Add PHP visibility option
[project/print.git] / print.pages.inc
CommitLineData
b09f08f7 1<?php
1e156b5a 2// $Id$
b09f08f7 3
1e156b5a
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4/**
5 * @file
6 * Contains the functions to generate Printer-friendly pages.
7 *
8 * This file is included by the core PF module, and includes all the
9 * functions necessary to generate a PF version of the original page
10 * in HTML format.
11 */
b09f08f7 12
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13$_print_urls = PRINT_URLS_DEFAULT;
14
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15/**
16 * Generate an HTML version of the printer-friendly page
17 *
18 * @see print_controller()
19 * @see _print_get_template()
20 */
b09f08f7 21function print_controller_html() {
5b1b9562 22 $args = func_get_args();
0706a465 23 // Remove the print/ prefix
5b1b9562 24 $path = implode('/', $args);
20ab24e6 25 $cid = isset($_GET['comment']) ? (int)$_GET['comment'] : NULL;
0706a465 26
855b243a 27 $print = print_controller($path, $cid, PRINT_HTML_FORMAT);
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28 if ($print !== FALSE) {
29 $node = $print['node'];
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30 include_once(DRUPAL_ROOT .'/'. _print_get_template(PRINT_HTML_FORMAT, $print['type']));
31
32 $nodepath = drupal_get_normal_path($node->path);
33 db_merge('print_page_counter')
34 ->key(array('path' => $nodepath))
35 ->fields(array(
36 'totalcount' => 1,
37 'timestamp' => REQUEST_TIME,
38 ))
39 ->expression('totalcount', 'totalcount + :inc', array(':inc' => 1))
40 ->execute();
5c9469df 41 }
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42}
43
44/**
0706a465 45 * Select the print generator function based on the page type
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46 *
47 * Depending on the type of node, this functions chooses the appropriate
48 * generator function.
49 *
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50 * @param $path
51 * path of the original page
52 * @param $cid
53 * comment ID of the individual comment to be rendered
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54 * @param $format
55 * format of the page being generated
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56 * @param $teaser
57 * if set to TRUE, outputs only the node's teaser
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58 * @param $message
59 * optional sender's message (used by the send e-mail module)
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60 * @return
61 * array with the fields to be used in the template
62 * @see _print_generate_node()
63 * @see _print_generate_path()
64 * @see _print_generate_book()
b09f08f7 65 */
855b243a 66function print_controller($path, $cid = NULL, $format = PRINT_HTML_FORMAT, $teaser = FALSE, $message = NULL) {
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67 if (empty($path)) {
68 // If no path was provided, let's try to generate a page for the referer
69 global $base_url;
70
71 $ref = $_SERVER['HTTP_REFERER'];
72 $path = preg_replace("!^$base_url/!", '', $ref);
73 if ($path === $ref) {
74 $path = '';
75 }
76 }
0706a465 77 if (!is_numeric($path)) {
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78 // Indirect call with print/alias
79 // If there is a path alias with these arguments, generate a printer-friendly version for it
0706a465 80 $path = drupal_get_normal_path($path);
7d62e7c4 81 $ret = preg_match('!^node/(.*)!i', $path, $matches);
b09f08f7 82 if ($ret == 1) {
0706a465 83 $path = $matches[1];
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84 }
85 }
7d62e7c4 86 $parts = explode('/', $path);
9490b60e 87 if (is_numeric($parts[0])) {
855b243a 88 $print = _print_generate_node($path, $cid, $format, $teaser, $message);
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89 }
90 else {
7d62e7c4 91 $ret = preg_match('!^book/export/html/(.*)!i', $path, $matches);
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92 if ($ret == 1) {
93 // This is a book PF page link, handle trough the book handling functions
855b243a 94 $print = _print_generate_book($matches[1], $format, $teaser, $message);
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95 }
96 else {
97 // If no content node was found, handle the page printing with the 'printable' engine
855b243a 98 $print = _print_generate_path($path, $format, $teaser, $message);
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99 }
100 }
101
102 return $print;
103}
104
b09f08f7 105/**
1e156b5a 106 * Generates a robots meta tag to tell them what they may index
b09f08f7 107 *
1e156b5a 108 * @return
3483245d 109 * string with the meta robots tag
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110 */
111function _print_robots_meta_generator() {
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112 $print_robots_noindex = variable_get('print_robots_noindex', PRINT_ROBOTS_NOINDEX_DEFAULT);
113 $print_robots_nofollow = variable_get('print_robots_nofollow', PRINT_ROBOTS_NOFOLLOW_DEFAULT);
114 $print_robots_noarchive = variable_get('print_robots_noarchive', PRINT_ROBOTS_NOARCHIVE_DEFAULT);
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115 $robots_meta = array();
116
7d62e7c4 117 if (!empty($print_robots_noindex)) {
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118 $robots_meta[] = 'noindex';
119 }
7d62e7c4 120 if (!empty($print_robots_nofollow)) {
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121 $robots_meta[] = 'nofollow';
122 }
7d62e7c4 123 if (!empty($print_robots_noarchive)) {
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124 $robots_meta[] = 'noarchive';
125 }
b09f08f7 126
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127 if (count($robots_meta) > 0) {
128 $robots_meta = implode(', ', $robots_meta);
7d62e7c4 129 $robots_meta = "<meta name='robots' content='$robots_meta' />\n";
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130 }
131 else {
132 $robots_meta = '';
133 }
134
135 return $robots_meta;
136}
137
138/**
1e156b5a 139 * Post-processor that fills the array for the template with common details
b09f08f7 140 *
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141 * @param $node
142 * generated node with a printer-friendly node body
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143 * @param $message
144 * optional sender's message (used by the send e-mail module)
1e156b5a 145 * @param $cid
3483245d 146 * id of current comment being generated (NULL when not generating
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147 * an individual comment)
148 * @return
149 * array with the fields to be used in the template
b09f08f7 150 */
27dc0ea1 151function _print_var_generator($node, $message = NULL, $cid = NULL) {
855b243a 152 global $base_url, $language, $_print_urls;
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153
154 $path = empty($node->nid) ? $node->path : "node/$node->nid";
155
b09f08f7 156 // print module settings
7d62e7c4 157 $print_css = variable_get('print_css', PRINT_CSS_DEFAULT);
ee8a10b8 158 $print_logo_options = variable_get('print_logo_options', PRINT_LOGO_OPTIONS_DEFAULT);
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159 $print_logo_url = variable_get('print_logo_url', PRINT_LOGO_URL_DEFAULT);
160 $print_html_sendtoprinter = variable_get('print_html_sendtoprinter', PRINT_HTML_SENDTOPRINTER_DEFAULT);
161 $print_sourceurl_enabled = variable_get('print_sourceurl_enabled', PRINT_SOURCEURL_ENABLED_DEFAULT);
162 $print_sourceurl_forcenode = variable_get('print_sourceurl_forcenode', PRINT_SOURCEURL_FORCENODE_DEFAULT);
163 $print_sourceurl_date = variable_get('print_sourceurl_date', PRINT_SOURCEURL_DATE_DEFAULT);
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164 $print_footer_options = variable_get('print_footer_options', PRINT_FOOTER_OPTIONS_DEFAULT);
165 $print_footer_user = variable_get('print_footer_user', PRINT_FOOTER_USER_DEFAULT);
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166
167 $print['language'] = $language->language;
168 $print['title'] = $node->title;
169 $print['head'] = drupal_get_html_head();
170 $print['scripts'] = drupal_get_js();
