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Installomator/utils/buildLabel.sh
Søren Theilgaard 197b34fe02 Update buildLabel.sh
2022-01-17 15:40:03 +01:00

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#!/bin/zsh
export PATH=/usr/bin:/bin:/usr/sbin:/sbin
downloadURL=${1?:"need to provide a download URL."}
# Note: this tool _very_ experimental and does not work in many cases
# That being said, it's a great place to start for building up the label in the Case-statement
# Usage
# ./buildLabel.sh <URL to download software>
# Mark: Functions
xpath() {
# the xpath tool changes in Big Sur and now requires the `-e` option
if [[ $(sw_vers -buildVersion) > "20A" ]]; then
/usr/bin/xpath -e $@
# alternative: switch to xmllint (which is not perl)
#xmllint --xpath $@ -
else
/usr/bin/xpath $@
fi
}
# will get the latest release download from a github repo
downloadURLFromGit() { # $1 git user name, $2 git repo name
gitusername=${1?:"no git user name"}
gitreponame=${2?:"no git repo name"}
if [[ $type == "pkgInDmg" ]]; then
filetype="dmg"
elif [[ $type == "pkgInZip" ]]; then
filetype="zip"
else
filetype=$type
fi
if [ -n "$archiveDestinationName" ]; then
downloadURL=$(curl -sf "https://api.github.com/repos/$gitusername/$gitreponame/releases/latest" | awk -F '"' "/browser_download_url/ && /$archiveName\"/ { print \$4; exit }")
else
downloadURL=$(curl -sf "https://api.github.com/repos/$gitusername/$gitreponame/releases/latest" | awk -F '"' "/browser_download_url/ && /$filetype\"/ { print \$4; exit }")
fi
echo "$downloadURL"
return 0
}
versionFromGit() {
# $1 git user name, $2 git repo name
gitusername=${1?:"no git user name"}
gitreponame=${2?:"no git repo name"}
appNewVersion=$(curl --silent --fail "https://api.github.com/repos/$gitusername/$gitreponame/releases/latest" | grep tag_name | cut -d '"' -f 4 | sed 's/[^0-9\.]//g')
if [ -z "$appNewVersion" ]; then
printlog "could not retrieve version number for $gitusername/$gitreponame"
appNewVersion=""
else
echo "$appNewVersion"
return 0
fi
}
pkgInvestigation() {
echo "Package investigation."
teamID=$(spctl -a -vv -t install "$pkgPath" 2>&1 | awk '/origin=/ {print $NF }' | tr -d '()' )
if [[ -z $teamID ]]; then
echo "Error verifying PKG: $pkgPath"
echo "No TeamID found."
exit 4
fi
echo "Team ID found for PKG: $teamID"
echo "For PKGs it's advised to find packageID for version checking, so extracting those"
pkgutil --expand "$pkgPath" "$archiveName"_pkg
if [[ -a "$archiveName"_pkg/Distribution ]] ; then
cat "$archiveName"_pkg/Distribution | xpath '//installer-gui-script/pkg-ref[@id][@version]' 2>/dev/null
packageID="$(cat "$archiveName"_pkg/Distribution | xpath '//installer-gui-script/pkg-ref[@id][@version]' 2>/dev/null | tr ' ' '\n' | grep -i "id" | cut -d \" -f 2)"
elif [[ -a "$archiveName"_pkg/PackageInfo ]] ; then
cat "$archiveName"_pkg/PackageInfo | xpath '//pkg-info/@version' 2>/dev/null
packageID="$(cat "$archiveName"_pkg/PackageInfo | xpath '//pkg-info/@identifier' 2>/dev/null | cut -d '"' -f2 )"
fi
rm -r "$archiveName"_pkg
echo "$packageID"
echo "Above is the possible packageIDs that can be used, and the correct one is probably one of those with a version number. More investigation might be needed to figure out correct packageID if several are displayed."
}
dmgInvestigation() {
echo "DMG investigation."
