347 lines
9.2 KiB
PHP
347 lines
9.2 KiB
PHP
<?php
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/**
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* ownCloud
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*
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* @author Frank Karlitschek
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* @author Jakob Sack
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* @copyright 2010 Frank Karlitschek karlitschek@kde.org
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
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*
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* You should have received a copy of the GNU Affero General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/**
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* @brief make OC_HELPER::linkTo available as a simple function
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* @param $app app
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* @param $file file
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* @returns link to the file
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*
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* For further information have a look at OC_HELPER::linkTo
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*/
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function link_to( $app, $file ){
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return OC_HELPER::linkTo( $app, $file );
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}
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/**
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* @brief make OC_HELPER::imagePath available as a simple function
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* @param $app app
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* @param $image image
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* @returns link to the image
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*
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* For further information have a look at OC_HELPER::imagePath
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*/
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function image_path( $app, $image ){
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return OC_HELPER::imagePath( $app, $image );
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}
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/**
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* @brief make OC_HELPER::mimetypeIcon available as a simple function
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* @param $mimetype mimetype
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* @returns link to the image
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*
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* For further information have a look at OC_HELPER::mimetypeIcon
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*/
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function mimetype_icon( $mimetype ){
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return OC_HELPER::mimetypeIcon( $mimetype );
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}
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/**
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* @brief make OC_HELPER::humanFileSize available as a simple function
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* @param $bytes size in bytes
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* @returns size as string
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*
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* For further information have a look at OC_HELPER::humanFileSize
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*/
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function human_file_size( $bytes ){
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return OC_HELPER::humanFileSize( $bytes );
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}
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function simple_file_size($bytes) {
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$mbytes = round($bytes/(1024*1024),1);
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if($bytes == 0) { return '0'; }
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else if($mbytes < 0.1) { return '< 0.1'; }
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else if($mbytes > 1000) { return '> 1000'; }
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else { return number_format($mbytes, 1); }
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}
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/**
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* This class provides the templates for owncloud.
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*/
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class OC_TEMPLATE{
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private $renderas; // Create a full page?
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private $application; // template Application
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private $vars; // Vars
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private $template; // The path to the template
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private $l10n; // The l10n-Object
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private $headers=array(); //custom headers
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/**
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* @brief Constructor
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* @param $app app providing the template
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* @param $file name of the tempalte file (without suffix)
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* @param $renderas = ""; produce a full page
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* @returns OC_TEMPLATE object
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*
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* This function creates an OC_TEMPLATE object.
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*
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* If $renderas is set, OC_TEMPLATE will try to produce a full page in the
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* according layout. For now, renderas can be set to "guest", "user" or
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* "admin".
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*/
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public function __construct( $app, $name, $renderas = "" ){
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// Global vars we need
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global $SERVERROOT;
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// Get the right template folder
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$template = "$SERVERROOT/core/templates/";
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if( $app != "" ){
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// Check if the app is in the app folder
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if( file_exists( "$SERVERROOT/apps/$app/templates/" )){
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$template = "$SERVERROOT/apps/$app/templates/";
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}
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else{
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$template = "$SERVERROOT/$app/templates/";
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}
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}
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// Templates have the ending .php
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$template .= "$name.php";
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// Set the private data
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$this->renderas = $renderas;
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$this->application = $app;
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$this->template = $template;
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$this->vars = array();
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$this->l10n = new OC_L10N($app);
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}
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/**
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* @brief Assign variables
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* @param $key key
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* @param $value value
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* @returns true
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*
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* This function assigns a variable. It can be accessed via $_[$key] in
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* the template.
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*
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* If the key existed before, it will be overwritten
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*/
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public function assign( $key, $value ){
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$this->vars[$key] = $value;
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return true;
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}
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/**
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* @brief Appends a variable
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* @param $key key
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* @param $value value
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* @returns true
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*
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* This function assigns a variable in an array context. If the key already
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* exists, the value will be appended. It can be accessed via
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* $_[$key][$position] in the template.
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*/
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public function append( $key, $value ){
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if( array_key_exists( $key, $this->vars )){
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$this->vars[$key][] = $value;
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}
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else{
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$this->vars[$key] = array( $value );
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}
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}
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/**
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* @brief Add a custom element to the header
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* @param string tag tag name of the element
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* @param array $attributes array of attrobutes for the element
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* @param string $text the text content for the element
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*/
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public function addHeader( $tag, $attributes, $text=''){
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$this->headers[]=array('tag'=>$tag,'attributes'=>$attributes,'text'=>$text);
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}
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/**
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* @brief Prints the proceeded template
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* @returns true/false
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*
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* This function proceeds the template and prints its output.
