mapcomplete/Models/ThemeConfig/Conversion/Validation.ts

998 lines
37 KiB
TypeScript

import { DesugaringStep, Each, Fuse, On } from "./Conversion"
import { LayerConfigJson } from "../Json/LayerConfigJson"
import LayerConfig from "../LayerConfig"
import { Utils } from "../../../Utils"
import Constants from "../../Constants"
import { Translation } from "../../../UI/i18n/Translation"
import { LayoutConfigJson } from "../Json/LayoutConfigJson"
import LayoutConfig from "../LayoutConfig"
import { TagRenderingConfigJson } from "../Json/TagRenderingConfigJson"
import { TagUtils } from "../../../Logic/Tags/TagUtils"
import { ExtractImages } from "./FixImages"
import ScriptUtils from "../../../scripts/ScriptUtils"
import { And } from "../../../Logic/Tags/And"
import Translations from "../../../UI/i18n/Translations"
import Svg from "../../../Svg"
import { QuestionableTagRenderingConfigJson } from "../Json/QuestionableTagRenderingConfigJson"
import FilterConfigJson from "../Json/FilterConfigJson"
import DeleteConfig from "../DeleteConfig"
class ValidateLanguageCompleteness extends DesugaringStep<any> {
private readonly _languages: string[]
constructor(...languages: string[]) {
super(
"Checks that the given object is fully translated in the specified languages",
[],
"ValidateLanguageCompleteness"
)
this._languages = languages ?? ["en"]
}
convert(obj: any, context: string): { result: LayerConfig; errors: string[] } {
const errors = []
const translations = Translation.ExtractAllTranslationsFrom(obj)
for (const neededLanguage of this._languages) {
translations
.filter(
(t) =>
t.tr.translations[neededLanguage] === undefined &&
t.tr.translations["*"] === undefined
)
.forEach((missing) => {
errors.push(
context +
"A theme should be translation-complete for " +
neededLanguage +
", but it lacks a translation for " +
missing.context +
".\n\tThe known translation is " +
missing.tr.textFor("en")
)
})
}
return {
result: obj,
errors,
}
}
}
export class DoesImageExist extends DesugaringStep<string> {
private readonly _knownImagePaths: Set<string>
private readonly doesPathExist: (path: string) => boolean = undefined
constructor(
knownImagePaths: Set<string>,
checkExistsSync: (path: string) => boolean = undefined
) {
super("Checks if an image exists", [], "DoesImageExist")
this._knownImagePaths = knownImagePaths
this.doesPathExist = checkExistsSync
}
convert(
image: string,
context: string
): { result: string; errors?: string[]; warnings?: string[]; information?: string[] } {
const errors = []
const warnings = []
const information = []
if (image.indexOf("{") >= 0) {
information.push("Ignoring image with { in the path: " + image)
return { result: image }
}
if (image === "assets/SocialImage.png") {
return { result: image }
}
if (image.match(/[a-z]*/)) {
if (Svg.All[image + ".svg"] !== undefined) {
// This is a builtin img, e.g. 'checkmark' or 'crosshair'
return { result: image }
}
}
if (!this._knownImagePaths.has(image)) {
if (this.doesPathExist === undefined) {
errors.push(
`Image with path ${image} not found or not attributed; it is used in ${context}`
)
} else if (!this.doesPathExist(image)) {
errors.push(
`Image with path ${image} does not exist; it is used in ${context}.\n Check for typo's and missing directories in the path.`
)
} else {
errors.push(
`Image with path ${image} is not attributed (but it exists); execute 'npm run query:licenses' to add the license information and/or run 'npm run generate:licenses' to compile all the license info`
)
}
}
return {
result: image,
errors,
warnings,
information,
}
}
}
class ValidateTheme extends DesugaringStep<LayoutConfigJson> {
/**
* The paths where this layer is originally saved. Triggers some extra checks
* @private
*/
private readonly _path?: string
private readonly _isBuiltin: boolean
private _sharedTagRenderings: Map<string, any>
private readonly _validateImage: DesugaringStep<string>
constructor(
doesImageExist: DoesImageExist,
path: string,
isBuiltin: boolean,
sharedTagRenderings: Map<string, any>
) {
super("Doesn't change anything, but emits warnings and errors", [], "ValidateTheme")
this._validateImage = doesImageExist
this._path = path
this._isBuiltin = isBuiltin
this._sharedTagRenderings = sharedTagRenderings
}
convert(
json: LayoutConfigJson,
context: string
): { result: LayoutConfigJson; errors: string[]; warnings: string[]; information: string[] } {
const errors = []
const warnings = []
const information = []
const theme = new LayoutConfig(json, this._isBuiltin)
{
// Legacy format checks
if (this._isBuiltin) {
if (json["units"] !== undefined) {
errors.push(
"The theme " +
json.id +
" has units defined - these should be defined on the layer instead. (Hint: use overrideAll: { '+units': ... }) "
)
}
if (json["roamingRenderings"] !== undefined) {
errors.push(
"Theme " +
json.id +
" contains an old 'roamingRenderings'. Use an 'overrideAll' instead"
)
}
}
}
if (this._isBuiltin) {
// Check images: are they local, are the licenses there, is the theme icon square, ...
