144 lines
4.3 KiB
PHP
144 lines
4.3 KiB
PHP
<?php
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/*
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* SearchTermParseEvent:
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* Signal that a search term needs parsing
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*/
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class SearchTermParseEvent extends Event {
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var $term = null;
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var $context = null;
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var $querylets = array();
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public function SearchTermParseEvent($term, $context) {
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$this->term = $term;
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$this->context = $context;
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}
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public function is_querylet_set() {
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return (count($this->querylets) > 0);
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}
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public function get_querylets() {
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return $this->querylets;
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}
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public function add_querylet($q) {
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$this->querylets[] = $q;
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}
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}
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class PostListBuildingEvent extends Event {
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var $search_terms = null;
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public function __construct($search) {
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$this->search_terms = $search;
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}
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}
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class Index extends SimpleExtension {
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public function onInitExt($event) {
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global $config;
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$config->set_default_int("index_width", 3);
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$config->set_default_int("index_height", 4);
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$config->set_default_bool("index_tips", true);
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}
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public function onPageRequest($event) {
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global $config, $database, $page, $user;
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if($event->page_matches("post/list")) {
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if(isset($_GET['search'])) {
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$search = url_escape(trim($_GET['search']));
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if(empty($search)) {
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$page->set_mode("redirect");
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$page->set_redirect(make_link("post/list/1"));
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}
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else {
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$page->set_mode("redirect");
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$page->set_redirect(make_link("post/list/$search/1"));
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}
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return;
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}
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$search_terms = array();
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$page_number = 1;
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if($event->count_args() == 1) {
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$page_number = int_escape($event->get_arg(0));
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}
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else if($event->count_args() == 2) {
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$search_terms = explode(' ', $event->get_arg(0));
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$page_number = int_escape($event->get_arg(1));
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}
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if($page_number == 0) $page_number = 1; // invalid -> 0
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$total_pages = Image::count_pages($search_terms);
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$count = $config->get_int('index_width') * $config->get_int('index_height');
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$images = Image::find_images(($page_number-1)*$count, $count, $search_terms);
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if(count($search_terms) == 0 && count($images) == 0 && $page_number == 1) {
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$this->theme->display_intro($page);
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send_event(new PostListBuildingEvent($search_terms));
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}
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else if(count($search_terms) > 0 && count($images) == 1) {
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$page->set_mode("redirect");
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$page->set_redirect(make_link("post/view/{$images[0]->id}"));
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}
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else {
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send_event(new PostListBuildingEvent($search_terms));
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$this->theme->set_page($page_number, $total_pages, $search_terms);
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$this->theme->display_page($page, $images);
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}
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}
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}
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public function onSetupBuilding($event) {
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$sb = new SetupBlock("Index Options");
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$sb->position = 20;
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$sb->add_label("Index table size ");
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$sb->add_int_option("index_width");
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$sb->add_label(" x ");
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$sb->add_int_option("index_height");
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$sb->add_label(" images");
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$event->panel->add_block($sb);
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}
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public function onSearchTermParse($event) {
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$matches = array();
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if(preg_match("/^size(<|>|<=|>=|=)(\d+)x(\d+)$/", $event->term, $matches)) {
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$cmp = $matches[1];
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$args = array(int_escape($matches[2]), int_escape($matches[3]));
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$event->add_querylet(new Querylet("width $cmp ? AND height $cmp ?", $args));
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}
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else if(preg_match("/^ratio(<|>|<=|>=|=)(\d+):(\d+)$/", $event->term, $matches)) {
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$cmp = $matches[1];
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$args = array(int_escape($matches[2]), int_escape($matches[3]));
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$event->add_querylet(new Querylet("width / height $cmp ? / ?", $args));
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}
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else if(preg_match("/^(filesize|id)(<|>|<=|>=|=)(\d+[kmg]?b?)$/i", $event->term, $matches)) {
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$col = $matches[1];
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$cmp = $matches[2];
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$val = parse_shorthand_int($matches[3]);
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$event->add_querylet(new Querylet("images.$col $cmp ?", array($val)));
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}
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else if(preg_match("/^hash=([0-9a-fA-F]*)$/i", $event->term, $matches)) {
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$hash = strtolower($matches[2]);
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$event->add_querylet(new Querylet("images.hash = '$hash'"));
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}
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else if(preg_match("/^(filetype|ext)=([a-zA-Z0-9]*)$/i", $event->term, $matches)) {
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$ext = strtolower($matches[2]);
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$event->add_querylet(new Querylet("images.ext = '$ext'"));
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}
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else if(preg_match("/^(filename|name)=([a-zA-Z0-9]*)$/i", $event->term, $matches)) {
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$filename = strtolower($matches[2]);
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$event->add_querylet(new Querylet("images.filename LIKE '%$filename%'"));
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}
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else if(preg_match("/^posted=(([0-9\*]*)?(-[0-9\*]*)?(-[0-9\*]*)?)$/", $event->term, $matches)) {
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$val = str_replace("*", "%", $matches[1]);
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$img_search->append(new Querylet("images.posted LIKE '%$val%'"));
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}
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}
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}
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?>
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