style: improve date utils code style (#7632)

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Diego Heras 2020-03-14 17:05:10 +01:00 committed by GitHub
parent b689b4581e
commit fe3fcda356
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4 changed files with 221 additions and 240 deletions

View File

@ -123,7 +123,7 @@ dotnet_style_prefer_compound_assignment=true:suggestion
###############################
# Style Definitions
dotnet_naming_style.pascal_case_style.capitalization=pascal_case
# Use PascalCase for constant fields
# Use PascalCase for constant fields
dotnet_naming_rule.constant_fields_should_be_pascal_case.severity=warning
dotnet_naming_rule.constant_fields_should_be_pascal_case.symbols=constant_fields
dotnet_naming_rule.constant_fields_should_be_pascal_case.style=pascal_case_style
@ -161,11 +161,11 @@ dotnet_naming_rule.asyncmethods_should_be_ends_with_async.style = ends_with_asyn
dotnet_naming_symbols.interface.applicable_kinds = interface
dotnet_naming_symbols.interface.applicable_accessibilities = public, internal, private, protected, protected_internal, private_protected
dotnet_naming_symbols.interface.required_modifiers =
dotnet_naming_symbols.interface.required_modifiers =
dotnet_naming_symbols.private_or_internal_field.applicable_kinds = field
dotnet_naming_symbols.private_or_internal_field.applicable_accessibilities = internal, private, private_protected
dotnet_naming_symbols.private_or_internal_field.required_modifiers =
dotnet_naming_symbols.private_or_internal_field.required_modifiers =
dotnet_naming_symbols.private_or_internal_static_field.applicable_kinds = field
dotnet_naming_symbols.private_or_internal_static_field.applicable_accessibilities = internal, private, private_protected
@ -173,11 +173,11 @@ dotnet_naming_symbols.private_or_internal_static_field.required_modifiers = stat
dotnet_naming_symbols.types.applicable_kinds = class, struct, interface, enum
dotnet_naming_symbols.types.applicable_accessibilities = public, internal, private, protected, protected_internal, private_protected
dotnet_naming_symbols.types.required_modifiers =
dotnet_naming_symbols.types.required_modifiers =
dotnet_naming_symbols.non_field_members.applicable_kinds = property, event, method
dotnet_naming_symbols.non_field_members.applicable_accessibilities = public, internal, private, protected, protected_internal, private_protected
dotnet_naming_symbols.non_field_members.required_modifiers =
dotnet_naming_symbols.non_field_members.required_modifiers =
dotnet_naming_symbols.asyncmethods.applicable_kinds = delegate, method, local_function
dotnet_naming_symbols.asyncmethods.applicable_accessibilities = *
@ -185,29 +185,29 @@ dotnet_naming_symbols.asyncmethods.required_modifiers = async
# Naming styles
dotnet_naming_style.pascal_case.required_prefix =
dotnet_naming_style.pascal_case.required_suffix =
dotnet_naming_style.pascal_case.word_separator =
dotnet_naming_style.pascal_case.required_prefix =
dotnet_naming_style.pascal_case.required_suffix =
dotnet_naming_style.pascal_case.word_separator =
dotnet_naming_style.pascal_case.capitalization = pascal_case
dotnet_naming_style.begins_with_i.required_prefix = I
dotnet_naming_style.begins_with_i.required_suffix =
dotnet_naming_style.begins_with_i.word_separator =
dotnet_naming_style.begins_with_i.required_suffix =
dotnet_naming_style.begins_with_i.word_separator =
dotnet_naming_style.begins_with_i.capitalization = pascal_case
dotnet_naming_style.private_or_internal_static_with_prefix.required_prefix = s_
dotnet_naming_style.private_or_internal_static_with_prefix.required_suffix =
dotnet_naming_style.private_or_internal_static_with_prefix.word_separator =
dotnet_naming_style.private_or_internal_static_with_prefix.required_prefix = _
dotnet_naming_style.private_or_internal_static_with_prefix.required_suffix =
dotnet_naming_style.private_or_internal_static_with_prefix.word_separator =
dotnet_naming_style.private_or_internal_static_with_prefix.capitalization = pascal_case
dotnet_naming_style.private_prefix.required_prefix = _
dotnet_naming_style.private_prefix.required_suffix =
dotnet_naming_style.private_prefix.word_separator =
dotnet_naming_style.private_prefix.required_suffix =
dotnet_naming_style.private_prefix.word_separator =
dotnet_naming_style.private_prefix.capitalization = camel_case
dotnet_naming_style.ends_with_async.required_prefix =
dotnet_naming_style.ends_with_async.required_prefix =
dotnet_naming_style.ends_with_async.required_suffix = Async
dotnet_naming_style.ends_with_async.word_separator =
dotnet_naming_style.ends_with_async.word_separator =
dotnet_naming_style.ends_with_async.capitalization = pascal_case
###############################

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@ -9,6 +9,10 @@
using System;
using System.Text.RegularExpressions;
// ReSharper disable NotAccessedField.Global
// ReSharper disable MemberCanBePrivate.Global
// ReSharper disable UnusedMember.Global
namespace DateTimeRoutines
{
/// <summary>
@ -21,11 +25,11 @@ namespace DateTimeRoutines
/// <summary>
/// Amount of seconds elapsed between 1970-01-01 00:00:00 and the date-time.
