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Viewing changes to inkscape-0.47pre1/share/extensions/embedimage.py

  • Committer: Bazaar Package Importer
  • Author(s): Bryce Harrington
  • Date: 2009-07-02 17:09:45 UTC
  • mfrom: (1.1.9 upstream)
  • Revision ID: james.westby@ubuntu.com-20090702170945-nn6d6zswovbwju1t
Tags: 0.47~pre1-0ubuntu1
https://launchpad.net/bugs/348842
https://launchpad.net/bugs/391149
* New upstream release.
  - Don't constrain maximization on small resolution devices (pre0)
    (LP: #348842)
  - Fixes segfault on startup (pre0)
    (LP: #391149)

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inkscape-0.47pre1/share/extensions/embedimage.py
 
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#!/usr/bin/env python 
 
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'''
 
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Copyright (C) 2005,2007 Aaron Spike, aaron@ekips.org
 
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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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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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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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import inkex, os, base64, urlparse, urllib
 
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import gettext
 
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_ = gettext.gettext
 
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class Embedder(inkex.Effect):
 
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    def __init__(self):
 
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        inkex.Effect.__init__(self)
 
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        self.OptionParser.add_option("-s", "--selectedonly",
 
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            action="store", type="inkbool", 
 
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            dest="selectedonly", default=False,
 
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            help="embed only selected images")
 
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    def effect(self):
 
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        # if slectedonly is enabled and there is a selection only embed selected
 
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        # images. otherwise embed all images
 
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        if (self.options.selectedonly):
 
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            self.embedSelected(self.document, self.selected)
 
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        else:
 
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            self.embedAll(self.document)
 
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    def embedSelected(self, document, selected):
 
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        self.document=document
 
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        self.selected=selected
 
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        if (self.options.ids):
 
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            for id, node in selected.iteritems():
 
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                if node.tag == inkex.addNS('image','svg'):
 
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                    self.embedImage(node)
 
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    def embedAll(self, document):
 
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        self.document=document #not that nice... oh well
 
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        path = '//svg:image'
 
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        for node in self.document.getroot().xpath(path, namespaces=inkex.NSS):
 
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            self.embedImage(node)
 
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    def embedImage(self, node):
 
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        xlink = node.get(inkex.addNS('href','xlink'))
 
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        if xlink is None or xlink[:5] != 'data:':
 
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            absref=node.get(inkex.addNS('absref','sodipodi'))
 
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            url=urlparse.urlparse(xlink)
 
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            href=urllib.unquote(url.path)
 
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            if os.name == 'nt' and href[0] == '/':
 
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                href = href[1:]
 
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            path=''
 
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            #path selection strategy:
 
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            # 1. href if absolute
 
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            # 2. realpath-ified href
 
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            # 3. absref, only if the above does not point to a file
 
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            if (href != None):
 
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                path=os.path.realpath(href)
 
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            if (not os.path.isfile(path)):
 
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                if (absref != None):
 
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                    path=absref
 
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            if (not os.path.isfile(path)):
 
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                inkex.errormsg(_('No xlink:href or sodipodi:absref attributes found, or they do not point to an existing file! Unable to embed image.'))
 
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                if path:
 
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                    inkex.errormsg(_("Sorry we could not locate %s") % path)
 
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            if (os.path.isfile(path)):
 
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                file = open(path,"rb").read()
 
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                embed=True
 
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                if (file[:4]=='\x89PNG'):
 
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                    type='image/png'
 
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                elif (file[:2]=='\xff\xd8'):
 
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                    type='image/jpeg'
 
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                elif (file[:2]=='BM'):
 
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                    type='image/bmp'
 
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                elif (file[:6]=='GIF87a' or file[:6]=='GIF89a'):
 
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                    type='image/gif'
 
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                elif (file[:4]=='MM\x00\x2a' or file[:4]=='II\x2a\x00'):
 
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                    type='image/tiff'
 
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                #ico files lack any magic... therefore we check the filename instead
 
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                elif(path.endswith('.ico')):
 
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                    type='image/x-icon' #official IANA registered MIME is 'image/vnd.microsoft.icon' tho
 
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                else:
 
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                    embed=False
 
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                if (embed):
 
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                    node.set(inkex.addNS('href','xlink'), 'data:%s;base64,%s' % (type, base64.encodestring(file)))
 
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                    if (absref != None):
 
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                        del node.attrib[inkex.addNS('absref',u'sodipodi')]
 
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                else:
 
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                    inkex.errormsg(_("%s is not of type image/png, image/jpeg, image/bmp, image/gif, image/tiff, or image/x-icon") % path)
 
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if __name__ == '__main__':
 
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    e = Embedder()
 
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    e.affect()
 
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# vim: expandtab shiftwidth=4 tabstop=8 softtabstop=4 encoding=utf-8 textwidth=99