[checkmk-commits] ImageUpload(): Valuespec can now show current image

Module: check_mk Branch: master Commit: d9af1d26e6d8ae38abe799b3b2c5e6f2f36de671 URL: http://git.mathias-kettner.de/git/?p=check_mk.git;a=commit;h=d9af1d26e6d8ae… Author: Lars Michelsen <lm(a)mathias-kettner.de> Date: Mon Sep 4 11:25:43 2017 +0200 ImageUpload(): Valuespec can now show current image Change-Id: Icdaddbede38d705a2069683c79feb204754e603c --- web/htdocs/valuespec.py | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) diff --git a/web/htdocs/valuespec.py b/web/htdocs/valuespec.py index 1718cbc..8a8f283 100644 --- a/web/htdocs/valuespec.py +++ b/web/htdocs/valuespec.py @@ -4003,11 +4003,32 @@ class FileUpload(ValueSpec): class ImageUpload(FileUpload): - def __init__(self, max_size=None, *args, **kwargs): + def __init__(self, max_size=None, show_current_image=False, *args, **kwargs): self._max_size = max_size + self._show_current_image = show_current_image FileUpload.__init__(self, *args, **kwargs) + def render_input(self, varprefix, value): + self.classtype_info() + + if self._show_current_image and value: + html.open_table() + html.open_tr() + html.td(_("Current image:")) + html.td(html.render_img("data:image/png;base64,%s" % base64.b64encode(value))) + html.close_tr() + html.open_tr() + html.td(_("Upload new:")) + html.open_td() + super(ImageUpload, self).render_input(varprefix, value) + html.close_td() + html.close_tr() + html.close_table() + else: + super(ImageUpload, self).render_input(varprefix, value) + + def validate_value(self, value, varprefix): from PIL import Image from StringIO import StringIO