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authorRigel Kent <sendmemail@rigelk.eu>2020-05-02 22:38:18 +0200
committerRigel Kent <par@rigelk.eu>2020-05-04 15:01:44 +0200
commit0d3a2982a9b29bd66a05e4b36e606518d4c09959 (patch)
tree13bdc0886216a3bcf1cbaaf63d2c030237f871ca /server/models/utils.ts
parentc2a89b70ce75c4955cbdb1ced6fd20a5010a8c9b (diff)
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Switching to a named filters/single input on video-abuse
Diffstat (limited to 'server/models/utils.ts')
-rw-r--r--server/models/utils.ts51
1 files changed, 50 insertions, 1 deletions
diff --git a/server/models/utils.ts b/server/models/utils.ts
index bdf2291f0..3e3825b32 100644
--- a/server/models/utils.ts
+++ b/server/models/utils.ts
@@ -219,6 +219,54 @@ function searchAttribute (sourceField, targetField) {
219 } 219 }
220} 220}
221 221
222interface QueryStringFilterPrefixes {
223 [key: string]: string | { prefix: string, handler: Function, multiple?: boolean }
224}
225
226function parseQueryStringFilter (q: string, prefixes: QueryStringFilterPrefixes) {
227 const tokens = q // tokenize only if we have a querystring
228 ? [].concat.apply([], q.split('"').map((v, i) => i % 2 ? v : v.split(' '))).filter(Boolean)
229 : []
230
231 // TODO: when Typescript supports Object.fromEntries, replace with the Object method
232 function fromEntries<T> (entries: [keyof T, T[keyof T]][]): T {
233 return entries.reduce(
234 (acc, [ key, value ]) => ({ ...acc, [key]: value }),
235 {} as T
236 )
237 }
238
239 const objectMap = (obj, fn) => fromEntries(
240 Object.entries(obj).map(
241 ([ k, v ], i) => [ k, fn(v, k, i) ]
242 )
243 )
244
245 return {
246 // search is the querystring minus defined filters
247 search: tokens.filter(e => !Object.values(prefixes).some(p => {
248 if (typeof p === "string") {
249 return e.startsWith(p)
250 } else {
251 return e.startsWith(p.prefix)
252 }
253 })).join(' '),
254 // filters defined in prefixes are added under their own name
255 ...objectMap(prefixes, v => {
256 if (typeof v === "string") {
257 return tokens.filter(e => e.startsWith(v)).map(e => e.slice(v.length))
258 } else {
259 const _tokens = tokens.filter(e => e.startsWith(v.prefix)).map(e => e.slice(v.prefix.length)).map(v.handler)
260 return !v.multiple
261 ? _tokens.length > 0
262 ? _tokens[0]
263 : ''
264 : _tokens
265 }
266 })
267 }
268}
269
222// --------------------------------------------------------------------------- 270// ---------------------------------------------------------------------------
223 271
224export { 272export {
@@ -241,7 +289,8 @@ export {
241 getFollowsSort, 289 getFollowsSort,
242 buildDirectionAndField, 290 buildDirectionAndField,
243 createSafeIn, 291 createSafeIn,
244 searchAttribute 292 searchAttribute,
293 parseQueryStringFilter
245} 294}
246 295
247// --------------------------------------------------------------------------- 296// ---------------------------------------------------------------------------