171 $print['robots_meta'] = _print_robots_meta_generator();
172 $print['url'] = url($path, array('absolute' => TRUE));
173 $print['base_href'] = "<base href='". $print['url'] ."' />\n";
174 $print['favicon'] = theme_get_setting('toggle_favicon') ? "<link rel='shortcut icon' href='". theme_get_setting('favicon') ."' type='image/x-icon' />\n" : '';
b09f08f7 175
7d62e7c4 176 if (!empty($print_css)) {
6f6bfb3e 177 $replace_pairs = array('%b' => base_path(), '%t' => path_to_theme());
24332e75 178 $user_css = strip_tags(strtr($print_css, $replace_pairs));
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179 }
180 else {
24332e75 181 drupal_add_css(drupal_get_path('module', 'print') .'/css/print.css');
b09f08f7 182 }
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183 $drupal_css = drupal_add_css();
184 foreach ($drupal_css as $key => $types) {
185 // Unset the theme's CSS
186 $drupal_css[$key]['theme'] = array();
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187 }
188
189 // If we are sending a message via e-mail, the CSS must be embedded
190 if (!empty($message)) {
7d62e7c4 191 $style = '';
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192 $css_files = array();
193 foreach ($drupal_css as $types) {
194 foreach ($types as $values) {
195 $css_files = array_merge($css_files, array_keys($values));
196 }
197 }
198 if (!empty($print_css)) {
0f1f957b 199 // Convert to a local path, by removing the base_path
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200 $pattern = '!^'. base_path() .'!';
201 $css_files[] = preg_replace($pattern, '', $user_css);
202 }
203 foreach ($css_files as $filename) {
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204 $res = file_get_contents($filename, TRUE);
205 if ($res != FALSE) {
206 $style .= $res;
207 }
27dc0ea1 208 }
7d62e7c4 209 $print['css'] = "<style type='text/css' media='all'>$style</style>\n";
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210 }
211 else {
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212 $print['css'] = drupal_get_css($drupal_css);
213 if (!empty($print_css)) {
214 $print['css'] .= "<link type='text/css' rel='stylesheet' media='all' href='$user_css' />\n";
27dc0ea1 215 }
5d9fa914 216 }
b09f08f7 217
7d62e7c4 218 $print['sendtoprinter'] = $print_html_sendtoprinter ? ' onload="window.print();"' : '';
3483245d 219
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220 switch ($print_logo_options) {
221 case 0: // none
222 $logo_url = 0;
223 break;
224 case 1: // theme's
225 $logo_url = theme_get_setting('logo');
226 break;
227 case 2: // user-specifed
228 $logo_url = strip_tags($print_logo_url);
229 break;
230 }
7d62e7c4 231 $print['logo'] = $logo_url ? "<img class='print-logo' src='$logo_url' alt='' />\n" : '';
1424b51c 232
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233 switch ($print_footer_options) {
234 case 0: // none
235 $footer = '';
236 break;
237 case 1: // theme's
238 $footer = filter_xss_admin(variable_get('site_footer', FALSE)) ."\n". theme('blocks', 'footer');
239 $logo_url = theme_get_setting('logo');
240 break;
241 case 2: // user-specifed
242 $footer = $print_footer_user;
243 break;
244 }
245 $print['footer_message'] = $footer;
246
1424b51c 247 $published_site = variable_get('site_name', 0);
eaac64a9 248 if ($published_site) {
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249 $print_text_published = variable_get('print_text_published', t('Published on %site_name'));
250 $published = t($print_text_published, array('%site_name' => $published_site));
7d62e7c4 251 $print['site_name'] = $published .' ('. l($base_url, $base_url) .')';
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252 }
253 else {
7d62e7c4 254 $print['site_name'] = '';
1424b51c 255 }
b09f08f7 256
7d62e7c4 257 if ($print_sourceurl_enabled == 1) {
dad7232c 258 /* Grab and format the src URL */
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259 if (empty($print_sourceurl_forcenode)) {
260 $url = $print['url'];
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261 }
262 else {
