743 lines
23 KiB
Django/Jinja
743 lines
23 KiB
Django/Jinja
{{ ansible_header | comment }}
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# Copyright (C) 1998-2018 by the Free Software Foundation, Inc.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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# USA.
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"""Library for program-based construction of an HTML documents.
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Encapsulate HTML formatting directives in classes that act as containers
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for python and, recursively, for nested HTML formatting objects.
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"""
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# Eventually could abstract down to HtmlItem, which outputs an arbitrary html
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# object given start / end tags, valid options, and a value. Ug, objects
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# shouldn't be adding their own newlines. The next object should.
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import types
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from Mailman import mm_cfg
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from Mailman import Utils
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from Mailman.i18n import _, get_translation
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from Mailman.CSRFcheck import csrf_token
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SPACE = ' '
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EMPTYSTRING = ''
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NL = '\n'
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# Format an arbitrary object.
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def HTMLFormatObject(item, indent):
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"Return a presentation of an object, invoking their Format method if any."
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if type(item) == type(''):
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return item
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elif not hasattr(item, "Format"):
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return `item`
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else:
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return item.Format(indent)
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def CaseInsensitiveKeyedDict(d):
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result = {}
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for (k,v) in d.items():
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result[k.lower()] = v
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return result
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# Given references to two dictionaries, copy the second dictionary into the
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# first one.
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def DictMerge(destination, fresh_dict):
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for (key, value) in fresh_dict.items():
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destination[key] = value
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class Table:
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def __init__(self, **table_opts):
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self.cells = []
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self.cell_info = {}
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self.row_info = {}
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self.opts = table_opts
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def AddOptions(self, opts):
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DictMerge(self.opts, opts)
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# Sets all of the cells. It writes over whatever cells you had there
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# previously.
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def SetAllCells(self, cells):
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self.cells = cells
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# Add a new blank row at the end
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def NewRow(self):
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self.cells.append([])
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# Add a new blank cell at the end
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def NewCell(self):
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self.cells[-1].append('')
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def AddRow(self, row):
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self.cells.append(row)
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def AddCell(self, cell):
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self.cells[-1].append(cell)
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def AddCellInfo(self, row, col, **kws):
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kws = CaseInsensitiveKeyedDict(kws)
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if not self.cell_info.has_key(row):
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self.cell_info[row] = { col : kws }
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elif self.cell_info[row].has_key(col):
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DictMerge(self.cell_info[row], kws)
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else:
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self.cell_info[row][col] = kws
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def AddRowInfo(self, row, **kws):
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kws = CaseInsensitiveKeyedDict(kws)
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if not self.row_info.has_key(row):
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self.row_info[row] = kws
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else:
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DictMerge(self.row_info[row], kws)
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# What's the index for the row we just put in?
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def GetCurrentRowIndex(self):
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return len(self.cells)-1
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# What's the index for the col we just put in?
