Marty Oehme
e511ffa48d
Added formatter for csv-compatible syntax. The formatting is quite basic with no escaping happening should that be necessary. However, for an initial csv output it suffices for me.
96 lines
2.9 KiB
Python
96 lines
2.9 KiB
Python
import math
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from dataclasses import dataclass, field
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import papis.config
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from papis.document import Document
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import chevron
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TEXT_SIMILARITY_MINIMUM = 0.75
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COLOR_SIMILARITY_MINIMUM = 0.833
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COLORS = {
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"red": (1, 0, 0),
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"green": (0, 1, 0),
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"blue": (0, 0, 1),
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"yellow": (1, 1, 0),
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"purple": (0.5, 0, 0.5),
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"orange": (1, 0.65, 0),
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}
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@dataclass
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class Annotation:
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"""A PDF annotation object.
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Contains all information necessary for the annotation itself, content and metadata.
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"""
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file: str
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colors: tuple[float, float, float] = field(default_factory=lambda: (0.0, 0.0, 0.0))
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content: str = ""
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page: int = 0
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tag: str = ""
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text: str = ""
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type: str = "Highlight"
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minimum_similarity_color: float = 1.0
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def format(self, formatting: str, doc: Document = Document()):
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"""Return a formatted string of the annotation.
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Given a provided formatting pattern, this method returns the annotation
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formatted with the correct marker replacements and removals, ready
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for display or writing.
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"""
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data = {
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"file": self.file,
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"quote": self.text,
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"note": self.content,
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"page": self.page,
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"tag": self.tag,
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"type": self.type,
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"doc": doc,
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}
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return chevron.render(formatting, data)
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@property
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def colorname(self):
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"""Return the stringified version of the annotation color.
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Finds the closest named color to the annotation and returns it,
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using euclidian distance between the two color vectors.
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"""
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annot_colors = self.colors or (0.0, 0.0, 0.0)
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nearest = None
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minimum_similarity = (
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papis.config.getfloat("minimum_similarity_color", "plugins.extract") or 1.0
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)
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minimum_similarity = self.minimum_similarity_color
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for name, values in COLORS.items():
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similarity_ratio = self._color_similarity_ratio(values, annot_colors)
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if similarity_ratio >= minimum_similarity:
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minimum_similarity = similarity_ratio
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nearest = name
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return nearest
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def _color_similarity_ratio(self, color_one, color_two):
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"""Return the similarity of two colors between 0 and 1.
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Takes two rgb color tuples made of floats between 0 and 1,
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e.g. (1, 0.65, 0) for orange, and returns the similarity
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between them, with 1 being the same color and 0 being the
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difference between full black and full white, as a float.
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"""
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return 1 - (abs(math.dist([*color_one], [*color_two])) / 3)
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@dataclass
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class AnnotatedDocument:
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"""Contains all annotations belonging to a single papis document.
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Combines a document with a list of annotations which belong to it."""
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document: Document
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annotations: list[Annotation]
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# TODO could implement a from_doc() static method to generate annotation list?
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