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filter.go
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filter.go
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// Copyright (c) 2021 - 2023, Ludvig Lundgren and the autobrr contributors.
// SPDX-License-Identifier: GPL-2.0-or-later
package domain
import (
"context"
"fmt"
"regexp"
"strconv"
"strings"
"time"
"github.com/autobrr/autobrr/pkg/errors"
"github.com/autobrr/autobrr/pkg/wildcard"
"github.com/dustin/go-humanize"
)
/*
Works the same way as for autodl-irssi
https://autodl-community.github.io/autodl-irssi/configuration/filter/
*/
type FilterRepo interface {
ListFilters(ctx context.Context) ([]Filter, error)
Find(ctx context.Context, params FilterQueryParams) ([]Filter, error)
FindByID(ctx context.Context, filterID int) (*Filter, error)
FindByIndexerIdentifier(ctx context.Context, indexer string) ([]*Filter, error)
FindExternalFiltersByID(ctx context.Context, filterId int) ([]FilterExternal, error)
Store(ctx context.Context, filter *Filter) error
Update(ctx context.Context, filter *Filter) error
UpdatePartial(ctx context.Context, filter FilterUpdate) error
ToggleEnabled(ctx context.Context, filterID int, enabled bool) error
Delete(ctx context.Context, filterID int) error
StoreIndexerConnection(ctx context.Context, filterID int, indexerID int) error
StoreIndexerConnections(ctx context.Context, filterID int, indexers []Indexer) error
StoreFilterExternal(ctx context.Context, filterID int, externalFilters []FilterExternal) error
DeleteIndexerConnections(ctx context.Context, filterID int) error
DeleteFilterExternal(ctx context.Context, filterID int) error
GetDownloadsByFilterId(ctx context.Context, filterID int) (*FilterDownloads, error)
}
type FilterDownloads struct {
HourCount int
DayCount int
WeekCount int
MonthCount int
TotalCount int
}
type FilterMaxDownloadsUnit string
const (
FilterMaxDownloadsHour FilterMaxDownloadsUnit = "HOUR"
FilterMaxDownloadsDay FilterMaxDownloadsUnit = "DAY"
FilterMaxDownloadsWeek FilterMaxDownloadsUnit = "WEEK"
FilterMaxDownloadsMonth FilterMaxDownloadsUnit = "MONTH"
FilterMaxDownloadsEver FilterMaxDownloadsUnit = "EVER"
)
type FilterQueryParams struct {
Sort map[string]string
Filters struct {
Indexers []string
}
Search string
}
type Filter struct {
ID int `json:"id"`
Name string `json:"name"`
Enabled bool `json:"enabled"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
MinSize string `json:"min_size,omitempty"`
MaxSize string `json:"max_size,omitempty"`
Delay int `json:"delay,omitempty"`
Priority int32 `json:"priority"`
MaxDownloads int `json:"max_downloads,omitempty"`
MaxDownloadsUnit FilterMaxDownloadsUnit `json:"max_downloads_unit,omitempty"`
MatchReleases string `json:"match_releases,omitempty"`
ExceptReleases string `json:"except_releases,omitempty"`
UseRegex bool `json:"use_regex,omitempty"`
MatchReleaseGroups string `json:"match_release_groups,omitempty"`
ExceptReleaseGroups string `json:"except_release_groups,omitempty"`
Scene bool `json:"scene,omitempty"`
Origins []string `json:"origins,omitempty"`
ExceptOrigins []string `json:"except_origins,omitempty"`
Bonus []string `json:"bonus,omitempty"`
Freeleech bool `json:"freeleech,omitempty"`
FreeleechPercent string `json:"freeleech_percent,omitempty"`
SmartEpisode bool `json:"smart_episode"`
Shows string `json:"shows,omitempty"`
Seasons string `json:"seasons,omitempty"`
Episodes string `json:"episodes,omitempty"`
Resolutions []string `json:"resolutions,omitempty"` // SD, 480i, 480p, 576p, 720p, 810p, 1080i, 1080p.
Codecs []string `json:"codecs,omitempty"` // XviD, DivX, x264, h.264 (or h264), mpeg2 (or mpeg-2), VC-1 (or VC1), WMV, Remux, h.264 Remux (or h264 Remux), VC-1 Remux (or VC1 Remux).
