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-rw-r--r--print.module.orig904
1 files changed, 0 insertions, 904 deletions
diff --git a/print.module.orig b/print.module.orig
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--- a/print.module.orig
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-<?php
-
-/**
- * @defgroup print Printer, e-mail and PDF versions
- *
- * Welcome to the print module developer's documentation. The interesting
- * functions for themers are those that start with 'theme_'.
- *
- * - Printer-friendly pages
- * - @link print.module Module main file @endlink
- * - @link print.admin.inc Settings form @endlink
- * - @link print.pages.inc HTML generation @endlink
- * - @link print.install (Un)Install routines @endlink
- * - @link print.tpl.php Page generation template @endlink
- * - Send by e-mail
- * - @link print_mail.module Module main file @endlink
- * - @link print_mail.admin.inc Settings form @endlink
- * - @link print_mail.inc Mail form and send mail routine @endlink
- * - @link print_mail.install (Un)Install routines @endlink
- * - PDF version
- * - @link print_pdf.module Module main file @endlink
- * - @link print_pdf.admin.inc Settings form @endlink
- * - @link print_pdf.pages.inc PDF generation @endlink
- * - @link print_pdf.class.inc Auxiliary PHP5 class @endlink
- * - @link print_pdf.class_php4.inc Auxiliary PHP4 class @endlink
- * - @link print_pdf.install (Un)Install routines @endlink
- */
-
-/**
- * @file
- * Displays Printer-friendly versions of Drupal pages.
- *
- * This is the core module of the PF package, with the Drupal hooks
- * and other administrative functions.
- *
- * @ingroup print
- */
-
-define('PRINT_PATH', 'print');
-
-define('PRINT_HTML_FORMAT', 'html');
-define('PRINT_MAIL_FORMAT', 'mail');
-define('PRINT_PDF_FORMAT', 'pdf');
-define('PRINT_LOGO_OPTIONS_DEFAULT', 1);
-define('PRINT_LOGO_URL_DEFAULT', '');
-define('PRINT_FOOTER_OPTIONS_DEFAULT', 1);
-define('PRINT_FOOTER_USER_DEFAULT', '');
-define('PRINT_CSS_DEFAULT', '');
-define('PRINT_URLS_DEFAULT', 1);
-define('PRINT_URLS_ANCHORS_DEFAULT', 0);
-define('PRINT_COMMENTS_DEFAULT', 0);
-define('PRINT_NEWWINDOW_DEFAULT', 1);
-
-define('PRINT_HTML_LINK_POS_DEFAULT', 'link');
-define('PRINT_HTML_LINK_TEASER_DEFAULT', 0);
-define('PRINT_HTML_SHOW_LINK_DEFAULT', 1);
-define('PRINT_HTML_NODE_LINK_VISIBILITY_DEFAULT', 0);
-define('PRINT_HTML_NODE_LINK_PAGES_DEFAULT', '');
-define('PRINT_HTML_LINK_CLASS_DEFAULT', 'print-page');
-define('PRINT_HTML_SYS_LINK_VISIBILITY_DEFAULT', 1);
-define('PRINT_HTML_SYS_LINK_PAGES_DEFAULT', '');
-define('PRINT_HTML_LINK_USE_ALIAS_DEFAULT', 0);
-define('PRINT_HTML_BOOK_LINK_DEFAULT', 1);
-define('PRINT_HTML_NEW_WINDOW_DEFAULT', 0);
-define('PRINT_HTML_SENDTOPRINTER_DEFAULT', 0);
-define('PRINT_HTML_WINDOWCLOSE_DEFAULT', 1);
-
-define('PRINT_SOURCEURL_ENABLED_DEFAULT', 1);
-define('PRINT_SOURCEURL_DATE_DEFAULT', 0);
-define('PRINT_SOURCEURL_FORCENODE_DEFAULT', 0);
-
-define('PRINT_ROBOTS_NOINDEX_DEFAULT', 1);
-define('PRINT_ROBOTS_NOFOLLOW_DEFAULT', 1);
-define('PRINT_ROBOTS_NOARCHIVE_DEFAULT', 0);
-
-define('PRINT_TYPE_SHOW_LINK_DEFAULT', 1);
-define('PRINT_TYPE_COMMENT_LINK_DEFAULT', 0);
-define('PRINT_TYPE_URLLIST_DEFAULT', 1);
-define('PRINT_TYPE_SYS_URLLIST_DEFAULT', 0);
-
-define('PRINT_ALLOW_NORMAL_LINK', 1);
-define('PRINT_ALLOW_BOOK_LINK', 2);
-define('PRINT_TYPE_FIELDS_WEIGHT', 30);
-
-/**
- * Implements hook_permission().
