61 lines
2.3 KiB
Python
61 lines
2.3 KiB
Python
import traceback
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from art import ART_DIR
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class ArtExporter:
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"""
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Class for exporting an Art into a non-Playscii format.
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Export logic happens in run_export; exporter authors simply extend this
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class, override run_export and the class properties below.
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"""
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format_name = "ERROR - ArtExporter.format_name"
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"User-visible name for this format, shown in export chooser."
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format_description = "ERROR - ArtExporter.format_description"
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"String (can be triple-quoted) describing format, shown in export chooser."
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file_extension = ""
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"Extension to give the exported file, sans dot."
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options_dialog_class = None
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"UIDialog subclass exposing export options to user."
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def __init__(self, app, out_filename, options={}):
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self.app = app
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self.art = self.app.ui.active_art
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# add file extension to output filename if not present
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if self.file_extension and not out_filename.endswith(
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".{}".format(self.file_extension)
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):
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out_filename += ".{}".format(self.file_extension)
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# output filename in documents/art dir
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if not out_filename.startswith(self.app.documents_dir + ART_DIR):
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out_filename = self.app.documents_dir + ART_DIR + out_filename
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self.success = False
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"Set True on successful export."
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# store final filename for log messages
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self.out_filename = out_filename
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# remove any cursor-hover changes to art in memory
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for edit in self.app.cursor.preview_edits:
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edit.undo()
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try:
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if self.run_export(out_filename, options):
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self.success = True
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else:
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line = "{} failed to export {}, see console for errors".format(
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self.__class__.__name__,
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out_filename,
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)
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self.app.log(line)
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self.app.ui.message_line.post_line(line, hold_time=10, error=True)
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except Exception:
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for line in traceback.format_exc().split("\n"):
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self.app.log(line)
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# store last used export options for "Export last"
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self.app.last_export_options = options
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def run_export(self, out_filename, options):
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"""
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Contains the actual export logic. Write data based on current art,
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return success.
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"""
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return False
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