Sources []string `json:"sources,omitempty"` // DSR, PDTV, HDTV, HR.PDTV, HR.HDTV, DVDRip, DVDScr, BDr, BD5, BD9, BDRip, BRRip, DVDR, MDVDR, HDDVD, HDDVDRip, BluRay, WEB-DL, TVRip, CAM, R5, TELESYNC, TS, TELECINE, TC. TELESYNC and TS are synonyms (you don't need both). Same for TELECINE and TC
Containers []string `json:"containers,omitempty"`
MatchHDR []string `json:"match_hdr,omitempty"`
ExceptHDR []string `json:"except_hdr,omitempty"`
MatchOther []string `json:"match_other,omitempty"`
ExceptOther []string `json:"except_other,omitempty"`
Years string `json:"years,omitempty"`
Artists string `json:"artists,omitempty"`
Albums string `json:"albums,omitempty"`
MatchReleaseTypes []string `json:"match_release_types,omitempty"` // Album,Single,EP
ExceptReleaseTypes string `json:"except_release_types,omitempty"`
Formats []string `json:"formats,omitempty"` // MP3, FLAC, Ogg, AAC, AC3, DTS
Quality []string `json:"quality,omitempty"` // 192, 320, APS (VBR), V2 (VBR), V1 (VBR), APX (VBR), V0 (VBR), q8.x (VBR), Lossless, 24bit Lossless, Other
Media []string `json:"media,omitempty"` // CD, DVD, Vinyl, Soundboard, SACD, DAT, Cassette, WEB, Other
PerfectFlac bool `json:"perfect_flac,omitempty"`
Cue bool `json:"cue,omitempty"`
Log bool `json:"log,omitempty"`
LogScore int `json:"log_score,omitempty"`
MatchCategories string `json:"match_categories,omitempty"`
ExceptCategories string `json:"except_categories,omitempty"`
MatchUploaders string `json:"match_uploaders,omitempty"`
ExceptUploaders string `json:"except_uploaders,omitempty"`
MatchLanguage []string `json:"match_language,omitempty"`
ExceptLanguage []string `json:"except_language,omitempty"`
Tags string `json:"tags,omitempty"`
ExceptTags string `json:"except_tags,omitempty"`
TagsAny string `json:"tags_any,omitempty"`
ExceptTagsAny string `json:"except_tags_any,omitempty"`
TagsMatchLogic string `json:"tags_match_logic,omitempty"`
ExceptTagsMatchLogic string `json:"except_tags_match_logic,omitempty"`
MatchReleaseTags string `json:"match_release_tags,omitempty"`
ExceptReleaseTags string `json:"except_release_tags,omitempty"`
UseRegexReleaseTags bool `json:"use_regex_release_tags,omitempty"`
MatchDescription string `json:"match_description,omitempty"`
ExceptDescription string `json:"except_description,omitempty"`
UseRegexDescription bool `json:"use_regex_description,omitempty"`
ActionsCount int `json:"actions_count"`
Actions []*Action `json:"actions,omitempty"`
External []FilterExternal `json:"external,omitempty"`
Indexers []Indexer `json:"indexers"`
Downloads *FilterDownloads `json:"-"`
Rejections []string `json:"-"`
}
type FilterExternal struct {
ID int `json:"id"`
Name string `json:"name"`
Index int `json:"index"`
Type FilterExternalType `json:"type"`
Enabled bool `json:"enabled"`
ExecCmd string `json:"exec_cmd,omitempty"`
ExecArgs string `json:"exec_args,omitempty"`
ExecExpectStatus int `json:"exec_expect_status,omitempty"`
WebhookHost string `json:"webhook_host,omitempty"`
WebhookMethod string `json:"webhook_method,omitempty"`
WebhookData string `json:"webhook_data,omitempty"`
WebhookHeaders string `json:"webhook_headers,omitempty"`
WebhookExpectStatus int `json:"webhook_expect_status,omitempty"`
WebhookRetryStatus string `json:"webhook_retry_status,omitempty"`
WebhookRetryAttempts int `json:"webhook_retry_attempts,omitempty"`
WebhookRetryDelaySeconds int `json:"webhook_retry_delay_seconds,omitempty"`
FilterId int `json:"-"`
}
type FilterExternalType string
const (
ExternalFilterTypeExec FilterExternalType = "EXEC"
ExternalFilterTypeWebhook FilterExternalType = "WEBHOOK"
)
type FilterUpdate struct {
ID int `json:"id"`
Name *string `json:"name,omitempty"`
Enabled *bool `json:"enabled,omitempty"`
MinSize *string `json:"min_size,omitempty"`
MaxSize *string `json:"max_size,omitempty"`
Delay *int `json:"delay,omitempty"`
Priority *int32 `json:"priority,omitempty"`
MaxDownloads *int `json:"max_downloads,omitempty"`
MaxDownloadsUnit *FilterMaxDownloadsUnit `json:"max_downloads_unit,omitempty"`
MatchReleases *string `json:"match_releases,omitempty"`
ExceptReleases *string `json:"except_releases,omitempty"`
UseRegex *bool `json:"use_regex,omitempty"`
MatchReleaseGroups *string `json:"match_release_groups,omitempty"`
ExceptReleaseGroups *string `json:"except_release_groups,omitempty"`
MatchReleaseTags *string `json:"match_release_tags,omitempty"`
ExceptReleaseTags *string `json:"except_release_tags,omitempty"`
UseRegexReleaseTags *bool `json:"use_regex_release_tags,omitempty"`
MatchDescription *string `json:"match_description,omitempty"`
ExceptDescription *string `json:"except_description,omitempty"`
UseRegexDescription *bool `json:"use_regex_description,omitempty"`
Scene *bool `json:"scene,omitempty"`
Origins *[]string `json:"origins,omitempty"`
ExceptOrigins *[]string `json:"except_origins,omitempty"`
Bonus *[]string `json:"bonus,omitempty"`
Freeleech *bool `json:"freeleech,omitempty"`
FreeleechPercent *string `json:"freeleech_percent,omitempty"`
SmartEpisode *bool `json:"smart_episode,omitempty"`
Shows *string `json:"shows,omitempty"`
Seasons *string `json:"seasons,omitempty"`
Episodes *string `json:"episodes,omitempty"`
Resolutions *[]string `json:"resolutions,omitempty"` // SD, 480i, 480p, 576p, 720p, 810p, 1080i, 1080p.