# mount the dmg
echo "Mounting $archiveName"
if ! dmgmount=$(echo "Y"$'\n' | hdiutil attach "$archiveName" -nobrowse -readonly | tail -n 1 | cut -c 54- ); then
echo "Error mounting $archiveName"
exit 3
fi
echo "Mounted: $dmgmount"
# check if app og pkg exists on disk image
appPath=$(find "$dmgmount" -name "*.app" -maxdepth 1 -print )
pkgPath=$(find "$dmgmount" -name "*.pkg" -maxdepth 1 -print )
if [[ $appPath != "" ]]; then
echo "App found: $appPath"
if [[ $archiveExt = "dmgInZip" ]]; then
archiveExt="appInDmgInZip"
fi
appInvestigation
elif [[ $pkgPath != "" ]]; then
echo "PKG found: $pkgPath"
if [[ $archiveExt = "dmgInZip" ]]; then
archiveExt="pkgInDmgInZip not supported, yet!"
else
archiveExt="pkgInDmg"
fi
pkgInvestigation
else
echo "Nothing found on DMG."
exit 9
fi
hdiutil detach "$dmgmount"
}
appInvestigation() {
appName=${appPath##*/}
name=${appName%.*}
echo "Application investigation."
# verify with spctl
teamID=$(spctl -a -vv "$appPath" 2>&1 | awk '/origin=/ {print $NF }' | tr -d '()' )
if [[ -z $teamID ]]; then
echo "Error verifying app: $appPath"
echo "No TeamID found."
exit 4
fi
echo "Team ID found for app: $teamID"
}
# Mark: Code
# Use working directory as download folder
tmpDir="$(pwd)/$(date "+%Y-%m-%d-%H-%M-%S")"
# Create a n almost unique folder name
mkdir $tmpDir
# change directory to temporary working directory
echo "Changing directory to $tmpDir"
if ! cd "$tmpDir"; then
echo "Error changing directory $tmpDir"
exit 1
fi
echo "Working dir: $(pwd)"
# investigate and download the URL
echo "Downloading $downloadURL"
echo $(basename $downloadURL)
# First trying to find redirection headers on the download, as those can contain version numbers
echo "Redirecting to (maybe this can help us with version):\n$(curl -fsIL -H "User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.1 Safari/605.1.15" -H "accept-encoding: gzip, deflate, br" -H "Referrer Policy: strict-origin-when-cross-origin" -H "upgrade-insecure-requests: 1" -H "sec-fetch-dest: document" -H "sec-gpc: 1" -H "sec-fetch-user: ?1" -H "accept-language: en-US,en;q=0.9" -H "accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9" -H "sec-fetch-mode: navigate" "$downloadURL" | grep -i "^[location|x\-amz\-meta\-version]*")"
# Now downloading without various sets of extra headers
if ! downloadOut1="$( \
curl -fL "$downloadURL" --remote-header-name --remote-name \
-w "%{filename_effective}\n%{url_effective}\n")"
then
echo "error downloading $downloadURL with no headers."
echo "result: $downloadOut1"
echo "Trying 1st set of extra headers to download."
if ! downloadOut2="$( \
curl -fL \
-H "User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.1 Safari/605.1.15" \
-H "accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9" \
-H "accept-encoding: gzip, deflate, br" \
-H "accept-language: en-US,en;q=0.9" \
-H "sec-fetch-dest: document" \
-H "sec-fetch-mode: navigate" \
-H "sec-fetch-user: ?1" \
-H "sec-gpc: 1" \
-H "upgrade-insecure-requests: 1" \
"$downloadURL" --remote-header-name --remote-name \
-w "%{filename_effective}\n%{url_effective}\n")"
then
echo "error downloading $downloadURL with 1st set of headers."
echo "result: $downloadOut2"
echo "Trying 2nd set of extra headers to download."
