WMTheme: support macOS

CMakeLists.txt

@@ -413,8 +413,16 @@ if (BUILD_TESTS)
         PRIVATE libfastfetch
     )
 
+    add_executable(fastfetch-test-list
+        tests/list.c
+    )
+    target_link_libraries(fastfetch-test-list
+        PRIVATE libfastfetch
+    )
+
     enable_testing()
     add_test(NAME test-strbuf COMMAND fastfetch-test-strbuf)
+    add_test(NAME test-list COMMAND fastfetch-test-list)
 endif()
 
 ##################

README.md

@@ -44,7 +44,7 @@ The following libraries are used if present at runtime:
 * [`libXFConf`](https://gitlab.xfce.org/xfce/xfconf): Needed for XFWM theme and XFCE Terminal font.
 * [`libsqlite3`](https://www.sqlite.org/index.html): Needed for pkg & rpm package count.
 * [`librpm`](http://rpm.org/): Slower fallback for rpm package count. Needed on openSUSE.
-* [`libplist`](https://github.com/libimobiledevice/libplist): Binary `plist` file parser. Needed for iTerm2 Terminal font.
+* [`libplist`](https://github.com/libimobiledevice/libplist): Binary `plist` file parser ( macOS ). Needed for iTerm2 Terminal font and WM Theme.
 
 ## Support status
 All categories not listed here should work without needing a specific implementation.

src/modules/wmtheme.c

@@ -229,6 +229,87 @@ static void printOpenbox(FFinstance* instance, const FFstrbuf* dePrettyName)
     ffStrbufDestroy(&absolutePath);
 }
 