Codecs *[]string `json:"codecs,omitempty"` // XviD, DivX, x264, h.264 (or h264), mpeg2 (or mpeg-2), VC-1 (or VC1), WMV, Remux, h.264 Remux (or h264 Remux), VC-1 Remux (or VC1 Remux).
Sources *[]string `json:"sources,omitempty"` // DSR, PDTV, HDTV, HR.PDTV, HR.HDTV, DVDRip, DVDScr, BDr, BD5, BD9, BDRip, BRRip, DVDR, MDVDR, HDDVD, HDDVDRip, BluRay, WEB-DL, TVRip, CAM, R5, TELESYNC, TS, TELECINE, TC. TELESYNC and TS are synonyms (you don't need both). Same for TELECINE and TC
Containers *[]string `json:"containers,omitempty"`
MatchHDR *[]string `json:"match_hdr,omitempty"`
ExceptHDR *[]string `json:"except_hdr,omitempty"`
MatchOther *[]string `json:"match_other,omitempty"`
ExceptOther *[]string `json:"except_other,omitempty"`
Years *string `json:"years,omitempty"`
Artists *string `json:"artists,omitempty"`
Albums *string `json:"albums,omitempty"`
MatchReleaseTypes *[]string `json:"match_release_types,omitempty"` // Album,Single,EP
ExceptReleaseTypes *string `json:"except_release_types,omitempty"`
Formats *[]string `json:"formats,omitempty"` // MP3, FLAC, Ogg, AAC, AC3, DTS
Quality *[]string `json:"quality,omitempty"` // 192, 320, APS (VBR), V2 (VBR), V1 (VBR), APX (VBR), V0 (VBR), q8.x (VBR), Lossless, 24bit Lossless, Other
Media *[]string `json:"media,omitempty"` // CD, DVD, Vinyl, Soundboard, SACD, DAT, Cassette, WEB, Other
PerfectFlac *bool `json:"perfect_flac,omitempty"`
Cue *bool `json:"cue,omitempty"`
Log *bool `json:"log,omitempty"`
LogScore *int `json:"log_score,omitempty"`
MatchCategories *string `json:"match_categories,omitempty"`
ExceptCategories *string `json:"except_categories,omitempty"`
MatchUploaders *string `json:"match_uploaders,omitempty"`
ExceptUploaders *string `json:"except_uploaders,omitempty"`
MatchLanguage *[]string `json:"match_language,omitempty"`
ExceptLanguage *[]string `json:"except_language,omitempty"`
Tags *string `json:"tags,omitempty"`
ExceptTags *string `json:"except_tags,omitempty"`
TagsAny *string `json:"tags_any,omitempty"`
ExceptTagsAny *string `json:"except_tags_any,omitempty"`
TagsMatchLogic *string `json:"tags_match_logic,omitempty"`
ExceptTagsMatchLogic *string `json:"except_tags_match_logic,omitempty"`
ExternalScriptEnabled *bool `json:"external_script_enabled,omitempty"`
ExternalScriptCmd *string `json:"external_script_cmd,omitempty"`
ExternalScriptArgs *string `json:"external_script_args,omitempty"`
ExternalScriptExpectStatus *int `json:"external_script_expect_status,omitempty"`
ExternalWebhookEnabled *bool `json:"external_webhook_enabled,omitempty"`
ExternalWebhookHost *string `json:"external_webhook_host,omitempty"`
ExternalWebhookData *string `json:"external_webhook_data,omitempty"`
ExternalWebhookExpectStatus *int `json:"external_webhook_expect_status,omitempty"`
ExternalWebhookRetryStatus *string `json:"external_webhook_retry_status,omitempty"`
ExternalWebhookRetryAttempts *int `json:"external_webhook_retry_attempts,omitempty"`
ExternalWebhookRetryDelaySeconds *int `json:"external_webhook_retry_delay_seconds,omitempty"`
Actions []*Action `json:"actions,omitempty"`
External []FilterExternal `json:"external,omitempty"`
Indexers []Indexer `json:"indexers,omitempty"`
}
func (f *Filter) Validate() error {
if f.Name == "" {
return errors.New("validation: name can't be empty")
}
if _, _, err := f.parsedSizeLimits(); err != nil {
return fmt.Errorf("error validating filter size limits: %w", err)
}
return nil
}
func (f *Filter) CheckFilter(r *Release) ([]string, bool) {
// max downloads check. If reached return early
