PHP resize函数代码示例

function editdata()
{
    require '../include/config.php';
    $id = $_POST['id'];
    $name = $_POST['txtname'];
    $code = $_POST['txtcode'];
    $posision = $_POST['txtposision'];
    $line = $_POST['txtline'];
    $link = $_POST['txtlink'];
    $datestart = $_POST['datestart'];
    $dateend = $_POST['dateend'];
    $status = $_POST['status'];
    $file = $_FILES['fle']['name'];
    $file_tmp = $_FILES['fle']['tmp_name'];
    $update = "UPDATE banner_ads SET baname = '{$name}',\r\n    \t\t\t\t\t\t\t\t bacode = '{$code}',\r\n    \t\t\t\t\t\t\t\t baposition = '{$posision}',\r\n    \t\t\t\t\t\t\t\t baline = '{$line}',\r\n    \t\t\t\t\t\t\t\t balink = '{$link}',\r\n    \t\t\t\t\t\t\t\t datestart = '{$datestart}',\r\n    \t\t\t\t\t\t\t\t dateend = '{$dateend}'";
    if ($file != "") {
        //check_size($file_tmp);
        $imgname = md5($file);
        $dot = substr($file, -3, 3);
        $pic_name = md5($id) . '_' . $imgname . "-" . time() . "." . $dot;
        resize($file_tmp, $pic_name, 300, "../../images/banner/ads/tmp/");
        copy($file_tmp, "../../images/banner/ads/{$pic_name}");
        $update .= ",baimg = '{$pic_name}'";
    }
    $update .= ",status = '{$status}' where baid = '{$id}' ";
    $dbCon->query($update) or die($dbCon->error);
    $dbCon->close();
    //echo $update;
    header("Location: ../banner/bannerads");
    exit;
}

function validateAndSave($file)
{
    $result = array();
    if (!preg_match('/^image\\//', $file['type']) || !preg_match('/\\.(jpe?g|JPE?G|GIF|gif|PNG|png)$/', $file['name']) || getimagesize($file['tmp_name']) === FALSE) {
        //then there is an error
        $result['status'] = 'ERR';
        $result['message'] = 'Неверный формат файла!';
    } else {
        if ($file['size'] > 3145728) {
            //if size is larger than what we expect
            $result['status'] = 'ERR';
            $result['message'] = 'Пожалуйста, выберите файл меньшего размера!';
        } else {
            if ($file['error'] != 0 || !is_uploaded_file($file['tmp_name'])) {
                //if there is an unknown error or temporary uploaded file is not what we thought it was
                $result['status'] = 'ERR';
                $result['message'] = 'Неизвестная ошибка!';
            } else {
                //save file inside current directory using a safer version of its name
                $info = @getimagesize($file['tmp_name']);
                $new_mame = uniqid() . "." . basename($info['mime']);
                $save_path = 'upload/img_gallery/' . preg_replace('/[^\\w\\.\\- ]/', '', $new_mame);
                //thumbnail name is like filename-thumb.jpg
                $thumb_path = preg_replace('/\\.(.+)$/', '', $save_path) . '-thumb.jpg';
                if (!move_uploaded_file($file['tmp_name'], $save_path) or !resize($save_path, $thumb_path, 150)) {
                    $result['status'] = 'ERR';
                    $result['message'] = 'Невозможно сохранить файл!';
                } else {
                    require "templates/db_con.php";
                    //  require("templates/sait_con.php");
                    //---------------------- пишем в базу
                    //print_r($_POST);
                    $thumb_name = preg_replace('/\\.(.+)$/', '', $new_mame) . '-thumb.jpg';
                    $STH = $dbh->prepare('INSERT INTO `gallery_detail` (
    `full_name`,
    `short_name`,
    `gallery_id`,
    `user_id`,
    `active`) VALUES (
  "' . $new_mame . '",
  "' . $thumb_name . '",
  "' . $_POST['form-fid'] . '",
  "' . $_SESSION['user_id'] . '",
  "Y");');
                    $STH->execute();
                    $id = $dbh->lastInsertId();
                    //------------------------
                    //everything seems OK
                    $result['status'] = 'OK';
                    $result['message'] = 'Аватар успешно изменен!';
                    //include new thumbnails `url` in our result and send to browser
                    $result['url'] = $thumb_path;
                    $result['url_full'] = $save_path;
                    $result['id'] = $id;
                }
            }
        }
    }
    return $result;
}

