ILIAS\MediaObjects\Video\GUIService Class Reference

Collaboration diagram for ILIAS\MediaObjects\Video\GUIService:

Public Member Functions
	__construct (InternalDomainService $domain_service, InternalGUIService $gui_service)
	addPreviewExtractionToToolbar (int $mob_id, string $gui_class, string $extract_cmd="extractPreviewImage")
	handleExtractionRequest (int $mob_id)
	addPreviewInput (\ilPropertyFormGUI $form, int $mob_id=0)
	savePreviewInput (\ilPropertyFormGUI $form, int $mob_id)

Protected Member Functions
	checkPreviewPossible (int $mob_id)

Protected Attributes
ilGlobalTemplateInterface	$tpl
InternalGUIService	$gui_service
InternalDomainService	$domain_service

Detailed Description

Definition at line 26 of file class.GUIService.php.

Constructor & Destructor Documentation

__construct()

ILIAS\MediaObjects\Video\GUIService::__construct	(	InternalDomainService	$domain_service,
		InternalGUIService	$gui_service
	)

Definition at line 32 of file class.GUIService.php.

      {
        $this->gui_service = $gui_service;
        $this->domain_service = $domain_service;
        $this->tpl = $gui_service->ui()->mainTemplate();
        $lng = $this->domain_service->lng();
        $lng->loadLanguageModule("mob");
    }

References ILIAS\MediaObjects\Video\GUIService\$domain_service, ILIAS\MediaObjects\Video\GUIService\$gui_service, and $lng.

Member Function Documentation

addPreviewExtractionToToolbar()

ILIAS\MediaObjects\Video\GUIService::addPreviewExtractionToToolbar	(	int	$mob_id,
		string	$gui_class,
		string	$extract_cmd = "extractPreviewImage"
	)

Definition at line 43 of file class.GUIService.php.

     : void {
        $toolbar = $this->gui_service->toolbar();
        $ctrl = $this->gui_service->ctrl();
        $lng = $this->domain_service->lng();
 
        if (\ilFFmpeg::enabled()) {
            $mob = new \ilObjMediaObject($mob_id);
 
            $conv_cnt = 0;
            // we had other purposes as source as well, but
            // currently only "Standard" is implemented in the convertFile method
            $p = "Standard";
            $med = $mob->getMediaItem($p);
            if (is_object($med)) {
                if (\ilFFmpeg::supportsImageExtraction($med->getFormat())) {
                    // second
                    $ni = new \ilTextInputGUI($lng->txt("mob_second"), "sec");
                    $ni->setMaxLength(4);
                    $ni->setSize(4);
                    $ni->setValue(1);
                    $toolbar->addInputItem($ni, true);
 
                    $toolbar->addFormButton($lng->txt("mob_extract_preview_image"), "extractPreviewImage");
                    $toolbar->setFormAction($ctrl->getFormActionByClass($gui_class));
                }
            }
        }
    }

References $lng, and ilFFmpeg\supportsImageExtraction().

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addPreviewInput()

ILIAS\MediaObjects\Video\GUIService::addPreviewInput	(	\ilPropertyFormGUI	$form,
		int	$mob_id = 0
	)

Definition at line 120 of file class.GUIService.php.

                                                                              : void
    {
        if (!$this->checkPreviewPossible($mob_id)) {
            return;
        }
        $lng = $this->domain_service->lng();
        $pp = new \ilImageFileInputGUI($lng->txt("mob_preview_picture"), "preview_pic");
        $pp->setSuffixes(array("png", "jpeg", "jpg"));
        $form->addItem($pp);
 
        if ($mob_id > 0) {
            $mob = new \ilObjMediaObject($mob_id);
            // preview
            $ppic = $mob->getVideoPreviewPic();
            if ($ppic !== "") {
                $pp->setImage($ppic . "?rand=" . rand(0, 1000));
            }
        }
    }

References $lng, and ilPropertyFormGUI\addItem().

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checkPreviewPossible()

ILIAS\MediaObjects\Video\GUIService::checkPreviewPossible ( int  $mob_id )

protected

Definition at line 105 of file class.GUIService.php.

                                                        : bool
    {
        if ($mob_id === 0) {
            return false;
        }
        $mob = new \ilObjMediaObject($mob_id);
        $med = $mob->getMediaItem("Standard");
        if (is_object($med)) {
            if (\ilFFmpeg::supportsImageExtraction($med->getFormat())) {
                return true;
            }
        }
        return false;
    }

References ilFFmpeg\supportsImageExtraction().

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handleExtractionRequest()

ILIAS\MediaObjects\Video\GUIService::handleExtractionRequest

(

int

$mob_id

)

Definition at line 76 of file class.GUIService.php.

     : void {
        $mob = new \ilObjMediaObject($mob_id);
        $lng = $this->domain_service->lng();
        $add = "";
        try {
            $sec = $this->gui_service->standardRequest()->getSeconds();
            if ($sec < 0) {
                $sec = 0;
            }
 
            $mob->generatePreviewPic(320, 240, $sec);
            if ($mob->getVideoPreviewPic() !== "") {
                $this->tpl->setOnScreenMessage('info', $lng->txt("mob_image_extracted"), true);
            } else {
                $this->tpl->setOnScreenMessage('failure', $lng->txt("mob_no_extraction_possible"), true);
            }
        } catch (\ilException $e) {
            if (DEVMODE === 1) {
                $ret = \ilFFmpeg::getLastReturnValues();
                $add = (is_array($ret) && count($ret) > 0)
                    ? "<br />" . implode("<br />", $ret)
                    : "";
            }
            $this->tpl->setOnScreenMessage('failure', $e->getMessage() . $add, true);
        }
    }

References $lng.

savePreviewInput()

ILIAS\MediaObjects\Video\GUIService::savePreviewInput	(	\ilPropertyFormGUI	$form,
		int	$mob_id
	)

Definition at line 140 of file class.GUIService.php.

                                                                           : void
    {
        if (!$this->checkPreviewPossible($mob_id)) {
            return;
        }
        $prevpic = $form->getInput("preview_pic");
        if ($prevpic["size"] > 0) {
            $mob = new \ilObjMediaObject($mob_id);
            $mob->uploadVideoPreviewPic($prevpic);
        } else {
            $prevpici = $form->getItemByPostVar("preview_pic");
            if ($prevpici->getDeletionFlag()) {
                $mob = new \ilObjMediaObject($mob_id);
                $mob->removeAdditionalFile($mob->getVideoPreviewPic(true));
            }
        }
 
    }

References ilPropertyFormGUI\getInput(), and ilPropertyFormGUI\getItemByPostVar().

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Field Documentation

$domain_service

InternalDomainService ILIAS\MediaObjects\Video\GUIService::$domain_service

protected

Definition at line 30 of file class.GUIService.php.

Referenced by ILIAS\MediaObjects\Video\GUIService\__construct().

$gui_service

InternalGUIService ILIAS\MediaObjects\Video\GUIService::$gui_service

protected

Definition at line 29 of file class.GUIService.php.

Referenced by ILIAS\MediaObjects\Video\GUIService\__construct().

$tpl

ilGlobalTemplateInterface ILIAS\MediaObjects\Video\GUIService::$tpl

protected

Definition at line 28 of file class.GUIService.php.

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The documentation for this class was generated from the following file:

• components/ILIAS/MediaObjects/Video/Service/class.GUIService.php