const images = new ExtractImages(
this._isBuiltin,
this._sharedTagRenderings
).convertStrict(json, "validation")
const remoteImages = images.filter((img) => img.indexOf("http") == 0)
for (const remoteImage of remoteImages) {
errors.push(
"Found a remote image: " +
remoteImage +
" in theme " +
json.id +
", please download it."
)
}
for (const image of images) {
this._validateImage.convertJoin(
image,
context === undefined ? "" : ` in a layer defined in the theme ${context}`,
errors,
warnings,
information
)
}
}
try {
if (this._isBuiltin) {
if (theme.id !== theme.id.toLowerCase()) {
errors.push("Theme ids should be in lowercase, but it is " + theme.id)
}
const filename = this._path.substring(
this._path.lastIndexOf("/") + 1,
this._path.length - 5
)
if (theme.id !== filename) {
errors.push(
"Theme ids should be the same as the name.json, but we got id: " +
theme.id +
" and filename " +
filename +
" (" +
this._path +
")"
)
}
this._validateImage.convertJoin(
theme.icon,
context + ".icon",
errors,
warnings,
information
)
}
const dups = Utils.Dupiclates(json.layers.map((layer) => layer["id"]))
if (dups.length > 0) {
errors.push(
`The theme ${json.id} defines multiple layers with id ${dups.join(", ")}`
)
}
if (json["mustHaveLanguage"] !== undefined) {
const checked = new ValidateLanguageCompleteness(
...json["mustHaveLanguage"]
).convert(theme, theme.id)
errors.push(...checked.errors)
}
if (!json.hideFromOverview && theme.id !== "personal" && this._isBuiltin) {
// The first key in the the title-field must be english, otherwise the title in the loading page will be the different language
const targetLanguage = theme.title.SupportedLanguages()[0]
if (targetLanguage !== "en") {
warnings.push(
`TargetLanguage is not 'en' for public theme ${theme.id}, it is ${targetLanguage}. Move 'en' up in the title of the theme and set it as the first key`
)
}
// Official, public themes must have a full english translation
const checked = new ValidateLanguageCompleteness("en").convert(theme, theme.id)
errors.push(...checked.errors)
}
} catch (e) {
errors.push(e)
}
return {
result: json,
errors,
warnings,
information,
}
}
}
export class ValidateThemeAndLayers extends Fuse<LayoutConfigJson> {
constructor(
doesImageExist: DoesImageExist,
path: string,
isBuiltin: boolean,
sharedTagRenderings: Map<string, any>
) {
super(
"Validates a theme and the contained layers",
new ValidateTheme(doesImageExist, path, isBuiltin, sharedTagRenderings),
new On("layers", new Each(new ValidateLayer(undefined, isBuiltin, doesImageExist)))
)
}
}
class OverrideShadowingCheck extends DesugaringStep<LayoutConfigJson> {
constructor() {
super(
"Checks that an 'overrideAll' does not override a single override",
[],
"OverrideShadowingCheck"
)
}
convert(
json: LayoutConfigJson,
context: string
): { result: LayoutConfigJson; errors?: string[]; warnings?: string[] } {
const overrideAll = json.overrideAll
if (overrideAll === undefined) {
return { result: json }
}
const errors = []
const withOverride = json.layers.filter((l) => l["override"] !== undefined)
for (const layer of withOverride) {
for (const key in overrideAll) {
if (key.endsWith("+") || key.startsWith("+")) {
// This key will _add_ to the list, not overwrite it - so no warning is needed
continue
}
if (
layer["override"][key] !== undefined ||
layer["override"]["=" + key] !== undefined
) {
const w =
"The override of layer " +
