68 lines
1.9 KiB
PHP
68 lines
1.9 KiB
PHP
<?php declare(strict_types=1);
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class CustomHtmlHeaders extends Extension
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{
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# Adds setup block for custom <head> content
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public function onSetupBuilding(SetupBuildingEvent $event)
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{
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$sb = new SetupBlock("Custom HTML Headers");
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// custom headers
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$sb->add_longtext_option(
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"custom_html_headers",
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"HTML Code to place within <head></head> on all pages<br>"
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);
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// modified title
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$sb->add_choice_option("sitename_in_title", [
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"none" => "none",
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"as prefix" => "prefix",
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"as suffix" => "suffix"
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], "<br>Add website name in title");
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$event->panel->add_block($sb);
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}
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public function onInitExt(InitExtEvent $event)
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{
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global $config;
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$config->set_default_string("sitename_in_title", "none");
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}
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# Load Analytics tracking code on page request
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public function onPageRequest(PageRequestEvent $event)
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{
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$this->handle_custom_html_headers();
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$this->handle_modified_page_title();
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}
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private function handle_custom_html_headers()
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{
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global $config, $page;
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$header = $config->get_string('custom_html_headers', '');
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if ($header!='') {
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$page->add_html_header($header);
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}
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}
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private function handle_modified_page_title()
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{
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global $config, $page;
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// get config values
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$site_title = $config->get_string(SetupConfig::TITLE);
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$sitename_in_title = $config->get_string("sitename_in_title");
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// sitename is already in title (can occur on index & other pages)
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if(strstr($page->title, $site_title)) return;
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if ($sitename_in_title == "prefix") {
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$page->title = "$site_title - $page->title";
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}
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elseif ($sitename_in_title == "suffix") {
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$page->title = "$page->title - $site_title";
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}
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}
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}
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