X-Git-Url: http://ftp.carnet.hr/carnet-debian/scm?p=squirrelmail-change-pass-cn.git;a=blobdiff_plain;f=debian%2Fpostinst;fp=debian%2Fpostinst;h=f515ad7d70354eca9ee90ea55599266b60f93e78;hp=f56b7aca18d4a5e444bda3e08bd851bf707062c6;hb=849101efcfa61514aed2280735a17d8551bca5af;hpb=83f37b8fd3d56064545b37748c3c511545eb9000

diff --git a/debian/postinst b/debian/postinst
index f56b7ac..f515ad7 100644
--- a/debian/postinst
+++ b/debian/postinst
@@ -6,17 +6,51 @@ set -e
 [ $DEBIAN_SCRIPT_DEBUG ] && set -vx
 
 
+# Load debconf
+. /usr/share/debconf/confmodule
+
+# Include CARNet functions
+. /usr/share/carnet-tools/functions.sh
+
 PKG="squirrelmail-change-pass-cn"
-VERSION="3.0-1"
+VERSION="3.0-2"
 SQCONFDIR="/etc/squirrelmail"
 SQCONF="$SQCONFDIR/config.php"
 SQCPCONF="$SQCONFDIR/config_change_pass.php"
 CPCONF="/usr/share/squirrelmail/plugins/change_pass/config.php"
 need_restart=0
+min_pass_changed=0
+temp_files=
 
+set_min_pass_length () {
 
-# Include CARNet functions
-. /usr/share/carnet-tools/functions.sh
+    local sed_re conf_file
+    conf_re="$1"
+    conf_file="$2"
+    temp_files="$temp_files $conf_file.dpkg-tmp"
+
+    sed "$conf_re" "$conf_file" > "$conf_file.dpkg-tmp"
+
+    if ! cmp -s "$conf_file" "$conf_file.dpkg-tmp" 2>&1 >/dev/null; then
+        cp_mv "$conf_file.dpkg-tmp" "$conf_file"
+        min_pass_changed=1
+    else
+        rm -f "$conf_file.dpkg-tmp"
+    fi
+}
+
+cleanup () {
+
+    if [ -n "$temp_files" ]; then
+        for temp_item in $temp_files; do
+            if [ -e "$temp_item" ]; then
+                rm -f $temp_item
+            fi
+        done
+    fi
+}
+
+trap cleanup 0 1 2 15
 
 
 # Configure poppassd to refuse connection from all hosts
@@ -37,21 +71,100 @@ fi
 
 
 # Configure SquirrelMail change_pass plugin - using defaults,
-# no configuration files.
+# no configuration files if earlier version is older than 3.0-1.
 #
-if [ "$2" ] && dpkg --compare-versions $2 lt $VERSION; then
+if [ "$2" ] && dpkg --compare-versions $2 lt 3.0-1; then
+
     cp_echo "CN: This version of change_pass plugin contains major changes."
     cp_echo "CN: For detailed description, see documentation in /usr/share/doc/$PKG/."
+
+    if [ -f "$SQCPCONF" ]; then
+        mv -f "$SQCPCONF" "$SQCPCONF.cn-old"
+        cp_echo "CN: Old $SQCPCONF disabled and renamed to $SQCPCONF.cn-old."
+    fi
+    if [ -f "$CPCONF" ]; then
+        mv -f "$CPCONF" "$CPCONF.cn-old"
+        cp_echo "CN: Old $CPCONF disabled and renamed to $CPCONF.cn-old."
+    fi
 fi
-if [ -f "$SQCPCONF" ]; then
-    mv -f "$SQCPCONF" "$SQCPCONF.cn-old"
-    cp_echo "CN: Old $SQCPCONF disabled and renamed to $SQCPCONF.cn-old."
+
+
+# Check for change_pass configuration file and notify user about
+# minimum password length configuration.
+#
+if [ ! -f "$SQCPCONF" ] && [ ! -f "$CPCONF" ]; then
+
+    # Configuration file does not exist.
+    cp_echo "CN: Generating new file $CPCONF"
+    cat > "$CPCONF" <<EOF
+<?php
+//// Begin - Generated by CARNet package $PKG
+//
+//  REMOVE this whole block if you DON'T WANT $PKG
+//  to edit your configuration file.
+//
+//// End - Generated by CARNet package $PKG
+    \$min_pass_length = 8;
+
+    // The default server is the configured IMAP server
+    #\$poppass_server = 'localhost';
+
+    // The default port is 106
+    #\$poppass_port = 106;
+
+    \$max_pass_length = 9999999;
+EOF
+    min_pass_changed=1
+else
+
+    # Checking for configuration file/s and minimum password length.
+    echo "CN: Checking for minimum password length configuration."
+    cn_tag_re="^\/\/\/\/ Begin - Generated by CARNet package $PKG$"
+
+    for cpconf_file in $SQCPCONF $CPCONF; do
+
+        min_pass_changed=0
+        if [ -f "$cpconf_file" ]; then
+
+            seddef="/^[[:space:]]*\\\$min_pass_length[[:space:]]*=[^;]*;[[:space:]]*$/d;
+                    s/\\\$min_pass_length[[:space:]]*=[^;]*;//g;"
+
+            if egrep -q "$cn_tag_re" "$cpconf_file"; then
+
+                # Configuration file is tagged by CARNet.
+                seddef="$seddef /^\/\/\/\/ End - Generated by CARNet package $PKG$/s/\(.*\)/\1\n"
+                seddef="$seddef    \\\$min_pass_length = 8;/"
+
+                set_min_pass_length "$seddef" "$cpconf_file"
+            else
+
+                if [ "$2" ] && dpkg --compare-versions $2 lt 3.0-2; then
+
+                    # Add CARNet package info lines to config's header and set up $min_pass_length.
+                    seddef="$seddef 0,/?>/s/^[[:space:]]*\(<?php\|<?\)\(.*\)/\1\n"
+                    seddef="$seddef\/\/\/\/ Begin - Generated by CARNet $PKG\n\/\/\n"
+                    seddef="$seddef\/\/  REMOVE this whole block if you DON'T WANT $PKG\n"
+                    seddef="$seddef\/\/  to edit your configuration file.\n\/\/\n"
+                    seddef="$seddef\/\/\/\/ End - Generated by CARNet package $PKG\n"
+                    seddef="$seddef    \\\$min_pass_length = 8;\n\2/"
+
+                    set_min_pass_length "$seddef" "$cpconf_file"
+                fi
+            fi
+        fi
+    done
 fi
-if [ -f "$CPCONF" ]; then
-    mv -f "$CPCONF" "$CPCONF.cn-old"
-    cp_echo "CN: Old $CPCONF disabled and renamed to $CPCONF.cn-old."
+
+if [ $min_pass_changed -eq 1 ]; then
+    db_fset squirrelmail-change-pass-cn/min_pass_length seen false
+    db_title squirrelmail-change-pass-cn - konfiguracija
+    db_input critical squirrelmail-change-pass-cn/min_pass_length || true
+    db_go || true
+    cp_echo "CN: Minimum password length has been set to 8 characters."
 fi
 
+db_stop || true
+
 
 # Enable change_pass plugin in SquirrelMail config.php.
 #