JSON.stringify(layer["builtin"]) +
" has a shadowed property: " +
key +
" is overriden by overrideAll of the theme"
errors.push(w)
}
}
}
return { result: json, errors }
}
}
class MiscThemeChecks extends DesugaringStep<LayoutConfigJson> {
constructor() {
super("Miscelleanous checks on the theme", [], "MiscThemesChecks")
}
convert(
json: LayoutConfigJson,
context: string
): {
result: LayoutConfigJson
errors?: string[]
warnings?: string[]
information?: string[]
} {
const warnings = []
const errors = []
if (json.id !== "personal" && (json.layers === undefined || json.layers.length === 0)) {
errors.push("The theme " + json.id + " has no 'layers' defined (" + context + ")")
}
if (json.socialImage === "") {
warnings.push("Social image for theme " + json.id + " is the emtpy string")
}
return {
result: json,
warnings,
errors,
}
}
}
export class PrevalidateTheme extends Fuse<LayoutConfigJson> {
constructor() {
super(
"Various consistency checks on the raw JSON",
new MiscThemeChecks(),
new OverrideShadowingCheck()
)
}
}
export class DetectShadowedMappings extends DesugaringStep<QuestionableTagRenderingConfigJson> {
private readonly _calculatedTagNames: string[]
constructor(layerConfig?: LayerConfigJson) {
super("Checks that the mappings don't shadow each other", [], "DetectShadowedMappings")
this._calculatedTagNames = DetectShadowedMappings.extractCalculatedTagNames(layerConfig)
}
/**
*
* DetectShadowedMappings.extractCalculatedTagNames({calculatedTags: ["_abc:=js()"]}) // => ["_abc"]
* DetectShadowedMappings.extractCalculatedTagNames({calculatedTags: ["_abc=js()"]}) // => ["_abc"]
*/
private static extractCalculatedTagNames(
layerConfig?: LayerConfigJson | { calculatedTags: string[] }
) {
return (
layerConfig?.calculatedTags?.map((ct) => {
if (ct.indexOf(":=") >= 0) {
return ct.split(":=")[0]
}
return ct.split("=")[0]
}) ?? []
)
}
/**
*
* // should detect a simple shadowed mapping
* const tr = {mappings: [
* {
* if: {or: ["key=value", "x=y"]},
* then: "Case A"
* },
* {
* if: "key=value",
* then: "Shadowed"
* }
* ]
* }
* const r = new DetectShadowedMappings().convert(tr, "test");
* r.errors.length // => 1
* r.errors[0].indexOf("The mapping key=value is fully matched by a previous mapping (namely 0)") >= 0 // => true
*
* const tr = {mappings: [
* {
* if: {or: ["key=value", "x=y"]},
* then: "Case A"
* },
* {
* if: {and: ["key=value", "x=y"]},
* then: "Shadowed"
* }
* ]
* }
* const r = new DetectShadowedMappings().convert(tr, "test");
* r.errors.length // => 1
* r.errors[0].indexOf("The mapping key=value&x=y is fully matched by a previous mapping (namely 0)") >= 0 // => true
*/
convert(
json: QuestionableTagRenderingConfigJson,
context: string
): { result: QuestionableTagRenderingConfigJson; errors?: string[]; warnings?: string[] } {
const errors = []
const warnings = []
if (json.mappings === undefined || json.mappings.length === 0) {
return { result: json }
}
const defaultProperties = {}
for (const calculatedTagName of this._calculatedTagNames) {
defaultProperties[calculatedTagName] =
"some_calculated_tag_value_for_" + calculatedTagName
}
const parsedConditions = json.mappings.map((m, i) => {
const ctx = `${context}.mappings[${i}]`
const ifTags = TagUtils.Tag(m.if, ctx)
if (
m.hideInAnswer !== undefined &&
m.hideInAnswer !== false &&
m.hideInAnswer !== true
) {
let conditionTags = TagUtils.Tag(m.hideInAnswer)
// Merge the condition too!
