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boiler.sh
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#!/bin/bash
includeFiles=()
languageOfIncludeFiles=()
addToFiles=()
languageOfAddToFiles=()
forFlagInput=()
includeFlagInput=()
languages=( php css html c js java )
commandInput=($*)
[[ ${#commandInput[@]} -eq 0 ]] && exit 1
sizeOfCommand=${#commandInput[@]}
language="${commandInput[0]}"
nameOfFile="${commandInput[-1]}"
include=()
#launch to be used by both excercise feature and boiler creation feater
#last minute change
#making editor visible to the networking functions
editor=
function launch(){
editor=$1
case "$editor" in
"vim")
vim "$2"
;;
"vi")
vi "$2"
;;
"pico")
pico "$2"
;;
"nano")
nano "$2"
;;
"kate")
kate "$2"
;;
esac
printf "FILE:\n %s \nHAS BEEN CREATED\n" "$2"
}
#
# BOILER PLATE CREATOR FUNCTIONS
#
function printC(){
index=0
for l in ${languageOfIncludeFiles[@]};do
if [[ $l == "c" ]];then
printf "#include<%s>\n" "${includeFiles[$index]}"
fi
let index+=1
done
}
function createC(){
printf "#include<stdio.h>\n#include<stdlib.h>\n#include<string.h>\n"
[[ $# -eq 1 ]] && printf "/*%s*/\n" "$1"
printC
printf "int main(int argc, char *argv[]){\n}"
}
function createPython(){
[[ $# -eq 1 ]] && printf "\"\"\"%s\"\"\"\n" "$1"
}
function createJava(){
[[ $# -eq 1 ]] && printf "/*%s*/" "$1"
printf "class $nameOfFIile\n{\n\tpublic static void main(String[] args)\n\t{\n\t}\n}"
}
function printPHP(){
index=0
for l in ${languageOfIncludeFiles[@]};do
if [[ $l == "php" ]];then
printf "\n include '%s'" "${includeFiles[$index]}"
fi
let index+=1
done
}
function createPhp(){
printf "<?php\n"
[[ $# -eq 1 ]] && printf "/*%s*/\n" "$1"
printPHP
printf "\n//php CODE HERE\n?>"
}
function createJavascript(){
question="//$1"
printf "$question"
}
#NOTE: printCSS & printJS function are for html file linking
function printCSS(){
index=0
for l in ${languageOfIncludeFiles[@]};do
if [[ $l == "css" ]];then
printf "\n <link rel='stylesheet' href='%s'>" "${includeFiles[$index]}"
fi
let index+=1
done
}
function printJS(){
index=0
for l in ${languageOfIncludeFiles[@]};do
if [[ $l == "js" ]];then
printf "\n<script src='%s'></script>" "${includeFiles[$index]}"
fi
let index+=1
done
}
function createHtml(){
printf "<!DOCTYPE html>\n<html>\n<head>"
printCSS
printf "\n <title>Page Title</title>\n</head>\n<body>\n <!--Code -->"
printJS
printf "\n</body>\n</html>"
}
function createCss(){
printf ""
