62 lines
2.3 KiB
Python
62 lines
2.3 KiB
Python
"""
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Summary
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-------
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This plugin allows easy, variable length summaries directly embedded into the
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body of your articles.
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"""
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import types
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from pelican import signals
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def initialized(pelican):
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from pelican.settings import _DEFAULT_CONFIG
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_DEFAULT_CONFIG.setdefault('SUMMARY_BEGIN_MARKER',
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'<!-- PELICAN_BEGIN_SUMMARY -->')
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_DEFAULT_CONFIG.setdefault('SUMMARY_END_MARKER',
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'<!-- PELICAN_END_SUMMARY -->')
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if pelican:
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pelican.settings.setdefault('SUMMARY_BEGIN_MARKER',
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'<!-- PELICAN_BEGIN_SUMMARY -->')
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pelican.settings.setdefault('SUMMARY_END_MARKER',
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'<!-- PELICAN_END_SUMMARY -->')
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def content_object_init(instance):
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# if summary is already specified, use it
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if 'summary' in instance.metadata:
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return
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def _get_content(self):
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content = self._content
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if self.settings['SUMMARY_BEGIN_MARKER']:
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content = content.replace(
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self.settings['SUMMARY_BEGIN_MARKER'], '', 1)
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if self.settings['SUMMARY_END_MARKER']:
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content = content.replace(
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self.settings['SUMMARY_END_MARKER'], '', 1)
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return content
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instance._get_content = types.MethodType(_get_content, instance)
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# extract out our summary
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if not hasattr(instance, '_summary') and instance._content is not None:
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content = instance._content
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begin_summary = -1
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end_summary = -1
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if instance.settings['SUMMARY_BEGIN_MARKER']:
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begin_summary = content.find(instance.settings['SUMMARY_BEGIN_MARKER'])
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if instance.settings['SUMMARY_END_MARKER']:
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end_summary = content.find(instance.settings['SUMMARY_END_MARKER'])
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if begin_summary != -1 or end_summary != -1:
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# the beginning position has to take into account the length
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# of the marker
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begin_summary = (begin_summary +
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len(instance.settings['SUMMARY_BEGIN_MARKER'])
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if begin_summary != -1 else 0)
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end_summary = end_summary if end_summary != -1 else None
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instance._summary = content[begin_summary:end_summary]
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def register():
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signals.initialized.connect(initialized)
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signals.content_object_init.connect(content_object_init)
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