return new And([conditionTags, ifTags])
}
return ifTags
})
for (let i = 0; i < json.mappings.length; i++) {
if (!parsedConditions[i].isUsableAsAnswer()) {
// There is no straightforward way to convert this mapping.if into a properties-object, so we simply skip this one
// Yes, it might be shadowed, but running this check is to difficult right now
continue
}
const keyValues = parsedConditions[i].asChange(defaultProperties)
const properties = {}
keyValues.forEach(({ k, v }) => {
properties[k] = v
})
for (let j = 0; j < i; j++) {
const doesMatch = parsedConditions[j].matchesProperties(properties)
if (
doesMatch &&
json.mappings[j].hideInAnswer === true &&
json.mappings[i].hideInAnswer !== true
) {
warnings.push(
`At ${context}: Mapping ${i} is shadowed by mapping ${j}. However, mapping ${j} has 'hideInAnswer' set, which will result in a different rendering in question-mode.`
)
} else if (doesMatch) {
// The current mapping is shadowed!
errors.push(`At ${context}: Mapping ${i} is shadowed by mapping ${j} and will thus never be shown:
The mapping ${parsedConditions[i].asHumanString(
false,
false,
{}
)} is fully matched by a previous mapping (namely ${j}), which matches:
${parsedConditions[j].asHumanString(false, false, {})}.
To fix this problem, you can try to:
- Move the shadowed mapping up
- Do you want to use a different text in 'question mode'? Add 'hideInAnswer=true' to the first mapping
- Use "addExtraTags": ["key=value", ...] in order to avoid a different rendering
(e.g. [{"if": "fee=no", "then": "Free to use", "hideInAnswer":true},
{"if": {"and":["fee=no","charge="]}, "then": "Free to use"}]
can be replaced by
[{"if":"fee=no", "then": "Free to use", "addExtraTags": ["charge="]}]
`)
}
}
}
return {
errors,
warnings,
result: json,
}
}
}
export class DetectMappingsWithImages extends DesugaringStep<TagRenderingConfigJson> {
private readonly _doesImageExist: DoesImageExist
constructor(doesImageExist: DoesImageExist) {
super(
"Checks that 'then'clauses in mappings don't have images, but use 'icon' instead",
[],
"DetectMappingsWithImages"
)
this._doesImageExist = doesImageExist
}
/**
* const r = new DetectMappingsWithImages(new DoesImageExist(new Set<string>())).convert({
* "mappings": [
* {
* "if": "bicycle_parking=stands",
* "then": {
* "en": "Staple racks <img style='width: 25%' src='./assets/layers/bike_parking/staple.svg'>",
* "nl": "Nietjes <img style='width: 25%'' src='./assets/layers/bike_parking/staple.svg'>",
* "fr": "Arceaux <img style='width: 25%'' src='./assets/layers/bike_parking/staple.svg'>",
* "gl": "De roda (Stands) <img style='width: 25%'' src='./assets/layers/bike_parking/staple.svg'>",
* "de": "Fahrradbügel <img style='width: 25%'' src='./assets/layers/bike_parking/staple.svg'>",
* "hu": "Korlát <img style='width: 25%' src='./assets/layers/bike_parking/staple.svg'>",
* "it": "Archetti <img style='width: 25%' src='./assets/layers/bike_parking/staple.svg'>",
* "zh_Hant": "單車架 <img style='width: 25%' src='./assets/layers/bike_parking/staple.svg'>"
* }
* }]
* }, "test");
* r.errors.length > 0 // => true
* r.errors.some(msg => msg.indexOf("./assets/layers/bike_parking/staple.svg") >= 0) // => true
*/
convert(
json: TagRenderingConfigJson,
context: string
): {
result: TagRenderingConfigJson
errors?: string[]
warnings?: string[]
information?: string[]
} {
const errors: string[] = []
const warnings: string[] = []
const information: string[] = []
if (json.mappings === undefined || json.mappings.length === 0) {