function resize(&$new_width, &$new_height, $original_width, $original_height)
{
    $xscale = $new_width / $original_width;
    $yscale = $new_height / $original_height;
    if ($new_width <= $original_width and $new_height <= $original_height and $xscale == $yscale) {
        return;
    }
    if ($new_width and !$new_height) {
        return $new_height = $new_width / $original_width * $original_height;
    } elseif (!$new_width and $new_height) {
        return $new_width = $new_height / $original_height * $original_width;
    }
    if ($xscale != $yscale) {
        if ($original_width * $yscale <= $new_width) {
            $new_width = $original_width * $yscale;
        }
        if ($original_height * $xscale <= $new_height) {
            $new_height = $original_height * $xscale;
        }
    }
    $xscale = $new_width / $original_width;
    $yscale = $new_height / $original_height;
    if (round($xscale, 3) == round($yscale, 3)) {
        return;
    }
    resize($new_width, $new_height, $original_width, $original_height);
}

function doImage($source, $width, $height, $timestamp = true, $name)
{
    $origImage = getImage($source, $width, $height);
    if (is_null($origImage)) {
        die("Rendering Error");
    }
    $image = resize($origImage, $width, $height);
    $thumb = resize($origImage, 100, 75);
    if ($timestamp) {
        $image = addTimeStamp($image);
    }
    $compression = 75;
    $filepath = "screenshots/";
    $filename = $filepath . $name . "_" . time() . ".jpg";
    $filename_thumb = $filepath . $name . "_" . time() . "_thumb.jpg";
    //main image
    imagejpeg($image, $filename, $compression);
    chmod($filename, 0600);
    imagedestroy($image);
    //thumb image
    imagejpeg($thumb, $filename_thumb, $compression);
    chmod($filename_thumb, 0600);
    imagedestroy($thumb);
    echo "OK";
}

 public function create()
 {
     $imgs = [];
     $path = 'uploads/img/' . date('Y/m/d/');
     if (!is_dir($path)) {
         mkdir($path, 0777, true);
     }
     foreach ($_POST['imgurls'] as $imgurl) {
         $file = parse_url($imgurl)['path'];
         $file = substr($file, 1);
         $md5 = md5_file($file);
         $ext = '.' . substr($file, -3);
         $small = $path . $md5 . '_s' . $ext;
         $big = $path . $md5 . $ext;
         if (!file_exists($big)) {
             copy($file, $big);
         }
         if (!file_exists($small)) {
             resize($file, 0, 170, $small);
         }
         $imgs[] = ['small' => $small, 'big' => $big];
     }
     $photo = new Photo();
     $photo->userid = $this->user['userid'];
     $photo->saying = $_POST['saying'];
     $photo->subject_id = $_POST['movie_id'];
     $photo->imgs = $imgs;
     $photo->save();
     return [];
 }

/**
 * Сачати картинку за вказану дату
 * @param $timestamp
 *  
 */
function getOneMap($timestamp)
{
    ini_set("allow_url_fopen", 1);
    $dYear = date('Y', $timestamp);
    $dMonth = date('m', $timestamp);
    $dDay = date('d', $timestamp);
    // http://mediarnbo.org/wp-content/uploads/2014/08/13-08.jpg
    // http://mediarnbo.org/wp-content/uploads/2014/08/15-08.jpg
    $url = SOURCE_LINK . $dYear . '/' . $dMonth . '/';
    $imgName = $dDay . '-' . $dMonth . '.jpg';
    $handle = fopen(ERRORS_FILE, 'w');
    // file to write errors
    $source = getFilenameOnDiskBig($timestamp);
    $target = getFilenameOnDiskSml($timestamp);
    try {
        copy($url . $imgName, PATH_SAVE . $source);
    } catch (Exception $e) {
        $s = "Not exist: " . $url . $imgName . "\n";
        fwrite($handle, $s);
    }
    //    wln($url.$imgName);
    sleep(1);
    if (file_exists(PATH_SAVE . $source)) {
        resize(SML_IMG_WIDTH, PATH_SAVE . $target, PATH_SAVE . $source);
        echo '<img src="' . HOST . 'img/photos/' . $target . '"/>';
    } else {
        print_r("Not exist: " . $url . $imgName . "\n");
    }
    fclose($handle);
}