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def GetCurrentCellIndex(self):
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return len(self.cells[-1])-1
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def ExtractCellInfo(self, info):
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valid_mods = ['align', 'valign', 'nowrap', 'rowspan', 'colspan',
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'bgcolor']
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output = ''
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for (key, val) in info.items():
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if not key in valid_mods:
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continue
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if key == 'nowrap':
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output = output + ' NOWRAP'
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continue
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else:
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output = output + ' %s="%s"' % (key.upper(), val)
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return output
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def ExtractRowInfo(self, info):
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valid_mods = ['align', 'valign', 'bgcolor']
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output = ''
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for (key, val) in info.items():
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if not key in valid_mods:
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continue
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output = output + ' %s="%s"' % (key.upper(), val)
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return output
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def ExtractTableInfo(self, info):
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valid_mods = ['align', 'width', 'border', 'cellspacing', 'cellpadding',
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'bgcolor']
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output = ''
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for (key, val) in info.items():
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if not key in valid_mods:
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continue
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if key == 'border' and val == None:
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output = output + ' BORDER'
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continue
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else:
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output = output + ' %s="%s"' % (key.upper(), val)
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return output
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def FormatCell(self, row, col, indent):
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try:
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my_info = self.cell_info[row][col]
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except:
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my_info = None
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output = '\n' + ' '*indent + '<td'
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if my_info:
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output = output + self.ExtractCellInfo(my_info)
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item = self.cells[row][col]
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item_format = HTMLFormatObject(item, indent+4)
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output = '%s>%s</td>' % (output, item_format)
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return output
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def FormatRow(self, row, indent):
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try:
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my_info = self.row_info[row]
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except:
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my_info = None
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output = '\n' + ' '*indent + '<tr'
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if my_info:
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output = output + self.ExtractRowInfo(my_info)
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output = output + '>'
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for i in range(len(self.cells[row])):
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output = output + self.FormatCell(row, i, indent + 2)
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output = output + '\n' + ' '*indent + '</tr>'
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return output
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def Format(self, indent=0):
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output = '\n' + ' '*indent + '<table'
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output = output + self.ExtractTableInfo(self.opts)
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output = output + '>'
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for i in range(len(self.cells)):
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output = output + self.FormatRow(i, indent + 2)
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output = output + '\n' + ' '*indent + '</table>\n'
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return output
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class Link:
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def __init__(self, href, text, target=None):
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self.href = href
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self.text = text
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self.target = target
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def Format(self, indent=0):
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texpr = ""
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if self.target != None:
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texpr = ' target="%s"' % self.target
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return '<a href="%s"%s>%s</a>' % (HTMLFormatObject(self.href, indent),
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texpr,
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HTMLFormatObject(self.text, indent))
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class FontSize:
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"""FontSize is being deprecated - use FontAttr(..., size="...") instead."""
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def __init__(self, size, *items):
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self.items = list(items)
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self.size = size
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def Format(self, indent=0):
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output = '<font size="%s">' % self.size
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for item in self.items:
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output = output + HTMLFormatObject(item, indent)
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output = output + '</font>'
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return output
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class FontAttr:
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"""Present arbitrary font attributes."""
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def __init__(self, *items, **kw):
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self.items = list(items)
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self.attrs = kw
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def Format(self, indent=0):
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seq = []
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for k, v in self.attrs.items():
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seq.append('%s="%s"' % (k, v))
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output = '<font %s>' % SPACE.join(seq)
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for item in self.items:
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output = output + HTMLFormatObject(item, indent)
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output = output + '</font>'
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return output
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class Container:
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def __init__(self, *items):
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if not items:
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self.items = []
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else:
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self.items = items
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def AddItem(self, obj):
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self.items.append(obj)
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def Format(self, indent=0):
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output = []
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for item in self.items:
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output.append(HTMLFormatObject(item, indent))
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return EMPTYSTRING.join(output)
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class Label(Container):
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align = 'right'
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def __init__(self, *items):
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Container.__init__(self, *items)
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def Format(self, indent=0):
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return ('<div align="%s">' % self.align) + \
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Container.Format(self, indent) + \
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'</div>'
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# My own standard document template. YMMV.
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# something more abstract would be more work to use...
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class Document(Container):
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title = None
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language = None
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bgcolor = mm_cfg.WEB_BG_COLOR
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suppress_head = 0
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def set_language(self, lang=None):
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self.language = lang
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def set_bgcolor(self, color):
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self.bgcolor = color
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def SetTitle(self, title):
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self.title = title
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def Format(self, indent=0, **kws):
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charset = 'us-ascii'
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if self.language and Utils.IsLanguage(self.language):
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charset = Utils.GetCharSet(self.language)
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output = ['Content-Type: text/html; charset=%s' % charset]
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output.append('Cache-control: no-cache\n')
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if not self.suppress_head:
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kws.setdefault('bgcolor', self.bgcolor)
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tab = ' ' * indent
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output.extend([tab,
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'<HTML>',
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'<HEAD>'
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])
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if mm_cfg.IMAGE_LOGOS:
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output.append('<LINK REL="SHORTCUT ICON" HREF="%s">' %
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(mm_cfg.IMAGE_LOGOS + mm_cfg.SHORTCUT_ICON))
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# Hit all the bases
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output.append('<META http-equiv="Content-Type" '
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'content="text/html; charset=%s">' % charset)
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if self.title:
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output.append('%s<TITLE>%s</TITLE>' % (tab, self.title))
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# Add CSS to visually hide some labeling text but allow screen
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# readers to read it.