return { result: json }
}
const ignoreToken = "ignore-image-in-then"
for (let i = 0; i < json.mappings.length; i++) {
const mapping = json.mappings[i]
const ignore = mapping["#"]?.indexOf(ignoreToken) >= 0
const images = Utils.Dedup(Translations.T(mapping.then)?.ExtractImages() ?? [])
const ctx = `${context}.mappings[${i}]`
if (images.length > 0) {
if (!ignore) {
errors.push(
`${ctx}: A mapping has an image in the 'then'-clause. Remove the image there and use \`"icon": <your-image>\` instead. The images found are ${images.join(
", "
)}. (This check can be turned of by adding "#": "${ignoreToken}" in the mapping, but this is discouraged`
)
} else {
information.push(
`${ctx}: Ignored image ${images.join(
", "
)} in 'then'-clause of a mapping as this check has been disabled`
)
for (const image of images) {
this._doesImageExist.convertJoin(image, ctx, errors, warnings, information)
}
}
} else if (ignore) {
warnings.push(`${ctx}: unused '${ignoreToken}' - please remove this`)
}
}
return {
errors,
warnings,
information,
result: json,
}
}
}
class MiscTagRenderingChecks extends DesugaringStep<TagRenderingConfigJson> {
constructor() {
super("Miscellanious checks on the tagrendering", ["special"], "MiscTagREnderingChecksRew")
}
convert(
json: TagRenderingConfigJson,
context: string
): {
result: TagRenderingConfigJson
errors?: string[]
warnings?: string[]
information?: string[]
} {
const errors = []
if (json["special"] !== undefined) {
errors.push(
"At " +
context +
': detected `special` on the top level. Did you mean `{"render":{ "special": ... }}`'
)
}
return {
result: json,
errors,
}
}
}
export class ValidateTagRenderings extends Fuse<TagRenderingConfigJson> {
constructor(layerConfig?: LayerConfigJson, doesImageExist?: DoesImageExist) {
super(
"Various validation on tagRenderingConfigs",
new DetectShadowedMappings(layerConfig),
new DetectMappingsWithImages(doesImageExist)
)
}
}
export class ValidateLayer extends DesugaringStep<LayerConfigJson> {
/**
* The paths where this layer is originally saved. Triggers some extra checks
* @private
*/
private readonly _path?: string
private readonly _isBuiltin: boolean
private readonly _doesImageExist: DoesImageExist
constructor(path: string, isBuiltin: boolean, doesImageExist: DoesImageExist) {
super("Doesn't change anything, but emits warnings and errors", [], "ValidateLayer")
this._path = path
this._isBuiltin = isBuiltin
this._doesImageExist = doesImageExist
}
convert(
json: LayerConfigJson,
context: string
): { result: LayerConfigJson; errors: string[]; warnings?: string[]; information?: string[] } {
const errors = []
const warnings = []
const information = []
context = "While validating a layer: " + context
if (typeof json === "string") {
errors.push(context + ": This layer hasn't been expanded: " + json)
return {
result: null,
errors,
}
}
if (json.tagRenderings !== undefined && json.tagRenderings.length > 0) {
if (json.title === undefined) {
errors.push(
context +
": this layer does not have a title defined but it does have tagRenderings. Not having a title will disable the popups, resulting in an unclickable element. Please add a title. If not having a popup is intended and the tagrenderings need to be kept (e.g. in a library layer), set `title: null` to disable this error."
)
}
if (json.title === null) {
information.push(
context +
": title is `null`. This results in an element that cannot be clicked - even though tagRenderings is set."
