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<?php |
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/** |
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* Configure the input field for markdown |
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*/ |
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class MarkdownTextareaField extends TextareaField |
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{ |
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/** |
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* Define the actions allowed on this field |
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* @var array |
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*/ |
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private static $allowed_actions = array( |
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'preview', |
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'parse' |
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); |
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/** |
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* @var int Visible number of text lines. |
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* Default on TextareaField is too small |
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*/ |
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protected $rows = 15; |
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/** |
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* Toggle rendering markdown with extra syntax enabled. |
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* @link http://michelf.ca/projects/php-markdown/extra |
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* @var boolean |
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*/ |
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protected $enable_extra = false; |
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/** |
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* Returns the field holder used by templates |
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* |
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* @param array $properties |
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* @return string HTML to be used |
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*/ |
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public function FieldHolder($properties = array()) |
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{ |
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$this->extraClasses['stacked'] = 'stacked'; |
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Requirements::css(MARKDOWN_DIR . '/templates/css/styles.css'); |
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Requirements::javascript(THIRDPARTY_DIR . '/jquery/jquery.js'); |
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Requirements::javascript(THIRDPARTY_DIR . '/jquery-entwine/dist/jquery.entwine-dist.js'); |
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Requirements::javascript(MARKDOWN_DIR . '/thirdparty/textinputs_jquery.js'); |
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Requirements::javascript(MARKDOWN_DIR . '/templates/javascript/script.js'); |
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return parent::FieldHolder($properties); |
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} |
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/** |
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* Turn on extra syntax support |
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* @return MarkdownTextareaField |
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*/ |
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public function enableExtra() |
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{ |
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$this->enable_extra = true; |
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return $this; |
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} |
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/** |
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* Body for the preview iframe with just the typography styles included |
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* @return string html |
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*/ |
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public function preview() |
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{ |
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Requirements::clear(); |
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// Should contain text styles of the page by Silverstripe theme conventions. |
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Requirements::css('themes/' . Config::inst()->get('SSViewer', 'theme') . '/css/editor.css'); |
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return $this->renderWith('PreviewFrame'); |
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} |
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/** |
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* Parse markdown into html |
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* @return string html |
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*/ |
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public function parse() |
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{ |
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$parser = new MarkdownParser($this->request['markdown']); |
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return ($this->enable_extra) ? $parser->parseExtra() : $parser->parse(); |
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} |
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/** |
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* Get buttons described in buttons.yml and wrap them in ViewableData |
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84
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* @return ArrayList list of buttons and theyr configurations |
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85
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*/ |
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public function ToolbarButtons() |
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{ |
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$buttons = new ArrayList(); |
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90
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foreach ($this->config()->get('buttons') as $button) { |
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$buttons->push(new ArrayData($button)); |
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} |
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return $buttons; |
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} |
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} |
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robbieaverill /
silverstripe-markdowntextareafield
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You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.