r52080, r52101, r52102 (merged from branches/roa)

git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@59897 467b73ca-7a2a-4603-9d3b-597d59a354a9

core/model/DataObject.php

@@ -1125,6 +1125,80 @@ class DataObject extends ViewableData implements DataObjectInterface {
 		return isset($items) ? $items : null;
 	}
 	
+	/**
+	 * Generates a SearchContext to be used for building and processing
+	 * a generic search form for properties on this object.
+	 * 
+	 * @usedby {@link ModelAdmin}
+	 * @return SearchContext
+	 */
+	public function getDefaultSearchContext() {
+		$c = new SearchContext($this->class);
+		
+		return $c;
+	}
+	
+	/**
+	 * Determine which properties on the DataObject are
+	 * searchable, and map them to their default {@link FormField}
+	 * representations. Useful for scaffolding a searchform for {@link ModelAdmin}.
+	 *
+	 * @usedby {@link SearchContext}
+	 * @return FieldSet
+	 */
+	public function scaffoldSearchFields() {
+		$fields = new FieldSet();
+		foreach($this->databaseFields() as $fieldName => $fieldType) {
+			// @todo Pass localized title
+			$fields->push($this->dbObject($fieldName)->scaffoldSearchField());
+		}
+		
+		return $fields;
+	}
+
+	/**
+	 * Scaffold a simple edit form for all properties on this dataobject,
+	 * based on default {@link FormField} mapping in {@link DBField::scaffoldFormField()}
+	 *
+	 * @uses {@link DBField::scaffoldFormField()}
+	 * @return FieldSet
+	 */
+	public function scaffoldFormFields() {
+		$fields = new FieldSet();
+		foreach($this->databaseFields() as $fieldName => $fieldType) {
+			// @todo Pass localized title
+			$fields->push($this->dbObject($fieldName)->scaffoldFormField());
+		}
+		
+		return $fields;
+	}
+	
+	/**
+	 * Centerpiece of every data administration interface in Silverstripe,
+	 * which returns a {@link FieldSet} suitable for a {@link Form} object.
+	 * If not overloaded, we're using {@link scaffoldFormFields()} to automatically
+	 * generate this set.
+	 * 
+	 * <example>
+	 * class MyCustomClass extends DataObject {
+	 * 	static $db = array('CustomProperty'=>'Boolean');
+	 *  
+	 * 	public function getCMSFields() {
+	 * 		$fields = parent::getCMSFields();
+	 * 		$fields->push(new CheckboxField('CustomProperty'));
+	 *		return $fields;
+	 *	}
+	 * }
+	 * </example>
+	 * 
+	 * @see Good example of complex FormField building: {@link SiteTree::getCMSFields()}
+	 * 
+	 * @return FieldSet
+	 */
+	public function getCMSFields() {
+		return $this->scaffoldFormFields();
+	}
+
 	/**
 	 * Checks if the given fields have been filled out.
 	 * Pass this method a number of field names, it will return true if they all have values.

core/model/fieldtypes/Boolean.php

@@ -35,6 +35,10 @@ class Boolean extends DBField {
 			user_error("DBField::saveInto() Called on a nameless '$this->class' object", E_USER_ERROR);
 		}
 	}
+	
+	public function scaffoldFormField($title = null) {
+		return new CheckboxField($this->name, $title);
+	}
 }
 
 ?>

core/model/fieldtypes/DBField.php

@@ -3,6 +3,7 @@
  * Single field in the database.
  * Every field from the database is represented as a sub-class of DBField.  In addition to supporting
  * the creation of the field in the database,
+ * 
  * @package sapphire
  * @subpackage model
  */
@@ -102,6 +103,38 @@ abstract class DBField extends ViewableData {
 		}
 	}
 	
