# Copyright 2019-2022 The ASReview Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import pandas as pd
from asreview.config import LABEL_NA
from asreview.utils import format_to_str
def preview_record(record, w_title=80, w_authors=40, automatic_width=False):
"""Return a single line preview string for record i.
Arguments
---------
record: PaperRecord
The paperRecord to preview.
w_title: int
Width to be allocated for the title of the paper.
w_authors: int
Width to be allocated for the authors of the paper.
automatic_width: bool
If true, compute w_title, w_authors from the console width.
Returns
-------
str:
A string that previews a paper record.
"""
if automatic_width:
term_width = os.get_terminal_size().columns
width_available = term_width - 7
w_title = round((2 / 3) * width_available)
w_authors = width_available - w_title
title_str = ""
author_str = ""
heading = record.title
if heading is None:
heading = record.abstract
if heading is not None:
if len(heading) > w_title:
title_str = heading[:w_title - 2] + ".."
else:
title_str = heading
if record.authors is not None:
cur_authors = format_to_str(record.authors)
if len(cur_authors) > w_authors:
author_str = cur_authors[:w_authors - 2] + ".."
else:
author_str = cur_authors
format_str = "{0: <" + str(w_title) + "} " + "{1: <" + str(w_authors)
format_str += "}"
prev_str = format_str.format(title_str, author_str)
return prev_str
def format_record(record, use_cli_colors=True):
"""Format one record for displaying in the CLI.
Arguments
---------
record: PaperRecord
The paperRecord to format.
use_cli_colors: bool
Some terminals support colors, set to True to use them.
Returns
-------
str:
A string including title, abstracts and authors.
"""
if record.title is not None:
title = record.title
if use_cli_colors:
title = "\033[95m" + title + "\033[0m"
title += "\n"
else:
title = ""
if record.authors is not None and len(record.authors) > 0:
authors = format_to_str(record.authors) + "\n"
else:
authors = ""
if record.abstract is not None and len(record.abstract) > 0:
abstract = record.abstract
abstract = "\n" + abstract + "\n"
else:
abstract = ""
if record.included == 0:
label = "IRRELEVANT"
elif record.included == 1:
label = "RELEVANT"
else:
label = ""
header = f"---{record.record_id}---{label}---"
return (f"\n{header:-<60}\n{title}{authors}{abstract}")
[docs]class PaperRecord():
"""A single record from a paper in a systematic review.
Arguments
---------
record_id: int
Some identifier for this record.
title: str
Paper title.
abstract: str
Paper abstract.
authors: str, list
Authors of the paper.
notes: str, list
Notes of the paper.
keywords: str, list
Keywords of the paper.
label: int
Current label of the paper. No label is indicated by
asreview.config.LABEL_NA (== -1).
kwargs: dict
Any extra keyword arguments will be put in self.extra_fields.
"""
def __init__(self, record_id, column_spec={}, **kwargs):
for attr in [
"title",
"abstract",
"authors",
"notes",
"keywords",
"doi",
"url",
"included",
]:
if attr in column_spec:
col = column_spec[attr]
elif attr in kwargs:
col = attr
else:
col = None
attr_val = kwargs.pop(col, None)
if attr_val is not None and pd.isna(attr_val):
attr_val = None
setattr(self, attr, attr_val)
self.record_id = record_id
if self.included is None:
self.included = LABEL_NA
else:
self.included = int(self.included)
self.extra_fields = kwargs
for attr, val in self.extra_fields.items():
if not isinstance(val, list) and pd.isna(val):
self.extra_fields[attr] = None
def __str__(self):
return format_record(self)
@property
def text(self):
"""Create a single string from title + abstract.
Returns
-------
str:
Concatenated string from title + abstract.
"""
title = self.title
abstract = self.abstract
if title is None:
title = ""
if abstract is None:
abstract = ""
return title + " " + abstract
@property
def heading(self):
"""Return the title of the paper."""
if self.title is None:
return ""
return self.title
@property
def body(self):
"""Return the abstract of the paper."""
if self.abstract is None:
return ""
return self.abstract