{"id":150285,"date":"2023-08-04T20:19:19","date_gmt":"2023-08-04T11:19:19","guid":{"rendered":"https:\/\/support.questetra.com\/developer-blog\/outlook-calender-event-attachment-post-202307\/"},"modified":"2026-05-27T14:51:17","modified_gmt":"2026-05-27T05:51:17","slug":"outlook-calender-event-attachment-post-202307","status":"publish","type":"post","link":"https:\/\/support.questetra.com\/en\/addons\/outlook-calender-event-attachment-post-202307\/","title":{"rendered":"Microsoft 365 Outlook: Post Attachment to Calendar Event"},"content":{"rendered":"

warning<\/span> PAGE UPDATED<\/h3> https:\/\/support.questetra.com\/ja\/addons\/outlook-calendar-event-attachment-post-2026\/<\/a> <\/div> \n\n\n

Outlook Calendar Event Attachment Post<\/strong><\/h4>\n\n\n\n

Outlook \u4e88\u5b9a\u8868\u306e\u30a4\u30d9\u30f3\u30c8\u306b\u30d5\u30a1\u30a4\u30eb\u3092\u6dfb\u4ed8<\/a><\/p>\n\n\n\n

Posts an attachment to an Outlook Calendar Event (1 file only, up to 2.9MB). You can specify the target by the event ID. The ID of the attachment can be saved.<\/p>\n\n\n\n

\"Auto<\/figure>\n\n\n\n
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Configs for this Auto Step<\/summary>
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conf_OAuth2<\/dt>
A: OAuth 2.0 Setting *<\/span><\/dd>\n
conf_eventId<\/dt>
B: Event Id *<\/span>#{EL}<\/sup><\/span><\/dd>\n
conf_attachment<\/dt>
C: Attachment File (1 file only, up to 2.9MB) *<\/span><\/dd>\n
conf_attachmentId<\/dt>
D: Attachment File Id (update)<\/dd>\n
conf_log<\/dt>
X: Access Log (update)<\/dd>\n\n<\/dl>\n<\/div><\/details><\/div>\n<\/div>\n\n\n\n
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Script (click to open)<\/summary>
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\n\n\/\/ Post Outlook Calendar Event Attachment via Microsoft Graph API v1.0 (ver. 202209)\n\/\/ (c) 2023, Questetra, Inc. (the MIT License)\n\n\/\/\/\/ == \u5de5\u7a0b\u30b3\u30f3\u30d5\u30a3\u30b0\u306e\u53c2\u7167 \/ Config Retrieving ==\nconst oauth2  = configs.get( "conf_OAuth2" ) + "";\n\nconst eventId = configs.get( "conf_eventId" ) + "";\nconst files   = engine.findDataByNumber( configs.get( "conf_attachment" ) );\n\nconst dataId_attachmentId = configs.get( "conf_attachmentId" );\nconst dataId_log          = configs.get( "conf_log" );\n\n\/\/\/\/ == \u6f14\u7b97 \/ Calculating ==\nif( eventId == "" ){\n  throw `Event ID none.`;\n}\n\nif( !files ){\n  throw `File none.`;\n}\nconst file = files.get(0);\n\n\/\/\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u78ba\u8a8d\n\/\/ API\u4ed5\u69d8\u7684\u306b\u306f3MB\u307e\u3067\u3001\u30d5\u30a1\u30a4\u30eb\u3060\u3051\u3067\u306a\u304f\u30da\u30a4\u30ed\u30fc\u30c9\u5168\u4f53\u3067\u306e\u5236\u9650\u3001\u4f59\u88d5\u3092\u307f\u30662.9MB\u307e\u3067\u3068\u3059\u308b\n\/\/ https:\/\/learn.microsoft.com\/ja-jp\/graph\/api\/event-post-attachments?view=graph-rest-1.0&tabs=javascript\nif (file.getLength() > 3040871) {\n  throw `File size over.`;\n}\n\nlet fileData = "";\nfileRepository.readFile(file, 3145728, function(bytes) {\n  fileData = base64.encodeToString(bytes);\n});\n\nlet requestObj = {};\n  requestObj['@odata.type'] = '#microsoft.graph.fileAttachment';\n  requestObj.name = file.getName();\n  requestObj.contentBytes = fileData;\n\n\/\/engine.log("json:" + JSON.stringify( requestObj ));\n\nlet accessLog = "";\nlet uri = "https:\/\/graph.microsoft.com\/v1.0\/me\/events\/" + eventId + "\/attachments";\nlet response = httpClient.begin()\n  .authSetting( oauth2 )\n  .body( JSON.stringify( requestObj ), "application\/json" )\n  .post( uri );\naccessLog += "---POST request--- " + response.getStatusCode() + "\\n";\naccessLog += response.getResponseAsString() + "\\n";\n\n\n\/\/\/\/ == \u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u30c7\u30fc\u30bf\u3078\u306e\u4ee3\u5165 \/ Data Updating ==\nconst status = response.getStatusCode();\n\nif( status >= 300 ){\n  engine.log(accessLog);\n  throw `Failed in POST request. status: ${status}`;\n} else {\n  const jsonObj = JSON.parse( response.getResponseAsString() );\n  const attachmentId = jsonObj.id + "";\n\n  if( dataId_attachmentId !== "" ){\n    engine.setDataByNumber( dataId_attachmentId, attachmentId );\n  }\n}\n\nif( dataId_log !== "" ){\n  engine.setDataByNumber( dataId_log, accessLog );\n}\n\n<\/code><\/pre><\/div>\n<\/div><\/details><\/div>\n<\/div>\n\n\n\n
Download<\/span><\/h3>\n\n\n\n