class ArchiveArticle
{
- public $raw, $preface, $title, $body;
- public $meta = [];
+ public $raw, $title, $body; # file contents
+ public $meta = []; # head metadata properties
+ public $place = []; # template variables replaced in render()
function __construct($path)
{
$this->page = preg_replace('{^\.(?:/|$)}', '', $path);
- $this->link = preg_replace('{(?:/index)?\.html$}', '', $this->page);
- if (file_exists($this->page)) {
- $this->raw = file_get_contents($this->page);
-
- if (preg_match_all('{
- \G <meta \s+ property="( [^"]+ )" \s+ content="( [^"]* )" > \s*
- }x', $this->raw, $meta)) {
- $matchlen = array_sum(array_map('strlen', $meta[0]));
- $this->raw = substr($this->raw, $matchlen); # delete matched contents
- $this->meta = array_combine($meta[1], $meta[2]); # [property => content]
- }
+ $this->link = preg_replace('{(?:(?:/|^)index)?\.html$}', '', $this->page);
+ $this->raw($this->page);
+ }
+
+ function raw($page)
+ {
+ if (!file_exists($page)) {
+ return;
+ }
+ $this->raw = file_get_contents($page);
- @list ($this->preface, $this->title, $this->body) =
- preg_split('{<h2>(.*?)</h2>\s*}s', $this->raw, 2, PREG_SPLIT_DELIM_CAPTURE);
+ if (preg_match_all('{
+ \G <meta \s+ property="( [^"]+ )" \s+ content="( [^"]* )" > \s*
+ }x', $this->raw, $meta)) {
+ $matchlen = array_sum(array_map('strlen', $meta[0]));
+ $this->raw = substr($this->raw, $matchlen); # delete matched contents
+ $this->meta = array_combine($meta[1], $meta[2]); # [property => content]
}
+
+ // find significant contents
+ $this->body = preg_replace('{<aside\b.*?</aside>}s', '', $this->raw);
+ if (preg_match('{<h2>(.*?)</h2>\s*(.*)}s', $this->body, $titlematch)) {
+ list (, $this->title, $this->body) = $titlematch;
+ }
+
+ return $this->raw;
}
function __get($col)
return $this->$col = $this->$col(); # run method and cache
}
+ function handler()
+ {
+ $path = $this->link;
+ $this->path = '';
+ $this->restricted = FALSE;
+ while (TRUE) {
+ if (file_exists("$path/.private")) {
+ $this->restricted = $path;
+ }
+
+ if (file_exists("$path/index.php")) {
+ return $path;
+ }
+
+ $up = strrpos($path, '/');
+ $this->path = substr($path, $up) . $this->path;
+ $path = substr($path, 0, $up);
+ if ($up === FALSE) {
+ break;
+ }
+ }
+ return;
+ }
+
+ function restricted()
+ {
+ $this->handler;
+ return $this->restricted;
+ }
+
function safetitle()
{
return trim($this->meta['og:title'] ?? strip_tags($this->title));
function story()
{
if ( preg_match('{
- \n (?: < (?: p | figure [^>]* ) >\s* )+ (<img\ [^>]*>) | \n <hr\ />
+ (?: < (?: p | figure [^>]* ) >\s* )+ (<img\ [^>]*>) | \n <hr\ />
}x', $this->body, $img, PREG_OFFSET_CAPTURE) ) {
# strip part after matching divider (image)
if (isset($img[1])) {
return $override;
}
+ # paragraph contents following the page header if any
if (preg_match('{
- </h2> (?: \s+ | <p\sclass="nav\b.*?</p> | <div[^>]*> )* <p> \s* (.*?) </p>
- }sx', $this->raw, $bodyp, PREG_OFFSET_CAPTURE)) {
- # fallback paragraph contents following the page header
- if ($bodyp[1][1] < 256) {
- return $bodyp[1][0];
- }
- }
-
- # starting paragraph for documents without title (assumed simple/partial)
- if (strpos($this->raw, '<h2') === FALSE and preg_match('{
- \A <p> \s* (.*?) </p>
- }sx', $this->raw, $bodyp)) {
+ \G (?> \s+ | <div [^>]*> | \[\[[^]]*\]\] )* <p> \s* (.*?) </p>
+ }sx', $this->body, $bodyp, 0)) {
return $bodyp[1];
}
}
$this->image
);
}
+
+ function widget($name, $params = [])
+ {
+ $path = stream_resolve_include_path("widget/$name.php");
+ if (!file_exists($path)) {
+ return '<strong class="warn"><em>'.$name.'</em> ontbreekt</strong>';
+ }
+
+ ob_start();
+ $Page = clone $this;
+ $Page->handler = $Page->handler . $Page->path; // .= with explicit getter
+ $Page->path = '';
+ foreach ($params as $param) {
+ if ($set = strpos($param, '=')) {
+ $Page->place[ substr($param, 0, $set) ] = substr($param, $set + 1);
+ }
+ elseif (!empty($param)) {
+ $Page->path .= '/'.$param;
+ }
+ }
+ $Page->link .= $Page->path;
+ try {
+ include "widget/$name.php";
+ return ob_get_clean();
+ }
+ catch (Exception $e) {
+ return sprintf('<strong class="warn">%s</strong>',
+ "fout in <em>$name</em>: {$e->getMessage()}"
+ );
+ }
+ }
+
+ function render()
+ {
+ $doc = $this->raw;
+
+ if (!empty($this->place['warn'])) {
+ $warn = '<p class="warn">[[warn]]</p>';
+ if ($offset = strpos($doc, '</h2>')) {
+ $doc = substr_replace($doc, "\n\n".$warn, $offset + 5, 0);
+ }
+ else {
+ $doc = $warn . "\n\n" . $doc;
+ }
+ }
+
+ # keep either login or logout parts depending on user level
+ global $User;
+ $hideclass = $User && property_exists($User, 'login') && $User->login ? 'logout' : 'login';
+ $doc = preg_replace('{\s*<([a-z]+) class="'.$hideclass.'">.*?</\1>}s', '', $doc);
+
+ return preg_replace_callback(
+ '{ \[\[ ([^] ]+) ([^]]*) \]\] }x',
+ function ($sub) {
+ list ($placeholder, $name, $params) = $sub;
+ $html = $this->place[$name] ??
+ $this->widget($name, explode(' ', $params));
+ if (empty($html) or $html[0] != '<') {
+ $html = "<span>$html</span>";
+ }
+ $attr = sprintf(' data-dyn="%s"', is_numeric($name) ? '' : $name.$params);
+ # contents with identifier in first tag
+ return preg_replace( '/(?=>)/', $attr, $html, 1);
+ },
+ $doc
+ );
+ }
}
class PageSearch