if ! downloadOut3="$( \
curl -fL \
-H "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.71 Safari/537.36" \
-H "accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9" \
-H "accept-encoding: gzip, deflate, br" \
-H "accept-language: en-US,en;q=0.9" \
-H "sec-fetch-dest: document" \
-H "sec-fetch-mode: navigate" \
-H "sec-fetch-site: same-site" \
-H "sec-fetch-user: ?1" \
-H "sec-gpc: 1" \
-H "upgrade-insecure-requests: 1" \
"$downloadURL" --remote-header-name --remote-name \
-w "%{filename_effective}\n%{url_effective}\n")"
then
echo "error downloading $downloadURL with 2nd set of headers."
echo "result: $downloadOut3"
echo "Trying 3rd set of extra headers to download."
if ! downloadOut4="$( \
curl -fL \
-H "User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.1 Safari/605.1.15" \
-H "accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9" \
-H "accept-encoding: gzip, deflate, br" \
-H "accept-language: en-US,en;q=0.9" \
-H "sec-fetch-dest: document" \
-H "sec-fetch-mode: navigate" \
-H "sec-fetch-user: ?1" \
-H "sec-gpc: 1" \
-H "upgrade-insecure-requests: 1" \
-H "Referrer Policy: strict-origin-when-cross-origin" \
"$downloadURL" --remote-header-name --remote-name \
-w "%{filename_effective}\n%{url_effective}\n")"
then
# we are only here if the download failed
echo "error downloading $downloadURL with 3rd set of headers."
echo "result: $downloadOut4"
echo "no more header sets to try"
# Sometimes a server will give some results to the downloaded output
echo "If any information came out of the previous download attempts, we can try those…"
downloadOuts=( "$downloadOut1" "$downloadOut3" "$downloadOut3" "$downloadOut4" )
downloadOutCount=${#downloadOuts}
for downloadOut in $downloadOuts ; do
if [[ -n $downloadOut ]]; then
echo "Trying output of this…"
downloadURL="$(echo $downloadOut | tail -1)"
# Last chance for succes on this download
if ! downloadOut="$(curl -fL "$downloadURL" --remote-header-name --remote-name -w "%{filename_effective}\n%{url_effective}\n")"; then
echo "error downloading $downloadURL using previous output."
echo "result: $downloadOut"
((downloadOutCount--))
else
echo "Success on this download."
succesDownloadOut=$downloadOut
break 2
fi
fi
done
if [[ $downloadOutCount -eq 0 ]]; then
echo "No more tries. Cannot continue."
exit 1
fi
else
succesDownloadOut=$downloadOut4
fi
else
succesDownloadOut=$downloadOut3
fi
else
succesDownloadOut=$downloadOut2
fi
else
succesDownloadOut=$downloadOut1
fi
downloadOut=$succesDownloadOut
# Now we have downloaded the archive, and we need to analyze this
# The download have returned both {filename_effective} and {url_effective}
archiveTempName=$( echo "${downloadOut}" | head -1 )
echo "archiveTempName: $archiveTempName"
archivePath=$( echo "${downloadOut}" | tail -1 )
echo "archivePath: $archivePath"
