* (bug 23276) Add hook to Special:NewPages to modify query
[lhc/web/wiklou.git] / includes / HTMLForm.php
index aedd1b3..ba4720e 100644 (file)
  * 
  *      'class'        -- the subclass of HTMLFormField that will be used
  *                                to create the object.  *NOT* the CSS class!
- *      'type'  -- roughly translates into the <select> type attribute.
+ *      'type'     -- roughly translates into the <select> type attribute.
  *                                if 'class' is not specified, this is used as a map
  *                                through HTMLForm::$typeMappings to get the class name.
  *      'default'  -- default value when the form is displayed
- *      'id'      -- HTML id attribute
+ *      'id'       -- HTML id attribute
+ *   'cssclass' -- CSS class
  *      'options'  -- varies according to the specific object.
  *      'label-message' -- message key for a message to use as the label.
  *                                can be an array of msg key and then parameters to 
@@ -35,7 +36,7 @@
  *                                the message.
  *      'required' -- passed through to the object, indicating that it
  *                                is a required field.
- *      'size'  -- the length of text fields
+ *      'size'     -- the length of text fields
  *      'filter-callback -- a function name to give you the chance to 
  *                                massage the inputted value before it's processed.
  *                                @see HTMLForm::filter()
@@ -66,7 +67,7 @@ class HTMLForm {
                'edittools' => 'HTMLEditTools',
        
                # HTMLTextField will output the correct type="" attribute automagically.
-               # There are about four zillion other HTML 5 input types, like url, but
+               # There are about four zillion other HTML5 input types, like url, but
                # we don't use those at the moment, so no point in adding all of them.
                'email' => 'HTMLTextField',
                'password' => 'HTMLTextField',
@@ -83,6 +84,7 @@ class HTMLForm {
        
        protected $mPre = '';
        protected $mHeader = '';
+       protected $mFooter = '';
        protected $mPost = '';
        protected $mId;
        
@@ -111,14 +113,17 @@ class HTMLForm {
                $this->mFlatFields = array();
 
                foreach( $descriptor as $fieldname => $info ) {
-                       $section = '';
-                       if ( isset( $info['section'] ) )
-                               $section = $info['section'];
+                       $section = isset( $info['section'] ) 
+                               ? $info['section']
+                               : '';
 
-                       $info['name'] = $fieldname;
+                       $info['name'] = isset( $info['name'] )
+                               ? $info['name']
+                               : $fieldname;
 
-                       if ( isset( $info['type'] ) && $info['type'] == 'file' )
+                       if ( isset( $info['type'] ) && $info['type'] == 'file' ){
                                $this->mUseMultipart = true;
+                       }
 
                        $field = self::loadInputFromParameters( $info );
                        $field->mParent = $this;
@@ -152,9 +157,9 @@ class HTMLForm {
        static function addJS() {
                if( self::$jsAdded ) return;
 
-               global $wgOut;
+               global $wgOut, $wgStylePath;
 
-               $wgOut->addScriptClass( 'htmlform' );
+               $wgOut->addScriptFile( "$wgStylePath/common/htmlform.js" );
        }
 
        /**
@@ -219,8 +224,9 @@ class HTMLForm {
        function trySubmit() {
                # Check for validation
                foreach( $this->mFlatFields as $fieldname => $field ) {
-                       if ( !empty( $field->mParams['nodata'] ) )
+                       if ( !empty( $field->mParams['nodata'] ) ){
                                continue;
+                       }
                        if ( $field->validate( 
                                        $this->mFieldData[$fieldname],
                                        $this->mFieldData ) 
@@ -280,6 +286,12 @@ class HTMLForm {
         */
        function addHeaderText( $msg ) { $this->mHeader .= $msg; }
        
+       /**
+        * Add footer text, inside the form.
+        * @param $msg String complete text of message to display
+        */
+       function addFooterText( $msg ) { $this->mFooter .= $msg; }
+       
        /**
         * Add text to the end of the display.
         * @param $msg String complete text of message to display
@@ -290,9 +302,11 @@ class HTMLForm {
         * Add a hidden field to the output
         * @param $name String field name
         * @param $value String field value
+        * @param $attribs Array
         */
-       public function addHiddenField( $name, $value ){
-               $this->mHiddenFields[ $name ] = $value;
+       public function addHiddenField( $name, $value, $attribs=array() ){
+               $attribs += array( 'name' => $name );
+               $this->mHiddenFields[] = array( $value, $attribs );
        }
        
        public function addButton( $name, $value, $id=null, $attribs=null ){
@@ -307,15 +321,13 @@ class HTMLForm {
        function displayForm( $submitResult ) {
                global $wgOut;
 