- */
-function print_permission() {
- return array(
- 'administer print' => array(
- 'title' => t('Administer the module'),
- 'description' => t('Perform maintenance tasks for the print module.'),
- ),
- 'node-specific print configuration' => array(
- 'title' => t('Node-specific configuration'),
- 'description' => t('Enable access to the per-node settings.'),
- ),
- 'access print' => array(
- 'title' => t('Access the printer-friendly page'),
- 'description' => t('View the printer-friendly pages and the links to them in the original pages.'),
- ),
- );
-}
-
-/**
- * Implements hook_theme().
- */
-function print_theme() {
- return array(
- 'print_format_link' => array(
- 'variables' => array(),
- ),
- 'print_node' => array(
- 'variables' => array('node' => NULL, 'teaser' => FALSE, 'page' => FALSE, 'type' => PRINT_HTML_FORMAT),
- 'render element' => 'elements',
- 'template' => 'print_node',
- ),
- 'print' => array(
- 'variables' => array('print' => array(), 'type' => PRINT_HTML_FORMAT, 'node' => NULL),
- 'render element' => 'page',
- 'template' => 'print',
- ),
- );
-}
-
-/**
- * Implements hook_preprocess_HOOK().
- */
-function print_preprocess_print_node(&$variables) {
- $variables['node'] = $variables['elements']['#node'];
- $type = $variables['node']->type;
-// $format = $variables['type'];
- template_preprocess_node($variables);
- $variables['theme_hook_suggestions'][] = "node";
- $variables['theme_hook_suggestions'][] = "node__{$type}";
- $variables['theme_hook_suggestions'][] = "print_node";
-// $variables['theme_hook_suggestions'][] = "print_node_{$format}";
-// $variables['theme_hook_suggestions'][] = "print_node_{$format}.node__{$type}";
-}
-
-/**
- * Implements hook_preprocess_HOOK().
- */
-function print_preprocess_print(&$variables) {
- $format = $variables['type'];
- if (isset($variables['node']->type)) {
- $type = $variables['node']->type;
- $variables['show_blocks'] = FALSE;
- $variables['page']['#show_messages'] = FALSE;
- template_preprocess_page($variables);
- }
- else {
- $type = '';
- }
- $variables['theme_hook_suggestions'][] = "print";
- $variables['theme_hook_suggestions'][] = "print__node__{$type}";
- $variables['theme_hook_suggestions'][] = "print__{$format}";
- $variables['theme_hook_suggestions'][] = "print__{$format}__node__{$type}";
-}
-
-/**
- * Implements hook_menu().
