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459 lines
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
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<meta name="keywords" content="Apple, mobileme, WebDav, synchronisation, zsh, script">
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<link rel="alternate" lang="fr" xml:lang="fr" title="Synchronisation avec mobileme (2)" type="text/html" hreflang="fr" href="/Scratch/fr/blog/2009-10-28-custom-website-synchronisation-with-mobileme--2-/" />
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<link rel="alternate" lang="en" xml:lang="en" title="custom website synchronisation with mobileme (2)" type="text/html" hreflang="en" href="/Scratch/en/blog/2009-10-28-custom-website-synchronisation-with-mobileme--2-/" />
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<title>custom website synchronisation with mobileme (2)</title>
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<script type="text/javascript">// <![CDATA[
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// ]]>
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</script>
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<div id="content">
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<div class="return"><a href="#entete">↓ Menu ↓</a></div>
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<a href="/Scratch/fr/blog/2009-10-28-custom-website-synchronisation-with-mobileme--2-/" onclick="setLanguage('fr')">en Français</a>
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<div id="titre">
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<h1>
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custom website synchronisation with mobileme (2)
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</h1>
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</div>
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<div class="flush"></div>
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<div id="afterheader">
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<div class="corps">
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<p>I already talked about how <a href="/Scratch/en/blog/10_Synchronize_Custom_WebSite_with_mobileMe">I synchronized my website with mobileme</a>. I ameliorated this script in order to make it incremental.</p>
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<p>Here is my new script, it first create a map which associate to each file its hash. After that it compare this file to the remote one. Then for each different file, update the content.</p>
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<p>Even with this script I also have some problem. Mostly due to ‘webdav’ issues. For example, renaming a folder work really badly (on Linux at least). I use webdavfs. For example:</p>
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<div>
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<pre><code class="zsh">mv folder folder2
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</code></pre>
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</div>
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<p>It returns OK and I’ve got: </p>
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<div>
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<pre><code class="zsh">$ ls
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folder folder2
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</code></pre>
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</div>
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<p>Booh….</p>
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<p>In order to handle most webdav issues I use a <em>framework</em> in zsh. It handle almost all except the correct renaming of folder. Working on it… Anyway here is the code I use.</p>
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<div><div class="codefile"><a href="/Scratch/en/blog/2009-10-28-custom-website-synchronisation-with-mobileme--2-/code/webdav-framework">➥ webdav-framework</a></div>
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<pre><code class="zsh">#!/usr/bin/env zsh
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function samelineprint {
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print -n -P -- "\r$*"
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}
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# avec 1 essai par seconde: 300 = 5 minutes
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maxessais=300
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# try to create a directory until success
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function trymkdir {
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target="$1"
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print -- mkdir -p $target
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local essai=1
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while ! mkdir -p $target; do
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samelineprint "Echec: essai n°$essai"
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((essai++))
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((essai>maxessais)) && exit 5
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done
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print
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}
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# try to copy until success
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function trycp {
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element="$1"
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target="$2"
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if [[ ! -d ${target:h} ]]; then
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trymkdir ${target:h}
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fi
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local essai=1
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print -- cp $element $target
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while ! \cp $element $target; do
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samelineprint "Echec: essai n°$essai"
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((essai++))
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((essai>maxessais)) && exit 5
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done
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print
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}
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# try to remove until success
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function tryrm {
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target="$1"
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local essai=1
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local options=''
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[[ -d $target ]] && options='-rf'
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print -- rm $options $target
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while ! rm $options $target; do
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samelineprint "Echec: essai n°$essai"
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((essai++))
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((essai>maxessais)) && exit 5
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done
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essai=1
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while [[ -e $element ]]; do
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samelineprint "rm reussi mais fichier source non disparu n°$essai"
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sleep 1
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((essai++))
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((essai>maxessais)) && exit 5
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done
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print
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}
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# try to rename until success
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function tryrename {
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element="$1"
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target="$2"
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local essai=1
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while [[ -e $target ]]; do
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samelineprint "Echec n°$essai le fichier $target existe déjà"
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((essai++))
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((essai>maxessais)) && exit 5
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sleep 1
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done
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print -- mv $element $target
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while ! mv $element $target; do
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samelineprint "Echec: essai n°$essai"
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((essai++))
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((essai>maxessais)) && exit 4
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done
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essai=1
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while [[ -e $element ]]; do
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samelineprint "mv reussi mais fichier source non disparu n°$essai"
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sleep 1
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((essai++))
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((essai>maxessais)) && exit 5
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done
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print
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}
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# try to move until success
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function trymv {
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element="$1"
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target="$2"
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local essai=1
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print -- mv $element $target
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while ! mv $element $target; do
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samelineprint "Echec: essai n°$essai"
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((essai++))
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((essai>maxessais)) && exit 5
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done
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essai=1
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while [[ -e $element ]]; do
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samelineprint "mv reussi mais fichier source non disparu n°$essai"
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sleep 1
