Make search diacritic-insensitive

current-version.json

@@ -1,5 +1,5 @@
 {
-	"version": 1.21,
+	"version": 1.30,
 	"download_url": "https://github.com/nathangreenstein/alfred-process-killer/blob/master/Kill%20Process.alfredworkflow?raw=true",
 	"description": "New icon with higer visibility against black backgrounds (thanks to @sudopeople)."
-}
+}

search_processes.rb

@@ -0,0 +1,85 @@
+#!/usr/bin/env ruby
+
+class String
+    # See https://www.unicode.org/versions/Unicode15.0.0/UnicodeStandard-15.0.pdf#page=355
+    COMBINING_DIACRITICS = [*0x1DC0..0x1DFF, *0x0300..0x036F, *0xFE20..0xFE2F].pack('U*')
+
+    def removeaccents
+      self
+        .unicode_normalize(:nfd) # Decompose characters
+        .tr(COMBINING_DIACRITICS, '')
+        .unicode_normalize(:nfc) # Recompose characters
+    end
+end
+
+# ========================================
+
+# Type a query to test with here.
+# theQuery = "chröme"
+
+# Comment this line if you are testing the script
+theQuery = ARGV.join(" ")
+
+# Search the query string for an argument filter (in the form of 'process:arg').
+argsQuery = nil
+if theQuery.include? ":"
+    theQuery, argsQuery = theQuery.split(":")
+end
+
+# Make sure that searching for "Übersicht" matches "Ubersicht"
+theQuery = theQuery.removeaccents
+
+# Get list of processes, and skip the first entry (headers)
+psOutput = `ps -A -o pid -o %cpu -o comm | tail -n +2`
+psOutputFiltered = psOutput.removeaccents
+
+# 29278   0.0 Core Audio Driver (NMAudioMic.driver)
+processes = psOutputFiltered.scan(/^\s*\d+\s+(?:\d+[\.|\,]\d+)\s+[^\n]*#{Regexp.quote(theQuery)}[^\n]*$/im)
+
+# Start the XML string that will be sent to Alfred. This just uses strings to avoid dependencies.
+xmlString = "<?xml version=\"1.0\"?>\n<items>\n"
+
+# Only iterate over the first 20 matched processes for performance reasons
+processes.first(20).each do | process |
+    processId = process.match(/^\s*(\d+)\s+[^\n]+$/m).captures.first
+
+    # psOutput has the original name containing diacritics (e.g. Übersicht instead of Ubersicht)
+    processCpu, processPath, processName = psOutput.match(/^\s*#{processId}\s+(\d+[\.|\,]\d+)\s+([^\n]*?\/?([^\n\/]+))$/im).captures
+
+    # If an argument filter has been specified, get the arguments and search for the filter.
+    matchedArgs = []
+
+    if argsQuery != nil
+        # Get the executable path and arguments for this process. Make an array with each argument that matches the search.
+        matchedArgs = `ps -p #{processId} -o command`.scan(/\s+-{1,2}[^\s]*#{Regexp.quote(argsQuery)}[^\s]*/i)
+
+        if matchedArgs.length < 1
+            next
+        end
+    end
+    # Search for an application bundle in the path to the process.
+    iconValue = processPath.match(/.*?\.app\//)
+
+    # The icon type sent to Alfred is 'fileicon' (taken from a file). This assumes that a .app was found.
+    iconType = "fileicon"
+
+    # If no .app was found, use OS X's generic 'executable binary' icon.
+    # An empty icon type tells Alfred to load the icon from the file itself, rather than loading the file type's icon.
+    if !iconValue
+      iconValue = "/System/Library/CoreServices/CoreTypes.bundle/Contents/Resources/ExecutableBinaryIcon.icns"
+      iconType = ""
+    end
+
+    # Assemble this item's XML string for Alfred. See http://www.alfredforum.com/topic/5-generating-feedback-in-workflows/
+    thisXmlString = "\t<item uid=\"#{processName}\" arg=\"#{processId}\">
+      <title>#{processName}#{matchedArgs.join(" ")}</title>
+      <subtitle>#{processCpu}% CPU @ #{processPath}</subtitle>
+      <icon type=\"#{iconType}\">#{iconValue}</icon>
+    </item>\n"
+    # Append this process's XML string to the global XML string.
+    xmlString += thisXmlString
+end
+
+# Finish off and echo the XML string to Alfred.
+xmlString += "</items>"
+puts xmlString

update.json

@@ -1,4 +1,4 @@
 {
-	"version": 1.21,
+	"version": 1.30,
 	"remote_json": "https://raw.github.com/nathangreenstein/alfred-process-killer/master/current-version.json"
-}
+}