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<?php |
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class FlexSlider extends DataExtension |
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{ |
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public static $db = array( |
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'Animation' => "Enum('slide, fade', 'slide')", |
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'Loop' => 'Boolean', |
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'Animate' => 'Boolean', |
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'ThumbnailNav' => 'Boolean', |
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); |
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public static $has_many = array( |
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'Slides' => 'SlideImage', |
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); |
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public static $defaults = array( |
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'Loop' => '1', |
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'Animate' => '1', |
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); |
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public function populateDefaults() |
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{ |
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parent::populateDefaults(); |
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$this->Loop = 1; |
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$this->Animate = 1; |
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} |
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public function updateCMSFields(FieldList $fields) |
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{ |
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// Slides |
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if ($this->owner->ID) { |
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$config = GridFieldConfig_RecordEditor::create(); |
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if (class_exists('GridFieldSortableRows')) { |
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$config->addComponent(new GridFieldSortableRows('SortOrder')); |
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} |
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if (class_exists('GridFieldBulkUpload')) { |
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$config->addComponent(new GridFieldBulkUpload()); |
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$config->addComponent(new GridFieldBulkManager()); |
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} |
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$config->removeComponentsByType('GridFieldAddExistingAutocompleter'); |
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$config->removeComponentsByType('GridFieldDeleteAction'); |
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$config->addComponent(new GridFieldDeleteAction(false)); |
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$SlidesField = GridField::create('Slides', 'Slides', $this->owner->Slides()->sort('SortOrder'), $config); |
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$fields->addFieldsToTab('Root.Slides', array( |
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HeaderField::create('SliderHD', 'Slides', 3), |
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$SlidesField, |
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ToggleCompositeField::create('ConfigHD', 'Slider Settings', array( |
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CheckboxField::create('Animate', 'Animate automatically'), |
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DropdownField::create('Animation', 'Animation option', $this->owner->dbObject('Animation')->enumValues()), |
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CheckboxField::create('Loop', 'Loop the carousel'), |
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//CheckboxField::create('ThumbnailNav', 'Thumbnail Navigation'), |
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)), |
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)); |
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} |
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} |
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public function SlideShow() |
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{ |
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return $this->owner->Slides()->filter(array('ShowSlide' => 1))->sort('SortOrder'); |
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} |
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} |
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In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: