| 1 | #!/bin/bash |
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| 2 | export TEXTDOMAIN="zero-center" |
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| 3 | |
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| 4 | MSG_DONWLOADED=$(gettext "is downloaded in your directory") |
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| 5 | MSG_STARTING=$(gettext "Starting to download your file") |
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| 6 | MSG_CANCELLED=$(gettext "Your dowloading has been cancelled about your file") |
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| 7 | MSG_URL_NOT_EXISTS=$(gettext "Your URL don't exists, imposible to download the file") |
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| 8 | MSG_BUTTON_OK=$(gettext "OK") |
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| 9 | MSG_BUTTON_CANCEL=$(gettext "Cancel") |
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| 10 | MSG_DONWLOADING=$(gettext "Downloading") |
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| 11 | |
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| 12 | |
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| 13 | ZEN_BUTTON_OK="--ok-label=$MSG_BUTTON_OK" |
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| 14 | ZEN_BUTTON_CANCEL_OK="--cancel-label=$MSG_BUTTON_CANCEL $ZEN_BUTTON_OK" |
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| 15 | |
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| 16 | |
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| 17 | |
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| 18 | |
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| 19 | |
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| 20 | #Esta funcion intentara bajar lo que sea sin saber si existe o no en la red |
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| 21 | #Arg1: detecta si es "-u" o no. |
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| 22 | #Arg2: URL del fichero a descargar |
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| 23 | #Arg3: Donde se descargara. |
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| 24 | function untester { |
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| 25 | if [ "$1" == "-u" ]; then |
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| 26 | #OBTENGO EL NOMBRE DEL FICHERO A DESCARGAR |
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| 27 | if [ "$4" == "" ]; then |
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| 28 | NAME_FILE=$(echo $2 | rev | cut -d "/" -f1 | rev) |
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| 29 | else |
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| 30 | NAME_FILE="$4" |
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| 31 | fi |
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| 32 | mainwget "$2" "$3" "$NAME_FILE" |
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| 33 | exit 0 |
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| 34 | fi |
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| 35 | |
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| 36 | } |
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| 37 | |
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| 38 | function check_parameters { |
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| 39 | #Compruebo que el directorio existe |
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| 40 | [ -d $2 ] || mkdir -p $2 |
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| 41 | #Compruebo que la direccion existe |
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| 42 | |
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| 43 | if wget --spider -o /tmp/axel.log "$1"; then |
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| 44 | #OBTENGO EL NOMBRE DEL FICHERO A DESCARGAR |
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| 45 | NAME_FILE=$(echo $1 | rev | cut -d "/" -f1 | rev) |
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| 46 | #Si el fichero ya estaba descargado no puedo descargarlo de nuevo, antes he de borrarlo |
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| 47 | if [ -f "$2"/"$NAME_FILE" ] ; then |
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| 48 | echo "$2/$NAME_FILE exists, you have to delete it before if you want to download it again" |
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| 49 | zenity --error --text "$2/$NAME_FILE exists, you have to delete it before if you want to download it again" $ZEN_BUTTON_OK |
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| 50 | |
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| 51 | exit 1 |
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| 52 | else |
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| 53 | #Todo es correcto no existe el fichero y si existe la URL puedo descargarlo |
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| 54 | echo "" |
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| 55 | echo "URL exists, downloading......." |
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| 56 | fi |
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| 57 | |
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| 58 | else |
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| 59 | echo "" |
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| 60 | echo "URL does not exist: $1" |
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| 61 | echo "Please check it." |
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| 62 | echo "" |
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| 63 | zenity --error --text "$MSG_URL_NOT_EXISTS" $ZEN_BUTTON_OK |
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| 64 | exit 1 |
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| 65 | fi |
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| 66 | |
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| 67 | if [ -f "/tmp/axel.log" ]; then |
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| 68 | rm /tmp/axel.log -rf |
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| 69 | fi |
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| 70 | } |
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| 71 | |
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| 72 | function helper { |
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| 73 | if [ $1 = "--help" ] || [ $1 = "-h" ]; then |
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| 74 | echo |
