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Gmail - Label emails based on sender domain
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| function main() { | |
| const labelMap = new Map(); | |
| Gmail.Users.Labels.list("me").labels.forEach((label) => { | |
| if (label.type == "user") labelMap[label.name] = label.id; | |
| }); | |
| if (messageList = Gmail.Users.Messages.list("me", { | |
| q: "in:Inbox has:nouserlabels", | |
| }).messages) { | |
| messageList.forEach((msg) => { | |
| const newLabel = | |
| "Sender/" + | |
| GmailApp.getMessageById(msg.id) | |
| .getFrom() | |
| .match(/\s*"?([^"]*)"?\s+<(.+)>/)[2] | |
| .replace(/.*@/, "") | |
| .replace(/\..*$/, ""); | |
| if (newLabel in labelMap) { | |
| // label email | |
| Gmail.Users.Messages.modify({ | |
| addLabelIds: [labelMap[newLabel]] | |
| }, | |
| "me", | |
| msg.id | |
| ); | |
| } else { | |
| // create label, add to map | |
| labelMap[newLabel] = Gmail.Users.Labels.create({ | |
| name: newLabel | |
| }, | |
| "me" | |
| ).id; | |
| // label email | |
| Gmail.Users.Messages.modify({ | |
| addLabelIds: [labelMap[newLabel]] | |
| }, | |
| "me", | |
| msg.id | |
| ); | |
| } | |
| }); | |
| } else { | |
| console.log("no unlabelled mail") | |
| } | |
| } |
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