Add "None, but a sign allows cycling on sidewalk" as an option for cycleway overlay/quest

app/src/main/java/de/westnordost/streetcomplete/osm/cycleway/Cycleway.kt

@@ -113,9 +113,8 @@ enum class Cycleway {
     /** cyclists explicitly ought to share the sidewalk with pedestrians, i.e. the cycle track is
      *  not segregated from the sidewalk */
     SIDEWALK_EXPLICIT,
-    // the following not anymore, see #2276
     // no cycleway, but cyclists are allowed on sidewalk
-    // SIDEWALK_OK,
+    SIDEWALK_OK,
 
     /** no cycle track or lane */
     NONE,
@@ -190,6 +189,7 @@ fun getSelectableCycleways(
         PICTOGRAMS,
         BUSWAY,
         SIDEWALK_EXPLICIT,
+        SIDEWALK_OK,
         SHOULDER
     )
     val dualCycleways = listOf(

app/src/main/java/de/westnordost/streetcomplete/osm/cycleway/CyclewayCreator.kt

@@ -30,6 +30,8 @@ fun LeftAndRightCycleway.applyTo(tags: Tags, isLeftHandTraffic: Boolean) {
     tags.expandSides("cycleway", "lane", false)
     tags.expandSides("cycleway", "oneway", false)
     tags.expandSides("cycleway", "segregated", false)
+    tags.expandSides("sidewalk", "bicycle", false)
+    tags.expandSides("sidewalk", "bicycle:signed", false)
 
     applyOnewayNotForCyclists(tags)
     left?.applyTo(tags, false, isLeftHandTraffic)
@@ -39,6 +41,8 @@ fun LeftAndRightCycleway.applyTo(tags: Tags, isLeftHandTraffic: Boolean) {
     tags.mergeSides("cycleway", "lane")
     tags.mergeSides("cycleway", "oneway")
     tags.mergeSides("cycleway", "segregated")
+    tags.mergeSides("sidewalk", "bicycle")
+    tags.mergeSides("sidewalk", "bicycle:signed")
 
     // update check date
     if (!tags.hasChanges || tags.hasCheckDateForKey("cycleway")) {
@@ -104,6 +108,7 @@ private fun LeftAndRightCycleway.applyOnewayNotForCyclists(tags: Tags) {
 private fun CyclewayAndDirection.applyTo(tags: Tags, isRight: Boolean, isLeftHandTraffic: Boolean) {
     val side = if (isRight) "right" else "left"
     val cyclewayKey = "cycleway:$side"
+
     when (cycleway) {
         NONE, NONE_NO_ONEWAY -> {
             tags[cyclewayKey] = "no"
@@ -131,6 +136,7 @@ private fun CyclewayAndDirection.applyTo(tags: Tags, isRight: Boolean, isLeftHan
             // https://wiki.openstreetmap.org/wiki/File:Z240GemeinsamerGehundRadweg.jpeg
             tags[cyclewayKey] = "track"
             tags["$cyclewayKey:segregated"] = "no"
+
         }
         PICTOGRAMS -> {
             tags[cyclewayKey] = "shared_lane"
@@ -153,6 +159,11 @@ private fun CyclewayAndDirection.applyTo(tags: Tags, isRight: Boolean, isLeftHan
         SEPARATE -> {
             tags[cyclewayKey] = "separate"
         }
+        SIDEWALK_OK -> {
+            tags[cyclewayKey] = "no"
+            tags["sidewalk:$side:bicycle"] = "yes"
+            tags["sidewalk:$side:bicycle:signed"] = "yes"
+        }
         else -> {
             throw IllegalArgumentException("Invalid cycleway")
         }
@@ -185,6 +196,11 @@ private fun CyclewayAndDirection.applyTo(tags: Tags, isRight: Boolean, isLeftHan
     if (!touchedSegregatedValue) {
         tags.remove("$cyclewayKey:segregated")
     }
+    // no matter what option was chosen, if it's not SIDEWAY_OK, remove that cycling is signed and ok on sidewalk if it's there
+    if (cycleway != SIDEWALK_OK && tags.containsKey("sidewalk:$side:bicycle") && tags["sidewalk:$side:bicycle"] == "yes" && tags.containsKey("sidewalk:$side:bicycle:signed")) {
+        tags.remove("sidewalk:$side:bicycle")
+        tags.remove("sidewalk:$side:bicycle:signed")
+    }
 }
 
