mirror of
https://github.com/instaloader/instaloader.git
synced 2024-08-18 04:39:39 +02:00
Fix download of hashtags and locations
Fixes #1080, fixes #1129, closes #1240.
This commit is contained in:
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d6fd4c560c
commit
5d18857695
@ -22,6 +22,7 @@ from .exceptions import *
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from .instaloadercontext import InstaloaderContext, RateController
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from .lateststamps import LatestStamps
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from .nodeiterator import NodeIterator, resumable_iteration
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from .sectioniterator import SectionIterator
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from .structures import (Hashtag, Highlight, JsonExportable, Post, PostLocation, Profile, Story, StoryItem,
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load_structure_from_file, save_structure_to_file, PostSidecarNode, TitlePic)
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@ -1088,18 +1089,12 @@ class Instaloader:
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.. versionchanged:: 4.2.9
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Require being logged in (as required by Instagram)
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"""
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has_next_page = True
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end_cursor = None
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while has_next_page:
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if end_cursor:
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params = {'__a': 1, 'max_id': end_cursor}
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else:
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params = {'__a': 1}
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location_data = self.context.get_json('explore/locations/{0}/'.format(location),
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params)['graphql']['location']['edge_location_to_media']
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yield from (Post(self.context, edge['node']) for edge in location_data['edges'])
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has_next_page = location_data['page_info']['has_next_page']
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end_cursor = location_data['page_info']['end_cursor']
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yield from SectionIterator(
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self.context,
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lambda d: d["native_location_data"]["recent"],
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lambda m: Post.from_iphone_struct(self.context, m),
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f"explore/locations/{location}/",
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)
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@_requires_login
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def download_location(self, location: str,
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46
instaloader/sectioniterator.py
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46
instaloader/sectioniterator.py
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@ -0,0 +1,46 @@
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from typing import Any, Callable, Dict, Iterator, Optional, TypeVar
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from .instaloadercontext import InstaloaderContext
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T = TypeVar('T')
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class SectionIterator(Iterator[T]):
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"""Iterator for the new 'sections'-style responses.
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.. versionadded:: 4.9"""
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def __init__(self,
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context: InstaloaderContext,
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sections_extractor: Callable[[Dict[str, Any]], Dict[str, Any]],
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media_wrapper: Callable[[Dict], T],
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query_path: str,
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first_data: Optional[Dict[str, Any]] = None):
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self._context = context
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self._sections_extractor = sections_extractor
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self._media_wrapper = media_wrapper
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self._query_path = query_path
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self._data = first_data or self._query()
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self._page_index = 0
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self._section_index = 0
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def __iter__(self):
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return self
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def _query(self, max_id: Optional[str] = None) -> Dict[str, Any]:
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pagination_variables = {"max_id": max_id} if max_id is not None else {}
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return self._sections_extractor(
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self._context.get_json(self._query_path, params={"__a": 1, **pagination_variables})
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)
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def __next__(self) -> T:
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if self._page_index < len(self._data['sections']):
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media = self._data['sections'][self._page_index]['layout_content']['medias'][self._section_index]['media']
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self._section_index += 1
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if self._section_index >= len(self._data['sections'][self._page_index]['layout_content']['medias']):
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self._section_index = 0
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self._page_index += 1
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return self._media_wrapper(media)
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if self._data['more_available']:
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self._page_index, self._section_index, self._data = 0, 0, self._query(self._data["next_max_id"])
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return self.__next__()
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raise StopIteration()
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@ -3,7 +3,9 @@ import lzma
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import re
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from base64 import b64decode, b64encode
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from collections import namedtuple
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from contextlib import suppress
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from datetime import datetime
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from itertools import islice
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from pathlib import Path
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from typing import Any, Dict, Iterable, Iterator, List, Optional, Tuple, Union
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@ -11,6 +13,7 @@ from . import __version__
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from .exceptions import *
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from .instaloadercontext import InstaloaderContext
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from .nodeiterator import FrozenNodeIterator, NodeIterator
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from .sectioniterator import SectionIterator
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PostSidecarNode = namedtuple('PostSidecarNode', ['is_video', 'display_url', 'video_url'])
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PostSidecarNode.__doc__ = "Item of a Sidecar Post."
