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|
<?php
class wizard_step {
var $module, $step, $title, $next, $data=array();
function __construct($mod, $step) {
$this->module=new module($mod);
$this->step=$step;
$file=$this->module->dir."/step$step.php";
if (!is_readable($file)) {
throw_exception("$mod step $step doesn't exist!");
}
require($file);
$this->title="Step $step/{$this->module->steps}".($title?" - $title":'');
$this->next=isset($next)?$next:($this->step == $this->module->steps?null:$step+1);
}
public function output() {
global $conf;
echo "<h3>$this->title</h3>\n";
$scale=$conf['progressbar_width']/$this->module->steps;
echo '<img src="'.url('images/full.gif').'" style="border-left: 1px solid black; border-top: 1px solid black; border-bottom: 1px solid black; width: '.$this->step*$scale.'px; height: 15px" /><img src="'.url('images/empty.gif').'" style="border-right: 1px solid black; border-top: 1px solid black; border-bottom: 1px solid black; width: '.($this->module->steps-$this->step)*$scale.'px; height: 15px" /><br/>'."\n";
echo '<form action="'.url('config/'.wizard::$configuration->id).'" method="post">';
foreach ($this->data as $obj) {
if (!$obj->status) {
echo print_warning('Please complete this field.');
}
$obj->output();
}
echo '<br/><input type="submit" name="wizard_submit['.$this->step.']" value="Continue" />'."\n";
}
public function process() {
global $request;
if (!isset($request['wizard_submit'][$this->step])) {
return $this->step;
}
$result=$this->next;
foreach ($this->data as $obj) {
if (!$obj->status=$obj->process()) {
$result=$this->step;
}
}
return $result;
}
public function verify() {
foreach ($this->data as $obj) {
if (!$obj->status=$obj->verify()) {
return false;
}
}
return true;
}
private function text($text) {
$this->data[]=new wizard_text($text);
}
private function text_input($optname, $htmlname, $label) {
$this->data[]=new wizard_text_input($optname, $htmlname, $label);
}
private function select($optname, $htmlname, $label, $options) {
$this->data[]=new wizard_select($optname, $htmlname, $label, $options);
}
private function radio($optname, $htmlname, $label, $options) {
$this->data[]=new wizard_radio($optname, $htmlname, $label, $options);
}
private function checkbox_array($optname, $htmlname, $label, $array, $delim=' ') {
$this->data[]=new wizard_checkbox_array($optname, $htmlname, $label, $array, $delim=' ');
}
private function layered_checkbox_array($optname, $htmlname, $label, &$array, $delim=' ', $metadata) {
$this->data[]=new wizard_layered_checkbox_array($optname, $htmlname, $label, $array, $delim, $metadata);
}
private function query($q) {
return $GLOBALS['S']['pdo']->query($q);
}
private function get_opt($opt) {
return wizard::get_opt($opt);
}
}
abstract class wizard {
public $status=true;
public static $configuration;
public static function set_configuration(&$c) {
self::$configuration=&$c;
}
abstract public function output();
abstract public function process();
abstract public function verify();
abstract public function clear();
public static function get_opt($name) {
$opts=self::$configuration->get_opts();
return isset($opts[$name])?$opts[$name]:null;
}
protected static function set_opt($name, $val) {
debug('wizard', "$name=$val");
if (substr($name, 0, 1) == ':') {
self::$configuration->$name=$val;
self::$configuration->write();
} else {
self::$configuration->set_opt($name, $val);
}
}
protected static function opt_is($name, $val) {
$opts=self::$configuration->get_opts();
if (isset($opts[$name]) && $opts[$name] === $val) {
return true;
} else {
return false;
}
}
protected static function delete_opt($name) {
self::$configuration->delete_opt($name);
}
}
class wizard_text extends wizard {
protected $text;
function __construct($text) {
$this->text=$text;
}
public function output() {
echo $this->text;
}
public function process() {
return true;
}
public function verify() {
return true;
}
public function clear() {}
}
abstract class wizard_input extends wizard {
protected $optname, $htmlname, $label;
function __construct($optname, $htmlname, $label) {
$this->optname=$optname;
$this->htmlname=htmlentities($htmlname);
$this->label=htmlentities($label);
}
public function output() {
