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added comments, get hash only for mm

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This commit is contained in:
Karsten Hassel 2021-09-05 23:35:49 +02:00
parent b1fc766908
commit ce13d7f98b
1 changed files with 25 additions and 8 deletions
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27
modules/default/updatenotification/node_helper.js
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@ -87,22 +87,35 @@ module.exports = NodeHelper.create({
// remote branch:
tracking: ""
};
let res = await this.execShell("cd " + repo.folder + " && git rev-parse HEAD");
let res;
if (module === "default") {
// the hash is only needed for the mm repo
res = await this.execShell("cd " + repo.folder + " && git rev-parse HEAD");
if (res.stderr) {
Log.error("Failed to get current commit hash for " + repo.module + ": " + res.stderr);
}
gitInfo.hash = res.stdout;
}
res = await this.execShell("cd " + repo.folder + " && git status -sb");
if (res.stderr) {
Log.error("Failed to get git status for " + repo.module + ": " + res.stderr);
// exit without git status info
return;
}
// get branch and remote
// only the first line of stdout is evaluated
let status = res.stdout.split("\n")[0];
// examples for status:
// ## develop...origin/develop
// ## master...origin/master [behind 8]
status = status.match(/(?![.#])([^.]*)/g);
// examples for status:
// [ ' develop', 'origin/develop', '' ]
// [ ' master', 'origin/master [behind 8]', '' ]
gitInfo.current = status[0].trim();
status = status[1].split(" ");
// examples for status:
// [ 'origin/develop' ]
// [ 'origin/master', '[behind', '8]' ]
gitInfo.tracking = status[0].trim();
if (status[2]) {
// git fetch was already called before so `git status -sb` delivers already the behind number
@ -110,14 +123,18 @@ module.exports = NodeHelper.create({
return gitInfo;
}
res = await this.execShell("cd " + repo.folder + " && git fetch --dry-run");
// here the result is in stderr
// example output:
// From https://github.com/MichMich/MagicMirror
// e40ddd4..06389e3 develop -> origin/develop
// here the result is in stderr (this is a git default, don't ask why ...)
if (res.stderr === "") return;
// set default > 0
gitInfo.behind = 1;
let refs = res.stderr.match(/s*([a-z,0-9]+[.][.][a-z,0-9]+)s*/g)[0];
if (refs === "") {
// if match fails set behind to a number greater 0 and return
gitInfo.behind = 1;
return gitInfo;
}
// get behind with refs
res = await this.execShell("cd " + repo.folder + " && git rev-list --ancestry-path --count " + refs);
gitInfo.behind = parseInt(res.stdout);
return gitInfo;