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*/
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public function printPage()
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{
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$data = $this->fetchPage();
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if( $data === false )
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{
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return false;
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}
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else
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{
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print $data;
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return true;
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}
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}
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/**
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* @brief Proceeds the template
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* @returns content
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*
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* This function proceeds the template. If $this->renderas is set, it will
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* will produce a full page.
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*/
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public function fetchPage()
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{
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// global Data we need
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global $WEBROOT;
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global $SERVERROOT;
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$data = $this->_fetch();
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if( $this->renderas )
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{
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// Decide which page we show
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if( $this->renderas == "user" )
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{
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$page = new OC_TEMPLATE( "core", "layout.user" );
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$search=new OC_TEMPLATE( 'core', 'part.searchbox');
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$search->assign('searchurl',OC_HELPER::linkTo( 'search', 'index.php' ));
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$page->assign('searchbox', $search->fetchPage());
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// Add navigation entry
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$page->assign( "navigation", OC_APP::getNavigation());
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}
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elseif( $this->renderas == "admin" )
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{
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$page = new OC_TEMPLATE( "core", "layout.admin" );
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$search=new OC_TEMPLATE( 'core', 'part.searchbox');
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$search->assign('searchurl',OC_HELPER::linkTo( 'search', 'index.php' ));
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$page->assign('searchbox', $search->fetchPage());
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// Add menu data
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if( OC_GROUP::inGroup( $_SESSION["user_id"], "admin" )){
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$page->assign( "adminnavigation", OC_APP::getAdminNavigation());
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}
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$page->assign( "settingsnavigation", OC_APP::getSettingsNavigation());
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}
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else
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{
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$page = new OC_TEMPLATE( "core", "layout.guest" );
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}
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// Add the css and js files
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foreach(OC_UTIL::$scripts as $script){
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if(is_file("$SERVERROOT/apps/$script.js" )){
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$page->append( "jsfiles", "$WEBROOT/apps/$script.js" );
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}
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elseif(is_file("$SERVERROOT/$script.js" )){
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$page->append( "jsfiles", "$WEBROOT/$script.js" );
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}
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else{
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$page->append( "jsfiles", "$WEBROOT/core/$script.js" );
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}
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}
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foreach(OC_UTIL::$styles as $style){
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if(is_file("$SERVERROOT/apps/$style.css" )){
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$page->append( "cssfiles", "$WEBROOT/apps/$style.css" );
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}
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elseif(is_file("$SERVERROOT/$style.css" )){
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$page->append( "cssfiles", "$WEBROOT/$style.css" );
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}
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else{
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$page->append( "cssfiles", "$WEBROOT/core/$style.css" );
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}
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}
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// Add custom headers
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$page->assign('headers',$this->headers);
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foreach(OC_UTIL::$headers as $header){
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$page->append('headers',$header);
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}
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// Add css files and js files
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$page->assign( "content", $data );
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return $page->fetchPage();
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}
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else
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{
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return $data;
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}
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}
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/**
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* @brief doing the actual work
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* @returns content
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*
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* Includes the template file, fetches its output
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*/
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private function _fetch(){
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// Register the variables
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$_ = $this->vars;
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$l = $this->l10n;
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// Execute the template
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ob_start();
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include( $this->template ); // <-- we have to use include because we pass $_!
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$data = ob_get_contents();
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ob_end_clean();
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// return the data
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return $data;
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}
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/**
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* @brief Shortcut to print a simple page for users
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* @param $application The application we render the template for
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* @param $name Name of the template
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* @param $parameters Parameters for the template
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* @returns true/false
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*/
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public static function printUserPage( $application, $name, $parameters = array() ){
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$content = new OC_TEMPLATE( $application, $name, "user" );
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foreach( $parameters as $key => $value ){
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$content->assign( $key, $value );
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}
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print $content->printPage();
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}
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/**
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* @brief Shortcut to print a simple page for admins
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* @param $application The application we render the template for
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* @param $name Name of the template
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* @param $parameters Parameters for the template
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* @returns true/false
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*/
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public static function printAdminPage( $application, $name, $parameters = array() ){
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$content = new OC_TEMPLATE( $application, $name, "admin" );
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foreach( $parameters as $key => $value ){
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$content->assign( $key, $value );
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}
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return $content->printPage();
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}
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/**
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* @brief Shortcut to print a simple page for guests
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* @param $application The application we render the template for
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* @param $name Name of the template
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* @param $parameters Parameters for the template
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* @returns true/false
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*/
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public static function printGuestPage( $application, $name, $parameters = array() ){
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$content = new OC_TEMPLATE( $application, $name, "guest" );
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foreach( $parameters as $key => $value ){
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$content->assign( $key, $value );
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}
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return $content->printPage();
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}
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}
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?>
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