116 lines
4.4 KiB
Python
116 lines
4.4 KiB
Python
# -*- coding:utf-8 -*-
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# Copyright (c) 2009-2016 - Simon Conseil
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# Copyright (c) 2013 - Christophe-Marie Duquesne
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to
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# deal in the Software without restriction, including without limitation the
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# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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# sell copies of the 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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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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# IN THE SOFTWARE.
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from __future__ import absolute_import
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import codecs
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import jinja2
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import logging
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import os
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import sys
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from distutils.dir_util import copy_tree
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from jinja2 import Environment, FileSystemLoader, ChoiceLoader, PrefixLoader
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from jinja2.exceptions import TemplateNotFound
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from .pkgmeta import __url__ as sigal_link
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from .utils import url_from_path
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THEMES_PATH = os.path.normpath(os.path.join(
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os.path.abspath(os.path.dirname(__file__)), 'themes'))
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class Writer(object):
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"""Generate html pages for each directory of images."""
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template_file = 'index.html'
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def __init__(self, settings, index_title=''):
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self.settings = settings
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self.output_dir = settings['destination']
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self.theme = settings['theme']
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self.index_title = index_title
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self.logger = logging.getLogger(__name__)
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# search the theme in sigal/theme if the given one does not exists
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if not os.path.exists(self.theme) or \
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not os.path.exists(os.path.join(self.theme, 'templates')):
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self.theme = os.path.join(THEMES_PATH, self.theme)
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if not os.path.exists(self.theme):
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raise Exception("Impossible to find the theme %s" % self.theme)
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self.logger.info("Theme : %s", self.theme)
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theme_relpath = os.path.join(self.theme, 'templates')
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default_loader = FileSystemLoader(os.path.join(THEMES_PATH, 'default',
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'templates'))
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# setup jinja env
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env_options = {'trim_blocks': True, 'autoescape': True}
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try:
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if tuple(int(x) for x in jinja2.__version__.split('.')) >= (2, 7):
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env_options['lstrip_blocks'] = True
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except ValueError:
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pass
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env = Environment(
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loader=ChoiceLoader([
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FileSystemLoader(theme_relpath),
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default_loader, # implicit inheritance
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PrefixLoader({'!default': default_loader}) # explicit one
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]),
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**env_options
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)
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try:
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self.template = env.get_template(self.template_file)
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except TemplateNotFound:
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self.logger.error('The index.html template was not found.')
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sys.exit(1)
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# Copy the theme files in the output dir
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self.theme_path = os.path.join(self.output_dir, 'static')
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copy_tree(os.path.join(self.theme, 'static'), self.theme_path)
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def generate_context(self, album):
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"""Generate the context dict for the given path."""
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self.logger.info("Output album : %r", album)
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return {
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'album': album,
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'index_title': self.index_title,
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'settings': self.settings,
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'sigal_link': sigal_link,
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'theme': {'name': os.path.basename(self.theme),
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'url': url_from_path(os.path.relpath(self.theme_path,
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album.dst_path))},
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}
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def write(self, album):
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"""Generate the HTML page and save it."""
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page = self.template.render(**self.generate_context(album))
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output_file = os.path.join(album.dst_path, album.output_file)
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with codecs.open(output_file, 'w', 'utf-8') as f:
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f.write(page)
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