396 lines
14 KiB
Python
396 lines
14 KiB
Python
#
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# Gramps - a GTK+/GNOME based genealogy program
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#
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# Copyright (C) 2000-2006 Donald N. Allingham
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# $Id$
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#------------------------------------------------------------------------
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#
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# python modules
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#
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#------------------------------------------------------------------------
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from gettext import gettext as _
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#------------------------------------------------------------------------
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#
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# Gramps modules
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#
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#------------------------------------------------------------------------
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import BaseDoc
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from PluginUtils import register_text_doc
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import Errors
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import Mime
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import Utils
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#------------------------------------------------------------------------
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#
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# Constants
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#
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#------------------------------------------------------------------------
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LEFT,RIGHT,CENTER = 'LEFT','RIGHT','CENTER'
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_WIDTH_IN_CHARS = 72
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#------------------------------------------------------------------------
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#
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# This routine was written by David Mertz and placed into the public
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# domain. It is sample code from his book, "Text Processing in Python"
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#
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# Modified by Alex Roitman: right-pad with spaces, if right_pad==1;
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# return empty string if no text was given
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# Another argument: "first" is the first line indent in characters
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# _relative_ to the "left" margin. It can be negative!
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#
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#------------------------------------------------------------------------
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def reformat_para(para='',left=0,right=72,just=LEFT,right_pad=0,first=0):
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if not para.strip():
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return "\n"
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words = para.split()
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lines = []
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line = ''
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word = 0
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end_words = 0
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real_left = left+first
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while not end_words:
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if len(words[word]) > right-real_left: # Handle very long words
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line = words[word]
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word +=1
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if word >= len(words):
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end_words = 1
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else: # Compose line of words
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while len(line)+len(words[word]) <= right-real_left:
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line += words[word]+' '
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word += 1
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if word >= len(words):
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end_words = 1
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break
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lines.append(line)
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real_left = left
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line = ''
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if just==CENTER:
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if right_pad:
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return '\n'.join(
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[' '*(left+first) + ln.center(right-left-first)
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for ln in lines[0:1] ] +
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[ ' '*left + ln.center(right-left) for ln in lines[1:] ]
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)
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else:
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return '\n'.join(
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[' '*(left+first) + ln.center(right-left-first).rstrip()
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for ln in lines[0:1] ] +
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[' '*left + ln.center(right-left).rstrip()
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for ln in lines[1:] ]
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)
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elif just==RIGHT:
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if right_pad:
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return '\n'.join([line.rjust(right) for line in lines])
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else:
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return '\n'.join([line.rjust(right).rstrip() for line in lines])
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else: # left justify
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if right_pad:
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return '\n'.join(
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[' '*(left+first) + line.ljust(right-left-first)
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for line in lines[0:1] ] +
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[' '*left + line.ljust(right-left) for line in lines[1:] ]
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)
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else:
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return '\n'.join(
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[' '*(left+first) + line for line in lines[0:1] ] +
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[' '*left + line for line in lines[1:] ]
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)
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#------------------------------------------------------------------------
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#
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# Ascii
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#
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#------------------------------------------------------------------------
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class AsciiDoc(BaseDoc.BaseDoc):
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#--------------------------------------------------------------------
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#
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# Opens the file, resets the text buffer.
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#
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#--------------------------------------------------------------------
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def open(self,filename):
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if filename[-4:] != ".txt":
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self.filename = filename + ".txt"
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else:
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self.filename = filename
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try:
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self.f = open(self.filename,"w")
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except IOError,msg:
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errmsg = "%s\n%s" % (_("Could not create %s") % self.filename, msg)
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raise Errors.ReportError(errmsg)
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except:
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raise Errors.ReportError(_("Could not create %s") % self.filename)
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self.in_cell = 0
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self.text = ""
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#--------------------------------------------------------------------
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#
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# Close the file. Call the app if required.
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#
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#--------------------------------------------------------------------
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def close(self):
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self.f.close()
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if self.print_req:
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apptype = 'text/plain'
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prog = Mime.get_application(apptype)
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Utils.launch(prog[0],self.filename)
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def get_usable_width(self):
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return _WIDTH_IN_CHARS
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#--------------------------------------------------------------------
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#
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# Force a section page break
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#
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#--------------------------------------------------------------------
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def end_page(self):
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self.f.write('\012')
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#--------------------------------------------------------------------
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#
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# Force a line break
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#
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#--------------------------------------------------------------------
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def line_break(self):
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if self.in_cell:
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self.cellpars[self.cellnum] = self.cellpars[self.cellnum] + '\n'
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else:
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self.f.write('\n')
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def start_superscript(self):
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if self.in_cell:
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self.cellpars[self.cellnum] = self.cellpars[self.cellnum] + '['
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else:
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self.f.write('[')
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def end_superscript(self):
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if self.in_cell:
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self.cellpars[self.cellnum] = self.cellpars[self.cellnum] + ']'
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else:
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self.f.write(']')
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#--------------------------------------------------------------------
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#
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# Starts a paragraph.
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#
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#--------------------------------------------------------------------
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def start_paragraph(self,style_name,leader=None):
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self.p = self.style_list[style_name]
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self.leader = leader
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#--------------------------------------------------------------------
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#
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# End a paragraph. First format it to the desired widths.
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# If not in table cell, write it immediately. If in the cell,
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# add it to the list for this cell after formatting.
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#
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#--------------------------------------------------------------------
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def end_paragraph(self):
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if self.p.get_alignment() == BaseDoc.PARA_ALIGN_RIGHT:
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fmt = RIGHT
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elif self.p.get_alignment() == BaseDoc.PARA_ALIGN_CENTER:
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fmt = CENTER
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else:
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fmt = LEFT
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if self.in_cell:
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right = self.cell_widths[self.cellnum]
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else:
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right = self.get_usable_width()
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# Compute indents in characters. Keep first_indent relative!