- */
-function print_menu() {
- $items = array();
-
- $items[PRINT_PATH] = array(
- 'title' => 'Printer-friendly',
- 'page callback' => 'print_controller_html',
- 'access arguments' => array('access print'),
- 'type' => MENU_CALLBACK,
- 'file' => 'print.pages.inc',
- );
- $items[PRINT_PATH . '/' . PRINT_PATH] = array(
- 'access callback' => FALSE,
- );
- $items['admin/config/user-interface/print'] = array(
- 'title' => 'Printer, e-mail and PDF versions',
- 'description' => 'Adds a printer-friendly version link to content and administrative pages.',
- 'page callback' => 'drupal_get_form',
- 'page arguments' => array('print_html_settings'),
- 'access arguments' => array('administer print'),
- 'file' => 'print.admin.inc',
- );
- $items['admin/config/user-interface/print/html'] = array(
- 'title' => 'Web page',
- 'weight' => 1,
- 'type' => MENU_DEFAULT_LOCAL_TASK,
- );
- $items['admin/config/user-interface/print/html/options'] = array(
- 'title' => 'Options',
- 'weight' => 1,
- 'type' => MENU_DEFAULT_LOCAL_TASK,
- );
- $items['admin/config/user-interface/print/html/strings'] = array(
- 'title' => 'Text strings',
- 'page callback' => 'drupal_get_form',
- 'page arguments' => array('print_html_strings_settings'),
- 'access arguments' => array('administer print'),
- 'weight' => 2,
- 'type' => MENU_LOCAL_TASK,
- 'file' => 'print.admin.inc',
- );
- $items['admin/config/user-interface/print/common'] = array(
- 'title' => 'Settings',
- 'page callback' => 'drupal_get_form',
- 'page arguments' => array('print_main_settings'),
- 'access arguments' => array('administer print'),
- 'weight' => 10,
- 'type' => MENU_LOCAL_TASK,
- 'file' => 'print.admin.inc',
- );
- $items['admin/config/user-interface/print/common/options'] = array(
- 'title' => 'Options',
- 'weight' => 1,
- 'type' => MENU_DEFAULT_LOCAL_TASK,
- );
- $items['admin/config/user-interface/print/common/strings'] = array(
- 'title' => 'Text strings',
- 'page callback' => 'drupal_get_form',
- 'page arguments' => array('print_main_strings_settings'),
- 'access arguments' => array('administer print'),
- 'weight' => 2,
- 'type' => MENU_LOCAL_TASK,
- 'file' => 'print.admin.inc',
- );
-
- return $items;
-}
-
-/**
- * Implements hook_block_info().
- */
-function print_block_info() {
- $block['print-links']['info'] = t('Printer, e-mail and PDF versions');
- $block['print-links']['cache'] = DRUPAL_CACHE_PER_PAGE;
- $block['print-top']['info'] = t('Most printed');
- $block['print-top']['cache'] = DRUPAL_CACHE_GLOBAL;
- return $block;
-}
-
-/**
- * Implements hook_block_view().
- */
-function print_block_view($delta = '') {
- switch ($delta) {
- case 'print-links':
- $nid = preg_replace('!^node/!', '', $_GET['q']);
- if (ctype_digit($nid)) {
- $node = node_load($nid);
- if (!node_access('view', $node)) {
- // If the user doesn't have access to the node, don't show any links
- $block['content'] == '';
- return;
- }
- }
- else {
- $node = NULL;
- }
- $funcs = get_defined_functions();
- $block['content'] = '';
- foreach ($funcs['user'] as $func) {
- if (preg_match('!^print.*?_insert_link$!', $func)) {
- $link = $func(NULL, $node);
- if (!empty($link)) {
- $block['content'] .= $link;
- }
- }
- }
- break;
- case 'print-top':
- $block['subject'] = t('Most printed');
- $result = db_query_range("SELECT path FROM {print_page_counter} ORDER BY totalcount DESC", 0, 3)
- ->fetchAll();
- if (count($result)) {
- $block['content'] = '<div class="item-list"><ul>';
- foreach ($result as $obj) {
- $block['content'] .= '<li>' . l(_print_get_title($obj->path), $obj->path) . '</li>';
- }
- $block['content'] .= '</ul></div>';
- }
- break;
- }
- return $block;
-}
-
-/**
- * Implements hook_link_alter().
- */
-function print_link_alter(array &$links, $node) {
- foreach ($links as $module => $link) {
- if (strpos($module, 'book_printer') !== FALSE) {
- $print_html_book_link = variable_get('print_html_book_link', PRINT_HTML_BOOK_LINK_DEFAULT);
-
- if ($print_html_book_link) {
- $print_html_link_pos = variable_get('print_html_link_pos', array(PRINT_HTML_LINK_POS_DEFAULT => PRINT_HTML_LINK_POS_DEFAULT));
-
- if (!empty($print_html_link_pos['link'])) {
- $format = theme('print_format_link');
-
- switch ($print_html_book_link) {
- case 1:
- $path = $link['href'];
- break;
- case 2:
- $print_html_link_use_alias = variable_get('print_html_link_use_alias', PRINT_HTML_LINK_USE_ALIAS_DEFAULT);
- $path = ($print_html_link_use_alias && isset($node->path)) ? $node->path : $node->nid;
- break;
- }
-
- $links[$module] = array(
- 'href' => PRINT_PATH . '/' . $path,
- 'title' => $format['text'],
- 'attributes' => $format['attributes'],
- 'html' => $format['html'],
- );
- }
- else {
- unset($links[$module]);
- }
- }
- }
- }
-}
-
-/**
- * Implements hook_help().
