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[Glitch] Revamp post filtering system

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Port front-end changes from 02851848e9 to glitch-soc

Signed-off-by: Claire <claire.github-309c@sitedethib.com>
This commit is contained in:
Claire
2022-06-28 09:42:13 +02:00
parent 4be626734d
commit a15fe32e61
11 changed files with 95 additions and 163 deletions
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78
app/javascript/flavours/glitch/selectors/index.js
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@@ -41,15 +41,15 @@ export const toServerSideType = columnType => {
const escapeRegExp = string =>
string.replace(/[.*+?^${}()|[\]\\]/g, '\\$&'); // $& means the whole matched string
export const regexFromFilters = filters => {
if (filters.size === 0) {
const regexFromKeywords = keywords => {
if (keywords.size === 0) {
return null;
}
return new RegExp(filters.map(filter => {
let expr = escapeRegExp(filter.get('phrase'));
return new RegExp(keywords.map(keyword_filter => {
let expr = escapeRegExp(keyword_filter.get('keyword'));
if (filter.get('whole_word')) {
if (keyword_filter.get('whole_word')) {
if (/^[\w]/.test(expr)) {
expr = `\\b${expr}`;
}
@@ -63,27 +63,15 @@ export const regexFromFilters = filters => {
}).join('|'), 'i');
};
// Memoize the filter regexps for each valid server contextType
const makeGetFiltersRegex = () => {
let memo = {};
const getFilters = (state, { contextType }) => {
if (!contextType) return null;
return (state, { contextType }) => {
if (!contextType) return ImmutableList();
const serverSideType = toServerSideType(contextType);
const now = new Date();
const serverSideType = toServerSideType(contextType);
const filters = state.get('filters', ImmutableList()).filter(filter => filter.get('context').includes(serverSideType) && (filter.get('expires_at') === null || Date.parse(filter.get('expires_at')) > (new Date())));
if (!memo[serverSideType] || !is(memo[serverSideType].filters, filters)) {
const dropRegex = regexFromFilters(filters.filter(filter => filter.get('irreversible')));
const regex = regexFromFilters(filters);
memo[serverSideType] = { filters: filters, results: [dropRegex, regex] };
}
return memo[serverSideType].results;
};
return state.get('filters').filter((filter) => filter.get('context').includes(serverSideType) && (filter.get('expires_at') === null || filter.get('expires_at') > now));
};
export const getFiltersRegex = makeGetFiltersRegex();
export const makeGetStatus = () => {
return createSelector(
[
@@ -91,56 +79,32 @@ export const makeGetStatus = () => {
(state, { id }) => state.getIn(['statuses', state.getIn(['statuses', id, 'reblog'])]),
(state, { id }) => state.getIn(['accounts', state.getIn(['statuses', id, 'account'])]),
(state, { id }) => state.getIn(['accounts', state.getIn(['statuses', state.getIn(['statuses', id, 'reblog']), 'account'])]),
(state, _) => state.getIn(['local_settings', 'filtering_behavior']),
(state, _) => state.get('filters', ImmutableList()),
(_, { contextType }) => contextType,
getFiltersRegex,
getFilters,
],
(statusBase, statusReblog, accountBase, accountReblog, filteringBehavior, filters, contextType, filtersRegex) => {
(statusBase, statusReblog, accountBase, accountReblog, filters) => {
if (!statusBase) {
return null;
}
const dropRegex = (accountReblog || accountBase).get('id') !== me && filtersRegex[0];
if (dropRegex && dropRegex.test(statusBase.get('reblog') ? statusReblog.get('search_index') : statusBase.get('search_index'))) {
return null;
let filtered = false;
if ((accountReblog || accountBase).get('id') !== me && filters) {
let filterResults = statusReblog?.get('filtered') || statusBase.get('filtered') || ImmutableList();
if (filterResults.some((result) => filters.getIn([result.get('filter'), 'filter_action']) === 'hide')) {
return null;
}
if (!filterResults.isEmpty()) {
filtered = filterResults.map(result => filters.getIn([result.get('filter'), 'title']));
}
}
const regex = (accountReblog || accountBase).get('id') !== me && filtersRegex[1];
let filtered = false;
if (statusReblog) {
filtered = regex && regex.test(statusReblog.get('search_index'));
statusReblog = statusReblog.set('account', accountReblog);
statusReblog = statusReblog.set('filtered', filtered);
} else {
statusReblog = null;
}
filtered = filtered || regex && regex.test(statusBase.get('search_index'));
if (filtered && filteringBehavior === 'drop') {
return null;
} else if (filtered && filteringBehavior === 'content_warning') {
let spoilerText = (statusReblog || statusBase).get('spoiler_text', '');
const searchIndex = (statusReblog || statusBase).get('search_index');
const serverSideType = toServerSideType(contextType);
const enabledFilters = filters.filter(filter => filter.get('context').includes(serverSideType) && (filter.get('expires_at') === null || Date.parse(filter.get('expires_at')) > (new Date()))).toArray();
const matchingFilters = enabledFilters.filter(filter => {
const regexp = regexFromFilters([filter]);
return regexp.test(searchIndex) && !regexp.test(spoilerText);
});
if (statusReblog) {
statusReblog = statusReblog.set('spoiler_text', matchingFilters.map(filter => filter.get('phrase')).concat([spoilerText]).filter(cw => !!cw).join(', '));
statusReblog = statusReblog.update('spoilerHtml', '', spoilerText => matchingFilters.map(filter => escapeTextContentForBrowser(filter.get('phrase'))).concat([spoilerText]).filter(cw => !!cw).join(', '));
} else {
statusBase = statusBase.set('spoiler_text', matchingFilters.map(filter => filter.get('phrase')).concat([spoilerText]).filter(cw => !!cw).join(', '));
statusBase = statusBase.update('spoilerHtml', '', spoilerText => matchingFilters.map(filter => escapeTextContentForBrowser(filter.get('phrase'))).concat([spoilerText]).filter(cw => !!cw).join(', '));
}
}
return statusBase.withMutations(map => {
map.set('reblog', statusReblog);
map.set('account', accountBase);