mirror of
https://github.com/ezyang/htmlpurifier.git
synced 2024-12-23 17:01:51 +00:00
369 lines
13 KiB
PHP
369 lines
13 KiB
PHP
<?php
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/**
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* @todo Rewrite to use Interchange objects
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*/
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class HTMLPurifier_Printer_ConfigForm extends HTMLPurifier_Printer
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{
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/**
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* Printers for specific fields
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*/
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protected $fields = array();
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/**
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* Documentation URL, can have fragment tagged on end
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*/
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protected $docURL;
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/**
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* Name of form element to stuff config in
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*/
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protected $name;
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/**
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* Whether or not to compress directive names, clipping them off
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* after a certain amount of letters. False to disable or integer letters
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* before clipping.
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*/
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protected $compress = false;
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/**
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* @param $name Form element name for directives to be stuffed into
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* @param $doc_url String documentation URL, will have fragment tagged on
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* @param $compress Integer max length before compressing a directive name, set to false to turn off
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*/
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public function __construct(
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$name, $doc_url = null, $compress = false
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) {
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parent::__construct();
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$this->docURL = $doc_url;
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$this->name = $name;
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$this->compress = $compress;
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// initialize sub-printers
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$this->fields[0] = new HTMLPurifier_Printer_ConfigForm_default();
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$this->fields[HTMLPurifier_VarParser::BOOL] = new HTMLPurifier_Printer_ConfigForm_bool();
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}
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/**
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* Sets default column and row size for textareas in sub-printers
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* @param $cols Integer columns of textarea, null to use default
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* @param $rows Integer rows of textarea, null to use default
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*/
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public function setTextareaDimensions($cols = null, $rows = null) {
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if ($cols) $this->fields['default']->cols = $cols;
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if ($rows) $this->fields['default']->rows = $rows;
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}
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/**
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* Retrieves styling, in case it is not accessible by webserver
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*/
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public static function getCSS() {
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return file_get_contents(HTMLPURIFIER_PREFIX . '/HTMLPurifier/Printer/ConfigForm.css');
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}
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/**
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* Retrieves JavaScript, in case it is not accessible by webserver
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*/
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public static function getJavaScript() {
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return file_get_contents(HTMLPURIFIER_PREFIX . '/HTMLPurifier/Printer/ConfigForm.js');
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}
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/**
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* Returns HTML output for a configuration form
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* @param $config Configuration object of current form state, or an array
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* where [0] has an HTML namespace and [1] is being rendered.
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* @param $allowed Optional namespace(s) and directives to restrict form to.
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*/
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public function render($config, $allowed = true, $render_controls = true) {
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if (is_array($config) && isset($config[0])) {
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$gen_config = $config[0];
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$config = $config[1];
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} else {
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$gen_config = $config;
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}
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$this->config = $config;
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$this->genConfig = $gen_config;
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$this->prepareGenerator($gen_config);
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$allowed = HTMLPurifier_Config::getAllowedDirectivesForForm($allowed, $config->def);
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$all = array();
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foreach ($allowed as $key) {
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list($ns, $directive) = $key;
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$all[$ns][$directive] = $config->get($ns .'.'. $directive);
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}
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$ret = '';
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$ret .= $this->start('table', array('class' => 'hp-config'));
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$ret .= $this->start('thead');
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$ret .= $this->start('tr');
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$ret .= $this->element('th', 'Directive', array('class' => 'hp-directive'));
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$ret .= $this->element('th', 'Value', array('class' => 'hp-value'));
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$ret .= $this->end('tr');
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$ret .= $this->end('thead');
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foreach ($all as $ns => $directives) {
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$ret .= $this->renderNamespace($ns, $directives);
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}
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if ($render_controls) {
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$ret .= $this->start('tbody');
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$ret .= $this->start('tr');
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$ret .= $this->start('td', array('colspan' => 2, 'class' => 'controls'));