/// </summary>
/// <param name="date_time">date-time</param>
/// <param name="dateTime">date-time</param>
/// <returns>seconds</returns>
public static uint GetSecondsSinceUnixEpoch(this DateTime date_time)
public static uint GetSecondsSinceUnixEpoch(this DateTime dateTime)
{
var t = date_time - new DateTime(1970, 1, 1);
var t = dateTime - new DateTime(1970, 1, 1);
var ss = (int)t.TotalSeconds;
if (ss < 0)
return 0;
@ -44,19 +48,19 @@ namespace DateTimeRoutines
/// <summary>
/// Index of first char of a date substring found in the string
/// </summary>
public readonly int IndexOfDate = -1;
public readonly int IndexOfDate;
/// <summary>
/// Length a date substring found in the string
/// </summary>
public readonly int LengthOfDate = -1;
public readonly int LengthOfDate;
/// <summary>
/// Index of first char of a time substring found in the string
/// </summary>
public readonly int IndexOfTime = -1;
public readonly int IndexOfTime;
/// <summary>
/// Length of a time substring found in the string
/// </summary>
public readonly int LengthOfTime = -1;
public readonly int LengthOfTime;
/// <summary>
/// DateTime found in the string
/// </summary>
@ -82,45 +86,45 @@ namespace DateTimeRoutines
/// </summary>
public DateTime UtcDateTime;
internal ParsedDateTime(int index_of_date, int length_of_date, int index_of_time, int length_of_time, DateTime date_time)
internal ParsedDateTime(int indexOfDate, int lengthOfDate, int indexOfTime, int lengthOfTime, DateTime dateTime)
{
IndexOfDate = index_of_date;
LengthOfDate = length_of_date;
IndexOfTime = index_of_time;
LengthOfTime = length_of_time;
DateTime = date_time;
IsDateFound = index_of_date > -1;
IsTimeFound = index_of_time > -1;
IndexOfDate = indexOfDate;
LengthOfDate = lengthOfDate;
IndexOfTime = indexOfTime;
LengthOfTime = lengthOfTime;
DateTime = dateTime;
IsDateFound = indexOfDate > -1;
IsTimeFound = indexOfTime > -1;
UtcOffset = new TimeSpan(25, 0, 0);
IsUtcOffsetFound = false;
UtcDateTime = new DateTime(1, 1, 1);
}
internal ParsedDateTime(int index_of_date, int length_of_date, int index_of_time, int length_of_time, DateTime date_time, TimeSpan utc_offset)
internal ParsedDateTime(int indexOfDate, int lengthOfDate, int indexOfTime, int lengthOfTime, DateTime dateTime, TimeSpan utcOffset)
{
IndexOfDate = index_of_date;
LengthOfDate = length_of_date;
IndexOfTime = index_of_time;
LengthOfTime = length_of_time;
DateTime = date_time;
IsDateFound = index_of_date > -1;
IsTimeFound = index_of_time > -1;
UtcOffset = utc_offset;
IsUtcOffsetFound = Math.Abs(utc_offset.TotalHours) < 12;
IndexOfDate = indexOfDate;
LengthOfDate = lengthOfDate;
IndexOfTime = indexOfTime;
LengthOfTime = lengthOfTime;
DateTime = dateTime;
IsDateFound = indexOfDate > -1;
IsTimeFound = indexOfTime > -1;
UtcOffset = utcOffset;
IsUtcOffsetFound = Math.Abs(utcOffset.TotalHours) < 12;
if (!IsUtcOffsetFound)
UtcDateTime = new DateTime(1, 1, 1);
else
{
if (index_of_date < 0)//to avoid negative date exception when date is undefined
if (indexOfDate < 0)//to avoid negative date exception when date is undefined
{
var ts = date_time.TimeOfDay + utc_offset;
var ts = dateTime.TimeOfDay + utcOffset;
if (ts < new TimeSpan(0))
UtcDateTime = new DateTime(1, 1, 2) + ts;
else
UtcDateTime = new DateTime(1, 1, 1) + ts;
}
else
UtcDateTime = date_time + utc_offset;
UtcDateTime = dateTime + utcOffset;
}
}
}
@ -129,7 +133,7 @@ namespace DateTimeRoutines
/// Date that is accepted in the following cases:
/// - no date was parsed by TryParseDateOrTime();
/// - no year was found by TryParseDate();
/// It is ignored if DefaultDateIsNow = true was set after DefaultDate
/// It is ignored if DefaultDateIsNow = true was set after DefaultDate
/// </summary>
public static DateTime DefaultDate
{
@ -138,13 +142,7 @@ namespace DateTimeRoutines
_DefaultDate = value;
DefaultDateIsNow = false;
}
get
{
if (DefaultDateIsNow)
return DateTime.Now;
else
return _DefaultDate;
}
get => DefaultDateIsNow ? DateTime.Now : _DefaultDate;
}
private static DateTime _DefaultDate = DateTime.Now;
@ -157,16 +155,17 @@ namespace DateTimeRoutines
/// <summary>
/// Defines default date-time format.
/// </summary>
[Flags]
public enum DateTimeFormat
{
/// <summary>
/// month number goes before day number
/// </summary>
USA_DATE,
UsaDate,
/// <summary>
/// day number goes before month number
/// </summary>
UK_DATE,
UkDate,
///// <summary>
///// time is specifed through AM or PM
///// </summary>
@ -178,79 +177,79 @@ namespace DateTimeRoutines
#region parsing derived methods for DateTime output
/// <summary>
/// Tries to find date and time within the passed string and return it as DateTime structure.
/// Tries to find date and time within the passed string and return it as DateTime structure.
/// </summary>
/// <param name="str">string that contains date and/or time</param>
/// <param name="default_format">format to be used preferably in ambivalent instances</param>
/// <param name="date_time">parsed date-time output</param>
/// <param name="defaultFormat">format to be used preferably in ambivalent instances</param>
/// <param name="dateTime">parsed date-time output</param>
/// <returns>true if both date and time were found, else false</returns>
public static bool TryParseDateTime(this string str, DateTimeFormat default_format, out DateTime date_time)
public static bool TryParseDateTime(this string str, DateTimeFormat defaultFormat, out DateTime dateTime)
{
if (!TryParseDateTime(str, default_format, out ParsedDateTime parsed_date_time))
if (!TryParseDateTime(str, defaultFormat, out ParsedDateTime parsedDateTime))
{
date_time = new DateTime(1, 1, 1);
dateTime = new DateTime(1, 1, 1);
return false;
}
date_time = parsed_date_time.DateTime;
dateTime = parsedDateTime.DateTime;
return true;
}
/// <summary>
/// Tries to find date and/or time within the passed string and return it as DateTime structure.
/// Tries to find date and/or time within the passed string and return it as DateTime structure.
/// If only date was found, time in the returned DateTime is always 0:0:0.
