diff options
Diffstat (limited to 'plugin.php')
| -rw-r--r-- | plugin.php | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/plugin.php b/plugin.php new file mode 100644 index 0000000..21abfa0 --- /dev/null +++ b/plugin.php @@ -0,0 +1,198 @@ +<?php + +class atom_feed extends RatatoeskrPlugin +{ + private $config; + private $config_modified; + + public function pluginpage(&$data, $url_now, &$url_next) + { + $this->prepare_backend_pluginpage(); + + $url_next = array(); + + if(isset($_POST["save_config"])) + { + if(preg_match("/^[a-zA-Z0-9\\-_]+\$/", $_POST["path"]) == 0) + $this->ste->vars["error"] = "Invalid URL Path. Must be at least one character long and may only consist of: a-z, A-Z 0-9 - _"; + elseif(empty($_POST["author_name"])) + $this->ste->vars["error"] = "Author name must be set."; + else + { + $this->config["title"] = $_POST["title"]; + $this->config["path"] = $_POST["path"]; + $this->config["unique_id"] = $_POST["baseid"]; + $this->config["author"] = array( + "name" => $_POST["author_name"], + "email" => $_POST["author_email"], + "uri" => $_POST["author_uri"] + ); + + $this->config_modified = True; + + $this->ste->vars["success"] = "Configuration saved."; + } + } + + $this->ste->vars["feed_title"] = $this->config["title"]; + $this->ste->vars["feed_path"] = $this->config["path"]; + $this->ste->vars["feed_baseid"] = $this->config["unique_id"]; + $this->ste->vars["feed_author"] = $this->config["author"]; + + echo $this->ste->exectemplate($this->get_template_dir() . "/backend.html"); + } + + public function ste_tag_atom_feed($ste, $params, $sub) + { + global $ratatoeskr_settings; + + $feeds = array(array("", "/section/" . $ratatoeskr_settings["default_section"])); + if(isset($ste->vars["current"]["article"])) + { + if($ste->vars["current"]["article"]["comments_allowed"]) + $feeds[] = array("Comments", "/comments/" . $ste->vars["current"]["article"]["id"]); + $feeds[] = array($ste->vars["current"]["article"]["section"]["title"], "/section/" . $ste->vars["current"]["article"]["section"]["id"]); + } + elseif(isset($ste->vars["current"]["section"]) and ($ste->vars["current"]["section"]["id"] != $ratatoeskr_settings["default_section"])) + $feeds[] = array($ste->vars["current"]["section"]["title"], "/section/" . $ste->vars["current"]["section"]["id"]); + + $feedbase = $this->config["path"]; + + return implode("\n", array_map( + function($f) use ($ste, $feedbase) + { + global $rel_path_to_root; + list($title, $path) = $f; + return "<link href=\"$rel_path_to_root/$feedbase/" . $ste->vars["language"] . "$path.xml\" type=\"application/atom+xml\" rel=\"alternate\" title=\"" . htmlesc(empty($title) ? "Sitewide" : $title) . "\" />"; + }, $feeds)); + } + + public function feedgenerator(&$data, $url_now, &$url_next) + { + global $ratatoeskr_settings, $rel_path_to_root; + + list($lang, $mode, $item_id) = $url_next; + $url_next = array(); + if(substr($item_id, -4) == ".xml") + $item_id = substr($item_id, 0, -4) + 0; + else + $item_id += 0; + + if(empty($lang) or empty($mode) or empty($item_id)) + throw new NotFoundError(); + + if(($mode != "section") and ($mode != "comments")) + throw new NotFoundError(); + + if(!in_array($lang, $ratatoeskr_settings["languages"])) + throw new NotFoundError(); + + $baseurl = explode("/",self_url()); + $baseurl = array_slice($baseurl, 0, -1); + foreach(explode("/", $rel_path_to_root) as $part) + { + if($part == "..") + $baseurl = array_slice($baseurl, 0, -1); + } + $baseurl = implode("/", $baseurl); + + $this->ste->vars["xmlbase"] = self_url(); + $this->ste->vars["baseurl"] = $baseurl; + + $this->ste->vars["feed"] = array( + "lang" => $lang, + "feedpath" => urlencode($this->config["path"]), + "title" => "", + "alternate" => "", + "mode" => $mode, + "unique_id" => $this->config["unique_id"], + "id" => $item_id, + "author" => $this->config["author"], + "updated" => 0, + "entries" => array() + ); + + if($mode == "section") + { + try + { + $section = Section::by_id($item_id); + $articles = Article::by_multi(array("section" => $section, "onlyvisible" => True, "langavail" => $lang), "timestamp", "DESC", NULL, NULL, NULL, NULL, $_); + $this->ste->vars["feed"]["title"] = $section->title[$lang]->text . " - " . $this->config["title"]; + $this->ste->vars["feed"]["alternate"] = "$baseurl/$lang/" . $section->name; + $this->ste->vars["feed"]["updated"] = empty($articles) ? time() : $articles[0]->timestamp; + + $this->ste->vars["feed"]["entries"] = array_map(function($a) use($lang, $rel_path_to_root, $baseurl, $section) { return array( + "id" => $a->get_id(), + "title" => $a->title[$lang]->text, + "updated" => $a->timestamp, + "summary" => textprocessor_apply(str_replace("%root%", $rel_path_to_root, $a->excerpt[$lang]->text), $a->excerpt[$lang]->texttype), + "alternate" => "$baseurl/$lang/" . $section->name . "/" . $a->urlname + ); }, $articles); + } + catch(DoesNotExistError $e) + { + throw new NotFoundError(); + } + } + elseif($mode == "comments") + { + try + { + $article = Article::by_id($item_id); + if(!isset($article->title[$lang])) + throw new NotFoundError(); + $comments = $article->get_comments($lang, True); + usort($comments, function($a, $b) { return intcmp($a->get_timestamp(), $b->get_timestamp()); }); + + $this->ste->vars["feed"]["title"] = "Comments for " . $article->title[$lang]->text . " - " . $this->config["title"]; + $this->ste->vars["feed"]["alternate"] = "$baseurl/$lang/" . $article->urlname; + $this->ste->vars["feed"]["updated"] = empty($comments) ? $article->timestamp : $comments[count($comments)-1]->get_timestamp(); + + $i = 0; + $this->ste->vars["feed"]["entries"] = array_map(function($c) use (&$i) { $i++; return array( + "id" => $c->get_id(), + "title" => "Comment #" . $i, + "updated" => $c->get_timestamp(), + "content" => $c->create_html(), + "author" => array("name" => $c->author_name) + ); }, $comments); + } + catch(DoesNotExistError $e) + { + throw new NotFoundError(); + } + } + + header("Content-Type: application/atom+xml; charset=UTF-8"); + echo $this->ste->exectemplate($this->get_template_dir() . "/feed.xml"); + } + + public function init() + { + $this->config = $this->kvstorage["config"]; + $this->config_modified = False; + + $this->ste->register_tag("atom_feed", array($this, "ste_tag_atom_feed")); + $this->register_url_handler($this->config["path"], array($this, "feedgenerator")); + $this->register_backend_pluginpage("Atom Feed", array($this, "pluginpage")); + } + + public function install() + { + $this->kvstorage["config"] = array( + "path" => "atom-feeds", + "unique_id" => uniqid("", True), + "author" => array("name" => "*", "email" => "", "uri" => ""), + "title" => "My Feed" + ); + } + + public function atexit() + { + if($this->config_modified) + $this->kvstorage["config"] = $this->config; + } +} + +?> |