100 lines
3.6 KiB
Python
100 lines
3.6 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright © 2012-2013 Roberto Alsina and others.
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# Permission is hereby granted, free of charge, to any
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# person obtaining a copy of this software and associated
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# documentation files (the "Software"), to deal in the
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# Software without restriction, including without limitation
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# the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the
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# Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice
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# shall be included in all copies or substantial portions of
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# the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
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# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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# PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS
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# OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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# OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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import json
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import os
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from docutils import nodes
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from docutils.parsers.rst import Directive, directives
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import lxml
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from nikola.plugin_categories import RestExtension
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from nikola.utils import LocaleBorg
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class Plugin(RestExtension):
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name = "gallery_directive"
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def set_site(self, site):
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self.site = site
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self.inject_dependency('render_posts', 'render_galleries')
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Gallery.site = site
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directives.register_directive('gallery', Gallery)
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return super(Plugin, self).set_site(site)
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class Gallery(Directive):
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""" Restructured text extension for inserting an image gallery
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Usage:
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.. gallery:: foo
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"""
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has_content = False
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required_arguments = 1
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optional_arguments = 0
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def run(self):
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gallery_name = self.arguments[0]
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kw = {
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'output_folder': self.site.config['OUTPUT_FOLDER'],
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'thumbnail_size': self.site.config['THUMBNAIL_SIZE'],
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}
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gallery_index_file = os.path.join(kw['output_folder'], self.site.path('gallery', gallery_name))
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gallery_index_path = self.site.path('gallery', gallery_name)
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gallery_folder = os.path.dirname(gallery_index_path)
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self.state.document.settings.record_dependencies.add(gallery_index_file)
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with open(gallery_index_file, 'r') as inf:
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data = inf.read()
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dom = lxml.html.fromstring(data)
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text = [e.text for e in dom.xpath('//script') if e.text and 'jsonContent = ' in e.text][0]
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photo_array = json.loads(text.split(' = ', 1)[1].split(';', 1)[0])
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for img in photo_array:
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img['url'] = '/' + '/'.join([gallery_folder, img['url']])
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img['url_thumb'] = '/' + '/'.join([gallery_folder, img['url_thumb']])
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photo_array_json = json.dumps(photo_array)
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context = {}
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context['description'] = ''
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context['title'] = ''
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context['lang'] = LocaleBorg().current_lang
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context['crumbs'] = []
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context['folders'] = []
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context['photo_array'] = photo_array
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context['photo_array_json'] = photo_array_json
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context['permalink'] = '#'
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context.update(self.site.GLOBAL_CONTEXT)
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context.update(kw)
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output = self.site.template_system.render_template(
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'gallery.tmpl',
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None,
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context
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)
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# This magical comment makes everything work. Try removing it!
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output = '\n<!-- foo -->\n%s\n\n\n' % output
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return [nodes.raw('', output, format='html')]
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