eaac64a9 263 $url = $base_url .'/'. (((bool)variable_get('clean_url', '0')) ? '' : '?q=') . $path;
dad7232c 264 }
20ab24e6 265 if (is_int($cid)) {
7d62e7c4 266 $url .= '#comment-$cid';
dad7232c 267 }
6fea4d6b 268 $retrieved_date = format_date(REQUEST_TIME, 'small');
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269 $print_text_retrieved = variable_get('print_text_retrieved', t('retrieved on %date'));
270 $retrieved = t($print_text_retrieved, array('%date' => $retrieved_date));
7d62e7c4 271 $print['printdate'] = $print_sourceurl_date ? " ($retrieved)" : '';
1424b51c 272
855b243a 273 $source_url = variable_get('print_text_source_url', t('Source URL'));
7d62e7c4 274 $print['source_url'] = '<strong>'. $source_url . $print['printdate'] .':</strong> '. l($url, $url);
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275 }
276 else {
7d62e7c4 277 $print['source_url'] = '';
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278 }
279
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280 if (isset($node->type)) {
281 $node_type = $node->type;
1424b51c 282
3da84173 283 if (theme_get_setting("toggle_node_info_$node_type")) {
855b243a 284 $print_text_by = variable_get('print_text_by', t('By %author'));
eaac64a9 285 $by_author = ($node->name ? $node->name : variable_get('anonymous', t('Anonymous')));
855b243a 286 $print['submitted'] = t($print_text_by, array('%author' => $by_author));
1424b51c 287
855b243a 288 $print_text_created = variable_get('print_text_created', t('Created %date'));
eaac64a9 289 $created_datetime = format_date($node->created, 'small');
855b243a 290 $print['created'] = t($print_text_created, array('%date' => $created_datetime));
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291 }
292 else {
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293 $print['submitted'] = '';
294 $print['created'] = '';
eaac64a9 295 }
1424b51c 296
7d62e7c4 297 $print['type'] = $node->type;
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298 }
299 else {
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300 $print['submitted'] = '';
301 $print['created'] = '';
302 $print['type'] = '';
7e748d74 303 }
ca01bdd2 304
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305 menu_set_active_item($path);
306 $breadcrumb = drupal_get_breadcrumb();
307 if (!empty($breadcrumb)) {
308 $breadcrumb[] = menu_get_active_title();
7d62e7c4 309 $print['breadcrumb'] = implode(' > ', $breadcrumb);
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310 }
311 else {
7d62e7c4 312 $print['breadcrumb'] = '';
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313 }
314
315 // Display the collected links at the bottom of the page. Code once taken from Kjartan Mannes' project.module
1a92e513 316 $print['pfp_links'] = '';
855b243a 317 if (!empty($_print_urls)) {
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318 $urls = _print_friendly_urls();
319 $max = count($urls);
1424b51c 320 $pfp_links = '';
b09f08f7 321 if ($max) {
b09f08f7 322 for ($i = 0; $i < $max; $i++) {
1424b51c 323 $pfp_links .= '['. ($i + 1) .'] '. $urls[$i] ."<br />\n";
b09f08f7 324 }
855b243a 325 $links = variable_get('print_text_links', t('Links'));
7d62e7c4 326 $print['pfp_links'] = "<p><strong>$links:</strong><br />$pfp_links</p>";
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327 }
328 }
329
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330 if (module_exists('taxonomy')) {
331 $terms = taxonomy_link('taxonomy terms', $node);
7d62e7c4 332 $print['taxonomy'] = theme('links', $terms);
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333 }
334
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335 $print['content'] = $node->body;
336 $print['node'] = $node;
337 $print['message'] = $message;
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338
339 return $print;
340}
341
342/**
1e156b5a 343 * Callback function for the preg_replace_callback for URL-capable patterns
b09f08f7 344 *
3483245d 345 * Manipulate URLs to make them absolute in the URLs list, and to add a
1e156b5a 346 * [n] footnote marker.