if f.MaxDownloads > 0 && !f.checkMaxDownloads(f.MaxDownloads, f.MaxDownloadsUnit) {
f.addRejectionF("max downloads (%d) this (%v) reached", f.MaxDownloads, f.MaxDownloadsUnit)
return f.Rejections, false
}
if len(f.Bonus) > 0 && !sliceContainsSlice(r.Bonus, f.Bonus) {
r.addRejectionF("bonus not matching. got: %v want: %v", r.Bonus, f.Bonus)
}
if f.Freeleech && r.Freeleech != f.Freeleech {
f.addRejection("wanted: freeleech")
}
if f.FreeleechPercent != "" && !checkFreeleechPercent(r.FreeleechPercent, f.FreeleechPercent) {
f.addRejectionF("freeleech percent not matching. got: %v want: %v", r.FreeleechPercent, f.FreeleechPercent)
}
if len(f.Origins) > 0 && !containsSlice(r.Origin, f.Origins) {
f.addRejectionF("origin not matching. got: %v want: %v", r.Origin, f.Origins)
}
if len(f.ExceptOrigins) > 0 && containsSlice(r.Origin, f.ExceptOrigins) {
f.addRejectionF("except origin not matching. got: %v unwanted: %v", r.Origin, f.ExceptOrigins)
}
// title is the parsed title
if f.Shows != "" && !contains(r.Title, f.Shows) {
f.addRejectionF("shows not matching. got: %v want: %v", r.Title, f.Shows)
}
if f.Seasons != "" && !containsIntStrings(r.Season, f.Seasons) {
f.addRejectionF("season not matching. got: %d want: %v", r.Season, f.Seasons)
}
if f.Episodes != "" && !containsIntStrings(r.Episode, f.Episodes) {
f.addRejectionF("episodes not matching. got: %d want: %v", r.Episode, f.Episodes)
}
// matchRelease
// match against regex
if f.UseRegex {
if f.MatchReleases != "" && !matchRegex(r.TorrentName, f.MatchReleases) {
f.addRejectionF("match release regex not matching. got: %v want: %v", r.TorrentName, f.MatchReleases)
}
if f.ExceptReleases != "" && matchRegex(r.TorrentName, f.ExceptReleases) {
f.addRejectionF("except releases regex: unwanted release. got: %v want: %v", r.TorrentName, f.ExceptReleases)
}
} else {
if f.MatchReleases != "" && !containsFuzzy(r.TorrentName, f.MatchReleases) {
f.addRejectionF("match release not matching. got: %v want: %v", r.TorrentName, f.MatchReleases)
}
if f.ExceptReleases != "" && containsFuzzy(r.TorrentName, f.ExceptReleases) {
f.addRejectionF("except releases: unwanted release. got: %v want: %v", r.TorrentName, f.ExceptReleases)
}
}
if f.MatchReleaseGroups != "" && !contains(r.Group, f.MatchReleaseGroups) {
f.addRejectionF("release groups not matching. got: %v want: %v", r.Group, f.MatchReleaseGroups)
}
if f.ExceptReleaseGroups != "" && contains(r.Group, f.ExceptReleaseGroups) {
f.addRejectionF("unwanted release group. got: %v unwanted: %v", r.Group, f.ExceptReleaseGroups)
}
// check raw releaseTags string
if f.UseRegexReleaseTags {
if f.MatchReleaseTags != "" && !matchRegex(r.ReleaseTags, f.MatchReleaseTags) {
f.addRejectionF("match release tags regex not matching. got: %v want: %v", r.ReleaseTags, f.MatchReleaseTags)
}
if f.ExceptReleaseTags != "" && matchRegex(r.ReleaseTags, f.ExceptReleaseTags) {
f.addRejectionF("except release tags regex: unwanted release. got: %v want: %v", r.ReleaseTags, f.ExceptReleaseTags)
}
} else {
if f.MatchReleaseTags != "" && !containsFuzzy(r.ReleaseTags, f.MatchReleaseTags) {
f.addRejectionF("match release tags not matching. got: %v want: %v", r.ReleaseTags, f.MatchReleaseTags)
}
if f.ExceptReleaseTags != "" && containsFuzzy(r.ReleaseTags, f.ExceptReleaseTags) {
f.addRejectionF("except release tags: unwanted release. got: %v want: %v", r.ReleaseTags, f.ExceptReleaseTags)
}
}
if f.MatchUploaders != "" && !contains(r.Uploader, f.MatchUploaders) {
