/webcore/ext/gallery/webcore.gallery.php

<?php

/**

 * Represents a image gallery

 *

 * @package WebCore

 * @subpackage Gallery

 */

class Gallery extends DataRepeaterModelBase implements IRootModel

{

    /**

     * Create a instance of this class

     *

     * @param string $name

     * @param string $caption

     */

    public function __construct($name, $caption)

    {

        parent::__construct($name, $caption);

    }

    

    /**

     * Binds all IBindingTargetMember controls within the repeater to the given data source.

     *

     * @param IndexedCollection $dataSource

     */

    public function dataBind(&$dataSource)

    {

        if (ObjectIntrospector::isA($dataSource, 'TableAdapter'))

        {

            if ($this->isPaged === true)

            {

                if ($this->state->getTotalRecordCount() === -1)

                {

                    $countSource = clone $dataSource;

                    $recordCount = $countSource->count();

                    $this->state->setTotalRecordCount($recordCount);

                    $pageCount = intval(ceil($recordCount / $this->pageSize));

                    $this->state->setPageCount($pageCount);

                    if ($this->state->getPageIndex() >= $this->state->getPageCount())

                    {

                        $this->state->setPageIndex($this->state->getPageCount() - 1);

                    }

                }

                

                $dataSource->take($this->pageSize)->skip($this->state->getPageIndex() * $this->pageSize);

            }

            

            $rows = $dataSource->selectNew()->getArrayReference();

            $this->dataItems->addRange($rows);

        }

        else

        {

            foreach ($dataSource as $item)

            {

                $this->dataItems->addItem($item);

            }

        }

    }

    

    /**

     * Creates a default instance of this class

     *

     * @return Gallery

     */

    public static function createInstance()

    {

        return new Gallery('Serializable', 'Serializable');

    }

}



/**

 * Represents a Image entity

 *

 * @package WebCore

 * @subpackage Gallery

 */

class GalleryImage extends ObjectBase

{

    public $FileName;

    public $Thumbnail;

    public $Name;

    public $Alt = '';

    public $Properties;

    public $thumbWidth = 320;

    public $thumbHeight = 240;

    public $writeNameAsHtml = false;

    

    /**

     * Creates a new instance of this class

     *

     * @param string $fileName

     * @param string $name

     */

    public function __construct($fileName, $name)

    {

        $this->FileName   = $fileName;

        $this->Thumbnail  = $fileName;

        $this->Name       = $name;

        $this->Alt        = $name;

        $this->Properties = new KeyedCollection();

    }

    

    /**

     * Creates a thumbnail

     *

     */

    public function createThumbnail()

    {

        if (file_exists($this->FileName) == false)

            throw new SystemException(SystemException::EX_INVALIDPARAMETER, 'Parameter = fileName');

        

        $info      = pathinfo($this->FileName);

        $baseName  = str_replace("." . $info['extension'], '', $info['basename']);

        $thumbName = $info['dirname'] . '/' . $baseName . ".thumb.jpg";

        if (file_exists($thumbName) == false)

        {

            $thumbResource = ImageHelper::createThumbnailFromFile($this->FileName, $this->thumbWidth, $this->thumbHeight);

            imagejpeg($thumbResource, $thumbName, 90);

        }

        

        $this->Thumbnail = $thumbName;

    }

}



/**

 * Represents a Gallery HTML view

 *

 * @package WebCore

 * @subpackage Gallery

 */

class HtmlGalleryView extends HtmlViewBase

{

    //This var was introduced in order to make this class

    // a little more flexible when implementing

    protected $suffixCssClass = '';

    protected $enableContextMenu = true;



    /**

     * Returns whether or not the context menu is able for the view

     * @return Boolean

     */

    public function getEnableContextMenu()

    {

        return $this->enableContextMenu;

    }



    /**

     * Sets whether or not to enable context menu for the view

     * @param <type> $enableContextMenu

     */

    public function setEnableContextMenu($enableContextMenu)

    {

        $this->enableContextMenu = $enableContextMenu;

    }



    public function getSuffixCssClass()

    {

        return $this->suffixCssClass;

    }



    public function setSuffixCssClass($class)

    {

        $this->suffixCssClass = $class;

    }

    /**

     * Creates a new instance of this class based on a gallery model

     *

     * @param Gallery $model

     */



    public function __construct(&$model)

    {

        parent::__construct($model);

        $this->cssClass   = 'galleryview';

        $this->frameWidth = '90%';

        

        $callbacks =& $this->renderCallbacks->getArrayReference();

        

        // Setup the callbacks for each renderable model

        $callbacks['Gallery'] = array(

            'HtmlGalleryRenderCallbacks',

            'renderGallery'

        );

        $this->registerDependencies();

    }

    

    /**

     * Registers model resources and dependencies on the client-side

     *

     */

    protected function registerDependencies()

    {

        self::registerCommonDependecies();

        

        $formviewPath = HttpContext::getLibraryRoot() . 'ext/gallery/std.galleryview.js';

        $cssPath      = HttpContext::getLibraryRoot() . 'ext/gallery/std.galleryview.css';

        

        HtmlViewManager::registerDependency(HtmlDependency::TYPE_JS_FILE, __CLASS__, 'HtmlGalleryView.Js', $formviewPath);

        HtmlViewManager::registerDependency(HtmlDependency::TYPE_CSS_FILE, __CLASS__, 'HtmlGalleryView.Css', $cssPath);

    }

}



/**

 * Represents a Gallery Coverflow-like HTML view

 *

 * @package WebCore

 * @subpackage Gallery

 */

class HtmlGalleryFlowView extends HtmlGalleryView

{

    public function __construct(&$model)

    {

        parent::__construct($model);

        $callbacks =& $this->renderCallbacks->getArrayReference();

