path is sett to ~/.muttest, it's still not ready for full usage, but it's come a long way. You can change the path to ~/.mutt if you want to generate with it, but there's not much to see atm, and it only works with gmail.

fleacollar.sh

@@ -7,9 +7,58 @@
 # Released under the terms of  the WTFPL: http://wtfpl.net
 
 # Variables
-muttHome="$HOME/.mutt"
+muttHome=~/.muttest
 
 # Functions
+create_mailcap()
+{
+    if ! [ -d "$muttHome" ]; then
+        mkdir -p "$muttHome"
+    fi
+    if ! [ -f "$muttHome/mailcap" ]; then
+        # Find desired browser
+        local x=0
+        for i in\
+        chromium\
+        elinks\
+        epiphany\
+        firefox\
+        google-chrome\
+        links\
+        lynx\
+        midori\
+        seamonkey
+        do
+            unset browserPath
+            browserPath="$(command -v $i)"
+            if [ -n "$browserPath" ]; then
+                browsers[$x]="$browserPath"
+                ((x++))
+            fi
+        done
+        echo "Select browser for viewing html email:"
+        select i in "${browsers[@]##*/}" ; do
+            browserPath="$i"
+            if [ -n "$browserPath" ]; then
+                break
+            fi
+        done
+        case "${browserPath##*/}" in
+            "elinks")
+                echo "text/html; $browserPath -dump -force-html -dump-charset utf-8 -no-numbering %s; nametemplate=%s.html; copiousoutput" > "$muttHome/mailcap"
+            ;;
+            "lynx")
+                echo "text/html; $browserPath -dump %s; nametemplate=%s.html; copiousoutput" > "$muttHome/mailcap"
+            ;;
+            *)
+                echo "text/html; $browserPath %s; nametemplate=%s.html; copiousoutput" > "$muttHome/mailcap"
+        esac
+        if command -v antiword &> /dev/null ; then
+            echo "application/msword; $(command -v antiword) %s; copiousoutput" >> "$muttHome/mailcap"
+        fi
+    fi
+}
+
 add_email_address()
 {
     read -p "Please enter your email address: " emailAddress
@@ -25,9 +74,43 @@ add_email_address()
             exit 0
         fi
     fi
+    case "$emailAddress" in
+        *gmail.com)
+            configure_gmail "$emailAddress"
+        ;;
+    esac
+}
+
+configure_gmail()
+{
+    # This is just to create the base file with settings common to all gmail accounts
+    # I decided to do these in functions so as to not have a truly giagantic case statement in the add email function
+    echo "unset imap_passive" > "$muttHome/$1"
+echo "unset record" >> "$muttHome/$1"
+echo "set imap_user=$1" >> "$muttHome/$1"
+echo "set smtp_url=\"smtp://${1%@*}@smtp.gmail.com:587/" >> "$muttHome/$1"
+echo "set folder=imaps://${1%@*}@imap.gmail.com/" >> "$muttHome/$1"
+echo "mailboxes=+INBOX" >> "$muttHome/$1"
+echo "set postponed=+[Gmail]/Drafts" >> "$muttHome/$1"
+echo "set imap_keepalive=300" >> "$muttHome/$1"
+echo "set mail_check=300" >> "$muttHome/$1"
+echo "bind editor <Tab> complete-query" >> "$muttHome/$1"
+    unset continue
+    if command -v goobook &> /dev/null ; then
+        read -p "Goobook is installed, would you like to use it as your addressbook for the account $1? " continue
+    fi
+    if [ "${continue^}" = "Y" ]; then
+        echo "set query_command=\"goobook query %s\"" >> "$muttHome/$1"
+        # Normally macros go in muttHome/macros, but this may be a gmail specific setting
+        echo "macro index,pager a \"<pipe-message>goobook add<return>\" \"add sender to google contacts\"" >> "$muttHome/$1"
+    else
+        echo "source ~/${muttHome#/home/*/}/aliases" >> "$muttHome/$1"
+    fi
 }
 
 # This is the main loop of the program
+# Call functions to be ran every time the script is ran: checks for things like mailcap
+create_mailcap
 # Let's make a mainmenu variable to hold all the options for the select loop.
 mainmenu=('Add Email Address' 'Exit')
 select i in "${mainmenu[@]}" ; do