def format(self, formatter, **kw):
_ = self.request.getText
if not have_gv():
self.request.write(formatter.text(_(\
"ERROR: Graphviz Python extensions not installed. " +\
"Not performing layout.")))
return
try:
graphviz = Graphviz(engine=self.graphengine, string=self.raw)
except ValueError, e:
self.request.write(formatter.text(_(\
"ERROR: Malformed graph (%s).") % (e)))
return
def format(self, formatter, **kw):
_ = self.request.getText
if not have_gv():
self.request.write(formatter.text(_(\
"ERROR: Graphviz Python extensions not installed. " +\
"Not performing layout.")))
return
try:
graphviz = Graphviz(engine=self.graphengine, string=self.raw)
except ValueError, e:
self.request.write(formatter.text(_(\
"ERROR: Malformed graph (%s).") % (e)))
return
def execute(self):
request = self.request
_ = request.getText
pagename = request.page.page_name
if not request.user.may.read(pagename):
fault = _(u'Can not read page') + u'\n'
if self.inline:
request.write(request.formatter.text(fault))
return
request.content_type = 'text/plain'
request.write(fault)
return
form = values_to_form(request.values)
self.formargs(form)
if self.help or not self.attachment:
enter_page(request, pagename, 'View .gv attachment')
self.sendForm()
if self.help:
# This is the URL addition to the nodes that have graph data
self.urladd = url_parameters(form)
self.urladd = self.urladd.replace('&help=Inline', '')
request.write('<<ViewDot(' + self.urladd + ')>>')
exit_page(request, pagename)
return
if not self.attachment[:10].lower() == 'attachment':
fault = _(u'No attachment defined') + u'\n'
if self.inline:
request.write(request.formatter.text(fault))
return
request.content_type = 'text/plain'
request.write(fault)
return
self.attachment = self.attachment[11:]
pagename, filename = AttachFile.absoluteName(self.attachment,
self.pagename)
if not request.user.may.read(pagename):
fault = _(u'Can not read attachment page') + u'\n'
if self.inline:
request.write(request.formatter.text(fault))
return
request.content_type = 'text/plain'
request.write(fault)
return
fname = wikiutil.taintfilename(filename)
fpath = AttachFile.getFilename(request, pagename, fname)
try:
data = file(fpath, 'r').read()
except IOError:
fault = _(u'Can not read attachment') + u'\n'
if self.inline:
request.write(request.formatter.text(fault))
return
request.content_type = 'text/plain'
request.write(fault)
return
if not have_gv():
fault = _(u"ERROR: Graphviz Python extensions not installed. " +\
u"Not performing layout.")
if self.inline:
request.write(request.formatter.text(fault))
return
request.content_type = 'text/plain'
request.write(fault)
return
self.cache_key = cache_key(self.request,
[data, self.graphengine, self.format])
key = "%s-%s" % (self.cache_key, self.format)
if self.format in ['zgr', 'svg']:
formatcontent = 'svg+xml'
else:
formatcontent = self.format
if not cache_exists(request, key):
graphviz = Graphviz(engine=self.graphengine, string=data)
data = self.getLayoutInFormat(graphviz, self.format)
cache.put(self.request, key, data, content_type=formatcontent)
if self.format in ['zgr', 'svg']:
# Display zgr graphs as applets
if self.format == 'zgr':
image_p = lambda url, text: \
'<applet code="net.claribole.zgrviewer.ZGRApplet.class"'+ \
' archive="%s/gwikicommon/zgrviewer/zvtm.jar,' % \
(self.request.cfg.url_prefix_static) + \
'%s/gwikicommon/zgrviewer/zgrviewer.jar" ' % \
(self.request.cfg.url_prefix_static) + \
'width="%s" height="%s">' % (form_escape(self.width), form_escape(self.height))+\
'<param name="type" ' + \
'value="application/x-java-applet;version=1.4" />' + \
'<param name="scriptable" value="false" />' + \
'<param name="svgURL" value="%s" />' % (url) + \
'<param name="title" value="ZGRViewer - Applet" />'+ \
'<param name="appletBackgroundColor" value="#DDD" />' + \
'<param name="graphBackgroundColor" value="#DDD" />' + \
'<param name="highlightColor" value="red" />' + \
' </applet><br>\n'
else:
image_p = lambda url, text: \
'<object data="%s" alt="%s" ' % (url, text) + \
'type="image/svg+xml">\n' + \
'<embed src="%s" alt="%s" ' % (url, text) + \