        $callbacks['Gallery'] = array(

            'HtmlGalleryRenderCallbacks',

            'renderGalleryFlow'

        );

    }

    

    protected function registerDependencies()

    {

        self::registerCommonDependecies();

        

        $formviewPath = HttpContext::getLibraryRoot() . 'ext/gallery/flow.galleryview.js';

        $cssPath      = HttpContext::getLibraryRoot() . 'ext/gallery/flow.galleryview.css';

        

        HtmlViewManager::registerDependency(HtmlDependency::TYPE_JS_FILE, __CLASS__, 'HtmlGalleryView.Js', $formviewPath);

        HtmlViewManager::registerDependency(HtmlDependency::TYPE_CSS_FILE, __CLASS__, 'HtmlGalleryView.Css', $cssPath);

    }

}



/**

 * Contains static callback methods to render Gallery

 *

 * @package WebCore

 * @subpackage Gallery

 */

class HtmlGalleryRenderCallbacks extends HtmlRepeaterRenderCallbacks

{

    /**

     * Helper method to render the gallery flow

     *

     * @param Gallery $model

     * @param HtmlGalleryView $view

     */

    public static function renderGalleryFlow(&$model, &$view)

    {

        $tw = HtmlWriter::getInstance();

        

        $tw->openForm();

        $tw->addAttribute('id', HtmlViewBase::getHtmlId($model));

        $tw->addAttribute('name', $model->getName());

        $tw->addAttribute('class', $view->getCssClass());

        $tw->addAttribute('method', 'post');

        $tw->addAttribute('action', HttpContext::getInfo()->getScriptVirtualPath());

        

        foreach ($model->getDataItems() as $item)

        {

            $tw->openDiv();

            

            $tw->openImg();

            $tw->addAttribute('class', $view->getCssClass() . '-thumbnail-image');

            $tw->addAttribute('alt', $item->Name);

            $tw->addAttribute('title', $item->Name);

            $tw->addAttribute('src', $item->FileName);

            $tw->closeImg();

            

            $tw->closeDiv();

        }

        

        $tw->closeForm();

        

        $javascript = "var js_" . HtmlViewBase::getHtmlId($model) . " = null;

                    window.addEvent('domready', function () { js_" . HtmlViewBase::getHtmlId($model) . " = new MooFlow($('" . HtmlViewBase::getHtmlId($model) . "')); });";

        self::renderInitializationScript($javascript);

    }

    

    /**

     * Helper method to render the gallery

     *

     * @param Gallery $model

     * @param HtmlGalleryView $view

     */

    public static function renderGallery(&$model, &$view)

    {

        $tw = HtmlWriter::getInstance();

        

        $tw->openForm();

        $tw->addAttribute('id', HtmlViewBase::getHtmlId($model));

        $tw->addAttribute('name', $model->getName());

        $tw->addAttribute('class', $view->getCssClass().$view->getSuffixCssClass());

        $tw->addAttribute('method', 'post');

        $tw->addAttribute('action', HttpContext::getInfo()->getScriptVirtualPath());

        

        $tw->openDiv();

        $tw->addAttribute('class', $view->getMasterCssClass() . '-caption');

        $tw->writeContent($model->getCaption());

        $tw->closeDiv();

        

        foreach ($model->getChildren()->getTypedControlNames(true, 'Toolbar') as $control)

        {

            $currentControl   = $model->getChildren()->getControl($control, true);

            $controlClassName = $currentControl->getType()->getName();

            

            $renderCallback = $view->getRenderCallbacks()->getValue($controlClassName);

            

            if (is_callable($renderCallback, false))

                call_user_func_array($renderCallback, array(

                    &$currentControl,

                    &$view

                ));

        }

        

        $tw->openDiv();

        $tw->addAttribute('class', $view->getCssClass() . '-container');

        

        foreach ($model->getDataItems() as $item)

        {

            $tw->openDiv();

            $tw->addAttribute('class', $view->getCssClass() . '-thumbnail');

            

            $tw->openDiv();

            $tw->addAttribute('class', $view->getCssClass() . '-thumbnail-caption');

            

            if($item->writeNameAsHtml)

            {

                $tw->writeRaw(utf8_encode($item->Name));

            }

            else

            {

                $tw->writeContent($item->Name);

            }

            

            $tw->closeDiv();

            

            $tw->openDiv();

            

            $tw->openImg();

            $tw->addAttribute('class', $view->getCssClass() . '-thumbnail-image');

            $tw->addAttribute('fullsize', $item->FileName);

            $tw->addAttribute('alt', $item->Alt);

            $tw->addAttribute('src', $item->Thumbnail);

            $tw->closeImg();

            

            $tw->closeDiv();

            $tw->closeDiv();

        }

        

        $tw->openDiv();

        $tw->addAttribute('style', 'clear: both;');

        $tw->writeContent(" ");

        $tw->closeDiv(true);

        

        if ($model->getIsPaged())

            self::renderPager($model, $view);

        

        $tw->closeDiv();

        

        $tw->closeForm();

        

        $enableAsync = ($view->getIsAsynchronous() == true) ? 'true' : 'false';

        $javascript  = "var js_" . HtmlViewBase::getHtmlId($model) . " = null;



                    window.addEvent('domready', function () { js_" . HtmlViewBase::getHtmlId($model) . " = new HtmlGalleryView('" . HtmlViewBase::getHtmlId($model) . "', '" . $view->getCssClass() . "', $enableAsync); ";

        if(!$view->getEnableContextMenu())

        {

            $javascript.= "js_" . HtmlViewBase::getHtmlId($model).".disableContextMenu();";

        }

        $javascript.=    "});";

        self::renderInitializationScript($javascript);

    }

}

?>