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Read custom logos from text files

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If the --logo option is specified with a path to a file, use the
contents of the file as the logo
This commit is contained in:
alborrajo
2021-05-26 19:01:31 +02:00
parent 137b3f7010
commit e630167585
1 changed files with 55 additions and 2 deletions
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src/common/logo.c
+55 -2
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@@ -1,6 +1,26 @@
#include "fastfetch.h"
#include <string.h>
#include <unistd.h>
// http://www.zedwood.com/article/cpp-utf8-strlen-function
// Code snippet licensed under Creative Commons CC-By-SA 3.0
static int utf8_strlen(const char* str)
{
int c,i,ix,q;
for (q=0, i=0, ix=strlen(str); i < ix; i++, q++)
{
c = (unsigned char) str[i];
if (c>=0 && c<=127) i+=0;
else if ((c & 0xE0) == 0xC0) i+=1;
else if ((c & 0xF0) == 0xE0) i+=2;
else if ((c & 0xF8) == 0xF0) i+=3;
//else if (($c & 0xFC) == 0xF8) i+=4; // 111110bb //byte 5, unnecessary in 4 byte UTF-8
//else if (($c & 0xFE) == 0xFC) i+=5; // 1111110b //byte 6, unnecessary in 4 byte UTF-8
else return 0;//invalid utf8
}
return q;
}
static void loadUnknownLogo(FFlogo* logo)
{
@@ -236,9 +256,9 @@ static void loadGarudaLogo(FFlogo* logo, bool doColor)
sprintf(logo->chars[6], FASTFETCH_TEXT_MODIFIER_BOLT"%s ,tSXX° .bbbbbbbbbbbbbbbbbbbB8x@;"FASTFETCH_TEXT_MODIFIER_RESET, color);
sprintf(logo->chars[7], FASTFETCH_TEXT_MODIFIER_BOLT"%s .SXxx bBBBBBBBBBBBBBBBBBBBbSBX8;"FASTFETCH_TEXT_MODIFIER_RESET, color);
sprintf(logo->chars[8], FASTFETCH_TEXT_MODIFIER_BOLT"%s ,888S pd!"FASTFETCH_TEXT_MODIFIER_RESET, color);
sprintf(logo->chars[9], FASTFETCH_TEXT_MODIFIER_BOLT"%s8X88/ qp"FASTFETCH_TEXT_MODIFIER_RESET, color);
sprintf(logo->chars[9], FASTFETCH_TEXT_MODIFIER_BOLT"%s8X88/ qp"FASTFETCH_TEXT_MODIFIER_RESET, color);
sprintf(logo->chars[10], FASTFETCH_TEXT_MODIFIER_BOLT"%s8X88/ "FASTFETCH_TEXT_MODIFIER_RESET, color);
sprintf(logo->chars[11], FASTFETCH_TEXT_MODIFIER_BOLT"%sGBB. "FASTFETCH_TEXT_MODIFIER_RESET, color);
sprintf(logo->chars[11], FASTFETCH_TEXT_MODIFIER_BOLT"%sGBB. "FASTFETCH_TEXT_MODIFIER_RESET, color);
sprintf(logo->chars[12], FASTFETCH_TEXT_MODIFIER_BOLT"%s x%%88 d888@8@X@X@X88X@@XX@@X@8@X. "FASTFETCH_TEXT_MODIFIER_RESET, color);
sprintf(logo->chars[13], FASTFETCH_TEXT_MODIFIER_BOLT"%s dxXd dB8b8b8B8B08bB88b998888b88x. "FASTFETCH_TEXT_MODIFIER_RESET, color);
sprintf(logo->chars[14], FASTFETCH_TEXT_MODIFIER_BOLT"%s dxx8o .@@;. "FASTFETCH_TEXT_MODIFIER_RESET, color);
@@ -249,6 +269,37 @@ static void loadGarudaLogo(FFlogo* logo, bool doColor)
sprintf(logo->chars[19], FASTFETCH_TEXT_MODIFIER_BOLT"%s "FASTFETCH_TEXT_MODIFIER_RESET, color);
}
static void loadLogoFromFile(FFlogo* logo, bool doColor, char* pathToFile)
{
strcpy(logo->name, "amogus");
const char* color = doColor ? "\033[91m" : "";
strcpy(logo->color, "\033[91m");
FILE* fp = fopen(pathToFile, "r");
char buff[255];
char* normalizedBuff;
int len;
int logoWidth = 0, logoHeight = 0;
while(!feof(fp)) {
fgets(buff, sizeof(buff), fp);
normalizedBuff = strtok(buff, "\n");
sprintf(logo->chars[logoHeight++], FASTFETCH_TEXT_MODIFIER_BOLT"%s%s"FASTFETCH_TEXT_MODIFIER_RESET, color, normalizedBuff);
len = utf8_strlen(normalizedBuff);
logoWidth = len > logoWidth
? len
: logoWidth;
}
fclose(fp);
logo->width = logoWidth;
logo->height = logoHeight;
}
void ffLoadLogoSet(FFconfig* config, const char* logo)
{
if(strcasecmp(logo, "none") == 0)
@@ -272,6 +323,8 @@ void ffLoadLogoSet(FFconfig* config, const char* logo)
loadGarudaLogo(&config->logo, config->colorLogo);
else if(strcasecmp(logo, "unknown") == 0)
loadUnknownLogo(&config->logo);
else if(access(logo, R_OK) == 0)
loadLogoFromFile(&config->logo, config->colorLogo, logo);
else
{
if(config->showErrors)