Create OC_JSON class, for single point of creating json responses.
No real logic change, this just cleans up the code a bit.

Signed-off-by: Florian Pritz <bluewind@xinu.at>

php check both, upload_max_filesize and post_max_size, when uploading a
file so we should do the same when figuring out the maximum size.

Signed-off-by: Florian Pritz <bluewind@xinu.at>

If the file wasn't uploaded successfully bail early.

Signed-off-by: Florian Pritz <bluewind@xinu.at>

Normally a browser window will be large enough that the bar is wider
than 100px so we can use decimals to display the real usage more
closely.

Signed-off-by: Florian Pritz <bluewind@xinu.at>

The text will stay in it's place, but 0% usage will lead to an empty
bar.

Signed-off-by: Florian Pritz <bluewind@xinu.at>

When uploading a file using davfs php warned about a missing argument to
OC_FileProxy_Quota::preFile_put_contents(). Since we get a resource from
OC_Connector_Sabre_File->put(), we have to convert that before running
strlen because it expects a string.

Signed-off-by: Florian Pritz <bluewind@xinu.at>

This also moves session_start in lib/base.php down a bit because we need
OC::$SERVERROOT to get the config settings.

Signed-off-by: Florian Pritz <bluewind@xinu.at>

If you don't have any contacts, it would display a non-functioning
delete button.

Signed-off-by: Florian Pritz <bluewind@xinu.at>

The browser added random line breaks between the label and input field
making it hard to see what's what.

Now we break lines intentionally just like in setpropertyform.

Signed-off-by: Florian Pritz <bluewind@xinu.at>

Don't depend on allow_url_fopen being enabled when we already use curl
elsewhere in the code.

Signed-off-by: Florian Pritz <bluewind@xinu.at>

If you have bookmarks, but there are no tags in oc_bookmarks_tags, the
query doesn't return any results. Using a left join fixes this.

Reference:
http://stackoverflow.com/questions/3171276/select-multiple-tables-when-one-table-is-empty-in-mysql



Signed-off-by: Florian Pritz <bluewind@xinu.at>

edit() tried to do that, but it used $id which is the event id and not
the calendar id.

Signed-off-by: Florian Pritz <bluewind@xinu.at>