X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=lib%2Frbot%2Fcore%2Futils%2Futils.rb;h=417622e43ea1cf65e13235971d66a228b4f4bcd6;hb=c7c670947b9ec9129412e05fc7934531c9d132ba;hp=b180a62aa6b93e0605ae6eeeb0d73df71ff11687;hpb=b3300cabeda816b79a592c3e7704abbbd3b5505c;p=user%2Fhenk%2Fcode%2Fruby%2Frbot.git
diff --git a/lib/rbot/core/utils/utils.rb b/lib/rbot/core/utils/utils.rb
index b180a62a..417622e4 100644
--- a/lib/rbot/core/utils/utils.rb
+++ b/lib/rbot/core/utils/utils.rb
@@ -1,3 +1,4 @@
+# encoding: UTF-8
#-- vim:sw=2:et
#++
#
@@ -16,15 +17,6 @@ require 'set'
begin
require 'htmlentities'
rescue LoadError
- gems = nil
- begin
- gems = require 'rubygems'
- rescue LoadError
- gems = false
- end
- if gems
- retry
- else
module ::Irc
module Utils
UNESCAPE_TABLE = {
@@ -32,6 +24,7 @@ rescue LoadError
'raquo' => '»',
'quot' => '"',
'apos' => '\'',
+ 'deg' => '°',
'micro' => 'µ',
'copy' => '©',
'trade' => 'â¢',
@@ -41,6 +34,7 @@ rescue LoadError
'gt' => '>',
'hellip' => 'â¦',
'nbsp' => 'Â ',
+ 'ndash' => 'â',
'Agrave' => 'Ã',
'Aacute' => 'Ã',
'Acirc' => 'Ã',
@@ -108,7 +102,6 @@ rescue LoadError
}
end
end
- end
end
begin
@@ -121,15 +114,6 @@ begin
end
end
rescue LoadError
- gems = nil
- begin
- gems = require 'rubygems'
- rescue LoadError
- gems = false
- end
- if gems
- retry
- else
module ::Irc
module Utils
# Some regular expressions to manage HTML data
@@ -144,13 +128,12 @@ rescue LoadError
# Some blogging and forum platforms use spans or divs with a 'body' or 'message' or 'text' in their class
# to mark actual text
- AFTER_PAR1_REGEX = /<\w+\s+[^>]*(?:body|message|text)[^>]*>.*?<\/?(?:p|div|html|body|table|td|tr)(?:\s+[^>]*)?>/im
+ AFTER_PAR1_REGEX = /<\w+\s+[^>]*(?:body|message|text|post)[^>]*>.*?<\/?(?:p|div|html|body|table|td|tr)(?:\s+[^>]*)?>/im
# At worst, we can try stuff which is comprised between two
AFTER_PAR2_REGEX = /
]*)?\/?>.*?<\/?(?:br|p|div|html|body|table|td|tr)(?:\s+[^>]*)?\/?>/im
end
end
- end
end
module ::Irc
@@ -169,7 +152,7 @@ module ::Irc
def Utils.bot=(b)
debug "initializing utils"
@@bot = b
- @@safe_save_dir = "#{@@bot.botclass}/safe_save"
+ @@safe_save_dir = @@bot.path('safe_save')
end
@@ -179,10 +162,12 @@ module ::Irc
SEC_PER_HR = SEC_PER_MIN * 60
# Seconds per day
SEC_PER_DAY = SEC_PER_HR * 24
+ # Seconds per week
+ SEC_PER_WK = SEC_PER_DAY * 7
# Seconds per (30-day) month
SEC_PER_MNTH = SEC_PER_DAY * 30
- # Second per (30*12 = 360 day) year
- SEC_PER_YR = SEC_PER_MNTH * 12
+ # Second per (non-leap) year
+ SEC_PER_YR = SEC_PER_DAY * 365
# Auxiliary method needed by Utils.secs_to_string
def Utils.secs_to_string_case(array, var, string, plural)
@@ -214,7 +199,7 @@ module ::Irc
when 0
raise "Empty ret array!"
when 1
- return ret.to_s
+ return ret[0].to_s
else
return [ret[0, ret.length-1].join(", ") , ret[-1]].join(_(" and "))
end
@@ -236,28 +221,104 @@ module ::Irc
end
end
+ # Returns human readable time.
