105 lines
4.0 KiB
PHP
105 lines
4.0 KiB
PHP
<?php
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/*
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* Name: Browser Search
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* Author: ATravelingGeek <atg@atravelinggeek.com>
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* Some code (and lots of help) by Artanis (Erik Youngren <artanis.00@gmail.com>) from the 'tagger' extention - Used with permission
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* Link: http://atravelinggeek.com/
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* License: GPLv2
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* Description: Allows the user to add a browser 'plugin' to search the site with real-time suggestions
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* Version: 0.1c, October 26, 2007
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* Documentation:
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* Once installed, users with an opensearch compatible browser should see
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* their search box light up with whatever "click here to add a search
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* engine" notification they have
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*/
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class BrowserSearch extends Extension {
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public function onInitExt(InitExtEvent $event) {
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global $config;
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$config->set_default_string("search_suggestions_results_order", 'a');
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}
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public function onPageRequest(PageRequestEvent $event) {
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global $config, $database, $page;
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// Add in header code to let the browser know that the search plugin exists
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// We need to build the data for the header
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$search_title = $config->get_string('title');
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$search_file_url = make_link('browser_search/please_dont_use_this_tag_as_it_would_break_stuff__search.xml');
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$page->add_html_header("<link rel='search' type='application/opensearchdescription+xml' title='$search_title' href='$search_file_url'>");
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// The search.xml file that is generated on the fly
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if($event->page_matches("browser_search/please_dont_use_this_tag_as_it_would_break_stuff__search.xml")) {
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// First, we need to build all the variables we'll need
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$search_title = $config->get_string('title');
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$search_form_url = make_link('post/list/{searchTerms}');
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$suggenton_url = make_link('browser_search/')."{searchTerms}";
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$icon_b64 = base64_encode(file_get_contents("ext/handle_static/static/favicon.ico"));
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// Now for the XML
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$xml = "
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<SearchPlugin xmlns='http://www.mozilla.org/2006/browser/search/' xmlns:os='http://a9.com/-/spec/opensearch/1.1/'>
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<os:ShortName>$search_title</os:ShortName>
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<os:InputEncoding>UTF-8</os:InputEncoding>
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<os:Image width='16' height='16'>data:image/x-icon;base64,$icon_b64</os:Image>
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<SearchForm>$search_form_url</SearchForm>
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<os:Url type='text/html' method='GET' template='$search_form_url'>
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<os:Param name='search' value='{searchTerms}'/>
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</os:Url>
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<Url type='application/x-suggestions+json' template='$suggenton_url'/>
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</SearchPlugin>
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";
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// And now to send it to the browser
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$page->set_mode("data");
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$page->set_type("text/xml");
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$page->set_data($xml);
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}
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else if(
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$event->page_matches("browser_search") &&
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!$config->get_bool("disable_search_suggestions")
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) {
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// We have to build some json stuff
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$tag_search = $event->get_arg(0);
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// Now to get DB results
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if($config->get_string("search_suggestions_results_order") == "a") {
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$tags = $database->execute("SELECT tag FROM tags WHERE tag LIKE ? AND count > 0 ORDER BY tag ASC LIMIT 30",array($tag_search."%"));
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} else {
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$tags = $database->execute("SELECT tag FROM tags WHERE tag LIKE ? AND count > 0 ORDER BY count DESC LIMIT 30",array($tag_search."%"));
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}
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// And to do stuff with it. We want our output to look like:
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// ["shimmie",["shimmies","shimmy","shimmie","21 shimmies","hip shimmies","skea shimmies"],[],[]]
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$json_tag_list = "";
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$tags_array = array();
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foreach($tags as $tag) {
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array_push($tags_array,$tag['tag']);
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}
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$json_tag_list .= implode("\",\"", $tags_array);
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// And now for the final output
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$json_string = "[\"$tag_search\",[\"$json_tag_list\"],[],[]]";
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$page->set_mode("data");
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$page->set_data($json_string);
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}
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}
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public function onSetupBuilding(SetupBuildingEvent $event) {
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$sort_by = array();
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$sort_by['Alphabetical'] = 'a';
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$sort_by['Tag Count'] = 't';
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$sb = new SetupBlock("Browser Search");
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$sb->add_bool_option("disable_search_suggestions", "Disable search suggestions: ");
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$sb->add_label("<br>");
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$sb->add_choice_option("search_suggestions_results_order", $sort_by, "Sort the suggestions by:");
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$event->panel->add_block($sb);
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}
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}
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