/// If only time was found, date in the returned DateTime is DefaultDate.
/// </summary>
/// <param name="str">string that contains date and(or) time</param>
/// <param name="default_format">format to be used preferably in ambivalent instances</param>
/// <param name="date_time">parsed date-time output</param>
/// <param name="defaultFormat">format to be used preferably in ambivalent instances</param>
/// <param name="dateTime">parsed date-time output</param>
/// <returns>true if date and/or time was found, else false</returns>
public static bool TryParseDateOrTime(this string str, DateTimeFormat default_format, out DateTime date_time)
public static bool TryParseDateOrTime(this string str, DateTimeFormat defaultFormat, out DateTime dateTime)
{
if (!TryParseDateOrTime(str, default_format, out ParsedDateTime parsed_date_time))
if (!TryParseDateOrTime(str, defaultFormat, out ParsedDateTime parsedDateTime))
{
date_time = new DateTime(1, 1, 1);
dateTime = new DateTime(1, 1, 1);
return false;
}
date_time = parsed_date_time.DateTime;
dateTime = parsedDateTime.DateTime;
return true;
}
/// <summary>
/// Tries to find time within the passed string and return it as DateTime structure.
/// Tries to find time within the passed string and return it as DateTime structure.
/// It recognizes only time while ignoring date, so date in the returned DateTime is always 1/1/1.
/// </summary>
/// <param name="str">string that contains time</param>
/// <param name="default_format">format to be used preferably in ambivalent instances</param>
/// <param name="defaultFormat">format to be used preferably in ambivalent instances</param>
/// <param name="time">parsed time output</param>
/// <returns>true if time was found, else false</returns>
public static bool TryParseTime(this string str, DateTimeFormat default_format, out DateTime time)
public static bool TryParseTime(this string str, DateTimeFormat defaultFormat, out DateTime time)
{
if (!TryParseTime(str, default_format, out var parsed_time, null))
if (!TryParseTime(str, defaultFormat, out var parsedTime, null))
{
time = new DateTime(1, 1, 1);
return false;
}
time = parsed_time.DateTime;
time = parsedTime.DateTime;
return true;
}
/// <summary>
/// Tries to find date within the passed string and return it as DateTime structure.
/// Tries to find date within the passed string and return it as DateTime structure.
/// It recognizes only date while ignoring time, so time in the returned DateTime is always 0:0:0.
/// If year of the date was not found then it accepts the current year.
/// If year of the date was not found then it accepts the current year.
/// </summary>
/// <param name="str">string that contains date</param>
/// <param name="default_format">format to be used preferably in ambivalent instances</param>
/// <param name="defaultFormat">format to be used preferably in ambivalent instances</param>
/// <param name="date">parsed date output</param>
/// <returns>true if date was found, else false</returns>
public static bool TryParseDate(this string str, DateTimeFormat default_format, out DateTime date)
public static bool TryParseDate(this string str, DateTimeFormat defaultFormat, out DateTime date)
{
if (!TryParseDate(str, default_format, out ParsedDateTime parsed_date))
if (!TryParseDate(str, defaultFormat, out ParsedDateTime parsedDate))
{
date = new DateTime(1, 1, 1);
return false;
}
date = parsed_date.DateTime;
date = parsedDate.DateTime;
return true;
}
@ -259,69 +258,69 @@ namespace DateTimeRoutines
#region parsing derived methods for ParsedDateTime output
/// <summary>
/// Tries to find date and time within the passed string and return it as ParsedDateTime object.
/// Tries to find date and time within the passed string and return it as ParsedDateTime object.
/// </summary>
/// <param name="str">string that contains date-time</param>
/// <param name="default_format">format to be used preferably in ambivalent instances</param>
/// <param name="parsed_date_time">parsed date-time output</param>
/// <param name="defaultFormat">format to be used preferably in ambivalent instances</param>
/// <param name="parsedDateTime">parsed date-time output</param>
/// <returns>true if both date and time were found, else false</returns>
public static bool TryParseDateTime(this string str, DateTimeFormat default_format, out ParsedDateTime parsed_date_time)
public static bool TryParseDateTime(this string str, DateTimeFormat defaultFormat, out ParsedDateTime parsedDateTime)
{
if (DateTimeRoutines.TryParseDateOrTime(str, default_format, out parsed_date_time)
&& parsed_date_time.IsDateFound
&& parsed_date_time.IsTimeFound
if (TryParseDateOrTime(str, defaultFormat, out parsedDateTime)
&& parsedDateTime.IsDateFound
&& parsedDateTime.IsTimeFound
)
return true;
parsed_date_time = null;
parsedDateTime = null;
return false;
}
/// <summary>
/// Tries to find time within the passed string and return it as ParsedDateTime object.
/// Tries to find time within the passed string and return it as ParsedDateTime object.
/// It recognizes only time while ignoring date, so date in the returned ParsedDateTime is always 1/1/1
/// </summary>
/// <param name="str">string that contains date-time</param>
/// <param name="default_format">format to be used preferably in ambivalent instances</param>
/// <param name="parsed_time">parsed date-time output</param>
/// <param name="defaultFormat">format to be used preferably in ambivalent instances</param>
/// <param name="parsedTime">parsed date-time output</param>
/// <returns>true if time was found, else false</returns>
public static bool TryParseTime(this string str, DateTimeFormat default_format, out ParsedDateTime parsed_time)
=> TryParseTime(str, default_format, out parsed_time, null);
public static bool TryParseTime(this string str, DateTimeFormat defaultFormat, out ParsedDateTime parsedTime)
=> TryParseTime(str, defaultFormat, out parsedTime, null);
/// <summary>
/// Tries to find date and/or time within the passed string and return it as ParsedDateTime object.
/// Tries to find date and/or time within the passed string and return it as ParsedDateTime object.
/// If only date was found, time in the returned ParsedDateTime is always 0:0:0.
/// If only time was found, date in the returned ParsedDateTime is DefaultDate.