+ # Like: 5 days ago
+ # about one hour ago
+ # options
+ # :start_date, sets the time to measure against, defaults to now
+ # :date_format, used with to_formatted_s, default to :default
+ def Utils.timeago(time, options = {})
+ start_date = options.delete(:start_date) || Time.new
+ date_format = options.delete(:date_format) || "%x"
+ delta = (start_date - time).round
+ if delta.abs < 2
+ _("right now")
+ else
+ distance = Utils.age_string(delta)
+ if delta < 0
+ _("%{d} from now") % {:d => distance}
+ else
+ _("%{d} ago") % {:d => distance}
+ end
+ end
+ end
+
+ # Converts age in seconds to "nn units". Inspired by previous attempts
+ # but also gitweb's age_string() sub
+ def Utils.age_string(secs)
+ case
+ when secs < 0
+ Utils.age_string(-secs)
+ when secs > 2*SEC_PER_YR
+ _("%{m} years") % { :m => secs/SEC_PER_YR }
+ when secs > 2*SEC_PER_MNTH
+ _("%{m} months") % { :m => secs/SEC_PER_MNTH }
+ when secs > 2*SEC_PER_WK
+ _("%{m} weeks") % { :m => secs/SEC_PER_WK }
+ when secs > 2*SEC_PER_DAY
+ _("%{m} days") % { :m => secs/SEC_PER_DAY }
+ when secs > 2*SEC_PER_HR
+ _("%{m} hours") % { :m => secs/SEC_PER_HR }
+ when (20*SEC_PER_MIN..40*SEC_PER_MIN).include?(secs)
+ _("half an hour")
+ when (50*SEC_PER_MIN..70*SEC_PER_MIN).include?(secs)
+ # _("about one hour")
+ _("an hour")
+ when (80*SEC_PER_MIN..100*SEC_PER_MIN).include?(secs)
+ _("an hour and a half")
+ when secs > 2*SEC_PER_MIN
+ _("%{m} minutes") % { :m => secs/SEC_PER_MIN }
+ when secs > 1
+ _("%{m} seconds") % { :m => secs }
+ else
+ _("one second")
+ end
+ end
# Execute an external program, returning a String obtained by redirecting
- # the program's standards errors and output
+ # the program's standards errors and output
#
+ # TODO: find a way to expose some common errors (e.g. Errno::NOENT)
+ # to the caller
def Utils.safe_exec(command, *args)
- IO.popen("-") { |p|
+ output = IO.popen("-") { |p|
if p
- return p.readlines.join("\n")
+ break p.readlines.join("\n")
else
begin
$stderr.reopen($stdout)
exec(command, *args)
rescue Exception => e
- puts "exec of #{command} led to exception: #{e.pretty_inspect}"
- Kernel::exit! 0
+ puts "exception #{e.pretty_inspect} trying to run #{command}"
+ Kernel::exit! 1
end
puts "exec of #{command} failed"
- Kernel::exit! 0
+ Kernel::exit! 1
end
}
+ raise "safe execution of #{command} returned #{$?}" unless $?.success?
+ return output
end
+ # Try executing an external program, returning true if the run was successful
+ # and false otherwise
+ def Utils.try_exec(command, *args)
+ IO.popen("-") { |p|
+ if p.nil?
+ begin
+ $stderr.reopen($stdout)
+ exec(command, *args)
+ rescue Exception => e
+ Kernel::exit! 1
+ end
+ Kernel::exit! 1
+ else
+ debug p.readlines
+ end
+ }
+ debug $?
+ return $?.success?
+ end
# Safely (atomically) save to _file_, by passing a tempfile to the block
# and then moving the tempfile to its final location when done.
@@ -278,14 +339,27 @@ module ::Irc
# Decode HTML entities in the String _str_, using HTMLEntities if the
# package was found, or UNESCAPE_TABLE otherwise.
#
- def Utils.decode_html_entities(str)
- if defined? ::HTMLEntities
- return HTMLEntities.decode_entities(str)
+
+ if defined? ::HTMLEntities
+ if ::HTMLEntities.respond_to? :decode_entities
+ def Utils.decode_html_entities(str)
+ return HTMLEntities.decode_entities(str)
+ end
else
- str.gsub(/(&(.+?);)/) {
+ @@html_entities = HTMLEntities.new
+ def Utils.decode_html_entities(str)
+ return @@html_entities.decode str
+ end
+ end
+ else
+ def Utils.decode_html_entities(str)
+ return str.gsub(/(&(.+?);)/) {
symbol = $2
# remove the 0-paddng from unicode integers
- if symbol =~ /^#(\d+)$/
+ case symbol
+ when /^#x([0-9a-fA-F]+)$/
+ symbol = $1.to_i(16).to_s
+ when /^#(\d+)$/
symbol = $1.to_i.to_s
end
@@ -423,7 +497,11 @@ module ::Irc
# HTML first par grabber without hpricot
def Utils.ircify_first_html_par_woh(xml_org, opts={})
- xml = xml_org.gsub(//m, '').gsub(/