Website At 100: Resize

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If you’re searching on a short, direct and simple <strong style="line-height: inherit;"><a href="http://websiteat100.com/blog/category/php/" style="-webkit-transition: background-color 0.2s ease 0s, border 0.2s ease 0s, color 0.2s ease 0s, opacity 0.2s ease-in-out 0s; color: black; line-height: inherit; text-decoration: none; transition: background-color 0.2s ease 0s, border 0.2s ease 0s, color 0.2s ease 0s, opacity 0.2s ease-in-out 0s;" title="Php blog by websiteat100.com">PHP</a> and MySQL upload and re-size</strong>script, well you’re in the right place folks, today I’ll share you how easily this scripts is and I’m using this script too in my web projects and it works fine, one of the CMS that uses this method is <a href="http://websiteat100.com/blog/category/wordpress/" style="-webkit-transition: background-color 0.2s ease 0s, border 0.2s ease 0s, color 0.2s ease 0s, opacity 0.2s ease-in-out 0s; color: black; line-height: inherit; text-decoration: none; transition: background-color 0.2s ease 0s, border 0.2s ease 0s, color 0.2s ease 0s, opacity 0.2s ease-in-out 0s;" title="Wordpress blog by websiteat100.com">WordPress </a>of course there’s a lot more <img alt=";)" src="http://www.sutanaryan.com/wp-includes/images/smilies/icon_wink.gif" style="border: 0px; height: auto; margin: 0px; max-width: 100%; vertical-align: middle;" title="" /></div>
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Why we have to re-size image?</h3>
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The answer is pretty simple, although there are lots that are need to consider but the most common are, first server load and space second web speed (remember Google love faster website) and more, hey it’s an optional so if you have SSD and lighting speed server then you don’t need to re-size images <img alt=":)" src="http://www.sutanaryan.com/wp-includes/images/smilies/icon_smile.gif" style="border: 0px; height: auto; margin: 0px; max-width: 100%; vertical-align: middle;" title="" /></div>
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Okay lets go, are you ready?</div>
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HTML Code</h3>
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This contains <a href="http://websiteat100.com/blog/category/html5-and-css3/" style="-webkit-transition: background-color 0.2s ease 0s, border 0.2s ease 0s, color 0.2s ease 0s, opacity 0.2s ease-in-out 0s; color: black; line-height: inherit; text-decoration: none; transition: background-color 0.2s ease 0s, border 0.2s ease 0s, color 0.2s ease 0s, opacity 0.2s ease-in-out 0s;" title="Html blog by websiteat100.com">HTML </a>form code for upload.</div>
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XHTML</div>
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<table style="border-collapse: collapse; border-spacing: 0px;"><tbody>
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<!–please do not tear or rip enctype, this is the most important form parameters in uploading files–></div>
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<form enctype=”multipart/form-data” method=”post”></div>
<div id="crayon-52a8111e307c2636637010-3">
    <fieldset></div>
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        <p><label for=”file”>Filename:</label><br/></div>
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            <input type=”file” name=”file” /></div>
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        </p></div>
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        <p></div>
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            <input type=”hidden” name=”task” value=”upload” /></div>
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            <input type=”submit” value=”Upload File” /></div>
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        </p></div>
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    </fieldset></div>
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</form></div>
</td></tr>
</tbody></table>
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PHP Code</h3>