# The two fields retuurned can be exchanged, so some servers return the filename on the other variable. Don't know why.
# So we want to investigate which one has the filename
try1archiveName=${${archiveTempName##*/}%%\?*}
try2archiveName=${${archivePath##*/}%%\?*}
fileName_re='^([a-zA-Z0-9\_.%-]*)\.(dmg|pkg|zip|tbz)$' # regular expression for matching
if [[ "${try1archiveName}" =~ $fileName_re ]]; then
archiveName=${try1archiveName}
elif [[ "${try2archiveName}" =~ $fileName_re ]]; then
archiveName=${try2archiveName}
else
echo "Could not determine archiveName from “$try1archiveName” and “$try2archiveName"
#echo "Extensions $archiveTempName:t:e $archivePath:t:e"
exit 1
fi
# So we found a filename, and now we want to detect the extension and other information
echo "Calculated archiveName: $archiveName"
mv $archiveTempName $archiveName
name=${archiveName%.*}
echo "name: $name"
archiveExt=${archiveName##*.}
type=$archiveExt
echo "archiveExt: $archiveExt"
# Now figuring out the filename extension and handling those situations
if [ "$archiveExt" = "pkg" ]; then
pkgPath="$archiveName"
echo "PKG found: $pkgPath"
pkgInvestigation
elif [ "$archiveExt" = "dmg" ]; then
echo "Diskimage found"
dmgInvestigation
elif [ "$archiveExt" = "zip" ] || [ "$archiveExt" = "tbz" ]; then
echo "Compressed file found"
# unzip the archive
tar -xf "$archiveName"
# check if app og pkg exists after expanding
appPath=$(find "$tmpDir" -name "*.app" -maxdepth 2 -print )
pkgPath=$(find "$tmpDir" -name "*.pkg" -maxdepth 2 -print )
archiveName=$(find "$tmpDir" -name "*.dmg" -maxdepth 2 -print )
if [[ $appPath != "" ]]; then
echo "App found: $appPath"
appInvestigation
elif [[ $pkgPath != "" ]]; then
echo "PKG found: $pkgPath"
archiveExt="pkgInZip"
echo "archiveExt: $archiveExt"
pkgInvestigation
elif [[ $archiveName != "" ]]; then
echo "Disk image found: $archiveName"
archiveExt="dmgInZip"
echo "archiveExt: $archiveExt"
dmgInvestigation
else
echo "Nothing found in compressed archive."
exit 9
fi
fi
identifier=${name:l} # making lower case
identifier=${identifier//\%[0-9a-fA-F][0-9a-fA-F]} # removing certain characters
identifier=${identifier//[ ,._*@$\(\)\-]} # removing more characters from label name
echo "identifier: $identifier"
# github-part to figure out if we can find author and repo, to use our github functions for the label
if echo "$downloadURL" | grep -i "github.com.*releases/download"; then
echo "\n**********\n\nFound GitHub path"
githubAuthor=$(echo "$downloadURL" | cut -d "/" -f4)
githubRepo=$(echo "$downloadURL" | cut -d "/" -f5)
if [[ ! -z $githubAuthor && $githubRepo ]] ; then
githubError=9
echo "Github place: $githubAuthor $githubRepo"
originalDownloadURL="$downloadURL"
githubDownloadURL=$(downloadURLFromGit "$githubAuthor" "$githubRepo")
githubAppNewVersion=$(versionFromGit "$githubAuthor" "$githubRepo")
downloadURL=$originalDownloadURL
echo "Latest URL on github: $githubDownloadURL \nLatest version: $githubAppNewVersion"
if [[ "$originalDownloadURL" == "$githubDownloadURL" ]]; then
echo "GitHub calculated URL matches entered URL."
githubError=0
downloadURL="\$(downloadURLFromGit $githubAuthor $githubRepo)"
appNewVersion="\$(versionFromGit $githubAuthor $githubRepo)"
else
if [[ "$( echo $originalDownloadURL | cut -d "/" -f1-7)" == "$( echo $githubDownloadURL | cut -d "/" -f1-7)" ]]; then
echo "Calculated GitHub URL almost identical, only this diff:"
echo "$( echo $originalDownloadURL | cut -d "/" -f8-)” and “$( echo $githubDownloadURL | cut -d "/" -f8-)"
echo "Could be version difference or difference in archiveName for a given release."
echo "Testing for version difference."