)
}
}
if (json["builtin"] !== undefined) {
errors.push(context + ": This layer hasn't been expanded: " + json)
return {
result: null,
errors,
}
}
if (json.minzoom > Constants.userJourney.minZoomLevelToAddNewPoints) {
;(json.presets?.length > 0 ? errors : warnings).push(
`At ${context}: minzoom is ${json.minzoom}, this should be at most ${Constants.userJourney.minZoomLevelToAddNewPoints} as a preset is set. Why? Selecting the pin for a new item will zoom in to level before adding the point. Having a greater minzoom will hide the points, resulting in possible duplicates`
)
}
{
// duplicate ids in tagrenderings check
const duplicates = Utils.Dedup(
Utils.Dupiclates(Utils.NoNull((json.tagRenderings ?? []).map((tr) => tr["id"])))
).filter((dupl) => dupl !== "questions")
if (duplicates.length > 0) {
errors.push(
"At " +
context +
": some tagrenderings have a duplicate id: " +
duplicates.join(", ")
)
}
}
if (json.deletion !== undefined && json.deletion instanceof DeleteConfig) {
if (json.deletion.softDeletionTags === undefined) {
warnings.push("No soft-deletion tags in deletion block for layer " + json.id)
}
}
try {
if (this._isBuiltin) {
// Some checks for legacy elements
if (json["overpassTags"] !== undefined) {
errors.push(
"Layer " +
json.id +
'still uses the old \'overpassTags\'-format. Please use "source": {"osmTags": <tags>}\' instead of "overpassTags": <tags> (note: this isn\'t your fault, the custom theme generator still spits out the old format)'
)
}
const forbiddenTopLevel = [
"icon",
"wayHandling",
"roamingRenderings",
"roamingRendering",
"label",
"width",
"color",
"colour",
"iconOverlays",
]
for (const forbiddenKey of forbiddenTopLevel) {
if (json[forbiddenKey] !== undefined)
errors.push(
context +
": layer " +
json.id +
" still has a forbidden key " +
forbiddenKey
)
}
if (json["hideUnderlayingFeaturesMinPercentage"] !== undefined) {
errors.push(
context +
": layer " +
json.id +
" contains an old 'hideUnderlayingFeaturesMinPercentage'"
)
}
if (
json.isShown !== undefined &&
(json.isShown["render"] !== undefined || json.isShown["mappings"] !== undefined)
) {
warnings.push(context + " has a tagRendering as `isShown`")
}
}
if (this._isBuiltin) {
// Check location of layer file
const expected: string = `assets/layers/${json.id}/${json.id}.json`
if (this._path != undefined && this._path.indexOf(expected) < 0) {
errors.push(
"Layer is in an incorrect place. The path is " +
this._path +
", but expected " +
expected
)
}
}
if (this._isBuiltin) {
// Check for correct IDs
if (json.tagRenderings?.some((tr) => tr["id"] === "")) {
const emptyIndexes: number[] = []
for (let i = 0; i < json.tagRenderings.length; i++) {
const tagRendering = json.tagRenderings[i]
if (tagRendering["id"] === "") {
emptyIndexes.push(i)
}
}
errors.push(
`Some tagrendering-ids are empty or have an emtpy string; this is not allowed (at ${context}.tagRenderings.[${emptyIndexes.join(
","
)}])`
)
}
const duplicateIds = Utils.Dupiclates(
(json.tagRenderings ?? [])
?.map((f) => f["id"])
.filter((id) => id !== "questions")
)
if (duplicateIds.length > 0 && !Utils.runningFromConsole) {
errors.push(
`Some tagRenderings have a duplicate id: ${duplicateIds} (at ${context}.tagRenderings)`
)
}
if (json.description === undefined) {
if (Constants.priviliged_layers.indexOf(json.id) >= 0) {
errors.push(context + ": A priviliged layer must have a description")
} else {
warnings.push(context + ": A builtin layer should have a description")
}
}
}
if (json.tagRenderings !== undefined) {
const r = new On(
"tagRenderings",
new Each(new ValidateTagRenderings(json, this._doesImageExist))
).convert(json, context)
warnings.push(...(r.warnings ?? []))
errors.push(...(r.errors ?? []))
information.push(...(r.information ?? []))