3483245d 347 *
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348 * @param $matches
349 * array with the matched tag patterns, usually <a...>+text+</a>
350 * @return
3483245d 351 * tag with re-written URL and when appropriate the [n] index to the
1e156b5a 352 * URL list
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353 */
354function _print_rewrite_urls($matches) {
855b243a 355 global $base_url, $base_root, $_print_urls;
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356
357 // first, split the html into the different tag attributes
3da84173 358 $pattern = '!\s*(\w+\s*=\s*"(?:\\\"|[^"])*")\s*|\s*(\w+\s*=\s*\'(?:\\\\\'|[^\'])*\')\s*|\s*(\w+\s*=\s*\w+)\s*|\s+!';
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359 $attribs = preg_split($pattern, $matches[1], -1, PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE);
360 foreach ($attribs as $key => $value) {
1c9c68be 361 $attribs[$key] = preg_replace('!(\w)\s*=\s*(.*)!', '$1=$2', $value);
6ca5f5a4 362 }
b09f08f7 363
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364 $size = count($attribs);
365 for ($i=1; $i < $size; $i++) {
b09f08f7 366 // If the attribute is href or src, we may need to rewrite the URL in the value
1c9c68be 367 if (preg_match('!^(?:href|src)\s*?=(.*)!i', $attribs[$i], $urls) > 0) {
400943b8 368 $url = trim($urls[1], " \t\n\r\0\x0B\"'");
b09f08f7 369
1c9c68be 370 if (strpos($url, '://') || preg_match('!^mailto:.*?@.*?\..*?$!iu', $url)) {
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371 // URL is absolute, do nothing
372 $newurl = urldecode($url);
373 }
374 else {
bb0645f8 375 if ($url[0] == '#') {
b09f08f7 376 // URL is an anchor tag
855b243a 377 if (!empty($_print_urls)) {
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378 $path = explode('/', $_GET['q']);
379 unset($path[0]);
380 $path = implode('/', $path);
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381 if (is_numeric($path)) {
382 $path = "node/$path";
383 }
384 // Printer-friendly URLs is on, so we need to make it absolute
385 $newurl = url($path, array('fragment' => substr(urldecode($url), 1), 'absolute' => TRUE));
386 }
387 // Because base href is the original page, change the link to
388 // still be usable inside the print page
389 $matches[1] = str_replace($url, $_GET['q'] . $url, $matches[1]);
390 }
391 else {
392 // URL is relative, convert it into absolute URL
bb0645f8 393 if ($url[0] == '/') {
b09f08f7 394 // If it starts with '/' just append it to the server name
7d62e7c4 395 $newurl = $base_root .'/'. trim(urldecode($url), '/');
b09f08f7 396 }
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397 elseif (preg_match('!^(?:index.php)?\?q=!i', $url)) {
398 // If it starts with ?q=, just prepend with the base URL
7d62e7c4 399 $newurl = $base_url .'/'. trim(urldecode($url), '/');
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400 }
401 else {
7d62e7c4 402 $newurl = url(trim(urldecode($url), '/'), array('absolute' => TRUE));
b09f08f7 403 }
3da84173 404 $matches[1] = str_replace($url, $newurl, $matches[1]);
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405 }
406 }
407 }
408 }
409
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410 $ret = '<'. $matches[1] .'>';
411 if (count($matches) == 4) {
412 $ret .= $matches[2] . $matches[3];
855b243a 413 if ((!empty($_print_urls)) && (isset($newurl))) {
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414 $ret .= ' <span class="print-footnote">['. _print_friendly_urls(trim(stripslashes($newurl))) .']</span>';
415 }
416 }
417
418 return $ret;
419}
420
421/**
422 * Auxiliary function to store the Printer-friendly URLs list as static.
423 *
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424 * @param $url
425 * absolute URL to be inserted in the list
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426 * @return
427 * list of URLs previously stored if $url is 0, or the current count
1e156b5a 428 * otherwise.
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429 */
430function _print_friendly_urls($url = 0) {
431 static $urls = array();
432 if ($url) {
433 $url_idx = array_search($url, $urls);
434 if ($url_idx !== FALSE) {
435 return ($url_idx + 1);
436 }
437 else {
438 $urls[] = $url;
439 return count($urls);
440 }
441 }
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442 $ret = $urls;
443 $urls = array();
444 return $ret;
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445}
446
447/**
1e156b5a 448 * Choose most appropriate template
3483245d 449 *
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450 * Auxiliary function to resolve the most appropriate template trying to find
451 * a content specific template in the theme or module dir before falling back
452 * on a generic template also in those dirs.