+#ifdef FF_HAVE_LIBPLIST
+#include "common/library.h"
+#include "common/io.h"
+#include <plist/plist.h>
+
+static const char* quartzCompositorParsePlist(FFinstance* instance, const FFstrbuf* content, FFstrbuf* theme) {
+    FF_LIBRARY_LOAD(libplist, &instance->config.libplist, "dlopen libplist failed", "libplist-2.0"FF_LIBRARY_EXTENSION, 2);
+    FF_LIBRARY_LOAD_SYMBOL_MESSAGE(libplist, plist_is_binary);
+    FF_LIBRARY_LOAD_SYMBOL_MESSAGE(libplist, plist_from_bin);
+    FF_LIBRARY_LOAD_SYMBOL_MESSAGE(libplist, plist_from_xml);
+    FF_LIBRARY_LOAD_SYMBOL_MESSAGE(libplist, plist_dict_get_item);
+    FF_LIBRARY_LOAD_SYMBOL_MESSAGE(libplist, plist_get_string_ptr);
+    FF_LIBRARY_LOAD_SYMBOL_MESSAGE(libplist, plist_get_uint_val);
+    FF_LIBRARY_LOAD_SYMBOL_MESSAGE(libplist, plist_free);
+
+    plist_t root_node = NULL;
+    if (ffplist_is_binary(content->chars, content->length))
+        ffplist_from_bin(content->chars, content->length, &root_node);
+    else
+        ffplist_from_xml(content->chars, content->length, &root_node);
+
+    if(root_node == NULL)
+        return "parsing Quartz Compositor preference file failed";
+
+    plist_t pWmThemeColor = ffplist_dict_get_item(root_node, "AppleAccentColor");
+    uint64_t wmThemeColor = 100;
+    if (pWmThemeColor != NULL)
+        ffplist_get_uint_val(pWmThemeColor, &wmThemeColor);
+    switch (wmThemeColor)
+    {
+        case (uint64_t)-1: ffStrbufAppendS(theme, " (Graphite)");
+        case 0: ffStrbufAppendS(theme, "Red"); break;
+        case 1: ffStrbufAppendS(theme, "Orange"); break;
+        case 2: ffStrbufAppendS(theme, "Yellow"); break;
+        case 3: ffStrbufAppendS(theme, "Green"); break;
+        case 5: ffStrbufAppendS(theme, "Purple"); break;
+        case 6: ffStrbufAppendS(theme, "Pink"); break;
+        default: ffStrbufAppendS(theme, "Blue"); break;
+    }
+
+    plist_t pWmTheme = ffplist_dict_get_item(root_node, "AppleInterfaceStyle");
+    ffStrbufAppendF(theme, " (%s)", pWmTheme != NULL ? ffplist_get_string_ptr(pWmTheme, NULL) : "Light");
+
+    ffplist_free(root_node);
+    return NULL;
+}
+
+static void printQuartzCompositor(FFinstance* instance) {
+    FFstrbuf fileName;
+    ffStrbufInitS(&fileName, instance->state.passwd->pw_dir);
+    ffStrbufAppendS(&fileName, "/Library/Preferences/.GlobalPreferences.plist");
+
+    FFstrbuf content;
+    ffStrbufInit(&content);
+    ffAppendFileBuffer(fileName.chars, &content);
+    ffStrbufDestroy(&fileName);
+    if(content.length == 0)
+    {
+        ffPrintError(instance, FF_WMTHEME_MODULE_NAME, 0, &instance->config.wmTheme, "reading Quartz Compositor preference file failed");
+        ffStrbufDestroy(&content);
+        return;
+    }
+
+    FFstrbuf theme;
+    ffStrbufInit(&theme);
+    const char* error = quartzCompositorParsePlist(instance, &content, &theme);
+    ffStrbufDestroy(&content);
+
+    if(error != NULL)
+        ffPrintError(instance, FF_WMTHEME_MODULE_NAME, 0, &instance->config.wmTheme, "%s", error);
+    else
+        printWMTheme(instance, theme.chars);
+}
+#else
+static void printQuartzCompositor(FFinstance* instance)
+{
+    FF_UNUSED(instance);
+    ffPrintError(instance, FF_WMTHEME_MODULE_NAME, 0, &instance->config.wmTheme, "Fastfetch was compiled without libplist support");
+}
+#endif
+
 void ffPrintWMTheme(FFinstance* instance)
 {
     #ifdef __ANDROID__
@@ -261,6 +342,8 @@ void ffPrintWMTheme(FFinstance* instance)
         printWMThemeFromSettings(instance, "/org/mate/Marco/general/theme", "org.mate.Marco.general", NULL, "theme");
     else if(ffStrbufIgnCaseCompS(&result->wmPrettyName, "Openbox") == 0)
         printOpenbox(instance, &result->dePrettyName);
+    else if(ffStrbufIgnCaseCompS(&result->wmPrettyName, "Quartz Compositor") == 0)
+        printQuartzCompositor(instance);
     else
         ffPrintError(instance, FF_WMTHEME_MODULE_NAME, 0, &instance->config.wmTheme, "Unknown WM: %s", result->wmPrettyName.chars);
 }

src/util/FFlist.c

@@ -46,6 +46,8 @@ uint32_t ffListFirstIndexComp(const FFlist* list, void* compElement, bool(*compF
 
 void ffListDestroy(FFlist* list)
 {
-    if(list->data != NULL)
-        free(list->data);
+    //Avoid free-after-use. These 3 assignments are cheap so don't remove them
+    list->capacity = list->length = 0;
+    free(list->data);
+    list->data = NULL;
 }

src/util/FFstrbuf.c

@@ -29,6 +29,12 @@ void ffStrbufInitCopy(FFstrbuf* strbuf, const FFstrbuf* src)
     ffStrbufAppend(strbuf, src);
 }
 
+void ffStrbufInitS(FFstrbuf* strbuf, const char* str)
+{
+    ffStrbufInitA(strbuf, 0);
+    ffStrbufAppendS(strbuf, str);
+}
+
 uint32_t ffStrbufGetFree(const FFstrbuf* strbuf)
 {
     if(strbuf->allocated == 0)
@@ -94,14 +100,7 @@ void ffStrbufAppendS(FFstrbuf* strbuf, const char* value)
     if(value == NULL)
         return;
 