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@ -89,6 +92,41 @@ class Post:
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"""Create a post object from a given mediaid"""
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return cls.from_shortcode(context, Post.mediaid_to_shortcode(mediaid))
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@classmethod
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def from_iphone_struct(cls, context: InstaloaderContext, media: Dict[str, Any]):
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"""Create a post from a given iphone_struct.
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.. versionadded:: 4.9"""
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media_types = {
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1: "GraphImage",
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2: "GraphVideo",
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8: "GraphSidecar",
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}
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fake_node = {
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"shortcode": media["code"],
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"id": media["pk"],
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"__typename": media_types[media["media_type"]],
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"is_video": media_types[media["media_type"]] == "GraphVideo",
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"date": media["taken_at"],
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"caption": media["caption"].get("text") if media.get("caption") is not None else None,
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"title": media.get("title"),
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"viewer_has_liked": media["has_liked"],
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"edge_media_preview_like": {"count": media["like_count"]},
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"iphone_struct": media,
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}
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with suppress(KeyError):
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fake_node["display_url"] = media['image_versions2']['candidates'][0]['url']
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with suppress(KeyError):
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fake_node["video_url"] = media['video_versions'][-1]['url']
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fake_node["video_duration"] = media["video_duration"]
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fake_node["video_view_count"] = media["view_count"]
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with suppress(KeyError):
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fake_node["edge_sidecar_to_children"] = {"edges": [{"node": {
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"display_url": node['image_versions2']['candidates'][0]['url'],
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"is_video": media_types[node["media_type"]] == "GraphVideo",
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}} for node in media["carousel_media"]]}
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return cls(context, fake_node, Profile.from_iphone_struct(context, media["user"]) if "user" in media else None)
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@staticmethod
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def shortcode_to_mediaid(code: str) -> int:
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if len(code) > 11:
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@ -665,6 +703,20 @@ class Profile:
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context.profile_id_cache[profile_id] = profile
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return profile
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@classmethod
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def from_iphone_struct(cls, context: InstaloaderContext, media: Dict[str, Any]):
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"""Create a profile from a given iphone_struct.
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.. versionadded:: 4.9"""
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return cls(context, {
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"id": media["pk"],
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"username": media["username"],
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"is_private": media["is_private"],
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"full_name": media["full_name"],
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"profile_pic_url_hd": media["profile_pic_url"],
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"iphone_struct": media,
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})
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@classmethod
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def own_profile(cls, context: InstaloaderContext):
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"""Return own profile if logged-in.
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@ -1359,6 +1411,9 @@ class Hashtag:
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L.download_post(post, target="#"+hashtag.name)
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Also, this class implements == and is hashable.
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.. versionchanged:: 4.9
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Removed ``get_related_tags()`` and ``is_top_media_only`` as these features were removed from Instagram.
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"""
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def __init__(self, context: InstaloaderContext, node: Dict[str, Any]):
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assert "name" in node
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@ -1387,8 +1442,8 @@ class Hashtag:
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return self._node["name"].lower()
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def _query(self, params):
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return self._context.get_json("explore/tags/{0}/".format(self.name),
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params)["graphql"]["hashtag"]
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json_response = self._context.get_json("explore/tags/{0}/".format(self.name), params)
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return json_response["graphql"]["hashtag"] if "graphql" in json_response else json_response["data"]
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def _obtain_metadata(self):
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if not self._has_full_metadata:
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@ -1399,7 +1454,9 @@ class Hashtag:
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json_node = self._node.copy()
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# remove posts
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json_node.pop("edge_hashtag_to_top_posts", None)
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json_node.pop("top", None)
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json_node.pop("edge_hashtag_to_media", None)
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json_node.pop("recent", None)
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return json_node
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def __repr__(self):
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@ -1435,30 +1492,33 @@ class Hashtag:
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return self._metadata("profile_pic_url")
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@property
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def description(self) -> str:
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def description(self) -> Optional[str]:
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return self._metadata("description")
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@property
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def allow_following(self) -> bool:
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return self._metadata("allow_following")
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return bool(self._metadata("allow_following"))
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@property
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def is_following(self) -> bool:
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return self._metadata("is_following")
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@property
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def is_top_media_only(self) -> bool:
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return self._metadata("is_top_media_only")
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def get_related_tags(self) -> Iterator["Hashtag"]:
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"""Yields similar hashtags."""