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$ret .= $this->elementEmpty('input', array('type' => 'submit', 'value' => 'Submit'));
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$ret .= '[<a href="?">Reset</a>]';
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$ret .= $this->end('td');
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$ret .= $this->end('tr');
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$ret .= $this->end('tbody');
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}
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$ret .= $this->end('table');
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return $ret;
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}
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/**
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* Renders a single namespace
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* @param $ns String namespace name
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* @param $directive Associative array of directives to values
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*/
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protected function renderNamespace($ns, $directives) {
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$ret = '';
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$ret .= $this->start('tbody', array('class' => 'namespace'));
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$ret .= $this->start('tr');
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$ret .= $this->element('th', $ns, array('colspan' => 2));
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$ret .= $this->end('tr');
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$ret .= $this->end('tbody');
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$ret .= $this->start('tbody');
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foreach ($directives as $directive => $value) {
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$ret .= $this->start('tr');
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$ret .= $this->start('th');
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if ($this->docURL) {
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$url = str_replace('%s', urlencode("$ns.$directive"), $this->docURL);
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$ret .= $this->start('a', array('href' => $url));
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}
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$attr = array('for' => "{$this->name}:$ns.$directive");
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// crop directive name if it's too long
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if (!$this->compress || (strlen($directive) < $this->compress)) {
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$directive_disp = $directive;
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} else {
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$directive_disp = substr($directive, 0, $this->compress - 2) . '...';
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$attr['title'] = $directive;
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}
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$ret .= $this->element(
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'label',
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$directive_disp,
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// component printers must create an element with this id
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$attr
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);
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if ($this->docURL) $ret .= $this->end('a');
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$ret .= $this->end('th');
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$ret .= $this->start('td');
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$def = $this->config->def->info["$ns.$directive"];
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if (is_int($def)) {
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$allow_null = $def < 0;
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$type = abs($def);
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} else {
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$type = $def->type;
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$allow_null = isset($def->allow_null);
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}
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if (!isset($this->fields[$type])) $type = 0; // default
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$type_obj = $this->fields[$type];
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if ($allow_null) {
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$type_obj = new HTMLPurifier_Printer_ConfigForm_NullDecorator($type_obj);
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}
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$ret .= $type_obj->render($ns, $directive, $value, $this->name, array($this->genConfig, $this->config));
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$ret .= $this->end('td');
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$ret .= $this->end('tr');
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}
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$ret .= $this->end('tbody');
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return $ret;
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}
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}
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/**
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* Printer decorator for directives that accept null
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*/
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class HTMLPurifier_Printer_ConfigForm_NullDecorator extends HTMLPurifier_Printer {
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/**
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* Printer being decorated
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*/
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protected $obj;
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/**
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* @param $obj Printer to decorate
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*/
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public function __construct($obj) {
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parent::__construct();
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$this->obj = $obj;
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}
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public function render($ns, $directive, $value, $name, $config) {
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if (is_array($config) && isset($config[0])) {
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$gen_config = $config[0];
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$config = $config[1];
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} else {
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$gen_config = $config;
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}
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$this->prepareGenerator($gen_config);
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$ret = '';
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$ret .= $this->start('label', array('for' => "$name:Null_$ns.$directive"));
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$ret .= $this->element('span', "$ns.$directive:", array('class' => 'verbose'));
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$ret .= $this->text(' Null/Disabled');
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$ret .= $this->end('label');
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$attr = array(
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'type' => 'checkbox',
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'value' => '1',
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'class' => 'null-toggle',
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'name' => "$name"."[Null_$ns.$directive]",
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'id' => "$name:Null_$ns.$directive",
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'onclick' => "toggleWriteability('$name:$ns.$directive',checked)" // INLINE JAVASCRIPT!!!!