f.addRejectionF("uploaders not matching. got: %v want: %v", r.Uploader, f.MatchUploaders)
}
if f.ExceptUploaders != "" && contains(r.Uploader, f.ExceptUploaders) {
f.addRejectionF("unwanted uploaders. got: %v unwanted: %v", r.Uploader, f.ExceptUploaders)
}
if len(f.MatchLanguage) > 0 && !sliceContainsSlice(r.Language, f.MatchLanguage) {
f.addRejectionF("language not matching. got: %v want: %v", r.Language, f.MatchLanguage)
}
if len(f.ExceptLanguage) > 0 && sliceContainsSlice(r.Language, f.ExceptLanguage) {
f.addRejectionF("language unwanted. got: %v want: %v", r.Language, f.ExceptLanguage)
}
if len(f.Resolutions) > 0 && !containsSlice(r.Resolution, f.Resolutions) {
f.addRejectionF("resolution not matching. got: %v want: %v", r.Resolution, f.Resolutions)
}
if len(f.Codecs) > 0 && !sliceContainsSlice(r.Codec, f.Codecs) {
f.addRejectionF("codec not matching. got: %v want: %v", r.Codec, f.Codecs)
}
if len(f.Sources) > 0 && !containsSlice(r.Source, f.Sources) {
f.addRejectionF("source not matching. got: %v want: %v", r.Source, f.Sources)
}
if len(f.Containers) > 0 && !containsSlice(r.Container, f.Containers) {
f.addRejectionF("container not matching. got: %v want: %v", r.Container, f.Containers)
}
// HDR is parsed into the Codec slice from rls
if len(f.MatchHDR) > 0 && !matchHDR(r.HDR, f.MatchHDR) {
f.addRejectionF("hdr not matching. got: %v want: %v", r.HDR, f.MatchHDR)
}
// HDR is parsed into the Codec slice from rls
if len(f.ExceptHDR) > 0 && matchHDR(r.HDR, f.ExceptHDR) {
f.addRejectionF("hdr unwanted. got: %v want: %v", r.HDR, f.ExceptHDR)
}
// Other is parsed into the Other slice from rls
if len(f.MatchOther) > 0 && !sliceContainsSlice(r.Other, f.MatchOther) {
f.addRejectionF("match other not matching. got: %v want: %v", r.Other, f.MatchOther)
}
// Other is parsed into the Other slice from rls
if len(f.ExceptOther) > 0 && sliceContainsSlice(r.Other, f.ExceptOther) {
f.addRejectionF("except other unwanted. got: %v unwanted: %v", r.Other, f.ExceptOther)
}
if f.Years != "" && !containsIntStrings(r.Year, f.Years) {
f.addRejectionF("year not matching. got: %d want: %v", r.Year, f.Years)
}
if f.MatchCategories != "" {
var categories []string
categories = append(categories, r.Categories...)
if r.Category != "" {
categories = append(categories, r.Category)
}
if !contains(r.Category, f.MatchCategories) && !containsAny(categories, f.MatchCategories) {
f.addRejectionF("category not matching. got: %v want: %v", strings.Join(categories, ","), f.MatchCategories)
}
}
if f.ExceptCategories != "" {
var categories []string
categories = append(categories, r.Categories...)
if r.Category != "" {
categories = append(categories, r.Category)
}
if contains(r.Category, f.ExceptCategories) && containsAny(categories, f.ExceptCategories) {
f.addRejectionF("category unwanted. got: %v unwanted: %v", strings.Join(categories, ","), f.ExceptCategories)
}
}
if len(f.MatchReleaseTypes) > 0 && !containsSlice(r.Category, f.MatchReleaseTypes) {
f.addRejectionF("release type not matching. got: %v want: %v", r.Category, f.MatchReleaseTypes)
}
if (f.MinSize != "" || f.MaxSize != "") && !f.checkSizeFilter(r) {
f.addRejectionF("size not matching. got: %v want min: %v max: %v", r.Size, f.MinSize, f.MaxSize)
}
if f.Tags != "" {
if f.TagsMatchLogic == "ALL" && !containsAll(r.Tags, f.Tags) {
f.addRejectionF("tags not matching. got: %v want(all): %v", r.Tags, f.Tags)
} else if !containsAny(r.Tags, f.Tags) { // TagsMatchLogic is set to "" by default, this makes sure that "" and "ANY" are treated the same way.