/// </summary>
/// <param name="str">string that contains date-time</param>
/// <param name="default_format">format to be used preferably in ambivalent instances</param>
/// <param name="parsed_date_time">parsed date-time output</param>
/// <param name="defaultFormat">format to be used preferably in ambivalent instances</param>
/// <param name="parsedDateTime">parsed date-time output</param>
/// <returns>true if date or time was found, else false</returns>
public static bool TryParseDateOrTime(this string str, DateTimeFormat default_format, out ParsedDateTime parsed_date_time)
public static bool TryParseDateOrTime(this string str, DateTimeFormat defaultFormat, out ParsedDateTime parsedDateTime)
{
parsed_date_time = null;
parsedDateTime = null;
ParsedDateTime parsed_time;
if (!TryParseDate(str, default_format, out
ParsedDateTime parsed_date))
ParsedDateTime parsedTime;
if (!TryParseDate(str, defaultFormat, out
ParsedDateTime parsedDate))
{
if (!TryParseTime(str, default_format, out parsed_time, null))
if (!TryParseTime(str, defaultFormat, out parsedTime, null))
return false;
var date_time = new DateTime(DefaultDate.Year, DefaultDate.Month, DefaultDate.Day, parsed_time.DateTime.Hour, parsed_time.DateTime.Minute, parsed_time.DateTime.Second);
parsed_date_time = new ParsedDateTime(-1, -1, parsed_time.IndexOfTime, parsed_time.LengthOfTime, date_time, parsed_time.UtcOffset);
var dateTime = new DateTime(DefaultDate.Year, DefaultDate.Month, DefaultDate.Day, parsedTime.DateTime.Hour, parsedTime.DateTime.Minute, parsedTime.DateTime.Second);
parsedDateTime = new ParsedDateTime(-1, -1, parsedTime.IndexOfTime, parsedTime.LengthOfTime, dateTime, parsedTime.UtcOffset);
}
else
{
if (!TryParseTime(str, default_format, out parsed_time, parsed_date))
if (!TryParseTime(str, defaultFormat, out parsedTime, parsedDate))
{
var date_time = new DateTime(parsed_date.DateTime.Year, parsed_date.DateTime.Month, parsed_date.DateTime.Day, 0, 0, 0);
parsed_date_time = new ParsedDateTime(parsed_date.IndexOfDate, parsed_date.LengthOfDate, -1, -1, date_time);
var dateTime = new DateTime(parsedDate.DateTime.Year, parsedDate.DateTime.Month, parsedDate.DateTime.Day, 0, 0, 0);
parsedDateTime = new ParsedDateTime(parsedDate.IndexOfDate, parsedDate.LengthOfDate, -1, -1, dateTime);
}
else
{
var date_time = new DateTime(parsed_date.DateTime.Year, parsed_date.DateTime.Month, parsed_date.DateTime.Day, parsed_time.DateTime.Hour, parsed_time.DateTime.Minute, parsed_time.DateTime.Second);
parsed_date_time = new ParsedDateTime(parsed_date.IndexOfDate, parsed_date.LengthOfDate, parsed_time.IndexOfTime, parsed_time.LengthOfTime, date_time, parsed_time.UtcOffset);
var dateTime = new DateTime(parsedDate.DateTime.Year, parsedDate.DateTime.Month, parsedDate.DateTime.Day, parsedTime.DateTime.Hour, parsedTime.DateTime.Minute, parsedTime.DateTime.Second);
parsedDateTime = new ParsedDateTime(parsedDate.IndexOfDate, parsedDate.LengthOfDate, parsedTime.IndexOfTime, parsedTime.LengthOfTime, dateTime, parsedTime.UtcOffset);
}
}
@ -337,42 +336,39 @@ namespace DateTimeRoutines
/// It recognizes only time while ignoring date, so date in the returned ParsedDateTime is always 1/1/1
/// </summary>
/// <param name="str">string that contains date</param>
/// <param name="default_format">format to be used preferably in ambivalent instances</param>
/// <param name="parsed_time">parsed date-time output</param>
/// <param name="parsed_date">ParsedDateTime object if the date was found within this string, else NULL</param>
/// <param name="defaultFormat">format to be used preferably in ambivalent instances</param>
/// <param name="parsedTime">parsed date-time output</param>
/// <param name="parsedDate">ParsedDateTime object if the date was found within this string, else NULL</param>
/// <returns>true if time was found, else false</returns>
public static bool TryParseTime(this string str, DateTimeFormat default_format, out ParsedDateTime parsed_time, ParsedDateTime parsed_date)
public static bool TryParseTime(this string str, DateTimeFormat defaultFormat, out ParsedDateTime parsedTime, ParsedDateTime parsedDate)
{
parsed_time = null;
parsedTime = null;
string time_zone_r;
if (default_format == DateTimeFormat.USA_DATE)
time_zone_r = @"(?:\s*(?'time_zone'UTC|GMT|CST|EST))?";
else
time_zone_r = @"(?:\s*(?'time_zone'UTC|GMT))?";
var timeZoneR = defaultFormat == DateTimeFormat.UsaDate ?