}
#
# END OF BOILER PLATE CREATOR FUNCTIONS
#
#
# TODOS
# IMPLEMENT INOTIFY ON THE CREATED FILE EXCERCISE QUESTION
#
# FUTURE
# add multiple languages!
#
#
# NETWORKING EXCERICISE FUNCTIONS
#
links=()
excerciseTopics=()
indexOfChoosenExcecise=
usersEditor=
function getTopicFrom(){
ln=$1
ln=$(echo "$ln" | cut -d / -f 3)
ln=$(echo "$ln" | cut -d . -f 1)
echo "$ln"
}
function createLinks(){
betaLinks=$1
webRoot="https://www.w3resource.com"
for betaLink in ${betaLinks[@]};do
excerciseTopics+=($(getTopicFrom "$betaLink"))
betaLink=$(echo "$betaLink"|tr -d \")
links+=($webRoot$betaLink)
done
}
function getExcerciseTopics(){
if [[ $language == "js" ]];then
webData="$(wget https://www.w3resource.com/javascript-exercises/ -q -O -)"
betaLinks="$(echo "$webData" | grep '.*<li><a href="/javascript-exercises.*' )"
betaLinks="$(echo "$betaLinks" | sed 's|.*href=||')"
betaLinks=($(echo "$betaLinks" | sed 's|>.*||'))
createLinks $betaLinks
elif [[ $language == "c" ]];then
webData="$(wget https://www.w3resource.com/c-programming-exercises/ -q -O -)"
betaLinks="$(echo "$webData" | grep '<li><a href=".*/c-programming-exercises.*' )"
betaLinks=${betaLinks//https:\/\/www.w3resource.com/}
betaLinks="$(echo "$betaLinks" | sed 's|.*href=||')"
betaLinks=($(echo "$betaLinks" | sed 's|>.*||'))
createLinks $betaLinks
elif [[ $language == "php" ]];then
webData="$(wget https://www.w3resource.com/php-exercises/ -q -O -)"
betaLinks="$(echo "$webData" | grep '<li><a href=".*/php-exercises.*' )"
betaLinks=${betaLinks//https:\/\/www.w3resource.com/}
betaLinks="$(echo "$betaLinks" | sed 's|.*href=||')"
betaLinks=($(echo "$betaLinks" | sed 's|>.*||'))
createLinks $betaLinks
elif [[ $language == "python" ]];then
webData="$(wget https://www.w3resource.com/python-exercises/ -q -O -)"
betaLinks="$(echo "$webData" | grep '<li><a href=".*/python-exercises.*' )"
betaLinks=${betaLinks//https:\/\/www.w3resource.com/}
betaLinks="$(echo "$betaLinks" | sed 's|.*href=||')"
betaLinks=($(echo "$betaLinks" | sed 's|>.*||'))
createLinks $betaLinks
#TO DO FIGURE OUT PYTHON IMPLEMENTATION
elif [[ $language == "java" ]];then
webData="$(wget https://www.w3resource.com/java-exercises/ -q -O -)"
betaLinks="$(echo "$webData" | grep '<li><a href=".*/java-exercises.*' )"
betaLinks=${betaLinks//https:\/\/www.w3resource.com/}
betaLinks="$(echo "$betaLinks" | sed 's|.*href=||')"
betaLinks=($(echo "$betaLinks" | sed 's|>.*||'))
createLinks $betaLinks
fi
count=0
}
function promptExcercises(){
count=0
for ln in "${excerciseTopics[@]}";do
printf "%d->%s\n" "$count" "$ln"
let count++
done
}
function getExcerciseQuestion(){
oldIFS="$IFS"
IFS=$'\n'
let questionNumber="$2"-1
excerciseLink="$1"
excerciseWebData="$(wget $excerciseLink -q -O -)"
excerciseWebData=$(echo "$excerciseWebData" | grep -E '<p.*' | grep -E '<strong>[0-9]' | sed -e 's/<[^>]*>//g' | sed 's|Go to the editor||g')
excerciseWebData=($(echo "$excerciseWebData"))
echo "${excerciseWebData[$questionNumber]}"
IFS="$oldIFS"
}
function collectUnansweredQuestionNumber(){
topic="$1"
statisticFile="~/\.boilerExcerciseStatistics"
if grep "$topic" ~/\.boilerExcerciseStatistics &> /dev/null;then
statsForTopic=$(grep "$topic" ~/\.boilerExcerciseStatistics)
