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<?php /* * 2007-2011 PrestaShop * * NOTICE OF LICENSE * * This source file is subject to the Academic Free License (AFL 3.0) * that is bundled with this package in the file LICENSE.txt. * It is also available through the world-wide-web at this URL: * http://opensource.org/licenses/afl-3.0.php * If you did not receive a copy of the license and are unable to * obtain it through the world-wide-web, please send an email * to license@prestashop.com so we can send you a copy immediately. * * DISCLAIMER * * Do not edit or add to this file if you wish to upgrade PrestaShop to newer * versions in the future. If you wish to customize PrestaShop for your * needs please refer to http://www.prestashop.com for more information. * * @author PrestaShop SA <contact@prestashop.com> * @copyright 2007-2011 PrestaShop SA * @version Release: $Revision: 7541 $ * @license http://opensource.org/licenses/afl-3.0.php Academic Free License (AFL 3.0) * International Registered Trademark & Property of PrestaShop SA / if (!defined('_CAN_LOAD_FILES_')) exit; class Watermark extends Module { private $_html = ''; private $_postErrors = array(); private $xaligns = array('left', 'middle', 'right'); private $yaligns = array('top', 'middle', 'bottom'); private $yAlign; private $xAlign; private $transparency; private $imageTypes = array(); private $watermarkTypes; private $maxImageSize = 100000; public function __construct() { $this->name = 'watermark'; $this->tab = 'administration'; $this->version = 0.1; $this->author = 'PrestaShop'; parent::__construct(); $config = Configuration::getMultiple(array('WATERMARK_TYPES', 'WATERMARK_Y_ALIGN', 'WATERMARK_X_ALIGN', 'WATERMARK_TRANSPARENCY')); if (!isset($config['WATERMARK_TYPES'])) $config['WATERMARK_TYPES'] = ''; $tmp = explode(',', $config['WATERMARK_TYPES']); foreach (ImageType::getImagesTypes('products') as $type) if (in_array($type['id_image_type'], $tmp)) $this->imageTypes[] = $type; $this->yAlign = isset($config['WATERMARK_Y_ALIGN']) ? $config['WATERMARK_Y_ALIGN'] : ''; $this->xAlign = isset($config['WATERMARK_X_ALIGN']) ? $config['WATERMARK_X_ALIGN'] : ''; $this->transparency = isset($config['WATERMARK_TRANSPARENCY']) ? $config['WATERMARK_TRANSPARENCY'] : 60; $this->displayName = $this->l('Watermark'); $this->description = $this->l('Protect image by watermark.'); $this->confirmUninstall = $this->l('Are you sure you want to delete your details ?'); if (!isset($this->transparency) OR !isset($this->xAlign) OR !isset($this->yAlign)) $this->warning = $this->l('Watermark image must be uploaded in order for this module to work correctly.'); } public function install() { if (!parent::install() OR !$this->registerHook('watermark')) return false; Configuration::updateValue('WATERMARK_TRANSPARENCY', 60); Configuration::updateValue('WATERMARK_Y_ALIGN', 'bottom'); Configuration::updateValue('WATERMARK_X_ALIGN', 'right'); return true; } public function uninstall() { return (parent::uninstall() AND Configuration::deleteByName('WATERMARK_TYPES') AND Configuration::deleteByName('WATERMARK_TRANSPARENCY') AND Configuration::deleteByName('WATERMARK_Y_ALIGN') AND Configuration::deleteByName('WATERMARK_X_ALIGN')); } private function _postValidation() { $yalign = Tools::getValue('yalign'); $xalign = Tools::getValue('xalign'); $transparency = (int)(Tools::getValue('transparency')); $image_types = Tools::getValue('image_types'); if (empty($transparency)) $this->_postErrors[] = $this->l('Transparency required.'); elseif ($transparency < 0 \|\| $transparency > 100) $this->_postErrors[] = $this->l('Transparency is not in allowed range.'); if (empty($yalign)) $this->_postErrors[] = $this->l('Y-Align is required.'); elseif (!in_array($yalign, $this->yaligns)) $this->_postErrors[] = $this->l('Y-Align is not in allowed range.'); if (empty($xalign)) $this->_postErrors[] = $this->l('X-Align is required.'); elseif (!in_array($xalign, $this->xaligns)) $this->_postErrors[] = $this->l('X-Align is not in allowed range.'); if (empty($image_types)) $this->_postErrors[] = $this->l('At least one image type is required.'); if (isset($_FILES['PS_WATERMARK']['tmp_name']) AND !empty($_FILES['PS_WATERMARK']['tmp_name'])) { if (!isPicture($_FILES['PS_WATERMARK'], array('image/gif'))) $this->_postErrors[] = $this->l('Image must be in GIF format.'); } return !sizeof($this->_postErrors) ? true : false; } private function _postProcess(){ Configuration::updateValue('WATERMARK_TYPES', implode(',', Tools::getValue('image_types'))); Configuration::updateValue('WATERMARK_Y_ALIGN', Tools::getValue('yalign')); Configuration::updateValue('WATERMARK_X_ALIGN', Tools::getValue('xalign')); Configuration::updateValue('WATERMARK_TRANSPARENCY', Tools::getValue('transparency')); //submited watermark if (isset($_FILES['PS_WATERMARK']) AND !empty($_FILES['PS_WATERMARK']['tmp_name'])) { / Check watermark validity / if ($error = checkImage($_FILES['PS_WATERMARK'], $this->maxImageSize)) $this->_errors[] = $error; / Copy new watermark */ elseif (!copy($_FILES['PS_WATERMARK']['tmp_name'], dirname(__FILE__).'/watermark.gif')) $this->_errors[] = Tools::displayError('an error occurred while uploading watermark: '.$_FILES['PS_WATERMARK']['tmp_name'].' to '.$dest); } if ($this->_errors) foreach ($this->_errors as $error) $this->_html .= '<div class="module_error alert error"><img src="../img/admin/warning.gif" alt="'.$this->l('ok').'" /> '.$this->l($error).'</div>'; else $this->_html .= '<div class="conf confirm"><img src="../img/admin/ok.gif" alt="'.$this->l('ok').'" /> '.$this->l('Settings updated').'</div>'; } private function _displayForm() { $imageTypes = ImageType::getImagesTypes('products'); $this->_html .= '<form action="'.$_SERVER['REQUEST_URI'].'" method="post" enctype="multipart/form-data"> <fieldset><legend><img src="../modules/'.$this->name.'/logo.gif" />'.$this->l('Watermark details').'</legend> <p>'.$this->l('Once you have set up the module, regenerate the images using the "Images" tool in Preferences. However, the watermark will be added automatically to new images.').'</p> <table border="0" width="500" cellpadding="0" cellspacing="0" id="form"> <tr> <td /> <td>'.(file_exists(dirname(__FILE__).'/watermark.gif') ? '<img src="../modules/'.$this->name.'/watermark.gif?t='.time().'" />' : $this->l('No watermark uploaded.')).'</td> </tr> <tr> <td>'.$this->l('Watermark file').'</td> <td> <input type="file" name="PS_WATERMARK" /> <p style="color:#7F7F7F; font-size:0.85em; margin:0; padding:0;">'.$this->l('Must be in GIF format').'</p> </td> </tr> <tr> <td width="270" style="height: 35px;">'.$this->l('Watermark transparency (0-100)').'</td> <td><input type="text" name="transparency" value="'.Tools::getValue('transparency', Configuration::get('WATERMARK_TRANSPARENCY')).'" style="width: 30px;" /></td> </tr> <tr><td width="270" style="height: 35px;">'.$this->l('Watermark X align').'</td> <td> <select id="xalign" name = "xalign">'; foreach($this->xaligns as $align) $this->_html .= '<option value="'.$align.'"'.(Tools::getValue('xalign', Configuration::get('WATERMARK_X_ALIGN')) == $align ? ' selected="selected"' : '' ).'