453 *
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454 * @param format
455 * format of the PF page being rendered (html, pdf, etc.)
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456 * @param $type
457 * name of the node type being rendered in a PF page
458 * @return
459 * filename of the most suitable template
b09f08f7 460 */
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461function _print_get_template($format = NULL, $type = NULL) {
462 $filenames = array();
463 // First try to find a template defined both for the format and then the type
464 if (!empty($format) && !empty($type)) {
465 $filenames[] = "print_$format.node-$type.tpl.php";
466 }
467 // Then only for the format
468 if (!empty($format)) {
469 $filenames[] = "print_$format.tpl.php";
470 }
471 // If the node type is known, then try to find that type's template file
472 if (!empty($type)) {
473 $filenames[] = "print.node-$type.tpl.php";
474 }
475 // Finally search for a generic template file
7d62e7c4 476 $filenames[] = 'print.tpl.php';
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477
478 foreach ($filenames as $value) {
b09f08f7 479 // First in the theme directory
7d62e7c4 480 $file = drupal_get_path('theme', $GLOBALS['theme_key']) .'/'. $value;
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481 if (file_exists($file)) {
482 return $file;
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483 }
484 // Then in the module directory
7d62e7c4 485 $file = drupal_get_path('module', 'print') .'/'. $value;
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486 if (file_exists($file)) {
487 return $file;
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488 }
489 }
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490}
491
b09f08f7 492/**
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493 * Check URL list settings for this node
494 *
495 * @param node
496 * node object
497 * @param $format
498 * format of the page being generated
499 * @return
500 * TRUE if URL list should be displayed, FALSE otherwise
501 */
502function _print_url_list_enabled($node, $format = PRINT_HTML_FORMAT) {
503 switch ($format) {
504 case PRINT_HTML_FORMAT:
505 $node_urllist = isset($node->print_display_urllist) ? $node->print_display_urllist : TRUE;
506 $fmt = '';
507 break;
508 case PRINT_MAIL_FORMAT:
509 $node_urllist = isset($node->print_mail_display_urllist) ? $node->print_mail_display_urllist : TRUE;
510 $fmt = $format .'_';
511 break;
512 case PRINT_PDF_FORMAT:
513 $node_urllist = isset($node->print_pdf_display_urllist) ? $node->print_pdf_display_urllist : TRUE;
514 $fmt = $format .'_';
515 break;
516 }
517 if (!isset($node_urllist)) $node_urllist = TRUE;
518
519 // Get value of Printer-friendly URLs setting
520 return (variable_get('print_urls', PRINT_URLS_DEFAULT) && ($node_urllist) &&
521 variable_get('print_'. $fmt .'display_urllist_'. $node->type, PRINT_TYPE_URLLIST_DEFAULT));
522}
523
524/**
1e156b5a 525 * Prepare a Printer-friendly-ready node body for content nodes
3483245d 526 *
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527 * @param $nid
528 * node ID of the node to be rendered into a printer-friendly page
529 * @param $cid
530 * comment ID of the individual comment to be rendered
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531 * @param $format
532 * format of the page being generated
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533 * @param $teaser
534 * if set to TRUE, outputs only the node's teaser
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535 * @param $message
536 * optional sender's message (used by the send e-mail module)
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537 * @return
538 * filled array ready to be used in the template
b09f08f7 539 */
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540function _print_generate_node($nid, $cid = NULL, $format = PRINT_HTML_FORMAT, $teaser = FALSE, $message = NULL) {
541 global $_print_urls;
542
b09f08f7 543 // We can take a node id
f0e49fdd 544 $node = node_load($nid);
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545 if (!$node) {
546 // Node not found
547 drupal_not_found();
5c9469df 548 return FALSE;
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549 }
550 elseif (!node_access('view', $node)) {
b09f08f7 551 // Access is denied
7853dd07 552 drupal_access_denied();
5c9469df 553 return FALSE;
b09f08f7 554 }
878e1ed0 555 drupal_set_title($node->title, PASS_THROUGH);
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556
557 //alert other modules that we are generating a printer-friendly page, so they can choose to show/hide info
7e748d74 558 $node->printing = TRUE;
