/**
* Return the virtual filename.
*
* Starts with a slash, but does not end with one.
* This is the virtual file the client requested, ie. if qb manages the
* /blog/ directory and the URL http://example.com/blog/foo/bar is called,
* the virtual filename is /foo/bar.
*/
public static function getVFile()
{
$path = QB_URIPATH;
// PATH_INFO is set for Apache's "Alias" directive, it has precedence.
if (isset($_SERVER['PATH_INFO']) && $_SERVER['PATH_INFO'] != '') {
$path = $_SERVER['PATH_INFO'];
} else {
if (qbString::startsWith(self::getHandler(), $path)) {
$path = substr($path, strlen(self::getHandler()));
}
}
// Cut off the query string, normalize slashes, be done!
return '/' . trim(preg_replace('/\\?.+$/', '', $path), '/');
}
function qb_buildpage($path, $template = 'html')
{
// Set $filename to the real filename.
$filename = QB_SRC . $path . QB_SUF_SRC;
// Check whether that really is under the source directory.
if (!qbString::startsWith(realpath(QB_SRC), realpath($filename), false)) {
return '';
}
// Set $t to the contents of the file.
if (($t = @file_get_contents($filename)) === false) {
// If the file doesn't exist, return an error.
// TODO: This never happens, because main logic already checks for the
// existence of the file.
return qb_template(QB_TPL_PAGE . '.' . $template, array('title' => 'file not found', 'content' => '<p class=\'qb_error\'>The file ' . htmlspecialchars($path) . ' could not be found.</p>'));
} else {
// File exists. Let $page[0] be the first line, $page[1] be the rest.
$page = explode("\n", $t, 2);
// Throw all tags in the first line into $tokens.
preg_match_all('|<(.*):(.*)>(?!>)|U', $page[0], $tokens, PREG_SET_ORDER);
// Initialize $meta as empty array.
$meta = array();
foreach ($tokens as $token) {
// Let $k be the name of the tag, $v its value.
$k = $token[1];
$v = $token[2];
if ($k == '') {
// Special case: the <:...> tag is a shortcut for <title:...>
$k = 'title';
}
if ($k == 'tags') {
// Special case: expand the "tags" tag via a freaky regex that
// splits them by spaces, multiword tags can be supplied by
// using quotation marks. Should resemble Flickr's tag parsing
// logic somehow.
preg_match_all('%"(?! )([^"]+)(?<! )"|([^ ]+)%', $v, $tags, PREG_PATTERN_ORDER);
// Initialize $parsedtags.
$parsedtags = array();
foreach ($tags[0] as $tag) {
// Remove quotation marks and spaces.
$tag = str_replace('"', '', trim($tag));
// If there's something left, add it to $parsedtags array.
if (strlen($tag) > 0) {
$parsedtags[] = $tag;
}
}
// Remove duplicate values, save the result in $v.
$v = array_unique($parsedtags);
if (count($v) > 0) {
// If there are any tags left, create a "spantags" template
// variable and put them in it. The "tags" variable stays
// an array. No idea what's the use in it, but whatever.
$meta['spantags'] = '<span class=\'tag\'>' . implode('</span> <span class=\'tag\'>', $v) . '</span>';
// Create a funky "ultags" for people who prefer that.
$meta['ultags'] = '<ul class=\'tag\'><li>' . implode("</li>\n<li>", $v) . '</li></ul>';
}
}
// Create a template variable with that value.
$meta[$k] = $v;
}
// "path" contains the handler plus $path, double slashes removed.
$meta['path'] = preg_replace('|/+|', '/', qbURL::getHandler() . $path);
// "content" contains the second and all following lines.
$meta['content'] = $page[1];
// "escapedcontent" is like "content", but with escaped HTML characters.
$meta['escapedcontent'] = htmlspecialchars($meta['content']);
// "created" is the date the file was created.
if (!array_key_exists('created', $meta)) {
$meta['created'] = qb_created($path);
}
// "modified" is the modification date of the file.
// "modified" and "created" can be overriden in the meta line.
if (!array_key_exists('modified', $meta)) {
$meta['modified'] = filemtime($filename);
}
if ($meta['modified'] == '!' || abs($meta['modified'] - $meta['created']) <= QB_OOPSTIME) {
// If set to ! or in oops tolerance, simulate an unmodified file.
$meta['modified'] = $meta['created'];
}
// If the two timestamps differ, set "wasmodified".
if ($meta['created'] != $meta['modified']) {
$meta['wasmodified'] = $meta['modified'];
}
// Run the template, return the result.
return qb_template(QB_TPL_ARTICLE . '.' . $template, $meta);
}
}
