Class: ICFS::Email::Basic
- Inherits:
-
Object
- Object
- ICFS::Email::Basic
- Defined in:
- lib/icfs/email/basic.rb
Overview
Basic email processing
This looks for ICFS email gateway instructions, and processes attachments.
Constant Summary collapse
- StripRx =
Strip regex
/^[^[:graph:]]*([[:graph:]].*[[:graph:]])[^[:graph:]]*$/.freeze
- FieldRx =
Fields regex
/^ICFS ([^:[:blank:]]*)[[:blank:]]*:[[:blank:]]*(.*)[[:blank:]]*$/.freeze
- StatRx =
Regex for stat
/^([+\-]?\d+(\.\d*)?)[^[:graph:]]+([[:graph:]].*[[:graph:]])$/.freeze
Instance Method Summary collapse
-
#_boolean(str) ⇒ Object
Check for a boolean.
-
#_strip(collect) ⇒ Object
Strip spaces from collected lines.
-
#receive(env) ⇒ Object
Look for instructions in the email and process them.
Instance Method Details
#_boolean(str) ⇒ Object
Check for a boolean
46 47 48 49 50 51 52 53 54 55 |
# File 'lib/icfs/email/basic.rb', line 46 def _boolean(str) case str.downcase when 'true', 'yes' return true when 'false', 'no' return false else return nil end end |
#_strip(collect) ⇒ Object
Strip spaces from collected lines
35 36 37 38 39 40 |
# File 'lib/icfs/email/basic.rb', line 35 def _strip(collect) collect.map{ |lr| ma = StripRx.match(lr) # include wierd UNICODE spaces ma ? ma[1] : nil }.compact end |
#receive(env) ⇒ Object
Look for instructions in the email and process them
71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 |
# File 'lib/icfs/email/basic.rb', line 71 def receive(env) # we only work on text/plain version of the email if env[:msg].multipart? txt = env[:msg].text_part elsif env[:msg].mime_type == 'text/plain' txt = env[:msg] end return [:continue, nil] if !txt lines = txt.decoded.lines # User specified values collect = nil term = nil state = nil stat_name = nil stat_value = nil lines.each do |ln| # collecting lines if collect if ln.start_with?(term) case state when :tags = _strip(collect) unless .empty? env[:tags] ||= [] env[:tags] = env[:tags] + end collect = nil when :perms perms = _strip(collect) env[:perms] = perms unless perms.empty? collect = nil when :stat credit = _strip(collect) env[:stats] ||= [] env[:stats] << { 'name' => stat_name, 'value' => stat_value, 'credit' => credit } collect = nil when :content cont = collect.map{|lr| lr.delete("\r")}.join('') env[:content] = cont unless cont.empty? collect = nil else raise ScriptError end else collect << ln next end end next unless ma = FieldRx.match(ln) fn = ma[1].downcase case fn when 'case' env[:caseid] = ma[2].strip when 'entry' enum = ma[2].strip.to_i env[:entry] = enum if enum != 0 when 'title' env[:title] = ma[2].strip when 'time' if env[:user] env[:api].user = env[:user] tm = ICFS.time_parse(ma[2].strip, env[:api].config) env[:time] = tm if tm end when 'tag' env[:tags] ||= [] env[:tags] << ma[2].strip when 'tags' collect = [] state = :tags term = 'ICFS' when 'perms' collect = [] state = :perms term = 'ICFS' when 'stat' next unless pm = StatRx.match(ma[2].strip) stat_name = pm[3] stat_value = pm[1].to_f collect = [] state = :stat term = 'ICFS' when 'content' collect = [] state = :content term = ma[2].strip term = 'ICFS' if term.empty? when 'save_files' val = _boolean(ma[2].strip) env[:save_files] = val unless val.nil? when 'save_original' val = _boolean(ma[2].strip) env[:save_original] = val unless val.nil? when 'save_email' val = _boolean(ma[2].strip) env[:save_email] = val unless val.nil? end end # time defaults to message date unless env[:time] env[:time] = env[:msg].date.to_time.to_i end # title defaults to subject if okay unless env[:title] # check the subject time title = env[:msg].subject err = Validate.check(title, Items::FieldTitle) env[:title] = title unless err end # save the edited email defaults to yes unless env.key?(:save_email) env[:save_email] = true end # save the raw email defaults to no unless env.key?(:save_original) env[:save_original] = false end # save attachments as files unless env.key?(:save_files) && !env[:save_files] cnt = 0 env[:msg]..each do |att| type = att.header[:content_disposition].disposition_type next if type == 'inline' cnt += 1 name = att.filename if !name ext = MIME::Types[att.content_type].first.extensions.first name = 'unnamed_%d.%s' % [cnt, ext] end env[:files] << { name: name, content: att.decoded } end env[:msg] = ::Mail.new(env[:msg]..encoded) end return :continue end |