oldIFS=$IFS
IFS="@"
questions=($(grep "$1" ~/\.boilerExcerciseStatistics))
sed -i "s|$statsForTopic|DELETE|g" ~/\.boilerExcerciseStatistics
sed -i '/DELETE/d' ~/\.boilerExcerciseStatistics
statsForTopic="$statsForTopic""@""${#questions[@]}"
echo "$statsForTopic" >> ~/\.boilerExcerciseStatistics
let question="${#questions[@]}"
echo "$question"
IFS=$oldIFS
else
echo "$topic""@1" >> ~/\.boilerExcerciseStatistics
echo "1"
fi
}
function createQuestionFile(){
topic="$1"
question="$2"
questionNumber=$(echo "$question" | head -c 1)
qFileName="$questionNumber""${excerciseTopics[$indexOfChoosenExcecise]}"
if [[ "$language" == "js" ]];then
qFileName="$qFileName"".js"
createJavascript "$question" >> "$qFileName"
elif [[ "$language" == "c" ]];then
createC "$question" >> "$questionNumber""${excerciseTopics[$indexOfChoosenExcecise]}"".c"
qFileName="$qFileName"".c"
elif [[ "$language" == "php" ]];then
createPhp "$question" >> "$questionNumber""${excerciseTopics[$indexOfChoosenExcecise]}"".php"
qFileName="$qFileName"".php"
elif [[ "$language" == "python" ]];then
createPython "$question" >> "$questionNumber""${excerciseTopics[$indexOfChoosenExcecise]}"".py"
qFileName="$qFileName"".py"
elif [[ "$language" == "java" ]];then
createJava "$question" >> "$questionNumber""${excerciseTopics[$indexOfChoosenExcecise]}"".java"
qFileName="$qFileName"".java"
fi
topic="$1"
launch "$editor" "$qFileName"
}
ChoosenTopicUrl=""
questionNumber=
function createExcerciseFile(){
ChoosenTopicUrl=$1
questionNumber=$(collectUnansweredQuestionNumber "$ChoosenTopicUrl")
question=$(getExcerciseQuestion "$ChoosenTopicUrl" "$questionNumber")
createQuestionFile "$ChoosenTopicUrl" "$question"
}
function handleChoosenExcercise(){
choosen=$1
numberOfExcercises=${#links[@]}
if [[ $choosen -gt $numberOfExcercises ]] || [[ $choosen -lt 0 ]] || [[ $choosen -eq $numberOfExcercises ]];then
echo "Sorry Choice Invalid File Excercise Not Created"
exit 1
fi
#Passing Actual URL
createExcerciseFile "${links[$choosen]}"
}
function initExcercise(){
getExcerciseTopics
if [[ $language == "js" ]];then
printf "you have choosen JS EXERCISES please Choose By Number\n------------------\n"
elif [[ $language == "c" ]];then
printf "You Have Choosen C Exercises please Choose By Number\n-------------------\n"
elif [[ $language == "php" ]];then
printf " You HaveChoosen PHP Exercises Please Choose By Number\n-----------------\n"
elif [[ $language == "python" ]];then
printf " You HaveChoosen PYTHON Exercises Please Choose By Number\n-----------------\n"
printf "NOTE: python practice might have bugs\n"
fi
promptExcercises
read -p 'CHOICE > ' choosenExcercise
indexOfChoosenExcecise=$choosenExcercise
handleChoosenExcercise "$choosenExcercise"
}
#
# END OF NETWORKING EXCERCISE FEATURE
#
function printError(){
printf "INVALID COMMAND USAGE run boiler -help for guidance\n"
exit 1
}
function indexFileByLanguage(){
whatArray=$2
if [[ ! $1 =~ .*\..* ]];then
printf "FILE:%s HAS NO EXTENSION NAME\n" $1
exit
fi
lang=$(printf "%s" $1 | cut -d '.' -f 2)
if [[ $whatArray == "include" ]];then
languageOfIncludeFiles+=($lang)
elif [[ $whatArray == "addto" ]];then
languageOfAddToFiles+=($lang)
fi
}
function getFlagInputAtIndex(){
indexOffset=$1