'type="image/svg+xml"/>\n</object>'
else:
image_p = lambda url, text: \
'<img src="%s" alt="%s">\n' % (url, text)
image_uri = cache.url(self.request, key)
if not self.inline:
if self.format == 'zgr':
request.write('<html><body>')
request.write(image_p(image_uri, _('visualisation')))
if not self.inline and self.format == 'zgr':
request.write('</html></body>')
else:
pass # No footer
def execute(self):
request = self.request
_ = request.getText
pagename = request.page.page_name
if not request.user.may.read(pagename):
fault = _(u'Can not read page') + u'\n'
if self.inline:
request.write(request.formatter.text(fault))
return
request.content_type = 'text/plain'
request.write(fault)
return
form = values_to_form(request.values)
self.formargs(form)
if self.help or not self.attachment:
enter_page(request, pagename, 'View .gv attachment')
self.sendForm()
if self.help:
# This is the URL addition to the nodes that have graph data
self.urladd = url_parameters(form)
self.urladd = self.urladd.replace('&help=Inline', '')
request.write('<<ViewDot(' + self.urladd + ')>>')
exit_page(request, pagename)
return
if not self.attachment[:10].lower() == 'attachment':
fault = _(u'No attachment defined') + u'\n'
if self.inline:
request.write(request.formatter.text(fault))
return
request.content_type = 'text/plain'
request.write(fault)
return
self.attachment = self.attachment[11:]
pagename, filename = AttachFile.absoluteName(self.attachment,
self.pagename)
if not request.user.may.read(pagename):
fault = _(u'Can not read attachment page') + u'\n'
if self.inline:
request.write(request.formatter.text(fault))
return
request.content_type = 'text/plain'
request.write(fault)
return
fname = wikiutil.taintfilename(filename)
fpath = AttachFile.getFilename(request, pagename, fname)
try:
data = file(fpath, 'r').read()
except IOError:
fault = _(u'Can not read attachment') + u'\n'
if self.inline:
request.write(request.formatter.text(fault))
return
request.content_type = 'text/plain'
request.write(fault)
return
if not have_gv():
fault = _(u"ERROR: Graphviz Python extensions not installed. " +\
u"Not performing layout.")
if self.inline:
request.write(request.formatter.text(fault))
return
request.content_type = 'text/plain'
request.write(fault)
return
self.cache_key = cache_key(self.request,
[data, self.graphengine, self.format])
key = "%s-%s" % (self.cache_key, self.format)
if self.format in ['zgr', 'svg']:
formatcontent = 'svg+xml'
else:
formatcontent = self.format
if not cache_exists(request, key):
graphviz = Graphviz(engine=self.graphengine, string=data)
data = self.getLayoutInFormat(graphviz, self.format)
cache.put(self.request, key, data, content_type=formatcontent)
if self.format in ['zgr', 'svg']:
# Display zgr graphs as applets
if self.format == 'zgr':
image_p = lambda url, text: \
'<applet code="net.claribole.zgrviewer.ZGRApplet.class"'+ \
' archive="%s/gwikicommon/zgrviewer/zvtm.jar,' % \
(self.request.cfg.url_prefix_static) + \
'%s/gwikicommon/zgrviewer/zgrviewer.jar" ' % \
(self.request.cfg.url_prefix_static) + \
'width="%s" height="%s">' % (form_escape(self.width), form_escape(self.height))+\
'<param name="type" ' + \
'value="application/x-java-applet;version=1.4" />' + \
'<param name="scriptable" value="false" />' + \
'<param name="svgURL" value="%s" />' % (url) + \
'<param name="title" value="ZGRViewer - Applet" />'+ \
'<param name="appletBackgroundColor" value="#DDD" />' + \
'<param name="graphBackgroundColor" value="#DDD" />' + \
'<param name="highlightColor" value="red" />' + \
' </applet><br>\n'
else:
image_p = lambda url, text: \
'<object data="%s" alt="%s" ' % (url, text) + \
'type="image/svg+xml">\n' + \
'<embed src="%s" alt="%s" ' % (url, text) + \
'type="image/svg+xml"/>\n</object>'
else:
image_p = lambda url, text: \
'<img src="%s" alt="%s">\n' % (url, text)
image_uri = cache.url(self.request, key)
if not self.inline:
if self.format == 'zgr':
request.write('<html><body>')
request.write(image_p(image_uri, _('visualisation')))
if not self.inline and self.format == 'zgr':
request.write('</html></body>')
else:
pass # No footer
