PRINTMAIL_PATH, 'title' => t('Send page by e-mail'), 'callback' => 'drupal_get_form', 'callback arguments' => array('print_mail_form'), 'access' => user_access('access print'), 'type' => MENU_CALLBACK, ); $items[] = array( 'path' => 'admin/settings/print/email', 'title' => t('e-mail'), 'callback' => 'drupal_get_form', 'callback arguments' => array('print_mail_settings'), 'access' => user_access('administer print'), 'weight' => 2, 'type' => MENU_LOCAL_TASK, ); } return $items; } /** * Implementation of hook_link(). */ function print_mail_link($type, $node = NULL, $teaser = FALSE) { $print_mail_link_pos = variable_get('print_mail_link_pos', array(PRINT_MAIL_LINK_POS_DEFAULT => PRINT_MAIL_LINK_POS_DEFAULT)); $print_mail_link_use_alias = variable_get('print_mail_link_use_alias', PRINT_MAIL_LINK_USE_ALIAS_DEFAULT); $allowed_type = print_mail_link_allowed(array('type' => $type, 'node' => $node, 'teaser' => $teaser)); if (($allowed_type) && !empty($print_mail_link_pos['link'])) { drupal_add_css(drupal_get_path('module', 'print') .'/css/printlinks.css'); $links = array(); $format = theme('print_mail_format_link'); // Show book link if ($allowed_type === PRINT_ALLOW_BOOK_LINK) { $links['book_mail'] = array('href' => PRINTMAIL_PATH .'/book/export/html/'. $node->nid, 'title' => $format['text'], 'attributes' => $format['attributes'], 'html' => $format['html'], ); return $links; } elseif ($allowed_type === PRINT_ALLOW_NORMAL_LINK) { $query_arr = $_GET; if ($type == 'comment') { $query_arr['comment'] = $node->cid; } $query = print_query_string_encode($query_arr, array('q')); if (empty($query)) $query = NULL; if ($print_mail_link_use_alias) { $path = drupal_get_path_alias('node/'. $node->nid); } else { $path = $node->nid; } $links['print_mail'] = array('href' => PRINTMAIL_PATH .'/'. $path, 'title' => $format['text'], 'attributes' => $format['attributes'], 'html' => $format['html'], 'query' => $query, ); return $links; } } else { return; } } /** * Implementation of hook_help(). */ function print_mail_help($path) { $print_mail_link_pos = variable_get('print_mail_link_pos', array(PRINT_MAIL_LINK_POS_DEFAULT => PRINT_MAIL_LINK_POS_DEFAULT)); if ((preg_match('!^node/!i', $path) == 0) && !(empty($print_mail_link_pos['link']) && empty($print_mail_link_pos['corner']))) { static $output = FALSE; if ($output === FALSE) { $output = TRUE; $link = print_mail_insert_link(); if ($link) { return "$link"; } } } } /** * Implementation of hook_nodeapi(). */ function print_mail_nodeapi(&$node, $op = 'view', $teaser, $page) { switch ($op) { case 'view': $print_mail_link_pos = variable_get('print_mail_link_pos', array(PRINT_MAIL_LINK_POS_DEFAULT => PRINT_MAIL_LINK_POS_DEFAULT)); if (($teaser === FALSE) && !empty($print_mail_link_pos['corner']) && (preg_match('!^print!i', $_GET['q']) == 0)) { $link = print_mail_insert_link(NULL, $node); if ($link) { $node->content['print_mail_link'] = array( '#value' => "$link", '#weight' => -2, ); } } } } /** * Implementation of hook_form_alter(). */ function print_mail_form_alter($form_id, &$form) { // Add the node-type settings option to activate the mail version link if ($form_id == 'node_type_form') { $form['print']['print_mail_display'] = array( '#type' => 'checkbox', '#title' => t('Show send by e-mail link'), '#default_value' => variable_get('print_mail_display_'. $form['#node_type']->type, PRINT_TYPE_SHOW_LINK_DEFAULT), '#description' => t('Displays a link to send the content by e-mail. Further configuration is available on the !settings.', array('!settings' => l(t('settings page'), 'admin/settings/print' ))), ); $form['print']['print_mail_display_comment'] = array( '#type' => 'checkbox', '#title' => t('Show send by e-mail link in individual comments'), '#default_value' => variable_get('print_mail_display_comment_'. $form['#node_type']->type, PRINT_TYPE_COMMENT_LINK_DEFAULT), '#description' => t('Displays a link to send the comment by e-mail. Further configuration is available on the !settings.', array('!settings' => l(t('settings page'), 'admin/settings/print' ))), ); } } /** * Format the send by e-mail link * * @return * array of formatted attributes * @ingroup themeable */ function theme_print_mail_format_link() { $print_mail_link_class = variable_get('print_mail_link_class', PRINT_MAIL_LINK_CLASS_DEFAULT); $print_mail_show_link = variable_get('print_mail_show_link', PRINT_MAIL_SHOW_LINK_DEFAULT); $text = t('Send to friend'); $img = drupal_get_path('module', 'print') .'