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559 // Turn off Pagination by the Paging module
560 unset($node->pages);
561 unset($node->page_count);
562
b09f08f7 563 if ($cid === NULL) {
7853dd07 564 // Adapted (simplified) version of node_view
b09f08f7 565 //Render the node content
0706a465 566 $node = node_build_content($node, $teaser, TRUE);
b09f08f7 567 // Disable fivestar widget output
7d62e7c4 568 unset($node->content['fivestar_widget']);
b09f08f7 569 // Disable service links module output
7d62e7c4 570 unset($node->content['service_links']);
3483245d 571
7853dd07 572 $content = drupal_render($node->content);
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573
574 // Disable the AdSense module ads
575 $content = preg_replace('!<div class=[\'"]adsense[\'"].*?</div>!sim', '', $content);
576
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577 if ($teaser) {
578 $node->teaser = $content;
579 unset($node->body);
580 }
581 else {
582 $node->body = $content;
583 unset($node->teaser);
584 }
585
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586 //TODO the following was part of the fix for http://drupal.org/node/254863
587 //check if it is reproducible and find the exact condition which
588 //triggered it
589 //$node->body = html_entity_decode($node->body);
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590 }
591
7d62e7c4 592 $print_comments = variable_get('print_comments', PRINT_COMMENTS_DEFAULT);
b09f08f7 593
7d62e7c4 594 if (function_exists('comment_render') && (($cid != NULL) || ($print_comments))) {
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595 //Print only the requested comment (or if $cid is NULL, all of them)
596 $comments = comment_render($node, $cid);
3483245d 597
b09f08f7 598 //Remove the comment forms
7d62e7c4 599 $comments = preg_replace('!<form.*?id="comment-.*?">.*?</form>!sim', '', $comments);
b09f08f7 600 //Remove the 'Post new comment' title
cc053834 601 $comments = preg_replace('!<h2.*?>'. t('Post new comment') .'</h2>!', '', $comments);
b09f08f7 602 //Remove the comment title hyperlink
cc053834 603 $comments = preg_replace('!(<h3.*?>.*?)<a.*?>(.*?)</a>(.*?</h3>)!i', '$1$2$3', $comments);
e458482f 604 //Remove the comment author link
cc053834 605 $pattern = '!(<(?:span|div) class="submitted">.*?)<a.*?>(.*?)</a>(.*?</(?:span|div)>)!sim';
c42f715c 606 if (preg_match($pattern, $comments)) {
cc053834 607 $comments = preg_replace($pattern , '$1$2$3', $comments);
c42f715c 608 }
b09f08f7 609 //Remove the comment links
7d62e7c4 610 $comments = preg_replace('!\s*<ul class="links">.*?</ul>!sim', '', $comments);
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611 if ($cid != NULL) {
612 // Single comment requested, output only the comment
613 unset($node->body);
614 }
615 $node->body .= $comments;
616 }
617
7853dd07 618 node_invoke_nodeapi($node, 'alter', $teaser, TRUE);
b09f08f7 619
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620 if ($teaser) {
621 $node->body = $node->teaser;
622 unset($node->teaser);
623 }
624
625 //Check URL list settings
626 $_print_urls = _print_url_list_enabled($node, $format);
627
b09f08f7 628 // Convert the a href elements
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629 $pattern = '!<(a\s[^>]*?)>(.*?)(</a>)!is';
630 $node->body = preg_replace_callback($pattern, '_print_rewrite_urls', $node->body);
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631
632 init_theme();
633
27dc0ea1 634 $print = _print_var_generator($node, $message, $cid);
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635
636 return $print;
637}
638
639/**
1e156b5a 640 * Prepare a Printer-friendly-ready node body for non-content pages
3483245d 641 *
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642 * @param $path
643 * path of the node to be rendered into a printer-friendly page
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644 * @param $format
645 * format of the page being generated
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646 * @param $teaser
647 * if set to TRUE, outputs only the node's teaser
648 * @param $message
649 * optional sender's message (used by the send e-mail module)
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650 * @return
651 * filled array ready to be used in the template
b09f08f7 652 */
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653function _print_generate_path($path, $format = PRINT_HTML_FORMAT, $teaser = FALSE, $message = NULL) {
654 global $_print_urls;
655
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656 $path = drupal_get_normal_path($path);
657
658 menu_set_active_item($path);
659 // Adapted from index.php.