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output.append("""\
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<style type="text/css">
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div.hidden
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{position:absolute;
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left:-10000px;
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top:auto;
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width:1px;
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height:1px;
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overflow:hidden;}
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</style>
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""")
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if mm_cfg.WEB_HEAD_ADD:
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output.append(mm_cfg.WEB_HEAD_ADD)
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output.append('%s</HEAD>' % tab)
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quals = []
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# Default link colors
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if mm_cfg.WEB_VLINK_COLOR:
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kws.setdefault('vlink', mm_cfg.WEB_VLINK_COLOR)
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if mm_cfg.WEB_ALINK_COLOR:
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kws.setdefault('alink', mm_cfg.WEB_ALINK_COLOR)
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if mm_cfg.WEB_LINK_COLOR:
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kws.setdefault('link', mm_cfg.WEB_LINK_COLOR)
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for k, v in kws.items():
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quals.append('%s="%s"' % (k, v))
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output.append('%s<BODY %s' % (tab, SPACE.join(quals)))
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# Language direction
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direction = Utils.GetDirection(self.language)
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output.append('dir="%s">' % direction)
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# Always do this...
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output.append(Container.Format(self, indent))
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if not self.suppress_head:
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output.append('%s</BODY>' % tab)
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output.append('%s</HTML>' % tab)
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return NL.join(output)
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def addError(self, errmsg, tag=None):
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if tag is None:
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tag = _('Error: ')
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self.AddItem(Header(3, Bold(FontAttr(
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_(tag), color=mm_cfg.WEB_ERROR_COLOR, size='+2')).Format() +
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Italic(errmsg).Format()))
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class HeadlessDocument(Document):
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"""Document without head section, for templates that provide their own."""
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suppress_head = 1
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class StdContainer(Container):
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def Format(self, indent=0):
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# If I don't start a new I ignore indent
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output = '<%s>' % self.tag
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output = output + Container.Format(self, indent)
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output = '%s</%s>' % (output, self.tag)
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return output
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class QuotedContainer(Container):
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def Format(self, indent=0):
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# If I don't start a new I ignore indent
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output = '<%s>%s</%s>' % (
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self.tag,
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Utils.websafe(Container.Format(self, indent)),
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self.tag)
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return output
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class Header(StdContainer):
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def __init__(self, num, *items):
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self.items = items
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self.tag = 'h%d' % num
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class Address(StdContainer):
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tag = 'address'
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class Underline(StdContainer):
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tag = 'u'
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class Bold(StdContainer):
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tag = 'strong'
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class Italic(StdContainer):
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tag = 'em'
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class Preformatted(QuotedContainer):
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tag = 'pre'
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class Subscript(StdContainer):
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tag = 'sub'
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class Superscript(StdContainer):
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tag = 'sup'