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| 75 | echo "----ZERO-DOWNLOADED-HELPER----" |
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| 76 | echo |
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| 77 | echo "zero-lliurex-axel <option> <arg1> <arg2> <arg3>" |
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| 78 | echo |
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| 79 | echo "-u option: you can untested if URL exsist, downloading forced" |
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| 80 | echo |
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| 81 | echo "arg1: Is the URL from you download the file" |
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| 82 | echo "arg2: Is the directory to save the file." |
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| 83 | echo "arg3: It is an optional argument, you can define the name for the untested downloads" |
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| 84 | echo |
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| 85 | echo "If arg2 is blank you can restore the download when you want, and the directory to save it, it will be the actually." |
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| 86 | echo "--------------------------------------------" |
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| 87 | echo |
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| 88 | echo "example: zero-lliurex-axel http://sourceforge.net/projects/arasuite/files/arasuite_unix_2.1.sh /tmp/borrame" |
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| 89 | echo |
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| 90 | exit 1 |
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| 91 | fi |
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| 92 | } |
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| 93 | |
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| 94 | |
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| 95 | function main { |
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| 96 | |
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| 97 | #Creamos un fichero que nos servirá de ayuda para escribir y leer el tanto por cien del fichero descargado |
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| 98 | touch /tmp/axel.log |
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| 99 | #En segundo plano realizaremos la descaraga del fichero almacenando su salida en nuestro log, eliminando ést al termianr la descarga |
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| 100 | (axel -o "$2" "$1" > /tmp/axel.log; if [ -f "/tmp/axel.log" ]; then rm /tmp/axel.log; fi) & |
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| 101 | |
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| 102 | #Mientras que el fichero de ayuda existe es que estamos descargando |
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| 103 | #Cuando y ano exista saldremos del while |
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| 104 | rc=0 |
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| 105 | while [ -f "/tmp/axel.log" ]; do |
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| 106 | sleep .3 |
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| 107 | #En la variable PERCENT almacenamos el tanto por cien que llevamos de descarga |
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| 108 | #accediento a la ultima linea escrita en el fichero de ayuda y seleccionando solo el dato que necesitamos. |
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| 109 | PERCENT=$( tail -1 /tmp/axel.log 2>/dev/null | grep % | sed 's/[^0-9.]*\([0-9.]*\).*/\1/' ) |
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| 110 | #Hacemos echo de los datos que necesita el zenity |
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| 111 | echo "#MSG_DONWLOADING $3 in $2 ...................$PERCENT%" |
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| 112 | echo "$PERCENT" |
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| 113 | #por ultimo entubamos la salida al zenity progress para que nos muestre el resultado en pantalla |
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| 114 | done | zenity --progress percentage=0 --auto-close --width 550 --title="Zero-Downloader-Helper" $ZEN_BUTTON_CANCEL_OK > /dev/null 2>&1 || rc=1 |
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| 115 | |
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| 116 | #Si se presiono cancel en la descarga matamos los procesos para finiquitarla |
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| 117 | |
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| 118 | if [ ${rc} -eq 1 ] ; then |
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| 119 | |
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| 120 | #Borramos el axel.log |
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| 121 | if [ -f "/tmp/axel.log" ]; then |
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| 122 | rm /tmp/axel.log -rf |
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| 123 | fi |
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| 124 | #CREAMOS UNA LISTA CON LOS PID NECESARIOS Y LOS FINALIZAMOS |
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| 125 | LISTA=( $( ps -aux | grep axel | grep $1 | grep -v zero | awk '{print $2}') ) |
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| 126 | #echo "The package list is....." |
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| 127 | #Comento el echo que muestra la lista |
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| 128 | #echo ${LISTA[@]} |
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| 129 | for i in "${LISTA[@]}"; do |
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| 130 | #echo "You cancel zero-lliurex-axel process with PID $i" |
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| 131 | kill $i > /dev/null 2>&1 |
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| 132 | done |
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| 133 | rm $2/$NAME_FILE* |
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| 134 | notify-send -t 5000 -u normal -i /usr/share/icons/lliurex-neu/scalable/apps/zero-center.svg "Zero-Downloader-Helper" "$MSG_CANCELLED $NAME_FILE" |
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| 135 | echo "Your downloading file $1 has been cancelled" |
