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Tutorial : Upload files on a drop zone with ajax event

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Tutorial Uploadfile

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Tutorial : Upload files on a drop zone with ajax event

Uploadfile-04: Tutorial der Komponente Uploadfile vom PHP FrameWork WebSite-PHP.

Tutorial : Upload files on a drop zone with ajax event:





Drop your files in this zone to upload


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Datei: /pages/tutorials/uploadfile/uploadfile-04.php

<?php
class Uploadfile04 extends Page {
    public function InitializeComponent() {
        parent::$PAGE_TITLE = "Tutorial : Upload files
                    on a drop zone with ajax event";
        
        // create upload file
        $this->uploads = new UploadFile($this);

        // Drop zone
        // See compatible browser list: http://caniuse.com/#feat=fileapi
        $drop_zone_lbl = new Label("Drop your files in this zone to upload", true);
        $drop_zone_obj = new WSPObject("<br/><br/><br/><br/>", $drop_zone_lbl);
        $drop_zone_obj->setId("drop_zone_id_4");
        $drop_zone_obj->setWidth(400)->setHeight(150);
        $drop_zone_obj->setAlign(WSPObject::ALIGN_CENTER);
        $drop_zone_obj->setStyle("border: 1px dashed #BBBBBB;");
        $this->uploads->setObjectDropZone($drop_zone_obj);

        // Authorized multiple file upload
        $this->uploads->activateMultipleFiles();
        
        // define mime type authorized 
        $this->uploads->setAuthorizedMimeTypes(array(
                "image/jpeg","image/png", "image/gif"));
        
        // define file size limit
        $this->uploads->setFileSizeLimit("300kb");
        
        // define the event method
        $this->uploads->setAjaxEvent();
        $this->uploads->onChange("onUploads");
        
        $this->render = $this->uploads;
    }

    public function onUploads($sender) {
        // check the files are correctly uploaded
        for ($i = 0 ; $i < $this->uploads->count(); $i++) {
            if ($this->uploads->checkMimeType($i) &&
                $this->uploads->checkFileSize($i)) {
                alert("File ".$this->uploads->getFileName($i)." (".
                    $this->uploads->getFileSize($i).") uploaded !");
            } else if ($this->uploads->isEmptyFile($i)) {
                alert("Your file ".$this->uploads->getFileName($i)." is empty !");
            } else if (!$this->uploads->checkFileSize($i)) {
                alert("Your file ".$this->uploads->getFileName($i)." is too big !");
            } else {
                alert("Mime type ".$this->uploads->getFileMimeType($i).
                    " of the file ".$this->uploads->getFileName($i).
                    " is not supported !");
            }
        }
    }
}
?>


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