- */
-function print_help($path, $arg) {
- switch ($path) {
- case 'admin/help#print':
- // Return a line-break version of the module README
- return _filter_autop(file_get_contents(drupal_get_path('module', 'print') . '/README.txt'));
- }
-
- $print_html_link_pos = variable_get('print_html_link_pos', array(PRINT_HTML_LINK_POS_DEFAULT => PRINT_HTML_LINK_POS_DEFAULT));
- if (($path !== 'node/%') && !(empty($print_html_link_pos['link']) && empty($print_html_link_pos['corner']))) {
- static $output = FALSE;
-
- if ($output === FALSE) {
- $output = TRUE;
-
- $link = print_insert_link();
- if ($link) {
- return "<span class='print-syslink'>$link</span>";
- }
- }
- }
-}
-
-/**
- * Implements hook_node_view().
- */
-function print_node_view($node, $view_mode) {
- $print_html_link_pos = variable_get('print_html_link_pos', array(PRINT_HTML_LINK_POS_DEFAULT => PRINT_HTML_LINK_POS_DEFAULT));
- $print_html_link_use_alias = variable_get('print_html_link_use_alias', PRINT_HTML_LINK_USE_ALIAS_DEFAULT);
- $allowed_type = print_link_allowed(array('type' => 'node', 'node' => $node, 'view_mode' => $view_mode));
- if (($allowed_type === PRINT_ALLOW_NORMAL_LINK) && !isset($node->book) && !empty($print_html_link_pos['link'])) {
- drupal_add_css(drupal_get_path('module', 'print') . '/css/printlinks.css');
- $links = array();
- $format = theme('print_format_link');
-
- $query_arr = $_GET;
- if ('node' == 'comment') {
- $query_arr['comment'] = $node->cid;
- }
- $query = print_query_string_encode($query_arr, array('q'));
- if (empty($query)) $query = NULL;
-
- if ($print_html_link_use_alias) {
- $path = drupal_get_path_alias('node/' . $node->nid);
- }
- else {
- $path = $node->nid;
- }
-
- $links['print_html'] = array(
- 'href' => PRINT_PATH . '/' . $path,
- 'title' => $format['text'],
- 'attributes' => $format['attributes'],
- 'html' => $format['html'],
- 'query' => $query,
- );
-
- $node->content['links']['print_html'] = array(
- '#theme' => 'links',
- '#links' => $links,
- '#attributes' => array('class' => array('links', 'inline')),
- );
- }
-
- if ($view_mode == 'full') {
- // Insert content corner links
- $node->content['print_links'] = array(
- '#prefix' => '<span class="print-link">',
- '#markup' => '',
- '#suffix' => '</span>',
- '#weight' => -101,
- );
- if (!empty($print_html_link_pos['corner'])) {
- $node->content['print_links']['#markup'] .= print_insert_link(NULL, $node);
- }
- }
-}
-
-/**
- * Implements hook_node_load().
- */
-function print_node_load($nodes, $types) {
- foreach ($nodes as $node) {
- _print_set_node_fields($node);
- }
-}
-
-/**
- * Implements hook_node_insert().
- */
-function print_node_insert($node) {
- if (user_access('administer print') || user_access('node-specific print configuration')) {
- if ($node->print_display === NULL) $node->print_display = variable_get('print_display_' . $node->type, PRINT_TYPE_SHOW_LINK_DEFAULT);
- if ($node->print_display_comment === NULL) $node->print_display_comment = variable_get('print_display_comment_' . $node->type, PRINT_TYPE_COMMENT_LINK_DEFAULT);
- if ($node->print_display_urllist === NULL) $node->print_display_urllist = variable_get('print_display_urllist_' . $node->type, PRINT_TYPE_URLLIST_DEFAULT);
-
- _print_node_conf_modify($node->nid, $node->print_display, $node->print_display_comment, $node->print_display_urllist);
- }
-}
-
-/**
- * Implements hook_node_update().