>'.$this->l($align).'</option>'; $this->_html .= '</select> </td> </tr> <tr><td width="270" style="height: 35px;">'.$this->l('Watermark Y align').'</td> <td> <select id="yalign" name = "yalign">'; foreach($this->yaligns as $align) $this->_html .= '<option value="'.$align.'"'.(Tools::getValue('yalign', Configuration::get('WATERMARK_Y_ALIGN')) == $align ? ' selected="selected"' : '' ).'>'.$this->l($align).'</option>'; $this->_html .= '</select> </td> </tr> <tr><td width="270" style="height: 35px;">'.$this->l('Choose image types for watermark protection.').'</td><td>'; $selected_types = explode(',', Configuration::get('WATERMARK_TYPES')); foreach(ImageType::getImagesTypes('products') as $type) { $this->_html .= '<label style="float:none; "> <input type="checkbox" value="'.$type['id_image_type'].'" name="image_types[]"'. (in_array($type['id_image_type'], $selected_types) ? ' checked="checked"' : '').' /> <span style="font-weight:bold;">'.$type['name'].'</span> ('.$type['width'].' x '.$type['height'].')</label><br />'; } $this->_html .= '</td></tr> <tr><td colspan="2"> </td></tr> <tr><td colspan="2" align="center"><input class="button" name="btnSubmit" value="'.$this->l('Update settings').'" type="submit" /></td></tr> </table> </fieldset> </form>'; } public function getContent() { $this->_html = '<h2>'.$this->displayName.'</h2>'; if (!empty($_POST)) { $this->_postValidation(); if (!sizeof($this->_postErrors)) $this->_postProcess(); else foreach ($this->_postErrors AS $err) $this->_html .= '<div class="alert error">'. $err .'</div>'; } else $this->_html .= '<br />'; $this->_displayForm(); return $this->_html; } //we assume here only jpg files public function hookwatermark($params) { global $smarty; $image = new Image($params['id_image']); $image->id_product = $params['id_product']; $file = _PS_PROD_IMG_DIR_.$image->getExistingImgPath().'-watermark.jpg'; //first make a watermark image $return = $this->watermarkByImage(_PS_PROD_IMG_DIR_.$image->getExistingImgPath().'.jpg', dirname(__FILE__).'/watermark.gif', $file, 23, 0, 0, 'right'); //go through file formats defined for watermark and resize them foreach($this->imageTypes as $imageType) { $newFile = _PS_PROD_IMG_DIR_.$image->getExistingImgPath().'-'.stripslashes($imageType['name']).'.jpg'; if (!imageResize($file, $newFile, (int)($imageType['width']), (int)($imageType['height']))) $return = false; } return $return; } private function watermarkByImage($imagepath, $watermarkpath, $outputpath) { $Xoffset = $Yoffset = $xpos = $ypos = 0; if (!$image = imagecreatefromjpeg($imagepath)) return false; if (!$imagew = imagecreatefromgif ($watermarkpath)) die ($this->l('The watermark image is not a real gif, please CONVERT the image.')); list($watermarkWidth, $watermarkHeight) = getimagesize($watermarkpath); list($imageWidth, $imageHeight) = getimagesize($imagepath); if ($this->xAlign == "middle") { $xpos = $imageWidth/2 - $watermarkWidth/2 + $Xoffset; } if ($this->xAlign == "left") { $xpos = 0 + $Xoffset; } if ($this->xAlign == "right") { $xpos = $imageWidth - $watermarkWidth - $Xoffset; } if ($this->yAlign == "middle") { $ypos = $imageHeight/2 - $watermarkHeight/2 + $Yoffset; } if ($this->yAlign == "top") { $ypos = 0 + $Yoffset; } if ($this->yAlign == "bottom") { $ypos = $imageHeight - $watermarkHeight - $Yoffset; } if (!imagecopymerge($image, $imagew, $xpos, $ypos, 0, 0, $watermarkWidth, $watermarkHeight, $this->transparency)) return false; return imagejpeg($image, $outputpath, 100); } }

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