107 lines
2.9 KiB
Python
Executable File
107 lines
2.9 KiB
Python
Executable File
#!/usr/bin/env python3
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#******************************************************************************
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# Copyright (C) 2018 Thomas "Cakeisalie5" Touhey <thomas@touhey.fr>
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# This file is part of the textoutpc project, which is MIT-licensed.
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#******************************************************************************
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from ..tags import TextoutBlockTag as _TextoutBlockTag
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from html import escape as _htmlescape
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__all__ = ["TextoutImageTag", "TextoutAdminImageTag"]
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class TextoutImageTag(_TextoutBlockTag):
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""" The main tag for displaying an image.
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Example uses:
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[img]picture_url[/img]
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[img=center]picture_url[/img]
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[img=12x24]picture_url[/img]
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[img=center|12x24]picture_url[/img]
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[img=x24|right]picture_url[/img]
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"""
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aliases = ('[img]',)
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raw = True
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def prepare(self, name, value):
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self._width = None
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self._height = None
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self._align = None
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self._float = False
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for arg in ("", value)[value != None].split('|'):
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if not arg:
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pass
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elif arg[0] in '0123456789x':
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self._width = None
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self._height = None
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dim = arg.split('x')
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try: self._width = int(dim[0])
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except: pass
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try: self._height = int(dim[1])
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except: pass
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elif arg in ('center', 'left', 'right'):
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self._align = arg
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elif arg in ('float-left', 'float-right'):
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self._align = arg[6:]
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self._float = True
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elif arg in ('float', 'floating'):
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self._float = True
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def preprocess(self, content):
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for prefix in ('http://', 'https://', 'ftp://', '/'):
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if content.startswith(prefix):
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break
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else:
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raise Exception("No allowed prefix!")
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self._url = content
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def content_html(self):
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style = []
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cls = []
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if self._width:
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style.append('width: {}px'.format(self._width))
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elif self._height:
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style.append('width: auto')
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if self._height:
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style.append('height: {}px'.format(self._height))
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elif self._width:
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style.append('height: auto')
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if self._float:
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cls.append('img-float')
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if self._align:
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cls.append('img-{}'.format(self._align))
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return '<img src="{}"{}{} />'.format(\
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_htmlescape(self._url),
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' class="{}"'.format(' '.join(cls)) if cls else '',
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' style="{}"'.format('; '.join(style)) if style else '')
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def content_lightscript(self):
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url = self._url.replace('[', '%5B').replace(']', '%5D')
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return '[[image:{}]]'.format(url)
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class TextoutAdminImageTag(TextoutImageTag):
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""" This tag is special for Planète Casio, as it takes images from
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the `ad`ministration's image folder.
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It just adds this folder's prefix.
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Example uses:
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[adimg]some_picture.png[/img]
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[adimg=center]some_picture.png[/img]
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[adimg=12x24]some_picture.png[/img]
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[adimg=center|12x24]some_picture.png[/img]
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[adimg=x24|right]some_picture.png[/img]
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"""
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aliases = ('[adimg]',)
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def preprocess(self, content):
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path = content
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# FIXME: check image URL!
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self._url = 'https://www.planet-casio.com/images/ad/' + path
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# End of file.
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