function editdata()
{
    require '../include/config.php';
    $id = $_POST['id'];
    $name = $_POST['txtname'];
    $detail = $_POST['txtdetail'];
    $userid = $_POST['userid'];
    $status = $_POST['status'];
    $file = $_FILES['fle']['name'];
    $file_tmp = $_FILES['fle']['tmp_name'];
    $update = "UPDATE post SET  postname = '{$name}',\r\n    \t\t\t\t\t\t\tpostdetail = '{$detail}',\r\n    \t\t\t\t\t\t\tuser_id = '{$userid}',\r\n    \t\t\t\t\t\t\tstatus = '{$status}'";
    if ($file != "") {
        //check_size($file_tmp);
        $imgname = md5($file);
        $dot = substr($file, -3, 3);
        $pic_name = $imgname . "-" . time() . "." . $dot;
        resize($file_tmp, $pic_name, 250, "../../images/post/tmp/");
        copy($file_tmp, "../../images/post/{$pic_name}");
        $update .= ",postimg = '{$pic_name}'";
    }
    $update .= " where postid = '{$id}' ";
    $dbCon->query($update) or die($dbCon->error);
    $dbCon->close();
    //echo $update;
    header("Location: ../posts");
    exit;
}

function image_upload_file($target_path, $thumbnail_path, $name, $file_basename, $type, $size, $tmp_name, $isMakeThum)
{
    //$file_basename = substr($name, 0, strripos($name, '.')); // get file extention
    $file_ext = strtolower(substr($name, strripos($name, '.')));
    // get file name
    $allowed_file_types = array('.jpg', '.png', '.rtf', '.pdf');
    write_log("Upload: " . $name, UPLOAD_LOG);
    write_log("Type: " . $type, UPLOAD_LOG);
    write_log("Size:" . $size / 1024 . " Kb", UPLOAD_LOG);
    write_log("Stored in: " . $tmp_name, UPLOAD_LOG);
    write_log("file_ext : " . $file_ext, UPLOAD_LOG);
    //if (in_array($file_ext,$allowed_file_types) && ($size < 20000000))
    if (in_array($file_ext, $allowed_file_types) && $size < MAX_FILE_SIZE) {
        // Rename file
        //$target_path = "uploads/";
        $newfilename = md5($file_basename) . $file_ext;
        write_log("newfilename : " . $newfilename);
        if (file_exists($target_path . $newfilename)) {
            // file already exists error
            $message = "You have already uploaded this file.";
            $ret = array('file' => $newfilename, 'status' => UploadMessage::ERR_EXIST_FILE, 'message' => $message);
            write_log($message, UPLOAD_LOG);
        } else {
            move_uploaded_file($tmp_name, $target_path . $newfilename);
            $ret = UploadMessage::UPLOAD_OK;
            $message = "File uploaded successfully.";
            $ret = array('file' => $newfilename, 'status' => UploadMessage::UPLOAD_OK, 'message' => $message);
            write_log($message, UPLOAD_LOG);
            write_log($ret, UPLOAD_LOG);
            //make thumbnail image
            if ($isMakeThum) {
                $ret2 = resize($target_path . $newfilename, $thumbnail_path . $newfilename, 100, 100);
            }
        }
    } elseif (empty($file_basename)) {
        // file selection error
        $message = "Please select a file to upload.";
        $ret = array('file' => $newfilename, 'status' => UploadMessage::ERR_EMPTY_FILE_NAME, 'message' => $message);
        write_log("newfilename : " . $newfilename, UPLOAD_LOG);
    } elseif ($size > MAX_FILE_SIZE) {
        // file size error
        $message = "The file you are trying to upload is too large.";
        $ret = array('file' => $newfilename, 'status' => UploadMessage::ERR_LARGE_FILE, 'message' => $message);
        write_log($message, UPLOAD_LOG);
    } else {
        // file type error
        $message = "Only these file typs are allowed for upload: " . implode(', ', $allowed_file_types);
        write_log($message, UPLOAD_LOG);
        $ret = array('file' => $newfilename, 'status' => UploadMessage::ERR_FILE_TYPE, 'message' => $message);
        unlink($tmp_name);
    }
    return $ret;
}

