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<?php
require_once('Singleton.class.php');
require_once('Site.class.php');
require_once('Login.class.php');// used to see if logged in
require_once('Auth.class.php');// used to get username if we are
class Template extends Singleton {
private $indent = 0;
private $ret = false;
public function status($status) {
header($_SERVER["SERVER_PROTOCOL"]." $status");
header("Status: $status");
}
public function setRet($ret) {
$this->ret = $ret;
}
private function tabs() {
$str = '';
for ($i=0;$i<$this->indent;$i++) { $str .= "\t"; }
return $str;
}
private function attr($attr='') {
$tags='';
if (is_array($attr)) {
foreach($attr as $key=>$value) {
$tags .= " $key=\"$value\"";
}
}
return $tags;
}
public function tag($tag, $attr='', $content=false) {
$tags = $this->attr($attr);
$str = $this->tabs()."<$tag$tags";
if ($content===false) {
$str.= " />";
} else {
$str.= ">$content</$tag>";
}
$str.= "\n";
if ($this->ret) return $str;
echo $str;
}
public function openTag($tag, $attr='') {
$tags = $this->attr($attr);
$str = $this->tabs()."<$tag$tags>\n";
$this->indent++;
if ($this->ret) return $str;
echo $str;
}
public function closeTag($tag) {
$this->indent--;
$str = $this->tabs()."</$tag>\n";
if ($this->ret) return $str;
echo $str;
}
public function text($text) {
$str = $this->tabs().$text."\n";
if ($this->ret) return $str;
echo $str;
}
public function paragraph($text, $attr='', $return=false) {
$tabs = $this->tabs();
$tags = $this->attr($attr);
$str = $tabs."<p$tags>";
$str.= wordwrap($text, 78-($this->indent*8), "\n$tabs ");
$str.= "</p>\n";
if ($this->ret||$return) return $str;
echo $str;
}
public function link($target, $text, $return=false) {
$ret = $this->ret;
$this->ret |= $return;
$str = $this->tag('a', array('href'=>$target), $text);
$this->ret = $ret;
if ($this->ret||$return) return $str;
echo $str;
}
public function url($page) {
return Site::getInstance()->baseUrl().$page;
}
public function row($cells) {
$str = $this->openTag('tr');
foreach ($cells as $cell)
$str.= $this->tag('td', array(), $cell);
$str.= $this->closeTag('tr');
if ($this->ret) return $str;
echo $str;
}
private function css($file, $media) {
$str.= $this->tag('link', array('rel'=>"stylesheet",
'type'=>"text/css",
'href'=>$this->url($file),
'media'=>$media));
if ($this->ret) return $str;
echo $str;
}
public function header($title) {
// username=false if not logged in or not connected to DB
$username = Auth::getInstance(Login::isLoggedIn())->getName();
$ret = $this->ret;
$this->ret = true;
$logged_in = ($username!==false);
$str = '<?xml version="1.0" encoding="utf-8"?>'."\n";
$str.= '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"'."\n";
$str.= '"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">'."\n";
$xmlns = "http://www.w3.org/1999/xhtml";
$str.= $this->openTag('html', array('xmlns'=>$xmlns,
'lang'=>"en-us",
'dir'=>"ltr"));
$this->indent = 0; // don't indent for the <html> tag
$str.= $this->openTag('head');
$str.= $this->tag('title', array(), htmlspecialchars($title));
$str.= $this->css('style.css', 'all');
$str.= $this->css('screen.css', 'screen');
$str.= $this->css('print.css', 'print');
$str.= $this->closeTag('head');
$body_class = 'logged'.($logged_in?'in':'out');
$str.= $this->openTag('body', array('class'=>$body_class));
$str.= $this->openTag('div', array('class'=>'infobar'));
if ($logged_in) {
$user = htmlentities($username);
$str.= $this->link($this->url(''), "Home");
$str.= $this->link($this->url("users/$user"),"@$user");
$str.= $this->logout_button('Logout');
} else {
$url=$_SERVER['REQUEST_URI'];
$str.= $this->openTag('form',
array('action'=>$this->url('auth'),
'method'=>'post'));
$str.= $this->tag('input', array('type'=>'hidden',
'name'=>'action',
'value'=>'login'));
$str.= $this->tag('input', array('type'=>'hidden',
'name'=>'url',
'value'=>$url));
$str.= $this->tag('label',
array('for'=>'username'),'Username:');
$str.= $this->tag('input', array('type'=>'text',
'name'=>'username',
'id'=>'username'));
$str.= $this->tag('label',
array('for'=>'password'),'Password:');
$str.= $this->tag('input', array('type'=>'password',
'name'=>'password',
'id'=>'password'));
$str.= $this->tag('input', array('type'=>'submit',
