From 38bc458f0f94d4a258f307a89ab95cef28a56c1c Mon Sep 17 00:00:00 2001
From: Mario Fetka <mario.fetka@gmail.com>
Date: Wed, 15 May 2013 18:40:47 +0200
Subject: [PATCH] Change Changlog generator to comply with opsi and debian
 changelog format

---
 lib/builder-targets.sh      | 21 ++++++---
 libexec/gitlog-to-deblog.rb | 91 +++++++++++++++++++++++++++++++++++++
 sample/builder-product.cfg  | 36 +++++++++++++++
 sample/control              | 23 ++++++++++
 4 files changed, 165 insertions(+), 6 deletions(-)
 create mode 100755 libexec/gitlog-to-deblog.rb
 create mode 100644 sample/builder-product.cfg
 create mode 100644 sample/control

diff --git a/lib/builder-targets.sh b/lib/builder-targets.sh
index c062609..eb41555 100644
--- a/lib/builder-targets.sh
+++ b/lib/builder-targets.sh
@@ -24,6 +24,7 @@ builder_config() {
   CMD_comm="`which comm`"             ; builder_check_error "Command 'comm' not installed"
   CMD_sha1sum="`which sha1sum`"       ; builder_check_error "Command 'sha1sum' not installed"
   CMD_iniset="`which ini-set`"        ; builder_check_error "Command 'ini-set' (martINI a pypi project) not installed"
+  CMD_ruby="`which ruby`"             ; builder_check_error "Command 'ruby' not installed"
   