@"(?:\s*(?'time_zone'UTC|GMT|CST|EST))?" : @"(?:\s*(?'time_zone'UTC|GMT))?";
Match m;
if (parsed_date != null && parsed_date.IndexOfDate > -1)
if (parsedDate != null && parsedDate.IndexOfDate > -1)
{//look around the found date
//look for <date> hh:mm:ss <UTC offset>
m = Regex.Match(str.Substring(parsed_date.IndexOfDate + parsed_date.LengthOfDate), @"(?<=^\s*,?\s+|^\s*at\s*|^\s*[T\-]\s*)(?'hour'\d{2})\s*:\s*(?'minute'\d{2})\s*:\s*(?'second'\d{2})\s+(?'offset_sign'[\+\-])(?'offset_hh'\d{2}):?(?'offset_mm'\d{2})(?=$|[^\d\w])", RegexOptions.Compiled);
//look for <date> hh:mm:ss <UTC offset>
m = Regex.Match(str.Substring(parsedDate.IndexOfDate + parsedDate.LengthOfDate), @"(?<=^\s*,?\s+|^\s*at\s*|^\s*[T\-]\s*)(?'hour'\d{2})\s*:\s*(?'minute'\d{2})\s*:\s*(?'second'\d{2})\s+(?'offset_sign'[\+\-])(?'offset_hh'\d{2}):?(?'offset_mm'\d{2})(?=$|[^\d\w])", RegexOptions.Compiled);
if (!m.Success)
//look for <date> [h]h:mm[:ss] [PM/AM] [UTC/GMT]
m = Regex.Match(str.Substring(parsed_date.IndexOfDate + parsed_date.LengthOfDate), @"(?<=^\s*,?\s+|^\s*at\s*|^\s*[T\-]\s*)(?'hour'\d{1,2})\s*:\s*(?'minute'\d{2})\s*(?::\s*(?'second'\d{2}))?(?:\s*(?'ampm'AM|am|PM|pm))?" + time_zone_r + @"(?=$|[^\d\w])", RegexOptions.Compiled);
//look for <date> [h]h:mm[:ss] [PM/AM] [UTC/GMT]
m = Regex.Match(str.Substring(parsedDate.IndexOfDate + parsedDate.LengthOfDate), @"(?<=^\s*,?\s+|^\s*at\s*|^\s*[T\-]\s*)(?'hour'\d{1,2})\s*:\s*(?'minute'\d{2})\s*(?::\s*(?'second'\d{2}))?(?:\s*(?'ampm'AM|am|PM|pm))?" + timeZoneR + @"(?=$|[^\d\w])", RegexOptions.Compiled);
if (!m.Success)
//look for [h]h:mm:ss [PM/AM] [UTC/GMT] <date>
m = Regex.Match(str.Substring(0, parsed_date.IndexOfDate), @"(?<=^|[^\d])(?'hour'\d{1,2})\s*:\s*(?'minute'\d{2})\s*(?::\s*(?'second'\d{2}))?(?:\s*(?'ampm'AM|am|PM|pm))?" + time_zone_r + @"(?=$|[\s,]+)", RegexOptions.Compiled);
m = Regex.Match(str.Substring(0, parsedDate.IndexOfDate), @"(?<=^|[^\d])(?'hour'\d{1,2})\s*:\s*(?'minute'\d{2})\s*(?::\s*(?'second'\d{2}))?(?:\s*(?'ampm'AM|am|PM|pm))?" + timeZoneR + @"(?=$|[\s,]+)", RegexOptions.Compiled);
if (!m.Success)
//look for [h]h:mm:ss [PM/AM] [UTC/GMT] within <date>
m = Regex.Match(str.Substring(parsed_date.IndexOfDate, parsed_date.LengthOfDate), @"(?<=^|[^\d])(?'hour'\d{1,2})\s*:\s*(?'minute'\d{2})\s*(?::\s*(?'second'\d{2}))?(?:\s*(?'ampm'AM|am|PM|pm))?" + time_zone_r + @"(?=$|[\s,]+)", RegexOptions.Compiled);
m = Regex.Match(str.Substring(parsedDate.IndexOfDate, parsedDate.LengthOfDate), @"(?<=^|[^\d])(?'hour'\d{1,2})\s*:\s*(?'minute'\d{2})\s*(?::\s*(?'second'\d{2}))?(?:\s*(?'ampm'AM|am|PM|pm))?" + timeZoneR + @"(?=$|[\s,]+)", RegexOptions.Compiled);
}
else//look anywhere within string
{
//look for hh:mm:ss <UTC offset>
//look for hh:mm:ss <UTC offset>
m = Regex.Match(str, @"(?<=^|\s+|\s*T\s*)(?'hour'\d{2})\s*:\s*(?'minute'\d{2})\s*:\s*(?'second'\d{2})\s+(?'offset_sign'[\+\-])(?'offset_hh'\d{2}):?(?'offset_mm'\d{2})?(?=$|[^\d\w])", RegexOptions.Compiled);
if (!m.Success)
//look for [h]h:mm[:ss] [PM/AM] [UTC/GMT]
m = Regex.Match(str, @"(?<=^|\s+|\s*T\s*)(?'hour'\d{1,2})\s*:\s*(?'minute'\d{2})\s*(?::\s*(?'second'\d{2}))?(?:\s*(?'ampm'AM|am|PM|pm))?" + time_zone_r + @"(?=$|[^\d\w])", RegexOptions.Compiled);
m = Regex.Match(str, @"(?<=^|\s+|\s*T\s*)(?'hour'\d{1,2})\s*:\s*(?'minute'\d{2})\s*(?::\s*(?'second'\d{2}))?(?:\s*(?'ampm'AM|am|PM|pm))?" + timeZoneR + @"(?=$|[^\d\w])", RegexOptions.Compiled);
}
if (!m.Success)
@ -396,49 +392,49 @@ namespace DateTimeRoutines
return false;
}
if (string.Compare(m.Groups["ampm"].Value, "PM", true) == 0 && hour < 12)
if ("PM".Equals(m.Groups["ampm"].Value, StringComparison.OrdinalIgnoreCase) && hour < 12)
hour += 12;
else if (string.Compare(m.Groups["ampm"].Value, "AM", true) == 0 && hour == 12)
else if ("AM".Equals(m.Groups["ampm"].Value, StringComparison.OrdinalIgnoreCase) && hour == 12)
hour -= 12;
var date_time = new DateTime(1, 1, 1, hour, minute, second);
var dateTime = new DateTime(1, 1, 1, hour, minute, second);
if (m.Groups["offset_hh"].Success)
{
var offset_hh = int.Parse(m.Groups["offset_hh"].Value);
var offset_mm = 0;
var offsetHh = int.Parse(m.Groups["offset_hh"].Value);
var offsetMm = 0;
if (m.Groups["offset_mm"].Success)
offset_mm = int.Parse(m.Groups["offset_mm"].Value);
var utc_offset = new TimeSpan(offset_hh, offset_mm, 0);
offsetMm = int.Parse(m.Groups["offset_mm"].Value);
var utcOffset = new TimeSpan(offsetHh, offsetMm, 0);
if (m.Groups["offset_sign"].Value == "-")
utc_offset = -utc_offset;
parsed_time = new ParsedDateTime(-1, -1, m.Index, m.Length, date_time, utc_offset);
utcOffset = -utcOffset;
parsedTime = new ParsedDateTime(-1, -1, m.Index, m.Length, dateTime, utcOffset);
return true;
}
if (m.Groups["time_zone"].Success)
{
TimeSpan utc_offset;
TimeSpan utcOffset;
switch (m.Groups["time_zone"].Value)
{
case "UTC":
case "GMT":
utc_offset = new TimeSpan(0, 0, 0);
utcOffset = new TimeSpan(0, 0, 0);
break;
case "CST":
utc_offset = new TimeSpan(-6, 0, 0);
utcOffset = new TimeSpan(-6, 0, 0);
break;
case "EST":
utc_offset = new TimeSpan(-5, 0, 0);
utcOffset = new TimeSpan(-5, 0, 0);
break;
default:
throw new Exception("Time zone: " + m.Groups["time_zone"].Value + " is not defined.");
}
parsed_time = new ParsedDateTime(-1, -1, m.Index, m.Length, date_time, utc_offset);
parsedTime = new ParsedDateTime(-1, -1, m.Index, m.Length, dateTime, utcOffset);
return true;
}
parsed_time = new ParsedDateTime(-1, -1, m.Index, m.Length, date_time);
parsedTime = new ParsedDateTime(-1, -1, m.Index, m.Length, dateTime);
//}
//catch(Exception e)
//{
@ -448,17 +444,17 @@ namespace DateTimeRoutines
}
/// <summary>
/// Tries to find date within the passed string and return it as ParsedDateTime object.