'value'=>'Login'));
$str.= $this->link($this->url("users/new"),'New Account');
$str.= $this->closeTag('form');
}
$str.= $this->closeTag('div');
$str.= $this->openTag('div',array('class'=>'main'));
$str.= $this->openTag('div',array('class'=>'main_sub'));
$this->ret = $ret;
if ($this->ret) return $str;
echo $str;
}
public function footer() {
$str = $this->closeTag('div');
$str.= $this->closeTag('div');
$str.= $this->closeTag('body');
$str.= $this->closeTag('html');
if ($this->ret) return $str;
echo $str;
}
public function openFieldset($name, $lock=false) {
$class = ($lock?' class="readonly"':'');
$str = $this->text("<fieldset$class><legend>$name</legend><ul>");
$this->indent++;
if ($this->ret) return $str;
echo $str;
}
public function closeFieldset() {
$this->indent--;
$str = $this->text("</ul></fieldset>");
if ($this->ret) return $str;
echo $str;
}
public function input($id, $label, $hint, $html, $tags=null) {
if ($tags===null) { $tags=array(); }
$str = $this->openTag('li', $tags);
$str.= $this->tag('label', array('for'=>$id), $label);
$str.= $this->text($html);
if (strlen($hint)>0) {
$str.=$this->paragraph($hint,
Array('class'=>'form_data'));
}
$str.= $this->closeTag('li');
if ($this->ret) return $str;
echo $str;
}
private function inputStr($type, $id, $default, $lock) {
$value = htmlentities($default);
$tag = ($lock?"readonly='readonly' ":'');
return "<input type='$type' name='$id' id='$id' value=\"$value\" $tag/>";
}
public function inputTextArea($id, $label, $hint='', $default='', $lock=FALSE) {
$value = htmlentities($default);
$tag = ($lock?"readonly='readonly' ":'');
return $this->input($id, $label, $hint,
"<textarea name='$id' id='$id' $tag>$value</textarea>",
array('class'=>'wide'));
}
public function inputText($id, $label, $hint='', $default='', $lock=FALSE) {
return $this->input($id, $label, $hint,
$this->inputStr('text', $id, $default, $lock));
}
public function inputPassword($id, $label, $hint='', $default='', $lock=FALSE) {
return $this->input($id, $label, $hint,
$this->inputStr('password', $id, $default, $lock));
}
public function inputNewPassword($id, $label, $default='', $lock=FALSE) {
return $this->input($id, $label,
"Type the same password twice, to make sure you don't mistype.",
$this->inputStr('password', $id, $default, $lock).
"\n".$this->tabs()."\t".
$this->inputStr('password', $id.'_verify', $default,$lock));
}
public function inputBool($id, $label, $hint='', $default=FALSE, $lock=FALSE) {
$tag = '';
if ($lock) $tag.= "readonly='readonly' ";
if ($default) $tag.= "checked='checked' ";
return $this->input($id, $label, $hint,
"<input type='hidden' name='$id' value='false' />".
"<input type='checkbox' id='$id' name='$id' value='true' $tag>");
$attrib = array('type'=>'checkbox',
'id'=>$id,
'name'=>$name.'[]',
'value'=>$value);
if ($default) $attrib['checked']='checked';
if ($lock ) $attrib['readonly']='readonly';
$str = $this->openTag('li');
$str.= $this->tag('input', $attrib);
$str.= $this->tag('label', array('for'=>$id), $label);
$str.= $this->closeTag('li');
if ($this->ret) return $str;
echo $str;
}
public function inputBoolArray($name, $value, $label, $default=FALSE, $lock=FALSE) {
$id = $name.'_'.$value;
$attrib = array('type'=>'checkbox',
'id'=>$id,
'name'=>$name.'[]',
'value'=>$value);
if ($default) $attrib['checked']='checked';
if ($lock ) $attrib['readonly']='readonly';
$str = $this->openTag('li');
$str.= $this->tag('input', $attrib);
$str.= $this->tag('label', array('for'=>$id), $label);
$str.= $this->closeTag('li');
if ($this->ret) return $str;
echo $str;
}
public function inputP($text, $error=false) {
$str = $this->openTag('li');
$str.=$this->paragraph($text,
array('class'=>($error?' error':'')));
$str.= $this->closeTag('li');
if ($this->ret) return $str;
echo $str;
}
public function logout_button($text) {
$str = $this->openTag('form',array('action'=>$this->url('auth'),
'method'=>"post",
'style'=>'display:inline'));
$str.= $this->tag('input', array('type'=>'hidden',
'name'=>'action',
'value'=>'logout'));
$str.= $this->tag('input', array('type'=>'submit',
'value'=>$text));
$str.= $this->closeTag('form');
if ($this->ret) return $str;
echo $str;
}
}
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