From 2c599b59241a5278523633baaeef97ffee33deb0 Mon Sep 17 00:00:00 2001
From: Linus Dierheimer <Linus@Dierheimer.de>
Date: Sat, 26 Jun 2021 16:48:15 +0200
Subject: [PATCH] prettier cursor output

---
 src/modules/cursor.c | 23 ++++++++++++++++++-----
 src/util/FFstrbuf.c  | 34 ++++++++++++++++++++++++++++++++++
 src/util/FFstrbuf.h  |  4 ++++
 3 files changed, 56 insertions(+), 5 deletions(-)

diff --git a/src/modules/cursor.c b/src/modules/cursor.c
index 4dad69074..cb7ec72f4 100644
--- a/src/modules/cursor.c
+++ b/src/modules/cursor.c
@@ -3,9 +3,16 @@
 #define FF_CURSOR_MODULE_NAME "Cursor"
 #define FF_CURSOR_NUM_FORMAT_ARGS 2
 
-static void printCursor(FFinstance* instance, const FFstrbuf* cursorTheme, const FFstrbuf* cursorSize)
+static void printCursor(FFinstance* instance, FFstrbuf* cursorTheme, const FFstrbuf* cursorSize)
 {
     ffPrintLogoAndKey(instance, FF_CURSOR_MODULE_NAME, 0, &instance->config.cursorKey);
+
+    ffStrbufRemoveIgnCaseEndS(cursorTheme, "cursors");
+    ffStrbufRemoveIgnCaseEndS(cursorTheme, "cursor");
+    ffStrbufTrimRight(cursorTheme, '_');
+    if(cursorTheme->length == 0)
+        ffStrbufAppendS(cursorTheme, "default");
+
     ffStrbufWriteTo(cursorTheme, stdout);
 
     if(cursorSize != NULL && cursorSize->length > 0)
@@ -34,7 +41,13 @@ static void printCursorGTK(FFinstance* instance)
         return;
     }
 
-    printCursor(instance, &gtk->cursor, &gtk->cursorSize);
+    //gtk->cursor is const, so we don't want to modify it
+    FFstrbuf theme;
+    ffStrbufInitCopy(&theme, &gtk->cursor);
+
+    printCursor(instance, &theme, &gtk->cursorSize);
+
+    ffStrbufDestroy(&theme);
 }
 
 static void printCursorPlasma(FFinstance* instance)
@@ -162,9 +175,6 @@ static bool printCursorFromEnv(FFinstance* instance)
 
 void ffPrintCursor(FFinstance* instance)
 {
-    if(printCursorFromEnv(instance))
-        return;
-
     const FFWMDEResult* wmde = ffDetectWMDE(instance);
 
     if(ffStrbufIgnCaseCompS(&wmde->dePrettyName, "KDE Plasma") == 0)
@@ -185,6 +195,9 @@ void ffPrintCursor(FFinstance* instance)
         return;
     }
 
+    if(printCursorFromEnv(instance))
+        return;
+
     //User config
     if(printCursorFromXDG(instance, true))
         return;
diff --git a/src/util/FFstrbuf.c b/src/util/FFstrbuf.c
index fbcdcead3..f0f510b9a 100644
--- a/src/util/FFstrbuf.c
+++ b/src/util/FFstrbuf.c
@@ -569,6 +569,40 @@ bool ffStrbufEndsWithS(const FFstrbuf* strbuf, const char* end)
     return true;
 }
 
+static bool testEndsWithIgnCaseS(const FFstrbuf* strbuf, const char* end, uint32_t* endLength)
+{
+    *endLength = strlen(end);
+
+    if(*endLength > strbuf->length)
+        return false;
+
+    for(uint32_t i = 0; i < *endLength; ++i)
+    {
+        if(tolower(strbuf->chars[strbuf->length - *endLength + i]) != tolower(end[i]))
+            return false;
+    }
+
+    return true;
+}
+
+bool ffStrbufEndsWithIgnCaseS(const FFstrbuf* strbuf, const char* end)
+{
+    uint32_t dummy;
+    return testEndsWithIgnCaseS(strbuf, end, &dummy);
+}
+
+bool ffStrbufRemoveIgnCaseEndS(FFstrbuf* strbuf, const char* end)
+{
+    uint32_t endLength;
+    if(testEndsWithIgnCaseS(strbuf, end, &endLength))
+    {
+        ffStrbufSubstrBefore(strbuf, strbuf->length - endLength);
+        return true;
+    }
+
+    return false;
+}
+
 void ffStrbufRecalculateLength(FFstrbuf* strbuf)
 {
     for(strbuf->length = 0; strbuf->chars[strbuf->length] != '\0'; ++strbuf->length);
diff --git a/src/util/FFstrbuf.h b/src/util/FFstrbuf.h
index 78f2c3452..c1464bc00 100644
--- a/src/util/FFstrbuf.h
+++ b/src/util/FFstrbuf.h
@@ -96,6 +96,10 @@ bool ffStrbufStartsWithIgnCaseNS(const FFstrbuf* strbuf, uint32_t length, const
 
 bool ffStrbufEndsWithS(const FFstrbuf* strbuf, const char* end);
 
+bool ffStrbufEndsWithIgnCaseS(const FFstrbuf* strbuf, const char* end);
+
+bool ffStrbufRemoveIgnCaseEndS(FFstrbuf* strbuf, const char* end);
+
 void ffStrbufRecalculateLength(FFstrbuf* strbuf);
 
 void ffStrbufDestroy(FFstrbuf* strbuf);