flag=$2
[[ "$flag" == "-include" ]] && endPoint="-addto"
[[ "$flag" == "-addto" ]] && endPoint="-include"
for (( i=$indexOffset ; i < $sizeOfCommand - 1; i++ ));do
[[ "${commandInput[$i]}" == "$endPoint" ]] && break
if [[ $flag == "-include" ]];then
includeFiles+=(${commandInput[$i]})
indexFileByLanguage ${commandInput[$i]} "include"
elif [[ $flag == "-addto" ]];then
addToFiles+=(${commandInput[$i]})
indexFileByLanguage ${commandInput[$i]} "addto"
fi
done
if [[ $flag == "-include" ]];then
[[ ${#includeFiles[@]} -eq 0 ]] && printError
elif [[ $flag == "-addto" ]];then
[[ ${#addToFiles[@]} -eq 0 ]] && printError
fi
}
function pursueOption(){
flag=$1
readyForArgs="false"
currentIndex=0
for com in ${commandInput[@]};do
[[ $currentIndex -eq $sizeOfCommand ]] && break
if [[ "$readyForArgs" == "true" ]];then
let readyForArgs="done"
getFlagInputAtIndex $currentIndex $flag
fi
if [[ "$com" == "$flag" ]];then
readyForArgs="true"
fi
let currentIndex+=1
done
}
function printHelpMessage(){
#sorry for the long printf
printf "Create Boiler Files\nUSAGE: boiler \e[4mlanguageOfBoiler\e[0m [option] [FileName]\n\t-ex\t CREATES EXERCISE FILE W/ QUESTION \e[4mNO FILE NAME NEEDED\e[0m\n\t-addTo <files>\tadd Boiler To <files>\n\t-include <files>\tinclude <files> in boiler file\n\t-help\t help on boiler command usage\nNOTE: -addto & -include file(s) must have an extension (i.e. somefile.js somefile.php)\nEXAMPLE:\n\t>boiler html -include *.js *.css app\n\t-Creates an html file called app.html that has all \n\tthe .js files and .css files linked onto it\n\t>boiler js -ex\n\t-Creates a javascript exercise file\n\t>boiler c example1\n\t-Creates a c file named example1.c with all the \n\tdefault libraries and a main function\n"
exit 0
}
function initCommandArguments(){
if [[ $sizeOfCommand -eq 0 ]];then
printError
exit 1
elif [[ $sizeOfCommand -eq 1 ]];then
[[ ${commandInput[0]} == "-help" ]] || printError
printHelpMessage
elif [[ $sizeOfCommand -eq 2 ]];then
if [[ ${commandInput[-1]} == "-ex" ]];then
initExcercise
exit 0
fi
elif [[ $sizeOfCommand -gt 2 ]];then
if [[ "${commandInput[1]}" == "-include" ]];then
pursueOption "-addto"
getFlagInputAtIndex 2 "-include"
elif [[ "${commandInput[1]}" == "-addto" ]];then
pursueOption "-include"
getFlagInputAtIndex 2 "-addto"
else
printError
fi
fi
}
function validLanguage(){
#Minor Fix
[[ ${commandInput[-1]} == "-help" ]] && return 0
for l in ${languages[@]};do
if [[ "$language" == "$l" ]];then
return 0
fi
done
return 1
}
function checkDuplicate(){
for file in *;do
if [[ $file == "$nameOfFile.$language" ]];then
printf "File Name: %s.%s Already Exists\n" $nameOfFIile $language
exit 1
fi
done
}
function checkCommandForValidFileName(){
if [[ ${commandInput[-1]} =~ .*\..* ]];then
printf "INVALID COMMAND USAGE\n%s can not contain a extension\nor no file name was given\n\nboiler -help for more info\n" $nameOfFile
exit 1
fi
}
function initialErrorChecking(){
checkCommandForValidFileName
if ! validLanguage;then
printf "boiler: Language %s is not found\nuse boiler -help for info on boiler command\n" $language
exit 1
fi
checkDuplicate
}
function checkAllAddToFilesExist(){
for aFile in ${addToFiles[@]};do
if [[ ! -f $aFile ]];then