- */
-function print_node_update($node) {
- if (user_access('administer print') || user_access('node-specific print configuration')) {
- if ($node->print_display === NULL) $node->print_display = variable_get('print_display_' . $node->type, PRINT_TYPE_SHOW_LINK_DEFAULT);
- if ($node->print_display_comment === NULL) $node->print_display_comment = variable_get('print_display_comment_' . $node->type, PRINT_TYPE_COMMENT_LINK_DEFAULT);
- if ($node->print_display_urllist === NULL) $node->print_display_urllist = variable_get('print_display_urllist_' . $node->type, PRINT_TYPE_URLLIST_DEFAULT);
-
- _print_node_conf_modify($node->nid, $node->print_display, $node->print_display_comment, $node->print_display_urllist);
- }
-}
-
-/**
- * Implements hook_node_delete().
- */
-function print_node_delete($node) {
- db_delete('print_node_conf')
- ->condition('nid', $node->nid)
- ->execute();
- db_delete('print_page_counter')
- ->condition('path', 'node/' . $node->nid)
- ->execute();
-}
-
-/**
- * Implements hook_form_alter().
- */
-function print_form_alter(&$form, &$form_state, $form_id) {
- // Add the node-type settings option to activate the printer-friendly version link
- if ((user_access('administer print') || user_access('node-specific print configuration')) &&
- (($form_id == 'node_type_form') || !empty($form['#node_edit_form']))) {
- $form['print'] = array(
- '#type' => 'fieldset',
- '#title' => t('Printer, e-mail and PDF versions'),
- '#collapsible' => TRUE,
- '#collapsed' => TRUE,
- '#weight' => (function_exists('cck_extra_field_weight') && isset($form['type'])) ? cck_extra_field_weight($form['type']['#value'], 'print') : PRINT_TYPE_FIELDS_WEIGHT,
- '#group' => 'additional_settings',
- );
-
- $form['print']['label'] = array(
- '#type' => 'markup',
- '#markup' => '<p><strong>' . t('Printer-friendly version') . '</strong></p>',
- );
-
- $form['print']['print_display'] = array(
- '#type' => 'checkbox',
- '#title' => t('Show link'),
- );
- $form['print']['print_display_comment'] = array(
- '#type' => 'checkbox',
- '#title' => t('Show link in individual comments'),
- );
- $form['print']['print_display_urllist'] = array(
- '#type' => 'checkbox',
- '#title' => t('Show Printer-friendly URLs list'),
- );
-
- if ($form_id == 'node_type_form') {
- $form['print']['print_display']['#default_value'] = variable_get('print_display_' . $form['#node_type']->type, PRINT_TYPE_SHOW_LINK_DEFAULT);
- $form['print']['print_display_comment']['#default_value'] = variable_get('print_display_comment_' . $form['#node_type']->type, PRINT_TYPE_COMMENT_LINK_DEFAULT);
- $form['print']['print_display_urllist']['#default_value'] = variable_get('print_display_urllist_' . $form['#node_type']->type, PRINT_TYPE_URLLIST_DEFAULT);
- }
- else {
- $node = $form['#node'];
- $form['print']['print_display']['#default_value'] = isset($node->print_display) ? $node->print_display : variable_get('print_display_' . $node->type, PRINT_TYPE_SHOW_LINK_DEFAULT);
- $form['print']['print_display_comment']['#default_value'] = isset($node->print_display_comment) ? $node->print_display_comment : variable_get('print_display_comment_' . $node->type, PRINT_TYPE_COMMENT_LINK_DEFAULT);
- $form['print']['print_display_urllist']['#default_value'] = isset($node->print_display_urllist) ? $node->print_display_urllist : variable_get('print_display_urllist_' . $node->type, PRINT_TYPE_URLLIST_DEFAULT);
- }
- }
-}
-
-/**
- * Implements hook_cck_extra_fields().