}
{
const hasCondition = json.mapRendering?.filter(
(mr) => mr["icon"] !== undefined && mr["icon"]["condition"] !== undefined
)
if (hasCondition?.length > 0) {
errors.push(
"At " +
context +
":\n One or more icons in the mapRenderings have a condition set. Don't do this, as this will result in an invisible but clickable element. Use extra filters in the source instead. The offending mapRenderings are:\n" +
JSON.stringify(hasCondition, null, " ")
)
}
}
if (json.presets !== undefined) {
// Check that a preset will be picked up by the layer itself
const baseTags = TagUtils.Tag(json.source.osmTags)
for (let i = 0; i < json.presets.length; i++) {
const preset = json.presets[i]
const tags: { k: string; v: string }[] = new And(
preset.tags.map((t) => TagUtils.Tag(t))
).asChange({ id: "node/-1" })
const properties = {}
for (const tag of tags) {
properties[tag.k] = tag.v
}
const doMatch = baseTags.matchesProperties(properties)
if (!doMatch) {
errors.push(
context +
".presets[" +
i +
"]: This preset does not match the required tags of this layer. This implies that a newly added point will not show up.\n A newly created point will have properties: " +
JSON.stringify(properties) +
"\n The required tags are: " +
baseTags.asHumanString(false, false, {})
)
}
}
}
} catch (e) {
errors.push(e)
}
return {
result: json,
errors,
warnings,
information,
}
}
}
export class DetectDuplicateFilters extends DesugaringStep<{
layers: LayerConfigJson[]
themes: LayoutConfigJson[]
}> {
constructor() {
super(
"Tries to detect layers where a shared filter can be used (or where similar filters occur)",
[],
"DetectDuplicateFilters"
)
}
/**
* Add all filter options into 'perOsmTag'
*/
private addLayerFilters(
layer: LayerConfigJson,
perOsmTag: Map<
string,
{
layer: LayerConfigJson
layout: LayoutConfigJson | undefined
filter: FilterConfigJson
}[]
>,
layout?: LayoutConfigJson | undefined
): void {
if (layer.filter === undefined || layer.filter === null) {
return
}
if (layer.filter["sameAs"] !== undefined) {
return
}
for (const filter of <(string | FilterConfigJson)[]>layer.filter) {
if (typeof filter === "string") {
continue
}
if (filter["#"]?.indexOf("ignore-possible-duplicate") >= 0) {
continue
}
for (const option of filter.options) {
if (option.osmTags === undefined) {
continue
}
const key = JSON.stringify(option.osmTags)
if (!perOsmTag.has(key)) {
perOsmTag.set(key, [])
}
perOsmTag.get(key).push({
layer,
filter,
layout,
})
}
}
}
convert(
json: { layers: LayerConfigJson[]; themes: LayoutConfigJson[] },
context: string
): {
result: { layers: LayerConfigJson[]; themes: LayoutConfigJson[] }
errors?: string[]
warnings?: string[]
information?: string[]
} {
const errors: string[] = []
const warnings: string[] = []
const information: string[] = []
const { layers, themes } = json
const perOsmTag = new Map<
string,
{
layer: LayerConfigJson
layout: LayoutConfigJson | undefined
filter: FilterConfigJson
}[]
>()
for (const layer of layers) {
this.addLayerFilters(layer, perOsmTag)
}
for (const theme of themes) {
if (theme.id === "personal") {
continue
}
for (const layer of theme.layers) {
if (typeof layer === "string") {
continue
}
if (layer["builtin"] !== undefined) {
continue
}
this.addLayerFilters(<LayerConfigJson>layer, perOsmTag, theme)
}
}
// At this point, we have gathered all filters per tag - time to find duplicates
perOsmTag.forEach((value, key) => {
if (value.length <= 1) {
// Seen this key just once, it is unique
return
}
let msg = "Possible duplicate filter: " + key
for (const { filter, layer, layout } of value) {
let id = ""
if (layout !== undefined) {
id = layout.id + ":"
}
msg += `\n - ${id}${layer.id}.${filter.id}`
}
warnings.push(msg)
})
return {
result: json,
errors,
warnings,
information,
}
}
}