{"id":1995,"date":"2004-03-14T18:35:58","date_gmt":"2004-03-14T18:35:58","guid":{"rendered":"http:\/\/www.soulhuntre.com\/items\/date\/2004\/03\/14\/php-file-upload-adventure\/"},"modified":"2004-03-14T18:35:58","modified_gmt":"2004-03-14T18:35:58","slug":"php-file-upload-adventure","status":"publish","type":"post","link":"http:\/\/legacyiamsenseiken.local\/2004\/03\/14\/php-file-upload-adventure\/","title":{"rendered":"PHP file upload adventure&#8230;"},"content":{"rendered":"<p>For the project I am working on for Client A I have had to tackle file uploading via the browser in <a href=\"http:\/\/www.php.net\">PHP<\/a>. I had purchased a <a href=\"http:\/\/www.macromedia.com\">Dreamweaver<\/a> extension a while back to handle this sort of thing, but it turns out to be inadequate for my needs&nbsp; in this case. I certainly have gotten the value from it, but it just isn&#8217;t flexible enough any more. So here is a little code snippet and some links that helped me out.<\/p>\n<p><!--more--><\/p>\n<p>I am not sure what I am going to do with the result, I may release it publicly or I might make it commercial. Anyway, here is a snippet that might help you out if you are looking for a way to make a unique filename in PHP.<\/p>\n<p><b>Assuming that:<\/b><\/p>\n<ul>\n<li>$iterations is an integer telling you mow many attempts you want to prevent endless loops in nightmare situations\n<li>$name is a filename root like &#8220;upload&#8221;\n<li>$ext is a filename extension like &#8220;jpg&#8221;\n<li>$path is a path to a accessible directory like &#8220;\/tmp&#8221; <\/li>\n<\/ul>\n<p><b>Then you can do this:<\/b><\/p>\n<blockquote>\n<p><em>ed. note: I altered this code for posting, so check it for errors before you use it in anything important. It&#8217;s at your own risk, if it wipes your data or turns you into a [[wp:zombie]] don&#8217;t blame me.<\/em><\/p>\n<\/blockquote>\n<blockquote>\n<p>function <strong>make_unique_name<\/strong>( $name, $ext, $path, $iterations ){<br \/>&nbsp;&nbsp;&nbsp; for( $i = 0; $i &lt; $iterations; $i++ ) {<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $testname = uniqid( $name . &#8220;_&#8221; );<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $testfullname = $testname . &#8220;.&#8221; . $ext;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; if( !file_exists( $path . &#8220;\/&#8221; . $testfullname ) ){<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; return $testfullname;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<br \/>&nbsp;&nbsp;&nbsp; }<br \/>&nbsp;&nbsp;&nbsp; return &#8220;&#8221;;<br \/>}<\/p>\n<\/blockquote>\n<p><b>These links were particularly helpful:<\/b><\/p>\n<ul>\n<li><a href=\"http:\/\/www.php.net\/manual\/en\/features.file-upload.php\">PHP- Handling file uploads<\/a>\n<li><a href=\"http:\/\/www.php.net\/manual\/en\/function.uniqid.php\">PHP- uniqid<\/a>\n<li><a href=\"http:\/\/www.php.net\/move_uploaded_file\">PHP- move_uploaded_file<\/a>\n<li><a href=\"http:\/\/www.php.net\/function.getimagesize\">PHP- getimagesize<\/a>\n<li><a href=\"http:\/\/www.php.net\/manual\/en\/features.file-upload.multiple.php\">PHP- Uploading multiple files<\/a>\n<li><a href=\"http:\/\/www.php.net\/file_exists\">PHP- file_exists<\/a>\n<li><a href=\"http:\/\/www.php.net\/manual\/en\/language.oop.php\">PHP- Classes and Objects<\/a> <\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>For the project I am working on for Client A I have had to tackle file uploading via the browser in PHP. I had purchased a Dreamweaver extension a while back to handle this sort of thing, but it turns out to be inadequate for my needs&nbsp; in this case. I certainly have gotten the [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":56233,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"aside","meta":{"footnotes":""},"categories":[278],"tags":[],"_links":{"self":[{"href":"http:\/\/legacyiamsenseiken.local\/wp-json\/wp\/v2\/posts\/1995"}],"collection":[{"href":"http:\/\/legacyiamsenseiken.local\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/legacyiamsenseiken.local\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/legacyiamsenseiken.local\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"http:\/\/legacyiamsenseiken.local\/wp-json\/wp\/v2\/comments?post=1995"}],"version-history":[{"count":0,"href":"http:\/\/legacyiamsenseiken.local\/wp-json\/wp\/v2\/posts\/1995\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/legacyiamsenseiken.local\/wp-json\/wp\/v2\/media\/56233"}],"wp:attachment":[{"href":"http:\/\/legacyiamsenseiken.local\/wp-json\/wp\/v2\/media?parent=1995"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/legacyiamsenseiken.local\/wp-json\/wp\/v2\/categories?post=1995"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/legacyiamsenseiken.local\/wp-json\/wp\/v2\/tags?post=1995"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}