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);
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if ($this->obj instanceof HTMLPurifier_Printer_ConfigForm_bool) {
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// modify inline javascript slightly
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$attr['onclick'] = "toggleWriteability('$name:Yes_$ns.$directive',checked);toggleWriteability('$name:No_$ns.$directive',checked)";
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}
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if ($value === null) $attr['checked'] = 'checked';
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$ret .= $this->elementEmpty('input', $attr);
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$ret .= $this->text(' or ');
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$ret .= $this->elementEmpty('br');
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$ret .= $this->obj->render($ns, $directive, $value, $name, array($gen_config, $config));
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return $ret;
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}
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}
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/**
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* Swiss-army knife configuration form field printer
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*/
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class HTMLPurifier_Printer_ConfigForm_default extends HTMLPurifier_Printer {
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public $cols = 18;
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public $rows = 5;
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public function render($ns, $directive, $value, $name, $config) {
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if (is_array($config) && isset($config[0])) {
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$gen_config = $config[0];
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$config = $config[1];
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} else {
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$gen_config = $config;
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}
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$this->prepareGenerator($gen_config);
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// this should probably be split up a little
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$ret = '';
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$def = $config->def->info["$ns.$directive"];
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if (is_int($def)) {
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$type = abs($def);
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} else {
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$type = $def->type;
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}
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if (is_array($value)) {
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switch ($type) {
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case HTMLPurifier_VarParser::LOOKUP:
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$array = $value;
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$value = array();
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foreach ($array as $val => $b) {
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$value[] = $val;
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}
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case HTMLPurifier_VarParser::ALIST:
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$value = implode(PHP_EOL, $value);
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break;
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case HTMLPurifier_VarParser::HASH:
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$nvalue = '';
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foreach ($value as $i => $v) {
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$nvalue .= "$i:$v" . PHP_EOL;
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}
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$value = $nvalue;
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break;
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default:
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$value = '';
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}
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}
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if ($type === HTMLPurifier_VarParser::MIXED) {
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return 'Not supported';
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$value = serialize($value);
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}
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$attr = array(
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'name' => "$name"."[$ns.$directive]",
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'id' => "$name:$ns.$directive"
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);
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if ($value === null) $attr['disabled'] = 'disabled';
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if (isset($def->allowed)) {
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$ret .= $this->start('select', $attr);
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foreach ($def->allowed as $val => $b) {
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$attr = array();
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if ($value == $val) $attr['selected'] = 'selected';
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$ret .= $this->element('option', $val, $attr);
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}
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$ret .= $this->end('select');
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} elseif (
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$type === HTMLPurifier_VarParser::TEXT ||
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$type === HTMLPurifier_VarParser::ITEXT ||
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$type === HTMLPurifier_VarParser::ALIST ||
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$type === HTMLPurifier_VarParser::HASH ||
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$type === HTMLPurifier_VarParser::LOOKUP
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) {
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$attr['cols'] = $this->cols;
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$attr['rows'] = $this->rows;
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$ret .= $this->start('textarea', $attr);
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$ret .= $this->text($value);
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$ret .= $this->end('textarea');
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} else {
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$attr['value'] = $value;
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$attr['type'] = 'text';
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$ret .= $this->elementEmpty('input', $attr);
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}
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return $ret;
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}
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}
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/**
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* Bool form field printer
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*/
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class HTMLPurifier_Printer_ConfigForm_bool extends HTMLPurifier_Printer {
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public function render($ns, $directive, $value, $name, $config) {
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if (is_array($config) && isset($config[0])) {
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$gen_config = $config[0];
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$config = $config[1];
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} else {
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$gen_config = $config;
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}
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$this->prepareGenerator($gen_config);
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$ret = '';
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$ret .= $this->start('div', array('id' => "$name:$ns.$directive"));
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$ret .= $this->start('label', array('for' => "$name:Yes_$ns.$directive"));
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$ret .= $this->element('span', "$ns.$directive:", array('class' => 'verbose'));
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$ret .= $this->text(' Yes');
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$ret .= $this->end('label');
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$attr = array(
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'type' => 'radio',
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'name' => "$name"."[$ns.$directive]",
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'id' => "$name:Yes_$ns.$directive",
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'value' => '1'
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);
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if ($value === true) $attr['checked'] = 'checked';
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if ($value === null) $attr['disabled'] = 'disabled';
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$ret .= $this->elementEmpty('input', $attr);
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$ret .= $this->start('label', array('for' => "$name:No_$ns.$directive"));
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$ret .= $this->element('span', "$ns.$directive:", array('class' => 'verbose'));
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$ret .= $this->text(' No');
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$ret .= $this->end('label');
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$attr = array(
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'type' => 'radio',
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'name' => "$name"."[$ns.$directive]",
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'id' => "$name:No_$ns.$directive",
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'value' => '0'
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);
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if ($value === false) $attr['checked'] = 'checked';
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if ($value === null) $attr['disabled'] = 'disabled';
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$ret .= $this->elementEmpty('input', $attr);
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$ret .= $this->end('div');
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return $ret;
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}
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}
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// vim: et sw=4 sts=4
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