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file replace option for wall attachments.

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This commit is contained in:
friendica 2013-01-30 20:42:20 -08:00
parent 2f9a9ec8b1
commit a72c16c7c0
1 changed files with 53 additions and 18 deletions
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71
mod/wall_attach.php
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@ -41,6 +41,25 @@ function wall_attach_post(&$a) {
$filename = basename($_FILES['userfile']['name']); $filename = basename($_FILES['userfile']['name']);
$filesize = intval($_FILES['userfile']['size']); $filesize = intval($_FILES['userfile']['size']);
$replace = ((x($_REQUEST,'replace')) ? intval($_REQUEST['replace']) : 0);
$existing_size = 0;
if($replace) {
$x = q("select id, filesize, allow_cid, allow_gid, deny_cid, deny_gid from attach where id = %d and uid = %d limit 1",
intval($replace),
intval($page_owner_uid)
);
if(! $x) {
notice('Cannot locate file to replace');
killme();
}
$existing_size = intval($x[0]['filesize']);
}
$maxfilesize = get_config('system','maxfilesize'); $maxfilesize = get_config('system','maxfilesize');
if(($maxfilesize) && ($filesize > $maxfilesize)) { if(($maxfilesize) && ($filesize > $maxfilesize)) {
@ -54,33 +73,49 @@ function wall_attach_post(&$a) {
$r = q("select sum(filesize) as total from attach where uid = %d ", $r = q("select sum(filesize) as total from attach where uid = %d ",
intval($page_owner_uid) intval($page_owner_uid)
); );
if(($r) && (($r[0]['total'] + strlen($imagedata)) > $limit)) { if(($r) && (($r[0]['total'] + $filesize) > ($limit - $existing_size))) {
echo upgrade_message(true) . EOL ; echo upgrade_message(true) . EOL ;
@unlink($src); @unlink($src);
killme(); killme();
} }
} }
// TODO turn this into a general file upload api where permissions can be set on demand and move it out of the front end controller.
// We're making several assumptions that we are uploading into a post, which defaults to owner privacy until the post is completed
// and permissions are updated to match the post.
$filedata = @file_get_contents($src); $filedata = @file_get_contents($src);
$mimetype = z_mime_content_type($filename); $mimetype = z_mime_content_type($filename);
$hash = random_string(); $hash = random_string();
$created = datetime_convert(); $created = datetime_convert();
$r = q("INSERT INTO `attach` ( `aid`, `uid`, `hash`, `filename`, `filetype`, `filesize`, `data`, `created`, `edited`, `allow_cid`, `allow_gid`,`deny_cid`, `deny_gid` ) if($replace) {
VALUES ( %d, %d, '%s', '%s', '%s', %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s' ) ", $r = q("update attach set filename = '%s', filetype = '%s', filesize = %d, data = '%s', edited = '%s' where id = %d limit 1",
intval($channel['channel_account_id']), dbesc($filename),
intval($page_owner_uid), dbesc($mimetype),
dbesc($hash), intval($filesize),
dbesc($filename), dbesc($filedata),
dbesc($mimetype), dbesc($created),
intval($filesize), intval($replace)
dbesc($filedata), );
dbesc($created), }
dbesc($created), else {
dbesc('<' . $channel['channel_hash'] . '>'), $r = q("INSERT INTO `attach` ( `aid`, `uid`, `hash`, `filename`, `filetype`, `filesize`, `data`, `created`, `edited`, `allow_cid`, `allow_gid`,`deny_cid`, `deny_gid` )
dbesc(''), VALUES ( %d, %d, '%s', '%s', '%s', %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s' ) ",
dbesc(''), intval($channel['channel_account_id']),
dbesc('') intval($page_owner_uid),
); dbesc($hash),
dbesc($filename),
dbesc($mimetype),
intval($filesize),
dbesc($filedata),
dbesc($created),
dbesc($created),
dbesc('<' . $channel['channel_hash'] . '>'),
dbesc(''),
dbesc(''),
dbesc('')
);
}
@unlink($src); @unlink($src);
@ -95,7 +130,7 @@ function wall_attach_post(&$a) {
dbesc($hash) dbesc($hash)
); );
if(! count($r)) { if(! $r) {
echo ( t('File upload failed.') . EOL); echo ( t('File upload failed.') . EOL);
killme(); killme();
} }