- */
-function print_cck_extra_fields($type_name) {
- $fields['print'] = array(
- 'label' => t('Printer, e-mail and PDF versions'),
- 'description' => t('Print module form.'),
- 'weight' => PRINT_TYPE_FIELDS_WEIGHT,
- );
- return $fields;
-}
-
-/**
- * Implements hook_entity_info_alter().
- */
-function print_entity_info_alter(&$info) {
- // Add the 'Print' view mode for nodes.
- $info['node']['view modes'] += array(
- 'print' => array(
- 'label' => t('Print'),
- 'custom settings' => FALSE,
- ),
- );
-}
-
-/**
- * Auxiliary function to assign the per-node settings to the node object fields
- *
- * @param $node
- * node to be modified
- */
-function _print_set_node_fields(&$node) {
- if (isset($node->nid)) {
- $res = db_query("SELECT link, comments, url_list FROM {print_node_conf} WHERE nid = :nid", array(':nid' => $node->nid))
- ->fetch();
- }
- else {
- $res = FALSE;
- }
- $node->print_display = $res ? intval($res->link) : variable_get('print_display_' . $node->type, PRINT_TYPE_SHOW_LINK_DEFAULT);
- $node->print_display_comment = $res ? intval($res->comments) : variable_get('print_display_comment_' . $node->type, PRINT_TYPE_COMMENT_LINK_DEFAULT);
- $node->print_display_urllist = $res ? intval($res->url_list) : variable_get('print_display_urllist_' . $node->type, PRINT_TYPE_URLLIST_DEFAULT);
-}
-
-/**
- * Auxiliary function to discover a given page's title
- *
- * @param $path
- * path of the page being identified
- * @return
- * string with the page's title
- */
-function _print_get_title($path) {
- $path = drupal_get_normal_path($path);
- $nid = preg_replace('!^node/!', '', $path);
- if (ctype_digit($nid)) {
- $res = db_query("SELECT title FROM {node} WHERE nid = :nid", array(':nid' => $nid))
- ->fetchField();
- }
- else {
- $res = db_query("SELECT link_title FROM {menu_links} WHERE link_path = :link_path", array(':link_path' => $path))
- ->fetchField();
- }
- return $res;
-}
-
-/**
- * Update the print_node_conf table to reflect the given attributes
- * If updating to the default values, delete the record.
- *
- * @param $nid
- * value of the nid field (primary key)
- * @param $link
- * value of the link field (0 or 1)
- * @param $comments
- * value of the comments field (0 or 1)
- * @param $url_list
- * value of the url_list field (0 or 1)
- */
-function _print_node_conf_modify($nid, $link, $comments, $url_list) {
- db_merge('print_node_conf')
- ->key(array('nid' => $nid))
- ->fields(array(
- 'link' => $link,
- 'comments' => $comments,
- 'url_list' => $url_list,
- ))
- ->execute();
-}
-
-/**
- * Auxiliary function to fill the Printer-friendly link attributes
- *
- * @param $title
- * text to displayed by the link when hovering over it with the mouse
- * @param $class
- * class attribute to be used in the link
- * @param $new_window
- * if TRUE opens the target page in a new window
- * @return
- * array of formatted attributes
- */
-function print_fill_attributes($title = '', $class = '', $new_window = FALSE) {
- $print_newwindow = variable_get('print_newwindow', PRINT_NEWWINDOW_DEFAULT);
- $print_robots_noindex = variable_get('print_robots_noindex', PRINT_ROBOTS_NOINDEX_DEFAULT);
-
- $attributes = array();
- $attributes['title'] = $title;
- if (!empty($class)) {
- $attributes['class'] = array($class);
- }
-
- if ($new_window) {
- switch ($print_newwindow) {
- case 0:
- $attributes['target'] = '_blank';
- break;
- case 1:
- $attributes['onclick'] = 'window.open(this.href); return false';
- break;
- }
- }
- if (!empty($print_robots_noindex)) {
- $attributes['rel'] = 'nofollow';
- }
- return $attributes;
-}
-
-/**
- * Auxiliary function to set the link text and html flag
- *
- * @param $type
- * type of link: 0 or 1 for a text-only link, 2 for icon-only and 3 for