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regular_indent = 0
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first_indent = 0
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if self.p.get_left_margin():
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regular_indent = int(4*self.p.get_left_margin())
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if self.p.get_first_indent():
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first_indent = int(4*self.p.get_first_indent())
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if self.in_cell and self.cellnum < self.ncols - 1:
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right_pad = 1
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the_pad = ' '*right
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else:
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right_pad = 0
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the_pad = ''
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# Depending on the leader's presence, treat the first line differently
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if self.leader:
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# If we have a leader then we need to reformat the text
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# as if there's no special treatment for the first line.
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# Then add leader and eat up the beginning of the first line pad.
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start_at = regular_indent + min(len(self.leader)+first_indent,0)
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this_text = reformat_para(self.text,regular_indent,right,fmt,
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right_pad)
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this_text = ' '*(regular_indent+first_indent) + \
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self.leader + this_text[start_at:]
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else:
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# If no leader then reformat the text according to the first
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# line indent, as specified by style.
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this_text = reformat_para(self.text,regular_indent,right,fmt,
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right_pad,first_indent)
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this_text += '\n' + the_pad + '\n'
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if self.in_cell:
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self.cellpars[self.cellnum] = self.cellpars[self.cellnum] + \
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this_text
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else:
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self.f.write(this_text)
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self.text = ""
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#--------------------------------------------------------------------
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#
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# Start a table. Grab the table style, and store it.
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#
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#--------------------------------------------------------------------
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def start_table(self,name,style_name):
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self.tbl_style = self.table_styles[style_name]
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self.ncols = self.tbl_style.get_columns()
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#--------------------------------------------------------------------
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#
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# End a table. Turn off the self.in_cell flag
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#
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#--------------------------------------------------------------------
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def end_table(self):
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self.in_cell = 0
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#--------------------------------------------------------------------
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#
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# Start a row. Initialize lists for cell contents, number of lines,
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# and the widths. It is necessary to keep a list of cell contents
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# that is to be written after all the cells are defined.
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#
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#--------------------------------------------------------------------
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def start_row(self):
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self.cellpars = [''] * self.ncols
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self.cell_lines = [0] * self.ncols
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self.cell_widths = [0] * self.ncols
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self.cellnum = -1
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self.maxlines = 0
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table_width = self.get_usable_width() * self.tbl_style.get_width() / 100.0
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for cell in range(self.ncols):
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self.cell_widths[cell] = int( table_width * \
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self.tbl_style.get_column_width(cell) / 100.0 )
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#--------------------------------------------------------------------
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#
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# End a row. Write the cell contents. Write the line of spaces
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# if the cell has fewer lines than the maximum number.
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#
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#--------------------------------------------------------------------
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def end_row(self):
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self.in_cell = 0
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cell_text = [None]*self.ncols
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for cell in range(self.ncols):
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if self.cell_widths[cell]:
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blanks = ' '*self.cell_widths[cell] + '\n'
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if self.cell_lines[cell] < self.maxlines:
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self.cellpars[cell] = self.cellpars[cell] \
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+ blanks * (self.maxlines-self.cell_lines[cell])
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cell_text[cell] = self.cellpars[cell].split('\n')
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for line in range(self.maxlines):
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for cell in range(self.ncols):
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if self.cell_widths[cell]:
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self.f.write(cell_text[cell][line])
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self.f.write('\n')
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#--------------------------------------------------------------------
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#
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# Start a cell. Set the self.in_cell flag, increment the curren cell number.
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#
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#--------------------------------------------------------------------
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def start_cell(self,style_name,span=1):
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self.in_cell = 1
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self.cellnum = self.cellnum + span
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span = span - 1
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while span:
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self.cell_widths[self.cellnum-span] = 0
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span = span - 1
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#--------------------------------------------------------------------
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#
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# End a cell. Find out the number of lines in this cell, correct
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# the maximum number of lines if necessary.
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#
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#--------------------------------------------------------------------
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def end_cell(self):
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self.in_cell = 0
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self.cell_lines[self.cellnum] = self.cellpars[self.cellnum].count('\n')
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if self.cell_lines[self.cellnum] > self.maxlines:
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self.maxlines = self.cell_lines[self.cellnum]
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def add_photo(self,name,pos,x,y):
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this_text = '(photo)'
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if self.in_cell:
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self.cellpars[self.cellnum] = self.cellpars[self.cellnum] + this_text
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else:
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self.f.write(this_text)
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def write_note(self,text,format,style_name):
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if format == 1:
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for line in text.split('\n'):
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self.start_paragraph(style_name)
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self.write_text(line)
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self.end_paragraph()
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elif format == 0:
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for line in text.split('\n\n'):
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self.start_paragraph(style_name)
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line = line.replace('\n',' ')
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line = ' '.join(line.split())
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self.write_text(line)
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self.end_paragraph()
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#--------------------------------------------------------------------
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#
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# Writes text.
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#--------------------------------------------------------------------
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def write_text(self,text,mark=None):
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text = text.replace('<super>','[')
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text = text.replace('</super>',']')
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self.text = self.text + text
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#------------------------------------------------------------------------
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#
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# Register the document generator with the GRAMPS plugin system
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#
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#------------------------------------------------------------------------
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print_label = None
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try:
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mprog = Mime.get_application("text/plain")
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mtype = Mime.get_description('text/plain')
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if Utils.search_for(mprog[0]):
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print_label=_("Open in %s") % mprog[1]
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else:
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print_label=None
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register_text_doc(mtype,AsciiDoc,1,1,1,".txt", print_label)
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except:
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register_text_doc(_("Plain Text"),AsciiDoc,1,1,1,".txt", None)
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