require 'rubygems'
require 'ncurses'
+require 'fileutils'
+require 'trollop'
require "sup"
-module Redwood
+$opts = Trollop::options do
+ version "sup v#{Redwood::VERSION}"
+ banner <<EOS
+Sup is a curses-based email client.
+
+Usage:
+ sup [options]
+
+Options are:
+EOS
+ opt :list_hooks, "List all hooks and descriptions thereof, and quit."
+ opt :no_threads, "Turn of threading. Helps with debugging. (Necessarily disables background polling for new messages.)"
+end
+
+if $opts[:list_hooks]
+ Redwood::HookManager.print_hooks
+ exit
+end
-$exception = nil
+Thread.abort_on_exception = true # make debugging possible
+
+module Redwood
global_keymap = Keymap.new do |k|
k.add :quit, "Quit Redwood", 'q'
k.add :help, "Show help", 'H', '?'
k.add :roll_buffers, "Switch to next buffer", 'b'
- k.add :roll_buffers_backwards, "Switch to previous buffer", 'B'
+# k.add :roll_buffers_backwards, "Switch to previous buffer", 'B'
k.add :kill_buffer, "Kill the current buffer", 'x'
- k.add :list_buffers, "List all buffers", 'A'
+ k.add :list_buffers, "List all buffers", 'B'
k.add :list_contacts, "List contacts", 'C'
k.add :redraw, "Redraw screen", :ctrl_l
k.add :search, "Search messages", '/'
k.add :list_labels, "List labels", 'L'
k.add :poll, "Poll for new messages", 'P'
k.add :compose, "Compose new message", 'm'
+ k.add :recall_draft, "Edit most recent draft message", 'R'
end
def start_cursing
Ncurses.stdscr.keypad 1
Ncurses.curs_set 0
Ncurses.start_color
+ $cursing = true
end
def stop_cursing
+ return unless $cursing
Ncurses.curs_set 1
Ncurses.echo
Ncurses.endwin
end
module_function :start_cursing, :stop_cursing
-Redwood::SentManager.new Redwood::SENT_FN
-Redwood::ContactManager.new Redwood::CONTACT_FN
-Redwood::LabelManager.new Redwood::LABEL_FN
-Redwood::AccountManager.new $config[:accounts]
-Redwood::DraftManager.new Redwood::DRAFT_DIR
-Redwood::UpdateManager.new
-Redwood::PollManager.new
-
-Index.new.load
-log "loaded #{Index.size} messages from index"
-
-if(s = Index.source_for DraftManager.source_name)
- DraftManager.source = s
-else
- Index.add_source DraftManager.new_source
-end
+Index.new
+begin
+ Index.lock
+rescue Index::LockError => e
+ require 'highline'
-if(s = Index.source_for SentManager.source_name)
- SentManager.source = s
-else
- Index.add_source SentManager.new_source
+ h = HighLine.new
+ h.wrap_at = :auto
+ h.say Index.fancy_lock_error_message_for(e)
+
+ case h.ask("Should I ask that process to kill itself? ")
+ when /^\s*y\s*$/i
+ h.say "Ok, suggesting sepuku..."
+ FileUtils.touch Redwood::SUICIDE_FN
+ sleep SuicideManager::DELAY * 2
+ FileUtils.rm_f Redwood::SUICIDE_FN
+ h.say "Let's try that again."
+ retry
+ else
+ h.say <<EOS
+Ok, giving up. If the process crashed and left a stale lockfile, you
+can fix this by manually deleting #{Index.lockfile}.
+EOS
+ exit
+ end
end
-
+
begin
+ Redwood::start
+ Index.load
+
+ if(s = Index.source_for DraftManager.source_name)
+ DraftManager.source = s
+ else
+ Index.add_source DraftManager.new_source
+ end
+
+ if(s = Index.source_for SentManager.source_name)
+ SentManager.source = s
+ else
+ Index.add_source SentManager.new_source
+ end
+
log "starting curses"
start_cursing
c.add :index_old_color, Ncurses::COLOR_WHITE, Ncurses::COLOR_BLACK
c.add :index_new_color, Ncurses::COLOR_WHITE, Ncurses::COLOR_BLACK,
Ncurses::A_BOLD
+ c.add :index_starred_color, Ncurses::COLOR_YELLOW, Ncurses::COLOR_BLACK,
+ Ncurses::A_BOLD
c.add :labellist_old_color, Ncurses::COLOR_WHITE, Ncurses::COLOR_BLACK
c.add :labellist_new_color, Ncurses::COLOR_WHITE, Ncurses::COLOR_BLACK,
Ncurses::A_BOLD
c.add :twiddle_color, Ncurses::COLOR_BLUE, Ncurses::COLOR_BLACK
c.add :label_color, Ncurses::COLOR_YELLOW, Ncurses::COLOR_BLACK
c.add :message_patina_color, Ncurses::COLOR_BLACK, Ncurses::COLOR_GREEN
- c.add :mime_color, Ncurses::COLOR_CYAN, Ncurses::COLOR_BLACK
