From 74ca21a41bcb5a49d19e65c9ba88f1f864cb7095 Mon Sep 17 00:00:00 2001 From: "Rafael G. Martins" Date: Sat, 3 Sep 2016 19:57:54 +0200 Subject: *: big code reorganization. - source and tests are now splitted by target - utils lib is now called common still pending move error.c from blogc to common --- src/datetime-parser.c | 386 -------------------------------------------------- 1 file changed, 386 deletions(-) delete mode 100644 src/datetime-parser.c (limited to 'src/datetime-parser.c') diff --git a/src/datetime-parser.c b/src/datetime-parser.c deleted file mode 100644 index ad65ff7..0000000 --- a/src/datetime-parser.c +++ /dev/null @@ -1,386 +0,0 @@ -/* - * blogc: A blog compiler. - * Copyright (C) 2015-2016 Rafael G. Martins - * - * This program can be distributed under the terms of the BSD License. - * See the file LICENSE. - */ - -#ifdef HAVE_CONFIG_H -#include -#endif /* HAVE_CONFIG_H */ - -#ifdef HAVE_TIME_H -#include -#endif /* HAVE_TIME_H */ - -#include - -#include "error.h" -#include "datetime-parser.h" -#include "utils.h" - - -typedef enum { - DATETIME_FIRST_YEAR = 1, - DATETIME_SECOND_YEAR, - DATETIME_THIRD_YEAR, - DATETIME_FOURTH_YEAR, - DATETIME_FIRST_HYPHEN, - DATETIME_FIRST_MONTH, - DATETIME_SECOND_MONTH, - DATETIME_SECOND_HYPHEN, - DATETIME_FIRST_DAY, - DATETIME_SECOND_DAY, - DATETIME_SPACE, - DATETIME_FIRST_HOUR, - DATETIME_SECOND_HOUR, - DATETIME_FIRST_COLON, - DATETIME_FIRST_MINUTE, - DATETIME_SECOND_MINUTE, - DATETIME_SECOND_COLON, - DATETIME_FIRST_SECOND, - DATETIME_SECOND_SECOND, - DATETIME_DONE, -} blogc_datetime_state_t; - - -char* -blogc_convert_datetime(const char *orig, const char *format, - blogc_error_t **err) -{ - if (err == NULL || *err != NULL) - return NULL; - -#ifndef HAVE_TIME_H - - *err = blogc_error_new(BLOGC_WARNING_DATETIME_PARSER, - "Your operating system does not supports the datetime functionalities " - "used by blogc. Sorry."); - return NULL; - -#else - - struct tm t; - memset(&t, 0, sizeof(struct tm)); - t.tm_isdst = -1; - - blogc_datetime_state_t state = DATETIME_FIRST_YEAR; - int tmp = 0; - int diff = '0'; - - for (unsigned int i = 0; orig[i] != '\0'; i++) { - char c = orig[i]; - - switch (state) { - - case DATETIME_FIRST_YEAR: - if (c >= '0' && c <= '9') { - tmp += (c - diff) * 1000; - state = DATETIME_SECOND_YEAR; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid first digit of year. " - "Found '%c', must be integer >= 0 and <= 9.", c); - break; - - case DATETIME_SECOND_YEAR: - if (c >= '0' && c <= '9') { - tmp += (c - diff) * 100; - state = DATETIME_THIRD_YEAR; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid second digit of year. " - "Found '%c', must be integer >= 0 and <= 9.", c); - break; - - case DATETIME_THIRD_YEAR: - if (c >= '0' && c <= '9') { - tmp += (c - diff) * 10; - state = DATETIME_FOURTH_YEAR; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid third digit of year. " - "Found '%c', must be integer >= 0 and <= 9.", c); - break; - - case DATETIME_FOURTH_YEAR: - if (c >= '0' && c <= '9') { - tmp += c - diff - 1900; - if (tmp < 0) { - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid year. Found %d, must be >= 1900.", - tmp + 1900); - break; - } - t.tm_year = tmp; - state = DATETIME_FIRST_HYPHEN; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid fourth digit of year. " - "Found '%c', must be integer >= 0 and <= 9.", c); - break; - - case DATETIME_FIRST_HYPHEN: - if (c == '-') { - tmp = 0; - state = DATETIME_FIRST_MONTH; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid separator between year and month. " - "Found '%c', must be '-'.", c); - break; - - case DATETIME_FIRST_MONTH: - if (c >= '0' && c <= '1') { - tmp += (c - diff) * 10; - state = DATETIME_SECOND_MONTH; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid first digit of month. " - "Found '%c', must be integer >= 0 and <= 1.", c); - break; - - case DATETIME_SECOND_MONTH: - if (c >= '0' && c <= '9') { - tmp += c - diff - 1; - if (tmp < 0 || tmp > 11) { - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid month. Found %d, must be >= 1 and <= 12.", - tmp + 1); - break; - } - t.tm_mon = tmp; - state = DATETIME_SECOND_HYPHEN; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid second digit of month. " - "Found '%c', must be integer >= 0 and <= 9.", c); - break; - - case DATETIME_SECOND_HYPHEN: - if (c == '-') { - tmp = 0; - state = DATETIME_FIRST_DAY; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid separator between month and day. " - "Found '%c', must be '-'.", c); - break; - - case DATETIME_FIRST_DAY: - if (c >= '0' && c <= '3') { - tmp += (c - diff) * 10; - state = DATETIME_SECOND_DAY; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid first digit of day. " - "Found '%c', must be integer >= 0 and <= 3.", c); - break; - - case DATETIME_SECOND_DAY: - if (c >= '0' && c <= '9') { - tmp += c - diff; - if (tmp < 1 || tmp > 31) { - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid day. Found %d, must be >= 1 and <= 31.", - tmp); - break; - } - t.tm_mday = tmp; - state = DATETIME_SPACE; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid second digit of day. " - "Found '%c', must be integer >= 0 and <= 9.", c); - break; - - case DATETIME_SPACE: - if (c == ' ') { - tmp = 0; - state = DATETIME_FIRST_HOUR; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid separator between date and time. " - "Found '%c', must be ' ' (empty space).", c); - break; - - case DATETIME_FIRST_HOUR: - if (c >= '0' && c <= '2') { - tmp += (c - diff) * 10; - state = DATETIME_SECOND_HOUR; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid first digit of hours. " - "Found '%c', must be integer >= 0 and <= 2.", c); - break; - - case DATETIME_SECOND_HOUR: - if (c >= '0' && c <= '9') { - tmp += c - diff; - if (tmp < 0 || tmp > 23) { - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid hours. Found %d, must be >= 0 and <= 23.", - tmp); - break; - } - t.tm_hour = tmp; - state = DATETIME_FIRST_COLON; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid second digit of hours. " - "Found '%c', must be integer >= 0 and <= 9.", c); - break; - - case DATETIME_FIRST_COLON: - if (c == ':') { - tmp = 0; - state = DATETIME_FIRST_MINUTE; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid separator between hours and minutes. " - "Found '%c', must be ':'.", c); - break; - - case DATETIME_FIRST_MINUTE: - if (c >= '0' && c <= '5') { - tmp += (c - diff) * 10; - state = DATETIME_SECOND_MINUTE; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid first digit of minutes. " - "Found '%c', must be integer >= 0 and <= 5.", c); - break; - - case DATETIME_SECOND_MINUTE: - if (c >= '0' && c <= '9') { - tmp += c - diff; - if (tmp < 0 || tmp > 59) { - // this won't happen because we are restricting the digits - // to 00-59 already, but lets keep the code here for - // reference. - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid minutes. Found %d, must be >= 0 and <= 59.", - tmp); - break; - } - t.tm_min = tmp; - state = DATETIME_SECOND_COLON; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid second digit of minutes. " - "Found '%c', must be integer >= 0 and <= 9.", c); - break; - - case DATETIME_SECOND_COLON: - if (c == ':') { - tmp = 0; - state = DATETIME_FIRST_SECOND; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid separator between minutes and seconds. " - "Found '%c', must be ':'.", c); - break; - - case DATETIME_FIRST_SECOND: - if (c >= '0' && c <= '6') { - tmp += (c - diff) * 10; - state = DATETIME_SECOND_SECOND; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid first digit of seconds. " - "Found '%c', must be integer >= 0 and <= 6.", c); - break; - - case DATETIME_SECOND_SECOND: - if (c >= '0' && c <= '9') { - tmp += c - diff; - if (tmp < 0 || tmp > 60) { - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid seconds. Found %d, must be >= 0 and <= 60.", - tmp); - break; - } - t.tm_sec = tmp; - state = DATETIME_DONE; - break; - } - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid second digit of seconds. " - "Found '%c', must be integer >= 0 and <= 9.", c); - break; - - case DATETIME_DONE: - // well, its done ;) - break; - } - - if (*err != NULL) - return NULL; - } - - if (*err == NULL) { - switch (state) { - case DATETIME_FIRST_YEAR: - case DATETIME_SECOND_YEAR: - case DATETIME_THIRD_YEAR: - case DATETIME_FOURTH_YEAR: - case DATETIME_FIRST_HYPHEN: - case DATETIME_FIRST_MONTH: - case DATETIME_SECOND_MONTH: - case DATETIME_SECOND_HYPHEN: - case DATETIME_FIRST_DAY: - case DATETIME_SECOND_DAY: - case DATETIME_FIRST_HOUR: - case DATETIME_SECOND_HOUR: - case DATETIME_FIRST_MINUTE: - case DATETIME_SECOND_MINUTE: - case DATETIME_FIRST_SECOND: - case DATETIME_SECOND_SECOND: - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Invalid datetime string. " - "Found '%s', formats allowed are: 'yyyy-mm-dd hh:mm:ss', " - "'yyyy-mm-dd hh:ss', 'yyyy-mm-dd hh' and 'yyyy-mm-dd'.", - orig); - return NULL; - - case DATETIME_SPACE: - case DATETIME_FIRST_COLON: - case DATETIME_SECOND_COLON: - case DATETIME_DONE: - break; // these states are ok - } - } - - mktime(&t); - - char buf[1024]; - if (0 == strftime(buf, sizeof(buf), format, &t)) { - *err = blogc_error_new_printf(BLOGC_WARNING_DATETIME_PARSER, - "Failed to format DATE variable, FORMAT is too long: %s", - format); - return NULL; - } - - return sb_strdup(buf); - -#endif -} -- cgit v1.2.3-18-g5258