- * both text and icon
- * @param $text
- * text to be displayed on the link to the printer-friendly page
- * @param $img
- * path to the icon file
- * @return
- * array with the link text and html flag
- */
-function _print_format_link_aux($type = 0, $text = '', $img = '') {
- if ($type >= 2) {
- $html = TRUE;
- switch ($type) {
- case 2:
- $text = theme('image', array('path' => $img, 'alt' => $text, 'title' => $text, 'attributes' => array('class' => array('print-icon'))));
- break;
- case 3:
- $text = theme('image', array('path' => $img, 'alt' => $text, 'title' => $text, 'attributes' => array('class' => array('print-icon', 'print-icon-margin')))) . $text;
- break;
- }
- }
- else {
- $html = FALSE;
- }
-
- return array('text' => $text,
- 'html' => $html,
- );
-}
-
-/**
- * Format the Printer-friendly link
- *
- * @return
- * array of formatted attributes
- * @ingroup themeable
- */
-function theme_print_format_link() {
- $print_html_link_class = variable_get('print_html_link_class', PRINT_HTML_LINK_CLASS_DEFAULT);
- $print_html_new_window = variable_get('print_html_new_window', PRINT_HTML_NEW_WINDOW_DEFAULT);
- $print_html_show_link = variable_get('print_html_show_link', PRINT_HTML_SHOW_LINK_DEFAULT);
- $print_html_link_text = filter_xss(variable_get('print_html_link_text', t('Printer-friendly version')));
-
- $img = drupal_get_path('module', 'print') . '/icons/print_icon.gif';
- $title = t('Display a printer-friendly version of this page.');
- $class = strip_tags($print_html_link_class);
- $new_window = $print_html_new_window;
- $format = _print_format_link_aux($print_html_show_link, $print_html_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 Printer-friendly 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 $node
- * an optional node object, to be used in defining the path, if used, the
- * path argument is irrelevant
- * @return
- * string with the HTML link to the printer-friendly page
- */
-function print_insert_link($path = NULL, $node = NULL) {
- if ($node !== NULL) {
- $nid = $node->nid;
- $path = 'node/' . $nid;
- $allowed_type = print_link_allowed(array('node' => $node));
- }
- else {
- if ($path === NULL) {
- $nid = preg_replace('!^node/!', '', $_GET['q']);
- $path = $_GET['q'];
- }
- else {
- $nid = NULL;
- }
- $allowed_type = print_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_html_link_use_alias', PRINT_HTML_LINK_USE_ALIAS_DEFAULT)) {
- $path = drupal_get_path_alias($path);
- }
- else {
- $path = $nid;
- }
- }
- $path = PRINT_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');
- $format = theme('print_format_link');
- return '<span class="print_html">' . l($format['text'], $path, array('attributes' => $format['attributes'], 'query' => $query, 'absolute' => TRUE, 'html' => $format['html'])) . '</span>';
- }
- else {
- return FALSE;
- }
-}
-
-/**
- * Determine if the provided page is enabled according to the visibility settings
- *
- * @param $visibility
- * current visibility settings:
- * 0 for show on every page except the listed pages
- * 1 for show on only the listed pages
- * @param $pages
- * list of pages
- * @return
- * TRUE if it is enabled, FALSE otherwise
- */
-function _print_page_match($visibility, $path, $pages) {
- if ($pages) {
- if ($visibility == 2) {
- if (module_exists('php')) {
- return php_eval($pages);
- }
- else {
- return FALSE;
- }
- }
- $alias = drupal_get_path_alias($path);
- $page_match = drupal_match_path($path, $pages);
- if ($alias != $path) {
- $page_match = $page_match || drupal_match_path($alias, $pages);
- }
-
- return !($visibility xor $page_match);
- }
- else {
- return !$visibility;
- }
-}
-
-/**
- * Determine a the link to the PF version is allowed depending on all possible settings
- *