/// Tries to find date within the passed string and return it as ParsedDateTime object.
/// It recognizes only date while ignoring time, so time in the returned ParsedDateTime is always 0:0:0.
/// If year of the date was not found then it accepts the current year.
/// If year of the date was not found then it accepts the current year.
/// </summary>
/// <param name="str">string that contains date</param>
/// <param name="default_format">format to be used preferably in ambivalent instances</param>
/// <param name="parsed_date">parsed date output</param>
/// <param name="defaultFormat">format to be used preferably in ambivalent instances</param>
/// <param name="parsedDate">parsed date output</param>
/// <returns>true if date was found, else false</returns>
public static bool TryParseDate(this string str, DateTimeFormat default_format, out ParsedDateTime parsed_date)
public static bool TryParseDate(this string str, DateTimeFormat defaultFormat, out ParsedDateTime parsedDate)
{
parsed_date = null;
parsedDate = null;
if (string.IsNullOrEmpty(str))
return false;
@ -468,17 +464,17 @@ namespace DateTimeRoutines
if (m.Success)
{
DateTime date;
if ((default_format ^ DateTimeFormat.USA_DATE) == DateTimeFormat.USA_DATE)
if ((defaultFormat ^ DateTimeFormat.UsaDate) == DateTimeFormat.UsaDate)
{
if (!convert_to_date(int.Parse(m.Groups["year"].Value), int.Parse(m.Groups["day"].Value), int.Parse(m.Groups["month"].Value), out date))
if (!ConvertToDate(int.Parse(m.Groups["year"].Value), int.Parse(m.Groups["day"].Value), int.Parse(m.Groups["month"].Value), out date))
return false;
}
else
{
if (!convert_to_date(int.Parse(m.Groups["year"].Value), int.Parse(m.Groups["month"].Value), int.Parse(m.Groups["day"].Value), out date))
if (!ConvertToDate(int.Parse(m.Groups["year"].Value), int.Parse(m.Groups["month"].Value), int.Parse(m.Groups["day"].Value), out date))
return false;
}
parsed_date = new ParsedDateTime(m.Index, m.Length, -1, -1, date);
parsedDate = new ParsedDateTime(m.Index, m.Length, -1, -1, date);
return true;
}
@ -486,9 +482,9 @@ namespace DateTimeRoutines
m = Regex.Match(str, @"(?<=^|[^\d])(?'year'\d{2}|\d{4})\s*(?'separator'[\-])\s*(?'month'\d{1,2})\s*\'separator'+\s*(?'day'\d{1,2})(?=$|[^\d])", RegexOptions.Compiled | RegexOptions.IgnoreCase);
if (m.Success)
{
if (!convert_to_date(int.Parse(m.Groups["year"].Value), int.Parse(m.Groups["month"].Value), int.Parse(m.Groups["day"].Value), out var date))
if (!ConvertToDate(int.Parse(m.Groups["year"].Value), int.Parse(m.Groups["month"].Value), int.Parse(m.Groups["day"].Value), out var date))
return false;
parsed_date = new ParsedDateTime(m.Index, m.Length, -1, -1, date);
parsedDate = new ParsedDateTime(m.Index, m.Length, -1, -1, date);
return true;
}
@ -509,8 +505,8 @@ namespace DateTimeRoutines
if (m.Success)
{
var month = -1;
var index_of_date = m.Index;
var length_of_date = m.Length;
var indexOfDate = m.Index;
var lengthOfDate = m.Length;
switch (m.Groups["month"].Value)
{
@ -563,22 +559,19 @@ namespace DateTimeRoutines
break;
}
int year;
if (!string.IsNullOrEmpty(m.Groups["year"].Value))
year = int.Parse(m.Groups["year"].Value);
else
year = DefaultDate.Year;
var year = !string.IsNullOrEmpty(m.Groups["year"].Value) ?