echo "$this->label: ";
}
public function process() {
global $request;
if (isset($request[$this->optname])) {
self::set_opt($this->optname, $request[$this->optname]);
return true;
} else {
return false;
}
}
public function verify() {
return self::get_opt($this->optname)!==null;
}
public function clear() {
self::delete_opt($this->optname);
}
}
class wizard_text_input extends wizard_input {
public function output() {
parent::output();
echo "<input name=\"$this->htmlname\" /><br/>\n";
}
}
class wizard_select extends wizard_input {
private $options;
function __construct($optname, $htmlname, $label, $options) {
parent::__construct($optname, $htmlname, $label);
$this->options=$options;
}
public function output() {
parent::output();
echo '<select name="'.$this->htmlname.'">'."\n";
$i=0;
foreach ($this->options as $val => $label) {
echo "\t".'<option value="'.$i++.'"'.(self::opt_is($this->optname, $val)?' selected="selected"':'').'>'.htmlentities($label).'</option>'."\n";
}
echo '</select>'."\n";
}
public function process() {
global $request;
$vals=array_keys($this->options);
if (isset($request[$this->htmlname]) && is_numeric($request[$this->htmlname]) && isset($vals[$request[$this->htmlname]])) {
self::set_opt($this->optname, $vals[$request[$this->htmlname]]);
return true;
} else return false;
}
public function verify() {
return ($val=self::get_opt($this->optname)) !== null && in_array($val, array_keys($this->options));
}
}
class wizard_radio extends wizard_select {
public function output() {
echo "$this->label:<br/>\n";
$i=0;
foreach ($this->options as $val => $label) {
echo "\t<input type=\"radio\" id=\"$this->htmlname-$i\" name=\"$this->htmlname\" value=\"".$i."\"".(self::opt_is($this->optname, $val)?' checked="checked"':'')."\" /><label for=\"$this->htmlname-$i\">".htmlentities($label)."</label>\n";
$i++;
}
}
}
class wizard_checkbox_array extends wizard_input {
protected $array;
function __construct($optname, $htmlname, $label, $array, $delim=' ') {
parent::__construct($optname, $htmlname, $label);
$this->array=$array;
$this->delim=$delim;
}
public function output() {
echo "$this->label:<br/>\n";
$i=0;
foreach ($this->array as $val => $label) {
echo "\t<input type=\"checkbox\" id=\"$this->htmlname-$i\" name=\"$this->htmlname[$i]\"".(self::opt_has($this->optname, $val, $this->delim)?' checked="checked"':'')." /><label for=\"$this->htmlname-$i\">$label</label><br/>\n";
$i++;
}
}
public function process() {
global $request;
$val=array();
// FIXME we're assuming that array_keys order is determinate and the same as the foreach in output()
$vals=array_keys($this->array);
foreach ($request[$this->htmlname] as $i) {
$val[]=$vals[$i];
}
self::set_opt($this->optname, implode($this->delim, $vals));
}
public function verify() {
if (($vals=self::get_opt($this->optname)) === null) return false;
$vals=explode($this->delim, $vals);
foreach ($vals as $i => $val) {
if (isset($this->array[$val])) {
unset($vals[$i]);
}
}
return count($vals) == 0;
}
protected static function opt_has($name, $val, $delim=' ') {
static $cache;
if (!isset($cache[$name][$delim])) {
$cache[$name][$delim]=explode($delim, self::get_opt($name));
}
return in_array($val, $cache[$name][$delim]);
}
}
class wizard_layered_checkbox_array extends wizard_checkbox_array {
private $depth=0, $path_delims=array('', '/', '-');
function __construct($optname, $htmlname, $label, &$array, $delim=' ', $metadata) {
parent::__construct($optname, $htmlname, $label, &$array, $delim);
$this->metadata=$metadata;
for ($i=current(&$array); is_array($i); $i=current($i)) $this->depth++;
global $S;
if (!in_array('wlca', $S['scripts'])) {
$S['scripts'][]='wlca';
}
}
public function output() {
if ($this->label) {
echo '<h4>'.htmlentities($this->label).'</h4>';
}
$this->r_output($this->array);
}
public function process() {
self::set_opt($this->optname, implode($this->delim, $this->r_process($this->array)));
return true;
}
public function verify() {
if (($vals=self::get_opt($this->optname)) === null) return false;
$vals=explode($this->delim, $vals);
$r=$this->r_verify($vals, $this->array);
debug('wlca', 'got results: '.implode(' ',$r));
return count($r) == 0;
}