-               if ( $submitResult !== false ) {
-                       $this->displayErrors( $submitResult );
-               }
-
                $html = ''
+                       . $this->getErrors( $submitResult )
                        . $this->mHeader
                        . $this->getBody()
                        . $this->getHiddenFields()
                        . $this->getButtons()
+                       . $this->mFooter
                ;
 
                $html = $this->wrapForm( $html );
@@ -364,10 +376,11 @@ class HTMLForm {
                $html = '';
 
                $html .= Html::hidden( 'wpEditToken', $wgUser->editToken(), array( 'id' => 'wpEditToken' ) ) . "\n";
-               $html .= Html::hidden( 'title', $this->getTitle() ) . "\n";
+               $html .= Html::hidden( 'title', $this->getTitle()->getPrefixedText() ) . "\n";
                
-               foreach( $this->mHiddenFields as $name => $value ){
-                       $html .= Html::hidden( $name, $value ) . "\n";
+               foreach( $this->mHiddenFields as $data ){
+                       list( $value, $attribs ) = $data;
+                       $html .= Html::hidden( $attribs['name'], $value, $attribs ) . "\n";
                }
 
                return $html;
@@ -431,18 +444,18 @@ class HTMLForm {
        /**
         * Format and display an error message stack.
         * @param $errors Mixed String or Array of message keys
+        * @return String
         */
-       function displayErrors( $errors ) {
+       function getErrors( $errors ) {
                if ( is_array( $errors ) ) {
                        $errorstr = $this->formatErrors( $errors );
                } else {
                        $errorstr = $errors;
                }
                
-               $errorstr = Html::rawElement( 'div', array( 'class' => 'error' ), $errorstr );
-
-               global $wgOut;
-               $wgOut->addHTML( $errorstr );
+               return $errorstr
+                       ? Html::rawElement( 'div', array( 'class' => 'error' ), $errorstr )
+                       : '';
        }
 
        /**
@@ -572,7 +585,7 @@ class HTMLForm {
                if( !$hasLeftColumn ) // Avoid strange spacing when no labels exist
                        $classes[] = 'mw-htmlform-nolabel';
                $attribs = array(
-                       'classes' => implode( ' ', $classes ), 
+                       'class' => implode( ' ', $classes ), 
                );
                if ( $sectionName ) 
                        $attribs['id'] = Sanitizer::escapeId( "mw-htmlform-$sectionName" );
@@ -592,8 +605,9 @@ class HTMLForm {
                $fieldData = array();
 
                foreach( $this->mFlatFields as $fieldname => $field ) {
-                       if ( !empty( $field->mParams['nodata'] ) ) continue;
-                       if ( !empty( $field->mParams['disabled'] ) ) {
+                       if ( !empty( $field->mParams['nodata'] ) ){
+                               continue;
+                       } elseif ( !empty( $field->mParams['disabled'] ) ) {
                                $fieldData[$fieldname] = $field->getDefault();
                        } else {
                                $fieldData[$fieldname] = $field->loadDataFromRequest( $wgRequest );
@@ -605,7 +619,7 @@ class HTMLForm {
                        $field = $this->mFlatFields[$name];
                        $value = $field->filter( $value, $this->mFlatFields );
                }
-
+               
                $this->mFieldData = $fieldData;
        }
 
@@ -642,6 +656,7 @@ abstract class HTMLFormField {
        public $mParams;
        protected $mLabel;      # String label.  Set on construction
        protected $mID;
+       protected $mClass = '';
        protected $mDefault;
        public $mParent;
        
@@ -660,7 +675,7 @@ abstract class HTMLFormField {
         * field input.  Don't forget to call parent::validate() to ensure
         * that the user-defined callback mValidationCallback is still run
         * @param $value String the value the field was submitted with
-        * @param $alldata $all the data collected from the form
+        * @param $alldata Array the data collected from the form
         * @return Mixed Bool true on success, or String error to display.
         */
        function validate( $value, $alldata ) {
@@ -749,6 +764,10 @@ abstract class HTMLFormField {
                        $this->mID = $id;
                }
 
+               if ( isset( $params['cssclass'] ) ) {
+                       $this->mClass = $params['cssclass'];
+               }
+
                if ( isset( $params['validation-callback'] ) ) {
                        $this->mValidationCallback = $params['validation-callback'];
                }
@@ -776,13 +795,19 @@ abstract class HTMLFormField {
                }
 
                $html = $this->getLabelHtml();
-               $html .= Html::rawElement( 'td', array( 'class' => 'mw-input' ),
-                                                       $this->getInputHTML( $value ) ."\n$errors" );
+               $html .= Html::rawElement( 
+                       'td', 
+                       array( 'class' => 'mw-input' ),
+                       $this->getInputHTML( $value ) ."\n$errors"
+               );
 