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These script simply re-size image into two, 50px and 100px and before saving into database it added time stamp into the image(s) name, this to avoid conflict in other previous uploaded images.</div>
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I’ll add comment as long as I can so no need to tear the code apart and explain line by line, hope this work for you guys.</div>
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PHP</div>
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</td><td style="border: none; color: #333333; font-size: 12px; line-height: 18px; padding: 9px 10px; vertical-align: top;"><div id="crayon-52a8111e307cc336252270-1">
<?php</div>
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//include our config db</div>
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include (‘config.php’);</div>
<div id="crayon-52a8111e307cc336252270-4">
</div>
<div id="crayon-52a8111e307cc336252270-5">
$error = ”;</div>
<div id="crayon-52a8111e307cc336252270-6">
$success = ”;</div>
<div id="crayon-52a8111e307cc336252270-7">
</div>
<div id="crayon-52a8111e307cc336252270-8">
if( isset( $_POST['task']) && ‘upload’ == $_POST['task'] )</div>
<div id="crayon-52a8111e307cc336252270-9">
{</div>
<div id="crayon-52a8111e307cc336252270-10">
    // get uploaded file name</div>
<div id="crayon-52a8111e307cc336252270-11">
    $image = $_FILES["file"]["name"];</div>
<div id="crayon-52a8111e307cc336252270-12">
</div>
<div id="crayon-52a8111e307cc336252270-13">
    if( empty( $image ) ) {</div>
<div id="crayon-52a8111e307cc336252270-14">
        $error = ‘File is empty, please select image to upload.’;</div>
<div id="crayon-52a8111e307cc336252270-15">
    } else if($_FILES["file"]["type"] == “application/msword”) {</div>
<div id="crayon-52a8111e307cc336252270-16">
        $error = ‘Invalid image type, use (e.g. png, jpg, gif).’;</div>
<div id="crayon-52a8111e307cc336252270-17">
    } else if( $_FILES["file"]["error"] > 0 ) {</div>
<div id="crayon-52a8111e307cc336252270-18">
        $error = ‘Oops sorry, seems there is an error uploading your image, please try again later.’;</div>
<div id="crayon-52a8111e307cc336252270-19">
    } else {</div>
<div id="crayon-52a8111e307cc336252270-20">
</div>
<div id="crayon-52a8111e307cc336252270-21">
        // strip file slashes in uploaded file, although it will not happen but just in case <img alt=";)" class="wp-smiley" src="http://websiteat100.com/blog/wp-includes/images/smilies/icon_wink.gif" style="border: 0px; height: auto; margin: 0px !important; max-height: 1em; max-width: 100%; vertical-align: middle;" /></div>
<div id="crayon-52a8111e307cc336252270-22">
        $filename = stripslashes( $_FILES['file']['name'] );</div>
<div id="crayon-52a8111e307cc336252270-23">
        $ext = get_file_extension( $filename );</div>
<div id="crayon-52a8111e307cc336252270-24">
        $ext = strtolower( $ext );</div>
<div id="crayon-52a8111e307cc336252270-25">
</div>
<div id="crayon-52a8111e307cc336252270-26">
        if(( $ext != “jpg” ) && ( $ext != “jpeg” ) && ( $ext != “png” ) && ( $ext != “gif” ) ) {</div>
<div id="crayon-52a8111e307cc336252270-27">
            $error = ‘Unknown Image extension.’;</div>
<div id="crayon-52a8111e307cc336252270-28">
            return false;</div>
<div id="crayon-52a8111e307cc336252270-29">
        } else {</div>
<div id="crayon-52a8111e307cc336252270-30">
            // get uploaded file size</div>
<div id="crayon-52a8111e307cc336252270-31">
            $size = filesize( $_FILES['file']['tmp_name'] );</div>
<div id="crayon-52a8111e307cc336252270-32">
</div>
<div id="crayon-52a8111e307cc336252270-33">
            // get php ini settings for max uploaded file size</div>
<div id="crayon-52a8111e307cc336252270-34">
            $max_upload = ini_get( ‘upload_max_filesize’ );</div>
<div id="crayon-52a8111e307cc336252270-35">
</div>
<div id="crayon-52a8111e307cc336252270-36">
            // check if we’re able to upload lessthan the max size</div>
<div id="crayon-52a8111e307cc336252270-37">
            if( $size > $max_upload )</div>
<div id="crayon-52a8111e307cc336252270-38">
                $error = ‘You have exceeded the upload file size.’;</div>
<div id="crayon-52a8111e307cc336252270-39">
</div>
<div id="crayon-52a8111e307cc336252270-40">
