mirror of
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63 lines
2.5 KiB
Python
63 lines
2.5 KiB
Python
#!/usr/bin/env python
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from .util import ERROR_COLOR, RESET_COLOR
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from .util import slugify
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from .plugins.template import Template
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import os
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class Exporter:
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"""This Exporter can convert entries and journals into text files."""
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def __init__(self, format):
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with open("jrnl/templates/" + format + ".template") as f:
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front_matter, body = f.read().strip("-\n").split("---", 2)
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self.template = Template(body)
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def export_entry(self, entry):
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"""Returns a string representation of a single entry."""
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return str(entry)
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def _get_vars(self, journal):
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return {
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'journal': journal,
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'entries': journal.entries,
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'tags': journal.tags
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}
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def export_journal(self, journal):
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"""Returns a string representation of an entire journal."""
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return self.template.render_block("journal", **self._get_vars(journal))
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def write_file(self, journal, path):
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"""Exports a journal into a single file."""
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try:
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with open(path, "w", encoding="utf-8") as f:
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f.write(self.export_journal(journal))
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return f"[Journal exported to {path}]"
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except OSError as e:
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return f"[{ERROR_COLOR}ERROR{RESET_COLOR}: {e.filename} {e.strerror}]"
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def make_filename(self, entry):
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return entry.date.strftime("%Y-%m-%d_{}.{}".format(slugify(entry.title), self.extension))
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def write_files(self, journal, path):
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"""Exports a journal into individual files for each entry."""
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for entry in journal.entries:
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try:
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full_path = os.path.join(path, self.make_filename(entry))
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with open(full_path, "w", encoding="utf-8") as f:
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f.write(self.export_entry(entry))
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except OSError as e:
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return f"[{ERROR_COLOR}ERROR{RESET_COLOR}: {e.filename} {e.strerror}]"
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return f"[Journal exported to {path}]"
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def export(self, journal, format="text", output=None):
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"""Exports to individual files if output is an existing path, or into
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a single file if output is a file name, or returns the exporter's
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representation as string if output is None."""
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if output and os.path.isdir(output): # multiple files
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return self.write_files(journal, output)
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elif output: # single file
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return self.write_file(journal, output)
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else:
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return self.export_journal(journal)
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