+	/**
+	 * Returns a FormField instance used as a default
+	 * for form scaffolding.
+	 *
+	 * @usedby {@link SearchContext}
+	 * @usedby {@link ModelAdmin}
+	 * @usedby {@link DataObject::scaffoldFormFields()}
+	 * 
+	 * @param string $title Optional. Localized title of the generated instance
+	 * @return FormField
+	 */
+	public function scaffoldFormField($title = null) {
+		$field = new TextField($this->name, $title);
+		
+		return $field;
+	}
+	
+	/**
+	 * Returns a FormField instance used as a default
+	 * for searchform scaffolding.
+	 *
+	 * @usedby {@link SearchContext}
+	 * @usedby {@link ModelAdmin}
+	 * @usedby {@link DataObject::scaffoldFormFields()}
+	 * 
+	 * @param string $title Optional. Localized title of the generated instance
+	 * @return FormField
+	 */
+	public function scaffoldSearchField($title = null) {
+		return $this->scaffoldFormField($title);
+	}
+	
 	/**
 	 * Add the field to the underlying database.
 	 */

core/model/fieldtypes/Date.php

@@ -235,6 +235,10 @@ class Date extends DBField {
 			return date("Y-m-d", mktime(0,0,0,$fmonth,$fday,$fyear-1));
 		}
 	}
+	
+	public function scaffoldFormField($title = null) {
+		return new DateField($this->name, $title);
+	}
 }
 
 ?>

core/model/fieldtypes/Datetime.php

@@ -39,6 +39,10 @@ if(!class_exists('Datetime')) {
 		function requireField() {
 			DB::requireField($this->tableName, $this->name, "datetime");
 		}
+		
+		public function scaffoldFormField($title = null) {
+			return new PopupDateTimeField($this->name, $title);
+		}
 	}
 }
 ?>

core/model/fieldtypes/Decimal.php

@@ -36,6 +36,10 @@ class Decimal extends DBField {
 			user_error("DBField::saveInto() Called on a nameless '" . get_class($this) . "' object", E_USER_ERROR);
 		}
 	}
+	
+	public function scaffoldFormField($title = null) {
+		return new NumericField($this->name, $title);
+	}
 }
 
 ?>

core/model/fieldtypes/Float.php

@@ -13,5 +13,9 @@ class Float extends DBField {
 	function Nice() {
 		return number_format($this->value, 2);
 	}
+	
+	public function scaffoldFormField($title = null) {
+		return new NumericField($this->name, $title);
+	}
 }
 ?>

core/model/fieldtypes/HTMLText.php

@@ -65,6 +65,14 @@ class HTMLText extends Text {
 		return $summary;
 	}
 	
+	public function scaffoldFormField($title = null) {
+		return new HTMLEditorField($this->name, $title);
+	}
+	
+	public function scaffoldSearchField($title = null) {
+		return new TextField($this->name, $title);
+	}
+
 }
 
 ?>

core/model/fieldtypes/HTMLVarchar.php

@@ -8,6 +8,13 @@
  */
 class HTMLVarchar extends Varchar {
 	
+	public function scaffoldFormField($title = null) {
+		return new HTMLOneLineField($this->name, $title);
+	}
+	
+	public function scaffoldSearchField($title = null) {
+		return new TextField($this->name, $title);
+	}
 
 }
 

core/model/fieldtypes/Int.php

@@ -38,7 +38,9 @@ class Int extends DBField {
 		return sprintf( '%d', $this->value );
 	}
 	
-	
+	public function scaffoldFormField($title = null) {
+		return new NumericField($this->name, $title);
+	}
 	
 }
 

core/model/fieldtypes/SSDatetime.php

@@ -34,9 +34,8 @@ class SSDatetime extends Date {
 		return date('Y-m-d%20H:i:s', strtotime($this->value));
 	}
 	
-	function __construct( $name ) {
+	public function scaffoldFormField($title = null) {
-		// Debug::show( 'Created SSDatetime: ' . $name );
+		return new PopupDateTimeField($this->name, $title);
-		parent::__construct( $name );
 	}
 }
 

core/model/fieldtypes/Time.php

@@ -38,5 +38,9 @@ class Time extends DBField {
 	function requireField() {
 		DB::requireField($this->tableName, $this->name, "time");
 	}
+	
+	public function scaffoldFormField($title = null) {
+			return new TimeField($this->name, $title);
+		}
 }
 ?>

forms/TextField.php

@@ -34,5 +34,7 @@ class TextField extends FormField {
 		if(!$this->value) $this->value = $this->Title();
 		return $this->Field();
 	}
+	
+	
 }
 ?>

search/SearchForm.php

@@ -1,6 +1,9 @@
 <?php
 /**
- * Standard basic search form
+ * Standard basic search form which conducts a fulltext search on all {@link SiteTree}
+ * objects. 
+ * 
+ * @see Use {@link ModelController} and {@link SearchContext} for a more generic search implementation based around {@link DataObject}
  * @package sapphire
  * @subpackage search
  */