function invoke($ignore_level = 0)
{
global $DB, $FUNCS, $PAGE, $AUTH, $CTX, $k_cache_file;
if ($ignore_level > 0) {
$ignore_canonical_url = 1;
// if set, the url used to access page is not checked to be canonical.
if ($ignore_level > 1) {
$ignore_context = 1;
// if set, all canonical GET variables are ignored. Page always remains in home-view.
}
}
// $page_id, $folder_id and $archive_date are mutually exclusive.
// If more than one are provided, $page_id will be preferred over the
// others and $folder_id will be preferred over $archive_date.
// All ids will be preferred over names.
// comment_id actually resolves to becoming the page_id of
// the associated page hence it is processed the foremost.
$page_id = null;
$folder_id = null;
$archive_date = null;
$page_name = null;
$folder_name = null;
$comment_id = null;
$comment_date = '';
if (!$ignore_context) {
// if comment id given, find the associated page_id
if (isset($_GET['comment']) && $FUNCS->is_non_zero_natural($_GET['comment'])) {
$rs = $DB->select(K_TBL_COMMENTS, array('page_id', 'date', 'approved'), "id='" . $DB->sanitize(intval($_GET['comment'])) . "'");
if (count($rs)) {
$comment_id = intval($_GET['comment']);
$comment_date = $rs[0]['date'];
$_GET['p'] = $rs[0]['page_id'];
}
}
if (isset($_GET['p']) && $FUNCS->is_non_zero_natural($_GET['p'])) {
$page_id = (int) $_GET['p'];
} else {
if (isset($_GET['f']) && $FUNCS->is_non_zero_natural($_GET['f'])) {
$folder_id = (int) $_GET['f'];
} else {
if (isset($_GET['d']) && $FUNCS->is_non_zero_natural($_GET['d'])) {
$date = (int) $_GET['d'];
// example valid values:
// ?d=20080514
// ?d=200805
// ?d=2008
$len = strlen($date);
if ($len >= 4) {
$year = substr($date, 0, 4);
$archive_date = $year;
if ($len >= 6) {
$month = substr($date, 4, 2);
$archive_date .= '-' . $month;
if ($len > 6) {
$day = substr($date, 6, 2);
$archive_date .= '-' . $day;
}
}
if ($day) {
$next_archive_date = date('Y-m-d H:i:s', mktime(0, 0, 0, $month, $day + 1, $year));
$is_archive_day_view = 1;
} elseif ($month) {
$next_archive_date = date('Y-m-d H:i:s', mktime(0, 0, 0, $month + 1, 1, $year));
$is_archive_month_view = 1;
} else {
$next_archive_date = date('Y-m-d H:i:s', mktime(0, 0, 0, 1, 1, $year + 1));
$is_archive_year_view = 1;
}
$archive_date = $FUNCS->make_date($archive_date);
}
} else {
if (isset($_GET['pname']) && $FUNCS->is_title_clean($_GET['pname'])) {
$page_name = $_GET['pname'];
} else {
if (isset($_GET['fname']) && $FUNCS->is_title_clean($_GET['fname'])) {
$folder_name = $_GET['fname'];
}
}
}
}
}
} else {
$CTX->ignore_context = 1;
// necessary for nested_pages with prettyurls
}
if ($AUTH->user->access_level >= K_ACCESS_LEVEL_SUPER_ADMIN) {
$DB->begin();
// Serialize access for super-admins.. hack of a semaphore
$DB->update(K_TBL_SETTINGS, array('k_value' => K_COUCH_VERSION), "k_key='k_couch_version'");
}
// Get the requested page.
// for folder view and archive view, page_id would be null,
// causing the default page to be loaded.