            // check uploaded file extension if it is jpg or jpeg, otherwise png and if not then it goes to gif image conversion</div>
<div id="crayon-52a8111e307cc336252270-41">
            $uploaded_file = $_FILES['file']['tmp_name'];</div>
<div id="crayon-52a8111e307cc336252270-42">
            if( $ext == “jpg” || $ext == “jpeg” )</div>
<div id="crayon-52a8111e307cc336252270-43">
                $source = imagecreatefromjpeg( $uploaded_file );</div>
<div id="crayon-52a8111e307cc336252270-44">
            else if( $ext == “png” )</div>
<div id="crayon-52a8111e307cc336252270-45">
                $source = imagecreatefrompng( $uploaded_file );</div>
<div id="crayon-52a8111e307cc336252270-46">
            else</div>
<div id="crayon-52a8111e307cc336252270-47">
                $source = imagecreatefromgif( $uploaded_file );</div>
<div id="crayon-52a8111e307cc336252270-48">
</div>
<div id="crayon-52a8111e307cc336252270-49">
            // getimagesize() function simply get the size of an image</div>
<div id="crayon-52a8111e307cc336252270-50">
            list( $width, $height) = get_image_size( $uploaded_file );</div>
<div id="crayon-52a8111e307cc336252270-51">
            $ratio = $height / $width;</div>
<div id="crayon-52a8111e307cc336252270-52">
</div>
<div id="crayon-52a8111e307cc336252270-53">
            // new width 50(this is in pixel format)</div>
<div id="crayon-52a8111e307cc336252270-54">
            $nw = 50;</div>
<div id="crayon-52a8111e307cc336252270-55">
            $nh = ceil( $ratio * $nw );</div>
<div id="crayon-52a8111e307cc336252270-56">
            $dst = imagecreatetruecolor( $nw, $nh );</div>
<div id="crayon-52a8111e307cc336252270-57">
</div>
<div id="crayon-52a8111e307cc336252270-58">
            // new width 100 in pixel format too</div>
<div id="crayon-52a8111e307cc336252270-59">
            $nw1 = 100;</div>
<div id="crayon-52a8111e307cc336252270-60">
            $nh1 = ceil( $ratio * $nw1 );</div>
<div id="crayon-52a8111e307cc336252270-61">
            $dst1 = imagecreatetruecolor( $nw1, $nh1 );</div>
<div id="crayon-52a8111e307cc336252270-62">
</div>
<div id="crayon-52a8111e307cc336252270-63">
            imagecopyresampled( $dst, $source, 0, 0, 0,0, $nw, $nh, $width, $height );</div>
<div id="crayon-52a8111e307cc336252270-64">
            imagecopyresampled( $dst1, $source, 0, 0, 0, 0, $nw1, $nh1, $width, $height );</div>
<div id="crayon-52a8111e307cc336252270-65">
</div>
<div id="crayon-52a8111e307cc336252270-66">
            // rename our upload image file name, this to avoid conflict in previous upload images</div>
<div id="crayon-52a8111e307cc336252270-67">
            // to easily get our uploaded images name we added image size to the suffix</div>
<div id="crayon-52a8111e307cc336252270-68">
            $rnd_name = ‘photos_’.uniqid(mt_rand(10, 15)).’_’.time().’_50x50.’.$ext;</div>
<div id="crayon-52a8111e307cc336252270-69">
            $rnd_name1 = ‘photos_’.uniqid(mt_rand(10, 15)).’_’.time().’_100x100.’.$ext;</div>
<div id="crayon-52a8111e307cc336252270-70">
</div>
<div id="crayon-52a8111e307cc336252270-71">
            // move it to uploads dir with full quality</div>
<div id="crayon-52a8111e307cc336252270-72">
            imagejpeg( $dst, ‘/uploads/’.$rnd_name, 100 );</div>
<div id="crayon-52a8111e307cc336252270-73">
            imagejpeg( $dst1, ‘/uploads/’.$rnd_name1, 100 );</div>
<div id="crayon-52a8111e307cc336252270-74">
</div>
<div id="crayon-52a8111e307cc336252270-75">
            // I think that’s it we’re good to clear our created images</div>
<div id="crayon-52a8111e307cc336252270-76">
            imagedestroy( $source );</div>
<div id="crayon-52a8111e307cc336252270-77">
            imagedestroy( $dst );</div>
<div id="crayon-52a8111e307cc336252270-78">
            imagedestroy( $dst1 );</div>
<div id="crayon-52a8111e307cc336252270-79">
</div>
<div id="crayon-52a8111e307cc336252270-80">
            // so all clear, lets save our image to database</div>
<div id="crayon-52a8111e307cc336252270-81">
            $is_uploaded = mysql_query( “INSERT INTO attachment(photosmall, photobig) VALUES(‘$rnd_name’, ‘$rnd_name1′)” ) or die(‘erroror inserting data ‘. mysql_erroror());</div>
<div id="crayon-52a8111e307cc336252270-82">