function validateAndSave($file)
{
    $result = array();
    if (!preg_match('/^image\\//', $file['type']) || !preg_match('/\\.(jpe?g|gif|png|JPE?G|GIF|PNG)$/', $file['name']) || getimagesize($file['tmp_name']) === FALSE) {
        //then there is an error
        $result['status'] = 'ERR';
        $result['message'] = 'Неверный формат файла!';
    } else {
        if ($file['size'] > 3145728) {
            //if size is larger than what we expect
            $result['status'] = 'ERR';
            $result['message'] = 'Пожалуйста, выберите файл меньшего размера!';
        } else {
            if ($file['error'] != 0 || !is_uploaded_file($file['tmp_name'])) {
                //if there is an unknown error or temporary uploaded file is not what we thought it was
                $result['status'] = 'ERR';
                $result['message'] = 'Неизвестная ошибка!';
            } else {
                //save file inside current directory using a safer version of its name
                $info = @getimagesize($file['tmp_name']);
                $new_mame = uniqid() . "." . basename($info['mime']);
                $save_path = 'upload/img_dish/' . preg_replace('/[^\\w\\.\\- ]/', '', $new_mame);
                //thumbnail name is like filename-thumb.jpg
                $thumb_path = preg_replace('/\\.(.+)$/', '', $save_path) . '-thumb.jpg';
                if (!move_uploaded_file($file['tmp_name'], $save_path) or !resize($save_path, $thumb_path, 220)) {
                    $result['status'] = 'ERR';
                    $result['message'] = 'Не удалось сохранить файл!';
                } else {
                    //everything seems OK
                    $result['status'] = 'OK';
                    $result['message'] = 'Файл изменен!';
                    //require("templates/db_con.php");
                    //require("templates/sait_con.php");
                    //---------------------- пишем в базу
                    //print_r($_POST['form-fid']);
                    $thumb_name = preg_replace('/\\.(.+)$/', '', $new_mame) . '-thumb.jpg';
                    //$STH=$dbh->prepare('UPDATE `services_products` set  `photo`="'.$new_mame.'", `photo_thumb`="'.$thumb_name.'" WHERE id="'.$_POST['form-fid'].'";');
                    //$STH->execute();
                    $result['url'] = $thumb_path;
                    $result['photo'] = $new_mame;
                    $result['photo_thumb'] = $thumb_name;
                }
            }
        }
    }
    return $result;
}

function resize(&$crop_x, &$crop_y, &$new_width, &$new_height, $original_width, $original_height)
{
    $xscale = $new_width / $original_width;
    $yscale = $new_height / $original_height;
    if ($new_width <= $original_width and $new_height <= $original_height and $xscale == $yscale) {
        return;
    }
    if (isset($_GET['square'])) {
        if ($new_width === 0) {
            $new_width = $new_height;
        }
        if ($new_height === 0) {
            $new_height = $new_width;
        }
        if ($original_width > $original_height) {
            # portrait
            $crop_x = ceil(($original_width - $original_height) / 2);
        } else {
            if ($original_height > $original_width) {
                # landscape
                $crop_y = ceil(($original_height - $original_width) / 2);
            }
        }
        return;
    } else {
        if ($new_width and !$new_height) {
            return $new_height = $new_width / $original_width * $original_height;
        } elseif (!$new_width and $new_height) {
            return $new_width = $new_height / $original_height * $original_width;
        }
        if ($xscale != $yscale) {
            if ($original_width * $yscale <= $new_width) {
                $new_width = $original_width * $yscale;
            }
            if ($original_height * $xscale <= $new_height) {
                $new_height = $original_height * $xscale;
            }
        }
        $xscale = $new_width / $original_width;
        $yscale = $new_height / $original_height;
        if (round($xscale, 3) == round($yscale, 3)) {
            return;
        }
        resize($crop_x, $crop_y, $new_width, $new_height, $original_width, $original_height);
    }
}

function doImage($source, $width, $height, $timestamp = true)
{
    $image = getImage($source, $width, $height);
    if (is_null($image)) {
        die("Rendering Error");
    }
    //no cache
    header("Cache-Control: no-cache, must-revalidate");
    // HTTP/1.1
    header("Expires: Sat, 26 Jul 1997 05:00:00 GMT");
    // Date in the past
    header('Content-Type: image/jpeg');
    $image = resize($image, $width, $height);
    if ($timestamp) {
        $image = addTimeStamp($image);
    }
    imagejpeg($image);
    imagedestroy($image);
}

function compare($file1, $file2)
{
    global $config;
    $file1 = escapeshellcmd($config['destination'] . $file1);
    $file2 = escapeshellcmd($config['destination'] . $file2);
    $image1 = tempnam($config['tmp_dir'], "") . ".ppm";
    $image2 = tempnam($config['tmp_dir'], "") . ".ppm";
    $diff = tempnam($config['tmp_dir'], "") . ".ppm";
    $cmd = "/home/xrosecky/projects/compare/compare -1 '{$image1}' -2 '{$image2}' '{$file1}' '{$file2}' '{$diff}'";
    $result = exec_help("compare '{$file1}' '{$file2}'", $cmd);
    $xml = simplexml_load_string($result);
    $img1 = escapeshellcmd($config['destination'] . $xml->{"image1"}->{"checksum"} . ".png");
    $img2 = escapeshellcmd($config['destination'] . $xml->{"image2"}->{"checksum"} . ".png");
    $img_diff = escapeshellcmd($config['destination'] . $xml->{"image1"}->{"checksum"} . "_" . $xml->{"image2"}->{"checksum"} . ".png");
    resize($image1, $img1);
    resize($image2, $img2);
    resize($diff, $img_diff);
    jhove($xml->{"image1"}, $file1);
    jhove($xml->{"image2"}, $file2);
    return $xml;
}