+ c.add :alternate_patina_color, Ncurses::COLOR_BLACK, Ncurses::COLOR_BLUE
+ c.add :missing_message_color, Ncurses::COLOR_BLACK, Ncurses::COLOR_RED
+ c.add :attachment_color, Ncurses::COLOR_CYAN, Ncurses::COLOR_BLACK
c.add :quote_patina_color, Ncurses::COLOR_YELLOW, Ncurses::COLOR_BLACK
c.add :sig_patina_color, Ncurses::COLOR_YELLOW, Ncurses::COLOR_BLACK
c.add :quote_color, Ncurses::COLOR_YELLOW, Ncurses::COLOR_BLACK
Ncurses::A_BOLD
c.add :starred_patina_color, Ncurses::COLOR_YELLOW, Ncurses::COLOR_GREEN,
Ncurses::A_BOLD
+ c.add :alternate_starred_patina_color, Ncurses::COLOR_YELLOW,
+ Ncurses::COLOR_BLUE, Ncurses::A_BOLD
c.add :snippet_color, Ncurses::COLOR_CYAN, Ncurses::COLOR_BLACK
c.add :option_color, Ncurses::COLOR_WHITE, Ncurses::COLOR_BLACK
c.add :tagged_color, Ncurses::COLOR_YELLOW, Ncurses::COLOR_BLACK,
Ncurses::A_BOLD
c.add :draft_notification_color, Ncurses::COLOR_RED, Ncurses::COLOR_BLACK,
Ncurses::A_BOLD
+ c.add :completion_character_color, Ncurses::COLOR_WHITE,
+ Ncurses::COLOR_BLACK, Ncurses::A_BOLD
end
log "initializing buffer manager"
log "initializing mail index buffer"
imode = InboxMode.new
- ibuf = bm.spawn "inbox", imode
+ ibuf = bm.spawn "Inbox", imode
- log "ready for (inter)action!"
+ log "ready for interaction!"
Logger.make_buf
bm.draw_screen
- imode.load_more_threads ibuf.content_height
- ::Thread.new { sleep 3; PollManager.poll }
+ begin
+ Index.usual_sources.each { |s| s.check }
+ rescue SourceError
+ # do nothing! we'll report it at the next step
+ end
+ Redwood::report_broken_sources
+
+ Index.usual_sources.each do |s|
+ reporting_thread do
+ begin
+ s.connect
+ rescue SourceError => e
+ Redwood::log "fatal error loading from #{s}: #{e.message}"
+ end
+ end if s.respond_to? :connect
+ end
+
+ imode.load_threads :num => ibuf.content_height, :when_done => lambda { reporting_thread { sleep 1; PollManager.poll } unless $opts[:no_threads] }
- until $exception
- bm.draw_screen
+ unless $opts[:no_threads]
+ PollManager.start
+ SuicideManager.start
+ Index.start_lock_update_thread
+ end
+
+ until $exception || SuicideManager.die?
c = Ncurses.nonblocking_getch
+ next unless c
bm.erase_flash
- if c == Ncurses::KEY_RESIZE
- bm.handle_resize
- elsif c
- unless bm.handle_input(c)
- x = global_keymap.action_for c
- case x
- when :quit
- break
- when :help
- curmode = bm.focus_buf.mode
- bm.spawn_unless_exists("<help for #{curmode.name}>") { HelpMode.new curmode, global_keymap }
- when :roll_buffers
- bm.roll_buffers
- when :roll_buffers_backwards
- bm.roll_buffers_backwards
- when :kill_buffer
- bm.kill_buffer bm.focus_buf unless bm.focus_buf.mode.is_a? InboxMode
- when :list_buffers
- bm.spawn_unless_exists("Buffer List") { BufferListMode.new }
- when :list_contacts
- mode = ContactListMode.new
- bm.spawn "compose to contacts", mode
- when :search
- text = bm.ask :search, "query: "
- next unless text && text !~ /^\s*$/
- mode = SearchResultsMode.new text
- short_text =
- if text.length < 20
- text
- else
- text[0 ... 20] + "..."
- end
+ unless bm.handle_input(c)
+ x = global_keymap.action_for c
+ case x
+ when :quit
+ break if bm.kill_all_buffers_safely
+ when :help
+ curmode = bm.focus_buf.mode
+ bm.spawn_unless_exists("<help for #{curmode.name}>") { HelpMode.new curmode, global_keymap }
+ when :roll_buffers
+ bm.roll_buffers
+ when :roll_buffers_backwards
+ bm.roll_buffers_backwards
+ when :kill_buffer
+ bm.kill_buffer_safely bm.focus_buf
+ when :list_buffers
+ bm.spawn_unless_exists("Buffer List") { BufferListMode.new }
+ when :list_contacts
+ b = bm.spawn_unless_exists("Contact List") { ContactListMode.new }
+ b.mode.load_in_background
+ when :search
+ text = bm.ask :search, "query: "
+ next unless text && text !~ /^\s*$/
+
+ begin
+ qobj = Index.parse_user_query_string text
+ short_text = text.length < 20 ? text : text[0 ... 20] + "..."