f.addRejectionF("tags not matching. got: %v want: %v", r.Tags, f.Tags)
}
}
if f.ExceptTags != "" {
if f.ExceptTagsMatchLogic == "ALL" && containsAll(r.Tags, f.ExceptTags) {
f.addRejectionF("tags unwanted. got: %v don't want: %v", r.Tags, f.ExceptTags)
} else if containsAny(r.Tags, f.ExceptTags) { // ExceptTagsMatchLogic is set to "" by default, this makes sure that "" and "ANY" are treated the same way.
f.addRejectionF("tags unwanted. got: %v don't want: %v", r.Tags, f.ExceptTags)
}
}
if len(f.Artists) > 0 && !contains(r.Artists, f.Artists) {
f.addRejectionF("artists not matching. got: %v want: %v", r.Artists, f.Artists)
}
if len(f.Albums) > 0 && !contains(r.Title, f.Albums) {
f.addRejectionF("albums not matching. got: %v want: %v", r.Title, f.Albums)
}
// Perfect flac requires Cue, Log, Log Score 100, FLAC and 24bit Lossless
if f.PerfectFlac && !f.isPerfectFLAC(r) {
f.addRejectionF("wanted: perfect flac. got: %v", r.Audio)
}
if len(f.Formats) > 0 && !sliceContainsSlice(r.Audio, f.Formats) {
f.addRejectionF("formats not matching. got: %v want: %v", r.Audio, f.Formats)
}
if len(f.Quality) > 0 && !sliceContainsSlice(r.Audio, f.Quality) {
f.addRejectionF("quality not matching. got: %v want: %v", r.Audio, f.Quality)
}
if len(f.Media) > 0 && !containsSlice(r.Source, f.Media) {
f.addRejectionF("media not matching. got: %v want: %v", r.Source, f.Media)
}
if f.Cue && !containsAny(r.Audio, "Cue") {
f.addRejection("wanted: cue")
}
if f.Log && !containsAny(r.Audio, "Log") {
f.addRejection("wanted: log")
}
if f.Log && f.LogScore != 0 && r.LogScore != f.LogScore {
f.addRejectionF("log score. got: %v want: %v", r.LogScore, f.LogScore)
}
// check description string
if f.UseRegexDescription {
if f.MatchDescription != "" && !matchRegex(r.Description, f.MatchDescription) {
f.addRejectionF("match description regex not matching. got: %v want: %v", r.Description, f.MatchDescription)
}
if f.ExceptDescription != "" && matchRegex(r.Description, f.ExceptDescription) {
f.addRejectionF("except description regex: unwanted release. got: %v want: %v", r.Description, f.ExceptDescription)
}
} else {
if f.MatchDescription != "" && !containsFuzzy(r.Description, f.MatchDescription) {
f.addRejectionF("match description not matching. got: %v want: %v", r.Description, f.MatchDescription)
}
if f.ExceptDescription != "" && containsFuzzy(r.Description, f.ExceptDescription) {
f.addRejectionF("except description: unwanted release. got: %v want: %v", r.Description, f.ExceptDescription)
}
}
if len(f.Rejections) > 0 {
return f.Rejections, false
}
return nil, true
}
func (f *Filter) checkMaxDownloads(max int, perTimeUnit FilterMaxDownloadsUnit) bool {
if f.Downloads == nil {
return false
}
switch perTimeUnit {
case FilterMaxDownloadsHour:
if f.Downloads.HourCount > 0 && f.Downloads.HourCount >= max {
return false
}
case FilterMaxDownloadsDay:
if f.Downloads.DayCount > 0 && f.Downloads.DayCount >= max {
return false
}
case FilterMaxDownloadsWeek:
if f.Downloads.WeekCount > 0 && f.Downloads.WeekCount >= max {
return false
}
case FilterMaxDownloadsMonth:
if f.Downloads.MonthCount > 0 && f.Downloads.MonthCount >= max {
return false
}
case FilterMaxDownloadsEver:
if f.Downloads.TotalCount > 0 && f.Downloads.TotalCount >= max {
return false
}
default:
return true
}
return true
}
// isPerfectFLAC Perfect is "CD FLAC Cue Log 100% Lossless or 24bit Lossless"
func (f *Filter) isPerfectFLAC(r *Release) bool {
if !contains(r.Source, "CD") {
return false
}
if !containsAny(r.Audio, "Cue") {
return false
}
if !containsAny(r.Audio, "Log") {
return false
}
if !containsAny(r.Audio, "Log100") {
return false
}
if !containsAny(r.Audio, "FLAC") {
return false
}
if !containsAnySlice(r.Audio, []string{"Lossless", "24bit Lossless"}) {
return false
}
return true
}
// checkSizeFilter compares the filter size limits to a release's size if it is
// known from the announce line.