/icons/mail_icon.gif'; $title = t('Send this page by e-mail.'); $class = strip_tags($print_mail_link_class); $new_window = FALSE; $format = _print_format_link_aux($print_mail_show_link, $text, $img); return array('text' => $format['text'], 'html' => $format['html'], 'attributes' => print_fill_attributes($title, $class, $new_window), ); } /** * Auxiliary function to display a formatted send by e-mail link * * Function made available so that developers may call this function from * their defined pages/blocks. * * @param $path * path of the original page (optional). If not specified, the current URL * is used * @param $node * an optional node object, to be used in defining the path, if used, the * path argument is irrelevant * @return * string with the HTML link to the printer-friendly page */ function print_mail_insert_link($path = NULL, $node = NULL) { if ($node !== NULL) { $nid = $node->nid; $path = 'node/'. $nid; $allowed_type = print_mail_link_allowed(array('node' => $node)); } else { if ($path === NULL) { $nid = preg_replace('!^node/!', '', $_GET['q']); $path = $_GET['q']; } else { $nid = NULL; } $allowed_type = print_mail_link_allowed(array('path' => $path)); } if ($allowed_type) { if ($nid !== NULL) { if ($allowed_type === PRINT_ALLOW_BOOK_LINK) { $path = 'book/export/html/'. $nid; } else { if (variable_get('print_mail_link_use_alias', PRINT_MAIL_LINK_USE_ALIAS_DEFAULT)) { $path = drupal_get_path_alias($path); } else { $path = $nid; } } $path = PRINTMAIL_PATH .'/'. $path; $query = print_query_string_encode($_GET, array('q')); if (empty($query)) { $query = NULL; } } else { $query = NULL; } drupal_add_css(drupal_get_path('module', 'print') .'/css/printlinks.css'); $format = theme('print_mail_format_link'); return ''. l($format['text'], $path, $format['attributes'], $query, NULL, TRUE, $format['html']) .''; } else { return FALSE; } } /** * Determine a the link to send by e-mail is allowed depending on all possible settings * * @param $args * array containing the possible parameters: * teaser, node, type, path * @return * FALSE if not allowed * PRINT_ALLOW_NORMAL_LINK if a normal link is allowed * PRINT_ALLOW_BOOK_LINK if a link is allowed in a book node */ function print_mail_link_allowed($args) { if (!empty($args['teaser']) || !user_access('access print')) { // If showing only the teaser or the user is not allowed or link is disabled return FALSE; } if (!empty($args['path'])) { $nid = preg_replace('!^node/!', '', drupal_get_normal_path($args['path'])); if (is_numeric($nid)) { $args['node'] = node_load(array('nid' => $nid)); } } if (!empty($args['node'])) { static $node_type = FALSE; $node = $args['node']; if ($node_type === FALSE) { if (isset($node->type)) { $node_type = $node->type; } else { $node_type = ''; } } // Node $print_mail_node_link_visibility = variable_get('print_mail_node_link_visibility', PRINT_MAIL_NODE_LINK_VISIBILITY_DEFAULT); $print_mail_node_link_pages = variable_get('print_mail_node_link_pages', PRINT_MAIL_NODE_LINK_PAGES_DEFAULT); if (!empty($node->printing) || !_print_page_match($print_mail_node_link_visibility, $print_mail_node_link_pages)) { // Page not in visibility list or we are working! return FALSE; } elseif (isset($args['type']) && ($args['type'] == 'comment') && isset($node_type)) { // Link is for a comment, return the configured setting return variable_get('print_mail_display_comment_'. $node_type, PRINT_TYPE_COMMENT_LINK_DEFAULT); } else { // Node link if (isset($node_type) && !variable_get('print_mail_display_'. $node_type, PRINT_TYPE_SHOW_LINK_DEFAULT)) { // Link for this node type is disabled return FALSE; } elseif (isset($node->parent)) { // Node is a book; $print_mail_book_link = variable_get('print_mail_book_link', PRINT_MAIL_BOOK_LINK_DEFAULT); if (!$print_mail_book_link || !user_access('see printer-friendly version')) { // Book link is disabled return FALSE; } else { return PRINT_ALLOW_BOOK_LINK; } } else { return PRINT_ALLOW_NORMAL_LINK; } } } else { // 'System' page $print_mail_sys_link_visibility = variable_get('print_mail_sys_link_visibility', PRINT_MAIL_SYS_LINK_VISIBILITY_DEFAULT); $print_mail_sys_link_pages = variable_get('print_mail_sys_link_pages', PRINT_MAIL_SYS_LINK_PAGES_DEFAULT); return _print_page_match($print_mail_sys_link_visibility, $print_mail_sys_link_pages); } }