hubzilla_ynh/sources/addon/pageheader/pageheader.php

<?php


/**
 * Name: Page Header
 * Description: Inserts a page header
 * Version: 1.1
 * Author: Keith Fernie <http://friendika.me4.it/profile/keith>
 *         Hauke Altmann <https://snarl.de/profile/tugelblend>
 * 
 */

function pageheader_load() {
    register_hook('page_content_top', 'addon/pageheader/pageheader.php', 'pageheader_fetch');
	register_hook('feature_settings', 'addon/pageheader/pageheader.php', 'pageheader_addon_settings');
	register_hook('feature_settings_post', 'addon/pageheader/pageheader.php', 'pageheader_addon_settings_post');

}


function pageheader_unload() {
    unregister_hook('page_content_top', 'addon/pageheader/pageheader.php', 'pageheader_fetch');
	unregister_hook('feature_settings', 'addon/pageheader/pageheader.php', 'pageheader_addon_settings');
	unregister_hook('feature_settings_post', 'addon/pageheader/pageheader.php', 'pageheader_addon_settings_post');

	// hook moved, uninstall the old one if still there. 
    unregister_hook('page_header', 'addon/pageheader/pageheader.php', 'pageheader_fetch');

}





function pageheader_addon_settings(&$a,&$s) {


	if(! is_site_admin())
		return;

	$words = get_config('pageheader','text');
	if(! $words)
		$words = '';

    $sc .= '<div class="settings-block">';
    $sc .= '<div id="pageheader-wrapper">';
    $sc .= '<label id="pageheader-label" for="pageheader-words">' . t('Message to display on every page on this server') . ' </label>';
    $sc .= '<textarea class="form-control form-group" id="pageheader-words" type="text" name="pageheader-words">' . $words . '</textarea>';
    $sc .= '</div><div class="clear"></div>';

	$s .= replace_macros(get_markup_template('generic_addon_settings.tpl'), array(
		'$addon' 	=> array('pageheader', t('Pageheader Settings'), '', t('Submit')),
		'$content'	=> $sc
	));


	return;

}

function pageheader_addon_settings_post(&$a,&$b) {

	if(! is_site_admin())
		return;

	if($_POST['pageheader-submit']) {
		set_config('pageheader','text',trim(strip_tags($_POST['pageheader-words'])));
		info( t('pageheader Settings saved.') . EOL);
	}
}

function pageheader_fetch($a,&$b) {
	
	if(file_exists('pageheader.html')){
		$s = file_get_contents('pageheader.html');
	} else {
		$s = get_config('pageheader', 'text');
		App::$page['htmlhead'] .= '<link rel="stylesheet" type="text/css" href="' . z_root() . '/addon/pageheader/pageheader.css' . '" media="all" />' . "\r\n";
	}

	if($s)
		$b .= '<div class="pageheader">' . $s . '</div>';
}