int.Parse(m.Groups["year"].Value) : DefaultDate.Year;
if (!convert_to_date(year, month, int.Parse(m.Groups["day"].Value), out var date))
if (!ConvertToDate(year, month, int.Parse(m.Groups["day"].Value), out var date))
return false;
parsed_date = new ParsedDateTime(index_of_date, length_of_date, -1, -1, date);
parsedDate = new ParsedDateTime(indexOfDate, lengthOfDate, -1, -1, date);
return true;
}
return false;
}
private static bool convert_to_date(int year, int month, int day, out DateTime date)
private static bool ConvertToDate(int year, int month, int day, out DateTime date)
{
if (year >= 100)
{

View File

@ -990,7 +990,7 @@ namespace Jackett.Common.Indexers
try
{
var Date = DateTimeUtil.ParseDateTimeGoLang(Data, layout);
Data = Date.ToString(DateTimeUtil.RFC1123ZPattern);
Data = Date.ToString(DateTimeUtil.Rfc1123ZPattern);
}
catch (FormatException ex)
{
@ -1056,10 +1056,10 @@ namespace Jackett.Common.Indexers
break;
case "timeago":
case "reltime":
Data = DateTimeUtil.FromTimeAgo(Data).ToString(DateTimeUtil.RFC1123ZPattern);
Data = DateTimeUtil.FromTimeAgo(Data).ToString(DateTimeUtil.Rfc1123ZPattern);
break;
case "fuzzytime":
Data = DateTimeUtil.FromUnknown(Data).ToString(DateTimeUtil.RFC1123ZPattern);
Data = DateTimeUtil.FromUnknown(Data).ToString(DateTimeUtil.Rfc1123ZPattern);
break;
case "validfilename":
Data = StringUtil.MakeValidFileName(Data, '_', false);
@ -1509,7 +1509,7 @@ namespace Jackett.Common.Indexers
break;
case "date":
release.PublishDate = DateTimeUtil.FromUnknown(value);
value = release.PublishDate.ToString(DateTimeUtil.RFC1123ZPattern);
value = release.PublishDate.ToString(DateTimeUtil.Rfc1123ZPattern);
break;
case "files":
release.Files = ParseUtil.CoerceLong(value);

View File

@ -6,18 +6,26 @@ namespace Jackett.Common.Utils
{
public static class DateTimeUtil
{
public static string RFC1123ZPattern = "ddd, dd MMM yyyy HH':'mm':'ss z";
public const string Rfc1123ZPattern = "ddd, dd MMM yyyy HH':'mm':'ss z";
private static readonly Regex _TimeAgoRegexp = new Regex(@"(?i)\bago", RegexOptions.Compiled);
private static readonly Regex _TodayRegexp = new Regex(@"(?i)\btoday([\s,]*|$)", RegexOptions.Compiled);
private static readonly Regex _TomorrowRegexp = new Regex(@"(?i)\btomorrow([\s,]*|$)", RegexOptions.Compiled);
private static readonly Regex _YesterdayRegexp = new Regex(@"(?i)\byesterday([\s,]*|$)", RegexOptions.Compiled);
private static readonly Regex _DaysOfWeekRegexp = new Regex(@"(?i)\b(monday|tuesday|wednesday|thursday|friday|saturday|sunday)\s+at\s+", RegexOptions.Compiled);
private static readonly Regex _MissingYearRegexp = new Regex(@"^(\d{1,2}-\d{1,2})(\s|$)", RegexOptions.Compiled);
private static readonly Regex _MissingYearRegexp2 = new Regex(@"^(\d{1,2}\s+\w{3})\s+(\d{1,2}\:\d{1,2}.*)$", RegexOptions.Compiled); // 1 Jan 10:30
public static DateTime UnixTimestampToDateTime(long unixTime)
{
var dt = new DateTime(1970, 1, 1, 0, 0, 0, 0, System.DateTimeKind.Utc);
var dt = new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc);
dt = dt.AddSeconds(unixTime).ToLocalTime();
return dt;
}
public static DateTime UnixTimestampToDateTime(double unixTime)
{
var unixStart = new DateTime(1970, 1, 1, 0, 0, 0, 0, System.DateTimeKind.Utc);
var unixStart = new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc);
var unixTimeStampInTicks = (long)(unixTime * TimeSpan.TicksPerSecond);
return new DateTime(unixStart.Ticks + unixTimeStampInTicks);
}
@ -35,25 +43,21 @@ namespace Jackett.Common.Utils
{
str = str.ToLowerInvariant();
if (str.Contains("now"))
{
return DateTime.SpecifyKind(DateTime.Now, DateTimeKind.Local);
}
str = str.Replace(",", "");
str = str.Replace("ago", "");
str = str.Replace("and", "");
var timeAgo = TimeSpan.Zero;
var TimeagoRegex = new Regex(@"\s*?([\d\.]+)\s*?([^\d\s\.]+)\s*?");
var TimeagoMatches = TimeagoRegex.Match(str);
var timeagoRegex = new Regex(@"\s*?([\d\.]+)\s*?([^\d\s\.]+)\s*?");
var timeagoMatches = timeagoRegex.Match(str);
while (TimeagoMatches.Success)
while (timeagoMatches.Success)
{
var expanded = string.Empty;
var val = ParseUtil.CoerceFloat(TimeagoMatches.Groups[1].Value);
var unit = TimeagoMatches.Groups[2].Value;
TimeagoMatches = TimeagoMatches.NextMatch();
var val = ParseUtil.CoerceFloat(timeagoMatches.Groups[1].Value);
var unit = timeagoMatches.Groups[2].Value;
timeagoMatches = timeagoMatches.NextMatch();
if (unit.Contains("sec") || unit == "s")
timeAgo += TimeSpan.FromSeconds(val);
@ -70,77 +74,37 @@ namespace Jackett.Common.Utils
else if (unit.Contains("year") || unit == "y")
timeAgo += TimeSpan.FromDays(val * 365);
else
{
throw new Exception("TimeAgo parsing failed, unknown unit: " + unit);
}
}
return DateTime.SpecifyKind(DateTime.Now - timeAgo, DateTimeKind.Local);
}
public static TimeSpan ParseTimeSpan(string time)
{
if (string.IsNullOrWhiteSpace(time))
return TimeSpan.Zero;
var offset = TimeSpan.Zero;
if (time.EndsWith("AM"))
{
time = time.Substring(0, time.Length - 2);
if (time.StartsWith("12")) // 12:15 AM becomes 00:15
time = "00" + time.Substring(2);
}
else if (time.EndsWith("PM"))
{
time = time.Substring(0, time.Length - 2);
offset = TimeSpan.FromHours(12);
}
var ts = TimeSpan.Parse(time);
ts += offset;
return ts;
}
// Uses the DateTimeRoutines library to parse the date
// http://www.codeproject.com/Articles/33298/C-Date-Time-Parser
public static DateTime FromFuzzyTime(string str, string format = null)
{
var dt_format = DateTimeRoutines.DateTimeRoutines.DateTimeFormat.USA_DATE;
if (format == "UK")
{
dt_format = DateTimeRoutines.DateTimeRoutines.DateTimeFormat.UK_DATE;
}
var dtFormat = format == "UK" ?