//
$CTX->folder_info = !is_null($folder_name) ? $folder_name : (!is_null($folder_id) ? (int) $folder_id : null);
// added for 404 on non-existent folders
if (!is_null($page_name)) {
$PAGE = new KWebpage(null, null, $page_name);
} else {
$PAGE = new KWebpage(null, $page_id);
}
if ($PAGE->error) {
ob_end_clean();
$DB->rollback();
if ($PAGE->err_msg == 'Page not found') {
header('HTTP/1.1 404 Not Found');
header('Status: 404 Not Found');
header('Content-Type: text/html; charset=' . K_CHARSET);
$html = '';
if (file_exists(K_SITE_DIR . '404.php')) {
$html = $FUNCS->file_get_contents(K_SITE_URL . '404.php');
}
if (!$html) {
$html = 'Page not found';
}
} else {
die('ERROR: ' . $PAGE->err_msg);
}
} else {
$access_level = $PAGE->get_access_level($inherited);
$AUTH->check_access($access_level);
// set the requested view, if any
if ($folder_id) {
$PAGE->is_folder_view = 1;
$PAGE->folder_id = $folder_id;
} elseif ($archive_date) {
$PAGE->is_archive_view = 1;
$PAGE->archive_date = $archive_date;
$PAGE->next_archive_date = $next_archive_date;
if ($is_archive_day_view) {
$PAGE->is_archive_day_view = 1;
} elseif ($is_archive_month_view) {
$PAGE->is_archive_month_view = 1;
} else {
$PAGE->is_archive_year_view = 1;
}
$PAGE->day = $day;
$PAGE->month = $month;
$PAGE->year = $year;
} elseif ($folder_name) {
if (!$PAGE->changed_from_folder_to_page) {
// can happen with nested pages
$PAGE->is_folder_view = 1;
$PAGE->folder_name = $folder_name;
}
} elseif ($comment_id) {
// not a view but just to remind the page that it was fetched on the basis of comment id.
$PAGE->comment_id = $comment_id;
$PAGE->comment_date = $comment_date;
}
$html = ob_get_contents();
ob_end_clean();
// HOOK: pre_process_page
$FUNCS->dispatch_event('pre_process_page', array(&$html, &$PAGE, &$ignore_canonical_url));
$parser = new KParser($html);
$html = $parser->get_HTML();
//echo $parser->get_info();
$FUNCS->post_process_page();
if ($AUTH->user->access_level >= K_ACCESS_LEVEL_SUPER_ADMIN) {
$DB->commit(1);
}
// Verify that the url used to access this page is the page's canonical url
if ($comment_id) {
// if page accessed via comment_id, rectify the url
$canonical_url = K_SITE_URL . $PAGE->link;
if ($PAGE->comment_page) {
$sep = strpos($canonical_url, '?') === false ? '?' : '&';
$canonical_url .= $sep . 'comments_pg=' . $PAGE->comment_page;
}
$redirect_url = $canonical_url . "#comment-" . $comment_id;
} elseif (K_PRETTY_URLS && $_SERVER['REQUEST_METHOD'] != 'POST' && !$PAGE->parent_id && $CTX->script != '404.php' && !$ignore_canonical_url) {
$url = $FUNCS->get_url();
if ($url) {
if ($_GET['_nr_']) {
//page link being masqueraded. Normalize before comparision.
$masq_tpl_name = $FUNCS->get_pretty_template_link($PAGE->tpl_name);
/*masquereded name*/
$unmasq_tpl_name = $FUNCS->get_pretty_template_link_ex($PAGE->tpl_name, $dummy, 0);
/*unmasquereded name*/
$canonical_url = K_SITE_URL . $unmasq_tpl_name . substr($PAGE->link, strlen($masq_tpl_name));
//replace masquered name with unmasqueraded
} else {
$canonical_url = K_SITE_URL . $PAGE->link;
}
if ($url != $canonical_url) {
// Redirect to canonical url
// append querystring params, if any
$sep = '';
foreach ($_GET as $qk => $qv) {
if ($qk == 'p' || $qk == 'f' || $qk == 'd' || $qk == 'fname' || $qk == 'pname' || $qk == '_nr_') {
continue;
}
$qs .= $sep . $qk . '=' . urlencode($qv);
$sep = '&';
}
if ($qs) {
$qs = '?' . $qs;
}
if ($_GET['_nr_']) {
//page link being masqueraded
$redirect_url = K_SITE_URL . $PAGE->link . $qs;
} else {
$redirect_url = $canonical_url . $qs;
}
}
}
}
}
$content_type = $PAGE->content_type ? $PAGE->content_type : 'text/html';
$content_type_header = 'Content-Type: ' . $content_type . ';';
$content_type_header .= ' charset=' . K_CHARSET;
// Add our link to the document (if not commercial license)
// Apply only to text/html, text/html-sandboxed, application/xhtml+xml mime-types
// application/xml and text/xml can also be used to serve xhtml documents but we'll allow that.
