '?q=') . $path;
}
if ($cid) {
$url .= '#comment-$cid';
}
$retrieved_date = format_date(time(), 'small');
$retrieved = (empty($themed['retrieved'])) ? t('retrieved on %date', array('%date' => $retrieved_date)) : ($themed['retrieved'] .' '. $retrieved_date);
$print['printdate'] = $print_sourceurl_date ? " ($retrieved)" : '';
$source_url = (empty($themed['sourceURL'])) ? t('Source URL') : $themed['sourceURL'];
$print['source_url'] = ''. $source_url . $print['printdate'] .': '. l($url, $url);
}
else {
$print['source_url'] = '';
}
if (isset($node->type)) {
$node_type = $node->type;
if (theme_get_setting("toggle_node_info_$node_type")) {
$by_author = ($node->name ? $node->name : variable_get('anonymous', t('Anonymous')));
$by = (empty($themed['by'])) ? t('By %author', array('%author' => $by_author)) : ($themed['by'] .' '. $by_author);
$print['submitted'] = $by;
$created_datetime = format_date($node->created, 'small');
$created = (empty($themed['created'])) ? t('Created %date', array('%date' => $created_datetime)) : ($themed['created'] .' '. $created_datetime);
$print['created'] = $created;
}
else {
$print['submitted'] = '';
$print['created'] = '';
}
$print['type'] = $node->type;
}
else {
$print['submitted'] = '';
$print['created'] = '';
$print['type'] = '';
}
menu_set_active_item($path);
$breadcrumb = drupal_get_breadcrumb();
if (!empty($breadcrumb)) {
$breadcrumb[] = menu_get_active_title();
$print['breadcrumb'] = implode(' > ', $breadcrumb);
}
else {
$print['breadcrumb'] = '';
}
// Display the collected links at the bottom of the page. Code once taken from Kjartan Mannes' project.module
if (!empty($print_urls)) {
$urls = _print_friendly_urls();
$max = count($urls);
$pfp_links = '';
if ($max) {
for ($i = 0; $i < $max; $i++) {
$pfp_links .= '['. ($i + 1) .'] '. $urls[$i] ." \n";
}
$links = (empty($themed['links'])) ? t('Links') : $themed['links'];
$print['pfp_links'] = "
$links: $pfp_links
";
}
}
if (module_exists('taxonomy')) {
$terms = taxonomy_link('taxonomy terms', $node);
$print['taxonomy'] = theme('links', $terms);
}
$print['content'] = $node->body;
$print['node'] = $node;
$print['message'] = $message;
$print['footer_message'] = filter_xss_admin(variable_get('site_footer', FALSE)) ."\n". theme('blocks', 'footer') ;
return $print;
}
/**
* Callback function for the preg_replace_callback for URL-capable patterns
*
* Manipulate URLs to make them absolute in the URLs list, and to add a
* [n] footnote marker.
*
* @param $matches
* array with the matched tag patterns, usually +text+
* @return
* tag with re-written URL and when appropriate the [n] index to the
* URL list
*/
function _print_rewrite_urls($matches) {
global $base_url, $base_root;
// Get value of Printer-friendly URLs setting
$print_urls = variable_get('print_urls', PRINT_URLS_DEFAULT);
// first, split the html into the different tag attributes
$pattern = '!\s*(\w+\s*=\s*"(?:\\\"|[^"])*")\s*|\s*(\w+\s*=\s*\'(?:\\\\\'|[^\'])*\')\s*|\s*(\w+\s*=\s*\w+)\s*|\s+!';
$attribs = preg_split($pattern, $matches[1], -1, PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE);
foreach ($attribs as $key => $value) {
$attribs[$key] = preg_replace('!(\w)\s*=\s*(.*)!', '$1=$2', $value);
}
$size = count($attribs);
for ($i=1; $i < $size; $i++) {
// If the attribute is href or src, we may need to rewrite the URL in the value
if (preg_match('!^(?:href|src)\s*?=(.*)!i', $attribs[$i], $urls) > 0) {
$url = trim($urls[1], " \t\n\r\0\x0B\"'");
if (strpos($url, '://') || preg_match('!^mailto:.*?@.*?\..*?$!iu', $url)) {
// URL is absolute, do nothing
$newurl = urldecode($url);
}
else {
if ($url[0] == '#') {
// URL is an anchor tag
if (!empty($print_urls)) {
$path = explode('/', $_GET['q']);
unset($path[0]);
$path = implode('/', $path);
if (is_numeric($path)) {
$path = "node/$path";
}
// Printer-friendly URLs is on, so we need to make it absolute
$newurl = url($path, array('fragment' => substr(urldecode($url), 1), 'absolute' => TRUE));