 private val Direction.onewayValue get() = when (this) {

app/src/main/java/de/westnordost/streetcomplete/osm/cycleway/CyclewayItem.kt

@@ -123,6 +123,7 @@ private fun Cycleway.getRightHandTrafficIconResId(countryInfo: CountryInfo): Int
     NONE_NO_ONEWAY ->    R.drawable.ic_cycleway_none_no_oneway
     PICTOGRAMS ->        countryInfo.pictogramCycleLaneResId
     SIDEWALK_EXPLICIT -> R.drawable.ic_cycleway_sidewalk_explicit
+    SIDEWALK_OK ->       R.drawable.ic_cycleway_sidewalk_ok
     BUSWAY ->            R.drawable.ic_cycleway_bus_lane
     SEPARATE ->          R.drawable.ic_cycleway_none
     SHOULDER ->          R.drawable.ic_cycleway_shoulder
@@ -139,6 +140,7 @@ private fun Cycleway.getLeftHandTrafficIconResId(countryInfo: CountryInfo): Int
     NONE_NO_ONEWAY ->    R.drawable.ic_cycleway_none_no_oneway_l
     PICTOGRAMS ->        countryInfo.pictogramCycleLaneMirroredResId
     SIDEWALK_EXPLICIT -> R.drawable.ic_cycleway_sidewalk_explicit_l
+    SIDEWALK_OK ->       R.drawable.ic_cycleway_sidewalk_ok_l
     BUSWAY ->            R.drawable.ic_cycleway_bus_lane_l
     SEPARATE ->          R.drawable.ic_cycleway_none
     SHOULDER ->          R.drawable.ic_cycleway_shoulder
@@ -181,5 +183,6 @@ private fun CyclewayAndDirection.getTitleResId(isContraflowInOneway: Boolean): I
     BUSWAY ->            R.string.quest_cycleway_value_bus_lane
     SEPARATE ->          R.string.quest_cycleway_value_separate
     SHOULDER ->          R.string.quest_cycleway_value_shoulder
+    SIDEWALK_OK ->       R.string.quest_cycleway_value_sidewalk_ok
     else -> 0
 }

app/src/main/java/de/westnordost/streetcomplete/osm/cycleway/CyclewayParser.kt

@@ -94,6 +94,7 @@ private fun parseCyclewayForSide(
     val cycleway = tags[cyclewayKey]
     val cyclewayLane = tags["$cyclewayKey:lane"]
     val isSegregated = tags["$cyclewayKey:segregated"] != "no"
+    val isCyclingOkOnSidewalk = tags["sidewalk$sideVal:bicycle"] == "yes" || tags["sidewalk:both:bicycle"] == "yes"
 
     val result = when (cycleway) {
         "lane", "opposite_lane" -> {
@@ -122,7 +123,11 @@ private fun parseCyclewayForSide(
             if (isSegregated) TRACK else SIDEWALK_EXPLICIT
         }
         "separate" -> SEPARATE
-        "no", "opposite" -> NONE
+        "opposite" -> NONE
+        "no" -> when (isCyclingOkOnSidewalk) {
+            true -> SIDEWALK_OK
+            false -> NONE
+        }
         "share_busway", "opposite_share_busway" -> BUSWAY
         "shoulder" -> SHOULDER
         // values known to be invalid, ambiguous or obsolete:

app/src/main/java/de/westnordost/streetcomplete/osm/cycleway_separate/SeparateCyclewayCreator.kt

@@ -24,6 +24,9 @@ fun SeparateCycleway.applyTo(tags: Tags) {
             if (tags.containsKey("bicycle") && tags["bicycle"] !in yesButNotDesignated) {
                 tags["bicycle"] = "yes"
             }
+            if (tags.containsKey("bicycle:signed")) {
+                tags.remove("bicycle:signed")
+            }
         }
         NOT_ALLOWED -> {
             if (tags["bicycle"] !in noCycling) tags["bicycle"] = "no"
@@ -40,6 +43,8 @@ fun SeparateCycleway.applyTo(tags: Tags) {
 
             if (this == ALLOWED_ON_FOOTWAY) {
                 if (tags["bicycle"] !in yesButNotDesignated) tags["bicycle"] = "yes"
+                // add bicycle:signed=yes if not already present
+                tags["bicycle:signed"] = "yes"
             } else {
                 if (tags["bicycle"] == "designated") tags.remove("bicycle")
             }

app/src/main/java/de/westnordost/streetcomplete/osm/cycleway_separate/SeparateCyclewayItem.kt

