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authorAllan Wang <me@allanwang.ca>2017-09-24 17:53:07 -0400
committerGitHub <noreply@github.com>2017-09-24 17:53:07 -0400
commit952d4e41efc21f1276e8b03892e1e8079a727a1b (patch)
tree372d0bc65cb349fcd5ef529b871801b70e6dd96d /app/src/main/kotlin/com/pitchedapps
parent38d7b144cdf96f7e079a38ace7f9ece25694592d (diff)
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Feature/compact formatter (#337)v1.5.4
* Make components private and thus jvm fields * Split converter and decoder * Update changelog * Only decode nonquery portions of links * Add comments and fix test
Diffstat (limited to 'app/src/main/kotlin/com/pitchedapps')
-rw-r--r--app/src/main/kotlin/com/pitchedapps/frost/facebook/FbUrlFormatter.kt39
1 files changed, 32 insertions, 7 deletions
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/facebook/FbUrlFormatter.kt b/app/src/main/kotlin/com/pitchedapps/frost/facebook/FbUrlFormatter.kt
index cd7d9002..542277b8 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/facebook/FbUrlFormatter.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/facebook/FbUrlFormatter.kt
@@ -11,16 +11,25 @@ val String.formattedFbUrl: String
get() = FbUrlFormatter(this).toString()
class FbUrlFormatter(url: String) {
- val queries = mutableMapOf<String, String>()
- val cleaned: String
+ private val queries = mutableMapOf<String, String>()
+ private val cleaned: String
+ /**
+ * Formats all facebook urls
+ *
+ * The order is very important:
+ * 1. Wrapper links (discardables) are stripped away, resulting in the actual link
+ * 2. CSS encoding is converted to normal encoding
+ * 3. Query portions are separated from the cleaned url
+ * 4. The cleaned url is decoded. Queries are kept as is!
+ */
init {
if (url.isBlank()) cleaned = ""
else {
var cleanedUrl = url
discardable.forEach { cleanedUrl = cleanedUrl.replace(it, "", true) }
- val changed = cleanedUrl != url //note that discardables strip away the first ?
- decoder.forEach { (k, v) -> cleanedUrl = cleanedUrl.replace(k, v, true) }
+ val changed = cleanedUrl != url //note that discardables strip away the first '?'
+ converter.forEach { (k, v) -> cleanedUrl = cleanedUrl.replace(k, v, true) }
val qm = cleanedUrl.indexOf(if (changed) "&" else "?")
if (qm > -1) {
cleanedUrl.substring(qm + 1).split("&").forEach {
@@ -29,6 +38,8 @@ class FbUrlFormatter(url: String) {
}
cleanedUrl = cleanedUrl.substring(0, qm)
}
+ //only decode non query portion of the url
+ decoder.forEach { (k, v) -> cleanedUrl = cleanedUrl.replace(k, v, true) }
discardableQueries.forEach { queries.remove(it) }
if (cleanedUrl.startsWith("#!")) cleanedUrl = cleanedUrl.substring(2)
if (cleanedUrl.startsWith("/")) cleanedUrl = FB_URL_BASE + cleanedUrl.substring(1)
@@ -83,15 +94,29 @@ class FbUrlFormatter(url: String) {
"%60" to "`", "%3B" to ";", "%2F" to "/", "%3F" to "?",
"%3A" to ":", "%40" to "@", "%3D" to "=", "%26" to "&",
"%24" to "$", "%2B" to "+", "%22" to "\"", "%2C" to ",",
- "%20" to " ",
- //css
+ "%20" to " "
+ )
+
+ @JvmStatic
+ val cssDecoder = mapOf(
"\\3C " to "<", "\\3E " to ">", "\\23 " to "#", "\\25 " to "%",
"\\7B " to "{", "\\7D " to "}", "\\7C " to "|", "\\5C " to "\\",
"\\5E " to "^", "\\7E " to "~", "\\5B " to "[", "\\5D " to "]",
"\\60 " to "`", "\\3B " to ";", "\\2F " to "/", "\\3F " to "?",
"\\3A " to ":", "\\40 " to "@", "\\3D " to "=", "\\26 " to "&",
"\\24 " to "$", "\\2B " to "+", "\\22 " to "\"", "\\2C " to ",",
- "\\20 " to " "
+ "%20" to " "
+ )
+
+ @JvmStatic
+ val converter = mapOf(
+ "\\3C " to "%3C", "\\3E " to "%3E", "\\23 " to "%23", "\\25 " to "%25",
+ "\\7B " to "%7B", "\\7D " to "%7D", "\\7C " to "%7C", "\\5C " to "%5C",
+ "\\5E " to "%5E", "\\7E " to "%7E", "\\5B " to "%5B", "\\5D " to "%5D",
+ "\\60 " to "%60", "\\3B " to "%3B", "\\2F " to "%2F", "\\3F " to "%3F",
+ "\\3A " to "%3A", "\\40 " to "%40", "\\3D " to "%3D", "\\26 " to "%26",
+ "\\24 " to "%24", "\\2B " to "%2B", "\\22 " to "%22", "\\2C " to "%2C",
+ "\\20 " to "%20"
)
}
} \ No newline at end of file