printf "add to file %s doesnt exist\n" $aFile
exit 1
fi
done
}
function addLinkTo(){
fileToAddLink=$1
languageOfTheFile=$2
boilerLanguage=$3
#languageofthefile where links will be added
if [[ $languageOfTheFile == "html" ]];then
if [[ $boilerLanguage == "js" ]];then
sed -i 's|</body>|\ninsert\n</body>|g' $fileToAddLink
link="<script src='$nameOfFile'></script>"
commd="s|insert|"$link"|g"
sed -i "$commd" $fileToAddLink
elif [[ $boilerLanguage == "css" ]];then
sed -i 's|<head>|<head>\ninsert|g' $fileToAddLink
link="<link rel='stylesheet' href='"$nameOfFile"'></link>"
commd="s|insert|"$link"|g"
sed -i "$commd" $fileToAddLink
fi
elif [[ $languageOfTheFile == "php" ]];then
if [[ $boilerLanguage == "php" ]];then
firstLine=$(head -n 1 $fileToAddLink)
commd="s|"$firstLine"|"$firstLine"INSERTME|g"
sed -i "$commd" $fileToAddLink
link="include '"$nameOfTheFile"'\n"
commd="s|INSERTME|"$link"|g"
sed -i "$commd" $fileToAddLink
else
printf "PHP FILE CAN NOT BE LINKED TO OTHER SOURCES"
exit 1
fi
fi
}
function implementAddToFlag(){
index=0
for f in ${addToFiles[@]};do
addLinkTo $f ${languageOfAddToFiles[$index]} $language
let index+=1
done
}
function addToFilesFor(){
if [[ ${#addToFiles[@]} -gt 0 ]];then
checkAllAddToFilesExist
implementAddToFlag
fi
}
editors=( vim vi pico nano kate )
function configureBoilerSettings(){
if [[ $1 -lt 0 || $1 -ge ${#editors[@]} ]];then
printf "YOU MUST CHOOSE BETWEEN LIST GIVEN\n"
exit 1
else
printf "autoEditor:true\neditor:%s" "${editors[$1]}" >> ~/.boilersettings
fi
}
function launchEditor(){
autoEditorSetting=`grep "autoEditor" $HOME/\.boilersettings`
if [ -z $autoEditorSetting ];then
printf "Would you Like To Auto Launch a specified Editor On Boiler Creation?(y/n)\n"
read input
if [[ $input == "y" ]];then
printf "What Editor Would You Like To Launch Automatically?\n"
printf "CHOOSE BY NUMBER\n0->vim\n1->vi\n2->pico\n3->nano\n4->kate\n"
read editorIndexChoosen
printf "Are you sure?\n"
read checker
if [[ $checker == "y" || $checker == "yes" ]];then
configureBoilerSettings $editorIndexChoosen
elif [[ $checker == "n" || $checker == "no" ]];then
launchEditor
else
printf "INPROPER INPUT $checker\n"
exit 0
fi
elif [[ $input == "n" ]];then
printf "Auto Editor Setting Disable, you may edit the .boilersetting file in your home directory if you wish to enable\n"
fi
else
if [[ $autoEditorSetting = *"true"* ]];then
usersEditor=`grep 'editor' $HOME/.boilersettings | cut -d':' -f2`
launch "$usersEditor" "$1"
fi
fi
}
function handleLanguage(){
boilerLanguage=$1
nameOfFile="$nameOfFile.$boilerLanguage"
if [[ "$boilerLanguage" == "php" ]];then
createPhp >> "$nameOfFile"
elif [[ "$boilerLanguage" == "c" ]];then
createC >> "$nameOfFile"
elif [[ "$boilerLanguage" == "js" ]];then
createJavascript >> "$nameOfFile"
elif [[ "$boilerLanguage" == "html" ]];then
createHtml >> "$nameOfFile"
elif [[ "$boilerLanguage" == "node" ]];then
createNode >> "$nameOfFile"
elif [[ "$boilerLanguage" == "css" ]];then
createCss >> "$nameOfFile"
elif [[ "$boilerLanguage" == "java" ]];then
createJava >> "$nameOfFile"
fi
addToFilesFor $boilerLanguage
launchEditor "$nameOfFile"
}
function main(){
initialErrorChecking
initCommandArguments
handleLanguage "$language"
}
main