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class Strikeout(StdContainer):
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tag = 'strike'
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class Center(StdContainer):
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tag = 'center'
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class Form(Container):
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def __init__(self, action='', method='POST', encoding=None,
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mlist=None, contexts=None, user=None, *items):
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apply(Container.__init__, (self,) + items)
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self.action = action
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self.method = method
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self.encoding = encoding
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self.mlist = mlist
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self.contexts = contexts
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self.user = user
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def set_action(self, action):
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self.action = action
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def Format(self, indent=0):
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spaces = ' ' * indent
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encoding = ''
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if self.encoding:
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encoding = 'enctype="%s"' % self.encoding
|
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output = '\n%s<FORM action="%s" method="%s" %s>\n' % (
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spaces, self.action, self.method, encoding)
|
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if self.mlist:
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output = output + \
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'<input type="hidden" name="csrf_token" value="%s">\n' \
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% csrf_token(self.mlist, self.contexts, self.user)
|
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output = output + Container.Format(self, indent+2)
|
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output = '%s\n%s</FORM>\n' % (output, spaces)
|
||
return output
|
||
|
||
|
||
class InputObj:
|
||
def __init__(self, name, ty, value, checked, **kws):
|
||
self.name = name
|
||
self.type = ty
|
||
self.value = value
|
||
self.checked = checked
|
||
self.kws = kws
|
||
|
||
def Format(self, indent=0):
|
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charset = get_translation().charset() or 'us-ascii'
|
||
output = ['<INPUT name="%s" type="%s" value="%s"' %
|
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(self.name, self.type, self.value)]
|
||
for item in self.kws.items():
|
||
output.append('%s="%s"' % item)
|
||
if self.checked:
|
||
output.append('CHECKED')
|
||
output.append('>')
|
||
ret = SPACE.join(output)
|
||
if self.type == 'TEXT' and isinstance(ret, unicode):
|
||
ret = ret.encode(charset, 'xmlcharrefreplace')
|
||
return ret
|
||
|
||
|
||
class SubmitButton(InputObj):
|
||
def __init__(self, name, button_text):
|
||
InputObj.__init__(self, name, "SUBMIT", button_text, checked=0)
|
||
|
||
class PasswordBox(InputObj):
|
||
def __init__(self, name, value='', size=mm_cfg.TEXTFIELDWIDTH):
|
||
InputObj.__init__(self, name, "PASSWORD", value, checked=0, size=size)
|
||
|
||
class TextBox(InputObj):
|
||
def __init__(self, name, value='', size=mm_cfg.TEXTFIELDWIDTH):
|
||
if isinstance(value, str):
|
||
safevalue = Utils.websafe(value)
|
||
else:
|
||
safevalue = value
|
||
InputObj.__init__(self, name, "TEXT", safevalue, checked=0, size=size)
|
||
|
||
class Hidden(InputObj):
|
||
def __init__(self, name, value=''):
|
||
InputObj.__init__(self, name, 'HIDDEN', value, checked=0)
|
||
|
||
class TextArea:
|
||
def __init__(self, name, text='', rows=None, cols=None, wrap='soft',
|
||
readonly=0):
|
||
if isinstance(text, str):
|
||
# Double escape HTML entities in non-readonly areas.
|
||
doubleescape = not readonly
|
||
safetext = Utils.websafe(text, doubleescape)
|
||
else:
|
||
safetext = text
|
||
self.name = name
|
||
self.text = safetext
|
||
self.rows = rows
|
||
self.cols = cols
|
||
self.wrap = wrap
|
||
self.readonly = readonly
|
||
|
||
def Format(self, indent=0):
|
||
charset = get_translation().charset() or 'us-ascii'
|
||
output = '<TEXTAREA NAME=%s' % self.name
|
||
if self.rows:
|
||
output += ' ROWS=%s' % self.rows
|
||
if self.cols:
|
||
output += ' COLS=%s' % self.cols
|
||
if self.wrap:
|
||
output += ' WRAP=%s' % self.wrap
|
||
if self.readonly:
|
||
output += ' READONLY'
|
||
output += '>%s</TEXTAREA>' % self.text
|
||
if isinstance(output, unicode):
|
||
output = output.encode(charset, 'xmlcharrefreplace')
|
||
return output
|
||
|
||
class FileUpload(InputObj):
|
||
def __init__(self, name, rows=None, cols=None, **kws):
|
||
apply(InputObj.__init__, (self, name, 'FILE', '', 0), kws)
|
||
|
||
class RadioButton(InputObj):
|
||
def __init__(self, name, value, checked=0, **kws):
|
||
apply(InputObj.__init__, (self, name, 'RADIO', value, checked), kws)
|
||
|
||
class CheckBox(InputObj):
|
||
def __init__(self, name, value, checked=0, **kws):
|
||
apply(InputObj.__init__, (self, name, "CHECKBOX", value, checked), kws)
|
||
|
||
class VerticalSpacer:
|
||
def __init__(self, size=10):
|
||
self.size = size
|
||
def Format(self, indent=0):
|
||
output = '<spacer type="vertical" height="%d">' % self.size
|
||
return output
|
||
|
||
class WidgetArray:
|
||
Widget = None
|
||
|
||
def __init__(self, name, button_names, checked, horizontal, values):
|
||
self.name = name
|
||
self.button_names = button_names
|
||
self.checked = checked
|
||
self.horizontal = horizontal
|
||
self.values = values
|
||
assert len(values) == len(button_names)