                $fieldType = get_class( $this );
 
-               $html = Html::rawElement( 'tr', array( 'class' => "mw-htmlform-field-$fieldType" ),
-                                                       $html ) . "\n";
+               $html = Html::rawElement( 
+                       'tr',
+                       array( 'class' => "mw-htmlform-field-$fieldType {$this->mClass}" ),
+                       $html 
+               ) . "\n";
 
                $helptext = null;
                if ( isset( $this->mParams['help-message'] ) ) {
@@ -874,7 +899,6 @@ class HTMLTextField extends HTMLFormField {
        }
 
        function getInputHTML( $value ) {
-               global $wgHtml5;
                $attribs = array(
                        'id' => $this->mID,
                        'name' => $this->mName,
@@ -890,20 +914,18 @@ class HTMLTextField extends HTMLFormField {
                        $attribs['disabled'] = 'disabled';
                }
 
-               if ( $wgHtml5 ) {
-                       # TODO: Enforce pattern, step, required, readonly on the server
-                       # side as well
-                       foreach ( array( 'min', 'max', 'pattern', 'title', 'step',
-                       'placeholder' ) as $param ) {
-                               if ( isset( $this->mParams[$param] ) ) {
-                                       $attribs[$param] = $this->mParams[$param];
-                               }
+               # TODO: Enforce pattern, step, required, readonly on the server side as
+               # well
+               foreach ( array( 'min', 'max', 'pattern', 'title', 'step',
+               'placeholder' ) as $param ) {
+                       if ( isset( $this->mParams[$param] ) ) {
+                               $attribs[$param] = $this->mParams[$param];
                        }
-                       foreach ( array( 'required', 'autofocus', 'multiple', 'readonly' )
-                       as $param ) {
-                               if ( isset( $this->mParams[$param] ) ) {
-                                       $attribs[$param] = '';
-                               }
+               }
+               foreach ( array( 'required', 'autofocus', 'multiple', 'readonly' ) as
+               $param ) {
+                       if ( isset( $this->mParams[$param] ) ) {
+                               $attribs[$param] = '';
                        }
                }
                        
@@ -911,23 +933,17 @@ class HTMLTextField extends HTMLFormField {
                # here, rather than creating a new class for each one which
                # is essentially just a clone of this one.
                if ( isset( $this->mParams['type'] ) ) {
-                       # Options that apply only to HTML5
-                       if( $wgHtml5 ){
-                               switch ( $this->mParams['type'] ) {
-                                       case 'email':
-                                               $attribs['type'] = 'email';
-                                               break;
-                                       case 'int':
-                                               $attribs['type'] = 'number';
-                                               break;
-                                       case 'float':
-                                               $attribs['type'] = 'number';
-                                               $attribs['step'] = 'any';
-                                               break;
-                               }
-                       }
-                       # Options that apply to HTML4 as well
-                       switch( $this->mParams['type'] ) {
+                       switch ( $this->mParams['type'] ) {
+                               case 'email':
+                                       $attribs['type'] = 'email';
+                                       break;
+                               case 'int':
+                                       $attribs['type'] = 'number';
+                                       break;
+                               case 'float':
+                                       $attribs['type'] = 'number';
+                                       $attribs['step'] = 'any';
+                                       break;
                                # Pass through
                                case 'password':
                                case 'file':
@@ -938,6 +954,16 @@ class HTMLTextField extends HTMLFormField {
 
                return Html::element( 'input', $attribs );
        }
+       
+       public function validate( $value, $alldata ){
+               $p = parent::validate( $value, $alldata );
+               if( $p !== true ) return $p;
+               
+               if( isset( $this->mParams['required'] ) && $value === '' ){
+                       return wfMsgExt( 'htmlform-required', 'parseinline' );
+               }
+               return true;
+       }
 }
 class HTMLTextAreaField extends HTMLFormField {
        
@@ -953,7 +979,6 @@ class HTMLTextAreaField extends HTMLFormField {
        }
        
        function getInputHTML( $value ) {
-               global $wgHtml5;
                $attribs = array(
                        'id' => $this->mID,
                        'name' => $this->mName,
@@ -969,17 +994,24 @@ class HTMLTextAreaField extends HTMLFormField {
                        $attribs['readonly'] = 'readonly';
                }
                