-    for(uint32_t i = 0; value[i] != '\0'; i++)
-    {
-        if(i % 16 == 0)
-            ffStrbufEnsureFree(strbuf, 16);
-        strbuf->chars[strbuf->length++] = value[i];
-    }
-
-    strbuf->chars[strbuf->length] = '\0';
+    ffStrbufAppendNS(strbuf, (uint32_t)strlen(value), value);
 }
 
 void ffStrbufAppendNS(FFstrbuf* strbuf, uint32_t length, const char* value)
@@ -110,15 +109,8 @@ void ffStrbufAppendNS(FFstrbuf* strbuf, uint32_t length, const char* value)
         return;
 
     ffStrbufEnsureFree(strbuf, length);
-
-    for(uint32_t i = 0; i < length; i++)
-    {
-        if(value[i] == '\0')
-            break;
-
-        strbuf->chars[strbuf->length++] = value[i];
-    }
-
+    memcpy(&strbuf->chars[strbuf->length], value, length);
+    strbuf->length += length;
     strbuf->chars[strbuf->length] = '\0';
 }
 
@@ -572,5 +564,8 @@ uint16_t ffStrbufToUInt16(const FFstrbuf* strbuf, uint16_t defaultValue)
 
 void ffStrbufDestroy(FFstrbuf* strbuf)
 {
+    //Avoid free-after-use. These 3 assignments are cheap so don't remove them
+    strbuf->allocated = strbuf->length = 0;
     free(strbuf->chars);
+    strbuf->chars = NULL;
 }

src/util/FFstrbuf.h

@@ -24,6 +24,7 @@ typedef struct FFstrbuf
 void ffStrbufInit(FFstrbuf* strbuf);
 void ffStrbufInitA(FFstrbuf* strbuf, uint32_t allocate);
 void ffStrbufInitCopy(FFstrbuf* strbuf, const FFstrbuf* src);
+void ffStrbufInitS(FFstrbuf* strbuf, const char* str);
 
 void ffStrbufEnsureFree(FFstrbuf* strbuf, uint32_t free);
 

tests/list.c

@@ -0,0 +1,89 @@
+#include "fastfetch.h"
+
+#include <string.h>
+#include <stdarg.h>
+#include <stdlib.h>
+
+static void testFailed(const FFlist* list, const char* message, ...)
+{
+    va_list args;
+    va_start(args, message);
+    fputs(FASTFETCH_TEXT_MODIFIER_ERROR, stderr);
+    vfprintf(stderr, message, args);
+    for (uint32_t i = 0; i < list->length; ++i)
+    {
+        fprintf(stderr, "%u ", *(uint32_t*)ffListGet(list, i));
+    }
+    fputc('\n', stderr);
+    fputs(FASTFETCH_TEXT_MODIFIER_RESET, stderr);
+    fputc('\n', stderr);
+    va_end(args);
+    exit(1);
+}
+
+int main(int argc, char** argv)
+{
+    FF_UNUSED(argc, argv)
+
+    FFlist list;
+
+    //initA
+
+    ffListInitA(&list, sizeof(uint32_t), 0);
+
+    if(ffListGet(&list, 0) != NULL)
+        testFailed(&list, "ffListGet(&list, 0) != NULL");
+
+    if(list.elementSize != sizeof(int))
+        testFailed(&list, "list.elementSize != sizeof(int)");
+
+    if(list.capacity != 0)
+        testFailed(&list, "list.capacity != 0");
+
+    if(list.length != 0)
+        testFailed(&list, "list.length != 0");
+
+    //add
+    for (uint32_t i = 1; i <= FF_LIST_DEFAULT_ALLOC + 1; ++i)
+    {
+        *(uint32_t*)ffListAdd(&list) = i;
+
+        if(list.elementSize != sizeof(uint32_t))
+            testFailed(&list, "list.elementSize != sizeof(uint32_t)");
+
+        if(list.length != i)
+            testFailed(&list, "list.length != i");
+
+        if(i <= FF_LIST_DEFAULT_ALLOC)
+        {
+            if(list.capacity != FF_LIST_DEFAULT_ALLOC)
+                testFailed(&list, "list.length != FF_LIST_DEFAULT_ALLOC");
+        }
+        else
+        {
+            if(list.capacity != FF_LIST_DEFAULT_ALLOC * 2)
+                testFailed(&list, "list.length != FF_LIST_DEFAULT_ALLOC * 2");
+        }
+
+        if(*(uint32_t*)ffListGet(&list, 0) != 1)
+            testFailed(&list, "*(int*)ffListGet(&list, 0) != 1");
+
+        if(*(uint32_t*)ffListGet(&list, i - 1) != i)
+            testFailed(&list, "*(int*)ffListGet(&list, i - 1) != i");
+    }
+
+    //Destroy
+    ffListDestroy(&list);
+
+    if(list.elementSize != sizeof(uint32_t))
+        testFailed(&list, "list.elementSize != sizeof(uint32_t)");
+
+    if(list.capacity != 0)
+        testFailed(&list, "list.capacity != 0");
+
+    if(list.length != 0)
+        testFailed(&list, "list.length != 0");
+
+    //Success
+    puts("\033[32mAll tests passed!"FASTFETCH_TEXT_MODIFIER_RESET);
+}

