userkey search uses regex to find field (#11)

* userkey search uses regex to find field

* Changed userkey default value to "user"

* First matched entry will be set as tsn_username

* Update to man page

* Fixed setting userkey

* Fixed typo

2 files changed, 7 insertions, 4 deletions

diff --git a/man/tessen.1.scd b/man/tessen.1.scd
index bb08642..d5d6b0f 100644
--- a/man/tessen.1.scd
+++ b/man/tessen.1.scd
@@ -81,7 +81,8 @@ URI. However, if a key called 'password' is present, it will be ignored.
 
 If a key called 'user' is present, its value will be the default username
 instead of the basename of the selected file. This key can be modified using the
-*TESSEN_USERKEY* environment variable.
+*TESSEN_USERKEY* environment variable. If entries in password store use
+different keys for specifying user names regular expression can be used.
 
 If a key called 'url' is present, an option to open the value of the 'url' key
 in the default web browser will be shown instead of auto type. This becomes the
diff --git a/tessen b/tessen
index 726ebdc..82a5203 100755
--- a/tessen
+++ b/tessen
@@ -22,7 +22,8 @@ readonly -a tsn_known_backends=('bemenu' 'fuzzel' 'rofi' 'wofi')
 tsn_backend="${TESSEN_BACKEND-}"
 tsn_backend_opts=()
 tsn_action="${TESSEN_ACTION-}"
-tsn_userkey="${TESSEN_USERKEY:-user}"
+tsn_userkey_regex="${TESSEN_USERKEY:-user}"
+tsn_userkey="user"
 tsn_urlkey="${TESSEN_URLKEY:-url}"
 tsn_autokey="${TESSEN_AUTOKEY:-autotype}"
 tsn_autotype=""
@@ -85,8 +86,9 @@ get_pass_data() {
     # keys with the case insensitive name 'password' are ignored
     if [[ "${key,,}" == "password" ]]; then
       continue
-    elif [[ "${key,,}" == "$tsn_userkey" ]]; then
+    elif [[ -z "${tsn_username}" ]] && [[ "${key,,}" =~ ^${tsn_userkey_regex}$ ]]; then
       tsn_username="$val"
+      tsn_userkey="${key,,}"
     elif [[ "${key,,}" == "$tsn_autokey" ]]; then
       tsn_autotype="$val"
     elif [[ "$idx" =~ $otp_regex ]]; then
@@ -96,7 +98,7 @@ get_pass_data() {
     fi
   done
 
-  # if $tsn_userkey isn't found, use the basename of file as username
+  # if $tsn_userkey_regex isn't found, use the basename of file as username
   if [[ -z "$tsn_username" ]]; then
     tsn_username="${tsn_passfile##*/}"
   fi