}
// Because base href is the original page, change the link to
// still be usable inside the print page
$matches[1] = str_replace($url, $_GET['q'] . $url, $matches[1]);
}
else {
// URL is relative, convert it into absolute URL
if ($url[0] == '/') {
// If it starts with '/' just append it to the server name
$newurl = $base_root .'/'. trim(urldecode($url), '/');
}
elseif (preg_match('!^(?:index.php)?\?q=!i', $url)) {
// If it starts with ?q=, just prepend with the base URL
$newurl = $base_url .'/'. trim(urldecode($url), '/');
}
else {
$newurl = url(trim(urldecode($url), '/'), array('absolute' => TRUE));
}
$matches[1] = str_replace($url, $newurl, $matches[1]);
}
}
}
}
$ret = '<'. $matches[1] .'>';
if (count($matches) == 4) {
$ret .= $matches[2] . $matches[3];
if ((!empty($print_urls)) && (isset($newurl))) {
$ret .= ' ['. _print_friendly_urls(trim(stripslashes($newurl))) .']';
}
}
return $ret;
}
/**
* Auxiliary function to store the Printer-friendly URLs list as static.
*
* @param $url
* absolute URL to be inserted in the list
* @return
* list of URLs previously stored if $url is 0, or the current count
* otherwise.
*/
function _print_friendly_urls($url = 0) {
static $urls = array();
if ($url) {
$url_idx = array_search($url, $urls);
if ($url_idx !== FALSE) {
return ($url_idx + 1);
}
else {
$urls[] = $url;
return count($urls);
}
}
$ret = $urls;
$urls = array();
return $ret;
}
/**
* Choose most appropriate template
*
* Auxiliary function to resolve the most appropriate template trying to find
* a content specific template in the theme or module dir before falling back
* on a generic template also in those dirs.
*
* @param format
* format of the PF page being rendered (html, pdf, etc.)
* @param $type
* name of the node type being rendered in a PF page
* @return
* filename of the most suitable template
*/
function _print_get_template($format = NULL, $type = NULL) {
$filenames = array();
// First try to find a template defined both for the format and then the type
if (!empty($format) && !empty($type)) {
$filenames[] = "print_$format.node-$type.tpl.php";
}
// Then only for the format
if (!empty($format)) {
$filenames[] = "print_$format.tpl.php";
}
// If the node type is known, then try to find that type's template file
if (!empty($type)) {
$filenames[] = "print.node-$type.tpl.php";
}
// Finally search for a generic template file
$filenames[] = 'print.tpl.php';
foreach ($filenames as $value) {
// First in the theme directory
$file = drupal_get_path('theme', $GLOBALS['theme_key']) .'/'. $value;
if (file_exists($file)) {
return $file;
}
// Then in the module directory
$file = drupal_get_path('module', 'print') .'/'. $value;
if (file_exists($file)) {
return $file;
}
}
}
/**
* Prepare a Printer-friendly-ready node body for content nodes
*
* @param $nid
* node ID of the node to be rendered into a printer-friendly page
* @param $cid
* comment ID of the individual comment to be rendered
* @param $teaser
* if set to TRUE, outputs only the node's teaser
* @param $message
* optional sender's message (used by the send e-mail module)
* @return
* filled array ready to be used in the template
*/
function _print_generate_node($nid, $cid = NULL, $teaser = FALSE, $message = NULL) {
// We can take a node id
$node = node_load(array('nid' => $nid));
if (!node_access('view', $node)) {
// Access is denied
return drupal_access_denied();
}
drupal_set_title($node->title);
//alert other modules that we are generating a printer-friendly page, so they can choose to show/hide info
$node->printing = TRUE;
// Turn off Pagination by the Paging module
unset($node->pages);
unset($node->page_count);
if ($teaser) {
unset($node->body);
}
else {
unset($node->teaser);
}
$node = (object)$node;
if ($cid === NULL) {
// Adapted (simplified) version of node_view for Drupal 5.x
//Render the node content
$node = node_build_content($node, $teaser, TRUE);
// Disable fivestar widget output