-               if ( $wgHtml5 ) {
-                       foreach ( array( 'required', 'autofocus' ) as $param ) {
-                               if ( isset( $this->mParams[$param] ) ) {
-                                       $attribs[$param] = '';
-                               }
+               foreach ( array( 'required', 'autofocus' ) as $param ) {
+                       if ( isset( $this->mParams[$param] ) ) {
+                               $attribs[$param] = '';
                        }
                }
-                       
 
                return Html::element( 'textarea', $attribs, $value );
        }
+       
+       public function validate( $value, $alldata ){
+               $p = parent::validate( $value, $alldata );
+               if( $p !== true ) return $p;
+               
+               if( isset( $this->mParams['required'] ) && $value === '' ){
+                       return wfMsgExt( 'htmlform-required', 'parseinline' );
+               }
+               return true;
+       }
 }
 
 /**
@@ -1031,7 +1063,9 @@ class HTMLIntField extends HTMLFloatField {
 
                if ( $p !== true ) return $p;
 
-               if ( intval( $value ) != $value ) {
+               if ( $value !== '' 
+                       && ( !is_numeric( $value ) || round( $value ) != $value ) ) 
+               {
                        return wfMsgExt( 'htmlform-int-invalid', 'parse' );
                }
 
@@ -1175,7 +1209,7 @@ class HTMLSelectOrOtherField extends HTMLTextField {
                                                        'text',
                                                        $tbAttribs );
 
-               return "$select<br/>\n$textbox";
+               return "$select<br />\n$textbox";
        }
 
        function loadDataFromRequest( $request ) {
@@ -1236,7 +1270,7 @@ class HTMLMultiSelectField extends HTMLFormField {
                        } else {
                                $thisAttribs = array( 'id' => $this->mID . "-$info", 'value' => $info );
                                
-                               $checkbox = Xml::check( $this->mName . '[]', in_array( $info, $value ),
+                               $checkbox = Xml::check( $this->mName . '[]', in_array( $info, $value, true ),
                                                                $attribs + $thisAttribs );
                                $checkbox .= '&nbsp;' . Html::rawElement( 'label', array( 'for' => $this->mID . "-$info" ), $label );
 
@@ -1323,7 +1357,7 @@ class HTMLRadioField extends HTMLFormField {
                                $html .= '&nbsp;' .
                                                Html::rawElement( 'label', array( 'for' => $id ), $label );
 
-                               $html .= "<br/>\n";
+                               $html .= "<br />\n";
                        }
                }
 
@@ -1364,10 +1398,22 @@ class HTMLInfoField extends HTMLFormField {
 
 class HTMLHiddenField extends HTMLFormField {
        
+       public function __construct( $params ){
+               parent::__construct( $params );
+               # forcing the 'wp' prefix on hidden field names
+               # is undesirable
+               $this->mName = substr( $this->mName, 2 );
+       }
+       
        public function getTableRow( $value ){
+               $params = array();
+               if( $this->mID ){
+                       $params['id'] = $this->mID;
+               }
                $this->mParent->addHiddenField( 
-                       $this->mParams['name'],
-                       $this->mParams['default']
+                       $this->mName,
+                       $this->mDefault,
+                       $params
                );
                return '';
        }
@@ -1375,18 +1421,31 @@ class HTMLHiddenField extends HTMLFormField {
        public function getInputHTML( $value ){ return ''; }
 }
 
+/**
+ * Add a submit button inline in the form (as opposed to 
+ * HTMLForm::addButton(), which will add it at the end).
+ */
 class HTMLSubmitField extends HTMLFormField {
        
-       public function getTableRow( $value ){
-               $this->mParent->addButton(
-                       $this->mParams['name'],
-                       $this->mParams['default'],
-                       isset($this->mParams['id']) ? $this->mParams['id'] : null,
-                       $this->getTooltipAndAccessKey()
+       function __construct( $info ) {
+               $info['nodata'] = true;
+               parent::__construct( $info );
+       }
+
+       function getInputHTML( $value ) {
+               return Xml::submitButton( 
+                       $value, 
+                       array( 
+                               'class' => 'mw-htmlform-submit',
+                               'name' => $this->mName,
+                               'id' => $this->mID,
+                       ) 
                );
        }
-       
-       public function getInputHTML( $value ){ return ''; }
+
+       protected function needsLabel() {
+               return false;
+       }
 }
 
 class HTMLEditTools extends HTMLFormField {
@@ -1396,7 +1455,9 @@ class HTMLEditTools extends HTMLFormField {
        public function getTableRow( $value ) {
                return "<tr><td></td><td class=\"mw-input\">" 
                        . '<div class="mw-editTools">' 
-                       . wfMsgForContent( 'edittools' )
+                       . wfMsgExt( empty( $this->mParams['message'] ) 
+                               ? 'edittools' : $this->mParams['message'], 
+                               array( 'parse', 'content' ) )
                        . "</div></td></tr>\n";
        }
-}
\ No newline at end of file
+}