</div>
<div id="crayon-52a8111e307cc336252270-83">
            // check if it uploaded successfully, if so then display success message otherwise the erroror message in the else statement</div>
<div id="crayon-52a8111e307cc336252270-84">
            if( $is_uploaded )</div>
<div id="crayon-52a8111e307cc336252270-85">
                $success = ‘Post shared successfully.’;</div>
<div id="crayon-52a8111e307cc336252270-86">
            else</div>
<div id="crayon-52a8111e307cc336252270-87">
                $error = ‘erroror uploading file.’;</div>
<div id="crayon-52a8111e307cc336252270-88">
</div>
<div id="crayon-52a8111e307cc336252270-89">
        }</div>
<div id="crayon-52a8111e307cc336252270-90">
</div>
<div id="crayon-52a8111e307cc336252270-91">
    }</div>
<div id="crayon-52a8111e307cc336252270-92">
}</div>
<div id="crayon-52a8111e307cc336252270-93">
?></div>
</td></tr>
</tbody></table>
</div>
</div>
<h3 style="background-color: white; color: #333333; font-family: 'Droid Sans'; font-size: 16px; font-weight: 200; letter-spacing: -0.1px; line-height: 20px; margin-top: 0px; padding: 0px; text-align: justify;">
PHP Function</h3>
<div style="background-color: white; color: #666666; font-family: 'Droid Sans'; font-size: 12px; line-height: 22px; margin-bottom: 18px; text-align: justify;">
A very simple <a href="http://websiteat100.com/blog/category/php/" style="-webkit-transition: background-color 0.2s ease 0s, border 0.2s ease 0s, color 0.2s ease 0s, opacity 0.2s ease-in-out 0s; color: black; line-height: inherit; text-decoration: none; transition: background-color 0.2s ease 0s, border 0.2s ease 0s, color 0.2s ease 0s, opacity 0.2s ease-in-out 0s;" title="Php blog by websiteat100.com">PHP </a>function to get and return the file extension.</div>
<div data-settings=" minimize scroll-mouseover" id="crayon-52a8111e307d6971153636" style="background-color: white; color: #666666; font-family: 'Droid Sans'; font-size: 12px; line-height: 22px; text-align: justify;">
<div data-settings=" show">
PHP</div>
<div>
</div>
<div>
<table style="border-collapse: collapse; border-spacing: 0px;"><tbody>
<tr><td data-settings="show" style="border: none; color: #333333; font-size: 12px; line-height: 18px; padding: 9px 10px; vertical-align: top;"><div data-line="crayon-52a8111e307d6971153636-1">
1</div>
<div data-line="crayon-52a8111e307d6971153636-2">
2</div>
<div data-line="crayon-52a8111e307d6971153636-3">
3</div>
<div data-line="crayon-52a8111e307d6971153636-4">
4</div>
<div data-line="crayon-52a8111e307d6971153636-5">
5</div>
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6</div>
<div data-line="crayon-52a8111e307d6971153636-7">
7</div>
<div data-line="crayon-52a8111e307d6971153636-8">
8</div>
<div data-line="crayon-52a8111e307d6971153636-9">
9</div>
<div data-line="crayon-52a8111e307d6971153636-10">
10</div>
</td><td style="border: none; color: #333333; font-size: 12px; line-height: 18px; padding: 9px 10px; vertical-align: top;"><div id="crayon-52a8111e307d6971153636-1">
function get_file_extension( $file )  {</div>
<div id="crayon-52a8111e307d6971153636-2">
    if( empty( $file ) )</div>
<div id="crayon-52a8111e307d6971153636-3">
        return;</div>
<div id="crayon-52a8111e307d6971153636-4">
</div>
<div id="crayon-52a8111e307d6971153636-5">
    // if goes here then good so all clear and good to go</div>
<div id="crayon-52a8111e307d6971153636-6">
    $ext = end(explode( “.”, $file ));</div>
<div id="crayon-52a8111e307d6971153636-7">
</div>
<div id="crayon-52a8111e307d6971153636-8">
    // return file extension</div>
<div id="crayon-52a8111e307d6971153636-9">
    return $ext;</div>
<div id="crayon-52a8111e307d6971153636-10">
}</div>
</td></tr>
</tbody></table>
</div>
</div>
<div style="background-color: white; color: #666666; font-family: 'Droid Sans'; font-size: 12px; line-height: 22px; margin-bottom: 18px; text-align: justify;">
<strong style="line-height: inherit;">Final Words:</strong> How and when this snippet is useful? this code is very useful to less your server load, and to lighten your site display by using re-sized images, Google love faster website so of course SEO </div>
</div>

PHP AND MYSQL UPLOAD WITH RESIZE IMAGE

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