tests/strbuf.c

@@ -26,24 +26,58 @@ int main(int argc, char** argv)
 
     //initA
 
-    ffStrbufInitA(&strbuf, 64);
+    ffStrbufInitA(&strbuf, 0);
 
-    if(strbuf.allocated != 64)
-        testFailed(&strbuf, "strbuf.allocated != 64");
+    if(strbuf.chars[0] != 0) //make sure chars[0] is accessable
+        testFailed(&strbuf, "strbuf.chars[0] != 0");
+
+    if(strbuf.allocated != 0)
+        testFailed(&strbuf, "strbuf.allocated != 0");
 
     if(strbuf.length != 0)
-        testFailed(&strbuf, "testSrbuf.length != 0");
+        testFailed(&strbuf, "strbuf.length != 0");
 
     //appendS
 
-    ffStrbufAppendS(&strbuf, "123456789");
+    ffStrbufAppendS(&strbuf, "12345");
+
+    if(strbuf.length != 5)
+        testFailed(&strbuf, "strbuf.length != 5");
+
+    if(strbuf.allocated < 6)
+        testFailed(&strbuf, "strbuf.allocated < 6");
+
+    if(ffStrbufCompS(&strbuf, "12345") != 0)
+        testFailed(&strbuf, "strbuf.data != \"12345\"");
+
+    //appendNS
+
+    ffStrbufAppendNS(&strbuf, 4, "67890");
 
     if(strbuf.length != 9)
         testFailed(&strbuf, "strbuf.length != 9");
 
-    if(strcmp(strbuf.chars, "123456789") != 0)
+    if(strbuf.allocated < 10)
+        testFailed(&strbuf, "strbuf.allocated < 10");
+
+    if(ffStrbufCompS(&strbuf, "123456789") != 0)
         testFailed(&strbuf, "strbuf.data != \"123456789\"");
 
+    //appendS long
+
+    ffStrbufAppendS(&strbuf, "1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890");
+
+    if(strbuf.length != 109)
+        testFailed(&strbuf, "strbuf.length != 109");
+
+    if(strbuf.allocated < 110)
+        testFailed(&strbuf, "strbuf.allocated < 110");
+
+    if(strbuf.chars[strbuf.length] != 0)
+        testFailed(&strbuf, "strbuf.chars[strbuf.length] != 0");
+
+    strbuf.length = 9;
+
     //startsWithS
 
     if(!ffStrbufStartsWithS(&strbuf, "123"))
@@ -79,6 +113,18 @@ int main(int argc, char** argv)
     if(strcmp(strbuf.chars, "12316") != 0)
         testFailed(&strbuf, "strbuf.chars != \"12316\"");
 
+    //Destroy
+
+    ffStrbufDestroy(&strbuf);
+    if(strbuf.allocated != 0)
+        testFailed(&strbuf, "strbuf.allocated != 0");
+
+    if(strbuf.length != 0)
+        testFailed(&strbuf, "strbuf.length != 0");
+
+    if(strbuf.chars != NULL)
+        testFailed(&strbuf, "strbuf.chars != NULL");
+
     //Success
     puts("\033[32mAll tests passed!"FASTFETCH_TEXT_MODIFIER_RESET);
 }