mirror of
https://github.com/flynx/ImageGrid.git
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169 lines
3.4 KiB
Python
Executable File
169 lines
3.4 KiB
Python
Executable File
#=======================================================================
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__version__ = '''0.0.01'''
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__sub_version__ = '''20130521232425'''
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__copyright__ = '''(c) Alex A. Naanou 2011'''
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#-----------------------------------------------------------------------
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import os
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import Image
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import json
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import sha
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import urllib2
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from pli.logictypes import OR
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import gid
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#-----------------------------------------------------------------------
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config = {
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'absolute-path': False,
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'cache-image-name': '%(guid)s - %(name)s',
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'images': '.ImageGridCache/images.json',
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'data': '.ImageGridCache/data.json',
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'marked': '.ImageGridCache/marked.json',
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'error': '.ImageGridCache/error.log',
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'cache-structure': {
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# make these as close to standard as possible and keep sane
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# distances...
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'150px': '.ImageGridCache/150px/',
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'350px': '.ImageGridCache/350px/',
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'900px': '.ImageGridCache/900px/',
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'1080px': '.ImageGridCache/1080px/',
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'1920px': '.ImageGridCache/1920px/',
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},
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'sizes': {
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'150px': 150,
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'350px': 350,
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'900px': 900,
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'1080px': 1080,
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'1920px': 1920,
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}
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}
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data = {
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'version': '2.0',
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'current': None,
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'ribbons': [],
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'order': [],
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'image_file': 'images.json',
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}
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IMAGE_EXT = OR(*(
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'.jpg', '.jpeg', '.JPG', '.JPEG',
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))
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ERR_LOG = '''\
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ERROR: %(error)s
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SOURCE: %(source-file)s
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TARGET: %(target-file)s
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'''
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#-----------------------------------------------------------------------
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def pathjoin(*p):
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'''
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'''
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return ('/'.join(p)).replace('//', '/')
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def log_err(path, e, source_file, target_file):
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'''
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'''
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err_file = pathjoin(path, config['error'])
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if not os.path.exists(err_file):
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err = open(err_file, 'w')
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else:
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err = open(err_file, 'a')
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with err:
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err.write(ERR_LOG % {
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'source-file': source_file,
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'target-file': target_file,
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'error': e,
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})
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def hash_gid(img, force=False):
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'''
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Generate gid based on preview file content.
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NOTE: img can be either a path or an Image.
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'''
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if type(img) in (str, unicode):
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img = Image.open(img)
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return sha.sha(img.tostring()).hexdigest()
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def build_cache_dirs(path, config=config):
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'''
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Build cache directory tree.
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'''
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dirs = config['cache-structure']
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for _, k in dirs.items():
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p = pathjoin(path, k)
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if not os.path.exists(p):
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os.makedirs(p)
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def build_images(path, config=config, gid_generator=hash_gid):
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'''
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Build image structures update images.json in cache.
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'''
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absolute_path = config['absolute-path']
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for name in os.listdir(path):
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iid, ext = os.path.splitext(name)
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if ext != IMAGE_EXT:
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continue
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source_path = pathjoin(path, name)
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img = {
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'id': gid_generator(source_path),
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'type': 'image',
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'state': 'single',
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'path': None,
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'ctime': os.path.getctime(source_path),
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'preview': {},
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}
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if absolute_path == True:
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img['path'] = 'file:///' + urllib2.quote(pathjoin(path, name), safe='/:')
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else:
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img['path'] = urllib2.quote(name)
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yield img
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def build_previews(image):
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'''
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'''
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#-----------------------------------------------------------------------
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#-----------------------------------------------------------------------
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if __name__ == '__main__':
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pass
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#=======================================================================
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# vim:set ts=4 sw=4 nowrap :
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