660 $node = new stdClass();
661 $node->body = menu_execute_active_handler($path);
00590736 662 $node->title = drupal_get_title();
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663 $node->path = $path;
664
665 // It may happen that a drupal_not_found is called in the above call
666 if (preg_match('/404 Not Found/', drupal_get_headers()) == 1) {
5c9469df 667 return FALSE;
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668 }
669
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670 if (is_int($node->body)) {
671 switch ($node->body) {
672 case MENU_NOT_FOUND:
7853dd07 673 drupal_not_found();
5c9469df 674 return FALSE;
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675 break;
676 case MENU_ACCESS_DENIED:
7853dd07 677 drupal_access_denied();
5c9469df 678 return FALSE;
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679 break;
680 }
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681 }
682
683 // Delete any links area
7d62e7c4 684 $node->body = preg_replace('!\s*<div class="links">.*?</div>!sim', '', $node->body);
b09f08f7 685
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686 //Check URL list settings
687 $_print_urls = _print_url_list_enabled($node, $format);
688
b09f08f7 689 // Convert the a href elements
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690 $pattern = '!<(a\s[^>]*?)>(.*?)(</a>)!is';
691 $node->body = preg_replace_callback($pattern, '_print_rewrite_urls', $node->body);
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692
693 init_theme();
694
27dc0ea1 695 $print = _print_var_generator($node, $message);
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696
697 return $print;
698}
699
700
701/**
1e156b5a 702 * Prepare a Printer-friendly-ready node body for book pages
3483245d 703 *
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704 * @param $nid
705 * node ID of the node to be rendered into a printer-friendly page
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706 * @param $format
707 * format of the page being generated
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708 * @param $teaser
709 * if set to TRUE, outputs only the node's teaser
710 * @param $message
711 * optional sender's message (used by the send e-mail module)
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712 * @return
713 * filled array ready to be used in the template
b09f08f7 714 */
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715function _print_generate_book($nid, $format = PRINT_HTML_FORMAT, $teaser = FALSE, $message = NULL) {
716 global $_print_urls;
717
f0e49fdd 718 $node = node_load($nid);
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719 if (!$node) {
720 // Node not found
721 drupal_not_found();
5c9469df 722 return FALSE;
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723 }
724 elseif (!node_access('view', $node) || (!user_access('access printer-friendly version'))) {
b09f08f7 725 // Access is denied
7853dd07 726 drupal_access_denied();
5c9469df 727 return FALSE;
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728 }
729
730 $tree = book_menu_subtree_data($node->book);
731 $node->body = book_export_traverse($tree, 'book_node_export');
732
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733 //Check URL list settings
734 $_print_urls = _print_url_list_enabled($node, $format);
735
b09f08f7 736 // Convert the a href elements
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737 $pattern = '!<(a\s[^>]*?)>(.*?)(</a>)!is';
738 $node->body = preg_replace_callback($pattern, '_print_rewrite_urls', $node->body);
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739
740 init_theme();
741
27dc0ea1 742 $print = _print_var_generator($node, $message);
b09f08f7 743 // The title is already displayed by the book_recurse, so avoid duplication
7d62e7c4 744 $print['title'] = '';
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745
746 return $print;
747}