+ log "built query from #{text.inspect}: #{qobj}"
+ mode = SearchResultsMode.new qobj
bm.spawn "search: \"#{short_text}\"", mode
- bm.draw_screen
- mode.load_more_threads mode.buffer.content_height
- when :list_labels
- b = BufferManager.spawn_unless_exists("all labels") do
- LabelListMode.new
+ mode.load_threads :num => mode.buffer.content_height
+ rescue Ferret::QueryParser::QueryParseException => e
+ bm.flash "Couldn't parse query."
+ end
+ when :list_labels
+ labels = LabelManager.listable_labels.map { |l| LabelManager.string_for l }
+ user_label = bm.ask_with_completions :label, "Show threads with label (enter for listing): ", labels
+ user_label = bm.spawn_modal("Label list", LabelListMode.new) if user_label && user_label.empty?
+
+ case user_label
+ when nil
+ when :inbox
+ BufferManager.raise_to_front InboxMode.instance.buffer
+ else
+ b = BufferManager.spawn_unless_exists("All threads with label '#{user_label}'") do
+ mode = LabelSearchResultsMode.new([user_label])
end
- b.mode.load_in_background
- when :compose
- mode = ComposeMode.new
- bm.spawn "new message", mode
- mode.edit
- when :poll
- BufferManager.raise_to_front PollManager.buffer
- PollManager.poll
- when :nothing
- when :redraw
- bm.completely_redraw_screen
+ b.mode.load_threads :num => b.content_height
+ end
+
+ when :compose
+ to = BufferManager.ask_for_contacts(:people, "To: ") or next
+ cc = BufferManager.ask_for_contacts(:people, "Cc: ") or next if $config[:ask_for_cc]
+ bcc = BufferManager.ask_for_contacts(:people, "Bcc: ") or next if $config[:ask_for_bcc]
+
+ mode = ComposeMode.new :to => to, :cc => cc, :bcc => bcc
+ bm.spawn "New Message", mode
+ mode.edit_message
+ when :poll
+ reporting_thread { PollManager.poll }
+ when :recall_draft
+ case Index.num_results_for :label => :draft
+ when 0
+ bm.flash "No draft messages."
+ when 1
+ m = nil
+ Index.each_id_by_date(:label => :draft) { |mid, builder| m = builder.call }
+ r = ResumeMode.new(m)
+ BufferManager.spawn "Edit message", r
+ r.edit_message
else
- BufferManager.flash "Unknown key press '#{c.to_character}' for #{bm.focus_buf.mode.name}."
+ b = BufferManager.spawn_unless_exists("All drafts") do
+ mode = LabelSearchResultsMode.new [:draft]
+ end
+ b.mode.load_threads :num => b.content_height
end
+ when :nothing
+ when :redraw
+ bm.completely_redraw_screen
+ else
+ bm.flash "Unknown key press '#{c.to_character}' for #{bm.focus_buf.mode.name}."
end
end
+
+ bm.draw_screen
end
- bm.kill_all_buffers
- Redwood::LabelManager.save
- Redwood::ContactManager.save
rescue Exception => e
$exception ||= e
ensure
+ unless $opts[:no_threads]
+ PollManager.stop if PollManager.instantiated?
+ SuicideManager.stop if PollManager.instantiated?
+ Index.stop_lock_update_thread
+ end
+
+ Redwood::finish
stop_cursing
-end
+ Redwood::log "stopped cursing"
-Index.save unless $exception # TODO: think about this
+ if SuicideManager.instantiated? && SuicideManager.die?
+ Redwood::log "I've been ordered to commit sepuku. I obey!"
+ end
-if $exception
case $exception
- when IndexError
- $stderr.puts <<EOS
-An error occurred while parsing a message from source "#{$exception.source}".
-Typically, this means that the source has been modified in some
-way which has rendered the messages invalid. For example, if it's an mbox
-file, you may have read or deleted messages using another client.
-
-You must rebuild the index for this source. Please run:
- sup-import --rebuild #{$exception.source}
-to correct this error.
-EOS
-#' stupid ruby-mode
+ when nil
+ Redwood::log "no fatal errors. good job, william."
+ Index.save
else
- $stderr.puts <<EOS
+ Redwood::log "oh crap, an exception"
+ end
+
+ Index.unlock
+end
+
+if $exception
+ $stderr.puts <<EOS
----------------------------------------------------------------
I'm very sorry, but it seems that an error occurred in Sup.
Please accept my sincere apologies. If you don't mind, please
send the backtrace below and a brief report of the circumstances
-to user wmorgan-sup at site masanjin dot net so that I might
-address this problem. Thank you!
+to sup-talk at rubyforge dot orgs so that I might address this
+problem. Thank you!
Sincerely,
William
----------------------------------------------------------------
-The problem was: #{$exception.message} (error type #{$exception.class.name})
+The problem was: '#{$exception.message}' (error type #{$exception.class.name})
A backtrace follows:
EOS
- end
raise $exception
end
projects / sup / blobdiff