- * @param $args
- * array containing the possible parameters:
- * teaser, node, type, path
- * @return
- * FALSE if not allowed
- * PRINT_ALLOW_NORMAL_LINK if a normal link is allowed
- * PRINT_ALLOW_BOOK_LINK if a link is allowed in a book node
- */
-function print_link_allowed($args) {
- $view_mode = isset($args['view_mode']) ? $args['view_mode'] : '';
- if ((($view_mode == 'teaser') && !variable_get('print_html_link_teaser', PRINT_HTML_LINK_TEASER_DEFAULT))
- || !in_array($view_mode, array('full', 'teaser', '')) || !user_access('access print')) {
- // If the teaser link is disabled or the user is not allowed
- return FALSE;
- }
- if (!empty($args['path'])) {
- $nid = preg_replace('!^node/!', '', drupal_get_normal_path($args['path']));
- if (ctype_digit($nid)) {
- $args['node'] = node_load($nid);
- }
- }
- if (!empty($args['node'])) {
- static $node_type = '';
-
- $node = $args['node'];
- if (isset($node->type)) {
- $node_type = $node->type;
- }
- // Node
- $print_html_node_link_visibility = variable_get('print_html_node_link_visibility', PRINT_HTML_NODE_LINK_VISIBILITY_DEFAULT);
- $print_html_node_link_pages = variable_get('print_html_node_link_pages', PRINT_HTML_NODE_LINK_PAGES_DEFAULT);
-
- if (!_print_page_match($print_html_node_link_visibility, "node/" . $node->nid, $print_html_node_link_pages)) {
- // Page not in visibility list
- return FALSE;
- }
- elseif (isset($args['type']) && ($args['type'] == 'comment') && isset($node_type)) {
- // Link is for a comment, return the configured setting
- // Cache this statically to avoid duplicate queries for every comment.
- static $res = array();
- if (!isset($res[$node->nid])) {
- $res[$node->nid] = db_query("SELECT comments FROM {print_node_conf} WHERE nid = :nid", array(':nid' => $node->nid))
- ->fetch();
- }
- $print_display_comment = $res ? intval($res[$node->nid]->comments) : variable_get('print_display_comment_' . $node_type, PRINT_TYPE_COMMENT_LINK_DEFAULT);
- if ($print_display_comment) {
- return PRINT_ALLOW_NORMAL_LINK;
- }
- }
- else {
- // Node link
- if (!$node->print_display) {
- // Link for this node is disabled
- return FALSE;
- }
- elseif (isset($node->book)) {
- // Node is a book;
- $print_html_book_link = variable_get('print_html_book_link', PRINT_HTML_BOOK_LINK_DEFAULT);
- switch ($print_html_book_link) {
- case 1:
- if (user_access('access printer-friendly version')) {
- return PRINT_ALLOW_BOOK_LINK;
- }
- break;
- case 2:
- return PRINT_ALLOW_NORMAL_LINK;
- }
- }
- else {
- return PRINT_ALLOW_NORMAL_LINK;
- }
- }
- }
- else {
- // 'System' page
- $print_html_sys_link_visibility = variable_get('print_html_sys_link_visibility', PRINT_HTML_SYS_LINK_VISIBILITY_DEFAULT);
- $print_html_sys_link_pages = variable_get('print_html_sys_link_pages', PRINT_HTML_SYS_LINK_PAGES_DEFAULT);
-
- return _print_page_match($print_html_sys_link_visibility, $_GET['q'], $print_html_sys_link_pages);
- }
- return FALSE;
-}
-
-/**
- * Parse an array into a valid urlencoded query string.
- * Modified from drupal_query_string_encode to prevent re-encoding of
- * encoded original.
- *
- * @param $query
- * The array to be processed e.g. $_GET
- * @param $exclude
- * The array filled with keys to be excluded.
- * @return
- * urlencoded string which can be appended to/as the URL query string
- */
-function print_query_string_encode($query, $exclude = array(), $parent = '') {
- $params = array();
- foreach ($query as $key => $value) {
- if ($parent) {
- $key = $parent . '[' . $key . ']';
- }
-
- if (in_array($key, $exclude)) {
- continue;
- }
-
- if (is_array($value)) {
- $params[] = print_query_string_encode($value, $exclude, $key);
- }
- else {
- $params[] = $key . '=' . rawurlencode($value);
- }
- }
-
- return $params;
-}