unset($node->content['fivestar_widget']);
// Disable service links module output
unset($node->content['service_links']);
$node->body = drupal_render($node->content);
//TODO the following was part of the fix for http://drupal.org/node/254863
//check if it is reproducible and find the exact condition which
//triggered it
//$node->body = html_entity_decode($node->body);
}
$print_comments = variable_get('print_comments', PRINT_COMMENTS_DEFAULT);
if (function_exists('comment_render') && (($cid != NULL) || ($print_comments))) {
//Print only the requested comment (or if $cid is NULL, all of them)
$comments = comment_render($node, $cid);
//Remove the comment forms
$comments = preg_replace('!.*?!sim', '', $comments);
//Remove the 'Post new comment' title
$comments = preg_replace('!Post new comment!', '', $comments);
//Remove the comment title hyperlink
$comments = preg_replace('!()()(.*?)()!', '$1$3$4', $comments);
//Remove the comment author link
$pattern = '!()(.*?)(.*?)()!sim';
if (preg_match($pattern, $comments)) {
$comments = preg_replace($pattern , '$1$2$3$4', $comments);
}
//Remove the comment links
$comments = preg_replace('!\s*
.*?
!sim', '', $comments);
if ($cid != NULL) {
// Single comment requested, output only the comment
unset($node->body);
}
$node->body .= $comments;
}
node_invoke_nodeapi($node, 'alter', FALSE, TRUE);
// Convert the a href elements
$pattern = '!<(a\s[^>]*?)>(.*?)()!is';
$node->body = preg_replace_callback($pattern, '_print_rewrite_urls', $node->body);
init_theme();
$print = _print_var_generator($node, $message, $cid);
return $print;
}
/**
* Prepare a Printer-friendly-ready node body for non-content pages
*
* @param $path
* path of the node to be rendered into a printer-friendly page
* @param $teaser
* if set to TRUE, outputs only the node's teaser
* @param $message
* optional sender's message (used by the send e-mail module)
* @return
* filled array ready to be used in the template
*/
function _print_generate_path($path, $teaser = FALSE, $message = NULL) {
$path = drupal_get_normal_path($path);
menu_set_active_item($path);
// Adapted from index.php.
$node = new stdClass();
$node->body = menu_execute_active_handler($path);
$node->title = drupal_get_title();
$node->path = $path;
// It may happen that a drupal_not_found is called in the above call
if (preg_match('/404 Not Found/', drupal_get_headers()) == 1) {
return;
}
if (is_int($node->body)) {
switch ($node->body) {
case MENU_NOT_FOUND:
return drupal_not_found();
break;
case MENU_ACCESS_DENIED:
return drupal_access_denied();
break;
}
}
// Delete any links area
$node->body = preg_replace('!\s*
.*?
!sim', '', $node->body);
// Convert the a href elements
$pattern = '!<(a\s[^>]*?)>(.*?)()!is';
$node->body = preg_replace_callback($pattern, '_print_rewrite_urls', $node->body);
init_theme();
$print = _print_var_generator($node, $message);
return $print;
}
/**
* Prepare a Printer-friendly-ready node body for book pages
*
* @param $nid
* node ID of the node to be rendered into a printer-friendly page
* @param $teaser
* if set to TRUE, outputs only the node's teaser
* @param $message
* optional sender's message (used by the send e-mail module)
* @return
* filled array ready to be used in the template
*/
function _print_generate_book($nid, $teaser = FALSE, $message = NULL) {
$node = node_load(array('nid' => $nid));
if (!node_access('view', $node) || (!user_access('access printer-friendly version'))) {
// Access is denied
return drupal_access_denied();
}
$tree = book_menu_subtree_data($node->book);
$node->body = book_export_traverse($tree, 'book_node_export');
// Convert the a href elements
$pattern = '!<(a\s[^>]*?)>(.*?)()!is';
$node->body = preg_replace_callback($pattern, '_print_rewrite_urls', $node->body);
init_theme();
$print = _print_var_generator($node, $message);
// The title is already displayed by the book_recurse, so avoid duplication
$print['title'] = '';
return $print;
}