func (f *Filter) checkSizeFilter(r *Release) bool {
if r.Size == 0 {
r.AdditionalSizeCheckRequired = true
return true
} else {
r.AdditionalSizeCheckRequired = false
}
sizeOK, err := f.CheckReleaseSize(r.Size)
if err != nil {
f.addRejectionF("size: error checking release size against filter: %+v", err)
return false
}
if !sizeOK {
return false
}
return true
}
func (f *Filter) addRejection(reason string) {
f.Rejections = append(f.Rejections, reason)
}
func (f *Filter) AddRejectionF(format string, v ...interface{}) {
f.addRejectionF(format, v...)
}
func (f *Filter) addRejectionF(format string, v ...interface{}) {
f.Rejections = append(f.Rejections, fmt.Sprintf(format, v...))
}
// ResetRejections reset rejections
func (f *Filter) resetRejections() {
f.Rejections = []string{}
}
func (f *Filter) RejectionsString(trim bool) string {
if len(f.Rejections) > 0 {
out := strings.Join(f.Rejections, ", ")
if trim && len(out) > 1024 {
out = out[:1024]
}
return out
}
return ""
}
func matchRegex(tag string, filterList string) bool {
if tag == "" {
return false
}
filters := strings.Split(filterList, ",")
for _, filter := range filters {
if filter == "" {
continue
}
re, err := regexp.Compile(`(?i)(?:` + filter + `)`)
if err != nil {
return false
}
match := re.MatchString(tag)
if match {
return true
}
}
return false
}
// checkFilterIntStrings "1,2,3-20"
func containsIntStrings(value int, filterList string) bool {
filters := strings.Split(filterList, ",")
for _, s := range filters {
s = strings.Replace(s, "%", "", -1)
s = strings.Trim(s, " ")
if strings.Contains(s, "-") {
minMax := strings.Split(s, "-")
// to int
min, err := strconv.ParseInt(minMax[0], 10, 32)
if err != nil {
return false
}
max, err := strconv.ParseInt(minMax[1], 10, 32)
if err != nil {
return false
}
if min > max {
// handle error
return false
} else {
// if announcePercent is greater than min and less than max return true
if value >= int(min) && value <= int(max) {
return true
}
}
}
filterInt, err := strconv.ParseInt(s, 10, 32)
if err != nil {
return false
}
if int(filterInt) == value {
return true
}
}
return false
}
func contains(tag string, filter string) bool {
return containsMatch([]string{tag}, strings.Split(filter, ","))
}
func containsFuzzy(tag string, filter string) bool {
return containsMatchFuzzy([]string{tag}, strings.Split(filter, ","))
}
func containsSlice(tag string, filters []string) bool {
return containsMatch([]string{tag}, filters)
}
func containsAny(tags []string, filter string) bool {
return containsMatch(tags, strings.Split(filter, ","))
}
func containsAll(tags []string, filter string) bool {
return containsAllMatch(tags, strings.Split(filter, ","))
}
func containsAnyOther(filter string, tags ...string) bool {
return containsMatch(tags, strings.Split(filter, ","))
}
func sliceContainsSlice(tags []string, filters []string) bool {
return containsMatchBasic(tags, filters)
}
func containsMatchFuzzy(tags []string, filters []string) bool {
for _, tag := range tags {
if tag == "" {
continue
}
tag = strings.ToLower(tag)
for _, filter := range filters {
if filter == "" {
continue
}
filter = strings.ToLower(filter)
filter = strings.Trim(filter, " ")
// check if line contains * or ?, if so try wildcard match, otherwise try substring match
a := strings.ContainsAny(filter, "?|*")
if a {
match := wildcard.Match(filter, tag)
if match {
return true
}
} else if strings.Contains(tag, filter) {
return true
}
}
}
return false
}
func containsMatch(tags []string, filters []string) bool {
for _, tag := range tags {
if tag == "" {
continue
}
tag = strings.ToLower(tag)
tag = strings.Trim(tag, " ")
for _, filter := range filters {
if filter == "" {
continue
}
filter = strings.ToLower(filter)
filter = strings.Trim(filter, " ")
// check if line contains * or ?, if so try wildcard match, otherwise try substring match
a := strings.ContainsAny(filter, "?|*")
if a {
match := wildcard.Match(filter, tag)
if match {
return true
}
} else if tag == filter {
return true
}
}
}
return false
}
func containsAllMatch(tags []string, filters []string) bool {
for _, filter := range filters {
if filter == "" {
continue
}
filter = strings.ToLower(filter)