@@ -10,7 +10,7 @@ fun SeparateCycleway.asItem(isLeftHandTraffic: Boolean) =
 private val SeparateCycleway.titleResId: Int get() = when (this) {
     PATH ->               R.string.separate_cycleway_path
     NOT_ALLOWED ->        R.string.separate_cycleway_no
-    ALLOWED_ON_FOOTWAY -> R.string.separate_cycleway_allowed
+    ALLOWED_ON_FOOTWAY -> R.string.separate_cycleway_footway_allowed_sign
     NON_DESIGNATED_ON_FOOTWAY -> R.string.separate_cycleway_no_or_allowed
     NON_SEGREGATED ->     R.string.separate_cycleway_non_segregated
     SEGREGATED ->         R.string.separate_cycleway_segregated
@@ -20,7 +20,7 @@ private val SeparateCycleway.titleResId: Int get() = when (this) {
 
 private fun SeparateCycleway.getIconResId(isLeftHandTraffic: Boolean): Int = when (this) {
     PATH ->               R.drawable.ic_separate_cycleway_path
-    NOT_ALLOWED ->        R.drawable.ic_separate_cycleway_no
+    NOT_ALLOWED ->        R.drawable.ic_separate_cycleway_disallowed
     ALLOWED_ON_FOOTWAY -> R.drawable.ic_separate_cycleway_allowed
     NON_DESIGNATED_ON_FOOTWAY -> R.drawable.ic_separate_cycleway_no
     NON_SEGREGATED ->     R.drawable.ic_separate_cycleway_not_segregated

app/src/main/java/de/westnordost/streetcomplete/osm/cycleway_separate/SeparateCyclewayParser.kt

@@ -25,6 +25,8 @@ fun parseSeparateCycleway(tags: Map<String, String>): SeparateCycleway? {
         else -> null // only happens if highway=footway
     }
 
+    val bicycleSigned = tags["bicycle:signed"] == "yes"
+
     // footway implies foot=designated, path implies foot=yes
     val foot = tags["foot"] ?: when (tags["highway"]) {
         "footway" -> "designated"
@@ -37,12 +39,14 @@ fun parseSeparateCycleway(tags: Map<String, String>): SeparateCycleway? {
 
     if (bicycle in noCycling) return NOT_ALLOWED
 
-    if (bicycle in yesButNotDesignated && foot == "designated") return ALLOWED_ON_FOOTWAY
+    if (bicycle in yesButNotDesignated && bicycleSigned && foot == "designated") return ALLOWED_ON_FOOTWAY
 
     if (bicycle in yesButNotDesignated && foot != "designated") return PATH
 
-    if (bicycle != "designated") return NON_DESIGNATED_ON_FOOTWAY
+    // highway=path and foot=no should be treated as PATH
+    if (tags["highway"] == "path" && foot == "no") return PATH
 
+    if (bicycle != "designated") return NON_DESIGNATED_ON_FOOTWAY
     val hasSidewalk = parseSidewalkSides(tags)?.any { it == Sidewalk.YES } == true || tags["sidewalk"] == "yes"
     if (hasSidewalk) return EXCLUSIVE_WITH_SIDEWALK
 

app/src/main/java/de/westnordost/streetcomplete/overlays/cycleway/CyclewayOverlay.kt

@@ -71,18 +71,19 @@ private fun getSeparateCyclewayStyle(element: Element) =
 
 private fun SeparateCycleway?.getColor() = when (this) {
     SeparateCycleway.NOT_ALLOWED,
-    SeparateCycleway.ALLOWED_ON_FOOTWAY,
     SeparateCycleway.NON_DESIGNATED_ON_FOOTWAY,
     SeparateCycleway.PATH ->
         Color.BLACK
-
+    
     SeparateCycleway.NON_SEGREGATED ->
         Color.CYAN
 
     SeparateCycleway.SEGREGATED,
     SeparateCycleway.EXCLUSIVE,
     SeparateCycleway.EXCLUSIVE_WITH_SIDEWALK ->
         Color.BLUE
+    SeparateCycleway.ALLOWED_ON_FOOTWAY ->
+        Color.AQUAMARINE
 
     null ->
         Color.INVISIBLE
@@ -151,7 +152,7 @@ private fun Cycleway?.getStyle(countryInfo: CountryInfo) = when (this) {
         StrokeStyle(Color.LIME, dashed = true)
 