DateTimeRoutines.DateTimeRoutines.DateTimeFormat.UkDate :
DateTimeRoutines.DateTimeRoutines.DateTimeFormat.UsaDate;
if (DateTimeRoutines.DateTimeRoutines.TryParseDateOrTime(str, dt_format, out
DateTimeRoutines.DateTimeRoutines.ParsedDateTime dt))
{
if (DateTimeRoutines.DateTimeRoutines.TryParseDateOrTime(
str, dtFormat, out DateTimeRoutines.DateTimeRoutines.ParsedDateTime dt))
return dt.DateTime;
}
throw new Exception("FromFuzzyTime parsing failed");
}
public static Regex timeAgoRegexp = new Regex(@"(?i)\bago", RegexOptions.Compiled);
public static Regex todayRegexp = new Regex(@"(?i)\btoday([\s,]*|$)", RegexOptions.Compiled);
public static Regex tomorrowRegexp = new Regex(@"(?i)\btomorrow([\s,]*|$)", RegexOptions.Compiled);
public static Regex yesterdayRegexp = new Regex(@"(?i)\byesterday([\s,]*|$)", RegexOptions.Compiled);
public static Regex daysOfWeekRegexp = new Regex(@"(?i)\b(monday|tuesday|wednesday|thursday|friday|saturday|sunday)\s+at\s+", RegexOptions.Compiled);
public static Regex missingYearRegexp = new Regex(@"^(\d{1,2}-\d{1,2})(\s|$)", RegexOptions.Compiled);
public static Regex missingYearRegexp2 = new Regex(@"^(\d{1,2}\s+\w{3})\s+(\d{1,2}\:\d{1,2}.*)$", RegexOptions.Compiled); // 1 Jan 10:30
public static DateTime FromUnknown(string str, string format = null)
{
try
{
str = ParseUtil.NormalizeSpace(str);
Match match;
if (str.ToLower().Contains("now"))
{
return DateTime.UtcNow;
}
// ... ago
match = timeAgoRegexp.Match(str);
var match = _TimeAgoRegexp.Match(str);
if (match.Success)
{
var timeago = str;
@ -148,7 +112,7 @@ namespace Jackett.Common.Utils
}
// Today ...
match = todayRegexp.Match(str);
match = _TodayRegexp.Match(str);
if (match.Success)
{
var time = str.Replace(match.Groups[0].Value, "");
@ -158,7 +122,7 @@ namespace Jackett.Common.Utils
}
// Yesterday ...
match = yesterdayRegexp.Match(str);
match = _YesterdayRegexp.Match(str);
if (match.Success)
{
var time = str.Replace(match.Groups[0].Value, "");
@ -169,7 +133,7 @@ namespace Jackett.Common.Utils
}
// Tomorrow ...
match = tomorrowRegexp.Match(str);
match = _TomorrowRegexp.Match(str);
if (match.Success)
{
var time = str.Replace(match.Groups[0].Value, "");
@ -180,14 +144,14 @@ namespace Jackett.Common.Utils
}
// [day of the week] at ... (eg: Saturday at 14:22)
match = daysOfWeekRegexp.Match(str);
match = _DaysOfWeekRegexp.Match(str);
if (match.Success)
{
var time = str.Replace(match.Groups[0].Value, "");
var dt = DateTime.SpecifyKind(DateTime.UtcNow.Date, DateTimeKind.Unspecified);
dt += ParseTimeSpan(time);
var dow = DayOfWeek.Monday;
DayOfWeek dow;
var groupMatchLower = match.Groups[1].Value.ToLower();
if (groupMatchLower.StartsWith("monday"))
dow = DayOfWeek.Monday;
@ -221,28 +185,28 @@ namespace Jackett.Common.Utils
}
// add missing year
match = missingYearRegexp.Match(str);
match = _MissingYearRegexp.Match(str);
if (match.Success)
{
var date = match.Groups[1].Value;
var newDate = DateTime.Now.Year.ToString() + "-" + date;
var newDate = DateTime.Now.Year + "-" + date;
str = str.Replace(date, newDate);
}
// add missing year 2
match = missingYearRegexp2.Match(str);
match = _MissingYearRegexp2.Match(str);
if (match.Success)
{
var date = match.Groups[1].Value;
var time = match.Groups[2].Value;
str = date + " " + DateTime.Now.Year.ToString() + " " + time;
str = date + " " + DateTime.Now.Year + " " + time;
}
return FromFuzzyTime(str, format);
}
catch (Exception ex)
{
throw new Exception(string.Format("DateTime parsing failed for \"{0}\": {1}", str, ex.ToString()));
throw new Exception($"DateTime parsing failed for \"{str}\": {ex}");
}
}
@ -319,8 +283,32 @@ namespace Jackett.Common.Utils
}
catch (FormatException ex)
{
throw new FormatException(string.Format("Error while parsing DateTime \"{0}\", using layout \"{1}\" ({2}): {3}", date, layout, pattern, ex.Message));
throw new FormatException($"Error while parsing DateTime \"{date}\", using layout \"{layout}\" ({pattern}): {ex.Message}");
}
}
private static TimeSpan ParseTimeSpan(string time)
{
if (string.IsNullOrWhiteSpace(time))
return TimeSpan.Zero;
var offset = TimeSpan.Zero;
if (time.EndsWith("AM"))
{
time = time.Substring(0, time.Length - 2);
if (time.StartsWith("12")) // 12:15 AM becomes 00:15
time = "00" + time.Substring(2);
}
else if (time.EndsWith("PM"))
{
time = time.Substring(0, time.Length - 2);
offset = TimeSpan.FromHours(12);
}
var ts = TimeSpan.Parse(time);
ts += offset;
return ts;
}
}
}