mirror of https://github.com/zulip/zulip.git
65 lines
2.7 KiB
Python
65 lines
2.7 KiB
Python
# This file contains various helper functions used by `build_emoji` tool.
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# See docs/subsystems/emoji.md for details on how this system works.
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from collections import defaultdict
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from typing import Any, Dict, List
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# Emojisets that we currently support.
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EMOJISETS = ['apple', 'emojione', 'google', 'twitter']
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def emoji_names_for_picker(emoji_name_maps: Dict[str, Dict[str, Any]]) -> List[str]:
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emoji_names = [] # type: List[str]
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for emoji_code, name_info in emoji_name_maps.items():
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emoji_names.append(name_info["canonical_name"])
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emoji_names.extend(name_info["aliases"])
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return sorted(emoji_names)
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# Returns a dict from categories to list of codepoints. The list of
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# codepoints are sorted according to the `sort_order` as defined in
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# `emoji_data`.
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def generate_emoji_catalog(emoji_data: List[Dict[str, Any]],
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emoji_name_maps: Dict[str, Dict[str, Any]]) -> Dict[str, List[str]]:
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sort_order = {} # type: Dict[str, int]
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emoji_catalog = defaultdict(list) # type: Dict[str, List[str]]
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for emoji_dict in emoji_data:
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emoji_code = emoji_dict["unified"].lower()
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if not emoji_is_universal(emoji_dict) or emoji_code not in emoji_name_maps:
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continue
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category = emoji_dict["category"]
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sort_order[emoji_code] = emoji_dict["sort_order"]
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emoji_catalog[category].append(emoji_code)
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# Sort the emojis according to iamcal's sort order. This sorting determines the
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# order in which emojis will be displayed in emoji picker.
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for category in emoji_catalog:
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emoji_catalog[category].sort(key=lambda emoji_code: sort_order[emoji_code])
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return dict(emoji_catalog)
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# Use only those names for which images are present in all
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# the emoji sets so that we can switch emoji sets seemlessly.
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def emoji_is_universal(emoji_dict: Dict[str, Any]) -> bool:
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for emoji_set in EMOJISETS:
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if not emoji_dict['has_img_' + emoji_set]:
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return False
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return True
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def generate_codepoint_to_name_map(emoji_name_maps: Dict[str, Dict[str, Any]]) -> Dict[str, str]:
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codepoint_to_name = {} # type: Dict[str, str]
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for emoji_code, name_info in emoji_name_maps.items():
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codepoint_to_name[emoji_code] = name_info["canonical_name"]
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return codepoint_to_name
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def generate_name_to_codepoint_map(emoji_name_maps: Dict[str, Dict[str, Any]]) -> Dict[str, str]:
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name_to_codepoint = {}
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for emoji_code, name_info in emoji_name_maps.items():
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canonical_name = name_info["canonical_name"]
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aliases = name_info["aliases"]
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name_to_codepoint[canonical_name] = emoji_code
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for alias in aliases:
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name_to_codepoint[alias] = emoji_code
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return name_to_codepoint
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