     SIDEWALK_EXPLICIT ->
-        StrokeStyle(Color.CYAN, dashed = true)
+        StrokeStyle(Color.CYAN, dashed = false)
 
     NONE ->
         StrokeStyle(Color.BLACK)
@@ -161,4 +162,6 @@ private fun Cycleway?.getStyle(countryInfo: CountryInfo) = when (this) {
 
     SEPARATE ->
         StrokeStyle(Color.INVISIBLE)
+    SIDEWALK_OK ->
+        StrokeStyle(Color.CYAN, dashed = true)
 }

app/src/main/java/de/westnordost/streetcomplete/overlays/cycleway/SeparateCyclewayForm.kt

@@ -21,7 +21,7 @@ import org.koin.android.ext.android.inject
 class SeparateCyclewayForm : AImageSelectOverlayForm<SeparateCycleway>() {
 
     override val items: List<DisplayItem<SeparateCycleway>> get() =
-        listOf(PATH, NON_DESIGNATED_ON_FOOTWAY, NON_SEGREGATED, SEGREGATED, EXCLUSIVE_WITH_SIDEWALK, EXCLUSIVE).map {
+        listOf(PATH, NON_DESIGNATED_ON_FOOTWAY, ALLOWED_ON_FOOTWAY, NON_SEGREGATED, SEGREGATED, EXCLUSIVE_WITH_SIDEWALK, EXCLUSIVE).map {
             it.asItem(countryInfo.isLeftHandTraffic)
         }
 
@@ -75,7 +75,7 @@ class SeparateCyclewayForm : AImageSelectOverlayForm<SeparateCycleway>() {
             prerequisite for it being  displayed as a selectable option due to the reasons stated
             above.
          */
-        currentCycleway = if (cycleway == NOT_ALLOWED || cycleway == ALLOWED_ON_FOOTWAY) NON_DESIGNATED_ON_FOOTWAY else cycleway
+        currentCycleway = if (cycleway == NOT_ALLOWED) NON_DESIGNATED_ON_FOOTWAY else cycleway
         selectedItem = currentCycleway?.asItem(countryInfo.isLeftHandTraffic)
     }
 

app/src/main/res/drawable/ic_cycleway_sidewalk_ok.xml

@@ -0,0 +1,53 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="256dp"
+    android:height="256dp"
+    android:viewportWidth="256"
+    android:viewportHeight="256">
+  <path
+      android:pathData="M128,0.01l72,0l0,256l-72,0z"
+      android:fillColor="#aaa"/>
+  <path
+      android:pathData="m192,231.99l8,0m-8,-24l8,0m-8,-24l8,0m0,-24l-8,0m0,-24l8,0m-8,-24l8,0m-8,-24l8,0m-8,-24l8,0m-8,-24l8,0m-8,-24l8,0m-72,216l16,0m-16,-24l16,0m-16,-24l16,0m-16,-24l16,0m-16,-24l16,0m-16,-48l16,0m-16,-24l16,0m-16,-48l16,0m-16,24l16,0m-16,72l16,0m16,120l16,0m-16,-24l16,0m-16,-24l16,0m-16,-24l16,0m-16,-24l16,0m-16,-48l16,0m-16,-24l16,0m-16,-48l16,0m-16,24l16,0m-16,72l16,0m-32,132l16,0m-16,-24l16,0m-16,-24l16,0m-16,-24l16,0m-16,-24l16,0m-16,-24l16,0m-16,-48l16,0m-16,-24l16,0m-16,-48l16,0m-16,24l16,0m-16,72l16,0m32,156l0,-256m-16,0l0,256m-16,0l0,-256m-16,0l0,256m32,-228.58l16,0m-16,24l16,0m-16,192l16,0m-16,-24l16,0m-16,-24l16,0m-16,-24l16,0m-16,-24l16,0m-16,-24l16,0m-16,-24l16,0m-16,-24l16,0m-16,-72l16,0"
+      android:strokeWidth="4"
+      android:fillColor="#00000000"
+      android:strokeColor="#999"/>
+  <path
+      android:pathData="M120,0.01l8,0l0,256l-8,0z"
+      android:fillColor="#999"/>
+  <path
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+      android:strokeWidth="3.78"
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+      android:strokeColor="#00000000"/>
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+      android:strokeWidth="2"
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+      android:strokeLineCap="round"/>
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+      android:strokeWidth="1.5"
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