|
||
# Don't assert `checked' because for RadioButtons it is a scalar while
|
||
# for CheckedBoxes it is a vector. Subclasses will assert length.
|
||
|
||
def ischecked(self, i):
|
||
raise NotImplemented
|
||
|
||
def Format(self, indent=0):
|
||
t = Table(cellspacing=5)
|
||
items = []
|
||
for i, name, value in zip(range(len(self.button_names)),
|
||
self.button_names,
|
||
self.values):
|
||
ischecked = (self.ischecked(i))
|
||
item = ('<label>' +
|
||
self.Widget(self.name, value, ischecked).Format() +
|
||
name + '</label>')
|
||
items.append(item)
|
||
if not self.horizontal:
|
||
t.AddRow(items)
|
||
items = []
|
||
if self.horizontal:
|
||
t.AddRow(items)
|
||
return t.Format(indent)
|
||
|
||
class RadioButtonArray(WidgetArray):
|
||
Widget = RadioButton
|
||
|
||
def __init__(self, name, button_names, checked=None, horizontal=1,
|
||
values=None):
|
||
if values is None:
|
||
values = range(len(button_names))
|
||
# BAW: assert checked is a scalar...
|
||
WidgetArray.__init__(self, name, button_names, checked, horizontal,
|
||
values)
|
||
|
||
def ischecked(self, i):
|
||
return self.checked == i
|
||
|
||
class CheckBoxArray(WidgetArray):
|
||
Widget = CheckBox
|
||
|
||
def __init__(self, name, button_names, checked=None, horizontal=0,
|
||
values=None):
|
||
if checked is None:
|
||
checked = [0] * len(button_names)
|
||
else:
|
||
assert len(checked) == len(button_names)
|
||
if values is None:
|
||
values = range(len(button_names))
|
||
WidgetArray.__init__(self, name, button_names, checked, horizontal,
|
||
values)
|
||
|
||
def ischecked(self, i):
|
||
return self.checked[i]
|
||
|
||
class UnorderedList(Container):
|
||
def Format(self, indent=0):
|
||
spaces = ' ' * indent
|
||
output = '\n%s<ul>\n' % spaces
|
||
for item in self.items:
|
||
output = output + '%s<li>%s\n' % \
|
||
(spaces, HTMLFormatObject(item, indent + 2))
|
||
output = output + '%s</ul>\n' % spaces
|
||
return output
|
||
|
||
class OrderedList(Container):
|
||
def Format(self, indent=0):
|
||
spaces = ' ' * indent
|
||
output = '\n%s<ol>\n' % spaces
|
||
for item in self.items:
|
||
output = output + '%s<li>%s\n' % \
|
||
(spaces, HTMLFormatObject(item, indent + 2))
|
||
output = output + '%s</ol>\n' % spaces
|
||
return output
|
||
|
||
class DefinitionList(Container):
|
||
def Format(self, indent=0):
|
||
spaces = ' ' * indent
|
||
output = '\n%s<dl>\n' % spaces
|
||
for dt, dd in self.items:
|
||
output = output + '%s<dt>%s\n<dd>%s\n' % \
|
||
(spaces, HTMLFormatObject(dt, indent+2),
|
||
HTMLFormatObject(dd, indent+2))
