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"""
Handles the template tags and description
@copyright: 2002-2007 Alberto Griggio
@author: Guy Rutenberg
@author: Alberto Griggio
@copyright: 2016 Carsten Grohmann
@license: MIT (see LICENSE.txt) - THIS PROGRAM COMES WITH NO WARRANTY
"""
import glob
import logging
import os
import wx
from xml.dom import minidom
from xml.sax import saxutils
import common
import config
import misc
import templates_ui
class Template(object):
"A class that handles the specific aspects of template files"
def __init__(self, filename=None):
self.author = ''
self.description = ''
self.instructions = ''
self.filename = filename
if filename is not None:
filexml = minidom.parse(filename)
# we have no use for all the xml data in the file. We only care
# about what is between the "description" tags
templatedata = filexml.getElementsByTagName('templatedata')
if len(templatedata):
desc_xml = templatedata[0]
try:
self.author = saxutils.unescape( desc_xml.getElementsByTagName('author')[0].firstChild.data )
except (IndexError, AttributeError): self.author = ''
try:
self.description = saxutils.unescape(
desc_xml.getElementsByTagName('description')[0].firstChild.data )
except (IndexError, AttributeError): self.description = ''
try:
self.instructions = saxutils.unescape(
desc_xml.getElementsByTagName( 'instructions')[0].firstChild.data)
except (IndexError, AttributeError): self.instructions = ''
else:
self.author = ''
self.description=''
self.instructions=''
def write(self, output, tabs):
outer_tab = u' ' * tabs
stmt = [u'%s<templatedata>\n' % outer_tab]
stmt += common.format_xml_tag(u'author', self.author, tabs + 1)
stmt += common.format_xml_tag(u'description', self.description, tabs + 1)
stmt += common.format_xml_tag(u'instructions', self.instructions, tabs + 1)
stmt.append( u'%s</templatedata>\n' % outer_tab )
output.extend(stmt)
class TemplateListDialog(templates_ui.TemplateListDialog):
"""\
Class TemplateListDialog
@ivar _logger: Class specific logging instance
"""
def __init__(self):
templates_ui.TemplateListDialog.__init__(self, None, -1, "")
self.templates = []
self.fill_template_list()
self.selected_template = None
def get_selected(self):
index = self.template_names.GetSelection()
if index >= 0:
return self.templates[index]
else:
return None
def on_open(self, event):
self.selected_template = self.get_selected()
self.EndModal(wx.ID_OPEN)
def on_select_template(self, event):
self.selected_template = self.get_selected()
if self.selected_template is not None:
t = Template(self.selected_template)
self.set_template_name(self.template_names.GetStringSelection())
self.author.SetValue(misc.wxstr(t.author))
self.description.SetValue(misc.wxstr(t.description))
self.instructions.SetValue(misc.wxstr(t.instructions))
if os.path.dirname(self.selected_template) == config.templates_path:
self.btn_delete.Disable()
self.btn_edit.Disable()
else:
self.btn_delete.Enable()
self.btn_edit.Enable()
else:
self.set_template_name("")
self.author.SetValue("")
self.description.SetValue("")
self.instructions.SetValue("")
if event:
event.Skip()
def set_template_name(self, name):
self.template_name.SetLabel(_("wxGlade template:\n") + misc.wxstr(name))
def on_edit(self, event):
self.selected_template = self.get_selected()
self.EndModal(wx.ID_EDIT)
def on_delete(self, event):
self.selected_template = self.get_selected()
if self.selected_template is not None:
name = self.template_names.GetStringSelection()
if wx.MessageBox( _("Delete template '%s'?") % misc.wxstr(name),
_("Are you sure?"), style=wx.YES|wx.NO|wx.CENTRE) == wx.YES:
try:
os.unlink(self.selected_template)
except Exception:
logging.exception(_('Internal Error'))
self.fill_template_list()
self.selected_template = None
def fill_template_list(self):
self.templates = load_templates()
self.template_names.Clear()
if self.templates:
for n in self.templates:
self.template_names.Append( os.path.splitext(os.path.basename(n))[0] )
# show details of first template
self.template_names.SetSelection(0)
self.on_select_template(None)
# end of class TemplateListDialog
def load_templates():
"Finds all the available templates"
if config.appdata_path != config.wxglade_path:
extra = glob.glob( os.path.join(config.appdata_path, "templates", "*.wgt") )
else:
extra = []
return sorted(glob.glob(os.path.join(config.templates_path, "*.wgt"))) + sorted(extra)
def select_template():
"Returns the filename of a template to load"
dlg = TemplateListDialog()
dlg.btn_delete.Hide()
dlg.btn_edit.Hide()
if dlg.ShowModal() == wx.ID_OPEN:
ret = dlg.selected_template
else:
ret = None
dlg.Destroy()
return ret
def save_template(data=None):
"Returns an out file name and template description for saving a template"
dlg = templates_ui.TemplateInfoDialog(None, -1, "")
if data is not None:
dlg.template_name.SetValue( misc.wxstr(os.path.basename(os.path.splitext(data.filename)[0])) )
dlg.author.SetValue(misc.wxstr(data.author))
dlg.description.SetValue(misc.wxstr(data.description))
dlg.instructions.SetValue(misc.wxstr(data.instructions))
ret = None
retdata = Template()
if dlg.ShowModal() == wx.ID_OK:
ret = dlg.template_name.GetValue().strip()
retdata.author = dlg.author.GetValue()
retdata.description = dlg.description.GetValue()
retdata.instructions = dlg.instructions.GetValue()
if not ret:
wx.MessageBox( _("Can't save a template with an empty name"), _("Error"), wx.OK|wx.ICON_ERROR )
dlg.Destroy()
name = ret
if ret:
template_directory = os.path.join(config.appdata_path, 'templates')
if not os.path.exists(template_directory):
try:
os.makedirs(template_directory)
except EnvironmentError:
logging.exception( _('ERROR creating directory "%s"'), template_directory )
return None, retdata
ret = os.path.join(template_directory, ret + '.wgt')
if ret and os.path.exists(ret) and \
wx.MessageBox( _("A template called '%s' already exists:\ndo you want to overwrite it?") % name,
_("Question"), wx.YES|wx.NO|wx.ICON_QUESTION) != wx.YES:
ret = None
return ret, retdata
def manage_templates():
dlg = TemplateListDialog()
dlg.btn_open.Hide()
#dlg.btn_edit.Hide()
ret = None
if dlg.ShowModal() == templates_ui.ID_EDIT:
ret = dlg.selected_template
dlg.Destroy()
return ret
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