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((essai++))
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((essai>maxessais)) && exit 5
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done
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print
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}
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</code></pre>
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</div>
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<p>And here is the code on how I synchronize my website. There is a little cryptic code. It correspond a problem caused by the bluecloth filter which is a markdown program made in ruby. Each time my email is written it is transformed differently. This is why I remove this part from the content of each html file. Without it, all my files containing email are different at each regeneration of my website.</p>
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<div><div class="codefile"><a href="/Scratch/en/blog/2009-10-28-custom-website-synchronisation-with-mobileme--2-/code/publish">➥ publish</a></div>
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<pre><code class="zsh">#!/usr/bin/env zsh
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# Script synchronisant le site sur me.com
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# normalement, le site est indisponible le moins de temps possible
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# le temps de deux renommages de répertoire
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# get configuration
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# mostly directories
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source $0:h/config
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# get trycp function (copy until success)
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source $0:h/webdav-framework
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if [[ $1 == '-h' ]]; then
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print -- "usage : $0:h [-h|-s|-d]"
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print -- " -a sychronise aussi l'index"
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print -- " -h affiche l'aide"
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print -- " -d modification directe (pas de swap)"
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print -- " -s swappe simplement les répertoires"
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fi
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# publication incrementale
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function incrementalPublish {
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local ydestRep=$destRep$suffix
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localRef="$srcRep/map.yrf"
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print -- "Creation du fichier de references"
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create-reference-file.sh > $localRef
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remoteRef="/tmp/remoteSiteMapRef.$$.yrf"
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if [[ ! -e "$ydestRep/map.yrf" ]]; then
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# pas de fichier de reference sur la cible
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print -- "pas de fichier de reference sur la cible, passage en mode rsync"
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rsyncPublish
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swap
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else
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trycp "$ydestRep/map.yrf" "$remoteRef"
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typeset -U filesToUpdate
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filesToUpdate=( $(diff $localRef $remoteRef | awk '/^[<>]/ {print $2}' ) )
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if ((${#filesToUpdate} == 1)); then
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print -- "Seul le fichier ${filesToUpdate} sera téléversé"
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elif ((${#filesToUpdate}<10)); then
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print -- "${#filesToUpdate} fichiers seront téléversés :"
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print -- "${filesToUpdate}"
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else
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print -- "${#filesToUpdate} fichiers seront téléversés"
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fi
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# copy all file with some differences
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# except the map in case of error
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for element in $filesToUpdate; do
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if [[ $element == "/map.yrf" ]]; then
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continue
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fi
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if [[ -e $srcRep$element ]]; then
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trycp $srcRep$element $ydestRep$element
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else
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tryrm $ydestRep$element
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fi
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done
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# if all went fine, copy the map file
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trycp $srcRep/map.yrf $ydestRep/map.yrf
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# remove the temporary file
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\rm $remoteRef
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# if we have used the tmp directory we swap
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if [[ "$suffix" != "" ]]; then
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swap
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fi
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fi
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}
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# publication via rsync
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function rsyncPublish {
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result=1
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essai=1
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while (( $result > 0 )); do
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print -- rsync -arv $srcRep/ $destRep.tmp
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if ((!testmode)); then
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rsync -arv $srcRep/ $destRep.tmp
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fi
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result=$?
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if (( $result > 0 )); then
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print -P -- "%BEchec du rsync%b (essai n°$essai)" >&2
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fi
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((essai++))
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done
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}
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# swap
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function swap {
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print -P -- "%B[Directory Swap (tmp <=> target)]%b"
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[[ -e $destRep.old ]] && tryrm $destRep.old
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print -- " renommage du repertoire sandard vers le .old"
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tryrename $destRep $destRep.old
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print -- " renommage du repertoire tmp (nouveau) vers le standard"
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print -P -- "%B[Site Indisponible]%b $(date)"
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tryrename $destRep.tmp $destRep
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print -P -- "%B[Site Disponible]%b $(date)"
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print -- " renommage du repertoire old vers le tmp"
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tryrename $destRep.old $destRep.tmp
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print -P -- " publication terminée"
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}
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print -- "Root = $webroot"
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print -- "Dest = $destRep"
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if [[ "$1" = "-s" ]]; then
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swap
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else
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if [[ "$1" = "-d" ]]; then
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suffix=""
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else
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suffix=".tmp"
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fi
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print -P -- "%BSync%b[${Root:t} => ${destRep:t}$suffix]"
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incrementalPublish
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fi
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</code></pre>
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</div>
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<p>This is my way to replace <code>rsync</code> with filesystem not handling it.
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Hope it is usefull. I’ll be happy to hear a way to handle the webdav rename folder problem. This is really annoying.</p>
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<a href="/Scratch/en/blog/2009-12-06-iphone-call-filter/">iphone call filter <span class="nicer">»</span></a>
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<a rel="license" href="http://creativecommons.org/licenses/by-sa/3.0/">Copyright ©, Yann Esposito</a>
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</div>
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<div id="lastmod">
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Created: 10/28/2009
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Modified: 04/20/2011
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</div>
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<div>
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Entirely done with
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<a href="http://www.vim.org">Vim</a>
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and
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<a href="http://nanoc.stoneship.org">nanoc</a>
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