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CMarkdown

Package system.web.widgets
Inheritance class CMarkdown » COutputProcessor » CFilterWidget » CWidget » CBaseController » CComponent
Implements IFilter
Since 1.0
Version $Id: CMarkdown.php 483 2009-01-07 03:39:08Z qiang.xue $
CMarkdown converts the captured content from markdown syntax to HTML code.

CMarkdown can be used as either a widget or a filter. It is a wrapper of CMarkdownParser. CMarkdown adds an additional option purifyOutput which can be set true so that the converted HTML code is purified before being displayed.

For details about the markdown syntax, please check the following:

Public Properties

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PropertyTypeDescriptionDefined By
actionPrefix string the prefix to the IDs of the actions. CWidget
controller CController the controller that this widget belongs to. CWidget
cssFile mixed the CSS file used for the widget. CMarkdown
id string id of the widget. CWidget
isFilter boolean whether this widget is used as a filter. CFilterWidget
markdownParser Returns the markdown parser instance. CMarkdown
owner CBaseController owner/creator of this widget. CWidget
purifyOutput boolean whether to use CHtmlPurifier to purify the generated HTML code. CMarkdown
stopAction boolean whether to stop the action execution when this widget is used as a filter. CFilterWidget
viewPath string Returns the directory containing the view files for this widget. CWidget

Public Methods

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MethodDescriptionDefined By
__call() Calls the named method which is not a class method. CComponent
__construct() Constructor. CFilterWidget
__get() Returns a property value, an event handler list or a behavior based on its name. CComponent
__isset() Checks if a property value is null. CComponent
__set() Sets value of a component property. CComponent
__unset() Sets a component property to be null. CComponent
actions() Returns a list of actions that are used by this widget. CWidget
asa() Returns the named behavior object. CComponent
attachBehavior() Attaches a behavior to this component. CComponent
attachBehaviors() Attaches a list of behaviors to the component. CComponent
attachEventHandler() Attaches an event handler to an event. CComponent
beginCache() Begins fragment caching. CBaseController
beginClip() Begins recording a clip. CBaseController
beginContent() Begins the rendering of content that is to be decorated by the specified view. CBaseController
beginWidget() Creates a widget and executes it. CBaseController
canGetProperty() Determines whether a property can be read. CComponent
canSetProperty() Determines whether a property can be set. CComponent
createWidget() Creates a widget and initializes it. CBaseController
detachBehavior() Detaches a behavior from the component. CComponent
detachBehaviors() Detaches all behaviors from the component. CComponent
detachEventHandler() Detaches an existing event handler. CComponent
disableBehavior() Disables an attached behavior. CComponent
disableBehaviors() Disables all behaviors attached to this component. CComponent
enableBehavior() Enables an attached behavior. CComponent
enableBehaviors() Enables all behaviors attached to this component. CComponent
endCache() Ends fragment caching. CBaseController
endClip() Ends recording a clip. CBaseController
endContent() Ends the rendering of content. CBaseController
endWidget() Ends the execution of the named widget. CBaseController
filter() Performs the filtering. CFilterWidget
getController() CWidget
getEventHandlers() Returns the list of attached event handlers for an event. CComponent
getId() CWidget
getIsFilter() CFilterWidget
getMarkdownParser() Returns the markdown parser instance. CMarkdown
getOwner() CWidget
getViewFile() Looks for the view script file according to the view name. CWidget
getViewPath() Returns the directory containing the view files for this widget. CWidget
hasEvent() Determines whether an event is defined. CComponent
hasEventHandler() Checks whether the named event has attached handlers. CComponent
hasProperty() Determines whether a property is defined. CComponent
init() Initializes the widget. COutputProcessor
onProcessOutput() Raised when the output has been captured. COutputProcessor
processOutput() Processes the captured output. CMarkdown
raiseEvent() Raises an event. CComponent
registerClientScript() Registers the needed CSS and JavaScript. CMarkdown
registerCssFile() Registers the needed CSS file. CMarkdown
render() Renders a view. CWidget
renderFile() Renders a view file. CBaseController
renderInternal() Renders a view file. CBaseController
run() Executes the widget. COutputProcessor
setId() CWidget
transform() Converts the content in markdown syntax to HTML code. CMarkdown
widget() Creates a widget and executes it. CBaseController

Protected Methods

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MethodDescriptionDefined By
createMarkdownParser() Creates a markdown parser. CMarkdown

Events

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EventDescriptionDefined By
onProcessOutput Raised when the output has been captured. COutputProcessor

Property Details

cssFile property
public mixed $cssFile;

the CSS file used for the widget. Defaults to null, meaning using the default CSS file included together with the widget. If false, no CSS file will be used. Otherwise, the specified CSS file will be included when using this widget.

markdownParser property read-only (available since v1.0.1)
public void getMarkdownParser()

Returns the markdown parser instance. This method calls createMarkdownParser to create the parser instance. Call this method multipe times will only return the same instance.

purifyOutput property
public boolean $purifyOutput;

whether to use CHtmlPurifier to purify the generated HTML code. Defaults to false.

Method Details

createMarkdownParser() method
protected CMarkdownParser createMarkdownParser()
{return} CMarkdownParser the markdown parser.

Creates a markdown parser. By default, this method creates a CMarkdownParser instance.

getMarkdownParser() method (available since v1.0.1)
public void getMarkdownParser()

Returns the markdown parser instance. This method calls createMarkdownParser to create the parser instance. Call this method multipe times will only return the same instance.

processOutput() method
public void processOutput(string $output)
$output string the captured output to be processed

Processes the captured output. This method converts the content in markdown syntax to HTML code. If purifyOutput is true, the HTML code will also be purified.

See Also

  • convert
registerClientScript() method (available since v1.0.1)
public void registerClientScript()

Registers the needed CSS and JavaScript.

registerCssFile() method (available since v1.0.2)
public static void registerCssFile(string $url=NULL)
$url string the CSS URL. If null, a default CSS URL will be used.

Registers the needed CSS file.

transform() method
public string transform(string $output)
$output string the content to be converted
{return} string the converted content

Converts the content in markdown syntax to HTML code. This method uses CMarkdownParser to do the conversion.

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