Score extension
git-svn-id: file:///home/shish/svn/shimmie2/trunk@527 7f39781d-f577-437e-ae19-be835c7a54ca
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shish
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a7ea9bb397
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46ba77fa67
@ -8,124 +8,77 @@
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*/
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class Score extends Extension {
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// event handler {{{
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var $theme;
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public function receive_event($event) {
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if(is_null($this->theme)) $this->theme = get_theme_object("score", "ScoreTheme");
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if(is_a($event, 'InitExtEvent')) {
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global $config;
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if($config->get_int("ext_ratings_version") < 1) {
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if($config->get_int("ext_score_version", 0) < 1) {
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$this->install();
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}
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global $config;
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$config->set_default_string("ext_rating_anon_privs", 'sq');
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$config->set_default_string("ext_rating_user_privs", 'sq');
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}
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/*
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if(is_a($event, 'ImageDeletionEvent')) {
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$this->delete_comments($event->image->id);
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}
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if(is_a($event, 'CommentDeletionEvent')) {
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$this->delete_comment($event->comment_id);
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if(is_a($event, 'PageRequestEvent') && $event->page_name == "score" &&
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$event->get_arg(0) == "set" && $event->user->is_admin() &&
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isset($_POST['score']) && isset($_POST['image_id'])) {
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$i_score = int_escape($_POST['score']);
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$i_image_id = int_escape($_POST['image_id']);
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if($i_score >= -2 || $i_score <= 2) {
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$this->add_vote($i_image_id, $event->user->id, $i_score);
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}
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$event->page->set_mode("redirect");
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$event->page->set_redirect(make_link("post/view/$i_image_id"));
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}
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if(is_a($event, 'DisplayingImageEvent')) {
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$this->theme->display_rater($event->page, $event->image->id, $event->image->score);
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}
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if(is_a($event, 'SetupBuildingEvent')) {
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$sb = new SetupBlock("Comment Options");
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$sb->add_label("Allow anonymous comments ");
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$sb->add_bool_option("comment_anon");
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$sb->add_label("<br>Limit to ");
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$sb->add_int_option("comment_limit", 1, 60);
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$sb->add_label(" comments per ");
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$sb->add_int_option("comment_window", 1, 60);
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$sb->add_label(" minutes");
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$sb->add_label("<br>Show ");
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$sb->add_int_option("comment_count", 0, 100);
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$sb->add_label(" recent comments on the index");
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$event->panel->add_block($sb);
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/*
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TODO: disable anon voting
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*/
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}
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*/
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}
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private function can_comment() {
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global $config, $user;
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return $config->get_bool("rate_anon") || ($user->id != $config->get_int("anon_id"));
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}
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// }}}
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// installer {{{
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protected function install() {
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private function install() {
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global $database;
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global $config;
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$database->Execute("CREATE TABLE `image_voters` (
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`image_id` int(11) NOT NULL,
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`user_id` int(11) NOT NULL,
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`vote` tinyint(4) NOT NULL,
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`voted` datetime NOT NULL,
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PRIMARY KEY (`image_id`,`user_id`)
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)");
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$config->set_int("ext_ratings_version", 1);
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}
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// }}}
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// page building {{{
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private function build_image_rating($image_id) {
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global $config;
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$i_image_id = int_escape($image_id);
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return $this->query_to_html("
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SELECT
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users.id as user_id, users.name as user_name,
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comments.comment as comment, comments.id as comment_id,
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comments.image_id as image_id, comments.owner_ip as poster_ip
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FROM comments
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LEFT JOIN users ON comments.owner_id=users.id
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WHERE comments.image_id=?
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ORDER BY comments.id ASC
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LIMIT ?
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", array($i_image_id, $config->get_int('recent_count')));
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}
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private function build_rater($image_id) {
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if($this->can_comment()) {
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$i_image_id = int_escape($image_id);
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return "
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<form action='".make_link("rating/vote_up")."' method='POST'>
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<input type='hidden' name='image_id' value='$i_image_id' />
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<input type='submit' value='Vote Up' />
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</form>
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<form action='".make_link("rating/vote_down")."' method='POST'>
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<input type='hidden' name='image_id' value='$i_image_id' />
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<input type='submit' value='Vote Down' />
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</form>
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";
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}
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else {
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return "You need to create an account before you can rate";
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if($config->get_int("ext_score_version") < 1) {
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$database->Execute("ALTER TABLE images ADD COLUMN score INTEGER NOT NULL DEFAULT 0");
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$database->Execute("CREATE INDEX images__score ON images(score)");
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$database->Execute("
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CREATE TABLE images_score_votes (
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image_id INTEGER NOT NULL,
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user_id INTEGER NOT NULL,
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score INTEGER NOT NULL,
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UNIQUE(image_id, user_id),
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INDEX(image_id)
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)
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");
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$config->set_int("ext_score_version", 1);
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}
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}
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// }}}
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// add / remove / edit comments {{{
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private function add_rating($image_id, $rating) {
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global $user;
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private function add_vote($image_id, $user_id, $score) {
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global $database;
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global $config;
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global $page;
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$page->set_title("Error");
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$page->set_heading("Error");
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if(!$config->get_bool('rating_anon') && $user->is_anonymous()) {
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$page->add_main_block(new Block("Permission Denied", "Anonymous rating has been disabled"));
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}
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else {
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$i_rating = int_escape($rating);
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$database->Execute(
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"INSERT INTO image_ratings(image_id, user_id, rating, rated) ".
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"VALUES(?, ?, ?, now())",
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array($image_id, $user->id, $i_rating));
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$page->set_mode("redirect");
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$page->set_redirect(make_link("post/view/".int_escape($image_id)));
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}
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// TODO: update if already voted
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$database->Execute(
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"INSERT INTO images_score_votes(image_id, user_id, score) VALUES(?, ?, ?)",
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array($image_id, $user_id, $score));
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$database->Execute(
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"UPDATE images SET score=(SELECT AVG(score) FROM images_score_votes WHERE image_id=?) WHERE id=?",
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array($image_id, $image_id));
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}
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private function delete_ratings($image_id) {
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global $database;
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$database->Execute("DELETE FROM image_voters WHERE image_id=?", array($image_id));
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}
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// }}}
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}
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add_event_listener(new Score());
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?>
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21
contrib/score/theme.php
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21
contrib/score/theme.php
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@ -0,0 +1,21 @@
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<?php
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class ScoreTheme extends Themelet {
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public function display_rater($page, $image_id, $score) {
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$i_image_id = int_escape($image_id);
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$html = "
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<form action='".make_link("score/set")."' method='POST'>
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<input type='hidden' name='image_id' value='$i_image_id' />
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<input type='radio' name='score' value='--2' id='-2'><label for='-2'>Delete</label>
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<input type='radio' name='score' value='-1' id='-1'><label for='-1'>Bad</label>
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<input type='radio' name='score' value='0' id='0'><label for='0'>Ok</label>
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<input type='radio' name='score' value='1' id='1'><label for='1'>Good</label>
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<input type='radio' name='score' value='2' id='2'><label for='2'>Awesome</label>
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<input type='submit' value='Vote' />
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</form>
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";
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$page->add_block(new Block(null, $html, "main", 7));
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}
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}
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?>
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