#Investigate if these strings match if numbers are removed.
if [[ "$( echo $originalDownloadURL | cut -d "/" -f8- | sed 's/[0-9.]*//g')" == "$( echo $githubDownloadURL | cut -d "/" -f8- | sed 's/[0-9.]*//g')" ]]; then
# In this if..then we found out if the end parts of the URL was mathing after removinger numbers and dots (and then assuming that only a version was different
echo "$( echo $originalDownloadURL | cut -d "/" -f8- | sed 's/[0-9.]*//g')” and “$( echo $githubDownloadURL | cut -d "/" -f8- | sed 's/[0-9.]*//g')"
echo "Matching without numbers in string.\nVERY LIKELY a version difference."
githubError=1
echo "Try running again with URL: ${githubDownloadURL}"
else
# If we are here more than numbers and dots didn't match, so maybe this repo has software for several software titles
echo "Not a version problem.\nTesting for difference in archiveName."
tempName=$(echo ${archiveName%.*} | grep -o "[0-9.]*" )
# if archiveName contains several sections of numbers and/or dots, like "Marathon2-20210408-Mac.dmg" that will return 2 and 20210408 so we want to find the longest of these two (or more), assuming that the longest is the version
tempName=( $tempName ) # make it an array
i=0; max=0; tempString=""
echo $tempName | while read tempLine; do
((i++))
length[$i]=${#tempLine}
if [[ $max -lt $length[$i] ]] ; then
max=$length[$i]
tempString=$tempLine
fi
done
# Now tempString will have the longest string returned before. So I use that in a search-replace to remove that part and insert regular expression "[0-9.]*" instead as that will match the removed part
archiveDestinationName="$(echo $archiveName | sed -E "s/^(.*)$tempString(.*)$/\1[0-9.]*\2/g")"
echo "archiveName=\"$archiveDestinationName\""
# Now we want to test if the archiveName is working
githubDownloadURL=$(downloadURLFromGit "$githubAuthor" "$githubRepo")
githubAppNewVersion=$(versionFromGit "$githubAuthor" "$githubRepo")
downloadURL=$originalDownloadURL
echo "Latest URL on github: $githubDownloadURL \nLatest version: $githubAppNewVersion"
# Final evaluation of our result
if [[ "$originalDownloadURL" == "$githubDownloadURL" ]]; then
echo "GitHub calculated URL matches entered URL."
githubError=0
downloadURL="\$(downloadURLFromGit $githubAuthor $githubRepo)"
appNewVersion="\$(versionFromGit $githubAuthor $githubRepo)"
else
githubError=2
echo "Not solved by using archiveName."
echo "Not sure what this can be."
archiveDestinationName=""
fi
fi
else
echo "GitHub URL not matching"
fi
fi
fi
fi
# We are finished downloading and analyzing, so now we need to present the data
echo "\n**********"
echo "\nLabels should be named in small caps, numbers 0-9, “-”, and “_”. No other characters allowed."
if [[ -z $githubError || $githubError != 0 ]]; then
echo "\nappNewVersion is often difficult to find. Can sometimes be found in the filename, sometimes as part of the download redirects, but also on a web page. See redirect and archivePath above if link contains information about this. That is a good place to start"
fi
# Here the label is built, for easy copy and paste
echo "\n$identifier)"
echo " name=\"$name\""
echo " type=\"$archiveExt\""
if [ -n "$packageID" ]; then
echo " packageID=\"$packageID\""
fi
if [ -n "$archiveDestinationName" ]; then
echo " archiveName=\"$archiveDestinationName\""
fi
echo " downloadURL=\"$downloadURL\""
echo " appNewVersion=\"$appNewVersion\""
echo " expectedTeamID=\"$teamID\""
if [ -n "$appName" ] && [ "$appName" != "${name}.app" ]; then
echo " appName=\"$appName\""
fi
echo " ;;"
case $githubError in
0)
echo "\nLabel converted to GitHub label without errors."
echo "Details can be seen above."
;;
1)
echo "\nFound Github place in this URL: $githubAuthor $githubRepo"
echo "But version has a problem."
echo "Try running again with URL: ${githubDownloadURL}"
echo "See details above."
;;
2)
echo "\nFound Github place in this URL: $githubAuthor $githubRepo"
echo "But it could not be resolved."
echo "Can be from a hidden repository, or the software title has a number in it."
;;
esac
echo "\nAbove should be saved in a file with exact same name as label, and given extension “.sh”."
echo "Put this file in folder “fragments/labels”.\n"