if (!(K_PAID_LICENSE || K_REMOVE_FOOTER_LINK)) {
if (strpos($content_type, 'html') !== false) {
$_cnt = preg_match_all("/<\\/[^\\S]*BODY[^\\S]*>/is", $html, $matches, PREG_OFFSET_CAPTURE);
if ($_cnt) {
$_split_at = $matches[0][count($matches[0]) - 1][1];
} else {
$_cnt = preg_match_all("/<\\/[^\\S]*HTML[^\\S]*>/is", $html, $matches, PREG_OFFSET_CAPTURE);
if ($_cnt) {
$_split_at = $matches[0][count($matches[0]) - 1][1];
}
}
$_link = "\n <div style=\"clear:both; text-align: center; z-index:99999 !important; display:block !important; visibility:visible !important;\">\n <div style=\"position:relative; top:0; margin-right:auto;margin-left:auto; z-index:99999; display:block !important; visibility:visible !important;\">\n <center><a href=\"http://www.couchcms.com/\" title=\"CouchCMS - Simple Open-Source Content Management\" style=\"display:block !important; visibility:visible !important;\">Powered by CouchCMS</a></center><br />\n </div>\n </div>\n ";
if ($_split_at) {
$_pre = substr($html, 0, $_split_at);
$_post = substr($html, $_split_at);
$html = $_pre . $_link . $_post;
} else {
$html .= $_link;
}
}
}
// HOOK: alter_final_page_output
$FUNCS->dispatch_event('alter_final_page_output', array(&$html, &$PAGE, &$k_cache_file, &$redirect_url, &$content_type_header));
// See if ouput needs to be cached
if ($k_cache_file && strlen(trim($html)) && !$PAGE->no_cache) {
$handle = @fopen($k_cache_file, 'w');
if ($handle) {
if ($redirect_url) {
$pg['redirect_url'] = $redirect_url;
} else {
$pg['mime_type'] = $content_type_header;
$cached_html = $html . "\n<!-- Cached page";
if (!K_PAID_LICENSE) {
$cached_html .= " served by CouchCMS - Simple Open-Source Content Management";
}
$cached_html .= " -->\n";
$pg['cached_html'] = $cached_html;
if ($PAGE->err_msg == 'Page not found') {
$pg['res_404'] = 1;
}
}
@flock($handle, LOCK_EX);
@fwrite($handle, serialize($pg));
@flock($handle, LOCK_UN);
@fclose($handle);
}
}
if ($redirect_url) {
header("Location: " . $redirect_url, TRUE, 301);
die;
}
if (!K_PAID_LICENSE) {
$html .= "\n<!-- Page generated by CouchCMS - Simple Open-Source Content Management";
$html .= " -->\n";
}
if (defined('K_IS_MY_TEST_MACHINE')) {
$html .= "\n<!-- in: " . k_timer_stop() . " -->\n";
$html .= "\n<!-- Queries: " . $DB->queries . " -->\n";
}
header($content_type_header);
echo $html;
}
<div id="access-levels" style="margin-top:<?php
if ($_GET['act'] == 'edit') {
echo '10';
} else {
echo '0';
}
?>
px">
<label><b><?php
echo $FUNCS->t('access_level');
?>
:</b></label><br>
<?php
$inherited = 0;
$level = $PAGE->get_access_level($inherited);
//template level and folder level override page level
if ($PAGE->access_level > $AUTH->user->access_level) {
$inherited = 1;
echo $FUNCS->access_levels_dropdown($level, 10, 0, $inherited);
} else {
if (!$inherited) {
$level = $PAGE->fields[4]->get_data();
}
echo $FUNCS->access_levels_dropdown($level, $AUTH->user->access_level, 0, $inherited);
}
$PAGE->effective_level = $level;
?>
</div>
<?php