|
||
output = output + '%s</dl>\n' % spaces
|
||
return output
|
||
|
||
|
||
|
||
# Logo constants
|
||
#
|
||
# These are the URLs which the image logos link to. The Mailman home page now
|
||
# points at the gnu.org site instead of the www.list.org mirror.
|
||
#
|
||
from mm_cfg import MAILMAN_URL
|
||
PYTHON_URL = 'http://www.python.org/'
|
||
GNU_URL = 'http://www.gnu.org/'
|
||
CRANS_URL = 'http://www.crans.org/'
|
||
|
||
# The names of the image logo files. These are concatentated onto
|
||
# mm_cfg.IMAGE_LOGOS (not urljoined).
|
||
DELIVERED_BY = 'mailman.jpg'
|
||
PYTHON_POWERED = 'PythonPowered.png'
|
||
GNU_HEAD = 'gnu-head-tiny.jpg'
|
||
CRANS_LOGO = 'crans.png'
|
||
|
||
|
||
def MailmanLogo():
|
||
t = Table(border=0, width='100%')
|
||
|
||
version = mm_cfg.VERSION
|
||
mmlink = _("Delivered by Mailman")
|
||
pylink = _("Python Powered")
|
||
gnulink = _("GNU's Not Unix")
|
||
cranslink = _("CRANS")
|
||
if mm_cfg.SITE_LINK:
|
||
sitelink = mm_cfg.SITE_TEXT
|
||
|
||
if mm_cfg.IMAGE_LOGOS:
|
||
def logo(file, alt, base=mm_cfg.IMAGE_LOGOS):
|
||
return '<img src="%s" alt="%s" border="0" />' % \
|
||
(base + file, alt)
|
||
mmlink = logo(DELIVERED_BY, mmlink)
|
||
pylink = logo(PYTHON_POWERED, pylink)
|
||
gnulink = logo(GNU_HEAD, gnulink)
|
||
cranslink = logo(CRANS_LOGO, cranslink)
|
||
if mm_cfg.SITE_LINK:
|
||
sitelink = logo(mm_cfg.SITE_LOGO, sitelink, "")
|
||
|
||
mmlink = Link(MAILMAN_URL, mmlink + _('<br>version %(version)s'))
|
||
pylink = Link(PYTHON_URL, pylink)
|
||
gnulink = Link(GNU_URL, gnulink)
|
||
cranslink = Link(CRANS_URL, cranslink)
|
||
links = [mmlink, pylink, gnulink, cranslink]
|
||
if mm_cfg.SITE_LINK:
|
||
if mm_cfg.SITE_URL:
|
||
sitelink = Link(mm_cfg.SITE_URL, sitelink)
|
||
links.append(sitelink)
|
||
t.AddRow(links)
|
||
return t
|
||
|
||
|
||
class SelectOptions:
|
||
def __init__(self, varname, values, legend,
|
||
selected=0, size=1, multiple=None):
|
||
self.varname = varname
|
||
self.values = values
|
||
self.legend = legend
|
||
self.size = size
|
||
self.multiple = multiple
|
||
# we convert any type to tuple, commas are needed
|
||
if not multiple:
|
||
if type(selected) == types.IntType:
|
||
self.selected = (selected,)
|
||
elif type(selected) == types.TupleType:
|
||
self.selected = (selected[0],)
|
||
elif type(selected) == types.ListType:
|
||
self.selected = (selected[0],)
|
||
else:
|
||
self.selected = (0,)
|
||
|
||
def Format(self, indent=0):
|
||
spaces = " " * indent
|
||
items = min( len(self.values), len(self.legend) )
|
||
|
||
# jcrey: If there is no argument, we return nothing to avoid errors
|
||
if items == 0:
|
||
return ""
|
||
|
||
text = "\n" + spaces + "<Select name=\"%s\"" % self.varname
|
||
if self.size > 1:
|
||
text = text + " size=%d" % self.size
|
||
if self.multiple:
|
||
text = text + " multiple"
|
||
text = text + ">\n"
|
||
|
||
for i in range(items):
|
||
if i in self.selected:
|
||
checked = " Selected"
|
||
else:
|
||
checked = ""
|
||
|
||
opt = " <option value=\"%s\"%s> %s </option>" % (
|
||
self.values[i], checked, self.legend[i])
|
||
text = text + spaces + opt + "\n"
|
||
|
||
return text + spaces + '</Select>'
|