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yield from (Hashtag(self._context, edge["node"])
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for edge in self._metadata("edge_hashtag_to_related_tags", "edges"))
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try:
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return self._metadata("is_following")
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except KeyError:
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return bool(self._metadata("following"))
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def get_top_posts(self) -> Iterator[Post]:
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"""Yields the top posts of the hashtag."""
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yield from (Post(self._context, edge["node"])
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for edge in self._metadata("edge_hashtag_to_top_posts", "edges"))
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try:
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yield from (Post(self._context, edge["node"])
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for edge in self._metadata("edge_hashtag_to_top_posts", "edges"))
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except KeyError:
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yield from SectionIterator(
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self._context,
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lambda d: d["data"]["top"],
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lambda m: Post.from_iphone_struct(self._context, m),
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f"explore/tags/{self.name}/",
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self._metadata("top"),
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)
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@property
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def mediacount(self) -> int:
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@ -1468,22 +1528,34 @@ class Hashtag:
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The number of posts with a certain hashtag may differ from the number of posts that can actually be accessed, as
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the hashtag count might include private posts
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"""
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return self._metadata("edge_hashtag_to_media", "count")
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try:
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return self._metadata("edge_hashtag_to_media", "count")
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except KeyError:
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return self._metadata("media_count")
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def get_posts(self) -> Iterator[Post]:
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"""Yields the posts associated with this hashtag."""
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self._metadata("edge_hashtag_to_media", "edges")
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self._metadata("edge_hashtag_to_media", "page_info")
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conn = self._metadata("edge_hashtag_to_media")
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yield from (Post(self._context, edge["node"]) for edge in conn["edges"])
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while conn["page_info"]["has_next_page"]:
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data = self._query({'__a': 1, 'max_id': conn["page_info"]["end_cursor"]})
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conn = data["edge_hashtag_to_media"]
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"""Yields the recent posts associated with this hashtag."""
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try:
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self._metadata("edge_hashtag_to_media", "edges")
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self._metadata("edge_hashtag_to_media", "page_info")
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conn = self._metadata("edge_hashtag_to_media")
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yield from (Post(self._context, edge["node"]) for edge in conn["edges"])
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while conn["page_info"]["has_next_page"]:
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data = self._query({'__a': 1, 'max_id': conn["page_info"]["end_cursor"]})
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conn = data["edge_hashtag_to_media"]
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yield from (Post(self._context, edge["node"]) for edge in conn["edges"])
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except KeyError:
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yield from SectionIterator(
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self._context,
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lambda d: d["data"]["recent"],
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lambda m: Post.from_iphone_struct(self._context, m),
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f"explore/tags/{self.name}/",
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self._metadata("recent"),
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)
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def get_all_posts(self) -> Iterator[Post]:
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"""Yields all posts, i.e. all most recent posts and the top posts, in almost-chronological order."""
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sorted_top_posts = iter(sorted(self.get_top_posts(), key=lambda p: p.date_utc, reverse=True))
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sorted_top_posts = iter(sorted(islice(self.get_top_posts(), 9), key=lambda p: p.date_utc, reverse=True))
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other_posts = self.get_posts()
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next_top = next(sorted_top_posts, None)
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next_other = next(other_posts, None)
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@ -1510,6 +1582,20 @@ class Hashtag:
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yield next_other
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next_other = next(other_posts, None)
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def get_posts_resumable(self) -> NodeIterator[Post]:
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"""Get the recent posts of the hashtag in a resumable fashion.
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:rtype: NodeIterator[Post]
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.. versionadded:: 4.9"""
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return NodeIterator(
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self._context, "9b498c08113f1e09617a1703c22b2f32",
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lambda d: d['data']['hashtag']['edge_hashtag_to_media'],
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lambda n: Post(self._context, n),
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{'tag_name': self.name},
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f"https://www.instagram.com/explore/tags/{self.name}/"
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)
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class TopSearchResults:
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"""
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