forked from mirrors/treebird
130 lines
3.4 KiB
C
130 lines
3.4 KiB
C
/*
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* Treebird - Lightweight frontend for Pleroma
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* Copyright (C) 2022 Nekobit
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#define _XOPEN_SOURCE
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#define _DEFAULT_SOURCE
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#include <time.h>
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#include <math.h>
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#include "easprintf.h"
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#include <stdlib.h>
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#include <stddef.h>
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#include <string.h>
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#include "string.h"
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char* reltime_to_str(time_t stime)
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{
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char* str;
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// Get current time and convert it to GMT
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time_t curr_time = time(NULL);
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int since = curr_time - stime;
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// Timezone likely off
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if (since < 60)
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easprintf(&str, "%ds", since);
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else if (since < 60 * 60)
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easprintf(&str, "%dm", since / 60);
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else if (since < 60 * 60 * 24)
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easprintf(&str, "%dh", since / (60 * 60));
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else if (since < 60 * 60 * 24 * 31) // Not truly but werks
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easprintf(&str, "%dd", since / (60 * 60 * 24));
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else if (since < 60 * 60 * 24 * 365)
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easprintf(&str, "%dmon", since / (60 * 60 * 24 * 31));
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else
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easprintf(&str, "%dyr", since / (60 * 60 * 24 * 365));
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return str;
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}
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int streql(char* cmp1, char* cmp2)
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{
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while (*cmp1 || *cmp2)
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if (*cmp1++ != *cmp2++)
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return 0;
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return 1;
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}
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int strneql(char* cmp1, char* cmp2, size_t cmp1_n)
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{
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for (size_t i = 0; i < cmp1_n; ++i)
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if (*cmp1++ != *cmp2++)
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return 0;
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return 1;
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}
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char* strnstr(const char* haystack, const char* needle, size_t s)
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{
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size_t needle_len = strlen(needle);
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for (size_t i = 0; i < s; ++i)
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{
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if (strneql(needle, haystack + i, needle_len))
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return haystack + i;
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}
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return NULL;
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}
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char* strrepl(char* source, char* find, char* repl, int flags)
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{
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const size_t find_len = strlen(find);
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const size_t repl_len = strlen(repl);
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char* result = NULL;
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char* curr;
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size_t is_last = 0;
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char* last = source;
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size_t str_size = 0;
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size_t last_str_size;
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do
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{
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if (*last == '\0') break;
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curr = strstr(last, find);
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if (last == source && !curr) break;
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// Move to end
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else if (!curr)
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{
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curr = last + strlen(last);
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is_last = 1;
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}
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// Increase to distance
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last_str_size = str_size;
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str_size += curr - last;
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// Create and copy
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result = realloc(result, str_size + (!is_last ? repl_len : 0) + 1);
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strncpy(result + last_str_size, last, curr - last);
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if (!is_last)
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{
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strncpy(result + str_size, repl, repl_len);
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// Bump past replace size and null term
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str_size += repl_len;
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}
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result[str_size] = '\0';
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// If is_last is true, this value doesn't matter
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last = curr + find_len;
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} while (flags == STRREPL_ALL && curr && !is_last);
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// Return source string if no replacements
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return result ? result : source;
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}
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