   # Check temp dir
   test -d ${TMP_DIR}
@@ -244,12 +245,20 @@ builder_create() {
   
   # Create changelog based on git - if available
   if [ -d "${PRODUCT_DIR}/.git" ] ; then
-    git log --date-order --date=short | \
-    sed -e '/^commit.*$/d' | \
-    awk '/^Author/ {sub(/\\$/,""); getline t; print $0 t; next}; 1' | \
-    sed -e 's/^Author: //g' | \
-    sed -e 's/>Date:   \([0-9]*-[0-9]*-[0-9]*\)/>\t\1/g' | \
-    sed -e 's/^\(.*\) \(\)\t\(.*\)/\3    \1    \2/g' > $INST_DIR/OPSI/changelog.txt
+    # new changelog format
+    echo "" >> $INST_DIR/OPSI/control
+    echo "[Changelog]" >> $INST_DIR/OPSI/control
+    $CMD_ruby $BASEDIR/libexec/gitlog-to-deblog.rb >> $INST_DIR/OPSI/control
+    echo "" >> $INST_DIR/OPSI/control
+    rm -f $INST_DIR/OPSI/changelog.txt
+    
+    #old changelog format
+    #git log --date-order --date=short | \
+    #sed -e '/^commit.*$/d' | \
+    #awk '/^Author/ {sub(/\\$/,""); getline t; print $0 t; next}; 1' | \
+    #sed -e 's/^Author: //g' | \
+    #sed -e 's/>Date:   \([0-9]*-[0-9]*-[0-9]*\)/>\t\1/g' | \
+    #sed -e 's/^\(.*\) \(\)\t\(.*\)/\3    \1    \2/g' > $INST_DIR/OPSI/changelog.txt
   else
     echo "No git repository present."
   fi
diff --git a/libexec/gitlog-to-deblog.rb b/libexec/gitlog-to-deblog.rb
new file mode 100755
index 0000000..4c12f0d
--- /dev/null
+++ b/libexec/gitlog-to-deblog.rb
@@ -0,0 +1,91 @@
+#!/usr/bin/ruby
+require 'erb'
+
+# Determines package name from the origin url on github. It's hackish, but it
+# works (mostly).
+def pkgname
+  originurl = `git config --get remote.origin.url`.strip
+  _, pkgname = originurl.match(/\/([a-z0-9\-_]+).git/i).to_a
+  pkgname
+end
+
+# Accepts a hash of git log data and returns a properly formatted debian 
+# changelog entry.
+def debchangelog(logdata)
+  template = <<-EOF
+<%=PKGNAME%> (<%=logdata[:tag]%>) unstable; urgency=low
+
+  * <%=logdata[:subj]%>
+
+ -- <%=logdata[:name]%>  <%=logdata[:date]%>
+
+EOF
+  ERB.new(template).result(binding)
+end
+
+# Checks to see if the repository has any tags already.
+def repo_has_tag?
+  `git describe --tags 2>&1`
+  return ($? == 0)? true : false
+end
+
+# If the repository has no tags, we need to make one so we can get some kind 
+# of versioning number for the changelog.
+def make_temporary_tag
+  firstcommit = `git log --format=%H | tail -1`.strip
+  `git tag #{TEMPTAG} #{firstcommit}`
+end
+
+# Removes the tag we added if the repo had no tags.
+def cleanup_temporary_tag
+  `git tag -d #{TEMPTAG}`
+end
+
+# Removes jenkins build tags (if they exist)
+def remove_jenkins_tags
+  IO.popen("git tag -l 'jenkins-*'").readlines.each do |tag|
+    `git tag -d #{tag}`
+  end
+end
+
+# Get the name of this repository
+PKGNAME = pkgname
+
+# Name for the temporary tag (only used if the repository has no tags)
+TEMPTAG = 'GOPSI'
+#TEMPTAG = pkgname
+
+remove_jenkins_tags
+
+if repo_has_tag?
+  dotagcleanup = false
+else
+  dotagcleanup = true
+  make_temporary_tag
+end
+
+# Loop through the git log output and grab four lines at a time to parse.
+gitlogcmd = %{git log --pretty=format:'hash: %H%nname: %aN <%aE>%ndate: %cD%nsubj: %s'}
+IO.popen(gitlogcmd).readlines.each_slice(4) do |chunk|
+
+  temphash = {}
+
+  # split each line on the first colon and use what's on the left as the 
+  # symbols within the hash
+  chunk.map { |line| line.split(/: /,2) }.each do |type, data|
+    temphash[type.to_sym] = data.strip
+  end
+
+  # dig up the most recent tag which contains the commit
+  temphash[:tag] = `git describe --tags #{temphash[:hash]} 2>/dev/null`.strip
+  if $? != 0
+    dotagcleanup = true
+    make_temporary_tag
+    temphash[:tag] = `git describe --tags #{temphash[:hash]}`.strip
+  end
+
+  puts debchangelog(temphash)
+end
+
+# If we added a temporary tag, let's remove it
+cleanup_temporary_tag
\ No newline at end of file
diff --git a/sample/builder-product.cfg b/sample/builder-product.cfg
new file mode 100644
index 0000000..d816336
--- /dev/null
+++ b/sample/builder-product.cfg
@@ -0,0 +1,36 @@
+############################
+# Setup product information 
+############################
+VENDOR="softmaker.de"
+PN="pmviewer"
+NAME="PlanMaker Viewer"
+DESCRIPTION="PlanMaker Viewer 2010"
+VERSION="2010.rev633"
+RELEASE="10"
+PRIORITY="0"
+ADVICE=""
+
+TYPE="restricted"
+
+#####################
+# File object array
+#####################
+
+DL_FILE[0]="SoftMaker-Logo.png"
+DL_SOURCE[0]="http://www.android-user.de/var/ezflow_site/storage/images/artikel/exklusiv-vorschau-auf-softmaker-office-fuer-android/softmaker-logo.png/25888-1-ger-DE/SoftMaker-Logo.png.png"
+
+DL_FILE[1]="PlanMakerViewer2010.msi"
+DL_SOURCE[1]="http://internal.graz.disconnected-by-peer.at/Orig/SoftMaker/Viewer/HB/2010/PlanMakerViewer2010.msi"
+DL_ARCH[1]="X86"
+DL_WINST_NAME[1]="InstallMsi"
+
+# File array index for the image showing while installing the program
+ICON_DL_INDEX=0
+
+OPSI_INI_SECTION[0]="X86"
+OPSI_INI_OPTION[0]="MsiId"
+OPSI_INI_VALUE[0]="{XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX}"
+
+OPSI_INI_SECTION[1]="Ignore"
+OPSI_INI_OPTION[1]="OEMRegisterSkip"
+OPSI_INI_VALUE[1]="-1"
diff --git a/sample/control b/sample/control
new file mode 100644
index 0000000..2e70418
--- /dev/null
+++ b/sample/control
@@ -0,0 +1,23 @@
+[Package]
+version: RELEASE
+depends: 
+incremental: False
+
+[Product]
+type: localboot
+id: pmviewer
+name: PlanMaker Viewer
+description: PlanMaker Viewer 2010
+advice: ADVICE
+version: VERSION
+priority: PRIORITY
+licenseRequired: False
+productClasses: 
+setupScript: setup32.ins
+uninstallScript: uninstall32.ins
+updateScript: 
+alwaysScript: 
+onceScript: 
+customScript: 
+userLoginScript: 
+