function validateAndSave($file)
{
    $result = array();
    if (!preg_match('/^image\\//', $file['type']) || !preg_match('/\\.(jpe?g|gif|png)$/', $file['name']) || getimagesize($file['tmp_name']) === FALSE) {
        //then there is an error
        $result['status'] = 'ERR';
        $result['message'] = 'Invalid file format!';
    } else {
        if ($file['size'] > 110000) {
            //if size is larger than what we expect
            $result['status'] = 'ERR';
            $result['message'] = 'Please choose a smaller file!';
        } else {
            if ($file['error'] != 0 || !is_uploaded_file($file['tmp_name'])) {
                //if there is an unknown error or temporary uploaded file is not what we thought it was
                $result['status'] = 'ERR';
                $result['message'] = 'Unspecified error!';
            } else {
                //save file inside current directory using a safer version of its name
                $save_path = preg_replace('/[^\\w\\.\\- ]/', '', $file['name']);
                //thumbnail name is like filename-thumb.jpg
                $thumb_path = preg_replace('/\\.(.+)$/', '', $save_path) . '-thumb.jpg';
                if (!move_uploaded_file($file['tmp_name'], $save_path) or !resize($save_path, $thumb_path, 150)) {
                    $result['status'] = 'ERR';
                    $result['message'] = 'Unable to save file!';
                } else {
                    //everything seems OK
                    $result['status'] = 'OK';
                    $result['message'] = 'Avatar changed successfully!';
                    //include new thumbnails `url` in our result and send to browser
                    $result['url'] = 'http://' . $_SERVER['HTTP_HOST'] . dirname($_SERVER['SCRIPT_NAME']) . '/' . $thumb_path;
                }
            }
        }
    }
    return $result;
}

 function uploadimageAction()
 {
     if (POST) {
         if (!empty($_FILES["logo"]["name"])) {
             $v = explode(".", $_FILES["logo"]["name"]);
             $base = "public/images/user/";
             $logo = encode(rand(0, time())) . "." . $v[count($v) - 1];
             if (is_file($base . $this->session->user["image"]) && $this->session->user["image"] != 'boy.gif' && $this->session->user["image"] != 'girl.gif') {
                 unlink($base . $this->session->user["image"]);
                 unlink($base . "icon/" . $this->session->user["image"]);
                 unlink($base . "thumb/" . $this->session->user["image"]);
             }
             resize($_FILES['logo']['tmp_name'], $base . "thumb/" . $logo, 150, 150);
             resize($_FILES['logo']['tmp_name'], $base . "icon/" . $logo, 50, 50);
             move_uploaded_file($_FILES['logo']['tmp_name'], $base . $logo);
             $this->db->update("user", array("image" => $logo), "id=" . $this->session->user["id"]);
             $this->session->error = array("Your profile pic changed.", 10, "yeppe");
             $this->view->user["image"] = $this->session->user["image"] = $logo;
         } else {
             $this->view->error = array("Invalid image format uploaded", 10);
         }
         goBack();
     }
 }

function editdata()
{
    require '../include/config.php';
    $id = $_POST['id'];
    $name = $_POST['txtname'];
    $file = $_FILES['fle']['name'];
    $file_tmp = $_FILES['fle']['tmp_name'];
    $update = "UPDATE catalog SET catname = '{$name}'";
    if ($file != "") {
        check_size($file_tmp);
        $imgname = md5($file);
        $dot = substr($file, -3, 3);
        $pic_name = $imgname . "-" . time() . "." . $dot;
        resize($file_tmp, $pic_name, 150, "../../images/catproduct/tmp/");
        copy($file_tmp, "../../images/catproduct/{$pic_name}");
        $update .= ",catimg = '{$pic_name}'";
    }
    $update .= "where catid = '{$id}' ";
    $dbCon->query($update) or die($dbCon->error);
    $dbCon->close();
    //echo $update;
    header("Location: ../products/cat");
    exit;
}