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| 136 | echo "" |
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| 137 | exit 1 |
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| 138 | fi |
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| 139 | notify-send -t 5000 -u normal -i /usr/share/icons/lliurex-neu/scalable/apps/zero-center.svg "Zero-Downloader-Helper" "$NAME_FILE $MSG_DONWLOADED $2" |
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| 140 | echo "File $1 is downloaded in $2" |
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| 141 | } |
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| 142 | |
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| 143 | |
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| 144 | |
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| 145 | function mainwget { |
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| 146 | #Arg1: La URL del fichero a descargar |
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| 147 | #Arg2: PATH de descarga del fichero |
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| 148 | #Arg3: Nombre del fichero una vez descargado. |
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| 149 | |
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| 150 | #Me aseguro que el nombre del fichero a descargar no es muy largo |
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| 151 | NAME=$(echo "$3" | cut -c1-35) |
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| 152 | |
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| 153 | #variable que nos indica que se cancela o no la descarga del proceso |
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| 154 | rc=0 |
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| 155 | |
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| 156 | #intruccion de descarga del fichero: |
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| 157 | # wget outputs progress messages that look like this: |
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| 158 | # 0K .......... .......... .......... .......... .......... 0% 823K 40s |
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| 159 | # This function replaces each such line with the pair of lines |
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| 160 | # 0% |
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| 161 | # # Downloading... 823K (40s) |
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| 162 | # It uses minimal buffering, so each line is output immediately |
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| 163 | # and the user can watch progress as it happens. |
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| 164 | # Old instruction: |
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| 165 | #( wget -O "$2"/"$3" "$1" 2>&1 | grep --line-buffered -o "[0-9]*%" | sed -u -e 's/.* \([0-9]\+%\)\ \+\([0-9.]\+.\) \(.*\)/\1\n# Downloaded \1\ from "'$NAME'" at \2\/s, ETA \3/' | zenity --progress percentage=0 --auto-close --auto-kill --width 600 --title="Zero-Downloader-Helper" > /dev/null 2>&1 )|| rc=1 |
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| 166 | ( wget -O "$2"/"$3" "$1" 2>&1 | sed -u 's/.*\ \([0-9]\+\)%\ \+\(.*\)$/\1\n'#$MSG_DONWLOADING' \1\% from "'$NAME'" at \2/' | zenity --progress percentage=0 --auto-close --auto-kill --width 600 --title="Zero-Downloader-Helper" --text="$MSG_STARTING '$NAME'........." > /dev/null 2>&1 )|| rc=1 |
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| 167 | |
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| 168 | #Esta parte cancela el proceso del wget si se cancela la descarga en el zenity. |
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| 169 | |
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| 170 | if [ ${rc} -eq 1 ] ; then |
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| 171 | |
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| 172 | #CREAMOS UNA LISTA CON LOS PID NECESARIOS Y LOS FINALIZAMOS |
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| 173 | LISTA=( $( ps -aux | grep wget | grep $1 | awk '{print $2}') ) |
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| 174 | #echo "The package list is....." |
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| 175 | #Comento el echo que muestra la lista |
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| 176 | #echo ${LISTA[@]} |
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| 177 | for i in "${LISTA[@]}"; do |
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| 178 | #echo "You cancel zero-lliurex-axel process with PID $i" |
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| 179 | kill $i > /dev/null 2>&1 |
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| 180 | |
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| 181 | done |
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| 182 | rm "$2"/"$3"* |
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| 183 | notify-send -t 5000 -u normal -i /usr/share/icons/lliurex-neu/scalable/apps/zero-center.svg "Zero-Downloader-Helper" "$MSG_CANCELLED $1" |
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| 184 | echo "Your downloading file $1 has been cancelled" |
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| 185 | echo "" |
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| 186 | exit 1 |
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| 187 | fi |
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| 188 | notify-send -t 5000 -u normal -i /usr/share/icons/lliurex-neu/scalable/apps/zero-center.svg "Zero-Downloader-Helper" "$1 $MSG_DONWLOADED $2" |
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| 189 | echo "File $3 is downloaded in $2" |
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| 190 | } |
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| 191 | |
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| 192 | helper "$1" |
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| 193 | untester "$1" "$2" "$3" "$4" |
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| 194 | check_parameters "$1" "$2" |
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| 195 | main "$1" "$2" "$NAME_FILE" |
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| 196 | |
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| 197 | exit 0 |
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| 198 | |
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