X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/34ac95f25b50531c979313fda9ef31a4c548616e..9f401d6617a11efcedda1c956b2ccea061a7540f:/doc/ikiwiki/pagespec/attachment.mdwn?ds=sidebyside diff --git a/doc/ikiwiki/pagespec/attachment.mdwn b/doc/ikiwiki/pagespec/attachment.mdwn index 40de91765..fa2bc5867 100644 --- a/doc/ikiwiki/pagespec/attachment.mdwn +++ b/doc/ikiwiki/pagespec/attachment.mdwn @@ -4,49 +4,35 @@ else="This wiki has attachments **disabled**."]] If attachments are enabled, the wiki admin can control what types of -attachments will be accepted, by entering a [[ikiwiki/PageSpec]] in the -"Allowed Attachments" field of their preferences page. +attachments will be accepted, via the `allowed_attachments` +configuration setting. -For example, to limit arbitrary files to 50 kilobytes, but allow -larger mp3 files to be uploaded by joey, a something like this could be +For example, to limit most users to uploading small images, and nothing else, +while allowing larger mp3 files to be uploaded by joey into a specific +directory, and check all attachments for viruses, something like this could be used: - (user(joey) and *.mp3 and mimetype(audio/mpeg) and maxsize(15mb)) or (!ispage() and maxsize(50kb)) + virusfree() and ((user(joey) and podcast/*.mp3 and mimetype(audio/mpeg) and maxsize(15mb)) or (mimetype(image/*) and maxsize(50kb))) -The regular [[ikiwiki/PageSpec]] syntax is expanded with thw following +The regular [[ikiwiki/PageSpec]] syntax is expanded with the following additional tests: -* maxsize(size) - - Tests whether the attachment is no larger than the specified size. - The size defaults to being in bytes, but "kb", "mb", "gb" etc can be - used to specify the units. +* "`maxsize(size)`" - tests whether the attachment is no larger than the + specified size. The size defaults to being in bytes, but "kb", "mb", "gb" + etc can be used to specify the units. -* minsize(size) - - Tests whether the attachment is no smaller than the specified size. +* "`minsize(size)`" - tests whether the attachment is no smaller than the + specified size. -* ispage() - - Tests whether the attachment will be treated by ikiwiki as a wiki page. - (Ie, if it has an extension of ".mdwn", or of any other enabled page - format). +* "`ispage()`" - tests whether the attachment will be treated by ikiwiki as a + wiki page. (Ie, if it has an extension of ".mdwn", or of any other enabled + page format). So, if you don't want to allow wiki pages to be uploaded as attachments, use `!ispage()` ; if you only want to allow wiki pages to be uploaded as attachments, use `ispage()`. -* user(username) - - Tests whether the attachment is being uploaded by a user with the - specified username. If openid is enabled, an openid can also be put here. - -* ip(address) - - Tests whether the attacment is being uploaded from the specified IP - address. - -* mimetype(foo/bar) +* "`mimetype(foo/bar)`" - checks the MIME type of the attachment. You can + include a glob in the type, for example `mimetype(image/*)`. - This checks the MIME type of the attachment. You can include a glob - in the type, for example `mimetype(image/*)`. +* "`virusfree()`" - checks the attachment with an antiviral program.