filter = strings.Trim(filter, " ")
found := false
for _, tag := range tags {
if tag == "" {
continue
}
tag = strings.ToLower(tag)
tag = strings.Trim(tag, " ")
if tag == filter {
found = true
break
} else if strings.ContainsAny(filter, "?|*") {
if wildcard.Match(filter, tag) {
found = true
break
}
}
}
if !found {
return false
}
}
return true
}
func containsMatchBasic(tags []string, filters []string) bool {
for _, tag := range tags {
if tag == "" {
continue
}
tag = strings.ToLower(tag)
for _, filter := range filters {
if filter == "" {
continue
}
filter = strings.ToLower(filter)
filter = strings.Trim(filter, " ")
if tag == filter {
return true
}
}
}
return false
}
func containsAnySlice(tags []string, filters []string) bool {
for _, tag := range tags {
if tag == "" {
continue
}
tag = strings.ToLower(tag)
for _, filter := range filters {
if filter == "" {
continue
}
filter = strings.ToLower(filter)
filter = strings.Trim(filter, " ")
// check if line contains * or ?, if so try wildcard match, otherwise try substring match
wild := strings.ContainsAny(filter, "?|*")
if wild {
match := wildcard.Match(filter, tag)
if match {
return true
}
} else if tag == filter {
return true
}
}
}
return false
}
func checkFreeleechPercent(announcePercent int, filterPercent string) bool {
filters := strings.Split(filterPercent, ",")
for _, s := range filters {
s = strings.Replace(s, "%", "", -1)
s = strings.Trim(s, " ")
if strings.Contains(s, "-") {
minMax := strings.Split(s, "-")
// to int
min, err := strconv.ParseInt(minMax[0], 10, 32)
if err != nil {
return false
}
max, err := strconv.ParseInt(minMax[1], 10, 32)
if err != nil {
return false
}
if min > max {
// handle error
return false
} else {
// if announcePercent is greater than min and less than max return true
if announcePercent >= int(min) && announcePercent <= int(max) {
return true
}
}
}
filterPercentInt, err := strconv.ParseInt(s, 10, 32)
if err != nil {
return false
}
if int(filterPercentInt) == announcePercent {
return true
}
}
return false
}
func matchHDR(releaseValues []string, filterValues []string) bool {
for _, filter := range filterValues {
if filter == "" {
continue
}
filter = strings.ToLower(filter)
filter = strings.Trim(filter, " ")
parts := strings.Split(filter, " ")
if len(parts) == 2 {
partsMatched := 0
for _, part := range parts {
for _, tag := range releaseValues {
if tag == "" {
continue
}
tag = strings.ToLower(tag)
if tag == part {
partsMatched++
}
if len(parts) == partsMatched {
return true
}
}
}
} else {
for _, tag := range releaseValues {
if tag == "" {
continue
}
tag = strings.ToLower(tag)
if tag == filter {
return true
}
}
}
}
return false
}
func (f *Filter) CheckReleaseSize(releaseSize uint64) (bool, error) {
minBytes, maxBytes, err := f.parsedSizeLimits()
if err != nil {
return false, err
}
if minBytes != nil && releaseSize <= *minBytes {
f.addRejectionF("release size %d bytes smaller than filter min size %d bytes", releaseSize, *minBytes)
return false, nil
}
if maxBytes != nil && releaseSize >= *maxBytes {
f.addRejectionF("release size %d bytes is larger than filter max size %d bytes", releaseSize, *maxBytes)
return false, nil
}
return true, nil
}
// parsedSizeLimits parses filter bytes limits (expressed as a string) into a
// uint64 number of bytes. The bounds are returned as *uint64 number of bytes,
// with "nil" representing "no limit". We break out filter size limit parsing
// into a discrete step so that we can more easily check parsability at filter
// creation time.
func (f *Filter) parsedSizeLimits() (*uint64, *uint64, error) {
minBytes, err := parseBytes(f.MinSize)
if err != nil {
return nil, nil, errors.Wrap(err, "could not parse filter min size")
}
maxBytes, err := parseBytes(f.MaxSize)
if err != nil {
return nil, nil, errors.Wrap(err, "could not parse filter max size")
}
return minBytes, maxBytes, nil
}
// parseBytes parses a string representation of a file size into a number of
// bytes. It returns a *uint64 where "nil" represents "none" (corresponding to
// the empty string)
func parseBytes(s string) (*uint64, error) {
if s == "" {
return nil, nil
}
b, err := humanize.ParseBytes(s)
return &b, err
}