private function r_output(&$array, $depth=0, $path=null, $name=null) {
static $uid=0, $ucid=0;
$conf=&$this->metadata[0];
if ($depth == 0) {
$search=$autosize=0;
for ($i=1; $i<count($this->metadata); $i++) {
$m=&$this->metadata[$i];
if (isset($m['tag'])) {
$autosize++;
}
if (isset($m['search'])) {
$search++;
}
}
if ($search) {
if (!isset($conf['id'])) {
$conf['id']=self::b36($uid++);
}
echo 'Search: <input id="'.$conf['id'].'-q" onkeyup="wlca_search(this.value, document.getElementById(\''.$conf['id'].'\'), 0, '.$this->depth.')" /> <a href="javascript:q=document.getElementById(\''.$conf['id'].'-q\'); q.value=\'\'; q.onkeyup()">Clear</a> <a href="javascript:wlca_show_checked(document.getElementById(\''.$conf['id'].'\'), 0, '.$this->depth.'); undefined">Show checked</a><br/>'."\n";
}
echo '<div class="wlca'.(isset($conf['autosize'])?' autosize" style="font-size: '.pow(1.15, $autosize)*100.0.'%':'').'" id="'.$conf['id'].'">'."\n";
foreach ($array as $name => &$val) {
$this->r_output($val, $depth+1, $name, $name);
$uid++;
}
echo '</div>';
echo "<script type=\"text/javascript\">\n<!--\nif (wlca_show_checked(document.getElementById('{$conf['id']}'), 0, $this->depth) == 0) wlca_search(document.getElementById('{$conf['id']}-q').value, document.getElementById('{$conf['id']}'), 0, $this->depth);\n-->\n</script>\n";
} else {
$meta=$this->metadata[$depth];
if (isset($meta['tag'])) {
echo '<'.$meta['tag'].' class="wlcae'.(isset($meta['search'])?' wlcas':'').(isset($meta['collapsed'])?' wlca'.($meta['collapsed']?'c':'C'):'').(isset($meta['class'])?' '.$meta['class']:'').'" id="'.self::b36($uid).'"'.($depth > 1 && isset($this->metadata[$depth-1]['collapsed']) && $this->metadata[$depth-1]['collapsed'] && false?' style="display: none"':'').'>';
if (isset($meta['collapsed']) && $depth < $this->depth) {
echo '<a href="javascript:wlcat(\''.self::b36($uid).'\')">±</a>';
}
}
if (isset($meta['checkbox'])) {
$enc=self::b36($ucid++);
echo '<input type="checkbox" id="-'.$enc.'" name="'.$this->htmlname.'['.$enc.']"'.(self::opt_has($this->optname, $this->format_label($array, $meta['checkbox'], $path, $name), $this->delim)?' checked="checked"':'').' /><label for="-'.$enc.'">'.$this->format_label($array, $meta['label'], $path, $name).'</label>'."\n";
} elseif (isset($meta['label'])) {
echo '<span class="wlcal">'.$this->format_label($array, $meta['label'], $path, $name)."</span>\n";
}
if ($depth < $this->depth) {
foreach ($array as $name => &$val) {
$uid++;
$this->r_output($val, $depth+1, $path.$meta['delim'].$name, $name);
}
}
if (isset($meta['tag'])) {
echo '</'.$meta['tag'].">\n";
}
}
}
private function r_process(&$array, $depth=0, $path=null, $name=null) {
static $ucid=0, $r;
if ($depth == 0) {
$r=array();
foreach ($array as $name => &$val) {
$this->r_process($val, $depth+1, $name, $name);
}
return $r;
} else {
$meta=$this->metadata[$depth];
if (isset($meta['checkbox'])) {
global $request;
if (isset($request[$this->htmlname][self::b36($ucid)])) {
$r[]=$this->format_label($array, $meta['checkbox'], $path, $name);
}
$ucid++;
}
if ($depth < $this->depth) {
foreach ($array as $name => &$val)
$this->r_process($val, $depth+1, $path.$meta['delim'].$name, $name);
}
}
}
private function &r_verify(&$vals, &$array, $depth=0, $path=null, $name=null) {
if ($depth == 0) {
foreach($array as $name => &$val) {
$this->r_verify($vals, $val, $depth+1, $name, $name);
}
return $vals;
} else {
$meta=$this->metadata[$depth];
if (isset($meta['checkbox'])) {
$label=$this->format_label($array, $meta['checkbox'], $path, $name);
if (($i=array_search($label, $vals)) !== false) {
unset($vals[$i]);
}
}
if ($depth < $this->depth) {
foreach($array as $name => &$val)
$this->r_verify($vals, $val, $depth+1, $path.$meta['delim'].$name, $name);
}
return $vals;
}
}
private function format_label(&$array, $label='%p', $path, $name) {
$arg=$array;
$label=str_replace(array('%p', '%n'), array($path, $name), $label);
if (strpos($label, '$')) {
while (is_array(current($arg))) {
$arg=current($arg);
}
$label=eval("extract(\$arg, EXTR_PREFIX_INVALID, 'var_');\nreturn <<<_XQ1\n$label\n_XQ1;\n");
}
return htmlentities($label);
}
private static function b36($n) {
return base_convert($n, 10, 36);
}
}
?>
|
GitWeb